1 2010-04-07 Richard Guenther <rguenther@suse.de>
3 * ipa-reference.c (mark_load): Use get_base_address.
4 (mark_store): Likewise.
6 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
7 inserting GIMPLE_NOPs into the IL.
8 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9 Explicitly strip handled components and indirect references.
11 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
12 folding address expressions.
13 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
14 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
15 operand_equal_p to compare decls.
16 (ptr_deref_may_alias_decl_p): Likewise.
17 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
18 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
19 Handle reversed comparison ops.
20 * tree-sra.c (asm_visit_addr): Use get_base_address.
21 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use
23 * ipa-reference.c (mark_address): Use get_base_address.
25 2010-04-07 Richard Guenther <rguenther@suse.de>
27 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
28 Propagate constants everywhere.
30 2010-04-07 Jakub Jelinek <jakub@redhat.com>
33 * tree.c (MAX_INT_CACHED_PREC): Define.
34 (nonstandard_integer_type_cache): New array.
35 (build_nonstandard_integer_type): Cache results for precision
36 <= MAX_INT_CACHED_PREC.
38 2010-04-07 Richard Guenther <rguenther@suse.de>
40 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
41 -fargument-noalias-global, -fargument-noalias-anything): Remove.
42 * common.opt: Likewise.
43 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust
45 * alias.c (base_alias_check): Remove flag_argument_noalias
47 (nonoverlapping_memrefs_p): Likewise.
48 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
49 * opts.c (common_handle_option): Handle OPT_fargument_alias,
50 OPT_fargument_noalias, OPT_fargument_noalias_anything and
51 OPT_fargument_noalias_global for backward compatibility.
53 2010-04-07 Richard Guenther <rguenther@suse.de>
55 PR tree-optimization/43270
56 * tree-vrp.c (check_array_ref): Fix flexible array member
58 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
59 * tree-ssa-pre.c (phi_translate_1): Adjust.
60 (fully_constant_expression): Split out vn_reference handling to ...
61 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
62 Fold reads from constant strings.
63 (vn_reference_lookup): Handle fully constant references.
64 (vn_reference_lookup_pieces): Likewise.
65 * Makefile.in (expmed.o-warn): Add -Wno-error.
67 2010-04-07 Martin Jambor <mjambor@suse.cz>
69 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
71 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
74 * gcc.c: Add -static-libstdc++ to list of recognized options.
76 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
78 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to
81 2010-04-07 Richard Guenther <rguenther@suse.de>
84 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with
85 pointer bases build simple mem attributes to retain
86 points-to information.
88 2010-04-07 Richard Guenther <rguenther@suse.de>
91 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
92 preserve points-to related information.
94 2010-04-07 Richard Guenther <rguenther@suse.de>
97 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
98 discard plain indirect references.
99 * fold-const.c (operand_equal_p): Guard against NULL_TREE
101 * tree.c (tree_nop_conversion): Likewise.
103 2010-04-07 Dodji Seketeli <dodji@redhat.com>
106 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
108 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
110 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
111 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
113 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
115 * tree-if-conv.c: Fix indentation and comments.
117 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
119 * tree-if-conv.c: Sort static functions in topological order.
121 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
123 * tree-if-conv.c: Fix indentation and comments.
125 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
128 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
129 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
130 When converting an unsigned type to signed, double its precision.
131 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
132 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
133 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
135 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
138 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
139 POINTER_PLUS_EXPR for pointer types.
141 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
144 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
145 * graphite-clast-to-gimple.c: Include langhooks.h.
146 (max_signed_precision_type): New.
147 (max_precision_type): Takes two types as arguments.
148 (precision_for_value): New.
149 (precision_for_interval): New.
150 (gcc_type_for_interval): New.
151 (gcc_type_for_value): New.
152 (gcc_type_for_clast_term): New.
153 (gcc_type_for_clast_red): New.
154 (gcc_type_for_clast_bin): New.
155 (gcc_type_for_clast_expr): Split up into several functions.
156 (gcc_type_for_clast_eq): Rewritten.
157 (compute_bounds_for_level): New.
158 (compute_type_for_level_1): New.
159 (compute_type_for_level): New.
160 (gcc_type_for_cloog_iv): Removed.
161 (gcc_type_for_iv_of_clast_loop): Rewritten.
162 (graphite_create_new_loop): Compute the lower and upper bound types
163 with gcc_type_for_clast_expr.
164 (graphite_create_new_loop_guard): Same.
165 (find_cloog_iv_in_expr): Removed.
166 (compute_cloog_iv_types_1): Removed.
167 (compute_cloog_iv_types): Removed.
168 (gloog): Do not call compute_cloog_iv_types.
169 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
171 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
172 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
173 (GBB_CLOOG_IV_TYPES): Removed.
175 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
177 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
178 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
179 (detect_commutative_reduction): Same.
181 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
183 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
184 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
186 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
187 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
188 (rewrite_commutative_reductions_out_of_ssa): Same.
189 * passes.c (execute_function_todo): Call verify_ssa for every pass
190 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
191 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
192 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
193 with an extra argument.
194 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
195 verify_ssa only when the extra argument is true.
196 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
197 with an extra argument.
198 (tree_transform_and_unroll_loop): Same.
200 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
202 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
203 for all the passes of the LNO having LOOP_CLOSED_SSA.
204 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
205 * tree-loop-distribution.c (pass_loop_distribution): Same.
206 * tree-pass.h (TODO_verify_loops): Removed.
207 * tree-ssa-loop.c (pass_tree_loop_init): Same.
209 (pass_tree_unswitch): Same.
210 (pass_predcom): Same.
211 (pass_vectorize): Same.
212 (pass_linear_transform): Same.
213 (pass_graphite_transforms): Same.
214 (pass_iv_canon): Same.
215 (pass_complete_unroll): Same.
216 (pass_complete_unrolli): Same.
217 (pass_parallelize_loops): Same.
218 (pass_loop_prefetch): Same.
219 (pass_iv_optimize): Same.
221 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
224 * passes.c (init_optimization_passes): Move pass_lim before
225 pass_copy_prop and pass_dce_loop.
227 2010-04-06 Jakub Jelinek <jakub@redhat.com>
230 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
231 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
232 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
233 MULTI_* defines for 4 argument vpermil2p* builtins.
235 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
237 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
238 * config/i386/i386.c (x86_maybe_negate_const_int): New.
239 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
240 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
241 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
242 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
243 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
244 Use x86_maybe_negate_const_int to output insn mnemonic.
245 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
246 check from instruction predicate. Update comments.
247 * config/i386/sync.md (sync_add<mode>): Use
248 x86_maybe_negate_const_int to output insn mnemonic.
250 2010-04-06 Jan Hubicka <jh@suse.cz>
252 PR tree-optimization/42906
253 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
254 IGNORE_SELF argument. Set visited_control_parents for fully
256 (find_obviously_necessary_stmts): Update call of
257 mark_control_dependent_edges_necessary.
258 (propagate_necessity): Likewise. Handle PHI edges more curefully.
260 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
262 * config/i386/i386.md: Remove comment about 'e' and 'E'
265 2010-04-06 Richard Guenther <rguenther@suse.de>
267 PR tree-optimization/43627
268 * tree-vrp.c (extract_range_from_unary_expr): Widenings
269 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
272 2010-04-06 Jakub Jelinek <jakub@redhat.com>
274 * BASE-VER: Change to 4.6.0.
277 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
280 2010-04-06 Richard Guenther <rguenther@suse.de>
283 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
285 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
287 * doc/invoke.texi (Optimize Options): Document that LTO
288 won't remove object access purely due to incompatible
291 2010-04-04 Matthias Klose <doko@ubuntu.com>
293 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
296 2010-04-03 Richard Guenther <rguenther@suse.de>
299 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
300 require a non-NULL MEM_OFFSET.
302 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
304 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
305 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
306 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
307 config/alpha/predicates.md, config/arm/arm.md,
308 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
309 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
310 config/darwin9.h, config/darwin.c, config/darwin.h,
311 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
312 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
313 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
314 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
315 config/mips/mips.md, config/mn10300/mn10300.c,
316 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
317 config/rs6000/aix.h, config/rs6000/dfp.md,
318 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
319 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
320 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
321 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
322 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
323 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
324 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
325 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
326 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
327 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
328 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
329 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
330 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
331 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
332 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
333 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
334 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
335 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
336 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
337 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
338 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
339 opt-functions.awk, opth-gen.awk, params.def, passes.c,
340 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
341 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
342 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
343 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
344 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
345 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
346 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
347 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
348 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
349 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
350 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
351 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
352 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
353 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
355 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
358 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
359 * aclocal.m4: Regenerate.
361 2010-04-02 Richard Guenther <rguenther@suse.de>
363 PR tree-optimization/43629
364 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
365 if we have seen a constant value.
367 2010-04-02 Joseph Myers <joseph@codesourcery.com>
369 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
372 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
375 * arm.c (legitimize_tls_address): Adjust call to
376 gen_tls_load_dot_plus_four.
377 (arm_note_pic_base): New function.
378 (arm_cannot_copy_insn_p): Use it.
379 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
382 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
387 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
389 * Makefile.in ($(out_object_file)): Depend on
390 gt-$(basename $(notdir $(out_file))).h.
392 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
394 * config.gcc (lm32-*-rtems*): Add t-lm32.
396 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
398 * config.gcc: Add lm32-*-rtems*.
399 * config/lm32/rtems.h: New file.
401 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
404 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
406 2010-04-01 Jakub Jelinek <jakub@redhat.com>
408 * dwarf2out.c (output_compilation_unit_header): For
409 -gdwarf-4 use version 4 instead of version 3.
410 (output_line_info): For version 4 and above emit additional
411 maximum ops per insn header field.
412 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
414 * dwarf2out.c (is_c_family, is_java): Remove.
415 (lower_bound_default): New function.
416 (add_bound_info, gen_descr_array_type_die): Use it.
418 2010-04-01 Dodji Seketeli <dodji@redhat.com>
421 * dwarf2out.c (gen_variable_die): Allow debug info for variable
422 re-declaration when it happens in a function.
424 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
426 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
427 (cgraph_remove_function_insertion_hook): Same.
428 (cgraph_call_function_insertion_hooks): Same.
430 2010-04-01 Richard Guenther <rguenther@suse.de>
433 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
434 and TREE_THIS_VOLATILE.
435 (copy_ref_info): Likewise.
436 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
437 * tree.c (build6_stat): Ignore side-effects of all but arg5
438 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
441 2010-04-01 Richard Guenther <rguenther@suse.de>
443 PR tree-optimization/43607
444 * ipa-type-escape.c (check_call): Do not access non-existing
447 2010-04-01 Richard Guenther <rguenther@suse.de>
451 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
452 Jack Howarth <howarth@bromo.med.uc.edu>
454 * tree-profile.c (tree_init_ic_make_global_vars): Make static
457 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
459 * doc/install.texi (Prerequisites): Document libelf usability on
460 IRIX 5/6 and Solaris 2.
461 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
462 Update GNU as, GNU ld requirements.
463 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
464 Document Sun Studio compiler download.
465 Update and simplify as, ld recommendations.
466 (Specific, *-*-solaris2.7): Note obsoletion, removal.
468 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
470 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
471 with_tune_32 to pentium4.
473 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
475 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
477 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
479 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
482 Document GNU as requirement.
483 Update configure requirements.
484 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
486 Recomment IRIX 6.5.18+.
487 Document IDF/IDL requirement.
488 Document GNU as requirement.
489 Document GNU ld bootstrap failure.
490 Remove freeware.sgi.com reference.
492 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
494 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
495 UNIX V4.0, V5.0 obsoletion, removal.
496 Remove --with-gc=simple reference.
497 Update VM requirements during bootstrap.
498 Remove -oldas bootstrap description.
499 Update binutils reference.
500 Remove comparison failure note.
502 2010-03-31 Richard Guenther <rguenther@suse.de>
503 Zdenek Dvorak <ook@ucw.cz>
504 Sebastian Pop <sebastian.pop@amd.com>
507 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
508 with multiple arguments.
509 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
511 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
513 * graphite-dependences.c (print_pddr): Call print_pdr with an
515 * graphite-poly.c (debug_pdr): Add an extra argument for the
518 (print_pbb_domain): Same.
520 (print_scop_context): Same.
523 (debug_pbb_domain): Same.
527 (debug_scop_context): Same.
530 (print_scop_params): Same.
531 (debug_scop_params): Same.
532 (print_iteration_domain): Same.
533 (print_iteration_domains): Same.
534 (debug_iteration_domain): Same.
535 (debug_iteration_domains): Same.
536 (print_scattering_function): Same.
537 (print_scattering_functions): Same.
538 (debug_scattering_function): Same.
539 (debug_scattering_functions): Same.
540 * graphite-poly.h (debug_pdr): Update declaration.
542 (print_pbb_domain): Same.
544 (print_scop_context): Same.
547 (debug_pbb_domain): Same.
551 (debug_scop_context): Same.
554 (print_scop_params): Same.
555 (debug_scop_params): Same.
556 (print_iteration_domain): Same.
557 (print_iteration_domains): Same.
558 (debug_iteration_domain): Same.
559 (debug_iteration_domains): Same.
560 (print_scattering_function): Same.
561 (print_scattering_functions): Same.
562 (debug_scattering_function): Same.
563 (debug_scattering_functions): Same.
565 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
567 * graphite-poly.c (print_scattering_function_1): New.
568 (print_scattering_function): Call it.
569 (print_scop_params): Remove spaces at the end of lines.
572 * graphite-poly.h (print_cloog): Declared.
573 (debug_cloog): Declared.
575 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
577 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
579 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
580 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
581 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
582 to switch between adding the IV bump in loop->latch or in loop->header.
584 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
586 * graphite-poly.c (print_scattering_function): Pretty print following
589 (print_pbb_domain): Same.
590 (dump_gbb_cases): Same.
591 (dump_gbb_conditions): Same.
594 (print_scop_params): Same.
595 (print_scop_context): Same.
597 (print_pbb_body): New.
598 (lst_indent_to): New.
599 (print_lst): Start new lines with a #.
600 * graphite-poly.h (pbb_bb): New.
601 (pbb_index): Use pbb_bb.
602 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
604 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
606 2010-03-31 Jakub Jelinek <jakub@redhat.com>
608 * dwarf2out.c (size_of_die): For -gdwarf-4 use
609 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
610 and 0 instead of 1 for dw_val_class_flag.
611 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
612 dw_val_class_range_list, dw_val_class_loc_list,
613 dw_val_class_lineptr and dw_val_class_macptr, use
614 DW_FORM_flag_present for dw_val_class_flag and
615 DW_FORM_exprloc for dw_val_class_loc.
616 (output_die): For -gdwarf-4 print dw_val_class_loc
617 size as uleb128 instead of 1 or 2 bytes and don't print
618 anything for dw_val_class_flag.
620 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
621 instead of cselib_lookup following by tweaking locs->setting_insn.
624 * cselib.c (cselib_process_insn): Clear cselib_current_insn
625 even before returning from label, setjmp call or volatile asm
628 2010-03-31 Richard Guenther <rguenther@suse.de>
631 * cgraphunit.c (cgraph_output_in_order): Do not allocate
632 temporary data on stack.
634 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
636 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
637 (PUSHSECTION_ASM_OP): Remove.
638 (POPSECTION_ASM_OP): Remove.
639 (PUSHSECTION_FORMAT): Remove.
640 * config/sol2.h (PUSHSECTION_FORMAT): Define.
641 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
642 * config/sol2.c (solaris_output_init_fini): Use it.
