1 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
11 file" warning condtional on -Winvalid-PCH.
13 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
15 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
17 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
21 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22 prevent reload from using MMX registers.
23 (*mov<mode>_internal): Ditto.
24 (*movv2sf_internal_rex64): Ditto.
25 (*movv2sf_internal): Ditto.
27 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29 PR documentation/31569
30 * doc/install.texi2html: Use makeinfo --no-number-sections.
32 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
34 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
35 ensure that we can address an entire entity > 8 bytes. Don't
36 generate reg+reg addressing for such data.
38 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
40 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
41 strings when optimizing for size, unless the target cares about
44 2008-02-22 Tom Tromey <tromey@redhat.com>
46 * regclass.c (current_pass): Remove declaration.
48 2008-02-22 Anatoly Sokolov <aesok@post.ru>
50 * config/avr/libgcc.S (__RAMPZ__): Define.
51 (__do_copy_data): Add for devices with 128KB code memory.
53 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
55 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
57 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
59 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
61 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
64 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
67 * c-typeck.c (build_binary_op): Warn about floating point
68 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
70 2008-02-21 Janis Johnson <janis187@us.ibm.com>
73 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
74 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
76 (rs6000_override_options): Set altivec_abi as default, not override,
77 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
78 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
79 is used; use new member spe_abi.
80 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
81 spe_abi and altivec_abi.
83 2008-02-22 Tomas Bily <tbily@suse.cz>
85 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
87 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
90 * config.build (build_file_translate): Set to `CMD //c' only if
92 * Makefile.in (build_file_translate): Improve comment.
94 2008-02-21 Jan Hubicka <jh@suse.cz>
96 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
97 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
98 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
100 2008-02-21 Michael Matz <matz@suse.de>
103 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
105 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
107 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
108 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
110 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
111 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
112 SSE_VEC_FLOAT_MODE_P as insn constraint.
113 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
114 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
115 sse4a_movntdf using MODEF mode iterator.
116 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
117 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
118 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
119 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
120 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
121 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
122 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
124 2008-02-21 Richard Guenther <rguenther@suse.de>
126 * tree.def (PAREN_EXPR): New tree code.
127 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
129 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
130 * expr.c (expand_expr_real_1): Likewise.
131 * tree-inline.c (estimate_num_insns_1): Likewise.
132 * tree-complex.c (expand_complex_move): Likewise.
133 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
136 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
139 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
141 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
144 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
146 * config/sh/sh.c (find_barrier): Don't go past
147 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
149 2008-02-20 DJ Delorie <dj@redhat.com>
151 * config/h8300/h8300.md (insv): Force source operand to be a register.
153 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
154 as a jump, not as a plain insn.
156 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
158 * doc/invoke.texi (Warning Options): Add new option
159 -Wframe-larger-than=.
160 (-Wframe-larger-than): Document.
162 * flags.h (warn_frame_larger_than, frame_larger_than_size):
163 Add declarations for new option variables.
165 * final.c (final_start_function): Check the frame size
166 before emission and issue a Wframe-larger-than warning.
168 * opts.c (warn_frame_larger_than, frame_larger_than_size):
169 Add definitions for new option variables.
170 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
172 * common.opt (Wframe-larger-than=): New option.
174 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
176 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
177 (<sse>_div<mode>3): Ditto.
178 (<sse>_vmdiv<mode>3): Ditto.
179 (<sse>_vmsqrt<mode>2): Ditto.
180 (*smax<mode>3): Ditto.
181 (sse5_frcz<mode>2): Ditto.
182 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
185 2008-02-20 Richard Guenther <rguenther@suse.de>
188 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
189 be happy with INTEGRAL_TYPE_P.
191 2008-02-20 Richard Guenther <rguenther@suse.de>
193 * fold-const.c (split_tree): Associate floatig-point expressions
194 if flag_associative_math is set.
196 2008-02-20 Richard Guenther <rguenther@suse.de>
198 * tree.h (fold_real_zero_addition_p): Declare.
199 * fold-const.c (fold_real_zero_addition_p): Export.
200 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
201 floating-point operations with zero and one.
203 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
205 * doc/install.texi: Correct references to CFLAGS, replacing them
206 with BOOT_CFLAGS. Document flags used during bootstrap for
209 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
211 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
212 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
213 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
215 (smin<mode>3): Ditto from similar patterns.
216 (smax<mode>3): Ditto.
217 (*ieee_smin<mode>3): Ditto.
218 (*ieee_smax<mode>3): Ditto.
219 * config/i386/sse.md (sse): New mode attribute.
220 (mov<mode>): Macroize expander from movv4sf and movv2df using
221 SSEMODEF2P mode iterator.
222 (<sse>_movnt<mode>): Ditto from similar patterns. Use
223 SSE_VEC_FLOAT_MODE_P as insn constraint.
224 (storent<mode>): Ditto.
225 (storent<mode>): Macroize expander from storentsf and storentdf using
227 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
228 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
229 (abs<mode>2): Ditto from similar patterns.
230 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
231 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
232 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
233 (<sse>_vmsqrt<mode>2): Ditto.
234 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
235 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
236 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
237 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
238 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
239 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
240 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
242 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
243 iterator and SSE_FLOAT_MODE_P as insn constraint.
244 (<sse>_ucomi): Ditto from similar patterns.
245 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
246 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
247 SSE_VEC_FLOAT_MODE_P as insn constraint.
248 (vcond<mode>): Ditto from similar patterns.
249 (and<mode>3, *and<mode>3): Ditto.
250 (<sse>_nand<mode>3): Ditto.
251 (ior<mode>3, *ior<mode>3): Ditto.
252 (xor<mode>3, *xor<mode>3): Ditto.
253 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
254 iterator and SSE_FLOAT_MODE_P as insn constraint.
255 (*nand<mode>3): Ditto from similar patterns.
256 (*ior<mode>3): Ditto.
257 (*xor<mode>3): Ditto.
259 2008-02-20 Ira Rosen <irar@il.ibm.com>
261 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
262 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
263 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
265 2008-02-19 Jan Hubicka <jh@suse.cz>
267 * predict.c (tree_bb_level_predictions): Remove variable next
268 mistakely introduced by previous commit.
270 2008-02-19 Jan Hubicka <jh@suse.cz>
272 * predict.c (predict_paths_leading_to): Rewrite.
273 (predict_paths_for_bb): New.
274 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
276 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
279 * Makefile.in (build_file_translate): New.
280 (gcc-vers.texi): Use it for translating $(abs_srcdir).
281 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
282 * configure.ac (build_file_translate): Substitute it.
283 * configure: Regenerate.
285 2008-02-19 Jan Hubicka <jh@suse.cz>
287 PR rtl-optimization/34408
288 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
291 2008-02-19 Jan Hubicka <jh@suse.cz>
294 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
297 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
300 * config/i386/i386-modes.def: Revert the last DI alignment
301 change until Ada people can look into it.
303 2008-02-19 Nick Clifton <nickc@redhat.com>
305 * opts.c (print_specific_help): Fix typo in --help text.
307 2008-02-19 Jakub Jelinek <jakub@redhat.com>
310 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
311 32-bit inline asm without asm alternatives for host GCC < 3.0.
313 2008-02-19 Richard Guenther <rguenther@suse.de>
315 PR tree-optimization/34989
316 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
317 Allow propagation to INDIRECT_REF if we can simplify only.
319 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
321 * c-common.c (warn_for_collisions_1): Use appropriate option when
324 2008-02-19 Nick Clifton <nickc@redhat.com>
327 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
328 (handle_options): Fix indentation.
