1 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
6 prevent reload from using MMX registers.
7 (*mov<mode>_internal): Ditto.
8 (*movv2sf_internal_rex64): Ditto.
9 (*movv2sf_internal): Ditto.
11 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13 PR documentation/31569
14 * doc/install.texi2html: Use makeinfo --no-number-sections.
16 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19 ensure that we can address an entire entity > 8 bytes. Don't
20 generate reg+reg addressing for such data.
22 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25 strings when optimizing for size, unless the target cares about
28 2008-02-22 Tom Tromey <tromey@redhat.com>
30 * regclass.c (current_pass): Remove declaration.
32 2008-02-22 Anatoly Sokolov <aesok@post.ru>
34 * config/avr/libgcc.S (__RAMPZ__): Define.
35 (__do_copy_data): Add for devices with 128KB code memory.
37 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
39 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
41 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
43 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
45 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
48 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
51 * c-typeck.c (build_binary_op): Warn about floating point
52 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
54 2008-02-21 Janis Johnson <janis187@us.ibm.com>
57 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
58 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
60 (rs6000_override_options): Set altivec_abi as default, not override,
61 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
62 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
63 is used; use new member spe_abi.
64 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
65 spe_abi and altivec_abi.
67 2008-02-22 Tomas Bily <tbily@suse.cz>
69 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
71 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
74 * config.build (build_file_translate): Set to `CMD //c' only if
76 * Makefile.in (build_file_translate): Improve comment.
78 2008-02-21 Jan Hubicka <jh@suse.cz>
80 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
81 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
82 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
84 2008-02-21 Michael Matz <matz@suse.de>
87 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
89 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
91 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
92 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
94 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
95 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
96 SSE_VEC_FLOAT_MODE_P as insn constraint.
97 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
98 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
99 sse4a_movntdf using MODEF mode iterator.
100 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
101 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
102 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
103 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
104 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
105 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
106 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
108 2008-02-21 Richard Guenther <rguenther@suse.de>
110 * tree.def (PAREN_EXPR): New tree code.
111 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
113 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
114 * expr.c (expand_expr_real_1): Likewise.
115 * tree-inline.c (estimate_num_insns_1): Likewise.
116 * tree-complex.c (expand_complex_move): Likewise.
117 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
120 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
123 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
125 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
128 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
130 * config/sh/sh.c (find_barrier): Don't go past
131 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
133 2008-02-20 DJ Delorie <dj@redhat.com>
135 * config/h8300/h8300.md (insv): Force source operand to be a register.
137 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
138 as a jump, not as a plain insn.
140 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
142 * doc/invoke.texi (Warning Options): Add new option
143 -Wframe-larger-than=.
144 (-Wframe-larger-than): Document.
146 * flags.h (warn_frame_larger_than, frame_larger_than_size):
147 Add declarations for new option variables.
149 * final.c (final_start_function): Check the frame size
150 before emission and issue a Wframe-larger-than warning.
152 * opts.c (warn_frame_larger_than, frame_larger_than_size):
153 Add definitions for new option variables.
154 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
156 * common.opt (Wframe-larger-than=): New option.
158 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
160 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
161 (<sse>_div<mode>3): Ditto.
162 (<sse>_vmdiv<mode>3): Ditto.
163 (<sse>_vmsqrt<mode>2): Ditto.
164 (*smax<mode>3): Ditto.
165 (sse5_frcz<mode>2): Ditto.
166 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
169 2008-02-20 Richard Guenther <rguenther@suse.de>
172 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
173 be happy with INTEGRAL_TYPE_P.
175 2008-02-20 Richard Guenther <rguenther@suse.de>
177 * fold-const.c (split_tree): Associate floatig-point expressions
178 if flag_associative_math is set.
180 2008-02-20 Richard Guenther <rguenther@suse.de>
182 * tree.h (fold_real_zero_addition_p): Declare.
183 * fold-const.c (fold_real_zero_addition_p): Export.
184 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
185 floating-point operations with zero and one.
187 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
189 * doc/install.texi: Correct references to CFLAGS, replacing them
190 with BOOT_CFLAGS. Document flags used during bootstrap for
193 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
195 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
196 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
197 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
199 (smin<mode>3): Ditto from similar patterns.
200 (smax<mode>3): Ditto.
201 (*ieee_smin<mode>3): Ditto.
202 (*ieee_smax<mode>3): Ditto.
203 * config/i386/sse.md (sse): New mode attribute.
204 (mov<mode>): Macroize expander from movv4sf and movv2df using
205 SSEMODEF2P mode iterator.
206 (<sse>_movnt<mode>): Ditto from similar patterns. Use
207 SSE_VEC_FLOAT_MODE_P as insn constraint.
208 (storent<mode>): Ditto.
209 (storent<mode>): Macroize expander from storentsf and storentdf using
211 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
212 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
213 (abs<mode>2): Ditto from similar patterns.
214 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
215 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
216 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
217 (<sse>_vmsqrt<mode>2): Ditto.
218 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
219 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
220 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
221 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
222 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
223 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
224 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
226 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
227 iterator and SSE_FLOAT_MODE_P as insn constraint.
228 (<sse>_ucomi): Ditto from similar patterns.
229 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
230 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
231 SSE_VEC_FLOAT_MODE_P as insn constraint.
232 (vcond<mode>): Ditto from similar patterns.
233 (and<mode>3, *and<mode>3): Ditto.
234 (<sse>_nand<mode>3): Ditto.
235 (ior<mode>3, *ior<mode>3): Ditto.
236 (xor<mode>3, *xor<mode>3): Ditto.
237 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
238 iterator and SSE_FLOAT_MODE_P as insn constraint.
239 (*nand<mode>3): Ditto from similar patterns.
240 (*ior<mode>3): Ditto.
241 (*xor<mode>3): Ditto.
243 2008-02-20 Ira Rosen <irar@il.ibm.com>
245 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
246 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
247 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
249 2008-02-19 Jan Hubicka <jh@suse.cz>
251 * predict.c (tree_bb_level_predictions): Remove variable next
252 mistakely introduced by previous commit.
254 2008-02-19 Jan Hubicka <jh@suse.cz>
256 * predict.c (predict_paths_leading_to): Rewrite.
257 (predict_paths_for_bb): New.
258 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
260 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
263 * Makefile.in (build_file_translate): New.
264 (gcc-vers.texi): Use it for translating $(abs_srcdir).
265 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
266 * configure.ac (build_file_translate): Substitute it.
267 * configure: Regenerate.
269 2008-02-19 Jan Hubicka <jh@suse.cz>
271 PR rtl-optimization/34408
272 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
275 2008-02-19 Jan Hubicka <jh@suse.cz>
278 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
281 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
284 * config/i386/i386-modes.def: Revert the last DI alignment
285 change until Ada people can look into it.
287 2008-02-19 Nick Clifton <nickc@redhat.com>
289 * opts.c (print_specific_help): Fix typo in --help text.
291 2008-02-19 Jakub Jelinek <jakub@redhat.com>
294 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
295 32-bit inline asm without asm alternatives for host GCC < 3.0.
297 2008-02-19 Richard Guenther <rguenther@suse.de>
299 PR tree-optimization/34989
300 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
301 Allow propagation to INDIRECT_REF if we can simplify only.
303 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
305 * c-common.c (warn_for_collisions_1): Use appropriate option when
308 2008-02-19 Nick Clifton <nickc@redhat.com>
311 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
312 (handle_options): Fix indentation.
