1 2008-02-25 Ben Elliston <bje@au.ibm.com>
4 * c-decl.c (grokdeclarator): Remove unused local variables
5 `typedef_type' and `type_as_written'.
7 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8 unused local variable `has_hot_blocks'.
9 (fix_crossing_conditional_branches): Remove unused local variable
12 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
15 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
16 using DEF_C99_BUILTIN.
17 (BUILT_IN_NANF): Ditto.
18 (BUILT_IN_NANL): Ditto.
20 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21 Revital Eres <eres@il.ibm.com>
23 * modulo-sched.c (calculate_must_precede_follow): Address TODO
24 regarding the order of two dependent insns in the same row.
26 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
28 * stor-layout.c (layout_decl): Do not bump the alignment of a
29 bit-field to more than byte alignment if it is packed.
31 2008-02-24 David Edelsohn <edelsohn@gnu.org>
33 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
36 2008-02-24 Diego Novillo <dnovillo@google.com>
38 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
41 * tree-vrp.c (vrp_evaluate_conditional): With
42 -Wtype-limits, emit a warning when comparing against a
43 constant outside the natural range of OP0's type.
44 * c.opt (Wtype-limits): Move ...
45 * common.opt (Wtype-limits): ... here.
47 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
49 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
50 * config/rs6000/e300c2c3.md: New file.
51 * config/rs6000/rs6000.c (processor_costs): Add new costs for
53 (rs6000_override_options): Add e300c2 and e300c3 cases to
54 processor_target_table. Do not allow usage of Altivec or Spe
55 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
56 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
57 * config/rs6000/rs6000.h (processor_type): Add
58 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
59 (ASM_CPU_SPEC): Add e300c2 and e300c3.
60 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
61 and ppce300c3. Include e300c2c3.md.
63 2008-02-23 David Edelsohn <edelsohn@gnu.org>
65 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
66 instead of TARGET_STRICT_ALIGN.
68 2008-02-23 Joseph Myers <joseph@codesourcery.com>
70 * explow.c (memory_address): Assert that the generated address is
73 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
76 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
77 * config/darwin-ppc-ldouble-patch.def: New file.
78 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
79 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
80 SUBTARGET_INIT_BUILTINS if defined.
81 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
84 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
87 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
88 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
90 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
93 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
94 file" warning condtional on -Winvalid-PCH.
96 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
98 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
100 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
104 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
105 prevent reload from using MMX registers.
106 (*mov<mode>_internal): Ditto.
107 (*movv2sf_internal_rex64): Ditto.
108 (*movv2sf_internal): Ditto.
110 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
112 PR documentation/31569
113 * doc/install.texi2html: Use makeinfo --no-number-sections.
115 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
117 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
118 ensure that we can address an entire entity > 8 bytes. Don't
119 generate reg+reg addressing for such data.
121 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
123 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
124 strings when optimizing for size, unless the target cares about
127 2008-02-22 Tom Tromey <tromey@redhat.com>
129 * regclass.c (current_pass): Remove declaration.
131 2008-02-22 Anatoly Sokolov <aesok@post.ru>
133 * config/avr/libgcc.S (__RAMPZ__): Define.
134 (__do_copy_data): Add for devices with 128KB code memory.
136 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
138 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
140 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
142 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
144 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
147 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
150 * c-typeck.c (build_binary_op): Warn about floating point
151 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
153 2008-02-21 Janis Johnson <janis187@us.ibm.com>
156 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
157 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
159 (rs6000_override_options): Set altivec_abi as default, not override,
160 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
161 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
162 is used; use new member spe_abi.
163 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
164 spe_abi and altivec_abi.
166 2008-02-22 Tomas Bily <tbily@suse.cz>
168 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
170 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
173 * config.build (build_file_translate): Set to `CMD //c' only if
175 * Makefile.in (build_file_translate): Improve comment.
177 2008-02-21 Jan Hubicka <jh@suse.cz>
179 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
180 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
181 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
183 2008-02-21 Michael Matz <matz@suse.de>
186 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
188 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
190 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
191 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
193 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
194 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
195 SSE_VEC_FLOAT_MODE_P as insn constraint.
196 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
197 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
198 sse4a_movntdf using MODEF mode iterator.
199 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
200 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
201 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
202 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
203 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
204 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
205 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
207 2008-02-21 Richard Guenther <rguenther@suse.de>
209 * tree.def (PAREN_EXPR): New tree code.
210 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
212 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
213 * expr.c (expand_expr_real_1): Likewise.
214 * tree-inline.c (estimate_num_insns_1): Likewise.
215 * tree-complex.c (expand_complex_move): Likewise.
216 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
219 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
222 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
224 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
227 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
229 * config/sh/sh.c (find_barrier): Don't go past
230 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
232 2008-02-20 DJ Delorie <dj@redhat.com>
234 * config/h8300/h8300.md (insv): Force source operand to be a register.
236 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
237 as a jump, not as a plain insn.
239 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
241 * doc/invoke.texi (Warning Options): Add new option
242 -Wframe-larger-than=.
243 (-Wframe-larger-than): Document.
245 * flags.h (warn_frame_larger_than, frame_larger_than_size):
246 Add declarations for new option variables.
248 * final.c (final_start_function): Check the frame size
249 before emission and issue a Wframe-larger-than warning.
251 * opts.c (warn_frame_larger_than, frame_larger_than_size):
252 Add definitions for new option variables.
253 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
255 * common.opt (Wframe-larger-than=): New option.
257 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
259 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
260 (<sse>_div<mode>3): Ditto.
261 (<sse>_vmdiv<mode>3): Ditto.
262 (<sse>_vmsqrt<mode>2): Ditto.
263 (*smax<mode>3): Ditto.
264 (sse5_frcz<mode>2): Ditto.
265 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
268 2008-02-20 Richard Guenther <rguenther@suse.de>
271 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
272 be happy with INTEGRAL_TYPE_P.
274 2008-02-20 Richard Guenther <rguenther@suse.de>
276 * fold-const.c (split_tree): Associate floatig-point expressions
277 if flag_associative_math is set.
279 2008-02-20 Richard Guenther <rguenther@suse.de>
281 * tree.h (fold_real_zero_addition_p): Declare.
282 * fold-const.c (fold_real_zero_addition_p): Export.
283 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
284 floating-point operations with zero and one.
286 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
288 * doc/install.texi: Correct references to CFLAGS, replacing them
289 with BOOT_CFLAGS. Document flags used during bootstrap for
292 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
294 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
295 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
296 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
298 (smin<mode>3): Ditto from similar patterns.
299 (smax<mode>3): Ditto.
300 (*ieee_smin<mode>3): Ditto.
301 (*ieee_smax<mode>3): Ditto.
302 * config/i386/sse.md (sse): New mode attribute.
303 (mov<mode>): Macroize expander from movv4sf and movv2df using
304 SSEMODEF2P mode iterator.
305 (<sse>_movnt<mode>): Ditto from similar patterns. Use
306 SSE_VEC_FLOAT_MODE_P as insn constraint.
307 (storent<mode>): Ditto.
308 (storent<mode>): Macroize expander from storentsf and storentdf using
310 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
311 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
312 (abs<mode>2): Ditto from similar patterns.
313 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
314 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
315 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
316 (<sse>_vmsqrt<mode>2): Ditto.
317 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
318 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
319 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
320 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
321 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
322 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
323 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
325 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
326 iterator and SSE_FLOAT_MODE_P as insn constraint.
327 (<sse>_ucomi): Ditto from similar patterns.
328 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
329 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
330 SSE_VEC_FLOAT_MODE_P as insn constraint.
331 (vcond<mode>): Ditto from similar patterns.
332 (and<mode>3, *and<mode>3): Ditto.
