1 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4 * tree.c (MAX_INT_CACHED_PREC): Define.
5 (nonstandard_integer_type_cache): New array.
6 (build_nonstandard_integer_type): Cache results for precision
7 <= MAX_INT_CACHED_PREC.
9 2010-04-07 Richard Guenther <rguenther@suse.de>
11 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
12 -fargument-noalias-global, -fargument-noalias-anything): Remove.
13 * common.opt: Likewise.
14 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust
16 * alias.c (base_alias_check): Remove flag_argument_noalias
18 (nonoverlapping_memrefs_p): Likewise.
19 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
20 * opts.c (common_handle_option): Handle OPT_fargument_alias,
21 OPT_fargument_noalias, OPT_fargument_noalias_anything and
22 OPT_fargument_noalias_global for backward compatibility.
24 2010-04-07 Richard Guenther <rguenther@suse.de>
26 PR tree-optimization/43270
27 * tree-vrp.c (check_array_ref): Fix flexible array member
29 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
30 * tree-ssa-pre.c (phi_translate_1): Adjust.
31 (fully_constant_expression): Split out vn_reference handling to ...
32 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
33 Fold reads from constant strings.
34 (vn_reference_lookup): Handle fully constant references.
35 (vn_reference_lookup_pieces): Likewise.
36 * Makefile.in (expmed.o-warn): Add -Wno-error.
38 2010-04-07 Martin Jambor <mjambor@suse.cz>
40 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
42 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
45 * gcc.c: Add -static-libstdc++ to list of recognized options.
47 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
49 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to
52 2010-04-07 Richard Guenther <rguenther@suse.de>
55 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with
56 pointer bases build simple mem attributes to retain
57 points-to information.
59 2010-04-07 Richard Guenther <rguenther@suse.de>
62 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
63 preserve points-to related information.
65 2010-04-07 Richard Guenther <rguenther@suse.de>
68 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
69 discard plain indirect references.
70 * fold-const.c (operand_equal_p): Guard against NULL_TREE
72 * tree.c (tree_nop_conversion): Likewise.
74 2010-04-07 Dodji Seketeli <dodji@redhat.com>
77 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
79 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
81 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
82 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
84 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
86 * tree-if-conv.c: Fix indentation and comments.
88 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
90 * tree-if-conv.c: Sort static functions in topological order.
92 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
94 * tree-if-conv.c: Fix indentation and comments.
96 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
99 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
100 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
101 When converting an unsigned type to signed, double its precision.
102 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
103 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
104 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
106 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
109 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
110 POINTER_PLUS_EXPR for pointer types.
112 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
115 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
116 * graphite-clast-to-gimple.c: Include langhooks.h.
117 (max_signed_precision_type): New.
118 (max_precision_type): Takes two types as arguments.
119 (precision_for_value): New.
120 (precision_for_interval): New.
121 (gcc_type_for_interval): New.
122 (gcc_type_for_value): New.
123 (gcc_type_for_clast_term): New.
124 (gcc_type_for_clast_red): New.
125 (gcc_type_for_clast_bin): New.
126 (gcc_type_for_clast_expr): Split up into several functions.
127 (gcc_type_for_clast_eq): Rewritten.
128 (compute_bounds_for_level): New.
129 (compute_type_for_level_1): New.
130 (compute_type_for_level): New.
131 (gcc_type_for_cloog_iv): Removed.
132 (gcc_type_for_iv_of_clast_loop): Rewritten.
133 (graphite_create_new_loop): Compute the lower and upper bound types
134 with gcc_type_for_clast_expr.
135 (graphite_create_new_loop_guard): Same.
136 (find_cloog_iv_in_expr): Removed.
137 (compute_cloog_iv_types_1): Removed.
138 (compute_cloog_iv_types): Removed.
139 (gloog): Do not call compute_cloog_iv_types.
140 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
142 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
143 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
144 (GBB_CLOOG_IV_TYPES): Removed.
146 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
148 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
149 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
150 (detect_commutative_reduction): Same.
152 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
154 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
155 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
157 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
158 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
159 (rewrite_commutative_reductions_out_of_ssa): Same.
160 * passes.c (execute_function_todo): Call verify_ssa for every pass
161 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
162 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
163 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
164 with an extra argument.
165 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
166 verify_ssa only when the extra argument is true.
167 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
168 with an extra argument.
169 (tree_transform_and_unroll_loop): Same.
171 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
173 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
174 for all the passes of the LNO having LOOP_CLOSED_SSA.
175 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
176 * tree-loop-distribution.c (pass_loop_distribution): Same.
177 * tree-pass.h (TODO_verify_loops): Removed.
178 * tree-ssa-loop.c (pass_tree_loop_init): Same.
180 (pass_tree_unswitch): Same.
181 (pass_predcom): Same.
182 (pass_vectorize): Same.
183 (pass_linear_transform): Same.
184 (pass_graphite_transforms): Same.
185 (pass_iv_canon): Same.
186 (pass_complete_unroll): Same.
187 (pass_complete_unrolli): Same.
188 (pass_parallelize_loops): Same.
189 (pass_loop_prefetch): Same.
190 (pass_iv_optimize): Same.
192 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
195 * passes.c (init_optimization_passes): Move pass_lim before
196 pass_copy_prop and pass_dce_loop.
198 2010-04-06 Jakub Jelinek <jakub@redhat.com>
201 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
202 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
203 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
204 MULTI_* defines for 4 argument vpermil2p* builtins.
206 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
208 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
209 * config/i386/i386.c (x86_maybe_negate_const_int): New.
210 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
211 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
212 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
213 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
214 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
215 Use x86_maybe_negate_const_int to output insn mnemonic.
216 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
217 check from instruction predicate. Update comments.
218 * config/i386/sync.md (sync_add<mode>): Use
219 x86_maybe_negate_const_int to output insn mnemonic.
221 2010-04-06 Jan Hubicka <jh@suse.cz>
223 PR tree-optimization/42906
224 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
225 IGNORE_SELF argument. Set visited_control_parents for fully
227 (find_obviously_necessary_stmts): Update call of
228 mark_control_dependent_edges_necessary.
229 (propagate_necessity): Likewise. Handle PHI edges more curefully.
231 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
233 * config/i386/i386.md: Remove comment about 'e' and 'E'
236 2010-04-06 Richard Guenther <rguenther@suse.de>
238 PR tree-optimization/43627
239 * tree-vrp.c (extract_range_from_unary_expr): Widenings
240 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
243 2010-04-06 Jakub Jelinek <jakub@redhat.com>
245 * BASE-VER: Change to 4.6.0.
248 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
251 2010-04-06 Richard Guenther <rguenther@suse.de>
254 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
256 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
258 * doc/invoke.texi (Optimize Options): Document that LTO
259 won't remove object access purely due to incompatible
262 2010-04-04 Matthias Klose <doko@ubuntu.com>
264 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
267 2010-04-03 Richard Guenther <rguenther@suse.de>
270 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
271 require a non-NULL MEM_OFFSET.
273 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
275 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
276 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
277 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
278 config/alpha/predicates.md, config/arm/arm.md,
279 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
280 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
281 config/darwin9.h, config/darwin.c, config/darwin.h,
282 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
283 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
284 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
285 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
286 config/mips/mips.md, config/mn10300/mn10300.c,
287 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
288 config/rs6000/aix.h, config/rs6000/dfp.md,
289 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
290 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
291 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
292 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
293 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
294 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
295 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
296 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
297 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
298 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
299 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
300 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
301 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
302 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
303 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
304 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
305 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
306 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
307 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
308 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
309 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
310 opt-functions.awk, opth-gen.awk, params.def, passes.c,
311 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
312 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
313 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
314 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
315 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
316 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
317 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
318 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
319 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
320 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
321 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
322 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
323 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
324 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
326 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
329 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
330 * aclocal.m4: Regenerate.
332 2010-04-02 Richard Guenther <rguenther@suse.de>
334 PR tree-optimization/43629
335 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
336 if we have seen a constant value.
338 2010-04-02 Joseph Myers <joseph@codesourcery.com>
340 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
343 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
346 * arm.c (legitimize_tls_address): Adjust call to
347 gen_tls_load_dot_plus_four.
348 (arm_note_pic_base): New function.
349 (arm_cannot_copy_insn_p): Use it.
350 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
353 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
358 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
360 * Makefile.in ($(out_object_file)): Depend on
361 gt-$(basename $(notdir $(out_file))).h.
363 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
365 * config.gcc (lm32-*-rtems*): Add t-lm32.
367 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
369 * config.gcc: Add lm32-*-rtems*.
370 * config/lm32/rtems.h: New file.
372 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
375 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
377 2010-04-01 Jakub Jelinek <jakub@redhat.com>
379 * dwarf2out.c (output_compilation_unit_header): For
380 -gdwarf-4 use version 4 instead of version 3.
381 (output_line_info): For version 4 and above emit additional
382 maximum ops per insn header field.
383 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
385 * dwarf2out.c (is_c_family, is_java): Remove.
386 (lower_bound_default): New function.
387 (add_bound_info, gen_descr_array_type_die): Use it.
389 2010-04-01 Dodji Seketeli <dodji@redhat.com>
392 * dwarf2out.c (gen_variable_die): Allow debug info for variable
393 re-declaration when it happens in a function.
395 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
397 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
398 (cgraph_remove_function_insertion_hook): Same.
399 (cgraph_call_function_insertion_hooks): Same.
401 2010-04-01 Richard Guenther <rguenther@suse.de>
404 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
405 and TREE_THIS_VOLATILE.
406 (copy_ref_info): Likewise.
407 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
408 * tree.c (build6_stat): Ignore side-effects of all but arg5
409 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
412 2010-04-01 Richard Guenther <rguenther@suse.de>
414 PR tree-optimization/43607
415 * ipa-type-escape.c (check_call): Do not access non-existing
418 2010-04-01 Richard Guenther <rguenther@suse.de>
422 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
423 Jack Howarth <howarth@bromo.med.uc.edu>
425 * tree-profile.c (tree_init_ic_make_global_vars): Make static
428 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
430 * doc/install.texi (Prerequisites): Document libelf usability on
431 IRIX 5/6 and Solaris 2.
432 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
433 Update GNU as, GNU ld requirements.
434 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
435 Document Sun Studio compiler download.
436 Update and simplify as, ld recommendations.
437 (Specific, *-*-solaris2.7): Note obsoletion, removal.
439 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
441 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
442 with_tune_32 to pentium4.
444 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
446 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
448 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
450 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
453 Document GNU as requirement.
454 Update configure requirements.
455 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
457 Recomment IRIX 6.5.18+.
458 Document IDF/IDL requirement.
459 Document GNU as requirement.
460 Document GNU ld bootstrap failure.
461 Remove freeware.sgi.com reference.
463 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
465 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
466 UNIX V4.0, V5.0 obsoletion, removal.
467 Remove --with-gc=simple reference.
468 Update VM requirements during bootstrap.
469 Remove -oldas bootstrap description.
470 Update binutils reference.
471 Remove comparison failure note.
473 2010-03-31 Richard Guenther <rguenther@suse.de>
474 Zdenek Dvorak <ook@ucw.cz>
475 Sebastian Pop <sebastian.pop@amd.com>
478 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
479 with multiple arguments.
480 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
482 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
484 * graphite-dependences.c (print_pddr): Call print_pdr with an
486 * graphite-poly.c (debug_pdr): Add an extra argument for the
489 (print_pbb_domain): Same.
491 (print_scop_context): Same.
494 (debug_pbb_domain): Same.
498 (debug_scop_context): Same.
501 (print_scop_params): Same.
502 (debug_scop_params): Same.
503 (print_iteration_domain): Same.
504 (print_iteration_domains): Same.
505 (debug_iteration_domain): Same.
506 (debug_iteration_domains): Same.
507 (print_scattering_function): Same.
508 (print_scattering_functions): Same.
509 (debug_scattering_function): Same.
510 (debug_scattering_functions): Same.
511 * graphite-poly.h (debug_pdr): Update declaration.
513 (print_pbb_domain): Same.
515 (print_scop_context): Same.
518 (debug_pbb_domain): Same.
522 (debug_scop_context): Same.
525 (print_scop_params): Same.
526 (debug_scop_params): Same.
527 (print_iteration_domain): Same.
528 (print_iteration_domains): Same.
