1 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5 file" warning condtional on -Winvalid-PCH.
7 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
11 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
15 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
16 prevent reload from using MMX registers.
17 (*mov<mode>_internal): Ditto.
18 (*movv2sf_internal_rex64): Ditto.
19 (*movv2sf_internal): Ditto.
21 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23 PR documentation/31569
24 * doc/install.texi2html: Use makeinfo --no-number-sections.
26 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
28 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
29 ensure that we can address an entire entity > 8 bytes. Don't
30 generate reg+reg addressing for such data.
32 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
34 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
35 strings when optimizing for size, unless the target cares about
38 2008-02-22 Tom Tromey <tromey@redhat.com>
40 * regclass.c (current_pass): Remove declaration.
42 2008-02-22 Anatoly Sokolov <aesok@post.ru>
44 * config/avr/libgcc.S (__RAMPZ__): Define.
45 (__do_copy_data): Add for devices with 128KB code memory.
47 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
49 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
51 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
53 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
55 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
58 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
61 * c-typeck.c (build_binary_op): Warn about floating point
62 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
64 2008-02-21 Janis Johnson <janis187@us.ibm.com>
67 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
68 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
70 (rs6000_override_options): Set altivec_abi as default, not override,
71 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
72 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
73 is used; use new member spe_abi.
74 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
75 spe_abi and altivec_abi.
77 2008-02-22 Tomas Bily <tbily@suse.cz>
79 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
81 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
84 * config.build (build_file_translate): Set to `CMD //c' only if
86 * Makefile.in (build_file_translate): Improve comment.
88 2008-02-21 Jan Hubicka <jh@suse.cz>
90 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
91 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
92 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
94 2008-02-21 Michael Matz <matz@suse.de>
97 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
99 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
101 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
102 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
104 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
105 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
106 SSE_VEC_FLOAT_MODE_P as insn constraint.
107 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
108 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
109 sse4a_movntdf using MODEF mode iterator.
110 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
111 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
112 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
113 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
114 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
115 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
116 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
118 2008-02-21 Richard Guenther <rguenther@suse.de>
120 * tree.def (PAREN_EXPR): New tree code.
121 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
123 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
124 * expr.c (expand_expr_real_1): Likewise.
125 * tree-inline.c (estimate_num_insns_1): Likewise.
126 * tree-complex.c (expand_complex_move): Likewise.
127 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
130 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
133 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
135 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
138 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
140 * config/sh/sh.c (find_barrier): Don't go past
141 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
143 2008-02-20 DJ Delorie <dj@redhat.com>
145 * config/h8300/h8300.md (insv): Force source operand to be a register.
147 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
148 as a jump, not as a plain insn.
150 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
152 * doc/invoke.texi (Warning Options): Add new option
153 -Wframe-larger-than=.
154 (-Wframe-larger-than): Document.
156 * flags.h (warn_frame_larger_than, frame_larger_than_size):
157 Add declarations for new option variables.
159 * final.c (final_start_function): Check the frame size
160 before emission and issue a Wframe-larger-than warning.
162 * opts.c (warn_frame_larger_than, frame_larger_than_size):
163 Add definitions for new option variables.
164 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
166 * common.opt (Wframe-larger-than=): New option.
168 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
170 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
171 (<sse>_div<mode>3): Ditto.
172 (<sse>_vmdiv<mode>3): Ditto.
173 (<sse>_vmsqrt<mode>2): Ditto.
174 (*smax<mode>3): Ditto.
175 (sse5_frcz<mode>2): Ditto.
176 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
179 2008-02-20 Richard Guenther <rguenther@suse.de>
182 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
183 be happy with INTEGRAL_TYPE_P.
185 2008-02-20 Richard Guenther <rguenther@suse.de>
187 * fold-const.c (split_tree): Associate floatig-point expressions
188 if flag_associative_math is set.
190 2008-02-20 Richard Guenther <rguenther@suse.de>
192 * tree.h (fold_real_zero_addition_p): Declare.
193 * fold-const.c (fold_real_zero_addition_p): Export.
194 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
195 floating-point operations with zero and one.
197 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
199 * doc/install.texi: Correct references to CFLAGS, replacing them
200 with BOOT_CFLAGS. Document flags used during bootstrap for
203 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
205 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
206 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
207 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
209 (smin<mode>3): Ditto from similar patterns.
210 (smax<mode>3): Ditto.
211 (*ieee_smin<mode>3): Ditto.
212 (*ieee_smax<mode>3): Ditto.
213 * config/i386/sse.md (sse): New mode attribute.
214 (mov<mode>): Macroize expander from movv4sf and movv2df using
215 SSEMODEF2P mode iterator.
216 (<sse>_movnt<mode>): Ditto from similar patterns. Use
217 SSE_VEC_FLOAT_MODE_P as insn constraint.
218 (storent<mode>): Ditto.
219 (storent<mode>): Macroize expander from storentsf and storentdf using
221 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
222 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
223 (abs<mode>2): Ditto from similar patterns.
224 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
225 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
226 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
227 (<sse>_vmsqrt<mode>2): Ditto.
228 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
229 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
230 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
231 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
232 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
233 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
234 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
236 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
237 iterator and SSE_FLOAT_MODE_P as insn constraint.
238 (<sse>_ucomi): Ditto from similar patterns.
239 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
240 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
241 SSE_VEC_FLOAT_MODE_P as insn constraint.
242 (vcond<mode>): Ditto from similar patterns.
243 (and<mode>3, *and<mode>3): Ditto.
244 (<sse>_nand<mode>3): Ditto.
245 (ior<mode>3, *ior<mode>3): Ditto.
246 (xor<mode>3, *xor<mode>3): Ditto.
247 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
248 iterator and SSE_FLOAT_MODE_P as insn constraint.
249 (*nand<mode>3): Ditto from similar patterns.
250 (*ior<mode>3): Ditto.
251 (*xor<mode>3): Ditto.
253 2008-02-20 Ira Rosen <irar@il.ibm.com>
255 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
256 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
257 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
259 2008-02-19 Jan Hubicka <jh@suse.cz>
261 * predict.c (tree_bb_level_predictions): Remove variable next
262 mistakely introduced by previous commit.
264 2008-02-19 Jan Hubicka <jh@suse.cz>
266 * predict.c (predict_paths_leading_to): Rewrite.
267 (predict_paths_for_bb): New.
268 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
270 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
273 * Makefile.in (build_file_translate): New.
274 (gcc-vers.texi): Use it for translating $(abs_srcdir).
275 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
276 * configure.ac (build_file_translate): Substitute it.
277 * configure: Regenerate.
279 2008-02-19 Jan Hubicka <jh@suse.cz>
281 PR rtl-optimization/34408
282 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
285 2008-02-19 Jan Hubicka <jh@suse.cz>
288 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
291 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
294 * config/i386/i386-modes.def: Revert the last DI alignment
295 change until Ada people can look into it.
297 2008-02-19 Nick Clifton <nickc@redhat.com>
299 * opts.c (print_specific_help): Fix typo in --help text.
301 2008-02-19 Jakub Jelinek <jakub@redhat.com>
304 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
305 32-bit inline asm without asm alternatives for host GCC < 3.0.
307 2008-02-19 Richard Guenther <rguenther@suse.de>
309 PR tree-optimization/34989
310 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
311 Allow propagation to INDIRECT_REF if we can simplify only.
313 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
315 * c-common.c (warn_for_collisions_1): Use appropriate option when
318 2008-02-19 Nick Clifton <nickc@redhat.com>
321 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
322 (handle_options): Fix indentation.