333 (<sse>_nand<mode>3): Ditto.
334 (ior<mode>3, *ior<mode>3): Ditto.
335 (xor<mode>3, *xor<mode>3): Ditto.
336 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
337 iterator and SSE_FLOAT_MODE_P as insn constraint.
338 (*nand<mode>3): Ditto from similar patterns.
339 (*ior<mode>3): Ditto.
340 (*xor<mode>3): Ditto.
342 2008-02-20 Ira Rosen <irar@il.ibm.com>
344 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
345 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
346 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
348 2008-02-19 Jan Hubicka <jh@suse.cz>
350 * predict.c (tree_bb_level_predictions): Remove variable next
351 mistakely introduced by previous commit.
353 2008-02-19 Jan Hubicka <jh@suse.cz>
355 * predict.c (predict_paths_leading_to): Rewrite.
356 (predict_paths_for_bb): New.
357 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
359 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
362 * Makefile.in (build_file_translate): New.
363 (gcc-vers.texi): Use it for translating $(abs_srcdir).
364 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
365 * configure.ac (build_file_translate): Substitute it.
366 * configure: Regenerate.
368 2008-02-19 Jan Hubicka <jh@suse.cz>
370 PR rtl-optimization/34408
371 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
374 2008-02-19 Jan Hubicka <jh@suse.cz>
377 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
380 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
383 * config/i386/i386-modes.def: Revert the last DI alignment
384 change until Ada people can look into it.
386 2008-02-19 Nick Clifton <nickc@redhat.com>
388 * opts.c (print_specific_help): Fix typo in --help text.
390 2008-02-19 Jakub Jelinek <jakub@redhat.com>
393 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
394 32-bit inline asm without asm alternatives for host GCC < 3.0.
396 2008-02-19 Richard Guenther <rguenther@suse.de>
398 PR tree-optimization/34989
399 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
400 Allow propagation to INDIRECT_REF if we can simplify only.
402 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
404 * c-common.c (warn_for_collisions_1): Use appropriate option when
407 2008-02-19 Nick Clifton <nickc@redhat.com>
410 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
411 (handle_options): Fix indentation.
412 (print_filtered_help): If no language-specific options were
413 displayed tell the user how to list all the options supported by
414 the language's front-end.
415 (print_specific_help): Fix indentation and remove duplicate line.
416 (common_handle_option): Handle the -v option.
417 For --help enable the display of undocumented options if the -v
418 switch has been included on the command line.
419 For --help= check for overlaps in the arguments between the option
420 classes and the language names and issue a warning when they
421 cannot be disambiguated.
422 * c.opt (v): Pass on to the common option handler.
424 2008-02-19 Revital Eres <eres@il.ibm.com>
426 * modulo-sched.c (sms_schedule): Change dump message when
427 create_ddg function fails.
428 (try_scheduling_node_in_cycle): Rename row to cycle.
429 (print_partial_schedule): Rename CYCLE to ROW.
431 2008-02-19 Christian Bruel <christian.bruel@st.com>
432 Zdenek Dvorak <ook@ucw.cz>
434 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
436 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
439 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
440 (*x86_movdicc_0_m1_se): Ditto.
442 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
444 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
445 (CMPtype): Define as __gcc_CMPtype.
446 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
447 (CMPtype): Define as __gcc_CMPtype.
449 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
451 Support valgrind 3.3 for --enable-checking=valgrind.
452 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
454 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
455 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
456 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
457 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
458 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
459 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
460 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
462 * ggc-zone.c: Similar.
463 * ggc-page.c: Similar.
465 2008-02-19 Paul Brook <paul@codesourcery.com>
468 * config/arm/ieee754-df.S: Fix do_it typo.
469 * config/arm/ieee754-sf.S: Fix do_it typo.
471 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
474 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
475 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
476 (OPTION_MASK_ISA_SSE_SET): Likewise.
477 (OPTION_MASK_ISA_SSE2_SET): Likewise.
478 (OPTION_MASK_ISA_SSE3_SET): Likewise.
479 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
480 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
481 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
482 (OPTION_MASK_ISA_SSE4_SET): Likewise.
483 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
484 (OPTION_MASK_ISA_SSE5_SET): Likewise.
485 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
486 (OPTION_MASK_ISA_MMX_UNSET): Updated.
487 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
488 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
489 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
490 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
491 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
492 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
493 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
494 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
495 (OPTION_MASK_ISA_SSE4): Removed.
496 (ix86_handle_option): Turn on bits in ix86_isa_flags and
497 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
499 (override_options): Don't turn on implied SSE/MMX bits in
502 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
504 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
507 2008-02-18 Joey Ye <joey.ye@intel.com>
510 * tree-nested.c (insert_field_into_struct): Set type alignment
511 to field alignment if the former is less than the latter.
513 2008-02-18 Jakub Jelinek <jakub@redhat.com>
515 * BASE-VER: Set to 4.4.0.
517 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
519 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
520 * doc/cfg.texi: Likewise.
521 * doc/extend.texi: Likewise.
522 * doc/gty.texi: Likewise.
523 * doc/invoke.texi: Likewise.
524 * doc/loop.texi: Likewise.
525 * doc/md.texi: Likewise.
526 * doc/passes.texi: Likewise.
527 * doc/rtl.texi: Likewise.
528 * doc/sourcebuild.texi: Likewise.
529 * doc/tm.texi: Likewise.
530 * doc/tree-ssa.texi: Likewise.
532 2008-02-17 Richard Guenther <rguenther@suse.de>
535 * tree-complex.c (init_parameter_lattice_values): Handle parameters
536 without default definition.
538 2008-02-17 Richard Guenther <rguenther@suse.de>
540 PR tree-optimization/35231
541 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
544 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
548 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
549 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
550 libgcc_cmp_return mode.
552 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
555 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
557 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
559 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
562 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
564 * doc/c-tree.texi: Use `@.' where appropriate.
565 * doc/extend.texi: Likewise.
566 * doc/install.texi: Likewise.
567 * doc/invoke.texi: Likewise.
568 * doc/loop.texi: Likewise.
569 * doc/makefile.texi: Likewise.
570 * doc/md.texi: Likewise.
571 * doc/passes.texi: Likewise.
572 * doc/standards.texi: Likewise.
573 * doc/tm.texi: Likewise.
575 2008-02-15 Jakub Jelinek <jakub@redhat.com>
578 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
580 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
581 rather than in entry_bb.
583 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
585 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
586 libgcc_cmp_return mode.
588 2008-02-15 Jakub Jelinek <jakub@redhat.com>
591 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
592 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
594 2008-02-15 Richard Guenther <rguenther@suse.de>
595 Zdenek Dvorak <ook@ucw.cz>
597 PR tree-optimization/35164
598 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
599 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
600 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
601 Only propagate addresses which do not have abnormal SSA_NAMEs
604 2008-02-15 Joseph Myers <joseph@codesourcery.com>
607 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
609 2008-02-15 Jan Hubicka <jh@suse.cz>
612 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
614 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
617 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
618 when calculating alignment_pad.
620 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
622 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
623 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
624 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
625 and STACK_BOUNDARY define.
627 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
629 PR preprocessor/35061
630 * c-pragma.c (handle_pragma_pop_macro): Check that
631 pushed_macro_table has been allocated.
633 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
636 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
637 (force_gimple_operand): Likewise.
638 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
639 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
640 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
641 (find_interesting_uses_address): Check addressability and alignment
642 of the base expression only after substituting bases of IVs into it.
644 2008-02-14 Michael Matz <matz@suse.de>
647 * function.c (instantiate_virtual_regs_in_insn): Reload address
648 before falling back to reloading the whole operand.
