1 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4 * doc/install.texi2html: Use makeinfo --no-number-sections.
6 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
9 ensure that we can address an entire entity > 8 bytes. Don't
10 generate reg+reg addressing for such data.
12 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
15 strings when optimizing for size, unless the target cares about
18 2008-02-22 Tom Tromey <tromey@redhat.com>
20 * regclass.c (current_pass): Remove declaration.
22 2008-02-22 Anatoly Sokolov <aesok@post.ru>
24 * config/avr/libgcc.S (__RAMPZ__): Define.
25 (__do_copy_data): Add for devices with 128KB code memory.
27 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
29 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
31 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
33 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
35 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
38 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
41 * c-typeck.c (build_binary_op): Warn about floating point
42 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
44 2008-02-21 Janis Johnson <janis187@us.ibm.com>
47 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
48 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
50 (rs6000_override_options): Set altivec_abi as default, not override,
51 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
52 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
53 is used; use new member spe_abi.
54 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
55 spe_abi and altivec_abi.
57 2008-02-22 Tomas Bily <tbily@suse.cz>
59 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
61 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
64 * config.build (build_file_translate): Set to `CMD //c' only if
66 * Makefile.in (build_file_translate): Improve comment.
68 2008-02-21 Jan Hubicka <jh@suse.cz>
70 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
71 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
72 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
74 2008-02-21 Michael Matz <matz@suse.de>
77 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
79 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
81 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
82 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
84 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
85 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
86 SSE_VEC_FLOAT_MODE_P as insn constraint.
87 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
88 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
89 sse4a_movntdf using MODEF mode iterator.
90 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
91 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
92 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
93 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
94 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
95 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
96 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
98 2008-02-21 Richard Guenther <rguenther@suse.de>
100 * tree.def (PAREN_EXPR): New tree code.
101 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
103 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
104 * expr.c (expand_expr_real_1): Likewise.
105 * tree-inline.c (estimate_num_insns_1): Likewise.
106 * tree-complex.c (expand_complex_move): Likewise.
107 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
110 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
113 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
115 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
118 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
120 * config/sh/sh.c (find_barrier): Don't go past
121 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
123 2008-02-20 DJ Delorie <dj@redhat.com>
125 * config/h8300/h8300.md (insv): Force source operand to be a register.
127 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
128 as a jump, not as a plain insn.
130 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
132 * doc/invoke.texi (Warning Options): Add new option
133 -Wframe-larger-than=.
134 (-Wframe-larger-than): Document.
136 * flags.h (warn_frame_larger_than, frame_larger_than_size):
137 Add declarations for new option variables.
139 * final.c (final_start_function): Check the frame size
140 before emission and issue a Wframe-larger-than warning.
142 * opts.c (warn_frame_larger_than, frame_larger_than_size):
143 Add definitions for new option variables.
144 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
146 * common.opt (Wframe-larger-than=): New option.
148 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
150 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
151 (<sse>_div<mode>3): Ditto.
152 (<sse>_vmdiv<mode>3): Ditto.
153 (<sse>_vmsqrt<mode>2): Ditto.
154 (*smax<mode>3): Ditto.
155 (sse5_frcz<mode>2): Ditto.
156 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
159 2008-02-20 Richard Guenther <rguenther@suse.de>
162 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
163 be happy with INTEGRAL_TYPE_P.
165 2008-02-20 Richard Guenther <rguenther@suse.de>
167 * fold-const.c (split_tree): Associate floatig-point expressions
168 if flag_associative_math is set.
170 2008-02-20 Richard Guenther <rguenther@suse.de>
172 * tree.h (fold_real_zero_addition_p): Declare.
173 * fold-const.c (fold_real_zero_addition_p): Export.
174 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
175 floating-point operations with zero and one.
177 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
179 * doc/install.texi: Correct references to CFLAGS, replacing them
180 with BOOT_CFLAGS. Document flags used during bootstrap for
183 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
185 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
186 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
187 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
189 (smin<mode>3): Ditto from similar patterns.
190 (smax<mode>3): Ditto.
191 (*ieee_smin<mode>3): Ditto.
192 (*ieee_smax<mode>3): Ditto.
193 * config/i386/sse.md (sse): New mode attribute.
194 (mov<mode>): Macroize expander from movv4sf and movv2df using
195 SSEMODEF2P mode iterator.
196 (<sse>_movnt<mode>): Ditto from similar patterns. Use
197 SSE_VEC_FLOAT_MODE_P as insn constraint.
198 (storent<mode>): Ditto.
199 (storent<mode>): Macroize expander from storentsf and storentdf using
201 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
202 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
203 (abs<mode>2): Ditto from similar patterns.
204 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
205 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
206 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
207 (<sse>_vmsqrt<mode>2): Ditto.
208 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
209 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
210 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
211 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
212 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
213 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
214 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
216 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
217 iterator and SSE_FLOAT_MODE_P as insn constraint.
218 (<sse>_ucomi): Ditto from similar patterns.
219 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
220 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
221 SSE_VEC_FLOAT_MODE_P as insn constraint.
222 (vcond<mode>): Ditto from similar patterns.
223 (and<mode>3, *and<mode>3): Ditto.
224 (<sse>_nand<mode>3): Ditto.
225 (ior<mode>3, *ior<mode>3): Ditto.
226 (xor<mode>3, *xor<mode>3): Ditto.
227 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
228 iterator and SSE_FLOAT_MODE_P as insn constraint.
229 (*nand<mode>3): Ditto from similar patterns.
230 (*ior<mode>3): Ditto.
231 (*xor<mode>3): Ditto.
233 2008-02-20 Ira Rosen <irar@il.ibm.com>
235 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
236 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
237 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
239 2008-02-19 Jan Hubicka <jh@suse.cz>
241 * predict.c (tree_bb_level_predictions): Remove variable next
242 mistakely introduced by previous commit.
244 2008-02-19 Jan Hubicka <jh@suse.cz>
246 * predict.c (predict_paths_leading_to): Rewrite.
247 (predict_paths_for_bb): New.
248 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
250 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
253 * Makefile.in (build_file_translate): New.
254 (gcc-vers.texi): Use it for translating $(abs_srcdir).
255 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
256 * configure.ac (build_file_translate): Substitute it.
257 * configure: Regenerate.
259 2008-02-19 Jan Hubicka <jh@suse.cz>
261 PR rtl-optimization/34408
262 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
265 2008-02-19 Jan Hubicka <jh@suse.cz>
268 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
271 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
274 * config/i386/i386-modes.def: Revert the last DI alignment
275 change until Ada people can look into it.
277 2008-02-19 Nick Clifton <nickc@redhat.com>
279 * opts.c (print_specific_help): Fix typo in --help text.
281 2008-02-19 Jakub Jelinek <jakub@redhat.com>
284 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
285 32-bit inline asm without asm alternatives for host GCC < 3.0.
287 2008-02-19 Richard Guenther <rguenther@suse.de>
289 PR tree-optimization/34989
290 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
291 Allow propagation to INDIRECT_REF if we can simplify only.
293 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
295 * c-common.c (warn_for_collisions_1): Use appropriate option when
298 2008-02-19 Nick Clifton <nickc@redhat.com>
301 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
302 (handle_options): Fix indentation.
303 (print_filtered_help): If no language-specific options were
304 displayed tell the user how to list all the options supported by
305 the language's front-end.
