1 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
6 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
8 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
9 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
11 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
13 * tree-if-conv.c: Fix indentation and comments.
15 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
17 * tree-if-conv.c: Sort static functions in topological order.
19 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
21 * tree-if-conv.c: Fix indentation and comments.
23 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
26 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
27 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
28 When converting an unsigned type to signed, double its precision.
29 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
30 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
31 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
33 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
36 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
37 POINTER_PLUS_EXPR for pointer types.
39 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
42 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
43 * graphite-clast-to-gimple.c: Include langhooks.h.
44 (max_signed_precision_type): New.
45 (max_precision_type): Takes two types as arguments.
46 (precision_for_value): New.
47 (precision_for_interval): New.
48 (gcc_type_for_interval): New.
49 (gcc_type_for_value): New.
50 (gcc_type_for_clast_term): New.
51 (gcc_type_for_clast_red): New.
52 (gcc_type_for_clast_bin): New.
53 (gcc_type_for_clast_expr): Split up into several functions.
54 (gcc_type_for_clast_eq): Rewritten.
55 (compute_bounds_for_level): New.
56 (compute_type_for_level_1): New.
57 (compute_type_for_level): New.
58 (gcc_type_for_cloog_iv): Removed.
59 (gcc_type_for_iv_of_clast_loop): Rewritten.
60 (graphite_create_new_loop): Compute the lower and upper bound types
61 with gcc_type_for_clast_expr.
62 (graphite_create_new_loop_guard): Same.
63 (find_cloog_iv_in_expr): Removed.
64 (compute_cloog_iv_types_1): Removed.
65 (compute_cloog_iv_types): Removed.
66 (gloog): Do not call compute_cloog_iv_types.
67 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
69 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
70 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
71 (GBB_CLOOG_IV_TYPES): Removed.
73 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
75 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
76 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
77 (detect_commutative_reduction): Same.
79 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
81 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
82 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
84 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
85 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
86 (rewrite_commutative_reductions_out_of_ssa): Same.
87 * passes.c (execute_function_todo): Call verify_ssa for every pass
88 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
89 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
90 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
91 with an extra argument.
92 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
93 verify_ssa only when the extra argument is true.
94 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
95 with an extra argument.
96 (tree_transform_and_unroll_loop): Same.
98 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
100 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
101 for all the passes of the LNO having LOOP_CLOSED_SSA.
102 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
103 * tree-loop-distribution.c (pass_loop_distribution): Same.
104 * tree-pass.h (TODO_verify_loops): Removed.
105 * tree-ssa-loop.c (pass_tree_loop_init): Same.
107 (pass_tree_unswitch): Same.
108 (pass_predcom): Same.
109 (pass_vectorize): Same.
110 (pass_linear_transform): Same.
111 (pass_graphite_transforms): Same.
112 (pass_iv_canon): Same.
113 (pass_complete_unroll): Same.
114 (pass_complete_unrolli): Same.
115 (pass_parallelize_loops): Same.
116 (pass_loop_prefetch): Same.
117 (pass_iv_optimize): Same.
119 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
122 * passes.c (init_optimization_passes): Move pass_lim before
123 pass_copy_prop and pass_dce_loop.
125 2010-04-06 Jakub Jelinek <jakub@redhat.com>
128 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
129 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
130 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
131 MULTI_* defines for 4 argument vpermil2p* builtins.
133 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
135 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
136 * config/i386/i386.c (x86_maybe_negate_const_int): New.
137 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
138 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
139 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
140 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
141 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
142 Use x86_maybe_negate_const_int to output insn mnemonic.
143 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
144 check from instruction predicate. Update comments.
145 * config/i386/sync.md (sync_add<mode>): Use
146 x86_maybe_negate_const_int to output insn mnemonic.
148 2010-04-06 Jan Hubicka <jh@suse.cz>
150 PR tree-optimization/42906
151 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
152 IGNORE_SELF argument. Set visited_control_parents for fully
154 (find_obviously_necessary_stmts): Update call of
155 mark_control_dependent_edges_necessary.
156 (propagate_necessity): Likewise. Handle PHI edges more curefully.
158 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
160 * config/i386/i386.md: Remove comment about 'e' and 'E'
163 2010-04-06 Richard Guenther <rguenther@suse.de>
165 PR tree-optimization/43627
166 * tree-vrp.c (extract_range_from_unary_expr): Widenings
167 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
170 2010-04-06 Jakub Jelinek <jakub@redhat.com>
172 * BASE-VER: Change to 4.6.0.
175 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
178 2010-04-06 Richard Guenther <rguenther@suse.de>
181 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
183 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
185 * doc/invoke.texi (Optimize Options): Document that LTO
186 won't remove object access purely due to incompatible
189 2010-04-04 Matthias Klose <doko@ubuntu.com>
191 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
194 2010-04-03 Richard Guenther <rguenther@suse.de>
197 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
198 require a non-NULL MEM_OFFSET.
200 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
202 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
203 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
204 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
205 config/alpha/predicates.md, config/arm/arm.md,
206 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
207 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
208 config/darwin9.h, config/darwin.c, config/darwin.h,
209 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
210 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
211 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
212 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
213 config/mips/mips.md, config/mn10300/mn10300.c,
214 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
215 config/rs6000/aix.h, config/rs6000/dfp.md,
216 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
217 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
218 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
219 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
220 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
221 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
222 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
223 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
224 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
225 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
226 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
227 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
228 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
229 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
230 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
231 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
232 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
233 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
234 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
235 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
236 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
237 opt-functions.awk, opth-gen.awk, params.def, passes.c,
238 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
239 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
240 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
241 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
242 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
243 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
244 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
245 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
246 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
247 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
248 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
249 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
250 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
251 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
253 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
256 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
257 * aclocal.m4: Regenerate.
259 2010-04-02 Richard Guenther <rguenther@suse.de>
261 PR tree-optimization/43629
262 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
263 if we have seen a constant value.
265 2010-04-02 Joseph Myers <joseph@codesourcery.com>
267 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
270 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
273 * arm.c (legitimize_tls_address): Adjust call to
274 gen_tls_load_dot_plus_four.
275 (arm_note_pic_base): New function.
276 (arm_cannot_copy_insn_p): Use it.
277 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
280 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
285 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
287 * Makefile.in ($(out_object_file)): Depend on
288 gt-$(basename $(notdir $(out_file))).h.
290 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
292 * config.gcc (lm32-*-rtems*): Add t-lm32.
294 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
296 * config.gcc: Add lm32-*-rtems*.
297 * config/lm32/rtems.h: New file.
299 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
302 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
304 2010-04-01 Jakub Jelinek <jakub@redhat.com>
306 * dwarf2out.c (output_compilation_unit_header): For
307 -gdwarf-4 use version 4 instead of version 3.
308 (output_line_info): For version 4 and above emit additional
309 maximum ops per insn header field.
310 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
312 * dwarf2out.c (is_c_family, is_java): Remove.
313 (lower_bound_default): New function.
314 (add_bound_info, gen_descr_array_type_die): Use it.
316 2010-04-01 Dodji Seketeli <dodji@redhat.com>
319 * dwarf2out.c (gen_variable_die): Allow debug info for variable
320 re-declaration when it happens in a function.
322 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
324 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
325 (cgraph_remove_function_insertion_hook): Same.
326 (cgraph_call_function_insertion_hooks): Same.
328 2010-04-01 Richard Guenther <rguenther@suse.de>
331 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
332 and TREE_THIS_VOLATILE.
333 (copy_ref_info): Likewise.
334 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
335 * tree.c (build6_stat): Ignore side-effects of all but arg5
336 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
339 2010-04-01 Richard Guenther <rguenther@suse.de>
341 PR tree-optimization/43607
342 * ipa-type-escape.c (check_call): Do not access non-existing
345 2010-04-01 Richard Guenther <rguenther@suse.de>
349 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
350 Jack Howarth <howarth@bromo.med.uc.edu>
352 * tree-profile.c (tree_init_ic_make_global_vars): Make static
355 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
357 * doc/install.texi (Prerequisites): Document libelf usability on
358 IRIX 5/6 and Solaris 2.
359 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
360 Update GNU as, GNU ld requirements.
361 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
362 Document Sun Studio compiler download.
363 Update and simplify as, ld recommendations.
364 (Specific, *-*-solaris2.7): Note obsoletion, removal.
