1 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7 (rs6000_override_options): Set altivec_abi as default, not override,
8 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
9 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
10 is used; use new member spe_abi.
11 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
12 spe_abi and altivec_abi.
14 2008-02-22 Tomas Bily <tbily@suse.cz>
16 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
18 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21 * config.build (build_file_translate): Set to `CMD //c' only if
23 * Makefile.in (build_file_translate): Improve comment.
25 2008-02-21 Jan Hubicka <jh@suse.cz>
27 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
28 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
29 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
31 2008-02-21 Michael Matz <matz@suse.de>
34 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
36 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
38 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
39 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
41 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
42 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
43 SSE_VEC_FLOAT_MODE_P as insn constraint.
44 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
45 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
46 sse4a_movntdf using MODEF mode iterator.
47 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
48 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
49 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
50 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
51 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
52 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
53 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
55 2008-02-21 Richard Guenther <rguenther@suse.de>
57 * tree.def (PAREN_EXPR): New tree code.
58 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
60 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
61 * expr.c (expand_expr_real_1): Likewise.
62 * tree-inline.c (estimate_num_insns_1): Likewise.
63 * tree-complex.c (expand_complex_move): Likewise.
64 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
67 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
70 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
72 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
75 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
77 * config/sh/sh.c (find_barrier): Don't go past
78 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
80 2008-02-20 DJ Delorie <dj@redhat.com>
82 * config/h8300/h8300.md (insv): Force source operand to be a register.
84 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
85 as a jump, not as a plain insn.
87 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
89 * doc/invoke.texi (Warning Options): Add new option
91 (-Wframe-larger-than): Document.
93 * flags.h (warn_frame_larger_than, frame_larger_than_size):
94 Add declarations for new option variables.
96 * final.c (final_start_function): Check the frame size
97 before emission and issue a Wframe-larger-than warning.
99 * opts.c (warn_frame_larger_than, frame_larger_than_size):
100 Add definitions for new option variables.
101 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
103 * common.opt (Wframe-larger-than=): New option.
105 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
107 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
108 (<sse>_div<mode>3): Ditto.
109 (<sse>_vmdiv<mode>3): Ditto.
110 (<sse>_vmsqrt<mode>2): Ditto.
111 (*smax<mode>3): Ditto.
112 (sse5_frcz<mode>2): Ditto.
113 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
116 2008-02-20 Richard Guenther <rguenther@suse.de>
119 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
120 be happy with INTEGRAL_TYPE_P.
122 2008-02-20 Richard Guenther <rguenther@suse.de>
124 * fold-const.c (split_tree): Associate floatig-point expressions
125 if flag_associative_math is set.
127 2008-02-20 Richard Guenther <rguenther@suse.de>
129 * tree.h (fold_real_zero_addition_p): Declare.
130 * fold-const.c (fold_real_zero_addition_p): Export.
131 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
132 floating-point operations with zero and one.
134 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
136 * doc/install.texi: Correct references to CFLAGS, replacing them
137 with BOOT_CFLAGS. Document flags used during bootstrap for
140 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
142 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
143 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
144 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
146 (smin<mode>3): Ditto from similar patterns.
147 (smax<mode>3): Ditto.
148 (*ieee_smin<mode>3): Ditto.
149 (*ieee_smax<mode>3): Ditto.
150 * config/i386/sse.md (sse): New mode attribute.
151 (mov<mode>): Macroize expander from movv4sf and movv2df using
152 SSEMODEF2P mode iterator.
153 (<sse>_movnt<mode>): Ditto from similar patterns. Use
154 SSE_VEC_FLOAT_MODE_P as insn constraint.
155 (storent<mode>): Ditto.
156 (storent<mode>): Macroize expander from storentsf and storentdf using
158 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
159 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
160 (abs<mode>2): Ditto from similar patterns.
161 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
162 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
163 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
164 (<sse>_vmsqrt<mode>2): Ditto.
165 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
166 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
167 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
168 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
169 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
170 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
171 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
173 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
174 iterator and SSE_FLOAT_MODE_P as insn constraint.
175 (<sse>_ucomi): Ditto from similar patterns.
176 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
177 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
178 SSE_VEC_FLOAT_MODE_P as insn constraint.
179 (vcond<mode>): Ditto from similar patterns.
180 (and<mode>3, *and<mode>3): Ditto.
181 (<sse>_nand<mode>3): Ditto.
182 (ior<mode>3, *ior<mode>3): Ditto.
183 (xor<mode>3, *xor<mode>3): Ditto.
184 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
185 iterator and SSE_FLOAT_MODE_P as insn constraint.
186 (*nand<mode>3): Ditto from similar patterns.
187 (*ior<mode>3): Ditto.
188 (*xor<mode>3): Ditto.
190 2008-02-20 Ira Rosen <irar@il.ibm.com>
192 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
193 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
194 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
196 2008-02-19 Jan Hubicka <jh@suse.cz>
198 * predict.c (tree_bb_level_predictions): Remove variable next
199 mistakely introduced by previous commit.
201 2008-02-19 Jan Hubicka <jh@suse.cz>
203 * predict.c (predict_paths_leading_to): Rewrite.
204 (predict_paths_for_bb): New.
205 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
207 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
210 * Makefile.in (build_file_translate): New.
211 (gcc-vers.texi): Use it for translating $(abs_srcdir).
212 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
213 * configure.ac (build_file_translate): Substitute it.
214 * configure: Regenerate.
216 2008-02-19 Jan Hubicka <jh@suse.cz>
218 PR rtl-optimization/34408
219 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
222 2008-02-19 Jan Hubicka <jh@suse.cz>
225 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
228 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
231 * config/i386/i386-modes.def: Revert the last DI alignment
232 change until Ada people can look into it.
234 2008-02-19 Nick Clifton <nickc@redhat.com>
236 * opts.c (print_specific_help): Fix typo in --help text.
238 2008-02-19 Jakub Jelinek <jakub@redhat.com>
241 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
242 32-bit inline asm without asm alternatives for host GCC < 3.0.
244 2008-02-19 Richard Guenther <rguenther@suse.de>
246 PR tree-optimization/34989
247 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
248 Allow propagation to INDIRECT_REF if we can simplify only.
250 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
252 * c-common.c (warn_for_collisions_1): Use appropriate option when
255 2008-02-19 Nick Clifton <nickc@redhat.com>
258 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
259 (handle_options): Fix indentation.
260 (print_filtered_help): If no language-specific options were
261 displayed tell the user how to list all the options supported by
262 the language's front-end.
263 (print_specific_help): Fix indentation and remove duplicate line.
264 (common_handle_option): Handle the -v option.
265 For --help enable the display of undocumented options if the -v
266 switch has been included on the command line.
267 For --help= check for overlaps in the arguments between the option
268 classes and the language names and issue a warning when they
269 cannot be disambiguated.
270 * c.opt (v): Pass on to the common option handler.
272 2008-02-19 Revital Eres <eres@il.ibm.com>
274 * modulo-sched.c (sms_schedule): Change dump message when
275 create_ddg function fails.
276 (try_scheduling_node_in_cycle): Rename row to cycle.
277 (print_partial_schedule): Rename CYCLE to ROW.