650 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
652 * config/s390/s390.c (s390_mainpool_start): Emit the pool
653 before the first section switch note.
655 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
657 * doc/bugreport.texi: Update copyright years.
658 * doc/c-tree.texi: Likewise.
659 * doc/cfg.texi: Likewise.
660 * doc/cpp.texi: Likewise.
661 * doc/cppinternals.texi: Likewise.
662 * doc/fragments.texi: Likewise.
663 * doc/frontends.texi: Likewise.
664 * doc/gcc.texi: Likewise.
665 * doc/gty.texi: Likewise.
666 * doc/hostconfig.texi: Likewise.
667 * doc/implement-c.texi: Likewise.
668 * doc/libgcc.texi: Likewise.
669 * doc/loop.texi: Likewise.
670 * doc/makefile.texi: Likewise.
671 * doc/options.texi: Likewise.
672 * doc/passes.texi: Likewise.
673 * doc/rtl.texi: Likewise.
674 * doc/sourcebuild.texi: Likewise.
675 * doc/standards.texi: Likewise.
676 * doc/tree-ssa.texi: Likewise.
677 * doc/trouble.texi: Likewise.
679 * doc/extend.texi: Use @: or add comma where appropriate.
680 * doc/invoke.texi: Likewise.
681 * doc/tm.texi: Likewise.
683 2008-02-14 Alan Modra <amodra@bigpond.net.au>
686 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
689 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
691 * doc/md.texi (clz, ctz): Add reference.
692 * doc/rtl.texi (clz, ctz): Likewise.
694 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
697 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
700 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
702 * config/s390/s390.c (struct constant_pool): New field
703 emit_pool_after added.
704 (s390_mainpool_start): Set the emit_pool_after flag according
705 to the section switch notes.
706 (s390_mainpool_finish): Consider emit_pool_after when emitting
707 the literal pool at the end of the function.
708 (s390_chunkify_start): Force literal pool splits at section
711 2008-02-13 Michael Matz <matz@suse.de>
714 * var-tracking.c (clobber_variable_part): Correctly traverse the
717 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
720 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
721 Add -fdump-ipa-inline.
722 * tree-dump.c (dump_files): Remove tree-inlined dump.
723 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
725 2008-02-12 Richard Guenther <rguenther@suse.de>
727 PR tree-optimization/35171
728 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
731 2008-02-12 Richard Guenther <rguenther@suse.de>
734 * fold-const.c (fold_widened_comparison): Use get_unwidened in
735 value-preserving mode. Disallow final truncation.
737 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
740 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
742 (force_gimple_operand): ...here.
744 2008-02-12 Jakub Jelinek <jakub@redhat.com>
747 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
748 non-compatible pointers.
749 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
750 different FIELD_DECLs, try harder by comparing field offsets, sizes
754 * function.c (match_asm_constraints_1): Don't replace the same input
757 2008-02-12 Anatoly Sokolov <aesok@post.ru>
759 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
760 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
761 (expand_epilogue): Restore RAMPZ register.
762 * config/avr/avr.md (RAMPZ_ADDR): New constant.
764 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
766 * config/i386/cygwin.asm: (__alloca): Correct calling
767 convention and alignment.
768 (__chkstk): Force 8 byte stack alignment.
770 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
771 Richard Guenther <rguenther@suse.de>
773 PR tree-optimization/33992
774 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
775 the zero we compare against.
777 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
780 * gthr-win32.h (__gthread_mutex_destroy_function): New function
781 to CloseHandle after unlocking to prevent accumulation of handle
784 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
787 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
788 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
789 and update LABEL_NUSES during and after reload.
791 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
794 * combine.c (simplify_if_then_else): Make sure the comparison is
795 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
797 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
800 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
801 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
802 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
803 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
804 * tree.h (get_type_static_bounds): Likewise.
806 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
808 * doc/invoke.texi (Option Summary, C++ Dialect Options)
809 (Objective-C and Objective-C++ Dialect Options, Warning Options):
810 Make -Wfoo language annotations match what the compiler outputs.
812 2008-02-08 Sa Liu <saliu@de.ibm.com>
814 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
815 intrinsics spu_convts, spu_convtu, spu_convtf.
816 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
818 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
820 * doc/extend.texi (Function Attributes) <noinline>: Mention
821 asm ("") as method to keep calls.
823 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
826 * doc/options.texi (Options): Replace references to opts.sh with
828 * opts-common.c: Likewise.
829 * optc-gen.awk: Likewise.
831 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
833 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
835 2008-02-07 Richard Henderson <rth@redhat.com>
838 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
839 EXPR_LIST for the REG_EQUAL instead of a comparison with a
842 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
844 PR tree-optimization/35085
845 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
846 for operand entry oe2 in addition to operand entry oe3 in order to
847 expose more opportunities for vectorizer sum reduction.
849 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
852 * Makefile.in (LIBS): Remove $(GMPLIBS).
853 (cc1-dummy, cc1): Add $(GMPLIBS).
855 2008-02-06 Jan Hubicka <jh@suse.cz>
858 * i386.md (moddf_integer): Do not produce partial memory stalls for
859 targets where it hurts.
861 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
864 * optabs.c (expand_float): Do not check for decimal modes when
865 expanding unsigned integer through signed conversion.
867 2008-02-06 Nick Clifton <nickc@redhat.com>
869 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
870 inside the clobber with a match_operand and duplicated operand
871 number in the constraint.
872 (ineqbranchsi): Delete redundant comment.
874 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
876 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
877 builtin_define ("__USE_INIT_FINI__").
878 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
880 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
882 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
884 PR documentation/30330
885 * doc/invoke.texi (C++ Dialect Options)
886 (Objective-C and Objective-C++ Dialect Options, Warning Options):
887 For each warning option -Wfoo that allows -Wno-foo, ensure both
888 -Wfoo and -Wno-foo are listed in the option index. Fix index
889 entry of -Wswitch-default, index -Wnormalized= including the
890 `=', and -Wlarger-than-@var{len} including @var{len}.
892 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
894 * config/i386/i386.md (floatunssisf2): Use
895 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
896 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
897 Macroize expander using MODEF mode iterator.
899 2008-02-05 Diego Novillo <dnovillo@google.com>
901 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
904 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
906 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
909 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
911 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
914 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
915 to indicate if a message should be generated.
916 (init_cumulative_args): Updated.
917 (function_value_32): Likewise.
919 2008-02-05 Joseph Myers <joseph@codesourcery.com>
921 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
923 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
926 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
927 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
929 2008-02-04 Diego Novillo <dnovillo@google.com>
931 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
934 * tree-vrp.c (vrp_evaluate_conditional): With
935 -Wtype-limits, emit a warning when comparing against a
936 constant outside the natural range of OP0's type.
938 2008-02-04 Richard Guenther <rguenther@suse.de>
941 * expr.c (count_type_elements): Give for unions instead of
944 2008-02-04 Richard Guenther <rguenther@suse.de>
947 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
948 to TYPE_DOMAINs base type instead of using bitsizetype here.
950 2008-02-03 Jason Merrill <jason@redhat.com>
952 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
954 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
957 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
958 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
959 (RS/6000 and PowerPC Options): Fix typos and markup.
960 * doc/passes.texi (Tree-SSA passes): Likewise.
962 2008-02-02 Michael Matz <matz@suse.de>
965 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
966 from record_last_reg_set_info.
967 (record_last_reg_set_info): Take an RTX argument, iterate over all
968 constituent hardregs.
969 (record_last_set_info, record_opr_changes): Change calls to
970 new signature or to record_last_reg_set_info_regno.
972 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
974 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
976 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
978 PR rtl-optimization/34773
979 * reg-notes.def (EQUAL): Mention significance of combination of
980 REG_EQUAL and REG_RETVAL.
981 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
982 insn that has a REG_RETVAL.