366 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
368 * config.guess (i[34567]86-*-solaris2*): Default with_arch_32,
369 with_tune_32 to pentium4.
371 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
373 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
375 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
377 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
380 Document GNU as requirement.
381 Update configure requirements.
382 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
384 Recomment IRIX 6.5.18+.
385 Document IDF/IDL requirement.
386 Document GNU as requirement.
387 Document GNU ld bootstrap failure.
388 Remove freeware.sgi.com reference.
390 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
392 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
393 UNIX V4.0, V5.0 obsoletion, removal.
394 Remove --with-gc=simple reference.
395 Update VM requirements during bootstrap.
396 Remove -oldas bootstrap description.
397 Update binutils reference.
398 Remove comparison failure note.
400 2010-03-31 Richard Guenther <rguenther@suse.de>
401 Zdenek Dvorak <ook@ucw.cz>
402 Sebastian Pop <sebastian.pop@amd.com>
405 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
406 with multiple arguments.
407 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
409 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
411 * graphite-dependences.c (print_pddr): Call print_pdr with an
413 * graphite-poly.c (debug_pdr): Add an extra argument for the
416 (print_pbb_domain): Same.
418 (print_scop_context): Same.
421 (debug_pbb_domain): Same.
425 (debug_scop_context): Same.
428 (print_scop_params): Same.
429 (debug_scop_params): Same.
430 (print_iteration_domain): Same.
431 (print_iteration_domains): Same.
432 (debug_iteration_domain): Same.
433 (debug_iteration_domains): Same.
434 (print_scattering_function): Same.
435 (print_scattering_functions): Same.
436 (debug_scattering_function): Same.
437 (debug_scattering_functions): Same.
438 * graphite-poly.h (debug_pdr): Update declaration.
440 (print_pbb_domain): Same.
442 (print_scop_context): Same.
445 (debug_pbb_domain): Same.
449 (debug_scop_context): Same.
452 (print_scop_params): Same.
453 (debug_scop_params): Same.
454 (print_iteration_domain): Same.
455 (print_iteration_domains): Same.
456 (debug_iteration_domain): Same.
457 (debug_iteration_domains): Same.
458 (print_scattering_function): Same.
459 (print_scattering_functions): Same.
460 (debug_scattering_function): Same.
461 (debug_scattering_functions): Same.
463 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
465 * graphite-poly.c (print_scattering_function_1): New.
466 (print_scattering_function): Call it.
467 (print_scop_params): Remove spaces at the end of lines.
470 * graphite-poly.h (print_cloog): Declared.
471 (debug_cloog): Declared.
473 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
475 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
477 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
478 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
479 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
480 to switch between adding the IV bump in loop->latch or in loop->header.
482 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
484 * graphite-poly.c (print_scattering_function): Pretty print following
487 (print_pbb_domain): Same.
488 (dump_gbb_cases): Same.
489 (dump_gbb_conditions): Same.
492 (print_scop_params): Same.
493 (print_scop_context): Same.
495 (print_pbb_body): New.
496 (lst_indent_to): New.
497 (print_lst): Start new lines with a #.
498 * graphite-poly.h (pbb_bb): New.
499 (pbb_index): Use pbb_bb.
500 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
502 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
504 2010-03-31 Jakub Jelinek <jakub@redhat.com>
506 * dwarf2out.c (size_of_die): For -gdwarf-4 use
507 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
508 and 0 instead of 1 for dw_val_class_flag.
509 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
510 dw_val_class_range_list, dw_val_class_loc_list,
511 dw_val_class_lineptr and dw_val_class_macptr, use
512 DW_FORM_flag_present for dw_val_class_flag and
513 DW_FORM_exprloc for dw_val_class_loc.
514 (output_die): For -gdwarf-4 print dw_val_class_loc
515 size as uleb128 instead of 1 or 2 bytes and don't print
516 anything for dw_val_class_flag.
518 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
519 instead of cselib_lookup following by tweaking locs->setting_insn.
522 * cselib.c (cselib_process_insn): Clear cselib_current_insn
523 even before returning from label, setjmp call or volatile asm
526 2010-03-31 Richard Guenther <rguenther@suse.de>
529 * cgraphunit.c (cgraph_output_in_order): Do not allocate
530 temporary data on stack.
532 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
534 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
535 (PUSHSECTION_ASM_OP): Remove.
536 (POPSECTION_ASM_OP): Remove.
537 (PUSHSECTION_FORMAT): Remove.
538 * config/sol2.h (PUSHSECTION_FORMAT): Define.
539 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
540 * config/sol2.c (solaris_output_init_fini): Use it.
542 2010-03-31 Jie Zhang <jie@codesourcery.com>
545 * opt-functions.awk (var_type_struct): Use signed char type
546 for simple variables.
548 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
550 * config/sol2.c: Include output.h.
551 (solaris_assemble_visibility): New function.
552 * config/t-sol2 (sol2.o): Add output.h dependency.
553 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
554 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
557 2010-03-31 Jakub Jelinek <jakub@redhat.com>
560 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
561 V2SImode or XFmode on PRE_DEC.
564 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
567 2010-03-31 Jie Zhang <jie@codesourcery.com>
570 * reload.h (caller_save_initialized_p): Declare.
571 * toplev.c (backend_init_target): Don't call
572 init_caller_save but set caller_save_initialized_p to false.
573 * caller-save.c (caller_save_initialized_p): Define.
574 (init_caller_save): Check caller_save_initialized_p.
575 * ira.c (ira): Call init_caller_save if flag_caller_saves.
577 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
580 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
581 and soft-fp/t-softfp to tmake_file.
582 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
583 (LIBGCC2_TF_CEXT): Define.
586 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
589 * cselib.c (n_useless_values): Document handling of debug locs.
590 (n_useless_debug_values, n_debug_values): New variables.
591 (new_elt_loc_list): Don't add to debug values, keep count.
592 (promote_debug_loc): New.
593 (cselib_reset_table): Zero new variables.
594 (entry_and_rtx_equal_p): Promote debug locs.
595 (discard_useless_locs): Increment n_useless_debug_values for
597 (remove_useless_values): Adjust n_useless_values and n_debug_values
598 with n_useless_debug_values.
599 (add_mem_for_addr): Promote debug locs.
600 (cselib_lookup_mem): Likewise.
601 (cselib_lookup_addr): Renamed to...
602 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
603 (cselib_log_lookup): ... this. Turn into...
604 (cselib_lookup_addr): ... new wrapper.
605 (cselib_lookup_from_insn): New.
606 (cselib_invalidate_regno): Increment n_useless_debug_values for
608 (cselib_invalidate_mem): Likewise.
609 (cselib_process_insn): Take n_deleted and n_debug_values into
610 account to guard remove_useless_value call.
611 (cselib_finish): Zero n_useless_debug_values.
612 * cselib.h (cselib_lookup_from_insn): Declare.
613 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
614 (sched_analyze_2): Likewise.
616 2010-03-30 Jakub Jelinek <jakub@redhat.com>
618 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
620 (adjust_mems): Replace narrowing SUBREG of expression containing
621 just PLUS, MINUS, MULT and ASHIFT of registers and constants
622 with operations in the narrower mode.
625 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
626 regs_invalidated_by_call instead all call_used_reg_set registers.
628 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
631 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
632 pointer comparisons with types_compatible_p.
633 * tree-vect-stmts.c (vectorizable_call): Same.
634 (vectorizable_condition): Same.
636 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
638 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
639 stack check if the mask would be zero.
641 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
642 Jack Howarth <howarth@bromo.med.uc.edu>
644 * tree-profile.c (tree_init_ic_make_global_vars): Make static
647 2010-03-30 Joseph Myers <joseph@codesourcery.com>
650 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
652 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
653 Include ___unordxf2 and ___unordtf2.
654 * config/i386/libgcc-glibc.ver: Do not define inheritance from
657 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
659 * config/lm32/t-lm32: New file.