329 (print_filtered_help): If no language-specific options were
330 displayed tell the user how to list all the options supported by
331 the language's front-end.
332 (print_specific_help): Fix indentation and remove duplicate line.
333 (common_handle_option): Handle the -v option.
334 For --help enable the display of undocumented options if the -v
335 switch has been included on the command line.
336 For --help= check for overlaps in the arguments between the option
337 classes and the language names and issue a warning when they
338 cannot be disambiguated.
339 * c.opt (v): Pass on to the common option handler.
341 2008-02-19 Revital Eres <eres@il.ibm.com>
343 * modulo-sched.c (sms_schedule): Change dump message when
344 create_ddg function fails.
345 (try_scheduling_node_in_cycle): Rename row to cycle.
346 (print_partial_schedule): Rename CYCLE to ROW.
348 2008-02-19 Christian Bruel <christian.bruel@st.com>
349 Zdenek Dvorak <ook@ucw.cz>
351 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
353 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
356 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
357 (*x86_movdicc_0_m1_se): Ditto.
359 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
361 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
362 (CMPtype): Define as __gcc_CMPtype.
363 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
364 (CMPtype): Define as __gcc_CMPtype.
366 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
368 Support valgrind 3.3 for --enable-checking=valgrind.
369 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
371 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
372 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
373 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
374 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
375 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
376 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
377 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
379 * ggc-zone.c: Similar.
380 * ggc-page.c: Similar.
382 2008-02-19 Paul Brook <paul@codesourcery.com>
385 * config/arm/ieee754-df.S: Fix do_it typo.
386 * config/arm/ieee754-sf.S: Fix do_it typo.
388 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
391 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
392 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
393 (OPTION_MASK_ISA_SSE_SET): Likewise.
394 (OPTION_MASK_ISA_SSE2_SET): Likewise.
395 (OPTION_MASK_ISA_SSE3_SET): Likewise.
396 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
397 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
398 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
399 (OPTION_MASK_ISA_SSE4_SET): Likewise.
400 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
401 (OPTION_MASK_ISA_SSE5_SET): Likewise.
402 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
403 (OPTION_MASK_ISA_MMX_UNSET): Updated.
404 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
405 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
406 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
407 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
408 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
409 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
410 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
411 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
412 (OPTION_MASK_ISA_SSE4): Removed.
413 (ix86_handle_option): Turn on bits in ix86_isa_flags and
414 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
416 (override_options): Don't turn on implied SSE/MMX bits in
419 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
421 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
424 2008-02-18 Joey Ye <joey.ye@intel.com>
427 * tree-nested.c (insert_field_into_struct): Set type alignment
428 to field alignment if the former is less than the latter.
430 2008-02-18 Jakub Jelinek <jakub@redhat.com>
432 * BASE-VER: Set to 4.4.0.
434 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
436 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
437 * doc/cfg.texi: Likewise.
438 * doc/extend.texi: Likewise.
439 * doc/gty.texi: Likewise.
440 * doc/invoke.texi: Likewise.
441 * doc/loop.texi: Likewise.
442 * doc/md.texi: Likewise.
443 * doc/passes.texi: Likewise.
444 * doc/rtl.texi: Likewise.
445 * doc/sourcebuild.texi: Likewise.
446 * doc/tm.texi: Likewise.
447 * doc/tree-ssa.texi: Likewise.
449 2008-02-17 Richard Guenther <rguenther@suse.de>
452 * tree-complex.c (init_parameter_lattice_values): Handle parameters
453 without default definition.
455 2008-02-17 Richard Guenther <rguenther@suse.de>
457 PR tree-optimization/35231
458 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
461 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
465 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
466 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
467 libgcc_cmp_return mode.
469 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
472 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
474 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
476 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
479 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
481 * doc/c-tree.texi: Use `@.' where appropriate.
482 * doc/extend.texi: Likewise.
483 * doc/install.texi: Likewise.
484 * doc/invoke.texi: Likewise.
485 * doc/loop.texi: Likewise.
486 * doc/makefile.texi: Likewise.
487 * doc/md.texi: Likewise.
488 * doc/passes.texi: Likewise.
489 * doc/standards.texi: Likewise.
490 * doc/tm.texi: Likewise.
492 2008-02-15 Jakub Jelinek <jakub@redhat.com>
495 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
497 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
498 rather than in entry_bb.
500 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
502 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
503 libgcc_cmp_return mode.
505 2008-02-15 Jakub Jelinek <jakub@redhat.com>
508 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
509 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
511 2008-02-15 Richard Guenther <rguenther@suse.de>
512 Zdenek Dvorak <ook@ucw.cz>
514 PR tree-optimization/35164
515 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
516 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
517 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
518 Only propagate addresses which do not have abnormal SSA_NAMEs
521 2008-02-15 Joseph Myers <joseph@codesourcery.com>
524 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
526 2008-02-15 Jan Hubicka <jh@suse.cz>
529 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
531 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
534 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
535 when calculating alignment_pad.
537 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
539 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
540 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
541 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
542 and STACK_BOUNDARY define.
544 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
546 PR preprocessor/35061
547 * c-pragma.c (handle_pragma_pop_macro): Check that
548 pushed_macro_table has been allocated.
550 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
553 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
554 (force_gimple_operand): Likewise.
555 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
556 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
557 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
558 (find_interesting_uses_address): Check addressability and alignment
559 of the base expression only after substituting bases of IVs into it.
561 2008-02-14 Michael Matz <matz@suse.de>
564 * function.c (instantiate_virtual_regs_in_insn): Reload address
565 before falling back to reloading the whole operand.
567 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
569 * config/s390/s390.c (s390_mainpool_start): Emit the pool
570 before the first section switch note.
572 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
574 * doc/bugreport.texi: Update copyright years.
575 * doc/c-tree.texi: Likewise.
576 * doc/cfg.texi: Likewise.
577 * doc/cpp.texi: Likewise.
578 * doc/cppinternals.texi: Likewise.
579 * doc/fragments.texi: Likewise.
580 * doc/frontends.texi: Likewise.
581 * doc/gcc.texi: Likewise.
582 * doc/gty.texi: Likewise.
583 * doc/hostconfig.texi: Likewise.
584 * doc/implement-c.texi: Likewise.
585 * doc/libgcc.texi: Likewise.
586 * doc/loop.texi: Likewise.
587 * doc/makefile.texi: Likewise.
588 * doc/options.texi: Likewise.
589 * doc/passes.texi: Likewise.
590 * doc/rtl.texi: Likewise.
591 * doc/sourcebuild.texi: Likewise.
592 * doc/standards.texi: Likewise.
593 * doc/tree-ssa.texi: Likewise.
594 * doc/trouble.texi: Likewise.
596 * doc/extend.texi: Use @: or add comma where appropriate.
597 * doc/invoke.texi: Likewise.
598 * doc/tm.texi: Likewise.
600 2008-02-14 Alan Modra <amodra@bigpond.net.au>
603 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
606 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
608 * doc/md.texi (clz, ctz): Add reference.
609 * doc/rtl.texi (clz, ctz): Likewise.
611 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
614 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
617 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
619 * config/s390/s390.c (struct constant_pool): New field
620 emit_pool_after added.