529 (debug_iteration_domain): Same.
530 (debug_iteration_domains): Same.
531 (print_scattering_function): Same.
532 (print_scattering_functions): Same.
533 (debug_scattering_function): Same.
534 (debug_scattering_functions): Same.
536 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
538 * graphite-poly.c (print_scattering_function_1): New.
539 (print_scattering_function): Call it.
540 (print_scop_params): Remove spaces at the end of lines.
543 * graphite-poly.h (print_cloog): Declared.
544 (debug_cloog): Declared.
546 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
548 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
550 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
551 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
552 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
553 to switch between adding the IV bump in loop->latch or in loop->header.
555 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
557 * graphite-poly.c (print_scattering_function): Pretty print following
560 (print_pbb_domain): Same.
561 (dump_gbb_cases): Same.
562 (dump_gbb_conditions): Same.
565 (print_scop_params): Same.
566 (print_scop_context): Same.
568 (print_pbb_body): New.
569 (lst_indent_to): New.
570 (print_lst): Start new lines with a #.
571 * graphite-poly.h (pbb_bb): New.
572 (pbb_index): Use pbb_bb.
573 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
575 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
577 2010-03-31 Jakub Jelinek <jakub@redhat.com>
579 * dwarf2out.c (size_of_die): For -gdwarf-4 use
580 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
581 and 0 instead of 1 for dw_val_class_flag.
582 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
583 dw_val_class_range_list, dw_val_class_loc_list,
584 dw_val_class_lineptr and dw_val_class_macptr, use
585 DW_FORM_flag_present for dw_val_class_flag and
586 DW_FORM_exprloc for dw_val_class_loc.
587 (output_die): For -gdwarf-4 print dw_val_class_loc
588 size as uleb128 instead of 1 or 2 bytes and don't print
589 anything for dw_val_class_flag.
591 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
592 instead of cselib_lookup following by tweaking locs->setting_insn.
595 * cselib.c (cselib_process_insn): Clear cselib_current_insn
596 even before returning from label, setjmp call or volatile asm
599 2010-03-31 Richard Guenther <rguenther@suse.de>
602 * cgraphunit.c (cgraph_output_in_order): Do not allocate
603 temporary data on stack.
605 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
607 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
608 (PUSHSECTION_ASM_OP): Remove.
609 (POPSECTION_ASM_OP): Remove.
610 (PUSHSECTION_FORMAT): Remove.
611 * config/sol2.h (PUSHSECTION_FORMAT): Define.
612 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
613 * config/sol2.c (solaris_output_init_fini): Use it.
615 2010-03-31 Jie Zhang <jie@codesourcery.com>
618 * opt-functions.awk (var_type_struct): Use signed char type
619 for simple variables.
621 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
623 * config/sol2.c: Include output.h.
624 (solaris_assemble_visibility): New function.
625 * config/t-sol2 (sol2.o): Add output.h dependency.
626 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
627 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
630 2010-03-31 Jakub Jelinek <jakub@redhat.com>
633 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
634 V2SImode or XFmode on PRE_DEC.
637 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
640 2010-03-31 Jie Zhang <jie@codesourcery.com>
643 * reload.h (caller_save_initialized_p): Declare.
644 * toplev.c (backend_init_target): Don't call
645 init_caller_save but set caller_save_initialized_p to false.
646 * caller-save.c (caller_save_initialized_p): Define.
647 (init_caller_save): Check caller_save_initialized_p.
648 * ira.c (ira): Call init_caller_save if flag_caller_saves.
650 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
653 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
654 and soft-fp/t-softfp to tmake_file.
655 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
656 (LIBGCC2_TF_CEXT): Define.
659 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
662 * cselib.c (n_useless_values): Document handling of debug locs.
663 (n_useless_debug_values, n_debug_values): New variables.
664 (new_elt_loc_list): Don't add to debug values, keep count.
665 (promote_debug_loc): New.
666 (cselib_reset_table): Zero new variables.
667 (entry_and_rtx_equal_p): Promote debug locs.
668 (discard_useless_locs): Increment n_useless_debug_values for
670 (remove_useless_values): Adjust n_useless_values and n_debug_values
671 with n_useless_debug_values.
672 (add_mem_for_addr): Promote debug locs.
673 (cselib_lookup_mem): Likewise.
674 (cselib_lookup_addr): Renamed to...
675 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
676 (cselib_log_lookup): ... this. Turn into...
677 (cselib_lookup_addr): ... new wrapper.
678 (cselib_lookup_from_insn): New.
679 (cselib_invalidate_regno): Increment n_useless_debug_values for
681 (cselib_invalidate_mem): Likewise.
682 (cselib_process_insn): Take n_deleted and n_debug_values into
683 account to guard remove_useless_value call.
684 (cselib_finish): Zero n_useless_debug_values.
685 * cselib.h (cselib_lookup_from_insn): Declare.
686 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
687 (sched_analyze_2): Likewise.
689 2010-03-30 Jakub Jelinek <jakub@redhat.com>
691 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
693 (adjust_mems): Replace narrowing SUBREG of expression containing
694 just PLUS, MINUS, MULT and ASHIFT of registers and constants
695 with operations in the narrower mode.
698 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
699 regs_invalidated_by_call instead all call_used_reg_set registers.
701 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
704 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
705 pointer comparisons with types_compatible_p.
706 * tree-vect-stmts.c (vectorizable_call): Same.
707 (vectorizable_condition): Same.
709 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
711 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
712 stack check if the mask would be zero.
714 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
715 Jack Howarth <howarth@bromo.med.uc.edu>
717 * tree-profile.c (tree_init_ic_make_global_vars): Make static
720 2010-03-30 Joseph Myers <joseph@codesourcery.com>
723 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
725 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
726 Include ___unordxf2 and ___unordtf2.
727 * config/i386/libgcc-glibc.ver: Do not define inheritance from
730 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
732 * config/lm32/t-lm32: New file.
733 * config.gcc: Use the above file when targetting lm32.
735 2010-03-28 Duncan Sands <baldrick@free.fr>
737 * Makefile.in (PLUGIN_HEADERS): Add except.h.
739 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
742 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
743 Improve vectorization cost model diagnostic.
745 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
748 * tree-vect-data-refs.c (vect_analyze_data_refs): When
749 compute_data_dependences_for_loop returns false, early exit
750 and output an extra diagnostic for the failed data reference
753 2010-03-29 Richard Guenther <rguenther@suse.de>
755 PR tree-optimization/43560
756 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
757 (can_sm_ref_p): Treat stores to readonly locations as trapping.
759 2010-03-29 Jie Zhang <jie@codesourcery.com>
762 * toplev.c (process_options): Set optimization_default_node
763 and optimization_current_node.
764 * opts.c (decode_options): Don't set optimization_default_node
765 and optimization_current_node.
767 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
769 * config/rtems.h: Abandon -qrtems_debug.
771 2010-03-28 Jan Hubicka <jh@suse.cz>
773 PR tree-optimization/43505
774 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
775 map should not be copied.
777 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
780 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
781 cdtors, set DECL_PRESERVE_P.
782 * ipa.c (cgraph_externally_visible_p): Return true if declaration
785 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
787 PR tree-optimization/43528
788 * stor-layout.c (place_field): Check that constant fits into
789 unsigned HWI when skipping calculation of MS bitfield layout.
791 2010-03-27 Jan Hubicka <jh@suse.cz>
794 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
795 notice_global_symbol work.
797 2010-03-27 Jakub Jelinek <jakub@redhat.com>
799 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
800 instead of dwarf2out_decl.
801 (struct var_loc_node): Remove section_label field.
802 (dwarf2out_function_decl): New function.
803 (dwarf2out_var_location): Don't set section_label field.
804 (dwarf2out_begin_function): Don't empty decl_loc_table here.
806 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
808 PR tree-optimization/43544
809 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
810 First argument for builtin vectorized function hook is now a
811 tree to be able to distinguish between machine specific and
813 * targhooks.c (default_builtin_vectorized_function): Ditto.
814 * targhooks.h (default_builtin_vectorized_function): Ditto.
815 * target.h (struct gcc_target): Ditto.
816 * tree-vect-stmts.c (vectorizable_function): Ditto.
817 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
818 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
821 2010-03-26 Joseph Myers <joseph@codesourcery.com>
824 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
825 nested binding iff it is a FUNCTION_DECL.
826 (store_parm_decls_newstyle): Pass nested=true to bind for
827 FUNCTION_DECLs amongst parameters.
829 2010-03-26 Jakub Jelinek <jakub@redhat.com>
831 * var-tracking.c (vt_expand_loc_callback): Don't run
832 cselib_expand_value_rtx_cb in dummy mode if
833 cselib_dummy_expand_value_rtx_cb returned false.
835 * var-tracking.c (emit_note_insn_var_location): For one part
836 notes with offset 0, don't add EXPR_LIST around the location.
837 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
838 add_location_or_const_value_attribute): Adjust for that change.
841 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
842 into first operand and location into second.
843 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
844 dw_cfi_oprnd_loc for DW_CFA_expression.
845 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
846 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
847 assume first argument is regnum and second argument is location.
849 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
852 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
853 of scratch register to DImode. Split to DImode comparison operator.
854 Use SImode subreg of scratch register in the multiplication.
855 (*cmp_sadd_sidi): Ditto.
856 (*cmp_ssub_si): Ditto.
857 (*cmp_ssub_sidi): Ditto.
859 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
862 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
863 Remove invalid assert and wrong comment.
865 2010-03-26 Jakub Jelinek <jakub@redhat.com>
868 * flags.h (final_insns_dump_p): New extern.
869 * final.c (final_insns_dump_p): New variable.
870 (rest_of_clean_state): Set it before -fdump-final-insns=
871 dumping, clear afterwards.
872 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
873 MEM_ALIAS_SET on MEMs.
875 2010-03-26 David S. Miller <davem@davemloft.net>
877 * configure.ac: Fix sparc GOTDATA_OP bug check.
878 * configure: Rebuild.
880 2010-03-26 Alan Modra <amodra@gmail.com>
882 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
884 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
886 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
887 TLS_SECTION_ASM_FLAG.
889 2010-03-25 Jakub Jelinek <jakub@redhat.com>
892 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
893 Clear first_function_block_is_cold.
896 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
897 argument if the argument is truth_value_p.
899 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
901 * config/rs6000/constraints.md: Update copyright year for my changes.
904 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
905 used in reg+reg addressing, swap registers.
907 2010-03-24 Jakub Jelinek <jakub@redhat.com>
910 * target.h (struct gcc_target): Add code_end hook.
911 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
913 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
914 * toplev.c (compile_file): Call targetm.asm_out.code_end
915 hook before unwind info/debug info output.
916 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
917 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
918 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
919 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
920 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
921 * config/i386/i386.c (ix86_file_end): Renamed to...
922 (ix86_code_end): ... this. Make static. Don't call
923 file_end_indicate_exec_stack. Emit unwind info using
924 final_start_function/final_end_function.
925 (darwin_x86_file_end): Remove.
926 (TARGET_ASM_CODE_END): Define.
927 * config/i386/i386.h (TARGET_ASM_FILE_END,
928 NEED_INDICATE_EXEC_STACK): Don't define.
929 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
930 (TARGET_ASM_FILE_END): Define to darwin_file_end.
931 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
932 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
935 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
936 at the beginning and final_end_function at the end.
937 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
939 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
941 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
942 and Sun as TLS syntax.
943 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
944 * configure: Regenerate.
945 * config.in: Regenerate.
946 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
947 (default_elf_asm_named_section): Use it.
948 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
949 (i386_output_dwarf_dtprel): Likewise.
950 (output_addr_const_extra): Likewise.
951 (output_pic_addr_const): Lowercase @GOTTPOFF.
952 (output_addr_const_extra): Likewise.
953 (output_pic_addr_const): Lowercase @GOTNTPOFF.
954 (output_addr_const_extra): Likewise.
955 (output_pic_addr_const): Lowercase @INDNTPOFF.
956 (output_addr_const_extra): Likewise.
957 (output_pic_addr_const): Lowercase @NTPOFF.
958 (output_addr_const_extra): Likewise.
959 (output_pic_addr_const): Lowercase @TPOFF.
960 (output_addr_const_extra): Likewise.
961 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
962 (*tls_global_dynamic_64): Likewise.