660 * config.gcc: Use the above file when targetting lm32.
662 2010-03-28 Duncan Sands <baldrick@free.fr>
664 * Makefile.in (PLUGIN_HEADERS): Add except.h.
666 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
669 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
670 Improve vectorization cost model diagnostic.
672 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
675 * tree-vect-data-refs.c (vect_analyze_data_refs): When
676 compute_data_dependences_for_loop returns false, early exit
677 and output an extra diagnostic for the failed data reference
680 2010-03-29 Richard Guenther <rguenther@suse.de>
682 PR tree-optimization/43560
683 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
684 (can_sm_ref_p): Treat stores to readonly locations as trapping.
686 2010-03-29 Jie Zhang <jie@codesourcery.com>
689 * toplev.c (process_options): Set optimization_default_node
690 and optimization_current_node.
691 * opts.c (decode_options): Don't set optimization_default_node
692 and optimization_current_node.
694 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
696 * config/rtems.h: Abandon -qrtems_debug.
698 2010-03-28 Jan Hubicka <jh@suse.cz>
700 PR tree-optimization/43505
701 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
702 map should not be copied.
704 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
707 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
708 cdtors, set DECL_PRESERVE_P.
709 * ipa.c (cgraph_externally_visible_p): Return true if declaration
712 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
714 PR tree-optimization/43528
715 * stor-layout.c (place_field): Check that constant fits into
716 unsigned HWI when skipping calculation of MS bitfield layout.
718 2010-03-27 Jan Hubicka <jh@suse.cz>
721 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
722 notice_global_symbol work.
724 2010-03-27 Jakub Jelinek <jakub@redhat.com>
726 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
727 instead of dwarf2out_decl.
728 (struct var_loc_node): Remove section_label field.
729 (dwarf2out_function_decl): New function.
730 (dwarf2out_var_location): Don't set section_label field.
731 (dwarf2out_begin_function): Don't empty decl_loc_table here.
733 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
735 PR tree-optimization/43544
736 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
737 First argument for builtin vectorized function hook is now a
738 tree to be able to distinguish between machine specific and
740 * targhooks.c (default_builtin_vectorized_function): Ditto.
741 * targhooks.h (default_builtin_vectorized_function): Ditto.
742 * target.h (struct gcc_target): Ditto.
743 * tree-vect-stmts.c (vectorizable_function): Ditto.
744 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
745 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
748 2010-03-26 Joseph Myers <joseph@codesourcery.com>
751 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
752 nested binding iff it is a FUNCTION_DECL.
753 (store_parm_decls_newstyle): Pass nested=true to bind for
754 FUNCTION_DECLs amongst parameters.
756 2010-03-26 Jakub Jelinek <jakub@redhat.com>
758 * var-tracking.c (vt_expand_loc_callback): Don't run
759 cselib_expand_value_rtx_cb in dummy mode if
760 cselib_dummy_expand_value_rtx_cb returned false.
762 * var-tracking.c (emit_note_insn_var_location): For one part
763 notes with offset 0, don't add EXPR_LIST around the location.
764 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
765 add_location_or_const_value_attribute): Adjust for that change.
768 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
769 into first operand and location into second.
770 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
771 dw_cfi_oprnd_loc for DW_CFA_expression.
772 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
773 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
774 assume first argument is regnum and second argument is location.
776 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
779 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
780 of scratch register to DImode. Split to DImode comparison operator.
781 Use SImode subreg of scratch register in the multiplication.
782 (*cmp_sadd_sidi): Ditto.
783 (*cmp_ssub_si): Ditto.
784 (*cmp_ssub_sidi): Ditto.
786 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
789 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
790 Remove invalid assert and wrong comment.
792 2010-03-26 Jakub Jelinek <jakub@redhat.com>
795 * flags.h (final_insns_dump_p): New extern.
796 * final.c (final_insns_dump_p): New variable.
797 (rest_of_clean_state): Set it before -fdump-final-insns=
798 dumping, clear afterwards.
799 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
800 MEM_ALIAS_SET on MEMs.
802 2010-03-26 David S. Miller <davem@davemloft.net>
804 * configure.ac: Fix sparc GOTDATA_OP bug check.
805 * configure: Rebuild.
807 2010-03-26 Alan Modra <amodra@gmail.com>
809 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
811 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
813 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
814 TLS_SECTION_ASM_FLAG.
816 2010-03-25 Jakub Jelinek <jakub@redhat.com>
819 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
820 Clear first_function_block_is_cold.
823 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
824 argument if the argument is truth_value_p.
826 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
828 * config/rs6000/constraints.md: Update copyright year for my changes.
831 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
832 used in reg+reg addressing, swap registers.
834 2010-03-24 Jakub Jelinek <jakub@redhat.com>
837 * target.h (struct gcc_target): Add code_end hook.
838 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
840 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
841 * toplev.c (compile_file): Call targetm.asm_out.code_end
842 hook before unwind info/debug info output.
843 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
844 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
845 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
846 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
847 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
848 * config/i386/i386.c (ix86_file_end): Renamed to...
849 (ix86_code_end): ... this. Make static. Don't call
850 file_end_indicate_exec_stack. Emit unwind info using
851 final_start_function/final_end_function.
852 (darwin_x86_file_end): Remove.
853 (TARGET_ASM_CODE_END): Define.
854 * config/i386/i386.h (TARGET_ASM_FILE_END,
855 NEED_INDICATE_EXEC_STACK): Don't define.
856 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
857 (TARGET_ASM_FILE_END): Define to darwin_file_end.
858 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
859 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
862 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
863 at the beginning and final_end_function at the end.
864 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
866 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
868 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
869 and Sun as TLS syntax.
870 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
871 * configure: Regenerate.
872 * config.in: Regenerate.
873 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
874 (default_elf_asm_named_section): Use it.
875 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
876 (i386_output_dwarf_dtprel): Likewise.
877 (output_addr_const_extra): Likewise.
878 (output_pic_addr_const): Lowercase @GOTTPOFF.
879 (output_addr_const_extra): Likewise.
880 (output_pic_addr_const): Lowercase @GOTNTPOFF.
881 (output_addr_const_extra): Likewise.
882 (output_pic_addr_const): Lowercase @INDNTPOFF.
883 (output_addr_const_extra): Likewise.
884 (output_pic_addr_const): Lowercase @NTPOFF.
885 (output_addr_const_extra): Likewise.
886 (output_pic_addr_const): Lowercase @TPOFF.
887 (output_addr_const_extra): Likewise.
888 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
889 (*tls_global_dynamic_64): Likewise.
890 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
891 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
893 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
894 (ASM_OUTPUT_TLS_COMMON): Use it.
895 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
898 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
899 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
900 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
901 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
902 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
903 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
905 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
907 * config/i386/i386.c (override_options): Don't accept
908 -mtls-dialect=sun any longer.
909 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
910 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
911 (*tls_local_dynamic_base_32_sun): Likewise.
912 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
914 2010-03-24 Jakub Jelinek <jakub@redhat.com>
917 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
918 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
921 * ira.c (adjust_cleared_regs): New function.
922 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
926 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
928 * expr.c (expand_expr_real): Restore previous
929 curr_insn_source_location and curr_insn_block after
930 expand_expr_real_1 call.
931 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
932 instead of expand_expr_real_1.
934 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
936 PR rtl-optimization/43413
937 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
940 2010-03-22 James E. Wilson <wilson@codesourcery.com>
943 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
944 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
946 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
948 * config/i386/i386.c (ix86_target_string): Add -mfma.
949 Fix a typo in comment.
951 2010-03-22 Mike Stump <mikestump@comcast.net>
954 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
955 Don't overly align based upon packed packed fields.
957 2010-03-22 Jason Merrill <jason@redhat.com>
959 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
960 Use () rather than [], and move before the element type.
962 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
964 * doc/configfiles.texi (Configuration Files): Removed
965 fixinc/Makefile*, intl/Makefile.*.
966 * doc/makefile.texi: Fixed markup. Abstract from version
968 (Makefile): Removed obsolete gcc/java/parse.y example.