984 2008-02-01 Roger Sayle <roger@eyesopen.com>
987 * configure.ac (--enable-fixed-point): Disable unless explicitly
989 * configure: Regenerate.
991 2008-02-01 Richard Guenther <rguenther@suse.de>
994 * invoke.texi (-finline-limit): Remove no longer true parts
995 of the documentation. Note that there is no default value.
997 2008-02-01 Andrew Pinski <pinskia@gmail.com>
998 Mark Mitchell <mark@codesourcery.com>
999 Ben Elliston <bje@au.ibm.com>
1002 * doc/extend.texi (Other Builtins): Document.
1004 2008-01-31 Tom Browder <tom.browder@gmail.com>
1006 * doc/c-tree.texi (Types): Fix grammar.
1007 (Expression trees): Ditto.
1008 * doc/passes.texi (Tree-SSA passes): Ditto.
1010 * doc/configterms.texi (Configure Terms): Fix typo.
1011 * doc/cpp.texi (Common Predefined Macros): Ditto.
1012 * doc/md.texi (Machine Constraints): Ditto.
1014 * doc/makefile.texi (Makefile): Add comma.
1016 2008-01-31 Tom Browder <tom.browder@gmail.com>
1017 Gerald Pfeifer <gerald@pfeifer.com>
1019 * doc/sourcebuild.texi (Front End): Remove references to CVS
1020 and CVSROOT/modules.
1021 (Texinfo Manuals): Replace reference to CVS by one to SVN.
1022 (Back End): Remove reference to CVS.
1024 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1027 * config/mips/mips.c (gen_load_const_gp): New function, taking a
1029 (mips16_gp_pseudo_reg): ...here.
1030 * config/mips/mips.md (load_const_gp): Replace with...
1031 (load_const_gp_<mode>): ...this :P-based insn.
1033 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1035 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1036 options. Minor fixes.
1037 (-std): Move reference to standards closer to where language
1038 standards are first mentioned.
1040 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1042 PR rtl-optimization/34995
1043 * reload.c (alternative_allows_const_pool_ref): Take an rtx
1044 parameter and return a bool. If the rtx parameter is nonnull,
1045 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1046 (find_reloads): Update call accordingly. Pass the new operand
1047 if it needed no address reloads, otherwise pass null.
1049 2008-01-30 Richard Henderson <rth@redhat.com>
1052 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1053 for unbounded arrays.
1055 2008-01-30 Silvius Rus <rus@google.com>
1057 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1059 2008-01-30 Jan Hubicka <jh@suse.cz>
1062 * i386.c (init_cumulative_args): Use real function declaration when
1065 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
1067 PR rtl-optimization/34998
1068 * global.c (build_insn_chain): Treat non-subreg_lowpart
1069 SUBREGs of pseudos as clobbering all the words covered by the
1070 SUBREG, not just all the bytes.
1071 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
1072 original df_ref rather than an extract parameter.
1073 (global_conflicts): Update call accordingly.
1075 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
1077 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1078 the overflow check to make it easier to read.
1079 (__fixtfdi): Change the type of the ll member in union
1080 long_double to UDItype_x.
1082 2008-01-30 Jakub Jelinek <jakub@redhat.com>
1085 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1086 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1087 * tree-inline.c (fold_marked_statements): Call
1088 cgraph_update_edges_for_call_stmt if folding a call statement.
1089 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1090 debug_generic_stmt calls, reset it back afterwards.
1093 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1095 * c-typeck.c (build_external_ref): Don't pedwarn about
1096 static vars in current function's scope.
1098 2008-01-29 Joseph Myers <joseph@codesourcery.com>
1100 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1102 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
1105 * ipa-struct-reorg.c: Fix spelling.
1106 * params.def: Ditto.
1108 2008-01-29 Richard Guenther <rguenther@suse.de>
1111 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1113 * tree-inline.c (remap_type): Increment remapping_type_depth
1114 around remapping types.
1115 (copy_body_r): Only add referenced variables if they are referenced
1116 from code, not types.
1118 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1129 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1130 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1132 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1135 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1136 pointer for tiny stack.
1138 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1140 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1142 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1144 * config/vx-common.h: Fix typo in comment.
1146 2008-01-28 Ian Lance Taylor <iant@google.com>
1150 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1151 coalesce pointers if they have different DECL_NO_TBAA_P values.
1152 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1153 between variables with different DECL_NO_TBAA_P values.
1155 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1158 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1159 are not legitimate small data references on SPE targets.
1161 2008-01-28 David Daney <ddaney@avtrex.com>
1163 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1165 2008-01-28 David Daney <ddaney@avtrex.com>
1167 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1169 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1171 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1172 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1173 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1174 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1175 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1176 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1177 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1178 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1180 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1182 * basic-block.h (condjump_equiv_p): Fix comment.
1184 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1186 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1187 print_generic_stmt_indented): Fix comment.
1189 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1191 * configure.ac (__stack_chk_fail): Add detecion for availability
1192 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1193 * configure: Regenerate.
1195 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1198 * final.c (output_addr_const): Handle TRUNCATE.
1200 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1203 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1204 (zero_cost, infinite_cost): New constants.
1205 (struct cost_pair): Change type of cost to comp_cost.
1206 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1207 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1209 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1210 split_address_cost, ptr_difference_cost, difference_cost,
1211 get_computation_cost_at, get_computation_cost,
1212 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1213 determine_use_iv_cost_condition, determine_use_iv_costs,
1214 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1215 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1216 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1217 Change type of cost to comp_cost.
1218 (determine_iv_cost): Increase cost of non-original ivs, instead
1219 of decreasing the cost of original ones.
1220 (get_address_cost): Indicate the complexity of the addressing mode
1222 (try_add_cand_for): Prefer using ivs not specific to some object.
1223 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1225 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1226 Janis Johnson <janis187@us.ibm.com>
1229 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1230 (TARGET_INSTANTIATE_DECLS): Likewise.
1231 * target.h (expand_to_rtl_hook): New target hook.
1232 (instantiate_decls): Likewise.
1233 * function.c (instantiate_decl): Make non-static. Rename to...
1234 (instantiate_decl_rtl): ... this.
1235 (instantiate_expr): Use instantiate_decl_rtl.
1236 (instantiate_decls_1): Likewise.
1237 (instantiate_decls): Likewise.
1238 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1239 * function.h (instantiate_decl_rtl): Add prototype.
1240 * cfgexpand.c (target.h): New include.
1241 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1242 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1243 (TARGET_INSTANTIATE_DECLS): Likewise.
1244 (TARGET_INITIALIZER): New target hooks added.
1245 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1247 * config/rs6000/rs6000.c (tree-flow.h): New include.
1248 (machine_function): Add sdmode_stack_slot field.
1249 (rs6000_alloc_sdmode_stack_slot): New function.
1250 (rs6000_instantiate_decls): Likewise.
1251 (rs6000_secondary_memory_needed_rtx): Likewise.
1252 (rs6000_check_sdmode): Likewise.
1253 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1254 (TARGET_INSTANTIATE_DECLS): Likewise.
1255 (rs6000_hard_regno_mode_ok): Allow SDmode.
1256 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1257 (rs6000_emit_move): Handle SDmode.
1258 (function_arg_advance): Likewise.
1259 (function_arg): Likewise.
1260 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1261 SDmode var args for 32-bit compiles.
1262 (rs6000_secondary_reload_class): Handle SDmode.
1263 (rs6000_output_function_epilogue): Likewise.
1264 (rs6000_function_value): Simplify if statement.
1265 (rs6000_libcall_value): Likewise.