621 (s390_mainpool_start): Set the emit_pool_after flag according
622 to the section switch notes.
623 (s390_mainpool_finish): Consider emit_pool_after when emitting
624 the literal pool at the end of the function.
625 (s390_chunkify_start): Force literal pool splits at section
628 2008-02-13 Michael Matz <matz@suse.de>
631 * var-tracking.c (clobber_variable_part): Correctly traverse the
634 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
637 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
638 Add -fdump-ipa-inline.
639 * tree-dump.c (dump_files): Remove tree-inlined dump.
640 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
642 2008-02-12 Richard Guenther <rguenther@suse.de>
644 PR tree-optimization/35171
645 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
648 2008-02-12 Richard Guenther <rguenther@suse.de>
651 * fold-const.c (fold_widened_comparison): Use get_unwidened in
652 value-preserving mode. Disallow final truncation.
654 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
657 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
659 (force_gimple_operand): ...here.
661 2008-02-12 Jakub Jelinek <jakub@redhat.com>
664 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
665 non-compatible pointers.
666 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
667 different FIELD_DECLs, try harder by comparing field offsets, sizes
671 * function.c (match_asm_constraints_1): Don't replace the same input
674 2008-02-12 Anatoly Sokolov <aesok@post.ru>
676 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
677 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
678 (expand_epilogue): Restore RAMPZ register.
679 * config/avr/avr.md (RAMPZ_ADDR): New constant.
681 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
683 * config/i386/cygwin.asm: (__alloca): Correct calling
684 convention and alignment.
685 (__chkstk): Force 8 byte stack alignment.
687 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
688 Richard Guenther <rguenther@suse.de>
690 PR tree-optimization/33992
691 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
692 the zero we compare against.
694 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
697 * gthr-win32.h (__gthread_mutex_destroy_function): New function
698 to CloseHandle after unlocking to prevent accumulation of handle
701 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
704 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
705 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
706 and update LABEL_NUSES during and after reload.
708 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
711 * combine.c (simplify_if_then_else): Make sure the comparison is
712 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
714 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
717 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
718 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
719 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
720 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
721 * tree.h (get_type_static_bounds): Likewise.
723 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
725 * doc/invoke.texi (Option Summary, C++ Dialect Options)
726 (Objective-C and Objective-C++ Dialect Options, Warning Options):
727 Make -Wfoo language annotations match what the compiler outputs.
729 2008-02-08 Sa Liu <saliu@de.ibm.com>
731 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
732 intrinsics spu_convts, spu_convtu, spu_convtf.
733 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
735 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
737 * doc/extend.texi (Function Attributes) <noinline>: Mention
738 asm ("") as method to keep calls.
740 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
743 * doc/options.texi (Options): Replace references to opts.sh with
745 * opts-common.c: Likewise.
746 * optc-gen.awk: Likewise.
748 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
750 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
752 2008-02-07 Richard Henderson <rth@redhat.com>
755 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
756 EXPR_LIST for the REG_EQUAL instead of a comparison with a
759 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
761 PR tree-optimization/35085
762 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
763 for operand entry oe2 in addition to operand entry oe3 in order to
764 expose more opportunities for vectorizer sum reduction.
766 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
769 * Makefile.in (LIBS): Remove $(GMPLIBS).
770 (cc1-dummy, cc1): Add $(GMPLIBS).
772 2008-02-06 Jan Hubicka <jh@suse.cz>
775 * i386.md (moddf_integer): Do not produce partial memory stalls for
776 targets where it hurts.
778 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
781 * optabs.c (expand_float): Do not check for decimal modes when
782 expanding unsigned integer through signed conversion.
784 2008-02-06 Nick Clifton <nickc@redhat.com>
786 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
787 inside the clobber with a match_operand and duplicated operand
788 number in the constraint.
789 (ineqbranchsi): Delete redundant comment.
791 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
793 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
794 builtin_define ("__USE_INIT_FINI__").
795 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
797 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
799 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
801 PR documentation/30330
802 * doc/invoke.texi (C++ Dialect Options)
803 (Objective-C and Objective-C++ Dialect Options, Warning Options):
804 For each warning option -Wfoo that allows -Wno-foo, ensure both
805 -Wfoo and -Wno-foo are listed in the option index. Fix index
806 entry of -Wswitch-default, index -Wnormalized= including the
807 `=', and -Wlarger-than-@var{len} including @var{len}.
809 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
811 * config/i386/i386.md (floatunssisf2): Use
812 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
813 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
814 Macroize expander using MODEF mode iterator.
816 2008-02-05 Diego Novillo <dnovillo@google.com>
818 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
821 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
823 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
826 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
828 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
831 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
832 to indicate if a message should be generated.
833 (init_cumulative_args): Updated.
834 (function_value_32): Likewise.
836 2008-02-05 Joseph Myers <joseph@codesourcery.com>
838 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
840 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
843 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
844 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
846 2008-02-04 Diego Novillo <dnovillo@google.com>
848 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
851 * tree-vrp.c (vrp_evaluate_conditional): With
852 -Wtype-limits, emit a warning when comparing against a
853 constant outside the natural range of OP0's type.
855 2008-02-04 Richard Guenther <rguenther@suse.de>
858 * expr.c (count_type_elements): Give for unions instead of
861 2008-02-04 Richard Guenther <rguenther@suse.de>
864 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
865 to TYPE_DOMAINs base type instead of using bitsizetype here.
867 2008-02-03 Jason Merrill <jason@redhat.com>
869 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
871 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
874 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
875 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
876 (RS/6000 and PowerPC Options): Fix typos and markup.
877 * doc/passes.texi (Tree-SSA passes): Likewise.
879 2008-02-02 Michael Matz <matz@suse.de>
882 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
883 from record_last_reg_set_info.
884 (record_last_reg_set_info): Take an RTX argument, iterate over all
885 constituent hardregs.
886 (record_last_set_info, record_opr_changes): Change calls to
887 new signature or to record_last_reg_set_info_regno.
889 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
891 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
893 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
895 PR rtl-optimization/34773
896 * reg-notes.def (EQUAL): Mention significance of combination of
897 REG_EQUAL and REG_RETVAL.
898 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
899 insn that has a REG_RETVAL.
901 2008-02-01 Roger Sayle <roger@eyesopen.com>
904 * configure.ac (--enable-fixed-point): Disable unless explicitly
906 * configure: Regenerate.
908 2008-02-01 Richard Guenther <rguenther@suse.de>
911 * invoke.texi (-finline-limit): Remove no longer true parts
912 of the documentation. Note that there is no default value.
914 2008-02-01 Andrew Pinski <pinskia@gmail.com>
915 Mark Mitchell <mark@codesourcery.com>
916 Ben Elliston <bje@au.ibm.com>
919 * doc/extend.texi (Other Builtins): Document.
921 2008-01-31 Tom Browder <tom.browder@gmail.com>
923 * doc/c-tree.texi (Types): Fix grammar.
924 (Expression trees): Ditto.
925 * doc/passes.texi (Tree-SSA passes): Ditto.
927 * doc/configterms.texi (Configure Terms): Fix typo.
928 * doc/cpp.texi (Common Predefined Macros): Ditto.
929 * doc/md.texi (Machine Constraints): Ditto.
931 * doc/makefile.texi (Makefile): Add comma.
