1 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
4 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
6 * alias.h (nonoverlapping_memrefs_p): Likewise.
8 2008-02-25 Jan Beulich <jbeulich@novell.com>
10 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with
12 * config/i386/netware-libgcc.exp: Add __bswap?i2,
13 __emultls_get_address, __emultls_register_common,
14 __floatundi?f, and _Unwind_GetIPInfo.
15 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
16 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
17 (gen_regparm_prefix): Likewise.
18 (i386_nlm_encode_section_info): Sync with
19 config/i386/winnt.c:i386_pe_encode_section_info().
20 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21 i386_nlm_mangle_decl_assembler_name): New.
22 (netware_override_options): New.
23 * config/i386/netware.h (netware_override_options): Declare.
24 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25 (i386_nlm_mangle_decl_assembler_name): Declare.
26 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
28 2008-02-25 Ben Elliston <bje@au.ibm.com>
31 * c-decl.c (grokdeclarator): Remove unused local variables
32 `typedef_type' and `type_as_written'.
34 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
35 unused local variable `has_hot_blocks'.
36 (fix_crossing_conditional_branches): Remove unused local variable
39 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
42 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
43 using DEF_C99_BUILTIN.
44 (BUILT_IN_NANF): Ditto.
45 (BUILT_IN_NANL): Ditto.
47 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
48 Revital Eres <eres@il.ibm.com>
50 * modulo-sched.c (calculate_must_precede_follow): Address TODO
51 regarding the order of two dependent insns in the same row.
53 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
55 * stor-layout.c (layout_decl): Do not bump the alignment of a
56 bit-field to more than byte alignment if it is packed.
58 2008-02-24 David Edelsohn <edelsohn@gnu.org>
60 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
63 2008-02-24 Diego Novillo <dnovillo@google.com>
65 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
68 * tree-vrp.c (vrp_evaluate_conditional): With
69 -Wtype-limits, emit a warning when comparing against a
70 constant outside the natural range of OP0's type.
71 * c.opt (Wtype-limits): Move ...
72 * common.opt (Wtype-limits): ... here.
74 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
76 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
77 * config/rs6000/e300c2c3.md: New file.
78 * config/rs6000/rs6000.c (processor_costs): Add new costs for
80 (rs6000_override_options): Add e300c2 and e300c3 cases to
81 processor_target_table. Do not allow usage of Altivec or Spe
82 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
83 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
84 * config/rs6000/rs6000.h (processor_type): Add
85 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
86 (ASM_CPU_SPEC): Add e300c2 and e300c3.
87 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
88 and ppce300c3. Include e300c2c3.md.
90 2008-02-23 David Edelsohn <edelsohn@gnu.org>
92 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
93 instead of TARGET_STRICT_ALIGN.
95 2008-02-23 Joseph Myers <joseph@codesourcery.com>
97 * explow.c (memory_address): Assert that the generated address is
100 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
103 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
104 * config/darwin-ppc-ldouble-patch.def: New file.
105 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
106 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
107 SUBTARGET_INIT_BUILTINS if defined.
108 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
111 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
114 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
115 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
117 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
120 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
121 file" warning condtional on -Winvalid-PCH.
123 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
125 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
127 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
131 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
132 prevent reload from using MMX registers.
133 (*mov<mode>_internal): Ditto.
134 (*movv2sf_internal_rex64): Ditto.
135 (*movv2sf_internal): Ditto.
137 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
139 PR documentation/31569
140 * doc/install.texi2html: Use makeinfo --no-number-sections.
142 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
144 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
145 ensure that we can address an entire entity > 8 bytes. Don't
146 generate reg+reg addressing for such data.
148 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
150 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
151 strings when optimizing for size, unless the target cares about
154 2008-02-22 Tom Tromey <tromey@redhat.com>
156 * regclass.c (current_pass): Remove declaration.
158 2008-02-22 Anatoly Sokolov <aesok@post.ru>
160 * config/avr/libgcc.S (__RAMPZ__): Define.
161 (__do_copy_data): Add for devices with 128KB code memory.
163 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
165 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
167 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
169 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
171 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
174 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
177 * c-typeck.c (build_binary_op): Warn about floating point
178 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
180 2008-02-21 Janis Johnson <janis187@us.ibm.com>
183 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
184 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
186 (rs6000_override_options): Set altivec_abi as default, not override,
187 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
188 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
189 is used; use new member spe_abi.
190 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
191 spe_abi and altivec_abi.
193 2008-02-22 Tomas Bily <tbily@suse.cz>
195 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
197 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
200 * config.build (build_file_translate): Set to `CMD //c' only if
202 * Makefile.in (build_file_translate): Improve comment.
204 2008-02-21 Jan Hubicka <jh@suse.cz>
206 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
207 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
208 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
210 2008-02-21 Michael Matz <matz@suse.de>
213 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
215 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
217 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
218 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
220 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
221 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
222 SSE_VEC_FLOAT_MODE_P as insn constraint.
223 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
224 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
225 sse4a_movntdf using MODEF mode iterator.
226 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
227 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
228 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
229 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
230 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
231 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
232 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
234 2008-02-21 Richard Guenther <rguenther@suse.de>
236 * tree.def (PAREN_EXPR): New tree code.
237 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
239 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
240 * expr.c (expand_expr_real_1): Likewise.
241 * tree-inline.c (estimate_num_insns_1): Likewise.
242 * tree-complex.c (expand_complex_move): Likewise.
243 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
246 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
249 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
251 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
254 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
256 * config/sh/sh.c (find_barrier): Don't go past
257 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
259 2008-02-20 DJ Delorie <dj@redhat.com>
261 * config/h8300/h8300.md (insv): Force source operand to be a register.
263 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
264 as a jump, not as a plain insn.
266 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
268 * doc/invoke.texi (Warning Options): Add new option
269 -Wframe-larger-than=.
270 (-Wframe-larger-than): Document.
272 * flags.h (warn_frame_larger_than, frame_larger_than_size):
273 Add declarations for new option variables.
275 * final.c (final_start_function): Check the frame size
276 before emission and issue a Wframe-larger-than warning.
278 * opts.c (warn_frame_larger_than, frame_larger_than_size):
279 Add definitions for new option variables.
280 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
282 * common.opt (Wframe-larger-than=): New option.
284 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
286 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
287 (<sse>_div<mode>3): Ditto.
288 (<sse>_vmdiv<mode>3): Ditto.
289 (<sse>_vmsqrt<mode>2): Ditto.
290 (*smax<mode>3): Ditto.
291 (sse5_frcz<mode>2): Ditto.
292 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
295 2008-02-20 Richard Guenther <rguenther@suse.de>
298 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
299 be happy with INTEGRAL_TYPE_P.
301 2008-02-20 Richard Guenther <rguenther@suse.de>
303 * fold-const.c (split_tree): Associate floatig-point expressions
304 if flag_associative_math is set.
306 2008-02-20 Richard Guenther <rguenther@suse.de>
308 * tree.h (fold_real_zero_addition_p): Declare.
309 * fold-const.c (fold_real_zero_addition_p): Export.
310 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
311 floating-point operations with zero and one.
313 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
315 * doc/install.texi: Correct references to CFLAGS, replacing them
316 with BOOT_CFLAGS. Document flags used during bootstrap for
319 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
321 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
322 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
323 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
325 (smin<mode>3): Ditto from similar patterns.
326 (smax<mode>3): Ditto.
327 (*ieee_smin<mode>3): Ditto.
328 (*ieee_smax<mode>3): Ditto.
329 * config/i386/sse.md (sse): New mode attribute.
330 (mov<mode>): Macroize expander from movv4sf and movv2df using
331 SSEMODEF2P mode iterator.
332 (<sse>_movnt<mode>): Ditto from similar patterns. Use
333 SSE_VEC_FLOAT_MODE_P as insn constraint.
334 (storent<mode>): Ditto.