279 2008-02-19 Christian Bruel <christian.bruel@st.com>
280 Zdenek Dvorak <ook@ucw.cz>
282 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
284 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
287 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
288 (*x86_movdicc_0_m1_se): Ditto.
290 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
292 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
293 (CMPtype): Define as __gcc_CMPtype.
294 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
295 (CMPtype): Define as __gcc_CMPtype.
297 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
299 Support valgrind 3.3 for --enable-checking=valgrind.
300 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
302 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
303 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
304 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
305 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
306 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
307 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
308 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
310 * ggc-zone.c: Similar.
311 * ggc-page.c: Similar.
313 2008-02-19 Paul Brook <paul@codesourcery.com>
316 * config/arm/ieee754-df.S: Fix do_it typo.
317 * config/arm/ieee754-sf.S: Fix do_it typo.
319 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
322 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
323 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
324 (OPTION_MASK_ISA_SSE_SET): Likewise.
325 (OPTION_MASK_ISA_SSE2_SET): Likewise.
326 (OPTION_MASK_ISA_SSE3_SET): Likewise.
327 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
328 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
329 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
330 (OPTION_MASK_ISA_SSE4_SET): Likewise.
331 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
332 (OPTION_MASK_ISA_SSE5_SET): Likewise.
333 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
334 (OPTION_MASK_ISA_MMX_UNSET): Updated.
335 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
336 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
337 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
338 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
339 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
340 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
341 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
342 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
343 (OPTION_MASK_ISA_SSE4): Removed.
344 (ix86_handle_option): Turn on bits in ix86_isa_flags and
345 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
347 (override_options): Don't turn on implied SSE/MMX bits in
350 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
352 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
355 2008-02-18 Joey Ye <joey.ye@intel.com>
358 * tree-nested.c (insert_field_into_struct): Set type alignment
359 to field alignment if the former is less than the latter.
361 2008-02-18 Jakub Jelinek <jakub@redhat.com>
363 * BASE-VER: Set to 4.4.0.
365 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
367 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
368 * doc/cfg.texi: Likewise.
369 * doc/extend.texi: Likewise.
370 * doc/gty.texi: Likewise.
371 * doc/invoke.texi: Likewise.
372 * doc/loop.texi: Likewise.
373 * doc/md.texi: Likewise.
374 * doc/passes.texi: Likewise.
375 * doc/rtl.texi: Likewise.
376 * doc/sourcebuild.texi: Likewise.
377 * doc/tm.texi: Likewise.
378 * doc/tree-ssa.texi: Likewise.
380 2008-02-17 Richard Guenther <rguenther@suse.de>
383 * tree-complex.c (init_parameter_lattice_values): Handle parameters
384 without default definition.
386 2008-02-17 Richard Guenther <rguenther@suse.de>
388 PR tree-optimization/35231
389 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
392 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
396 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
397 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
398 libgcc_cmp_return mode.
400 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
403 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
405 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
407 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
410 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
412 * doc/c-tree.texi: Use `@.' where appropriate.
413 * doc/extend.texi: Likewise.
414 * doc/install.texi: Likewise.
415 * doc/invoke.texi: Likewise.
416 * doc/loop.texi: Likewise.
417 * doc/makefile.texi: Likewise.
418 * doc/md.texi: Likewise.
419 * doc/passes.texi: Likewise.
420 * doc/standards.texi: Likewise.
421 * doc/tm.texi: Likewise.
423 2008-02-15 Jakub Jelinek <jakub@redhat.com>
426 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
428 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
429 rather than in entry_bb.
431 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
433 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
434 libgcc_cmp_return mode.
436 2008-02-15 Jakub Jelinek <jakub@redhat.com>
439 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
440 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
442 2008-02-15 Richard Guenther <rguenther@suse.de>
443 Zdenek Dvorak <ook@ucw.cz>
445 PR tree-optimization/35164
446 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
447 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
448 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
449 Only propagate addresses which do not have abnormal SSA_NAMEs
452 2008-02-15 Joseph Myers <joseph@codesourcery.com>
455 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
457 2008-02-15 Jan Hubicka <jh@suse.cz>
460 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
462 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
465 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
466 when calculating alignment_pad.
468 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
470 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
471 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
472 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
473 and STACK_BOUNDARY define.
475 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
477 PR preprocessor/35061
478 * c-pragma.c (handle_pragma_pop_macro): Check that
479 pushed_macro_table has been allocated.
481 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
484 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
485 (force_gimple_operand): Likewise.
486 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
487 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
488 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
489 (find_interesting_uses_address): Check addressability and alignment
490 of the base expression only after substituting bases of IVs into it.
492 2008-02-14 Michael Matz <matz@suse.de>
495 * function.c (instantiate_virtual_regs_in_insn): Reload address
496 before falling back to reloading the whole operand.
498 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
500 * config/s390/s390.c (s390_mainpool_start): Emit the pool
501 before the first section switch note.
503 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
505 * doc/bugreport.texi: Update copyright years.
506 * doc/c-tree.texi: Likewise.
507 * doc/cfg.texi: Likewise.
508 * doc/cpp.texi: Likewise.
509 * doc/cppinternals.texi: Likewise.
510 * doc/fragments.texi: Likewise.
511 * doc/frontends.texi: Likewise.
512 * doc/gcc.texi: Likewise.
513 * doc/gty.texi: Likewise.
514 * doc/hostconfig.texi: Likewise.
515 * doc/implement-c.texi: Likewise.
516 * doc/libgcc.texi: Likewise.
517 * doc/loop.texi: Likewise.
518 * doc/makefile.texi: Likewise.
519 * doc/options.texi: Likewise.
520 * doc/passes.texi: Likewise.
521 * doc/rtl.texi: Likewise.
522 * doc/sourcebuild.texi: Likewise.
523 * doc/standards.texi: Likewise.
524 * doc/tree-ssa.texi: Likewise.
525 * doc/trouble.texi: Likewise.
527 * doc/extend.texi: Use @: or add comma where appropriate.
528 * doc/invoke.texi: Likewise.
529 * doc/tm.texi: Likewise.
531 2008-02-14 Alan Modra <amodra@bigpond.net.au>
534 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
537 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
539 * doc/md.texi (clz, ctz): Add reference.
540 * doc/rtl.texi (clz, ctz): Likewise.
542 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
545 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
548 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
550 * config/s390/s390.c (struct constant_pool): New field
551 emit_pool_after added.
552 (s390_mainpool_start): Set the emit_pool_after flag according
553 to the section switch notes.
554 (s390_mainpool_finish): Consider emit_pool_after when emitting
555 the literal pool at the end of the function.
556 (s390_chunkify_start): Force literal pool splits at section
559 2008-02-13 Michael Matz <matz@suse.de>
562 * var-tracking.c (clobber_variable_part): Correctly traverse the
565 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
568 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
569 Add -fdump-ipa-inline.
570 * tree-dump.c (dump_files): Remove tree-inlined dump.
571 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
573 2008-02-12 Richard Guenther <rguenther@suse.de>
575 PR tree-optimization/35171
576 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
579 2008-02-12 Richard Guenther <rguenther@suse.de>
582 * fold-const.c (fold_widened_comparison): Use get_unwidened in
583 value-preserving mode. Disallow final truncation.
585 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
588 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
590 (force_gimple_operand): ...here.
592 2008-02-12 Jakub Jelinek <jakub@redhat.com>
595 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
596 non-compatible pointers.