313 (print_filtered_help): If no language-specific options were
314 displayed tell the user how to list all the options supported by
315 the language's front-end.
316 (print_specific_help): Fix indentation and remove duplicate line.
317 (common_handle_option): Handle the -v option.
318 For --help enable the display of undocumented options if the -v
319 switch has been included on the command line.
320 For --help= check for overlaps in the arguments between the option
321 classes and the language names and issue a warning when they
322 cannot be disambiguated.
323 * c.opt (v): Pass on to the common option handler.
325 2008-02-19 Revital Eres <eres@il.ibm.com>
327 * modulo-sched.c (sms_schedule): Change dump message when
328 create_ddg function fails.
329 (try_scheduling_node_in_cycle): Rename row to cycle.
330 (print_partial_schedule): Rename CYCLE to ROW.
332 2008-02-19 Christian Bruel <christian.bruel@st.com>
333 Zdenek Dvorak <ook@ucw.cz>
335 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
337 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
340 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
341 (*x86_movdicc_0_m1_se): Ditto.
343 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
345 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
346 (CMPtype): Define as __gcc_CMPtype.
347 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
348 (CMPtype): Define as __gcc_CMPtype.
350 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
352 Support valgrind 3.3 for --enable-checking=valgrind.
353 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
355 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
356 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
357 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
358 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
359 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
360 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
361 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
363 * ggc-zone.c: Similar.
364 * ggc-page.c: Similar.
366 2008-02-19 Paul Brook <paul@codesourcery.com>
369 * config/arm/ieee754-df.S: Fix do_it typo.
370 * config/arm/ieee754-sf.S: Fix do_it typo.
372 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
375 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
376 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
377 (OPTION_MASK_ISA_SSE_SET): Likewise.
378 (OPTION_MASK_ISA_SSE2_SET): Likewise.
379 (OPTION_MASK_ISA_SSE3_SET): Likewise.
380 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
381 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
382 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
383 (OPTION_MASK_ISA_SSE4_SET): Likewise.
384 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
385 (OPTION_MASK_ISA_SSE5_SET): Likewise.
386 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
387 (OPTION_MASK_ISA_MMX_UNSET): Updated.
388 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
389 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
390 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
391 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
392 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
393 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
394 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
395 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
396 (OPTION_MASK_ISA_SSE4): Removed.
397 (ix86_handle_option): Turn on bits in ix86_isa_flags and
398 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
400 (override_options): Don't turn on implied SSE/MMX bits in
403 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
405 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
408 2008-02-18 Joey Ye <joey.ye@intel.com>
411 * tree-nested.c (insert_field_into_struct): Set type alignment
412 to field alignment if the former is less than the latter.
414 2008-02-18 Jakub Jelinek <jakub@redhat.com>
416 * BASE-VER: Set to 4.4.0.
418 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
420 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
421 * doc/cfg.texi: Likewise.
422 * doc/extend.texi: Likewise.
423 * doc/gty.texi: Likewise.
424 * doc/invoke.texi: Likewise.
425 * doc/loop.texi: Likewise.
426 * doc/md.texi: Likewise.
427 * doc/passes.texi: Likewise.
428 * doc/rtl.texi: Likewise.
429 * doc/sourcebuild.texi: Likewise.
430 * doc/tm.texi: Likewise.
431 * doc/tree-ssa.texi: Likewise.
433 2008-02-17 Richard Guenther <rguenther@suse.de>
436 * tree-complex.c (init_parameter_lattice_values): Handle parameters
437 without default definition.
439 2008-02-17 Richard Guenther <rguenther@suse.de>
441 PR tree-optimization/35231
442 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
445 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
449 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
450 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
451 libgcc_cmp_return mode.
453 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
456 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
458 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
460 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
463 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
465 * doc/c-tree.texi: Use `@.' where appropriate.
466 * doc/extend.texi: Likewise.
467 * doc/install.texi: Likewise.
468 * doc/invoke.texi: Likewise.
469 * doc/loop.texi: Likewise.
470 * doc/makefile.texi: Likewise.
471 * doc/md.texi: Likewise.
472 * doc/passes.texi: Likewise.
473 * doc/standards.texi: Likewise.
474 * doc/tm.texi: Likewise.
476 2008-02-15 Jakub Jelinek <jakub@redhat.com>
479 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
481 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
482 rather than in entry_bb.
484 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
486 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
487 libgcc_cmp_return mode.
489 2008-02-15 Jakub Jelinek <jakub@redhat.com>
492 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
493 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
495 2008-02-15 Richard Guenther <rguenther@suse.de>
496 Zdenek Dvorak <ook@ucw.cz>
498 PR tree-optimization/35164
499 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
500 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
501 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
502 Only propagate addresses which do not have abnormal SSA_NAMEs
505 2008-02-15 Joseph Myers <joseph@codesourcery.com>
508 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
510 2008-02-15 Jan Hubicka <jh@suse.cz>
513 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
515 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
518 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
519 when calculating alignment_pad.
521 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
523 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
524 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
525 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
526 and STACK_BOUNDARY define.
528 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
530 PR preprocessor/35061
531 * c-pragma.c (handle_pragma_pop_macro): Check that
532 pushed_macro_table has been allocated.
534 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
537 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
538 (force_gimple_operand): Likewise.
539 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
540 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
541 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
542 (find_interesting_uses_address): Check addressability and alignment
543 of the base expression only after substituting bases of IVs into it.
545 2008-02-14 Michael Matz <matz@suse.de>
548 * function.c (instantiate_virtual_regs_in_insn): Reload address
549 before falling back to reloading the whole operand.
551 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
553 * config/s390/s390.c (s390_mainpool_start): Emit the pool
554 before the first section switch note.
556 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
558 * doc/bugreport.texi: Update copyright years.
559 * doc/c-tree.texi: Likewise.
560 * doc/cfg.texi: Likewise.
561 * doc/cpp.texi: Likewise.
562 * doc/cppinternals.texi: Likewise.
563 * doc/fragments.texi: Likewise.
564 * doc/frontends.texi: Likewise.
565 * doc/gcc.texi: Likewise.
566 * doc/gty.texi: Likewise.
567 * doc/hostconfig.texi: Likewise.
568 * doc/implement-c.texi: Likewise.
569 * doc/libgcc.texi: Likewise.
570 * doc/loop.texi: Likewise.
571 * doc/makefile.texi: Likewise.
572 * doc/options.texi: Likewise.
573 * doc/passes.texi: Likewise.
574 * doc/rtl.texi: Likewise.
575 * doc/sourcebuild.texi: Likewise.
576 * doc/standards.texi: Likewise.
577 * doc/tree-ssa.texi: Likewise.
578 * doc/trouble.texi: Likewise.
580 * doc/extend.texi: Use @: or add comma where appropriate.
581 * doc/invoke.texi: Likewise.
582 * doc/tm.texi: Likewise.
584 2008-02-14 Alan Modra <amodra@bigpond.net.au>
587 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
590 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
592 * doc/md.texi (clz, ctz): Add reference.
593 * doc/rtl.texi (clz, ctz): Likewise.
595 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
598 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
601 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
603 * config/s390/s390.c (struct constant_pool): New field
604 emit_pool_after added.
605 (s390_mainpool_start): Set the emit_pool_after flag according
606 to the section switch notes.
