1 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
6 2008-02-24 Diego Novillo <dnovillo@google.com>
8 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
11 * tree-vrp.c (vrp_evaluate_conditional): With
12 -Wtype-limits, emit a warning when comparing against a
13 constant outside the natural range of OP0's type.
14 * c.opt (Wtype-limits): Move ...
15 * common.opt (Wtype-limits): ... here.
17 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20 * config/rs6000/e300c2c3.md: New file.
21 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23 (rs6000_override_options): Add e300c2 and e300c3 cases to
24 processor_target_table. Do not allow usage of Altivec or Spe
25 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
27 * config/rs6000/rs6000.h (processor_type): Add
28 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
29 (ASM_CPU_SPEC): Add e300c2 and e300c3.
30 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
31 and ppce300c3. Include e300c2c3.md.
33 2008-02-23 David Edelsohn <edelsohn@gnu.org>
35 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
36 instead of TARGET_STRICT_ALIGN.
38 2008-02-23 Joseph Myers <joseph@codesourcery.com>
40 * explow.c (memory_address): Assert that the generated address is
43 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
46 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
47 * config/darwin-ppc-ldouble-patch.def: New file.
48 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
49 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
50 SUBTARGET_INIT_BUILTINS if defined.
51 * config/darwin.c (darwin_patch_builtin,
52 darwin_patch_builtins): New functions.
54 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
57 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
58 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
60 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
63 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
64 file" warning condtional on -Winvalid-PCH.
66 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
68 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
70 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
74 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
75 prevent reload from using MMX registers.
76 (*mov<mode>_internal): Ditto.
77 (*movv2sf_internal_rex64): Ditto.
78 (*movv2sf_internal): Ditto.
80 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
82 PR documentation/31569
83 * doc/install.texi2html: Use makeinfo --no-number-sections.
85 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
87 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
88 ensure that we can address an entire entity > 8 bytes. Don't
89 generate reg+reg addressing for such data.
91 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
93 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
94 strings when optimizing for size, unless the target cares about
97 2008-02-22 Tom Tromey <tromey@redhat.com>
99 * regclass.c (current_pass): Remove declaration.
101 2008-02-22 Anatoly Sokolov <aesok@post.ru>
103 * config/avr/libgcc.S (__RAMPZ__): Define.
104 (__do_copy_data): Add for devices with 128KB code memory.
106 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
108 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
110 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
112 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
114 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
117 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
120 * c-typeck.c (build_binary_op): Warn about floating point
121 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
123 2008-02-21 Janis Johnson <janis187@us.ibm.com>
126 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
127 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
129 (rs6000_override_options): Set altivec_abi as default, not override,
130 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
131 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
132 is used; use new member spe_abi.
133 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
134 spe_abi and altivec_abi.
136 2008-02-22 Tomas Bily <tbily@suse.cz>
138 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
140 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
143 * config.build (build_file_translate): Set to `CMD //c' only if
145 * Makefile.in (build_file_translate): Improve comment.
147 2008-02-21 Jan Hubicka <jh@suse.cz>
149 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
150 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
151 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
153 2008-02-21 Michael Matz <matz@suse.de>
156 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
158 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
160 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
161 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
163 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
164 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
165 SSE_VEC_FLOAT_MODE_P as insn constraint.
166 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
167 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
168 sse4a_movntdf using MODEF mode iterator.
169 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
170 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
171 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
172 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
173 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
174 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
175 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
177 2008-02-21 Richard Guenther <rguenther@suse.de>
179 * tree.def (PAREN_EXPR): New tree code.
180 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
182 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
183 * expr.c (expand_expr_real_1): Likewise.
184 * tree-inline.c (estimate_num_insns_1): Likewise.
185 * tree-complex.c (expand_complex_move): Likewise.
186 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
189 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
192 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
194 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
197 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
199 * config/sh/sh.c (find_barrier): Don't go past
200 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
202 2008-02-20 DJ Delorie <dj@redhat.com>
204 * config/h8300/h8300.md (insv): Force source operand to be a register.
206 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
207 as a jump, not as a plain insn.
209 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
211 * doc/invoke.texi (Warning Options): Add new option
212 -Wframe-larger-than=.
213 (-Wframe-larger-than): Document.
215 * flags.h (warn_frame_larger_than, frame_larger_than_size):
216 Add declarations for new option variables.
218 * final.c (final_start_function): Check the frame size
219 before emission and issue a Wframe-larger-than warning.
221 * opts.c (warn_frame_larger_than, frame_larger_than_size):
222 Add definitions for new option variables.
223 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
225 * common.opt (Wframe-larger-than=): New option.
227 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
229 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
230 (<sse>_div<mode>3): Ditto.
231 (<sse>_vmdiv<mode>3): Ditto.
232 (<sse>_vmsqrt<mode>2): Ditto.
233 (*smax<mode>3): Ditto.
234 (sse5_frcz<mode>2): Ditto.
235 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
238 2008-02-20 Richard Guenther <rguenther@suse.de>
241 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
242 be happy with INTEGRAL_TYPE_P.
244 2008-02-20 Richard Guenther <rguenther@suse.de>
246 * fold-const.c (split_tree): Associate floatig-point expressions
247 if flag_associative_math is set.
249 2008-02-20 Richard Guenther <rguenther@suse.de>
251 * tree.h (fold_real_zero_addition_p): Declare.
252 * fold-const.c (fold_real_zero_addition_p): Export.
253 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
254 floating-point operations with zero and one.
256 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
258 * doc/install.texi: Correct references to CFLAGS, replacing them
259 with BOOT_CFLAGS. Document flags used during bootstrap for
262 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
264 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
265 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
266 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
268 (smin<mode>3): Ditto from similar patterns.
269 (smax<mode>3): Ditto.
270 (*ieee_smin<mode>3): Ditto.
271 (*ieee_smax<mode>3): Ditto.
272 * config/i386/sse.md (sse): New mode attribute.
273 (mov<mode>): Macroize expander from movv4sf and movv2df using
274 SSEMODEF2P mode iterator.
275 (<sse>_movnt<mode>): Ditto from similar patterns. Use
276 SSE_VEC_FLOAT_MODE_P as insn constraint.
277 (storent<mode>): Ditto.
278 (storent<mode>): Macroize expander from storentsf and storentdf using
280 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
281 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
282 (abs<mode>2): Ditto from similar patterns.
283 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
284 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
285 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
286 (<sse>_vmsqrt<mode>2): Ditto.
287 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
288 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
289 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
290 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
291 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
292 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
293 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
295 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
296 iterator and SSE_FLOAT_MODE_P as insn constraint.
297 (<sse>_ucomi): Ditto from similar patterns.
298 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
299 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
300 SSE_VEC_FLOAT_MODE_P as insn constraint.
301 (vcond<mode>): Ditto from similar patterns.
302 (and<mode>3, *and<mode>3): Ditto.
303 (<sse>_nand<mode>3): Ditto.
304 (ior<mode>3, *ior<mode>3): Ditto.
305 (xor<mode>3, *xor<mode>3): Ditto.
306 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
307 iterator and SSE_FLOAT_MODE_P as insn constraint.
308 (*nand<mode>3): Ditto from similar patterns.
309 (*ior<mode>3): Ditto.
310 (*xor<mode>3): Ditto.
312 2008-02-20 Ira Rosen <irar@il.ibm.com>
314 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
315 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
316 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
318 2008-02-19 Jan Hubicka <jh@suse.cz>
320 * predict.c (tree_bb_level_predictions): Remove variable next
321 mistakely introduced by previous commit.