644 2010-03-31 Jie Zhang <jie@codesourcery.com>
647 * opt-functions.awk (var_type_struct): Use signed char type
648 for simple variables.
650 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
652 * config/sol2.c: Include output.h.
653 (solaris_assemble_visibility): New function.
654 * config/t-sol2 (sol2.o): Add output.h dependency.
655 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
656 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
659 2010-03-31 Jakub Jelinek <jakub@redhat.com>
662 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
663 V2SImode or XFmode on PRE_DEC.
666 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
669 2010-03-31 Jie Zhang <jie@codesourcery.com>
672 * reload.h (caller_save_initialized_p): Declare.
673 * toplev.c (backend_init_target): Don't call
674 init_caller_save but set caller_save_initialized_p to false.
675 * caller-save.c (caller_save_initialized_p): Define.
676 (init_caller_save): Check caller_save_initialized_p.
677 * ira.c (ira): Call init_caller_save if flag_caller_saves.
679 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
682 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
683 and soft-fp/t-softfp to tmake_file.
684 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
685 (LIBGCC2_TF_CEXT): Define.
688 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
691 * cselib.c (n_useless_values): Document handling of debug locs.
692 (n_useless_debug_values, n_debug_values): New variables.
693 (new_elt_loc_list): Don't add to debug values, keep count.
694 (promote_debug_loc): New.
695 (cselib_reset_table): Zero new variables.
696 (entry_and_rtx_equal_p): Promote debug locs.
697 (discard_useless_locs): Increment n_useless_debug_values for
699 (remove_useless_values): Adjust n_useless_values and n_debug_values
700 with n_useless_debug_values.
701 (add_mem_for_addr): Promote debug locs.
702 (cselib_lookup_mem): Likewise.
703 (cselib_lookup_addr): Renamed to...
704 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
705 (cselib_log_lookup): ... this. Turn into...
706 (cselib_lookup_addr): ... new wrapper.
707 (cselib_lookup_from_insn): New.
708 (cselib_invalidate_regno): Increment n_useless_debug_values for
710 (cselib_invalidate_mem): Likewise.
711 (cselib_process_insn): Take n_deleted and n_debug_values into
712 account to guard remove_useless_value call.
713 (cselib_finish): Zero n_useless_debug_values.
714 * cselib.h (cselib_lookup_from_insn): Declare.
715 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
716 (sched_analyze_2): Likewise.
718 2010-03-30 Jakub Jelinek <jakub@redhat.com>
720 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
722 (adjust_mems): Replace narrowing SUBREG of expression containing
723 just PLUS, MINUS, MULT and ASHIFT of registers and constants
724 with operations in the narrower mode.
727 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
728 regs_invalidated_by_call instead all call_used_reg_set registers.
730 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
733 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
734 pointer comparisons with types_compatible_p.
735 * tree-vect-stmts.c (vectorizable_call): Same.
736 (vectorizable_condition): Same.
738 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
740 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
741 stack check if the mask would be zero.
743 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
744 Jack Howarth <howarth@bromo.med.uc.edu>
746 * tree-profile.c (tree_init_ic_make_global_vars): Make static
749 2010-03-30 Joseph Myers <joseph@codesourcery.com>
752 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
754 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
755 Include ___unordxf2 and ___unordtf2.
756 * config/i386/libgcc-glibc.ver: Do not define inheritance from
759 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
761 * config/lm32/t-lm32: New file.
762 * config.gcc: Use the above file when targetting lm32.
764 2010-03-28 Duncan Sands <baldrick@free.fr>
766 * Makefile.in (PLUGIN_HEADERS): Add except.h.
768 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
771 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
772 Improve vectorization cost model diagnostic.
774 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
777 * tree-vect-data-refs.c (vect_analyze_data_refs): When
778 compute_data_dependences_for_loop returns false, early exit
779 and output an extra diagnostic for the failed data reference
782 2010-03-29 Richard Guenther <rguenther@suse.de>
784 PR tree-optimization/43560
785 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
786 (can_sm_ref_p): Treat stores to readonly locations as trapping.
788 2010-03-29 Jie Zhang <jie@codesourcery.com>
791 * toplev.c (process_options): Set optimization_default_node
792 and optimization_current_node.
793 * opts.c (decode_options): Don't set optimization_default_node
794 and optimization_current_node.
796 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
798 * config/rtems.h: Abandon -qrtems_debug.
800 2010-03-28 Jan Hubicka <jh@suse.cz>
802 PR tree-optimization/43505
803 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
804 map should not be copied.
806 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
809 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
810 cdtors, set DECL_PRESERVE_P.
811 * ipa.c (cgraph_externally_visible_p): Return true if declaration
814 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
816 PR tree-optimization/43528
817 * stor-layout.c (place_field): Check that constant fits into
818 unsigned HWI when skipping calculation of MS bitfield layout.
820 2010-03-27 Jan Hubicka <jh@suse.cz>
823 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
824 notice_global_symbol work.
826 2010-03-27 Jakub Jelinek <jakub@redhat.com>
828 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
829 instead of dwarf2out_decl.
830 (struct var_loc_node): Remove section_label field.
831 (dwarf2out_function_decl): New function.
832 (dwarf2out_var_location): Don't set section_label field.
833 (dwarf2out_begin_function): Don't empty decl_loc_table here.
835 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
837 PR tree-optimization/43544
838 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
839 First argument for builtin vectorized function hook is now a
840 tree to be able to distinguish between machine specific and
842 * targhooks.c (default_builtin_vectorized_function): Ditto.
843 * targhooks.h (default_builtin_vectorized_function): Ditto.
844 * target.h (struct gcc_target): Ditto.
845 * tree-vect-stmts.c (vectorizable_function): Ditto.
846 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
847 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
850 2010-03-26 Joseph Myers <joseph@codesourcery.com>
853 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
854 nested binding iff it is a FUNCTION_DECL.
855 (store_parm_decls_newstyle): Pass nested=true to bind for
856 FUNCTION_DECLs amongst parameters.
858 2010-03-26 Jakub Jelinek <jakub@redhat.com>
860 * var-tracking.c (vt_expand_loc_callback): Don't run
861 cselib_expand_value_rtx_cb in dummy mode if
862 cselib_dummy_expand_value_rtx_cb returned false.
864 * var-tracking.c (emit_note_insn_var_location): For one part
865 notes with offset 0, don't add EXPR_LIST around the location.
866 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
867 add_location_or_const_value_attribute): Adjust for that change.
870 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
871 into first operand and location into second.
872 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
873 dw_cfi_oprnd_loc for DW_CFA_expression.
874 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
875 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
876 assume first argument is regnum and second argument is location.
878 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
881 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
882 of scratch register to DImode. Split to DImode comparison operator.
883 Use SImode subreg of scratch register in the multiplication.
884 (*cmp_sadd_sidi): Ditto.
885 (*cmp_ssub_si): Ditto.
886 (*cmp_ssub_sidi): Ditto.
888 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
891 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
892 Remove invalid assert and wrong comment.
894 2010-03-26 Jakub Jelinek <jakub@redhat.com>
897 * flags.h (final_insns_dump_p): New extern.
898 * final.c (final_insns_dump_p): New variable.
899 (rest_of_clean_state): Set it before -fdump-final-insns=
900 dumping, clear afterwards.
901 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
902 MEM_ALIAS_SET on MEMs.
904 2010-03-26 David S. Miller <davem@davemloft.net>
906 * configure.ac: Fix sparc GOTDATA_OP bug check.
907 * configure: Rebuild.
909 2010-03-26 Alan Modra <amodra@gmail.com>
911 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
913 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
915 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
916 TLS_SECTION_ASM_FLAG.
918 2010-03-25 Jakub Jelinek <jakub@redhat.com>
921 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
922 Clear first_function_block_is_cold.
925 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
926 argument if the argument is truth_value_p.
928 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
930 * config/rs6000/constraints.md: Update copyright year for my changes.
933 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
934 used in reg+reg addressing, swap registers.
936 2010-03-24 Jakub Jelinek <jakub@redhat.com>
939 * target.h (struct gcc_target): Add code_end hook.
940 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
942 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
943 * toplev.c (compile_file): Call targetm.asm_out.code_end
944 hook before unwind info/debug info output.
945 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
946 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
947 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
948 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
949 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
950 * config/i386/i386.c (ix86_file_end): Renamed to...
951 (ix86_code_end): ... this. Make static. Don't call
952 file_end_indicate_exec_stack. Emit unwind info using
953 final_start_function/final_end_function.
954 (darwin_x86_file_end): Remove.
955 (TARGET_ASM_CODE_END): Define.
956 * config/i386/i386.h (TARGET_ASM_FILE_END,
957 NEED_INDICATE_EXEC_STACK): Don't define.
958 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
959 (TARGET_ASM_FILE_END): Define to darwin_file_end.
960 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
961 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
964 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
965 at the beginning and final_end_function at the end.
966 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
968 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
970 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
971 and Sun as TLS syntax.
972 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
973 * configure: Regenerate.
974 * config.in: Regenerate.
975 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
976 (default_elf_asm_named_section): Use it.
977 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
978 (i386_output_dwarf_dtprel): Likewise.
979 (output_addr_const_extra): Likewise.
980 (output_pic_addr_const): Lowercase @GOTTPOFF.
981 (output_addr_const_extra): Likewise.
982 (output_pic_addr_const): Lowercase @GOTNTPOFF.
983 (output_addr_const_extra): Likewise.
984 (output_pic_addr_const): Lowercase @INDNTPOFF.
985 (output_addr_const_extra): Likewise.
986 (output_pic_addr_const): Lowercase @NTPOFF.
987 (output_addr_const_extra): Likewise.
988 (output_pic_addr_const): Lowercase @TPOFF.
989 (output_addr_const_extra): Likewise.
990 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
991 (*tls_global_dynamic_64): Likewise.
992 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
993 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
995 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
996 (ASM_OUTPUT_TLS_COMMON): Use it.
997 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1000 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1001 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1002 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1003 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1004 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1005 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1007 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1009 * config/i386/i386.c (override_options): Don't accept
1010 -mtls-dialect=sun any longer.
1011 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1012 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1013 (*tls_local_dynamic_base_32_sun): Likewise.
1014 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1016 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1019 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1020 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1023 * ira.c (adjust_cleared_regs): New function.
1024 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1028 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1030 * expr.c (expand_expr_real): Restore previous
1031 curr_insn_source_location and curr_insn_block after
1032 expand_expr_real_1 call.
1033 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1034 instead of expand_expr_real_1.
1036 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1038 PR rtl-optimization/43413
1039 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1042 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1045 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1046 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1048 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1050 * config/i386/i386.c (ix86_target_string): Add -mfma.
1051 Fix a typo in comment.
1053 2010-03-22 Mike Stump <mikestump@comcast.net>
1056 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1057 Don't overly align based upon packed packed fields.
1059 2010-03-22 Jason Merrill <jason@redhat.com>
1061 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1062 Use () rather than [], and move before the element type.
1064 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1066 * doc/configfiles.texi (Configuration Files): Removed
1067 fixinc/Makefile*, intl/Makefile.*.
1068 * doc/makefile.texi: Fixed markup. Abstract from version
1069 control system used.
1070 (Makefile): Removed obsolete gcc/java/parse.y example.
1071 * doc/sourcebuild.texi: Likewise.
1072 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1073 libgomp, libssp. Removed fastjar.
1074 (Miscellaneous Docs): Clarify location.
1075 Added COPYING3, COPYING3.LIB.
1076 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1078 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1081 * config/i386/i386.c (x86_function_profiler)
1082 [!NO_PROFILE_COUNTERS]: Fix typo.
1083 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1086 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1087 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1089 * doc/sourcebuild.texi (Test Directives): Split into six
1090 subsections, with most of the current text in new subsections
1091 Directives, Selectors, and Final Actions.
1092 (Directives): Split list of test directives into multiple
1094 (Selectors): Describe use and syntax of selectors.
1095 (Effective-Target Keywords): Describe all existing keywords.
1096 (Add Options): Describe features for dg-add-options.
1097 (Require Support): Describe variants of dg-require-support.
1098 (Final Actions): Describe commands to use in dg-final.
1100 2010-03-22 Michael Matz <matz@suse.de>
1103 * recog.c (validate_replace_rtx_group): Replace also in
1104 REG_EQUAL and REG_EQUIV notes.
1106 2010-03-22 Richard Guenther <rguenther@suse.de>
1108 PR tree-optimization/43390
1109 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1110 sure vector extracts are type correct.
1112 2010-03-22 Richard Guenther <rguenther@suse.de>
1115 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1116 x * sqrt (x) even when optimizing for size if the target
1117 has native support for sqrt.
1119 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1121 * varasm.c (make_decl_rtl_for_debug): Also clear
1122 flag_mudflap for the duration of make_decl_rtl call.
1125 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1126 locs from preserved VALUEs.
1128 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1131 * pa.md (movmemsi): Set align to one if zero.
1132 (movmemdi): Likewise.
1134 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1137 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1138 with their corresponding prologue pushes.
1140 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1143 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1144 at the begining or end.
1145 (spu_expand_epilogue): Likewise.
1147 2010-03-20 Richard Guenther <rguenther@suse.de>
1149 PR rtl-optimization/43438
1150 * combine.c (make_extraction): Properly zero-/sign-extend an
1151 extraction of the low part of a CONST_INT. Also handle
1154 2010-03-19 Mike Stump <mikestump@comcast.net>
1156 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1157 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1158 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1160 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1163 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1166 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1168 PR rtl-optimization/42258
1169 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1170 use that may match DEF.
1173 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1174 the cost of loading the constant rather than assuming
1176 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1177 outer code is AND, do the same tests as the andsi3 expander and
1178 return COSTS_N_INSNS (1) if and is cheap.
1180 * optabs.c (avoid_expensive_constant): Fix formatting.
1182 2010-03-19 Michael Matz <matz@suse.de>
1185 * attribs.c (decl_attributes): When rebuilding a function pointer
1186 type use the same qualifiers as the original pointer type.
1188 2010-03-19 Martin Jambor <mjambor@suse.cz>
1190 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1191 and is_gimple_ip_invariant_address.
1193 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1196 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1198 * config/arm/arm.c (arm_override_options): Turn off
1199 flag_dwarf2_cfi_asm for AAPCS variants.
1201 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1204 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1205 Use PRE_MODIFY instead of PRE_DEC.
1206 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1207 (vfp_emit_fstmd): Likewise.
1209 2010-03-19 Michael Matz <matz@suse.de>
1212 * builtins.c (expand_builtin_interclass_mathfn,
1213 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1216 2010-03-19 Richard Guenther <rguenther@suse.de>
1218 PR tree-optimization/43415
1219 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1220 (phi_translate_1): ... this.
1221 (phi_translate): Move all caching here. Cache all NARY
1222 and REFERENCE translations.
1224 2010-03-19 David S. Miller <davem@davemloft.net>
1226 With help from Eric Botcazou.
1227 * config/sparc/sparc.c: Include dwarf2out.h.
1228 (emit_pic_helper): Delete.
1229 (pic_helper_symbol_name): Delete.
1230 (pic_helper_emitted_p): Delete.
1231 (pic_helper_needed): New.
1232 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1233 (get_pc_thunk_name): New.
1234 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1235 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1236 Set pic_helper_needed to true. Don't call emit_pic_helper.
1237 (sparc_expand_prologue): Update load_pic_register call.
1238 (sparc_output_mi_thunk): Likewise.
1239 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1240 thunk if possible. Output CFI information as needed.
1242 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1243 Jack Howarth <howarth@bromo.med.uc.edu>
1246 * config/i386/i386.h: Fix ABI on darwin x86-32.