607 (s390_mainpool_finish): Consider emit_pool_after when emitting
608 the literal pool at the end of the function.
609 (s390_chunkify_start): Force literal pool splits at section
612 2008-02-13 Michael Matz <matz@suse.de>
615 * var-tracking.c (clobber_variable_part): Correctly traverse the
618 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
621 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
622 Add -fdump-ipa-inline.
623 * tree-dump.c (dump_files): Remove tree-inlined dump.
624 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
626 2008-02-12 Richard Guenther <rguenther@suse.de>
628 PR tree-optimization/35171
629 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
632 2008-02-12 Richard Guenther <rguenther@suse.de>
635 * fold-const.c (fold_widened_comparison): Use get_unwidened in
636 value-preserving mode. Disallow final truncation.
638 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
641 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
643 (force_gimple_operand): ...here.
645 2008-02-12 Jakub Jelinek <jakub@redhat.com>
648 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
649 non-compatible pointers.
650 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
651 different FIELD_DECLs, try harder by comparing field offsets, sizes
655 * function.c (match_asm_constraints_1): Don't replace the same input
658 2008-02-12 Anatoly Sokolov <aesok@post.ru>
660 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
661 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
662 (expand_epilogue): Restore RAMPZ register.
663 * config/avr/avr.md (RAMPZ_ADDR): New constant.
665 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
667 * config/i386/cygwin.asm: (__alloca): Correct calling
668 convention and alignment.
669 (__chkstk): Force 8 byte stack alignment.
671 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
672 Richard Guenther <rguenther@suse.de>
674 PR tree-optimization/33992
675 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
676 the zero we compare against.
678 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
681 * gthr-win32.h (__gthread_mutex_destroy_function): New function
682 to CloseHandle after unlocking to prevent accumulation of handle
685 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
688 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
689 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
690 and update LABEL_NUSES during and after reload.
692 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
695 * combine.c (simplify_if_then_else): Make sure the comparison is
696 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
698 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
701 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
702 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
703 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
704 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
705 * tree.h (get_type_static_bounds): Likewise.
707 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
709 * doc/invoke.texi (Option Summary, C++ Dialect Options)
710 (Objective-C and Objective-C++ Dialect Options, Warning Options):
711 Make -Wfoo language annotations match what the compiler outputs.
713 2008-02-08 Sa Liu <saliu@de.ibm.com>
715 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
716 intrinsics spu_convts, spu_convtu, spu_convtf.
717 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
719 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
721 * doc/extend.texi (Function Attributes) <noinline>: Mention
722 asm ("") as method to keep calls.
724 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
727 * doc/options.texi (Options): Replace references to opts.sh with
729 * opts-common.c: Likewise.
730 * optc-gen.awk: Likewise.
732 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
734 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
736 2008-02-07 Richard Henderson <rth@redhat.com>
739 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
740 EXPR_LIST for the REG_EQUAL instead of a comparison with a
743 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
745 PR tree-optimization/35085
746 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
747 for operand entry oe2 in addition to operand entry oe3 in order to
748 expose more opportunities for vectorizer sum reduction.
750 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
753 * Makefile.in (LIBS): Remove $(GMPLIBS).
754 (cc1-dummy, cc1): Add $(GMPLIBS).
756 2008-02-06 Jan Hubicka <jh@suse.cz>
759 * i386.md (moddf_integer): Do not produce partial memory stalls for
760 targets where it hurts.
762 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
765 * optabs.c (expand_float): Do not check for decimal modes when
766 expanding unsigned integer through signed conversion.
768 2008-02-06 Nick Clifton <nickc@redhat.com>
770 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
771 inside the clobber with a match_operand and duplicated operand
772 number in the constraint.
773 (ineqbranchsi): Delete redundant comment.
775 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
777 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
778 builtin_define ("__USE_INIT_FINI__").
779 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
781 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
783 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
785 PR documentation/30330
786 * doc/invoke.texi (C++ Dialect Options)
787 (Objective-C and Objective-C++ Dialect Options, Warning Options):
788 For each warning option -Wfoo that allows -Wno-foo, ensure both
789 -Wfoo and -Wno-foo are listed in the option index. Fix index
790 entry of -Wswitch-default, index -Wnormalized= including the
791 `=', and -Wlarger-than-@var{len} including @var{len}.
793 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
795 * config/i386/i386.md (floatunssisf2): Use
796 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
797 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
798 Macroize expander using MODEF mode iterator.
800 2008-02-05 Diego Novillo <dnovillo@google.com>
802 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
805 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
807 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
810 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
812 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
815 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
816 to indicate if a message should be generated.
817 (init_cumulative_args): Updated.
818 (function_value_32): Likewise.
820 2008-02-05 Joseph Myers <joseph@codesourcery.com>
822 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
824 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
827 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
828 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
830 2008-02-04 Diego Novillo <dnovillo@google.com>
832 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
835 * tree-vrp.c (vrp_evaluate_conditional): With
836 -Wtype-limits, emit a warning when comparing against a
837 constant outside the natural range of OP0's type.
839 2008-02-04 Richard Guenther <rguenther@suse.de>
842 * expr.c (count_type_elements): Give for unions instead of
845 2008-02-04 Richard Guenther <rguenther@suse.de>
848 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
849 to TYPE_DOMAINs base type instead of using bitsizetype here.
851 2008-02-03 Jason Merrill <jason@redhat.com>
853 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
855 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
858 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
859 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
860 (RS/6000 and PowerPC Options): Fix typos and markup.
861 * doc/passes.texi (Tree-SSA passes): Likewise.
863 2008-02-02 Michael Matz <matz@suse.de>
866 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
867 from record_last_reg_set_info.
868 (record_last_reg_set_info): Take an RTX argument, iterate over all
869 constituent hardregs.
870 (record_last_set_info, record_opr_changes): Change calls to
871 new signature or to record_last_reg_set_info_regno.
873 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
875 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
877 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
879 PR rtl-optimization/34773
880 * reg-notes.def (EQUAL): Mention significance of combination of
881 REG_EQUAL and REG_RETVAL.
882 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
883 insn that has a REG_RETVAL.
885 2008-02-01 Roger Sayle <roger@eyesopen.com>
888 * configure.ac (--enable-fixed-point): Disable unless explicitly
890 * configure: Regenerate.
892 2008-02-01 Richard Guenther <rguenther@suse.de>
895 * invoke.texi (-finline-limit): Remove no longer true parts
896 of the documentation. Note that there is no default value.
898 2008-02-01 Andrew Pinski <pinskia@gmail.com>
899 Mark Mitchell <mark@codesourcery.com>
900 Ben Elliston <bje@au.ibm.com>
903 * doc/extend.texi (Other Builtins): Document.
905 2008-01-31 Tom Browder <tom.browder@gmail.com>
907 * doc/c-tree.texi (Types): Fix grammar.
908 (Expression trees): Ditto.
909 * doc/passes.texi (Tree-SSA passes): Ditto.
911 * doc/configterms.texi (Configure Terms): Fix typo.
912 * doc/cpp.texi (Common Predefined Macros): Ditto.
913 * doc/md.texi (Machine Constraints): Ditto.
915 * doc/makefile.texi (Makefile): Add comma.
917 2008-01-31 Tom Browder <tom.browder@gmail.com>
918 Gerald Pfeifer <gerald@pfeifer.com>
920 * doc/sourcebuild.texi (Front End): Remove references to CVS
922 (Texinfo Manuals): Replace reference to CVS by one to SVN.