323 2008-02-19 Jan Hubicka <jh@suse.cz>
325 * predict.c (predict_paths_leading_to): Rewrite.
326 (predict_paths_for_bb): New.
327 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
329 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
332 * Makefile.in (build_file_translate): New.
333 (gcc-vers.texi): Use it for translating $(abs_srcdir).
334 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
335 * configure.ac (build_file_translate): Substitute it.
336 * configure: Regenerate.
338 2008-02-19 Jan Hubicka <jh@suse.cz>
340 PR rtl-optimization/34408
341 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
344 2008-02-19 Jan Hubicka <jh@suse.cz>
347 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
350 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
353 * config/i386/i386-modes.def: Revert the last DI alignment
354 change until Ada people can look into it.
356 2008-02-19 Nick Clifton <nickc@redhat.com>
358 * opts.c (print_specific_help): Fix typo in --help text.
360 2008-02-19 Jakub Jelinek <jakub@redhat.com>
363 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
364 32-bit inline asm without asm alternatives for host GCC < 3.0.
366 2008-02-19 Richard Guenther <rguenther@suse.de>
368 PR tree-optimization/34989
369 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
370 Allow propagation to INDIRECT_REF if we can simplify only.
372 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
374 * c-common.c (warn_for_collisions_1): Use appropriate option when
377 2008-02-19 Nick Clifton <nickc@redhat.com>
380 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
381 (handle_options): Fix indentation.
382 (print_filtered_help): If no language-specific options were
383 displayed tell the user how to list all the options supported by
384 the language's front-end.
385 (print_specific_help): Fix indentation and remove duplicate line.
386 (common_handle_option): Handle the -v option.
387 For --help enable the display of undocumented options if the -v
388 switch has been included on the command line.
389 For --help= check for overlaps in the arguments between the option
390 classes and the language names and issue a warning when they
391 cannot be disambiguated.
392 * c.opt (v): Pass on to the common option handler.
394 2008-02-19 Revital Eres <eres@il.ibm.com>
396 * modulo-sched.c (sms_schedule): Change dump message when
397 create_ddg function fails.
398 (try_scheduling_node_in_cycle): Rename row to cycle.
399 (print_partial_schedule): Rename CYCLE to ROW.
401 2008-02-19 Christian Bruel <christian.bruel@st.com>
402 Zdenek Dvorak <ook@ucw.cz>
404 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
406 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
409 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
410 (*x86_movdicc_0_m1_se): Ditto.
412 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
414 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
415 (CMPtype): Define as __gcc_CMPtype.
416 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
417 (CMPtype): Define as __gcc_CMPtype.
419 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
421 Support valgrind 3.3 for --enable-checking=valgrind.
422 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
424 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
425 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
426 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
427 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
428 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
429 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
430 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
432 * ggc-zone.c: Similar.
433 * ggc-page.c: Similar.
435 2008-02-19 Paul Brook <paul@codesourcery.com>
438 * config/arm/ieee754-df.S: Fix do_it typo.
439 * config/arm/ieee754-sf.S: Fix do_it typo.
441 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
444 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
445 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
446 (OPTION_MASK_ISA_SSE_SET): Likewise.
447 (OPTION_MASK_ISA_SSE2_SET): Likewise.
448 (OPTION_MASK_ISA_SSE3_SET): Likewise.
449 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
450 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
451 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
452 (OPTION_MASK_ISA_SSE4_SET): Likewise.
453 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
454 (OPTION_MASK_ISA_SSE5_SET): Likewise.
455 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
456 (OPTION_MASK_ISA_MMX_UNSET): Updated.
457 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
458 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
459 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
460 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
461 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
462 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
463 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
464 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
465 (OPTION_MASK_ISA_SSE4): Removed.
466 (ix86_handle_option): Turn on bits in ix86_isa_flags and
467 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
469 (override_options): Don't turn on implied SSE/MMX bits in
472 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
474 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
477 2008-02-18 Joey Ye <joey.ye@intel.com>
480 * tree-nested.c (insert_field_into_struct): Set type alignment
481 to field alignment if the former is less than the latter.
483 2008-02-18 Jakub Jelinek <jakub@redhat.com>
485 * BASE-VER: Set to 4.4.0.
487 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
489 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
490 * doc/cfg.texi: Likewise.
491 * doc/extend.texi: Likewise.
492 * doc/gty.texi: Likewise.
493 * doc/invoke.texi: Likewise.
494 * doc/loop.texi: Likewise.
495 * doc/md.texi: Likewise.
496 * doc/passes.texi: Likewise.
497 * doc/rtl.texi: Likewise.
498 * doc/sourcebuild.texi: Likewise.
499 * doc/tm.texi: Likewise.
500 * doc/tree-ssa.texi: Likewise.
502 2008-02-17 Richard Guenther <rguenther@suse.de>
505 * tree-complex.c (init_parameter_lattice_values): Handle parameters
506 without default definition.
508 2008-02-17 Richard Guenther <rguenther@suse.de>
510 PR tree-optimization/35231
511 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
514 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
518 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
519 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
520 libgcc_cmp_return mode.
522 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
525 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
527 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
529 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
532 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
534 * doc/c-tree.texi: Use `@.' where appropriate.
535 * doc/extend.texi: Likewise.
536 * doc/install.texi: Likewise.
537 * doc/invoke.texi: Likewise.
538 * doc/loop.texi: Likewise.
539 * doc/makefile.texi: Likewise.
540 * doc/md.texi: Likewise.
541 * doc/passes.texi: Likewise.
542 * doc/standards.texi: Likewise.
543 * doc/tm.texi: Likewise.
545 2008-02-15 Jakub Jelinek <jakub@redhat.com>
548 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
550 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
551 rather than in entry_bb.
553 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
555 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
556 libgcc_cmp_return mode.
558 2008-02-15 Jakub Jelinek <jakub@redhat.com>
561 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
562 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
564 2008-02-15 Richard Guenther <rguenther@suse.de>
565 Zdenek Dvorak <ook@ucw.cz>
567 PR tree-optimization/35164
568 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
569 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
570 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
571 Only propagate addresses which do not have abnormal SSA_NAMEs
574 2008-02-15 Joseph Myers <joseph@codesourcery.com>
577 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
579 2008-02-15 Jan Hubicka <jh@suse.cz>
582 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
584 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
587 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
588 when calculating alignment_pad.
590 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
592 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
593 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
594 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
595 and STACK_BOUNDARY define.
597 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
599 PR preprocessor/35061
600 * c-pragma.c (handle_pragma_pop_macro): Check that
601 pushed_macro_table has been allocated.
603 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
606 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
607 (force_gimple_operand): Likewise.
608 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
609 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
610 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
611 (find_interesting_uses_address): Check addressability and alignment
612 of the base expression only after substituting bases of IVs into it.
614 2008-02-14 Michael Matz <matz@suse.de>
617 * function.c (instantiate_virtual_regs_in_insn): Reload address
618 before falling back to reloading the whole operand.
620 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
622 * config/s390/s390.c (s390_mainpool_start): Emit the pool
623 before the first section switch note.
625 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
627 * doc/bugreport.texi: Update copyright years.
628 * doc/c-tree.texi: Likewise.
629 * doc/cfg.texi: Likewise.
630 * doc/cpp.texi: Likewise.
631 * doc/cppinternals.texi: Likewise.
632 * doc/fragments.texi: Likewise.
633 * doc/frontends.texi: Likewise.
634 * doc/gcc.texi: Likewise.
635 * doc/gty.texi: Likewise.
636 * doc/hostconfig.texi: Likewise.
637 * doc/implement-c.texi: Likewise.