1266 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1267 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1268 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1269 (movsd_hardfloat): New define_insn.
1270 (movsd_softfloat): Likewise.
1271 (movsd_store): Likewise.
1272 (movsd_load): Likewise.
1273 (extendsddd2): Likewise.
1274 (extendsdtd2): Likewise.
1275 (truncddsd2): Likewise.
1276 (movdd_hardfloat64): Fixup comment.
1277 (UNSPEC_MOVSD_LOAD): New constant.
1278 (UNSPEC_MOVSD_STORE): Likewise.
1280 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1283 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1285 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1286 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1287 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1290 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1293 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1294 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1295 __LONGDOUBLE128 too.
1296 * config/rs6000/aix61.h: New file.
1298 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1300 PR rtl-optimization/34959
1301 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1302 popcount and parity rtxes the same mode as their operand.
1303 Truncate or extend the result to the return value's mode
1306 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1309 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1310 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1311 to GOT_VERSION_REGNUM.
1312 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1313 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1314 * config/mips/mips.c (mips_emit_call_insn): New function.
1315 (mips_call_tls_get_addr): Call mips_expand_call directly.
1316 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1318 (mips16_build_call_stub): Likewise. Return the call insn or null.
1319 (mips_expand_call): Update the call to mips16_build_call_stub
1320 accordingly and a remove redundant condition. Assert that MIPS16
1321 stubs do not use lazy binding. Use mips_emit_call_insn and return
1323 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1325 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1326 (mips_avoid_hazard): Remove hazard_set handling.
1327 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1328 (UNSPEC_RESTORE_GP): ...this.
1329 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1330 (FAKE_CALL_REGNO): Rename to...
1331 (GOT_VERSION_REGNUM): ...this.
1332 (type): Add "ghost" value. Add an associated insn reservation.
1333 (hazard_set): Remove.
1334 (exception_receiver): Rename to...
1335 (restore_gp): ...this and update the unspec identifier accordingly.
1336 (exception_receiver, nonlocal_got_receiver): New expanders.
1337 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
1338 FAKE_CALL_REGNO. Remove hazard_set attribute.
1339 (set_got_version, update_got_version): New patterns.
1341 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
1344 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1346 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1349 * doc/install.texi2html: Generate gcc-vers.texi.
1351 2008-01-25 DJ Delorie <dj@redhat.com>
1353 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1355 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1357 * config/c4x: Remove directory.
1358 * config.gcc (crx-*, mt-*): Mark obsolete.
1359 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1360 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1361 sh-*-rtemscoff*): Remove cases.
1362 * defaults.h (C4X_FLOAT_FORMAT): Remove.
1363 * real.c (encode_c4x_single, decode_c4x_single,
1364 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1365 c4x_extended_format): Remove.
1366 * real.h (c4x_single_format, c4x_extended_format): Remove.
1367 * doc/extend.texi (interrupt, naked): Remove mention of attributes
1369 (Pragmas): Remove comment about c4x pragmas.
1370 * doc/install.texi (c4x): Remove target-specific instructions.
1371 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1372 * doc/md.texi (Machine Constraints): Remove C4x documentation.
1373 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1374 refer to C4x source files as examples.
1375 (C4X_FLOAT_FORMAT): Remove documentation.
1377 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
1379 * config/bfin/bfin.c (override_options): Reorder tests so that
1380 flag_pic gets enabled for -msep-data.
1382 2008-01-25 Richard Guenther <rguenther@suse.de>
1385 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1386 to its bitfield precision if required.
1388 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1391 * tree-nested.c (walk_omp_for): New function.
1392 (convert_nonlocal_reference, convert_local_reference): Call
1393 walk_omp_for on OMP_FOR.
1394 (convert_call_expr): Call walk_body on OMP_FOR's
1395 OMP_FOR_PRE_INIT_BODY.
1397 2008-01-25 Richard Guenther <rguenther@suse.de>
1399 PR tree-optimization/34966
1400 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1401 default defs and PHI_NODEs we have to insert after the
1404 2008-01-24 Nick Clifton <nickc@redhat.com>
1406 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1407 Provide a default definition.
1408 (LIBGCC2_UNITS_PER_WORD): Likewise.
1410 * config/stormy16/stormy16.c: Include df.h for the prototype
1411 for df_regs_ever_live_p.
1412 (xstormy16_expand_builtin_va_start): Convert the stack offset
1413 into a component_ref and then use POINTER_PLUS_EXPR to add it
1414 to the incoming_virtual_args_rtx.
1415 (xstormy16_gimplify_va_arg_expr): Rename to
1416 xstormy16_gimplify_va_arg_expr.
1417 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1418 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1419 xstormy16_gimplify_va_arg_expr.
1420 Fix up some formatting issues.
1422 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1423 Move to predicates.md.
1424 (xs_hi_general_operand): Likewise.
1425 (xs_hi_nonmemory_operand): Likewise.
1426 * config/stormy16/predicates.md:
1427 (xstormy16_carry_plus_operand): New predicate.
1428 (xs_hi_general_operand): New predicate.
1429 (xs_hi_nonmemory_operand): New predicate.
1430 * config/stormy16/stormy16-protos.h:
1431 (xstormy16_carry_plus_operand): Delete prototype.
1432 (xs_hi_general_operand): Likewise.
1433 (xs_hi_nonmemory_operand): Likewise.
1435 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1436 modifiers as they are no longer needed and they can trigger
1437 reload spill failures.
1439 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1440 with a match_operand in order to help reload.
1442 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1443 constraint with 'e' for the 8th alternative as this version of
1444 the mov.w instruction only accepts the lower 8 registers.
1446 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
1449 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1450 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1453 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1456 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1458 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1460 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1462 (remove_structure): Update allocations list before removing structure.
1464 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1466 * ipa-struct-reorg.c (is_safe_cond_expr,
1467 create_new_stmts_for_cond_expr): Use integer_zerop function,
1468 that recognize not only zero-pointer, but zero-integer too.
1470 2008-01-25 Ben Elliston <bje@au.ibm.com>
1473 * fixproto: Escape "." in sed expression that strips leading "./".
1475 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
1478 * gcc.c (SWITCH_OK): Removed.
1479 (SWITCH_LIVE): Changed to bit.
1480 (SWITCH_FALSE): Likewise.
1481 (SWITCH_IGNORE): Likewise.
1482 (switchstr): Change live_cond to unsigned int.
1483 (process_command): Replace SWITCH_OK with 0.
1484 (do_self_spec): Likewise.
1485 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1486 (give_switch): Likewise.
1487 (used_arg): Likewise.
1488 (do_spec_1): Set the SWITCH_IGNORE bit.
1489 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1490 bits. Set the SWITCH_LIVE bit.
1492 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1494 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1496 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
1498 PR tree-optimization/34472
1499 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1500 parameter to a "bool *" and set *DATA to false if there is
1501 an unsafe access. Do not delete the structure here.
1502 (check_cond_exprs): Delete it here instead.
1503 (check_cond_exprs, exclude_cold_structs): Do not increase
1504 I when removing a structure.
1506 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
1509 * config/i386/i386.c (ix86_expand_vector_init): Consider only
1510 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1512 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
1515 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1516 a fixed vector for stack.
1518 2008-01-24 Ben Elliston <bje@au.ibm.com>
1521 * doc/gcc.texi (Software development): Add a direntry for g++.
1523 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
1525 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1526 stale and straggling -fforce-addr comments above.
1528 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1530 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1531 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1533 2008-01-23 Michael Matz <matz@suse.de>
1536 * dwarf2out.c (force_type_die): Use modified_type_die instead of
1539 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
1541 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1544 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1546 * config/avr/avr.c (avr_current_arch): New variable.