597 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
598 different FIELD_DECLs, try harder by comparing field offsets, sizes
602 * function.c (match_asm_constraints_1): Don't replace the same input
605 2008-02-12 Anatoly Sokolov <aesok@post.ru>
607 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
608 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
609 (expand_epilogue): Restore RAMPZ register.
610 * config/avr/avr.md (RAMPZ_ADDR): New constant.
612 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
614 * config/i386/cygwin.asm: (__alloca): Correct calling
615 convention and alignment.
616 (__chkstk): Force 8 byte stack alignment.
618 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
619 Richard Guenther <rguenther@suse.de>
621 PR tree-optimization/33992
622 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
623 the zero we compare against.
625 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
628 * gthr-win32.h (__gthread_mutex_destroy_function): New function
629 to CloseHandle after unlocking to prevent accumulation of handle
632 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
635 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
636 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
637 and update LABEL_NUSES during and after reload.
639 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
642 * combine.c (simplify_if_then_else): Make sure the comparison is
643 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
645 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
648 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
649 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
650 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
651 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
652 * tree.h (get_type_static_bounds): Likewise.
654 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
656 * doc/invoke.texi (Option Summary, C++ Dialect Options)
657 (Objective-C and Objective-C++ Dialect Options, Warning Options):
658 Make -Wfoo language annotations match what the compiler outputs.
660 2008-02-08 Sa Liu <saliu@de.ibm.com>
662 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
663 intrinsics spu_convts, spu_convtu, spu_convtf.
664 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
666 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
668 * doc/extend.texi (Function Attributes) <noinline>: Mention
669 asm ("") as method to keep calls.
671 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
674 * doc/options.texi (Options): Replace references to opts.sh with
676 * opts-common.c: Likewise.
677 * optc-gen.awk: Likewise.
679 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
681 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
683 2008-02-07 Richard Henderson <rth@redhat.com>
686 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
687 EXPR_LIST for the REG_EQUAL instead of a comparison with a
690 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
692 PR tree-optimization/35085
693 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
694 for operand entry oe2 in addition to operand entry oe3 in order to
695 expose more opportunities for vectorizer sum reduction.
697 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
700 * Makefile.in (LIBS): Remove $(GMPLIBS).
701 (cc1-dummy, cc1): Add $(GMPLIBS).
703 2008-02-06 Jan Hubicka <jh@suse.cz>
706 * i386.md (moddf_integer): Do not produce partial memory stalls for
707 targets where it hurts.
709 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
712 * optabs.c (expand_float): Do not check for decimal modes when
713 expanding unsigned integer through signed conversion.
715 2008-02-06 Nick Clifton <nickc@redhat.com>
717 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
718 inside the clobber with a match_operand and duplicated operand
719 number in the constraint.
720 (ineqbranchsi): Delete redundant comment.
722 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
724 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
725 builtin_define ("__USE_INIT_FINI__").
726 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
728 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
730 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
732 PR documentation/30330
733 * doc/invoke.texi (C++ Dialect Options)
734 (Objective-C and Objective-C++ Dialect Options, Warning Options):
735 For each warning option -Wfoo that allows -Wno-foo, ensure both
736 -Wfoo and -Wno-foo are listed in the option index. Fix index
737 entry of -Wswitch-default, index -Wnormalized= including the
738 `=', and -Wlarger-than-@var{len} including @var{len}.
740 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
742 * config/i386/i386.md (floatunssisf2): Use
743 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
744 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
745 Macroize expander using MODEF mode iterator.
747 2008-02-05 Diego Novillo <dnovillo@google.com>
749 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
752 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
754 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
757 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
759 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
762 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
763 to indicate if a message should be generated.
764 (init_cumulative_args): Updated.
765 (function_value_32): Likewise.
767 2008-02-05 Joseph Myers <joseph@codesourcery.com>
769 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
771 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
774 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
775 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
777 2008-02-04 Diego Novillo <dnovillo@google.com>
779 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
782 * tree-vrp.c (vrp_evaluate_conditional): With
783 -Wtype-limits, emit a warning when comparing against a
784 constant outside the natural range of OP0's type.
786 2008-02-04 Richard Guenther <rguenther@suse.de>
789 * expr.c (count_type_elements): Give for unions instead of
792 2008-02-04 Richard Guenther <rguenther@suse.de>
795 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
796 to TYPE_DOMAINs base type instead of using bitsizetype here.
798 2008-02-03 Jason Merrill <jason@redhat.com>
800 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
802 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
805 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
806 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
807 (RS/6000 and PowerPC Options): Fix typos and markup.
808 * doc/passes.texi (Tree-SSA passes): Likewise.
810 2008-02-02 Michael Matz <matz@suse.de>
813 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
814 from record_last_reg_set_info.
815 (record_last_reg_set_info): Take an RTX argument, iterate over all
816 constituent hardregs.
817 (record_last_set_info, record_opr_changes): Change calls to
818 new signature or to record_last_reg_set_info_regno.
820 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
822 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
824 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
826 PR rtl-optimization/34773
827 * reg-notes.def (EQUAL): Mention significance of combination of
828 REG_EQUAL and REG_RETVAL.
829 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
830 insn that has a REG_RETVAL.
832 2008-02-01 Roger Sayle <roger@eyesopen.com>
835 * configure.ac (--enable-fixed-point): Disable unless explicitly
837 * configure: Regenerate.
839 2008-02-01 Richard Guenther <rguenther@suse.de>
842 * invoke.texi (-finline-limit): Remove no longer true parts
843 of the documentation. Note that there is no default value.
845 2008-02-01 Andrew Pinski <pinskia@gmail.com>
846 Mark Mitchell <mark@codesourcery.com>
847 Ben Elliston <bje@au.ibm.com>
850 * doc/extend.texi (Other Builtins): Document.
852 2008-01-31 Tom Browder <tom.browder@gmail.com>
854 * doc/c-tree.texi (Types): Fix grammar.
855 (Expression trees): Ditto.
856 * doc/passes.texi (Tree-SSA passes): Ditto.
858 * doc/configterms.texi (Configure Terms): Fix typo.
859 * doc/cpp.texi (Common Predefined Macros): Ditto.
860 * doc/md.texi (Machine Constraints): Ditto.
862 * doc/makefile.texi (Makefile): Add comma.
864 2008-01-31 Tom Browder <tom.browder@gmail.com>
865 Gerald Pfeifer <gerald@pfeifer.com>
867 * doc/sourcebuild.texi (Front End): Remove references to CVS
869 (Texinfo Manuals): Replace reference to CVS by one to SVN.
870 (Back End): Remove reference to CVS.
872 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
875 * config/mips/mips.c (gen_load_const_gp): New function, taking a
877 (mips16_gp_pseudo_reg): ...here.
878 * config/mips/mips.md (load_const_gp): Replace with...
879 (load_const_gp_<mode>): ...this :P-based insn.
881 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
883 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
884 options. Minor fixes.
885 (-std): Move reference to standards closer to where language
886 standards are first mentioned.
888 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
890 PR rtl-optimization/34995
891 * reload.c (alternative_allows_const_pool_ref): Take an rtx
892 parameter and return a bool. If the rtx parameter is nonnull,
893 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
894 (find_reloads): Update call accordingly. Pass the new operand
895 if it needed no address reloads, otherwise pass null.