638 * doc/libgcc.texi: Likewise.
639 * doc/loop.texi: Likewise.
640 * doc/makefile.texi: Likewise.
641 * doc/options.texi: Likewise.
642 * doc/passes.texi: Likewise.
643 * doc/rtl.texi: Likewise.
644 * doc/sourcebuild.texi: Likewise.
645 * doc/standards.texi: Likewise.
646 * doc/tree-ssa.texi: Likewise.
647 * doc/trouble.texi: Likewise.
649 * doc/extend.texi: Use @: or add comma where appropriate.
650 * doc/invoke.texi: Likewise.
651 * doc/tm.texi: Likewise.
653 2008-02-14 Alan Modra <amodra@bigpond.net.au>
656 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
659 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
661 * doc/md.texi (clz, ctz): Add reference.
662 * doc/rtl.texi (clz, ctz): Likewise.
664 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
667 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
670 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
672 * config/s390/s390.c (struct constant_pool): New field
673 emit_pool_after added.
674 (s390_mainpool_start): Set the emit_pool_after flag according
675 to the section switch notes.
676 (s390_mainpool_finish): Consider emit_pool_after when emitting
677 the literal pool at the end of the function.
678 (s390_chunkify_start): Force literal pool splits at section
681 2008-02-13 Michael Matz <matz@suse.de>
684 * var-tracking.c (clobber_variable_part): Correctly traverse the
687 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
690 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
691 Add -fdump-ipa-inline.
692 * tree-dump.c (dump_files): Remove tree-inlined dump.
693 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
695 2008-02-12 Richard Guenther <rguenther@suse.de>
697 PR tree-optimization/35171
698 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
701 2008-02-12 Richard Guenther <rguenther@suse.de>
704 * fold-const.c (fold_widened_comparison): Use get_unwidened in
705 value-preserving mode. Disallow final truncation.
707 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
710 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
712 (force_gimple_operand): ...here.
714 2008-02-12 Jakub Jelinek <jakub@redhat.com>
717 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
718 non-compatible pointers.
719 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
720 different FIELD_DECLs, try harder by comparing field offsets, sizes
724 * function.c (match_asm_constraints_1): Don't replace the same input
727 2008-02-12 Anatoly Sokolov <aesok@post.ru>
729 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
730 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
731 (expand_epilogue): Restore RAMPZ register.
732 * config/avr/avr.md (RAMPZ_ADDR): New constant.
734 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
736 * config/i386/cygwin.asm: (__alloca): Correct calling
737 convention and alignment.
738 (__chkstk): Force 8 byte stack alignment.
740 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
741 Richard Guenther <rguenther@suse.de>
743 PR tree-optimization/33992
744 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
745 the zero we compare against.
747 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
750 * gthr-win32.h (__gthread_mutex_destroy_function): New function
751 to CloseHandle after unlocking to prevent accumulation of handle
754 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
757 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
758 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
759 and update LABEL_NUSES during and after reload.
761 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
764 * combine.c (simplify_if_then_else): Make sure the comparison is
765 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
767 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
770 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
771 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
772 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
773 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
774 * tree.h (get_type_static_bounds): Likewise.
776 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
778 * doc/invoke.texi (Option Summary, C++ Dialect Options)
779 (Objective-C and Objective-C++ Dialect Options, Warning Options):
780 Make -Wfoo language annotations match what the compiler outputs.
782 2008-02-08 Sa Liu <saliu@de.ibm.com>
784 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
785 intrinsics spu_convts, spu_convtu, spu_convtf.
786 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
788 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
790 * doc/extend.texi (Function Attributes) <noinline>: Mention
791 asm ("") as method to keep calls.
793 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
796 * doc/options.texi (Options): Replace references to opts.sh with
798 * opts-common.c: Likewise.
799 * optc-gen.awk: Likewise.
801 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
803 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
805 2008-02-07 Richard Henderson <rth@redhat.com>
808 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
809 EXPR_LIST for the REG_EQUAL instead of a comparison with a
812 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
814 PR tree-optimization/35085
815 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
816 for operand entry oe2 in addition to operand entry oe3 in order to
817 expose more opportunities for vectorizer sum reduction.
819 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
822 * Makefile.in (LIBS): Remove $(GMPLIBS).
823 (cc1-dummy, cc1): Add $(GMPLIBS).
825 2008-02-06 Jan Hubicka <jh@suse.cz>
828 * i386.md (moddf_integer): Do not produce partial memory stalls for
829 targets where it hurts.
831 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
834 * optabs.c (expand_float): Do not check for decimal modes when
835 expanding unsigned integer through signed conversion.
837 2008-02-06 Nick Clifton <nickc@redhat.com>
839 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
840 inside the clobber with a match_operand and duplicated operand
841 number in the constraint.
842 (ineqbranchsi): Delete redundant comment.
844 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
846 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
847 builtin_define ("__USE_INIT_FINI__").
848 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
850 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
852 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
854 PR documentation/30330
855 * doc/invoke.texi (C++ Dialect Options)
856 (Objective-C and Objective-C++ Dialect Options, Warning Options):
857 For each warning option -Wfoo that allows -Wno-foo, ensure both
858 -Wfoo and -Wno-foo are listed in the option index. Fix index
859 entry of -Wswitch-default, index -Wnormalized= including the
860 `=', and -Wlarger-than-@var{len} including @var{len}.
862 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
864 * config/i386/i386.md (floatunssisf2): Use
865 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
866 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
867 Macroize expander using MODEF mode iterator.
869 2008-02-05 Diego Novillo <dnovillo@google.com>
871 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
874 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
876 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
879 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
881 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
884 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
885 to indicate if a message should be generated.
886 (init_cumulative_args): Updated.
887 (function_value_32): Likewise.
889 2008-02-05 Joseph Myers <joseph@codesourcery.com>
891 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
893 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
896 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
897 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
899 2008-02-04 Diego Novillo <dnovillo@google.com>
901 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
904 * tree-vrp.c (vrp_evaluate_conditional): With
905 -Wtype-limits, emit a warning when comparing against a
906 constant outside the natural range of OP0's type.
908 2008-02-04 Richard Guenther <rguenther@suse.de>
911 * expr.c (count_type_elements): Give for unions instead of
914 2008-02-04 Richard Guenther <rguenther@suse.de>
917 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
918 to TYPE_DOMAINs base type instead of using bitsizetype here.
920 2008-02-03 Jason Merrill <jason@redhat.com>
922 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
924 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
927 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
928 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
929 (RS/6000 and PowerPC Options): Fix typos and markup.
930 * doc/passes.texi (Tree-SSA passes): Likewise.
932 2008-02-02 Michael Matz <matz@suse.de>
935 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
936 from record_last_reg_set_info.
937 (record_last_reg_set_info): Take an RTX argument, iterate over all
938 constituent hardregs.
939 (record_last_set_info, record_opr_changes): Change calls to
940 new signature or to record_last_reg_set_info_regno.
942 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
944 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
946 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
948 PR rtl-optimization/34773
949 * reg-notes.def (EQUAL): Mention significance of combination of
950 REG_EQUAL and REG_RETVAL.
951 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
952 insn that has a REG_RETVAL.
954 2008-02-01 Roger Sayle <roger@eyesopen.com>
957 * configure.ac (--enable-fixed-point): Disable unless explicitly
959 * configure: Regenerate.
961 2008-02-01 Richard Guenther <rguenther@suse.de>
964 * invoke.texi (-finline-limit): Remove no longer true parts
965 of the documentation. Note that there is no default value.