306 (print_specific_help): Fix indentation and remove duplicate line.
307 (common_handle_option): Handle the -v option.
308 For --help enable the display of undocumented options if the -v
309 switch has been included on the command line.
310 For --help= check for overlaps in the arguments between the option
311 classes and the language names and issue a warning when they
312 cannot be disambiguated.
313 * c.opt (v): Pass on to the common option handler.
315 2008-02-19 Revital Eres <eres@il.ibm.com>
317 * modulo-sched.c (sms_schedule): Change dump message when
318 create_ddg function fails.
319 (try_scheduling_node_in_cycle): Rename row to cycle.
320 (print_partial_schedule): Rename CYCLE to ROW.
322 2008-02-19 Christian Bruel <christian.bruel@st.com>
323 Zdenek Dvorak <ook@ucw.cz>
325 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
327 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
330 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
331 (*x86_movdicc_0_m1_se): Ditto.
333 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
335 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
336 (CMPtype): Define as __gcc_CMPtype.
337 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
338 (CMPtype): Define as __gcc_CMPtype.
340 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
342 Support valgrind 3.3 for --enable-checking=valgrind.
343 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
345 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
346 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
347 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
348 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
349 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
350 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
351 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
353 * ggc-zone.c: Similar.
354 * ggc-page.c: Similar.
356 2008-02-19 Paul Brook <paul@codesourcery.com>
359 * config/arm/ieee754-df.S: Fix do_it typo.
360 * config/arm/ieee754-sf.S: Fix do_it typo.
362 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
365 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
366 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
367 (OPTION_MASK_ISA_SSE_SET): Likewise.
368 (OPTION_MASK_ISA_SSE2_SET): Likewise.
369 (OPTION_MASK_ISA_SSE3_SET): Likewise.
370 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
371 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
372 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
373 (OPTION_MASK_ISA_SSE4_SET): Likewise.
374 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
375 (OPTION_MASK_ISA_SSE5_SET): Likewise.
376 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
377 (OPTION_MASK_ISA_MMX_UNSET): Updated.
378 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
379 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
380 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
381 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
382 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
383 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
384 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
385 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
386 (OPTION_MASK_ISA_SSE4): Removed.
387 (ix86_handle_option): Turn on bits in ix86_isa_flags and
388 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
390 (override_options): Don't turn on implied SSE/MMX bits in
393 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
395 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
398 2008-02-18 Joey Ye <joey.ye@intel.com>
401 * tree-nested.c (insert_field_into_struct): Set type alignment
402 to field alignment if the former is less than the latter.
404 2008-02-18 Jakub Jelinek <jakub@redhat.com>
406 * BASE-VER: Set to 4.4.0.
408 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
410 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
411 * doc/cfg.texi: Likewise.
412 * doc/extend.texi: Likewise.
413 * doc/gty.texi: Likewise.
414 * doc/invoke.texi: Likewise.
415 * doc/loop.texi: Likewise.
416 * doc/md.texi: Likewise.
417 * doc/passes.texi: Likewise.
418 * doc/rtl.texi: Likewise.
419 * doc/sourcebuild.texi: Likewise.
420 * doc/tm.texi: Likewise.
421 * doc/tree-ssa.texi: Likewise.
423 2008-02-17 Richard Guenther <rguenther@suse.de>
426 * tree-complex.c (init_parameter_lattice_values): Handle parameters
427 without default definition.
429 2008-02-17 Richard Guenther <rguenther@suse.de>
431 PR tree-optimization/35231
432 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
435 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
439 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
440 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
441 libgcc_cmp_return mode.
443 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
446 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
448 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
450 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
453 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
455 * doc/c-tree.texi: Use `@.' where appropriate.
456 * doc/extend.texi: Likewise.
457 * doc/install.texi: Likewise.
458 * doc/invoke.texi: Likewise.
459 * doc/loop.texi: Likewise.
460 * doc/makefile.texi: Likewise.
461 * doc/md.texi: Likewise.
462 * doc/passes.texi: Likewise.
463 * doc/standards.texi: Likewise.
464 * doc/tm.texi: Likewise.
466 2008-02-15 Jakub Jelinek <jakub@redhat.com>
469 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
471 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
472 rather than in entry_bb.
474 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
476 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
477 libgcc_cmp_return mode.
479 2008-02-15 Jakub Jelinek <jakub@redhat.com>
482 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
483 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
485 2008-02-15 Richard Guenther <rguenther@suse.de>
486 Zdenek Dvorak <ook@ucw.cz>
488 PR tree-optimization/35164
489 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
490 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
491 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
492 Only propagate addresses which do not have abnormal SSA_NAMEs
495 2008-02-15 Joseph Myers <joseph@codesourcery.com>
498 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
500 2008-02-15 Jan Hubicka <jh@suse.cz>
503 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
505 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
508 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
509 when calculating alignment_pad.
511 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
513 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
514 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
515 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
516 and STACK_BOUNDARY define.
518 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
520 PR preprocessor/35061
521 * c-pragma.c (handle_pragma_pop_macro): Check that
522 pushed_macro_table has been allocated.
524 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
527 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
528 (force_gimple_operand): Likewise.
529 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
530 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
531 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
532 (find_interesting_uses_address): Check addressability and alignment
533 of the base expression only after substituting bases of IVs into it.
535 2008-02-14 Michael Matz <matz@suse.de>
538 * function.c (instantiate_virtual_regs_in_insn): Reload address
539 before falling back to reloading the whole operand.
541 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
543 * config/s390/s390.c (s390_mainpool_start): Emit the pool
544 before the first section switch note.
546 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
548 * doc/bugreport.texi: Update copyright years.
549 * doc/c-tree.texi: Likewise.
550 * doc/cfg.texi: Likewise.
551 * doc/cpp.texi: Likewise.
552 * doc/cppinternals.texi: Likewise.
553 * doc/fragments.texi: Likewise.
554 * doc/frontends.texi: Likewise.
555 * doc/gcc.texi: Likewise.
556 * doc/gty.texi: Likewise.
557 * doc/hostconfig.texi: Likewise.
558 * doc/implement-c.texi: Likewise.
559 * doc/libgcc.texi: Likewise.
560 * doc/loop.texi: Likewise.
561 * doc/makefile.texi: Likewise.
562 * doc/options.texi: Likewise.
563 * doc/passes.texi: Likewise.
564 * doc/rtl.texi: Likewise.
565 * doc/sourcebuild.texi: Likewise.
566 * doc/standards.texi: Likewise.
567 * doc/tree-ssa.texi: Likewise.
568 * doc/trouble.texi: Likewise.
570 * doc/extend.texi: Use @: or add comma where appropriate.
571 * doc/invoke.texi: Likewise.
572 * doc/tm.texi: Likewise.
574 2008-02-14 Alan Modra <amodra@bigpond.net.au>
577 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
580 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
582 * doc/md.texi (clz, ctz): Add reference.
583 * doc/rtl.texi (clz, ctz): Likewise.
585 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
588 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
591 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
593 * config/s390/s390.c (struct constant_pool): New field
594 emit_pool_after added.
595 (s390_mainpool_start): Set the emit_pool_after flag according
596 to the section switch notes.
597 (s390_mainpool_finish): Consider emit_pool_after when emitting
598 the literal pool at the end of the function.