897 2008-01-30 Richard Henderson <rth@redhat.com>
900 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
901 for unbounded arrays.
903 2008-01-30 Silvius Rus <rus@google.com>
905 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
907 2008-01-30 Jan Hubicka <jh@suse.cz>
910 * i386.c (init_cumulative_args): Use real function declaration when
913 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
915 PR rtl-optimization/34998
916 * global.c (build_insn_chain): Treat non-subreg_lowpart
917 SUBREGs of pseudos as clobbering all the words covered by the
918 SUBREG, not just all the bytes.
919 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
920 original df_ref rather than an extract parameter.
921 (global_conflicts): Update call accordingly.
923 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
925 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
926 the overflow check to make it easier to read.
927 (__fixtfdi): Change the type of the ll member in union
928 long_double to UDItype_x.
930 2008-01-30 Jakub Jelinek <jakub@redhat.com>
933 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
934 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
935 * tree-inline.c (fold_marked_statements): Call
936 cgraph_update_edges_for_call_stmt if folding a call statement.
937 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
938 debug_generic_stmt calls, reset it back afterwards.
941 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
943 * c-typeck.c (build_external_ref): Don't pedwarn about
944 static vars in current function's scope.
946 2008-01-29 Joseph Myers <joseph@codesourcery.com>
948 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
950 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
953 * ipa-struct-reorg.c: Fix spelling.
956 2008-01-29 Richard Guenther <rguenther@suse.de>
959 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
961 * tree-inline.c (remap_type): Increment remapping_type_depth
962 around remapping types.
963 (copy_body_r): Only add referenced variables if they are referenced
964 from code, not types.
966 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
977 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
978 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
980 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
983 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
984 pointer for tiny stack.
986 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
988 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
990 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
992 * config/vx-common.h: Fix typo in comment.
994 2008-01-28 Ian Lance Taylor <iant@google.com>
998 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
999 coalesce pointers if they have different DECL_NO_TBAA_P values.
1000 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1001 between variables with different DECL_NO_TBAA_P values.
1003 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1006 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1007 are not legitimate small data references on SPE targets.
1009 2008-01-28 David Daney <ddaney@avtrex.com>
1011 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1013 2008-01-28 David Daney <ddaney@avtrex.com>
1015 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1017 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1019 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1020 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1021 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1022 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1023 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1024 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1025 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1026 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1028 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1030 * basic-block.h (condjump_equiv_p): Fix comment.
1032 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1034 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1035 print_generic_stmt_indented): Fix comment.
1037 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1039 * configure.ac (__stack_chk_fail): Add detecion for availability
1040 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1041 * configure: Regenerate.
1043 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1046 * final.c (output_addr_const): Handle TRUNCATE.
1048 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1051 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1052 (zero_cost, infinite_cost): New constants.
1053 (struct cost_pair): Change type of cost to comp_cost.
1054 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1055 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1057 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1058 split_address_cost, ptr_difference_cost, difference_cost,
1059 get_computation_cost_at, get_computation_cost,
1060 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1061 determine_use_iv_cost_condition, determine_use_iv_costs,
1062 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1063 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1064 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1065 Change type of cost to comp_cost.
1066 (determine_iv_cost): Increase cost of non-original ivs, instead
1067 of decreasing the cost of original ones.
1068 (get_address_cost): Indicate the complexity of the addressing mode
1070 (try_add_cand_for): Prefer using ivs not specific to some object.
1071 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1073 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1074 Janis Johnson <janis187@us.ibm.com>
1077 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1078 (TARGET_INSTANTIATE_DECLS): Likewise.
1079 * target.h (expand_to_rtl_hook): New target hook.
1080 (instantiate_decls): Likewise.
1081 * function.c (instantiate_decl): Make non-static. Rename to...
1082 (instantiate_decl_rtl): ... this.
1083 (instantiate_expr): Use instantiate_decl_rtl.
1084 (instantiate_decls_1): Likewise.
1085 (instantiate_decls): Likewise.
1086 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1087 * function.h (instantiate_decl_rtl): Add prototype.
1088 * cfgexpand.c (target.h): New include.
1089 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1090 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1091 (TARGET_INSTANTIATE_DECLS): Likewise.
1092 (TARGET_INITIALIZER): New target hooks added.
1093 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1095 * config/rs6000/rs6000.c (tree-flow.h): New include.
1096 (machine_function): Add sdmode_stack_slot field.
1097 (rs6000_alloc_sdmode_stack_slot): New function.
1098 (rs6000_instantiate_decls): Likewise.
1099 (rs6000_secondary_memory_needed_rtx): Likewise.
1100 (rs6000_check_sdmode): Likewise.
1101 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1102 (TARGET_INSTANTIATE_DECLS): Likewise.
1103 (rs6000_hard_regno_mode_ok): Allow SDmode.
1104 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1105 (rs6000_emit_move): Handle SDmode.
1106 (function_arg_advance): Likewise.
1107 (function_arg): Likewise.
1108 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1109 SDmode var args for 32-bit compiles.
1110 (rs6000_secondary_reload_class): Handle SDmode.
1111 (rs6000_output_function_epilogue): Likewise.
1112 (rs6000_function_value): Simplify if statement.
1113 (rs6000_libcall_value): Likewise.
1114 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1115 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1116 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1117 (movsd_hardfloat): New define_insn.
1118 (movsd_softfloat): Likewise.
1119 (movsd_store): Likewise.
1120 (movsd_load): Likewise.
1121 (extendsddd2): Likewise.
1122 (extendsdtd2): Likewise.
1123 (truncddsd2): Likewise.
1124 (movdd_hardfloat64): Fixup comment.
1125 (UNSPEC_MOVSD_LOAD): New constant.
1126 (UNSPEC_MOVSD_STORE): Likewise.
1128 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1131 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1133 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1134 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1135 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1138 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1141 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1142 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1143 __LONGDOUBLE128 too.
1144 * config/rs6000/aix61.h: New file.
1146 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1148 PR rtl-optimization/34959
1149 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1150 popcount and parity rtxes the same mode as their operand.
1151 Truncate or extend the result to the return value's mode
1154 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1157 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1158 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1159 to GOT_VERSION_REGNUM.
1160 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1161 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1162 * config/mips/mips.c (mips_emit_call_insn): New function.
1163 (mips_call_tls_get_addr): Call mips_expand_call directly.
1164 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1166 (mips16_build_call_stub): Likewise. Return the call insn or null.
1167 (mips_expand_call): Update the call to mips16_build_call_stub
1168 accordingly and a remove redundant condition. Assert that MIPS16
1169 stubs do not use lazy binding. Use mips_emit_call_insn and return
1171 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1173 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1174 (mips_avoid_hazard): Remove hazard_set handling.
1175 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1176 (UNSPEC_RESTORE_GP): ...this.
1177 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1178 (FAKE_CALL_REGNO): Rename to...
1179 (GOT_VERSION_REGNUM): ...this.
1180 (type): Add "ghost" value. Add an associated insn reservation.
1181 (hazard_set): Remove.
1182 (exception_receiver): Rename to...
1183 (restore_gp): ...this and update the unspec identifier accordingly.
1184 (exception_receiver, nonlocal_got_receiver): New expanders.