923 (Back End): Remove reference to CVS.
925 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
928 * config/mips/mips.c (gen_load_const_gp): New function, taking a
930 (mips16_gp_pseudo_reg): ...here.
931 * config/mips/mips.md (load_const_gp): Replace with...
932 (load_const_gp_<mode>): ...this :P-based insn.
934 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
936 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
937 options. Minor fixes.
938 (-std): Move reference to standards closer to where language
939 standards are first mentioned.
941 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
943 PR rtl-optimization/34995
944 * reload.c (alternative_allows_const_pool_ref): Take an rtx
945 parameter and return a bool. If the rtx parameter is nonnull,
946 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
947 (find_reloads): Update call accordingly. Pass the new operand
948 if it needed no address reloads, otherwise pass null.
950 2008-01-30 Richard Henderson <rth@redhat.com>
953 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
954 for unbounded arrays.
956 2008-01-30 Silvius Rus <rus@google.com>
958 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
960 2008-01-30 Jan Hubicka <jh@suse.cz>
963 * i386.c (init_cumulative_args): Use real function declaration when
966 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
968 PR rtl-optimization/34998
969 * global.c (build_insn_chain): Treat non-subreg_lowpart
970 SUBREGs of pseudos as clobbering all the words covered by the
971 SUBREG, not just all the bytes.
972 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
973 original df_ref rather than an extract parameter.
974 (global_conflicts): Update call accordingly.
976 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
978 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
979 the overflow check to make it easier to read.
980 (__fixtfdi): Change the type of the ll member in union
981 long_double to UDItype_x.
983 2008-01-30 Jakub Jelinek <jakub@redhat.com>
986 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
987 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
988 * tree-inline.c (fold_marked_statements): Call
989 cgraph_update_edges_for_call_stmt if folding a call statement.
990 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
991 debug_generic_stmt calls, reset it back afterwards.
994 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
996 * c-typeck.c (build_external_ref): Don't pedwarn about
997 static vars in current function's scope.
999 2008-01-29 Joseph Myers <joseph@codesourcery.com>
1001 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1003 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
1006 * ipa-struct-reorg.c: Fix spelling.
1007 * params.def: Ditto.
1009 2008-01-29 Richard Guenther <rguenther@suse.de>
1012 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1014 * tree-inline.c (remap_type): Increment remapping_type_depth
1015 around remapping types.
1016 (copy_body_r): Only add referenced variables if they are referenced
1017 from code, not types.
1019 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1030 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1031 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1033 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1036 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1037 pointer for tiny stack.
1039 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1041 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1043 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1045 * config/vx-common.h: Fix typo in comment.
1047 2008-01-28 Ian Lance Taylor <iant@google.com>
1051 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1052 coalesce pointers if they have different DECL_NO_TBAA_P values.
1053 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1054 between variables with different DECL_NO_TBAA_P values.
1056 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1059 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1060 are not legitimate small data references on SPE targets.
1062 2008-01-28 David Daney <ddaney@avtrex.com>
1064 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1066 2008-01-28 David Daney <ddaney@avtrex.com>
1068 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1070 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1072 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1073 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1074 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1075 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1076 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1077 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1078 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1079 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1081 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1083 * basic-block.h (condjump_equiv_p): Fix comment.
1085 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1087 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1088 print_generic_stmt_indented): Fix comment.
1090 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1092 * configure.ac (__stack_chk_fail): Add detecion for availability
1093 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1094 * configure: Regenerate.
1096 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1099 * final.c (output_addr_const): Handle TRUNCATE.
1101 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1104 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1105 (zero_cost, infinite_cost): New constants.
1106 (struct cost_pair): Change type of cost to comp_cost.
1107 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1108 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1110 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1111 split_address_cost, ptr_difference_cost, difference_cost,
1112 get_computation_cost_at, get_computation_cost,
1113 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1114 determine_use_iv_cost_condition, determine_use_iv_costs,
1115 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1116 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1117 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1118 Change type of cost to comp_cost.
1119 (determine_iv_cost): Increase cost of non-original ivs, instead
1120 of decreasing the cost of original ones.
1121 (get_address_cost): Indicate the complexity of the addressing mode
1123 (try_add_cand_for): Prefer using ivs not specific to some object.
1124 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1126 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1127 Janis Johnson <janis187@us.ibm.com>
1130 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1131 (TARGET_INSTANTIATE_DECLS): Likewise.
1132 * target.h (expand_to_rtl_hook): New target hook.
1133 (instantiate_decls): Likewise.
1134 * function.c (instantiate_decl): Make non-static. Rename to...
1135 (instantiate_decl_rtl): ... this.
1136 (instantiate_expr): Use instantiate_decl_rtl.
1137 (instantiate_decls_1): Likewise.
1138 (instantiate_decls): Likewise.
1139 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1140 * function.h (instantiate_decl_rtl): Add prototype.
1141 * cfgexpand.c (target.h): New include.
1142 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1143 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1144 (TARGET_INSTANTIATE_DECLS): Likewise.
1145 (TARGET_INITIALIZER): New target hooks added.
1146 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1148 * config/rs6000/rs6000.c (tree-flow.h): New include.
1149 (machine_function): Add sdmode_stack_slot field.
1150 (rs6000_alloc_sdmode_stack_slot): New function.
1151 (rs6000_instantiate_decls): Likewise.
1152 (rs6000_secondary_memory_needed_rtx): Likewise.
1153 (rs6000_check_sdmode): Likewise.
1154 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1155 (TARGET_INSTANTIATE_DECLS): Likewise.
1156 (rs6000_hard_regno_mode_ok): Allow SDmode.
1157 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1158 (rs6000_emit_move): Handle SDmode.
1159 (function_arg_advance): Likewise.
1160 (function_arg): Likewise.
1161 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1162 SDmode var args for 32-bit compiles.
1163 (rs6000_secondary_reload_class): Handle SDmode.
1164 (rs6000_output_function_epilogue): Likewise.
1165 (rs6000_function_value): Simplify if statement.
1166 (rs6000_libcall_value): Likewise.
1167 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1168 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1169 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1170 (movsd_hardfloat): New define_insn.
1171 (movsd_softfloat): Likewise.
1172 (movsd_store): Likewise.
1173 (movsd_load): Likewise.
1174 (extendsddd2): Likewise.
1175 (extendsdtd2): Likewise.
1176 (truncddsd2): Likewise.
1177 (movdd_hardfloat64): Fixup comment.
1178 (UNSPEC_MOVSD_LOAD): New constant.
1179 (UNSPEC_MOVSD_STORE): Likewise.
1181 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1184 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1186 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1187 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1188 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1191 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1194 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1195 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1196 __LONGDOUBLE128 too.
1197 * config/rs6000/aix61.h: New file.
1199 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1201 PR rtl-optimization/34959
1202 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1203 popcount and parity rtxes the same mode as their operand.
1204 Truncate or extend the result to the return value's mode
1207 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1210 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1211 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1212 to GOT_VERSION_REGNUM.
1213 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1214 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1215 * config/mips/mips.c (mips_emit_call_insn): New function.
1216 (mips_call_tls_get_addr): Call mips_expand_call directly.
1217 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1219 (mips16_build_call_stub): Likewise. Return the call insn or null.