963 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
964 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
966 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
967 (ASM_OUTPUT_TLS_COMMON): Use it.
968 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
971 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
972 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
973 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
974 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
975 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
976 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
978 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
980 * config/i386/i386.c (override_options): Don't accept
981 -mtls-dialect=sun any longer.
982 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
983 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
984 (*tls_local_dynamic_base_32_sun): Likewise.
985 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
987 2010-03-24 Jakub Jelinek <jakub@redhat.com>
990 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
991 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
994 * ira.c (adjust_cleared_regs): New function.
995 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
999 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1001 * expr.c (expand_expr_real): Restore previous
1002 curr_insn_source_location and curr_insn_block after
1003 expand_expr_real_1 call.
1004 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1005 instead of expand_expr_real_1.
1007 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1009 PR rtl-optimization/43413
1010 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1013 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1016 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1017 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1019 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1021 * config/i386/i386.c (ix86_target_string): Add -mfma.
1022 Fix a typo in comment.
1024 2010-03-22 Mike Stump <mikestump@comcast.net>
1027 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1028 Don't overly align based upon packed packed fields.
1030 2010-03-22 Jason Merrill <jason@redhat.com>
1032 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1033 Use () rather than [], and move before the element type.
1035 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1037 * doc/configfiles.texi (Configuration Files): Removed
1038 fixinc/Makefile*, intl/Makefile.*.
1039 * doc/makefile.texi: Fixed markup. Abstract from version
1040 control system used.
1041 (Makefile): Removed obsolete gcc/java/parse.y example.
1042 * doc/sourcebuild.texi: Likewise.
1043 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1044 libgomp, libssp. Removed fastjar.
1045 (Miscellaneous Docs): Clarify location.
1046 Added COPYING3, COPYING3.LIB.
1047 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1049 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1052 * config/i386/i386.c (x86_function_profiler)
1053 [!NO_PROFILE_COUNTERS]: Fix typo.
1054 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1057 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1058 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1060 * doc/sourcebuild.texi (Test Directives): Split into six
1061 subsections, with most of the current text in new subsections
1062 Directives, Selectors, and Final Actions.
1063 (Directives): Split list of test directives into multiple
1065 (Selectors): Describe use and syntax of selectors.
1066 (Effective-Target Keywords): Describe all existing keywords.
1067 (Add Options): Describe features for dg-add-options.
1068 (Require Support): Describe variants of dg-require-support.
1069 (Final Actions): Describe commands to use in dg-final.
1071 2010-03-22 Michael Matz <matz@suse.de>
1074 * recog.c (validate_replace_rtx_group): Replace also in
1075 REG_EQUAL and REG_EQUIV notes.
1077 2010-03-22 Richard Guenther <rguenther@suse.de>
1079 PR tree-optimization/43390
1080 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1081 sure vector extracts are type correct.
1083 2010-03-22 Richard Guenther <rguenther@suse.de>
1086 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1087 x * sqrt (x) even when optimizing for size if the target
1088 has native support for sqrt.
1090 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1092 * varasm.c (make_decl_rtl_for_debug): Also clear
1093 flag_mudflap for the duration of make_decl_rtl call.
1096 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1097 locs from preserved VALUEs.
1099 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1102 * pa.md (movmemsi): Set align to one if zero.
1103 (movmemdi): Likewise.
1105 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1108 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1109 with their corresponding prologue pushes.
1111 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1114 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1115 at the begining or end.
1116 (spu_expand_epilogue): Likewise.
1118 2010-03-20 Richard Guenther <rguenther@suse.de>
1120 PR rtl-optimization/43438
1121 * combine.c (make_extraction): Properly zero-/sign-extend an
1122 extraction of the low part of a CONST_INT. Also handle
1125 2010-03-19 Mike Stump <mikestump@comcast.net>
1127 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1128 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1129 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1131 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1134 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1137 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1139 PR rtl-optimization/42258
1140 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1141 use that may match DEF.
1144 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1145 the cost of loading the constant rather than assuming
1147 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1148 outer code is AND, do the same tests as the andsi3 expander and
1149 return COSTS_N_INSNS (1) if and is cheap.
1151 * optabs.c (avoid_expensive_constant): Fix formatting.
1153 2010-03-19 Michael Matz <matz@suse.de>
1156 * attribs.c (decl_attributes): When rebuilding a function pointer
1157 type use the same qualifiers as the original pointer type.
1159 2010-03-19 Martin Jambor <mjambor@suse.cz>
1161 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1162 and is_gimple_ip_invariant_address.
1164 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1167 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1169 * config/arm/arm.c (arm_override_options): Turn off
1170 flag_dwarf2_cfi_asm for AAPCS variants.
1172 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1175 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1176 Use PRE_MODIFY instead of PRE_DEC.
1177 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1178 (vfp_emit_fstmd): Likewise.
1180 2010-03-19 Michael Matz <matz@suse.de>
1183 * builtins.c (expand_builtin_interclass_mathfn,
1184 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1187 2010-03-19 Richard Guenther <rguenther@suse.de>
1189 PR tree-optimization/43415
1190 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1191 (phi_translate_1): ... this.
1192 (phi_translate): Move all caching here. Cache all NARY
1193 and REFERENCE translations.
1195 2010-03-19 David S. Miller <davem@davemloft.net>
1197 With help from Eric Botcazou.
1198 * config/sparc/sparc.c: Include dwarf2out.h.
1199 (emit_pic_helper): Delete.
1200 (pic_helper_symbol_name): Delete.
1201 (pic_helper_emitted_p): Delete.
1202 (pic_helper_needed): New.
1203 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1204 (get_pc_thunk_name): New.
1205 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1206 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1207 Set pic_helper_needed to true. Don't call emit_pic_helper.
1208 (sparc_expand_prologue): Update load_pic_register call.
1209 (sparc_output_mi_thunk): Likewise.
1210 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1211 thunk if possible. Output CFI information as needed.
1213 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1214 Jack Howarth <howarth@bromo.med.uc.edu>
1217 * config/i386/i386.h: Fix ABI on darwin x86-32.
1219 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1221 * tree.h: Declare make_decl_rtl_for_debug.
1222 * varasm.c (make_decl_rtl_for_debug): New.
1223 * dwarf2out.c (rtl_for_decl_location): Call it.
1224 * cfgexpand.c (expand_debug_expr): Call it.
1226 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1229 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1233 * var-tracking.c (vt_init_cfa_base): Do nothing if
1234 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1236 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1239 * var-tracking.c (canonicalize_vars_star): New.
1240 (dataflow_post_merge_adjust): Use it.
1242 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1245 * var-tracking.c (non_suitable_const): New function.
1246 (add_uses): For DEBUG_INSNs with constants, don't record any
1247 value, instead just the constant value itself.
1248 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1249 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1250 (emit_notes_in_bb): Likewise.
1251 (emit_note_insn_var_location): For onepart variables if
1252 cur_loc is a VOIDmode constant, use DECL_MODE.
1254 2010-03-18 Martin Jambor <mjambor@suse.cz>
1257 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1258 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1259 all non-clones. Moved call redirection...
1260 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1261 (cgraph_materialize_all_clones): Dispose of all
1262 combined_args_to_skip bitmaps.
1263 (verify_cgraph_node): Do not check for edges pointing to wrong
1264 nodes in inline clones.
1265 * tree-inline.c (copy_bb): Call
1266 cgraph_redirect_edge_call_stmt_to_callee.
1267 * ipa.c (cgraph_remove_unreachable_nodes): Call
1268 cgraph_node_remove_callees even when there are used clones.
1270 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1272 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1274 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1277 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1280 2010-03-18 Michael Matz <matz@suse.de>
1283 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1284 into sqrt(x) if we need to preserve signed zeros.
1286 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1287 Eric Botcazou <ebotcazou@adacore.com>
1289 PR rtl-optimization/43360
1290 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1291 note if we don't know its invariant status.
1293 2010-03-18 Michael Matz <matz@suse.de>
1295 PR tree-optimization/43402
1296 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1297 PHI chains of ssa names registered for update.
1299 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1302 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1303 non-offsettable and pre_modify update addressing.
1304 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1305 and "2" alternatives "#".
1306 (*movdd_softfloat32): Make all alternatives "#";
1307 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1308 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1309 (*movdf_softfloat32): Make all alternatives "#";
1310 (movdi): Use the new DIFD mode iterator to create a common splitter
1311 for movdi, movdf and movdd patterns.
1313 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1315 * common.opt (dumpdir): Remove redundant tab.
1317 2010-03-17 Martin Jambor <mjambor@suse.cz>
1319 PR tree-optimization/43347
1320 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1321 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1323 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1325 PR rtl-optimization/42216
1326 * regrename.c (create_new_chain): New function, broken out from...
1327 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1328 appending a use to an empty chain.
1329 (build_def_use): Remove previous changes that convert OP_INOUT to
1330 OP_OUT operands; instead detect the case where an OP_INOUT operand
1331 uses a previously untracked register and create an empty chain for it.
1333 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1335 * doc/extend.texi (Function Attributes): Rewrite unfinished
1336 sentence in ms_abi documentation.
1338 2010-03-17 Alan Modra <amodra@gmail.com>
1340 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1341 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1342 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1343 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1345 2010-03-16 Richard Henderson <rth@redhat.com>
1348 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1349 (lower_try_finally): Save and restore eh_seq around the expansion
1352 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1354 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1355 statements before splitting block.
1357 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1359 * doc/sourcebuild.texi (Testsuites): Fix markup.
1360 Use pathnames relative to gcc/testsuite.
1361 (Test Directives): Move description of how timeout is determined.
1362 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1363 (C Tests): Correct gcc.misc-tests directory.
1364 Framework tests now live in gcc.test-framework.
1366 2010-03-16 Richard Guenther <rguenther@suse.de>
1369 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1370 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1372 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1373 Alexandre Oliva <aoliva@redhat.com>
1375 PR tree-optimization/42917
1376 * lambda-code.c (remove_iv): Skip debug statements.
1377 (lambda_loopnest_to_gcc_loopnest): Likewise.
1378 (not_interesting_stmt): Debug statements are not interesting.
1380 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1384 * cselib.c (cselib_preserve_constants,
1385 cfa_base_preserved_val): New static variables.
1386 (preserve_only_constants): New function.
1387 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1388 clear its REG_VALUES. If cselib_preserve_constants, don't
1389 empty the whole hash table, but preserve there VALUEs with constants,
1390 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1391 (cselib_preserve_cfa_base_value): New function.
1392 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1393 (cselib_init): Change argument to int bitfield. Set
1394 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1396 (cselib_finish): Clear cselib_preserve_constants and
1397 cfa_base_preserved_val.
1398 * cselib.h (enum cselib_record_what): New enum.
1399 (cselib_init): Change argument to int.
1400 (cselib_preserve_cfa_base_value): New prototype.
1401 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1402 * dse.c (dse_step1): Likewise.
1403 * cfgcleanup.c (thread_jump): Likewise.
1404 * sched-deps.c (sched_analyze): Likewise.
1405 * gcse.c (local_cprop_pass): Likewise.
1406 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1407 If FN is non-NULL, call the callback always and whenever it returns
1408 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1409 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1410 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1411 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1412 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1413 * var-tracking.c: Include recog.h.
1414 (bb_stack_adjust_offset): Remove.
1415 (vt_stack_adjustments): Don't call it, instead just gather the
1416 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1417 (adjust_stack_reference): Remove.
1418 (compute_cfa_pointer): New function.
1419 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1420 (struct adjust_mem_data): New type.
1421 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1423 (get_address_mode): New function.
1424 (replace_expr_with_values): Use it.
1425 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1426 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1427 (adjust_sets): Remove.
1428 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1429 Use get_address_mode.
1430 (get_adjusted_src): Remove.
1431 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1432 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1433 (add_with_sets): Don't call adjust_sets.
1434 (fp_setter, vt_init_cfa_base): New functions.
1435 (vt_initialize): Change return type to bool. Move most of pool etc.
1436 initialization to the beginning of the function from end. Pass
1437 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1438 If !frame_pointer_needed, call vt_stack_adjustment before mos
1439 vector is filled, call vt_init_cfa_base if argp/framep has been
1440 eliminated to sp. If frame_pointer_needed and argp/framep has
1441 been eliminated to hard frame pointer, set
1442 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1443 encountering fp setter in the prologue. For MO_ADJUST, call
1444 log_op_type before pusing the op into mos vector, not afterwards.