323 (print_filtered_help): If no language-specific options were
324 displayed tell the user how to list all the options supported by
325 the language's front-end.
326 (print_specific_help): Fix indentation and remove duplicate line.
327 (common_handle_option): Handle the -v option.
328 For --help enable the display of undocumented options if the -v
329 switch has been included on the command line.
330 For --help= check for overlaps in the arguments between the option
331 classes and the language names and issue a warning when they
332 cannot be disambiguated.
333 * c.opt (v): Pass on to the common option handler.
335 2008-02-19 Revital Eres <eres@il.ibm.com>
337 * modulo-sched.c (sms_schedule): Change dump message when
338 create_ddg function fails.
339 (try_scheduling_node_in_cycle): Rename row to cycle.
340 (print_partial_schedule): Rename CYCLE to ROW.
342 2008-02-19 Christian Bruel <christian.bruel@st.com>
343 Zdenek Dvorak <ook@ucw.cz>
345 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
347 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
350 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
351 (*x86_movdicc_0_m1_se): Ditto.
353 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
355 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
356 (CMPtype): Define as __gcc_CMPtype.
357 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
358 (CMPtype): Define as __gcc_CMPtype.
360 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
362 Support valgrind 3.3 for --enable-checking=valgrind.
363 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
365 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
366 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
367 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
368 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
369 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
370 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
371 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
373 * ggc-zone.c: Similar.
374 * ggc-page.c: Similar.
376 2008-02-19 Paul Brook <paul@codesourcery.com>
379 * config/arm/ieee754-df.S: Fix do_it typo.
380 * config/arm/ieee754-sf.S: Fix do_it typo.
382 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
385 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
386 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
387 (OPTION_MASK_ISA_SSE_SET): Likewise.
388 (OPTION_MASK_ISA_SSE2_SET): Likewise.
389 (OPTION_MASK_ISA_SSE3_SET): Likewise.
390 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
391 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
392 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
393 (OPTION_MASK_ISA_SSE4_SET): Likewise.
394 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
395 (OPTION_MASK_ISA_SSE5_SET): Likewise.
396 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
397 (OPTION_MASK_ISA_MMX_UNSET): Updated.
398 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
399 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
400 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
401 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
402 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
403 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
404 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
405 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
406 (OPTION_MASK_ISA_SSE4): Removed.
407 (ix86_handle_option): Turn on bits in ix86_isa_flags and
408 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
410 (override_options): Don't turn on implied SSE/MMX bits in
413 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
415 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
418 2008-02-18 Joey Ye <joey.ye@intel.com>
421 * tree-nested.c (insert_field_into_struct): Set type alignment
422 to field alignment if the former is less than the latter.
424 2008-02-18 Jakub Jelinek <jakub@redhat.com>
426 * BASE-VER: Set to 4.4.0.
428 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
430 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
431 * doc/cfg.texi: Likewise.
432 * doc/extend.texi: Likewise.
433 * doc/gty.texi: Likewise.
434 * doc/invoke.texi: Likewise.
435 * doc/loop.texi: Likewise.
436 * doc/md.texi: Likewise.
437 * doc/passes.texi: Likewise.
438 * doc/rtl.texi: Likewise.
439 * doc/sourcebuild.texi: Likewise.
440 * doc/tm.texi: Likewise.
441 * doc/tree-ssa.texi: Likewise.
443 2008-02-17 Richard Guenther <rguenther@suse.de>
446 * tree-complex.c (init_parameter_lattice_values): Handle parameters
447 without default definition.
449 2008-02-17 Richard Guenther <rguenther@suse.de>
451 PR tree-optimization/35231
452 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
455 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
459 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
460 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
461 libgcc_cmp_return mode.
463 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
466 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
468 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
470 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
473 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
475 * doc/c-tree.texi: Use `@.' where appropriate.
476 * doc/extend.texi: Likewise.
477 * doc/install.texi: Likewise.
478 * doc/invoke.texi: Likewise.
479 * doc/loop.texi: Likewise.
480 * doc/makefile.texi: Likewise.
481 * doc/md.texi: Likewise.
482 * doc/passes.texi: Likewise.
483 * doc/standards.texi: Likewise.
484 * doc/tm.texi: Likewise.
486 2008-02-15 Jakub Jelinek <jakub@redhat.com>
489 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
491 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
492 rather than in entry_bb.
494 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
496 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
497 libgcc_cmp_return mode.
499 2008-02-15 Jakub Jelinek <jakub@redhat.com>
502 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
503 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
505 2008-02-15 Richard Guenther <rguenther@suse.de>
506 Zdenek Dvorak <ook@ucw.cz>
508 PR tree-optimization/35164
509 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
510 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
511 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
512 Only propagate addresses which do not have abnormal SSA_NAMEs
515 2008-02-15 Joseph Myers <joseph@codesourcery.com>
518 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
520 2008-02-15 Jan Hubicka <jh@suse.cz>
523 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
525 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
528 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
529 when calculating alignment_pad.
531 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
533 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
534 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
535 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
536 and STACK_BOUNDARY define.
538 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
540 PR preprocessor/35061
541 * c-pragma.c (handle_pragma_pop_macro): Check that
542 pushed_macro_table has been allocated.
544 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
547 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
548 (force_gimple_operand): Likewise.
549 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
550 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
551 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
552 (find_interesting_uses_address): Check addressability and alignment
553 of the base expression only after substituting bases of IVs into it.
555 2008-02-14 Michael Matz <matz@suse.de>
558 * function.c (instantiate_virtual_regs_in_insn): Reload address
559 before falling back to reloading the whole operand.
561 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
563 * config/s390/s390.c (s390_mainpool_start): Emit the pool
564 before the first section switch note.
566 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
568 * doc/bugreport.texi: Update copyright years.
569 * doc/c-tree.texi: Likewise.
570 * doc/cfg.texi: Likewise.
571 * doc/cpp.texi: Likewise.
572 * doc/cppinternals.texi: Likewise.
573 * doc/fragments.texi: Likewise.
574 * doc/frontends.texi: Likewise.
575 * doc/gcc.texi: Likewise.
576 * doc/gty.texi: Likewise.
577 * doc/hostconfig.texi: Likewise.
578 * doc/implement-c.texi: Likewise.
579 * doc/libgcc.texi: Likewise.
580 * doc/loop.texi: Likewise.
581 * doc/makefile.texi: Likewise.
582 * doc/options.texi: Likewise.
583 * doc/passes.texi: Likewise.
584 * doc/rtl.texi: Likewise.
585 * doc/sourcebuild.texi: Likewise.
586 * doc/standards.texi: Likewise.
587 * doc/tree-ssa.texi: Likewise.
588 * doc/trouble.texi: Likewise.
590 * doc/extend.texi: Use @: or add comma where appropriate.
591 * doc/invoke.texi: Likewise.
592 * doc/tm.texi: Likewise.
594 2008-02-14 Alan Modra <amodra@bigpond.net.au>
597 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
600 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
602 * doc/md.texi (clz, ctz): Add reference.
603 * doc/rtl.texi (clz, ctz): Likewise.
605 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
608 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
611 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
613 * config/s390/s390.c (struct constant_pool): New field
614 emit_pool_after added.