969 * doc/sourcebuild.texi: Likewise.
970 (Top Level): Added config, gnattools, libdecnumber, libgcc,
971 libgomp, libssp. Removed fastjar.
972 (Miscellaneous Docs): Clarify location.
973 Added COPYING3, COPYING3.LIB.
974 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
976 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
979 * config/i386/i386.c (x86_function_profiler)
980 [!NO_PROFILE_COUNTERS]: Fix typo.
981 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
984 2010-03-22 Janis Johnson <janis187@us.ibm.com>
985 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
987 * doc/sourcebuild.texi (Test Directives): Split into six
988 subsections, with most of the current text in new subsections
989 Directives, Selectors, and Final Actions.
990 (Directives): Split list of test directives into multiple
992 (Selectors): Describe use and syntax of selectors.
993 (Effective-Target Keywords): Describe all existing keywords.
994 (Add Options): Describe features for dg-add-options.
995 (Require Support): Describe variants of dg-require-support.
996 (Final Actions): Describe commands to use in dg-final.
998 2010-03-22 Michael Matz <matz@suse.de>
1001 * recog.c (validate_replace_rtx_group): Replace also in
1002 REG_EQUAL and REG_EQUIV notes.
1004 2010-03-22 Richard Guenther <rguenther@suse.de>
1006 PR tree-optimization/43390
1007 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1008 sure vector extracts are type correct.
1010 2010-03-22 Richard Guenther <rguenther@suse.de>
1013 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1014 x * sqrt (x) even when optimizing for size if the target
1015 has native support for sqrt.
1017 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1019 * varasm.c (make_decl_rtl_for_debug): Also clear
1020 flag_mudflap for the duration of make_decl_rtl call.
1023 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1024 locs from preserved VALUEs.
1026 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1029 * pa.md (movmemsi): Set align to one if zero.
1030 (movmemdi): Likewise.
1032 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1035 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1036 with their corresponding prologue pushes.
1038 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1041 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1042 at the begining or end.
1043 (spu_expand_epilogue): Likewise.
1045 2010-03-20 Richard Guenther <rguenther@suse.de>
1047 PR rtl-optimization/43438
1048 * combine.c (make_extraction): Properly zero-/sign-extend an
1049 extraction of the low part of a CONST_INT. Also handle
1052 2010-03-19 Mike Stump <mikestump@comcast.net>
1054 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1055 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1056 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1058 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1061 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1064 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1066 PR rtl-optimization/42258
1067 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1068 use that may match DEF.
1071 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1072 the cost of loading the constant rather than assuming
1074 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1075 outer code is AND, do the same tests as the andsi3 expander and
1076 return COSTS_N_INSNS (1) if and is cheap.
1078 * optabs.c (avoid_expensive_constant): Fix formatting.
1080 2010-03-19 Michael Matz <matz@suse.de>
1083 * attribs.c (decl_attributes): When rebuilding a function pointer
1084 type use the same qualifiers as the original pointer type.
1086 2010-03-19 Martin Jambor <mjambor@suse.cz>
1088 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1089 and is_gimple_ip_invariant_address.
1091 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1094 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1096 * config/arm/arm.c (arm_override_options): Turn off
1097 flag_dwarf2_cfi_asm for AAPCS variants.
1099 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1102 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1103 Use PRE_MODIFY instead of PRE_DEC.
1104 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1105 (vfp_emit_fstmd): Likewise.
1107 2010-03-19 Michael Matz <matz@suse.de>
1110 * builtins.c (expand_builtin_interclass_mathfn,
1111 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1114 2010-03-19 Richard Guenther <rguenther@suse.de>
1116 PR tree-optimization/43415
1117 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1118 (phi_translate_1): ... this.
1119 (phi_translate): Move all caching here. Cache all NARY
1120 and REFERENCE translations.
1122 2010-03-19 David S. Miller <davem@davemloft.net>
1124 With help from Eric Botcazou.
1125 * config/sparc/sparc.c: Include dwarf2out.h.
1126 (emit_pic_helper): Delete.
1127 (pic_helper_symbol_name): Delete.
1128 (pic_helper_emitted_p): Delete.
1129 (pic_helper_needed): New.
1130 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1131 (get_pc_thunk_name): New.
1132 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1133 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1134 Set pic_helper_needed to true. Don't call emit_pic_helper.
1135 (sparc_expand_prologue): Update load_pic_register call.
1136 (sparc_output_mi_thunk): Likewise.
1137 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1138 thunk if possible. Output CFI information as needed.
1140 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1141 Jack Howarth <howarth@bromo.med.uc.edu>
1144 * config/i386/i386.h: Fix ABI on darwin x86-32.
1146 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1148 * tree.h: Declare make_decl_rtl_for_debug.
1149 * varasm.c (make_decl_rtl_for_debug): New.
1150 * dwarf2out.c (rtl_for_decl_location): Call it.
1151 * cfgexpand.c (expand_debug_expr): Call it.
1153 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1156 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1160 * var-tracking.c (vt_init_cfa_base): Do nothing if
1161 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1163 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1166 * var-tracking.c (canonicalize_vars_star): New.
1167 (dataflow_post_merge_adjust): Use it.
1169 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1172 * var-tracking.c (non_suitable_const): New function.
1173 (add_uses): For DEBUG_INSNs with constants, don't record any
1174 value, instead just the constant value itself.
1175 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1176 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1177 (emit_notes_in_bb): Likewise.
1178 (emit_note_insn_var_location): For onepart variables if
1179 cur_loc is a VOIDmode constant, use DECL_MODE.
1181 2010-03-18 Martin Jambor <mjambor@suse.cz>
1184 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1185 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1186 all non-clones. Moved call redirection...
1187 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1188 (cgraph_materialize_all_clones): Dispose of all
1189 combined_args_to_skip bitmaps.
1190 (verify_cgraph_node): Do not check for edges pointing to wrong
1191 nodes in inline clones.
1192 * tree-inline.c (copy_bb): Call
1193 cgraph_redirect_edge_call_stmt_to_callee.
1194 * ipa.c (cgraph_remove_unreachable_nodes): Call
1195 cgraph_node_remove_callees even when there are used clones.
1197 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1199 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1201 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1204 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1207 2010-03-18 Michael Matz <matz@suse.de>
1210 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1211 into sqrt(x) if we need to preserve signed zeros.
1213 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1214 Eric Botcazou <ebotcazou@adacore.com>
1216 PR rtl-optimization/43360
1217 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1218 note if we don't know its invariant status.
1220 2010-03-18 Michael Matz <matz@suse.de>
1222 PR tree-optimization/43402
1223 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1224 PHI chains of ssa names registered for update.
1226 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1229 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1230 non-offsettable and pre_modify update addressing.
1231 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1232 and "2" alternatives "#".
1233 (*movdd_softfloat32): Make all alternatives "#";
1234 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1235 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1236 (*movdf_softfloat32): Make all alternatives "#";
1237 (movdi): Use the new DIFD mode iterator to create a common splitter
1238 for movdi, movdf and movdd patterns.
1240 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1242 * common.opt (dumpdir): Remove redundant tab.
1244 2010-03-17 Martin Jambor <mjambor@suse.cz>
1246 PR tree-optimization/43347
1247 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1248 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1250 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1252 PR rtl-optimization/42216
1253 * regrename.c (create_new_chain): New function, broken out from...
1254 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1255 appending a use to an empty chain.
1256 (build_def_use): Remove previous changes that convert OP_INOUT to
1257 OP_OUT operands; instead detect the case where an OP_INOUT operand
1258 uses a previously untracked register and create an empty chain for it.
1260 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1262 * doc/extend.texi (Function Attributes): Rewrite unfinished
1263 sentence in ms_abi documentation.
1265 2010-03-17 Alan Modra <amodra@gmail.com>
1267 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1268 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1269 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1270 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1272 2010-03-16 Richard Henderson <rth@redhat.com>
1275 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1276 (lower_try_finally): Save and restore eh_seq around the expansion
1279 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1281 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1282 statements before splitting block.
1284 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1286 * doc/sourcebuild.texi (Testsuites): Fix markup.