1220 (mips_expand_call): Update the call to mips16_build_call_stub
1221 accordingly and a remove redundant condition. Assert that MIPS16
1222 stubs do not use lazy binding. Use mips_emit_call_insn and return
1224 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1226 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1227 (mips_avoid_hazard): Remove hazard_set handling.
1228 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1229 (UNSPEC_RESTORE_GP): ...this.
1230 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1231 (FAKE_CALL_REGNO): Rename to...
1232 (GOT_VERSION_REGNUM): ...this.
1233 (type): Add "ghost" value. Add an associated insn reservation.
1234 (hazard_set): Remove.
1235 (exception_receiver): Rename to...
1236 (restore_gp): ...this and update the unspec identifier accordingly.
1237 (exception_receiver, nonlocal_got_receiver): New expanders.
1238 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
1239 FAKE_CALL_REGNO. Remove hazard_set attribute.
1240 (set_got_version, update_got_version): New patterns.
1242 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
1245 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1247 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1250 * doc/install.texi2html: Generate gcc-vers.texi.
1252 2008-01-25 DJ Delorie <dj@redhat.com>
1254 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1256 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1258 * config/c4x: Remove directory.
1259 * config.gcc (crx-*, mt-*): Mark obsolete.
1260 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1261 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1262 sh-*-rtemscoff*): Remove cases.
1263 * defaults.h (C4X_FLOAT_FORMAT): Remove.
1264 * real.c (encode_c4x_single, decode_c4x_single,
1265 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1266 c4x_extended_format): Remove.
1267 * real.h (c4x_single_format, c4x_extended_format): Remove.
1268 * doc/extend.texi (interrupt, naked): Remove mention of attributes
1270 (Pragmas): Remove comment about c4x pragmas.
1271 * doc/install.texi (c4x): Remove target-specific instructions.
1272 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1273 * doc/md.texi (Machine Constraints): Remove C4x documentation.
1274 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1275 refer to C4x source files as examples.
1276 (C4X_FLOAT_FORMAT): Remove documentation.
1278 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
1280 * config/bfin/bfin.c (override_options): Reorder tests so that
1281 flag_pic gets enabled for -msep-data.
1283 2008-01-25 Richard Guenther <rguenther@suse.de>
1286 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1287 to its bitfield precision if required.
1289 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1292 * tree-nested.c (walk_omp_for): New function.
1293 (convert_nonlocal_reference, convert_local_reference): Call
1294 walk_omp_for on OMP_FOR.
1295 (convert_call_expr): Call walk_body on OMP_FOR's
1296 OMP_FOR_PRE_INIT_BODY.
1298 2008-01-25 Richard Guenther <rguenther@suse.de>
1300 PR tree-optimization/34966
1301 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1302 default defs and PHI_NODEs we have to insert after the
1305 2008-01-24 Nick Clifton <nickc@redhat.com>
1307 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1308 Provide a default definition.
1309 (LIBGCC2_UNITS_PER_WORD): Likewise.
1311 * config/stormy16/stormy16.c: Include df.h for the prototype
1312 for df_regs_ever_live_p.
1313 (xstormy16_expand_builtin_va_start): Convert the stack offset
1314 into a component_ref and then use POINTER_PLUS_EXPR to add it
1315 to the incoming_virtual_args_rtx.
1316 (xstormy16_gimplify_va_arg_expr): Rename to
1317 xstormy16_gimplify_va_arg_expr.
1318 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1319 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1320 xstormy16_gimplify_va_arg_expr.
1321 Fix up some formatting issues.
1323 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1324 Move to predicates.md.
1325 (xs_hi_general_operand): Likewise.
1326 (xs_hi_nonmemory_operand): Likewise.
1327 * config/stormy16/predicates.md:
1328 (xstormy16_carry_plus_operand): New predicate.
1329 (xs_hi_general_operand): New predicate.
1330 (xs_hi_nonmemory_operand): New predicate.
1331 * config/stormy16/stormy16-protos.h:
1332 (xstormy16_carry_plus_operand): Delete prototype.
1333 (xs_hi_general_operand): Likewise.
1334 (xs_hi_nonmemory_operand): Likewise.
1336 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1337 modifiers as they are no longer needed and they can trigger
1338 reload spill failures.
1340 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1341 with a match_operand in order to help reload.
1343 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1344 constraint with 'e' for the 8th alternative as this version of
1345 the mov.w instruction only accepts the lower 8 registers.
1347 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
1350 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1351 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1354 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1357 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1359 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1361 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1363 (remove_structure): Update allocations list before removing structure.
1365 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1367 * ipa-struct-reorg.c (is_safe_cond_expr,
1368 create_new_stmts_for_cond_expr): Use integer_zerop function,
1369 that recognize not only zero-pointer, but zero-integer too.
1371 2008-01-25 Ben Elliston <bje@au.ibm.com>
1374 * fixproto: Escape "." in sed expression that strips leading "./".
1376 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
1379 * gcc.c (SWITCH_OK): Removed.
1380 (SWITCH_LIVE): Changed to bit.
1381 (SWITCH_FALSE): Likewise.
1382 (SWITCH_IGNORE): Likewise.
1383 (switchstr): Change live_cond to unsigned int.
1384 (process_command): Replace SWITCH_OK with 0.
1385 (do_self_spec): Likewise.
1386 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1387 (give_switch): Likewise.
1388 (used_arg): Likewise.
1389 (do_spec_1): Set the SWITCH_IGNORE bit.
1390 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1391 bits. Set the SWITCH_LIVE bit.
1393 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1395 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1397 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
1399 PR tree-optimization/34472
1400 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1401 parameter to a "bool *" and set *DATA to false if there is
1402 an unsafe access. Do not delete the structure here.
1403 (check_cond_exprs): Delete it here instead.
1404 (check_cond_exprs, exclude_cold_structs): Do not increase
1405 I when removing a structure.
1407 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
1410 * config/i386/i386.c (ix86_expand_vector_init): Consider only
1411 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1413 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
1416 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1417 a fixed vector for stack.
1419 2008-01-24 Ben Elliston <bje@au.ibm.com>
1422 * doc/gcc.texi (Software development): Add a direntry for g++.
1424 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
1426 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1427 stale and straggling -fforce-addr comments above.
1429 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1431 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1432 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1434 2008-01-23 Michael Matz <matz@suse.de>
1437 * dwarf2out.c (force_type_die): Use modified_type_die instead of
1440 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
1442 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1445 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1447 * config/avr/avr.c (avr_current_arch): New variable.
1448 (avr_arch_types): Add 'avr31' and 'avr51' entries.
1449 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1450 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1451 (avr_override_options): Init 'avr_current_arch'.
1452 (base_arch_s): Move from here...
1453 * config/avr/avr.h (base_arch_s): ... here. Add new members
1454 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1455 'mega' to 'have_jmp_call'.
1456 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1457 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
1459 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1461 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1462 MULTILIB_MATCHES): (Ditto.).
1464 2008-01-23 Richard Guenther <rguenther@suse.de>
1467 * cgraphunit.c (cgraph_reset_node): Always mark the node
1468 not reachable if it is not queued already.
1470 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
1472 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1473 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1474 (cputype_selected): New static variable.
1475 (bfin_handle_option): Set it if -mcpu is used.
1476 (override_option): Select default set of workarounds if no cpu type
1477 selected on the command line.
1478 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1480 From Michael Frysinger <michael.frysinger@analog.com>
1481 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1482 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1484 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1485 for bf547, bf523, bf524, and bf526.