615 (s390_mainpool_start): Set the emit_pool_after flag according
616 to the section switch notes.
617 (s390_mainpool_finish): Consider emit_pool_after when emitting
618 the literal pool at the end of the function.
619 (s390_chunkify_start): Force literal pool splits at section
622 2008-02-13 Michael Matz <matz@suse.de>
625 * var-tracking.c (clobber_variable_part): Correctly traverse the
628 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
631 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
632 Add -fdump-ipa-inline.
633 * tree-dump.c (dump_files): Remove tree-inlined dump.
634 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
636 2008-02-12 Richard Guenther <rguenther@suse.de>
638 PR tree-optimization/35171
639 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
642 2008-02-12 Richard Guenther <rguenther@suse.de>
645 * fold-const.c (fold_widened_comparison): Use get_unwidened in
646 value-preserving mode. Disallow final truncation.
648 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
651 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
653 (force_gimple_operand): ...here.
655 2008-02-12 Jakub Jelinek <jakub@redhat.com>
658 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
659 non-compatible pointers.
660 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
661 different FIELD_DECLs, try harder by comparing field offsets, sizes
665 * function.c (match_asm_constraints_1): Don't replace the same input
668 2008-02-12 Anatoly Sokolov <aesok@post.ru>
670 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
671 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
672 (expand_epilogue): Restore RAMPZ register.
673 * config/avr/avr.md (RAMPZ_ADDR): New constant.
675 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
677 * config/i386/cygwin.asm: (__alloca): Correct calling
678 convention and alignment.
679 (__chkstk): Force 8 byte stack alignment.
681 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
682 Richard Guenther <rguenther@suse.de>
684 PR tree-optimization/33992
685 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
686 the zero we compare against.
688 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
691 * gthr-win32.h (__gthread_mutex_destroy_function): New function
692 to CloseHandle after unlocking to prevent accumulation of handle
695 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
698 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
699 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
700 and update LABEL_NUSES during and after reload.
702 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
705 * combine.c (simplify_if_then_else): Make sure the comparison is
706 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
708 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
711 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
712 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
713 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
714 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
715 * tree.h (get_type_static_bounds): Likewise.
717 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
719 * doc/invoke.texi (Option Summary, C++ Dialect Options)
720 (Objective-C and Objective-C++ Dialect Options, Warning Options):
721 Make -Wfoo language annotations match what the compiler outputs.
723 2008-02-08 Sa Liu <saliu@de.ibm.com>
725 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
726 intrinsics spu_convts, spu_convtu, spu_convtf.
727 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
729 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
731 * doc/extend.texi (Function Attributes) <noinline>: Mention
732 asm ("") as method to keep calls.
734 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
737 * doc/options.texi (Options): Replace references to opts.sh with
739 * opts-common.c: Likewise.
740 * optc-gen.awk: Likewise.
742 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
744 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
746 2008-02-07 Richard Henderson <rth@redhat.com>
749 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
750 EXPR_LIST for the REG_EQUAL instead of a comparison with a
753 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
755 PR tree-optimization/35085
756 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
757 for operand entry oe2 in addition to operand entry oe3 in order to
758 expose more opportunities for vectorizer sum reduction.
760 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
763 * Makefile.in (LIBS): Remove $(GMPLIBS).
764 (cc1-dummy, cc1): Add $(GMPLIBS).
766 2008-02-06 Jan Hubicka <jh@suse.cz>
769 * i386.md (moddf_integer): Do not produce partial memory stalls for
770 targets where it hurts.
772 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
775 * optabs.c (expand_float): Do not check for decimal modes when
776 expanding unsigned integer through signed conversion.
778 2008-02-06 Nick Clifton <nickc@redhat.com>
780 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
781 inside the clobber with a match_operand and duplicated operand
782 number in the constraint.
783 (ineqbranchsi): Delete redundant comment.
785 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
787 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
788 builtin_define ("__USE_INIT_FINI__").
789 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
791 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
793 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
795 PR documentation/30330
796 * doc/invoke.texi (C++ Dialect Options)
797 (Objective-C and Objective-C++ Dialect Options, Warning Options):
798 For each warning option -Wfoo that allows -Wno-foo, ensure both
799 -Wfoo and -Wno-foo are listed in the option index. Fix index
800 entry of -Wswitch-default, index -Wnormalized= including the
801 `=', and -Wlarger-than-@var{len} including @var{len}.
803 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
805 * config/i386/i386.md (floatunssisf2): Use
806 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
807 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
808 Macroize expander using MODEF mode iterator.
810 2008-02-05 Diego Novillo <dnovillo@google.com>
812 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
815 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
817 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
820 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
822 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
825 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
826 to indicate if a message should be generated.
827 (init_cumulative_args): Updated.
828 (function_value_32): Likewise.
830 2008-02-05 Joseph Myers <joseph@codesourcery.com>
832 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
834 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
837 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
838 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
840 2008-02-04 Diego Novillo <dnovillo@google.com>
842 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
845 * tree-vrp.c (vrp_evaluate_conditional): With
846 -Wtype-limits, emit a warning when comparing against a
847 constant outside the natural range of OP0's type.
849 2008-02-04 Richard Guenther <rguenther@suse.de>
852 * expr.c (count_type_elements): Give for unions instead of
855 2008-02-04 Richard Guenther <rguenther@suse.de>
858 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
859 to TYPE_DOMAINs base type instead of using bitsizetype here.
861 2008-02-03 Jason Merrill <jason@redhat.com>
863 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
865 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
868 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
869 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
870 (RS/6000 and PowerPC Options): Fix typos and markup.
871 * doc/passes.texi (Tree-SSA passes): Likewise.
873 2008-02-02 Michael Matz <matz@suse.de>
876 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
877 from record_last_reg_set_info.
878 (record_last_reg_set_info): Take an RTX argument, iterate over all
879 constituent hardregs.
880 (record_last_set_info, record_opr_changes): Change calls to
881 new signature or to record_last_reg_set_info_regno.
883 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
885 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
887 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
889 PR rtl-optimization/34773
890 * reg-notes.def (EQUAL): Mention significance of combination of
891 REG_EQUAL and REG_RETVAL.
892 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
893 insn that has a REG_RETVAL.
895 2008-02-01 Roger Sayle <roger@eyesopen.com>
898 * configure.ac (--enable-fixed-point): Disable unless explicitly
900 * configure: Regenerate.
902 2008-02-01 Richard Guenther <rguenther@suse.de>
905 * invoke.texi (-finline-limit): Remove no longer true parts
906 of the documentation. Note that there is no default value.
908 2008-02-01 Andrew Pinski <pinskia@gmail.com>
909 Mark Mitchell <mark@codesourcery.com>
910 Ben Elliston <bje@au.ibm.com>
913 * doc/extend.texi (Other Builtins): Document.
915 2008-01-31 Tom Browder <tom.browder@gmail.com>
917 * doc/c-tree.texi (Types): Fix grammar.
918 (Expression trees): Ditto.
919 * doc/passes.texi (Tree-SSA passes): Ditto.
921 * doc/configterms.texi (Configure Terms): Fix typo.
922 * doc/cpp.texi (Common Predefined Macros): Ditto.
923 * doc/md.texi (Machine Constraints): Ditto.
925 * doc/makefile.texi (Makefile): Add comma.