967 2008-02-01 Andrew Pinski <pinskia@gmail.com>
968 Mark Mitchell <mark@codesourcery.com>
969 Ben Elliston <bje@au.ibm.com>
972 * doc/extend.texi (Other Builtins): Document.
974 2008-01-31 Tom Browder <tom.browder@gmail.com>
976 * doc/c-tree.texi (Types): Fix grammar.
977 (Expression trees): Ditto.
978 * doc/passes.texi (Tree-SSA passes): Ditto.
980 * doc/configterms.texi (Configure Terms): Fix typo.
981 * doc/cpp.texi (Common Predefined Macros): Ditto.
982 * doc/md.texi (Machine Constraints): Ditto.
984 * doc/makefile.texi (Makefile): Add comma.
986 2008-01-31 Tom Browder <tom.browder@gmail.com>
987 Gerald Pfeifer <gerald@pfeifer.com>
989 * doc/sourcebuild.texi (Front End): Remove references to CVS
991 (Texinfo Manuals): Replace reference to CVS by one to SVN.
992 (Back End): Remove reference to CVS.
994 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
997 * config/mips/mips.c (gen_load_const_gp): New function, taking a
999 (mips16_gp_pseudo_reg): ...here.
1000 * config/mips/mips.md (load_const_gp): Replace with...
1001 (load_const_gp_<mode>): ...this :P-based insn.
1003 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1005 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1006 options. Minor fixes.
1007 (-std): Move reference to standards closer to where language
1008 standards are first mentioned.
1010 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1012 PR rtl-optimization/34995
1013 * reload.c (alternative_allows_const_pool_ref): Take an rtx
1014 parameter and return a bool. If the rtx parameter is nonnull,
1015 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1016 (find_reloads): Update call accordingly. Pass the new operand
1017 if it needed no address reloads, otherwise pass null.
1019 2008-01-30 Richard Henderson <rth@redhat.com>
1022 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1023 for unbounded arrays.
1025 2008-01-30 Silvius Rus <rus@google.com>
1027 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1029 2008-01-30 Jan Hubicka <jh@suse.cz>
1032 * i386.c (init_cumulative_args): Use real function declaration when
1035 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
1037 PR rtl-optimization/34998
1038 * global.c (build_insn_chain): Treat non-subreg_lowpart
1039 SUBREGs of pseudos as clobbering all the words covered by the
1040 SUBREG, not just all the bytes.
1041 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
1042 original df_ref rather than an extract parameter.
1043 (global_conflicts): Update call accordingly.
1045 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
1047 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1048 the overflow check to make it easier to read.
1049 (__fixtfdi): Change the type of the ll member in union
1050 long_double to UDItype_x.
1052 2008-01-30 Jakub Jelinek <jakub@redhat.com>
1055 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1056 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1057 * tree-inline.c (fold_marked_statements): Call
1058 cgraph_update_edges_for_call_stmt if folding a call statement.
1059 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1060 debug_generic_stmt calls, reset it back afterwards.
1063 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1065 * c-typeck.c (build_external_ref): Don't pedwarn about
1066 static vars in current function's scope.
1068 2008-01-29 Joseph Myers <joseph@codesourcery.com>
1070 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1072 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
1075 * ipa-struct-reorg.c: Fix spelling.
1076 * params.def: Ditto.
1078 2008-01-29 Richard Guenther <rguenther@suse.de>
1081 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1083 * tree-inline.c (remap_type): Increment remapping_type_depth
1084 around remapping types.
1085 (copy_body_r): Only add referenced variables if they are referenced
1086 from code, not types.
1088 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1099 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1100 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1102 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1105 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1106 pointer for tiny stack.
1108 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1110 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1112 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1114 * config/vx-common.h: Fix typo in comment.
1116 2008-01-28 Ian Lance Taylor <iant@google.com>
1120 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1121 coalesce pointers if they have different DECL_NO_TBAA_P values.
1122 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1123 between variables with different DECL_NO_TBAA_P values.
1125 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1128 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1129 are not legitimate small data references on SPE targets.
1131 2008-01-28 David Daney <ddaney@avtrex.com>
1133 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1135 2008-01-28 David Daney <ddaney@avtrex.com>
1137 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1139 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1141 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1142 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1143 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1144 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1145 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1146 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1147 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1148 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1150 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1152 * basic-block.h (condjump_equiv_p): Fix comment.
1154 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1156 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1157 print_generic_stmt_indented): Fix comment.
1159 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1161 * configure.ac (__stack_chk_fail): Add detecion for availability
1162 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1163 * configure: Regenerate.
1165 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1168 * final.c (output_addr_const): Handle TRUNCATE.
1170 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1173 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1174 (zero_cost, infinite_cost): New constants.
1175 (struct cost_pair): Change type of cost to comp_cost.
1176 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1177 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1179 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1180 split_address_cost, ptr_difference_cost, difference_cost,
1181 get_computation_cost_at, get_computation_cost,
1182 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1183 determine_use_iv_cost_condition, determine_use_iv_costs,
1184 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1185 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1186 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1187 Change type of cost to comp_cost.
1188 (determine_iv_cost): Increase cost of non-original ivs, instead
1189 of decreasing the cost of original ones.
1190 (get_address_cost): Indicate the complexity of the addressing mode
1192 (try_add_cand_for): Prefer using ivs not specific to some object.
1193 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1195 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1196 Janis Johnson <janis187@us.ibm.com>
1199 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1200 (TARGET_INSTANTIATE_DECLS): Likewise.
1201 * target.h (expand_to_rtl_hook): New target hook.
1202 (instantiate_decls): Likewise.
1203 * function.c (instantiate_decl): Make non-static. Rename to...
1204 (instantiate_decl_rtl): ... this.
1205 (instantiate_expr): Use instantiate_decl_rtl.
1206 (instantiate_decls_1): Likewise.
1207 (instantiate_decls): Likewise.
1208 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1209 * function.h (instantiate_decl_rtl): Add prototype.
1210 * cfgexpand.c (target.h): New include.
1211 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1212 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1213 (TARGET_INSTANTIATE_DECLS): Likewise.
1214 (TARGET_INITIALIZER): New target hooks added.
1215 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1217 * config/rs6000/rs6000.c (tree-flow.h): New include.
1218 (machine_function): Add sdmode_stack_slot field.
1219 (rs6000_alloc_sdmode_stack_slot): New function.
1220 (rs6000_instantiate_decls): Likewise.
1221 (rs6000_secondary_memory_needed_rtx): Likewise.
1222 (rs6000_check_sdmode): Likewise.
1223 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1224 (TARGET_INSTANTIATE_DECLS): Likewise.
1225 (rs6000_hard_regno_mode_ok): Allow SDmode.
1226 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1227 (rs6000_emit_move): Handle SDmode.
1228 (function_arg_advance): Likewise.
1229 (function_arg): Likewise.
1230 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1231 SDmode var args for 32-bit compiles.
1232 (rs6000_secondary_reload_class): Handle SDmode.
1233 (rs6000_output_function_epilogue): Likewise.
1234 (rs6000_function_value): Simplify if statement.
1235 (rs6000_libcall_value): Likewise.
1236 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1237 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1238 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1239 (movsd_hardfloat): New define_insn.
1240 (movsd_softfloat): Likewise.
1241 (movsd_store): Likewise.
1242 (movsd_load): Likewise.
1243 (extendsddd2): Likewise.
1244 (extendsdtd2): Likewise.
1245 (truncddsd2): Likewise.
1246 (movdd_hardfloat64): Fixup comment.
1247 (UNSPEC_MOVSD_LOAD): New constant.