1248 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1250 * tree.h: Declare make_decl_rtl_for_debug.
1251 * varasm.c (make_decl_rtl_for_debug): New.
1252 * dwarf2out.c (rtl_for_decl_location): Call it.
1253 * cfgexpand.c (expand_debug_expr): Call it.
1255 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1258 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1262 * var-tracking.c (vt_init_cfa_base): Do nothing if
1263 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1265 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1268 * var-tracking.c (canonicalize_vars_star): New.
1269 (dataflow_post_merge_adjust): Use it.
1271 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1274 * var-tracking.c (non_suitable_const): New function.
1275 (add_uses): For DEBUG_INSNs with constants, don't record any
1276 value, instead just the constant value itself.
1277 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1278 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1279 (emit_notes_in_bb): Likewise.
1280 (emit_note_insn_var_location): For onepart variables if
1281 cur_loc is a VOIDmode constant, use DECL_MODE.
1283 2010-03-18 Martin Jambor <mjambor@suse.cz>
1286 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1287 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1288 all non-clones. Moved call redirection...
1289 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1290 (cgraph_materialize_all_clones): Dispose of all
1291 combined_args_to_skip bitmaps.
1292 (verify_cgraph_node): Do not check for edges pointing to wrong
1293 nodes in inline clones.
1294 * tree-inline.c (copy_bb): Call
1295 cgraph_redirect_edge_call_stmt_to_callee.
1296 * ipa.c (cgraph_remove_unreachable_nodes): Call
1297 cgraph_node_remove_callees even when there are used clones.
1299 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1301 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1303 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1306 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1309 2010-03-18 Michael Matz <matz@suse.de>
1312 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1313 into sqrt(x) if we need to preserve signed zeros.
1315 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1316 Eric Botcazou <ebotcazou@adacore.com>
1318 PR rtl-optimization/43360
1319 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1320 note if we don't know its invariant status.
1322 2010-03-18 Michael Matz <matz@suse.de>
1324 PR tree-optimization/43402
1325 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1326 PHI chains of ssa names registered for update.
1328 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1331 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1332 non-offsettable and pre_modify update addressing.
1333 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1334 and "2" alternatives "#".
1335 (*movdd_softfloat32): Make all alternatives "#";
1336 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1337 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1338 (*movdf_softfloat32): Make all alternatives "#";
1339 (movdi): Use the new DIFD mode iterator to create a common splitter
1340 for movdi, movdf and movdd patterns.
1342 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1344 * common.opt (dumpdir): Remove redundant tab.
1346 2010-03-17 Martin Jambor <mjambor@suse.cz>
1348 PR tree-optimization/43347
1349 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1350 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1352 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1354 PR rtl-optimization/42216
1355 * regrename.c (create_new_chain): New function, broken out from...
1356 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1357 appending a use to an empty chain.
1358 (build_def_use): Remove previous changes that convert OP_INOUT to
1359 OP_OUT operands; instead detect the case where an OP_INOUT operand
1360 uses a previously untracked register and create an empty chain for it.
1362 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1364 * doc/extend.texi (Function Attributes): Rewrite unfinished
1365 sentence in ms_abi documentation.
1367 2010-03-17 Alan Modra <amodra@gmail.com>
1369 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1370 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1371 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1372 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1374 2010-03-16 Richard Henderson <rth@redhat.com>
1377 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1378 (lower_try_finally): Save and restore eh_seq around the expansion
1381 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1383 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1384 statements before splitting block.
1386 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1388 * doc/sourcebuild.texi (Testsuites): Fix markup.
1389 Use pathnames relative to gcc/testsuite.
1390 (Test Directives): Move description of how timeout is determined.
1391 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1392 (C Tests): Correct gcc.misc-tests directory.
1393 Framework tests now live in gcc.test-framework.
1395 2010-03-16 Richard Guenther <rguenther@suse.de>
1398 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1399 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1401 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1402 Alexandre Oliva <aoliva@redhat.com>
1404 PR tree-optimization/42917
1405 * lambda-code.c (remove_iv): Skip debug statements.
1406 (lambda_loopnest_to_gcc_loopnest): Likewise.
1407 (not_interesting_stmt): Debug statements are not interesting.
1409 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1413 * cselib.c (cselib_preserve_constants,
1414 cfa_base_preserved_val): New static variables.
1415 (preserve_only_constants): New function.
1416 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1417 clear its REG_VALUES. If cselib_preserve_constants, don't
1418 empty the whole hash table, but preserve there VALUEs with constants,
1419 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1420 (cselib_preserve_cfa_base_value): New function.
1421 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1422 (cselib_init): Change argument to int bitfield. Set
1423 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1425 (cselib_finish): Clear cselib_preserve_constants and
1426 cfa_base_preserved_val.
1427 * cselib.h (enum cselib_record_what): New enum.
1428 (cselib_init): Change argument to int.
1429 (cselib_preserve_cfa_base_value): New prototype.
1430 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1431 * dse.c (dse_step1): Likewise.
1432 * cfgcleanup.c (thread_jump): Likewise.
1433 * sched-deps.c (sched_analyze): Likewise.
1434 * gcse.c (local_cprop_pass): Likewise.
1435 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1436 If FN is non-NULL, call the callback always and whenever it returns
1437 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1438 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1439 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1440 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1441 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1442 * var-tracking.c: Include recog.h.
1443 (bb_stack_adjust_offset): Remove.
1444 (vt_stack_adjustments): Don't call it, instead just gather the
1445 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1446 (adjust_stack_reference): Remove.
1447 (compute_cfa_pointer): New function.
1448 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1449 (struct adjust_mem_data): New type.
1450 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1452 (get_address_mode): New function.
1453 (replace_expr_with_values): Use it.
1454 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1455 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1456 (adjust_sets): Remove.
1457 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1458 Use get_address_mode.
1459 (get_adjusted_src): Remove.
1460 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1461 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1462 (add_with_sets): Don't call adjust_sets.
1463 (fp_setter, vt_init_cfa_base): New functions.
1464 (vt_initialize): Change return type to bool. Move most of pool etc.
1465 initialization to the beginning of the function from end. Pass
1466 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1467 If !frame_pointer_needed, call vt_stack_adjustment before mos
1468 vector is filled, call vt_init_cfa_base if argp/framep has been
1469 eliminated to sp. If frame_pointer_needed and argp/framep has
1470 been eliminated to hard frame pointer, set
1471 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1472 encountering fp setter in the prologue. For MO_ADJUST, call
1473 log_op_type before pusing the op into mos vector, not afterwards.
1474 Call adjust_insn before cselib_process_insn/add_with_sets,
1475 call cancel_changes (0) afterwards.
1476 (variable_tracking_main_1): Adjust for vt_initialize calling
1477 vt_stack_adjustments and returning whether it succeeded or not.
1479 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1481 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1484 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1486 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1488 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1489 drap_reg has not been set.
1491 2010-03-15 Michael Matz <matz@suse.de>
1494 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1495 use it to expand block copies.
1496 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1497 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1498 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1500 2010-03-15 Richard Guenther <rguenther@suse.de>
1502 PR tree-optimization/43367
1503 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1506 2010-03-15 Richard Guenther <rguenther@suse.de>
1508 PR tree-optimization/43317
1509 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1511 2010-03-15 Martin Jambor <mjambor@suse.cz>
1513 PR tree-optimization/43141
1514 * tree-sra.c (create_abstract_origin): New function.
1515 (modify_function): Call create_abstract_origin.
1517 2010-03-15 Chris Demetriou <cgd@google.com>
1519 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1522 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1525 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1526 call insert_out_of_ssa_copy for default definitions.
1528 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1530 * graphite-clast-to-gimple.c (my_long_long): Defined.
1531 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1532 * graphite-sese-to-poly.c (my_long_long): Defined.
1533 (scop_ivs_can_be_represented): Use it.
1535 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1537 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1538 graphite-max-bbs-per-function, and loop-block-tile-size.
1539 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1541 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1543 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1545 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1546 forward declaration.
1547 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1548 (add_upper_bounds_from_estimated_nit): New.
1549 (build_loop_iteration_domains): Use it.
1551 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1553 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1555 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1558 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1559 should be an INTEGER_CST. Also handle CASE_CONVERT.
1561 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1563 * graphite.c (graphite_initialize): To bound the number of bbs per
1564 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1565 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1566 * doc/invoke.texi: Document it.
1568 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1570 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1571 * graphite-sese-to-poly.h (build_poly_scop): Same.
1573 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1575 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1576 the number of parameters in the scop. Use as an upper bound
1577 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1578 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1579 * doc/invoke.texi: Document it.
1581 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1583 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1584 * doc/c-tree.texi: Remove.
1585 * doc/generic.texi: Merge c-tree.texi here.
1586 * doc/gccint.texi (Trees): Remove menu entry.
1587 (c-tree.texi): Remove @include.
1588 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1589 * doc/languages.texi (Reading RTL): Ditto.
1591 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1594 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1596 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1599 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1600 code added to work around reload clobbering CONST insns.
1602 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1604 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1605 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1606 (cselib_preserve_only_values): Remove retain argument, don't
1607 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1608 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1609 * var-tracking.c (micro_operation): Move insn field before union.
1610 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1611 (struct variable_tracking_info_def): Remove n_mos field, change
1612 mos into a vector of micro_operations.
1613 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1614 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1615 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1616 changing into a vector.
1617 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1618 come before all other uops generated by add_stores.
1619 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1621 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1622 a vector. Run just one pass over the bbs instead of separate counting
1623 and computation phase.
1624 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1627 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1628 into *nonlocalized_list vector.
1629 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1630 even if origin is non-NULL.
1631 (gen_variable_die): Likewise.
1632 (process_scope_var): Don't change origin.
1633 (gen_decl_die): Likewise.
1634 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1635 before adding new edges instead of after it, fix moving over
1638 2010-03-11 David S. Miller <davem@davemloft.net>
1640 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1642 * configure: Rebuild.
1644 2010-03-11 Martin Jambor <mjambor@suse.cz>
1646 PR tree-optimization/43257
1647 * tree.c (assign_assembler_name_if_neeeded): New function.
1648 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1650 * tree.h (assign_assembler_name_if_neeeded): Declare.
1651 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1652 the function if needed.
1654 2010-03-11 Chris Demetriou <cgd@google.com>
1656 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1657 include/stdint-gcc.h, and include/stdint.h world-readable.
1659 2010-03-11 Richard Guenther <rguenther@suse.de>
1661 PR tree-optimization/43255
1662 * tree-vrp.c (process_assert_insertions_for): Do not insert
1663 asserts for trivial conditions.
1665 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1667 PR tree-optimization/43280
1668 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1669 generation. Move calculation of size out of the if branch.
1670 (find_bswap): Modify compare number generation.
1672 2010-03-11 Richard Guenther <rguenther@suse.de>
1675 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1676 (input_gimple_stmt): Fixup handled component types during
1677 operand read. Also fix up decls in ADDR_EXPRs.
1679 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1681 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1682 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1684 2010-03-10 Jan Hubicka <jh@suse.cz>
1687 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1688 * varasm.c (get_variable_section): Don't do that here...
1689 (make_decl_rtl): ... and here.
1690 (do_assemble_alias): Produce decl RTL.
1691 (assemble_alias): Likewise.
1693 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1696 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1697 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1699 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1700 (based_loc_descr): Only express drap or vdrap regno based expressions
1701 using DW_OP_fbreg when not optimizing.
1702 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1703 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1704 REG_CFA_SET_VDRAP note.
1706 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1708 PR tree-optimization/43236
1709 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1710 error in calculation of base address in reverse iteration case.
1711 (generate_builtin): Take number of latch executions if the statement
1714 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1717 * tree-eh.c: Include pointer-set.h.
1718 (lower_eh_dispatch): Filter out duplicate case labels and
1719 remove the unneeded edge when the label is unused. Return
1720 true when some edges are removed.
1721 (execute_lower_eh_dispatch): When any lowering resulted in
1722 removing an edge, also delete unreachable blocks.
1724 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1727 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1728 UNSPEC_MACHOPIC_OFFSET.
1730 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1733 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1734 (m68k_delegitimize_address): New function.
1736 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1739 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1742 * var-tracking.c (adjust_sets): New function.
1743 (count_with_sets, add_with_sets): Use it.
1744 (get_adjusted_src): New inline function.
1745 (add_stores): Use it.
1748 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1749 call cselib_dummy_expand_value_rtx_cb instead of
1750 cselib_expand_value_rtx_cb.
1753 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1754 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1755 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1756 and .cfi_endproc around the pic thunks.
1757 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1758 all queued unwind info register saves are saved before the call.
1759 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1760 considered as sp-=4 for unwind info and the pop as sp+=4 which
1761 also clobbers dest, but doesn't actually restore it.
1764 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1765 RTX_FRAME_RELATED_P.
1767 2010-03-09 Jie Zhang <jie@codesourcery.com>
1769 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1770 whitespaces in output template.
1772 2010-03-09 Jie Zhang <jie@codesourcery.com>
1774 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1777 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1779 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1780 builtins.exp in a separate job.
1782 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1784 * graphite-sese-to-poly.c (add_param_constraints): Use
1785 lower_bound_in_type and upper_bound_in_type.
1787 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1789 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1790 instead of unsigned_type_node.
1792 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1793 Reza Yazdani <reza.yazdani@amd.com>
1796 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1797 on pointer type parameters.
1799 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1803 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1804 handle conversions from pointer to integers.
1805 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1806 induction variable, to be able to work with code generated by CLooG.
1807 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1808 (build_poly_scop): Bail out if we cannot codegen a loop.
1810 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1812 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1813 code generation with gloog_error.
1815 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1817 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1818 Call fold_convert on all the returned values.
1819 (expand_scalar_variables_expr): Pass to
1820 expand_scalar_variables_ssa_name the type of the resulting expression.
1822 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1824 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1825 ppl_min_for_le_pointset.
1826 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1827 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1829 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1831 * graphite-dependences.c (map_into_dep_poly): Removed.
1832 (dependence_polyhedron_1): Use combine_context_id_scat.
1834 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1836 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1837 (struct poly_bb): Same.
1838 (combine_context_id_scat): New.
1840 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1843 * sese.c (name_defined_in_loop_p): Return false for default
1846 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1848 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1849 and clean up the logic.
1851 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1853 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1856 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1858 * var-tracking.c (remove_cselib_value_chains): Define only for
1860 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1861 delete_slot_part, emit_notes_for_differences_1): Don't call
1862 remove_cselib_value_chains here.
1863 (set_slot_part, emit_notes_for_differences_2): Don't call
1864 add_cselib_value_chains here.
1865 (preserved_values): New vector.
1866 (preserve_value): New function.
1867 (add_uses, add_stores, vt_add_function_parameters): Use it
1868 instead of cselib_preserve_value.
1869 (changed_values_stack): New vector.
1870 (check_changed_vars_0): New function.
1871 (check_changed_vars_1, check_changed_vars_2): Use it.
1872 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1873 changed_values_stack VALUEs.
1874 (vt_emit_notes): For all preserved_values call
1875 add_cselib_value_chains. If ENABLE_CHECKING call
1876 remove_cselib_value_chains before verifying value_chains is empty.
1877 Initialize and free changed_values_stack.
1878 (vt_initialize): Initialize preserved_values.
1879 (vt_finalize): Free preserved_values.
1881 2010-03-08 Richard Guenther <rguenther@suse.de>
1883 PR tree-optimization/43269
1884 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1887 2010-03-08 Martin Jambor <mjambor@suse.cz>
1889 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1890 (ipa_is_param_called): Removed.