927 2008-01-31 Tom Browder <tom.browder@gmail.com>
928 Gerald Pfeifer <gerald@pfeifer.com>
930 * doc/sourcebuild.texi (Front End): Remove references to CVS
932 (Texinfo Manuals): Replace reference to CVS by one to SVN.
933 (Back End): Remove reference to CVS.
935 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
938 * config/mips/mips.c (gen_load_const_gp): New function, taking a
940 (mips16_gp_pseudo_reg): ...here.
941 * config/mips/mips.md (load_const_gp): Replace with...
942 (load_const_gp_<mode>): ...this :P-based insn.
944 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
946 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
947 options. Minor fixes.
948 (-std): Move reference to standards closer to where language
949 standards are first mentioned.
951 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
953 PR rtl-optimization/34995
954 * reload.c (alternative_allows_const_pool_ref): Take an rtx
955 parameter and return a bool. If the rtx parameter is nonnull,
956 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
957 (find_reloads): Update call accordingly. Pass the new operand
958 if it needed no address reloads, otherwise pass null.
960 2008-01-30 Richard Henderson <rth@redhat.com>
963 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
964 for unbounded arrays.
966 2008-01-30 Silvius Rus <rus@google.com>
968 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
970 2008-01-30 Jan Hubicka <jh@suse.cz>
973 * i386.c (init_cumulative_args): Use real function declaration when
976 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
978 PR rtl-optimization/34998
979 * global.c (build_insn_chain): Treat non-subreg_lowpart
980 SUBREGs of pseudos as clobbering all the words covered by the
981 SUBREG, not just all the bytes.
982 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
983 original df_ref rather than an extract parameter.
984 (global_conflicts): Update call accordingly.
986 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
988 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
989 the overflow check to make it easier to read.
990 (__fixtfdi): Change the type of the ll member in union
991 long_double to UDItype_x.
993 2008-01-30 Jakub Jelinek <jakub@redhat.com>
996 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
997 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
998 * tree-inline.c (fold_marked_statements): Call
999 cgraph_update_edges_for_call_stmt if folding a call statement.
1000 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1001 debug_generic_stmt calls, reset it back afterwards.
1004 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1006 * c-typeck.c (build_external_ref): Don't pedwarn about
1007 static vars in current function's scope.
1009 2008-01-29 Joseph Myers <joseph@codesourcery.com>
1011 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1013 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
1016 * ipa-struct-reorg.c: Fix spelling.
1017 * params.def: Ditto.
1019 2008-01-29 Richard Guenther <rguenther@suse.de>
1022 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1024 * tree-inline.c (remap_type): Increment remapping_type_depth
1025 around remapping types.
1026 (copy_body_r): Only add referenced variables if they are referenced
1027 from code, not types.
1029 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1040 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1041 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1043 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1046 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1047 pointer for tiny stack.
1049 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1051 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1053 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1055 * config/vx-common.h: Fix typo in comment.
1057 2008-01-28 Ian Lance Taylor <iant@google.com>
1061 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1062 coalesce pointers if they have different DECL_NO_TBAA_P values.
1063 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1064 between variables with different DECL_NO_TBAA_P values.
1066 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1069 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1070 are not legitimate small data references on SPE targets.
1072 2008-01-28 David Daney <ddaney@avtrex.com>
1074 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1076 2008-01-28 David Daney <ddaney@avtrex.com>
1078 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1080 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1082 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1083 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1084 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1085 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1086 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1087 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1088 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1089 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1091 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1093 * basic-block.h (condjump_equiv_p): Fix comment.
1095 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1097 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1098 print_generic_stmt_indented): Fix comment.
1100 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1102 * configure.ac (__stack_chk_fail): Add detecion for availability
1103 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1104 * configure: Regenerate.
1106 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1109 * final.c (output_addr_const): Handle TRUNCATE.
1111 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1114 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1115 (zero_cost, infinite_cost): New constants.
1116 (struct cost_pair): Change type of cost to comp_cost.
1117 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1118 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1120 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1121 split_address_cost, ptr_difference_cost, difference_cost,
1122 get_computation_cost_at, get_computation_cost,
1123 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1124 determine_use_iv_cost_condition, determine_use_iv_costs,
1125 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1126 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1127 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1128 Change type of cost to comp_cost.
1129 (determine_iv_cost): Increase cost of non-original ivs, instead
1130 of decreasing the cost of original ones.
1131 (get_address_cost): Indicate the complexity of the addressing mode
1133 (try_add_cand_for): Prefer using ivs not specific to some object.
1134 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1136 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1137 Janis Johnson <janis187@us.ibm.com>
1140 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1141 (TARGET_INSTANTIATE_DECLS): Likewise.
1142 * target.h (expand_to_rtl_hook): New target hook.
1143 (instantiate_decls): Likewise.
1144 * function.c (instantiate_decl): Make non-static. Rename to...
1145 (instantiate_decl_rtl): ... this.
1146 (instantiate_expr): Use instantiate_decl_rtl.
1147 (instantiate_decls_1): Likewise.
1148 (instantiate_decls): Likewise.
1149 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1150 * function.h (instantiate_decl_rtl): Add prototype.
1151 * cfgexpand.c (target.h): New include.
1152 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1153 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1154 (TARGET_INSTANTIATE_DECLS): Likewise.
1155 (TARGET_INITIALIZER): New target hooks added.
1156 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1158 * config/rs6000/rs6000.c (tree-flow.h): New include.
1159 (machine_function): Add sdmode_stack_slot field.
1160 (rs6000_alloc_sdmode_stack_slot): New function.
1161 (rs6000_instantiate_decls): Likewise.
1162 (rs6000_secondary_memory_needed_rtx): Likewise.
1163 (rs6000_check_sdmode): Likewise.
1164 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1165 (TARGET_INSTANTIATE_DECLS): Likewise.
1166 (rs6000_hard_regno_mode_ok): Allow SDmode.
1167 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1168 (rs6000_emit_move): Handle SDmode.
1169 (function_arg_advance): Likewise.
1170 (function_arg): Likewise.
1171 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1172 SDmode var args for 32-bit compiles.
1173 (rs6000_secondary_reload_class): Handle SDmode.
1174 (rs6000_output_function_epilogue): Likewise.
1175 (rs6000_function_value): Simplify if statement.
1176 (rs6000_libcall_value): Likewise.
1177 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1178 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1179 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1180 (movsd_hardfloat): New define_insn.
1181 (movsd_softfloat): Likewise.
1182 (movsd_store): Likewise.
1183 (movsd_load): Likewise.
1184 (extendsddd2): Likewise.
1185 (extendsdtd2): Likewise.
1186 (truncddsd2): Likewise.
1187 (movdd_hardfloat64): Fixup comment.
1188 (UNSPEC_MOVSD_LOAD): New constant.
1189 (UNSPEC_MOVSD_STORE): Likewise.
1191 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1194 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1196 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1197 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1198 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1201 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1204 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1205 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1206 __LONGDOUBLE128 too.
1207 * config/rs6000/aix61.h: New file.
1209 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1211 PR rtl-optimization/34959
1212 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1213 popcount and parity rtxes the same mode as their operand.
1214 Truncate or extend the result to the return value's mode
1217 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1220 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1221 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1222 to GOT_VERSION_REGNUM.
1223 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1224 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1225 * config/mips/mips.c (mips_emit_call_insn): New function.
1226 (mips_call_tls_get_addr): Call mips_expand_call directly.
1227 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1229 (mips16_build_call_stub): Likewise. Return the call insn or null.