335 (storent<mode>): Macroize expander from storentsf and storentdf using
337 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
338 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
339 (abs<mode>2): Ditto from similar patterns.
340 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
341 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
342 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
343 (<sse>_vmsqrt<mode>2): Ditto.
344 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
345 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
346 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
347 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
348 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
349 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
350 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
352 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
353 iterator and SSE_FLOAT_MODE_P as insn constraint.
354 (<sse>_ucomi): Ditto from similar patterns.
355 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
356 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
357 SSE_VEC_FLOAT_MODE_P as insn constraint.
358 (vcond<mode>): Ditto from similar patterns.
359 (and<mode>3, *and<mode>3): Ditto.
360 (<sse>_nand<mode>3): Ditto.
361 (ior<mode>3, *ior<mode>3): Ditto.
362 (xor<mode>3, *xor<mode>3): Ditto.
363 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
364 iterator and SSE_FLOAT_MODE_P as insn constraint.
365 (*nand<mode>3): Ditto from similar patterns.
366 (*ior<mode>3): Ditto.
367 (*xor<mode>3): Ditto.
369 2008-02-20 Ira Rosen <irar@il.ibm.com>
371 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
372 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
373 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
375 2008-02-19 Jan Hubicka <jh@suse.cz>
377 * predict.c (tree_bb_level_predictions): Remove variable next
378 mistakely introduced by previous commit.
380 2008-02-19 Jan Hubicka <jh@suse.cz>
382 * predict.c (predict_paths_leading_to): Rewrite.
383 (predict_paths_for_bb): New.
384 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
386 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
389 * Makefile.in (build_file_translate): New.
390 (gcc-vers.texi): Use it for translating $(abs_srcdir).
391 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
392 * configure.ac (build_file_translate): Substitute it.
393 * configure: Regenerate.
395 2008-02-19 Jan Hubicka <jh@suse.cz>
397 PR rtl-optimization/34408
398 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
401 2008-02-19 Jan Hubicka <jh@suse.cz>
404 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
407 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
410 * config/i386/i386-modes.def: Revert the last DI alignment
411 change until Ada people can look into it.
413 2008-02-19 Nick Clifton <nickc@redhat.com>
415 * opts.c (print_specific_help): Fix typo in --help text.
417 2008-02-19 Jakub Jelinek <jakub@redhat.com>
420 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
421 32-bit inline asm without asm alternatives for host GCC < 3.0.
423 2008-02-19 Richard Guenther <rguenther@suse.de>
425 PR tree-optimization/34989
426 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
427 Allow propagation to INDIRECT_REF if we can simplify only.
429 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
431 * c-common.c (warn_for_collisions_1): Use appropriate option when
434 2008-02-19 Nick Clifton <nickc@redhat.com>
437 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
438 (handle_options): Fix indentation.
439 (print_filtered_help): If no language-specific options were
440 displayed tell the user how to list all the options supported by
441 the language's front-end.
442 (print_specific_help): Fix indentation and remove duplicate line.
443 (common_handle_option): Handle the -v option.
444 For --help enable the display of undocumented options if the -v
445 switch has been included on the command line.
446 For --help= check for overlaps in the arguments between the option
447 classes and the language names and issue a warning when they
448 cannot be disambiguated.
449 * c.opt (v): Pass on to the common option handler.
451 2008-02-19 Revital Eres <eres@il.ibm.com>
453 * modulo-sched.c (sms_schedule): Change dump message when
454 create_ddg function fails.
455 (try_scheduling_node_in_cycle): Rename row to cycle.
456 (print_partial_schedule): Rename CYCLE to ROW.
458 2008-02-19 Christian Bruel <christian.bruel@st.com>
459 Zdenek Dvorak <ook@ucw.cz>
461 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
463 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
466 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
467 (*x86_movdicc_0_m1_se): Ditto.
469 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
471 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
472 (CMPtype): Define as __gcc_CMPtype.
473 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
474 (CMPtype): Define as __gcc_CMPtype.
476 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
478 Support valgrind 3.3 for --enable-checking=valgrind.
479 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
481 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
482 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
483 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
484 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
485 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
486 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
487 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
489 * ggc-zone.c: Similar.
490 * ggc-page.c: Similar.
492 2008-02-19 Paul Brook <paul@codesourcery.com>
495 * config/arm/ieee754-df.S: Fix do_it typo.
496 * config/arm/ieee754-sf.S: Fix do_it typo.
498 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
501 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
502 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
503 (OPTION_MASK_ISA_SSE_SET): Likewise.
504 (OPTION_MASK_ISA_SSE2_SET): Likewise.
505 (OPTION_MASK_ISA_SSE3_SET): Likewise.
506 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
507 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
508 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
509 (OPTION_MASK_ISA_SSE4_SET): Likewise.
510 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
511 (OPTION_MASK_ISA_SSE5_SET): Likewise.
512 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
513 (OPTION_MASK_ISA_MMX_UNSET): Updated.
514 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
515 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
516 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
517 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
518 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
519 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
520 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
521 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
522 (OPTION_MASK_ISA_SSE4): Removed.
523 (ix86_handle_option): Turn on bits in ix86_isa_flags and
524 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
526 (override_options): Don't turn on implied SSE/MMX bits in
529 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
531 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
534 2008-02-18 Joey Ye <joey.ye@intel.com>
537 * tree-nested.c (insert_field_into_struct): Set type alignment
538 to field alignment if the former is less than the latter.
540 2008-02-18 Jakub Jelinek <jakub@redhat.com>
542 * BASE-VER: Set to 4.4.0.
544 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
546 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
547 * doc/cfg.texi: Likewise.
548 * doc/extend.texi: Likewise.
549 * doc/gty.texi: Likewise.
550 * doc/invoke.texi: Likewise.
551 * doc/loop.texi: Likewise.
552 * doc/md.texi: Likewise.
553 * doc/passes.texi: Likewise.
554 * doc/rtl.texi: Likewise.
555 * doc/sourcebuild.texi: Likewise.
556 * doc/tm.texi: Likewise.
557 * doc/tree-ssa.texi: Likewise.
559 2008-02-17 Richard Guenther <rguenther@suse.de>
562 * tree-complex.c (init_parameter_lattice_values): Handle parameters
563 without default definition.
565 2008-02-17 Richard Guenther <rguenther@suse.de>
567 PR tree-optimization/35231
568 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
571 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
575 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
576 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
577 libgcc_cmp_return mode.
579 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
582 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
584 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
586 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
589 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
591 * doc/c-tree.texi: Use `@.' where appropriate.
592 * doc/extend.texi: Likewise.
593 * doc/install.texi: Likewise.
594 * doc/invoke.texi: Likewise.
595 * doc/loop.texi: Likewise.
596 * doc/makefile.texi: Likewise.
597 * doc/md.texi: Likewise.
598 * doc/passes.texi: Likewise.
599 * doc/standards.texi: Likewise.
600 * doc/tm.texi: Likewise.
602 2008-02-15 Jakub Jelinek <jakub@redhat.com>
605 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
607 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
608 rather than in entry_bb.
610 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
612 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
613 libgcc_cmp_return mode.
615 2008-02-15 Jakub Jelinek <jakub@redhat.com>
618 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
619 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
621 2008-02-15 Richard Guenther <rguenther@suse.de>
622 Zdenek Dvorak <ook@ucw.cz>
624 PR tree-optimization/35164
625 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
626 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
627 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
628 Only propagate addresses which do not have abnormal SSA_NAMEs
631 2008-02-15 Joseph Myers <joseph@codesourcery.com>
634 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
636 2008-02-15 Jan Hubicka <jh@suse.cz>
639 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
641 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
644 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
645 when calculating alignment_pad.
647 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
649 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
650 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
651 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
652 and STACK_BOUNDARY define.