1445 Call adjust_insn before cselib_process_insn/add_with_sets,
1446 call cancel_changes (0) afterwards.
1447 (variable_tracking_main_1): Adjust for vt_initialize calling
1448 vt_stack_adjustments and returning whether it succeeded or not.
1450 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1452 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1455 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1457 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1459 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1460 drap_reg has not been set.
1462 2010-03-15 Michael Matz <matz@suse.de>
1465 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1466 use it to expand block copies.
1467 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1468 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1469 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1471 2010-03-15 Richard Guenther <rguenther@suse.de>
1473 PR tree-optimization/43367
1474 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1477 2010-03-15 Richard Guenther <rguenther@suse.de>
1479 PR tree-optimization/43317
1480 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1482 2010-03-15 Martin Jambor <mjambor@suse.cz>
1484 PR tree-optimization/43141
1485 * tree-sra.c (create_abstract_origin): New function.
1486 (modify_function): Call create_abstract_origin.
1488 2010-03-15 Chris Demetriou <cgd@google.com>
1490 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1493 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1496 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1497 call insert_out_of_ssa_copy for default definitions.
1499 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1501 * graphite-clast-to-gimple.c (my_long_long): Defined.
1502 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1503 * graphite-sese-to-poly.c (my_long_long): Defined.
1504 (scop_ivs_can_be_represented): Use it.
1506 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1508 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1509 graphite-max-bbs-per-function, and loop-block-tile-size.
1510 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1512 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1514 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1516 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1517 forward declaration.
1518 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1519 (add_upper_bounds_from_estimated_nit): New.
1520 (build_loop_iteration_domains): Use it.
1522 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1524 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1526 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1529 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1530 should be an INTEGER_CST. Also handle CASE_CONVERT.
1532 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1534 * graphite.c (graphite_initialize): To bound the number of bbs per
1535 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1536 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1537 * doc/invoke.texi: Document it.
1539 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1541 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1542 * graphite-sese-to-poly.h (build_poly_scop): Same.
1544 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1546 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1547 the number of parameters in the scop. Use as an upper bound
1548 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1549 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1550 * doc/invoke.texi: Document it.
1552 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1554 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1555 * doc/c-tree.texi: Remove.
1556 * doc/generic.texi: Merge c-tree.texi here.
1557 * doc/gccint.texi (Trees): Remove menu entry.
1558 (c-tree.texi): Remove @include.
1559 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1560 * doc/languages.texi (Reading RTL): Ditto.
1562 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1565 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1567 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1570 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1571 code added to work around reload clobbering CONST insns.
1573 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1575 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1576 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1577 (cselib_preserve_only_values): Remove retain argument, don't
1578 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1579 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1580 * var-tracking.c (micro_operation): Move insn field before union.
1581 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1582 (struct variable_tracking_info_def): Remove n_mos field, change
1583 mos into a vector of micro_operations.
1584 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1585 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1586 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1587 changing into a vector.
1588 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1589 come before all other uops generated by add_stores.
1590 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1592 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1593 a vector. Run just one pass over the bbs instead of separate counting
1594 and computation phase.
1595 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1598 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1599 into *nonlocalized_list vector.
1600 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1601 even if origin is non-NULL.
1602 (gen_variable_die): Likewise.
1603 (process_scope_var): Don't change origin.
1604 (gen_decl_die): Likewise.
1605 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1606 before adding new edges instead of after it, fix moving over
1609 2010-03-11 David S. Miller <davem@davemloft.net>
1611 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1613 * configure: Rebuild.
1615 2010-03-11 Martin Jambor <mjambor@suse.cz>
1617 PR tree-optimization/43257
1618 * tree.c (assign_assembler_name_if_neeeded): New function.
1619 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1621 * tree.h (assign_assembler_name_if_neeeded): Declare.
1622 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1623 the function if needed.
1625 2010-03-11 Chris Demetriou <cgd@google.com>
1627 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1628 include/stdint-gcc.h, and include/stdint.h world-readable.
1630 2010-03-11 Richard Guenther <rguenther@suse.de>
1632 PR tree-optimization/43255
1633 * tree-vrp.c (process_assert_insertions_for): Do not insert
1634 asserts for trivial conditions.
1636 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1638 PR tree-optimization/43280
1639 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1640 generation. Move calculation of size out of the if branch.
1641 (find_bswap): Modify compare number generation.
1643 2010-03-11 Richard Guenther <rguenther@suse.de>
1646 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1647 (input_gimple_stmt): Fixup handled component types during
1648 operand read. Also fix up decls in ADDR_EXPRs.
1650 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1652 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1653 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1655 2010-03-10 Jan Hubicka <jh@suse.cz>
1658 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1659 * varasm.c (get_variable_section): Don't do that here...
1660 (make_decl_rtl): ... and here.
1661 (do_assemble_alias): Produce decl RTL.
1662 (assemble_alias): Likewise.
1664 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1667 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1668 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1670 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1671 (based_loc_descr): Only express drap or vdrap regno based expressions
1672 using DW_OP_fbreg when not optimizing.
1673 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1674 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1675 REG_CFA_SET_VDRAP note.
1677 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1679 PR tree-optimization/43236
1680 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1681 error in calculation of base address in reverse iteration case.
1682 (generate_builtin): Take number of latch executions if the statement
1685 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1688 * tree-eh.c: Include pointer-set.h.
1689 (lower_eh_dispatch): Filter out duplicate case labels and
1690 remove the unneeded edge when the label is unused. Return
1691 true when some edges are removed.
1692 (execute_lower_eh_dispatch): When any lowering resulted in
1693 removing an edge, also delete unreachable blocks.
1695 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1698 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1699 UNSPEC_MACHOPIC_OFFSET.
1701 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1704 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1705 (m68k_delegitimize_address): New function.
1707 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1710 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1713 * var-tracking.c (adjust_sets): New function.
1714 (count_with_sets, add_with_sets): Use it.
1715 (get_adjusted_src): New inline function.
1716 (add_stores): Use it.
1719 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1720 call cselib_dummy_expand_value_rtx_cb instead of
1721 cselib_expand_value_rtx_cb.
1724 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1725 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1726 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1727 and .cfi_endproc around the pic thunks.
1728 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1729 all queued unwind info register saves are saved before the call.
1730 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1731 considered as sp-=4 for unwind info and the pop as sp+=4 which
1732 also clobbers dest, but doesn't actually restore it.
1735 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1736 RTX_FRAME_RELATED_P.
1738 2010-03-09 Jie Zhang <jie@codesourcery.com>
1740 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1741 whitespaces in output template.
1743 2010-03-09 Jie Zhang <jie@codesourcery.com>
1745 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1748 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1750 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1751 builtins.exp in a separate job.
1753 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1755 * graphite-sese-to-poly.c (add_param_constraints): Use
1756 lower_bound_in_type and upper_bound_in_type.
1758 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1760 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1761 instead of unsigned_type_node.
1763 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1764 Reza Yazdani <reza.yazdani@amd.com>
1767 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1768 on pointer type parameters.
1770 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1774 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1775 handle conversions from pointer to integers.
1776 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1777 induction variable, to be able to work with code generated by CLooG.
1778 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1779 (build_poly_scop): Bail out if we cannot codegen a loop.
1781 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1783 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1784 code generation with gloog_error.
1786 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1788 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1789 Call fold_convert on all the returned values.
1790 (expand_scalar_variables_expr): Pass to
1791 expand_scalar_variables_ssa_name the type of the resulting expression.
1793 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1795 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1796 ppl_min_for_le_pointset.
1797 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1798 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1800 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1802 * graphite-dependences.c (map_into_dep_poly): Removed.
1803 (dependence_polyhedron_1): Use combine_context_id_scat.
1805 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1807 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1808 (struct poly_bb): Same.
1809 (combine_context_id_scat): New.
1811 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1814 * sese.c (name_defined_in_loop_p): Return false for default
1817 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1819 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1820 and clean up the logic.
1822 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1824 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1827 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1829 * var-tracking.c (remove_cselib_value_chains): Define only for
1831 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1832 delete_slot_part, emit_notes_for_differences_1): Don't call
1833 remove_cselib_value_chains here.
1834 (set_slot_part, emit_notes_for_differences_2): Don't call
1835 add_cselib_value_chains here.
1836 (preserved_values): New vector.
1837 (preserve_value): New function.
1838 (add_uses, add_stores, vt_add_function_parameters): Use it
1839 instead of cselib_preserve_value.
1840 (changed_values_stack): New vector.
1841 (check_changed_vars_0): New function.
1842 (check_changed_vars_1, check_changed_vars_2): Use it.
1843 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1844 changed_values_stack VALUEs.
1845 (vt_emit_notes): For all preserved_values call
1846 add_cselib_value_chains. If ENABLE_CHECKING call
1847 remove_cselib_value_chains before verifying value_chains is empty.
1848 Initialize and free changed_values_stack.
1849 (vt_initialize): Initialize preserved_values.
1850 (vt_finalize): Free preserved_values.
1852 2010-03-08 Richard Guenther <rguenther@suse.de>
1854 PR tree-optimization/43269
1855 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1858 2010-03-08 Martin Jambor <mjambor@suse.cz>
1860 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1861 (ipa_is_param_called): Removed.
1862 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1863 (ipa_print_node_params): Do not print the called flag.
1864 (ipa_write_node_info): Do not stream the called flag.
1865 (ipa_read_node_info): Likewise.
1867 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1870 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1871 * cselib.c (struct expand_value_data): Add dummy field.
1872 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1874 (cselib_dummy_expand_value_rtx_cb): New function.
1875 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1877 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1878 * var-tracking.c: Include pointer-set.h.
1879 (variable): Change n_var_parts to char from int. Add
1880 cur_loc_changed and in_changed_variables fields.
1881 (variable_canonicalize): Remove.
1882 (shared_var_p): New inline function.
1883 (unshare_variable): Maintain cur_loc_changed and
1884 in_changed_variables fields. If var was in changed_variables,
1885 replace it there with new_var. Just copy cur_loc instead of
1886 resetting it to something else.
1887 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1888 (dataflow_set_union): Don't call variable_canonicalize.
1889 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1890 of their DEBUG_EXPR_TREE_DECLs.
1891 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1892 and in_changed_variables and cur_loc_changed is false.
1893 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1894 and cur_loc_changed. Don't update cur_loc here.
1895 (variable_merge_over_src): Don't call variable_canonicalize.
1896 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1897 removing loc that is equal to cur_loc, clear cur_loc,
1898 set cur_loc_changed and ensure variable_was_changed is called.
1899 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1900 compare pointers in cur_loc check, if it is equal to loc,
1901 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1902 (variable_different_p): Remove compare_current_location argument,
1903 don't compare cur_loc.
1904 (dataflow_set_different_1): Adjust variable_different_p caller.
1905 (variable_was_changed): If dv had some var in changed_variables
1906 already, reset in_changed_variables flag for it and propagate
1907 cur_loc_changed over to the new variable. On empty var
1908 always set cur_loc_changed. Set in_changed_variables on whatever
1909 var is added to changed_variables.
1910 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1911 Use shared_var_p. When removing loc that is equal to cur_loc,
1912 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1913 end, don't set it to something else, just call variable_was_changed.
1914 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1915 loc being removed, clear cur_loc and set cur_loc_changed.
1916 Set cur_loc_changed if all locations have been removed.
1917 (struct expand_loc_callback_data): New type.
1918 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1919 allocated. Always create SUBREGs if simplify_subreg failed.
1920 Prefer to use cur_loc, when that fails and still in
1921 changed_variables (and seen first time) recompute it. Set
1922 cur_loc_changed of variables which had to change cur_loc and
1923 compute elcd->cur_loc_changed if any of the subexpressions used
1924 had to change cur_loc.
1925 (vt_expand_loc): Adjust to pass arguments in
1926 expand_loc_callback_data structure.
1927 (vt_expand_loc_dummy): New function.
1928 (emitted_notes): New variable.
1929 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1930 that weren't used for any other decl in current
1931 emit_notes_for_changes call call vt_expand_loc_dummy to update
1932 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1933 first loc_chain location if NULL before. Always use just
1934 cur_loc instead of first loc_chain location. When cur_loc_changed
1935 is false, when not --enable-checking=rtl just don't emit any note.