1230 (mips_expand_call): Update the call to mips16_build_call_stub
1231 accordingly and a remove redundant condition. Assert that MIPS16
1232 stubs do not use lazy binding. Use mips_emit_call_insn and return
1234 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1236 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1237 (mips_avoid_hazard): Remove hazard_set handling.
1238 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1239 (UNSPEC_RESTORE_GP): ...this.
1240 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1241 (FAKE_CALL_REGNO): Rename to...
1242 (GOT_VERSION_REGNUM): ...this.
1243 (type): Add "ghost" value. Add an associated insn reservation.
1244 (hazard_set): Remove.
1245 (exception_receiver): Rename to...
1246 (restore_gp): ...this and update the unspec identifier accordingly.
1247 (exception_receiver, nonlocal_got_receiver): New expanders.
1248 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
1249 FAKE_CALL_REGNO. Remove hazard_set attribute.
1250 (set_got_version, update_got_version): New patterns.
1252 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
1255 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1257 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1260 * doc/install.texi2html: Generate gcc-vers.texi.
1262 2008-01-25 DJ Delorie <dj@redhat.com>
1264 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1266 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1268 * config/c4x: Remove directory.
1269 * config.gcc (crx-*, mt-*): Mark obsolete.
1270 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1271 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1272 sh-*-rtemscoff*): Remove cases.
1273 * defaults.h (C4X_FLOAT_FORMAT): Remove.
1274 * real.c (encode_c4x_single, decode_c4x_single,
1275 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1276 c4x_extended_format): Remove.
1277 * real.h (c4x_single_format, c4x_extended_format): Remove.
1278 * doc/extend.texi (interrupt, naked): Remove mention of attributes
1280 (Pragmas): Remove comment about c4x pragmas.
1281 * doc/install.texi (c4x): Remove target-specific instructions.
1282 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1283 * doc/md.texi (Machine Constraints): Remove C4x documentation.
1284 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1285 refer to C4x source files as examples.
1286 (C4X_FLOAT_FORMAT): Remove documentation.
1288 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
1290 * config/bfin/bfin.c (override_options): Reorder tests so that
1291 flag_pic gets enabled for -msep-data.
1293 2008-01-25 Richard Guenther <rguenther@suse.de>
1296 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1297 to its bitfield precision if required.
1299 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1302 * tree-nested.c (walk_omp_for): New function.
1303 (convert_nonlocal_reference, convert_local_reference): Call
1304 walk_omp_for on OMP_FOR.
1305 (convert_call_expr): Call walk_body on OMP_FOR's
1306 OMP_FOR_PRE_INIT_BODY.
1308 2008-01-25 Richard Guenther <rguenther@suse.de>
1310 PR tree-optimization/34966
1311 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1312 default defs and PHI_NODEs we have to insert after the
1315 2008-01-24 Nick Clifton <nickc@redhat.com>
1317 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1318 Provide a default definition.
1319 (LIBGCC2_UNITS_PER_WORD): Likewise.
1321 * config/stormy16/stormy16.c: Include df.h for the prototype
1322 for df_regs_ever_live_p.
1323 (xstormy16_expand_builtin_va_start): Convert the stack offset
1324 into a component_ref and then use POINTER_PLUS_EXPR to add it
1325 to the incoming_virtual_args_rtx.
1326 (xstormy16_gimplify_va_arg_expr): Rename to
1327 xstormy16_gimplify_va_arg_expr.
1328 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1329 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1330 xstormy16_gimplify_va_arg_expr.
1331 Fix up some formatting issues.
1333 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1334 Move to predicates.md.
1335 (xs_hi_general_operand): Likewise.
1336 (xs_hi_nonmemory_operand): Likewise.
1337 * config/stormy16/predicates.md:
1338 (xstormy16_carry_plus_operand): New predicate.
1339 (xs_hi_general_operand): New predicate.
1340 (xs_hi_nonmemory_operand): New predicate.
1341 * config/stormy16/stormy16-protos.h:
1342 (xstormy16_carry_plus_operand): Delete prototype.
1343 (xs_hi_general_operand): Likewise.
1344 (xs_hi_nonmemory_operand): Likewise.
1346 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1347 modifiers as they are no longer needed and they can trigger
1348 reload spill failures.
1350 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1351 with a match_operand in order to help reload.
1353 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1354 constraint with 'e' for the 8th alternative as this version of
1355 the mov.w instruction only accepts the lower 8 registers.
1357 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
1360 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1361 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1364 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1367 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1369 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1371 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1373 (remove_structure): Update allocations list before removing structure.
1375 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1377 * ipa-struct-reorg.c (is_safe_cond_expr,
1378 create_new_stmts_for_cond_expr): Use integer_zerop function,
1379 that recognize not only zero-pointer, but zero-integer too.
1381 2008-01-25 Ben Elliston <bje@au.ibm.com>
1384 * fixproto: Escape "." in sed expression that strips leading "./".
1386 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
1389 * gcc.c (SWITCH_OK): Removed.
1390 (SWITCH_LIVE): Changed to bit.
1391 (SWITCH_FALSE): Likewise.
1392 (SWITCH_IGNORE): Likewise.
1393 (switchstr): Change live_cond to unsigned int.
1394 (process_command): Replace SWITCH_OK with 0.
1395 (do_self_spec): Likewise.
1396 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1397 (give_switch): Likewise.
1398 (used_arg): Likewise.
1399 (do_spec_1): Set the SWITCH_IGNORE bit.
1400 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1401 bits. Set the SWITCH_LIVE bit.
1403 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1405 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1407 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
1409 PR tree-optimization/34472
1410 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1411 parameter to a "bool *" and set *DATA to false if there is
1412 an unsafe access. Do not delete the structure here.
1413 (check_cond_exprs): Delete it here instead.
1414 (check_cond_exprs, exclude_cold_structs): Do not increase
1415 I when removing a structure.
1417 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
1420 * config/i386/i386.c (ix86_expand_vector_init): Consider only
1421 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1423 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
1426 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1427 a fixed vector for stack.
1429 2008-01-24 Ben Elliston <bje@au.ibm.com>
1432 * doc/gcc.texi (Software development): Add a direntry for g++.
1434 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
1436 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1437 stale and straggling -fforce-addr comments above.
1439 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1441 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1442 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1444 2008-01-23 Michael Matz <matz@suse.de>
1447 * dwarf2out.c (force_type_die): Use modified_type_die instead of
1450 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
1452 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1455 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1457 * config/avr/avr.c (avr_current_arch): New variable.
1458 (avr_arch_types): Add 'avr31' and 'avr51' entries.
1459 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1460 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1461 (avr_override_options): Init 'avr_current_arch'.
1462 (base_arch_s): Move from here...
1463 * config/avr/avr.h (base_arch_s): ... here. Add new members
1464 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1465 'mega' to 'have_jmp_call'.
1466 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1467 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
1469 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1471 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1472 MULTILIB_MATCHES): (Ditto.).
1474 2008-01-23 Richard Guenther <rguenther@suse.de>
1477 * cgraphunit.c (cgraph_reset_node): Always mark the node
1478 not reachable if it is not queued already.
1480 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
1482 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1483 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1484 (cputype_selected): New static variable.
1485 (bfin_handle_option): Set it if -mcpu is used.
1486 (override_option): Select default set of workarounds if no cpu type
1487 selected on the command line.
