1 2010-04-07 Martin Jambor <mjambor@suse.cz>
3 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
5 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
8 * gcc.c: Add -static-libstdc++ to list of recognized options.
10 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to
15 2010-04-07 Richard Guenther <rguenther@suse.de>
18 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with
19 pointer bases build simple mem attributes to retain
20 points-to information.
22 2010-04-07 Richard Guenther <rguenther@suse.de>
25 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
26 preserve points-to related information.
28 2010-04-07 Richard Guenther <rguenther@suse.de>
31 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
32 discard plain indirect references.
33 * fold-const.c (operand_equal_p): Guard against NULL_TREE
35 * tree.c (tree_nop_conversion): Likewise.
37 2010-04-07 Dodji Seketeli <dodji@redhat.com>
40 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
42 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
44 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
45 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
47 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
49 * tree-if-conv.c: Fix indentation and comments.
51 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
53 * tree-if-conv.c: Sort static functions in topological order.
55 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
57 * tree-if-conv.c: Fix indentation and comments.
59 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
62 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
63 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
64 When converting an unsigned type to signed, double its precision.
65 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
66 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
67 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
69 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
72 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
73 POINTER_PLUS_EXPR for pointer types.
75 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
78 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
79 * graphite-clast-to-gimple.c: Include langhooks.h.
80 (max_signed_precision_type): New.
81 (max_precision_type): Takes two types as arguments.
82 (precision_for_value): New.
83 (precision_for_interval): New.
84 (gcc_type_for_interval): New.
85 (gcc_type_for_value): New.
86 (gcc_type_for_clast_term): New.
87 (gcc_type_for_clast_red): New.
88 (gcc_type_for_clast_bin): New.
89 (gcc_type_for_clast_expr): Split up into several functions.
90 (gcc_type_for_clast_eq): Rewritten.
91 (compute_bounds_for_level): New.
92 (compute_type_for_level_1): New.
93 (compute_type_for_level): New.
94 (gcc_type_for_cloog_iv): Removed.
95 (gcc_type_for_iv_of_clast_loop): Rewritten.
96 (graphite_create_new_loop): Compute the lower and upper bound types
97 with gcc_type_for_clast_expr.
98 (graphite_create_new_loop_guard): Same.
99 (find_cloog_iv_in_expr): Removed.
100 (compute_cloog_iv_types_1): Removed.
101 (compute_cloog_iv_types): Removed.
102 (gloog): Do not call compute_cloog_iv_types.
103 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
105 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
106 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
107 (GBB_CLOOG_IV_TYPES): Removed.
109 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
111 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
112 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
113 (detect_commutative_reduction): Same.
115 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
117 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
118 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
120 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
121 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
122 (rewrite_commutative_reductions_out_of_ssa): Same.
123 * passes.c (execute_function_todo): Call verify_ssa for every pass
124 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
125 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
126 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
127 with an extra argument.
128 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
129 verify_ssa only when the extra argument is true.
130 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
131 with an extra argument.
132 (tree_transform_and_unroll_loop): Same.
134 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
136 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
137 for all the passes of the LNO having LOOP_CLOSED_SSA.
138 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
139 * tree-loop-distribution.c (pass_loop_distribution): Same.
140 * tree-pass.h (TODO_verify_loops): Removed.
141 * tree-ssa-loop.c (pass_tree_loop_init): Same.
143 (pass_tree_unswitch): Same.
144 (pass_predcom): Same.
145 (pass_vectorize): Same.
146 (pass_linear_transform): Same.
147 (pass_graphite_transforms): Same.
148 (pass_iv_canon): Same.
149 (pass_complete_unroll): Same.
150 (pass_complete_unrolli): Same.
151 (pass_parallelize_loops): Same.
152 (pass_loop_prefetch): Same.
153 (pass_iv_optimize): Same.
155 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
158 * passes.c (init_optimization_passes): Move pass_lim before
159 pass_copy_prop and pass_dce_loop.
161 2010-04-06 Jakub Jelinek <jakub@redhat.com>
164 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
165 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
166 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
167 MULTI_* defines for 4 argument vpermil2p* builtins.
169 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
171 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
172 * config/i386/i386.c (x86_maybe_negate_const_int): New.
173 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
174 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
175 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
176 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
177 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
178 Use x86_maybe_negate_const_int to output insn mnemonic.
179 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
180 check from instruction predicate. Update comments.
181 * config/i386/sync.md (sync_add<mode>): Use
182 x86_maybe_negate_const_int to output insn mnemonic.
184 2010-04-06 Jan Hubicka <jh@suse.cz>
186 PR tree-optimization/42906
187 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
188 IGNORE_SELF argument. Set visited_control_parents for fully
190 (find_obviously_necessary_stmts): Update call of
191 mark_control_dependent_edges_necessary.
192 (propagate_necessity): Likewise. Handle PHI edges more curefully.
194 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
196 * config/i386/i386.md: Remove comment about 'e' and 'E'
199 2010-04-06 Richard Guenther <rguenther@suse.de>
201 PR tree-optimization/43627
202 * tree-vrp.c (extract_range_from_unary_expr): Widenings
203 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
206 2010-04-06 Jakub Jelinek <jakub@redhat.com>
208 * BASE-VER: Change to 4.6.0.
211 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
214 2010-04-06 Richard Guenther <rguenther@suse.de>
217 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
219 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
221 * doc/invoke.texi (Optimize Options): Document that LTO
222 won't remove object access purely due to incompatible
225 2010-04-04 Matthias Klose <doko@ubuntu.com>
227 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
230 2010-04-03 Richard Guenther <rguenther@suse.de>
233 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
234 require a non-NULL MEM_OFFSET.
236 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
238 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
239 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
240 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
241 config/alpha/predicates.md, config/arm/arm.md,
242 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
243 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
244 config/darwin9.h, config/darwin.c, config/darwin.h,
245 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
246 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
247 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
248 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
249 config/mips/mips.md, config/mn10300/mn10300.c,
250 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
251 config/rs6000/aix.h, config/rs6000/dfp.md,
252 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
253 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
254 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
255 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
256 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
257 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
258 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
259 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
260 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
261 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
262 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
263 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
264 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
265 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
266 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
267 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
268 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
269 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
270 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
271 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
272 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
273 opt-functions.awk, opth-gen.awk, params.def, passes.c,
274 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
275 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
276 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
277 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
278 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
279 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
280 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
281 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
282 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
283 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
284 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
285 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
286 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
287 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
289 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
292 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
293 * aclocal.m4: Regenerate.
295 2010-04-02 Richard Guenther <rguenther@suse.de>
297 PR tree-optimization/43629
298 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
299 if we have seen a constant value.
301 2010-04-02 Joseph Myers <joseph@codesourcery.com>
303 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
306 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
309 * arm.c (legitimize_tls_address): Adjust call to
310 gen_tls_load_dot_plus_four.
311 (arm_note_pic_base): New function.
312 (arm_cannot_copy_insn_p): Use it.
313 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
316 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
321 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
323 * Makefile.in ($(out_object_file)): Depend on
324 gt-$(basename $(notdir $(out_file))).h.
326 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
328 * config.gcc (lm32-*-rtems*): Add t-lm32.
330 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
332 * config.gcc: Add lm32-*-rtems*.
333 * config/lm32/rtems.h: New file.
335 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
338 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
340 2010-04-01 Jakub Jelinek <jakub@redhat.com>
342 * dwarf2out.c (output_compilation_unit_header): For
343 -gdwarf-4 use version 4 instead of version 3.
344 (output_line_info): For version 4 and above emit additional
345 maximum ops per insn header field.
346 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
348 * dwarf2out.c (is_c_family, is_java): Remove.
349 (lower_bound_default): New function.
350 (add_bound_info, gen_descr_array_type_die): Use it.
352 2010-04-01 Dodji Seketeli <dodji@redhat.com>
355 * dwarf2out.c (gen_variable_die): Allow debug info for variable
356 re-declaration when it happens in a function.
358 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
360 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
361 (cgraph_remove_function_insertion_hook): Same.
362 (cgraph_call_function_insertion_hooks): Same.
364 2010-04-01 Richard Guenther <rguenther@suse.de>
367 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
368 and TREE_THIS_VOLATILE.
369 (copy_ref_info): Likewise.
370 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
371 * tree.c (build6_stat): Ignore side-effects of all but arg5
372 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
375 2010-04-01 Richard Guenther <rguenther@suse.de>
377 PR tree-optimization/43607
378 * ipa-type-escape.c (check_call): Do not access non-existing
381 2010-04-01 Richard Guenther <rguenther@suse.de>
385 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
386 Jack Howarth <howarth@bromo.med.uc.edu>
388 * tree-profile.c (tree_init_ic_make_global_vars): Make static
391 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
393 * doc/install.texi (Prerequisites): Document libelf usability on
394 IRIX 5/6 and Solaris 2.
395 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
396 Update GNU as, GNU ld requirements.
397 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
398 Document Sun Studio compiler download.
399 Update and simplify as, ld recommendations.
400 (Specific, *-*-solaris2.7): Note obsoletion, removal.
402 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
404 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
405 with_tune_32 to pentium4.
407 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
409 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
411 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
413 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
416 Document GNU as requirement.
417 Update configure requirements.
418 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
420 Recomment IRIX 6.5.18+.
421 Document IDF/IDL requirement.
422 Document GNU as requirement.
423 Document GNU ld bootstrap failure.
424 Remove freeware.sgi.com reference.
426 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
428 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
429 UNIX V4.0, V5.0 obsoletion, removal.
430 Remove --with-gc=simple reference.
431 Update VM requirements during bootstrap.
432 Remove -oldas bootstrap description.
433 Update binutils reference.
434 Remove comparison failure note.
436 2010-03-31 Richard Guenther <rguenther@suse.de>
437 Zdenek Dvorak <ook@ucw.cz>
438 Sebastian Pop <sebastian.pop@amd.com>
441 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
442 with multiple arguments.
443 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
445 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
447 * graphite-dependences.c (print_pddr): Call print_pdr with an
449 * graphite-poly.c (debug_pdr): Add an extra argument for the
452 (print_pbb_domain): Same.
454 (print_scop_context): Same.
457 (debug_pbb_domain): Same.
461 (debug_scop_context): Same.
464 (print_scop_params): Same.
465 (debug_scop_params): Same.
466 (print_iteration_domain): Same.
467 (print_iteration_domains): Same.
468 (debug_iteration_domain): Same.
469 (debug_iteration_domains): Same.
470 (print_scattering_function): Same.
471 (print_scattering_functions): Same.
472 (debug_scattering_function): Same.
473 (debug_scattering_functions): Same.
474 * graphite-poly.h (debug_pdr): Update declaration.
476 (print_pbb_domain): Same.
478 (print_scop_context): Same.
481 (debug_pbb_domain): Same.
485 (debug_scop_context): Same.
488 (print_scop_params): Same.
489 (debug_scop_params): Same.
490 (print_iteration_domain): Same.
491 (print_iteration_domains): Same.
492 (debug_iteration_domain): Same.
493 (debug_iteration_domains): Same.
494 (print_scattering_function): Same.
495 (print_scattering_functions): Same.
496 (debug_scattering_function): Same.
497 (debug_scattering_functions): Same.
499 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
501 * graphite-poly.c (print_scattering_function_1): New.
502 (print_scattering_function): Call it.
503 (print_scop_params): Remove spaces at the end of lines.
506 * graphite-poly.h (print_cloog): Declared.
507 (debug_cloog): Declared.
509 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
511 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
513 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
514 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
515 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
516 to switch between adding the IV bump in loop->latch or in loop->header.
518 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
520 * graphite-poly.c (print_scattering_function): Pretty print following
523 (print_pbb_domain): Same.
524 (dump_gbb_cases): Same.
525 (dump_gbb_conditions): Same.
528 (print_scop_params): Same.
529 (print_scop_context): Same.
531 (print_pbb_body): New.
532 (lst_indent_to): New.
533 (print_lst): Start new lines with a #.
534 * graphite-poly.h (pbb_bb): New.
535 (pbb_index): Use pbb_bb.
536 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
538 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
540 2010-03-31 Jakub Jelinek <jakub@redhat.com>
542 * dwarf2out.c (size_of_die): For -gdwarf-4 use
543 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
544 and 0 instead of 1 for dw_val_class_flag.
545 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
546 dw_val_class_range_list, dw_val_class_loc_list,
547 dw_val_class_lineptr and dw_val_class_macptr, use
548 DW_FORM_flag_present for dw_val_class_flag and
549 DW_FORM_exprloc for dw_val_class_loc.
550 (output_die): For -gdwarf-4 print dw_val_class_loc
551 size as uleb128 instead of 1 or 2 bytes and don't print
552 anything for dw_val_class_flag.
554 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
555 instead of cselib_lookup following by tweaking locs->setting_insn.
558 * cselib.c (cselib_process_insn): Clear cselib_current_insn
559 even before returning from label, setjmp call or volatile asm
562 2010-03-31 Richard Guenther <rguenther@suse.de>
565 * cgraphunit.c (cgraph_output_in_order): Do not allocate
566 temporary data on stack.
568 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
570 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
571 (PUSHSECTION_ASM_OP): Remove.
572 (POPSECTION_ASM_OP): Remove.
573 (PUSHSECTION_FORMAT): Remove.
574 * config/sol2.h (PUSHSECTION_FORMAT): Define.
575 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
576 * config/sol2.c (solaris_output_init_fini): Use it.
578 2010-03-31 Jie Zhang <jie@codesourcery.com>
581 * opt-functions.awk (var_type_struct): Use signed char type
582 for simple variables.
584 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
586 * config/sol2.c: Include output.h.
587 (solaris_assemble_visibility): New function.
588 * config/t-sol2 (sol2.o): Add output.h dependency.
589 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
590 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
593 2010-03-31 Jakub Jelinek <jakub@redhat.com>
596 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
597 V2SImode or XFmode on PRE_DEC.
600 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
603 2010-03-31 Jie Zhang <jie@codesourcery.com>
606 * reload.h (caller_save_initialized_p): Declare.
607 * toplev.c (backend_init_target): Don't call
608 init_caller_save but set caller_save_initialized_p to false.
609 * caller-save.c (caller_save_initialized_p): Define.
610 (init_caller_save): Check caller_save_initialized_p.
611 * ira.c (ira): Call init_caller_save if flag_caller_saves.
613 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
616 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
617 and soft-fp/t-softfp to tmake_file.
618 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
619 (LIBGCC2_TF_CEXT): Define.
622 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
625 * cselib.c (n_useless_values): Document handling of debug locs.
626 (n_useless_debug_values, n_debug_values): New variables.
627 (new_elt_loc_list): Don't add to debug values, keep count.
628 (promote_debug_loc): New.
629 (cselib_reset_table): Zero new variables.
630 (entry_and_rtx_equal_p): Promote debug locs.
631 (discard_useless_locs): Increment n_useless_debug_values for
633 (remove_useless_values): Adjust n_useless_values and n_debug_values
634 with n_useless_debug_values.
635 (add_mem_for_addr): Promote debug locs.
636 (cselib_lookup_mem): Likewise.
637 (cselib_lookup_addr): Renamed to...
638 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
639 (cselib_log_lookup): ... this. Turn into...
640 (cselib_lookup_addr): ... new wrapper.
641 (cselib_lookup_from_insn): New.