1891 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1892 (ipa_print_node_params): Do not print the called flag.
1893 (ipa_write_node_info): Do not stream the called flag.
1894 (ipa_read_node_info): Likewise.
1896 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1899 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1900 * cselib.c (struct expand_value_data): Add dummy field.
1901 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1903 (cselib_dummy_expand_value_rtx_cb): New function.
1904 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1906 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1907 * var-tracking.c: Include pointer-set.h.
1908 (variable): Change n_var_parts to char from int. Add
1909 cur_loc_changed and in_changed_variables fields.
1910 (variable_canonicalize): Remove.
1911 (shared_var_p): New inline function.
1912 (unshare_variable): Maintain cur_loc_changed and
1913 in_changed_variables fields. If var was in changed_variables,
1914 replace it there with new_var. Just copy cur_loc instead of
1915 resetting it to something else.
1916 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1917 (dataflow_set_union): Don't call variable_canonicalize.
1918 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1919 of their DEBUG_EXPR_TREE_DECLs.
1920 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1921 and in_changed_variables and cur_loc_changed is false.
1922 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1923 and cur_loc_changed. Don't update cur_loc here.
1924 (variable_merge_over_src): Don't call variable_canonicalize.
1925 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1926 removing loc that is equal to cur_loc, clear cur_loc,
1927 set cur_loc_changed and ensure variable_was_changed is called.
1928 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1929 compare pointers in cur_loc check, if it is equal to loc,
1930 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1931 (variable_different_p): Remove compare_current_location argument,
1932 don't compare cur_loc.
1933 (dataflow_set_different_1): Adjust variable_different_p caller.
1934 (variable_was_changed): If dv had some var in changed_variables
1935 already, reset in_changed_variables flag for it and propagate
1936 cur_loc_changed over to the new variable. On empty var
1937 always set cur_loc_changed. Set in_changed_variables on whatever
1938 var is added to changed_variables.
1939 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1940 Use shared_var_p. When removing loc that is equal to cur_loc,
1941 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1942 end, don't set it to something else, just call variable_was_changed.
1943 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1944 loc being removed, clear cur_loc and set cur_loc_changed.
1945 Set cur_loc_changed if all locations have been removed.
1946 (struct expand_loc_callback_data): New type.
1947 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1948 allocated. Always create SUBREGs if simplify_subreg failed.
1949 Prefer to use cur_loc, when that fails and still in
1950 changed_variables (and seen first time) recompute it. Set
1951 cur_loc_changed of variables which had to change cur_loc and
1952 compute elcd->cur_loc_changed if any of the subexpressions used
1953 had to change cur_loc.
1954 (vt_expand_loc): Adjust to pass arguments in
1955 expand_loc_callback_data structure.
1956 (vt_expand_loc_dummy): New function.
1957 (emitted_notes): New variable.
1958 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1959 that weren't used for any other decl in current
1960 emit_notes_for_changes call call vt_expand_loc_dummy to update
1961 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1962 first loc_chain location if NULL before. Always use just
1963 cur_loc instead of first loc_chain location. When cur_loc_changed
1964 is false, when not --enable-checking=rtl just don't emit any note.
1965 When rtl checking, compute the note and assert it is the same
1966 as previous note. Clear cur_loc_changed and in_changed_variables
1967 at the end before removing from changed_variables.
1968 (check_changed_vars_3): New function.
1969 (emit_notes_for_changes): Traverse changed_vars to call
1970 check_changed_vars_3 on each changed var.
1971 (emit_notes_for_differences_1): Clear cur_loc_changed and
1972 in_changed_variables. Recompute cur_loc of new_var.
1973 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1974 (vt_emit_notes): Initialize and destroy emitted_notes.
1976 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1978 PR rtl-optimization/42220
1979 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1980 Use verify_reg_tracked to determine if we should use OP_OUT rather
1982 (build_def_use): If we see an in-out operand for a register that we
1983 know nothing about, treat is an output if possible, fail the block if
1986 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1989 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1992 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1995 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1996 uses of relevant DEFs that are dead outside the loop too.
1998 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2000 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2002 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2004 * var-tracking.c (values_to_unmark): New variable.
2005 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2006 values_to_unmark vector. Moved body to...
2007 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2008 instead queue it into values_to_unmark vector.
2009 (vt_find_locations): Free values_to_unmark vector.
2011 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2013 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2014 (site.exp): Export them when plugins are enabled.
2016 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2019 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2021 (chrec_fold_multiply): Same.
2023 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2026 * c-decl.c (build_compound_literal): Return early if init is
2029 2010-03-04 Martin Jambor <mjambor@suse.cz>
2031 PR tree-optimization/43164
2032 PR tree-optimization/43191
2033 * tree-sra.c (type_consists_of_records_p): Reject records with
2034 zero-size bit-fields at the end.
2036 2010-03-04 Mike Stump <mikestump@comcast.net>
2038 * Makefile.in (TAGS): Remove *.y.
2040 2010-03-04 Richard Guenther <rguenther@suse.de>
2042 PR tree-optimization/40761
2043 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2045 (my_rev_post_order_compute): New function.
2046 (init_pre): Call it.
2048 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2051 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2052 decrease the cost of an IV candidate when the cost is infinite.
2054 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2056 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2057 Use '3DNow!' for the extension of that name, ensure normal space
2059 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2061 2010-03-03 Jeff Law <law@redhat.com>
2063 * PR middle-end/32693
2064 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2065 than gen_rtx_SUBREG.
2066 (extract_bit_field_1): Likewise.
2068 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2070 * doc/sourcebuild.texi (Test directives): Document that arguments
2071 include-opts and exclude-opts are now optional for dg-skip-if,
2072 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2074 2010-03-03 Jason Merrill <jason@redhat.com>
2077 * cgraph.h (varpool_node): Add extra_name field.
2078 * varpool.c (varpool_extra_name_alias): New.
2079 (varpool_assemble_decl): Emit extra name aliases.
2080 (varpool_mark_needed_node): Look past an extra name alias.
2081 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2082 * lto-streamer-in.c (lto_input_tree): Read it.
2083 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2085 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2087 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2088 (sparc*-*-solaris2*): ...this.
2090 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2093 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2094 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2095 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2096 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2099 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2100 fallthrough to default handling, just with want_address 0 instead of 2.
2101 For single element lists, add_AT_loc directly, otherwise create an
2102 artificial variable DIE and stick location list to it.
2105 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2106 (VAL_EXPR_HAS_REVERSE): Define.
2107 (reverse_op): New function.
2108 (add_stores): For reversible operations add an extra MO_VAL_USE.
2110 2010-03-02 Jason Merrill <jason@redhat.com>
2112 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2114 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2116 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2117 (sparc64-*-linux*): Likewise.
2118 (sparc64-*-solaris2*): Include assembler files before linker ones.
2119 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2120 * config/sparc/gas.h: Delete.
2121 * config/sparc/sol2-64.h: Add copyright notice.
2122 * config/sparc/sol2-gas-bi.h: Likewise.
2123 * config/sparc/sol2-gld.h: Likewise.
2124 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2125 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2126 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2127 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2128 (sparc_elf_asm_named_section): Rename into...
2129 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2131 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2133 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2135 2010-03-02 Jeff Law <law@redhat.com>
2138 * reload1.c (rtx_p, substitute_stack): Declare.
2139 (substitute): Record addresses of changed rtxs.
2140 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2141 Restore the original rtx when complete.
2142 (reload): Free subsitute_stack when complete.
2144 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2146 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2147 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2149 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2150 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2151 Torture Tests): Change from subsection to section.
2153 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2154 Steven Bosscher <steven@gcc.gnu.org>
2156 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2159 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2162 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2163 the assignment from the new induction variable to the assignment
2164 of the value from the original loop PHI function.
2166 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2167 Daniel Jacobowitz <dan@codesourcery.com>
2169 * doc/sourcebuild.texi (Test directives): Clarify options to
2172 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2174 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2175 Disable cfi directives unless GCC and gas agree on using read-only
2176 .eh_frame sections for 64-bit.
2177 * configure: Regenerate.
2179 2010-03-01 Richard Guenther <rguenther@suse.de>
2181 PR tree-optimization/43220
2182 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2183 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2185 2010-03-01 Richard Guenther <rguenther@suse.de>
2186 Martin Jambor <mjambor@suse.cz>
2189 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2190 gimplified parameters.
2192 2010-03-01 Christian Bruel <christian.bruel@st.com>
2194 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2196 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2198 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2200 2010-03-01 Richard Guenther <rguenther@suse.de>
2203 * expr.c (expand_assignment): Use the alias-oracle to tell
2204 if the rhs aliases the result decl.
2206 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2209 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2210 to sol_gt_pch_get_address.
2211 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2212 64-bit, SPARC and x86.
2213 (sol_gt_pch_get_address): New function.
2215 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2217 * toplev.h (inform_n, error_n): Declare.
2218 * diagnostic.c (inform_n, error_n): New function.
2220 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2222 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2223 has no rtl yet when processing local_decls, queue it and recheck
2224 if deferred stack allocation hasn't assigned it rtl.
2226 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2228 * config/sh/sh.c (unspec_bbr_uid): New.
2229 (gen_block_redirect): Use it instead of INSN_UID.
2230 (gen_far_branch): Likewise.
2232 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2234 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2235 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2237 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2239 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2240 (Warning Options): -Wno-conversion-null is valid for
2241 Objective-C++ as well.
2242 * doc/tm.texi (Named Address Spaces): Likewise.
2243 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2244 * doc/tree-ssa.texi (Tree SSA): Likewise.
2246 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2249 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2250 by default. Don't set the default arch for
2251 i[34567]86-*-darwin*|x86_64-*-darwin*.
2253 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2256 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2257 default. Set the default 32bit/64bit archs with $with_arch
2258 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2260 2010-02-27 Richard Guenther <rguenther@suse.de>
2262 PR tree-optimization/43186
2263 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2264 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2265 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2266 unroller iterations.
2268 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2270 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2271 required and i[34567]86-*-* targets don't support 64bit ISA.
2273 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2276 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2279 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2281 * config.gcc: Set the default arch at least to Prescott for
2282 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2283 if SSE math is enabled.
2285 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2287 * diagnostic.c (diagnostic_initialize): Update.
2288 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2290 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2291 (diagnostic_inhibit_notes): New.
2292 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2294 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2297 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2298 * doc/standards.texi: Likewise.
2299 * doc/extend.texi: Likewise.
2300 * doc/trouble.texi: Likewise.
2301 * doc/cppopts.texi: Likewise.
2302 * doc/install.texi: Likewise.
2303 * c.opt (std=c90,std=gnu90): New options.
2304 * c-opts.c (c_common_handle_option): Handle them.
2306 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2309 * c-decl.c (undeclared_variable): Use an informative note.
2311 2010-02-26 Richard Guenther <rguenther@suse.de>
2313 PR tree-optimization/43186
2314 * gimple.h (gimple_fold): Remove.
2315 * gimple.c (gimple_fold): Remove. Inline into single user ...
2316 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2317 Try harder for conditions.
2319 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2322 * function.c (used_types_insert): Don't skip through named pointer
2323 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2324 and it is different from the main variant's type.
2326 2010-02-26 Nick Clifton <nickc@redhat.com>
2328 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2330 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2332 * config.gcc: Support --with-fpmath=sse for x86.
2334 * config/i386/ssemath.h: New.
2336 * doc/install.texi (--with-fpmath=sse): Documented.
2338 2010-02-26 Richard Guenther <rguenther@suse.de>
2340 PR tree-optimization/43188
2341 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2342 vector types of over-aligned element type.
2344 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2347 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2348 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2350 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2352 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2354 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2356 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2357 * var-tracking.c: Include diagnostic.h.
2358 (debug_dv): New function.
2359 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2362 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2363 (add_value_chain, add_value_chains, remove_value_chain,
2364 remove_value_chains): Handle DEBUG_EXPRs.
2365 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2368 * regcprop.c (struct queued_debug_insn_change): New type.
2369 (struct value_data_entry): Add debug_insn_changes field.
2370 (struct value_data): Add n_debug_insn_changes field.
2371 (debug_insn_changes_pool): New variable.
2372 (free_debug_insn_changes, apply_debug_insn_changes,
2373 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2374 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2375 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2377 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2379 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2380 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2381 changes, call cprop_find_used_regs via note_stores.
2382 (copyprop_hardreg_forward): When copying vd from predecessor
2383 which has any queued DEBUG_INSN changes, make sure the pointers are
2384 cleared. At the end call df_analyze and then if there are any
2385 DEBUG_INSN changes queued at the end of some basic block for still
2386 live registers, apply them.
2387 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2389 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2391 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2394 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2396 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2397 targets. Set the default with_cpu/with_arch from arch/cpu.
2398 Allow x86-64 and native for with_cpu/with_arch.
2400 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2402 * ebitmap.c: Change calls to verify_popcount with calls to
2403 sbitmap_verify_popcount.
2404 (ebitmap_clear_bit): Fixed map->cacheindex test and
2405 map>cache update when bit clearing results in an empty
2408 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2411 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2412 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2413 and support both V2DF and V2DI modes.
2414 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2415 support both V2DF and V2DI modes.
2416 (general): Delete trailing whitespace from a few patterns.
2418 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2419 V2DF/V2DI interleave high/low builtins.
2421 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2424 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2425 interleave high/low functions.
2427 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2429 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2430 #pragma extern_prefix.
2432 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2435 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2436 BLKmode, assert op0 is a MEM and just adjust its mode.
2439 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2440 if bitpos isn't multiple of mode's bitsize.
2442 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2444 * c.opt (-ftemplate-depth=): New.
2445 (-ftemplate-depth-): Deprecate.
2446 * optc-gen.awk: Handle -ftemplate-depth=.
2447 * opth-gen.awk: Likewise.
2448 * c-opts.c (c_common_handle_option): Likewise.
2449 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2451 2010-02-24 Jason Merrill <jason@redhat.com>
2453 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2455 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2457 * cfg.c (alloc_aux_for_block): Remove inline.
2458 (alloc_aux_for_edge): Likewise.
2460 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2462 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2464 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2466 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2467 * config/i386/sol2-gas.h: New file.
2468 * config.gcc (i[34567]86-*-solaris2*): Use it.
2470 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2473 * c-typeck.c (ep_convert_and_check): New.
2474 (build_conditional_expr): Use it.
2475 (build_binary_op): Likewise.
2477 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2479 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2482 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2483 bounds even for -O+.
2484 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2485 expr needs to have DECL_NAME set.
2487 2010-02-24 Nick Clifton <nickc@redhat.com>
2489 * config/mep/mep.c: Include gimple.h.
2490 (mep_function_uses_sp): Delete unused function.
2491 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2492 parameters. Use unsigned integers to count args. Return a
2493 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2495 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2498 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2499 greater or equal to nelt instead of 2 * nelt.
2500 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2503 2010-02-23 Jason Merrill <jason@redhat.com>
2506 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2507 in cfun->local_decls even if they have register types.
2510 * stor-layout.c (place_field): Don't warn about unnecessary
2511 DECL_PACKED if the type is packed.
2513 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2516 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2517 GOTOFF relocs, even when the base reg isn't pic pointer.
2519 2010-02-23 Michael Matz <matz@suse.de>
2522 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2523 (expand_gimple_basic_block): Generate and use debug temps if there
2524 are debug uses left after the last real use of TERed ssa names.
2525 Unlink debug immediate uses when they are expanded.
2527 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2530 * config/i386/i386.c (override_options): Reorganise to provide
2531 better error messages.
2533 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2536 * graphite-scop-detection.c (create_single_exit_edge): Move
2537 the call to find_single_exit_edge to....