1488 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1490 From Michael Frysinger <michael.frysinger@analog.com>
1491 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1492 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1494 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1495 for bf547, bf523, bf524, and bf526.
1496 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1498 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1499 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1500 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1501 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1502 * doc/invoke.texi (Blackfin Options): Document that
1503 -mcpu now accept bf547, bf523, bf524, and bf526.
1505 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1507 PR rtl-optimization/34628
1508 * combine.c (try_combine): Stop and undo after the first combination
1509 if an autoincrement side-effect on the first insn has effectively
1512 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1515 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1516 Offset addresses are not valid for Altivec or paired float modes.
1518 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1521 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1522 if DECL_INITIAL (decl) is error_mark_node.
1525 * c-common.c (handle_vector_size_attribute): Only allow
1526 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1527 the same way as pointer, array etc. types.
1528 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1531 * tree.c (build_type_attribute_qual_variant): Call
1532 build_qualified_type if attributes are equal, but quals are not.
1534 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1537 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1538 * flags.h (warn_strict_aliasing): Remove.
1539 (warn_strict_overflow): Remove.
1540 * opts.c (warn_strict_aliasing): Remove.
1541 (warn_strict_overflow): Remove.
1542 * c-opts.c (c_common_handle_option): -Wall only sets
1543 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1544 (c_common_post_options): Give default values to -Wstrict-aliasing
1545 and -Wstrict-overflow if they are uninitialized.
1546 * common.opt (Wstrict-aliasing): Specify Var and Init.
1547 (Wstrict-overflow): Likewise.
1549 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1551 PR rtl-optimization/26854
1552 PR rtl-optimization/34400
1553 PR rtl-optimization/34884
1554 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1556 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1557 (df_rd_bb_info.expanded_lr_out): Deleted
1558 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1559 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1560 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1561 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1562 Removed code to allocate, initialize or free expanded_lr_out.
1563 (df_rd_bb_local_compute_process_def): Restructured to make more
1565 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1566 sets if the sets are being trimmed.
1568 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1571 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1572 (as_vers): Likewise.
1573 * configure: Regenerated.
1575 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1578 * tree-pass.h (pass_build_alias): New pass.
1579 * tree-ssa-alias.c (gate_build_alias): New.
1580 (pass_build_alias): New.
1581 * passes.c (init_optimization_passes): Add pass_build_alias after
1582 pass_create_structure_vars.
1584 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1586 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1587 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1588 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1589 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1590 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1591 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1592 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1593 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1594 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1595 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1596 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1597 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1598 * config/s390/s390.md (FP_ALL): New mode iterator.
1599 (_d): New mode attribute.
1600 ("*signbit<mode>2>"): Changed mode of first operand.
1601 ("isinf<mode>2"): Changed mode of first operand.
1602 ("*TDC_insn"): Adaptation for DFP modes.
1604 2008-01-22 Ben Elliston <bje@au.ibm.com>
1606 * tree.c (check_qualified_type): Improve function description.
1608 2008-01-21 Jason Merrill <jason@redhat.com>
1611 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1612 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1615 2008-01-21 DJ Delorie <dj@redhat.com>
1617 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1620 2008-01-21 Richard Guenther <rguenther@suse.de>
1623 * tree-cfg.c (verify_expr): Allow all invariant expressions
1624 instead of just constant class ones as reference argument.
1625 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1626 like any other constant.
1627 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1629 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1631 * regmove.c (fixup_match_1): Update call crossed frequencies.
1633 2008-01-21 Richard Guenther <rguenther@suse.de>
1636 * tree-inline.c (setup_one_parameter): Deal with mismatched
1637 types using a VIEW_CONVERT_EXPR.
1639 2008-01-21 Alon Dayan <alond@il.ibm.com>
1640 Olga Golovanevsky <olga@il.ibm.com>
1642 PR tree-optimization/34701
1643 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1644 when the structure size is not a power of 2.
1646 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1648 * doc/install.texi: Add doc for --enable-checking=df.
1650 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1652 PR rtl-optimization/34808
1653 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1655 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1657 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1660 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1662 PR rtl-optimization/26854
1663 PR rtl-optimization/34400
1664 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1666 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1667 (df_rd_bb_info.expanded_lr_out): New.
1668 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1669 * loop_iv.c (iv_analysis_loop_init): Ditto.
1670 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1671 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1672 Added code to allocate, initialize or free expanded_lr_out.
1673 (df_rd_bb_local_compute_process_def): Restructured to make
1674 more understandable.
1675 (df_rd_confluence_n): Add code to do nothing with fake edges and
1676 code to no apply invalidate_by_call sets if the sets are being trimmed.
1677 (df_lr_local_finalize): Renamed to df_lr_finalize.
1678 (df_live_local_finalize): Renamed to df_live_finalize.
1680 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1683 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1684 deciding whether to use reciprocal instructions.
1686 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1688 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1689 dwarf2out_note_section_used if cold_text_section is NULL.
1691 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1693 PR gcov-profile/34610
1694 * tree-cfg.c (make_edges): Mark both outgoing edges from
1695 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1696 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1697 from OMP_FOR and OMP_CONTINUE outgoing edges.
1699 * tree-profile.c (tree_profiling): Return early if
1700 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1702 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1703 from cfun to child_cfun.
1704 * function.h (struct function): Add after_tree_profile bit.
1706 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1708 * config/avr/avr.S (_exit): Disable interrupt.
1710 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1711 Steven Bosscher <stevenb.gcc@gmail.com>
1713 PR rtl-optimization/26854
1714 PR rtl-optimization/34400
1715 * df-problems.c (df_live_scratch): New scratch bitmap.
1716 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1717 (df_live_reset): Clear the proper bitmaps.
1718 (df_live_bb_local_compute): Only process the artificial defs once
1719 since the order is not important.
1720 (df_live_init): Init the df_live sets only with the variables
1721 found live by df_lr.
1722 (df_live_transfer_function): Use the df_lr sets to prune the
1723 df_live sets as they are being computed.
1724 (df_live_free): Free df_live_scratch.
1726 2008-01-18 Ian Lance Taylor <iant@google.com>
1728 * common.opt: Add fmerge-debug-strings.
1729 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1730 flag_merge_debug_strings rather than flag_merge_constants.
1731 * doc/invoke.texi (Option Summary): Mention
1732 -fmerge-debug-strings.
1733 (Debugging Options): Document -fmerge-debug-strings.
1735 2008-01-18 Ian Lance Taylor <iant@google.com>
1738 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1739 (struct tree_function_decl): Add new field operator_new_flag.
1740 * tree-inline.c (expand_call_inline): When inlining a call to
1741 operator new, force the return value to go into a variable, and
1742 set DECL_NO_TBAA_P on that variable.
1743 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1745 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1748 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1749 DWARF2_DEBUGGING_INFO.
1750 (dwarf2out_note_section_used): Ditto. Add prototype.
1751 (have_multiple_function_sections, text_section_used,
1752 cold_text_section_used, *cold_text_sections): Move declarations
1755 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1757 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1758 field and add signal_ra.
1759 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1760 assignments to frame state pc. Move end of stack check after
1761 MD_FALLBACK_FRAME_STATE_FOR.
1762 (uw_update_context_1): Use frame state signal_regs if set, instead
1763 of checking signal_frame flag.
1764 (uw_update_context): Use frame state signal_ra if set.
1765 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1766 * config/xtensa/linux-unwind.h: New file.