1287 Use pathnames relative to gcc/testsuite.
1288 (Test Directives): Move description of how timeout is determined.
1289 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1290 (C Tests): Correct gcc.misc-tests directory.
1291 Framework tests now live in gcc.test-framework.
1293 2010-03-16 Richard Guenther <rguenther@suse.de>
1296 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1297 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1299 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1300 Alexandre Oliva <aoliva@redhat.com>
1302 PR tree-optimization/42917
1303 * lambda-code.c (remove_iv): Skip debug statements.
1304 (lambda_loopnest_to_gcc_loopnest): Likewise.
1305 (not_interesting_stmt): Debug statements are not interesting.
1307 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1311 * cselib.c (cselib_preserve_constants,
1312 cfa_base_preserved_val): New static variables.
1313 (preserve_only_constants): New function.
1314 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1315 clear its REG_VALUES. If cselib_preserve_constants, don't
1316 empty the whole hash table, but preserve there VALUEs with constants,
1317 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1318 (cselib_preserve_cfa_base_value): New function.
1319 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1320 (cselib_init): Change argument to int bitfield. Set
1321 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1323 (cselib_finish): Clear cselib_preserve_constants and
1324 cfa_base_preserved_val.
1325 * cselib.h (enum cselib_record_what): New enum.
1326 (cselib_init): Change argument to int.
1327 (cselib_preserve_cfa_base_value): New prototype.
1328 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1329 * dse.c (dse_step1): Likewise.
1330 * cfgcleanup.c (thread_jump): Likewise.
1331 * sched-deps.c (sched_analyze): Likewise.
1332 * gcse.c (local_cprop_pass): Likewise.
1333 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1334 If FN is non-NULL, call the callback always and whenever it returns
1335 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1336 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1337 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1338 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1339 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1340 * var-tracking.c: Include recog.h.
1341 (bb_stack_adjust_offset): Remove.
1342 (vt_stack_adjustments): Don't call it, instead just gather the
1343 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1344 (adjust_stack_reference): Remove.
1345 (compute_cfa_pointer): New function.
1346 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1347 (struct adjust_mem_data): New type.
1348 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1350 (get_address_mode): New function.
1351 (replace_expr_with_values): Use it.
1352 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1353 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1354 (adjust_sets): Remove.
1355 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1356 Use get_address_mode.
1357 (get_adjusted_src): Remove.
1358 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1359 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1360 (add_with_sets): Don't call adjust_sets.
1361 (fp_setter, vt_init_cfa_base): New functions.
1362 (vt_initialize): Change return type to bool. Move most of pool etc.
1363 initialization to the beginning of the function from end. Pass
1364 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1365 If !frame_pointer_needed, call vt_stack_adjustment before mos
1366 vector is filled, call vt_init_cfa_base if argp/framep has been
1367 eliminated to sp. If frame_pointer_needed and argp/framep has
1368 been eliminated to hard frame pointer, set
1369 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1370 encountering fp setter in the prologue. For MO_ADJUST, call
1371 log_op_type before pusing the op into mos vector, not afterwards.
1372 Call adjust_insn before cselib_process_insn/add_with_sets,
1373 call cancel_changes (0) afterwards.
1374 (variable_tracking_main_1): Adjust for vt_initialize calling
1375 vt_stack_adjustments and returning whether it succeeded or not.
1377 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1379 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1382 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1384 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1386 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1387 drap_reg has not been set.
1389 2010-03-15 Michael Matz <matz@suse.de>
1392 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1393 use it to expand block copies.
1394 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1395 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1396 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1398 2010-03-15 Richard Guenther <rguenther@suse.de>
1400 PR tree-optimization/43367
1401 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1404 2010-03-15 Richard Guenther <rguenther@suse.de>
1406 PR tree-optimization/43317
1407 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1409 2010-03-15 Martin Jambor <mjambor@suse.cz>
1411 PR tree-optimization/43141
1412 * tree-sra.c (create_abstract_origin): New function.
1413 (modify_function): Call create_abstract_origin.
1415 2010-03-15 Chris Demetriou <cgd@google.com>
1417 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1420 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1423 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1424 call insert_out_of_ssa_copy for default definitions.
1426 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1428 * graphite-clast-to-gimple.c (my_long_long): Defined.
1429 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1430 * graphite-sese-to-poly.c (my_long_long): Defined.
1431 (scop_ivs_can_be_represented): Use it.
1433 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1435 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1436 graphite-max-bbs-per-function, and loop-block-tile-size.
1437 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1439 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1441 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1443 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1444 forward declaration.
1445 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1446 (add_upper_bounds_from_estimated_nit): New.
1447 (build_loop_iteration_domains): Use it.
1449 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1451 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1453 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1456 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1457 should be an INTEGER_CST. Also handle CASE_CONVERT.
1459 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1461 * graphite.c (graphite_initialize): To bound the number of bbs per
1462 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1463 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1464 * doc/invoke.texi: Document it.
1466 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1468 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1469 * graphite-sese-to-poly.h (build_poly_scop): Same.
1471 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1473 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1474 the number of parameters in the scop. Use as an upper bound
1475 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1476 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1477 * doc/invoke.texi: Document it.
1479 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1481 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1482 * doc/c-tree.texi: Remove.
1483 * doc/generic.texi: Merge c-tree.texi here.
1484 * doc/gccint.texi (Trees): Remove menu entry.
1485 (c-tree.texi): Remove @include.
1486 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1487 * doc/languages.texi (Reading RTL): Ditto.
1489 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1492 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1494 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1497 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1498 code added to work around reload clobbering CONST insns.
1500 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1502 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1503 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1504 (cselib_preserve_only_values): Remove retain argument, don't
1505 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1506 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1507 * var-tracking.c (micro_operation): Move insn field before union.
1508 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1509 (struct variable_tracking_info_def): Remove n_mos field, change
1510 mos into a vector of micro_operations.
1511 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1512 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1513 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1514 changing into a vector.
1515 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1516 come before all other uops generated by add_stores.
1517 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1519 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1520 a vector. Run just one pass over the bbs instead of separate counting
1521 and computation phase.
1522 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1525 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1526 into *nonlocalized_list vector.
1527 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1528 even if origin is non-NULL.
1529 (gen_variable_die): Likewise.
1530 (process_scope_var): Don't change origin.
1531 (gen_decl_die): Likewise.
1532 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1533 before adding new edges instead of after it, fix moving over
1536 2010-03-11 David S. Miller <davem@davemloft.net>
1538 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1540 * configure: Rebuild.
1542 2010-03-11 Martin Jambor <mjambor@suse.cz>
1544 PR tree-optimization/43257
1545 * tree.c (assign_assembler_name_if_neeeded): New function.
1546 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1548 * tree.h (assign_assembler_name_if_neeeded): Declare.
1549 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1550 the function if needed.
1552 2010-03-11 Chris Demetriou <cgd@google.com>
1554 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1555 include/stdint-gcc.h, and include/stdint.h world-readable.
1557 2010-03-11 Richard Guenther <rguenther@suse.de>
1559 PR tree-optimization/43255
1560 * tree-vrp.c (process_assert_insertions_for): Do not insert
1561 asserts for trivial conditions.
1563 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1565 PR tree-optimization/43280
1566 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1567 generation. Move calculation of size out of the if branch.
1568 (find_bswap): Modify compare number generation.
1570 2010-03-11 Richard Guenther <rguenther@suse.de>
1573 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1574 (input_gimple_stmt): Fixup handled component types during
1575 operand read. Also fix up decls in ADDR_EXPRs.
1577 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1579 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1580 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1582 2010-03-10 Jan Hubicka <jh@suse.cz>
1585 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1586 * varasm.c (get_variable_section): Don't do that here...
1587 (make_decl_rtl): ... and here.
1588 (do_assemble_alias): Produce decl RTL.
1589 (assemble_alias): Likewise.
1591 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1594 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1595 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1597 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1598 (based_loc_descr): Only express drap or vdrap regno based expressions
1599 using DW_OP_fbreg when not optimizing.
1600 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1601 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1602 REG_CFA_SET_VDRAP note.