599 (s390_chunkify_start): Force literal pool splits at section
602 2008-02-13 Michael Matz <matz@suse.de>
605 * var-tracking.c (clobber_variable_part): Correctly traverse the
608 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
611 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
612 Add -fdump-ipa-inline.
613 * tree-dump.c (dump_files): Remove tree-inlined dump.
614 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
616 2008-02-12 Richard Guenther <rguenther@suse.de>
618 PR tree-optimization/35171
619 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
622 2008-02-12 Richard Guenther <rguenther@suse.de>
625 * fold-const.c (fold_widened_comparison): Use get_unwidened in
626 value-preserving mode. Disallow final truncation.
628 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
631 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
633 (force_gimple_operand): ...here.
635 2008-02-12 Jakub Jelinek <jakub@redhat.com>
638 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
639 non-compatible pointers.
640 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
641 different FIELD_DECLs, try harder by comparing field offsets, sizes
645 * function.c (match_asm_constraints_1): Don't replace the same input
648 2008-02-12 Anatoly Sokolov <aesok@post.ru>
650 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
651 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
652 (expand_epilogue): Restore RAMPZ register.
653 * config/avr/avr.md (RAMPZ_ADDR): New constant.
655 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
657 * config/i386/cygwin.asm: (__alloca): Correct calling
658 convention and alignment.
659 (__chkstk): Force 8 byte stack alignment.
661 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
662 Richard Guenther <rguenther@suse.de>
664 PR tree-optimization/33992
665 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
666 the zero we compare against.
668 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
671 * gthr-win32.h (__gthread_mutex_destroy_function): New function
672 to CloseHandle after unlocking to prevent accumulation of handle
675 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
678 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
679 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
680 and update LABEL_NUSES during and after reload.
682 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
685 * combine.c (simplify_if_then_else): Make sure the comparison is
686 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
688 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
691 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
692 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
693 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
694 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
695 * tree.h (get_type_static_bounds): Likewise.
697 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
699 * doc/invoke.texi (Option Summary, C++ Dialect Options)
700 (Objective-C and Objective-C++ Dialect Options, Warning Options):
701 Make -Wfoo language annotations match what the compiler outputs.
703 2008-02-08 Sa Liu <saliu@de.ibm.com>
705 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
706 intrinsics spu_convts, spu_convtu, spu_convtf.
707 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
709 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
711 * doc/extend.texi (Function Attributes) <noinline>: Mention
712 asm ("") as method to keep calls.
714 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
717 * doc/options.texi (Options): Replace references to opts.sh with
719 * opts-common.c: Likewise.
720 * optc-gen.awk: Likewise.
722 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
724 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
726 2008-02-07 Richard Henderson <rth@redhat.com>
729 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
730 EXPR_LIST for the REG_EQUAL instead of a comparison with a
733 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
735 PR tree-optimization/35085
736 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
737 for operand entry oe2 in addition to operand entry oe3 in order to
738 expose more opportunities for vectorizer sum reduction.
740 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
743 * Makefile.in (LIBS): Remove $(GMPLIBS).
744 (cc1-dummy, cc1): Add $(GMPLIBS).
746 2008-02-06 Jan Hubicka <jh@suse.cz>
749 * i386.md (moddf_integer): Do not produce partial memory stalls for
750 targets where it hurts.
752 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
755 * optabs.c (expand_float): Do not check for decimal modes when
756 expanding unsigned integer through signed conversion.
758 2008-02-06 Nick Clifton <nickc@redhat.com>
760 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
761 inside the clobber with a match_operand and duplicated operand
762 number in the constraint.
763 (ineqbranchsi): Delete redundant comment.
765 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
767 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
768 builtin_define ("__USE_INIT_FINI__").
769 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
771 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
773 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
775 PR documentation/30330
776 * doc/invoke.texi (C++ Dialect Options)
777 (Objective-C and Objective-C++ Dialect Options, Warning Options):
778 For each warning option -Wfoo that allows -Wno-foo, ensure both
779 -Wfoo and -Wno-foo are listed in the option index. Fix index
780 entry of -Wswitch-default, index -Wnormalized= including the
781 `=', and -Wlarger-than-@var{len} including @var{len}.
783 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
785 * config/i386/i386.md (floatunssisf2): Use
786 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
787 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
788 Macroize expander using MODEF mode iterator.
790 2008-02-05 Diego Novillo <dnovillo@google.com>
792 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
795 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
797 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
800 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
802 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
805 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
806 to indicate if a message should be generated.
807 (init_cumulative_args): Updated.
808 (function_value_32): Likewise.
810 2008-02-05 Joseph Myers <joseph@codesourcery.com>
812 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
814 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
817 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
818 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
820 2008-02-04 Diego Novillo <dnovillo@google.com>
822 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
825 * tree-vrp.c (vrp_evaluate_conditional): With
826 -Wtype-limits, emit a warning when comparing against a
827 constant outside the natural range of OP0's type.
829 2008-02-04 Richard Guenther <rguenther@suse.de>
832 * expr.c (count_type_elements): Give for unions instead of
835 2008-02-04 Richard Guenther <rguenther@suse.de>
838 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
839 to TYPE_DOMAINs base type instead of using bitsizetype here.
841 2008-02-03 Jason Merrill <jason@redhat.com>
843 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
845 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
848 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
849 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
850 (RS/6000 and PowerPC Options): Fix typos and markup.
851 * doc/passes.texi (Tree-SSA passes): Likewise.
853 2008-02-02 Michael Matz <matz@suse.de>
856 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
857 from record_last_reg_set_info.
858 (record_last_reg_set_info): Take an RTX argument, iterate over all
859 constituent hardregs.
860 (record_last_set_info, record_opr_changes): Change calls to
861 new signature or to record_last_reg_set_info_regno.
863 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
865 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
867 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
869 PR rtl-optimization/34773
870 * reg-notes.def (EQUAL): Mention significance of combination of
871 REG_EQUAL and REG_RETVAL.
872 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
873 insn that has a REG_RETVAL.
875 2008-02-01 Roger Sayle <roger@eyesopen.com>
878 * configure.ac (--enable-fixed-point): Disable unless explicitly
880 * configure: Regenerate.
882 2008-02-01 Richard Guenther <rguenther@suse.de>
885 * invoke.texi (-finline-limit): Remove no longer true parts
886 of the documentation. Note that there is no default value.
888 2008-02-01 Andrew Pinski <pinskia@gmail.com>
889 Mark Mitchell <mark@codesourcery.com>
890 Ben Elliston <bje@au.ibm.com>
893 * doc/extend.texi (Other Builtins): Document.
895 2008-01-31 Tom Browder <tom.browder@gmail.com>
897 * doc/c-tree.texi (Types): Fix grammar.
898 (Expression trees): Ditto.
899 * doc/passes.texi (Tree-SSA passes): Ditto.
901 * doc/configterms.texi (Configure Terms): Fix typo.
902 * doc/cpp.texi (Common Predefined Macros): Ditto.
903 * doc/md.texi (Machine Constraints): Ditto.
905 * doc/makefile.texi (Makefile): Add comma.
907 2008-01-31 Tom Browder <tom.browder@gmail.com>
908 Gerald Pfeifer <gerald@pfeifer.com>
910 * doc/sourcebuild.texi (Front End): Remove references to CVS
912 (Texinfo Manuals): Replace reference to CVS by one to SVN.
913 (Back End): Remove reference to CVS.