654 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
656 PR preprocessor/35061
657 * c-pragma.c (handle_pragma_pop_macro): Check that
658 pushed_macro_table has been allocated.
660 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
663 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
664 (force_gimple_operand): Likewise.
665 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
666 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
667 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
668 (find_interesting_uses_address): Check addressability and alignment
669 of the base expression only after substituting bases of IVs into it.
671 2008-02-14 Michael Matz <matz@suse.de>
674 * function.c (instantiate_virtual_regs_in_insn): Reload address
675 before falling back to reloading the whole operand.
677 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
679 * config/s390/s390.c (s390_mainpool_start): Emit the pool
680 before the first section switch note.
682 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
684 * doc/bugreport.texi: Update copyright years.
685 * doc/c-tree.texi: Likewise.
686 * doc/cfg.texi: Likewise.
687 * doc/cpp.texi: Likewise.
688 * doc/cppinternals.texi: Likewise.
689 * doc/fragments.texi: Likewise.
690 * doc/frontends.texi: Likewise.
691 * doc/gcc.texi: Likewise.
692 * doc/gty.texi: Likewise.
693 * doc/hostconfig.texi: Likewise.
694 * doc/implement-c.texi: Likewise.
695 * doc/libgcc.texi: Likewise.
696 * doc/loop.texi: Likewise.
697 * doc/makefile.texi: Likewise.
698 * doc/options.texi: Likewise.
699 * doc/passes.texi: Likewise.
700 * doc/rtl.texi: Likewise.
701 * doc/sourcebuild.texi: Likewise.
702 * doc/standards.texi: Likewise.
703 * doc/tree-ssa.texi: Likewise.
704 * doc/trouble.texi: Likewise.
706 * doc/extend.texi: Use @: or add comma where appropriate.
707 * doc/invoke.texi: Likewise.
708 * doc/tm.texi: Likewise.
710 2008-02-14 Alan Modra <amodra@bigpond.net.au>
713 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
716 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
718 * doc/md.texi (clz, ctz): Add reference.
719 * doc/rtl.texi (clz, ctz): Likewise.
721 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
724 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
727 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
729 * config/s390/s390.c (struct constant_pool): New field
730 emit_pool_after added.
731 (s390_mainpool_start): Set the emit_pool_after flag according
732 to the section switch notes.
733 (s390_mainpool_finish): Consider emit_pool_after when emitting
734 the literal pool at the end of the function.
735 (s390_chunkify_start): Force literal pool splits at section
738 2008-02-13 Michael Matz <matz@suse.de>
741 * var-tracking.c (clobber_variable_part): Correctly traverse the
744 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
747 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
748 Add -fdump-ipa-inline.
749 * tree-dump.c (dump_files): Remove tree-inlined dump.
750 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
752 2008-02-12 Richard Guenther <rguenther@suse.de>
754 PR tree-optimization/35171
755 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
758 2008-02-12 Richard Guenther <rguenther@suse.de>
761 * fold-const.c (fold_widened_comparison): Use get_unwidened in
762 value-preserving mode. Disallow final truncation.
764 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
767 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
769 (force_gimple_operand): ...here.
771 2008-02-12 Jakub Jelinek <jakub@redhat.com>
774 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
775 non-compatible pointers.
776 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
777 different FIELD_DECLs, try harder by comparing field offsets, sizes
781 * function.c (match_asm_constraints_1): Don't replace the same input
784 2008-02-12 Anatoly Sokolov <aesok@post.ru>
786 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
787 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
788 (expand_epilogue): Restore RAMPZ register.
789 * config/avr/avr.md (RAMPZ_ADDR): New constant.
791 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
793 * config/i386/cygwin.asm: (__alloca): Correct calling
794 convention and alignment.
795 (__chkstk): Force 8 byte stack alignment.
797 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
798 Richard Guenther <rguenther@suse.de>
800 PR tree-optimization/33992
801 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
802 the zero we compare against.
804 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
807 * gthr-win32.h (__gthread_mutex_destroy_function): New function
808 to CloseHandle after unlocking to prevent accumulation of handle
811 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
814 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
815 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
816 and update LABEL_NUSES during and after reload.
818 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
821 * combine.c (simplify_if_then_else): Make sure the comparison is
822 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
824 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
827 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
828 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
829 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
830 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
831 * tree.h (get_type_static_bounds): Likewise.
833 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
835 * doc/invoke.texi (Option Summary, C++ Dialect Options)
836 (Objective-C and Objective-C++ Dialect Options, Warning Options):
837 Make -Wfoo language annotations match what the compiler outputs.
839 2008-02-08 Sa Liu <saliu@de.ibm.com>
841 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
842 intrinsics spu_convts, spu_convtu, spu_convtf.
843 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
845 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
847 * doc/extend.texi (Function Attributes) <noinline>: Mention
848 asm ("") as method to keep calls.
850 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
853 * doc/options.texi (Options): Replace references to opts.sh with
855 * opts-common.c: Likewise.
856 * optc-gen.awk: Likewise.
858 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
860 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
862 2008-02-07 Richard Henderson <rth@redhat.com>
865 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
866 EXPR_LIST for the REG_EQUAL instead of a comparison with a
869 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
871 PR tree-optimization/35085
872 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
873 for operand entry oe2 in addition to operand entry oe3 in order to
874 expose more opportunities for vectorizer sum reduction.
876 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
879 * Makefile.in (LIBS): Remove $(GMPLIBS).
880 (cc1-dummy, cc1): Add $(GMPLIBS).
882 2008-02-06 Jan Hubicka <jh@suse.cz>
885 * i386.md (moddf_integer): Do not produce partial memory stalls for
886 targets where it hurts.
888 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
891 * optabs.c (expand_float): Do not check for decimal modes when
892 expanding unsigned integer through signed conversion.
894 2008-02-06 Nick Clifton <nickc@redhat.com>
896 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
897 inside the clobber with a match_operand and duplicated operand
898 number in the constraint.
899 (ineqbranchsi): Delete redundant comment.
901 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
903 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
904 builtin_define ("__USE_INIT_FINI__").
905 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
907 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
909 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
911 PR documentation/30330
912 * doc/invoke.texi (C++ Dialect Options)
913 (Objective-C and Objective-C++ Dialect Options, Warning Options):
914 For each warning option -Wfoo that allows -Wno-foo, ensure both
915 -Wfoo and -Wno-foo are listed in the option index. Fix index
916 entry of -Wswitch-default, index -Wnormalized= including the
917 `=', and -Wlarger-than-@var{len} including @var{len}.
919 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
921 * config/i386/i386.md (floatunssisf2): Use
922 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
923 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
924 Macroize expander using MODEF mode iterator.
926 2008-02-05 Diego Novillo <dnovillo@google.com>
928 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
931 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
933 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
936 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
938 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
941 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
942 to indicate if a message should be generated.
943 (init_cumulative_args): Updated.
944 (function_value_32): Likewise.
946 2008-02-05 Joseph Myers <joseph@codesourcery.com>
948 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
950 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
953 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
954 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
956 2008-02-04 Diego Novillo <dnovillo@google.com>
958 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
961 * tree-vrp.c (vrp_evaluate_conditional): With
962 -Wtype-limits, emit a warning when comparing against a
963 constant outside the natural range of OP0's type.
965 2008-02-04 Richard Guenther <rguenther@suse.de>
968 * expr.c (count_type_elements): Give for unions instead of
971 2008-02-04 Richard Guenther <rguenther@suse.de>
974 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
975 to TYPE_DOMAINs base type instead of using bitsizetype here.
977 2008-02-03 Jason Merrill <jason@redhat.com>
979 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
981 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
984 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
985 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
986 (RS/6000 and PowerPC Options): Fix typos and markup.
987 * doc/passes.texi (Tree-SSA passes): Likewise.