1936 When rtl checking, compute the note and assert it is the same
1937 as previous note. Clear cur_loc_changed and in_changed_variables
1938 at the end before removing from changed_variables.
1939 (check_changed_vars_3): New function.
1940 (emit_notes_for_changes): Traverse changed_vars to call
1941 check_changed_vars_3 on each changed var.
1942 (emit_notes_for_differences_1): Clear cur_loc_changed and
1943 in_changed_variables. Recompute cur_loc of new_var.
1944 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1945 (vt_emit_notes): Initialize and destroy emitted_notes.
1947 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1949 PR rtl-optimization/42220
1950 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1951 Use verify_reg_tracked to determine if we should use OP_OUT rather
1953 (build_def_use): If we see an in-out operand for a register that we
1954 know nothing about, treat is an output if possible, fail the block if
1957 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1960 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1963 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1966 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1967 uses of relevant DEFs that are dead outside the loop too.
1969 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1971 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1973 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1975 * var-tracking.c (values_to_unmark): New variable.
1976 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1977 values_to_unmark vector. Moved body to...
1978 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1979 instead queue it into values_to_unmark vector.
1980 (vt_find_locations): Free values_to_unmark vector.
1982 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1984 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1985 (site.exp): Export them when plugins are enabled.
1987 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1990 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1992 (chrec_fold_multiply): Same.
1994 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1997 * c-decl.c (build_compound_literal): Return early if init is
2000 2010-03-04 Martin Jambor <mjambor@suse.cz>
2002 PR tree-optimization/43164
2003 PR tree-optimization/43191
2004 * tree-sra.c (type_consists_of_records_p): Reject records with
2005 zero-size bit-fields at the end.
2007 2010-03-04 Mike Stump <mikestump@comcast.net>
2009 * Makefile.in (TAGS): Remove *.y.
2011 2010-03-04 Richard Guenther <rguenther@suse.de>
2013 PR tree-optimization/40761
2014 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2016 (my_rev_post_order_compute): New function.
2017 (init_pre): Call it.
2019 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2022 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2023 decrease the cost of an IV candidate when the cost is infinite.
2025 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2027 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2028 Use '3DNow!' for the extension of that name, ensure normal space
2030 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2032 2010-03-03 Jeff Law <law@redhat.com>
2034 * PR middle-end/32693
2035 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2036 than gen_rtx_SUBREG.
2037 (extract_bit_field_1): Likewise.
2039 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2041 * doc/sourcebuild.texi (Test directives): Document that arguments
2042 include-opts and exclude-opts are now optional for dg-skip-if,
2043 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2045 2010-03-03 Jason Merrill <jason@redhat.com>
2048 * cgraph.h (varpool_node): Add extra_name field.
2049 * varpool.c (varpool_extra_name_alias): New.
2050 (varpool_assemble_decl): Emit extra name aliases.
2051 (varpool_mark_needed_node): Look past an extra name alias.
2052 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2053 * lto-streamer-in.c (lto_input_tree): Read it.
2054 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2056 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2058 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2059 (sparc*-*-solaris2*): ...this.
2061 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2064 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2065 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2066 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2067 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2070 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2071 fallthrough to default handling, just with want_address 0 instead of 2.
2072 For single element lists, add_AT_loc directly, otherwise create an
2073 artificial variable DIE and stick location list to it.
2076 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2077 (VAL_EXPR_HAS_REVERSE): Define.
2078 (reverse_op): New function.
2079 (add_stores): For reversible operations add an extra MO_VAL_USE.
2081 2010-03-02 Jason Merrill <jason@redhat.com>
2083 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2085 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2087 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2088 (sparc64-*-linux*): Likewise.
2089 (sparc64-*-solaris2*): Include assembler files before linker ones.
2090 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2091 * config/sparc/gas.h: Delete.
2092 * config/sparc/sol2-64.h: Add copyright notice.
2093 * config/sparc/sol2-gas-bi.h: Likewise.
2094 * config/sparc/sol2-gld.h: Likewise.
2095 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2096 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2097 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2098 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2099 (sparc_elf_asm_named_section): Rename into...
2100 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2102 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2104 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2106 2010-03-02 Jeff Law <law@redhat.com>
2109 * reload1.c (rtx_p, substitute_stack): Declare.
2110 (substitute): Record addresses of changed rtxs.
2111 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2112 Restore the original rtx when complete.
2113 (reload): Free subsitute_stack when complete.
2115 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2117 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2118 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2120 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2121 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2122 Torture Tests): Change from subsection to section.
2124 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2125 Steven Bosscher <steven@gcc.gnu.org>
2127 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2130 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2133 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2134 the assignment from the new induction variable to the assignment
2135 of the value from the original loop PHI function.
2137 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2138 Daniel Jacobowitz <dan@codesourcery.com>
2140 * doc/sourcebuild.texi (Test directives): Clarify options to
2143 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2145 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2146 Disable cfi directives unless GCC and gas agree on using read-only
2147 .eh_frame sections for 64-bit.
2148 * configure: Regenerate.
2150 2010-03-01 Richard Guenther <rguenther@suse.de>
2152 PR tree-optimization/43220
2153 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2154 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2156 2010-03-01 Richard Guenther <rguenther@suse.de>
2157 Martin Jambor <mjambor@suse.cz>
2160 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2161 gimplified parameters.
2163 2010-03-01 Christian Bruel <christian.bruel@st.com>
2165 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2167 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2169 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2171 2010-03-01 Richard Guenther <rguenther@suse.de>
2174 * expr.c (expand_assignment): Use the alias-oracle to tell
2175 if the rhs aliases the result decl.
2177 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2180 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2181 to sol_gt_pch_get_address.
2182 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2183 64-bit, SPARC and x86.
2184 (sol_gt_pch_get_address): New function.
2186 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2188 * toplev.h (inform_n, error_n): Declare.
2189 * diagnostic.c (inform_n, error_n): New function.
2191 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2193 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2194 has no rtl yet when processing local_decls, queue it and recheck
2195 if deferred stack allocation hasn't assigned it rtl.
2197 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2199 * config/sh/sh.c (unspec_bbr_uid): New.
2200 (gen_block_redirect): Use it instead of INSN_UID.
2201 (gen_far_branch): Likewise.
2203 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2205 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2206 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2208 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2210 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2211 (Warning Options): -Wno-conversion-null is valid for
2212 Objective-C++ as well.
2213 * doc/tm.texi (Named Address Spaces): Likewise.
2214 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2215 * doc/tree-ssa.texi (Tree SSA): Likewise.
2217 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2220 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2221 by default. Don't set the default arch for
2222 i[34567]86-*-darwin*|x86_64-*-darwin*.
2224 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2227 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2228 default. Set the default 32bit/64bit archs with $with_arch
2229 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2231 2010-02-27 Richard Guenther <rguenther@suse.de>
2233 PR tree-optimization/43186
2234 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2235 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2236 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2237 unroller iterations.
2239 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2241 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2242 required and i[34567]86-*-* targets don't support 64bit ISA.
2244 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2247 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2250 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2252 * config.gcc: Set the default arch at least to Prescott for
2253 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2254 if SSE math is enabled.
2256 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2258 * diagnostic.c (diagnostic_initialize): Update.
2259 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2261 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2262 (diagnostic_inhibit_notes): New.
2263 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2265 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2268 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2269 * doc/standards.texi: Likewise.
2270 * doc/extend.texi: Likewise.
2271 * doc/trouble.texi: Likewise.
2272 * doc/cppopts.texi: Likewise.
2273 * doc/install.texi: Likewise.
2274 * c.opt (std=c90,std=gnu90): New options.
2275 * c-opts.c (c_common_handle_option): Handle them.
2277 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2280 * c-decl.c (undeclared_variable): Use an informative note.
2282 2010-02-26 Richard Guenther <rguenther@suse.de>
2284 PR tree-optimization/43186
2285 * gimple.h (gimple_fold): Remove.
2286 * gimple.c (gimple_fold): Remove. Inline into single user ...
2287 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2288 Try harder for conditions.
2290 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2293 * function.c (used_types_insert): Don't skip through named pointer
2294 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2295 and it is different from the main variant's type.
2297 2010-02-26 Nick Clifton <nickc@redhat.com>
2299 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2301 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2303 * config.gcc: Support --with-fpmath=sse for x86.
2305 * config/i386/ssemath.h: New.
2307 * doc/install.texi (--with-fpmath=sse): Documented.
2309 2010-02-26 Richard Guenther <rguenther@suse.de>
2311 PR tree-optimization/43188
2312 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2313 vector types of over-aligned element type.
2315 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2318 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2319 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2321 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2323 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2325 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2327 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2328 * var-tracking.c: Include diagnostic.h.
2329 (debug_dv): New function.
2330 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2333 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2334 (add_value_chain, add_value_chains, remove_value_chain,
2335 remove_value_chains): Handle DEBUG_EXPRs.
2336 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2339 * regcprop.c (struct queued_debug_insn_change): New type.
2340 (struct value_data_entry): Add debug_insn_changes field.
2341 (struct value_data): Add n_debug_insn_changes field.
2342 (debug_insn_changes_pool): New variable.
2343 (free_debug_insn_changes, apply_debug_insn_changes,
2344 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2345 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2346 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2348 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2350 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2351 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2352 changes, call cprop_find_used_regs via note_stores.
2353 (copyprop_hardreg_forward): When copying vd from predecessor
2354 which has any queued DEBUG_INSN changes, make sure the pointers are
2355 cleared. At the end call df_analyze and then if there are any
2356 DEBUG_INSN changes queued at the end of some basic block for still
2357 live registers, apply them.
2358 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2360 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2362 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2365 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2367 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2368 targets. Set the default with_cpu/with_arch from arch/cpu.
2369 Allow x86-64 and native for with_cpu/with_arch.
2371 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2373 * ebitmap.c: Change calls to verify_popcount with calls to
2374 sbitmap_verify_popcount.
2375 (ebitmap_clear_bit): Fixed map->cacheindex test and
2376 map>cache update when bit clearing results in an empty
2379 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2382 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2383 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2384 and support both V2DF and V2DI modes.
2385 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2386 support both V2DF and V2DI modes.
2387 (general): Delete trailing whitespace from a few patterns.
2389 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2390 V2DF/V2DI interleave high/low builtins.
2392 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2395 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2396 interleave high/low functions.
2398 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2400 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2401 #pragma extern_prefix.
2403 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2406 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2407 BLKmode, assert op0 is a MEM and just adjust its mode.
2410 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2411 if bitpos isn't multiple of mode's bitsize.
2413 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2415 * c.opt (-ftemplate-depth=): New.
2416 (-ftemplate-depth-): Deprecate.
2417 * optc-gen.awk: Handle -ftemplate-depth=.
2418 * opth-gen.awk: Likewise.
2419 * c-opts.c (c_common_handle_option): Likewise.
2420 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2422 2010-02-24 Jason Merrill <jason@redhat.com>
2424 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2426 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2428 * cfg.c (alloc_aux_for_block): Remove inline.
2429 (alloc_aux_for_edge): Likewise.
2431 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2433 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2435 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2437 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2438 * config/i386/sol2-gas.h: New file.
2439 * config.gcc (i[34567]86-*-solaris2*): Use it.
2441 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2444 * c-typeck.c (ep_convert_and_check): New.
2445 (build_conditional_expr): Use it.
2446 (build_binary_op): Likewise.
2448 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2450 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2453 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2454 bounds even for -O+.
2455 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2456 expr needs to have DECL_NAME set.
2458 2010-02-24 Nick Clifton <nickc@redhat.com>
2460 * config/mep/mep.c: Include gimple.h.
2461 (mep_function_uses_sp): Delete unused function.
2462 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2463 parameters. Use unsigned integers to count args. Return a
2464 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2466 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2469 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2470 greater or equal to nelt instead of 2 * nelt.
2471 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2474 2010-02-23 Jason Merrill <jason@redhat.com>
2477 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2478 in cfun->local_decls even if they have register types.
2481 * stor-layout.c (place_field): Don't warn about unnecessary
2482 DECL_PACKED if the type is packed.
2484 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2487 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2488 GOTOFF relocs, even when the base reg isn't pic pointer.
2490 2010-02-23 Michael Matz <matz@suse.de>
2493 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2494 (expand_gimple_basic_block): Generate and use debug temps if there
2495 are debug uses left after the last real use of TERed ssa names.