915 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
918 * config/mips/mips.c (gen_load_const_gp): New function, taking a
920 (mips16_gp_pseudo_reg): ...here.
921 * config/mips/mips.md (load_const_gp): Replace with...
922 (load_const_gp_<mode>): ...this :P-based insn.
924 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
926 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
927 options. Minor fixes.
928 (-std): Move reference to standards closer to where language
929 standards are first mentioned.
931 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
933 PR rtl-optimization/34995
934 * reload.c (alternative_allows_const_pool_ref): Take an rtx
935 parameter and return a bool. If the rtx parameter is nonnull,
936 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
937 (find_reloads): Update call accordingly. Pass the new operand
938 if it needed no address reloads, otherwise pass null.
940 2008-01-30 Richard Henderson <rth@redhat.com>
943 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
944 for unbounded arrays.
946 2008-01-30 Silvius Rus <rus@google.com>
948 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
950 2008-01-30 Jan Hubicka <jh@suse.cz>
953 * i386.c (init_cumulative_args): Use real function declaration when
956 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
958 PR rtl-optimization/34998
959 * global.c (build_insn_chain): Treat non-subreg_lowpart
960 SUBREGs of pseudos as clobbering all the words covered by the
961 SUBREG, not just all the bytes.
962 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
963 original df_ref rather than an extract parameter.
964 (global_conflicts): Update call accordingly.
966 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
968 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
969 the overflow check to make it easier to read.
970 (__fixtfdi): Change the type of the ll member in union
971 long_double to UDItype_x.
973 2008-01-30 Jakub Jelinek <jakub@redhat.com>
976 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
977 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
978 * tree-inline.c (fold_marked_statements): Call
979 cgraph_update_edges_for_call_stmt if folding a call statement.
980 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
981 debug_generic_stmt calls, reset it back afterwards.
984 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
986 * c-typeck.c (build_external_ref): Don't pedwarn about
987 static vars in current function's scope.
989 2008-01-29 Joseph Myers <joseph@codesourcery.com>
991 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
993 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
996 * ipa-struct-reorg.c: Fix spelling.
999 2008-01-29 Richard Guenther <rguenther@suse.de>
1002 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1004 * tree-inline.c (remap_type): Increment remapping_type_depth
1005 around remapping types.
1006 (copy_body_r): Only add referenced variables if they are referenced
1007 from code, not types.
1009 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1020 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1021 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1023 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1026 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1027 pointer for tiny stack.
1029 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1031 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1033 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1035 * config/vx-common.h: Fix typo in comment.
1037 2008-01-28 Ian Lance Taylor <iant@google.com>
1041 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1042 coalesce pointers if they have different DECL_NO_TBAA_P values.
1043 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1044 between variables with different DECL_NO_TBAA_P values.
1046 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1049 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1050 are not legitimate small data references on SPE targets.
1052 2008-01-28 David Daney <ddaney@avtrex.com>
1054 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1056 2008-01-28 David Daney <ddaney@avtrex.com>
1058 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1060 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1062 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1063 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1064 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1065 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1066 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1067 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1068 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1069 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1071 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1073 * basic-block.h (condjump_equiv_p): Fix comment.
1075 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1077 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1078 print_generic_stmt_indented): Fix comment.
1080 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1082 * configure.ac (__stack_chk_fail): Add detecion for availability
1083 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1084 * configure: Regenerate.
1086 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1089 * final.c (output_addr_const): Handle TRUNCATE.
1091 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1094 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1095 (zero_cost, infinite_cost): New constants.
1096 (struct cost_pair): Change type of cost to comp_cost.
1097 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1098 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1100 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1101 split_address_cost, ptr_difference_cost, difference_cost,
1102 get_computation_cost_at, get_computation_cost,
1103 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1104 determine_use_iv_cost_condition, determine_use_iv_costs,
1105 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1106 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1107 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1108 Change type of cost to comp_cost.
1109 (determine_iv_cost): Increase cost of non-original ivs, instead
1110 of decreasing the cost of original ones.
1111 (get_address_cost): Indicate the complexity of the addressing mode
1113 (try_add_cand_for): Prefer using ivs not specific to some object.
1114 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1116 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1117 Janis Johnson <janis187@us.ibm.com>
1120 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1121 (TARGET_INSTANTIATE_DECLS): Likewise.
1122 * target.h (expand_to_rtl_hook): New target hook.
1123 (instantiate_decls): Likewise.
1124 * function.c (instantiate_decl): Make non-static. Rename to...
1125 (instantiate_decl_rtl): ... this.
1126 (instantiate_expr): Use instantiate_decl_rtl.
1127 (instantiate_decls_1): Likewise.
1128 (instantiate_decls): Likewise.
1129 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1130 * function.h (instantiate_decl_rtl): Add prototype.
1131 * cfgexpand.c (target.h): New include.
1132 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1133 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1134 (TARGET_INSTANTIATE_DECLS): Likewise.
1135 (TARGET_INITIALIZER): New target hooks added.
1136 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1138 * config/rs6000/rs6000.c (tree-flow.h): New include.
1139 (machine_function): Add sdmode_stack_slot field.
1140 (rs6000_alloc_sdmode_stack_slot): New function.
1141 (rs6000_instantiate_decls): Likewise.
1142 (rs6000_secondary_memory_needed_rtx): Likewise.
1143 (rs6000_check_sdmode): Likewise.
1144 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1145 (TARGET_INSTANTIATE_DECLS): Likewise.
1146 (rs6000_hard_regno_mode_ok): Allow SDmode.
1147 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1148 (rs6000_emit_move): Handle SDmode.
1149 (function_arg_advance): Likewise.
1150 (function_arg): Likewise.
1151 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1152 SDmode var args for 32-bit compiles.
1153 (rs6000_secondary_reload_class): Handle SDmode.
1154 (rs6000_output_function_epilogue): Likewise.
1155 (rs6000_function_value): Simplify if statement.
1156 (rs6000_libcall_value): Likewise.
1157 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1158 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1159 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1160 (movsd_hardfloat): New define_insn.
1161 (movsd_softfloat): Likewise.
1162 (movsd_store): Likewise.
1163 (movsd_load): Likewise.
1164 (extendsddd2): Likewise.
1165 (extendsdtd2): Likewise.
1166 (truncddsd2): Likewise.
1167 (movdd_hardfloat64): Fixup comment.
1168 (UNSPEC_MOVSD_LOAD): New constant.
1169 (UNSPEC_MOVSD_STORE): Likewise.
1171 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1174 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1176 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1177 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1178 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1181 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1184 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1185 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1186 __LONGDOUBLE128 too.
1187 * config/rs6000/aix61.h: New file.
1189 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1191 PR rtl-optimization/34959
1192 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1193 popcount and parity rtxes the same mode as their operand.
1194 Truncate or extend the result to the return value's mode
1197 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1200 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1201 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1202 to GOT_VERSION_REGNUM.
1203 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1204 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1205 * config/mips/mips.c (mips_emit_call_insn): New function.
1206 (mips_call_tls_get_addr): Call mips_expand_call directly.
1207 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1209 (mips16_build_call_stub): Likewise. Return the call insn or null.
1210 (mips_expand_call): Update the call to mips16_build_call_stub
1211 accordingly and a remove redundant condition. Assert that MIPS16
1212 stubs do not use lazy binding. Use mips_emit_call_insn and return
1214 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1216 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1217 (mips_avoid_hazard): Remove hazard_set handling.