933 2008-01-31 Tom Browder <tom.browder@gmail.com>
934 Gerald Pfeifer <gerald@pfeifer.com>
936 * doc/sourcebuild.texi (Front End): Remove references to CVS
938 (Texinfo Manuals): Replace reference to CVS by one to SVN.
939 (Back End): Remove reference to CVS.
941 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
944 * config/mips/mips.c (gen_load_const_gp): New function, taking a
946 (mips16_gp_pseudo_reg): ...here.
947 * config/mips/mips.md (load_const_gp): Replace with...
948 (load_const_gp_<mode>): ...this :P-based insn.
950 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
952 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
953 options. Minor fixes.
954 (-std): Move reference to standards closer to where language
955 standards are first mentioned.
957 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
959 PR rtl-optimization/34995
960 * reload.c (alternative_allows_const_pool_ref): Take an rtx
961 parameter and return a bool. If the rtx parameter is nonnull,
962 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
963 (find_reloads): Update call accordingly. Pass the new operand
964 if it needed no address reloads, otherwise pass null.
966 2008-01-30 Richard Henderson <rth@redhat.com>
969 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
970 for unbounded arrays.
972 2008-01-30 Silvius Rus <rus@google.com>
974 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
976 2008-01-30 Jan Hubicka <jh@suse.cz>
979 * i386.c (init_cumulative_args): Use real function declaration when
982 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
984 PR rtl-optimization/34998
985 * global.c (build_insn_chain): Treat non-subreg_lowpart
986 SUBREGs of pseudos as clobbering all the words covered by the
987 SUBREG, not just all the bytes.
988 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
989 original df_ref rather than an extract parameter.
990 (global_conflicts): Update call accordingly.
992 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
994 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
995 the overflow check to make it easier to read.
996 (__fixtfdi): Change the type of the ll member in union
997 long_double to UDItype_x.
999 2008-01-30 Jakub Jelinek <jakub@redhat.com>
1002 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1003 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1004 * tree-inline.c (fold_marked_statements): Call
1005 cgraph_update_edges_for_call_stmt if folding a call statement.
1006 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1007 debug_generic_stmt calls, reset it back afterwards.
1010 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1012 * c-typeck.c (build_external_ref): Don't pedwarn about
1013 static vars in current function's scope.
1015 2008-01-29 Joseph Myers <joseph@codesourcery.com>
1017 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1019 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
1022 * ipa-struct-reorg.c: Fix spelling.
1023 * params.def: Ditto.
1025 2008-01-29 Richard Guenther <rguenther@suse.de>
1028 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1030 * tree-inline.c (remap_type): Increment remapping_type_depth
1031 around remapping types.
1032 (copy_body_r): Only add referenced variables if they are referenced
1033 from code, not types.
1035 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1046 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1047 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1049 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1052 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1053 pointer for tiny stack.
1055 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1057 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1059 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1061 * config/vx-common.h: Fix typo in comment.
1063 2008-01-28 Ian Lance Taylor <iant@google.com>
1067 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1068 coalesce pointers if they have different DECL_NO_TBAA_P values.
1069 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1070 between variables with different DECL_NO_TBAA_P values.
1072 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1075 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1076 are not legitimate small data references on SPE targets.
1078 2008-01-28 David Daney <ddaney@avtrex.com>
1080 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1082 2008-01-28 David Daney <ddaney@avtrex.com>
1084 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1086 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1088 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1089 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1090 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1091 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1092 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1093 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1094 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1095 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1097 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1099 * basic-block.h (condjump_equiv_p): Fix comment.
1101 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1103 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1104 print_generic_stmt_indented): Fix comment.
1106 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1108 * configure.ac (__stack_chk_fail): Add detecion for availability
1109 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1110 * configure: Regenerate.
1112 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1115 * final.c (output_addr_const): Handle TRUNCATE.
1117 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1120 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1121 (zero_cost, infinite_cost): New constants.
1122 (struct cost_pair): Change type of cost to comp_cost.
1123 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1124 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1126 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1127 split_address_cost, ptr_difference_cost, difference_cost,
1128 get_computation_cost_at, get_computation_cost,
1129 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1130 determine_use_iv_cost_condition, determine_use_iv_costs,
1131 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1132 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1133 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1134 Change type of cost to comp_cost.
1135 (determine_iv_cost): Increase cost of non-original ivs, instead
1136 of decreasing the cost of original ones.
1137 (get_address_cost): Indicate the complexity of the addressing mode
1139 (try_add_cand_for): Prefer using ivs not specific to some object.
1140 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1142 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1143 Janis Johnson <janis187@us.ibm.com>
1146 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1147 (TARGET_INSTANTIATE_DECLS): Likewise.
1148 * target.h (expand_to_rtl_hook): New target hook.
1149 (instantiate_decls): Likewise.
1150 * function.c (instantiate_decl): Make non-static. Rename to...
1151 (instantiate_decl_rtl): ... this.
1152 (instantiate_expr): Use instantiate_decl_rtl.
1153 (instantiate_decls_1): Likewise.
1154 (instantiate_decls): Likewise.
1155 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1156 * function.h (instantiate_decl_rtl): Add prototype.
1157 * cfgexpand.c (target.h): New include.
1158 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1159 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1160 (TARGET_INSTANTIATE_DECLS): Likewise.
1161 (TARGET_INITIALIZER): New target hooks added.
1162 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1164 * config/rs6000/rs6000.c (tree-flow.h): New include.
1165 (machine_function): Add sdmode_stack_slot field.
1166 (rs6000_alloc_sdmode_stack_slot): New function.
1167 (rs6000_instantiate_decls): Likewise.
1168 (rs6000_secondary_memory_needed_rtx): Likewise.
1169 (rs6000_check_sdmode): Likewise.
1170 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1171 (TARGET_INSTANTIATE_DECLS): Likewise.
1172 (rs6000_hard_regno_mode_ok): Allow SDmode.
1173 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1174 (rs6000_emit_move): Handle SDmode.
1175 (function_arg_advance): Likewise.
1176 (function_arg): Likewise.
1177 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1178 SDmode var args for 32-bit compiles.
1179 (rs6000_secondary_reload_class): Handle SDmode.
1180 (rs6000_output_function_epilogue): Likewise.
1181 (rs6000_function_value): Simplify if statement.
1182 (rs6000_libcall_value): Likewise.
1183 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1184 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1185 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1186 (movsd_hardfloat): New define_insn.
1187 (movsd_softfloat): Likewise.
1188 (movsd_store): Likewise.
1189 (movsd_load): Likewise.
1190 (extendsddd2): Likewise.
1191 (extendsdtd2): Likewise.
1192 (truncddsd2): Likewise.
1193 (movdd_hardfloat64): Fixup comment.
1194 (UNSPEC_MOVSD_LOAD): New constant.
1195 (UNSPEC_MOVSD_STORE): Likewise.
1197 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1200 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1202 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1203 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1204 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1207 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1210 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1211 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1212 __LONGDOUBLE128 too.
1213 * config/rs6000/aix61.h: New file.
1215 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1217 PR rtl-optimization/34959
1218 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1219 popcount and parity rtxes the same mode as their operand.
1220 Truncate or extend the result to the return value's mode
1223 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1226 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1227 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1228 to GOT_VERSION_REGNUM.
1229 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1230 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1231 * config/mips/mips.c (mips_emit_call_insn): New function.
1232 (mips_call_tls_get_addr): Call mips_expand_call directly.
1233 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1235 (mips16_build_call_stub): Likewise. Return the call insn or null.