1185 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
1186 FAKE_CALL_REGNO. Remove hazard_set attribute.
1187 (set_got_version, update_got_version): New patterns.
1189 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
1192 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1194 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1197 * doc/install.texi2html: Generate gcc-vers.texi.
1199 2008-01-25 DJ Delorie <dj@redhat.com>
1201 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1203 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1205 * config/c4x: Remove directory.
1206 * config.gcc (crx-*, mt-*): Mark obsolete.
1207 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1208 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1209 sh-*-rtemscoff*): Remove cases.
1210 * defaults.h (C4X_FLOAT_FORMAT): Remove.
1211 * real.c (encode_c4x_single, decode_c4x_single,
1212 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1213 c4x_extended_format): Remove.
1214 * real.h (c4x_single_format, c4x_extended_format): Remove.
1215 * doc/extend.texi (interrupt, naked): Remove mention of attributes
1217 (Pragmas): Remove comment about c4x pragmas.
1218 * doc/install.texi (c4x): Remove target-specific instructions.
1219 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1220 * doc/md.texi (Machine Constraints): Remove C4x documentation.
1221 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1222 refer to C4x source files as examples.
1223 (C4X_FLOAT_FORMAT): Remove documentation.
1225 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
1227 * config/bfin/bfin.c (override_options): Reorder tests so that
1228 flag_pic gets enabled for -msep-data.
1230 2008-01-25 Richard Guenther <rguenther@suse.de>
1233 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1234 to its bitfield precision if required.
1236 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1239 * tree-nested.c (walk_omp_for): New function.
1240 (convert_nonlocal_reference, convert_local_reference): Call
1241 walk_omp_for on OMP_FOR.
1242 (convert_call_expr): Call walk_body on OMP_FOR's
1243 OMP_FOR_PRE_INIT_BODY.
1245 2008-01-25 Richard Guenther <rguenther@suse.de>
1247 PR tree-optimization/34966
1248 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1249 default defs and PHI_NODEs we have to insert after the
1252 2008-01-24 Nick Clifton <nickc@redhat.com>
1254 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1255 Provide a default definition.
1256 (LIBGCC2_UNITS_PER_WORD): Likewise.
1258 * config/stormy16/stormy16.c: Include df.h for the prototype
1259 for df_regs_ever_live_p.
1260 (xstormy16_expand_builtin_va_start): Convert the stack offset
1261 into a component_ref and then use POINTER_PLUS_EXPR to add it
1262 to the incoming_virtual_args_rtx.
1263 (xstormy16_gimplify_va_arg_expr): Rename to
1264 xstormy16_gimplify_va_arg_expr.
1265 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1266 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1267 xstormy16_gimplify_va_arg_expr.
1268 Fix up some formatting issues.
1270 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1271 Move to predicates.md.
1272 (xs_hi_general_operand): Likewise.
1273 (xs_hi_nonmemory_operand): Likewise.
1274 * config/stormy16/predicates.md:
1275 (xstormy16_carry_plus_operand): New predicate.
1276 (xs_hi_general_operand): New predicate.
1277 (xs_hi_nonmemory_operand): New predicate.
1278 * config/stormy16/stormy16-protos.h:
1279 (xstormy16_carry_plus_operand): Delete prototype.
1280 (xs_hi_general_operand): Likewise.
1281 (xs_hi_nonmemory_operand): Likewise.
1283 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1284 modifiers as they are no longer needed and they can trigger
1285 reload spill failures.
1287 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1288 with a match_operand in order to help reload.
1290 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1291 constraint with 'e' for the 8th alternative as this version of
1292 the mov.w instruction only accepts the lower 8 registers.
1294 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
1297 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1298 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1301 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1304 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1306 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1308 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1310 (remove_structure): Update allocations list before removing structure.
1312 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1314 * ipa-struct-reorg.c (is_safe_cond_expr,
1315 create_new_stmts_for_cond_expr): Use integer_zerop function,
1316 that recognize not only zero-pointer, but zero-integer too.
1318 2008-01-25 Ben Elliston <bje@au.ibm.com>
1321 * fixproto: Escape "." in sed expression that strips leading "./".
1323 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
1326 * gcc.c (SWITCH_OK): Removed.
1327 (SWITCH_LIVE): Changed to bit.
1328 (SWITCH_FALSE): Likewise.
1329 (SWITCH_IGNORE): Likewise.
1330 (switchstr): Change live_cond to unsigned int.
1331 (process_command): Replace SWITCH_OK with 0.
1332 (do_self_spec): Likewise.
1333 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1334 (give_switch): Likewise.
1335 (used_arg): Likewise.
1336 (do_spec_1): Set the SWITCH_IGNORE bit.
1337 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1338 bits. Set the SWITCH_LIVE bit.
1340 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1342 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1344 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
1346 PR tree-optimization/34472
1347 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1348 parameter to a "bool *" and set *DATA to false if there is
1349 an unsafe access. Do not delete the structure here.
1350 (check_cond_exprs): Delete it here instead.
1351 (check_cond_exprs, exclude_cold_structs): Do not increase
1352 I when removing a structure.
1354 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
1357 * config/i386/i386.c (ix86_expand_vector_init): Consider only
1358 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1360 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
1363 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1364 a fixed vector for stack.
1366 2008-01-24 Ben Elliston <bje@au.ibm.com>
1369 * doc/gcc.texi (Software development): Add a direntry for g++.
1371 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
1373 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1374 stale and straggling -fforce-addr comments above.
1376 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1378 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1379 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1381 2008-01-23 Michael Matz <matz@suse.de>
1384 * dwarf2out.c (force_type_die): Use modified_type_die instead of
1387 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
1389 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1392 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1394 * config/avr/avr.c (avr_current_arch): New variable.
1395 (avr_arch_types): Add 'avr31' and 'avr51' entries.
1396 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1397 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1398 (avr_override_options): Init 'avr_current_arch'.
1399 (base_arch_s): Move from here...
1400 * config/avr/avr.h (base_arch_s): ... here. Add new members
1401 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1402 'mega' to 'have_jmp_call'.
1403 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1404 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
1406 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1408 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1409 MULTILIB_MATCHES): (Ditto.).
1411 2008-01-23 Richard Guenther <rguenther@suse.de>
1414 * cgraphunit.c (cgraph_reset_node): Always mark the node
1415 not reachable if it is not queued already.
1417 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
1419 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1420 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1421 (cputype_selected): New static variable.
1422 (bfin_handle_option): Set it if -mcpu is used.
1423 (override_option): Select default set of workarounds if no cpu type
1424 selected on the command line.
1425 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1427 From Michael Frysinger <michael.frysinger@analog.com>
1428 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1429 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1431 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1432 for bf547, bf523, bf524, and bf526.
1433 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1435 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1436 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1437 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1438 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1439 * doc/invoke.texi (Blackfin Options): Document that
1440 -mcpu now accept bf547, bf523, bf524, and bf526.
1442 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1444 PR rtl-optimization/34628
1445 * combine.c (try_combine): Stop and undo after the first combination
1446 if an autoincrement side-effect on the first insn has effectively
1449 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1452 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1453 Offset addresses are not valid for Altivec or paired float modes.
1455 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1458 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1459 if DECL_INITIAL (decl) is error_mark_node.
1462 * c-common.c (handle_vector_size_attribute): Only allow
1463 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1464 the same way as pointer, array etc. types.