2496 Unlink debug immediate uses when they are expanded.
2498 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2501 * config/i386/i386.c (override_options): Reorganise to provide
2502 better error messages.
2504 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2507 * graphite-scop-detection.c (create_single_exit_edge): Move
2508 the call to find_single_exit_edge to....
2509 (create_sese_edges): ...here. Don't handle multiple edges
2510 exiting the function.
2511 (build_graphite_scops): Don't handle multiple edges
2512 exiting the function.
2514 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2517 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2518 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2520 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2523 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2525 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2528 * c-typeck.c (convert_arguments): Print declaration location.
2529 * c-common.c (validate_nargs): Rename as
2530 builtin_function_validate_nargs.
2531 (check_builtin_function_arguments): Update.
2533 2010-02-22 Richard Guenther <rguenther@suse.de>
2536 * tree-inline.c (declare_return_variable): Use the type of
2537 the call stmt lhs if available.
2539 2010-02-22 Duncan Sands <baldrick@free.fr>
2541 * passes.c (register_pass): Always consider all pass lists when
2542 ref_pass_instance_number is zero.
2544 2010-02-22 Richard Guenther <rguenther@suse.de>
2546 PR tree-optimization/42749
2547 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2548 parameter. Do arithmetic in the original type.
2549 (update_accumulator_with_ops): Likewise.
2550 (adjust_accumulator_values): Adjust.
2552 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2554 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2555 (QI to BLKmode splitter): New splitter.
2557 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2559 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2560 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2562 2010-02-22 Richard Guenther <rguenther@suse.de>
2564 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2566 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2568 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2569 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2570 ($(T)crti.o, $(T)crtn.o): Remove rules.
2572 2010-02-21 Tobias Burnus <burnus@net-b.de>
2575 * doc/invoke.texi (-fassociative-math): Document that this
2576 option is automatically enabled for Fortran.
2578 2010-02-20 David S. Miller <davem@davemloft.net>
2580 * configure.ac: Test if linker and assembler properly support
2581 GOTDATA_OP relocations.
2582 * configure: Rebuild.
2583 * config.in: Likewise.
2584 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2585 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2586 (movsi_high_pic): Likewise.
2587 (movdi_lo_sum_pic): Likewise.
2588 (movdi_high_pic): Likewise.
2589 (movsi_pic_gotdata_op): New pattern.
2590 (movdi_pic_gotdata_op): Likewise.
2591 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2592 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2594 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2597 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2598 attribute to ssemul.
2599 (xop_mulv2div2di3_high): Ditto.
2601 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2604 * c.opt (Wconversion-null): New option.
2605 * doc/invoke.texi (Wconversion-null): Document.
2607 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2609 * common.opt (Wlarger-than-): Add Undocumented.
2611 2010-02-19 Mike Stump <mikestump@comcast.net>
2613 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2615 2010-02-19 Jason Merrill <jason@redhat.com>
2618 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2619 * configure: Likewise.
2621 2010-02-20 Alan Modra <amodra@gmail.com>
2624 * cgraph.h (cgraph_make_decl_local): Declare.
2625 * cgraph.c (cgraph_make_decl_local): New function.
2626 (cgraph_make_node_local): Use it.
2627 * cgraphunit.c (cgraph_function_versioning): Likewise.
2628 * ipa.c (function_and_variable_visibility): Likewise.
2630 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2633 * except.c (sjlj_emit_function_enter): Don't call
2634 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2636 * rtl.h (add_reg_br_prob_note): Remove prototype.
2638 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2641 * c-common.c (conversion_warning): Remove widening conversions
2642 before checking the conversion of integers to reals.
2644 2010-02-19 Mike Stump <mikestump@comcast.net>
2647 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2650 * cgraphunit.c (process_function_and_variable_attributes): Check
2651 DECL_PRESERVE_P instead of looking up attribute "used".
2652 * ipa-pure-const.c (check_decl): Likewise.
2653 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2654 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2655 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2656 instead of attribute "used".
2657 * config/sol2-c.c (solaris_pragma_init): Likewise.
2658 (solaris_pragma_fini): Likewise.
2660 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2662 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2663 Use XCNEW instead of xcalloc.
2664 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2665 XNEW instead of xmalloc.
2666 (get_fields): Use XNEWVEC instead of xmalloc.
2669 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2670 populate vars array.
2671 (create_new_general_access): For debug stmts just reset value.
2672 (get_stmt_accesses): For accesses within debug stmts just record them
2673 using add_access_to_acc_sites instead of preventing the peeling or
2674 counting them as accesses.
2677 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2679 2010-02-19 Richard Guenther <rguenther@suse.de>
2681 PR tree-optimization/42916
2682 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2685 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2687 * configure.ac: Replace all uses of changequote in macro arguments
2688 with proper quoting.
2690 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2693 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2695 2010-02-19 Richard Guenther <rguenther@suse.de>
2697 PR tree-optimization/42944
2698 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2699 test for aliasing with errno.
2701 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2704 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2705 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2706 * dojump.c: Include output.h.
2707 (inv): New inline function.
2708 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2709 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2710 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2711 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2712 argument, pass it down to other calls.
2713 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2714 add REG_BR_PROB note to the conditional jump.
2715 * cfgexpand.c (add_reg_br_prob_note): Removed.
2716 (expand_gimple_cond): Don't call it, add the probability
2717 as last argument to jumpif_1/jumpifnot_1.
2718 * Makefile.in (dojump.o): Depend on output.h.
2719 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2721 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2722 * stmt.c (do_jump_if_equal): Likewise.
2723 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2724 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2725 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2727 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2728 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2729 jumpifnot_1 callers.
2730 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2732 (store_expr): Adjust jumpifnot caller.
2733 (store_constructor): Adjust jumpif caller.
2736 * gimplify.c (gimple_boolify): For __builtin_expect call
2737 gimple_boolify also on its first argument.
2739 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2741 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2743 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2744 * configure: Regenerated.
2746 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2748 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2749 lang_hooks.types_compatible_p instead of comptypes.
2751 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2753 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2754 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2755 if __prefer_thumb__ is defined.
2757 2010-02-18 Martin Jambor <mjambor@suse.cz>
2759 PR tree-optimization/43066
2760 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2761 array with zero-sized element type.
2763 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2765 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2766 rtx, allocate struct var_loc_node here and return it to the
2767 caller, and only if it is actually needed.
2768 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2769 move it earlier and return immediately if it returns NULL.
2771 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2773 * config/sparc/gas.h: New file. Restore
2774 TARGET_ASM_NAMED_SECTION to its ELF default.
2775 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2777 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2778 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2779 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2780 after sparc/sysv4.h.
2782 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2784 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2786 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2788 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2789 patterns from predicated pattern.
2791 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2794 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2795 for insn mnemonic suffix.
2797 2010-02-17 Richard Guenther <rguenther@suse.de>
2799 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2802 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2805 * caller-save.c (save_call_clobbered_regs): If BB ends with
2806 a DEBUG_INSN, move any notes in between last real insn and the last
2807 DEBUG_INSN after the last DEBUG_INSN.
2809 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2811 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2812 Fix return type. Fix argument type. Explain meaning of return value.
2814 2010-02-16 Richard Guenther <rguenther@suse.de>
2816 PR tree-optimization/41043
2817 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2818 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2820 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2822 2010-02-16 Ira Rosen <irar@il.ibm.com>
2824 PR tree-optimization/43074
2825 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2826 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2827 vectorizable cycles in hybrid SLP check.
2828 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2830 2010-02-16 Richard Guenther <rguenther@suse.de>
2832 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2833 (true_dependence): If memrefs_conflict_p computes must-alias
2834 trust it. Move TBAA check after offset-based disambiguation.
2835 (canon_true_dependence): Likewise.
2837 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2839 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2840 * doc/invoke.texi: Document it.
2841 * var-tracking.c: Include toplev.h and params.h.
2842 (vt_find_locations): Return bool indicating success. Compute
2843 hash sizes unconditionally. Check new parameter, report.
2844 (variable_tracking_main_1): Check vt_find_locations results and
2845 retry. Renamed from...
2846 (variable_tracking_main): ... this. New wrapper to preserve
2847 flag_var_tracking_assignments.
2848 * Makefile.in (var-tracking.o): Adjust dependencies.
2850 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2851 Jakub Jelinek <jakub@redhat.com>
2854 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2855 if weak_import attribute is present.
2856 * config/darwin.c (machopic_select_section): Likewise.
2858 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2860 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2861 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2862 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2863 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2865 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2867 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2870 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2871 Rewrite text to refer to the names.
2873 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2875 * config/i386/i386-builtin-types.def
2876 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2877 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2878 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2879 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2880 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2881 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2882 IX86_BUILTIN_VPERMIL2PS256.
2883 (MULTI_ARG_4_DF2_DI_I): Defined.
2884 (MULTI_ARG_4_DF2_DI_I1): Defined.
2885 (MULTI_ARG_4_SF2_SI_I): Defined.
2886 (MULTI_ARG_4_SF2_SI_I1): Defined.
2887 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2888 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2889 __builtin_ia32_vpermil2ps256.
2890 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2891 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2892 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2893 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2894 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2895 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2896 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2897 CODE_FOR_xop_vpermil2v8sf3.
2898 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2899 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2900 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2901 (_mm256_permute2_pd): New.
2902 (_mm_permute2_ps): New.
2903 (_mm256_permute2_ps): New.
2905 2010-02-15 Nick Clifton <nickc@redhat.com>
2907 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2908 boolean parameters. Use emit_jump_insn when emitting a pop
2909 instruction containing a return insn.
2910 (push): Use 'true' rather than '1' as second parameter to F.
2911 (h8300_expand_prologue): Likewise.
2912 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2913 (h8300_expand_epilogue): Likewise.
2915 2010-02-15 Richard Guenther <rguenther@suse.de>
2918 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2921 2010-02-15 Nick Clifton <nickc@redhat.com>
2923 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2926 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2928 * intl.c (fake_ngettext): New function.
2929 * intl.h (fake_ngettext): Declare.
2930 (ngettext): Define macro.
2931 * collect2.c (notice_translated): New function.
2932 (main): Use notice_translated and ngettext.
2933 * collect2.h (notice_translated): Declare.
2935 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2937 * reorg.c (delete_computation): Comment fixes.
2938 * caller-save.c (setup_save_areas): Idem.
2939 * sel-sched-dump.c (dump_lv_set): Idem.
2942 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2944 * config/s390/s390.c (s390_sched_init): New function.
2945 (TARGET_SCHED_INIT): Target hook defined.
2947 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2948 Jack Howarth <howarth@bromo.med.uc.edu>
2949 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2952 Partial revert of unintended change in fix for PR41605.
2953 * config/darwin.h: Fix typo.
2954 * config/darwin9.h: Same.
2956 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2958 * c-pch.c (pch_init): Clear v.
2960 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2963 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2964 graphite_can_represent_init for MULT_EXPR.
2966 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2970 * graphite-sese-to-poly.c (remove_phi): New.
2971 (translate_scalar_reduction_to_array): Call remove_phi.
2973 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2976 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2977 * graphite-clast-to-gimple.h (gloog): Update declaration.
2978 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2979 * graphite-poly.h (struct poly_bb): Add missing comments.
2980 (struct scop): Add poly_scop_p field.
2982 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2983 * graphite.c (graphite_transform_loops): Build the polyhedral
2984 representation for each scop before code generation.
2985 * sese.c (rename_variables_in_operand): Removed.
2986 (rename_variables_in_expr): Return the renamed expression.
2987 (rename_sese_parameters): New.
2988 * sese.h (rename_sese_parameters): Declared.
2990 2010-02-11 Richard Guenther <rguenther@suse.de>
2992 PR tree-optimization/42998
2993 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2994 POINTER_PLUS_EXPR properly.
2996 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2997 Changpeng Fang <changpeng.fang@amd.com>
3000 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3001 the cost of an IV candidate when the IV is used in a test against zero.
3003 * gcc.dg/tree-ssa/ivopts-3.c: New.
3005 2010-02-11 Richard Guenther <rguenther@suse.de>
3008 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3009 pointer-vs-decl case by swapping refs. Handle some cases
3010 of pointer-vs-decl disambiguations more conservatively.
