1 2010-04-07 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4 Propagate constants everywhere.
6 2010-04-07 Jakub Jelinek <jakub@redhat.com>
9 * tree.c (MAX_INT_CACHED_PREC): Define.
10 (nonstandard_integer_type_cache): New array.
11 (build_nonstandard_integer_type): Cache results for precision
12 <= MAX_INT_CACHED_PREC.
14 2010-04-07 Richard Guenther <rguenther@suse.de>
16 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
17 -fargument-noalias-global, -fargument-noalias-anything): Remove.
18 * common.opt: Likewise.
19 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust
21 * alias.c (base_alias_check): Remove flag_argument_noalias
23 (nonoverlapping_memrefs_p): Likewise.
24 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
25 * opts.c (common_handle_option): Handle OPT_fargument_alias,
26 OPT_fargument_noalias, OPT_fargument_noalias_anything and
27 OPT_fargument_noalias_global for backward compatibility.
29 2010-04-07 Richard Guenther <rguenther@suse.de>
31 PR tree-optimization/43270
32 * tree-vrp.c (check_array_ref): Fix flexible array member
34 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
35 * tree-ssa-pre.c (phi_translate_1): Adjust.
36 (fully_constant_expression): Split out vn_reference handling to ...
37 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
38 Fold reads from constant strings.
39 (vn_reference_lookup): Handle fully constant references.
40 (vn_reference_lookup_pieces): Likewise.
41 * Makefile.in (expmed.o-warn): Add -Wno-error.
43 2010-04-07 Martin Jambor <mjambor@suse.cz>
45 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
47 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
50 * gcc.c: Add -static-libstdc++ to list of recognized options.
52 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
54 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to
57 2010-04-07 Richard Guenther <rguenther@suse.de>
60 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with
61 pointer bases build simple mem attributes to retain
62 points-to information.
64 2010-04-07 Richard Guenther <rguenther@suse.de>
67 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
68 preserve points-to related information.
70 2010-04-07 Richard Guenther <rguenther@suse.de>
73 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
74 discard plain indirect references.
75 * fold-const.c (operand_equal_p): Guard against NULL_TREE
77 * tree.c (tree_nop_conversion): Likewise.
79 2010-04-07 Dodji Seketeli <dodji@redhat.com>
82 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
84 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
86 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
87 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
89 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
91 * tree-if-conv.c: Fix indentation and comments.
93 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
95 * tree-if-conv.c: Sort static functions in topological order.
97 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
99 * tree-if-conv.c: Fix indentation and comments.
101 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
104 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
105 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
106 When converting an unsigned type to signed, double its precision.
107 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
108 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
109 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
111 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
114 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
115 POINTER_PLUS_EXPR for pointer types.
117 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
120 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
121 * graphite-clast-to-gimple.c: Include langhooks.h.
122 (max_signed_precision_type): New.
123 (max_precision_type): Takes two types as arguments.
124 (precision_for_value): New.
125 (precision_for_interval): New.
126 (gcc_type_for_interval): New.
127 (gcc_type_for_value): New.
128 (gcc_type_for_clast_term): New.
129 (gcc_type_for_clast_red): New.
130 (gcc_type_for_clast_bin): New.
131 (gcc_type_for_clast_expr): Split up into several functions.
132 (gcc_type_for_clast_eq): Rewritten.
133 (compute_bounds_for_level): New.
134 (compute_type_for_level_1): New.
135 (compute_type_for_level): New.
136 (gcc_type_for_cloog_iv): Removed.
137 (gcc_type_for_iv_of_clast_loop): Rewritten.
138 (graphite_create_new_loop): Compute the lower and upper bound types
139 with gcc_type_for_clast_expr.
140 (graphite_create_new_loop_guard): Same.
141 (find_cloog_iv_in_expr): Removed.
142 (compute_cloog_iv_types_1): Removed.
143 (compute_cloog_iv_types): Removed.
144 (gloog): Do not call compute_cloog_iv_types.
145 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
147 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
148 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
149 (GBB_CLOOG_IV_TYPES): Removed.
151 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
153 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
154 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
155 (detect_commutative_reduction): Same.
157 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
159 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
160 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
162 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
163 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
164 (rewrite_commutative_reductions_out_of_ssa): Same.
165 * passes.c (execute_function_todo): Call verify_ssa for every pass
166 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
167 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
168 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
169 with an extra argument.
170 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
171 verify_ssa only when the extra argument is true.
172 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
173 with an extra argument.
174 (tree_transform_and_unroll_loop): Same.
176 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
178 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
179 for all the passes of the LNO having LOOP_CLOSED_SSA.
180 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
181 * tree-loop-distribution.c (pass_loop_distribution): Same.
182 * tree-pass.h (TODO_verify_loops): Removed.
183 * tree-ssa-loop.c (pass_tree_loop_init): Same.
185 (pass_tree_unswitch): Same.
186 (pass_predcom): Same.
187 (pass_vectorize): Same.
188 (pass_linear_transform): Same.
189 (pass_graphite_transforms): Same.
190 (pass_iv_canon): Same.
191 (pass_complete_unroll): Same.
192 (pass_complete_unrolli): Same.
193 (pass_parallelize_loops): Same.
194 (pass_loop_prefetch): Same.
195 (pass_iv_optimize): Same.
197 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
200 * passes.c (init_optimization_passes): Move pass_lim before
201 pass_copy_prop and pass_dce_loop.
203 2010-04-06 Jakub Jelinek <jakub@redhat.com>
206 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
207 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
208 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
209 MULTI_* defines for 4 argument vpermil2p* builtins.
211 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
213 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
214 * config/i386/i386.c (x86_maybe_negate_const_int): New.
215 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
216 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
217 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
218 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
219 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
220 Use x86_maybe_negate_const_int to output insn mnemonic.
221 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
222 check from instruction predicate. Update comments.
223 * config/i386/sync.md (sync_add<mode>): Use
224 x86_maybe_negate_const_int to output insn mnemonic.
226 2010-04-06 Jan Hubicka <jh@suse.cz>
228 PR tree-optimization/42906
229 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
230 IGNORE_SELF argument. Set visited_control_parents for fully
232 (find_obviously_necessary_stmts): Update call of
233 mark_control_dependent_edges_necessary.
234 (propagate_necessity): Likewise. Handle PHI edges more curefully.
236 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
238 * config/i386/i386.md: Remove comment about 'e' and 'E'
241 2010-04-06 Richard Guenther <rguenther@suse.de>
243 PR tree-optimization/43627
244 * tree-vrp.c (extract_range_from_unary_expr): Widenings
245 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
248 2010-04-06 Jakub Jelinek <jakub@redhat.com>
250 * BASE-VER: Change to 4.6.0.
253 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
256 2010-04-06 Richard Guenther <rguenther@suse.de>
259 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
261 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
263 * doc/invoke.texi (Optimize Options): Document that LTO
264 won't remove object access purely due to incompatible
267 2010-04-04 Matthias Klose <doko@ubuntu.com>
269 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
272 2010-04-03 Richard Guenther <rguenther@suse.de>
275 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
276 require a non-NULL MEM_OFFSET.
278 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
280 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
281 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
282 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
283 config/alpha/predicates.md, config/arm/arm.md,
284 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
285 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
286 config/darwin9.h, config/darwin.c, config/darwin.h,
287 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
288 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
289 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
290 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
291 config/mips/mips.md, config/mn10300/mn10300.c,
292 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
293 config/rs6000/aix.h, config/rs6000/dfp.md,
294 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
295 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
296 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
297 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
298 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
299 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
300 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
301 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
302 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
303 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
304 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
305 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
306 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
307 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
308 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
309 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
310 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
311 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
312 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
313 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
314 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
315 opt-functions.awk, opth-gen.awk, params.def, passes.c,
316 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
317 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
318 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
319 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
320 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
321 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
322 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
323 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
324 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
325 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
326 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
327 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
328 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
329 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
331 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
334 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
335 * aclocal.m4: Regenerate.
337 2010-04-02 Richard Guenther <rguenther@suse.de>
339 PR tree-optimization/43629
340 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
341 if we have seen a constant value.
343 2010-04-02 Joseph Myers <joseph@codesourcery.com>
345 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
348 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
351 * arm.c (legitimize_tls_address): Adjust call to
352 gen_tls_load_dot_plus_four.
353 (arm_note_pic_base): New function.
354 (arm_cannot_copy_insn_p): Use it.
355 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
358 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
363 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
365 * Makefile.in ($(out_object_file)): Depend on
366 gt-$(basename $(notdir $(out_file))).h.
368 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
370 * config.gcc (lm32-*-rtems*): Add t-lm32.
372 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
374 * config.gcc: Add lm32-*-rtems*.
375 * config/lm32/rtems.h: New file.
377 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
380 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
382 2010-04-01 Jakub Jelinek <jakub@redhat.com>
384 * dwarf2out.c (output_compilation_unit_header): For
385 -gdwarf-4 use version 4 instead of version 3.
386 (output_line_info): For version 4 and above emit additional
387 maximum ops per insn header field.
388 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
390 * dwarf2out.c (is_c_family, is_java): Remove.
391 (lower_bound_default): New function.
392 (add_bound_info, gen_descr_array_type_die): Use it.
394 2010-04-01 Dodji Seketeli <dodji@redhat.com>
397 * dwarf2out.c (gen_variable_die): Allow debug info for variable
398 re-declaration when it happens in a function.
400 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
402 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
403 (cgraph_remove_function_insertion_hook): Same.
404 (cgraph_call_function_insertion_hooks): Same.
406 2010-04-01 Richard Guenther <rguenther@suse.de>
409 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
410 and TREE_THIS_VOLATILE.
411 (copy_ref_info): Likewise.
412 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
413 * tree.c (build6_stat): Ignore side-effects of all but arg5
414 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
417 2010-04-01 Richard Guenther <rguenther@suse.de>
419 PR tree-optimization/43607
420 * ipa-type-escape.c (check_call): Do not access non-existing
423 2010-04-01 Richard Guenther <rguenther@suse.de>
427 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
428 Jack Howarth <howarth@bromo.med.uc.edu>
430 * tree-profile.c (tree_init_ic_make_global_vars): Make static
433 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
435 * doc/install.texi (Prerequisites): Document libelf usability on
436 IRIX 5/6 and Solaris 2.
437 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
438 Update GNU as, GNU ld requirements.
439 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
440 Document Sun Studio compiler download.
441 Update and simplify as, ld recommendations.
442 (Specific, *-*-solaris2.7): Note obsoletion, removal.
444 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
446 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
447 with_tune_32 to pentium4.
449 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
451 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
453 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
455 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
458 Document GNU as requirement.
459 Update configure requirements.
460 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
462 Recomment IRIX 6.5.18+.
463 Document IDF/IDL requirement.
464 Document GNU as requirement.
465 Document GNU ld bootstrap failure.
466 Remove freeware.sgi.com reference.
468 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
470 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
471 UNIX V4.0, V5.0 obsoletion, removal.
472 Remove --with-gc=simple reference.
473 Update VM requirements during bootstrap.
474 Remove -oldas bootstrap description.
475 Update binutils reference.
476 Remove comparison failure note.
478 2010-03-31 Richard Guenther <rguenther@suse.de>
479 Zdenek Dvorak <ook@ucw.cz>
480 Sebastian Pop <sebastian.pop@amd.com>
483 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
484 with multiple arguments.
485 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
487 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
489 * graphite-dependences.c (print_pddr): Call print_pdr with an
491 * graphite-poly.c (debug_pdr): Add an extra argument for the
494 (print_pbb_domain): Same.
496 (print_scop_context): Same.
499 (debug_pbb_domain): Same.
503 (debug_scop_context): Same.
506 (print_scop_params): Same.
507 (debug_scop_params): Same.
508 (print_iteration_domain): Same.
509 (print_iteration_domains): Same.
510 (debug_iteration_domain): Same.
511 (debug_iteration_domains): Same.
512 (print_scattering_function): Same.
513 (print_scattering_functions): Same.
514 (debug_scattering_function): Same.
515 (debug_scattering_functions): Same.
516 * graphite-poly.h (debug_pdr): Update declaration.
518 (print_pbb_domain): Same.
520 (print_scop_context): Same.
523 (debug_pbb_domain): Same.
527 (debug_scop_context): Same.
530 (print_scop_params): Same.
531 (debug_scop_params): Same.
532 (print_iteration_domain): Same.
533 (print_iteration_domains): Same.
534 (debug_iteration_domain): Same.
535 (debug_iteration_domains): Same.
536 (print_scattering_function): Same.
537 (print_scattering_functions): Same.
538 (debug_scattering_function): Same.
539 (debug_scattering_functions): Same.
541 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
543 * graphite-poly.c (print_scattering_function_1): New.
544 (print_scattering_function): Call it.
545 (print_scop_params): Remove spaces at the end of lines.
548 * graphite-poly.h (print_cloog): Declared.
549 (debug_cloog): Declared.
551 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
553 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
555 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
556 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
557 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
558 to switch between adding the IV bump in loop->latch or in loop->header.
560 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
562 * graphite-poly.c (print_scattering_function): Pretty print following
565 (print_pbb_domain): Same.
566 (dump_gbb_cases): Same.
567 (dump_gbb_conditions): Same.
570 (print_scop_params): Same.
571 (print_scop_context): Same.
573 (print_pbb_body): New.
574 (lst_indent_to): New.
575 (print_lst): Start new lines with a #.
576 * graphite-poly.h (pbb_bb): New.
577 (pbb_index): Use pbb_bb.
578 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
580 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
582 2010-03-31 Jakub Jelinek <jakub@redhat.com>
584 * dwarf2out.c (size_of_die): For -gdwarf-4 use
585 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
586 and 0 instead of 1 for dw_val_class_flag.
587 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
588 dw_val_class_range_list, dw_val_class_loc_list,
589 dw_val_class_lineptr and dw_val_class_macptr, use
590 DW_FORM_flag_present for dw_val_class_flag and
591 DW_FORM_exprloc for dw_val_class_loc.
592 (output_die): For -gdwarf-4 print dw_val_class_loc
593 size as uleb128 instead of 1 or 2 bytes and don't print
594 anything for dw_val_class_flag.
596 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
597 instead of cselib_lookup following by tweaking locs->setting_insn.
600 * cselib.c (cselib_process_insn): Clear cselib_current_insn
601 even before returning from label, setjmp call or volatile asm
604 2010-03-31 Richard Guenther <rguenther@suse.de>
607 * cgraphunit.c (cgraph_output_in_order): Do not allocate
608 temporary data on stack.
610 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
612 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
613 (PUSHSECTION_ASM_OP): Remove.
614 (POPSECTION_ASM_OP): Remove.
615 (PUSHSECTION_FORMAT): Remove.
616 * config/sol2.h (PUSHSECTION_FORMAT): Define.
617 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
618 * config/sol2.c (solaris_output_init_fini): Use it.
620 2010-03-31 Jie Zhang <jie@codesourcery.com>
623 * opt-functions.awk (var_type_struct): Use signed char type
624 for simple variables.
626 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
628 * config/sol2.c: Include output.h.
629 (solaris_assemble_visibility): New function.
630 * config/t-sol2 (sol2.o): Add output.h dependency.
631 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
632 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
635 2010-03-31 Jakub Jelinek <jakub@redhat.com>
638 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
639 V2SImode or XFmode on PRE_DEC.
642 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
645 2010-03-31 Jie Zhang <jie@codesourcery.com>
648 * reload.h (caller_save_initialized_p): Declare.