1465 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1468 * tree.c (build_type_attribute_qual_variant): Call
1469 build_qualified_type if attributes are equal, but quals are not.
1471 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1474 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1475 * flags.h (warn_strict_aliasing): Remove.
1476 (warn_strict_overflow): Remove.
1477 * opts.c (warn_strict_aliasing): Remove.
1478 (warn_strict_overflow): Remove.
1479 * c-opts.c (c_common_handle_option): -Wall only sets
1480 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1481 (c_common_post_options): Give default values to -Wstrict-aliasing
1482 and -Wstrict-overflow if they are uninitialized.
1483 * common.opt (Wstrict-aliasing): Specify Var and Init.
1484 (Wstrict-overflow): Likewise.
1486 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1488 PR rtl-optimization/26854
1489 PR rtl-optimization/34400
1490 PR rtl-optimization/34884
1491 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1493 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1494 (df_rd_bb_info.expanded_lr_out): Deleted
1495 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1496 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1497 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1498 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1499 Removed code to allocate, initialize or free expanded_lr_out.
1500 (df_rd_bb_local_compute_process_def): Restructured to make more
1502 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1503 sets if the sets are being trimmed.
1505 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1508 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1509 (as_vers): Likewise.
1510 * configure: Regenerated.
1512 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1515 * tree-pass.h (pass_build_alias): New pass.
1516 * tree-ssa-alias.c (gate_build_alias): New.
1517 (pass_build_alias): New.
1518 * passes.c (init_optimization_passes): Add pass_build_alias after
1519 pass_create_structure_vars.
1521 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1523 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1524 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1525 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1526 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1527 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1528 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1529 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1530 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1531 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1532 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1533 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1534 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1535 * config/s390/s390.md (FP_ALL): New mode iterator.
1536 (_d): New mode attribute.
1537 ("*signbit<mode>2>"): Changed mode of first operand.
1538 ("isinf<mode>2"): Changed mode of first operand.
1539 ("*TDC_insn"): Adaptation for DFP modes.
1541 2008-01-22 Ben Elliston <bje@au.ibm.com>
1543 * tree.c (check_qualified_type): Improve function description.
1545 2008-01-21 Jason Merrill <jason@redhat.com>
1548 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1549 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1552 2008-01-21 DJ Delorie <dj@redhat.com>
1554 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1557 2008-01-21 Richard Guenther <rguenther@suse.de>
1560 * tree-cfg.c (verify_expr): Allow all invariant expressions
1561 instead of just constant class ones as reference argument.
1562 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1563 like any other constant.
1564 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1566 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1568 * regmove.c (fixup_match_1): Update call crossed frequencies.
1570 2008-01-21 Richard Guenther <rguenther@suse.de>
1573 * tree-inline.c (setup_one_parameter): Deal with mismatched
1574 types using a VIEW_CONVERT_EXPR.
1576 2008-01-21 Alon Dayan <alond@il.ibm.com>
1577 Olga Golovanevsky <olga@il.ibm.com>
1579 PR tree-optimization/34701
1580 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1581 when the structure size is not a power of 2.
1583 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1585 * doc/install.texi: Add doc for --enable-checking=df.
1587 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1589 PR rtl-optimization/34808
1590 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1592 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1594 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1597 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1599 PR rtl-optimization/26854
1600 PR rtl-optimization/34400
1601 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1603 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1604 (df_rd_bb_info.expanded_lr_out): New.
1605 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1606 * loop_iv.c (iv_analysis_loop_init): Ditto.
1607 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1608 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1609 Added code to allocate, initialize or free expanded_lr_out.
1610 (df_rd_bb_local_compute_process_def): Restructured to make
1611 more understandable.
1612 (df_rd_confluence_n): Add code to do nothing with fake edges and
1613 code to no apply invalidate_by_call sets if the sets are being trimmed.
1614 (df_lr_local_finalize): Renamed to df_lr_finalize.
1615 (df_live_local_finalize): Renamed to df_live_finalize.
1617 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1620 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1621 deciding whether to use reciprocal instructions.
1623 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1625 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1626 dwarf2out_note_section_used if cold_text_section is NULL.
1628 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1630 PR gcov-profile/34610
1631 * tree-cfg.c (make_edges): Mark both outgoing edges from
1632 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1633 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1634 from OMP_FOR and OMP_CONTINUE outgoing edges.
1636 * tree-profile.c (tree_profiling): Return early if
1637 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1639 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1640 from cfun to child_cfun.
1641 * function.h (struct function): Add after_tree_profile bit.
1643 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1645 * config/avr/avr.S (_exit): Disable interrupt.
1647 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1648 Steven Bosscher <stevenb.gcc@gmail.com>
1650 PR rtl-optimization/26854
1651 PR rtl-optimization/34400
1652 * df-problems.c (df_live_scratch): New scratch bitmap.
1653 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1654 (df_live_reset): Clear the proper bitmaps.
1655 (df_live_bb_local_compute): Only process the artificial defs once
1656 since the order is not important.
1657 (df_live_init): Init the df_live sets only with the variables
1658 found live by df_lr.
1659 (df_live_transfer_function): Use the df_lr sets to prune the
1660 df_live sets as they are being computed.
1661 (df_live_free): Free df_live_scratch.
1663 2008-01-18 Ian Lance Taylor <iant@google.com>
1665 * common.opt: Add fmerge-debug-strings.
1666 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1667 flag_merge_debug_strings rather than flag_merge_constants.
1668 * doc/invoke.texi (Option Summary): Mention
1669 -fmerge-debug-strings.
1670 (Debugging Options): Document -fmerge-debug-strings.
1672 2008-01-18 Ian Lance Taylor <iant@google.com>
1675 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1676 (struct tree_function_decl): Add new field operator_new_flag.
1677 * tree-inline.c (expand_call_inline): When inlining a call to
1678 operator new, force the return value to go into a variable, and
1679 set DECL_NO_TBAA_P on that variable.
1680 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1682 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1685 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1686 DWARF2_DEBUGGING_INFO.
1687 (dwarf2out_note_section_used): Ditto. Add prototype.
1688 (have_multiple_function_sections, text_section_used,
1689 cold_text_section_used, *cold_text_sections): Move declarations
1692 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1694 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1695 field and add signal_ra.
1696 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1697 assignments to frame state pc. Move end of stack check after
1698 MD_FALLBACK_FRAME_STATE_FOR.
1699 (uw_update_context_1): Use frame state signal_regs if set, instead
1700 of checking signal_frame flag.
1701 (uw_update_context): Use frame state signal_ra if set.
1702 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1703 * config/xtensa/linux-unwind.h: New file.
1705 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1707 * modulo-sched.c (get_sched_window): Fix comment typo.
1709 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1711 PR tree-optimization/34648
1712 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1714 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1716 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1717 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1719 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1721 PR rtl-optimization/34400
1722 * df-core.c (df_worklist_dataflow_overeager,
1723 df_worklist_dataflow_doublequeue): New functions.
1724 (df_worklist_dataflow): Two different worklist solvers.
1725 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1728 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1731 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1732 and ftree-parallelize-loops.
1734 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1736 PR rtl-optimization/34826
1737 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1739 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1741 * global.c (find_reg): Mark the eh regs as used if necessary.