642 (cselib_invalidate_regno): Increment n_useless_debug_values for
644 (cselib_invalidate_mem): Likewise.
645 (cselib_process_insn): Take n_deleted and n_debug_values into
646 account to guard remove_useless_value call.
647 (cselib_finish): Zero n_useless_debug_values.
648 * cselib.h (cselib_lookup_from_insn): Declare.
649 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
650 (sched_analyze_2): Likewise.
652 2010-03-30 Jakub Jelinek <jakub@redhat.com>
654 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
656 (adjust_mems): Replace narrowing SUBREG of expression containing
657 just PLUS, MINUS, MULT and ASHIFT of registers and constants
658 with operations in the narrower mode.
661 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
662 regs_invalidated_by_call instead all call_used_reg_set registers.
664 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
667 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
668 pointer comparisons with types_compatible_p.
669 * tree-vect-stmts.c (vectorizable_call): Same.
670 (vectorizable_condition): Same.
672 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
674 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
675 stack check if the mask would be zero.
677 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
678 Jack Howarth <howarth@bromo.med.uc.edu>
680 * tree-profile.c (tree_init_ic_make_global_vars): Make static
683 2010-03-30 Joseph Myers <joseph@codesourcery.com>
686 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
688 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
689 Include ___unordxf2 and ___unordtf2.
690 * config/i386/libgcc-glibc.ver: Do not define inheritance from
693 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
695 * config/lm32/t-lm32: New file.
696 * config.gcc: Use the above file when targetting lm32.
698 2010-03-28 Duncan Sands <baldrick@free.fr>
700 * Makefile.in (PLUGIN_HEADERS): Add except.h.
702 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
705 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
706 Improve vectorization cost model diagnostic.
708 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
711 * tree-vect-data-refs.c (vect_analyze_data_refs): When
712 compute_data_dependences_for_loop returns false, early exit
713 and output an extra diagnostic for the failed data reference
716 2010-03-29 Richard Guenther <rguenther@suse.de>
718 PR tree-optimization/43560
719 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
720 (can_sm_ref_p): Treat stores to readonly locations as trapping.
722 2010-03-29 Jie Zhang <jie@codesourcery.com>
725 * toplev.c (process_options): Set optimization_default_node
726 and optimization_current_node.
727 * opts.c (decode_options): Don't set optimization_default_node
728 and optimization_current_node.
730 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
732 * config/rtems.h: Abandon -qrtems_debug.
734 2010-03-28 Jan Hubicka <jh@suse.cz>
736 PR tree-optimization/43505
737 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
738 map should not be copied.
740 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
743 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
744 cdtors, set DECL_PRESERVE_P.
745 * ipa.c (cgraph_externally_visible_p): Return true if declaration
748 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
750 PR tree-optimization/43528
751 * stor-layout.c (place_field): Check that constant fits into
752 unsigned HWI when skipping calculation of MS bitfield layout.
754 2010-03-27 Jan Hubicka <jh@suse.cz>
757 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
758 notice_global_symbol work.
760 2010-03-27 Jakub Jelinek <jakub@redhat.com>
762 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
763 instead of dwarf2out_decl.
764 (struct var_loc_node): Remove section_label field.
765 (dwarf2out_function_decl): New function.
766 (dwarf2out_var_location): Don't set section_label field.
767 (dwarf2out_begin_function): Don't empty decl_loc_table here.
769 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
771 PR tree-optimization/43544
772 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
773 First argument for builtin vectorized function hook is now a
774 tree to be able to distinguish between machine specific and
776 * targhooks.c (default_builtin_vectorized_function): Ditto.
777 * targhooks.h (default_builtin_vectorized_function): Ditto.
778 * target.h (struct gcc_target): Ditto.
779 * tree-vect-stmts.c (vectorizable_function): Ditto.
780 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
781 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
784 2010-03-26 Joseph Myers <joseph@codesourcery.com>
787 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
788 nested binding iff it is a FUNCTION_DECL.
789 (store_parm_decls_newstyle): Pass nested=true to bind for
790 FUNCTION_DECLs amongst parameters.
792 2010-03-26 Jakub Jelinek <jakub@redhat.com>
794 * var-tracking.c (vt_expand_loc_callback): Don't run
795 cselib_expand_value_rtx_cb in dummy mode if
796 cselib_dummy_expand_value_rtx_cb returned false.
798 * var-tracking.c (emit_note_insn_var_location): For one part
799 notes with offset 0, don't add EXPR_LIST around the location.
800 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
801 add_location_or_const_value_attribute): Adjust for that change.
804 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
805 into first operand and location into second.
806 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
807 dw_cfi_oprnd_loc for DW_CFA_expression.
808 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
809 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
810 assume first argument is regnum and second argument is location.
812 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
815 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
816 of scratch register to DImode. Split to DImode comparison operator.
817 Use SImode subreg of scratch register in the multiplication.
818 (*cmp_sadd_sidi): Ditto.
819 (*cmp_ssub_si): Ditto.
820 (*cmp_ssub_sidi): Ditto.
822 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
825 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
826 Remove invalid assert and wrong comment.
828 2010-03-26 Jakub Jelinek <jakub@redhat.com>
831 * flags.h (final_insns_dump_p): New extern.
832 * final.c (final_insns_dump_p): New variable.
833 (rest_of_clean_state): Set it before -fdump-final-insns=
834 dumping, clear afterwards.
835 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
836 MEM_ALIAS_SET on MEMs.
838 2010-03-26 David S. Miller <davem@davemloft.net>
840 * configure.ac: Fix sparc GOTDATA_OP bug check.
841 * configure: Rebuild.
843 2010-03-26 Alan Modra <amodra@gmail.com>
845 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
847 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
849 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
850 TLS_SECTION_ASM_FLAG.
852 2010-03-25 Jakub Jelinek <jakub@redhat.com>
855 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
856 Clear first_function_block_is_cold.
859 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
860 argument if the argument is truth_value_p.
862 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
864 * config/rs6000/constraints.md: Update copyright year for my changes.
867 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
868 used in reg+reg addressing, swap registers.
870 2010-03-24 Jakub Jelinek <jakub@redhat.com>
873 * target.h (struct gcc_target): Add code_end hook.
874 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
876 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
877 * toplev.c (compile_file): Call targetm.asm_out.code_end
878 hook before unwind info/debug info output.
879 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
880 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
881 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
882 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
883 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
884 * config/i386/i386.c (ix86_file_end): Renamed to...
885 (ix86_code_end): ... this. Make static. Don't call
886 file_end_indicate_exec_stack. Emit unwind info using
887 final_start_function/final_end_function.
888 (darwin_x86_file_end): Remove.
889 (TARGET_ASM_CODE_END): Define.
890 * config/i386/i386.h (TARGET_ASM_FILE_END,
891 NEED_INDICATE_EXEC_STACK): Don't define.
892 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
893 (TARGET_ASM_FILE_END): Define to darwin_file_end.
894 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
895 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
898 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
899 at the beginning and final_end_function at the end.
900 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
902 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
904 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
905 and Sun as TLS syntax.
906 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
907 * configure: Regenerate.
908 * config.in: Regenerate.
909 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
910 (default_elf_asm_named_section): Use it.
911 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
912 (i386_output_dwarf_dtprel): Likewise.
913 (output_addr_const_extra): Likewise.
914 (output_pic_addr_const): Lowercase @GOTTPOFF.
915 (output_addr_const_extra): Likewise.
916 (output_pic_addr_const): Lowercase @GOTNTPOFF.
917 (output_addr_const_extra): Likewise.
918 (output_pic_addr_const): Lowercase @INDNTPOFF.
919 (output_addr_const_extra): Likewise.
920 (output_pic_addr_const): Lowercase @NTPOFF.
921 (output_addr_const_extra): Likewise.
922 (output_pic_addr_const): Lowercase @TPOFF.
923 (output_addr_const_extra): Likewise.
924 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
925 (*tls_global_dynamic_64): Likewise.
926 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
927 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
929 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
930 (ASM_OUTPUT_TLS_COMMON): Use it.
931 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
934 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
935 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
936 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
937 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
938 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
939 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
941 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
943 * config/i386/i386.c (override_options): Don't accept
944 -mtls-dialect=sun any longer.
945 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
946 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
947 (*tls_local_dynamic_base_32_sun): Likewise.
948 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
950 2010-03-24 Jakub Jelinek <jakub@redhat.com>
953 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
954 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
957 * ira.c (adjust_cleared_regs): New function.
958 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
962 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
964 * expr.c (expand_expr_real): Restore previous
965 curr_insn_source_location and curr_insn_block after
966 expand_expr_real_1 call.
967 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
968 instead of expand_expr_real_1.
970 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
972 PR rtl-optimization/43413
973 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
976 2010-03-22 James E. Wilson <wilson@codesourcery.com>
979 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
980 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
982 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
984 * config/i386/i386.c (ix86_target_string): Add -mfma.
985 Fix a typo in comment.
987 2010-03-22 Mike Stump <mikestump@comcast.net>
990 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
991 Don't overly align based upon packed packed fields.
993 2010-03-22 Jason Merrill <jason@redhat.com>
995 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
996 Use () rather than [], and move before the element type.
998 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1000 * doc/configfiles.texi (Configuration Files): Removed
1001 fixinc/Makefile*, intl/Makefile.*.
1002 * doc/makefile.texi: Fixed markup. Abstract from version
1003 control system used.
1004 (Makefile): Removed obsolete gcc/java/parse.y example.
1005 * doc/sourcebuild.texi: Likewise.
1006 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1007 libgomp, libssp. Removed fastjar.
1008 (Miscellaneous Docs): Clarify location.
1009 Added COPYING3, COPYING3.LIB.
1010 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1012 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1015 * config/i386/i386.c (x86_function_profiler)
1016 [!NO_PROFILE_COUNTERS]: Fix typo.
1017 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1020 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1021 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1023 * doc/sourcebuild.texi (Test Directives): Split into six
1024 subsections, with most of the current text in new subsections
1025 Directives, Selectors, and Final Actions.
1026 (Directives): Split list of test directives into multiple
1028 (Selectors): Describe use and syntax of selectors.
1029 (Effective-Target Keywords): Describe all existing keywords.
1030 (Add Options): Describe features for dg-add-options.
1031 (Require Support): Describe variants of dg-require-support.
1032 (Final Actions): Describe commands to use in dg-final.
1034 2010-03-22 Michael Matz <matz@suse.de>
1037 * recog.c (validate_replace_rtx_group): Replace also in
1038 REG_EQUAL and REG_EQUIV notes.
1040 2010-03-22 Richard Guenther <rguenther@suse.de>
1042 PR tree-optimization/43390
1043 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1044 sure vector extracts are type correct.
1046 2010-03-22 Richard Guenther <rguenther@suse.de>
1049 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1050 x * sqrt (x) even when optimizing for size if the target
1051 has native support for sqrt.
1053 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1055 * varasm.c (make_decl_rtl_for_debug): Also clear
1056 flag_mudflap for the duration of make_decl_rtl call.
1059 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1060 locs from preserved VALUEs.
1062 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1065 * pa.md (movmemsi): Set align to one if zero.
1066 (movmemdi): Likewise.
1068 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1071 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1072 with their corresponding prologue pushes.
1074 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1077 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1078 at the begining or end.
1079 (spu_expand_epilogue): Likewise.
1081 2010-03-20 Richard Guenther <rguenther@suse.de>
1083 PR rtl-optimization/43438
1084 * combine.c (make_extraction): Properly zero-/sign-extend an
1085 extraction of the low part of a CONST_INT. Also handle
1088 2010-03-19 Mike Stump <mikestump@comcast.net>
1090 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1091 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1092 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1094 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1097 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1100 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1102 PR rtl-optimization/42258
1103 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1104 use that may match DEF.
1107 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1108 the cost of loading the constant rather than assuming
1110 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1111 outer code is AND, do the same tests as the andsi3 expander and
1112 return COSTS_N_INSNS (1) if and is cheap.
1114 * optabs.c (avoid_expensive_constant): Fix formatting.
1116 2010-03-19 Michael Matz <matz@suse.de>
1119 * attribs.c (decl_attributes): When rebuilding a function pointer
1120 type use the same qualifiers as the original pointer type.
1122 2010-03-19 Martin Jambor <mjambor@suse.cz>
1124 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1125 and is_gimple_ip_invariant_address.
1127 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1130 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1132 * config/arm/arm.c (arm_override_options): Turn off
1133 flag_dwarf2_cfi_asm for AAPCS variants.
1135 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1138 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1139 Use PRE_MODIFY instead of PRE_DEC.
1140 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1141 (vfp_emit_fstmd): Likewise.
1143 2010-03-19 Michael Matz <matz@suse.de>
1146 * builtins.c (expand_builtin_interclass_mathfn,
1147 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1150 2010-03-19 Richard Guenther <rguenther@suse.de>
1152 PR tree-optimization/43415
1153 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1154 (phi_translate_1): ... this.
1155 (phi_translate): Move all caching here. Cache all NARY
1156 and REFERENCE translations.
1158 2010-03-19 David S. Miller <davem@davemloft.net>
1160 With help from Eric Botcazou.
1161 * config/sparc/sparc.c: Include dwarf2out.h.
1162 (emit_pic_helper): Delete.
1163 (pic_helper_symbol_name): Delete.
1164 (pic_helper_emitted_p): Delete.
1165 (pic_helper_needed): New.
1166 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1167 (get_pc_thunk_name): New.
1168 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1169 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1170 Set pic_helper_needed to true. Don't call emit_pic_helper.
1171 (sparc_expand_prologue): Update load_pic_register call.
1172 (sparc_output_mi_thunk): Likewise.
1173 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1174 thunk if possible. Output CFI information as needed.
1176 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1177 Jack Howarth <howarth@bromo.med.uc.edu>
1180 * config/i386/i386.h: Fix ABI on darwin x86-32.
1182 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1184 * tree.h: Declare make_decl_rtl_for_debug.
1185 * varasm.c (make_decl_rtl_for_debug): New.
1186 * dwarf2out.c (rtl_for_decl_location): Call it.
1187 * cfgexpand.c (expand_debug_expr): Call it.
1189 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1192 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1196 * var-tracking.c (vt_init_cfa_base): Do nothing if
1197 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1199 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1202 * var-tracking.c (canonicalize_vars_star): New.
1203 (dataflow_post_merge_adjust): Use it.
1205 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1208 * var-tracking.c (non_suitable_const): New function.
1209 (add_uses): For DEBUG_INSNs with constants, don't record any
1210 value, instead just the constant value itself.
1211 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1212 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1213 (emit_notes_in_bb): Likewise.
1214 (emit_note_insn_var_location): For onepart variables if
1215 cur_loc is a VOIDmode constant, use DECL_MODE.
1217 2010-03-18 Martin Jambor <mjambor@suse.cz>
1220 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1221 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1222 all non-clones. Moved call redirection...
1223 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1224 (cgraph_materialize_all_clones): Dispose of all
1225 combined_args_to_skip bitmaps.
1226 (verify_cgraph_node): Do not check for edges pointing to wrong
1227 nodes in inline clones.
1228 * tree-inline.c (copy_bb): Call
1229 cgraph_redirect_edge_call_stmt_to_callee.
1230 * ipa.c (cgraph_remove_unreachable_nodes): Call
1231 cgraph_node_remove_callees even when there are used clones.