649 * toplev.c (backend_init_target): Don't call
650 init_caller_save but set caller_save_initialized_p to false.
651 * caller-save.c (caller_save_initialized_p): Define.
652 (init_caller_save): Check caller_save_initialized_p.
653 * ira.c (ira): Call init_caller_save if flag_caller_saves.
655 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
658 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
659 and soft-fp/t-softfp to tmake_file.
660 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
661 (LIBGCC2_TF_CEXT): Define.
664 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
667 * cselib.c (n_useless_values): Document handling of debug locs.
668 (n_useless_debug_values, n_debug_values): New variables.
669 (new_elt_loc_list): Don't add to debug values, keep count.
670 (promote_debug_loc): New.
671 (cselib_reset_table): Zero new variables.
672 (entry_and_rtx_equal_p): Promote debug locs.
673 (discard_useless_locs): Increment n_useless_debug_values for
675 (remove_useless_values): Adjust n_useless_values and n_debug_values
676 with n_useless_debug_values.
677 (add_mem_for_addr): Promote debug locs.
678 (cselib_lookup_mem): Likewise.
679 (cselib_lookup_addr): Renamed to...
680 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
681 (cselib_log_lookup): ... this. Turn into...
682 (cselib_lookup_addr): ... new wrapper.
683 (cselib_lookup_from_insn): New.
684 (cselib_invalidate_regno): Increment n_useless_debug_values for
686 (cselib_invalidate_mem): Likewise.
687 (cselib_process_insn): Take n_deleted and n_debug_values into
688 account to guard remove_useless_value call.
689 (cselib_finish): Zero n_useless_debug_values.
690 * cselib.h (cselib_lookup_from_insn): Declare.
691 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
692 (sched_analyze_2): Likewise.
694 2010-03-30 Jakub Jelinek <jakub@redhat.com>
696 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
698 (adjust_mems): Replace narrowing SUBREG of expression containing
699 just PLUS, MINUS, MULT and ASHIFT of registers and constants
700 with operations in the narrower mode.
703 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
704 regs_invalidated_by_call instead all call_used_reg_set registers.
706 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
709 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
710 pointer comparisons with types_compatible_p.
711 * tree-vect-stmts.c (vectorizable_call): Same.
712 (vectorizable_condition): Same.
714 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
716 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
717 stack check if the mask would be zero.
719 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
720 Jack Howarth <howarth@bromo.med.uc.edu>
722 * tree-profile.c (tree_init_ic_make_global_vars): Make static
725 2010-03-30 Joseph Myers <joseph@codesourcery.com>
728 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
730 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
731 Include ___unordxf2 and ___unordtf2.
732 * config/i386/libgcc-glibc.ver: Do not define inheritance from
735 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
737 * config/lm32/t-lm32: New file.
738 * config.gcc: Use the above file when targetting lm32.
740 2010-03-28 Duncan Sands <baldrick@free.fr>
742 * Makefile.in (PLUGIN_HEADERS): Add except.h.
744 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
747 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
748 Improve vectorization cost model diagnostic.
750 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
753 * tree-vect-data-refs.c (vect_analyze_data_refs): When
754 compute_data_dependences_for_loop returns false, early exit
755 and output an extra diagnostic for the failed data reference
758 2010-03-29 Richard Guenther <rguenther@suse.de>
760 PR tree-optimization/43560
761 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
762 (can_sm_ref_p): Treat stores to readonly locations as trapping.
764 2010-03-29 Jie Zhang <jie@codesourcery.com>
767 * toplev.c (process_options): Set optimization_default_node
768 and optimization_current_node.
769 * opts.c (decode_options): Don't set optimization_default_node
770 and optimization_current_node.
772 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
774 * config/rtems.h: Abandon -qrtems_debug.
776 2010-03-28 Jan Hubicka <jh@suse.cz>
778 PR tree-optimization/43505
779 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
780 map should not be copied.
782 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
785 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
786 cdtors, set DECL_PRESERVE_P.
787 * ipa.c (cgraph_externally_visible_p): Return true if declaration
790 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
792 PR tree-optimization/43528
793 * stor-layout.c (place_field): Check that constant fits into
794 unsigned HWI when skipping calculation of MS bitfield layout.
796 2010-03-27 Jan Hubicka <jh@suse.cz>
799 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
800 notice_global_symbol work.
802 2010-03-27 Jakub Jelinek <jakub@redhat.com>
804 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
805 instead of dwarf2out_decl.
806 (struct var_loc_node): Remove section_label field.
807 (dwarf2out_function_decl): New function.
808 (dwarf2out_var_location): Don't set section_label field.
809 (dwarf2out_begin_function): Don't empty decl_loc_table here.
811 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
813 PR tree-optimization/43544
814 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
815 First argument for builtin vectorized function hook is now a
816 tree to be able to distinguish between machine specific and
818 * targhooks.c (default_builtin_vectorized_function): Ditto.
819 * targhooks.h (default_builtin_vectorized_function): Ditto.
820 * target.h (struct gcc_target): Ditto.
821 * tree-vect-stmts.c (vectorizable_function): Ditto.
822 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
823 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
826 2010-03-26 Joseph Myers <joseph@codesourcery.com>
829 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
830 nested binding iff it is a FUNCTION_DECL.
831 (store_parm_decls_newstyle): Pass nested=true to bind for
832 FUNCTION_DECLs amongst parameters.
834 2010-03-26 Jakub Jelinek <jakub@redhat.com>
836 * var-tracking.c (vt_expand_loc_callback): Don't run
837 cselib_expand_value_rtx_cb in dummy mode if
838 cselib_dummy_expand_value_rtx_cb returned false.
840 * var-tracking.c (emit_note_insn_var_location): For one part
841 notes with offset 0, don't add EXPR_LIST around the location.
842 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
843 add_location_or_const_value_attribute): Adjust for that change.
846 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
847 into first operand and location into second.
848 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
849 dw_cfi_oprnd_loc for DW_CFA_expression.
850 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
851 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
852 assume first argument is regnum and second argument is location.
854 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
857 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
858 of scratch register to DImode. Split to DImode comparison operator.
859 Use SImode subreg of scratch register in the multiplication.
860 (*cmp_sadd_sidi): Ditto.
861 (*cmp_ssub_si): Ditto.
862 (*cmp_ssub_sidi): Ditto.
864 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
867 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
868 Remove invalid assert and wrong comment.
870 2010-03-26 Jakub Jelinek <jakub@redhat.com>
873 * flags.h (final_insns_dump_p): New extern.
874 * final.c (final_insns_dump_p): New variable.
875 (rest_of_clean_state): Set it before -fdump-final-insns=
876 dumping, clear afterwards.
877 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
878 MEM_ALIAS_SET on MEMs.
880 2010-03-26 David S. Miller <davem@davemloft.net>
882 * configure.ac: Fix sparc GOTDATA_OP bug check.
883 * configure: Rebuild.
885 2010-03-26 Alan Modra <amodra@gmail.com>
887 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
889 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
891 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
892 TLS_SECTION_ASM_FLAG.
894 2010-03-25 Jakub Jelinek <jakub@redhat.com>
897 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
898 Clear first_function_block_is_cold.
901 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
902 argument if the argument is truth_value_p.
904 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
906 * config/rs6000/constraints.md: Update copyright year for my changes.
909 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
910 used in reg+reg addressing, swap registers.
912 2010-03-24 Jakub Jelinek <jakub@redhat.com>
915 * target.h (struct gcc_target): Add code_end hook.
916 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
918 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
919 * toplev.c (compile_file): Call targetm.asm_out.code_end
920 hook before unwind info/debug info output.
921 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
922 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
923 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
924 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
925 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
926 * config/i386/i386.c (ix86_file_end): Renamed to...
927 (ix86_code_end): ... this. Make static. Don't call
928 file_end_indicate_exec_stack. Emit unwind info using
929 final_start_function/final_end_function.
930 (darwin_x86_file_end): Remove.
931 (TARGET_ASM_CODE_END): Define.
932 * config/i386/i386.h (TARGET_ASM_FILE_END,
933 NEED_INDICATE_EXEC_STACK): Don't define.
934 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
935 (TARGET_ASM_FILE_END): Define to darwin_file_end.
936 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
937 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
940 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
941 at the beginning and final_end_function at the end.
942 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
944 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
946 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
947 and Sun as TLS syntax.
948 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
949 * configure: Regenerate.
950 * config.in: Regenerate.
951 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
952 (default_elf_asm_named_section): Use it.
953 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
954 (i386_output_dwarf_dtprel): Likewise.
955 (output_addr_const_extra): Likewise.
956 (output_pic_addr_const): Lowercase @GOTTPOFF.
957 (output_addr_const_extra): Likewise.
958 (output_pic_addr_const): Lowercase @GOTNTPOFF.
959 (output_addr_const_extra): Likewise.
960 (output_pic_addr_const): Lowercase @INDNTPOFF.
961 (output_addr_const_extra): Likewise.
962 (output_pic_addr_const): Lowercase @NTPOFF.
963 (output_addr_const_extra): Likewise.
964 (output_pic_addr_const): Lowercase @TPOFF.
965 (output_addr_const_extra): Likewise.
966 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
967 (*tls_global_dynamic_64): Likewise.
968 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
969 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
971 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
972 (ASM_OUTPUT_TLS_COMMON): Use it.
973 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
976 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
977 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
978 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
979 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
980 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
981 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
983 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
985 * config/i386/i386.c (override_options): Don't accept
986 -mtls-dialect=sun any longer.
987 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
988 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
989 (*tls_local_dynamic_base_32_sun): Likewise.
990 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
992 2010-03-24 Jakub Jelinek <jakub@redhat.com>
995 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
996 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
999 * ira.c (adjust_cleared_regs): New function.
1000 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1004 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1006 * expr.c (expand_expr_real): Restore previous
1007 curr_insn_source_location and curr_insn_block after
1008 expand_expr_real_1 call.
1009 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1010 instead of expand_expr_real_1.
1012 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1014 PR rtl-optimization/43413
1015 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1018 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1021 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1022 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1024 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1026 * config/i386/i386.c (ix86_target_string): Add -mfma.
1027 Fix a typo in comment.
1029 2010-03-22 Mike Stump <mikestump@comcast.net>
1032 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1033 Don't overly align based upon packed packed fields.
1035 2010-03-22 Jason Merrill <jason@redhat.com>
1037 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1038 Use () rather than [], and move before the element type.
1040 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1042 * doc/configfiles.texi (Configuration Files): Removed
1043 fixinc/Makefile*, intl/Makefile.*.
1044 * doc/makefile.texi: Fixed markup. Abstract from version
1045 control system used.
1046 (Makefile): Removed obsolete gcc/java/parse.y example.
1047 * doc/sourcebuild.texi: Likewise.
1048 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1049 libgomp, libssp. Removed fastjar.
1050 (Miscellaneous Docs): Clarify location.
1051 Added COPYING3, COPYING3.LIB.
1052 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1054 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1057 * config/i386/i386.c (x86_function_profiler)
1058 [!NO_PROFILE_COUNTERS]: Fix typo.
1059 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1062 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1063 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1065 * doc/sourcebuild.texi (Test Directives): Split into six
1066 subsections, with most of the current text in new subsections
1067 Directives, Selectors, and Final Actions.
1068 (Directives): Split list of test directives into multiple
1070 (Selectors): Describe use and syntax of selectors.
1071 (Effective-Target Keywords): Describe all existing keywords.
1072 (Add Options): Describe features for dg-add-options.
1073 (Require Support): Describe variants of dg-require-support.
1074 (Final Actions): Describe commands to use in dg-final.
1076 2010-03-22 Michael Matz <matz@suse.de>
1079 * recog.c (validate_replace_rtx_group): Replace also in
1080 REG_EQUAL and REG_EQUIV notes.
1082 2010-03-22 Richard Guenther <rguenther@suse.de>
1084 PR tree-optimization/43390
1085 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1086 sure vector extracts are type correct.
1088 2010-03-22 Richard Guenther <rguenther@suse.de>
1091 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1092 x * sqrt (x) even when optimizing for size if the target
1093 has native support for sqrt.
1095 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1097 * varasm.c (make_decl_rtl_for_debug): Also clear
1098 flag_mudflap for the duration of make_decl_rtl call.
1101 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1102 locs from preserved VALUEs.
1104 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1107 * pa.md (movmemsi): Set align to one if zero.
1108 (movmemdi): Likewise.
1110 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1113 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1114 with their corresponding prologue pushes.
1116 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1119 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1120 at the begining or end.
1121 (spu_expand_epilogue): Likewise.
1123 2010-03-20 Richard Guenther <rguenther@suse.de>
1125 PR rtl-optimization/43438
1126 * combine.c (make_extraction): Properly zero-/sign-extend an
1127 extraction of the low part of a CONST_INT. Also handle
1130 2010-03-19 Mike Stump <mikestump@comcast.net>
1132 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1133 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1134 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1136 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1139 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1142 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1144 PR rtl-optimization/42258
1145 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1146 use that may match DEF.
1149 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1150 the cost of loading the constant rather than assuming
1152 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1153 outer code is AND, do the same tests as the andsi3 expander and
1154 return COSTS_N_INSNS (1) if and is cheap.
1156 * optabs.c (avoid_expensive_constant): Fix formatting.
1158 2010-03-19 Michael Matz <matz@suse.de>
1161 * attribs.c (decl_attributes): When rebuilding a function pointer
1162 type use the same qualifiers as the original pointer type.
1164 2010-03-19 Martin Jambor <mjambor@suse.cz>
1166 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1167 and is_gimple_ip_invariant_address.
1169 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1172 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1174 * config/arm/arm.c (arm_override_options): Turn off
1175 flag_dwarf2_cfi_asm for AAPCS variants.
1177 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1180 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1181 Use PRE_MODIFY instead of PRE_DEC.
1182 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1183 (vfp_emit_fstmd): Likewise.
1185 2010-03-19 Michael Matz <matz@suse.de>
1188 * builtins.c (expand_builtin_interclass_mathfn,
1189 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1192 2010-03-19 Richard Guenther <rguenther@suse.de>
1194 PR tree-optimization/43415
1195 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1196 (phi_translate_1): ... this.
1197 (phi_translate): Move all caching here. Cache all NARY
1198 and REFERENCE translations.
1200 2010-03-19 David S. Miller <davem@davemloft.net>
1202 With help from Eric Botcazou.
1203 * config/sparc/sparc.c: Include dwarf2out.h.
1204 (emit_pic_helper): Delete.
1205 (pic_helper_symbol_name): Delete.
1206 (pic_helper_emitted_p): Delete.
1207 (pic_helper_needed): New.
1208 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1209 (get_pc_thunk_name): New.
1210 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1211 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1212 Set pic_helper_needed to true. Don't call emit_pic_helper.
1213 (sparc_expand_prologue): Update load_pic_register call.
1214 (sparc_output_mi_thunk): Likewise.
1215 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1216 thunk if possible. Output CFI information as needed.
1218 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1219 Jack Howarth <howarth@bromo.med.uc.edu>
1222 * config/i386/i386.h: Fix ABI on darwin x86-32.
1224 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1226 * tree.h: Declare make_decl_rtl_for_debug.
1227 * varasm.c (make_decl_rtl_for_debug): New.
1228 * dwarf2out.c (rtl_for_decl_location): Call it.
1229 * cfgexpand.c (expand_debug_expr): Call it.
1231 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1234 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1238 * var-tracking.c (vt_init_cfa_base): Do nothing if
1239 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1241 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1244 * var-tracking.c (canonicalize_vars_star): New.