1248 (UNSPEC_MOVSD_STORE): Likewise.
1250 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1253 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1255 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1256 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1257 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1260 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1263 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1264 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1265 __LONGDOUBLE128 too.
1266 * config/rs6000/aix61.h: New file.
1268 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1270 PR rtl-optimization/34959
1271 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1272 popcount and parity rtxes the same mode as their operand.
1273 Truncate or extend the result to the return value's mode
1276 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1279 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1280 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1281 to GOT_VERSION_REGNUM.
1282 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1283 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1284 * config/mips/mips.c (mips_emit_call_insn): New function.
1285 (mips_call_tls_get_addr): Call mips_expand_call directly.
1286 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1288 (mips16_build_call_stub): Likewise. Return the call insn or null.
1289 (mips_expand_call): Update the call to mips16_build_call_stub
1290 accordingly and a remove redundant condition. Assert that MIPS16
1291 stubs do not use lazy binding. Use mips_emit_call_insn and return
1293 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1295 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1296 (mips_avoid_hazard): Remove hazard_set handling.
1297 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1298 (UNSPEC_RESTORE_GP): ...this.
1299 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1300 (FAKE_CALL_REGNO): Rename to...
1301 (GOT_VERSION_REGNUM): ...this.
1302 (type): Add "ghost" value. Add an associated insn reservation.
1303 (hazard_set): Remove.
1304 (exception_receiver): Rename to...
1305 (restore_gp): ...this and update the unspec identifier accordingly.
1306 (exception_receiver, nonlocal_got_receiver): New expanders.
1307 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
1308 FAKE_CALL_REGNO. Remove hazard_set attribute.
1309 (set_got_version, update_got_version): New patterns.
1311 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
1314 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1316 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1319 * doc/install.texi2html: Generate gcc-vers.texi.
1321 2008-01-25 DJ Delorie <dj@redhat.com>
1323 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1325 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1327 * config/c4x: Remove directory.
1328 * config.gcc (crx-*, mt-*): Mark obsolete.
1329 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1330 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1331 sh-*-rtemscoff*): Remove cases.
1332 * defaults.h (C4X_FLOAT_FORMAT): Remove.
1333 * real.c (encode_c4x_single, decode_c4x_single,
1334 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1335 c4x_extended_format): Remove.
1336 * real.h (c4x_single_format, c4x_extended_format): Remove.
1337 * doc/extend.texi (interrupt, naked): Remove mention of attributes
1339 (Pragmas): Remove comment about c4x pragmas.
1340 * doc/install.texi (c4x): Remove target-specific instructions.
1341 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1342 * doc/md.texi (Machine Constraints): Remove C4x documentation.
1343 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1344 refer to C4x source files as examples.
1345 (C4X_FLOAT_FORMAT): Remove documentation.
1347 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
1349 * config/bfin/bfin.c (override_options): Reorder tests so that
1350 flag_pic gets enabled for -msep-data.
1352 2008-01-25 Richard Guenther <rguenther@suse.de>
1355 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1356 to its bitfield precision if required.
1358 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1361 * tree-nested.c (walk_omp_for): New function.
1362 (convert_nonlocal_reference, convert_local_reference): Call
1363 walk_omp_for on OMP_FOR.
1364 (convert_call_expr): Call walk_body on OMP_FOR's
1365 OMP_FOR_PRE_INIT_BODY.
1367 2008-01-25 Richard Guenther <rguenther@suse.de>
1369 PR tree-optimization/34966
1370 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1371 default defs and PHI_NODEs we have to insert after the
1374 2008-01-24 Nick Clifton <nickc@redhat.com>
1376 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1377 Provide a default definition.
1378 (LIBGCC2_UNITS_PER_WORD): Likewise.
1380 * config/stormy16/stormy16.c: Include df.h for the prototype
1381 for df_regs_ever_live_p.
1382 (xstormy16_expand_builtin_va_start): Convert the stack offset
1383 into a component_ref and then use POINTER_PLUS_EXPR to add it
1384 to the incoming_virtual_args_rtx.
1385 (xstormy16_gimplify_va_arg_expr): Rename to
1386 xstormy16_gimplify_va_arg_expr.
1387 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1388 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1389 xstormy16_gimplify_va_arg_expr.
1390 Fix up some formatting issues.
1392 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1393 Move to predicates.md.
1394 (xs_hi_general_operand): Likewise.
1395 (xs_hi_nonmemory_operand): Likewise.
1396 * config/stormy16/predicates.md:
1397 (xstormy16_carry_plus_operand): New predicate.
1398 (xs_hi_general_operand): New predicate.
1399 (xs_hi_nonmemory_operand): New predicate.
1400 * config/stormy16/stormy16-protos.h:
1401 (xstormy16_carry_plus_operand): Delete prototype.
1402 (xs_hi_general_operand): Likewise.
1403 (xs_hi_nonmemory_operand): Likewise.
1405 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1406 modifiers as they are no longer needed and they can trigger
1407 reload spill failures.
1409 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1410 with a match_operand in order to help reload.
1412 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1413 constraint with 'e' for the 8th alternative as this version of
1414 the mov.w instruction only accepts the lower 8 registers.
1416 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
1419 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1420 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1423 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1426 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1428 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1430 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1432 (remove_structure): Update allocations list before removing structure.
1434 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1436 * ipa-struct-reorg.c (is_safe_cond_expr,
1437 create_new_stmts_for_cond_expr): Use integer_zerop function,
1438 that recognize not only zero-pointer, but zero-integer too.
1440 2008-01-25 Ben Elliston <bje@au.ibm.com>
1443 * fixproto: Escape "." in sed expression that strips leading "./".
1445 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
1448 * gcc.c (SWITCH_OK): Removed.
1449 (SWITCH_LIVE): Changed to bit.
1450 (SWITCH_FALSE): Likewise.
1451 (SWITCH_IGNORE): Likewise.
1452 (switchstr): Change live_cond to unsigned int.
1453 (process_command): Replace SWITCH_OK with 0.
1454 (do_self_spec): Likewise.
1455 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1456 (give_switch): Likewise.
1457 (used_arg): Likewise.
1458 (do_spec_1): Set the SWITCH_IGNORE bit.
1459 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1460 bits. Set the SWITCH_LIVE bit.
1462 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1464 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1466 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
1468 PR tree-optimization/34472
1469 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1470 parameter to a "bool *" and set *DATA to false if there is
1471 an unsafe access. Do not delete the structure here.
1472 (check_cond_exprs): Delete it here instead.
1473 (check_cond_exprs, exclude_cold_structs): Do not increase
1474 I when removing a structure.
1476 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
1479 * config/i386/i386.c (ix86_expand_vector_init): Consider only
1480 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1482 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
1485 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1486 a fixed vector for stack.
1488 2008-01-24 Ben Elliston <bje@au.ibm.com>
1491 * doc/gcc.texi (Software development): Add a direntry for g++.
1493 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
1495 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1496 stale and straggling -fforce-addr comments above.
1498 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1500 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1501 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1503 2008-01-23 Michael Matz <matz@suse.de>
1506 * dwarf2out.c (force_type_die): Use modified_type_die instead of
1509 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
1511 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1514 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1516 * config/avr/avr.c (avr_current_arch): New variable.
1517 (avr_arch_types): Add 'avr31' and 'avr51' entries.
1518 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1519 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1520 (avr_override_options): Init 'avr_current_arch'.
1521 (base_arch_s): Move from here...
1522 * config/avr/avr.h (base_arch_s): ... here. Add new members
1523 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1524 'mega' to 'have_jmp_call'.