1233 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1235 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1237 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1240 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1243 2010-03-18 Michael Matz <matz@suse.de>
1246 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1247 into sqrt(x) if we need to preserve signed zeros.
1249 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1250 Eric Botcazou <ebotcazou@adacore.com>
1252 PR rtl-optimization/43360
1253 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1254 note if we don't know its invariant status.
1256 2010-03-18 Michael Matz <matz@suse.de>
1258 PR tree-optimization/43402
1259 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1260 PHI chains of ssa names registered for update.
1262 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1265 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1266 non-offsettable and pre_modify update addressing.
1267 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1268 and "2" alternatives "#".
1269 (*movdd_softfloat32): Make all alternatives "#";
1270 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1271 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1272 (*movdf_softfloat32): Make all alternatives "#";
1273 (movdi): Use the new DIFD mode iterator to create a common splitter
1274 for movdi, movdf and movdd patterns.
1276 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1278 * common.opt (dumpdir): Remove redundant tab.
1280 2010-03-17 Martin Jambor <mjambor@suse.cz>
1282 PR tree-optimization/43347
1283 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1284 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1286 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1288 PR rtl-optimization/42216
1289 * regrename.c (create_new_chain): New function, broken out from...
1290 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1291 appending a use to an empty chain.
1292 (build_def_use): Remove previous changes that convert OP_INOUT to
1293 OP_OUT operands; instead detect the case where an OP_INOUT operand
1294 uses a previously untracked register and create an empty chain for it.
1296 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1298 * doc/extend.texi (Function Attributes): Rewrite unfinished
1299 sentence in ms_abi documentation.
1301 2010-03-17 Alan Modra <amodra@gmail.com>
1303 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1304 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1305 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1306 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1308 2010-03-16 Richard Henderson <rth@redhat.com>
1311 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1312 (lower_try_finally): Save and restore eh_seq around the expansion
1315 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1317 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1318 statements before splitting block.
1320 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1322 * doc/sourcebuild.texi (Testsuites): Fix markup.
1323 Use pathnames relative to gcc/testsuite.
1324 (Test Directives): Move description of how timeout is determined.
1325 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1326 (C Tests): Correct gcc.misc-tests directory.
1327 Framework tests now live in gcc.test-framework.
1329 2010-03-16 Richard Guenther <rguenther@suse.de>
1332 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1333 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1335 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1336 Alexandre Oliva <aoliva@redhat.com>
1338 PR tree-optimization/42917
1339 * lambda-code.c (remove_iv): Skip debug statements.
1340 (lambda_loopnest_to_gcc_loopnest): Likewise.
1341 (not_interesting_stmt): Debug statements are not interesting.
1343 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1347 * cselib.c (cselib_preserve_constants,
1348 cfa_base_preserved_val): New static variables.
1349 (preserve_only_constants): New function.
1350 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1351 clear its REG_VALUES. If cselib_preserve_constants, don't
1352 empty the whole hash table, but preserve there VALUEs with constants,
1353 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1354 (cselib_preserve_cfa_base_value): New function.
1355 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1356 (cselib_init): Change argument to int bitfield. Set
1357 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1359 (cselib_finish): Clear cselib_preserve_constants and
1360 cfa_base_preserved_val.
1361 * cselib.h (enum cselib_record_what): New enum.
1362 (cselib_init): Change argument to int.
1363 (cselib_preserve_cfa_base_value): New prototype.
1364 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1365 * dse.c (dse_step1): Likewise.
1366 * cfgcleanup.c (thread_jump): Likewise.
1367 * sched-deps.c (sched_analyze): Likewise.
1368 * gcse.c (local_cprop_pass): Likewise.
1369 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1370 If FN is non-NULL, call the callback always and whenever it returns
1371 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1372 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1373 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1374 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1375 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1376 * var-tracking.c: Include recog.h.
1377 (bb_stack_adjust_offset): Remove.
1378 (vt_stack_adjustments): Don't call it, instead just gather the
1379 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1380 (adjust_stack_reference): Remove.
1381 (compute_cfa_pointer): New function.
1382 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1383 (struct adjust_mem_data): New type.
1384 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1386 (get_address_mode): New function.
1387 (replace_expr_with_values): Use it.
1388 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1389 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1390 (adjust_sets): Remove.
1391 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1392 Use get_address_mode.
1393 (get_adjusted_src): Remove.
1394 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1395 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1396 (add_with_sets): Don't call adjust_sets.
1397 (fp_setter, vt_init_cfa_base): New functions.
1398 (vt_initialize): Change return type to bool. Move most of pool etc.
1399 initialization to the beginning of the function from end. Pass
1400 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1401 If !frame_pointer_needed, call vt_stack_adjustment before mos
1402 vector is filled, call vt_init_cfa_base if argp/framep has been
1403 eliminated to sp. If frame_pointer_needed and argp/framep has
1404 been eliminated to hard frame pointer, set
1405 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1406 encountering fp setter in the prologue. For MO_ADJUST, call
1407 log_op_type before pusing the op into mos vector, not afterwards.
1408 Call adjust_insn before cselib_process_insn/add_with_sets,
1409 call cancel_changes (0) afterwards.
1410 (variable_tracking_main_1): Adjust for vt_initialize calling
1411 vt_stack_adjustments and returning whether it succeeded or not.
1413 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1415 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1418 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1420 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1422 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1423 drap_reg has not been set.
1425 2010-03-15 Michael Matz <matz@suse.de>
1428 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1429 use it to expand block copies.
1430 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1431 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1432 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1434 2010-03-15 Richard Guenther <rguenther@suse.de>
1436 PR tree-optimization/43367
1437 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1440 2010-03-15 Richard Guenther <rguenther@suse.de>
1442 PR tree-optimization/43317
1443 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1445 2010-03-15 Martin Jambor <mjambor@suse.cz>
1447 PR tree-optimization/43141
1448 * tree-sra.c (create_abstract_origin): New function.
1449 (modify_function): Call create_abstract_origin.
1451 2010-03-15 Chris Demetriou <cgd@google.com>
1453 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1456 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1459 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1460 call insert_out_of_ssa_copy for default definitions.
1462 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1464 * graphite-clast-to-gimple.c (my_long_long): Defined.
1465 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1466 * graphite-sese-to-poly.c (my_long_long): Defined.
1467 (scop_ivs_can_be_represented): Use it.
1469 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1471 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1472 graphite-max-bbs-per-function, and loop-block-tile-size.
1473 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1475 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1477 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1479 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1480 forward declaration.
1481 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1482 (add_upper_bounds_from_estimated_nit): New.
1483 (build_loop_iteration_domains): Use it.
1485 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1487 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1489 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1492 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1493 should be an INTEGER_CST. Also handle CASE_CONVERT.
1495 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1497 * graphite.c (graphite_initialize): To bound the number of bbs per
1498 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1499 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1500 * doc/invoke.texi: Document it.
1502 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1504 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1505 * graphite-sese-to-poly.h (build_poly_scop): Same.
1507 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1509 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1510 the number of parameters in the scop. Use as an upper bound
1511 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1512 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1513 * doc/invoke.texi: Document it.
1515 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1517 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1518 * doc/c-tree.texi: Remove.
1519 * doc/generic.texi: Merge c-tree.texi here.
1520 * doc/gccint.texi (Trees): Remove menu entry.
1521 (c-tree.texi): Remove @include.
1522 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1523 * doc/languages.texi (Reading RTL): Ditto.
1525 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1528 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1530 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1533 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1534 code added to work around reload clobbering CONST insns.
1536 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1538 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1539 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1540 (cselib_preserve_only_values): Remove retain argument, don't
1541 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1542 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1543 * var-tracking.c (micro_operation): Move insn field before union.
1544 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1545 (struct variable_tracking_info_def): Remove n_mos field, change
1546 mos into a vector of micro_operations.
1547 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1548 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1549 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1550 changing into a vector.
1551 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1552 come before all other uops generated by add_stores.
1553 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1555 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1556 a vector. Run just one pass over the bbs instead of separate counting
1557 and computation phase.
1558 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1561 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1562 into *nonlocalized_list vector.
1563 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1564 even if origin is non-NULL.
1565 (gen_variable_die): Likewise.
1566 (process_scope_var): Don't change origin.
1567 (gen_decl_die): Likewise.
1568 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1569 before adding new edges instead of after it, fix moving over
1572 2010-03-11 David S. Miller <davem@davemloft.net>
1574 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1576 * configure: Rebuild.
1578 2010-03-11 Martin Jambor <mjambor@suse.cz>
1580 PR tree-optimization/43257
1581 * tree.c (assign_assembler_name_if_neeeded): New function.
1582 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1584 * tree.h (assign_assembler_name_if_neeeded): Declare.
1585 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1586 the function if needed.
1588 2010-03-11 Chris Demetriou <cgd@google.com>
1590 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1591 include/stdint-gcc.h, and include/stdint.h world-readable.
1593 2010-03-11 Richard Guenther <rguenther@suse.de>
1595 PR tree-optimization/43255
1596 * tree-vrp.c (process_assert_insertions_for): Do not insert
1597 asserts for trivial conditions.
1599 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1601 PR tree-optimization/43280
1602 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1603 generation. Move calculation of size out of the if branch.
1604 (find_bswap): Modify compare number generation.
1606 2010-03-11 Richard Guenther <rguenther@suse.de>
1609 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1610 (input_gimple_stmt): Fixup handled component types during
1611 operand read. Also fix up decls in ADDR_EXPRs.
1613 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1615 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1616 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1618 2010-03-10 Jan Hubicka <jh@suse.cz>
1621 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1622 * varasm.c (get_variable_section): Don't do that here...
1623 (make_decl_rtl): ... and here.
1624 (do_assemble_alias): Produce decl RTL.
1625 (assemble_alias): Likewise.
1627 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1630 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1631 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1633 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1634 (based_loc_descr): Only express drap or vdrap regno based expressions
1635 using DW_OP_fbreg when not optimizing.
1636 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1637 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1638 REG_CFA_SET_VDRAP note.
1640 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1642 PR tree-optimization/43236
1643 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1644 error in calculation of base address in reverse iteration case.
1645 (generate_builtin): Take number of latch executions if the statement
1648 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1651 * tree-eh.c: Include pointer-set.h.
1652 (lower_eh_dispatch): Filter out duplicate case labels and
1653 remove the unneeded edge when the label is unused. Return
1654 true when some edges are removed.
1655 (execute_lower_eh_dispatch): When any lowering resulted in
1656 removing an edge, also delete unreachable blocks.
1658 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1661 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1662 UNSPEC_MACHOPIC_OFFSET.
1664 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1667 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1668 (m68k_delegitimize_address): New function.
1670 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1673 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1676 * var-tracking.c (adjust_sets): New function.
1677 (count_with_sets, add_with_sets): Use it.
1678 (get_adjusted_src): New inline function.
1679 (add_stores): Use it.
1682 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1683 call cselib_dummy_expand_value_rtx_cb instead of
1684 cselib_expand_value_rtx_cb.
1687 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1688 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1689 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1690 and .cfi_endproc around the pic thunks.
1691 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1692 all queued unwind info register saves are saved before the call.
1693 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1694 considered as sp-=4 for unwind info and the pop as sp+=4 which
1695 also clobbers dest, but doesn't actually restore it.
1698 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1699 RTX_FRAME_RELATED_P.
1701 2010-03-09 Jie Zhang <jie@codesourcery.com>
1703 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1704 whitespaces in output template.
1706 2010-03-09 Jie Zhang <jie@codesourcery.com>
1708 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1711 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1713 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1714 builtins.exp in a separate job.
1716 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1718 * graphite-sese-to-poly.c (add_param_constraints): Use
1719 lower_bound_in_type and upper_bound_in_type.
1721 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1723 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1724 instead of unsigned_type_node.
1726 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1727 Reza Yazdani <reza.yazdani@amd.com>
1730 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1731 on pointer type parameters.
1733 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1737 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1738 handle conversions from pointer to integers.
1739 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1740 induction variable, to be able to work with code generated by CLooG.
1741 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1742 (build_poly_scop): Bail out if we cannot codegen a loop.
1744 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1746 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1747 code generation with gloog_error.
1749 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1751 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1752 Call fold_convert on all the returned values.
1753 (expand_scalar_variables_expr): Pass to
1754 expand_scalar_variables_ssa_name the type of the resulting expression.
1756 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1758 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1759 ppl_min_for_le_pointset.
1760 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1761 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1763 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1765 * graphite-dependences.c (map_into_dep_poly): Removed.
1766 (dependence_polyhedron_1): Use combine_context_id_scat.
1768 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1770 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1771 (struct poly_bb): Same.
1772 (combine_context_id_scat): New.
1774 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1777 * sese.c (name_defined_in_loop_p): Return false for default
1780 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1782 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1783 and clean up the logic.
1785 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1787 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1790 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1792 * var-tracking.c (remove_cselib_value_chains): Define only for
1794 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1795 delete_slot_part, emit_notes_for_differences_1): Don't call
1796 remove_cselib_value_chains here.
1797 (set_slot_part, emit_notes_for_differences_2): Don't call
1798 add_cselib_value_chains here.
1799 (preserved_values): New vector.
1800 (preserve_value): New function.
1801 (add_uses, add_stores, vt_add_function_parameters): Use it
1802 instead of cselib_preserve_value.
1803 (changed_values_stack): New vector.
1804 (check_changed_vars_0): New function.
1805 (check_changed_vars_1, check_changed_vars_2): Use it.
1806 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1807 changed_values_stack VALUEs.
1808 (vt_emit_notes): For all preserved_values call
1809 add_cselib_value_chains. If ENABLE_CHECKING call
1810 remove_cselib_value_chains before verifying value_chains is empty.
1811 Initialize and free changed_values_stack.
1812 (vt_initialize): Initialize preserved_values.
1813 (vt_finalize): Free preserved_values.
1815 2010-03-08 Richard Guenther <rguenther@suse.de>
1817 PR tree-optimization/43269
1818 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1821 2010-03-08 Martin Jambor <mjambor@suse.cz>
1823 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1824 (ipa_is_param_called): Removed.
1825 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1826 (ipa_print_node_params): Do not print the called flag.
1827 (ipa_write_node_info): Do not stream the called flag.
1828 (ipa_read_node_info): Likewise.
1830 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1833 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1834 * cselib.c (struct expand_value_data): Add dummy field.
1835 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1837 (cselib_dummy_expand_value_rtx_cb): New function.
1838 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1840 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1841 * var-tracking.c: Include pointer-set.h.
1842 (variable): Change n_var_parts to char from int. Add
1843 cur_loc_changed and in_changed_variables fields.
1844 (variable_canonicalize): Remove.
1845 (shared_var_p): New inline function.
1846 (unshare_variable): Maintain cur_loc_changed and
1847 in_changed_variables fields. If var was in changed_variables,
1848 replace it there with new_var. Just copy cur_loc instead of
1849 resetting it to something else.
1850 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1851 (dataflow_set_union): Don't call variable_canonicalize.
1852 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1853 of their DEBUG_EXPR_TREE_DECLs.
1854 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1855 and in_changed_variables and cur_loc_changed is false.
1856 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1857 and cur_loc_changed. Don't update cur_loc here.
1858 (variable_merge_over_src): Don't call variable_canonicalize.
1859 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1860 removing loc that is equal to cur_loc, clear cur_loc,
1861 set cur_loc_changed and ensure variable_was_changed is called.