1245 (dataflow_post_merge_adjust): Use it.
1247 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1250 * var-tracking.c (non_suitable_const): New function.
1251 (add_uses): For DEBUG_INSNs with constants, don't record any
1252 value, instead just the constant value itself.
1253 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1254 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1255 (emit_notes_in_bb): Likewise.
1256 (emit_note_insn_var_location): For onepart variables if
1257 cur_loc is a VOIDmode constant, use DECL_MODE.
1259 2010-03-18 Martin Jambor <mjambor@suse.cz>
1262 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1263 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1264 all non-clones. Moved call redirection...
1265 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1266 (cgraph_materialize_all_clones): Dispose of all
1267 combined_args_to_skip bitmaps.
1268 (verify_cgraph_node): Do not check for edges pointing to wrong
1269 nodes in inline clones.
1270 * tree-inline.c (copy_bb): Call
1271 cgraph_redirect_edge_call_stmt_to_callee.
1272 * ipa.c (cgraph_remove_unreachable_nodes): Call
1273 cgraph_node_remove_callees even when there are used clones.
1275 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1277 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1279 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1282 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1285 2010-03-18 Michael Matz <matz@suse.de>
1288 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1289 into sqrt(x) if we need to preserve signed zeros.
1291 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1292 Eric Botcazou <ebotcazou@adacore.com>
1294 PR rtl-optimization/43360
1295 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1296 note if we don't know its invariant status.
1298 2010-03-18 Michael Matz <matz@suse.de>
1300 PR tree-optimization/43402
1301 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1302 PHI chains of ssa names registered for update.
1304 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1307 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1308 non-offsettable and pre_modify update addressing.
1309 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1310 and "2" alternatives "#".
1311 (*movdd_softfloat32): Make all alternatives "#";
1312 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1313 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1314 (*movdf_softfloat32): Make all alternatives "#";
1315 (movdi): Use the new DIFD mode iterator to create a common splitter
1316 for movdi, movdf and movdd patterns.
1318 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1320 * common.opt (dumpdir): Remove redundant tab.
1322 2010-03-17 Martin Jambor <mjambor@suse.cz>
1324 PR tree-optimization/43347
1325 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1326 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1328 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1330 PR rtl-optimization/42216
1331 * regrename.c (create_new_chain): New function, broken out from...
1332 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1333 appending a use to an empty chain.
1334 (build_def_use): Remove previous changes that convert OP_INOUT to
1335 OP_OUT operands; instead detect the case where an OP_INOUT operand
1336 uses a previously untracked register and create an empty chain for it.
1338 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1340 * doc/extend.texi (Function Attributes): Rewrite unfinished
1341 sentence in ms_abi documentation.
1343 2010-03-17 Alan Modra <amodra@gmail.com>
1345 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1346 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1347 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1348 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1350 2010-03-16 Richard Henderson <rth@redhat.com>
1353 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1354 (lower_try_finally): Save and restore eh_seq around the expansion
1357 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1359 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1360 statements before splitting block.
1362 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1364 * doc/sourcebuild.texi (Testsuites): Fix markup.
1365 Use pathnames relative to gcc/testsuite.
1366 (Test Directives): Move description of how timeout is determined.
1367 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1368 (C Tests): Correct gcc.misc-tests directory.
1369 Framework tests now live in gcc.test-framework.
1371 2010-03-16 Richard Guenther <rguenther@suse.de>
1374 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1375 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1377 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1378 Alexandre Oliva <aoliva@redhat.com>
1380 PR tree-optimization/42917
1381 * lambda-code.c (remove_iv): Skip debug statements.
1382 (lambda_loopnest_to_gcc_loopnest): Likewise.
1383 (not_interesting_stmt): Debug statements are not interesting.
1385 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1389 * cselib.c (cselib_preserve_constants,
1390 cfa_base_preserved_val): New static variables.
1391 (preserve_only_constants): New function.
1392 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1393 clear its REG_VALUES. If cselib_preserve_constants, don't
1394 empty the whole hash table, but preserve there VALUEs with constants,
1395 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1396 (cselib_preserve_cfa_base_value): New function.
1397 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1398 (cselib_init): Change argument to int bitfield. Set
1399 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1401 (cselib_finish): Clear cselib_preserve_constants and
1402 cfa_base_preserved_val.
1403 * cselib.h (enum cselib_record_what): New enum.
1404 (cselib_init): Change argument to int.
1405 (cselib_preserve_cfa_base_value): New prototype.
1406 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1407 * dse.c (dse_step1): Likewise.
1408 * cfgcleanup.c (thread_jump): Likewise.
1409 * sched-deps.c (sched_analyze): Likewise.
1410 * gcse.c (local_cprop_pass): Likewise.
1411 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1412 If FN is non-NULL, call the callback always and whenever it returns
1413 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1414 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1415 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1416 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1417 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1418 * var-tracking.c: Include recog.h.
1419 (bb_stack_adjust_offset): Remove.
1420 (vt_stack_adjustments): Don't call it, instead just gather the
1421 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1422 (adjust_stack_reference): Remove.
1423 (compute_cfa_pointer): New function.
1424 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1425 (struct adjust_mem_data): New type.
1426 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1428 (get_address_mode): New function.
1429 (replace_expr_with_values): Use it.
1430 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1431 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1432 (adjust_sets): Remove.
1433 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1434 Use get_address_mode.
1435 (get_adjusted_src): Remove.
1436 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1437 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1438 (add_with_sets): Don't call adjust_sets.
1439 (fp_setter, vt_init_cfa_base): New functions.
1440 (vt_initialize): Change return type to bool. Move most of pool etc.
1441 initialization to the beginning of the function from end. Pass
1442 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1443 If !frame_pointer_needed, call vt_stack_adjustment before mos
1444 vector is filled, call vt_init_cfa_base if argp/framep has been
1445 eliminated to sp. If frame_pointer_needed and argp/framep has
1446 been eliminated to hard frame pointer, set
1447 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1448 encountering fp setter in the prologue. For MO_ADJUST, call
1449 log_op_type before pusing the op into mos vector, not afterwards.
1450 Call adjust_insn before cselib_process_insn/add_with_sets,
1451 call cancel_changes (0) afterwards.
1452 (variable_tracking_main_1): Adjust for vt_initialize calling
1453 vt_stack_adjustments and returning whether it succeeded or not.
1455 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1457 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1460 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1462 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1464 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1465 drap_reg has not been set.
1467 2010-03-15 Michael Matz <matz@suse.de>
1470 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1471 use it to expand block copies.
1472 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1473 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1474 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1476 2010-03-15 Richard Guenther <rguenther@suse.de>
1478 PR tree-optimization/43367
1479 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1482 2010-03-15 Richard Guenther <rguenther@suse.de>
1484 PR tree-optimization/43317
1485 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1487 2010-03-15 Martin Jambor <mjambor@suse.cz>
1489 PR tree-optimization/43141
1490 * tree-sra.c (create_abstract_origin): New function.
1491 (modify_function): Call create_abstract_origin.
1493 2010-03-15 Chris Demetriou <cgd@google.com>
1495 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1498 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1501 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1502 call insert_out_of_ssa_copy for default definitions.
1504 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1506 * graphite-clast-to-gimple.c (my_long_long): Defined.
1507 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1508 * graphite-sese-to-poly.c (my_long_long): Defined.
1509 (scop_ivs_can_be_represented): Use it.
1511 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1513 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1514 graphite-max-bbs-per-function, and loop-block-tile-size.
1515 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1517 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1519 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1521 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1522 forward declaration.
1523 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1524 (add_upper_bounds_from_estimated_nit): New.
1525 (build_loop_iteration_domains): Use it.
1527 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1529 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1531 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1534 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1535 should be an INTEGER_CST. Also handle CASE_CONVERT.
1537 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1539 * graphite.c (graphite_initialize): To bound the number of bbs per
1540 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1541 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1542 * doc/invoke.texi: Document it.
1544 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1546 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1547 * graphite-sese-to-poly.h (build_poly_scop): Same.
1549 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1551 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1552 the number of parameters in the scop. Use as an upper bound
1553 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1554 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1555 * doc/invoke.texi: Document it.
1557 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1559 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1560 * doc/c-tree.texi: Remove.
1561 * doc/generic.texi: Merge c-tree.texi here.
1562 * doc/gccint.texi (Trees): Remove menu entry.
1563 (c-tree.texi): Remove @include.
1564 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1565 * doc/languages.texi (Reading RTL): Ditto.
1567 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1570 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1572 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1575 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1576 code added to work around reload clobbering CONST insns.
1578 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1580 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1581 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1582 (cselib_preserve_only_values): Remove retain argument, don't
1583 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1584 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1585 * var-tracking.c (micro_operation): Move insn field before union.
1586 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1587 (struct variable_tracking_info_def): Remove n_mos field, change
1588 mos into a vector of micro_operations.
1589 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1590 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1591 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1592 changing into a vector.
1593 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1594 come before all other uops generated by add_stores.
1595 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1597 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1598 a vector. Run just one pass over the bbs instead of separate counting
1599 and computation phase.
1600 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1603 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1604 into *nonlocalized_list vector.
1605 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1606 even if origin is non-NULL.
1607 (gen_variable_die): Likewise.
1608 (process_scope_var): Don't change origin.
1609 (gen_decl_die): Likewise.
1610 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1611 before adding new edges instead of after it, fix moving over
1614 2010-03-11 David S. Miller <davem@davemloft.net>
1616 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1618 * configure: Rebuild.
1620 2010-03-11 Martin Jambor <mjambor@suse.cz>
1622 PR tree-optimization/43257
1623 * tree.c (assign_assembler_name_if_neeeded): New function.
1624 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1626 * tree.h (assign_assembler_name_if_neeeded): Declare.
1627 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1628 the function if needed.
1630 2010-03-11 Chris Demetriou <cgd@google.com>
1632 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1633 include/stdint-gcc.h, and include/stdint.h world-readable.
1635 2010-03-11 Richard Guenther <rguenther@suse.de>
1637 PR tree-optimization/43255
1638 * tree-vrp.c (process_assert_insertions_for): Do not insert
1639 asserts for trivial conditions.
1641 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1643 PR tree-optimization/43280
1644 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1645 generation. Move calculation of size out of the if branch.
1646 (find_bswap): Modify compare number generation.
1648 2010-03-11 Richard Guenther <rguenther@suse.de>
1651 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1652 (input_gimple_stmt): Fixup handled component types during
1653 operand read. Also fix up decls in ADDR_EXPRs.
1655 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1657 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1658 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1660 2010-03-10 Jan Hubicka <jh@suse.cz>
1663 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1664 * varasm.c (get_variable_section): Don't do that here...
1665 (make_decl_rtl): ... and here.
1666 (do_assemble_alias): Produce decl RTL.
1667 (assemble_alias): Likewise.
1669 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1672 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1673 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1675 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1676 (based_loc_descr): Only express drap or vdrap regno based expressions
1677 using DW_OP_fbreg when not optimizing.
1678 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1679 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1680 REG_CFA_SET_VDRAP note.
1682 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1684 PR tree-optimization/43236
1685 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1686 error in calculation of base address in reverse iteration case.
1687 (generate_builtin): Take number of latch executions if the statement
1690 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1693 * tree-eh.c: Include pointer-set.h.
1694 (lower_eh_dispatch): Filter out duplicate case labels and
1695 remove the unneeded edge when the label is unused. Return
1696 true when some edges are removed.
1697 (execute_lower_eh_dispatch): When any lowering resulted in
1698 removing an edge, also delete unreachable blocks.
1700 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1703 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1704 UNSPEC_MACHOPIC_OFFSET.
1706 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1709 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1710 (m68k_delegitimize_address): New function.
1712 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1715 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1718 * var-tracking.c (adjust_sets): New function.
1719 (count_with_sets, add_with_sets): Use it.
1720 (get_adjusted_src): New inline function.
1721 (add_stores): Use it.
1724 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1725 call cselib_dummy_expand_value_rtx_cb instead of
1726 cselib_expand_value_rtx_cb.
1729 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1730 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1731 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1732 and .cfi_endproc around the pic thunks.
1733 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1734 all queued unwind info register saves are saved before the call.
1735 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1736 considered as sp-=4 for unwind info and the pop as sp+=4 which
1737 also clobbers dest, but doesn't actually restore it.
1740 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1741 RTX_FRAME_RELATED_P.
1743 2010-03-09 Jie Zhang <jie@codesourcery.com>
1745 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1746 whitespaces in output template.
1748 2010-03-09 Jie Zhang <jie@codesourcery.com>
1750 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1753 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1755 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1756 builtins.exp in a separate job.
1758 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1760 * graphite-sese-to-poly.c (add_param_constraints): Use
1761 lower_bound_in_type and upper_bound_in_type.
1763 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1765 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1766 instead of unsigned_type_node.
1768 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1769 Reza Yazdani <reza.yazdani@amd.com>
1772 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1773 on pointer type parameters.
1775 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1779 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1780 handle conversions from pointer to integers.
1781 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1782 induction variable, to be able to work with code generated by CLooG.
1783 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1784 (build_poly_scop): Bail out if we cannot codegen a loop.
1786 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1788 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1789 code generation with gloog_error.
1791 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1793 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1794 Call fold_convert on all the returned values.
1795 (expand_scalar_variables_expr): Pass to
1796 expand_scalar_variables_ssa_name the type of the resulting expression.
1798 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1800 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1801 ppl_min_for_le_pointset.
1802 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1803 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1805 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1807 * graphite-dependences.c (map_into_dep_poly): Removed.
1808 (dependence_polyhedron_1): Use combine_context_id_scat.
1810 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1812 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1813 (struct poly_bb): Same.
1814 (combine_context_id_scat): New.
1816 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1819 * sese.c (name_defined_in_loop_p): Return false for default
1822 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1824 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1825 and clean up the logic.
1827 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1829 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1832 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1834 * var-tracking.c (remove_cselib_value_chains): Define only for
1836 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1837 delete_slot_part, emit_notes_for_differences_1): Don't call
1838 remove_cselib_value_chains here.
1839 (set_slot_part, emit_notes_for_differences_2): Don't call
1840 add_cselib_value_chains here.
1841 (preserved_values): New vector.
1842 (preserve_value): New function.
1843 (add_uses, add_stores, vt_add_function_parameters): Use it
1844 instead of cselib_preserve_value.
1845 (changed_values_stack): New vector.
1846 (check_changed_vars_0): New function.
1847 (check_changed_vars_1, check_changed_vars_2): Use it.
1848 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1849 changed_values_stack VALUEs.
1850 (vt_emit_notes): For all preserved_values call
1851 add_cselib_value_chains. If ENABLE_CHECKING call
1852 remove_cselib_value_chains before verifying value_chains is empty.
1853 Initialize and free changed_values_stack.
1854 (vt_initialize): Initialize preserved_values.
1855 (vt_finalize): Free preserved_values.
1857 2010-03-08 Richard Guenther <rguenther@suse.de>
1859 PR tree-optimization/43269
1860 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1863 2010-03-08 Martin Jambor <mjambor@suse.cz>
1865 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1866 (ipa_is_param_called): Removed.
1867 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1868 (ipa_print_node_params): Do not print the called flag.
1869 (ipa_write_node_info): Do not stream the called flag.
1870 (ipa_read_node_info): Likewise.
1872 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1875 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1876 * cselib.c (struct expand_value_data): Add dummy field.
1877 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1879 (cselib_dummy_expand_value_rtx_cb): New function.
1880 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1882 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1883 * var-tracking.c: Include pointer-set.h.