1525 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1526 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
1528 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1530 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1531 MULTILIB_MATCHES): (Ditto.).
1533 2008-01-23 Richard Guenther <rguenther@suse.de>
1536 * cgraphunit.c (cgraph_reset_node): Always mark the node
1537 not reachable if it is not queued already.
1539 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
1541 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1542 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1543 (cputype_selected): New static variable.
1544 (bfin_handle_option): Set it if -mcpu is used.
1545 (override_option): Select default set of workarounds if no cpu type
1546 selected on the command line.
1547 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1549 From Michael Frysinger <michael.frysinger@analog.com>
1550 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1551 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1553 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1554 for bf547, bf523, bf524, and bf526.
1555 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1557 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1558 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1559 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1560 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1561 * doc/invoke.texi (Blackfin Options): Document that
1562 -mcpu now accept bf547, bf523, bf524, and bf526.
1564 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1566 PR rtl-optimization/34628
1567 * combine.c (try_combine): Stop and undo after the first combination
1568 if an autoincrement side-effect on the first insn has effectively
1571 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1574 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1575 Offset addresses are not valid for Altivec or paired float modes.
1577 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1580 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1581 if DECL_INITIAL (decl) is error_mark_node.
1584 * c-common.c (handle_vector_size_attribute): Only allow
1585 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1586 the same way as pointer, array etc. types.
1587 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1590 * tree.c (build_type_attribute_qual_variant): Call
1591 build_qualified_type if attributes are equal, but quals are not.
1593 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1596 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1597 * flags.h (warn_strict_aliasing): Remove.
1598 (warn_strict_overflow): Remove.
1599 * opts.c (warn_strict_aliasing): Remove.
1600 (warn_strict_overflow): Remove.
1601 * c-opts.c (c_common_handle_option): -Wall only sets
1602 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1603 (c_common_post_options): Give default values to -Wstrict-aliasing
1604 and -Wstrict-overflow if they are uninitialized.
1605 * common.opt (Wstrict-aliasing): Specify Var and Init.
1606 (Wstrict-overflow): Likewise.
1608 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1610 PR rtl-optimization/26854
1611 PR rtl-optimization/34400
1612 PR rtl-optimization/34884
1613 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1615 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1616 (df_rd_bb_info.expanded_lr_out): Deleted
1617 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1618 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1619 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1620 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1621 Removed code to allocate, initialize or free expanded_lr_out.
1622 (df_rd_bb_local_compute_process_def): Restructured to make more
1624 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1625 sets if the sets are being trimmed.
1627 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1630 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1631 (as_vers): Likewise.
1632 * configure: Regenerated.
1634 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1637 * tree-pass.h (pass_build_alias): New pass.
1638 * tree-ssa-alias.c (gate_build_alias): New.
1639 (pass_build_alias): New.
1640 * passes.c (init_optimization_passes): Add pass_build_alias after
1641 pass_create_structure_vars.
1643 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1645 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1646 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1647 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1648 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1649 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1650 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1651 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1652 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1653 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1654 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1655 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1656 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1657 * config/s390/s390.md (FP_ALL): New mode iterator.
1658 (_d): New mode attribute.
1659 ("*signbit<mode>2>"): Changed mode of first operand.
1660 ("isinf<mode>2"): Changed mode of first operand.
1661 ("*TDC_insn"): Adaptation for DFP modes.
1663 2008-01-22 Ben Elliston <bje@au.ibm.com>
1665 * tree.c (check_qualified_type): Improve function description.
1667 2008-01-21 Jason Merrill <jason@redhat.com>
1670 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1671 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1674 2008-01-21 DJ Delorie <dj@redhat.com>
1676 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1679 2008-01-21 Richard Guenther <rguenther@suse.de>
1682 * tree-cfg.c (verify_expr): Allow all invariant expressions
1683 instead of just constant class ones as reference argument.
1684 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1685 like any other constant.
1686 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1688 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1690 * regmove.c (fixup_match_1): Update call crossed frequencies.
1692 2008-01-21 Richard Guenther <rguenther@suse.de>
1695 * tree-inline.c (setup_one_parameter): Deal with mismatched
1696 types using a VIEW_CONVERT_EXPR.
1698 2008-01-21 Alon Dayan <alond@il.ibm.com>
1699 Olga Golovanevsky <olga@il.ibm.com>
1701 PR tree-optimization/34701
1702 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1703 when the structure size is not a power of 2.
1705 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1707 * doc/install.texi: Add doc for --enable-checking=df.
1709 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1711 PR rtl-optimization/34808
1712 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1714 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1716 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1719 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1721 PR rtl-optimization/26854
1722 PR rtl-optimization/34400
1723 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1725 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1726 (df_rd_bb_info.expanded_lr_out): New.
1727 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1728 * loop_iv.c (iv_analysis_loop_init): Ditto.
1729 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1730 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1731 Added code to allocate, initialize or free expanded_lr_out.
1732 (df_rd_bb_local_compute_process_def): Restructured to make
1733 more understandable.
1734 (df_rd_confluence_n): Add code to do nothing with fake edges and
1735 code to no apply invalidate_by_call sets if the sets are being trimmed.
1736 (df_lr_local_finalize): Renamed to df_lr_finalize.
1737 (df_live_local_finalize): Renamed to df_live_finalize.
1739 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1742 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1743 deciding whether to use reciprocal instructions.
1745 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1747 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1748 dwarf2out_note_section_used if cold_text_section is NULL.
1750 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1752 PR gcov-profile/34610
1753 * tree-cfg.c (make_edges): Mark both outgoing edges from
1754 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1755 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1756 from OMP_FOR and OMP_CONTINUE outgoing edges.
1758 * tree-profile.c (tree_profiling): Return early if
1759 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1761 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1762 from cfun to child_cfun.
1763 * function.h (struct function): Add after_tree_profile bit.
1765 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1767 * config/avr/avr.S (_exit): Disable interrupt.
1769 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1770 Steven Bosscher <stevenb.gcc@gmail.com>
1772 PR rtl-optimization/26854
1773 PR rtl-optimization/34400
1774 * df-problems.c (df_live_scratch): New scratch bitmap.
1775 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1776 (df_live_reset): Clear the proper bitmaps.
1777 (df_live_bb_local_compute): Only process the artificial defs once
1778 since the order is not important.
1779 (df_live_init): Init the df_live sets only with the variables
1780 found live by df_lr.
1781 (df_live_transfer_function): Use the df_lr sets to prune the
1782 df_live sets as they are being computed.
1783 (df_live_free): Free df_live_scratch.
1785 2008-01-18 Ian Lance Taylor <iant@google.com>
1787 * common.opt: Add fmerge-debug-strings.
1788 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1789 flag_merge_debug_strings rather than flag_merge_constants.
1790 * doc/invoke.texi (Option Summary): Mention
1791 -fmerge-debug-strings.
1792 (Debugging Options): Document -fmerge-debug-strings.
1794 2008-01-18 Ian Lance Taylor <iant@google.com>
1797 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1798 (struct tree_function_decl): Add new field operator_new_flag.
1799 * tree-inline.c (expand_call_inline): When inlining a call to
1800 operator new, force the return value to go into a variable, and
1801 set DECL_NO_TBAA_P on that variable.
1802 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1804 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1807 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1808 DWARF2_DEBUGGING_INFO.
1809 (dwarf2out_note_section_used): Ditto. Add prototype.
1810 (have_multiple_function_sections, text_section_used,
1811 cold_text_section_used, *cold_text_sections): Move declarations
1814 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1816 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1817 field and add signal_ra.