1862 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1863 compare pointers in cur_loc check, if it is equal to loc,
1864 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1865 (variable_different_p): Remove compare_current_location argument,
1866 don't compare cur_loc.
1867 (dataflow_set_different_1): Adjust variable_different_p caller.
1868 (variable_was_changed): If dv had some var in changed_variables
1869 already, reset in_changed_variables flag for it and propagate
1870 cur_loc_changed over to the new variable. On empty var
1871 always set cur_loc_changed. Set in_changed_variables on whatever
1872 var is added to changed_variables.
1873 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1874 Use shared_var_p. When removing loc that is equal to cur_loc,
1875 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1876 end, don't set it to something else, just call variable_was_changed.
1877 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1878 loc being removed, clear cur_loc and set cur_loc_changed.
1879 Set cur_loc_changed if all locations have been removed.
1880 (struct expand_loc_callback_data): New type.
1881 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1882 allocated. Always create SUBREGs if simplify_subreg failed.
1883 Prefer to use cur_loc, when that fails and still in
1884 changed_variables (and seen first time) recompute it. Set
1885 cur_loc_changed of variables which had to change cur_loc and
1886 compute elcd->cur_loc_changed if any of the subexpressions used
1887 had to change cur_loc.
1888 (vt_expand_loc): Adjust to pass arguments in
1889 expand_loc_callback_data structure.
1890 (vt_expand_loc_dummy): New function.
1891 (emitted_notes): New variable.
1892 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1893 that weren't used for any other decl in current
1894 emit_notes_for_changes call call vt_expand_loc_dummy to update
1895 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1896 first loc_chain location if NULL before. Always use just
1897 cur_loc instead of first loc_chain location. When cur_loc_changed
1898 is false, when not --enable-checking=rtl just don't emit any note.
1899 When rtl checking, compute the note and assert it is the same
1900 as previous note. Clear cur_loc_changed and in_changed_variables
1901 at the end before removing from changed_variables.
1902 (check_changed_vars_3): New function.
1903 (emit_notes_for_changes): Traverse changed_vars to call
1904 check_changed_vars_3 on each changed var.
1905 (emit_notes_for_differences_1): Clear cur_loc_changed and
1906 in_changed_variables. Recompute cur_loc of new_var.
1907 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1908 (vt_emit_notes): Initialize and destroy emitted_notes.
1910 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1912 PR rtl-optimization/42220
1913 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1914 Use verify_reg_tracked to determine if we should use OP_OUT rather
1916 (build_def_use): If we see an in-out operand for a register that we
1917 know nothing about, treat is an output if possible, fail the block if
1920 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1923 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1926 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1929 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1930 uses of relevant DEFs that are dead outside the loop too.
1932 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1934 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1936 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1938 * var-tracking.c (values_to_unmark): New variable.
1939 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1940 values_to_unmark vector. Moved body to...
1941 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1942 instead queue it into values_to_unmark vector.
1943 (vt_find_locations): Free values_to_unmark vector.
1945 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1947 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1948 (site.exp): Export them when plugins are enabled.
1950 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1953 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1955 (chrec_fold_multiply): Same.
1957 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1960 * c-decl.c (build_compound_literal): Return early if init is
1963 2010-03-04 Martin Jambor <mjambor@suse.cz>
1965 PR tree-optimization/43164
1966 PR tree-optimization/43191
1967 * tree-sra.c (type_consists_of_records_p): Reject records with
1968 zero-size bit-fields at the end.
1970 2010-03-04 Mike Stump <mikestump@comcast.net>
1972 * Makefile.in (TAGS): Remove *.y.
1974 2010-03-04 Richard Guenther <rguenther@suse.de>
1976 PR tree-optimization/40761
1977 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1979 (my_rev_post_order_compute): New function.
1980 (init_pre): Call it.
1982 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1985 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1986 decrease the cost of an IV candidate when the cost is infinite.
1988 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1990 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1991 Use '3DNow!' for the extension of that name, ensure normal space
1993 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1995 2010-03-03 Jeff Law <law@redhat.com>
1997 * PR middle-end/32693
1998 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1999 than gen_rtx_SUBREG.
2000 (extract_bit_field_1): Likewise.
2002 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2004 * doc/sourcebuild.texi (Test directives): Document that arguments
2005 include-opts and exclude-opts are now optional for dg-skip-if,
2006 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2008 2010-03-03 Jason Merrill <jason@redhat.com>
2011 * cgraph.h (varpool_node): Add extra_name field.
2012 * varpool.c (varpool_extra_name_alias): New.
2013 (varpool_assemble_decl): Emit extra name aliases.
2014 (varpool_mark_needed_node): Look past an extra name alias.
2015 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2016 * lto-streamer-in.c (lto_input_tree): Read it.
2017 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2019 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2021 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2022 (sparc*-*-solaris2*): ...this.
2024 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2027 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2028 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2029 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2030 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2033 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2034 fallthrough to default handling, just with want_address 0 instead of 2.
2035 For single element lists, add_AT_loc directly, otherwise create an
2036 artificial variable DIE and stick location list to it.
2039 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2040 (VAL_EXPR_HAS_REVERSE): Define.
2041 (reverse_op): New function.
2042 (add_stores): For reversible operations add an extra MO_VAL_USE.
2044 2010-03-02 Jason Merrill <jason@redhat.com>
2046 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2048 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2050 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2051 (sparc64-*-linux*): Likewise.
2052 (sparc64-*-solaris2*): Include assembler files before linker ones.
2053 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2054 * config/sparc/gas.h: Delete.
2055 * config/sparc/sol2-64.h: Add copyright notice.
2056 * config/sparc/sol2-gas-bi.h: Likewise.
2057 * config/sparc/sol2-gld.h: Likewise.
2058 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2059 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2060 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2061 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2062 (sparc_elf_asm_named_section): Rename into...
2063 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2065 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2067 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2069 2010-03-02 Jeff Law <law@redhat.com>
2072 * reload1.c (rtx_p, substitute_stack): Declare.
2073 (substitute): Record addresses of changed rtxs.
2074 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2075 Restore the original rtx when complete.
2076 (reload): Free subsitute_stack when complete.
2078 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2080 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2081 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2083 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2084 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2085 Torture Tests): Change from subsection to section.
2087 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2088 Steven Bosscher <steven@gcc.gnu.org>
2090 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2093 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2096 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2097 the assignment from the new induction variable to the assignment
2098 of the value from the original loop PHI function.
2100 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2101 Daniel Jacobowitz <dan@codesourcery.com>
2103 * doc/sourcebuild.texi (Test directives): Clarify options to
2106 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2108 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2109 Disable cfi directives unless GCC and gas agree on using read-only
2110 .eh_frame sections for 64-bit.
2111 * configure: Regenerate.
2113 2010-03-01 Richard Guenther <rguenther@suse.de>
2115 PR tree-optimization/43220
2116 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2117 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2119 2010-03-01 Richard Guenther <rguenther@suse.de>
2120 Martin Jambor <mjambor@suse.cz>
2123 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2124 gimplified parameters.
2126 2010-03-01 Christian Bruel <christian.bruel@st.com>
2128 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2130 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2132 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2134 2010-03-01 Richard Guenther <rguenther@suse.de>
2137 * expr.c (expand_assignment): Use the alias-oracle to tell
2138 if the rhs aliases the result decl.
2140 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2143 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2144 to sol_gt_pch_get_address.
2145 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2146 64-bit, SPARC and x86.
2147 (sol_gt_pch_get_address): New function.
2149 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2151 * toplev.h (inform_n, error_n): Declare.
2152 * diagnostic.c (inform_n, error_n): New function.
2154 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2156 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2157 has no rtl yet when processing local_decls, queue it and recheck
2158 if deferred stack allocation hasn't assigned it rtl.
2160 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2162 * config/sh/sh.c (unspec_bbr_uid): New.
2163 (gen_block_redirect): Use it instead of INSN_UID.
2164 (gen_far_branch): Likewise.
2166 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2168 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2169 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2171 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2173 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2174 (Warning Options): -Wno-conversion-null is valid for
2175 Objective-C++ as well.
2176 * doc/tm.texi (Named Address Spaces): Likewise.
2177 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2178 * doc/tree-ssa.texi (Tree SSA): Likewise.
2180 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2183 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2184 by default. Don't set the default arch for
2185 i[34567]86-*-darwin*|x86_64-*-darwin*.
2187 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2190 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2191 default. Set the default 32bit/64bit archs with $with_arch
2192 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2194 2010-02-27 Richard Guenther <rguenther@suse.de>
2196 PR tree-optimization/43186
2197 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2198 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2199 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2200 unroller iterations.
2202 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2204 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2205 required and i[34567]86-*-* targets don't support 64bit ISA.
2207 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2210 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2213 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2215 * config.gcc: Set the default arch at least to Prescott for
2216 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2217 if SSE math is enabled.
2219 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2221 * diagnostic.c (diagnostic_initialize): Update.
2222 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2224 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2225 (diagnostic_inhibit_notes): New.
2226 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2228 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2231 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2232 * doc/standards.texi: Likewise.
2233 * doc/extend.texi: Likewise.
2234 * doc/trouble.texi: Likewise.
2235 * doc/cppopts.texi: Likewise.
2236 * doc/install.texi: Likewise.
2237 * c.opt (std=c90,std=gnu90): New options.
2238 * c-opts.c (c_common_handle_option): Handle them.
2240 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2243 * c-decl.c (undeclared_variable): Use an informative note.
2245 2010-02-26 Richard Guenther <rguenther@suse.de>
2247 PR tree-optimization/43186
2248 * gimple.h (gimple_fold): Remove.
2249 * gimple.c (gimple_fold): Remove. Inline into single user ...
2250 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2251 Try harder for conditions.
2253 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2256 * function.c (used_types_insert): Don't skip through named pointer
2257 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2258 and it is different from the main variant's type.
2260 2010-02-26 Nick Clifton <nickc@redhat.com>
2262 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2264 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2266 * config.gcc: Support --with-fpmath=sse for x86.
2268 * config/i386/ssemath.h: New.
2270 * doc/install.texi (--with-fpmath=sse): Documented.
2272 2010-02-26 Richard Guenther <rguenther@suse.de>
2274 PR tree-optimization/43188
2275 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2276 vector types of over-aligned element type.
2278 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2281 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2282 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2284 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2286 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2288 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2290 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2291 * var-tracking.c: Include diagnostic.h.
2292 (debug_dv): New function.
2293 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2296 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2297 (add_value_chain, add_value_chains, remove_value_chain,
2298 remove_value_chains): Handle DEBUG_EXPRs.
2299 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2302 * regcprop.c (struct queued_debug_insn_change): New type.
2303 (struct value_data_entry): Add debug_insn_changes field.
2304 (struct value_data): Add n_debug_insn_changes field.
2305 (debug_insn_changes_pool): New variable.
2306 (free_debug_insn_changes, apply_debug_insn_changes,
2307 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2308 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2309 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2311 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2313 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2314 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2315 changes, call cprop_find_used_regs via note_stores.
2316 (copyprop_hardreg_forward): When copying vd from predecessor
2317 which has any queued DEBUG_INSN changes, make sure the pointers are
2318 cleared. At the end call df_analyze and then if there are any
2319 DEBUG_INSN changes queued at the end of some basic block for still
2320 live registers, apply them.
2321 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2323 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2325 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2328 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2330 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2331 targets. Set the default with_cpu/with_arch from arch/cpu.
2332 Allow x86-64 and native for with_cpu/with_arch.
2334 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2336 * ebitmap.c: Change calls to verify_popcount with calls to
2337 sbitmap_verify_popcount.
2338 (ebitmap_clear_bit): Fixed map->cacheindex test and
2339 map>cache update when bit clearing results in an empty
2342 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2345 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2346 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2347 and support both V2DF and V2DI modes.
2348 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2349 support both V2DF and V2DI modes.
2350 (general): Delete trailing whitespace from a few patterns.
2352 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2353 V2DF/V2DI interleave high/low builtins.
2355 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2358 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2359 interleave high/low functions.
2361 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2363 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2364 #pragma extern_prefix.
2366 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2369 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2370 BLKmode, assert op0 is a MEM and just adjust its mode.
2373 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2374 if bitpos isn't multiple of mode's bitsize.
2376 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2378 * c.opt (-ftemplate-depth=): New.
2379 (-ftemplate-depth-): Deprecate.
2380 * optc-gen.awk: Handle -ftemplate-depth=.
2381 * opth-gen.awk: Likewise.
2382 * c-opts.c (c_common_handle_option): Likewise.
2383 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2385 2010-02-24 Jason Merrill <jason@redhat.com>
2387 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2389 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2391 * cfg.c (alloc_aux_for_block): Remove inline.
2392 (alloc_aux_for_edge): Likewise.
2394 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2396 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2398 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2400 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2401 * config/i386/sol2-gas.h: New file.
2402 * config.gcc (i[34567]86-*-solaris2*): Use it.
2404 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2407 * c-typeck.c (ep_convert_and_check): New.
2408 (build_conditional_expr): Use it.
2409 (build_binary_op): Likewise.
2411 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2413 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2416 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2417 bounds even for -O+.
2418 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2419 expr needs to have DECL_NAME set.
2421 2010-02-24 Nick Clifton <nickc@redhat.com>
2423 * config/mep/mep.c: Include gimple.h.
2424 (mep_function_uses_sp): Delete unused function.
2425 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2426 parameters. Use unsigned integers to count args. Return a
2427 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2429 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2432 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2433 greater or equal to nelt instead of 2 * nelt.
2434 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2437 2010-02-23 Jason Merrill <jason@redhat.com>
2440 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2441 in cfun->local_decls even if they have register types.
2444 * stor-layout.c (place_field): Don't warn about unnecessary
2445 DECL_PACKED if the type is packed.
2447 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2450 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2451 GOTOFF relocs, even when the base reg isn't pic pointer.
2453 2010-02-23 Michael Matz <matz@suse.de>
2456 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2457 (expand_gimple_basic_block): Generate and use debug temps if there
2458 are debug uses left after the last real use of TERed ssa names.
2459 Unlink debug immediate uses when they are expanded.
2461 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2464 * config/i386/i386.c (override_options): Reorganise to provide
2465 better error messages.
2467 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2470 * graphite-scop-detection.c (create_single_exit_edge): Move
2471 the call to find_single_exit_edge to....
2472 (create_sese_edges): ...here. Don't handle multiple edges
2473 exiting the function.
2474 (build_graphite_scops): Don't handle multiple edges
2475 exiting the function.
2477 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2480 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2481 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2483 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2486 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2488 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2491 * c-typeck.c (convert_arguments): Print declaration location.
2492 * c-common.c (validate_nargs): Rename as
2493 builtin_function_validate_nargs.
2494 (check_builtin_function_arguments): Update.
2496 2010-02-22 Richard Guenther <rguenther@suse.de>
2499 * tree-inline.c (declare_return_variable): Use the type of
2500 the call stmt lhs if available.
2502 2010-02-22 Duncan Sands <baldrick@free.fr>
2504 * passes.c (register_pass): Always consider all pass lists when
2505 ref_pass_instance_number is zero.
2507 2010-02-22 Richard Guenther <rguenther@suse.de>
2509 PR tree-optimization/42749
2510 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2511 parameter. Do arithmetic in the original type.
2512 (update_accumulator_with_ops): Likewise.