1236 (mips_expand_call): Update the call to mips16_build_call_stub
1237 accordingly and a remove redundant condition. Assert that MIPS16
1238 stubs do not use lazy binding. Use mips_emit_call_insn and return
1240 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1242 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1243 (mips_avoid_hazard): Remove hazard_set handling.
1244 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1245 (UNSPEC_RESTORE_GP): ...this.
1246 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1247 (FAKE_CALL_REGNO): Rename to...
1248 (GOT_VERSION_REGNUM): ...this.
1249 (type): Add "ghost" value. Add an associated insn reservation.
1250 (hazard_set): Remove.
1251 (exception_receiver): Rename to...
1252 (restore_gp): ...this and update the unspec identifier accordingly.
1253 (exception_receiver, nonlocal_got_receiver): New expanders.
1254 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
1255 FAKE_CALL_REGNO. Remove hazard_set attribute.
1256 (set_got_version, update_got_version): New patterns.
1258 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
1261 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1263 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1266 * doc/install.texi2html: Generate gcc-vers.texi.
1268 2008-01-25 DJ Delorie <dj@redhat.com>
1270 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1272 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1274 * config/c4x: Remove directory.
1275 * config.gcc (crx-*, mt-*): Mark obsolete.
1276 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1277 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1278 sh-*-rtemscoff*): Remove cases.
1279 * defaults.h (C4X_FLOAT_FORMAT): Remove.
1280 * real.c (encode_c4x_single, decode_c4x_single,
1281 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1282 c4x_extended_format): Remove.
1283 * real.h (c4x_single_format, c4x_extended_format): Remove.
1284 * doc/extend.texi (interrupt, naked): Remove mention of attributes
1286 (Pragmas): Remove comment about c4x pragmas.
1287 * doc/install.texi (c4x): Remove target-specific instructions.
1288 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1289 * doc/md.texi (Machine Constraints): Remove C4x documentation.
1290 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1291 refer to C4x source files as examples.
1292 (C4X_FLOAT_FORMAT): Remove documentation.
1294 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
1296 * config/bfin/bfin.c (override_options): Reorder tests so that
1297 flag_pic gets enabled for -msep-data.
1299 2008-01-25 Richard Guenther <rguenther@suse.de>
1302 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1303 to its bitfield precision if required.
1305 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1308 * tree-nested.c (walk_omp_for): New function.
1309 (convert_nonlocal_reference, convert_local_reference): Call
1310 walk_omp_for on OMP_FOR.
1311 (convert_call_expr): Call walk_body on OMP_FOR's
1312 OMP_FOR_PRE_INIT_BODY.
1314 2008-01-25 Richard Guenther <rguenther@suse.de>
1316 PR tree-optimization/34966
1317 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1318 default defs and PHI_NODEs we have to insert after the
1321 2008-01-24 Nick Clifton <nickc@redhat.com>
1323 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1324 Provide a default definition.
1325 (LIBGCC2_UNITS_PER_WORD): Likewise.
1327 * config/stormy16/stormy16.c: Include df.h for the prototype
1328 for df_regs_ever_live_p.
1329 (xstormy16_expand_builtin_va_start): Convert the stack offset
1330 into a component_ref and then use POINTER_PLUS_EXPR to add it
1331 to the incoming_virtual_args_rtx.
1332 (xstormy16_gimplify_va_arg_expr): Rename to
1333 xstormy16_gimplify_va_arg_expr.
1334 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1335 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1336 xstormy16_gimplify_va_arg_expr.
1337 Fix up some formatting issues.
1339 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1340 Move to predicates.md.
1341 (xs_hi_general_operand): Likewise.
1342 (xs_hi_nonmemory_operand): Likewise.
1343 * config/stormy16/predicates.md:
1344 (xstormy16_carry_plus_operand): New predicate.
1345 (xs_hi_general_operand): New predicate.
1346 (xs_hi_nonmemory_operand): New predicate.
1347 * config/stormy16/stormy16-protos.h:
1348 (xstormy16_carry_plus_operand): Delete prototype.
1349 (xs_hi_general_operand): Likewise.
1350 (xs_hi_nonmemory_operand): Likewise.
1352 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1353 modifiers as they are no longer needed and they can trigger
1354 reload spill failures.
1356 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1357 with a match_operand in order to help reload.
1359 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1360 constraint with 'e' for the 8th alternative as this version of
1361 the mov.w instruction only accepts the lower 8 registers.
1363 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
1366 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1367 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1370 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1373 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1375 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1377 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1379 (remove_structure): Update allocations list before removing structure.
1381 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1383 * ipa-struct-reorg.c (is_safe_cond_expr,
1384 create_new_stmts_for_cond_expr): Use integer_zerop function,
1385 that recognize not only zero-pointer, but zero-integer too.
1387 2008-01-25 Ben Elliston <bje@au.ibm.com>
1390 * fixproto: Escape "." in sed expression that strips leading "./".
1392 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
1395 * gcc.c (SWITCH_OK): Removed.
1396 (SWITCH_LIVE): Changed to bit.
1397 (SWITCH_FALSE): Likewise.
1398 (SWITCH_IGNORE): Likewise.
1399 (switchstr): Change live_cond to unsigned int.
1400 (process_command): Replace SWITCH_OK with 0.
1401 (do_self_spec): Likewise.
1402 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1403 (give_switch): Likewise.
1404 (used_arg): Likewise.
1405 (do_spec_1): Set the SWITCH_IGNORE bit.
1406 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1407 bits. Set the SWITCH_LIVE bit.
1409 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1411 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1413 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
1415 PR tree-optimization/34472
1416 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1417 parameter to a "bool *" and set *DATA to false if there is
1418 an unsafe access. Do not delete the structure here.
1419 (check_cond_exprs): Delete it here instead.
1420 (check_cond_exprs, exclude_cold_structs): Do not increase
1421 I when removing a structure.
1423 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
1426 * config/i386/i386.c (ix86_expand_vector_init): Consider only
1427 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1429 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
1432 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1433 a fixed vector for stack.
1435 2008-01-24 Ben Elliston <bje@au.ibm.com>
1438 * doc/gcc.texi (Software development): Add a direntry for g++.
1440 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
1442 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1443 stale and straggling -fforce-addr comments above.
1445 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1447 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1448 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1450 2008-01-23 Michael Matz <matz@suse.de>
1453 * dwarf2out.c (force_type_die): Use modified_type_die instead of
1456 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
1458 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1461 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1463 * config/avr/avr.c (avr_current_arch): New variable.
1464 (avr_arch_types): Add 'avr31' and 'avr51' entries.
1465 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1466 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1467 (avr_override_options): Init 'avr_current_arch'.
1468 (base_arch_s): Move from here...
1469 * config/avr/avr.h (base_arch_s): ... here. Add new members
1470 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1471 'mega' to 'have_jmp_call'.
1472 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1473 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
1475 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1477 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1478 MULTILIB_MATCHES): (Ditto.).
1480 2008-01-23 Richard Guenther <rguenther@suse.de>
1483 * cgraphunit.c (cgraph_reset_node): Always mark the node
1484 not reachable if it is not queued already.
1486 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
1488 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1489 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1490 (cputype_selected): New static variable.
1491 (bfin_handle_option): Set it if -mcpu is used.
1492 (override_option): Select default set of workarounds if no cpu type
1493 selected on the command line.