1604 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1606 PR tree-optimization/43236
1607 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1608 error in calculation of base address in reverse iteration case.
1609 (generate_builtin): Take number of latch executions if the statement
1612 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1615 * tree-eh.c: Include pointer-set.h.
1616 (lower_eh_dispatch): Filter out duplicate case labels and
1617 remove the unneeded edge when the label is unused. Return
1618 true when some edges are removed.
1619 (execute_lower_eh_dispatch): When any lowering resulted in
1620 removing an edge, also delete unreachable blocks.
1622 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1625 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1626 UNSPEC_MACHOPIC_OFFSET.
1628 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1631 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1632 (m68k_delegitimize_address): New function.
1634 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1637 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1640 * var-tracking.c (adjust_sets): New function.
1641 (count_with_sets, add_with_sets): Use it.
1642 (get_adjusted_src): New inline function.
1643 (add_stores): Use it.
1646 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1647 call cselib_dummy_expand_value_rtx_cb instead of
1648 cselib_expand_value_rtx_cb.
1651 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1652 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1653 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1654 and .cfi_endproc around the pic thunks.
1655 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1656 all queued unwind info register saves are saved before the call.
1657 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1658 considered as sp-=4 for unwind info and the pop as sp+=4 which
1659 also clobbers dest, but doesn't actually restore it.
1662 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1663 RTX_FRAME_RELATED_P.
1665 2010-03-09 Jie Zhang <jie@codesourcery.com>
1667 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1668 whitespaces in output template.
1670 2010-03-09 Jie Zhang <jie@codesourcery.com>
1672 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1675 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1677 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1678 builtins.exp in a separate job.
1680 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1682 * graphite-sese-to-poly.c (add_param_constraints): Use
1683 lower_bound_in_type and upper_bound_in_type.
1685 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1687 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1688 instead of unsigned_type_node.
1690 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1691 Reza Yazdani <reza.yazdani@amd.com>
1694 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1695 on pointer type parameters.
1697 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1701 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1702 handle conversions from pointer to integers.
1703 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1704 induction variable, to be able to work with code generated by CLooG.
1705 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1706 (build_poly_scop): Bail out if we cannot codegen a loop.
1708 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1710 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1711 code generation with gloog_error.
1713 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1715 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1716 Call fold_convert on all the returned values.
1717 (expand_scalar_variables_expr): Pass to
1718 expand_scalar_variables_ssa_name the type of the resulting expression.
1720 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1722 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1723 ppl_min_for_le_pointset.
1724 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1725 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1727 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1729 * graphite-dependences.c (map_into_dep_poly): Removed.
1730 (dependence_polyhedron_1): Use combine_context_id_scat.
1732 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1734 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1735 (struct poly_bb): Same.
1736 (combine_context_id_scat): New.
1738 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1741 * sese.c (name_defined_in_loop_p): Return false for default
1744 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1746 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1747 and clean up the logic.
1749 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1751 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1754 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1756 * var-tracking.c (remove_cselib_value_chains): Define only for
1758 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1759 delete_slot_part, emit_notes_for_differences_1): Don't call
1760 remove_cselib_value_chains here.
1761 (set_slot_part, emit_notes_for_differences_2): Don't call
1762 add_cselib_value_chains here.
1763 (preserved_values): New vector.
1764 (preserve_value): New function.
1765 (add_uses, add_stores, vt_add_function_parameters): Use it
1766 instead of cselib_preserve_value.
1767 (changed_values_stack): New vector.
1768 (check_changed_vars_0): New function.
1769 (check_changed_vars_1, check_changed_vars_2): Use it.
1770 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1771 changed_values_stack VALUEs.
1772 (vt_emit_notes): For all preserved_values call
1773 add_cselib_value_chains. If ENABLE_CHECKING call
1774 remove_cselib_value_chains before verifying value_chains is empty.
1775 Initialize and free changed_values_stack.
1776 (vt_initialize): Initialize preserved_values.
1777 (vt_finalize): Free preserved_values.
1779 2010-03-08 Richard Guenther <rguenther@suse.de>
1781 PR tree-optimization/43269
1782 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1785 2010-03-08 Martin Jambor <mjambor@suse.cz>
1787 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1788 (ipa_is_param_called): Removed.
1789 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1790 (ipa_print_node_params): Do not print the called flag.
1791 (ipa_write_node_info): Do not stream the called flag.
1792 (ipa_read_node_info): Likewise.
1794 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1797 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1798 * cselib.c (struct expand_value_data): Add dummy field.
1799 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1801 (cselib_dummy_expand_value_rtx_cb): New function.
1802 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1804 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1805 * var-tracking.c: Include pointer-set.h.
1806 (variable): Change n_var_parts to char from int. Add
1807 cur_loc_changed and in_changed_variables fields.
1808 (variable_canonicalize): Remove.
1809 (shared_var_p): New inline function.
1810 (unshare_variable): Maintain cur_loc_changed and
1811 in_changed_variables fields. If var was in changed_variables,
1812 replace it there with new_var. Just copy cur_loc instead of
1813 resetting it to something else.
1814 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1815 (dataflow_set_union): Don't call variable_canonicalize.
1816 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1817 of their DEBUG_EXPR_TREE_DECLs.
1818 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1819 and in_changed_variables and cur_loc_changed is false.
1820 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1821 and cur_loc_changed. Don't update cur_loc here.
1822 (variable_merge_over_src): Don't call variable_canonicalize.
1823 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1824 removing loc that is equal to cur_loc, clear cur_loc,
1825 set cur_loc_changed and ensure variable_was_changed is called.
1826 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1827 compare pointers in cur_loc check, if it is equal to loc,
1828 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1829 (variable_different_p): Remove compare_current_location argument,
1830 don't compare cur_loc.
1831 (dataflow_set_different_1): Adjust variable_different_p caller.
1832 (variable_was_changed): If dv had some var in changed_variables
1833 already, reset in_changed_variables flag for it and propagate
1834 cur_loc_changed over to the new variable. On empty var
1835 always set cur_loc_changed. Set in_changed_variables on whatever
1836 var is added to changed_variables.
1837 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1838 Use shared_var_p. When removing loc that is equal to cur_loc,
1839 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1840 end, don't set it to something else, just call variable_was_changed.
1841 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1842 loc being removed, clear cur_loc and set cur_loc_changed.
1843 Set cur_loc_changed if all locations have been removed.
1844 (struct expand_loc_callback_data): New type.
1845 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1846 allocated. Always create SUBREGs if simplify_subreg failed.
1847 Prefer to use cur_loc, when that fails and still in
1848 changed_variables (and seen first time) recompute it. Set
1849 cur_loc_changed of variables which had to change cur_loc and
1850 compute elcd->cur_loc_changed if any of the subexpressions used
1851 had to change cur_loc.
1852 (vt_expand_loc): Adjust to pass arguments in
1853 expand_loc_callback_data structure.
1854 (vt_expand_loc_dummy): New function.
1855 (emitted_notes): New variable.
1856 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1857 that weren't used for any other decl in current
1858 emit_notes_for_changes call call vt_expand_loc_dummy to update
1859 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1860 first loc_chain location if NULL before. Always use just
1861 cur_loc instead of first loc_chain location. When cur_loc_changed
1862 is false, when not --enable-checking=rtl just don't emit any note.
1863 When rtl checking, compute the note and assert it is the same
1864 as previous note. Clear cur_loc_changed and in_changed_variables
1865 at the end before removing from changed_variables.
1866 (check_changed_vars_3): New function.
1867 (emit_notes_for_changes): Traverse changed_vars to call
1868 check_changed_vars_3 on each changed var.
1869 (emit_notes_for_differences_1): Clear cur_loc_changed and
1870 in_changed_variables. Recompute cur_loc of new_var.
1871 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1872 (vt_emit_notes): Initialize and destroy emitted_notes.
1874 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1876 PR rtl-optimization/42220
1877 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1878 Use verify_reg_tracked to determine if we should use OP_OUT rather
1880 (build_def_use): If we see an in-out operand for a register that we
1881 know nothing about, treat is an output if possible, fail the block if
1884 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1887 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1890 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1893 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1894 uses of relevant DEFs that are dead outside the loop too.