2538 (create_sese_edges): ...here. Don't handle multiple edges
2539 exiting the function.
2540 (build_graphite_scops): Don't handle multiple edges
2541 exiting the function.
2543 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2546 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2547 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2549 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2552 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2554 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2557 * c-typeck.c (convert_arguments): Print declaration location.
2558 * c-common.c (validate_nargs): Rename as
2559 builtin_function_validate_nargs.
2560 (check_builtin_function_arguments): Update.
2562 2010-02-22 Richard Guenther <rguenther@suse.de>
2565 * tree-inline.c (declare_return_variable): Use the type of
2566 the call stmt lhs if available.
2568 2010-02-22 Duncan Sands <baldrick@free.fr>
2570 * passes.c (register_pass): Always consider all pass lists when
2571 ref_pass_instance_number is zero.
2573 2010-02-22 Richard Guenther <rguenther@suse.de>
2575 PR tree-optimization/42749
2576 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2577 parameter. Do arithmetic in the original type.
2578 (update_accumulator_with_ops): Likewise.
2579 (adjust_accumulator_values): Adjust.
2581 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2583 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2584 (QI to BLKmode splitter): New splitter.
2586 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2588 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2589 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2591 2010-02-22 Richard Guenther <rguenther@suse.de>
2593 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2595 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2597 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2598 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2599 ($(T)crti.o, $(T)crtn.o): Remove rules.
2601 2010-02-21 Tobias Burnus <burnus@net-b.de>
2604 * doc/invoke.texi (-fassociative-math): Document that this
2605 option is automatically enabled for Fortran.
2607 2010-02-20 David S. Miller <davem@davemloft.net>
2609 * configure.ac: Test if linker and assembler properly support
2610 GOTDATA_OP relocations.
2611 * configure: Rebuild.
2612 * config.in: Likewise.
2613 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2614 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2615 (movsi_high_pic): Likewise.
2616 (movdi_lo_sum_pic): Likewise.
2617 (movdi_high_pic): Likewise.
2618 (movsi_pic_gotdata_op): New pattern.
2619 (movdi_pic_gotdata_op): Likewise.
2620 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2621 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2623 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2626 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2627 attribute to ssemul.
2628 (xop_mulv2div2di3_high): Ditto.
2630 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2633 * c.opt (Wconversion-null): New option.
2634 * doc/invoke.texi (Wconversion-null): Document.
2636 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2638 * common.opt (Wlarger-than-): Add Undocumented.
2640 2010-02-19 Mike Stump <mikestump@comcast.net>
2642 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2644 2010-02-19 Jason Merrill <jason@redhat.com>
2647 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2648 * configure: Likewise.
2650 2010-02-20 Alan Modra <amodra@gmail.com>
2653 * cgraph.h (cgraph_make_decl_local): Declare.
2654 * cgraph.c (cgraph_make_decl_local): New function.
2655 (cgraph_make_node_local): Use it.
2656 * cgraphunit.c (cgraph_function_versioning): Likewise.
2657 * ipa.c (function_and_variable_visibility): Likewise.
2659 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2662 * except.c (sjlj_emit_function_enter): Don't call
2663 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2665 * rtl.h (add_reg_br_prob_note): Remove prototype.
2667 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2670 * c-common.c (conversion_warning): Remove widening conversions
2671 before checking the conversion of integers to reals.
2673 2010-02-19 Mike Stump <mikestump@comcast.net>
2676 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2679 * cgraphunit.c (process_function_and_variable_attributes): Check
2680 DECL_PRESERVE_P instead of looking up attribute "used".
2681 * ipa-pure-const.c (check_decl): Likewise.
2682 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2683 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2684 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2685 instead of attribute "used".
2686 * config/sol2-c.c (solaris_pragma_init): Likewise.
2687 (solaris_pragma_fini): Likewise.
2689 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2691 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2692 Use XCNEW instead of xcalloc.
2693 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2694 XNEW instead of xmalloc.
2695 (get_fields): Use XNEWVEC instead of xmalloc.
2698 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2699 populate vars array.
2700 (create_new_general_access): For debug stmts just reset value.
2701 (get_stmt_accesses): For accesses within debug stmts just record them
2702 using add_access_to_acc_sites instead of preventing the peeling or
2703 counting them as accesses.
2706 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2708 2010-02-19 Richard Guenther <rguenther@suse.de>
2710 PR tree-optimization/42916
2711 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2714 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2716 * configure.ac: Replace all uses of changequote in macro arguments
2717 with proper quoting.
2719 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2722 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2724 2010-02-19 Richard Guenther <rguenther@suse.de>
2726 PR tree-optimization/42944
2727 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2728 test for aliasing with errno.
2730 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2733 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2734 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2735 * dojump.c: Include output.h.
2736 (inv): New inline function.
2737 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2738 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2739 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2740 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2741 argument, pass it down to other calls.
2742 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2743 add REG_BR_PROB note to the conditional jump.
2744 * cfgexpand.c (add_reg_br_prob_note): Removed.
2745 (expand_gimple_cond): Don't call it, add the probability
2746 as last argument to jumpif_1/jumpifnot_1.
2747 * Makefile.in (dojump.o): Depend on output.h.
2748 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2750 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2751 * stmt.c (do_jump_if_equal): Likewise.
2752 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2753 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2754 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2756 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2757 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2758 jumpifnot_1 callers.
2759 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2761 (store_expr): Adjust jumpifnot caller.
2762 (store_constructor): Adjust jumpif caller.
2765 * gimplify.c (gimple_boolify): For __builtin_expect call
2766 gimple_boolify also on its first argument.
2768 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2770 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2772 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2773 * configure: Regenerated.
2775 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2777 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2778 lang_hooks.types_compatible_p instead of comptypes.
2780 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2782 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2783 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2784 if __prefer_thumb__ is defined.
2786 2010-02-18 Martin Jambor <mjambor@suse.cz>
2788 PR tree-optimization/43066
2789 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2790 array with zero-sized element type.
2792 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2794 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2795 rtx, allocate struct var_loc_node here and return it to the
2796 caller, and only if it is actually needed.
2797 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2798 move it earlier and return immediately if it returns NULL.
2800 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2802 * config/sparc/gas.h: New file. Restore
2803 TARGET_ASM_NAMED_SECTION to its ELF default.
2804 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2806 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2807 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2808 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2809 after sparc/sysv4.h.
2811 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2813 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2815 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2817 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2818 patterns from predicated pattern.
2820 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2823 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2824 for insn mnemonic suffix.
2826 2010-02-17 Richard Guenther <rguenther@suse.de>
2828 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2831 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2834 * caller-save.c (save_call_clobbered_regs): If BB ends with
2835 a DEBUG_INSN, move any notes in between last real insn and the last
2836 DEBUG_INSN after the last DEBUG_INSN.
2838 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2840 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2841 Fix return type. Fix argument type. Explain meaning of return value.
2843 2010-02-16 Richard Guenther <rguenther@suse.de>
2845 PR tree-optimization/41043
2846 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2847 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2849 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2851 2010-02-16 Ira Rosen <irar@il.ibm.com>
2853 PR tree-optimization/43074
2854 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2855 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2856 vectorizable cycles in hybrid SLP check.
2857 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2859 2010-02-16 Richard Guenther <rguenther@suse.de>
2861 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2862 (true_dependence): If memrefs_conflict_p computes must-alias
2863 trust it. Move TBAA check after offset-based disambiguation.
2864 (canon_true_dependence): Likewise.
2866 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2868 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2869 * doc/invoke.texi: Document it.
2870 * var-tracking.c: Include toplev.h and params.h.
2871 (vt_find_locations): Return bool indicating success. Compute
2872 hash sizes unconditionally. Check new parameter, report.
2873 (variable_tracking_main_1): Check vt_find_locations results and
2874 retry. Renamed from...
2875 (variable_tracking_main): ... this. New wrapper to preserve
2876 flag_var_tracking_assignments.
2877 * Makefile.in (var-tracking.o): Adjust dependencies.
2879 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2880 Jakub Jelinek <jakub@redhat.com>
2883 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2884 if weak_import attribute is present.
2885 * config/darwin.c (machopic_select_section): Likewise.
2887 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2889 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2890 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2891 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2892 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2894 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2896 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2899 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2900 Rewrite text to refer to the names.
2902 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2904 * config/i386/i386-builtin-types.def
2905 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2906 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2907 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2908 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2909 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2910 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2911 IX86_BUILTIN_VPERMIL2PS256.
2912 (MULTI_ARG_4_DF2_DI_I): Defined.
2913 (MULTI_ARG_4_DF2_DI_I1): Defined.
2914 (MULTI_ARG_4_SF2_SI_I): Defined.
2915 (MULTI_ARG_4_SF2_SI_I1): Defined.
2916 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2917 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2918 __builtin_ia32_vpermil2ps256.
2919 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2920 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2921 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2922 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2923 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2924 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2925 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2926 CODE_FOR_xop_vpermil2v8sf3.
2927 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2928 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2929 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2930 (_mm256_permute2_pd): New.
2931 (_mm_permute2_ps): New.
2932 (_mm256_permute2_ps): New.
2934 2010-02-15 Nick Clifton <nickc@redhat.com>
2936 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2937 boolean parameters. Use emit_jump_insn when emitting a pop
2938 instruction containing a return insn.
2939 (push): Use 'true' rather than '1' as second parameter to F.
2940 (h8300_expand_prologue): Likewise.
2941 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2942 (h8300_expand_epilogue): Likewise.
2944 2010-02-15 Richard Guenther <rguenther@suse.de>
2947 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2950 2010-02-15 Nick Clifton <nickc@redhat.com>
2952 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2955 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2957 * intl.c (fake_ngettext): New function.
2958 * intl.h (fake_ngettext): Declare.
2959 (ngettext): Define macro.
2960 * collect2.c (notice_translated): New function.
2961 (main): Use notice_translated and ngettext.
2962 * collect2.h (notice_translated): Declare.
2964 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2966 * reorg.c (delete_computation): Comment fixes.
2967 * caller-save.c (setup_save_areas): Idem.
2968 * sel-sched-dump.c (dump_lv_set): Idem.
2971 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2973 * config/s390/s390.c (s390_sched_init): New function.
2974 (TARGET_SCHED_INIT): Target hook defined.
2976 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2977 Jack Howarth <howarth@bromo.med.uc.edu>
2978 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2981 Partial revert of unintended change in fix for PR41605.
2982 * config/darwin.h: Fix typo.
2983 * config/darwin9.h: Same.
2985 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2987 * c-pch.c (pch_init): Clear v.
2989 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2992 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2993 graphite_can_represent_init for MULT_EXPR.
2995 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2999 * graphite-sese-to-poly.c (remove_phi): New.
3000 (translate_scalar_reduction_to_array): Call remove_phi.
3002 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3005 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3006 * graphite-clast-to-gimple.h (gloog): Update declaration.
3007 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3008 * graphite-poly.h (struct poly_bb): Add missing comments.
3009 (struct scop): Add poly_scop_p field.
3011 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3012 * graphite.c (graphite_transform_loops): Build the polyhedral
3013 representation for each scop before code generation.
3014 * sese.c (rename_variables_in_operand): Removed.
3015 (rename_variables_in_expr): Return the renamed expression.
3016 (rename_sese_parameters): New.
3017 * sese.h (rename_sese_parameters): Declared.
3019 2010-02-11 Richard Guenther <rguenther@suse.de>
3021 PR tree-optimization/42998
3022 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3023 POINTER_PLUS_EXPR properly.
3025 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3026 Changpeng Fang <changpeng.fang@amd.com>
3029 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3030 the cost of an IV candidate when the IV is used in a test against zero.
3032 * gcc.dg/tree-ssa/ivopts-3.c: New.
3034 2010-02-11 Richard Guenther <rguenther@suse.de>
3037 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3038 pointer-vs-decl case by swapping refs. Handle some cases
3039 of pointer-vs-decl disambiguations more conservatively.
3040 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3041 to false after expanding.
3043 2010-02-11 Richard Guenther <rguenther@suse.de>
3046 * gcc.c (process_command): Handle LTO file@offset case more
3049 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3051 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3052 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3054 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3056 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3057 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3058 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3059 Optimize eq/ne comparisons when both arguments are known to be
3061 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3062 Don't mask operands unnecessarily if they are known to be already
3065 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3067 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3070 2010-02-10 Richard Guenther <rguenther@suse.de>
3072 PR tree-optimization/43017
3073 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3074 for wrapping signed arithmetic.
3076 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3079 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3080 if no debug info should be emitted for it.
3082 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3084 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3085 note when flag_exceptions is set.
3087 2010-02-10 Duncan Sands <baldrick@free.fr>
3089 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3091 2010-02-10 Richard Guenther <rguenther@suse.de>
3094 * tree.c (get_unwidened): Handle constants.
3095 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3097 2010-02-10 Martin Jambor <mjambor@suse.cz>
3100 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3101 check for variable argument counts independently.
3103 2010-02-10 Christian Bruel <christian.bruel@st.com>
3106 * config/sh/sh.c (find_barrier): Increase length for non delayed
3107 conditional branches.
3109 2010-02-10 Christian Bruel <christian.bruel@st.com>
3111 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3113 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3115 * builtins.c (set_builtin_user_assembler_name): Also handle
3116 ffs if int is smaller than word.
3118 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3121 * ira-conflicts.c (get_dup): Remove.
3122 (process_reg_shuffles): Add new parameter. Use it as an
3123 additional guard for copy generation.
3124 (add_insn_allocno_copies): Rewrite.
3126 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3128 * common.opt (fsched2-use-traces): Preserved for backward
3130 * doc/invoke.texi: Remove the documentation about option
3131 -fsched2-use-traces.
3132 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3133 flag_sched2_use_traces.
3134 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3135 the backward compatibility flag section.
3137 2010-02-09 Richard Guenther <rguenther@suse.de>
3139 PR tree-optimization/43008
3140 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3141 make HEAP variables initialized from global memory if they
3142 are not known builtin functions.
3143 (find_func_aliases): Adjust.
3145 2010-02-09 Richard Guenther <rguenther@suse.de>
3147 PR tree-optimization/43000
3148 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3149 arithmetic manually.
3151 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3153 PR tree-optimization/42931
3154 * tree-loop-linear.c (try_interchange_loops): Don't call
3155 double_int_mul if estimated_loop_iterations failed.
3157 2010-02-08 Martin Jambor <mjambor@suse.cz>
3160 * tree-sra.c (build_accesses_from_assign): Do not mark in
3161 should_scalarize_away_bitmap if stmt has volatile ops.
3162 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3165 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3167 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3169 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3171 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3174 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3177 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3179 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3182 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3183 to unknown_dependence.
3184 (graphite_legal_transform_dr): Handle the unknown_dependence.
3185 (graphite_carried_dependence_level_k): Same.
3187 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3189 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3191 2010-02-07 Richard Guenther <rguenther@suse.de>
3194 * expr.c (get_inner_reference): Always initialize *pbitsize.
3196 2010-02-07 Richard Guenther <rguenther@suse.de>
3199 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3200 new ARRAY_REFs on variable size element or minimal index arrays.
3202 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3203 gimple_fold_indirect_ref.
3205 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3208 * arm.c (arm_override_options): Just return if the user has specified
3209 an invalid fpu name.
3211 2010-02-03 Jason Merrill <jason@redhat.com>
3214 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3215 i386_pe_maybe_record_exported_symbol.
3217 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3220 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3221 (pa_delegitimize_address): New function.