1494 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1496 From Michael Frysinger <michael.frysinger@analog.com>
1497 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1498 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1500 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1501 for bf547, bf523, bf524, and bf526.
1502 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1504 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1505 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1506 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1507 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1508 * doc/invoke.texi (Blackfin Options): Document that
1509 -mcpu now accept bf547, bf523, bf524, and bf526.
1511 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1513 PR rtl-optimization/34628
1514 * combine.c (try_combine): Stop and undo after the first combination
1515 if an autoincrement side-effect on the first insn has effectively
1518 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1521 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1522 Offset addresses are not valid for Altivec or paired float modes.
1524 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1527 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1528 if DECL_INITIAL (decl) is error_mark_node.
1531 * c-common.c (handle_vector_size_attribute): Only allow
1532 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1533 the same way as pointer, array etc. types.
1534 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1537 * tree.c (build_type_attribute_qual_variant): Call
1538 build_qualified_type if attributes are equal, but quals are not.
1540 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1543 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1544 * flags.h (warn_strict_aliasing): Remove.
1545 (warn_strict_overflow): Remove.
1546 * opts.c (warn_strict_aliasing): Remove.
1547 (warn_strict_overflow): Remove.
1548 * c-opts.c (c_common_handle_option): -Wall only sets
1549 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1550 (c_common_post_options): Give default values to -Wstrict-aliasing
1551 and -Wstrict-overflow if they are uninitialized.
1552 * common.opt (Wstrict-aliasing): Specify Var and Init.
1553 (Wstrict-overflow): Likewise.
1555 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1557 PR rtl-optimization/26854
1558 PR rtl-optimization/34400
1559 PR rtl-optimization/34884
1560 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1562 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1563 (df_rd_bb_info.expanded_lr_out): Deleted
1564 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1565 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1566 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1567 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1568 Removed code to allocate, initialize or free expanded_lr_out.
1569 (df_rd_bb_local_compute_process_def): Restructured to make more
1571 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1572 sets if the sets are being trimmed.
1574 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1577 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1578 (as_vers): Likewise.
1579 * configure: Regenerated.
1581 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1584 * tree-pass.h (pass_build_alias): New pass.
1585 * tree-ssa-alias.c (gate_build_alias): New.
1586 (pass_build_alias): New.
1587 * passes.c (init_optimization_passes): Add pass_build_alias after
1588 pass_create_structure_vars.
1590 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1592 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1593 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1594 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1595 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1596 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1597 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1598 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1599 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1600 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1601 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1602 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1603 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1604 * config/s390/s390.md (FP_ALL): New mode iterator.
1605 (_d): New mode attribute.
1606 ("*signbit<mode>2>"): Changed mode of first operand.
1607 ("isinf<mode>2"): Changed mode of first operand.
1608 ("*TDC_insn"): Adaptation for DFP modes.
1610 2008-01-22 Ben Elliston <bje@au.ibm.com>
1612 * tree.c (check_qualified_type): Improve function description.
1614 2008-01-21 Jason Merrill <jason@redhat.com>
1617 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1618 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1621 2008-01-21 DJ Delorie <dj@redhat.com>
1623 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1626 2008-01-21 Richard Guenther <rguenther@suse.de>
1629 * tree-cfg.c (verify_expr): Allow all invariant expressions
1630 instead of just constant class ones as reference argument.
1631 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1632 like any other constant.
1633 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1635 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1637 * regmove.c (fixup_match_1): Update call crossed frequencies.
1639 2008-01-21 Richard Guenther <rguenther@suse.de>
1642 * tree-inline.c (setup_one_parameter): Deal with mismatched
1643 types using a VIEW_CONVERT_EXPR.
1645 2008-01-21 Alon Dayan <alond@il.ibm.com>
1646 Olga Golovanevsky <olga@il.ibm.com>
1648 PR tree-optimization/34701
1649 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1650 when the structure size is not a power of 2.
1652 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1654 * doc/install.texi: Add doc for --enable-checking=df.
1656 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1658 PR rtl-optimization/34808
1659 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1661 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1663 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1666 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1668 PR rtl-optimization/26854
1669 PR rtl-optimization/34400
1670 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1672 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1673 (df_rd_bb_info.expanded_lr_out): New.
1674 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1675 * loop_iv.c (iv_analysis_loop_init): Ditto.
1676 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1677 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1678 Added code to allocate, initialize or free expanded_lr_out.
1679 (df_rd_bb_local_compute_process_def): Restructured to make
1680 more understandable.
1681 (df_rd_confluence_n): Add code to do nothing with fake edges and
1682 code to no apply invalidate_by_call sets if the sets are being trimmed.
1683 (df_lr_local_finalize): Renamed to df_lr_finalize.
1684 (df_live_local_finalize): Renamed to df_live_finalize.
1686 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1689 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1690 deciding whether to use reciprocal instructions.
1692 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1694 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1695 dwarf2out_note_section_used if cold_text_section is NULL.
1697 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1699 PR gcov-profile/34610
1700 * tree-cfg.c (make_edges): Mark both outgoing edges from
1701 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1702 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1703 from OMP_FOR and OMP_CONTINUE outgoing edges.
1705 * tree-profile.c (tree_profiling): Return early if
1706 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1708 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1709 from cfun to child_cfun.
1710 * function.h (struct function): Add after_tree_profile bit.
1712 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1714 * config/avr/avr.S (_exit): Disable interrupt.
1716 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1717 Steven Bosscher <stevenb.gcc@gmail.com>
1719 PR rtl-optimization/26854
1720 PR rtl-optimization/34400
1721 * df-problems.c (df_live_scratch): New scratch bitmap.
1722 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1723 (df_live_reset): Clear the proper bitmaps.
1724 (df_live_bb_local_compute): Only process the artificial defs once
1725 since the order is not important.
1726 (df_live_init): Init the df_live sets only with the variables
1727 found live by df_lr.
1728 (df_live_transfer_function): Use the df_lr sets to prune the
1729 df_live sets as they are being computed.
1730 (df_live_free): Free df_live_scratch.
1732 2008-01-18 Ian Lance Taylor <iant@google.com>
1734 * common.opt: Add fmerge-debug-strings.
1735 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1736 flag_merge_debug_strings rather than flag_merge_constants.
1737 * doc/invoke.texi (Option Summary): Mention
1738 -fmerge-debug-strings.
1739 (Debugging Options): Document -fmerge-debug-strings.
1741 2008-01-18 Ian Lance Taylor <iant@google.com>
1744 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1745 (struct tree_function_decl): Add new field operator_new_flag.
1746 * tree-inline.c (expand_call_inline): When inlining a call to
1747 operator new, force the return value to go into a variable, and
1748 set DECL_NO_TBAA_P on that variable.
1749 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1751 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1754 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1755 DWARF2_DEBUGGING_INFO.
1756 (dwarf2out_note_section_used): Ditto. Add prototype.
1757 (have_multiple_function_sections, text_section_used,
1758 cold_text_section_used, *cold_text_sections): Move declarations
1761 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1763 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1764 field and add signal_ra.
1765 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1766 assignments to frame state pc. Move end of stack check after
1767 MD_FALLBACK_FRAME_STATE_FOR.
1768 (uw_update_context_1): Use frame state signal_regs if set, instead
1769 of checking signal_frame flag.
1770 (uw_update_context): Use frame state signal_ra if set.
1771 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1772 * config/xtensa/linux-unwind.h: New file.