1742 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1743 * ra.h (struct allocno): no_eh_reg field added. Changed
1744 no_stack_reg type to bitfield.
1746 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1748 * tree.c (substitute_in_expr): Add missing 'break'.
1750 2008-01-17 Richard Guenther <rguenther@suse.de>
1752 PR tree-optimization/34825
1753 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1754 x / x as division to handle.
1756 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1758 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1759 "-pthread" is specified.
1760 * pa-hpux11.h (LIB_SPEC): Likewise.
1762 2008-01-16 Janis Johnson <janis187@us.ibm.com>
1763 Peter Bergner <bergner@vnet.ibm.com>
1765 PR rtl-optimization/33796
1766 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
1768 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1770 PR libgfortran/34699
1771 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
1773 * pa-hpux10.h (LINK_SPEC): Likewise.
1774 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
1776 2008-01-16 Richard Guenther <rguenther@suse.de>
1779 * fold-const.c (fold_convert_const_int_from_int): Do not
1780 set overflow if that occured only because of a sign extension
1781 change when converting from/to a sizetype with the same
1782 precision and signedness.
1784 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1787 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
1788 location address to the correct place. Update copyright year.
1790 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1792 * lambda-code.c (lambda_transform_legal_p): Handle the case of
1793 no dependences in the dependence_relations vector.
1795 2008-01-16 Jan Hubicka <jh@suse.cz>
1797 PR rtl-optimization/31396
1798 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
1799 * cfg.c (dump_reg_info): Print it.
1800 * regs.h (struct reg_info_t): add freq_calls_crossed.
1801 (REG_FREQ_CALLS_CROSSED): New macro.
1802 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
1803 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
1804 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1805 regmove_optimize): Update call crossed frequencies.
1806 * local-alloc.c (struct qty): Add freq_calls_crossed.
1807 (alloc_qty): Copute freq_calls_crossed.
1808 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
1809 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
1810 * ra.h (struct allocno): Add freq_calls_crossed.
1812 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1814 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
1815 libgomp when compiling with ftree-parallelize-loops.
1816 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
1818 2008-01-16 Richard Guenther <rguenther@suse.de>
1820 PR tree-optimization/34769
1821 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
1822 * tree.c (int_cst_value): Instead make this function more
1823 permissive in what it accepts as valid input. Document this
1824 function always sign-extends the value.
1826 2008-01-16 Jakub Jelinek <jakub@redhat.com>
1827 Richard Guenther <rguenther@suse.de>
1830 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
1831 (gimple_fold_indirect_ref_rhs): ... this.
1832 (gimple_fold_indirect_ref): New function with foldings
1833 that preserve lvalueness.
1834 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
1835 * tree-flow.h (gimple_fold_indirect_ref): Declare.
1836 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
1837 to fold an INDIRECT_REF, fall back to the old use of
1838 fold_indirect_ref_1.
1840 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1842 * tree-data-ref.c (subscript_dependence_tester_1): Call
1843 free_conflict_function.
1844 (compute_self_dependence): Same.
1846 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
1849 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
1850 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
1852 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
1853 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
1854 for DWARF2_UNWIND_INFO targets.
1856 2008-01-16 Richard Guenther <rguenther@suse.de>
1859 * c-typeck.c (common_pointer_type): Do not merge inconsistent
1860 type qualifiers for function types.
1862 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1864 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
1865 loop_iterator li from previous commit.
1867 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
1869 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
1871 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1873 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
1874 (parallelize_loops): Don't parallelize irreducible components.
1876 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1879 * c-opts (c_common_post_options): Do not enable CPP
1880 flag_pedantic_errors by default.
1882 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
1884 PR rtl-optimization/31944
1885 * cse.c (remove_pseudo_from_table): New function.
1886 (merge_equiv_classes): Use above function to remove pseudo-registers.
1887 (invalidate): Likewise.
1889 2008-01-13 Richard Guenther <rguenther@suse.de>
1892 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
1893 instead of TYPE_MODE to deal with calls from expand_one_error_var.
1895 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
1897 * gcse.c (cprop_jump): Call validate_unshare_change instead of
1898 validate_change to unshare the source of the PC set.
1900 2008-01-12 Jan Hubicka <jh@suse.cz>
1903 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
1904 references above array bounds. This might trigger bounds checks for
1907 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
1909 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
1910 new_replaceable_dependencies.
1912 2008-01-12 Doug Kwan <dougkwan@google.com>
1914 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
1915 instead of OPT_Wreturn_type in warning due to ignored return type
1917 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
1918 options included in -Wextra.
1919 * c.opt: New option -Wignored_qualifiers.
1920 * doc/invoke.texi (Warning Options, -Wextra): Add new option
1921 -Wignore_qualifiers.
1922 (-Wignored-qualifiers): Document.
1923 (-Wreturn-type): Remove description of functionality now handled
1924 by -Wignored-qualifiers.
1926 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
1929 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
1930 NOP_EXPR if it is between integral types with the same precision.
1932 2008-01-12 Jan Hubicka <jh@suse.cz>
1935 * invoke.texi (max-inline-recursive-depth): Fix default value.
1937 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
1939 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
1942 2008-01-11 Bob Wilson <bob.wilson@acm.org>
1944 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
1946 2008-01-11 James E. Wilson <wilson@specifix.com>
1949 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
1951 2008-01-11 Anatoly Sokolov <aesok@post.ru>
1953 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
1954 save/restore frame pointer register and don't use 'call-prologues'
1955 optimization in function with "OS_task" attribute.
1957 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
1960 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
1961 when copying to memory.
1963 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
1965 PR rtl-optimization/30905
1966 * cfgcleanup.c: Include dce.h
1967 (crossjumps_occured): New global variable.
1968 (try_crossjump_bb): Exit loop after finding a fallthru edge.
1969 If something changed, set crossjumps_occured to true.
1970 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
1971 Don't add/remove fake edges to exit here...
1972 (cleanup_cfg): ...but do it here, when crossjumping.
1973 Run a fast DCE when successful crossjumps occured in the latest
1974 iteration of try_optimize_cfg.
1976 2008-01-11 Richard Guenther <rguenther@suse.de>
1978 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
1979 (struct vn_unary_op_s): Likewise.
1980 (vn_reference_insert): Free old reference on hash collision.
1982 2008-01-10 Raksit Ashok <raksit@google.com>
1984 PR rtl-optimization/27971
1985 * combine.c (find_split_point): Split PLUS expressions which are
1986 inside a MEM rtx, and whose first operand is complex.
1988 2008-01-10 DJ Delorie <dj@redhat.com>
1990 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
1991 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
1992 (m32c_hard_regno_ok): Call the underlying function.
1994 2008-01-10 Richard Guenther <rguenther@suse.de>
1997 * tree-cfg.c (tree_merge_blocks): Do not go through the
1998 full-blown folding and stmt updating path if we just deal
1999 with virtual operands.
2000 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2001 test for abnormal SSA_NAMEs.
2003 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2006 * reload.c (push_reload): Add assertions. All constants from
2007 reg_equiv_constant should have been used for replacing the respective
2009 (find_reloads_address): Invoke find_reloads_address_part for
2010 constant taken from the reg_equiv_constant array.