2513 (adjust_accumulator_values): Adjust.
2515 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2517 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2518 (QI to BLKmode splitter): New splitter.
2520 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2522 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2523 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2525 2010-02-22 Richard Guenther <rguenther@suse.de>
2527 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2529 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2531 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2532 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2533 ($(T)crti.o, $(T)crtn.o): Remove rules.
2535 2010-02-21 Tobias Burnus <burnus@net-b.de>
2538 * doc/invoke.texi (-fassociative-math): Document that this
2539 option is automatically enabled for Fortran.
2541 2010-02-20 David S. Miller <davem@davemloft.net>
2543 * configure.ac: Test if linker and assembler properly support
2544 GOTDATA_OP relocations.
2545 * configure: Rebuild.
2546 * config.in: Likewise.
2547 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2548 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2549 (movsi_high_pic): Likewise.
2550 (movdi_lo_sum_pic): Likewise.
2551 (movdi_high_pic): Likewise.
2552 (movsi_pic_gotdata_op): New pattern.
2553 (movdi_pic_gotdata_op): Likewise.
2554 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2555 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2557 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2560 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2561 attribute to ssemul.
2562 (xop_mulv2div2di3_high): Ditto.
2564 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2567 * c.opt (Wconversion-null): New option.
2568 * doc/invoke.texi (Wconversion-null): Document.
2570 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2572 * common.opt (Wlarger-than-): Add Undocumented.
2574 2010-02-19 Mike Stump <mikestump@comcast.net>
2576 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2578 2010-02-19 Jason Merrill <jason@redhat.com>
2581 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2582 * configure: Likewise.
2584 2010-02-20 Alan Modra <amodra@gmail.com>
2587 * cgraph.h (cgraph_make_decl_local): Declare.
2588 * cgraph.c (cgraph_make_decl_local): New function.
2589 (cgraph_make_node_local): Use it.
2590 * cgraphunit.c (cgraph_function_versioning): Likewise.
2591 * ipa.c (function_and_variable_visibility): Likewise.
2593 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2596 * except.c (sjlj_emit_function_enter): Don't call
2597 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2599 * rtl.h (add_reg_br_prob_note): Remove prototype.
2601 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2604 * c-common.c (conversion_warning): Remove widening conversions
2605 before checking the conversion of integers to reals.
2607 2010-02-19 Mike Stump <mikestump@comcast.net>
2610 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2613 * cgraphunit.c (process_function_and_variable_attributes): Check
2614 DECL_PRESERVE_P instead of looking up attribute "used".
2615 * ipa-pure-const.c (check_decl): Likewise.
2616 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2617 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2618 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2619 instead of attribute "used".
2620 * config/sol2-c.c (solaris_pragma_init): Likewise.
2621 (solaris_pragma_fini): Likewise.
2623 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2625 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2626 Use XCNEW instead of xcalloc.
2627 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2628 XNEW instead of xmalloc.
2629 (get_fields): Use XNEWVEC instead of xmalloc.
2632 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2633 populate vars array.
2634 (create_new_general_access): For debug stmts just reset value.
2635 (get_stmt_accesses): For accesses within debug stmts just record them
2636 using add_access_to_acc_sites instead of preventing the peeling or
2637 counting them as accesses.
2640 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2642 2010-02-19 Richard Guenther <rguenther@suse.de>
2644 PR tree-optimization/42916
2645 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2648 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2650 * configure.ac: Replace all uses of changequote in macro arguments
2651 with proper quoting.
2653 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2656 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2658 2010-02-19 Richard Guenther <rguenther@suse.de>
2660 PR tree-optimization/42944
2661 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2662 test for aliasing with errno.
2664 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2667 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2668 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2669 * dojump.c: Include output.h.
2670 (inv): New inline function.
2671 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2672 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2673 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2674 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2675 argument, pass it down to other calls.
2676 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2677 add REG_BR_PROB note to the conditional jump.
2678 * cfgexpand.c (add_reg_br_prob_note): Removed.
2679 (expand_gimple_cond): Don't call it, add the probability
2680 as last argument to jumpif_1/jumpifnot_1.
2681 * Makefile.in (dojump.o): Depend on output.h.
2682 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2684 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2685 * stmt.c (do_jump_if_equal): Likewise.
2686 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2687 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2688 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2690 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2691 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2692 jumpifnot_1 callers.
2693 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2695 (store_expr): Adjust jumpifnot caller.
2696 (store_constructor): Adjust jumpif caller.
2699 * gimplify.c (gimple_boolify): For __builtin_expect call
2700 gimple_boolify also on its first argument.
2702 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2704 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2706 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2707 * configure: Regenerated.
2709 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2711 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2712 lang_hooks.types_compatible_p instead of comptypes.
2714 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2716 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2717 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2718 if __prefer_thumb__ is defined.
2720 2010-02-18 Martin Jambor <mjambor@suse.cz>
2722 PR tree-optimization/43066
2723 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2724 array with zero-sized element type.
2726 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2728 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2729 rtx, allocate struct var_loc_node here and return it to the
2730 caller, and only if it is actually needed.
2731 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2732 move it earlier and return immediately if it returns NULL.
2734 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2736 * config/sparc/gas.h: New file. Restore
2737 TARGET_ASM_NAMED_SECTION to its ELF default.
2738 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2740 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2741 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2742 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2743 after sparc/sysv4.h.
2745 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2747 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2749 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2751 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2752 patterns from predicated pattern.
2754 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2757 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2758 for insn mnemonic suffix.
2760 2010-02-17 Richard Guenther <rguenther@suse.de>
2762 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2765 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2768 * caller-save.c (save_call_clobbered_regs): If BB ends with
2769 a DEBUG_INSN, move any notes in between last real insn and the last
2770 DEBUG_INSN after the last DEBUG_INSN.
2772 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2774 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2775 Fix return type. Fix argument type. Explain meaning of return value.
2777 2010-02-16 Richard Guenther <rguenther@suse.de>
2779 PR tree-optimization/41043
2780 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2781 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2783 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2785 2010-02-16 Ira Rosen <irar@il.ibm.com>
2787 PR tree-optimization/43074
2788 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2789 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2790 vectorizable cycles in hybrid SLP check.
2791 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2793 2010-02-16 Richard Guenther <rguenther@suse.de>
2795 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2796 (true_dependence): If memrefs_conflict_p computes must-alias
2797 trust it. Move TBAA check after offset-based disambiguation.
2798 (canon_true_dependence): Likewise.
2800 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2802 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2803 * doc/invoke.texi: Document it.
2804 * var-tracking.c: Include toplev.h and params.h.
2805 (vt_find_locations): Return bool indicating success. Compute
2806 hash sizes unconditionally. Check new parameter, report.
2807 (variable_tracking_main_1): Check vt_find_locations results and
2808 retry. Renamed from...
2809 (variable_tracking_main): ... this. New wrapper to preserve
2810 flag_var_tracking_assignments.
2811 * Makefile.in (var-tracking.o): Adjust dependencies.
2813 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2814 Jakub Jelinek <jakub@redhat.com>
2817 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2818 if weak_import attribute is present.
2819 * config/darwin.c (machopic_select_section): Likewise.
2821 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2823 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2824 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2825 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2826 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2828 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2830 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2833 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2834 Rewrite text to refer to the names.
2836 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2838 * config/i386/i386-builtin-types.def
2839 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2840 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2841 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2842 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2843 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2844 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2845 IX86_BUILTIN_VPERMIL2PS256.
2846 (MULTI_ARG_4_DF2_DI_I): Defined.
2847 (MULTI_ARG_4_DF2_DI_I1): Defined.
2848 (MULTI_ARG_4_SF2_SI_I): Defined.
2849 (MULTI_ARG_4_SF2_SI_I1): Defined.
2850 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2851 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2852 __builtin_ia32_vpermil2ps256.
2853 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2854 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2855 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2856 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2857 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2858 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2859 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2860 CODE_FOR_xop_vpermil2v8sf3.
2861 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2862 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2863 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2864 (_mm256_permute2_pd): New.
2865 (_mm_permute2_ps): New.
2866 (_mm256_permute2_ps): New.
2868 2010-02-15 Nick Clifton <nickc@redhat.com>
2870 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2871 boolean parameters. Use emit_jump_insn when emitting a pop
2872 instruction containing a return insn.
2873 (push): Use 'true' rather than '1' as second parameter to F.
2874 (h8300_expand_prologue): Likewise.
2875 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2876 (h8300_expand_epilogue): Likewise.
2878 2010-02-15 Richard Guenther <rguenther@suse.de>
2881 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2884 2010-02-15 Nick Clifton <nickc@redhat.com>
2886 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2889 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2891 * intl.c (fake_ngettext): New function.
2892 * intl.h (fake_ngettext): Declare.
2893 (ngettext): Define macro.
2894 * collect2.c (notice_translated): New function.
2895 (main): Use notice_translated and ngettext.
2896 * collect2.h (notice_translated): Declare.
2898 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2900 * reorg.c (delete_computation): Comment fixes.
2901 * caller-save.c (setup_save_areas): Idem.
2902 * sel-sched-dump.c (dump_lv_set): Idem.
2905 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2907 * config/s390/s390.c (s390_sched_init): New function.
2908 (TARGET_SCHED_INIT): Target hook defined.
2910 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2911 Jack Howarth <howarth@bromo.med.uc.edu>
2912 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2915 Partial revert of unintended change in fix for PR41605.
2916 * config/darwin.h: Fix typo.
2917 * config/darwin9.h: Same.
2919 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2921 * c-pch.c (pch_init): Clear v.
2923 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2926 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2927 graphite_can_represent_init for MULT_EXPR.
2929 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2933 * graphite-sese-to-poly.c (remove_phi): New.
2934 (translate_scalar_reduction_to_array): Call remove_phi.
2936 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2939 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2940 * graphite-clast-to-gimple.h (gloog): Update declaration.
2941 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2942 * graphite-poly.h (struct poly_bb): Add missing comments.
2943 (struct scop): Add poly_scop_p field.
2945 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2946 * graphite.c (graphite_transform_loops): Build the polyhedral
2947 representation for each scop before code generation.
2948 * sese.c (rename_variables_in_operand): Removed.
2949 (rename_variables_in_expr): Return the renamed expression.
2950 (rename_sese_parameters): New.
2951 * sese.h (rename_sese_parameters): Declared.
2953 2010-02-11 Richard Guenther <rguenther@suse.de>
2955 PR tree-optimization/42998
2956 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2957 POINTER_PLUS_EXPR properly.
2959 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2960 Changpeng Fang <changpeng.fang@amd.com>
2963 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2964 the cost of an IV candidate when the IV is used in a test against zero.
2966 * gcc.dg/tree-ssa/ivopts-3.c: New.
2968 2010-02-11 Richard Guenther <rguenther@suse.de>
2971 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2972 pointer-vs-decl case by swapping refs. Handle some cases
2973 of pointer-vs-decl disambiguations more conservatively.
2974 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2975 to false after expanding.
2977 2010-02-11 Richard Guenther <rguenther@suse.de>
2980 * gcc.c (process_command): Handle LTO file@offset case more
2983 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2985 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2986 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2988 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2990 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2991 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2992 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2993 Optimize eq/ne comparisons when both arguments are known to be
2995 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2996 Don't mask operands unnecessarily if they are known to be already
2999 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3001 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3004 2010-02-10 Richard Guenther <rguenther@suse.de>
3006 PR tree-optimization/43017
3007 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3008 for wrapping signed arithmetic.
3010 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3013 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3014 if no debug info should be emitted for it.
3016 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3018 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3019 note when flag_exceptions is set.
3021 2010-02-10 Duncan Sands <baldrick@free.fr>
3023 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3025 2010-02-10 Richard Guenther <rguenther@suse.de>
3028 * tree.c (get_unwidened): Handle constants.
3029 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3031 2010-02-10 Martin Jambor <mjambor@suse.cz>
3034 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3035 check for variable argument counts independently.
3037 2010-02-10 Christian Bruel <christian.bruel@st.com>
3040 * config/sh/sh.c (find_barrier): Increase length for non delayed
3041 conditional branches.
3043 2010-02-10 Christian Bruel <christian.bruel@st.com>
3045 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3047 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3049 * builtins.c (set_builtin_user_assembler_name): Also handle
3050 ffs if int is smaller than word.
3052 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3055 * ira-conflicts.c (get_dup): Remove.
3056 (process_reg_shuffles): Add new parameter. Use it as an
3057 additional guard for copy generation.
3058 (add_insn_allocno_copies): Rewrite.
3060 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3062 * common.opt (fsched2-use-traces): Preserved for backward
3064 * doc/invoke.texi: Remove the documentation about option
3065 -fsched2-use-traces.
3066 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3067 flag_sched2_use_traces.
3068 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3069 the backward compatibility flag section.
3071 2010-02-09 Richard Guenther <rguenther@suse.de>
3073 PR tree-optimization/43008
3074 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3075 make HEAP variables initialized from global memory if they
3076 are not known builtin functions.
3077 (find_func_aliases): Adjust.
3079 2010-02-09 Richard Guenther <rguenther@suse.de>
3081 PR tree-optimization/43000
3082 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3083 arithmetic manually.
3085 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3087 PR tree-optimization/42931
3088 * tree-loop-linear.c (try_interchange_loops): Don't call
3089 double_int_mul if estimated_loop_iterations failed.
3091 2010-02-08 Martin Jambor <mjambor@suse.cz>
3094 * tree-sra.c (build_accesses_from_assign): Do not mark in
3095 should_scalarize_away_bitmap if stmt has volatile ops.
3096 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3099 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3101 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3103 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3105 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3108 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3111 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3113 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3116 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3117 to unknown_dependence.
3118 (graphite_legal_transform_dr): Handle the unknown_dependence.
3119 (graphite_carried_dependence_level_k): Same.
3121 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3123 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3125 2010-02-07 Richard Guenther <rguenther@suse.de>
3128 * expr.c (get_inner_reference): Always initialize *pbitsize.
3130 2010-02-07 Richard Guenther <rguenther@suse.de>
3133 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3134 new ARRAY_REFs on variable size element or minimal index arrays.
3136 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3137 gimple_fold_indirect_ref.
3139 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3142 * arm.c (arm_override_options): Just return if the user has specified
3143 an invalid fpu name.
3145 2010-02-03 Jason Merrill <jason@redhat.com>
3148 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3149 i386_pe_maybe_record_exported_symbol.
3151 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3154 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3155 (pa_delegitimize_address): New function.
3157 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3159 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3160 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3162 2010-02-05 Richard Guenther <rguenther@suse.de>
3165 * lto-streamer-in.c (get_resolution): Deal with references
3166 to undefined functions.
3168 2010-02-05 Richard Guenther <rguenther@suse.de>
3170 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3171 (fold_const_aggregate_ref): Likewise.
3172 (ccp_fold_stmt): Substitute loads.
3173 (maybe_fold_reference): Verify types before substituting.
3175 (fold_gimple_assign): Unshare properly.
3176 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3178 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3180 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3181 for rs6000_gen_cell_microcode.
3183 2010-02-04 Richard Guenther <rguenther@suse.de>
3185 PR rtl-optimization/42952
3186 * dse.c (const_or_frame_p): Remove MEM handling.
3188 2010-02-04 Nick Clifton <nickc@redhat.com>
3190 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3191 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3192 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3193 (mn10300_asm_output_mi_thunk): New function.