1547 (avr_arch_types): Add 'avr31' and 'avr51' entries.
1548 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1549 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1550 (avr_override_options): Init 'avr_current_arch'.
1551 (base_arch_s): Move from here...
1552 * config/avr/avr.h (base_arch_s): ... here. Add new members
1553 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1554 'mega' to 'have_jmp_call'.
1555 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1556 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
1558 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1560 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1561 MULTILIB_MATCHES): (Ditto.).
1563 2008-01-23 Richard Guenther <rguenther@suse.de>
1566 * cgraphunit.c (cgraph_reset_node): Always mark the node
1567 not reachable if it is not queued already.
1569 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
1571 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1572 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1573 (cputype_selected): New static variable.
1574 (bfin_handle_option): Set it if -mcpu is used.
1575 (override_option): Select default set of workarounds if no cpu type
1576 selected on the command line.
1577 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1579 From Michael Frysinger <michael.frysinger@analog.com>
1580 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1581 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1583 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1584 for bf547, bf523, bf524, and bf526.
1585 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1587 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1588 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1589 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1590 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1591 * doc/invoke.texi (Blackfin Options): Document that
1592 -mcpu now accept bf547, bf523, bf524, and bf526.
1594 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1596 PR rtl-optimization/34628
1597 * combine.c (try_combine): Stop and undo after the first combination
1598 if an autoincrement side-effect on the first insn has effectively
1601 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1604 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1605 Offset addresses are not valid for Altivec or paired float modes.
1607 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1610 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1611 if DECL_INITIAL (decl) is error_mark_node.
1614 * c-common.c (handle_vector_size_attribute): Only allow
1615 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1616 the same way as pointer, array etc. types.
1617 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1620 * tree.c (build_type_attribute_qual_variant): Call
1621 build_qualified_type if attributes are equal, but quals are not.
1623 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1626 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1627 * flags.h (warn_strict_aliasing): Remove.
1628 (warn_strict_overflow): Remove.
1629 * opts.c (warn_strict_aliasing): Remove.
1630 (warn_strict_overflow): Remove.
1631 * c-opts.c (c_common_handle_option): -Wall only sets
1632 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1633 (c_common_post_options): Give default values to -Wstrict-aliasing
1634 and -Wstrict-overflow if they are uninitialized.
1635 * common.opt (Wstrict-aliasing): Specify Var and Init.
1636 (Wstrict-overflow): Likewise.
1638 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1640 PR rtl-optimization/26854
1641 PR rtl-optimization/34400
1642 PR rtl-optimization/34884
1643 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1645 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1646 (df_rd_bb_info.expanded_lr_out): Deleted
1647 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1648 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1649 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1650 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1651 Removed code to allocate, initialize or free expanded_lr_out.
1652 (df_rd_bb_local_compute_process_def): Restructured to make more
1654 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1655 sets if the sets are being trimmed.
1657 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1660 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1661 (as_vers): Likewise.
1662 * configure: Regenerated.
1664 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1667 * tree-pass.h (pass_build_alias): New pass.
1668 * tree-ssa-alias.c (gate_build_alias): New.
1669 (pass_build_alias): New.
1670 * passes.c (init_optimization_passes): Add pass_build_alias after
1671 pass_create_structure_vars.
1673 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1675 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1676 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1677 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1678 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1679 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1680 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1681 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1682 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1683 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1684 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1685 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1686 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1687 * config/s390/s390.md (FP_ALL): New mode iterator.
1688 (_d): New mode attribute.
1689 ("*signbit<mode>2>"): Changed mode of first operand.
1690 ("isinf<mode>2"): Changed mode of first operand.
1691 ("*TDC_insn"): Adaptation for DFP modes.
1693 2008-01-22 Ben Elliston <bje@au.ibm.com>
1695 * tree.c (check_qualified_type): Improve function description.
1697 2008-01-21 Jason Merrill <jason@redhat.com>
1700 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1701 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1704 2008-01-21 DJ Delorie <dj@redhat.com>
1706 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1709 2008-01-21 Richard Guenther <rguenther@suse.de>
1712 * tree-cfg.c (verify_expr): Allow all invariant expressions
1713 instead of just constant class ones as reference argument.
1714 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1715 like any other constant.
1716 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1718 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1720 * regmove.c (fixup_match_1): Update call crossed frequencies.
1722 2008-01-21 Richard Guenther <rguenther@suse.de>
1725 * tree-inline.c (setup_one_parameter): Deal with mismatched
1726 types using a VIEW_CONVERT_EXPR.
1728 2008-01-21 Alon Dayan <alond@il.ibm.com>
1729 Olga Golovanevsky <olga@il.ibm.com>
1731 PR tree-optimization/34701
1732 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1733 when the structure size is not a power of 2.
1735 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1737 * doc/install.texi: Add doc for --enable-checking=df.
1739 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1741 PR rtl-optimization/34808
1742 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1744 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1746 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1749 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1751 PR rtl-optimization/26854
1752 PR rtl-optimization/34400
1753 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1755 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1756 (df_rd_bb_info.expanded_lr_out): New.
1757 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1758 * loop_iv.c (iv_analysis_loop_init): Ditto.
1759 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1760 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1761 Added code to allocate, initialize or free expanded_lr_out.
1762 (df_rd_bb_local_compute_process_def): Restructured to make
1763 more understandable.
1764 (df_rd_confluence_n): Add code to do nothing with fake edges and
1765 code to no apply invalidate_by_call sets if the sets are being trimmed.
1766 (df_lr_local_finalize): Renamed to df_lr_finalize.
1767 (df_live_local_finalize): Renamed to df_live_finalize.
1769 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1772 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1773 deciding whether to use reciprocal instructions.
1775 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1777 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1778 dwarf2out_note_section_used if cold_text_section is NULL.
1780 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1782 PR gcov-profile/34610
1783 * tree-cfg.c (make_edges): Mark both outgoing edges from
1784 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1785 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1786 from OMP_FOR and OMP_CONTINUE outgoing edges.
1788 * tree-profile.c (tree_profiling): Return early if
1789 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1791 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1792 from cfun to child_cfun.
1793 * function.h (struct function): Add after_tree_profile bit.
1795 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1797 * config/avr/avr.S (_exit): Disable interrupt.
1799 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1800 Steven Bosscher <stevenb.gcc@gmail.com>
1802 PR rtl-optimization/26854
1803 PR rtl-optimization/34400
1804 * df-problems.c (df_live_scratch): New scratch bitmap.
1805 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1806 (df_live_reset): Clear the proper bitmaps.
1807 (df_live_bb_local_compute): Only process the artificial defs once
1808 since the order is not important.
1809 (df_live_init): Init the df_live sets only with the variables
1810 found live by df_lr.
1811 (df_live_transfer_function): Use the df_lr sets to prune the
1812 df_live sets as they are being computed.
1813 (df_live_free): Free df_live_scratch.
1815 2008-01-18 Ian Lance Taylor <iant@google.com>
1817 * common.opt: Add fmerge-debug-strings.
1818 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1819 flag_merge_debug_strings rather than flag_merge_constants.
1820 * doc/invoke.texi (Option Summary): Mention
1821 -fmerge-debug-strings.
1822 (Debugging Options): Document -fmerge-debug-strings.
1824 2008-01-18 Ian Lance Taylor <iant@google.com>
1827 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1828 (struct tree_function_decl): Add new field operator_new_flag.
1829 * tree-inline.c (expand_call_inline): When inlining a call to
1830 operator new, force the return value to go into a variable, and
1831 set DECL_NO_TBAA_P on that variable.
1832 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1834 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1837 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1838 DWARF2_DEBUGGING_INFO.
1839 (dwarf2out_note_section_used): Ditto. Add prototype.