1768 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1770 * modulo-sched.c (get_sched_window): Fix comment typo.
1772 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1774 PR tree-optimization/34648
1775 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1777 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1779 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1780 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1782 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1784 PR rtl-optimization/34400
1785 * df-core.c (df_worklist_dataflow_overeager,
1786 df_worklist_dataflow_doublequeue): New functions.
1787 (df_worklist_dataflow): Two different worklist solvers.
1788 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1791 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1794 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1795 and ftree-parallelize-loops.
1797 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1799 PR rtl-optimization/34826
1800 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1802 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1804 * global.c (find_reg): Mark the eh regs as used if necessary.
1805 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1806 * ra.h (struct allocno): no_eh_reg field added. Changed
1807 no_stack_reg type to bitfield.
1809 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1811 * tree.c (substitute_in_expr): Add missing 'break'.
1813 2008-01-17 Richard Guenther <rguenther@suse.de>
1815 PR tree-optimization/34825
1816 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1817 x / x as division to handle.
1819 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1821 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1822 "-pthread" is specified.
1823 * pa-hpux11.h (LIB_SPEC): Likewise.
1825 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1826 Peter Bergner <bergner@vnet.ibm.com>
1828 PR rtl-optimization/33796
1829 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1831 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1833 PR libgfortran/34699
1834 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1836 * pa-hpux10.h (LINK_SPEC): Likewise.
1837 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1839 2008-01-16 Richard Guenther <rguenther@suse.de>
1842 * fold-const.c (fold_convert_const_int_from_int): Do not
1843 set overflow if that occured only because of a sign extension
1844 change when converting from/to a sizetype with the same
1845 precision and signedness.
1847 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1850 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1851 location address to the correct place. Update copyright year.
1853 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1855 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1856 no dependences in the dependence_relations vector.
1858 2008-01-16 Jan Hubicka <jh@suse.cz>
1860 PR rtl-optimization/31396
1861 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1862 * cfg.c (dump_reg_info): Print it.
1863 * regs.h (struct reg_info_t): add freq_calls_crossed.
1864 (REG_FREQ_CALLS_CROSSED): New macro.
1865 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1866 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1867 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1868 regmove_optimize): Update call crossed frequencies.
1869 * local-alloc.c (struct qty): Add freq_calls_crossed.
1870 (alloc_qty): Copute freq_calls_crossed.
1871 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1872 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1873 * ra.h (struct allocno): Add freq_calls_crossed.
1875 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1877 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1878 libgomp when compiling with ftree-parallelize-loops.
1879 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1881 2008-01-16 Richard Guenther <rguenther@suse.de>
1883 PR tree-optimization/34769
1884 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1885 * tree.c (int_cst_value): Instead make this function more
1886 permissive in what it accepts as valid input. Document this
1887 function always sign-extends the value.
1889 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1890 Richard Guenther <rguenther@suse.de>
1893 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1894 (gimple_fold_indirect_ref_rhs): ... this.
1895 (gimple_fold_indirect_ref): New function with foldings
1896 that preserve lvalueness.
1897 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1898 * tree-flow.h (gimple_fold_indirect_ref): Declare.
1899 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1900 to fold an INDIRECT_REF, fall back to the old use of
1901 fold_indirect_ref_1.
1903 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1905 * tree-data-ref.c (subscript_dependence_tester_1): Call
1906 free_conflict_function.
1907 (compute_self_dependence): Same.
1909 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1912 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1913 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
1915 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1916 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1917 for DWARF2_UNWIND_INFO targets.
1919 2008-01-16 Richard Guenther <rguenther@suse.de>
1922 * c-typeck.c (common_pointer_type): Do not merge inconsistent
1923 type qualifiers for function types.
1925 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1927 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1928 loop_iterator li from previous commit.
1930 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
1932 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1934 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1936 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1937 (parallelize_loops): Don't parallelize irreducible components.
1939 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1942 * c-opts (c_common_post_options): Do not enable CPP
1943 flag_pedantic_errors by default.
1945 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
1947 PR rtl-optimization/31944
1948 * cse.c (remove_pseudo_from_table): New function.
1949 (merge_equiv_classes): Use above function to remove pseudo-registers.
1950 (invalidate): Likewise.
1952 2008-01-13 Richard Guenther <rguenther@suse.de>
1955 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
1956 instead of TYPE_MODE to deal with calls from expand_one_error_var.
1958 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
1960 * gcse.c (cprop_jump): Call validate_unshare_change instead of
1961 validate_change to unshare the source of the PC set.
1963 2008-01-12 Jan Hubicka <jh@suse.cz>
1966 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
1967 references above array bounds. This might trigger bounds checks for
1970 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1972 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
1973 new_replaceable_dependencies.
1975 2008-01-12 Doug Kwan <dougkwan@google.com>
1977 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
1978 instead of OPT_Wreturn_type in warning due to ignored return type
1980 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
1981 options included in -Wextra.
1982 * c.opt: New option -Wignored_qualifiers.
1983 * doc/invoke.texi (Warning Options, -Wextra): Add new option
1984 -Wignore_qualifiers.
1985 (-Wignored-qualifiers): Document.
1986 (-Wreturn-type): Remove description of functionality now handled
1987 by -Wignored-qualifiers.
1989 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
1992 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
1993 NOP_EXPR if it is between integral types with the same precision.
1995 2008-01-12 Jan Hubicka <jh@suse.cz>
1998 * invoke.texi (max-inline-recursive-depth): Fix default value.
2000 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
2002 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2005 2008-01-11 Bob Wilson <bob.wilson@acm.org>
2007 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2009 2008-01-11 James E. Wilson <wilson@specifix.com>
2012 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2014 2008-01-11 Anatoly Sokolov <aesok@post.ru>
2016 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2017 save/restore frame pointer register and don't use 'call-prologues'
2018 optimization in function with "OS_task" attribute.
2020 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2023 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2024 when copying to memory.
2026 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2028 PR rtl-optimization/30905
2029 * cfgcleanup.c: Include dce.h
2030 (crossjumps_occured): New global variable.
2031 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2032 If something changed, set crossjumps_occured to true.
2033 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2034 Don't add/remove fake edges to exit here...
2035 (cleanup_cfg): ...but do it here, when crossjumping.
2036 Run a fast DCE when successful crossjumps occured in the latest
2037 iteration of try_optimize_cfg.
2039 2008-01-11 Richard Guenther <rguenther@suse.de>
2041 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2042 (struct vn_unary_op_s): Likewise.
2043 (vn_reference_insert): Free old reference on hash collision.
2045 2008-01-10 Raksit Ashok <raksit@google.com>
2047 PR rtl-optimization/27971
2048 * combine.c (find_split_point): Split PLUS expressions which are
2049 inside a MEM rtx, and whose first operand is complex.
2051 2008-01-10 DJ Delorie <dj@redhat.com>
2053 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2054 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2055 (m32c_hard_regno_ok): Call the underlying function.
2057 2008-01-10 Richard Guenther <rguenther@suse.de>
2060 * tree-cfg.c (tree_merge_blocks): Do not go through the
2061 full-blown folding and stmt updating path if we just deal
2062 with virtual operands.
2063 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2064 test for abnormal SSA_NAMEs.
2066 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2069 * reload.c (push_reload): Add assertions. All constants from
2070 reg_equiv_constant should have been used for replacing the respective
2072 (find_reloads_address): Invoke find_reloads_address_part for
2073 constant taken from the reg_equiv_constant array.