3223 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3225 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3226 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3228 2010-02-05 Richard Guenther <rguenther@suse.de>
3231 * lto-streamer-in.c (get_resolution): Deal with references
3232 to undefined functions.
3234 2010-02-05 Richard Guenther <rguenther@suse.de>
3236 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3237 (fold_const_aggregate_ref): Likewise.
3238 (ccp_fold_stmt): Substitute loads.
3239 (maybe_fold_reference): Verify types before substituting.
3241 (fold_gimple_assign): Unshare properly.
3242 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3244 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3246 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3247 for rs6000_gen_cell_microcode.
3249 2010-02-04 Richard Guenther <rguenther@suse.de>
3251 PR rtl-optimization/42952
3252 * dse.c (const_or_frame_p): Remove MEM handling.
3254 2010-02-04 Nick Clifton <nickc@redhat.com>
3256 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3257 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3258 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3259 (mn10300_asm_output_mi_thunk): New function.
3260 (mn10300_can_output_mu_thunk): New function.
3261 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3262 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3263 (FUNCTION_ARG): Delete incorrect comment.
3265 2010-02-03 Jason Merrill <jason@redhat.com>
3268 * fold-const.c (operand_equal_p): Handle erroneous types.
3270 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3272 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3274 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3276 PR rtl-optimization/42941
3277 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3280 2010-02-03 Jason Merrill <jason@redhat.com>
3283 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3285 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3288 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3289 (cselib_reset_table): Renamed from...
3290 (cselib_reset_table_with_next_value): ... this.
3291 (cselib_get_next_uid): Renamed from...
3292 (cselib_get_next_unknown_value): ... this.
3293 * cselib.c (next_uid): Renamed from...
3294 (next_unknown_value): ... this.
3295 (cselib_clear_table): Adjust.
3296 (cselib_reset_table): Adjust. Renamed from...
3297 (cselib_reset_table_with_next_value): ... this.
3298 (cselib_get_next_uid): Adjust. Renamed from...
3299 (cselib_get_next_unknown_value): ... this.
3300 (get_value_hash): Use hash.
3301 (cselib_hash_rtx): Likewise.
3302 (new_cselib_val): Adjust. Set and dump uid.
3303 (cselib_lookup_mem): Pass next_uid as hash.
3304 (cselib_subst_to_values): Likewise.
3305 (cselib_log_lookup): Dump uid.
3306 (cselib_lookup): Pass next_uid as hash. Adjust.
3307 (cselib_process_insn): Adjust.
3308 (cselib_init): Initialize next_uid.
3309 (cselib_finish): Adjust.
3310 (dump_cselib_table): Likewise.
3311 * dse.c (canon_address): Dump value uid.
3312 * print-rtl.c (print_rtx): Print value uid.
3313 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3315 (dv_uid): New function, sort of renamed from...
3316 (dv_htab_hash): ... this, reimplemented in terms of it and...
3317 (dv_uid2hash): ... this. New.
3318 (variable_htab_eq): Drop excess assertions.
3319 (tie_break_pointers): Removed.
3320 (canon_value_cmp): Compare uids.
3321 (variable_post_merge_New_vals): Print uids.
3322 (vt_add_function_parameters): Adjust.
3323 (vt_initialize): Reset table. Adjust.
3325 2010-02-03 Richard Guenther <rguenther@suse.de>
3327 PR tree-optimization/42944
3328 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3329 (call_may_clobber_ref_p_1): Likewise. Properly handle
3330 malloc and calloc clobbering errno.
3332 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3334 * doc/invoke.texi: Fix name of sched1 dump.
3336 * opts.c (decode_options): Set flag_tree_switch_conversion
3337 only conditionally on optimize >= 2.
3339 * gcse.c: Assorted comment fixes in pass description.
3341 2010-02-03 Anthony Green <green@moxielogic.com>
3343 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3344 nop padding in order to maintain alignment of storage location of
3345 target function address.
3346 (moxie_trampoline_init): Store target function address at newly
3348 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3350 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3352 2010-02-03 Richard Guenther <rguenther@suse.de>
3355 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3357 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3359 * config.gcc: Reenable check for obsolete targets.
3360 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3361 mips-sgi-irix6.[0-4]*.
3363 2010-02-02 Nick Clifton <nickc@redhat.com>
3365 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3366 constant size of 4 as being the same as 0.
3367 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3368 can take values in the range 0..4.
3370 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3373 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3374 as _darwin10_Unwind_FindEnclosingFunction().
3375 * libgcc-libsystem.ver: New.
3377 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3380 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3381 implicitly set registers.
3383 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3385 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3386 (arm_override_options): Allow automatic selection of the thread
3387 pointer register if thumb2.
3388 (legitimize_pic_address): Improve code sequences for Thumb2.
3389 (arm_call_tls_get_addr): Likewise.
3390 (legitimize_tls_address): Likewise.
3391 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3392 (pic_load_addr_32bit): ... this. New named pattern.
3393 * thumb2.md (pic_load_addr_thumb2): Delete.
3394 (pic_load_dot_plus_four): Delete.
3395 (tls_load_dot_plus_four): New named pattern.
3397 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3400 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3401 Document fix for TLS bug.
3403 2010-01-31 Richard Guenther <rguenther@suse.de>
3405 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3406 conservatively correct.
3408 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3412 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3414 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3416 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3418 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3420 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3422 * config.gcc: Adjust order of makefile fragments for mingw targets.
3424 2010-01-31 Richard Guenther <rguenther@suse.de>
3427 * gimplify.c (gimplify_init_constructor): For volatile LHS
3428 initialize a temporary.
3430 2010-01-31 Matthias Klose <doko@ubuntu.com>
3432 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3434 * configure: Regenerate.
3436 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3438 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3439 the same alias set and their sizes different constantness.
3440 (aliasing_component_refs_p): Revert 2009-10-24 change.
3442 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3444 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3447 2010-01-29 Richard Guenther <rguenther@suse.de>
3449 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3450 Assert we successfully updated the call.
3452 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3454 PR rtl-optimization/42889
3455 * df.h (df_set_bb_dirty_nonlr): New prototype.
3456 * df-core.c (df_set_bb_dirty_nonlr): New function.
3457 * df-scan.c (df_insn_rescan): Call it instead of
3458 df_set_bb_dirty for DEBUG_INSNs.
3460 2010-01-29 Richard Guenther <rguenther@suse.de>
3463 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3464 quadratic behavior in most cases.
3466 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3469 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3470 in the call to gen_x86_movsicc_0_m1.
3472 2010-01-28 Richard Guenther <rguenther@suse.de>
3474 PR tree-optimization/42871
3475 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3477 2010-01-28 Richard Guenther <rguenther@suse.de>
3479 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3480 into call arguments.
3482 2010-01-28 Richard Guenther <rguenther@suse.de>
3485 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3486 the forwarder if the destination is an EH landing pad.
3488 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3490 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3491 block list passed to gimple_duplicate_sese_tail.
3492 (parallelize_loops): Avoid parallelization when the function
3494 Avoid parallelization when the preheader is IRREDUCIBLE.
3495 Try to optimize when estimated_loop_iterations_int is unresolved.
3496 Add the loop's location to the dump file.
3497 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3498 (gimple_duplicate_sese_tail): Remove the check for the latch.
3499 Redirect nexits to the exit block.
3500 Remove handling of the incoming edges to the latch.
3501 Redirect the backedge from the copied latch to the exit bb.
3503 2010-01-28 Michael Matz <matz@suse.de>
3506 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3507 Wrap force_reg into a sequence, emit it before user.
3509 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3511 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3513 (arm_legacy_rev): Likewise.
3514 (thumb_legacy_rev): Likewise.
3516 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3518 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3519 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3520 on MEM's address failed, try avoid_constant_pool_reference and
3521 recurse if it returned something different.
3522 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3523 address, try avoid_constant_pool_reference and recurse if it
3524 returned something different.
3525 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3526 address and avoid_constant_pool_reference returned something
3527 different, don't set have_address.
3529 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3532 * var-tracking.c (val_store): Add modified argument, obey it.
3534 (count_uses): Move down logging of main.
3535 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3536 don't need resolution.
3537 (emit_notes_in_bb): Likewise.
3539 2010-01-27 Richard Guenther <rguenther@suse.de>
3542 * tree-inline.c (remap_decl): Delay remapping of SSA name
3543 default definitions until we need them.
3545 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3547 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3548 (rs6000_delegitimize_address): New function.
3550 * config/s390/s390.c (s390_delegitimize_address): Call
3551 delegitimize_mem_from_attrs.
3554 * tree-inline.c (cannot_copy_type_1): Removed.
3555 (copy_forbidden): Don't forbid copying of functions containing
3556 records/unions with variable length fields.
3558 2010-01-27 Christian Bruel <christian.bruel@st.com>
3562 * config/sh/sh.c (find_barrier): Increase length for non delayed
3563 conditional branches.
3565 2010-01-27 Matthias Klose <doko@ubuntu.com>
3567 * configure.ac (gnu-unique-object): Fix ldd version check.
3568 * configure: Regenerate.
3570 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3572 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3574 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3575 Test for HAVE_GNU_AS value.
3577 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3579 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3580 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3581 INT64_TYPE): Define.
3582 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3583 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3584 INT_LEAST64_TYPE): Define.
3585 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3586 UINT_LEAST64_TYPE): Define.
3587 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3588 INT_FAST64_TYPE): Define.
3589 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3590 UINT_FAST64_TYPE): Define.
3591 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3592 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3593 (SIG_ATOMIC_TYPE): Define.
3595 2010-01-26 Richard Guenther <rguenther@suse.de>
3597 * df-scan.c (df_scan_set_bb_info): Remove assert.
3598 (df_insn_rescan_debug_internal): Merge asserts.
3599 (df_install_ref): Likewise.
3600 (df_mark_reg): Use bitmap_set_range.
3601 (df_hard_reg_used_p): Remove assert.
3602 (df_hard_reg_used_count): Likewise.
3604 2010-01-26 Richard Guenther <rguenther@suse.de>
3606 PR rtl-optimization/42685
3607 * web.c (web_main): Ignore DEBUG_INSNs.
3609 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3611 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3613 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3614 Fix types of fndecl and arglist parameters.
3616 2010-01-26 Richard Guenther <rguenther@suse.de>
3619 * tree-eh.c (unsplit_eh): Skip debug insns.
3621 2010-01-26 Richard Guenther <rguenther@suse.de>
3623 PR tree-optimization/42250
3624 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3626 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3629 * omp-low.c (expand_omp_sections): Only use single_pred if
3630 l2_bb is single_pred_p.
3632 2010-01-25 Christian Bruel <christian.bruel@st.com>
3635 * config/sh/sh.c (find_barrier): Increase length for non delayed
3636 conditional branches.
3637 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3639 2010-01-24 David S. Miller <davem@davemloft.net>
3641 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3642 define if not using GAS.
3643 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3644 Likewise. Delete SECTION_MERGE code, which is only applicable
3647 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3650 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3651 mangling of va_list in system headers.
3653 2010-01-23 Toon Moene <toon@moene.org>
3655 * tree-predcom.c (combine_chains): Return NULL, not false.
3657 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3659 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3660 initialization of variable res to agree with return type.
3662 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3664 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3665 * tree-sra.c: Add include of expr.h.
3667 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3669 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3670 insert the debug stmt on the single non-EH edge from the stmt.
3672 2010-01-22 Richard Henderson <rth@redhat.com>
3675 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3676 the RHS until after generate_subtree_copies has insertted its
3677 code before the current statement.
3679 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3681 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3683 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3685 2010-01-21 Martin Jambor <mjambor@suse.cz>
3687 PR tree-optimization/42585
3688 * tree-sra.c (struct access): New field grp_total_scalarization.
3689 (dump_access): Dump the new field.
3690 (should_scalarize_away_bitmap): New variable.
3691 (cannot_scalarize_away_bitmap): Likewise.
3692 (sra_initialize): Allocate new bitmaps.
3693 (sra_deinitialize): Free new bitmaps.
3694 (create_access_1): New function.
3695 (create_access): Parts moved to create_access_1.
3696 (type_consists_of_records_p): New function.
3697 (completely_scalarize_record): Likewise.
3698 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3699 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3700 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3702 (analyze_all_variable_accesses): Completely scalarize small eligible
3705 2010-01-21 Martin Jambor <mjambor@suse.cz>
3707 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3709 2010-01-21 Andrew Haley <aph@redhat.com>
3711 * gcc.c (process_command): Move lang_specific_driver before
3712 setting cc_libexec_prefix.
3714 2010-01-21 Richard Guenther <rguenther@suse.de>
3717 * fold-const.c (negate_expr_p): Pretend only negative
3718 real constants are easily negatable.
3720 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3721 Jason Merrill <jason@redhat.com>
3723 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3724 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3725 * calls.c (initialize argument_information): Handle it.
3726 * c-common.c (handle_transparent_union_attribute): Use new name.
3727 * c-decl.c (finish_struct): Ditto.
3728 * c-typeck.c (type_lists_compatible_p): Ditto.
3729 (convert_for_assignment): Use new name and also handle record.
3730 * function.c (aggregate_value_p): Handle it.
3731 (pass_by_reference): Ditto.
3732 (assign_parm_data_types): Ditto.
3733 * print-tree.c (print_node): Ditto.
3734 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3735 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3736 * tree.c (first_field): New fn.
3738 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3741 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3742 even when linking statically, for now.
3744 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3747 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3748 without a cselib val.
3749 (count_uses): Accept MO_VAL_SET with no val on stores.
3750 (add_stores): Likewise.
3752 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3754 * var-tracking.c (check_value_val): Add a compile time assertion.
3755 (dv_is_decl_p): Simplify.
3756 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3757 gcc_assert if ENABLE_CHECKING.
3759 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3762 * var-tracking.c: Include tree-flow.h.
3763 (mem_dies_at_call): New.
3764 (dataflow_set_preserve_mem_locs): Use it.
3765 (dataflow_set_remove_mem_locs): Likewise.
3766 (dump_var): Renamed from dump_variable. Adjust all callers.
3767 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3768 * Makefile.in (var-tracking.o): Adjust deps.
3770 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3772 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3774 2010-01-20 Richard Guenther <rguenther@suse.de>
3776 PR tree-optimization/42717
3777 * tree-ssa-dce.c (get_live_post_dom): Remove.
3778 (forward_edge_to_pdom): Take an arbitrary edge to copy
3779 degenerate PHI args from.
3780 (remove_dead_stmt): Use the first post-dominator even if it
3781 does not contain live statements as redirection destination.
3783 2010-01-20 Richard Guenther <rguenther@suse.de>
3785 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3787 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3789 * sel-sched.c (create_speculation_check): Remove set but not used
3791 (try_transformation_cache): Remove set but not used variable ds.
3792 (calculate_privileged_insns): Remove set but not used variables
3793 cur_insn and min_spec_insn.
3794 (find_best_expr): Remove set but not used variable avail_n.
3795 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3797 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3799 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3800 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3803 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3806 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3807 cpu types. Add support for *-sse3 cpu types.
3808 (x86_64-*-*): Ditto.
3810 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3813 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3814 argument, call initializer_constant_valid_p_1 instead of
3815 initializer_constant_valid_p, pass CACHE to it, return NULL
3816 immediately if first call returns NULL.
3817 (initializer_constant_valid_p_1): New function.
3818 (initializer_constant_valid_p): Use it.
3820 2010-01-20 Thomas Quinot <quinot@adacore.com>
3822 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3824 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3826 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3827 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3828 (loc_list_from_tree): Don't handle unsigned division. Handle
3829 signed modulo using DW_OP_{over,over,div,mul,minus}.
3830 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3831 modulo instead of signed.