3011 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3012 to false after expanding.
3014 2010-02-11 Richard Guenther <rguenther@suse.de>
3017 * gcc.c (process_command): Handle LTO file@offset case more
3020 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3022 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3023 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3025 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3027 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3028 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3029 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3030 Optimize eq/ne comparisons when both arguments are known to be
3032 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3033 Don't mask operands unnecessarily if they are known to be already
3036 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3038 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3041 2010-02-10 Richard Guenther <rguenther@suse.de>
3043 PR tree-optimization/43017
3044 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3045 for wrapping signed arithmetic.
3047 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3050 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3051 if no debug info should be emitted for it.
3053 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3055 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3056 note when flag_exceptions is set.
3058 2010-02-10 Duncan Sands <baldrick@free.fr>
3060 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3062 2010-02-10 Richard Guenther <rguenther@suse.de>
3065 * tree.c (get_unwidened): Handle constants.
3066 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3068 2010-02-10 Martin Jambor <mjambor@suse.cz>
3071 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3072 check for variable argument counts independently.
3074 2010-02-10 Christian Bruel <christian.bruel@st.com>
3077 * config/sh/sh.c (find_barrier): Increase length for non delayed
3078 conditional branches.
3080 2010-02-10 Christian Bruel <christian.bruel@st.com>
3082 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3084 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3086 * builtins.c (set_builtin_user_assembler_name): Also handle
3087 ffs if int is smaller than word.
3089 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3092 * ira-conflicts.c (get_dup): Remove.
3093 (process_reg_shuffles): Add new parameter. Use it as an
3094 additional guard for copy generation.
3095 (add_insn_allocno_copies): Rewrite.
3097 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3099 * common.opt (fsched2-use-traces): Preserved for backward
3101 * doc/invoke.texi: Remove the documentation about option
3102 -fsched2-use-traces.
3103 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3104 flag_sched2_use_traces.
3105 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3106 the backward compatibility flag section.
3108 2010-02-09 Richard Guenther <rguenther@suse.de>
3110 PR tree-optimization/43008
3111 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3112 make HEAP variables initialized from global memory if they
3113 are not known builtin functions.
3114 (find_func_aliases): Adjust.
3116 2010-02-09 Richard Guenther <rguenther@suse.de>
3118 PR tree-optimization/43000
3119 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3120 arithmetic manually.
3122 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3124 PR tree-optimization/42931
3125 * tree-loop-linear.c (try_interchange_loops): Don't call
3126 double_int_mul if estimated_loop_iterations failed.
3128 2010-02-08 Martin Jambor <mjambor@suse.cz>
3131 * tree-sra.c (build_accesses_from_assign): Do not mark in
3132 should_scalarize_away_bitmap if stmt has volatile ops.
3133 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3136 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3138 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3140 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3142 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3145 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3148 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3150 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3153 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3154 to unknown_dependence.
3155 (graphite_legal_transform_dr): Handle the unknown_dependence.
3156 (graphite_carried_dependence_level_k): Same.
3158 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3160 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3162 2010-02-07 Richard Guenther <rguenther@suse.de>
3165 * expr.c (get_inner_reference): Always initialize *pbitsize.
3167 2010-02-07 Richard Guenther <rguenther@suse.de>
3170 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3171 new ARRAY_REFs on variable size element or minimal index arrays.
3173 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3174 gimple_fold_indirect_ref.
3176 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3179 * arm.c (arm_override_options): Just return if the user has specified
3180 an invalid fpu name.
3182 2010-02-03 Jason Merrill <jason@redhat.com>
3185 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3186 i386_pe_maybe_record_exported_symbol.
3188 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3191 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3192 (pa_delegitimize_address): New function.
3194 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3196 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3197 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3199 2010-02-05 Richard Guenther <rguenther@suse.de>
3202 * lto-streamer-in.c (get_resolution): Deal with references
3203 to undefined functions.
3205 2010-02-05 Richard Guenther <rguenther@suse.de>
3207 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3208 (fold_const_aggregate_ref): Likewise.
3209 (ccp_fold_stmt): Substitute loads.
3210 (maybe_fold_reference): Verify types before substituting.
3212 (fold_gimple_assign): Unshare properly.
3213 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3215 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3217 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3218 for rs6000_gen_cell_microcode.
3220 2010-02-04 Richard Guenther <rguenther@suse.de>
3222 PR rtl-optimization/42952
3223 * dse.c (const_or_frame_p): Remove MEM handling.
3225 2010-02-04 Nick Clifton <nickc@redhat.com>
3227 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3228 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3229 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3230 (mn10300_asm_output_mi_thunk): New function.
3231 (mn10300_can_output_mu_thunk): New function.
3232 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3233 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3234 (FUNCTION_ARG): Delete incorrect comment.
3236 2010-02-03 Jason Merrill <jason@redhat.com>
3239 * fold-const.c (operand_equal_p): Handle erroneous types.
3241 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3243 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3245 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3247 PR rtl-optimization/42941
3248 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3251 2010-02-03 Jason Merrill <jason@redhat.com>
3254 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3256 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3259 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3260 (cselib_reset_table): Renamed from...
3261 (cselib_reset_table_with_next_value): ... this.
3262 (cselib_get_next_uid): Renamed from...
3263 (cselib_get_next_unknown_value): ... this.
3264 * cselib.c (next_uid): Renamed from...
3265 (next_unknown_value): ... this.
3266 (cselib_clear_table): Adjust.
3267 (cselib_reset_table): Adjust. Renamed from...
3268 (cselib_reset_table_with_next_value): ... this.
3269 (cselib_get_next_uid): Adjust. Renamed from...
3270 (cselib_get_next_unknown_value): ... this.
3271 (get_value_hash): Use hash.
3272 (cselib_hash_rtx): Likewise.
3273 (new_cselib_val): Adjust. Set and dump uid.
3274 (cselib_lookup_mem): Pass next_uid as hash.
3275 (cselib_subst_to_values): Likewise.
3276 (cselib_log_lookup): Dump uid.
3277 (cselib_lookup): Pass next_uid as hash. Adjust.
3278 (cselib_process_insn): Adjust.
3279 (cselib_init): Initialize next_uid.
3280 (cselib_finish): Adjust.
3281 (dump_cselib_table): Likewise.
3282 * dse.c (canon_address): Dump value uid.
3283 * print-rtl.c (print_rtx): Print value uid.
3284 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3286 (dv_uid): New function, sort of renamed from...
3287 (dv_htab_hash): ... this, reimplemented in terms of it and...
3288 (dv_uid2hash): ... this. New.
3289 (variable_htab_eq): Drop excess assertions.
3290 (tie_break_pointers): Removed.
3291 (canon_value_cmp): Compare uids.
3292 (variable_post_merge_New_vals): Print uids.
3293 (vt_add_function_parameters): Adjust.
3294 (vt_initialize): Reset table. Adjust.
3296 2010-02-03 Richard Guenther <rguenther@suse.de>
3298 PR tree-optimization/42944
3299 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3300 (call_may_clobber_ref_p_1): Likewise. Properly handle
3301 malloc and calloc clobbering errno.
3303 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3305 * doc/invoke.texi: Fix name of sched1 dump.
3307 * opts.c (decode_options): Set flag_tree_switch_conversion
3308 only conditionally on optimize >= 2.
3310 * gcse.c: Assorted comment fixes in pass description.
3312 2010-02-03 Anthony Green <green@moxielogic.com>
3314 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3315 nop padding in order to maintain alignment of storage location of
3316 target function address.
3317 (moxie_trampoline_init): Store target function address at newly
3319 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3321 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3323 2010-02-03 Richard Guenther <rguenther@suse.de>
3326 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3328 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3330 * config.gcc: Reenable check for obsolete targets.
3331 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3332 mips-sgi-irix6.[0-4]*.
3334 2010-02-02 Nick Clifton <nickc@redhat.com>
3336 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3337 constant size of 4 as being the same as 0.
3338 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3339 can take values in the range 0..4.
3341 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3344 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3345 as _darwin10_Unwind_FindEnclosingFunction().
3346 * libgcc-libsystem.ver: New.
3348 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3351 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3352 implicitly set registers.
3354 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3356 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3357 (arm_override_options): Allow automatic selection of the thread
3358 pointer register if thumb2.
3359 (legitimize_pic_address): Improve code sequences for Thumb2.
3360 (arm_call_tls_get_addr): Likewise.
3361 (legitimize_tls_address): Likewise.
3362 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3363 (pic_load_addr_32bit): ... this. New named pattern.
3364 * thumb2.md (pic_load_addr_thumb2): Delete.
3365 (pic_load_dot_plus_four): Delete.
3366 (tls_load_dot_plus_four): New named pattern.
3368 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3371 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3372 Document fix for TLS bug.
3374 2010-01-31 Richard Guenther <rguenther@suse.de>
3376 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3377 conservatively correct.
3379 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3383 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3385 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3387 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3389 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3391 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3393 * config.gcc: Adjust order of makefile fragments for mingw targets.
3395 2010-01-31 Richard Guenther <rguenther@suse.de>
3398 * gimplify.c (gimplify_init_constructor): For volatile LHS
3399 initialize a temporary.
3401 2010-01-31 Matthias Klose <doko@ubuntu.com>
3403 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3405 * configure: Regenerate.
3407 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3409 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3410 the same alias set and their sizes different constantness.
3411 (aliasing_component_refs_p): Revert 2009-10-24 change.
3413 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3415 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3418 2010-01-29 Richard Guenther <rguenther@suse.de>
3420 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3421 Assert we successfully updated the call.
3423 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3425 PR rtl-optimization/42889
3426 * df.h (df_set_bb_dirty_nonlr): New prototype.
3427 * df-core.c (df_set_bb_dirty_nonlr): New function.
3428 * df-scan.c (df_insn_rescan): Call it instead of
3429 df_set_bb_dirty for DEBUG_INSNs.
3431 2010-01-29 Richard Guenther <rguenther@suse.de>
3434 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3435 quadratic behavior in most cases.
3437 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3440 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3441 in the call to gen_x86_movsicc_0_m1.
3443 2010-01-28 Richard Guenther <rguenther@suse.de>
3445 PR tree-optimization/42871
3446 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3448 2010-01-28 Richard Guenther <rguenther@suse.de>
3450 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3451 into call arguments.
3453 2010-01-28 Richard Guenther <rguenther@suse.de>
3456 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3457 the forwarder if the destination is an EH landing pad.
3459 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3461 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3462 block list passed to gimple_duplicate_sese_tail.
3463 (parallelize_loops): Avoid parallelization when the function
3465 Avoid parallelization when the preheader is IRREDUCIBLE.
3466 Try to optimize when estimated_loop_iterations_int is unresolved.
3467 Add the loop's location to the dump file.
3468 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3469 (gimple_duplicate_sese_tail): Remove the check for the latch.
3470 Redirect nexits to the exit block.
3471 Remove handling of the incoming edges to the latch.
3472 Redirect the backedge from the copied latch to the exit bb.
3474 2010-01-28 Michael Matz <matz@suse.de>
3477 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3478 Wrap force_reg into a sequence, emit it before user.
3480 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3482 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3484 (arm_legacy_rev): Likewise.
3485 (thumb_legacy_rev): Likewise.
3487 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3489 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3490 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3491 on MEM's address failed, try avoid_constant_pool_reference and
3492 recurse if it returned something different.
3493 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3494 address, try avoid_constant_pool_reference and recurse if it
3495 returned something different.
3496 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3497 address and avoid_constant_pool_reference returned something
3498 different, don't set have_address.
3500 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3503 * var-tracking.c (val_store): Add modified argument, obey it.
3505 (count_uses): Move down logging of main.
3506 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3507 don't need resolution.
3508 (emit_notes_in_bb): Likewise.
3510 2010-01-27 Richard Guenther <rguenther@suse.de>
3513 * tree-inline.c (remap_decl): Delay remapping of SSA name
3514 default definitions until we need them.
3516 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3518 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3519 (rs6000_delegitimize_address): New function.
3521 * config/s390/s390.c (s390_delegitimize_address): Call
3522 delegitimize_mem_from_attrs.
3525 * tree-inline.c (cannot_copy_type_1): Removed.
3526 (copy_forbidden): Don't forbid copying of functions containing
3527 records/unions with variable length fields.