2075 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2077 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2078 field (valnum) the first in the struct. Replace bools with
2081 2008-01-10 Richard Guenther <rguenther@suse.de>
2083 PR tree-optimization/34651
2084 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2085 types and ordering for masking and converting.
2087 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2089 PR tree-optimization/34017
2090 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2091 also for PHI_NODE expressions.
2093 2008-01-09 Jan Hubicka <jh@suse.cz>
2095 PR tree-optimization/34708
2096 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2097 based on number of case labels.
2098 (init_inline_once): Remove switch_cost.
2099 * tree-inline.h (eni_weights_d): Remove switch_cost.
2101 2008-01-09 Richard Guenther <rguenther@suse.de>
2102 Andrew Pinski <andrew_pinski@playstation.sony.com>
2105 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2106 temporary if an rvalue is ok or an lvalue is not required.
2108 2008-01-09 Richard Guenther <rguenther@suse.de>
2111 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2114 2008-01-09 Richard Guenther <rguenther@suse.de>
2117 * tree.c (host_integerp): Check for sizetype only if the
2118 type is an integer type.
2120 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2123 * opts.c (decode_options): Disable inlining of functions called
2124 once if not in unit-at-a-time mode.
2126 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2128 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2130 2008-01-08 Richard Guenther <rguenther@suse.de>
2133 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2134 out early if the result will be unused.
2136 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2141 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2142 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2145 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2147 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2148 for vectorization tuned.
2150 2008-01-08 Richard Guenther <rguenther@suse.de>
2152 PR tree-optimization/34683
2153 * tree-ssa-operands.c (operand_build_cmp): Export.
2154 * tree-ssa-operands.h (operand_build_cmp): Declare.
2155 * tree-vn.c (vuses_compare): Remove.
2156 (sort_vuses): Use operand_build_cmp.
2157 (sort_vuses_heap): Likewise.
2158 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2159 to re-use old VEC if available. Do not sort already sorted VUSEs.
2160 (vdefs_to_vec): Do not sort already sorted VDEFs.
2162 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2165 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2167 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2170 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2171 limitations of reciprocal sequences on x86 targets.
2173 2008-01-08 Richard Guenther <rguenther@suse.de>
2175 PR tree-optimization/34683
2176 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2178 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2181 * config/darwin.c (darwin_mergeable_string_section): Don't use
2182 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2184 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2187 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2188 negxf2. Macroize expander using X87MODEF mode iterator. Change
2189 predicates of op0 and op1 to register_operand.
2190 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2191 expander using X87MODEF mode iterator. Change predicates of
2192 op0 and op1 to register_operand.
2193 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2194 corresponding patterns and macroize using MODEF macro. Change
2195 predicates of op0 and op1 to register_operand and remove
2196 "m" constraint. Disparage "r" alternative with "!".
2197 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2198 macroize using X87MODEF macro. Change predicates of op0 and op1
2199 to register_operand and remove "m" constraint. Disparage "r"
2200 alternative with "!".
2201 (absneg splitter with memory operands): Remove.
2202 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2203 patterns and macroize using X87MODEF mode iterator.
2204 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2205 Change predicate of op1 to register_operand.
2206 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2207 for memory operands.
2209 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2211 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2213 2008-01-07 Richard Guenther <rguenther@suse.de>
2215 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2218 2008-01-07 Richard Guenther <rguenther@suse.de>
2220 PR tree-optimization/34683
2221 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2222 VOPs of the needed size to save memory. Use VEC_quick_push
2223 to save compile-time.
2224 (vdefs_to_vec): Likewise.
2226 2008-01-07 Sa Liu <saliu@de.ibm.com>
2228 * config/spu/spu.md (divdf3): Genetate inline code for double
2229 division. The implementation doesn't handle INF or NAN, therefore it
2230 only applies when -ffinite-math-only is given.
2232 2008-01-06 Paolo Carlini <pcarlini@suse.de>
2235 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2236 * doc/cpp.texi ([Common Predefined Macros]): Document.
2238 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
2240 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2241 order to use commutative addition instead of subtraction.
2243 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2244 Mircea Namolaru <namolaru@il.ibm.com>
2245 Vladimir Yanovsky <yanov@il.ibm.com>
2246 Revital Eres <eres@il.ibm.com>
2248 PR tree-optimization/34263
2249 * tree-outof-ssa.c (process_single_block_loop_latch,
2250 contains_tree_r): New functions.
2251 (analyze_edges_for_bb): Call process_single_block_loop_latch
2252 function to empty single-basic-block latch block if possible.
2254 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2256 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2258 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2260 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2262 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2264 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2266 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2268 2008-01-05 Jakub Jelinek <jakub@redhat.com>
2270 PR tree-optimization/34618
2271 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2274 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2277 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2278 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
2279 Update copyright year.
2281 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2282 Update copyright year.
2283 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2286 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
2288 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2289 edge does not point to current bb before changing need_assert.
2291 2008-01-04 Richard Guenther <rguenther@suse.de>
2294 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2295 for verifying purposes if they are is_gimple_min_invariant.
2297 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
2299 PR tree-optimization/34448
2300 PR tree-optimization/34465
2301 * gimplify.c (gimplify_init_constructor): Add new parameter
2302 notify_temp_creation. Use it.
2303 (gimplify_modify_expr_rhs): Take volatiles into account when
2304 optimizing constructors.
2305 Do not optimize constructors if gimplify_init_constructor will dump to
2307 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2308 * gcc.c-torture/compile/pr34448.c: New.
2310 2008-01-04 Jakub Jelinek <jakub@redhat.com>
2312 PR gcov-profile/34609
2313 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2314 return_slot if result is TREE_ADDRESSABLE.
2316 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
2318 * config/mips/mips.md (sqrt_condition): Tweak comment.
2319 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2321 2008-01-03 Tom Tromey <tromey@redhat.com>
2324 * c-common.c (c_type_hash): Handle VLAs.
2326 2008-01-03 Jan Hubicka <jh@suse.cz>
2328 PR tree-optimization/31081
2329 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2330 0 when inlining and not inlining to first basic block.
2331 (remap_decl): When var is initialized to 0, don't set default_def.
2332 (expand_call_inline): Set entry_bb.
2333 * tree-inline.h (copy_body_data): Add entry_bb.
2335 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2338 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2341 PR tree-optimization/29484
2342 * tree-inline.c (inline_forbidden_p_2): New function.
2343 (inline_forbidden_p): Disallow inlining if some static var
2344 has an address of a local LABEL_DECL in its initializer.
2345 * doc/extend.texi (Labels as Values): Document &&foo behaviour
2348 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
2350 PR tree-optimization/34635
2351 * tree-data-ref.c (add_other_self_distances): Make sure that the
2352 evolution step is constant.
2354 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2357 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2359 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
2361 * tree-sra.c (scalarize_init): Insert the generate_element_init
2362 statements after the generate_element_zero statements.
2364 2008-01-02 Richard Guenther <rguenther@suse.de>
2368 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2369 for very large number of operands instead of ICEing.
2371 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
2374 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2375 while stack probing.
2377 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
2379 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2382 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
2385 * tree-mudflap.c (mx_register_decls): Guard warning by
2386 !DECL_ARTIFICIAL check.
2388 2008-01-01 Jakub Jelinek <jakub@redhat.com>
2390 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2391 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2392 sse5_perm<mode>): Fix constraints.