1896 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1898 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1900 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1902 * var-tracking.c (values_to_unmark): New variable.
1903 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1904 values_to_unmark vector. Moved body to...
1905 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1906 instead queue it into values_to_unmark vector.
1907 (vt_find_locations): Free values_to_unmark vector.
1909 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1911 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1912 (site.exp): Export them when plugins are enabled.
1914 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1917 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1919 (chrec_fold_multiply): Same.
1921 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1924 * c-decl.c (build_compound_literal): Return early if init is
1927 2010-03-04 Martin Jambor <mjambor@suse.cz>
1929 PR tree-optimization/43164
1930 PR tree-optimization/43191
1931 * tree-sra.c (type_consists_of_records_p): Reject records with
1932 zero-size bit-fields at the end.
1934 2010-03-04 Mike Stump <mikestump@comcast.net>
1936 * Makefile.in (TAGS): Remove *.y.
1938 2010-03-04 Richard Guenther <rguenther@suse.de>
1940 PR tree-optimization/40761
1941 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1943 (my_rev_post_order_compute): New function.
1944 (init_pre): Call it.
1946 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1949 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1950 decrease the cost of an IV candidate when the cost is infinite.
1952 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1954 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1955 Use '3DNow!' for the extension of that name, ensure normal space
1957 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1959 2010-03-03 Jeff Law <law@redhat.com>
1961 * PR middle-end/32693
1962 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1963 than gen_rtx_SUBREG.
1964 (extract_bit_field_1): Likewise.
1966 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1968 * doc/sourcebuild.texi (Test directives): Document that arguments
1969 include-opts and exclude-opts are now optional for dg-skip-if,
1970 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1972 2010-03-03 Jason Merrill <jason@redhat.com>
1975 * cgraph.h (varpool_node): Add extra_name field.
1976 * varpool.c (varpool_extra_name_alias): New.
1977 (varpool_assemble_decl): Emit extra name aliases.
1978 (varpool_mark_needed_node): Look past an extra name alias.
1979 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1980 * lto-streamer-in.c (lto_input_tree): Read it.
1981 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1983 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1985 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1986 (sparc*-*-solaris2*): ...this.
1988 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1991 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1992 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1993 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1994 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1997 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1998 fallthrough to default handling, just with want_address 0 instead of 2.
1999 For single element lists, add_AT_loc directly, otherwise create an
2000 artificial variable DIE and stick location list to it.
2003 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2004 (VAL_EXPR_HAS_REVERSE): Define.
2005 (reverse_op): New function.
2006 (add_stores): For reversible operations add an extra MO_VAL_USE.
2008 2010-03-02 Jason Merrill <jason@redhat.com>
2010 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2012 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2014 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2015 (sparc64-*-linux*): Likewise.
2016 (sparc64-*-solaris2*): Include assembler files before linker ones.
2017 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2018 * config/sparc/gas.h: Delete.
2019 * config/sparc/sol2-64.h: Add copyright notice.
2020 * config/sparc/sol2-gas-bi.h: Likewise.
2021 * config/sparc/sol2-gld.h: Likewise.
2022 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2023 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2024 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2025 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2026 (sparc_elf_asm_named_section): Rename into...
2027 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2029 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2031 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2033 2010-03-02 Jeff Law <law@redhat.com>
2036 * reload1.c (rtx_p, substitute_stack): Declare.
2037 (substitute): Record addresses of changed rtxs.
2038 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2039 Restore the original rtx when complete.
2040 (reload): Free subsitute_stack when complete.
2042 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2044 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2045 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2047 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2048 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2049 Torture Tests): Change from subsection to section.
2051 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2052 Steven Bosscher <steven@gcc.gnu.org>
2054 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2057 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2060 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2061 the assignment from the new induction variable to the assignment
2062 of the value from the original loop PHI function.
2064 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2065 Daniel Jacobowitz <dan@codesourcery.com>
2067 * doc/sourcebuild.texi (Test directives): Clarify options to
2070 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2072 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2073 Disable cfi directives unless GCC and gas agree on using read-only
2074 .eh_frame sections for 64-bit.
2075 * configure: Regenerate.
2077 2010-03-01 Richard Guenther <rguenther@suse.de>
2079 PR tree-optimization/43220
2080 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2081 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2083 2010-03-01 Richard Guenther <rguenther@suse.de>
2084 Martin Jambor <mjambor@suse.cz>
2087 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2088 gimplified parameters.
2090 2010-03-01 Christian Bruel <christian.bruel@st.com>
2092 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2094 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2096 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2098 2010-03-01 Richard Guenther <rguenther@suse.de>
2101 * expr.c (expand_assignment): Use the alias-oracle to tell
2102 if the rhs aliases the result decl.
2104 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2107 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2108 to sol_gt_pch_get_address.
2109 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2110 64-bit, SPARC and x86.
2111 (sol_gt_pch_get_address): New function.
2113 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2115 * toplev.h (inform_n, error_n): Declare.
2116 * diagnostic.c (inform_n, error_n): New function.
2118 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2120 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2121 has no rtl yet when processing local_decls, queue it and recheck
2122 if deferred stack allocation hasn't assigned it rtl.
2124 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2126 * config/sh/sh.c (unspec_bbr_uid): New.
2127 (gen_block_redirect): Use it instead of INSN_UID.
2128 (gen_far_branch): Likewise.
2130 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2132 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2133 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2135 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2137 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2138 (Warning Options): -Wno-conversion-null is valid for
2139 Objective-C++ as well.
2140 * doc/tm.texi (Named Address Spaces): Likewise.
2141 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2142 * doc/tree-ssa.texi (Tree SSA): Likewise.
2144 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2147 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2148 by default. Don't set the default arch for
2149 i[34567]86-*-darwin*|x86_64-*-darwin*.
2151 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2154 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2155 default. Set the default 32bit/64bit archs with $with_arch
2156 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2158 2010-02-27 Richard Guenther <rguenther@suse.de>
2160 PR tree-optimization/43186
2161 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2162 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2163 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2164 unroller iterations.
2166 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2168 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2169 required and i[34567]86-*-* targets don't support 64bit ISA.
2171 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2174 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2177 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2179 * config.gcc: Set the default arch at least to Prescott for
2180 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2181 if SSE math is enabled.
2183 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2185 * diagnostic.c (diagnostic_initialize): Update.
2186 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2188 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2189 (diagnostic_inhibit_notes): New.
2190 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2192 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2195 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2196 * doc/standards.texi: Likewise.
2197 * doc/extend.texi: Likewise.
2198 * doc/trouble.texi: Likewise.
2199 * doc/cppopts.texi: Likewise.
2200 * doc/install.texi: Likewise.
2201 * c.opt (std=c90,std=gnu90): New options.
2202 * c-opts.c (c_common_handle_option): Handle them.
2204 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2207 * c-decl.c (undeclared_variable): Use an informative note.
2209 2010-02-26 Richard Guenther <rguenther@suse.de>
2211 PR tree-optimization/43186
2212 * gimple.h (gimple_fold): Remove.
2213 * gimple.c (gimple_fold): Remove. Inline into single user ...
2214 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2215 Try harder for conditions.
2217 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2220 * function.c (used_types_insert): Don't skip through named pointer
2221 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2222 and it is different from the main variant's type.
2224 2010-02-26 Nick Clifton <nickc@redhat.com>
2226 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2228 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2230 * config.gcc: Support --with-fpmath=sse for x86.
2232 * config/i386/ssemath.h: New.
2234 * doc/install.texi (--with-fpmath=sse): Documented.
2236 2010-02-26 Richard Guenther <rguenther@suse.de>
2238 PR tree-optimization/43188
2239 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2240 vector types of over-aligned element type.
2242 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2245 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2246 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2248 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2250 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2252 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2254 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2255 * var-tracking.c: Include diagnostic.h.
2256 (debug_dv): New function.
2257 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2260 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2261 (add_value_chain, add_value_chains, remove_value_chain,
2262 remove_value_chains): Handle DEBUG_EXPRs.
2263 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2266 * regcprop.c (struct queued_debug_insn_change): New type.