1884 (variable): Change n_var_parts to char from int. Add
1885 cur_loc_changed and in_changed_variables fields.
1886 (variable_canonicalize): Remove.
1887 (shared_var_p): New inline function.
1888 (unshare_variable): Maintain cur_loc_changed and
1889 in_changed_variables fields. If var was in changed_variables,
1890 replace it there with new_var. Just copy cur_loc instead of
1891 resetting it to something else.
1892 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1893 (dataflow_set_union): Don't call variable_canonicalize.
1894 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1895 of their DEBUG_EXPR_TREE_DECLs.
1896 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1897 and in_changed_variables and cur_loc_changed is false.
1898 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1899 and cur_loc_changed. Don't update cur_loc here.
1900 (variable_merge_over_src): Don't call variable_canonicalize.
1901 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1902 removing loc that is equal to cur_loc, clear cur_loc,
1903 set cur_loc_changed and ensure variable_was_changed is called.
1904 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1905 compare pointers in cur_loc check, if it is equal to loc,
1906 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1907 (variable_different_p): Remove compare_current_location argument,
1908 don't compare cur_loc.
1909 (dataflow_set_different_1): Adjust variable_different_p caller.
1910 (variable_was_changed): If dv had some var in changed_variables
1911 already, reset in_changed_variables flag for it and propagate
1912 cur_loc_changed over to the new variable. On empty var
1913 always set cur_loc_changed. Set in_changed_variables on whatever
1914 var is added to changed_variables.
1915 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1916 Use shared_var_p. When removing loc that is equal to cur_loc,
1917 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1918 end, don't set it to something else, just call variable_was_changed.
1919 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1920 loc being removed, clear cur_loc and set cur_loc_changed.
1921 Set cur_loc_changed if all locations have been removed.
1922 (struct expand_loc_callback_data): New type.
1923 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1924 allocated. Always create SUBREGs if simplify_subreg failed.
1925 Prefer to use cur_loc, when that fails and still in
1926 changed_variables (and seen first time) recompute it. Set
1927 cur_loc_changed of variables which had to change cur_loc and
1928 compute elcd->cur_loc_changed if any of the subexpressions used
1929 had to change cur_loc.
1930 (vt_expand_loc): Adjust to pass arguments in
1931 expand_loc_callback_data structure.
1932 (vt_expand_loc_dummy): New function.
1933 (emitted_notes): New variable.
1934 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1935 that weren't used for any other decl in current
1936 emit_notes_for_changes call call vt_expand_loc_dummy to update
1937 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1938 first loc_chain location if NULL before. Always use just
1939 cur_loc instead of first loc_chain location. When cur_loc_changed
1940 is false, when not --enable-checking=rtl just don't emit any note.
1941 When rtl checking, compute the note and assert it is the same
1942 as previous note. Clear cur_loc_changed and in_changed_variables
1943 at the end before removing from changed_variables.
1944 (check_changed_vars_3): New function.
1945 (emit_notes_for_changes): Traverse changed_vars to call
1946 check_changed_vars_3 on each changed var.
1947 (emit_notes_for_differences_1): Clear cur_loc_changed and
1948 in_changed_variables. Recompute cur_loc of new_var.
1949 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1950 (vt_emit_notes): Initialize and destroy emitted_notes.
1952 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1954 PR rtl-optimization/42220
1955 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1956 Use verify_reg_tracked to determine if we should use OP_OUT rather
1958 (build_def_use): If we see an in-out operand for a register that we
1959 know nothing about, treat is an output if possible, fail the block if
1962 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1965 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1968 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1971 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1972 uses of relevant DEFs that are dead outside the loop too.
1974 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1976 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1978 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1980 * var-tracking.c (values_to_unmark): New variable.
1981 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1982 values_to_unmark vector. Moved body to...
1983 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1984 instead queue it into values_to_unmark vector.
1985 (vt_find_locations): Free values_to_unmark vector.
1987 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1989 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1990 (site.exp): Export them when plugins are enabled.
1992 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1995 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1997 (chrec_fold_multiply): Same.
1999 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2002 * c-decl.c (build_compound_literal): Return early if init is
2005 2010-03-04 Martin Jambor <mjambor@suse.cz>
2007 PR tree-optimization/43164
2008 PR tree-optimization/43191
2009 * tree-sra.c (type_consists_of_records_p): Reject records with
2010 zero-size bit-fields at the end.
2012 2010-03-04 Mike Stump <mikestump@comcast.net>
2014 * Makefile.in (TAGS): Remove *.y.
2016 2010-03-04 Richard Guenther <rguenther@suse.de>
2018 PR tree-optimization/40761
2019 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2021 (my_rev_post_order_compute): New function.
2022 (init_pre): Call it.
2024 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2027 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2028 decrease the cost of an IV candidate when the cost is infinite.
2030 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2032 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2033 Use '3DNow!' for the extension of that name, ensure normal space
2035 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2037 2010-03-03 Jeff Law <law@redhat.com>
2039 * PR middle-end/32693
2040 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2041 than gen_rtx_SUBREG.
2042 (extract_bit_field_1): Likewise.
2044 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2046 * doc/sourcebuild.texi (Test directives): Document that arguments
2047 include-opts and exclude-opts are now optional for dg-skip-if,
2048 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2050 2010-03-03 Jason Merrill <jason@redhat.com>
2053 * cgraph.h (varpool_node): Add extra_name field.
2054 * varpool.c (varpool_extra_name_alias): New.
2055 (varpool_assemble_decl): Emit extra name aliases.
2056 (varpool_mark_needed_node): Look past an extra name alias.
2057 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2058 * lto-streamer-in.c (lto_input_tree): Read it.
2059 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2061 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2063 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2064 (sparc*-*-solaris2*): ...this.
2066 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2069 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2070 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2071 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2072 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2075 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2076 fallthrough to default handling, just with want_address 0 instead of 2.
2077 For single element lists, add_AT_loc directly, otherwise create an
2078 artificial variable DIE and stick location list to it.
2081 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2082 (VAL_EXPR_HAS_REVERSE): Define.
2083 (reverse_op): New function.
2084 (add_stores): For reversible operations add an extra MO_VAL_USE.
2086 2010-03-02 Jason Merrill <jason@redhat.com>
2088 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2090 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2092 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2093 (sparc64-*-linux*): Likewise.
2094 (sparc64-*-solaris2*): Include assembler files before linker ones.
2095 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2096 * config/sparc/gas.h: Delete.
2097 * config/sparc/sol2-64.h: Add copyright notice.
2098 * config/sparc/sol2-gas-bi.h: Likewise.
2099 * config/sparc/sol2-gld.h: Likewise.
2100 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2101 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2102 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2103 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2104 (sparc_elf_asm_named_section): Rename into...
2105 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2107 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2109 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2111 2010-03-02 Jeff Law <law@redhat.com>
2114 * reload1.c (rtx_p, substitute_stack): Declare.
2115 (substitute): Record addresses of changed rtxs.
2116 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2117 Restore the original rtx when complete.
2118 (reload): Free subsitute_stack when complete.
2120 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2122 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2123 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2125 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2126 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2127 Torture Tests): Change from subsection to section.
2129 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2130 Steven Bosscher <steven@gcc.gnu.org>
2132 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2135 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2138 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2139 the assignment from the new induction variable to the assignment
2140 of the value from the original loop PHI function.
2142 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2143 Daniel Jacobowitz <dan@codesourcery.com>
2145 * doc/sourcebuild.texi (Test directives): Clarify options to
2148 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2150 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2151 Disable cfi directives unless GCC and gas agree on using read-only
2152 .eh_frame sections for 64-bit.
2153 * configure: Regenerate.
2155 2010-03-01 Richard Guenther <rguenther@suse.de>
2157 PR tree-optimization/43220
2158 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2159 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2161 2010-03-01 Richard Guenther <rguenther@suse.de>
2162 Martin Jambor <mjambor@suse.cz>
2165 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2166 gimplified parameters.
2168 2010-03-01 Christian Bruel <christian.bruel@st.com>
2170 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2172 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2174 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2176 2010-03-01 Richard Guenther <rguenther@suse.de>
2179 * expr.c (expand_assignment): Use the alias-oracle to tell
2180 if the rhs aliases the result decl.
2182 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2185 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2186 to sol_gt_pch_get_address.
2187 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2188 64-bit, SPARC and x86.
2189 (sol_gt_pch_get_address): New function.
2191 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2193 * toplev.h (inform_n, error_n): Declare.
2194 * diagnostic.c (inform_n, error_n): New function.
2196 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2198 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2199 has no rtl yet when processing local_decls, queue it and recheck
2200 if deferred stack allocation hasn't assigned it rtl.
2202 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2204 * config/sh/sh.c (unspec_bbr_uid): New.
2205 (gen_block_redirect): Use it instead of INSN_UID.
2206 (gen_far_branch): Likewise.
2208 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2210 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2211 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2213 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2215 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2216 (Warning Options): -Wno-conversion-null is valid for
2217 Objective-C++ as well.
2218 * doc/tm.texi (Named Address Spaces): Likewise.
2219 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2220 * doc/tree-ssa.texi (Tree SSA): Likewise.
2222 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2225 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2226 by default. Don't set the default arch for
2227 i[34567]86-*-darwin*|x86_64-*-darwin*.
2229 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2232 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2233 default. Set the default 32bit/64bit archs with $with_arch
2234 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2236 2010-02-27 Richard Guenther <rguenther@suse.de>
2238 PR tree-optimization/43186
2239 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2240 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2241 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2242 unroller iterations.
2244 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2246 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2247 required and i[34567]86-*-* targets don't support 64bit ISA.
2249 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2252 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2255 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2257 * config.gcc: Set the default arch at least to Prescott for
2258 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2259 if SSE math is enabled.
2261 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2263 * diagnostic.c (diagnostic_initialize): Update.
2264 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2266 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2267 (diagnostic_inhibit_notes): New.
2268 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2270 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2273 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2274 * doc/standards.texi: Likewise.
2275 * doc/extend.texi: Likewise.
2276 * doc/trouble.texi: Likewise.
2277 * doc/cppopts.texi: Likewise.
2278 * doc/install.texi: Likewise.
2279 * c.opt (std=c90,std=gnu90): New options.
2280 * c-opts.c (c_common_handle_option): Handle them.
2282 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2285 * c-decl.c (undeclared_variable): Use an informative note.
2287 2010-02-26 Richard Guenther <rguenther@suse.de>
2289 PR tree-optimization/43186
2290 * gimple.h (gimple_fold): Remove.
2291 * gimple.c (gimple_fold): Remove. Inline into single user ...
2292 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2293 Try harder for conditions.
2295 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2298 * function.c (used_types_insert): Don't skip through named pointer
2299 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2300 and it is different from the main variant's type.
2302 2010-02-26 Nick Clifton <nickc@redhat.com>
2304 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2306 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2308 * config.gcc: Support --with-fpmath=sse for x86.
2310 * config/i386/ssemath.h: New.
2312 * doc/install.texi (--with-fpmath=sse): Documented.
2314 2010-02-26 Richard Guenther <rguenther@suse.de>
2316 PR tree-optimization/43188
2317 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2318 vector types of over-aligned element type.
2320 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2323 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2324 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2326 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2328 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2330 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2332 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2333 * var-tracking.c: Include diagnostic.h.
2334 (debug_dv): New function.
2335 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2338 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2339 (add_value_chain, add_value_chains, remove_value_chain,
2340 remove_value_chains): Handle DEBUG_EXPRs.
2341 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2344 * regcprop.c (struct queued_debug_insn_change): New type.
2345 (struct value_data_entry): Add debug_insn_changes field.
2346 (struct value_data): Add n_debug_insn_changes field.
2347 (debug_insn_changes_pool): New variable.
2348 (free_debug_insn_changes, apply_debug_insn_changes,
2349 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2350 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2351 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2353 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2355 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2356 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2357 changes, call cprop_find_used_regs via note_stores.
2358 (copyprop_hardreg_forward): When copying vd from predecessor
2359 which has any queued DEBUG_INSN changes, make sure the pointers are
2360 cleared. At the end call df_analyze and then if there are any
2361 DEBUG_INSN changes queued at the end of some basic block for still
2362 live registers, apply them.
2363 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2365 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2367 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2370 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2372 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2373 targets. Set the default with_cpu/with_arch from arch/cpu.
2374 Allow x86-64 and native for with_cpu/with_arch.
2376 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2378 * ebitmap.c: Change calls to verify_popcount with calls to
2379 sbitmap_verify_popcount.
2380 (ebitmap_clear_bit): Fixed map->cacheindex test and
2381 map>cache update when bit clearing results in an empty
2384 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2387 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2388 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2389 and support both V2DF and V2DI modes.
2390 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2391 support both V2DF and V2DI modes.
2392 (general): Delete trailing whitespace from a few patterns.
2394 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2395 V2DF/V2DI interleave high/low builtins.
2397 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2400 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2401 interleave high/low functions.
2403 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2405 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2406 #pragma extern_prefix.
2408 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2411 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2412 BLKmode, assert op0 is a MEM and just adjust its mode.
2415 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2416 if bitpos isn't multiple of mode's bitsize.
2418 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2420 * c.opt (-ftemplate-depth=): New.
2421 (-ftemplate-depth-): Deprecate.
2422 * optc-gen.awk: Handle -ftemplate-depth=.
2423 * opth-gen.awk: Likewise.
2424 * c-opts.c (c_common_handle_option): Likewise.
2425 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2427 2010-02-24 Jason Merrill <jason@redhat.com>
2429 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2431 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2433 * cfg.c (alloc_aux_for_block): Remove inline.
2434 (alloc_aux_for_edge): Likewise.
2436 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2438 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2440 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2442 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2443 * config/i386/sol2-gas.h: New file.
2444 * config.gcc (i[34567]86-*-solaris2*): Use it.
2446 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2449 * c-typeck.c (ep_convert_and_check): New.
2450 (build_conditional_expr): Use it.
2451 (build_binary_op): Likewise.
2453 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2455 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2458 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2459 bounds even for -O+.
2460 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2461 expr needs to have DECL_NAME set.
2463 2010-02-24 Nick Clifton <nickc@redhat.com>
2465 * config/mep/mep.c: Include gimple.h.
2466 (mep_function_uses_sp): Delete unused function.
2467 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2468 parameters. Use unsigned integers to count args. Return a
2469 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2471 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2474 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2475 greater or equal to nelt instead of 2 * nelt.
2476 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2479 2010-02-23 Jason Merrill <jason@redhat.com>
2482 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2483 in cfun->local_decls even if they have register types.
2486 * stor-layout.c (place_field): Don't warn about unnecessary
2487 DECL_PACKED if the type is packed.
2489 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2492 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2493 GOTOFF relocs, even when the base reg isn't pic pointer.
2495 2010-02-23 Michael Matz <matz@suse.de>
2498 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2499 (expand_gimple_basic_block): Generate and use debug temps if there
2500 are debug uses left after the last real use of TERed ssa names.
2501 Unlink debug immediate uses when they are expanded.
2503 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2506 * config/i386/i386.c (override_options): Reorganise to provide
2507 better error messages.
2509 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2512 * graphite-scop-detection.c (create_single_exit_edge): Move
2513 the call to find_single_exit_edge to....
2514 (create_sese_edges): ...here. Don't handle multiple edges
2515 exiting the function.
2516 (build_graphite_scops): Don't handle multiple edges
2517 exiting the function.
2519 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2522 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2523 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2525 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2528 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2530 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2533 * c-typeck.c (convert_arguments): Print declaration location.