1774 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1776 * modulo-sched.c (get_sched_window): Fix comment typo.
1778 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1780 PR tree-optimization/34648
1781 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1783 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1785 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1786 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1788 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1790 PR rtl-optimization/34400
1791 * df-core.c (df_worklist_dataflow_overeager,
1792 df_worklist_dataflow_doublequeue): New functions.
1793 (df_worklist_dataflow): Two different worklist solvers.
1794 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1797 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1800 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1801 and ftree-parallelize-loops.
1803 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1805 PR rtl-optimization/34826
1806 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1808 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1810 * global.c (find_reg): Mark the eh regs as used if necessary.
1811 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1812 * ra.h (struct allocno): no_eh_reg field added. Changed
1813 no_stack_reg type to bitfield.
1815 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1817 * tree.c (substitute_in_expr): Add missing 'break'.
1819 2008-01-17 Richard Guenther <rguenther@suse.de>
1821 PR tree-optimization/34825
1822 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1823 x / x as division to handle.
1825 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1827 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1828 "-pthread" is specified.
1829 * pa-hpux11.h (LIB_SPEC): Likewise.
1831 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1832 Peter Bergner <bergner@vnet.ibm.com>
1834 PR rtl-optimization/33796
1835 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1837 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1839 PR libgfortran/34699
1840 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1842 * pa-hpux10.h (LINK_SPEC): Likewise.
1843 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1845 2008-01-16 Richard Guenther <rguenther@suse.de>
1848 * fold-const.c (fold_convert_const_int_from_int): Do not
1849 set overflow if that occured only because of a sign extension
1850 change when converting from/to a sizetype with the same
1851 precision and signedness.
1853 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1856 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1857 location address to the correct place. Update copyright year.
1859 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1861 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1862 no dependences in the dependence_relations vector.
1864 2008-01-16 Jan Hubicka <jh@suse.cz>
1866 PR rtl-optimization/31396
1867 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1868 * cfg.c (dump_reg_info): Print it.
1869 * regs.h (struct reg_info_t): add freq_calls_crossed.
1870 (REG_FREQ_CALLS_CROSSED): New macro.
1871 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1872 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1873 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1874 regmove_optimize): Update call crossed frequencies.
1875 * local-alloc.c (struct qty): Add freq_calls_crossed.
1876 (alloc_qty): Copute freq_calls_crossed.
1877 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1878 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1879 * ra.h (struct allocno): Add freq_calls_crossed.
1881 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1883 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1884 libgomp when compiling with ftree-parallelize-loops.
1885 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1887 2008-01-16 Richard Guenther <rguenther@suse.de>
1889 PR tree-optimization/34769
1890 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1891 * tree.c (int_cst_value): Instead make this function more
1892 permissive in what it accepts as valid input. Document this
1893 function always sign-extends the value.
1895 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1896 Richard Guenther <rguenther@suse.de>
1899 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1900 (gimple_fold_indirect_ref_rhs): ... this.
1901 (gimple_fold_indirect_ref): New function with foldings
1902 that preserve lvalueness.
1903 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1904 * tree-flow.h (gimple_fold_indirect_ref): Declare.
1905 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1906 to fold an INDIRECT_REF, fall back to the old use of
1907 fold_indirect_ref_1.
1909 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1911 * tree-data-ref.c (subscript_dependence_tester_1): Call
1912 free_conflict_function.
1913 (compute_self_dependence): Same.
1915 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1918 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1919 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
1921 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1922 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1923 for DWARF2_UNWIND_INFO targets.
1925 2008-01-16 Richard Guenther <rguenther@suse.de>
1928 * c-typeck.c (common_pointer_type): Do not merge inconsistent
1929 type qualifiers for function types.
1931 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1933 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1934 loop_iterator li from previous commit.
1936 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
1938 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1940 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1942 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1943 (parallelize_loops): Don't parallelize irreducible components.
1945 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1948 * c-opts (c_common_post_options): Do not enable CPP
1949 flag_pedantic_errors by default.
1951 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
1953 PR rtl-optimization/31944
1954 * cse.c (remove_pseudo_from_table): New function.
1955 (merge_equiv_classes): Use above function to remove pseudo-registers.
1956 (invalidate): Likewise.
1958 2008-01-13 Richard Guenther <rguenther@suse.de>
1961 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
1962 instead of TYPE_MODE to deal with calls from expand_one_error_var.
1964 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
1966 * gcse.c (cprop_jump): Call validate_unshare_change instead of
1967 validate_change to unshare the source of the PC set.
1969 2008-01-12 Jan Hubicka <jh@suse.cz>
1972 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
1973 references above array bounds. This might trigger bounds checks for
1976 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1978 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
1979 new_replaceable_dependencies.
1981 2008-01-12 Doug Kwan <dougkwan@google.com>
1983 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
1984 instead of OPT_Wreturn_type in warning due to ignored return type
1986 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
1987 options included in -Wextra.
1988 * c.opt: New option -Wignored_qualifiers.
1989 * doc/invoke.texi (Warning Options, -Wextra): Add new option
1990 -Wignore_qualifiers.
1991 (-Wignored-qualifiers): Document.
1992 (-Wreturn-type): Remove description of functionality now handled
1993 by -Wignored-qualifiers.
1995 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
1998 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
1999 NOP_EXPR if it is between integral types with the same precision.
2001 2008-01-12 Jan Hubicka <jh@suse.cz>
2004 * invoke.texi (max-inline-recursive-depth): Fix default value.
2006 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
2008 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2011 2008-01-11 Bob Wilson <bob.wilson@acm.org>
2013 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2015 2008-01-11 James E. Wilson <wilson@specifix.com>
2018 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2020 2008-01-11 Anatoly Sokolov <aesok@post.ru>
2022 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2023 save/restore frame pointer register and don't use 'call-prologues'
2024 optimization in function with "OS_task" attribute.
2026 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2029 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2030 when copying to memory.
2032 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2034 PR rtl-optimization/30905
2035 * cfgcleanup.c: Include dce.h
2036 (crossjumps_occured): New global variable.
2037 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2038 If something changed, set crossjumps_occured to true.
2039 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2040 Don't add/remove fake edges to exit here...
2041 (cleanup_cfg): ...but do it here, when crossjumping.
2042 Run a fast DCE when successful crossjumps occured in the latest
2043 iteration of try_optimize_cfg.
2045 2008-01-11 Richard Guenther <rguenther@suse.de>
2047 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2048 (struct vn_unary_op_s): Likewise.
2049 (vn_reference_insert): Free old reference on hash collision.
2051 2008-01-10 Raksit Ashok <raksit@google.com>
2053 PR rtl-optimization/27971
2054 * combine.c (find_split_point): Split PLUS expressions which are
2055 inside a MEM rtx, and whose first operand is complex.
2057 2008-01-10 DJ Delorie <dj@redhat.com>
2059 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2060 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2061 (m32c_hard_regno_ok): Call the underlying function.
2063 2008-01-10 Richard Guenther <rguenther@suse.de>
2066 * tree-cfg.c (tree_merge_blocks): Do not go through the
2067 full-blown folding and stmt updating path if we just deal
2068 with virtual operands.
2069 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2070 test for abnormal SSA_NAMEs.
2072 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2075 * reload.c (push_reload): Add assertions. All constants from
2076 reg_equiv_constant should have been used for replacing the respective
2078 (find_reloads_address): Invoke find_reloads_address_part for
2079 constant taken from the reg_equiv_constant array.