2012 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2014 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2015 field (valnum) the first in the struct. Replace bools with
2018 2008-01-10 Richard Guenther <rguenther@suse.de>
2020 PR tree-optimization/34651
2021 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2022 types and ordering for masking and converting.
2024 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2026 PR tree-optimization/34017
2027 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2028 also for PHI_NODE expressions.
2030 2008-01-09 Jan Hubicka <jh@suse.cz>
2032 PR tree-optimization/34708
2033 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2034 based on number of case labels.
2035 (init_inline_once): Remove switch_cost.
2036 * tree-inline.h (eni_weights_d): Remove switch_cost.
2038 2008-01-09 Richard Guenther <rguenther@suse.de>
2039 Andrew Pinski <andrew_pinski@playstation.sony.com>
2042 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2043 temporary if an rvalue is ok or an lvalue is not required.
2045 2008-01-09 Richard Guenther <rguenther@suse.de>
2048 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2051 2008-01-09 Richard Guenther <rguenther@suse.de>
2054 * tree.c (host_integerp): Check for sizetype only if the
2055 type is an integer type.
2057 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2060 * opts.c (decode_options): Disable inlining of functions called
2061 once if not in unit-at-a-time mode.
2063 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2065 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2067 2008-01-08 Richard Guenther <rguenther@suse.de>
2070 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2071 out early if the result will be unused.
2073 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2078 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2079 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2082 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2084 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2085 for vectorization tuned.
2087 2008-01-08 Richard Guenther <rguenther@suse.de>
2089 PR tree-optimization/34683
2090 * tree-ssa-operands.c (operand_build_cmp): Export.
2091 * tree-ssa-operands.h (operand_build_cmp): Declare.
2092 * tree-vn.c (vuses_compare): Remove.
2093 (sort_vuses): Use operand_build_cmp.
2094 (sort_vuses_heap): Likewise.
2095 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2096 to re-use old VEC if available. Do not sort already sorted VUSEs.
2097 (vdefs_to_vec): Do not sort already sorted VDEFs.
2099 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2102 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2104 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2107 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2108 limitations of reciprocal sequences on x86 targets.
2110 2008-01-08 Richard Guenther <rguenther@suse.de>
2112 PR tree-optimization/34683
2113 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2115 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2118 * config/darwin.c (darwin_mergeable_string_section): Don't use
2119 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2121 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2124 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2125 negxf2. Macroize expander using X87MODEF mode iterator. Change
2126 predicates of op0 and op1 to register_operand.
2127 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2128 expander using X87MODEF mode iterator. Change predicates of
2129 op0 and op1 to register_operand.
2130 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2131 corresponding patterns and macroize using MODEF macro. Change
2132 predicates of op0 and op1 to register_operand and remove
2133 "m" constraint. Disparage "r" alternative with "!".
2134 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2135 macroize using X87MODEF macro. Change predicates of op0 and op1
2136 to register_operand and remove "m" constraint. Disparage "r"
2137 alternative with "!".
2138 (absneg splitter with memory operands): Remove.
2139 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2140 patterns and macroize using X87MODEF mode iterator.
2141 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2142 Change predicate of op1 to register_operand.
2143 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2144 for memory operands.
2146 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2148 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2150 2008-01-07 Richard Guenther <rguenther@suse.de>
2152 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2155 2008-01-07 Richard Guenther <rguenther@suse.de>
2157 PR tree-optimization/34683
2158 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2159 VOPs of the needed size to save memory. Use VEC_quick_push
2160 to save compile-time.
2161 (vdefs_to_vec): Likewise.
2163 2008-01-07 Sa Liu <saliu@de.ibm.com>
2165 * config/spu/spu.md (divdf3): Genetate inline code for double
2166 division. The implementation doesn't handle INF or NAN, therefore it
2167 only applies when -ffinite-math-only is given.
2169 2008-01-06 Paolo Carlini <pcarlini@suse.de>
2172 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2173 * doc/cpp.texi ([Common Predefined Macros]): Document.
2175 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
2177 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2178 order to use commutative addition instead of subtraction.
2180 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2181 Mircea Namolaru <namolaru@il.ibm.com>
2182 Vladimir Yanovsky <yanov@il.ibm.com>
2183 Revital Eres <eres@il.ibm.com>
2185 PR tree-optimization/34263
2186 * tree-outof-ssa.c (process_single_block_loop_latch,
2187 contains_tree_r): New functions.
2188 (analyze_edges_for_bb): Call process_single_block_loop_latch
2189 function to empty single-basic-block latch block if possible.
2191 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2193 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2195 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2197 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2199 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2201 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2203 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2205 2008-01-05 Jakub Jelinek <jakub@redhat.com>
2207 PR tree-optimization/34618
2208 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2211 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2214 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2215 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
2216 Update copyright year.
2218 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2219 Update copyright year.
2220 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2223 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
2225 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2226 edge does not point to current bb before changing need_assert.
2228 2008-01-04 Richard Guenther <rguenther@suse.de>
2231 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2232 for verifying purposes if they are is_gimple_min_invariant.
2234 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
2236 PR tree-optimization/34448
2237 PR tree-optimization/34465
2238 * gimplify.c (gimplify_init_constructor): Add new parameter
2239 notify_temp_creation. Use it.
2240 (gimplify_modify_expr_rhs): Take volatiles into account when
2241 optimizing constructors.
2242 Do not optimize constructors if gimplify_init_constructor will dump to
2244 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2245 * gcc.c-torture/compile/pr34448.c: New.
2247 2008-01-04 Jakub Jelinek <jakub@redhat.com>
2249 PR gcov-profile/34609
2250 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2251 return_slot if result is TREE_ADDRESSABLE.
2253 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
2255 * config/mips/mips.md (sqrt_condition): Tweak comment.
2256 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2258 2008-01-03 Tom Tromey <tromey@redhat.com>
2261 * c-common.c (c_type_hash): Handle VLAs.
2263 2008-01-03 Jan Hubicka <jh@suse.cz>
2265 PR tree-optimization/31081
2266 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2267 0 when inlining and not inlining to first basic block.
2268 (remap_decl): When var is initialized to 0, don't set default_def.
2269 (expand_call_inline): Set entry_bb.
2270 * tree-inline.h (copy_body_data): Add entry_bb.
2272 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2275 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2278 PR tree-optimization/29484
2279 * tree-inline.c (inline_forbidden_p_2): New function.
2280 (inline_forbidden_p): Disallow inlining if some static var
2281 has an address of a local LABEL_DECL in its initializer.
2282 * doc/extend.texi (Labels as Values): Document &&foo behaviour
2285 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
2287 PR tree-optimization/34635
2288 * tree-data-ref.c (add_other_self_distances): Make sure that the
2289 evolution step is constant.
2291 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2294 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2296 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
2298 * tree-sra.c (scalarize_init): Insert the generate_element_init
2299 statements after the generate_element_zero statements.
2301 2008-01-02 Richard Guenther <rguenther@suse.de>
2305 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2306 for very large number of operands instead of ICEing.
2308 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
2311 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2312 while stack probing.
2314 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
2316 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2319 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
2322 * tree-mudflap.c (mx_register_decls): Guard warning by
2323 !DECL_ARTIFICIAL check.
2325 2008-01-01 Jakub Jelinek <jakub@redhat.com>
2327 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2328 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2329 sse5_perm<mode>): Fix constraints.