989 2008-02-02 Michael Matz <matz@suse.de>
992 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
993 from record_last_reg_set_info.
994 (record_last_reg_set_info): Take an RTX argument, iterate over all
995 constituent hardregs.
996 (record_last_set_info, record_opr_changes): Change calls to
997 new signature or to record_last_reg_set_info_regno.
999 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1001 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1003 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
1005 PR rtl-optimization/34773
1006 * reg-notes.def (EQUAL): Mention significance of combination of
1007 REG_EQUAL and REG_RETVAL.
1008 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1009 insn that has a REG_RETVAL.
1011 2008-02-01 Roger Sayle <roger@eyesopen.com>
1014 * configure.ac (--enable-fixed-point): Disable unless explicitly
1016 * configure: Regenerate.
1018 2008-02-01 Richard Guenther <rguenther@suse.de>
1021 * invoke.texi (-finline-limit): Remove no longer true parts
1022 of the documentation. Note that there is no default value.
1024 2008-02-01 Andrew Pinski <pinskia@gmail.com>
1025 Mark Mitchell <mark@codesourcery.com>
1026 Ben Elliston <bje@au.ibm.com>
1029 * doc/extend.texi (Other Builtins): Document.
1031 2008-01-31 Tom Browder <tom.browder@gmail.com>
1033 * doc/c-tree.texi (Types): Fix grammar.
1034 (Expression trees): Ditto.
1035 * doc/passes.texi (Tree-SSA passes): Ditto.
1037 * doc/configterms.texi (Configure Terms): Fix typo.
1038 * doc/cpp.texi (Common Predefined Macros): Ditto.
1039 * doc/md.texi (Machine Constraints): Ditto.
1041 * doc/makefile.texi (Makefile): Add comma.
1043 2008-01-31 Tom Browder <tom.browder@gmail.com>
1044 Gerald Pfeifer <gerald@pfeifer.com>
1046 * doc/sourcebuild.texi (Front End): Remove references to CVS
1047 and CVSROOT/modules.
1048 (Texinfo Manuals): Replace reference to CVS by one to SVN.
1049 (Back End): Remove reference to CVS.
1051 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1054 * config/mips/mips.c (gen_load_const_gp): New function, taking a
1056 (mips16_gp_pseudo_reg): ...here.
1057 * config/mips/mips.md (load_const_gp): Replace with...
1058 (load_const_gp_<mode>): ...this :P-based insn.
1060 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1062 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1063 options. Minor fixes.
1064 (-std): Move reference to standards closer to where language
1065 standards are first mentioned.
1067 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1069 PR rtl-optimization/34995
1070 * reload.c (alternative_allows_const_pool_ref): Take an rtx
1071 parameter and return a bool. If the rtx parameter is nonnull,
1072 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1073 (find_reloads): Update call accordingly. Pass the new operand
1074 if it needed no address reloads, otherwise pass null.
1076 2008-01-30 Richard Henderson <rth@redhat.com>
1079 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1080 for unbounded arrays.
1082 2008-01-30 Silvius Rus <rus@google.com>
1084 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1086 2008-01-30 Jan Hubicka <jh@suse.cz>
1089 * i386.c (init_cumulative_args): Use real function declaration when
1092 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
1094 PR rtl-optimization/34998
1095 * global.c (build_insn_chain): Treat non-subreg_lowpart
1096 SUBREGs of pseudos as clobbering all the words covered by the
1097 SUBREG, not just all the bytes.
1098 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
1099 original df_ref rather than an extract parameter.
1100 (global_conflicts): Update call accordingly.
1102 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
1104 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1105 the overflow check to make it easier to read.
1106 (__fixtfdi): Change the type of the ll member in union
1107 long_double to UDItype_x.
1109 2008-01-30 Jakub Jelinek <jakub@redhat.com>
1112 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1113 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1114 * tree-inline.c (fold_marked_statements): Call
1115 cgraph_update_edges_for_call_stmt if folding a call statement.
1116 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1117 debug_generic_stmt calls, reset it back afterwards.
1120 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1122 * c-typeck.c (build_external_ref): Don't pedwarn about
1123 static vars in current function's scope.
1125 2008-01-29 Joseph Myers <joseph@codesourcery.com>
1127 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1129 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
1132 * ipa-struct-reorg.c: Fix spelling.
1133 * params.def: Ditto.
1135 2008-01-29 Richard Guenther <rguenther@suse.de>
1138 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1140 * tree-inline.c (remap_type): Increment remapping_type_depth
1141 around remapping types.
1142 (copy_body_r): Only add referenced variables if they are referenced
1143 from code, not types.
1145 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1156 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1157 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1159 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1162 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1163 pointer for tiny stack.
1165 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1167 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1169 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1171 * config/vx-common.h: Fix typo in comment.
1173 2008-01-28 Ian Lance Taylor <iant@google.com>
1177 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1178 coalesce pointers if they have different DECL_NO_TBAA_P values.
1179 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1180 between variables with different DECL_NO_TBAA_P values.
1182 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1185 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1186 are not legitimate small data references on SPE targets.
1188 2008-01-28 David Daney <ddaney@avtrex.com>
1190 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1192 2008-01-28 David Daney <ddaney@avtrex.com>
1194 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1196 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1198 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1199 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1200 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1201 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1202 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1203 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1204 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1205 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1207 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1209 * basic-block.h (condjump_equiv_p): Fix comment.
1211 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1213 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1214 print_generic_stmt_indented): Fix comment.
1216 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1218 * configure.ac (__stack_chk_fail): Add detecion for availability
1219 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1220 * configure: Regenerate.
1222 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1225 * final.c (output_addr_const): Handle TRUNCATE.
1227 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1230 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1231 (zero_cost, infinite_cost): New constants.
1232 (struct cost_pair): Change type of cost to comp_cost.
1233 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1234 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1236 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1237 split_address_cost, ptr_difference_cost, difference_cost,
1238 get_computation_cost_at, get_computation_cost,
1239 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1240 determine_use_iv_cost_condition, determine_use_iv_costs,
1241 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1242 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1243 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1244 Change type of cost to comp_cost.
1245 (determine_iv_cost): Increase cost of non-original ivs, instead
1246 of decreasing the cost of original ones.
1247 (get_address_cost): Indicate the complexity of the addressing mode
1249 (try_add_cand_for): Prefer using ivs not specific to some object.
1250 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1252 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1253 Janis Johnson <janis187@us.ibm.com>
1256 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1257 (TARGET_INSTANTIATE_DECLS): Likewise.
1258 * target.h (expand_to_rtl_hook): New target hook.
1259 (instantiate_decls): Likewise.
1260 * function.c (instantiate_decl): Make non-static. Rename to...
1261 (instantiate_decl_rtl): ... this.
1262 (instantiate_expr): Use instantiate_decl_rtl.
1263 (instantiate_decls_1): Likewise.
1264 (instantiate_decls): Likewise.
1265 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1266 * function.h (instantiate_decl_rtl): Add prototype.
1267 * cfgexpand.c (target.h): New include.
1268 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1269 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1270 (TARGET_INSTANTIATE_DECLS): Likewise.
1271 (TARGET_INITIALIZER): New target hooks added.
1272 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1274 * config/rs6000/rs6000.c (tree-flow.h): New include.
1275 (machine_function): Add sdmode_stack_slot field.
1276 (rs6000_alloc_sdmode_stack_slot): New function.
1277 (rs6000_instantiate_decls): Likewise.
1278 (rs6000_secondary_memory_needed_rtx): Likewise.
1279 (rs6000_check_sdmode): Likewise.
1280 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1281 (TARGET_INSTANTIATE_DECLS): Likewise.
1282 (rs6000_hard_regno_mode_ok): Allow SDmode.
1283 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1284 (rs6000_emit_move): Handle SDmode.