1840 (have_multiple_function_sections, text_section_used,
1841 cold_text_section_used, *cold_text_sections): Move declarations
1844 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1846 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1847 field and add signal_ra.
1848 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1849 assignments to frame state pc. Move end of stack check after
1850 MD_FALLBACK_FRAME_STATE_FOR.
1851 (uw_update_context_1): Use frame state signal_regs if set, instead
1852 of checking signal_frame flag.
1853 (uw_update_context): Use frame state signal_ra if set.
1854 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1855 * config/xtensa/linux-unwind.h: New file.
1857 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1859 * modulo-sched.c (get_sched_window): Fix comment typo.
1861 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1863 PR tree-optimization/34648
1864 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1866 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1868 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1869 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1871 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1873 PR rtl-optimization/34400
1874 * df-core.c (df_worklist_dataflow_overeager,
1875 df_worklist_dataflow_doublequeue): New functions.
1876 (df_worklist_dataflow): Two different worklist solvers.
1877 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1880 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1883 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1884 and ftree-parallelize-loops.
1886 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1888 PR rtl-optimization/34826
1889 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1891 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1893 * global.c (find_reg): Mark the eh regs as used if necessary.
1894 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1895 * ra.h (struct allocno): no_eh_reg field added. Changed
1896 no_stack_reg type to bitfield.
1898 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1900 * tree.c (substitute_in_expr): Add missing 'break'.
1902 2008-01-17 Richard Guenther <rguenther@suse.de>
1904 PR tree-optimization/34825
1905 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1906 x / x as division to handle.
1908 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1910 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1911 "-pthread" is specified.
1912 * pa-hpux11.h (LIB_SPEC): Likewise.
1914 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1915 Peter Bergner <bergner@vnet.ibm.com>
1917 PR rtl-optimization/33796
1918 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1920 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1922 PR libgfortran/34699
1923 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1925 * pa-hpux10.h (LINK_SPEC): Likewise.
1926 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1928 2008-01-16 Richard Guenther <rguenther@suse.de>
1931 * fold-const.c (fold_convert_const_int_from_int): Do not
1932 set overflow if that occured only because of a sign extension
1933 change when converting from/to a sizetype with the same
1934 precision and signedness.
1936 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1939 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1940 location address to the correct place. Update copyright year.
1942 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1944 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1945 no dependences in the dependence_relations vector.
1947 2008-01-16 Jan Hubicka <jh@suse.cz>
1949 PR rtl-optimization/31396
1950 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1951 * cfg.c (dump_reg_info): Print it.
1952 * regs.h (struct reg_info_t): add freq_calls_crossed.
1953 (REG_FREQ_CALLS_CROSSED): New macro.
1954 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1955 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1956 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1957 regmove_optimize): Update call crossed frequencies.
1958 * local-alloc.c (struct qty): Add freq_calls_crossed.
1959 (alloc_qty): Copute freq_calls_crossed.
1960 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1961 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1962 * ra.h (struct allocno): Add freq_calls_crossed.
1964 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1966 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1967 libgomp when compiling with ftree-parallelize-loops.
1968 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1970 2008-01-16 Richard Guenther <rguenther@suse.de>
1972 PR tree-optimization/34769
1973 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1974 * tree.c (int_cst_value): Instead make this function more
1975 permissive in what it accepts as valid input. Document this
1976 function always sign-extends the value.
1978 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1979 Richard Guenther <rguenther@suse.de>
1982 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1983 (gimple_fold_indirect_ref_rhs): ... this.
1984 (gimple_fold_indirect_ref): New function with foldings
1985 that preserve lvalueness.
1986 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1987 * tree-flow.h (gimple_fold_indirect_ref): Declare.
1988 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1989 to fold an INDIRECT_REF, fall back to the old use of
1990 fold_indirect_ref_1.
1992 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1994 * tree-data-ref.c (subscript_dependence_tester_1): Call
1995 free_conflict_function.
1996 (compute_self_dependence): Same.
1998 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2001 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2002 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
2004 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2005 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2006 for DWARF2_UNWIND_INFO targets.
2008 2008-01-16 Richard Guenther <rguenther@suse.de>
2011 * c-typeck.c (common_pointer_type): Do not merge inconsistent
2012 type qualifiers for function types.
2014 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2016 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2017 loop_iterator li from previous commit.
2019 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
2021 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2023 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2025 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2026 (parallelize_loops): Don't parallelize irreducible components.
2028 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2031 * c-opts (c_common_post_options): Do not enable CPP
2032 flag_pedantic_errors by default.
2034 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
2036 PR rtl-optimization/31944
2037 * cse.c (remove_pseudo_from_table): New function.
2038 (merge_equiv_classes): Use above function to remove pseudo-registers.
2039 (invalidate): Likewise.
2041 2008-01-13 Richard Guenther <rguenther@suse.de>
2044 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2045 instead of TYPE_MODE to deal with calls from expand_one_error_var.
2047 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
2049 * gcse.c (cprop_jump): Call validate_unshare_change instead of
2050 validate_change to unshare the source of the PC set.
2052 2008-01-12 Jan Hubicka <jh@suse.cz>
2055 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2056 references above array bounds. This might trigger bounds checks for
2059 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2061 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2062 new_replaceable_dependencies.
2064 2008-01-12 Doug Kwan <dougkwan@google.com>
2066 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2067 instead of OPT_Wreturn_type in warning due to ignored return type
2069 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2070 options included in -Wextra.
2071 * c.opt: New option -Wignored_qualifiers.
2072 * doc/invoke.texi (Warning Options, -Wextra): Add new option
2073 -Wignore_qualifiers.
2074 (-Wignored-qualifiers): Document.
2075 (-Wreturn-type): Remove description of functionality now handled
2076 by -Wignored-qualifiers.
2078 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
2081 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2082 NOP_EXPR if it is between integral types with the same precision.
2084 2008-01-12 Jan Hubicka <jh@suse.cz>
2087 * invoke.texi (max-inline-recursive-depth): Fix default value.
2089 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
2091 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2094 2008-01-11 Bob Wilson <bob.wilson@acm.org>
2096 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2098 2008-01-11 James E. Wilson <wilson@specifix.com>
2101 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2103 2008-01-11 Anatoly Sokolov <aesok@post.ru>
2105 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2106 save/restore frame pointer register and don't use 'call-prologues'
2107 optimization in function with "OS_task" attribute.
2109 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2112 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2113 when copying to memory.
2115 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2117 PR rtl-optimization/30905
2118 * cfgcleanup.c: Include dce.h
2119 (crossjumps_occured): New global variable.
2120 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2121 If something changed, set crossjumps_occured to true.
2122 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2123 Don't add/remove fake edges to exit here...
2124 (cleanup_cfg): ...but do it here, when crossjumping.
2125 Run a fast DCE when successful crossjumps occured in the latest
2126 iteration of try_optimize_cfg.
2128 2008-01-11 Richard Guenther <rguenther@suse.de>
2130 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2131 (struct vn_unary_op_s): Likewise.
2132 (vn_reference_insert): Free old reference on hash collision.
2134 2008-01-10 Raksit Ashok <raksit@google.com>
2136 PR rtl-optimization/27971
2137 * combine.c (find_split_point): Split PLUS expressions which are
2138 inside a MEM rtx, and whose first operand is complex.
2140 2008-01-10 DJ Delorie <dj@redhat.com>
2142 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2143 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2144 (m32c_hard_regno_ok): Call the underlying function.
2146 2008-01-10 Richard Guenther <rguenther@suse.de>
2149 * tree-cfg.c (tree_merge_blocks): Do not go through the
2150 full-blown folding and stmt updating path if we just deal
2151 with virtual operands.