3194 (mn10300_can_output_mu_thunk): New function.
3195 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3196 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3197 (FUNCTION_ARG): Delete incorrect comment.
3199 2010-02-03 Jason Merrill <jason@redhat.com>
3202 * fold-const.c (operand_equal_p): Handle erroneous types.
3204 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3206 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3208 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3210 PR rtl-optimization/42941
3211 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3214 2010-02-03 Jason Merrill <jason@redhat.com>
3217 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3219 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3222 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3223 (cselib_reset_table): Renamed from...
3224 (cselib_reset_table_with_next_value): ... this.
3225 (cselib_get_next_uid): Renamed from...
3226 (cselib_get_next_unknown_value): ... this.
3227 * cselib.c (next_uid): Renamed from...
3228 (next_unknown_value): ... this.
3229 (cselib_clear_table): Adjust.
3230 (cselib_reset_table): Adjust. Renamed from...
3231 (cselib_reset_table_with_next_value): ... this.
3232 (cselib_get_next_uid): Adjust. Renamed from...
3233 (cselib_get_next_unknown_value): ... this.
3234 (get_value_hash): Use hash.
3235 (cselib_hash_rtx): Likewise.
3236 (new_cselib_val): Adjust. Set and dump uid.
3237 (cselib_lookup_mem): Pass next_uid as hash.
3238 (cselib_subst_to_values): Likewise.
3239 (cselib_log_lookup): Dump uid.
3240 (cselib_lookup): Pass next_uid as hash. Adjust.
3241 (cselib_process_insn): Adjust.
3242 (cselib_init): Initialize next_uid.
3243 (cselib_finish): Adjust.
3244 (dump_cselib_table): Likewise.
3245 * dse.c (canon_address): Dump value uid.
3246 * print-rtl.c (print_rtx): Print value uid.
3247 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3249 (dv_uid): New function, sort of renamed from...
3250 (dv_htab_hash): ... this, reimplemented in terms of it and...
3251 (dv_uid2hash): ... this. New.
3252 (variable_htab_eq): Drop excess assertions.
3253 (tie_break_pointers): Removed.
3254 (canon_value_cmp): Compare uids.
3255 (variable_post_merge_New_vals): Print uids.
3256 (vt_add_function_parameters): Adjust.
3257 (vt_initialize): Reset table. Adjust.
3259 2010-02-03 Richard Guenther <rguenther@suse.de>
3261 PR tree-optimization/42944
3262 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3263 (call_may_clobber_ref_p_1): Likewise. Properly handle
3264 malloc and calloc clobbering errno.
3266 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3268 * doc/invoke.texi: Fix name of sched1 dump.
3270 * opts.c (decode_options): Set flag_tree_switch_conversion
3271 only conditionally on optimize >= 2.
3273 * gcse.c: Assorted comment fixes in pass description.
3275 2010-02-03 Anthony Green <green@moxielogic.com>
3277 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3278 nop padding in order to maintain alignment of storage location of
3279 target function address.
3280 (moxie_trampoline_init): Store target function address at newly
3282 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3284 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3286 2010-02-03 Richard Guenther <rguenther@suse.de>
3289 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3291 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3293 * config.gcc: Reenable check for obsolete targets.
3294 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3295 mips-sgi-irix6.[0-4]*.
3297 2010-02-02 Nick Clifton <nickc@redhat.com>
3299 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3300 constant size of 4 as being the same as 0.
3301 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3302 can take values in the range 0..4.
3304 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3307 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3308 as _darwin10_Unwind_FindEnclosingFunction().
3309 * libgcc-libsystem.ver: New.
3311 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3314 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3315 implicitly set registers.
3317 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3319 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3320 (arm_override_options): Allow automatic selection of the thread
3321 pointer register if thumb2.
3322 (legitimize_pic_address): Improve code sequences for Thumb2.
3323 (arm_call_tls_get_addr): Likewise.
3324 (legitimize_tls_address): Likewise.
3325 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3326 (pic_load_addr_32bit): ... this. New named pattern.
3327 * thumb2.md (pic_load_addr_thumb2): Delete.
3328 (pic_load_dot_plus_four): Delete.
3329 (tls_load_dot_plus_four): New named pattern.
3331 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3334 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3335 Document fix for TLS bug.
3337 2010-01-31 Richard Guenther <rguenther@suse.de>
3339 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3340 conservatively correct.
3342 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3346 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3348 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3350 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3352 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3354 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3356 * config.gcc: Adjust order of makefile fragments for mingw targets.
3358 2010-01-31 Richard Guenther <rguenther@suse.de>
3361 * gimplify.c (gimplify_init_constructor): For volatile LHS
3362 initialize a temporary.
3364 2010-01-31 Matthias Klose <doko@ubuntu.com>
3366 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3368 * configure: Regenerate.
3370 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3372 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3373 the same alias set and their sizes different constantness.
3374 (aliasing_component_refs_p): Revert 2009-10-24 change.
3376 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3378 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3381 2010-01-29 Richard Guenther <rguenther@suse.de>
3383 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3384 Assert we successfully updated the call.
3386 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3388 PR rtl-optimization/42889
3389 * df.h (df_set_bb_dirty_nonlr): New prototype.
3390 * df-core.c (df_set_bb_dirty_nonlr): New function.
3391 * df-scan.c (df_insn_rescan): Call it instead of
3392 df_set_bb_dirty for DEBUG_INSNs.
3394 2010-01-29 Richard Guenther <rguenther@suse.de>
3397 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3398 quadratic behavior in most cases.
3400 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3403 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3404 in the call to gen_x86_movsicc_0_m1.
3406 2010-01-28 Richard Guenther <rguenther@suse.de>
3408 PR tree-optimization/42871
3409 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3411 2010-01-28 Richard Guenther <rguenther@suse.de>
3413 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3414 into call arguments.
3416 2010-01-28 Richard Guenther <rguenther@suse.de>
3419 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3420 the forwarder if the destination is an EH landing pad.
3422 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3424 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3425 block list passed to gimple_duplicate_sese_tail.
3426 (parallelize_loops): Avoid parallelization when the function
3428 Avoid parallelization when the preheader is IRREDUCIBLE.
3429 Try to optimize when estimated_loop_iterations_int is unresolved.
3430 Add the loop's location to the dump file.
3431 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3432 (gimple_duplicate_sese_tail): Remove the check for the latch.
3433 Redirect nexits to the exit block.
3434 Remove handling of the incoming edges to the latch.
3435 Redirect the backedge from the copied latch to the exit bb.
3437 2010-01-28 Michael Matz <matz@suse.de>
3440 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3441 Wrap force_reg into a sequence, emit it before user.
3443 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3445 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3447 (arm_legacy_rev): Likewise.
3448 (thumb_legacy_rev): Likewise.
3450 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3452 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3453 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3454 on MEM's address failed, try avoid_constant_pool_reference and
3455 recurse if it returned something different.
3456 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3457 address, try avoid_constant_pool_reference and recurse if it
3458 returned something different.
3459 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3460 address and avoid_constant_pool_reference returned something
3461 different, don't set have_address.
3463 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3466 * var-tracking.c (val_store): Add modified argument, obey it.
3468 (count_uses): Move down logging of main.
3469 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3470 don't need resolution.
3471 (emit_notes_in_bb): Likewise.
3473 2010-01-27 Richard Guenther <rguenther@suse.de>
3476 * tree-inline.c (remap_decl): Delay remapping of SSA name
3477 default definitions until we need them.
3479 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3481 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3482 (rs6000_delegitimize_address): New function.
3484 * config/s390/s390.c (s390_delegitimize_address): Call
3485 delegitimize_mem_from_attrs.
3488 * tree-inline.c (cannot_copy_type_1): Removed.
3489 (copy_forbidden): Don't forbid copying of functions containing
3490 records/unions with variable length fields.
3492 2010-01-27 Christian Bruel <christian.bruel@st.com>
3496 * config/sh/sh.c (find_barrier): Increase length for non delayed
3497 conditional branches.
3499 2010-01-27 Matthias Klose <doko@ubuntu.com>
3501 * configure.ac (gnu-unique-object): Fix ldd version check.
3502 * configure: Regenerate.
3504 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3506 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3508 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3509 Test for HAVE_GNU_AS value.
3511 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3513 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3514 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3515 INT64_TYPE): Define.
3516 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3517 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3518 INT_LEAST64_TYPE): Define.
3519 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3520 UINT_LEAST64_TYPE): Define.
3521 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3522 INT_FAST64_TYPE): Define.
3523 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3524 UINT_FAST64_TYPE): Define.
3525 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3526 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3527 (SIG_ATOMIC_TYPE): Define.
3529 2010-01-26 Richard Guenther <rguenther@suse.de>
3531 * df-scan.c (df_scan_set_bb_info): Remove assert.
3532 (df_insn_rescan_debug_internal): Merge asserts.
3533 (df_install_ref): Likewise.
3534 (df_mark_reg): Use bitmap_set_range.
3535 (df_hard_reg_used_p): Remove assert.
3536 (df_hard_reg_used_count): Likewise.
3538 2010-01-26 Richard Guenther <rguenther@suse.de>
3540 PR rtl-optimization/42685
3541 * web.c (web_main): Ignore DEBUG_INSNs.
3543 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3545 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3547 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3548 Fix types of fndecl and arglist parameters.
3550 2010-01-26 Richard Guenther <rguenther@suse.de>
3553 * tree-eh.c (unsplit_eh): Skip debug insns.
3555 2010-01-26 Richard Guenther <rguenther@suse.de>
3557 PR tree-optimization/42250
3558 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3560 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3563 * omp-low.c (expand_omp_sections): Only use single_pred if
3564 l2_bb is single_pred_p.
3566 2010-01-25 Christian Bruel <christian.bruel@st.com>
3569 * config/sh/sh.c (find_barrier): Increase length for non delayed
3570 conditional branches.
3571 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3573 2010-01-24 David S. Miller <davem@davemloft.net>
3575 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3576 define if not using GAS.
3577 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3578 Likewise. Delete SECTION_MERGE code, which is only applicable
3581 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3584 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3585 mangling of va_list in system headers.
3587 2010-01-23 Toon Moene <toon@moene.org>
3589 * tree-predcom.c (combine_chains): Return NULL, not false.
3591 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3593 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3594 initialization of variable res to agree with return type.
3596 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3598 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3599 * tree-sra.c: Add include of expr.h.
3601 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3603 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3604 insert the debug stmt on the single non-EH edge from the stmt.
3606 2010-01-22 Richard Henderson <rth@redhat.com>
3609 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3610 the RHS until after generate_subtree_copies has insertted its
3611 code before the current statement.
3613 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3615 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3617 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3619 2010-01-21 Martin Jambor <mjambor@suse.cz>
3621 PR tree-optimization/42585
3622 * tree-sra.c (struct access): New field grp_total_scalarization.
3623 (dump_access): Dump the new field.
3624 (should_scalarize_away_bitmap): New variable.
3625 (cannot_scalarize_away_bitmap): Likewise.
3626 (sra_initialize): Allocate new bitmaps.
3627 (sra_deinitialize): Free new bitmaps.
3628 (create_access_1): New function.
3629 (create_access): Parts moved to create_access_1.
3630 (type_consists_of_records_p): New function.
3631 (completely_scalarize_record): Likewise.
3632 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3633 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3634 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3636 (analyze_all_variable_accesses): Completely scalarize small eligible
3639 2010-01-21 Martin Jambor <mjambor@suse.cz>
3641 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3643 2010-01-21 Andrew Haley <aph@redhat.com>
3645 * gcc.c (process_command): Move lang_specific_driver before
3646 setting cc_libexec_prefix.
3648 2010-01-21 Richard Guenther <rguenther@suse.de>
3651 * fold-const.c (negate_expr_p): Pretend only negative
3652 real constants are easily negatable.
3654 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3655 Jason Merrill <jason@redhat.com>
3657 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3658 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3659 * calls.c (initialize argument_information): Handle it.
3660 * c-common.c (handle_transparent_union_attribute): Use new name.
3661 * c-decl.c (finish_struct): Ditto.
3662 * c-typeck.c (type_lists_compatible_p): Ditto.
3663 (convert_for_assignment): Use new name and also handle record.
3664 * function.c (aggregate_value_p): Handle it.
3665 (pass_by_reference): Ditto.
3666 (assign_parm_data_types): Ditto.
3667 * print-tree.c (print_node): Ditto.
3668 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3669 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3670 * tree.c (first_field): New fn.
3672 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3675 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3676 even when linking statically, for now.
3678 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3681 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3682 without a cselib val.
3683 (count_uses): Accept MO_VAL_SET with no val on stores.
3684 (add_stores): Likewise.
3686 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3688 * var-tracking.c (check_value_val): Add a compile time assertion.
3689 (dv_is_decl_p): Simplify.
3690 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3691 gcc_assert if ENABLE_CHECKING.
3693 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3696 * var-tracking.c: Include tree-flow.h.
3697 (mem_dies_at_call): New.
3698 (dataflow_set_preserve_mem_locs): Use it.
3699 (dataflow_set_remove_mem_locs): Likewise.
3700 (dump_var): Renamed from dump_variable. Adjust all callers.
3701 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3702 * Makefile.in (var-tracking.o): Adjust deps.
3704 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3706 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3708 2010-01-20 Richard Guenther <rguenther@suse.de>
3710 PR tree-optimization/42717
3711 * tree-ssa-dce.c (get_live_post_dom): Remove.
3712 (forward_edge_to_pdom): Take an arbitrary edge to copy
3713 degenerate PHI args from.
3714 (remove_dead_stmt): Use the first post-dominator even if it
3715 does not contain live statements as redirection destination.
3717 2010-01-20 Richard Guenther <rguenther@suse.de>
3719 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3721 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3723 * sel-sched.c (create_speculation_check): Remove set but not used
3725 (try_transformation_cache): Remove set but not used variable ds.
3726 (calculate_privileged_insns): Remove set but not used variables
3727 cur_insn and min_spec_insn.
3728 (find_best_expr): Remove set but not used variable avail_n.
3729 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3731 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3733 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3734 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3737 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3740 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3741 cpu types. Add support for *-sse3 cpu types.
3742 (x86_64-*-*): Ditto.
3744 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3747 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3748 argument, call initializer_constant_valid_p_1 instead of
3749 initializer_constant_valid_p, pass CACHE to it, return NULL
3750 immediately if first call returns NULL.
3751 (initializer_constant_valid_p_1): New function.
3752 (initializer_constant_valid_p): Use it.
3754 2010-01-20 Thomas Quinot <quinot@adacore.com>
3756 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3758 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3760 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3761 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3762 (loc_list_from_tree): Don't handle unsigned division. Handle
3763 signed modulo using DW_OP_{over,over,div,mul,minus}.
3764 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3765 modulo instead of signed.
3767 2010-01-20 DJ Delorie <dj@redhat.com>
3769 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3771 (h8300_emit_stack_adjustment): Propogate it.
3773 (h8300_expand_prologue): Likewise.
3774 (h8300_expand_epilogue): Likewise.
3776 2010-01-19 Michael Matz <matz@suse.de>
3778 PR tree-optimization/41783
3779 * tree-data-ref.c (toplevel): Include flags.h.
3780 (dump_data_dependence_relation): Also dump the inputs if the
3781 result will be unknown.