3833 2010-01-20 DJ Delorie <dj@redhat.com>
3835 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3837 (h8300_emit_stack_adjustment): Propogate it.
3839 (h8300_expand_prologue): Likewise.
3840 (h8300_expand_epilogue): Likewise.
3842 2010-01-19 Michael Matz <matz@suse.de>
3844 PR tree-optimization/41783
3845 * tree-data-ref.c (toplevel): Include flags.h.
3846 (dump_data_dependence_relation): Also dump the inputs if the
3847 result will be unknown.
3848 (split_constant_offset_1): Look through some conversions.
3849 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3850 the offset from last element is too large.
3851 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3852 (reassociate_to_the_same_stmt): Handle vector registers.
3853 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3855 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3856 wide_prolog_niters argument, emit widening instructions.
3857 (vect_do_peeling_for_alignment): Adjust caller, use widened
3858 variant of the iteration cound.
3859 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3861 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3864 * config/arm/neon-testgen.m (emit_automatics): New parameter
3865 features. Adjust for Fixed_return_reg feature.
3866 (test_intrinsic): Call emit_automatics with new feature.
3867 * config/arm/neon.ml: Update copyright years.
3868 (features): New Fixed_return_reg feature.
3869 (ops): Update feature for Vget_low.
3871 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3873 PR tree-optimization/42719
3874 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3878 * fwprop.c (all_uses_available_at): Return false if def_set dest
3879 is a REG that is used in def_insn.
3881 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3883 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3885 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3888 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3890 * target.h (struct gcc_target) <secondary_reload>: Change type
3891 of last argument to secondary_reload_info *.
3893 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3896 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3897 memory references with unaligned offsets. Remove CQImode handling.
3898 (unaligned_memory_operand): Return 1 for memory references with
3899 unaligned offsets. Remove CQImode handling.
3901 2010-01-18 Richard Guenther <rguenther@suse.de>
3904 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3907 2010-01-18 Richard Guenther <rguenther@suse.de>
3909 PR tree-optimization/42781
3910 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3911 restrict processing only if the original variable was artificial.
3913 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3915 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3916 find number of popped argument bytes.
3918 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3919 Fix the text that describes the return value for invalid insns.
3921 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3923 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3924 Clarify what 'cost of the -dependence' is. Fix quoting.
3926 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3927 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3929 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3931 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3932 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3934 2010-01-17 Richard Guenther <rguenther@suse.de>
3937 * function.c (split_complex_args): Take a VEC to modify.
3938 (assign_parms_augmented_arg_list): Build a VEC instead of
3939 a chain of PARM_DECLs.
3940 (assign_parms_unsplit_complex): Take a VEC of arguments.
3941 Do not fixup unmodified parms.
3942 (assign_parms): Deal with the VEC.
3943 (gimplify_parameters): Likewise.
3945 2010-01-17 Richard Guenther <rguenther@suse.de>
3947 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3948 node existence check.
3949 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3950 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3951 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3952 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3953 (gimple_execute_on_growing_pred): Likewise.
3955 2010-01-17 Richard Guenther <rguenther@suse.de>
3957 PR tree-optimization/42773
3958 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3959 (compute_antic_aux): Likewise.
3960 (compute_partial_antic_aux): Likewise.
3962 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3965 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3968 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3970 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3973 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3974 Fix markup for strict argument.
3976 (TARGET_SCHED_REORDER2): Fix argument types.
3978 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3979 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3981 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3982 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3984 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3987 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3988 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3989 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3990 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3991 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3993 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3995 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3997 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3998 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4000 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4002 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4005 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4007 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4008 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4010 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4012 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4014 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4015 referring to it. Fix language.
4017 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4019 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4021 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4023 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4025 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4026 '@var{stream}. Remove stray 'and'.
4028 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4030 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4032 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4034 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4035 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4037 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4038 Fix description of return value.
4039 Rename argument "sz" to "len."
4041 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4042 Clarify meaning of 'true' return value.
4044 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4046 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4047 rep_mode versus mode_rep.
4049 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4051 (TARGET_BUILTIN_DECL): Fix name.
4053 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4055 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4057 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4059 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4061 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4063 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4066 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4067 Rename argument tm_fn to md_fn.
4069 (TARGET_OPTION_PRINT): Fix argument list.
4071 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4074 * config/i386/i386.c (ix86_fixup_binary_operands):
4075 Revert FMA4 fixup of operands.
4077 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4080 * Makefile.in (write_entries_to_file, install-plugin):
4081 Use \012 instead of \n with tr.
4083 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4085 * configure.ac (HAVE_AS_REF): New C macro.
4086 * configure: Regenerate.
4087 * config.in: Likewise.
4088 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4090 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4093 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4095 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4097 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4099 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4101 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4103 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4105 (TARGET_BINDS_LOCAL_P): Fix argument type.
4107 (TARGET_ASM_FILE_END): Use prototype.
4109 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4111 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4113 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4115 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4117 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4118 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4120 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4121 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4123 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4124 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4125 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4126 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4128 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4130 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4132 (TARGET_INIT_BUILTINS): Use prototype.
4134 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4135 Put 'const char *' in braces. Fix parameter types.
4136 (TARGET_INVALID_CONVERSION): Fix parameter types.
4137 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4138 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4140 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4143 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4145 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4147 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4149 * doc/tm.texi (TARGET_HELP): Fix return type.
4151 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4152 in braces. Fix argument types.
4154 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4156 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4158 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4160 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4161 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4163 (TARGET_MANGLE_TYPE): Fix argument types.
4165 (TARGET_IRA_COVER_CLASSES): Use prototype.
4167 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4169 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4171 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4173 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4175 (TARGET_CALLEE_COPIES): Fix argument types.
4177 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4179 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4181 (TARGET_FUNCTION_VALUE): Fix argument types.
4183 (TARGET_RETURN_IN_MSB): Fix argument type.
4185 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4187 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4189 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4191 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4192 agree with return type.
4194 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4196 2010-01-15 Jing Yu <jingyu@google.com>
4198 PR rtl-optimization/42691
4199 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4200 a pseudo to a constant and are merged, and adjust comments.
4202 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4204 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4206 2010-01-15 Richard Guenther <rguenther@suse.de>
4209 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4210 labels of computed or non-local gotos to the destination.
4211 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4212 landing pad label is the first label.
4214 2010-01-15 Richard Guenther <rguenther@suse.de>
4216 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4218 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4221 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4222 to allow generation of the xssqrtdp instruction on power7.
4223 (sqrtdf2_fpr): Ditto.
4225 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4228 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4229 functions with noreturn attribute.
4232 * varasm.c (declare_weak): Add weak attribute to decl if it
4233 doesn't have one already.
4234 (assemble_external): Only add decls to weak_decls if they also
4235 have weak attribute.
4237 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4239 * var-tracking.c (var_reg_delete): Don't delete the association
4240 between REGs and values or one-part variables if the register
4243 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4246 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4247 because its first operand is a non-localized variable.
4249 2010-01-14 Martin Jambor <mjambor@suse.cz>
4251 PR tree-optimization/42706
4252 * tree-sra.c (encountered_recursive_call): New variable.
4253 (encountered_unchangable_recursive_call): Likewise.
4254 (sra_initialize): Initialize both new variables.
4255 (callsite_has_enough_arguments_p): New function.
4256 (scan_function): Call decl and flags check only for IPA-SRA, check
4257 whether there is a recursive call and whether it has enough arguments.
4258 (all_callers_have_enough_arguments_p): New function.
4259 (convert_callers): Look for recursive calls only when
4260 encountered_recursive_call is set.
4261 (ipa_early_sra): Bail out either if
4262 !all_callers_have_enough_arguments_p or
4263 encountered_unchangable_recursive_call.
4265 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4267 * sel-sched.c: Add 2010 to copyright years.
4268 * sel-sched-ir.c: Likewise.
4269 * sel-sched-ir.h: Likewise.
4271 2010-01-14 Martin Jambor <mjambor@suse.cz>
4273 PR tree-optimization/42714
4274 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4275 constructors specially.
4277 2010-01-14 Andi Kleen <ak@linux.intel.com>
4279 * config/i386/drivers-i386.c (detect_caches_intel):
4280 Add l2sizekb parameter and fill in.
4281 (host_detect_local_cpu): Add l2sizekb, fill in.
4282 Add Atom small cache heuristic.
4284 2010-01-14 Andi Kleen <ak@linux.intel.com>
4286 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4287 Add level3 parameter and fill in.
4288 (detect_caches_intel): Handle level3 cache.
4290 2010-01-14 Andi Kleen <ak@linux.intel.com>
4292 * config/i386/drivers-i386.c (host_detect_local_cpu):
4293 Fix core duo detection.
4295 2010-01-14 Andi Kleen <ak@linux.intel.com>
4297 * config/i386/drivers-i386.c (host_detect_local_cpu):
4300 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4302 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4303 (rs6000_variable_issue_1): this. Use...
4304 (rs6000_variable_issue): here. Reimplement. Print debug info.
4306 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4308 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4309 sel_restore_notes. Update all callers. Call reemit_notes
4312 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4314 PR rtl-optimization/42246
4315 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4318 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4320 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4321 all successors is the same as number of successors in current region.
4323 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4325 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4326 to rename is not separable. Otherwise check that its LHS is not NULL.
4328 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4330 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4332 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4334 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4335 available registers when failed to discover LHS register class.
4336 Fix indentation. Update comment.
4338 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4339 Alexander Monakov <amonakov@ispras.ru>
4341 PR rtl-optimization/42389
4342 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4344 (advance_state_on_fence): Likewise.
4345 (sel_target_adjust_priority): Print debug output only when
4346 sched_verbose >= 4, not 2.
4347 (get_expr_cost): Do not issue all unique insns on the next cycle.
4348 (fill_insns): Initialize can_issue_more from the value saved
4350 * sel-sched-ir.c (flist_add): New parameter issue_more.
4351 Init FENCE_ISSUE_MORE with it.
4352 (merge_fences): Likewise.
4353 (init_fences): Update call to flist_add.
4354 (add_to_fences, add_clean_fence_to_fences)
4355 (add_dirty_fence_to_fences): Likewise.
4356 (move_fence_to_fences): Update call to merge_fences.
4357 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4359 * sel-sched-ir.h (struct _fence): New field issue_more.
4360 (FENCE_ISSUE_MORE): New accessor macro.
4362 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4364 PR rtl-optimization/42388
4365 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4366 that have no predecessors nor successors. Do not call move_bb_info
4367 for empty blocks outside of current region.
4369 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4371 PR rtl-optimization/42294
4372 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4373 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4374 originators' originators.
4376 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4378 PR rtl-optimization/39453
4379 PR rtl-optimization/42246
4380 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4382 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4384 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4385 Alexander Monakov <amonakov@ispras.ru>
4388 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4389 (maybe_tidy_empty_bb): ... here. Make static. Add new
4390 argument. Update all callers.
4391 (tidy_control_flow): ... and here. Recompute topological order
4392 of basic blocks in region if necessary.
4393 (sel_redirect_edge_and_branch): Change return type. Return true
4394 if topological order might have been invalidated.
4395 (purge_empty_blocks): Export and move from...
4396 * sel-sched.c (purge_empty_blocks): ... here.
4397 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4398 (maybe_tidy_empty_bb): Delete prototype.
4399 (purge_empty_blocks): Declare.
4401 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4403 PR rtl-optimization/42249
4404 * sel-sched.c (try_replace_dest_reg): When chosen register
4405 and original register is the same, do not bail out early, but
4406 still check all original insns for validity of replacing destination
4407 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4410 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4413 Port from no-undefined-overflow branch:
4414 2009-03-09 Richard Guenther <rguenther@suse.de>
4416 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4418 2010-01-14 Richard Guenther <rguenther@suse.de>
4421 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4423 2010-01-14 Ira Rosen <irar@il.ibm.com>
4425 PR tree-optimization/42709
4426 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4427 as scalar type in creation of constant vector operand.
4429 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4432 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4433 (check-parallel-%): Match `testsuite' directory component only
4436 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4438 PR translation/39521
4439 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4442 2010-01-13 Richard Guenther <rguenther@suse.de>
4444 PR tree-optimization/42730
4445 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4448 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4451 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4452 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4455 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4457 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4458 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4459 ___umulsi3_highpart.
4461 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4462 rather than schedule_insns if the pass is enabled.
4464 2010-01-13 Martin Jambor <mjambor@suse.cz>
4466 PR tree-optimization/42704
4467 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4470 2010-01-13 Martin Jambor <mjambor@suse.cz>
4472 PR tree-optimization/42703
4473 * tree-sra.c (analyze_access_subtree): Check that we can build a
4474 reference to the original data within the aggregate.
4476 2010-01-13 Richard Guenther <rguenther@suse.de>
4478 PR tree-optimization/42705
4479 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4481 2010-01-13 Richard Guenther <rguenther@suse.de>
4484 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4486 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4489 * var-tracking.c (values_to_unmark): New variable.
4490 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4491 values_to_unmark vector. Moved body to...
4492 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4493 instead queue it into values_to_unmark vector.
4494 (vt_find_locations): Free values_to_unmark vector.
4496 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4498 * config/s390/s390.c (override_options): Set
4499 default of max-pending-list-length to 256
4501 2010-01-13 Richard Guenther <rguenther@suse.de>
4504 * tree-pass.h (PROP_gimple_lcx): New.
4505 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4506 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4507 before the final cleanup_eh.
4508 (dump_properties): Dump PROP_gimple_lcx.
4509 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4510 (tree_lower_complex_O0): Remove.
4511 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4512 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4513 tree_lower_complex, schedule TODO_update_ssa.
4514 * lto-streamer-out.c (output_function): Stream the functions
4516 * lto-streamer-in.c (input_function): Likewise.
4517 (lto_read_body): Do not override them here.
4519 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4522 * c-typeck.c (build_c_cast): Fold value cast to union type before
4523 wrapping it in a CONSTRUCTOR.
4525 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4527 PR rtl-optimization/42699
4528 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4531 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4533 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4534 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4535 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4536 SUBTARGET_WARN_UNUSED_SPEC): ... here
4537 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4539 2010-01-12 Julian Brown <julian@codesourcery.com>
4541 * config/arm/neon-schedgen.ml (Utils): Don't try to
4542 open missing module.
4543 (find_with_result): New.
4545 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4548 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4549 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4551 PR tree-optimization/42645
4552 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4553 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4554 decl_map, set processing_debug_stmt to -1 and return name without
4557 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4559 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4560 binutils version, and reword target configuration description.
4562 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4564 * config/avr/avr.h (LINKER_NAME): Remove.
4566 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4569 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4570 that support VSX, warn for -mno-altivec if vsx is not disabled,
4573 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4574 Shujing Zhao <pearly.zhao@oracle.com>
4576 PR translation/42469
4577 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4578 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4579 character between option name and help text.
4580 * c.opt (imultilib): Likewise.
4582 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4584 * lto-streamer-out.c (output_unreferenced_globals): Output static
4587 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4589 PR rtl-optimization/42621
4590 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4591 optimizing for size.
4592 (duplicate_computed_gotos): Remove now-redundant check.
4594 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4597 * configure.ac: Save and restore LDFLAGS and LIBS
4598 * configure: Regenerate.
4600 2010-01-10 Richard Guenther <rguenther@suse.de>
4603 * builtins.c (fold_builtin_strlen): Add type argument and
4604 convert the resulting length to it.
4605 (fold_builtin_1): Adjust.
4607 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4609 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4610 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4612 (num_insns_constant_wide): Adjust for that change.