2534 * c-common.c (validate_nargs): Rename as
2535 builtin_function_validate_nargs.
2536 (check_builtin_function_arguments): Update.
2538 2010-02-22 Richard Guenther <rguenther@suse.de>
2541 * tree-inline.c (declare_return_variable): Use the type of
2542 the call stmt lhs if available.
2544 2010-02-22 Duncan Sands <baldrick@free.fr>
2546 * passes.c (register_pass): Always consider all pass lists when
2547 ref_pass_instance_number is zero.
2549 2010-02-22 Richard Guenther <rguenther@suse.de>
2551 PR tree-optimization/42749
2552 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2553 parameter. Do arithmetic in the original type.
2554 (update_accumulator_with_ops): Likewise.
2555 (adjust_accumulator_values): Adjust.
2557 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2559 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2560 (QI to BLKmode splitter): New splitter.
2562 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2564 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2565 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2567 2010-02-22 Richard Guenther <rguenther@suse.de>
2569 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2571 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2573 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2574 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2575 ($(T)crti.o, $(T)crtn.o): Remove rules.
2577 2010-02-21 Tobias Burnus <burnus@net-b.de>
2580 * doc/invoke.texi (-fassociative-math): Document that this
2581 option is automatically enabled for Fortran.
2583 2010-02-20 David S. Miller <davem@davemloft.net>
2585 * configure.ac: Test if linker and assembler properly support
2586 GOTDATA_OP relocations.
2587 * configure: Rebuild.
2588 * config.in: Likewise.
2589 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2590 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2591 (movsi_high_pic): Likewise.
2592 (movdi_lo_sum_pic): Likewise.
2593 (movdi_high_pic): Likewise.
2594 (movsi_pic_gotdata_op): New pattern.
2595 (movdi_pic_gotdata_op): Likewise.
2596 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2597 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2599 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2602 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2603 attribute to ssemul.
2604 (xop_mulv2div2di3_high): Ditto.
2606 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2609 * c.opt (Wconversion-null): New option.
2610 * doc/invoke.texi (Wconversion-null): Document.
2612 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2614 * common.opt (Wlarger-than-): Add Undocumented.
2616 2010-02-19 Mike Stump <mikestump@comcast.net>
2618 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2620 2010-02-19 Jason Merrill <jason@redhat.com>
2623 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2624 * configure: Likewise.
2626 2010-02-20 Alan Modra <amodra@gmail.com>
2629 * cgraph.h (cgraph_make_decl_local): Declare.
2630 * cgraph.c (cgraph_make_decl_local): New function.
2631 (cgraph_make_node_local): Use it.
2632 * cgraphunit.c (cgraph_function_versioning): Likewise.
2633 * ipa.c (function_and_variable_visibility): Likewise.
2635 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2638 * except.c (sjlj_emit_function_enter): Don't call
2639 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2641 * rtl.h (add_reg_br_prob_note): Remove prototype.
2643 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2646 * c-common.c (conversion_warning): Remove widening conversions
2647 before checking the conversion of integers to reals.
2649 2010-02-19 Mike Stump <mikestump@comcast.net>
2652 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2655 * cgraphunit.c (process_function_and_variable_attributes): Check
2656 DECL_PRESERVE_P instead of looking up attribute "used".
2657 * ipa-pure-const.c (check_decl): Likewise.
2658 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2659 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2660 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2661 instead of attribute "used".
2662 * config/sol2-c.c (solaris_pragma_init): Likewise.
2663 (solaris_pragma_fini): Likewise.
2665 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2667 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2668 Use XCNEW instead of xcalloc.
2669 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2670 XNEW instead of xmalloc.
2671 (get_fields): Use XNEWVEC instead of xmalloc.
2674 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2675 populate vars array.
2676 (create_new_general_access): For debug stmts just reset value.
2677 (get_stmt_accesses): For accesses within debug stmts just record them
2678 using add_access_to_acc_sites instead of preventing the peeling or
2679 counting them as accesses.
2682 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2684 2010-02-19 Richard Guenther <rguenther@suse.de>
2686 PR tree-optimization/42916
2687 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2690 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2692 * configure.ac: Replace all uses of changequote in macro arguments
2693 with proper quoting.
2695 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2698 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2700 2010-02-19 Richard Guenther <rguenther@suse.de>
2702 PR tree-optimization/42944
2703 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2704 test for aliasing with errno.
2706 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2709 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2710 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2711 * dojump.c: Include output.h.
2712 (inv): New inline function.
2713 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2714 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2715 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2716 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2717 argument, pass it down to other calls.
2718 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2719 add REG_BR_PROB note to the conditional jump.
2720 * cfgexpand.c (add_reg_br_prob_note): Removed.
2721 (expand_gimple_cond): Don't call it, add the probability
2722 as last argument to jumpif_1/jumpifnot_1.
2723 * Makefile.in (dojump.o): Depend on output.h.
2724 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2726 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2727 * stmt.c (do_jump_if_equal): Likewise.
2728 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2729 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2730 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2732 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2733 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2734 jumpifnot_1 callers.
2735 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2737 (store_expr): Adjust jumpifnot caller.
2738 (store_constructor): Adjust jumpif caller.
2741 * gimplify.c (gimple_boolify): For __builtin_expect call
2742 gimple_boolify also on its first argument.
2744 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2746 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2748 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2749 * configure: Regenerated.
2751 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2753 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2754 lang_hooks.types_compatible_p instead of comptypes.
2756 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2758 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2759 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2760 if __prefer_thumb__ is defined.
2762 2010-02-18 Martin Jambor <mjambor@suse.cz>
2764 PR tree-optimization/43066
2765 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2766 array with zero-sized element type.
2768 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2770 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2771 rtx, allocate struct var_loc_node here and return it to the
2772 caller, and only if it is actually needed.
2773 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2774 move it earlier and return immediately if it returns NULL.
2776 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2778 * config/sparc/gas.h: New file. Restore
2779 TARGET_ASM_NAMED_SECTION to its ELF default.
2780 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2782 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2783 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2784 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2785 after sparc/sysv4.h.
2787 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2789 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2791 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2793 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2794 patterns from predicated pattern.
2796 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2799 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2800 for insn mnemonic suffix.
2802 2010-02-17 Richard Guenther <rguenther@suse.de>
2804 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2807 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2810 * caller-save.c (save_call_clobbered_regs): If BB ends with
2811 a DEBUG_INSN, move any notes in between last real insn and the last
2812 DEBUG_INSN after the last DEBUG_INSN.
2814 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2816 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2817 Fix return type. Fix argument type. Explain meaning of return value.
2819 2010-02-16 Richard Guenther <rguenther@suse.de>
2821 PR tree-optimization/41043
2822 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2823 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2825 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2827 2010-02-16 Ira Rosen <irar@il.ibm.com>
2829 PR tree-optimization/43074
2830 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2831 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2832 vectorizable cycles in hybrid SLP check.
2833 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2835 2010-02-16 Richard Guenther <rguenther@suse.de>
2837 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2838 (true_dependence): If memrefs_conflict_p computes must-alias
2839 trust it. Move TBAA check after offset-based disambiguation.
2840 (canon_true_dependence): Likewise.
2842 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2844 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2845 * doc/invoke.texi: Document it.
2846 * var-tracking.c: Include toplev.h and params.h.
2847 (vt_find_locations): Return bool indicating success. Compute
2848 hash sizes unconditionally. Check new parameter, report.
2849 (variable_tracking_main_1): Check vt_find_locations results and
2850 retry. Renamed from...
2851 (variable_tracking_main): ... this. New wrapper to preserve
2852 flag_var_tracking_assignments.
2853 * Makefile.in (var-tracking.o): Adjust dependencies.
2855 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2856 Jakub Jelinek <jakub@redhat.com>
2859 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2860 if weak_import attribute is present.
2861 * config/darwin.c (machopic_select_section): Likewise.
2863 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2865 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2866 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2867 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2868 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2870 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
2873 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2876 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2877 Rewrite text to refer to the names.
2879 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2881 * config/i386/i386-builtin-types.def
2882 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2883 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2884 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2885 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2886 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2887 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2888 IX86_BUILTIN_VPERMIL2PS256.
2889 (MULTI_ARG_4_DF2_DI_I): Defined.
2890 (MULTI_ARG_4_DF2_DI_I1): Defined.
2891 (MULTI_ARG_4_SF2_SI_I): Defined.
2892 (MULTI_ARG_4_SF2_SI_I1): Defined.
2893 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2894 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2895 __builtin_ia32_vpermil2ps256.
2896 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2897 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2898 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2899 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2900 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2901 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2902 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2903 CODE_FOR_xop_vpermil2v8sf3.
2904 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2905 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2906 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2907 (_mm256_permute2_pd): New.
2908 (_mm_permute2_ps): New.
2909 (_mm256_permute2_ps): New.
2911 2010-02-15 Nick Clifton <nickc@redhat.com>
2913 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2914 boolean parameters. Use emit_jump_insn when emitting a pop
2915 instruction containing a return insn.
2916 (push): Use 'true' rather than '1' as second parameter to F.
2917 (h8300_expand_prologue): Likewise.
2918 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2919 (h8300_expand_epilogue): Likewise.
2921 2010-02-15 Richard Guenther <rguenther@suse.de>
2924 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2927 2010-02-15 Nick Clifton <nickc@redhat.com>
2929 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2932 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2934 * intl.c (fake_ngettext): New function.
2935 * intl.h (fake_ngettext): Declare.
2936 (ngettext): Define macro.
2937 * collect2.c (notice_translated): New function.
2938 (main): Use notice_translated and ngettext.
2939 * collect2.h (notice_translated): Declare.
2941 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2943 * reorg.c (delete_computation): Comment fixes.
2944 * caller-save.c (setup_save_areas): Idem.
2945 * sel-sched-dump.c (dump_lv_set): Idem.
2948 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2950 * config/s390/s390.c (s390_sched_init): New function.
2951 (TARGET_SCHED_INIT): Target hook defined.
2953 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2954 Jack Howarth <howarth@bromo.med.uc.edu>
2955 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2958 Partial revert of unintended change in fix for PR41605.
2959 * config/darwin.h: Fix typo.
2960 * config/darwin9.h: Same.
2962 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2964 * c-pch.c (pch_init): Clear v.
2966 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2969 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2970 graphite_can_represent_init for MULT_EXPR.
2972 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2976 * graphite-sese-to-poly.c (remove_phi): New.
2977 (translate_scalar_reduction_to_array): Call remove_phi.
2979 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2982 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2983 * graphite-clast-to-gimple.h (gloog): Update declaration.
2984 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2985 * graphite-poly.h (struct poly_bb): Add missing comments.
2986 (struct scop): Add poly_scop_p field.
2988 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2989 * graphite.c (graphite_transform_loops): Build the polyhedral
2990 representation for each scop before code generation.
2991 * sese.c (rename_variables_in_operand): Removed.
2992 (rename_variables_in_expr): Return the renamed expression.
2993 (rename_sese_parameters): New.
2994 * sese.h (rename_sese_parameters): Declared.
2996 2010-02-11 Richard Guenther <rguenther@suse.de>
2998 PR tree-optimization/42998
2999 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3000 POINTER_PLUS_EXPR properly.
3002 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3003 Changpeng Fang <changpeng.fang@amd.com>
3006 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3007 the cost of an IV candidate when the IV is used in a test against zero.
3009 * gcc.dg/tree-ssa/ivopts-3.c: New.
3011 2010-02-11 Richard Guenther <rguenther@suse.de>
3014 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3015 pointer-vs-decl case by swapping refs. Handle some cases
3016 of pointer-vs-decl disambiguations more conservatively.
3017 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3018 to false after expanding.
3020 2010-02-11 Richard Guenther <rguenther@suse.de>
3023 * gcc.c (process_command): Handle LTO file@offset case more
3026 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3028 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3029 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3031 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3033 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3034 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3035 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3036 Optimize eq/ne comparisons when both arguments are known to be
3038 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3039 Don't mask operands unnecessarily if they are known to be already
3042 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3044 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3047 2010-02-10 Richard Guenther <rguenther@suse.de>
3049 PR tree-optimization/43017
3050 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3051 for wrapping signed arithmetic.
3053 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3056 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3057 if no debug info should be emitted for it.
3059 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3061 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3062 note when flag_exceptions is set.
3064 2010-02-10 Duncan Sands <baldrick@free.fr>
3066 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3068 2010-02-10 Richard Guenther <rguenther@suse.de>
3071 * tree.c (get_unwidened): Handle constants.
3072 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3074 2010-02-10 Martin Jambor <mjambor@suse.cz>
3077 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3078 check for variable argument counts independently.
3080 2010-02-10 Christian Bruel <christian.bruel@st.com>
3083 * config/sh/sh.c (find_barrier): Increase length for non delayed
3084 conditional branches.
3086 2010-02-10 Christian Bruel <christian.bruel@st.com>
3088 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3090 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3092 * builtins.c (set_builtin_user_assembler_name): Also handle
3093 ffs if int is smaller than word.
3095 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3098 * ira-conflicts.c (get_dup): Remove.
3099 (process_reg_shuffles): Add new parameter. Use it as an
3100 additional guard for copy generation.
3101 (add_insn_allocno_copies): Rewrite.
3103 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3105 * common.opt (fsched2-use-traces): Preserved for backward
3107 * doc/invoke.texi: Remove the documentation about option
3108 -fsched2-use-traces.
3109 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3110 flag_sched2_use_traces.
3111 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3112 the backward compatibility flag section.
3114 2010-02-09 Richard Guenther <rguenther@suse.de>
3116 PR tree-optimization/43008
3117 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3118 make HEAP variables initialized from global memory if they
3119 are not known builtin functions.
3120 (find_func_aliases): Adjust.
3122 2010-02-09 Richard Guenther <rguenther@suse.de>
3124 PR tree-optimization/43000
3125 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3126 arithmetic manually.
3128 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3130 PR tree-optimization/42931
3131 * tree-loop-linear.c (try_interchange_loops): Don't call
3132 double_int_mul if estimated_loop_iterations failed.
3134 2010-02-08 Martin Jambor <mjambor@suse.cz>
3137 * tree-sra.c (build_accesses_from_assign): Do not mark in
3138 should_scalarize_away_bitmap if stmt has volatile ops.
3139 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3142 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3144 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3146 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3148 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3151 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3154 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3156 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3159 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3160 to unknown_dependence.
3161 (graphite_legal_transform_dr): Handle the unknown_dependence.
3162 (graphite_carried_dependence_level_k): Same.
3164 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3166 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3168 2010-02-07 Richard Guenther <rguenther@suse.de>
3171 * expr.c (get_inner_reference): Always initialize *pbitsize.
3173 2010-02-07 Richard Guenther <rguenther@suse.de>
3176 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3177 new ARRAY_REFs on variable size element or minimal index arrays.
3179 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3180 gimple_fold_indirect_ref.
3182 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3185 * arm.c (arm_override_options): Just return if the user has specified
3186 an invalid fpu name.
3188 2010-02-03 Jason Merrill <jason@redhat.com>
3191 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3192 i386_pe_maybe_record_exported_symbol.
3194 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3197 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3198 (pa_delegitimize_address): New function.
3200 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3202 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3203 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3205 2010-02-05 Richard Guenther <rguenther@suse.de>
3208 * lto-streamer-in.c (get_resolution): Deal with references
3209 to undefined functions.
3211 2010-02-05 Richard Guenther <rguenther@suse.de>
3213 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3214 (fold_const_aggregate_ref): Likewise.