3529 2010-01-27 Christian Bruel <christian.bruel@st.com>
3533 * config/sh/sh.c (find_barrier): Increase length for non delayed
3534 conditional branches.
3536 2010-01-27 Matthias Klose <doko@ubuntu.com>
3538 * configure.ac (gnu-unique-object): Fix ldd version check.
3539 * configure: Regenerate.
3541 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3543 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3545 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3546 Test for HAVE_GNU_AS value.
3548 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3550 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3551 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3552 INT64_TYPE): Define.
3553 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3554 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3555 INT_LEAST64_TYPE): Define.
3556 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3557 UINT_LEAST64_TYPE): Define.
3558 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3559 INT_FAST64_TYPE): Define.
3560 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3561 UINT_FAST64_TYPE): Define.
3562 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3563 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3564 (SIG_ATOMIC_TYPE): Define.
3566 2010-01-26 Richard Guenther <rguenther@suse.de>
3568 * df-scan.c (df_scan_set_bb_info): Remove assert.
3569 (df_insn_rescan_debug_internal): Merge asserts.
3570 (df_install_ref): Likewise.
3571 (df_mark_reg): Use bitmap_set_range.
3572 (df_hard_reg_used_p): Remove assert.
3573 (df_hard_reg_used_count): Likewise.
3575 2010-01-26 Richard Guenther <rguenther@suse.de>
3577 PR rtl-optimization/42685
3578 * web.c (web_main): Ignore DEBUG_INSNs.
3580 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3582 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3584 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3585 Fix types of fndecl and arglist parameters.
3587 2010-01-26 Richard Guenther <rguenther@suse.de>
3590 * tree-eh.c (unsplit_eh): Skip debug insns.
3592 2010-01-26 Richard Guenther <rguenther@suse.de>
3594 PR tree-optimization/42250
3595 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3597 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3600 * omp-low.c (expand_omp_sections): Only use single_pred if
3601 l2_bb is single_pred_p.
3603 2010-01-25 Christian Bruel <christian.bruel@st.com>
3606 * config/sh/sh.c (find_barrier): Increase length for non delayed
3607 conditional branches.
3608 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3610 2010-01-24 David S. Miller <davem@davemloft.net>
3612 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3613 define if not using GAS.
3614 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3615 Likewise. Delete SECTION_MERGE code, which is only applicable
3618 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3621 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3622 mangling of va_list in system headers.
3624 2010-01-23 Toon Moene <toon@moene.org>
3626 * tree-predcom.c (combine_chains): Return NULL, not false.
3628 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3630 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3631 initialization of variable res to agree with return type.
3633 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3635 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3636 * tree-sra.c: Add include of expr.h.
3638 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3640 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3641 insert the debug stmt on the single non-EH edge from the stmt.
3643 2010-01-22 Richard Henderson <rth@redhat.com>
3646 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3647 the RHS until after generate_subtree_copies has insertted its
3648 code before the current statement.
3650 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3652 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3654 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3656 2010-01-21 Martin Jambor <mjambor@suse.cz>
3658 PR tree-optimization/42585
3659 * tree-sra.c (struct access): New field grp_total_scalarization.
3660 (dump_access): Dump the new field.
3661 (should_scalarize_away_bitmap): New variable.
3662 (cannot_scalarize_away_bitmap): Likewise.
3663 (sra_initialize): Allocate new bitmaps.
3664 (sra_deinitialize): Free new bitmaps.
3665 (create_access_1): New function.
3666 (create_access): Parts moved to create_access_1.
3667 (type_consists_of_records_p): New function.
3668 (completely_scalarize_record): Likewise.
3669 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3670 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3671 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3673 (analyze_all_variable_accesses): Completely scalarize small eligible
3676 2010-01-21 Martin Jambor <mjambor@suse.cz>
3678 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3680 2010-01-21 Andrew Haley <aph@redhat.com>
3682 * gcc.c (process_command): Move lang_specific_driver before
3683 setting cc_libexec_prefix.
3685 2010-01-21 Richard Guenther <rguenther@suse.de>
3688 * fold-const.c (negate_expr_p): Pretend only negative
3689 real constants are easily negatable.
3691 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3692 Jason Merrill <jason@redhat.com>
3694 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3695 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3696 * calls.c (initialize argument_information): Handle it.
3697 * c-common.c (handle_transparent_union_attribute): Use new name.
3698 * c-decl.c (finish_struct): Ditto.
3699 * c-typeck.c (type_lists_compatible_p): Ditto.
3700 (convert_for_assignment): Use new name and also handle record.
3701 * function.c (aggregate_value_p): Handle it.
3702 (pass_by_reference): Ditto.
3703 (assign_parm_data_types): Ditto.
3704 * print-tree.c (print_node): Ditto.
3705 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3706 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3707 * tree.c (first_field): New fn.
3709 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3712 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3713 even when linking statically, for now.
3715 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3718 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3719 without a cselib val.
3720 (count_uses): Accept MO_VAL_SET with no val on stores.
3721 (add_stores): Likewise.
3723 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3725 * var-tracking.c (check_value_val): Add a compile time assertion.
3726 (dv_is_decl_p): Simplify.
3727 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3728 gcc_assert if ENABLE_CHECKING.
3730 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3733 * var-tracking.c: Include tree-flow.h.
3734 (mem_dies_at_call): New.
3735 (dataflow_set_preserve_mem_locs): Use it.
3736 (dataflow_set_remove_mem_locs): Likewise.
3737 (dump_var): Renamed from dump_variable. Adjust all callers.
3738 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3739 * Makefile.in (var-tracking.o): Adjust deps.
3741 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3743 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3745 2010-01-20 Richard Guenther <rguenther@suse.de>
3747 PR tree-optimization/42717
3748 * tree-ssa-dce.c (get_live_post_dom): Remove.
3749 (forward_edge_to_pdom): Take an arbitrary edge to copy
3750 degenerate PHI args from.
3751 (remove_dead_stmt): Use the first post-dominator even if it
3752 does not contain live statements as redirection destination.
3754 2010-01-20 Richard Guenther <rguenther@suse.de>
3756 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3758 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3760 * sel-sched.c (create_speculation_check): Remove set but not used
3762 (try_transformation_cache): Remove set but not used variable ds.
3763 (calculate_privileged_insns): Remove set but not used variables
3764 cur_insn and min_spec_insn.
3765 (find_best_expr): Remove set but not used variable avail_n.
3766 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3768 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3770 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3771 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3774 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3777 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3778 cpu types. Add support for *-sse3 cpu types.
3779 (x86_64-*-*): Ditto.
3781 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3784 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3785 argument, call initializer_constant_valid_p_1 instead of
3786 initializer_constant_valid_p, pass CACHE to it, return NULL
3787 immediately if first call returns NULL.
3788 (initializer_constant_valid_p_1): New function.
3789 (initializer_constant_valid_p): Use it.
3791 2010-01-20 Thomas Quinot <quinot@adacore.com>
3793 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3795 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3797 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3798 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3799 (loc_list_from_tree): Don't handle unsigned division. Handle
3800 signed modulo using DW_OP_{over,over,div,mul,minus}.
3801 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3802 modulo instead of signed.
3804 2010-01-20 DJ Delorie <dj@redhat.com>
3806 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3808 (h8300_emit_stack_adjustment): Propogate it.
3810 (h8300_expand_prologue): Likewise.
3811 (h8300_expand_epilogue): Likewise.
3813 2010-01-19 Michael Matz <matz@suse.de>
3815 PR tree-optimization/41783
3816 * tree-data-ref.c (toplevel): Include flags.h.
3817 (dump_data_dependence_relation): Also dump the inputs if the
3818 result will be unknown.
3819 (split_constant_offset_1): Look through some conversions.
3820 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3821 the offset from last element is too large.
3822 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3823 (reassociate_to_the_same_stmt): Handle vector registers.
3824 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3826 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3827 wide_prolog_niters argument, emit widening instructions.
3828 (vect_do_peeling_for_alignment): Adjust caller, use widened
3829 variant of the iteration cound.
3830 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3832 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3835 * config/arm/neon-testgen.m (emit_automatics): New parameter
3836 features. Adjust for Fixed_return_reg feature.
3837 (test_intrinsic): Call emit_automatics with new feature.
3838 * config/arm/neon.ml: Update copyright years.
3839 (features): New Fixed_return_reg feature.
3840 (ops): Update feature for Vget_low.
3842 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3844 PR tree-optimization/42719
3845 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3849 * fwprop.c (all_uses_available_at): Return false if def_set dest
3850 is a REG that is used in def_insn.
3852 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3854 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3856 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3859 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3861 * target.h (struct gcc_target) <secondary_reload>: Change type
3862 of last argument to secondary_reload_info *.
3864 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3867 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3868 memory references with unaligned offsets. Remove CQImode handling.
3869 (unaligned_memory_operand): Return 1 for memory references with
3870 unaligned offsets. Remove CQImode handling.
3872 2010-01-18 Richard Guenther <rguenther@suse.de>
3875 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3878 2010-01-18 Richard Guenther <rguenther@suse.de>
3880 PR tree-optimization/42781
3881 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3882 restrict processing only if the original variable was artificial.
3884 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3886 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3887 find number of popped argument bytes.
3889 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3890 Fix the text that describes the return value for invalid insns.
3892 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3894 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3895 Clarify what 'cost of the -dependence' is. Fix quoting.
3897 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3898 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3900 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3902 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3903 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3905 2010-01-17 Richard Guenther <rguenther@suse.de>
3908 * function.c (split_complex_args): Take a VEC to modify.
3909 (assign_parms_augmented_arg_list): Build a VEC instead of
3910 a chain of PARM_DECLs.
3911 (assign_parms_unsplit_complex): Take a VEC of arguments.
3912 Do not fixup unmodified parms.
3913 (assign_parms): Deal with the VEC.
3914 (gimplify_parameters): Likewise.
3916 2010-01-17 Richard Guenther <rguenther@suse.de>
3918 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3919 node existence check.
3920 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3921 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3922 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3923 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3924 (gimple_execute_on_growing_pred): Likewise.
3926 2010-01-17 Richard Guenther <rguenther@suse.de>
3928 PR tree-optimization/42773
3929 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3930 (compute_antic_aux): Likewise.
3931 (compute_partial_antic_aux): Likewise.
3933 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3936 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3939 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3941 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3944 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3945 Fix markup for strict argument.
3947 (TARGET_SCHED_REORDER2): Fix argument types.
3949 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3950 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3952 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3953 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3955 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3958 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3959 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3960 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3961 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3962 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3964 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3966 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3968 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3969 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3971 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3973 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3976 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3978 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3979 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3981 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3983 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3985 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3986 referring to it. Fix language.
3988 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3990 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3992 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3994 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3996 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3997 '@var{stream}. Remove stray 'and'.
3999 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4001 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4003 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4005 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4006 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4008 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4009 Fix description of return value.
4010 Rename argument "sz" to "len."
4012 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4013 Clarify meaning of 'true' return value.
4015 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4017 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4018 rep_mode versus mode_rep.
4020 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4022 (TARGET_BUILTIN_DECL): Fix name.
4024 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4026 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4028 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4030 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4032 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4034 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4037 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4038 Rename argument tm_fn to md_fn.
4040 (TARGET_OPTION_PRINT): Fix argument list.
4042 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4045 * config/i386/i386.c (ix86_fixup_binary_operands):
4046 Revert FMA4 fixup of operands.
4048 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4051 * Makefile.in (write_entries_to_file, install-plugin):
4052 Use \012 instead of \n with tr.
4054 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4056 * configure.ac (HAVE_AS_REF): New C macro.
4057 * configure: Regenerate.
4058 * config.in: Likewise.
4059 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4061 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4064 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4066 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4068 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4070 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4072 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4074 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4076 (TARGET_BINDS_LOCAL_P): Fix argument type.
4078 (TARGET_ASM_FILE_END): Use prototype.
4080 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4082 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4084 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4086 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4088 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4089 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4091 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4092 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4094 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4095 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4096 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4097 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4099 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4101 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4103 (TARGET_INIT_BUILTINS): Use prototype.
4105 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4106 Put 'const char *' in braces. Fix parameter types.
4107 (TARGET_INVALID_CONVERSION): Fix parameter types.
4108 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4109 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4111 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4114 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4116 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4118 2010-01-15 Joern Rennecke <amylaar@spamcop.net>