1486 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1488 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1489 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1490 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1491 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1492 * doc/invoke.texi (Blackfin Options): Document that
1493 -mcpu now accept bf547, bf523, bf524, and bf526.
1495 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1497 PR rtl-optimization/34628
1498 * combine.c (try_combine): Stop and undo after the first combination
1499 if an autoincrement side-effect on the first insn has effectively
1502 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1505 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1506 Offset addresses are not valid for Altivec or paired float modes.
1508 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1511 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1512 if DECL_INITIAL (decl) is error_mark_node.
1515 * c-common.c (handle_vector_size_attribute): Only allow
1516 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1517 the same way as pointer, array etc. types.
1518 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1521 * tree.c (build_type_attribute_qual_variant): Call
1522 build_qualified_type if attributes are equal, but quals are not.
1524 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1527 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1528 * flags.h (warn_strict_aliasing): Remove.
1529 (warn_strict_overflow): Remove.
1530 * opts.c (warn_strict_aliasing): Remove.
1531 (warn_strict_overflow): Remove.
1532 * c-opts.c (c_common_handle_option): -Wall only sets
1533 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1534 (c_common_post_options): Give default values to -Wstrict-aliasing
1535 and -Wstrict-overflow if they are uninitialized.
1536 * common.opt (Wstrict-aliasing): Specify Var and Init.
1537 (Wstrict-overflow): Likewise.
1539 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1541 PR rtl-optimization/26854
1542 PR rtl-optimization/34400
1543 PR rtl-optimization/34884
1544 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1546 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1547 (df_rd_bb_info.expanded_lr_out): Deleted
1548 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1549 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1550 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1551 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1552 Removed code to allocate, initialize or free expanded_lr_out.
1553 (df_rd_bb_local_compute_process_def): Restructured to make more
1555 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1556 sets if the sets are being trimmed.
1558 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1561 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1562 (as_vers): Likewise.
1563 * configure: Regenerated.
1565 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1568 * tree-pass.h (pass_build_alias): New pass.
1569 * tree-ssa-alias.c (gate_build_alias): New.
1570 (pass_build_alias): New.
1571 * passes.c (init_optimization_passes): Add pass_build_alias after
1572 pass_create_structure_vars.
1574 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1576 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1577 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1578 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1579 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1580 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1581 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1582 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1583 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1584 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1585 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1586 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1587 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1588 * config/s390/s390.md (FP_ALL): New mode iterator.
1589 (_d): New mode attribute.
1590 ("*signbit<mode>2>"): Changed mode of first operand.
1591 ("isinf<mode>2"): Changed mode of first operand.
1592 ("*TDC_insn"): Adaptation for DFP modes.
1594 2008-01-22 Ben Elliston <bje@au.ibm.com>
1596 * tree.c (check_qualified_type): Improve function description.
1598 2008-01-21 Jason Merrill <jason@redhat.com>
1601 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1602 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1605 2008-01-21 DJ Delorie <dj@redhat.com>
1607 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1610 2008-01-21 Richard Guenther <rguenther@suse.de>
1613 * tree-cfg.c (verify_expr): Allow all invariant expressions
1614 instead of just constant class ones as reference argument.
1615 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1616 like any other constant.
1617 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1619 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1621 * regmove.c (fixup_match_1): Update call crossed frequencies.
1623 2008-01-21 Richard Guenther <rguenther@suse.de>
1626 * tree-inline.c (setup_one_parameter): Deal with mismatched
1627 types using a VIEW_CONVERT_EXPR.
1629 2008-01-21 Alon Dayan <alond@il.ibm.com>
1630 Olga Golovanevsky <olga@il.ibm.com>
1632 PR tree-optimization/34701
1633 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1634 when the structure size is not a power of 2.
1636 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1638 * doc/install.texi: Add doc for --enable-checking=df.
1640 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1642 PR rtl-optimization/34808
1643 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1645 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1647 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1650 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1652 PR rtl-optimization/26854
1653 PR rtl-optimization/34400
1654 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1656 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1657 (df_rd_bb_info.expanded_lr_out): New.
1658 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1659 * loop_iv.c (iv_analysis_loop_init): Ditto.
1660 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1661 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1662 Added code to allocate, initialize or free expanded_lr_out.
1663 (df_rd_bb_local_compute_process_def): Restructured to make
1664 more understandable.
1665 (df_rd_confluence_n): Add code to do nothing with fake edges and
1666 code to no apply invalidate_by_call sets if the sets are being trimmed.
1667 (df_lr_local_finalize): Renamed to df_lr_finalize.
1668 (df_live_local_finalize): Renamed to df_live_finalize.
1670 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1673 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1674 deciding whether to use reciprocal instructions.
1676 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1678 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1679 dwarf2out_note_section_used if cold_text_section is NULL.
1681 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1683 PR gcov-profile/34610
1684 * tree-cfg.c (make_edges): Mark both outgoing edges from
1685 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1686 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1687 from OMP_FOR and OMP_CONTINUE outgoing edges.
1689 * tree-profile.c (tree_profiling): Return early if
1690 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1692 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1693 from cfun to child_cfun.
1694 * function.h (struct function): Add after_tree_profile bit.
1696 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1698 * config/avr/avr.S (_exit): Disable interrupt.
1700 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1701 Steven Bosscher <stevenb.gcc@gmail.com>
1703 PR rtl-optimization/26854
1704 PR rtl-optimization/34400
1705 * df-problems.c (df_live_scratch): New scratch bitmap.
1706 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1707 (df_live_reset): Clear the proper bitmaps.
1708 (df_live_bb_local_compute): Only process the artificial defs once
1709 since the order is not important.
1710 (df_live_init): Init the df_live sets only with the variables
1711 found live by df_lr.
1712 (df_live_transfer_function): Use the df_lr sets to prune the
1713 df_live sets as they are being computed.
1714 (df_live_free): Free df_live_scratch.
1716 2008-01-18 Ian Lance Taylor <iant@google.com>
1718 * common.opt: Add fmerge-debug-strings.
1719 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1720 flag_merge_debug_strings rather than flag_merge_constants.
1721 * doc/invoke.texi (Option Summary): Mention
1722 -fmerge-debug-strings.
1723 (Debugging Options): Document -fmerge-debug-strings.
1725 2008-01-18 Ian Lance Taylor <iant@google.com>
1728 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1729 (struct tree_function_decl): Add new field operator_new_flag.
1730 * tree-inline.c (expand_call_inline): When inlining a call to
1731 operator new, force the return value to go into a variable, and
1732 set DECL_NO_TBAA_P on that variable.
1733 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1735 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1738 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1739 DWARF2_DEBUGGING_INFO.
1740 (dwarf2out_note_section_used): Ditto. Add prototype.
1741 (have_multiple_function_sections, text_section_used,
1742 cold_text_section_used, *cold_text_sections): Move declarations
1745 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1747 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1748 field and add signal_ra.
1749 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1750 assignments to frame state pc. Move end of stack check after
1751 MD_FALLBACK_FRAME_STATE_FOR.
1752 (uw_update_context_1): Use frame state signal_regs if set, instead
1753 of checking signal_frame flag.
1754 (uw_update_context): Use frame state signal_ra if set.
1755 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1756 * config/xtensa/linux-unwind.h: New file.
1758 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1760 * modulo-sched.c (get_sched_window): Fix comment typo.