2152 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2153 test for abnormal SSA_NAMEs.
2155 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2158 * reload.c (push_reload): Add assertions. All constants from
2159 reg_equiv_constant should have been used for replacing the respective
2161 (find_reloads_address): Invoke find_reloads_address_part for
2162 constant taken from the reg_equiv_constant array.
2164 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2166 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2167 field (valnum) the first in the struct. Replace bools with
2170 2008-01-10 Richard Guenther <rguenther@suse.de>
2172 PR tree-optimization/34651
2173 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2174 types and ordering for masking and converting.
2176 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2178 PR tree-optimization/34017
2179 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2180 also for PHI_NODE expressions.
2182 2008-01-09 Jan Hubicka <jh@suse.cz>
2184 PR tree-optimization/34708
2185 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2186 based on number of case labels.
2187 (init_inline_once): Remove switch_cost.
2188 * tree-inline.h (eni_weights_d): Remove switch_cost.
2190 2008-01-09 Richard Guenther <rguenther@suse.de>
2191 Andrew Pinski <andrew_pinski@playstation.sony.com>
2194 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2195 temporary if an rvalue is ok or an lvalue is not required.
2197 2008-01-09 Richard Guenther <rguenther@suse.de>
2200 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2203 2008-01-09 Richard Guenther <rguenther@suse.de>
2206 * tree.c (host_integerp): Check for sizetype only if the
2207 type is an integer type.
2209 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2212 * opts.c (decode_options): Disable inlining of functions called
2213 once if not in unit-at-a-time mode.
2215 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2217 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2219 2008-01-08 Richard Guenther <rguenther@suse.de>
2222 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2223 out early if the result will be unused.
2225 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2230 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2231 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2234 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2236 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2237 for vectorization tuned.
2239 2008-01-08 Richard Guenther <rguenther@suse.de>
2241 PR tree-optimization/34683
2242 * tree-ssa-operands.c (operand_build_cmp): Export.
2243 * tree-ssa-operands.h (operand_build_cmp): Declare.
2244 * tree-vn.c (vuses_compare): Remove.
2245 (sort_vuses): Use operand_build_cmp.
2246 (sort_vuses_heap): Likewise.
2247 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2248 to re-use old VEC if available. Do not sort already sorted VUSEs.
2249 (vdefs_to_vec): Do not sort already sorted VDEFs.
2251 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2254 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2256 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2259 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2260 limitations of reciprocal sequences on x86 targets.
2262 2008-01-08 Richard Guenther <rguenther@suse.de>
2264 PR tree-optimization/34683
2265 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2267 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2270 * config/darwin.c (darwin_mergeable_string_section): Don't use
2271 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2273 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2276 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2277 negxf2. Macroize expander using X87MODEF mode iterator. Change
2278 predicates of op0 and op1 to register_operand.
2279 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2280 expander using X87MODEF mode iterator. Change predicates of
2281 op0 and op1 to register_operand.
2282 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2283 corresponding patterns and macroize using MODEF macro. Change
2284 predicates of op0 and op1 to register_operand and remove
2285 "m" constraint. Disparage "r" alternative with "!".
2286 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2287 macroize using X87MODEF macro. Change predicates of op0 and op1
2288 to register_operand and remove "m" constraint. Disparage "r"
2289 alternative with "!".
2290 (absneg splitter with memory operands): Remove.
2291 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2292 patterns and macroize using X87MODEF mode iterator.
2293 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2294 Change predicate of op1 to register_operand.
2295 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2296 for memory operands.
2298 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2300 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2302 2008-01-07 Richard Guenther <rguenther@suse.de>
2304 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2307 2008-01-07 Richard Guenther <rguenther@suse.de>
2309 PR tree-optimization/34683
2310 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2311 VOPs of the needed size to save memory. Use VEC_quick_push
2312 to save compile-time.
2313 (vdefs_to_vec): Likewise.
2315 2008-01-07 Sa Liu <saliu@de.ibm.com>
2317 * config/spu/spu.md (divdf3): Genetate inline code for double
2318 division. The implementation doesn't handle INF or NAN, therefore it
2319 only applies when -ffinite-math-only is given.
2321 2008-01-06 Paolo Carlini <pcarlini@suse.de>
2324 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2325 * doc/cpp.texi ([Common Predefined Macros]): Document.
2327 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
2329 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2330 order to use commutative addition instead of subtraction.
2332 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2333 Mircea Namolaru <namolaru@il.ibm.com>
2334 Vladimir Yanovsky <yanov@il.ibm.com>
2335 Revital Eres <eres@il.ibm.com>
2337 PR tree-optimization/34263
2338 * tree-outof-ssa.c (process_single_block_loop_latch,
2339 contains_tree_r): New functions.
2340 (analyze_edges_for_bb): Call process_single_block_loop_latch
2341 function to empty single-basic-block latch block if possible.
2343 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2345 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2347 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2349 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2351 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2353 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2355 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2357 2008-01-05 Jakub Jelinek <jakub@redhat.com>
2359 PR tree-optimization/34618
2360 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2363 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2366 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2367 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
2368 Update copyright year.
2370 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2371 Update copyright year.
2372 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2375 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
2377 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2378 edge does not point to current bb before changing need_assert.
2380 2008-01-04 Richard Guenther <rguenther@suse.de>
2383 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2384 for verifying purposes if they are is_gimple_min_invariant.
2386 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
2388 PR tree-optimization/34448
2389 PR tree-optimization/34465
2390 * gimplify.c (gimplify_init_constructor): Add new parameter
2391 notify_temp_creation. Use it.
2392 (gimplify_modify_expr_rhs): Take volatiles into account when
2393 optimizing constructors.
2394 Do not optimize constructors if gimplify_init_constructor will dump to
2396 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2397 * gcc.c-torture/compile/pr34448.c: New.
2399 2008-01-04 Jakub Jelinek <jakub@redhat.com>
2401 PR gcov-profile/34609
2402 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2403 return_slot if result is TREE_ADDRESSABLE.
2405 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
2407 * config/mips/mips.md (sqrt_condition): Tweak comment.
2408 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2410 2008-01-03 Tom Tromey <tromey@redhat.com>
2413 * c-common.c (c_type_hash): Handle VLAs.
2415 2008-01-03 Jan Hubicka <jh@suse.cz>
2417 PR tree-optimization/31081
2418 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2419 0 when inlining and not inlining to first basic block.
2420 (remap_decl): When var is initialized to 0, don't set default_def.
2421 (expand_call_inline): Set entry_bb.
2422 * tree-inline.h (copy_body_data): Add entry_bb.
2424 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2427 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2430 PR tree-optimization/29484
2431 * tree-inline.c (inline_forbidden_p_2): New function.
2432 (inline_forbidden_p): Disallow inlining if some static var
2433 has an address of a local LABEL_DECL in its initializer.
2434 * doc/extend.texi (Labels as Values): Document &&foo behaviour
2437 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
2439 PR tree-optimization/34635
2440 * tree-data-ref.c (add_other_self_distances): Make sure that the
2441 evolution step is constant.
2443 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2446 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2448 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
2450 * tree-sra.c (scalarize_init): Insert the generate_element_init
2451 statements after the generate_element_zero statements.
2453 2008-01-02 Richard Guenther <rguenther@suse.de>
2457 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2458 for very large number of operands instead of ICEing.
2460 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
2463 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2464 while stack probing.
2466 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
2468 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2471 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
2474 * tree-mudflap.c (mx_register_decls): Guard warning by
2475 !DECL_ARTIFICIAL check.
2477 2008-01-01 Jakub Jelinek <jakub@redhat.com>
2479 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2480 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2481 sse5_perm<mode>): Fix constraints.