1218 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1219 (UNSPEC_RESTORE_GP): ...this.
1220 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1221 (FAKE_CALL_REGNO): Rename to...
1222 (GOT_VERSION_REGNUM): ...this.
1223 (type): Add "ghost" value. Add an associated insn reservation.
1224 (hazard_set): Remove.
1225 (exception_receiver): Rename to...
1226 (restore_gp): ...this and update the unspec identifier accordingly.
1227 (exception_receiver, nonlocal_got_receiver): New expanders.
1228 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
1229 FAKE_CALL_REGNO. Remove hazard_set attribute.
1230 (set_got_version, update_got_version): New patterns.
1232 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
1235 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1237 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1240 * doc/install.texi2html: Generate gcc-vers.texi.
1242 2008-01-25 DJ Delorie <dj@redhat.com>
1244 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1246 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1248 * config/c4x: Remove directory.
1249 * config.gcc (crx-*, mt-*): Mark obsolete.
1250 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1251 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1252 sh-*-rtemscoff*): Remove cases.
1253 * defaults.h (C4X_FLOAT_FORMAT): Remove.
1254 * real.c (encode_c4x_single, decode_c4x_single,
1255 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1256 c4x_extended_format): Remove.
1257 * real.h (c4x_single_format, c4x_extended_format): Remove.
1258 * doc/extend.texi (interrupt, naked): Remove mention of attributes
1260 (Pragmas): Remove comment about c4x pragmas.
1261 * doc/install.texi (c4x): Remove target-specific instructions.
1262 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1263 * doc/md.texi (Machine Constraints): Remove C4x documentation.
1264 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1265 refer to C4x source files as examples.
1266 (C4X_FLOAT_FORMAT): Remove documentation.
1268 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
1270 * config/bfin/bfin.c (override_options): Reorder tests so that
1271 flag_pic gets enabled for -msep-data.
1273 2008-01-25 Richard Guenther <rguenther@suse.de>
1276 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1277 to its bitfield precision if required.
1279 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1282 * tree-nested.c (walk_omp_for): New function.
1283 (convert_nonlocal_reference, convert_local_reference): Call
1284 walk_omp_for on OMP_FOR.
1285 (convert_call_expr): Call walk_body on OMP_FOR's
1286 OMP_FOR_PRE_INIT_BODY.
1288 2008-01-25 Richard Guenther <rguenther@suse.de>
1290 PR tree-optimization/34966
1291 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1292 default defs and PHI_NODEs we have to insert after the
1295 2008-01-24 Nick Clifton <nickc@redhat.com>
1297 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1298 Provide a default definition.
1299 (LIBGCC2_UNITS_PER_WORD): Likewise.
1301 * config/stormy16/stormy16.c: Include df.h for the prototype
1302 for df_regs_ever_live_p.
1303 (xstormy16_expand_builtin_va_start): Convert the stack offset
1304 into a component_ref and then use POINTER_PLUS_EXPR to add it
1305 to the incoming_virtual_args_rtx.
1306 (xstormy16_gimplify_va_arg_expr): Rename to
1307 xstormy16_gimplify_va_arg_expr.
1308 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1309 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1310 xstormy16_gimplify_va_arg_expr.
1311 Fix up some formatting issues.
1313 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1314 Move to predicates.md.
1315 (xs_hi_general_operand): Likewise.
1316 (xs_hi_nonmemory_operand): Likewise.
1317 * config/stormy16/predicates.md:
1318 (xstormy16_carry_plus_operand): New predicate.
1319 (xs_hi_general_operand): New predicate.
1320 (xs_hi_nonmemory_operand): New predicate.
1321 * config/stormy16/stormy16-protos.h:
1322 (xstormy16_carry_plus_operand): Delete prototype.
1323 (xs_hi_general_operand): Likewise.
1324 (xs_hi_nonmemory_operand): Likewise.
1326 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1327 modifiers as they are no longer needed and they can trigger
1328 reload spill failures.
1330 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1331 with a match_operand in order to help reload.
1333 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1334 constraint with 'e' for the 8th alternative as this version of
1335 the mov.w instruction only accepts the lower 8 registers.
1337 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
1340 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1341 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1344 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1347 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1349 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1351 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1353 (remove_structure): Update allocations list before removing structure.
1355 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1357 * ipa-struct-reorg.c (is_safe_cond_expr,
1358 create_new_stmts_for_cond_expr): Use integer_zerop function,
1359 that recognize not only zero-pointer, but zero-integer too.
1361 2008-01-25 Ben Elliston <bje@au.ibm.com>
1364 * fixproto: Escape "." in sed expression that strips leading "./".
1366 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
1369 * gcc.c (SWITCH_OK): Removed.
1370 (SWITCH_LIVE): Changed to bit.
1371 (SWITCH_FALSE): Likewise.
1372 (SWITCH_IGNORE): Likewise.
1373 (switchstr): Change live_cond to unsigned int.
1374 (process_command): Replace SWITCH_OK with 0.
1375 (do_self_spec): Likewise.
1376 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1377 (give_switch): Likewise.
1378 (used_arg): Likewise.
1379 (do_spec_1): Set the SWITCH_IGNORE bit.
1380 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1381 bits. Set the SWITCH_LIVE bit.
1383 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1385 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1387 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
1389 PR tree-optimization/34472
1390 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1391 parameter to a "bool *" and set *DATA to false if there is
1392 an unsafe access. Do not delete the structure here.
1393 (check_cond_exprs): Delete it here instead.
1394 (check_cond_exprs, exclude_cold_structs): Do not increase
1395 I when removing a structure.
1397 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
1400 * config/i386/i386.c (ix86_expand_vector_init): Consider only
1401 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1403 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
1406 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1407 a fixed vector for stack.
1409 2008-01-24 Ben Elliston <bje@au.ibm.com>
1412 * doc/gcc.texi (Software development): Add a direntry for g++.
1414 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
1416 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1417 stale and straggling -fforce-addr comments above.
1419 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1421 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1422 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1424 2008-01-23 Michael Matz <matz@suse.de>
1427 * dwarf2out.c (force_type_die): Use modified_type_die instead of
1430 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
1432 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1435 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1437 * config/avr/avr.c (avr_current_arch): New variable.
1438 (avr_arch_types): Add 'avr31' and 'avr51' entries.
1439 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1440 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1441 (avr_override_options): Init 'avr_current_arch'.
1442 (base_arch_s): Move from here...
1443 * config/avr/avr.h (base_arch_s): ... here. Add new members
1444 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1445 'mega' to 'have_jmp_call'.
1446 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1447 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
1449 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1451 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1452 MULTILIB_MATCHES): (Ditto.).
1454 2008-01-23 Richard Guenther <rguenther@suse.de>
1457 * cgraphunit.c (cgraph_reset_node): Always mark the node
1458 not reachable if it is not queued already.
1460 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
1462 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1463 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1464 (cputype_selected): New static variable.
1465 (bfin_handle_option): Set it if -mcpu is used.
1466 (override_option): Select default set of workarounds if no cpu type
1467 selected on the command line.
1468 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1470 From Michael Frysinger <michael.frysinger@analog.com>
1471 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1472 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1474 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1475 for bf547, bf523, bf524, and bf526.