3782 (split_constant_offset_1): Look through some conversions.
3783 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3784 the offset from last element is too large.
3785 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3786 (reassociate_to_the_same_stmt): Handle vector registers.
3787 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3789 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3790 wide_prolog_niters argument, emit widening instructions.
3791 (vect_do_peeling_for_alignment): Adjust caller, use widened
3792 variant of the iteration cound.
3793 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3795 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3798 * config/arm/neon-testgen.m (emit_automatics): New parameter
3799 features. Adjust for Fixed_return_reg feature.
3800 (test_intrinsic): Call emit_automatics with new feature.
3801 * config/arm/neon.ml: Update copyright years.
3802 (features): New Fixed_return_reg feature.
3803 (ops): Update feature for Vget_low.
3805 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3807 PR tree-optimization/42719
3808 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3812 * fwprop.c (all_uses_available_at): Return false if def_set dest
3813 is a REG that is used in def_insn.
3815 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3817 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3819 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3822 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3824 * target.h (struct gcc_target) <secondary_reload>: Change type
3825 of last argument to secondary_reload_info *.
3827 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3830 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3831 memory references with unaligned offsets. Remove CQImode handling.
3832 (unaligned_memory_operand): Return 1 for memory references with
3833 unaligned offsets. Remove CQImode handling.
3835 2010-01-18 Richard Guenther <rguenther@suse.de>
3838 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3841 2010-01-18 Richard Guenther <rguenther@suse.de>
3843 PR tree-optimization/42781
3844 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3845 restrict processing only if the original variable was artificial.
3847 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3849 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3850 find number of popped argument bytes.
3852 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3853 Fix the text that describes the return value for invalid insns.
3855 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3857 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3858 Clarify what 'cost of the -dependence' is. Fix quoting.
3860 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3861 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3863 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3865 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3866 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3868 2010-01-17 Richard Guenther <rguenther@suse.de>
3871 * function.c (split_complex_args): Take a VEC to modify.
3872 (assign_parms_augmented_arg_list): Build a VEC instead of
3873 a chain of PARM_DECLs.
3874 (assign_parms_unsplit_complex): Take a VEC of arguments.
3875 Do not fixup unmodified parms.
3876 (assign_parms): Deal with the VEC.
3877 (gimplify_parameters): Likewise.
3879 2010-01-17 Richard Guenther <rguenther@suse.de>
3881 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3882 node existence check.
3883 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3884 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3885 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3886 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3887 (gimple_execute_on_growing_pred): Likewise.
3889 2010-01-17 Richard Guenther <rguenther@suse.de>
3891 PR tree-optimization/42773
3892 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3893 (compute_antic_aux): Likewise.
3894 (compute_partial_antic_aux): Likewise.
3896 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3899 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3902 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3904 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3907 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3908 Fix markup for strict argument.
3910 (TARGET_SCHED_REORDER2): Fix argument types.
3912 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3913 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3915 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3916 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3918 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3921 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3922 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3923 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3924 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3925 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3927 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3929 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3931 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3932 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3934 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3936 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3939 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3941 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3942 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3944 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3946 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3948 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3949 referring to it. Fix language.
3951 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3953 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3955 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3957 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3959 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3960 '@var{stream}. Remove stray 'and'.
3962 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3964 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3966 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3968 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3969 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3971 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3972 Fix description of return value.
3973 Rename argument "sz" to "len."
3975 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3976 Clarify meaning of 'true' return value.
3978 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3980 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3981 rep_mode versus mode_rep.
3983 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3985 (TARGET_BUILTIN_DECL): Fix name.
3987 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3989 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3991 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3993 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3995 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3997 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4000 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4001 Rename argument tm_fn to md_fn.
4003 (TARGET_OPTION_PRINT): Fix argument list.
4005 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4008 * config/i386/i386.c (ix86_fixup_binary_operands):
4009 Revert FMA4 fixup of operands.
4011 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4014 * Makefile.in (write_entries_to_file, install-plugin):
4015 Use \012 instead of \n with tr.
4017 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4019 * configure.ac (HAVE_AS_REF): New C macro.
4020 * configure: Regenerate.
4021 * config.in: Likewise.
4022 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4024 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4027 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4029 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4031 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4033 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4035 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4037 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4039 (TARGET_BINDS_LOCAL_P): Fix argument type.
4041 (TARGET_ASM_FILE_END): Use prototype.
4043 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4045 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4047 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4049 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4051 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4052 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4054 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4055 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4057 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4058 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4059 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4060 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4062 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4064 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4066 (TARGET_INIT_BUILTINS): Use prototype.
4068 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4069 Put 'const char *' in braces. Fix parameter types.
4070 (TARGET_INVALID_CONVERSION): Fix parameter types.
4071 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4072 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4074 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4077 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4079 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4081 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4083 * doc/tm.texi (TARGET_HELP): Fix return type.
4085 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4086 in braces. Fix argument types.
4088 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4090 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4092 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4094 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4095 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4097 (TARGET_MANGLE_TYPE): Fix argument types.
4099 (TARGET_IRA_COVER_CLASSES): Use prototype.
4101 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4103 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4105 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4107 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4109 (TARGET_CALLEE_COPIES): Fix argument types.
4111 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4113 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4115 (TARGET_FUNCTION_VALUE): Fix argument types.
4117 (TARGET_RETURN_IN_MSB): Fix argument type.
4119 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4121 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4123 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4125 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4126 agree with return type.
4128 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4130 2010-01-15 Jing Yu <jingyu@google.com>
4132 PR rtl-optimization/42691
4133 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4134 a pseudo to a constant and are merged, and adjust comments.
4136 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4138 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4140 2010-01-15 Richard Guenther <rguenther@suse.de>
4143 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4144 labels of computed or non-local gotos to the destination.
4145 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4146 landing pad label is the first label.
4148 2010-01-15 Richard Guenther <rguenther@suse.de>
4150 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4152 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4155 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4156 to allow generation of the xssqrtdp instruction on power7.
4157 (sqrtdf2_fpr): Ditto.
4159 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4162 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4163 functions with noreturn attribute.
4166 * varasm.c (declare_weak): Add weak attribute to decl if it
4167 doesn't have one already.
4168 (assemble_external): Only add decls to weak_decls if they also
4169 have weak attribute.
4171 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4173 * var-tracking.c (var_reg_delete): Don't delete the association
4174 between REGs and values or one-part variables if the register
4177 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4180 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4181 because its first operand is a non-localized variable.
4183 2010-01-14 Martin Jambor <mjambor@suse.cz>
4185 PR tree-optimization/42706
4186 * tree-sra.c (encountered_recursive_call): New variable.
4187 (encountered_unchangable_recursive_call): Likewise.
4188 (sra_initialize): Initialize both new variables.
4189 (callsite_has_enough_arguments_p): New function.
4190 (scan_function): Call decl and flags check only for IPA-SRA, check
4191 whether there is a recursive call and whether it has enough arguments.
4192 (all_callers_have_enough_arguments_p): New function.
4193 (convert_callers): Look for recursive calls only when
4194 encountered_recursive_call is set.
4195 (ipa_early_sra): Bail out either if
4196 !all_callers_have_enough_arguments_p or
4197 encountered_unchangable_recursive_call.
4199 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4201 * sel-sched.c: Add 2010 to copyright years.
4202 * sel-sched-ir.c: Likewise.
4203 * sel-sched-ir.h: Likewise.
4205 2010-01-14 Martin Jambor <mjambor@suse.cz>
4207 PR tree-optimization/42714
4208 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4209 constructors specially.
4211 2010-01-14 Andi Kleen <ak@linux.intel.com>
4213 * config/i386/drivers-i386.c (detect_caches_intel):
4214 Add l2sizekb parameter and fill in.
4215 (host_detect_local_cpu): Add l2sizekb, fill in.
4216 Add Atom small cache heuristic.
4218 2010-01-14 Andi Kleen <ak@linux.intel.com>
4220 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4221 Add level3 parameter and fill in.
4222 (detect_caches_intel): Handle level3 cache.
4224 2010-01-14 Andi Kleen <ak@linux.intel.com>
4226 * config/i386/drivers-i386.c (host_detect_local_cpu):
4227 Fix core duo detection.
4229 2010-01-14 Andi Kleen <ak@linux.intel.com>
4231 * config/i386/drivers-i386.c (host_detect_local_cpu):
4234 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4236 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4237 (rs6000_variable_issue_1): this. Use...
4238 (rs6000_variable_issue): here. Reimplement. Print debug info.
4240 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4242 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4243 sel_restore_notes. Update all callers. Call reemit_notes
4246 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4248 PR rtl-optimization/42246
4249 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4252 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4254 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4255 all successors is the same as number of successors in current region.
4257 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4259 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4260 to rename is not separable. Otherwise check that its LHS is not NULL.
4262 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4264 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4266 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4268 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4269 available registers when failed to discover LHS register class.
4270 Fix indentation. Update comment.
4272 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4273 Alexander Monakov <amonakov@ispras.ru>
4275 PR rtl-optimization/42389
4276 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4278 (advance_state_on_fence): Likewise.
4279 (sel_target_adjust_priority): Print debug output only when
4280 sched_verbose >= 4, not 2.
4281 (get_expr_cost): Do not issue all unique insns on the next cycle.
4282 (fill_insns): Initialize can_issue_more from the value saved
4284 * sel-sched-ir.c (flist_add): New parameter issue_more.
4285 Init FENCE_ISSUE_MORE with it.
4286 (merge_fences): Likewise.
4287 (init_fences): Update call to flist_add.
4288 (add_to_fences, add_clean_fence_to_fences)
4289 (add_dirty_fence_to_fences): Likewise.
4290 (move_fence_to_fences): Update call to merge_fences.
4291 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4293 * sel-sched-ir.h (struct _fence): New field issue_more.
4294 (FENCE_ISSUE_MORE): New accessor macro.
4296 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4298 PR rtl-optimization/42388
4299 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4300 that have no predecessors nor successors. Do not call move_bb_info
4301 for empty blocks outside of current region.
4303 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4305 PR rtl-optimization/42294
4306 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4307 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4308 originators' originators.
4310 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4312 PR rtl-optimization/39453
4313 PR rtl-optimization/42246
4314 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4316 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4318 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4319 Alexander Monakov <amonakov@ispras.ru>
4322 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4323 (maybe_tidy_empty_bb): ... here. Make static. Add new
4324 argument. Update all callers.
4325 (tidy_control_flow): ... and here. Recompute topological order
4326 of basic blocks in region if necessary.
4327 (sel_redirect_edge_and_branch): Change return type. Return true
4328 if topological order might have been invalidated.
4329 (purge_empty_blocks): Export and move from...
4330 * sel-sched.c (purge_empty_blocks): ... here.
4331 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4332 (maybe_tidy_empty_bb): Delete prototype.
4333 (purge_empty_blocks): Declare.
4335 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4337 PR rtl-optimization/42249
4338 * sel-sched.c (try_replace_dest_reg): When chosen register
4339 and original register is the same, do not bail out early, but
4340 still check all original insns for validity of replacing destination
4341 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4344 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4347 Port from no-undefined-overflow branch:
4348 2009-03-09 Richard Guenther <rguenther@suse.de>
4350 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4352 2010-01-14 Richard Guenther <rguenther@suse.de>
4355 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4357 2010-01-14 Ira Rosen <irar@il.ibm.com>
4359 PR tree-optimization/42709
4360 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4361 as scalar type in creation of constant vector operand.
4363 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4366 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4367 (check-parallel-%): Match `testsuite' directory component only
4370 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4372 PR translation/39521
4373 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4376 2010-01-13 Richard Guenther <rguenther@suse.de>
4378 PR tree-optimization/42730
4379 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4382 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4385 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4386 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4389 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4391 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4392 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4393 ___umulsi3_highpart.
4395 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4396 rather than schedule_insns if the pass is enabled.
4398 2010-01-13 Martin Jambor <mjambor@suse.cz>
4400 PR tree-optimization/42704
4401 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4404 2010-01-13 Martin Jambor <mjambor@suse.cz>
4406 PR tree-optimization/42703
4407 * tree-sra.c (analyze_access_subtree): Check that we can build a
4408 reference to the original data within the aggregate.
4410 2010-01-13 Richard Guenther <rguenther@suse.de>
4412 PR tree-optimization/42705
4413 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4415 2010-01-13 Richard Guenther <rguenther@suse.de>
4418 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4420 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4423 * var-tracking.c (values_to_unmark): New variable.
4424 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4425 values_to_unmark vector. Moved body to...
4426 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4427 instead queue it into values_to_unmark vector.
4428 (vt_find_locations): Free values_to_unmark vector.
4430 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4432 * config/s390/s390.c (override_options): Set
4433 default of max-pending-list-length to 256
4435 2010-01-13 Richard Guenther <rguenther@suse.de>
4438 * tree-pass.h (PROP_gimple_lcx): New.
4439 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4440 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4441 before the final cleanup_eh.
4442 (dump_properties): Dump PROP_gimple_lcx.
4443 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4444 (tree_lower_complex_O0): Remove.
4445 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4446 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4447 tree_lower_complex, schedule TODO_update_ssa.
4448 * lto-streamer-out.c (output_function): Stream the functions
4450 * lto-streamer-in.c (input_function): Likewise.
4451 (lto_read_body): Do not override them here.
4453 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4456 * c-typeck.c (build_c_cast): Fold value cast to union type before
4457 wrapping it in a CONSTRUCTOR.
4459 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4461 PR rtl-optimization/42699
4462 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4465 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4467 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4468 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4469 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4470 SUBTARGET_WARN_UNUSED_SPEC): ... here
4471 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4473 2010-01-12 Julian Brown <julian@codesourcery.com>
4475 * config/arm/neon-schedgen.ml (Utils): Don't try to
4476 open missing module.
4477 (find_with_result): New.
4479 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4482 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4483 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4485 PR tree-optimization/42645
4486 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4487 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4488 decl_map, set processing_debug_stmt to -1 and return name without
4491 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4493 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4494 binutils version, and reword target configuration description.
4496 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4498 * config/avr/avr.h (LINKER_NAME): Remove.
4500 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4503 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4504 that support VSX, warn for -mno-altivec if vsx is not disabled,
4507 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4508 Shujing Zhao <pearly.zhao@oracle.com>
4510 PR translation/42469
4511 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4512 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4513 character between option name and help text.
4514 * c.opt (imultilib): Likewise.
4516 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4518 * lto-streamer-out.c (output_unreferenced_globals): Output static
4521 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4523 PR rtl-optimization/42621
4524 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4525 optimizing for size.
4526 (duplicate_computed_gotos): Remove now-redundant check.
4528 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4531 * configure.ac: Save and restore LDFLAGS and LIBS
4532 * configure: Regenerate.
4534 2010-01-10 Richard Guenther <rguenther@suse.de>
4537 * builtins.c (fold_builtin_strlen): Add type argument and
4538 convert the resulting length to it.
4539 (fold_builtin_1): Adjust.
4541 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4543 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4544 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4546 (num_insns_constant_wide): Adjust for that change.
4548 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4551 * web.c (union_defs): Add used argument, to combine uses of
4553 (entry_register): Adjust type and tests of used argument.
4554 (web_main): Widen used for new use. Pass it to union_defs.
4555 * df.h (union_defs): Adjust prototype.
4557 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4560 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4561 uses in new incoming argument. Free body.