1762 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1764 PR tree-optimization/34648
1765 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1767 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1769 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1770 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1772 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1774 PR rtl-optimization/34400
1775 * df-core.c (df_worklist_dataflow_overeager,
1776 df_worklist_dataflow_doublequeue): New functions.
1777 (df_worklist_dataflow): Two different worklist solvers.
1778 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1781 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1784 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1785 and ftree-parallelize-loops.
1787 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1789 PR rtl-optimization/34826
1790 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1792 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1794 * global.c (find_reg): Mark the eh regs as used if necessary.
1795 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1796 * ra.h (struct allocno): no_eh_reg field added. Changed
1797 no_stack_reg type to bitfield.
1799 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1801 * tree.c (substitute_in_expr): Add missing 'break'.
1803 2008-01-17 Richard Guenther <rguenther@suse.de>
1805 PR tree-optimization/34825
1806 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1807 x / x as division to handle.
1809 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1811 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1812 "-pthread" is specified.
1813 * pa-hpux11.h (LIB_SPEC): Likewise.
1815 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1816 Peter Bergner <bergner@vnet.ibm.com>
1818 PR rtl-optimization/33796
1819 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1821 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1823 PR libgfortran/34699
1824 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1826 * pa-hpux10.h (LINK_SPEC): Likewise.
1827 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1829 2008-01-16 Richard Guenther <rguenther@suse.de>
1832 * fold-const.c (fold_convert_const_int_from_int): Do not
1833 set overflow if that occured only because of a sign extension
1834 change when converting from/to a sizetype with the same
1835 precision and signedness.
1837 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1840 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1841 location address to the correct place. Update copyright year.
1843 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1845 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1846 no dependences in the dependence_relations vector.
1848 2008-01-16 Jan Hubicka <jh@suse.cz>
1850 PR rtl-optimization/31396
1851 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1852 * cfg.c (dump_reg_info): Print it.
1853 * regs.h (struct reg_info_t): add freq_calls_crossed.
1854 (REG_FREQ_CALLS_CROSSED): New macro.
1855 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1856 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1857 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1858 regmove_optimize): Update call crossed frequencies.
1859 * local-alloc.c (struct qty): Add freq_calls_crossed.
1860 (alloc_qty): Copute freq_calls_crossed.
1861 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1862 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1863 * ra.h (struct allocno): Add freq_calls_crossed.
1865 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1867 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1868 libgomp when compiling with ftree-parallelize-loops.
1869 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1871 2008-01-16 Richard Guenther <rguenther@suse.de>
1873 PR tree-optimization/34769
1874 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1875 * tree.c (int_cst_value): Instead make this function more
1876 permissive in what it accepts as valid input. Document this
1877 function always sign-extends the value.
1879 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1880 Richard Guenther <rguenther@suse.de>
1883 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1884 (gimple_fold_indirect_ref_rhs): ... this.
1885 (gimple_fold_indirect_ref): New function with foldings
1886 that preserve lvalueness.
1887 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1888 * tree-flow.h (gimple_fold_indirect_ref): Declare.
1889 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1890 to fold an INDIRECT_REF, fall back to the old use of
1891 fold_indirect_ref_1.
1893 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1895 * tree-data-ref.c (subscript_dependence_tester_1): Call
1896 free_conflict_function.
1897 (compute_self_dependence): Same.
1899 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1902 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1903 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
1905 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1906 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1907 for DWARF2_UNWIND_INFO targets.
1909 2008-01-16 Richard Guenther <rguenther@suse.de>
1912 * c-typeck.c (common_pointer_type): Do not merge inconsistent
1913 type qualifiers for function types.
1915 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1917 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1918 loop_iterator li from previous commit.
1920 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
1922 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1924 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1926 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1927 (parallelize_loops): Don't parallelize irreducible components.
1929 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1932 * c-opts (c_common_post_options): Do not enable CPP
1933 flag_pedantic_errors by default.
1935 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
1937 PR rtl-optimization/31944
1938 * cse.c (remove_pseudo_from_table): New function.
1939 (merge_equiv_classes): Use above function to remove pseudo-registers.
1940 (invalidate): Likewise.
1942 2008-01-13 Richard Guenther <rguenther@suse.de>
1945 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
1946 instead of TYPE_MODE to deal with calls from expand_one_error_var.
1948 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
1950 * gcse.c (cprop_jump): Call validate_unshare_change instead of
1951 validate_change to unshare the source of the PC set.
1953 2008-01-12 Jan Hubicka <jh@suse.cz>
1956 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
1957 references above array bounds. This might trigger bounds checks for
1960 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1962 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
1963 new_replaceable_dependencies.
1965 2008-01-12 Doug Kwan <dougkwan@google.com>
1967 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
1968 instead of OPT_Wreturn_type in warning due to ignored return type
1970 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
1971 options included in -Wextra.
1972 * c.opt: New option -Wignored_qualifiers.
1973 * doc/invoke.texi (Warning Options, -Wextra): Add new option
1974 -Wignore_qualifiers.
1975 (-Wignored-qualifiers): Document.
1976 (-Wreturn-type): Remove description of functionality now handled
1977 by -Wignored-qualifiers.
1979 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
1982 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
1983 NOP_EXPR if it is between integral types with the same precision.
1985 2008-01-12 Jan Hubicka <jh@suse.cz>
1988 * invoke.texi (max-inline-recursive-depth): Fix default value.
1990 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
1992 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
1995 2008-01-11 Bob Wilson <bob.wilson@acm.org>
1997 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
1999 2008-01-11 James E. Wilson <wilson@specifix.com>
2002 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2004 2008-01-11 Anatoly Sokolov <aesok@post.ru>
2006 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2007 save/restore frame pointer register and don't use 'call-prologues'
2008 optimization in function with "OS_task" attribute.
2010 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2013 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2014 when copying to memory.
2016 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2018 PR rtl-optimization/30905
2019 * cfgcleanup.c: Include dce.h
2020 (crossjumps_occured): New global variable.
2021 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2022 If something changed, set crossjumps_occured to true.
2023 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2024 Don't add/remove fake edges to exit here...
2025 (cleanup_cfg): ...but do it here, when crossjumping.
2026 Run a fast DCE when successful crossjumps occured in the latest
2027 iteration of try_optimize_cfg.
2029 2008-01-11 Richard Guenther <rguenther@suse.de>
2031 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2032 (struct vn_unary_op_s): Likewise.
2033 (vn_reference_insert): Free old reference on hash collision.
2035 2008-01-10 Raksit Ashok <raksit@google.com>
2037 PR rtl-optimization/27971
2038 * combine.c (find_split_point): Split PLUS expressions which are
2039 inside a MEM rtx, and whose first operand is complex.
2041 2008-01-10 DJ Delorie <dj@redhat.com>
2043 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2044 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2045 (m32c_hard_regno_ok): Call the underlying function.
2047 2008-01-10 Richard Guenther <rguenther@suse.de>
2050 * tree-cfg.c (tree_merge_blocks): Do not go through the
2051 full-blown folding and stmt updating path if we just deal
2052 with virtual operands.
2053 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2054 test for abnormal SSA_NAMEs.
2056 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2059 * reload.c (push_reload): Add assertions. All constants from
2060 reg_equiv_constant should have been used for replacing the respective
2062 (find_reloads_address): Invoke find_reloads_address_part for
2063 constant taken from the reg_equiv_constant array.