1818 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1819 assignments to frame state pc. Move end of stack check after
1820 MD_FALLBACK_FRAME_STATE_FOR.
1821 (uw_update_context_1): Use frame state signal_regs if set, instead
1822 of checking signal_frame flag.
1823 (uw_update_context): Use frame state signal_ra if set.
1824 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1825 * config/xtensa/linux-unwind.h: New file.
1827 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1829 * modulo-sched.c (get_sched_window): Fix comment typo.
1831 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1833 PR tree-optimization/34648
1834 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1836 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1838 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1839 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1841 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1843 PR rtl-optimization/34400
1844 * df-core.c (df_worklist_dataflow_overeager,
1845 df_worklist_dataflow_doublequeue): New functions.
1846 (df_worklist_dataflow): Two different worklist solvers.
1847 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1850 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1853 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1854 and ftree-parallelize-loops.
1856 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1858 PR rtl-optimization/34826
1859 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1861 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1863 * global.c (find_reg): Mark the eh regs as used if necessary.
1864 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1865 * ra.h (struct allocno): no_eh_reg field added. Changed
1866 no_stack_reg type to bitfield.
1868 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1870 * tree.c (substitute_in_expr): Add missing 'break'.
1872 2008-01-17 Richard Guenther <rguenther@suse.de>
1874 PR tree-optimization/34825
1875 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1876 x / x as division to handle.
1878 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1880 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1881 "-pthread" is specified.
1882 * pa-hpux11.h (LIB_SPEC): Likewise.
1884 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1885 Peter Bergner <bergner@vnet.ibm.com>
1887 PR rtl-optimization/33796
1888 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1890 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1892 PR libgfortran/34699
1893 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1895 * pa-hpux10.h (LINK_SPEC): Likewise.
1896 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1898 2008-01-16 Richard Guenther <rguenther@suse.de>
1901 * fold-const.c (fold_convert_const_int_from_int): Do not
1902 set overflow if that occured only because of a sign extension
1903 change when converting from/to a sizetype with the same
1904 precision and signedness.
1906 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1909 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1910 location address to the correct place. Update copyright year.
1912 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1914 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1915 no dependences in the dependence_relations vector.
1917 2008-01-16 Jan Hubicka <jh@suse.cz>
1919 PR rtl-optimization/31396
1920 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1921 * cfg.c (dump_reg_info): Print it.
1922 * regs.h (struct reg_info_t): add freq_calls_crossed.
1923 (REG_FREQ_CALLS_CROSSED): New macro.
1924 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1925 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1926 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1927 regmove_optimize): Update call crossed frequencies.
1928 * local-alloc.c (struct qty): Add freq_calls_crossed.
1929 (alloc_qty): Copute freq_calls_crossed.
1930 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1931 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1932 * ra.h (struct allocno): Add freq_calls_crossed.
1934 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1936 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1937 libgomp when compiling with ftree-parallelize-loops.
1938 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1940 2008-01-16 Richard Guenther <rguenther@suse.de>
1942 PR tree-optimization/34769
1943 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1944 * tree.c (int_cst_value): Instead make this function more
1945 permissive in what it accepts as valid input. Document this
1946 function always sign-extends the value.
1948 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1949 Richard Guenther <rguenther@suse.de>
1952 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1953 (gimple_fold_indirect_ref_rhs): ... this.
1954 (gimple_fold_indirect_ref): New function with foldings
1955 that preserve lvalueness.
1956 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1957 * tree-flow.h (gimple_fold_indirect_ref): Declare.
1958 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1959 to fold an INDIRECT_REF, fall back to the old use of
1960 fold_indirect_ref_1.
1962 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1964 * tree-data-ref.c (subscript_dependence_tester_1): Call
1965 free_conflict_function.
1966 (compute_self_dependence): Same.
1968 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1971 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1972 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
1974 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1975 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1976 for DWARF2_UNWIND_INFO targets.
1978 2008-01-16 Richard Guenther <rguenther@suse.de>
1981 * c-typeck.c (common_pointer_type): Do not merge inconsistent
1982 type qualifiers for function types.
1984 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1986 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1987 loop_iterator li from previous commit.
1989 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
1991 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1993 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1995 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1996 (parallelize_loops): Don't parallelize irreducible components.
1998 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2001 * c-opts (c_common_post_options): Do not enable CPP
2002 flag_pedantic_errors by default.
2004 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
2006 PR rtl-optimization/31944
2007 * cse.c (remove_pseudo_from_table): New function.
2008 (merge_equiv_classes): Use above function to remove pseudo-registers.
2009 (invalidate): Likewise.
2011 2008-01-13 Richard Guenther <rguenther@suse.de>
2014 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2015 instead of TYPE_MODE to deal with calls from expand_one_error_var.
2017 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
2019 * gcse.c (cprop_jump): Call validate_unshare_change instead of
2020 validate_change to unshare the source of the PC set.
2022 2008-01-12 Jan Hubicka <jh@suse.cz>
2025 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2026 references above array bounds. This might trigger bounds checks for
2029 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2031 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2032 new_replaceable_dependencies.
2034 2008-01-12 Doug Kwan <dougkwan@google.com>
2036 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2037 instead of OPT_Wreturn_type in warning due to ignored return type
2039 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2040 options included in -Wextra.
2041 * c.opt: New option -Wignored_qualifiers.
2042 * doc/invoke.texi (Warning Options, -Wextra): Add new option
2043 -Wignore_qualifiers.
2044 (-Wignored-qualifiers): Document.
2045 (-Wreturn-type): Remove description of functionality now handled
2046 by -Wignored-qualifiers.
2048 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
2051 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2052 NOP_EXPR if it is between integral types with the same precision.
2054 2008-01-12 Jan Hubicka <jh@suse.cz>
2057 * invoke.texi (max-inline-recursive-depth): Fix default value.
2059 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
2061 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2064 2008-01-11 Bob Wilson <bob.wilson@acm.org>
2066 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2068 2008-01-11 James E. Wilson <wilson@specifix.com>
2071 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2073 2008-01-11 Anatoly Sokolov <aesok@post.ru>
2075 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2076 save/restore frame pointer register and don't use 'call-prologues'
2077 optimization in function with "OS_task" attribute.
2079 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2082 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2083 when copying to memory.
2085 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2087 PR rtl-optimization/30905
2088 * cfgcleanup.c: Include dce.h
2089 (crossjumps_occured): New global variable.
2090 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2091 If something changed, set crossjumps_occured to true.
2092 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2093 Don't add/remove fake edges to exit here...
2094 (cleanup_cfg): ...but do it here, when crossjumping.
2095 Run a fast DCE when successful crossjumps occured in the latest
2096 iteration of try_optimize_cfg.
2098 2008-01-11 Richard Guenther <rguenther@suse.de>
2100 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2101 (struct vn_unary_op_s): Likewise.
2102 (vn_reference_insert): Free old reference on hash collision.
2104 2008-01-10 Raksit Ashok <raksit@google.com>
2106 PR rtl-optimization/27971
2107 * combine.c (find_split_point): Split PLUS expressions which are
2108 inside a MEM rtx, and whose first operand is complex.
2110 2008-01-10 DJ Delorie <dj@redhat.com>
2112 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2113 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2114 (m32c_hard_regno_ok): Call the underlying function.
2116 2008-01-10 Richard Guenther <rguenther@suse.de>
2119 * tree-cfg.c (tree_merge_blocks): Do not go through the
2120 full-blown folding and stmt updating path if we just deal
2121 with virtual operands.
2122 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2123 test for abnormal SSA_NAMEs.