3215 (ccp_fold_stmt): Substitute loads.
3216 (maybe_fold_reference): Verify types before substituting.
3218 (fold_gimple_assign): Unshare properly.
3219 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3221 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3223 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3224 for rs6000_gen_cell_microcode.
3226 2010-02-04 Richard Guenther <rguenther@suse.de>
3228 PR rtl-optimization/42952
3229 * dse.c (const_or_frame_p): Remove MEM handling.
3231 2010-02-04 Nick Clifton <nickc@redhat.com>
3233 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3234 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3235 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3236 (mn10300_asm_output_mi_thunk): New function.
3237 (mn10300_can_output_mu_thunk): New function.
3238 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3239 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3240 (FUNCTION_ARG): Delete incorrect comment.
3242 2010-02-03 Jason Merrill <jason@redhat.com>
3245 * fold-const.c (operand_equal_p): Handle erroneous types.
3247 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3249 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3251 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3253 PR rtl-optimization/42941
3254 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3257 2010-02-03 Jason Merrill <jason@redhat.com>
3260 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3262 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3265 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3266 (cselib_reset_table): Renamed from...
3267 (cselib_reset_table_with_next_value): ... this.
3268 (cselib_get_next_uid): Renamed from...
3269 (cselib_get_next_unknown_value): ... this.
3270 * cselib.c (next_uid): Renamed from...
3271 (next_unknown_value): ... this.
3272 (cselib_clear_table): Adjust.
3273 (cselib_reset_table): Adjust. Renamed from...
3274 (cselib_reset_table_with_next_value): ... this.
3275 (cselib_get_next_uid): Adjust. Renamed from...
3276 (cselib_get_next_unknown_value): ... this.
3277 (get_value_hash): Use hash.
3278 (cselib_hash_rtx): Likewise.
3279 (new_cselib_val): Adjust. Set and dump uid.
3280 (cselib_lookup_mem): Pass next_uid as hash.
3281 (cselib_subst_to_values): Likewise.
3282 (cselib_log_lookup): Dump uid.
3283 (cselib_lookup): Pass next_uid as hash. Adjust.
3284 (cselib_process_insn): Adjust.
3285 (cselib_init): Initialize next_uid.
3286 (cselib_finish): Adjust.
3287 (dump_cselib_table): Likewise.
3288 * dse.c (canon_address): Dump value uid.
3289 * print-rtl.c (print_rtx): Print value uid.
3290 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3292 (dv_uid): New function, sort of renamed from...
3293 (dv_htab_hash): ... this, reimplemented in terms of it and...
3294 (dv_uid2hash): ... this. New.
3295 (variable_htab_eq): Drop excess assertions.
3296 (tie_break_pointers): Removed.
3297 (canon_value_cmp): Compare uids.
3298 (variable_post_merge_New_vals): Print uids.
3299 (vt_add_function_parameters): Adjust.
3300 (vt_initialize): Reset table. Adjust.
3302 2010-02-03 Richard Guenther <rguenther@suse.de>
3304 PR tree-optimization/42944
3305 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3306 (call_may_clobber_ref_p_1): Likewise. Properly handle
3307 malloc and calloc clobbering errno.
3309 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3311 * doc/invoke.texi: Fix name of sched1 dump.
3313 * opts.c (decode_options): Set flag_tree_switch_conversion
3314 only conditionally on optimize >= 2.
3316 * gcse.c: Assorted comment fixes in pass description.
3318 2010-02-03 Anthony Green <green@moxielogic.com>
3320 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3321 nop padding in order to maintain alignment of storage location of
3322 target function address.
3323 (moxie_trampoline_init): Store target function address at newly
3325 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3327 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3329 2010-02-03 Richard Guenther <rguenther@suse.de>
3332 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3334 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3336 * config.gcc: Reenable check for obsolete targets.
3337 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3338 mips-sgi-irix6.[0-4]*.
3340 2010-02-02 Nick Clifton <nickc@redhat.com>
3342 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3343 constant size of 4 as being the same as 0.
3344 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3345 can take values in the range 0..4.
3347 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3350 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3351 as _darwin10_Unwind_FindEnclosingFunction().
3352 * libgcc-libsystem.ver: New.
3354 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3357 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3358 implicitly set registers.
3360 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3362 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3363 (arm_override_options): Allow automatic selection of the thread
3364 pointer register if thumb2.
3365 (legitimize_pic_address): Improve code sequences for Thumb2.
3366 (arm_call_tls_get_addr): Likewise.
3367 (legitimize_tls_address): Likewise.
3368 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3369 (pic_load_addr_32bit): ... this. New named pattern.
3370 * thumb2.md (pic_load_addr_thumb2): Delete.
3371 (pic_load_dot_plus_four): Delete.
3372 (tls_load_dot_plus_four): New named pattern.
3374 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3377 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3378 Document fix for TLS bug.
3380 2010-01-31 Richard Guenther <rguenther@suse.de>
3382 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3383 conservatively correct.
3385 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3389 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3391 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3393 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3395 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3397 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3399 * config.gcc: Adjust order of makefile fragments for mingw targets.
3401 2010-01-31 Richard Guenther <rguenther@suse.de>
3404 * gimplify.c (gimplify_init_constructor): For volatile LHS
3405 initialize a temporary.
3407 2010-01-31 Matthias Klose <doko@ubuntu.com>
3409 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3411 * configure: Regenerate.
3413 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3415 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3416 the same alias set and their sizes different constantness.
3417 (aliasing_component_refs_p): Revert 2009-10-24 change.
3419 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3421 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3424 2010-01-29 Richard Guenther <rguenther@suse.de>
3426 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3427 Assert we successfully updated the call.
3429 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3431 PR rtl-optimization/42889
3432 * df.h (df_set_bb_dirty_nonlr): New prototype.
3433 * df-core.c (df_set_bb_dirty_nonlr): New function.
3434 * df-scan.c (df_insn_rescan): Call it instead of
3435 df_set_bb_dirty for DEBUG_INSNs.
3437 2010-01-29 Richard Guenther <rguenther@suse.de>
3440 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3441 quadratic behavior in most cases.
3443 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3446 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3447 in the call to gen_x86_movsicc_0_m1.
3449 2010-01-28 Richard Guenther <rguenther@suse.de>
3451 PR tree-optimization/42871
3452 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3454 2010-01-28 Richard Guenther <rguenther@suse.de>
3456 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3457 into call arguments.
3459 2010-01-28 Richard Guenther <rguenther@suse.de>
3462 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3463 the forwarder if the destination is an EH landing pad.
3465 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3467 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3468 block list passed to gimple_duplicate_sese_tail.
3469 (parallelize_loops): Avoid parallelization when the function
3471 Avoid parallelization when the preheader is IRREDUCIBLE.
3472 Try to optimize when estimated_loop_iterations_int is unresolved.
3473 Add the loop's location to the dump file.
3474 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3475 (gimple_duplicate_sese_tail): Remove the check for the latch.
3476 Redirect nexits to the exit block.
3477 Remove handling of the incoming edges to the latch.
3478 Redirect the backedge from the copied latch to the exit bb.
3480 2010-01-28 Michael Matz <matz@suse.de>
3483 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3484 Wrap force_reg into a sequence, emit it before user.
3486 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3488 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3490 (arm_legacy_rev): Likewise.
3491 (thumb_legacy_rev): Likewise.
3493 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3495 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3496 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3497 on MEM's address failed, try avoid_constant_pool_reference and
3498 recurse if it returned something different.
3499 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3500 address, try avoid_constant_pool_reference and recurse if it
3501 returned something different.
3502 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3503 address and avoid_constant_pool_reference returned something
3504 different, don't set have_address.
3506 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3509 * var-tracking.c (val_store): Add modified argument, obey it.
3511 (count_uses): Move down logging of main.
3512 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3513 don't need resolution.
3514 (emit_notes_in_bb): Likewise.
3516 2010-01-27 Richard Guenther <rguenther@suse.de>
3519 * tree-inline.c (remap_decl): Delay remapping of SSA name
3520 default definitions until we need them.
3522 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3524 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3525 (rs6000_delegitimize_address): New function.
3527 * config/s390/s390.c (s390_delegitimize_address): Call
3528 delegitimize_mem_from_attrs.
3531 * tree-inline.c (cannot_copy_type_1): Removed.
3532 (copy_forbidden): Don't forbid copying of functions containing
3533 records/unions with variable length fields.
3535 2010-01-27 Christian Bruel <christian.bruel@st.com>
3539 * config/sh/sh.c (find_barrier): Increase length for non delayed
3540 conditional branches.
3542 2010-01-27 Matthias Klose <doko@ubuntu.com>
3544 * configure.ac (gnu-unique-object): Fix ldd version check.
3545 * configure: Regenerate.
3547 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3549 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3551 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3552 Test for HAVE_GNU_AS value.
3554 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3556 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3557 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3558 INT64_TYPE): Define.
3559 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3560 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3561 INT_LEAST64_TYPE): Define.
3562 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3563 UINT_LEAST64_TYPE): Define.
3564 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3565 INT_FAST64_TYPE): Define.
3566 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3567 UINT_FAST64_TYPE): Define.
3568 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3569 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3570 (SIG_ATOMIC_TYPE): Define.
3572 2010-01-26 Richard Guenther <rguenther@suse.de>
3574 * df-scan.c (df_scan_set_bb_info): Remove assert.
3575 (df_insn_rescan_debug_internal): Merge asserts.
3576 (df_install_ref): Likewise.
3577 (df_mark_reg): Use bitmap_set_range.
3578 (df_hard_reg_used_p): Remove assert.
3579 (df_hard_reg_used_count): Likewise.
3581 2010-01-26 Richard Guenther <rguenther@suse.de>
3583 PR rtl-optimization/42685
3584 * web.c (web_main): Ignore DEBUG_INSNs.
3586 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3588 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3590 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3591 Fix types of fndecl and arglist parameters.
3593 2010-01-26 Richard Guenther <rguenther@suse.de>
3596 * tree-eh.c (unsplit_eh): Skip debug insns.
3598 2010-01-26 Richard Guenther <rguenther@suse.de>
3600 PR tree-optimization/42250
3601 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3603 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3606 * omp-low.c (expand_omp_sections): Only use single_pred if
3607 l2_bb is single_pred_p.
3609 2010-01-25 Christian Bruel <christian.bruel@st.com>
3612 * config/sh/sh.c (find_barrier): Increase length for non delayed
3613 conditional branches.
3614 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3616 2010-01-24 David S. Miller <davem@davemloft.net>
3618 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3619 define if not using GAS.
3620 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3621 Likewise. Delete SECTION_MERGE code, which is only applicable
3624 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3627 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3628 mangling of va_list in system headers.
3630 2010-01-23 Toon Moene <toon@moene.org>
3632 * tree-predcom.c (combine_chains): Return NULL, not false.
3634 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3636 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3637 initialization of variable res to agree with return type.
3639 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3641 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3642 * tree-sra.c: Add include of expr.h.
3644 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3646 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3647 insert the debug stmt on the single non-EH edge from the stmt.
3649 2010-01-22 Richard Henderson <rth@redhat.com>
3652 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3653 the RHS until after generate_subtree_copies has insertted its
3654 code before the current statement.
3656 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3658 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3660 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3662 2010-01-21 Martin Jambor <mjambor@suse.cz>
3664 PR tree-optimization/42585
3665 * tree-sra.c (struct access): New field grp_total_scalarization.
3666 (dump_access): Dump the new field.
3667 (should_scalarize_away_bitmap): New variable.
3668 (cannot_scalarize_away_bitmap): Likewise.
3669 (sra_initialize): Allocate new bitmaps.
3670 (sra_deinitialize): Free new bitmaps.
3671 (create_access_1): New function.
3672 (create_access): Parts moved to create_access_1.
3673 (type_consists_of_records_p): New function.
3674 (completely_scalarize_record): Likewise.
3675 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3676 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3677 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3679 (analyze_all_variable_accesses): Completely scalarize small eligible
3682 2010-01-21 Martin Jambor <mjambor@suse.cz>
3684 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3686 2010-01-21 Andrew Haley <aph@redhat.com>
3688 * gcc.c (process_command): Move lang_specific_driver before
3689 setting cc_libexec_prefix.
3691 2010-01-21 Richard Guenther <rguenther@suse.de>
3694 * fold-const.c (negate_expr_p): Pretend only negative
3695 real constants are easily negatable.
3697 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3698 Jason Merrill <jason@redhat.com>
3700 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3701 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3702 * calls.c (initialize argument_information): Handle it.
3703 * c-common.c (handle_transparent_union_attribute): Use new name.
3704 * c-decl.c (finish_struct): Ditto.
3705 * c-typeck.c (type_lists_compatible_p): Ditto.
3706 (convert_for_assignment): Use new name and also handle record.
3707 * function.c (aggregate_value_p): Handle it.
3708 (pass_by_reference): Ditto.
3709 (assign_parm_data_types): Ditto.
3710 * print-tree.c (print_node): Ditto.
3711 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3712 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3713 * tree.c (first_field): New fn.
3715 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3718 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3719 even when linking statically, for now.
3721 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3724 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3725 without a cselib val.
3726 (count_uses): Accept MO_VAL_SET with no val on stores.
3727 (add_stores): Likewise.
3729 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3731 * var-tracking.c (check_value_val): Add a compile time assertion.
3732 (dv_is_decl_p): Simplify.
3733 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3734 gcc_assert if ENABLE_CHECKING.
3736 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3739 * var-tracking.c: Include tree-flow.h.
3740 (mem_dies_at_call): New.
3741 (dataflow_set_preserve_mem_locs): Use it.
3742 (dataflow_set_remove_mem_locs): Likewise.
3743 (dump_var): Renamed from dump_variable. Adjust all callers.
3744 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3745 * Makefile.in (var-tracking.o): Adjust deps.
3747 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3749 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3751 2010-01-20 Richard Guenther <rguenther@suse.de>
3753 PR tree-optimization/42717
3754 * tree-ssa-dce.c (get_live_post_dom): Remove.
3755 (forward_edge_to_pdom): Take an arbitrary edge to copy
3756 degenerate PHI args from.
3757 (remove_dead_stmt): Use the first post-dominator even if it
3758 does not contain live statements as redirection destination.
3760 2010-01-20 Richard Guenther <rguenther@suse.de>
3762 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3764 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3766 * sel-sched.c (create_speculation_check): Remove set but not used
3768 (try_transformation_cache): Remove set but not used variable ds.
3769 (calculate_privileged_insns): Remove set but not used variables
3770 cur_insn and min_spec_insn.
3771 (find_best_expr): Remove set but not used variable avail_n.
3772 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3774 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3776 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3777 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3780 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3783 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3784 cpu types. Add support for *-sse3 cpu types.
3785 (x86_64-*-*): Ditto.
3787 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3790 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3791 argument, call initializer_constant_valid_p_1 instead of
3792 initializer_constant_valid_p, pass CACHE to it, return NULL
3793 immediately if first call returns NULL.
3794 (initializer_constant_valid_p_1): New function.
3795 (initializer_constant_valid_p): Use it.
3797 2010-01-20 Thomas Quinot <quinot@adacore.com>
3799 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3801 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3803 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3804 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3805 (loc_list_from_tree): Don't handle unsigned division. Handle
3806 signed modulo using DW_OP_{over,over,div,mul,minus}.
3807 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3808 modulo instead of signed.
3810 2010-01-20 DJ Delorie <dj@redhat.com>
3812 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3814 (h8300_emit_stack_adjustment): Propogate it.