1476 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1478 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1479 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1480 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1481 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1482 * doc/invoke.texi (Blackfin Options): Document that
1483 -mcpu now accept bf547, bf523, bf524, and bf526.
1485 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1487 PR rtl-optimization/34628
1488 * combine.c (try_combine): Stop and undo after the first combination
1489 if an autoincrement side-effect on the first insn has effectively
1492 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1495 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1496 Offset addresses are not valid for Altivec or paired float modes.
1498 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1501 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1502 if DECL_INITIAL (decl) is error_mark_node.
1505 * c-common.c (handle_vector_size_attribute): Only allow
1506 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1507 the same way as pointer, array etc. types.
1508 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1511 * tree.c (build_type_attribute_qual_variant): Call
1512 build_qualified_type if attributes are equal, but quals are not.
1514 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1517 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1518 * flags.h (warn_strict_aliasing): Remove.
1519 (warn_strict_overflow): Remove.
1520 * opts.c (warn_strict_aliasing): Remove.
1521 (warn_strict_overflow): Remove.
1522 * c-opts.c (c_common_handle_option): -Wall only sets
1523 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1524 (c_common_post_options): Give default values to -Wstrict-aliasing
1525 and -Wstrict-overflow if they are uninitialized.
1526 * common.opt (Wstrict-aliasing): Specify Var and Init.
1527 (Wstrict-overflow): Likewise.
1529 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1531 PR rtl-optimization/26854
1532 PR rtl-optimization/34400
1533 PR rtl-optimization/34884
1534 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1536 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1537 (df_rd_bb_info.expanded_lr_out): Deleted
1538 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1539 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1540 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1541 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1542 Removed code to allocate, initialize or free expanded_lr_out.
1543 (df_rd_bb_local_compute_process_def): Restructured to make more
1545 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1546 sets if the sets are being trimmed.
1548 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1551 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1552 (as_vers): Likewise.
1553 * configure: Regenerated.
1555 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1558 * tree-pass.h (pass_build_alias): New pass.
1559 * tree-ssa-alias.c (gate_build_alias): New.
1560 (pass_build_alias): New.
1561 * passes.c (init_optimization_passes): Add pass_build_alias after
1562 pass_create_structure_vars.
1564 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1566 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1567 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1568 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1569 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1570 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1571 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1572 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1573 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1574 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1575 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1576 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1577 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1578 * config/s390/s390.md (FP_ALL): New mode iterator.
1579 (_d): New mode attribute.
1580 ("*signbit<mode>2>"): Changed mode of first operand.
1581 ("isinf<mode>2"): Changed mode of first operand.
1582 ("*TDC_insn"): Adaptation for DFP modes.
1584 2008-01-22 Ben Elliston <bje@au.ibm.com>
1586 * tree.c (check_qualified_type): Improve function description.
1588 2008-01-21 Jason Merrill <jason@redhat.com>
1591 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1592 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1595 2008-01-21 DJ Delorie <dj@redhat.com>
1597 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1600 2008-01-21 Richard Guenther <rguenther@suse.de>
1603 * tree-cfg.c (verify_expr): Allow all invariant expressions
1604 instead of just constant class ones as reference argument.
1605 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1606 like any other constant.
1607 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1609 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1611 * regmove.c (fixup_match_1): Update call crossed frequencies.
1613 2008-01-21 Richard Guenther <rguenther@suse.de>
1616 * tree-inline.c (setup_one_parameter): Deal with mismatched
1617 types using a VIEW_CONVERT_EXPR.
1619 2008-01-21 Alon Dayan <alond@il.ibm.com>
1620 Olga Golovanevsky <olga@il.ibm.com>
1622 PR tree-optimization/34701
1623 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1624 when the structure size is not a power of 2.
1626 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1628 * doc/install.texi: Add doc for --enable-checking=df.
1630 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1632 PR rtl-optimization/34808
1633 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1635 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1637 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1640 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1642 PR rtl-optimization/26854
1643 PR rtl-optimization/34400
1644 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1646 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1647 (df_rd_bb_info.expanded_lr_out): New.
1648 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1649 * loop_iv.c (iv_analysis_loop_init): Ditto.
1650 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1651 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1652 Added code to allocate, initialize or free expanded_lr_out.
1653 (df_rd_bb_local_compute_process_def): Restructured to make
1654 more understandable.
1655 (df_rd_confluence_n): Add code to do nothing with fake edges and
1656 code to no apply invalidate_by_call sets if the sets are being trimmed.
1657 (df_lr_local_finalize): Renamed to df_lr_finalize.
1658 (df_live_local_finalize): Renamed to df_live_finalize.
1660 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1663 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1664 deciding whether to use reciprocal instructions.
1666 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1668 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1669 dwarf2out_note_section_used if cold_text_section is NULL.
1671 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1673 PR gcov-profile/34610
1674 * tree-cfg.c (make_edges): Mark both outgoing edges from
1675 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1676 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1677 from OMP_FOR and OMP_CONTINUE outgoing edges.
1679 * tree-profile.c (tree_profiling): Return early if
1680 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1682 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1683 from cfun to child_cfun.
1684 * function.h (struct function): Add after_tree_profile bit.
1686 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1688 * config/avr/avr.S (_exit): Disable interrupt.
1690 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1691 Steven Bosscher <stevenb.gcc@gmail.com>
1693 PR rtl-optimization/26854
1694 PR rtl-optimization/34400
1695 * df-problems.c (df_live_scratch): New scratch bitmap.
1696 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1697 (df_live_reset): Clear the proper bitmaps.
1698 (df_live_bb_local_compute): Only process the artificial defs once
1699 since the order is not important.
1700 (df_live_init): Init the df_live sets only with the variables
1701 found live by df_lr.
1702 (df_live_transfer_function): Use the df_lr sets to prune the
1703 df_live sets as they are being computed.
1704 (df_live_free): Free df_live_scratch.
1706 2008-01-18 Ian Lance Taylor <iant@google.com>
1708 * common.opt: Add fmerge-debug-strings.
1709 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1710 flag_merge_debug_strings rather than flag_merge_constants.
1711 * doc/invoke.texi (Option Summary): Mention
1712 -fmerge-debug-strings.
1713 (Debugging Options): Document -fmerge-debug-strings.
1715 2008-01-18 Ian Lance Taylor <iant@google.com>
1718 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1719 (struct tree_function_decl): Add new field operator_new_flag.
1720 * tree-inline.c (expand_call_inline): When inlining a call to
1721 operator new, force the return value to go into a variable, and
1722 set DECL_NO_TBAA_P on that variable.
1723 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1725 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1728 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1729 DWARF2_DEBUGGING_INFO.
1730 (dwarf2out_note_section_used): Ditto. Add prototype.
1731 (have_multiple_function_sections, text_section_used,
1732 cold_text_section_used, *cold_text_sections): Move declarations
1735 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1737 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1738 field and add signal_ra.
1739 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1740 assignments to frame state pc. Move end of stack check after
1741 MD_FALLBACK_FRAME_STATE_FOR.
1742 (uw_update_context_1): Use frame state signal_regs if set, instead
1743 of checking signal_frame flag.
1744 (uw_update_context): Use frame state signal_ra if set.
1745 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1746 * config/xtensa/linux-unwind.h: New file.
1748 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1750 * modulo-sched.c (get_sched_window): Fix comment typo.