1285 (function_arg_advance): Likewise.
1286 (function_arg): Likewise.
1287 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1288 SDmode var args for 32-bit compiles.
1289 (rs6000_secondary_reload_class): Handle SDmode.
1290 (rs6000_output_function_epilogue): Likewise.
1291 (rs6000_function_value): Simplify if statement.
1292 (rs6000_libcall_value): Likewise.
1293 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1294 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1295 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1296 (movsd_hardfloat): New define_insn.
1297 (movsd_softfloat): Likewise.
1298 (movsd_store): Likewise.
1299 (movsd_load): Likewise.
1300 (extendsddd2): Likewise.
1301 (extendsdtd2): Likewise.
1302 (truncddsd2): Likewise.
1303 (movdd_hardfloat64): Fixup comment.
1304 (UNSPEC_MOVSD_LOAD): New constant.
1305 (UNSPEC_MOVSD_STORE): Likewise.
1307 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1310 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1312 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1313 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1314 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1317 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1320 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1321 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1322 __LONGDOUBLE128 too.
1323 * config/rs6000/aix61.h: New file.
1325 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1327 PR rtl-optimization/34959
1328 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1329 popcount and parity rtxes the same mode as their operand.
1330 Truncate or extend the result to the return value's mode
1333 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1336 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1337 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1338 to GOT_VERSION_REGNUM.
1339 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1340 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1341 * config/mips/mips.c (mips_emit_call_insn): New function.
1342 (mips_call_tls_get_addr): Call mips_expand_call directly.
1343 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1345 (mips16_build_call_stub): Likewise. Return the call insn or null.
1346 (mips_expand_call): Update the call to mips16_build_call_stub
1347 accordingly and a remove redundant condition. Assert that MIPS16
1348 stubs do not use lazy binding. Use mips_emit_call_insn and return
1350 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1352 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1353 (mips_avoid_hazard): Remove hazard_set handling.
1354 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1355 (UNSPEC_RESTORE_GP): ...this.
1356 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1357 (FAKE_CALL_REGNO): Rename to...
1358 (GOT_VERSION_REGNUM): ...this.
1359 (type): Add "ghost" value. Add an associated insn reservation.
1360 (hazard_set): Remove.
1361 (exception_receiver): Rename to...
1362 (restore_gp): ...this and update the unspec identifier accordingly.
1363 (exception_receiver, nonlocal_got_receiver): New expanders.
1364 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
1365 FAKE_CALL_REGNO. Remove hazard_set attribute.
1366 (set_got_version, update_got_version): New patterns.
1368 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
1371 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1373 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1376 * doc/install.texi2html: Generate gcc-vers.texi.
1378 2008-01-25 DJ Delorie <dj@redhat.com>
1380 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1382 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1384 * config/c4x: Remove directory.
1385 * config.gcc (crx-*, mt-*): Mark obsolete.
1386 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1387 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1388 sh-*-rtemscoff*): Remove cases.
1389 * defaults.h (C4X_FLOAT_FORMAT): Remove.
1390 * real.c (encode_c4x_single, decode_c4x_single,
1391 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1392 c4x_extended_format): Remove.
1393 * real.h (c4x_single_format, c4x_extended_format): Remove.
1394 * doc/extend.texi (interrupt, naked): Remove mention of attributes
1396 (Pragmas): Remove comment about c4x pragmas.
1397 * doc/install.texi (c4x): Remove target-specific instructions.
1398 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1399 * doc/md.texi (Machine Constraints): Remove C4x documentation.
1400 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1401 refer to C4x source files as examples.
1402 (C4X_FLOAT_FORMAT): Remove documentation.
1404 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
1406 * config/bfin/bfin.c (override_options): Reorder tests so that
1407 flag_pic gets enabled for -msep-data.
1409 2008-01-25 Richard Guenther <rguenther@suse.de>
1412 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1413 to its bitfield precision if required.
1415 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1418 * tree-nested.c (walk_omp_for): New function.
1419 (convert_nonlocal_reference, convert_local_reference): Call
1420 walk_omp_for on OMP_FOR.
1421 (convert_call_expr): Call walk_body on OMP_FOR's
1422 OMP_FOR_PRE_INIT_BODY.
1424 2008-01-25 Richard Guenther <rguenther@suse.de>
1426 PR tree-optimization/34966
1427 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1428 default defs and PHI_NODEs we have to insert after the
1431 2008-01-24 Nick Clifton <nickc@redhat.com>
1433 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1434 Provide a default definition.
1435 (LIBGCC2_UNITS_PER_WORD): Likewise.
1437 * config/stormy16/stormy16.c: Include df.h for the prototype
1438 for df_regs_ever_live_p.
1439 (xstormy16_expand_builtin_va_start): Convert the stack offset
1440 into a component_ref and then use POINTER_PLUS_EXPR to add it
1441 to the incoming_virtual_args_rtx.
1442 (xstormy16_gimplify_va_arg_expr): Rename to
1443 xstormy16_gimplify_va_arg_expr.
1444 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1445 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1446 xstormy16_gimplify_va_arg_expr.
1447 Fix up some formatting issues.
1449 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1450 Move to predicates.md.
1451 (xs_hi_general_operand): Likewise.
1452 (xs_hi_nonmemory_operand): Likewise.
1453 * config/stormy16/predicates.md:
1454 (xstormy16_carry_plus_operand): New predicate.
1455 (xs_hi_general_operand): New predicate.
1456 (xs_hi_nonmemory_operand): New predicate.
1457 * config/stormy16/stormy16-protos.h:
1458 (xstormy16_carry_plus_operand): Delete prototype.
1459 (xs_hi_general_operand): Likewise.
1460 (xs_hi_nonmemory_operand): Likewise.
1462 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1463 modifiers as they are no longer needed and they can trigger
1464 reload spill failures.
1466 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1467 with a match_operand in order to help reload.
1469 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1470 constraint with 'e' for the 8th alternative as this version of
1471 the mov.w instruction only accepts the lower 8 registers.
1473 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
1476 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1477 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1480 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1483 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1485 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1487 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1489 (remove_structure): Update allocations list before removing structure.
1491 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1493 * ipa-struct-reorg.c (is_safe_cond_expr,
1494 create_new_stmts_for_cond_expr): Use integer_zerop function,
1495 that recognize not only zero-pointer, but zero-integer too.
1497 2008-01-25 Ben Elliston <bje@au.ibm.com>
1500 * fixproto: Escape "." in sed expression that strips leading "./".
1502 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
1505 * gcc.c (SWITCH_OK): Removed.
1506 (SWITCH_LIVE): Changed to bit.
1507 (SWITCH_FALSE): Likewise.
1508 (SWITCH_IGNORE): Likewise.
1509 (switchstr): Change live_cond to unsigned int.
1510 (process_command): Replace SWITCH_OK with 0.
1511 (do_self_spec): Likewise.
1512 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1513 (give_switch): Likewise.
1514 (used_arg): Likewise.
1515 (do_spec_1): Set the SWITCH_IGNORE bit.
1516 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1517 bits. Set the SWITCH_LIVE bit.
1519 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1521 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1523 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
1525 PR tree-optimization/34472
1526 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1527 parameter to a "bool *" and set *DATA to false if there is
1528 an unsafe access. Do not delete the structure here.
1529 (check_cond_exprs): Delete it here instead.
1530 (check_cond_exprs, exclude_cold_structs): Do not increase
1531 I when removing a structure.
1533 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
1536 * config/i386/i386.c (ix86_expand_vector_init): Consider only
1537 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1539 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
1542 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1543 a fixed vector for stack.
1545 2008-01-24 Ben Elliston <bje@au.ibm.com>
1548 * doc/gcc.texi (Software development): Add a direntry for g++.
1550 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
1552 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1553 stale and straggling -fforce-addr comments above.