3816 (h8300_expand_prologue): Likewise.
3817 (h8300_expand_epilogue): Likewise.
3819 2010-01-19 Michael Matz <matz@suse.de>
3821 PR tree-optimization/41783
3822 * tree-data-ref.c (toplevel): Include flags.h.
3823 (dump_data_dependence_relation): Also dump the inputs if the
3824 result will be unknown.
3825 (split_constant_offset_1): Look through some conversions.
3826 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3827 the offset from last element is too large.
3828 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3829 (reassociate_to_the_same_stmt): Handle vector registers.
3830 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3832 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3833 wide_prolog_niters argument, emit widening instructions.
3834 (vect_do_peeling_for_alignment): Adjust caller, use widened
3835 variant of the iteration cound.
3836 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3838 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3841 * config/arm/neon-testgen.m (emit_automatics): New parameter
3842 features. Adjust for Fixed_return_reg feature.
3843 (test_intrinsic): Call emit_automatics with new feature.
3844 * config/arm/neon.ml: Update copyright years.
3845 (features): New Fixed_return_reg feature.
3846 (ops): Update feature for Vget_low.
3848 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3850 PR tree-optimization/42719
3851 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3855 * fwprop.c (all_uses_available_at): Return false if def_set dest
3856 is a REG that is used in def_insn.
3858 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3860 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3862 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3865 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3867 * target.h (struct gcc_target) <secondary_reload>: Change type
3868 of last argument to secondary_reload_info *.
3870 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3873 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3874 memory references with unaligned offsets. Remove CQImode handling.
3875 (unaligned_memory_operand): Return 1 for memory references with
3876 unaligned offsets. Remove CQImode handling.
3878 2010-01-18 Richard Guenther <rguenther@suse.de>
3881 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3884 2010-01-18 Richard Guenther <rguenther@suse.de>
3886 PR tree-optimization/42781
3887 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3888 restrict processing only if the original variable was artificial.
3890 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3892 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3893 find number of popped argument bytes.
3895 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3896 Fix the text that describes the return value for invalid insns.
3898 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3900 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3901 Clarify what 'cost of the -dependence' is. Fix quoting.
3903 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3904 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3906 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3908 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3909 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3911 2010-01-17 Richard Guenther <rguenther@suse.de>
3914 * function.c (split_complex_args): Take a VEC to modify.
3915 (assign_parms_augmented_arg_list): Build a VEC instead of
3916 a chain of PARM_DECLs.
3917 (assign_parms_unsplit_complex): Take a VEC of arguments.
3918 Do not fixup unmodified parms.
3919 (assign_parms): Deal with the VEC.
3920 (gimplify_parameters): Likewise.
3922 2010-01-17 Richard Guenther <rguenther@suse.de>
3924 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3925 node existence check.
3926 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3927 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3928 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3929 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3930 (gimple_execute_on_growing_pred): Likewise.
3932 2010-01-17 Richard Guenther <rguenther@suse.de>
3934 PR tree-optimization/42773
3935 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3936 (compute_antic_aux): Likewise.
3937 (compute_partial_antic_aux): Likewise.
3939 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3942 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3945 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3947 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3950 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3951 Fix markup for strict argument.
3953 (TARGET_SCHED_REORDER2): Fix argument types.
3955 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3956 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3958 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3959 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3961 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3964 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3965 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3966 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3967 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3968 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3970 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3972 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3974 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3975 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3977 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3979 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3982 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3984 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3985 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3987 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3989 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3991 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3992 referring to it. Fix language.
3994 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3996 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3998 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4000 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4002 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4003 '@var{stream}. Remove stray 'and'.
4005 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4007 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4009 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4011 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4012 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4014 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4015 Fix description of return value.
4016 Rename argument "sz" to "len."
4018 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4019 Clarify meaning of 'true' return value.
4021 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4023 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4024 rep_mode versus mode_rep.
4026 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4028 (TARGET_BUILTIN_DECL): Fix name.
4030 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4032 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4034 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4036 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4038 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4040 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4043 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4044 Rename argument tm_fn to md_fn.
4046 (TARGET_OPTION_PRINT): Fix argument list.
4048 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4051 * config/i386/i386.c (ix86_fixup_binary_operands):
4052 Revert FMA4 fixup of operands.
4054 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4057 * Makefile.in (write_entries_to_file, install-plugin):
4058 Use \012 instead of \n with tr.
4060 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4062 * configure.ac (HAVE_AS_REF): New C macro.
4063 * configure: Regenerate.
4064 * config.in: Likewise.
4065 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4067 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4070 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4072 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4074 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4076 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4078 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4080 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4082 (TARGET_BINDS_LOCAL_P): Fix argument type.
4084 (TARGET_ASM_FILE_END): Use prototype.
4086 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4088 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4090 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4092 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4094 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4095 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4097 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4098 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4100 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4101 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4102 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4103 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4105 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4107 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4109 (TARGET_INIT_BUILTINS): Use prototype.
4111 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4112 Put 'const char *' in braces. Fix parameter types.
4113 (TARGET_INVALID_CONVERSION): Fix parameter types.
4114 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4115 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4117 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4120 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4122 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4124 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4126 * doc/tm.texi (TARGET_HELP): Fix return type.
4128 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4129 in braces. Fix argument types.
4131 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4133 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4135 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4137 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4138 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4140 (TARGET_MANGLE_TYPE): Fix argument types.
4142 (TARGET_IRA_COVER_CLASSES): Use prototype.
4144 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4146 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4148 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4150 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4152 (TARGET_CALLEE_COPIES): Fix argument types.
4154 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4156 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4158 (TARGET_FUNCTION_VALUE): Fix argument types.
4160 (TARGET_RETURN_IN_MSB): Fix argument type.
4162 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4164 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4166 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4168 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4169 agree with return type.
4171 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4173 2010-01-15 Jing Yu <jingyu@google.com>
4175 PR rtl-optimization/42691
4176 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4177 a pseudo to a constant and are merged, and adjust comments.
4179 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4181 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4183 2010-01-15 Richard Guenther <rguenther@suse.de>
4186 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4187 labels of computed or non-local gotos to the destination.
4188 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4189 landing pad label is the first label.
4191 2010-01-15 Richard Guenther <rguenther@suse.de>
4193 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4195 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4198 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4199 to allow generation of the xssqrtdp instruction on power7.
4200 (sqrtdf2_fpr): Ditto.
4202 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4205 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4206 functions with noreturn attribute.
4209 * varasm.c (declare_weak): Add weak attribute to decl if it
4210 doesn't have one already.
4211 (assemble_external): Only add decls to weak_decls if they also
4212 have weak attribute.
4214 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4216 * var-tracking.c (var_reg_delete): Don't delete the association
4217 between REGs and values or one-part variables if the register
4220 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4223 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4224 because its first operand is a non-localized variable.
4226 2010-01-14 Martin Jambor <mjambor@suse.cz>
4228 PR tree-optimization/42706
4229 * tree-sra.c (encountered_recursive_call): New variable.
4230 (encountered_unchangable_recursive_call): Likewise.
4231 (sra_initialize): Initialize both new variables.
4232 (callsite_has_enough_arguments_p): New function.
4233 (scan_function): Call decl and flags check only for IPA-SRA, check
4234 whether there is a recursive call and whether it has enough arguments.
4235 (all_callers_have_enough_arguments_p): New function.
4236 (convert_callers): Look for recursive calls only when
4237 encountered_recursive_call is set.
4238 (ipa_early_sra): Bail out either if
4239 !all_callers_have_enough_arguments_p or
4240 encountered_unchangable_recursive_call.
4242 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4244 * sel-sched.c: Add 2010 to copyright years.
4245 * sel-sched-ir.c: Likewise.
4246 * sel-sched-ir.h: Likewise.
4248 2010-01-14 Martin Jambor <mjambor@suse.cz>
4250 PR tree-optimization/42714
4251 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4252 constructors specially.
4254 2010-01-14 Andi Kleen <ak@linux.intel.com>
4256 * config/i386/drivers-i386.c (detect_caches_intel):
4257 Add l2sizekb parameter and fill in.
4258 (host_detect_local_cpu): Add l2sizekb, fill in.
4259 Add Atom small cache heuristic.
4261 2010-01-14 Andi Kleen <ak@linux.intel.com>
4263 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4264 Add level3 parameter and fill in.
4265 (detect_caches_intel): Handle level3 cache.
4267 2010-01-14 Andi Kleen <ak@linux.intel.com>
4269 * config/i386/drivers-i386.c (host_detect_local_cpu):
4270 Fix core duo detection.
4272 2010-01-14 Andi Kleen <ak@linux.intel.com>
4274 * config/i386/drivers-i386.c (host_detect_local_cpu):
4277 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4279 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4280 (rs6000_variable_issue_1): this. Use...
4281 (rs6000_variable_issue): here. Reimplement. Print debug info.
4283 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4285 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4286 sel_restore_notes. Update all callers. Call reemit_notes
4289 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4291 PR rtl-optimization/42246
4292 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4295 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4297 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4298 all successors is the same as number of successors in current region.
4300 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4302 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4303 to rename is not separable. Otherwise check that its LHS is not NULL.
4305 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4307 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4309 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4311 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4312 available registers when failed to discover LHS register class.
4313 Fix indentation. Update comment.
4315 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4316 Alexander Monakov <amonakov@ispras.ru>
4318 PR rtl-optimization/42389
4319 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4321 (advance_state_on_fence): Likewise.
4322 (sel_target_adjust_priority): Print debug output only when
4323 sched_verbose >= 4, not 2.
4324 (get_expr_cost): Do not issue all unique insns on the next cycle.
4325 (fill_insns): Initialize can_issue_more from the value saved
4327 * sel-sched-ir.c (flist_add): New parameter issue_more.
4328 Init FENCE_ISSUE_MORE with it.
4329 (merge_fences): Likewise.
4330 (init_fences): Update call to flist_add.
4331 (add_to_fences, add_clean_fence_to_fences)
4332 (add_dirty_fence_to_fences): Likewise.
4333 (move_fence_to_fences): Update call to merge_fences.
4334 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4336 * sel-sched-ir.h (struct _fence): New field issue_more.
4337 (FENCE_ISSUE_MORE): New accessor macro.
4339 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4341 PR rtl-optimization/42388
4342 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4343 that have no predecessors nor successors. Do not call move_bb_info
4344 for empty blocks outside of current region.
4346 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4348 PR rtl-optimization/42294
4349 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4350 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4351 originators' originators.
4353 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4355 PR rtl-optimization/39453
4356 PR rtl-optimization/42246
4357 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4359 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4361 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4362 Alexander Monakov <amonakov@ispras.ru>
4365 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4366 (maybe_tidy_empty_bb): ... here. Make static. Add new
4367 argument. Update all callers.
4368 (tidy_control_flow): ... and here. Recompute topological order
4369 of basic blocks in region if necessary.
4370 (sel_redirect_edge_and_branch): Change return type. Return true
4371 if topological order might have been invalidated.
4372 (purge_empty_blocks): Export and move from...
4373 * sel-sched.c (purge_empty_blocks): ... here.
4374 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4375 (maybe_tidy_empty_bb): Delete prototype.
4376 (purge_empty_blocks): Declare.
4378 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4380 PR rtl-optimization/42249
4381 * sel-sched.c (try_replace_dest_reg): When chosen register
4382 and original register is the same, do not bail out early, but
4383 still check all original insns for validity of replacing destination
4384 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4387 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4390 Port from no-undefined-overflow branch:
4391 2009-03-09 Richard Guenther <rguenther@suse.de>
4393 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4395 2010-01-14 Richard Guenther <rguenther@suse.de>
4398 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4400 2010-01-14 Ira Rosen <irar@il.ibm.com>
4402 PR tree-optimization/42709
4403 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4404 as scalar type in creation of constant vector operand.
4406 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4409 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4410 (check-parallel-%): Match `testsuite' directory component only
4413 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4415 PR translation/39521
4416 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4419 2010-01-13 Richard Guenther <rguenther@suse.de>
4421 PR tree-optimization/42730
4422 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4425 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4428 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4429 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4432 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4434 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4435 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4436 ___umulsi3_highpart.
4438 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4439 rather than schedule_insns if the pass is enabled.
4441 2010-01-13 Martin Jambor <mjambor@suse.cz>
4443 PR tree-optimization/42704
4444 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4447 2010-01-13 Martin Jambor <mjambor@suse.cz>
4449 PR tree-optimization/42703
4450 * tree-sra.c (analyze_access_subtree): Check that we can build a
4451 reference to the original data within the aggregate.
4453 2010-01-13 Richard Guenther <rguenther@suse.de>
4455 PR tree-optimization/42705
4456 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4458 2010-01-13 Richard Guenther <rguenther@suse.de>
4461 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4463 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4466 * var-tracking.c (values_to_unmark): New variable.
4467 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4468 values_to_unmark vector. Moved body to...
4469 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4470 instead queue it into values_to_unmark vector.
4471 (vt_find_locations): Free values_to_unmark vector.
4473 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4475 * config/s390/s390.c (override_options): Set
4476 default of max-pending-list-length to 256
4478 2010-01-13 Richard Guenther <rguenther@suse.de>
4481 * tree-pass.h (PROP_gimple_lcx): New.
4482 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4483 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4484 before the final cleanup_eh.
4485 (dump_properties): Dump PROP_gimple_lcx.
4486 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4487 (tree_lower_complex_O0): Remove.
4488 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4489 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4490 tree_lower_complex, schedule TODO_update_ssa.
4491 * lto-streamer-out.c (output_function): Stream the functions
4493 * lto-streamer-in.c (input_function): Likewise.
4494 (lto_read_body): Do not override them here.
4496 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4499 * c-typeck.c (build_c_cast): Fold value cast to union type before
4500 wrapping it in a CONSTRUCTOR.
4502 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4504 PR rtl-optimization/42699
4505 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4508 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4510 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4511 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4512 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4513 SUBTARGET_WARN_UNUSED_SPEC): ... here
4514 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4516 2010-01-12 Julian Brown <julian@codesourcery.com>
4518 * config/arm/neon-schedgen.ml (Utils): Don't try to
4519 open missing module.
4520 (find_with_result): New.
4522 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4525 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4526 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4528 PR tree-optimization/42645
4529 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4530 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4531 decl_map, set processing_debug_stmt to -1 and return name without
4534 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4536 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4537 binutils version, and reword target configuration description.
4539 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4541 * config/avr/avr.h (LINKER_NAME): Remove.
4543 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4546 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4547 that support VSX, warn for -mno-altivec if vsx is not disabled,
4550 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4551 Shujing Zhao <pearly.zhao@oracle.com>
4553 PR translation/42469
4554 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4555 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4556 character between option name and help text.
4557 * c.opt (imultilib): Likewise.
4559 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4561 * lto-streamer-out.c (output_unreferenced_globals): Output static
4564 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4566 PR rtl-optimization/42621
4567 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4568 optimizing for size.
4569 (duplicate_computed_gotos): Remove now-redundant check.
4571 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4574 * configure.ac: Save and restore LDFLAGS and LIBS
4575 * configure: Regenerate.
4577 2010-01-10 Richard Guenther <rguenther@suse.de>
4580 * builtins.c (fold_builtin_strlen): Add type argument and
4581 convert the resulting length to it.
4582 (fold_builtin_1): Adjust.
4584 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4586 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4587 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4589 (num_insns_constant_wide): Adjust for that change.
4591 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4594 * web.c (union_defs): Add used argument, to combine uses of
4596 (entry_register): Adjust type and tests of used argument.