4614 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4617 * web.c (union_defs): Add used argument, to combine uses of
4619 (entry_register): Adjust type and tests of used argument.
4620 (web_main): Widen used for new use. Pass it to union_defs.
4621 * df.h (union_defs): Adjust prototype.
4623 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4626 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4627 uses in new incoming argument. Free body.
4628 (reset_debug_uses_in_loop): New.
4629 (analyze_insn_to_expand_var): Call the latter if the former found
4630 anything. Fix whitespace. Reject invalid dest overlaps before
4631 going through all insns in the loop.
4633 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4636 * haifa-sched.c (dying_use_p): Debug insns don't count.
4638 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4641 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4642 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4643 (verify_gimple_call): Reject LHS in noreturn calls.
4645 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4649 * tree-vect-loop-manip.c (adjust_info): New type.
4650 (adjust_vec): New pointer to vector.
4651 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4652 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4653 (slpeel_update_phis_for_duplicate_loop): Use them.
4654 (slpeel_update_phi_nodes_for_guard1): Likewise.
4655 (slpeel_update_phi_nodes_for_guard2): Likewise.
4656 (slpeel_tree_peel_loop_to_edge): Likewise.
4657 (vect_update_ivs_after_vectorizer): Likewise.
4659 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4661 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4662 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4664 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4666 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4667 bogus uninitialized warning.
4669 2010-01-09 Richard Guenther <rguenther@suse.de>
4672 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4673 the evolution is compatible with the initial condition.
4675 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4677 * gcc.c (process_command): Update copyright notice dates.
4678 * gcov.c (print_version): Likewise.
4679 * gcov-dump.c (print_version): Likewise.
4680 * mips-tfile.c (main): Likewise.
4681 * mips-tdump.c (main): Likewise.
4683 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4686 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4688 (rotlhi3_8): Delete.
4690 (rotlsi3_8): Delete.
4691 (rotlsi3_16): Delete.
4692 (rotlsi3_24): Delete.
4694 (*rotw<mode>3): New.
4695 (*rotb<mode>3): New.
4696 * config/avr/avr.c (avr_rotate_bytes): New function.
4697 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4699 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4702 * configure.ac: Modify -rdynamic check.
4703 * configure: Regenerate.
4705 2010-01-08 DJ Delorie <dj@redhat.com>
4707 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4708 register popping order.
4710 2010-01-08 Richard Guenther <rguenther@suse.de>
4713 * c.opt (fsigned-char): Also let LTO handle this option.
4714 (funsigned-char): Likewise.
4716 2010-01-07 Richard Guenther <rguenther@suse.de>
4718 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4719 (gimple_op): Likewise.
4720 (gimple_op_ptr): Likewise.
4721 (gimple_assign_set_lhs): Remove gcc_assert.
4722 (gimple_assign_set_rhs1): Likewise.
4723 (gimple_assign_set_rhs2): Likewise.
4724 (gimple_call_set_lhs): Likewise.
4725 (gimple_call_set_fn): Likewise.
4726 (gimple_call_set_fndecl): Likewise.
4727 (gimple_call_fndecl): Likewise.
4728 (gimple_call_return_type): Likewise.
4729 (gimple_call_set_chain): Likewise.
4730 (gimple_call_num_args): Likewise.
4731 (gimple_call_set_arg): Likewise.
4732 (gimple_cond_set_code): Likewise.
4733 (gimple_cond_set_lhs): Likewise.
4734 (gimple_cond_set_rhs): Likewise.
4735 (gimple_cond_set_true_label): Likewise.
4736 (gimple_cond_set_false_label): Likewise.
4737 (gimple_label_set_label): Likewise.
4738 (gimple_goto_set_dest): Likewise.
4739 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4740 (gimple_debug_bind_get_value): Likewise.
4741 (gimple_debug_bind_get_value_ptr): Likewise.
4742 (gimple_debug_bind_set_var): Likewise.
4743 (gimple_debug_bind_set_value): Likewise.
4744 (gimple_debug_bind_reset_value): Likewise.
4745 (gimple_debug_bind_has_value_p): Likewise.
4746 (gimple_return_retval_ptr): Remove gcc_assert.
4747 (gimple_return_retval): Likewise.
4748 (gimple_return_set_retval): Likewise.
4749 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4750 (safe_referenced_var_iterator): Remove.
4751 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4752 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4753 (fill_referenced_var_vec): Remove.
4754 (first_readonly_imm_use): Remove redundant gcc_assert.
4755 (phi_arg_index_from_use): Combine gcc_asserts.
4756 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4757 (first_imm_use_stmt): Remove redundant gcc_assert.
4758 * tree-cfg.c (verify_gimple_call): Verify function and chain
4759 operands. Verify arguments.
4760 (verify_types_in_gimple_stmt): Verify condition code and labels.
4762 2010-01-07 Richard Guenther <rguenther@suse.de>
4764 PR tree-optimization/42641
4765 * sese.c (rename_map_elt_info): Use the SSA name version, do
4768 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4770 PR tree-optimization/42625
4771 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4772 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4774 2010-01-07 Duncan Sands <baldrick@free.fr>
4776 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4778 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4781 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4782 note itself is not function_invariant_p.
4784 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4786 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4787 Do not add the DF_NOTE problem.
4788 * store-motion.c (execute_rtl_store_motion): Likewise.
4790 2010-01-07 Martin Jambor <mjambor@suse.cz>
4792 PR tree-optimization/42157
4793 * tree-sra.c (compare_access_positions): Stabilize sort if both
4794 accesses have integer types, return zero immediately if they are the
4797 2010-01-06 Richard Henderson <rth@redhat.com>
4800 * haifa-sched.c (add_to_note_list): Merge into ...
4801 (concat_note_lists): ... here, and ...
4802 (unlink_other_notes, rm_other_notes): Merge into...
4803 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4804 NOTE_INSN_EPILOGUE_BEG.
4806 2010-01-06 Richard Guenther <rguenther@suse.de>
4808 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4809 not inline regular functions into always-inline functions.
4811 2010-01-06 Nick Clifton <nickc@redhat.com>
4813 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4814 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4816 (OVERRIDE_OPTIONS): Delete.
4817 (OPTIMIZATION_OPTIONS): Define.
4818 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4819 * config/rx/rx.c (rx_handle_option): Issue an error message if
4820 -mcpu=rx200 and -fpu are used together.
4821 (rx_set_optimization_options): New function. Issue an error
4822 message if an optimization attribute attempts to reset the FPU/
4823 math optimization pairing.
4824 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4825 * config/rx/rx.opt: Set the default to 32-bit doubles.
4826 * config/rx/t-rx: Add multilibs for -nofpu option.
4827 * doc/invoke.texi: Update documentation of RX options.
4829 2010-01-06 Richard Guenther <rguenther@suse.de>
4831 * tree-ssa-pre.c (name_to_id): New global.
4832 (alloc_expression_id): Simplify SSA name handling.
4833 (lookup_expression_id): Likewise.
4834 (init_pre): Zero name_to_id.
4835 (fini_pre): Free it.
4837 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4839 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4841 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4844 * config/i386/sse.md (smaxv2di3): New.
4845 (umaxv2di3): Likewise.
4846 (sminv2di3): Likewise.
4847 (uminv2di3): Likewise.
4849 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4852 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4853 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4854 (legitimize_tls_address): Likewise.
4855 (sparc_tls_referenced_p): Likewise.
4856 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4857 and adjust calls to legitimize_pic_address.
4858 (legitimate_constant_p) Use sparc_tls_referenced_p.
4859 (legitimate_pic_operand_p): Likewise.
4860 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4861 (sparc_tls_symbol_ref_1): Delete.
4862 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4863 (legitimize_tls_address): Make static, handle CONST patterns.
4864 (legitimize_pic_address): Make static, remove unused parameter and
4865 adjust recursive calls.
4866 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4867 and adjust call to legitimize_pic_address.
4868 (sparc_output_mi_thunk): Likewise.
4870 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4871 H.J. Lu <hongjiu.lu@intel.com>
4874 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4875 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4876 operands to make them signed.
4879 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4882 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4883 GTU to GT for V4SI and V2DI.
4885 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4886 (umin<mode>3): Removed.
4888 (uminv4si3): Likewise.
4890 2010-01-05 Martin Jambor <mjambor@suse.cz>
4892 PR tree-optimization/42462
4893 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4894 current_function_decl to helper functions and macros.
4896 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4899 * flags.h: Don't include real.h.
4900 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4901 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4902 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4903 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4904 * dominance.c: Update copyright.
4905 * gimple.c (walk_gimple_op): Remove inline.
4906 * tree-ssa-reassoc.c: Include real.h.
4907 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4908 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4910 2010-01-05 Nick Clifton <nickc@redhat.com>
4912 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4913 register to push into the stack frame when the accumulator has to
4914 be saved during interrupts.
4916 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4918 * doc/invoke.texi: Remove the documentation about option
4920 * common.opt (Wunreachable-code): Preserved for backward
4922 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4923 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4924 the backward compatibility flag section.
4926 2010-01-05 Richard Guenther <rguenther@suse.de>
4928 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4930 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4933 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4935 PR tree-optimization/42508
4936 * tree-sra.c (convert_callers): Check for recursive call
4937 by comparing cgraph nodes instead of decls.
4938 (modify_function): Call ipa_modify_formal_parameters also
4939 on all same_body aliases.
4941 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4942 cgraph nodes when checking for same_body aliases.
4944 2010-01-05 Richard Guenther <rguenther@suse.de>
4946 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4947 allocation and lookup.
4948 (get_or_alloc_expr_for_constant): Likewise.
4949 (phi_translate): Sink allocation.
4951 2010-01-04 Richard Guenther <rguenther@suse.de>
4953 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4954 a new entry only if needed.
4955 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4956 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4958 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4960 (phi_translate): Handle CONSTANTs early.
4962 2010-01-04 Martin Jambor <mjambor@suse.cz>
4964 PR tree-optimization/42398
4965 * tree-sra.c (struct access): Removed flag grp_different_types.
4966 (dump_access): Do not dump the removed flag.
4967 (sort_and_splice_var_accesses): Do not set the removed flag.
4968 (sra_modify_expr): Check for type compatibility directly.
4970 2010-01-04 Martin Jambor <mjambor@suse.cz>
4972 PR tree-optimization/42366
4973 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4974 edges with variable number of parameters.
4975 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4976 flag instead of asserting it.
4977 (ipa_read_node_info): Read uses_analysis_done flag.
4979 2010-01-04 Richard Guenther <rguenther@suse.de>
4981 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4982 iterative_hash_* as intended.
4983 (vn_reference_compute_hash): Likewise. Simplify hashing
4985 (vn_reference_lookup_2): Likewise.
4986 (vn_nary_op_compute_hash): Likewise.
4987 (vn_phi_compute_hash): Likewise.
4988 (expressions_equal_p): Remove strange code.
4989 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4990 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4991 (bitmap_insert_into_set_1): Take value-id as parameter.
4992 (add_to_value): Pass it.
4993 (bitmap_insert_into_set): Likewise.
4994 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4996 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4999 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5000 (do_self_spec): For switches with SWITCH_IGNORE set set also
5001 SWITCH_IGNORE_PERMANENTLY.
5002 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5005 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5007 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5008 tree of an unreferenced global var.
5010 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5013 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5014 GTU to GT for V4SI and V2DI.
5016 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5017 (umin<mode>3): Removed.
5019 (uminv4si3): Likewise.
5021 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5024 * collect2.c (main): Turn on trace in collect2 if -v is passed
5027 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5029 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5030 description of expression operand.
5032 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5034 * configure.ac: Add install-html to target_list for Make-hooks.
5035 * configure: Regenerate.
5036 * fortran/Make-lang.in (F95_HTMLFILES): New.
5037 (fortran.html): Use it.
5038 (fortran.install-html): New.
5039 * Makefile.in (install-html): Add lang.install-html.
5040 * java/Make-lang.in (JAVA_HTMLFILES): New.
5041 (java.html): Use it.
5042 (java.install-html): New.
5043 * objc/Make-lang.in (objc.install-html): New.
5044 * objcp/Make-lang.in (obj-c++.install-html): New.
5045 * cp/Make-lang.in (c++.install-html): New.
5046 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5047 * lto/Make-lang.in (lto.install-html): New.
5049 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5052 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5054 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5056 PR rtl-optimization/41862
5057 * store-motion.c (store_killed_in_insn, compute_store_table,
5058 remove_reachable_equiv_notes, replace_store_insn,
5059 build_store_vectors): Ignore all DEBUG_INSNs.
5061 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5064 * common.opt: Add dumpdir.
5066 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5068 (option_map): Add --dumpdir.
5070 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5072 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5074 * opts.c (decode_options): Try dump_dir_name first if
5075 dump_base_name isn't an absolute path.
5076 (common_handle_option): Handle OPT_dumpdir.
5078 * toplev.c (dump_dir_name): New.
5079 (print_switch_values): Also ignore -dumpdir.
5081 * toplev.h (dump_dir_name): New.
5083 2010-01-03 Richard Guenther <rguenther@suse.de>
5085 PR tree-optimization/42589
5086 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5087 double-word expansion of bswap32.
5089 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5091 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5092 with BLOCK_FOR_INSN.
5093 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5094 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5095 noce_process_if_block): Likewise.
5096 * gcse.c (compute_local_properties, insert_expr_in_table,
5097 insert_set_in_table, canon_list_insert, find_avail_set,
5098 pre_insert_copy_insn): Likewise.
5100 * basic-block.h (BLOCK_NUM): Move from here...
5101 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5103 2010-01-03 Richard Guenther <rguenther@suse.de>
5105 PR tree-optimization/42438
5106 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5107 contains_may_not_return_call flag.
5108 (BB_MAY_NOTRETURN): New.
5109 (valid_in_sets): Trapping nary operations are not valid
5110 in blocks that may not return.
5111 (insert_into_preds_of_block): Remove check for trapping expressions.
5112 (compute_avail): Compute also BB_MAY_NOTRETURN.
5114 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5116 * doc/invoke.texi: Add 2010 to copyright years.
5118 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5120 * config/sparc/sparc.c: Fix formatting nits.
5122 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5123 Alexander Monakov <amonakov@ispras.ru>
5125 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5127 2010-01-02 Richard Guenther <rguenther@suse.de>
5130 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5131 (simplify_switch_using_ranges): Mark to be removed edges
5134 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5136 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5138 * collect2.c (scan_libraries): Add missing argument in call to
5141 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5144 * config/alpha/predicates.md (aligned_memory_operand): Return false
5146 (unaligned_memory_operand): Return true for CQImode.
5147 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5148 doesn not cross aligned SImode word boundary.
5150 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5152 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5154 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5155 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5157 2010-01-02 Richard Guenther <rguenther@suse.de>
5160 * toplev.c (compile_file): Emit LTO marker properly. Change
5162 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5164 2010-01-01 Richard Guenther <rguenther@suse.de>
5167 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5169 2010-01-01 Richard Guenther <rguenther@suse.de>
5172 * c-decl.c (grokdeclarator): For zero-size arrays force
5173 structural equality checks as layout_type does.
5175 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5177 * builtins.c: Update copyright to 2010.
5179 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5182 * lto-streamer-out.c (produce_asm): Revert the last change.
5183 (copy_function): Likewise.
5185 * lto-streamer.c (lto_get_section_name): Skip any leading
5188 2010-01-01 Richard Guenther <rguenther@suse.de>
5191 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5195 Copyright (C) 2010 Free Software Foundation, Inc.
5197 Copying and distribution of this file, with or without modification,
5198 are permitted in any medium without royalty provided the copyright
5199 notice and this notice are preserved.