1555 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1557 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1558 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1560 2008-01-23 Michael Matz <matz@suse.de>
1563 * dwarf2out.c (force_type_die): Use modified_type_die instead of
1566 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
1568 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1571 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1573 * config/avr/avr.c (avr_current_arch): New variable.
1574 (avr_arch_types): Add 'avr31' and 'avr51' entries.
1575 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1576 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1577 (avr_override_options): Init 'avr_current_arch'.
1578 (base_arch_s): Move from here...
1579 * config/avr/avr.h (base_arch_s): ... here. Add new members
1580 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1581 'mega' to 'have_jmp_call'.
1582 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1583 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
1585 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1587 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1588 MULTILIB_MATCHES): (Ditto.).
1590 2008-01-23 Richard Guenther <rguenther@suse.de>
1593 * cgraphunit.c (cgraph_reset_node): Always mark the node
1594 not reachable if it is not queued already.
1596 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
1598 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1599 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1600 (cputype_selected): New static variable.
1601 (bfin_handle_option): Set it if -mcpu is used.
1602 (override_option): Select default set of workarounds if no cpu type
1603 selected on the command line.
1604 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1606 From Michael Frysinger <michael.frysinger@analog.com>
1607 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1608 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1610 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1611 for bf547, bf523, bf524, and bf526.
1612 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1614 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1615 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1616 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1617 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1618 * doc/invoke.texi (Blackfin Options): Document that
1619 -mcpu now accept bf547, bf523, bf524, and bf526.
1621 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1623 PR rtl-optimization/34628
1624 * combine.c (try_combine): Stop and undo after the first combination
1625 if an autoincrement side-effect on the first insn has effectively
1628 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1631 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1632 Offset addresses are not valid for Altivec or paired float modes.
1634 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1637 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1638 if DECL_INITIAL (decl) is error_mark_node.
1641 * c-common.c (handle_vector_size_attribute): Only allow
1642 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1643 the same way as pointer, array etc. types.
1644 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1647 * tree.c (build_type_attribute_qual_variant): Call
1648 build_qualified_type if attributes are equal, but quals are not.
1650 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1653 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1654 * flags.h (warn_strict_aliasing): Remove.
1655 (warn_strict_overflow): Remove.
1656 * opts.c (warn_strict_aliasing): Remove.
1657 (warn_strict_overflow): Remove.
1658 * c-opts.c (c_common_handle_option): -Wall only sets
1659 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1660 (c_common_post_options): Give default values to -Wstrict-aliasing
1661 and -Wstrict-overflow if they are uninitialized.
1662 * common.opt (Wstrict-aliasing): Specify Var and Init.
1663 (Wstrict-overflow): Likewise.
1665 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1667 PR rtl-optimization/26854
1668 PR rtl-optimization/34400
1669 PR rtl-optimization/34884
1670 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1672 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1673 (df_rd_bb_info.expanded_lr_out): Deleted
1674 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1675 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1676 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1677 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1678 Removed code to allocate, initialize or free expanded_lr_out.
1679 (df_rd_bb_local_compute_process_def): Restructured to make more
1681 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1682 sets if the sets are being trimmed.
1684 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1687 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1688 (as_vers): Likewise.
1689 * configure: Regenerated.
1691 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1694 * tree-pass.h (pass_build_alias): New pass.
1695 * tree-ssa-alias.c (gate_build_alias): New.
1696 (pass_build_alias): New.
1697 * passes.c (init_optimization_passes): Add pass_build_alias after
1698 pass_create_structure_vars.
1700 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1702 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1703 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1704 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1705 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1706 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1707 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1708 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1709 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1710 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1711 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1712 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1713 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1714 * config/s390/s390.md (FP_ALL): New mode iterator.
1715 (_d): New mode attribute.
1716 ("*signbit<mode>2>"): Changed mode of first operand.
1717 ("isinf<mode>2"): Changed mode of first operand.
1718 ("*TDC_insn"): Adaptation for DFP modes.
1720 2008-01-22 Ben Elliston <bje@au.ibm.com>
1722 * tree.c (check_qualified_type): Improve function description.
1724 2008-01-21 Jason Merrill <jason@redhat.com>
1727 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1728 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1731 2008-01-21 DJ Delorie <dj@redhat.com>
1733 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1736 2008-01-21 Richard Guenther <rguenther@suse.de>
1739 * tree-cfg.c (verify_expr): Allow all invariant expressions
1740 instead of just constant class ones as reference argument.
1741 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1742 like any other constant.
1743 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1745 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1747 * regmove.c (fixup_match_1): Update call crossed frequencies.
1749 2008-01-21 Richard Guenther <rguenther@suse.de>
1752 * tree-inline.c (setup_one_parameter): Deal with mismatched
1753 types using a VIEW_CONVERT_EXPR.
1755 2008-01-21 Alon Dayan <alond@il.ibm.com>
1756 Olga Golovanevsky <olga@il.ibm.com>
1758 PR tree-optimization/34701
1759 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1760 when the structure size is not a power of 2.
1762 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1764 * doc/install.texi: Add doc for --enable-checking=df.
1766 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1768 PR rtl-optimization/34808
1769 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1771 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1773 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1776 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1778 PR rtl-optimization/26854
1779 PR rtl-optimization/34400
1780 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1782 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1783 (df_rd_bb_info.expanded_lr_out): New.
1784 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1785 * loop_iv.c (iv_analysis_loop_init): Ditto.
1786 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1787 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1788 Added code to allocate, initialize or free expanded_lr_out.
1789 (df_rd_bb_local_compute_process_def): Restructured to make
1790 more understandable.
1791 (df_rd_confluence_n): Add code to do nothing with fake edges and
1792 code to no apply invalidate_by_call sets if the sets are being trimmed.
1793 (df_lr_local_finalize): Renamed to df_lr_finalize.
1794 (df_live_local_finalize): Renamed to df_live_finalize.
1796 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1799 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1800 deciding whether to use reciprocal instructions.
1802 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1804 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1805 dwarf2out_note_section_used if cold_text_section is NULL.
1807 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1809 PR gcov-profile/34610
1810 * tree-cfg.c (make_edges): Mark both outgoing edges from
1811 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1812 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1813 from OMP_FOR and OMP_CONTINUE outgoing edges.
1815 * tree-profile.c (tree_profiling): Return early if
1816 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1818 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1819 from cfun to child_cfun.
1820 * function.h (struct function): Add after_tree_profile bit.
1822 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1824 * config/avr/avr.S (_exit): Disable interrupt.
1826 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1827 Steven Bosscher <stevenb.gcc@gmail.com>
1829 PR rtl-optimization/26854
1830 PR rtl-optimization/34400
1831 * df-problems.c (df_live_scratch): New scratch bitmap.
1832 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1833 (df_live_reset): Clear the proper bitmaps.
1834 (df_live_bb_local_compute): Only process the artificial defs once
1835 since the order is not important.
1836 (df_live_init): Init the df_live sets only with the variables
1837 found live by df_lr.
1838 (df_live_transfer_function): Use the df_lr sets to prune the
1839 df_live sets as they are being computed.
1840 (df_live_free): Free df_live_scratch.
1842 2008-01-18 Ian Lance Taylor <iant@google.com>
1844 * common.opt: Add fmerge-debug-strings.
1845 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1846 flag_merge_debug_strings rather than flag_merge_constants.
1847 * doc/invoke.texi (Option Summary): Mention
1848 -fmerge-debug-strings.
1849 (Debugging Options): Document -fmerge-debug-strings.
1851 2008-01-18 Ian Lance Taylor <iant@google.com>
1854 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1855 (struct tree_function_decl): Add new field operator_new_flag.
1856 * tree-inline.c (expand_call_inline): When inlining a call to
1857 operator new, force the return value to go into a variable, and
1858 set DECL_NO_TBAA_P on that variable.