2125 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2128 * reload.c (push_reload): Add assertions. All constants from
2129 reg_equiv_constant should have been used for replacing the respective
2131 (find_reloads_address): Invoke find_reloads_address_part for
2132 constant taken from the reg_equiv_constant array.
2134 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2136 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2137 field (valnum) the first in the struct. Replace bools with
2140 2008-01-10 Richard Guenther <rguenther@suse.de>
2142 PR tree-optimization/34651
2143 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2144 types and ordering for masking and converting.
2146 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2148 PR tree-optimization/34017
2149 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2150 also for PHI_NODE expressions.
2152 2008-01-09 Jan Hubicka <jh@suse.cz>
2154 PR tree-optimization/34708
2155 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2156 based on number of case labels.
2157 (init_inline_once): Remove switch_cost.
2158 * tree-inline.h (eni_weights_d): Remove switch_cost.
2160 2008-01-09 Richard Guenther <rguenther@suse.de>
2161 Andrew Pinski <andrew_pinski@playstation.sony.com>
2164 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2165 temporary if an rvalue is ok or an lvalue is not required.
2167 2008-01-09 Richard Guenther <rguenther@suse.de>
2170 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2173 2008-01-09 Richard Guenther <rguenther@suse.de>
2176 * tree.c (host_integerp): Check for sizetype only if the
2177 type is an integer type.
2179 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2182 * opts.c (decode_options): Disable inlining of functions called
2183 once if not in unit-at-a-time mode.
2185 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2187 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2189 2008-01-08 Richard Guenther <rguenther@suse.de>
2192 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2193 out early if the result will be unused.
2195 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2200 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2201 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2204 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2206 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2207 for vectorization tuned.
2209 2008-01-08 Richard Guenther <rguenther@suse.de>
2211 PR tree-optimization/34683
2212 * tree-ssa-operands.c (operand_build_cmp): Export.
2213 * tree-ssa-operands.h (operand_build_cmp): Declare.
2214 * tree-vn.c (vuses_compare): Remove.
2215 (sort_vuses): Use operand_build_cmp.
2216 (sort_vuses_heap): Likewise.
2217 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2218 to re-use old VEC if available. Do not sort already sorted VUSEs.
2219 (vdefs_to_vec): Do not sort already sorted VDEFs.
2221 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2224 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2226 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2229 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2230 limitations of reciprocal sequences on x86 targets.
2232 2008-01-08 Richard Guenther <rguenther@suse.de>
2234 PR tree-optimization/34683
2235 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2237 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2240 * config/darwin.c (darwin_mergeable_string_section): Don't use
2241 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2243 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2246 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2247 negxf2. Macroize expander using X87MODEF mode iterator. Change
2248 predicates of op0 and op1 to register_operand.
2249 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2250 expander using X87MODEF mode iterator. Change predicates of
2251 op0 and op1 to register_operand.
2252 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2253 corresponding patterns and macroize using MODEF macro. Change
2254 predicates of op0 and op1 to register_operand and remove
2255 "m" constraint. Disparage "r" alternative with "!".
2256 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2257 macroize using X87MODEF macro. Change predicates of op0 and op1
2258 to register_operand and remove "m" constraint. Disparage "r"
2259 alternative with "!".
2260 (absneg splitter with memory operands): Remove.
2261 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2262 patterns and macroize using X87MODEF mode iterator.
2263 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2264 Change predicate of op1 to register_operand.
2265 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2266 for memory operands.
2268 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2270 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2272 2008-01-07 Richard Guenther <rguenther@suse.de>
2274 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2277 2008-01-07 Richard Guenther <rguenther@suse.de>
2279 PR tree-optimization/34683
2280 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2281 VOPs of the needed size to save memory. Use VEC_quick_push
2282 to save compile-time.
2283 (vdefs_to_vec): Likewise.
2285 2008-01-07 Sa Liu <saliu@de.ibm.com>
2287 * config/spu/spu.md (divdf3): Genetate inline code for double
2288 division. The implementation doesn't handle INF or NAN, therefore it
2289 only applies when -ffinite-math-only is given.
2291 2008-01-06 Paolo Carlini <pcarlini@suse.de>
2294 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2295 * doc/cpp.texi ([Common Predefined Macros]): Document.
2297 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
2299 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2300 order to use commutative addition instead of subtraction.
2302 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2303 Mircea Namolaru <namolaru@il.ibm.com>
2304 Vladimir Yanovsky <yanov@il.ibm.com>
2305 Revital Eres <eres@il.ibm.com>
2307 PR tree-optimization/34263
2308 * tree-outof-ssa.c (process_single_block_loop_latch,
2309 contains_tree_r): New functions.
2310 (analyze_edges_for_bb): Call process_single_block_loop_latch
2311 function to empty single-basic-block latch block if possible.
2313 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2315 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2317 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2319 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2321 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2323 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2325 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2327 2008-01-05 Jakub Jelinek <jakub@redhat.com>
2329 PR tree-optimization/34618
2330 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2333 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2336 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2337 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
2338 Update copyright year.
2340 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2341 Update copyright year.
2342 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2345 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
2347 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2348 edge does not point to current bb before changing need_assert.
2350 2008-01-04 Richard Guenther <rguenther@suse.de>
2353 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2354 for verifying purposes if they are is_gimple_min_invariant.
2356 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
2358 PR tree-optimization/34448
2359 PR tree-optimization/34465
2360 * gimplify.c (gimplify_init_constructor): Add new parameter
2361 notify_temp_creation. Use it.
2362 (gimplify_modify_expr_rhs): Take volatiles into account when
2363 optimizing constructors.
2364 Do not optimize constructors if gimplify_init_constructor will dump to
2366 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2367 * gcc.c-torture/compile/pr34448.c: New.
2369 2008-01-04 Jakub Jelinek <jakub@redhat.com>
2371 PR gcov-profile/34609
2372 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2373 return_slot if result is TREE_ADDRESSABLE.
2375 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
2377 * config/mips/mips.md (sqrt_condition): Tweak comment.
2378 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2380 2008-01-03 Tom Tromey <tromey@redhat.com>
2383 * c-common.c (c_type_hash): Handle VLAs.
2385 2008-01-03 Jan Hubicka <jh@suse.cz>
2387 PR tree-optimization/31081
2388 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2389 0 when inlining and not inlining to first basic block.
2390 (remap_decl): When var is initialized to 0, don't set default_def.
2391 (expand_call_inline): Set entry_bb.
2392 * tree-inline.h (copy_body_data): Add entry_bb.
2394 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2397 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2400 PR tree-optimization/29484
2401 * tree-inline.c (inline_forbidden_p_2): New function.
2402 (inline_forbidden_p): Disallow inlining if some static var
2403 has an address of a local LABEL_DECL in its initializer.
2404 * doc/extend.texi (Labels as Values): Document &&foo behaviour
2407 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
2409 PR tree-optimization/34635
2410 * tree-data-ref.c (add_other_self_distances): Make sure that the
2411 evolution step is constant.
2413 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2416 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2418 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
2420 * tree-sra.c (scalarize_init): Insert the generate_element_init
2421 statements after the generate_element_zero statements.
2423 2008-01-02 Richard Guenther <rguenther@suse.de>
2427 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2428 for very large number of operands instead of ICEing.
2430 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
2433 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2434 while stack probing.
2436 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
2438 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2441 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
2444 * tree-mudflap.c (mx_register_decls): Guard warning by
2445 !DECL_ARTIFICIAL check.
2447 2008-01-01 Jakub Jelinek <jakub@redhat.com>
2449 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2450 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2451 sse5_perm<mode>): Fix constraints.