4597 (web_main): Widen used for new use. Pass it to union_defs.
4598 * df.h (union_defs): Adjust prototype.
4600 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4603 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4604 uses in new incoming argument. Free body.
4605 (reset_debug_uses_in_loop): New.
4606 (analyze_insn_to_expand_var): Call the latter if the former found
4607 anything. Fix whitespace. Reject invalid dest overlaps before
4608 going through all insns in the loop.
4610 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4613 * haifa-sched.c (dying_use_p): Debug insns don't count.
4615 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4618 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4619 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4620 (verify_gimple_call): Reject LHS in noreturn calls.
4622 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4626 * tree-vect-loop-manip.c (adjust_info): New type.
4627 (adjust_vec): New pointer to vector.
4628 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4629 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4630 (slpeel_update_phis_for_duplicate_loop): Use them.
4631 (slpeel_update_phi_nodes_for_guard1): Likewise.
4632 (slpeel_update_phi_nodes_for_guard2): Likewise.
4633 (slpeel_tree_peel_loop_to_edge): Likewise.
4634 (vect_update_ivs_after_vectorizer): Likewise.
4636 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4638 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4639 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4641 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4643 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4644 bogus uninitialized warning.
4646 2010-01-09 Richard Guenther <rguenther@suse.de>
4649 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4650 the evolution is compatible with the initial condition.
4652 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4654 * gcc.c (process_command): Update copyright notice dates.
4655 * gcov.c (print_version): Likewise.
4656 * gcov-dump.c (print_version): Likewise.
4657 * mips-tfile.c (main): Likewise.
4658 * mips-tdump.c (main): Likewise.
4660 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4663 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4665 (rotlhi3_8): Delete.
4667 (rotlsi3_8): Delete.
4668 (rotlsi3_16): Delete.
4669 (rotlsi3_24): Delete.
4671 (*rotw<mode>3): New.
4672 (*rotb<mode>3): New.
4673 * config/avr/avr.c (avr_rotate_bytes): New function.
4674 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4676 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4679 * configure.ac: Modify -rdynamic check.
4680 * configure: Regenerate.
4682 2010-01-08 DJ Delorie <dj@redhat.com>
4684 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4685 register popping order.
4687 2010-01-08 Richard Guenther <rguenther@suse.de>
4690 * c.opt (fsigned-char): Also let LTO handle this option.
4691 (funsigned-char): Likewise.
4693 2010-01-07 Richard Guenther <rguenther@suse.de>
4695 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4696 (gimple_op): Likewise.
4697 (gimple_op_ptr): Likewise.
4698 (gimple_assign_set_lhs): Remove gcc_assert.
4699 (gimple_assign_set_rhs1): Likewise.
4700 (gimple_assign_set_rhs2): Likewise.
4701 (gimple_call_set_lhs): Likewise.
4702 (gimple_call_set_fn): Likewise.
4703 (gimple_call_set_fndecl): Likewise.
4704 (gimple_call_fndecl): Likewise.
4705 (gimple_call_return_type): Likewise.
4706 (gimple_call_set_chain): Likewise.
4707 (gimple_call_num_args): Likewise.
4708 (gimple_call_set_arg): Likewise.
4709 (gimple_cond_set_code): Likewise.
4710 (gimple_cond_set_lhs): Likewise.
4711 (gimple_cond_set_rhs): Likewise.
4712 (gimple_cond_set_true_label): Likewise.
4713 (gimple_cond_set_false_label): Likewise.
4714 (gimple_label_set_label): Likewise.
4715 (gimple_goto_set_dest): Likewise.
4716 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4717 (gimple_debug_bind_get_value): Likewise.
4718 (gimple_debug_bind_get_value_ptr): Likewise.
4719 (gimple_debug_bind_set_var): Likewise.
4720 (gimple_debug_bind_set_value): Likewise.
4721 (gimple_debug_bind_reset_value): Likewise.
4722 (gimple_debug_bind_has_value_p): Likewise.
4723 (gimple_return_retval_ptr): Remove gcc_assert.
4724 (gimple_return_retval): Likewise.
4725 (gimple_return_set_retval): Likewise.
4726 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4727 (safe_referenced_var_iterator): Remove.
4728 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4729 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4730 (fill_referenced_var_vec): Remove.
4731 (first_readonly_imm_use): Remove redundant gcc_assert.
4732 (phi_arg_index_from_use): Combine gcc_asserts.
4733 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4734 (first_imm_use_stmt): Remove redundant gcc_assert.
4735 * tree-cfg.c (verify_gimple_call): Verify function and chain
4736 operands. Verify arguments.
4737 (verify_types_in_gimple_stmt): Verify condition code and labels.
4739 2010-01-07 Richard Guenther <rguenther@suse.de>
4741 PR tree-optimization/42641
4742 * sese.c (rename_map_elt_info): Use the SSA name version, do
4745 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4747 PR tree-optimization/42625
4748 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4749 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4751 2010-01-07 Duncan Sands <baldrick@free.fr>
4753 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4755 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4758 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4759 note itself is not function_invariant_p.
4761 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4763 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4764 Do not add the DF_NOTE problem.
4765 * store-motion.c (execute_rtl_store_motion): Likewise.
4767 2010-01-07 Martin Jambor <mjambor@suse.cz>
4769 PR tree-optimization/42157
4770 * tree-sra.c (compare_access_positions): Stabilize sort if both
4771 accesses have integer types, return zero immediately if they are the
4774 2010-01-06 Richard Henderson <rth@redhat.com>
4777 * haifa-sched.c (add_to_note_list): Merge into ...
4778 (concat_note_lists): ... here, and ...
4779 (unlink_other_notes, rm_other_notes): Merge into...
4780 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4781 NOTE_INSN_EPILOGUE_BEG.
4783 2010-01-06 Richard Guenther <rguenther@suse.de>
4785 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4786 not inline regular functions into always-inline functions.
4788 2010-01-06 Nick Clifton <nickc@redhat.com>
4790 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4791 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4793 (OVERRIDE_OPTIONS): Delete.
4794 (OPTIMIZATION_OPTIONS): Define.
4795 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4796 * config/rx/rx.c (rx_handle_option): Issue an error message if
4797 -mcpu=rx200 and -fpu are used together.
4798 (rx_set_optimization_options): New function. Issue an error
4799 message if an optimization attribute attempts to reset the FPU/
4800 math optimization pairing.
4801 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4802 * config/rx/rx.opt: Set the default to 32-bit doubles.
4803 * config/rx/t-rx: Add multilibs for -nofpu option.
4804 * doc/invoke.texi: Update documentation of RX options.
4806 2010-01-06 Richard Guenther <rguenther@suse.de>
4808 * tree-ssa-pre.c (name_to_id): New global.
4809 (alloc_expression_id): Simplify SSA name handling.
4810 (lookup_expression_id): Likewise.
4811 (init_pre): Zero name_to_id.
4812 (fini_pre): Free it.
4814 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4816 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4818 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4821 * config/i386/sse.md (smaxv2di3): New.
4822 (umaxv2di3): Likewise.
4823 (sminv2di3): Likewise.
4824 (uminv2di3): Likewise.
4826 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4829 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4830 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4831 (legitimize_tls_address): Likewise.
4832 (sparc_tls_referenced_p): Likewise.
4833 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4834 and adjust calls to legitimize_pic_address.
4835 (legitimate_constant_p) Use sparc_tls_referenced_p.
4836 (legitimate_pic_operand_p): Likewise.
4837 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4838 (sparc_tls_symbol_ref_1): Delete.
4839 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4840 (legitimize_tls_address): Make static, handle CONST patterns.
4841 (legitimize_pic_address): Make static, remove unused parameter and
4842 adjust recursive calls.
4843 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4844 and adjust call to legitimize_pic_address.
4845 (sparc_output_mi_thunk): Likewise.
4847 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4848 H.J. Lu <hongjiu.lu@intel.com>
4851 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4852 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4853 operands to make them signed.
4856 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4859 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4860 GTU to GT for V4SI and V2DI.
4862 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4863 (umin<mode>3): Removed.
4865 (uminv4si3): Likewise.
4867 2010-01-05 Martin Jambor <mjambor@suse.cz>
4869 PR tree-optimization/42462
4870 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4871 current_function_decl to helper functions and macros.
4873 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4876 * flags.h: Don't include real.h.
4877 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4878 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4879 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4880 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4881 * dominance.c: Update copyright.
4882 * gimple.c (walk_gimple_op): Remove inline.
4883 * tree-ssa-reassoc.c: Include real.h.
4884 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4885 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4887 2010-01-05 Nick Clifton <nickc@redhat.com>
4889 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4890 register to push into the stack frame when the accumulator has to
4891 be saved during interrupts.
4893 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4895 * doc/invoke.texi: Remove the documentation about option
4897 * common.opt (Wunreachable-code): Preserved for backward
4899 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4900 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4901 the backward compatibility flag section.
4903 2010-01-05 Richard Guenther <rguenther@suse.de>
4905 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4907 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4910 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4912 PR tree-optimization/42508
4913 * tree-sra.c (convert_callers): Check for recursive call
4914 by comparing cgraph nodes instead of decls.
4915 (modify_function): Call ipa_modify_formal_parameters also
4916 on all same_body aliases.
4918 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4919 cgraph nodes when checking for same_body aliases.
4921 2010-01-05 Richard Guenther <rguenther@suse.de>
4923 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4924 allocation and lookup.
4925 (get_or_alloc_expr_for_constant): Likewise.
4926 (phi_translate): Sink allocation.
4928 2010-01-04 Richard Guenther <rguenther@suse.de>
4930 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4931 a new entry only if needed.
4932 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4933 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4935 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4937 (phi_translate): Handle CONSTANTs early.
4939 2010-01-04 Martin Jambor <mjambor@suse.cz>
4941 PR tree-optimization/42398
4942 * tree-sra.c (struct access): Removed flag grp_different_types.
4943 (dump_access): Do not dump the removed flag.
4944 (sort_and_splice_var_accesses): Do not set the removed flag.
4945 (sra_modify_expr): Check for type compatibility directly.
4947 2010-01-04 Martin Jambor <mjambor@suse.cz>
4949 PR tree-optimization/42366
4950 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4951 edges with variable number of parameters.
4952 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4953 flag instead of asserting it.
4954 (ipa_read_node_info): Read uses_analysis_done flag.
4956 2010-01-04 Richard Guenther <rguenther@suse.de>
4958 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4959 iterative_hash_* as intended.
4960 (vn_reference_compute_hash): Likewise. Simplify hashing
4962 (vn_reference_lookup_2): Likewise.
4963 (vn_nary_op_compute_hash): Likewise.
4964 (vn_phi_compute_hash): Likewise.
4965 (expressions_equal_p): Remove strange code.
4966 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4967 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4968 (bitmap_insert_into_set_1): Take value-id as parameter.
4969 (add_to_value): Pass it.
4970 (bitmap_insert_into_set): Likewise.
4971 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4973 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4976 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4977 (do_self_spec): For switches with SWITCH_IGNORE set set also
4978 SWITCH_IGNORE_PERMANENTLY.
4979 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4982 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4984 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4985 tree of an unreferenced global var.
4987 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4990 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4991 GTU to GT for V4SI and V2DI.
4993 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4994 (umin<mode>3): Removed.
4996 (uminv4si3): Likewise.
4998 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5001 * collect2.c (main): Turn on trace in collect2 if -v is passed
5004 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5006 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5007 description of expression operand.
5009 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5011 * configure.ac: Add install-html to target_list for Make-hooks.
5012 * configure: Regenerate.
5013 * fortran/Make-lang.in (F95_HTMLFILES): New.
5014 (fortran.html): Use it.
5015 (fortran.install-html): New.
5016 * Makefile.in (install-html): Add lang.install-html.
5017 * java/Make-lang.in (JAVA_HTMLFILES): New.
5018 (java.html): Use it.
5019 (java.install-html): New.
5020 * objc/Make-lang.in (objc.install-html): New.
5021 * objcp/Make-lang.in (obj-c++.install-html): New.
5022 * cp/Make-lang.in (c++.install-html): New.
5023 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5024 * lto/Make-lang.in (lto.install-html): New.
5026 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5029 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5031 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5033 PR rtl-optimization/41862
5034 * store-motion.c (store_killed_in_insn, compute_store_table,
5035 remove_reachable_equiv_notes, replace_store_insn,
5036 build_store_vectors): Ignore all DEBUG_INSNs.
5038 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5041 * common.opt: Add dumpdir.
5043 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5045 (option_map): Add --dumpdir.
5047 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5049 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5051 * opts.c (decode_options): Try dump_dir_name first if
5052 dump_base_name isn't an absolute path.
5053 (common_handle_option): Handle OPT_dumpdir.
5055 * toplev.c (dump_dir_name): New.
5056 (print_switch_values): Also ignore -dumpdir.
5058 * toplev.h (dump_dir_name): New.
5060 2010-01-03 Richard Guenther <rguenther@suse.de>
5062 PR tree-optimization/42589
5063 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5064 double-word expansion of bswap32.
5066 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5068 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5069 with BLOCK_FOR_INSN.
5070 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5071 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5072 noce_process_if_block): Likewise.
5073 * gcse.c (compute_local_properties, insert_expr_in_table,
5074 insert_set_in_table, canon_list_insert, find_avail_set,
5075 pre_insert_copy_insn): Likewise.
5077 * basic-block.h (BLOCK_NUM): Move from here...
5078 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5080 2010-01-03 Richard Guenther <rguenther@suse.de>
5082 PR tree-optimization/42438
5083 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5084 contains_may_not_return_call flag.
5085 (BB_MAY_NOTRETURN): New.
5086 (valid_in_sets): Trapping nary operations are not valid
5087 in blocks that may not return.
5088 (insert_into_preds_of_block): Remove check for trapping expressions.
5089 (compute_avail): Compute also BB_MAY_NOTRETURN.
5091 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5093 * doc/invoke.texi: Add 2010 to copyright years.
5095 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5097 * config/sparc/sparc.c: Fix formatting nits.
5099 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5100 Alexander Monakov <amonakov@ispras.ru>
5102 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5104 2010-01-02 Richard Guenther <rguenther@suse.de>
5107 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5108 (simplify_switch_using_ranges): Mark to be removed edges
5111 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5113 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5115 * collect2.c (scan_libraries): Add missing argument in call to
5118 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5121 * config/alpha/predicates.md (aligned_memory_operand): Return false
5123 (unaligned_memory_operand): Return true for CQImode.
5124 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5125 doesn not cross aligned SImode word boundary.
5127 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5129 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5131 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5132 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5134 2010-01-02 Richard Guenther <rguenther@suse.de>
5137 * toplev.c (compile_file): Emit LTO marker properly. Change
5139 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5141 2010-01-01 Richard Guenther <rguenther@suse.de>
5144 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5146 2010-01-01 Richard Guenther <rguenther@suse.de>
5149 * c-decl.c (grokdeclarator): For zero-size arrays force
5150 structural equality checks as layout_type does.
5152 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5154 * builtins.c: Update copyright to 2010.
5156 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5159 * lto-streamer-out.c (produce_asm): Revert the last change.
5160 (copy_function): Likewise.
5162 * lto-streamer.c (lto_get_section_name): Skip any leading
5165 2010-01-01 Richard Guenther <rguenther@suse.de>
5168 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5172 Copyright (C) 2010 Free Software Foundation, Inc.
5174 Copying and distribution of this file, with or without modification,
5175 are permitted in any medium without royalty provided the copyright
5176 notice and this notice are preserved.