1859 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1861 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1864 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1865 DWARF2_DEBUGGING_INFO.
1866 (dwarf2out_note_section_used): Ditto. Add prototype.
1867 (have_multiple_function_sections, text_section_used,
1868 cold_text_section_used, *cold_text_sections): Move declarations
1871 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1873 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1874 field and add signal_ra.
1875 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1876 assignments to frame state pc. Move end of stack check after
1877 MD_FALLBACK_FRAME_STATE_FOR.
1878 (uw_update_context_1): Use frame state signal_regs if set, instead
1879 of checking signal_frame flag.
1880 (uw_update_context): Use frame state signal_ra if set.
1881 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1882 * config/xtensa/linux-unwind.h: New file.
1884 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1886 * modulo-sched.c (get_sched_window): Fix comment typo.
1888 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1890 PR tree-optimization/34648
1891 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1893 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1895 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1896 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1898 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1900 PR rtl-optimization/34400
1901 * df-core.c (df_worklist_dataflow_overeager,
1902 df_worklist_dataflow_doublequeue): New functions.
1903 (df_worklist_dataflow): Two different worklist solvers.
1904 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1907 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1910 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1911 and ftree-parallelize-loops.
1913 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1915 PR rtl-optimization/34826
1916 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1918 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1920 * global.c (find_reg): Mark the eh regs as used if necessary.
1921 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1922 * ra.h (struct allocno): no_eh_reg field added. Changed
1923 no_stack_reg type to bitfield.
1925 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1927 * tree.c (substitute_in_expr): Add missing 'break'.
1929 2008-01-17 Richard Guenther <rguenther@suse.de>
1931 PR tree-optimization/34825
1932 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1933 x / x as division to handle.
1935 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1937 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1938 "-pthread" is specified.
1939 * pa-hpux11.h (LIB_SPEC): Likewise.
1941 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1942 Peter Bergner <bergner@vnet.ibm.com>
1944 PR rtl-optimization/33796
1945 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1947 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1949 PR libgfortran/34699
1950 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1952 * pa-hpux10.h (LINK_SPEC): Likewise.
1953 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1955 2008-01-16 Richard Guenther <rguenther@suse.de>
1958 * fold-const.c (fold_convert_const_int_from_int): Do not
1959 set overflow if that occured only because of a sign extension
1960 change when converting from/to a sizetype with the same
1961 precision and signedness.
1963 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1966 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1967 location address to the correct place. Update copyright year.
1969 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1971 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1972 no dependences in the dependence_relations vector.
1974 2008-01-16 Jan Hubicka <jh@suse.cz>
1976 PR rtl-optimization/31396
1977 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1978 * cfg.c (dump_reg_info): Print it.
1979 * regs.h (struct reg_info_t): add freq_calls_crossed.
1980 (REG_FREQ_CALLS_CROSSED): New macro.
1981 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1982 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1983 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1984 regmove_optimize): Update call crossed frequencies.
1985 * local-alloc.c (struct qty): Add freq_calls_crossed.
1986 (alloc_qty): Copute freq_calls_crossed.
1987 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1988 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1989 * ra.h (struct allocno): Add freq_calls_crossed.
1991 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1993 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1994 libgomp when compiling with ftree-parallelize-loops.
1995 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1997 2008-01-16 Richard Guenther <rguenther@suse.de>
1999 PR tree-optimization/34769
2000 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2001 * tree.c (int_cst_value): Instead make this function more
2002 permissive in what it accepts as valid input. Document this
2003 function always sign-extends the value.
2005 2008-01-16 Jakub Jelinek <jakub@redhat.com>
2006 Richard Guenther <rguenther@suse.de>
2009 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2010 (gimple_fold_indirect_ref_rhs): ... this.
2011 (gimple_fold_indirect_ref): New function with foldings
2012 that preserve lvalueness.
2013 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2014 * tree-flow.h (gimple_fold_indirect_ref): Declare.
2015 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2016 to fold an INDIRECT_REF, fall back to the old use of
2017 fold_indirect_ref_1.
2019 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2021 * tree-data-ref.c (subscript_dependence_tester_1): Call
2022 free_conflict_function.
2023 (compute_self_dependence): Same.
2025 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2028 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2029 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
2031 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2032 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2033 for DWARF2_UNWIND_INFO targets.
2035 2008-01-16 Richard Guenther <rguenther@suse.de>
2038 * c-typeck.c (common_pointer_type): Do not merge inconsistent
2039 type qualifiers for function types.
2041 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2043 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2044 loop_iterator li from previous commit.
2046 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
2048 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2050 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2052 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2053 (parallelize_loops): Don't parallelize irreducible components.
2055 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2058 * c-opts (c_common_post_options): Do not enable CPP
2059 flag_pedantic_errors by default.
2061 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
2063 PR rtl-optimization/31944
2064 * cse.c (remove_pseudo_from_table): New function.
2065 (merge_equiv_classes): Use above function to remove pseudo-registers.
2066 (invalidate): Likewise.
2068 2008-01-13 Richard Guenther <rguenther@suse.de>
2071 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2072 instead of TYPE_MODE to deal with calls from expand_one_error_var.
2074 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
2076 * gcse.c (cprop_jump): Call validate_unshare_change instead of
2077 validate_change to unshare the source of the PC set.
2079 2008-01-12 Jan Hubicka <jh@suse.cz>
2082 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2083 references above array bounds. This might trigger bounds checks for
2086 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2088 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2089 new_replaceable_dependencies.
2091 2008-01-12 Doug Kwan <dougkwan@google.com>
2093 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2094 instead of OPT_Wreturn_type in warning due to ignored return type
2096 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2097 options included in -Wextra.
2098 * c.opt: New option -Wignored_qualifiers.
2099 * doc/invoke.texi (Warning Options, -Wextra): Add new option
2100 -Wignore_qualifiers.
2101 (-Wignored-qualifiers): Document.
2102 (-Wreturn-type): Remove description of functionality now handled
2103 by -Wignored-qualifiers.
2105 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
2108 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2109 NOP_EXPR if it is between integral types with the same precision.
2111 2008-01-12 Jan Hubicka <jh@suse.cz>
2114 * invoke.texi (max-inline-recursive-depth): Fix default value.
2116 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
2118 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2121 2008-01-11 Bob Wilson <bob.wilson@acm.org>
2123 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2125 2008-01-11 James E. Wilson <wilson@specifix.com>
2128 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2130 2008-01-11 Anatoly Sokolov <aesok@post.ru>
2132 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2133 save/restore frame pointer register and don't use 'call-prologues'
2134 optimization in function with "OS_task" attribute.
2136 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2139 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2140 when copying to memory.
2142 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2144 PR rtl-optimization/30905
2145 * cfgcleanup.c: Include dce.h
2146 (crossjumps_occured): New global variable.
2147 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2148 If something changed, set crossjumps_occured to true.
2149 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2150 Don't add/remove fake edges to exit here...
2151 (cleanup_cfg): ...but do it here, when crossjumping.
2152 Run a fast DCE when successful crossjumps occured in the latest
2153 iteration of try_optimize_cfg.
2155 2008-01-11 Richard Guenther <rguenther@suse.de>
2157 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2158 (struct vn_unary_op_s): Likewise.
2159 (vn_reference_insert): Free old reference on hash collision.
2161 2008-01-10 Raksit Ashok <raksit@google.com>
2163 PR rtl-optimization/27971
2164 * combine.c (find_split_point): Split PLUS expressions which are
2165 inside a MEM rtx, and whose first operand is complex.
2167 2008-01-10 DJ Delorie <dj@redhat.com>
2169 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2170 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2171 (m32c_hard_regno_ok): Call the underlying function.