1752 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1754 PR tree-optimization/34648
1755 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1757 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1759 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1760 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1762 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1764 PR rtl-optimization/34400
1765 * df-core.c (df_worklist_dataflow_overeager,
1766 df_worklist_dataflow_doublequeue): New functions.
1767 (df_worklist_dataflow): Two different worklist solvers.
1768 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1771 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1774 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1775 and ftree-parallelize-loops.
1777 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1779 PR rtl-optimization/34826
1780 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1782 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1784 * global.c (find_reg): Mark the eh regs as used if necessary.
1785 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1786 * ra.h (struct allocno): no_eh_reg field added. Changed
1787 no_stack_reg type to bitfield.
1789 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1791 * tree.c (substitute_in_expr): Add missing 'break'.
1793 2008-01-17 Richard Guenther <rguenther@suse.de>
1795 PR tree-optimization/34825
1796 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1797 x / x as division to handle.
1799 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1801 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1802 "-pthread" is specified.
1803 * pa-hpux11.h (LIB_SPEC): Likewise.
1805 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1806 Peter Bergner <bergner@vnet.ibm.com>
1808 PR rtl-optimization/33796
1809 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1811 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1813 PR libgfortran/34699
1814 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1816 * pa-hpux10.h (LINK_SPEC): Likewise.
1817 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1819 2008-01-16 Richard Guenther <rguenther@suse.de>
1822 * fold-const.c (fold_convert_const_int_from_int): Do not
1823 set overflow if that occured only because of a sign extension
1824 change when converting from/to a sizetype with the same
1825 precision and signedness.
1827 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1830 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1831 location address to the correct place. Update copyright year.
1833 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1835 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1836 no dependences in the dependence_relations vector.
1838 2008-01-16 Jan Hubicka <jh@suse.cz>
1840 PR rtl-optimization/31396
1841 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1842 * cfg.c (dump_reg_info): Print it.
1843 * regs.h (struct reg_info_t): add freq_calls_crossed.
1844 (REG_FREQ_CALLS_CROSSED): New macro.
1845 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1846 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1847 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1848 regmove_optimize): Update call crossed frequencies.
1849 * local-alloc.c (struct qty): Add freq_calls_crossed.
1850 (alloc_qty): Copute freq_calls_crossed.
1851 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1852 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1853 * ra.h (struct allocno): Add freq_calls_crossed.
1855 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1857 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1858 libgomp when compiling with ftree-parallelize-loops.
1859 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1861 2008-01-16 Richard Guenther <rguenther@suse.de>
1863 PR tree-optimization/34769
1864 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1865 * tree.c (int_cst_value): Instead make this function more
1866 permissive in what it accepts as valid input. Document this
1867 function always sign-extends the value.
1869 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1870 Richard Guenther <rguenther@suse.de>
1873 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1874 (gimple_fold_indirect_ref_rhs): ... this.
1875 (gimple_fold_indirect_ref): New function with foldings
1876 that preserve lvalueness.
1877 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1878 * tree-flow.h (gimple_fold_indirect_ref): Declare.
1879 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1880 to fold an INDIRECT_REF, fall back to the old use of
1881 fold_indirect_ref_1.
1883 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1885 * tree-data-ref.c (subscript_dependence_tester_1): Call
1886 free_conflict_function.
1887 (compute_self_dependence): Same.
1889 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1892 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1893 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
1895 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1896 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1897 for DWARF2_UNWIND_INFO targets.
1899 2008-01-16 Richard Guenther <rguenther@suse.de>
1902 * c-typeck.c (common_pointer_type): Do not merge inconsistent
1903 type qualifiers for function types.
1905 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1907 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1908 loop_iterator li from previous commit.
1910 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
1912 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1914 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1916 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1917 (parallelize_loops): Don't parallelize irreducible components.
1919 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1922 * c-opts (c_common_post_options): Do not enable CPP
1923 flag_pedantic_errors by default.
1925 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
1927 PR rtl-optimization/31944
1928 * cse.c (remove_pseudo_from_table): New function.
1929 (merge_equiv_classes): Use above function to remove pseudo-registers.
1930 (invalidate): Likewise.
1932 2008-01-13 Richard Guenther <rguenther@suse.de>
1935 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
1936 instead of TYPE_MODE to deal with calls from expand_one_error_var.
1938 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
1940 * gcse.c (cprop_jump): Call validate_unshare_change instead of
1941 validate_change to unshare the source of the PC set.
1943 2008-01-12 Jan Hubicka <jh@suse.cz>
1946 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
1947 references above array bounds. This might trigger bounds checks for
1950 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1952 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
1953 new_replaceable_dependencies.
1955 2008-01-12 Doug Kwan <dougkwan@google.com>
1957 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
1958 instead of OPT_Wreturn_type in warning due to ignored return type
1960 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
1961 options included in -Wextra.
1962 * c.opt: New option -Wignored_qualifiers.
1963 * doc/invoke.texi (Warning Options, -Wextra): Add new option
1964 -Wignore_qualifiers.
1965 (-Wignored-qualifiers): Document.
1966 (-Wreturn-type): Remove description of functionality now handled
1967 by -Wignored-qualifiers.
1969 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
1972 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
1973 NOP_EXPR if it is between integral types with the same precision.
1975 2008-01-12 Jan Hubicka <jh@suse.cz>
1978 * invoke.texi (max-inline-recursive-depth): Fix default value.
1980 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
1982 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
1985 2008-01-11 Bob Wilson <bob.wilson@acm.org>
1987 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
1989 2008-01-11 James E. Wilson <wilson@specifix.com>
1992 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
1994 2008-01-11 Anatoly Sokolov <aesok@post.ru>
1996 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
1997 save/restore frame pointer register and don't use 'call-prologues'
1998 optimization in function with "OS_task" attribute.
2000 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2003 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2004 when copying to memory.
2006 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2008 PR rtl-optimization/30905
2009 * cfgcleanup.c: Include dce.h
2010 (crossjumps_occured): New global variable.
2011 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2012 If something changed, set crossjumps_occured to true.
2013 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2014 Don't add/remove fake edges to exit here...
2015 (cleanup_cfg): ...but do it here, when crossjumping.
2016 Run a fast DCE when successful crossjumps occured in the latest
2017 iteration of try_optimize_cfg.
2019 2008-01-11 Richard Guenther <rguenther@suse.de>
2021 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2022 (struct vn_unary_op_s): Likewise.
2023 (vn_reference_insert): Free old reference on hash collision.
2025 2008-01-10 Raksit Ashok <raksit@google.com>
2027 PR rtl-optimization/27971
2028 * combine.c (find_split_point): Split PLUS expressions which are
2029 inside a MEM rtx, and whose first operand is complex.
2031 2008-01-10 DJ Delorie <dj@redhat.com>
2033 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2034 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2035 (m32c_hard_regno_ok): Call the underlying function.
2037 2008-01-10 Richard Guenther <rguenther@suse.de>
2040 * tree-cfg.c (tree_merge_blocks): Do not go through the
2041 full-blown folding and stmt updating path if we just deal
2042 with virtual operands.
2043 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2044 test for abnormal SSA_NAMEs.
2046 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2049 * reload.c (push_reload): Add assertions. All constants from
2050 reg_equiv_constant should have been used for replacing the respective
2052 (find_reloads_address): Invoke find_reloads_address_part for
2053 constant taken from the reg_equiv_constant array.