4562 (reset_debug_uses_in_loop): New.
4563 (analyze_insn_to_expand_var): Call the latter if the former found
4564 anything. Fix whitespace. Reject invalid dest overlaps before
4565 going through all insns in the loop.
4567 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4570 * haifa-sched.c (dying_use_p): Debug insns don't count.
4572 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4575 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4576 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4577 (verify_gimple_call): Reject LHS in noreturn calls.
4579 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4583 * tree-vect-loop-manip.c (adjust_info): New type.
4584 (adjust_vec): New pointer to vector.
4585 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4586 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4587 (slpeel_update_phis_for_duplicate_loop): Use them.
4588 (slpeel_update_phi_nodes_for_guard1): Likewise.
4589 (slpeel_update_phi_nodes_for_guard2): Likewise.
4590 (slpeel_tree_peel_loop_to_edge): Likewise.
4591 (vect_update_ivs_after_vectorizer): Likewise.
4593 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4595 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4596 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4598 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4600 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4601 bogus uninitialized warning.
4603 2010-01-09 Richard Guenther <rguenther@suse.de>
4606 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4607 the evolution is compatible with the initial condition.
4609 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4611 * gcc.c (process_command): Update copyright notice dates.
4612 * gcov.c (print_version): Likewise.
4613 * gcov-dump.c (print_version): Likewise.
4614 * mips-tfile.c (main): Likewise.
4615 * mips-tdump.c (main): Likewise.
4617 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4620 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4622 (rotlhi3_8): Delete.
4624 (rotlsi3_8): Delete.
4625 (rotlsi3_16): Delete.
4626 (rotlsi3_24): Delete.
4628 (*rotw<mode>3): New.
4629 (*rotb<mode>3): New.
4630 * config/avr/avr.c (avr_rotate_bytes): New function.
4631 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4633 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4636 * configure.ac: Modify -rdynamic check.
4637 * configure: Regenerate.
4639 2010-01-08 DJ Delorie <dj@redhat.com>
4641 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4642 register popping order.
4644 2010-01-08 Richard Guenther <rguenther@suse.de>
4647 * c.opt (fsigned-char): Also let LTO handle this option.
4648 (funsigned-char): Likewise.
4650 2010-01-07 Richard Guenther <rguenther@suse.de>
4652 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4653 (gimple_op): Likewise.
4654 (gimple_op_ptr): Likewise.
4655 (gimple_assign_set_lhs): Remove gcc_assert.
4656 (gimple_assign_set_rhs1): Likewise.
4657 (gimple_assign_set_rhs2): Likewise.
4658 (gimple_call_set_lhs): Likewise.
4659 (gimple_call_set_fn): Likewise.
4660 (gimple_call_set_fndecl): Likewise.
4661 (gimple_call_fndecl): Likewise.
4662 (gimple_call_return_type): Likewise.
4663 (gimple_call_set_chain): Likewise.
4664 (gimple_call_num_args): Likewise.
4665 (gimple_call_set_arg): Likewise.
4666 (gimple_cond_set_code): Likewise.
4667 (gimple_cond_set_lhs): Likewise.
4668 (gimple_cond_set_rhs): Likewise.
4669 (gimple_cond_set_true_label): Likewise.
4670 (gimple_cond_set_false_label): Likewise.
4671 (gimple_label_set_label): Likewise.
4672 (gimple_goto_set_dest): Likewise.
4673 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4674 (gimple_debug_bind_get_value): Likewise.
4675 (gimple_debug_bind_get_value_ptr): Likewise.
4676 (gimple_debug_bind_set_var): Likewise.
4677 (gimple_debug_bind_set_value): Likewise.
4678 (gimple_debug_bind_reset_value): Likewise.
4679 (gimple_debug_bind_has_value_p): Likewise.
4680 (gimple_return_retval_ptr): Remove gcc_assert.
4681 (gimple_return_retval): Likewise.
4682 (gimple_return_set_retval): Likewise.
4683 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4684 (safe_referenced_var_iterator): Remove.
4685 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4686 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4687 (fill_referenced_var_vec): Remove.
4688 (first_readonly_imm_use): Remove redundant gcc_assert.
4689 (phi_arg_index_from_use): Combine gcc_asserts.
4690 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4691 (first_imm_use_stmt): Remove redundant gcc_assert.
4692 * tree-cfg.c (verify_gimple_call): Verify function and chain
4693 operands. Verify arguments.
4694 (verify_types_in_gimple_stmt): Verify condition code and labels.
4696 2010-01-07 Richard Guenther <rguenther@suse.de>
4698 PR tree-optimization/42641
4699 * sese.c (rename_map_elt_info): Use the SSA name version, do
4702 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4704 PR tree-optimization/42625
4705 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4706 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4708 2010-01-07 Duncan Sands <baldrick@free.fr>
4710 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4712 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4715 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4716 note itself is not function_invariant_p.
4718 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4720 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4721 Do not add the DF_NOTE problem.
4722 * store-motion.c (execute_rtl_store_motion): Likewise.
4724 2010-01-07 Martin Jambor <mjambor@suse.cz>
4726 PR tree-optimization/42157
4727 * tree-sra.c (compare_access_positions): Stabilize sort if both
4728 accesses have integer types, return zero immediately if they are the
4731 2010-01-06 Richard Henderson <rth@redhat.com>
4734 * haifa-sched.c (add_to_note_list): Merge into ...
4735 (concat_note_lists): ... here, and ...
4736 (unlink_other_notes, rm_other_notes): Merge into...
4737 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4738 NOTE_INSN_EPILOGUE_BEG.
4740 2010-01-06 Richard Guenther <rguenther@suse.de>
4742 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4743 not inline regular functions into always-inline functions.
4745 2010-01-06 Nick Clifton <nickc@redhat.com>
4747 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4748 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4750 (OVERRIDE_OPTIONS): Delete.
4751 (OPTIMIZATION_OPTIONS): Define.
4752 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4753 * config/rx/rx.c (rx_handle_option): Issue an error message if
4754 -mcpu=rx200 and -fpu are used together.
4755 (rx_set_optimization_options): New function. Issue an error
4756 message if an optimization attribute attempts to reset the FPU/
4757 math optimization pairing.
4758 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4759 * config/rx/rx.opt: Set the default to 32-bit doubles.
4760 * config/rx/t-rx: Add multilibs for -nofpu option.
4761 * doc/invoke.texi: Update documentation of RX options.
4763 2010-01-06 Richard Guenther <rguenther@suse.de>
4765 * tree-ssa-pre.c (name_to_id): New global.
4766 (alloc_expression_id): Simplify SSA name handling.
4767 (lookup_expression_id): Likewise.
4768 (init_pre): Zero name_to_id.
4769 (fini_pre): Free it.
4771 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4773 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4775 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4778 * config/i386/sse.md (smaxv2di3): New.
4779 (umaxv2di3): Likewise.
4780 (sminv2di3): Likewise.
4781 (uminv2di3): Likewise.
4783 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4786 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4787 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4788 (legitimize_tls_address): Likewise.
4789 (sparc_tls_referenced_p): Likewise.
4790 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4791 and adjust calls to legitimize_pic_address.
4792 (legitimate_constant_p) Use sparc_tls_referenced_p.
4793 (legitimate_pic_operand_p): Likewise.
4794 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4795 (sparc_tls_symbol_ref_1): Delete.
4796 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4797 (legitimize_tls_address): Make static, handle CONST patterns.
4798 (legitimize_pic_address): Make static, remove unused parameter and
4799 adjust recursive calls.
4800 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4801 and adjust call to legitimize_pic_address.
4802 (sparc_output_mi_thunk): Likewise.
4804 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4805 H.J. Lu <hongjiu.lu@intel.com>
4808 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4809 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4810 operands to make them signed.
4813 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4816 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4817 GTU to GT for V4SI and V2DI.
4819 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4820 (umin<mode>3): Removed.
4822 (uminv4si3): Likewise.
4824 2010-01-05 Martin Jambor <mjambor@suse.cz>
4826 PR tree-optimization/42462
4827 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4828 current_function_decl to helper functions and macros.
4830 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4833 * flags.h: Don't include real.h.
4834 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4835 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4836 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4837 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4838 * dominance.c: Update copyright.
4839 * gimple.c (walk_gimple_op): Remove inline.
4840 * tree-ssa-reassoc.c: Include real.h.
4841 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4842 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4844 2010-01-05 Nick Clifton <nickc@redhat.com>
4846 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4847 register to push into the stack frame when the accumulator has to
4848 be saved during interrupts.
4850 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4852 * doc/invoke.texi: Remove the documentation about option
4854 * common.opt (Wunreachable-code): Preserved for backward
4856 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4857 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4858 the backward compatibility flag section.
4860 2010-01-05 Richard Guenther <rguenther@suse.de>
4862 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4864 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4867 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4869 PR tree-optimization/42508
4870 * tree-sra.c (convert_callers): Check for recursive call
4871 by comparing cgraph nodes instead of decls.
4872 (modify_function): Call ipa_modify_formal_parameters also
4873 on all same_body aliases.
4875 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4876 cgraph nodes when checking for same_body aliases.
4878 2010-01-05 Richard Guenther <rguenther@suse.de>
4880 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4881 allocation and lookup.
4882 (get_or_alloc_expr_for_constant): Likewise.
4883 (phi_translate): Sink allocation.
4885 2010-01-04 Richard Guenther <rguenther@suse.de>
4887 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4888 a new entry only if needed.
4889 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4890 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4892 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4894 (phi_translate): Handle CONSTANTs early.
4896 2010-01-04 Martin Jambor <mjambor@suse.cz>
4898 PR tree-optimization/42398
4899 * tree-sra.c (struct access): Removed flag grp_different_types.
4900 (dump_access): Do not dump the removed flag.
4901 (sort_and_splice_var_accesses): Do not set the removed flag.
4902 (sra_modify_expr): Check for type compatibility directly.
4904 2010-01-04 Martin Jambor <mjambor@suse.cz>
4906 PR tree-optimization/42366
4907 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4908 edges with variable number of parameters.
4909 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4910 flag instead of asserting it.
4911 (ipa_read_node_info): Read uses_analysis_done flag.
4913 2010-01-04 Richard Guenther <rguenther@suse.de>
4915 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4916 iterative_hash_* as intended.
4917 (vn_reference_compute_hash): Likewise. Simplify hashing
4919 (vn_reference_lookup_2): Likewise.
4920 (vn_nary_op_compute_hash): Likewise.
4921 (vn_phi_compute_hash): Likewise.
4922 (expressions_equal_p): Remove strange code.
4923 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4924 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4925 (bitmap_insert_into_set_1): Take value-id as parameter.
4926 (add_to_value): Pass it.
4927 (bitmap_insert_into_set): Likewise.
4928 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4930 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4933 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4934 (do_self_spec): For switches with SWITCH_IGNORE set set also
4935 SWITCH_IGNORE_PERMANENTLY.
4936 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4939 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4941 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4942 tree of an unreferenced global var.
4944 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4947 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4948 GTU to GT for V4SI and V2DI.
4950 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4951 (umin<mode>3): Removed.
4953 (uminv4si3): Likewise.
4955 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4958 * collect2.c (main): Turn on trace in collect2 if -v is passed
4961 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4963 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4964 description of expression operand.
4966 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4968 * configure.ac: Add install-html to target_list for Make-hooks.
4969 * configure: Regenerate.
4970 * fortran/Make-lang.in (F95_HTMLFILES): New.
4971 (fortran.html): Use it.
4972 (fortran.install-html): New.
4973 * Makefile.in (install-html): Add lang.install-html.
4974 * java/Make-lang.in (JAVA_HTMLFILES): New.
4975 (java.html): Use it.
4976 (java.install-html): New.
4977 * objc/Make-lang.in (objc.install-html): New.
4978 * objcp/Make-lang.in (obj-c++.install-html): New.
4979 * cp/Make-lang.in (c++.install-html): New.
4980 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4981 * lto/Make-lang.in (lto.install-html): New.
4983 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4986 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4988 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4990 PR rtl-optimization/41862
4991 * store-motion.c (store_killed_in_insn, compute_store_table,
4992 remove_reachable_equiv_notes, replace_store_insn,
4993 build_store_vectors): Ignore all DEBUG_INSNs.
4995 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4998 * common.opt: Add dumpdir.
5000 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5002 (option_map): Add --dumpdir.
5004 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5006 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5008 * opts.c (decode_options): Try dump_dir_name first if
5009 dump_base_name isn't an absolute path.
5010 (common_handle_option): Handle OPT_dumpdir.
5012 * toplev.c (dump_dir_name): New.
5013 (print_switch_values): Also ignore -dumpdir.
5015 * toplev.h (dump_dir_name): New.
5017 2010-01-03 Richard Guenther <rguenther@suse.de>
5019 PR tree-optimization/42589
5020 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5021 double-word expansion of bswap32.
5023 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5025 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5026 with BLOCK_FOR_INSN.
5027 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5028 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5029 noce_process_if_block): Likewise.
5030 * gcse.c (compute_local_properties, insert_expr_in_table,
5031 insert_set_in_table, canon_list_insert, find_avail_set,
5032 pre_insert_copy_insn): Likewise.
5034 * basic-block.h (BLOCK_NUM): Move from here...
5035 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5037 2010-01-03 Richard Guenther <rguenther@suse.de>
5039 PR tree-optimization/42438
5040 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5041 contains_may_not_return_call flag.
5042 (BB_MAY_NOTRETURN): New.
5043 (valid_in_sets): Trapping nary operations are not valid
5044 in blocks that may not return.
5045 (insert_into_preds_of_block): Remove check for trapping expressions.
5046 (compute_avail): Compute also BB_MAY_NOTRETURN.
5048 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5050 * doc/invoke.texi: Add 2010 to copyright years.
5052 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5054 * config/sparc/sparc.c: Fix formatting nits.
5056 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5057 Alexander Monakov <amonakov@ispras.ru>
5059 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5061 2010-01-02 Richard Guenther <rguenther@suse.de>
5064 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5065 (simplify_switch_using_ranges): Mark to be removed edges
5068 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5070 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5072 * collect2.c (scan_libraries): Add missing argument in call to
5075 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5078 * config/alpha/predicates.md (aligned_memory_operand): Return false
5080 (unaligned_memory_operand): Return true for CQImode.
5081 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5082 doesn not cross aligned SImode word boundary.
5084 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5086 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5088 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5089 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5091 2010-01-02 Richard Guenther <rguenther@suse.de>
5094 * toplev.c (compile_file): Emit LTO marker properly. Change
5096 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5098 2010-01-01 Richard Guenther <rguenther@suse.de>
5101 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5103 2010-01-01 Richard Guenther <rguenther@suse.de>
5106 * c-decl.c (grokdeclarator): For zero-size arrays force
5107 structural equality checks as layout_type does.
5109 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5111 * builtins.c: Update copyright to 2010.
5113 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5116 * lto-streamer-out.c (produce_asm): Revert the last change.
5117 (copy_function): Likewise.
5119 * lto-streamer.c (lto_get_section_name): Skip any leading
5122 2010-01-01 Richard Guenther <rguenther@suse.de>
5125 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5129 Copyright (C) 2010 Free Software Foundation, Inc.
5131 Copying and distribution of this file, with or without modification,
5132 are permitted in any medium without royalty provided the copyright
5133 notice and this notice are preserved.
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