2173 2008-01-10 Richard Guenther <rguenther@suse.de>
2176 * tree-cfg.c (tree_merge_blocks): Do not go through the
2177 full-blown folding and stmt updating path if we just deal
2178 with virtual operands.
2179 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2180 test for abnormal SSA_NAMEs.
2182 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2185 * reload.c (push_reload): Add assertions. All constants from
2186 reg_equiv_constant should have been used for replacing the respective
2188 (find_reloads_address): Invoke find_reloads_address_part for
2189 constant taken from the reg_equiv_constant array.
2191 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2193 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2194 field (valnum) the first in the struct. Replace bools with
2197 2008-01-10 Richard Guenther <rguenther@suse.de>
2199 PR tree-optimization/34651
2200 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2201 types and ordering for masking and converting.
2203 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2205 PR tree-optimization/34017
2206 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2207 also for PHI_NODE expressions.
2209 2008-01-09 Jan Hubicka <jh@suse.cz>
2211 PR tree-optimization/34708
2212 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2213 based on number of case labels.
2214 (init_inline_once): Remove switch_cost.
2215 * tree-inline.h (eni_weights_d): Remove switch_cost.
2217 2008-01-09 Richard Guenther <rguenther@suse.de>
2218 Andrew Pinski <andrew_pinski@playstation.sony.com>
2221 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2222 temporary if an rvalue is ok or an lvalue is not required.
2224 2008-01-09 Richard Guenther <rguenther@suse.de>
2227 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2230 2008-01-09 Richard Guenther <rguenther@suse.de>
2233 * tree.c (host_integerp): Check for sizetype only if the
2234 type is an integer type.
2236 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2239 * opts.c (decode_options): Disable inlining of functions called
2240 once if not in unit-at-a-time mode.
2242 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2244 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2246 2008-01-08 Richard Guenther <rguenther@suse.de>
2249 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2250 out early if the result will be unused.
2252 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2257 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2258 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2261 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2263 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2264 for vectorization tuned.
2266 2008-01-08 Richard Guenther <rguenther@suse.de>
2268 PR tree-optimization/34683
2269 * tree-ssa-operands.c (operand_build_cmp): Export.
2270 * tree-ssa-operands.h (operand_build_cmp): Declare.
2271 * tree-vn.c (vuses_compare): Remove.
2272 (sort_vuses): Use operand_build_cmp.
2273 (sort_vuses_heap): Likewise.
2274 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2275 to re-use old VEC if available. Do not sort already sorted VUSEs.
2276 (vdefs_to_vec): Do not sort already sorted VDEFs.
2278 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2281 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2283 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2286 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2287 limitations of reciprocal sequences on x86 targets.
2289 2008-01-08 Richard Guenther <rguenther@suse.de>
2291 PR tree-optimization/34683
2292 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2294 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2297 * config/darwin.c (darwin_mergeable_string_section): Don't use
2298 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2300 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2303 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2304 negxf2. Macroize expander using X87MODEF mode iterator. Change
2305 predicates of op0 and op1 to register_operand.
2306 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2307 expander using X87MODEF mode iterator. Change predicates of
2308 op0 and op1 to register_operand.
2309 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2310 corresponding patterns and macroize using MODEF macro. Change
2311 predicates of op0 and op1 to register_operand and remove
2312 "m" constraint. Disparage "r" alternative with "!".
2313 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2314 macroize using X87MODEF macro. Change predicates of op0 and op1
2315 to register_operand and remove "m" constraint. Disparage "r"
2316 alternative with "!".
2317 (absneg splitter with memory operands): Remove.
2318 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2319 patterns and macroize using X87MODEF mode iterator.
2320 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2321 Change predicate of op1 to register_operand.
2322 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2323 for memory operands.
2325 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2327 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2329 2008-01-07 Richard Guenther <rguenther@suse.de>
2331 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2334 2008-01-07 Richard Guenther <rguenther@suse.de>
2336 PR tree-optimization/34683
2337 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2338 VOPs of the needed size to save memory. Use VEC_quick_push
2339 to save compile-time.
2340 (vdefs_to_vec): Likewise.
2342 2008-01-07 Sa Liu <saliu@de.ibm.com>
2344 * config/spu/spu.md (divdf3): Genetate inline code for double
2345 division. The implementation doesn't handle INF or NAN, therefore it
2346 only applies when -ffinite-math-only is given.
2348 2008-01-06 Paolo Carlini <pcarlini@suse.de>
2351 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2352 * doc/cpp.texi ([Common Predefined Macros]): Document.
2354 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
2356 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2357 order to use commutative addition instead of subtraction.
2359 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2360 Mircea Namolaru <namolaru@il.ibm.com>
2361 Vladimir Yanovsky <yanov@il.ibm.com>
2362 Revital Eres <eres@il.ibm.com>
2364 PR tree-optimization/34263
2365 * tree-outof-ssa.c (process_single_block_loop_latch,
2366 contains_tree_r): New functions.
2367 (analyze_edges_for_bb): Call process_single_block_loop_latch
2368 function to empty single-basic-block latch block if possible.
2370 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2372 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2374 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2376 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2378 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2380 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2382 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2384 2008-01-05 Jakub Jelinek <jakub@redhat.com>
2386 PR tree-optimization/34618
2387 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2390 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2393 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2394 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
2395 Update copyright year.
2397 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2398 Update copyright year.
2399 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2402 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
2404 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2405 edge does not point to current bb before changing need_assert.
2407 2008-01-04 Richard Guenther <rguenther@suse.de>
2410 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2411 for verifying purposes if they are is_gimple_min_invariant.
2413 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
2415 PR tree-optimization/34448
2416 PR tree-optimization/34465
2417 * gimplify.c (gimplify_init_constructor): Add new parameter
2418 notify_temp_creation. Use it.
2419 (gimplify_modify_expr_rhs): Take volatiles into account when
2420 optimizing constructors.
2421 Do not optimize constructors if gimplify_init_constructor will dump to
2423 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2424 * gcc.c-torture/compile/pr34448.c: New.
2426 2008-01-04 Jakub Jelinek <jakub@redhat.com>
2428 PR gcov-profile/34609
2429 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2430 return_slot if result is TREE_ADDRESSABLE.
2432 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
2434 * config/mips/mips.md (sqrt_condition): Tweak comment.
2435 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2437 2008-01-03 Tom Tromey <tromey@redhat.com>
2440 * c-common.c (c_type_hash): Handle VLAs.
2442 2008-01-03 Jan Hubicka <jh@suse.cz>
2444 PR tree-optimization/31081
2445 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2446 0 when inlining and not inlining to first basic block.
2447 (remap_decl): When var is initialized to 0, don't set default_def.
2448 (expand_call_inline): Set entry_bb.
2449 * tree-inline.h (copy_body_data): Add entry_bb.
2451 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2454 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2457 PR tree-optimization/29484
2458 * tree-inline.c (inline_forbidden_p_2): New function.
2459 (inline_forbidden_p): Disallow inlining if some static var
2460 has an address of a local LABEL_DECL in its initializer.
2461 * doc/extend.texi (Labels as Values): Document &&foo behaviour
2464 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
2466 PR tree-optimization/34635
2467 * tree-data-ref.c (add_other_self_distances): Make sure that the
2468 evolution step is constant.
2470 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2473 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2475 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
2477 * tree-sra.c (scalarize_init): Insert the generate_element_init
2478 statements after the generate_element_zero statements.
2480 2008-01-02 Richard Guenther <rguenther@suse.de>
2484 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2485 for very large number of operands instead of ICEing.
2487 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
2490 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2491 while stack probing.
2493 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
2495 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2498 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
2501 * tree-mudflap.c (mx_register_decls): Guard warning by
2502 !DECL_ARTIFICIAL check.
2504 2008-01-01 Jakub Jelinek <jakub@redhat.com>
2506 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2507 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2508 sse5_perm<mode>): Fix constraints.