2055 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2057 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2058 field (valnum) the first in the struct. Replace bools with
2061 2008-01-10 Richard Guenther <rguenther@suse.de>
2063 PR tree-optimization/34651
2064 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2065 types and ordering for masking and converting.
2067 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2069 PR tree-optimization/34017
2070 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2071 also for PHI_NODE expressions.
2073 2008-01-09 Jan Hubicka <jh@suse.cz>
2075 PR tree-optimization/34708
2076 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2077 based on number of case labels.
2078 (init_inline_once): Remove switch_cost.
2079 * tree-inline.h (eni_weights_d): Remove switch_cost.
2081 2008-01-09 Richard Guenther <rguenther@suse.de>
2082 Andrew Pinski <andrew_pinski@playstation.sony.com>
2085 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2086 temporary if an rvalue is ok or an lvalue is not required.
2088 2008-01-09 Richard Guenther <rguenther@suse.de>
2091 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2094 2008-01-09 Richard Guenther <rguenther@suse.de>
2097 * tree.c (host_integerp): Check for sizetype only if the
2098 type is an integer type.
2100 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2103 * opts.c (decode_options): Disable inlining of functions called
2104 once if not in unit-at-a-time mode.
2106 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2108 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2110 2008-01-08 Richard Guenther <rguenther@suse.de>
2113 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2114 out early if the result will be unused.
2116 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2121 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2122 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2125 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2127 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2128 for vectorization tuned.
2130 2008-01-08 Richard Guenther <rguenther@suse.de>
2132 PR tree-optimization/34683
2133 * tree-ssa-operands.c (operand_build_cmp): Export.
2134 * tree-ssa-operands.h (operand_build_cmp): Declare.
2135 * tree-vn.c (vuses_compare): Remove.
2136 (sort_vuses): Use operand_build_cmp.
2137 (sort_vuses_heap): Likewise.
2138 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2139 to re-use old VEC if available. Do not sort already sorted VUSEs.
2140 (vdefs_to_vec): Do not sort already sorted VDEFs.
2142 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2145 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2147 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2150 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2151 limitations of reciprocal sequences on x86 targets.
2153 2008-01-08 Richard Guenther <rguenther@suse.de>
2155 PR tree-optimization/34683
2156 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2158 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2161 * config/darwin.c (darwin_mergeable_string_section): Don't use
2162 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2164 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2167 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2168 negxf2. Macroize expander using X87MODEF mode iterator. Change
2169 predicates of op0 and op1 to register_operand.
2170 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2171 expander using X87MODEF mode iterator. Change predicates of
2172 op0 and op1 to register_operand.
2173 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2174 corresponding patterns and macroize using MODEF macro. Change
2175 predicates of op0 and op1 to register_operand and remove
2176 "m" constraint. Disparage "r" alternative with "!".
2177 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2178 macroize using X87MODEF macro. Change predicates of op0 and op1
2179 to register_operand and remove "m" constraint. Disparage "r"
2180 alternative with "!".
2181 (absneg splitter with memory operands): Remove.
2182 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2183 patterns and macroize using X87MODEF mode iterator.
2184 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2185 Change predicate of op1 to register_operand.
2186 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2187 for memory operands.
2189 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2191 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2193 2008-01-07 Richard Guenther <rguenther@suse.de>
2195 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2198 2008-01-07 Richard Guenther <rguenther@suse.de>
2200 PR tree-optimization/34683
2201 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2202 VOPs of the needed size to save memory. Use VEC_quick_push
2203 to save compile-time.
2204 (vdefs_to_vec): Likewise.
2206 2008-01-07 Sa Liu <saliu@de.ibm.com>
2208 * config/spu/spu.md (divdf3): Genetate inline code for double
2209 division. The implementation doesn't handle INF or NAN, therefore it
2210 only applies when -ffinite-math-only is given.
2212 2008-01-06 Paolo Carlini <pcarlini@suse.de>
2215 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2216 * doc/cpp.texi ([Common Predefined Macros]): Document.
2218 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
2220 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2221 order to use commutative addition instead of subtraction.
2223 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2224 Mircea Namolaru <namolaru@il.ibm.com>
2225 Vladimir Yanovsky <yanov@il.ibm.com>
2226 Revital Eres <eres@il.ibm.com>
2228 PR tree-optimization/34263
2229 * tree-outof-ssa.c (process_single_block_loop_latch,
2230 contains_tree_r): New functions.
2231 (analyze_edges_for_bb): Call process_single_block_loop_latch
2232 function to empty single-basic-block latch block if possible.
2234 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2236 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2238 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2240 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2242 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2244 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2246 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2248 2008-01-05 Jakub Jelinek <jakub@redhat.com>
2250 PR tree-optimization/34618
2251 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2254 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2257 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2258 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
2259 Update copyright year.
2261 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2262 Update copyright year.
2263 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2266 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
2268 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2269 edge does not point to current bb before changing need_assert.
2271 2008-01-04 Richard Guenther <rguenther@suse.de>
2274 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2275 for verifying purposes if they are is_gimple_min_invariant.
2277 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
2279 PR tree-optimization/34448
2280 PR tree-optimization/34465
2281 * gimplify.c (gimplify_init_constructor): Add new parameter
2282 notify_temp_creation. Use it.
2283 (gimplify_modify_expr_rhs): Take volatiles into account when
2284 optimizing constructors.
2285 Do not optimize constructors if gimplify_init_constructor will dump to
2287 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2288 * gcc.c-torture/compile/pr34448.c: New.
2290 2008-01-04 Jakub Jelinek <jakub@redhat.com>
2292 PR gcov-profile/34609
2293 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2294 return_slot if result is TREE_ADDRESSABLE.
2296 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
2298 * config/mips/mips.md (sqrt_condition): Tweak comment.
2299 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2301 2008-01-03 Tom Tromey <tromey@redhat.com>
2304 * c-common.c (c_type_hash): Handle VLAs.
2306 2008-01-03 Jan Hubicka <jh@suse.cz>
2308 PR tree-optimization/31081
2309 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2310 0 when inlining and not inlining to first basic block.
2311 (remap_decl): When var is initialized to 0, don't set default_def.
2312 (expand_call_inline): Set entry_bb.
2313 * tree-inline.h (copy_body_data): Add entry_bb.
2315 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2318 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2321 PR tree-optimization/29484
2322 * tree-inline.c (inline_forbidden_p_2): New function.
2323 (inline_forbidden_p): Disallow inlining if some static var
2324 has an address of a local LABEL_DECL in its initializer.
2325 * doc/extend.texi (Labels as Values): Document &&foo behaviour
2328 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
2330 PR tree-optimization/34635
2331 * tree-data-ref.c (add_other_self_distances): Make sure that the
2332 evolution step is constant.
2334 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2337 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2339 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
2341 * tree-sra.c (scalarize_init): Insert the generate_element_init
2342 statements after the generate_element_zero statements.
2344 2008-01-02 Richard Guenther <rguenther@suse.de>
2348 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2349 for very large number of operands instead of ICEing.
2351 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
2354 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2355 while stack probing.
2357 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
2359 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2362 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
2365 * tree-mudflap.c (mx_register_decls): Guard warning by
2366 !DECL_ARTIFICIAL check.
2368 2008-01-01 Jakub Jelinek <jakub@redhat.com>
2370 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2371 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2372 sse5_perm<mode>): Fix constraints.