2065 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2067 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2068 field (valnum) the first in the struct. Replace bools with
2071 2008-01-10 Richard Guenther <rguenther@suse.de>
2073 PR tree-optimization/34651
2074 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2075 types and ordering for masking and converting.
2077 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2079 PR tree-optimization/34017
2080 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2081 also for PHI_NODE expressions.
2083 2008-01-09 Jan Hubicka <jh@suse.cz>
2085 PR tree-optimization/34708
2086 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2087 based on number of case labels.
2088 (init_inline_once): Remove switch_cost.
2089 * tree-inline.h (eni_weights_d): Remove switch_cost.
2091 2008-01-09 Richard Guenther <rguenther@suse.de>
2092 Andrew Pinski <andrew_pinski@playstation.sony.com>
2095 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2096 temporary if an rvalue is ok or an lvalue is not required.
2098 2008-01-09 Richard Guenther <rguenther@suse.de>
2101 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2104 2008-01-09 Richard Guenther <rguenther@suse.de>
2107 * tree.c (host_integerp): Check for sizetype only if the
2108 type is an integer type.
2110 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2113 * opts.c (decode_options): Disable inlining of functions called
2114 once if not in unit-at-a-time mode.
2116 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2118 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2120 2008-01-08 Richard Guenther <rguenther@suse.de>
2123 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2124 out early if the result will be unused.
2126 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2131 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2132 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2135 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2137 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2138 for vectorization tuned.
2140 2008-01-08 Richard Guenther <rguenther@suse.de>
2142 PR tree-optimization/34683
2143 * tree-ssa-operands.c (operand_build_cmp): Export.
2144 * tree-ssa-operands.h (operand_build_cmp): Declare.
2145 * tree-vn.c (vuses_compare): Remove.
2146 (sort_vuses): Use operand_build_cmp.
2147 (sort_vuses_heap): Likewise.
2148 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2149 to re-use old VEC if available. Do not sort already sorted VUSEs.
2150 (vdefs_to_vec): Do not sort already sorted VDEFs.
2152 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2155 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2157 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2160 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2161 limitations of reciprocal sequences on x86 targets.
2163 2008-01-08 Richard Guenther <rguenther@suse.de>
2165 PR tree-optimization/34683
2166 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2168 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2171 * config/darwin.c (darwin_mergeable_string_section): Don't use
2172 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2174 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2177 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2178 negxf2. Macroize expander using X87MODEF mode iterator. Change
2179 predicates of op0 and op1 to register_operand.
2180 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2181 expander using X87MODEF mode iterator. Change predicates of
2182 op0 and op1 to register_operand.
2183 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2184 corresponding patterns and macroize using MODEF macro. Change
2185 predicates of op0 and op1 to register_operand and remove
2186 "m" constraint. Disparage "r" alternative with "!".
2187 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2188 macroize using X87MODEF macro. Change predicates of op0 and op1
2189 to register_operand and remove "m" constraint. Disparage "r"
2190 alternative with "!".
2191 (absneg splitter with memory operands): Remove.
2192 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2193 patterns and macroize using X87MODEF mode iterator.
2194 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2195 Change predicate of op1 to register_operand.
2196 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2197 for memory operands.
2199 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2201 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2203 2008-01-07 Richard Guenther <rguenther@suse.de>
2205 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2208 2008-01-07 Richard Guenther <rguenther@suse.de>
2210 PR tree-optimization/34683
2211 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2212 VOPs of the needed size to save memory. Use VEC_quick_push
2213 to save compile-time.
2214 (vdefs_to_vec): Likewise.
2216 2008-01-07 Sa Liu <saliu@de.ibm.com>
2218 * config/spu/spu.md (divdf3): Genetate inline code for double
2219 division. The implementation doesn't handle INF or NAN, therefore it
2220 only applies when -ffinite-math-only is given.
2222 2008-01-06 Paolo Carlini <pcarlini@suse.de>
2225 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2226 * doc/cpp.texi ([Common Predefined Macros]): Document.
2228 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
2230 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2231 order to use commutative addition instead of subtraction.
2233 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2234 Mircea Namolaru <namolaru@il.ibm.com>
2235 Vladimir Yanovsky <yanov@il.ibm.com>
2236 Revital Eres <eres@il.ibm.com>
2238 PR tree-optimization/34263
2239 * tree-outof-ssa.c (process_single_block_loop_latch,
2240 contains_tree_r): New functions.
2241 (analyze_edges_for_bb): Call process_single_block_loop_latch
2242 function to empty single-basic-block latch block if possible.
2244 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2246 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2248 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2250 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2252 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2254 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2256 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2258 2008-01-05 Jakub Jelinek <jakub@redhat.com>
2260 PR tree-optimization/34618
2261 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2264 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2267 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2268 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
2269 Update copyright year.
2271 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2272 Update copyright year.
2273 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2276 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
2278 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2279 edge does not point to current bb before changing need_assert.
2281 2008-01-04 Richard Guenther <rguenther@suse.de>
2284 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2285 for verifying purposes if they are is_gimple_min_invariant.
2287 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
2289 PR tree-optimization/34448
2290 PR tree-optimization/34465
2291 * gimplify.c (gimplify_init_constructor): Add new parameter
2292 notify_temp_creation. Use it.
2293 (gimplify_modify_expr_rhs): Take volatiles into account when
2294 optimizing constructors.
2295 Do not optimize constructors if gimplify_init_constructor will dump to
2297 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2298 * gcc.c-torture/compile/pr34448.c: New.
2300 2008-01-04 Jakub Jelinek <jakub@redhat.com>
2302 PR gcov-profile/34609
2303 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2304 return_slot if result is TREE_ADDRESSABLE.
2306 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
2308 * config/mips/mips.md (sqrt_condition): Tweak comment.
2309 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2311 2008-01-03 Tom Tromey <tromey@redhat.com>
2314 * c-common.c (c_type_hash): Handle VLAs.
2316 2008-01-03 Jan Hubicka <jh@suse.cz>
2318 PR tree-optimization/31081
2319 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2320 0 when inlining and not inlining to first basic block.
2321 (remap_decl): When var is initialized to 0, don't set default_def.
2322 (expand_call_inline): Set entry_bb.
2323 * tree-inline.h (copy_body_data): Add entry_bb.
2325 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2328 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2331 PR tree-optimization/29484
2332 * tree-inline.c (inline_forbidden_p_2): New function.
2333 (inline_forbidden_p): Disallow inlining if some static var
2334 has an address of a local LABEL_DECL in its initializer.
2335 * doc/extend.texi (Labels as Values): Document &&foo behaviour
2338 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
2340 PR tree-optimization/34635
2341 * tree-data-ref.c (add_other_self_distances): Make sure that the
2342 evolution step is constant.
2344 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2347 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2349 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
2351 * tree-sra.c (scalarize_init): Insert the generate_element_init
2352 statements after the generate_element_zero statements.
2354 2008-01-02 Richard Guenther <rguenther@suse.de>
2358 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2359 for very large number of operands instead of ICEing.
2361 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
2364 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2365 while stack probing.
2367 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
2369 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2372 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
2375 * tree-mudflap.c (mx_register_decls): Guard warning by
2376 !DECL_ARTIFICIAL check.
2378 2008-01-01 Jakub Jelinek <jakub@redhat.com>
2380 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2381 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2382 sse5_perm<mode>): Fix constraints.