2081 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2083 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2084 field (valnum) the first in the struct. Replace bools with
2087 2008-01-10 Richard Guenther <rguenther@suse.de>
2089 PR tree-optimization/34651
2090 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2091 types and ordering for masking and converting.
2093 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2095 PR tree-optimization/34017
2096 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2097 also for PHI_NODE expressions.
2099 2008-01-09 Jan Hubicka <jh@suse.cz>
2101 PR tree-optimization/34708
2102 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2103 based on number of case labels.
2104 (init_inline_once): Remove switch_cost.
2105 * tree-inline.h (eni_weights_d): Remove switch_cost.
2107 2008-01-09 Richard Guenther <rguenther@suse.de>
2108 Andrew Pinski <andrew_pinski@playstation.sony.com>
2111 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2112 temporary if an rvalue is ok or an lvalue is not required.
2114 2008-01-09 Richard Guenther <rguenther@suse.de>
2117 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2120 2008-01-09 Richard Guenther <rguenther@suse.de>
2123 * tree.c (host_integerp): Check for sizetype only if the
2124 type is an integer type.
2126 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2129 * opts.c (decode_options): Disable inlining of functions called
2130 once if not in unit-at-a-time mode.
2132 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2134 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2136 2008-01-08 Richard Guenther <rguenther@suse.de>
2139 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2140 out early if the result will be unused.
2142 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2147 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2148 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2151 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2153 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2154 for vectorization tuned.
2156 2008-01-08 Richard Guenther <rguenther@suse.de>
2158 PR tree-optimization/34683
2159 * tree-ssa-operands.c (operand_build_cmp): Export.
2160 * tree-ssa-operands.h (operand_build_cmp): Declare.
2161 * tree-vn.c (vuses_compare): Remove.
2162 (sort_vuses): Use operand_build_cmp.
2163 (sort_vuses_heap): Likewise.
2164 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2165 to re-use old VEC if available. Do not sort already sorted VUSEs.
2166 (vdefs_to_vec): Do not sort already sorted VDEFs.
2168 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2171 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2173 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2176 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2177 limitations of reciprocal sequences on x86 targets.
2179 2008-01-08 Richard Guenther <rguenther@suse.de>
2181 PR tree-optimization/34683
2182 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2184 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2187 * config/darwin.c (darwin_mergeable_string_section): Don't use
2188 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2190 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2193 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2194 negxf2. Macroize expander using X87MODEF mode iterator. Change
2195 predicates of op0 and op1 to register_operand.
2196 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2197 expander using X87MODEF mode iterator. Change predicates of
2198 op0 and op1 to register_operand.
2199 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2200 corresponding patterns and macroize using MODEF macro. Change
2201 predicates of op0 and op1 to register_operand and remove
2202 "m" constraint. Disparage "r" alternative with "!".
2203 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2204 macroize using X87MODEF macro. Change predicates of op0 and op1
2205 to register_operand and remove "m" constraint. Disparage "r"
2206 alternative with "!".
2207 (absneg splitter with memory operands): Remove.
2208 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2209 patterns and macroize using X87MODEF mode iterator.
2210 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2211 Change predicate of op1 to register_operand.
2212 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2213 for memory operands.
2215 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2217 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2219 2008-01-07 Richard Guenther <rguenther@suse.de>
2221 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2224 2008-01-07 Richard Guenther <rguenther@suse.de>
2226 PR tree-optimization/34683
2227 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2228 VOPs of the needed size to save memory. Use VEC_quick_push
2229 to save compile-time.
2230 (vdefs_to_vec): Likewise.
2232 2008-01-07 Sa Liu <saliu@de.ibm.com>
2234 * config/spu/spu.md (divdf3): Genetate inline code for double
2235 division. The implementation doesn't handle INF or NAN, therefore it
2236 only applies when -ffinite-math-only is given.
2238 2008-01-06 Paolo Carlini <pcarlini@suse.de>
2241 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2242 * doc/cpp.texi ([Common Predefined Macros]): Document.
2244 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
2246 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2247 order to use commutative addition instead of subtraction.
2249 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2250 Mircea Namolaru <namolaru@il.ibm.com>
2251 Vladimir Yanovsky <yanov@il.ibm.com>
2252 Revital Eres <eres@il.ibm.com>
2254 PR tree-optimization/34263
2255 * tree-outof-ssa.c (process_single_block_loop_latch,
2256 contains_tree_r): New functions.
2257 (analyze_edges_for_bb): Call process_single_block_loop_latch
2258 function to empty single-basic-block latch block if possible.
2260 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2262 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2264 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2266 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2268 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2270 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2272 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2274 2008-01-05 Jakub Jelinek <jakub@redhat.com>
2276 PR tree-optimization/34618
2277 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2280 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2283 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2284 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
2285 Update copyright year.
2287 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2288 Update copyright year.
2289 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2292 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
2294 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2295 edge does not point to current bb before changing need_assert.
2297 2008-01-04 Richard Guenther <rguenther@suse.de>
2300 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2301 for verifying purposes if they are is_gimple_min_invariant.
2303 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
2305 PR tree-optimization/34448
2306 PR tree-optimization/34465
2307 * gimplify.c (gimplify_init_constructor): Add new parameter
2308 notify_temp_creation. Use it.
2309 (gimplify_modify_expr_rhs): Take volatiles into account when
2310 optimizing constructors.
2311 Do not optimize constructors if gimplify_init_constructor will dump to
2313 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2314 * gcc.c-torture/compile/pr34448.c: New.
2316 2008-01-04 Jakub Jelinek <jakub@redhat.com>
2318 PR gcov-profile/34609
2319 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2320 return_slot if result is TREE_ADDRESSABLE.
2322 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
2324 * config/mips/mips.md (sqrt_condition): Tweak comment.
2325 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2327 2008-01-03 Tom Tromey <tromey@redhat.com>
2330 * c-common.c (c_type_hash): Handle VLAs.
2332 2008-01-03 Jan Hubicka <jh@suse.cz>
2334 PR tree-optimization/31081
2335 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2336 0 when inlining and not inlining to first basic block.
2337 (remap_decl): When var is initialized to 0, don't set default_def.
2338 (expand_call_inline): Set entry_bb.
2339 * tree-inline.h (copy_body_data): Add entry_bb.
2341 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2344 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2347 PR tree-optimization/29484
2348 * tree-inline.c (inline_forbidden_p_2): New function.
2349 (inline_forbidden_p): Disallow inlining if some static var
2350 has an address of a local LABEL_DECL in its initializer.
2351 * doc/extend.texi (Labels as Values): Document &&foo behaviour
2354 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
2356 PR tree-optimization/34635
2357 * tree-data-ref.c (add_other_self_distances): Make sure that the
2358 evolution step is constant.
2360 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2363 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2365 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
2367 * tree-sra.c (scalarize_init): Insert the generate_element_init
2368 statements after the generate_element_zero statements.
2370 2008-01-02 Richard Guenther <rguenther@suse.de>
2374 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2375 for very large number of operands instead of ICEing.
2377 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
2380 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2381 while stack probing.
2383 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
2385 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2388 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
2391 * tree-mudflap.c (mx_register_decls): Guard warning by
2392 !DECL_ARTIFICIAL check.
2394 2008-01-01 Jakub Jelinek <jakub@redhat.com>
2396 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2397 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2398 sse5_perm<mode>): Fix constraints.