2267 (struct value_data_entry): Add debug_insn_changes field.
2268 (struct value_data): Add n_debug_insn_changes field.
2269 (debug_insn_changes_pool): New variable.
2270 (free_debug_insn_changes, apply_debug_insn_changes,
2271 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2272 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2273 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2275 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2277 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2278 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2279 changes, call cprop_find_used_regs via note_stores.
2280 (copyprop_hardreg_forward): When copying vd from predecessor
2281 which has any queued DEBUG_INSN changes, make sure the pointers are
2282 cleared. At the end call df_analyze and then if there are any
2283 DEBUG_INSN changes queued at the end of some basic block for still
2284 live registers, apply them.
2285 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2287 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2289 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2292 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2294 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2295 targets. Set the default with_cpu/with_arch from arch/cpu.
2296 Allow x86-64 and native for with_cpu/with_arch.
2298 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2300 * ebitmap.c: Change calls to verify_popcount with calls to
2301 sbitmap_verify_popcount.
2302 (ebitmap_clear_bit): Fixed map->cacheindex test and
2303 map>cache update when bit clearing results in an empty
2306 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2309 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2310 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2311 and support both V2DF and V2DI modes.
2312 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2313 support both V2DF and V2DI modes.
2314 (general): Delete trailing whitespace from a few patterns.
2316 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2317 V2DF/V2DI interleave high/low builtins.
2319 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2322 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2323 interleave high/low functions.
2325 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2327 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2328 #pragma extern_prefix.
2330 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2333 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2334 BLKmode, assert op0 is a MEM and just adjust its mode.
2337 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2338 if bitpos isn't multiple of mode's bitsize.
2340 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2342 * c.opt (-ftemplate-depth=): New.
2343 (-ftemplate-depth-): Deprecate.
2344 * optc-gen.awk: Handle -ftemplate-depth=.
2345 * opth-gen.awk: Likewise.
2346 * c-opts.c (c_common_handle_option): Likewise.
2347 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2349 2010-02-24 Jason Merrill <jason@redhat.com>
2351 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2353 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2355 * cfg.c (alloc_aux_for_block): Remove inline.
2356 (alloc_aux_for_edge): Likewise.
2358 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2360 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2362 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2364 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2365 * config/i386/sol2-gas.h: New file.
2366 * config.gcc (i[34567]86-*-solaris2*): Use it.
2368 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2371 * c-typeck.c (ep_convert_and_check): New.
2372 (build_conditional_expr): Use it.
2373 (build_binary_op): Likewise.
2375 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2377 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2380 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2381 bounds even for -O+.
2382 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2383 expr needs to have DECL_NAME set.
2385 2010-02-24 Nick Clifton <nickc@redhat.com>
2387 * config/mep/mep.c: Include gimple.h.
2388 (mep_function_uses_sp): Delete unused function.
2389 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2390 parameters. Use unsigned integers to count args. Return a
2391 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2393 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2396 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2397 greater or equal to nelt instead of 2 * nelt.
2398 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2401 2010-02-23 Jason Merrill <jason@redhat.com>
2404 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2405 in cfun->local_decls even if they have register types.
2408 * stor-layout.c (place_field): Don't warn about unnecessary
2409 DECL_PACKED if the type is packed.
2411 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2414 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2415 GOTOFF relocs, even when the base reg isn't pic pointer.
2417 2010-02-23 Michael Matz <matz@suse.de>
2420 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2421 (expand_gimple_basic_block): Generate and use debug temps if there
2422 are debug uses left after the last real use of TERed ssa names.
2423 Unlink debug immediate uses when they are expanded.
2425 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2428 * config/i386/i386.c (override_options): Reorganise to provide
2429 better error messages.
2431 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2434 * graphite-scop-detection.c (create_single_exit_edge): Move
2435 the call to find_single_exit_edge to....
2436 (create_sese_edges): ...here. Don't handle multiple edges
2437 exiting the function.
2438 (build_graphite_scops): Don't handle multiple edges
2439 exiting the function.
2441 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2444 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2445 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2447 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2450 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2452 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2455 * c-typeck.c (convert_arguments): Print declaration location.
2456 * c-common.c (validate_nargs): Rename as
2457 builtin_function_validate_nargs.
2458 (check_builtin_function_arguments): Update.
2460 2010-02-22 Richard Guenther <rguenther@suse.de>
2463 * tree-inline.c (declare_return_variable): Use the type of
2464 the call stmt lhs if available.
2466 2010-02-22 Duncan Sands <baldrick@free.fr>
2468 * passes.c (register_pass): Always consider all pass lists when
2469 ref_pass_instance_number is zero.
2471 2010-02-22 Richard Guenther <rguenther@suse.de>
2473 PR tree-optimization/42749
2474 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2475 parameter. Do arithmetic in the original type.
2476 (update_accumulator_with_ops): Likewise.
2477 (adjust_accumulator_values): Adjust.
2479 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2481 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2482 (QI to BLKmode splitter): New splitter.
2484 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2486 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2487 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2489 2010-02-22 Richard Guenther <rguenther@suse.de>
2491 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2493 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2495 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2496 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2497 ($(T)crti.o, $(T)crtn.o): Remove rules.
2499 2010-02-21 Tobias Burnus <burnus@net-b.de>
2502 * doc/invoke.texi (-fassociative-math): Document that this
2503 option is automatically enabled for Fortran.
2505 2010-02-20 David S. Miller <davem@davemloft.net>
2507 * configure.ac: Test if linker and assembler properly support
2508 GOTDATA_OP relocations.
2509 * configure: Rebuild.
2510 * config.in: Likewise.
2511 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2512 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2513 (movsi_high_pic): Likewise.
2514 (movdi_lo_sum_pic): Likewise.
2515 (movdi_high_pic): Likewise.
2516 (movsi_pic_gotdata_op): New pattern.
2517 (movdi_pic_gotdata_op): Likewise.
2518 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2519 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2521 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2524 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2525 attribute to ssemul.
2526 (xop_mulv2div2di3_high): Ditto.
2528 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2531 * c.opt (Wconversion-null): New option.
2532 * doc/invoke.texi (Wconversion-null): Document.
2534 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2536 * common.opt (Wlarger-than-): Add Undocumented.
2538 2010-02-19 Mike Stump <mikestump@comcast.net>
2540 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2542 2010-02-19 Jason Merrill <jason@redhat.com>
2545 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2546 * configure: Likewise.
2548 2010-02-20 Alan Modra <amodra@gmail.com>
2551 * cgraph.h (cgraph_make_decl_local): Declare.
2552 * cgraph.c (cgraph_make_decl_local): New function.
2553 (cgraph_make_node_local): Use it.
2554 * cgraphunit.c (cgraph_function_versioning): Likewise.
2555 * ipa.c (function_and_variable_visibility): Likewise.
2557 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2560 * except.c (sjlj_emit_function_enter): Don't call
2561 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2563 * rtl.h (add_reg_br_prob_note): Remove prototype.
2565 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2568 * c-common.c (conversion_warning): Remove widening conversions
2569 before checking the conversion of integers to reals.
2571 2010-02-19 Mike Stump <mikestump@comcast.net>
2574 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2577 * cgraphunit.c (process_function_and_variable_attributes): Check
2578 DECL_PRESERVE_P instead of looking up attribute "used".
2579 * ipa-pure-const.c (check_decl): Likewise.
2580 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2581 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2582 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2583 instead of attribute "used".
2584 * config/sol2-c.c (solaris_pragma_init): Likewise.
2585 (solaris_pragma_fini): Likewise.
2587 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2589 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2590 Use XCNEW instead of xcalloc.
2591 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2592 XNEW instead of xmalloc.
2593 (get_fields): Use XNEWVEC instead of xmalloc.
2596 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2597 populate vars array.
2598 (create_new_general_access): For debug stmts just reset value.
2599 (get_stmt_accesses): For accesses within debug stmts just record them
2600 using add_access_to_acc_sites instead of preventing the peeling or
2601 counting them as accesses.
2604 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2606 2010-02-19 Richard Guenther <rguenther@suse.de>
2608 PR tree-optimization/42916
2609 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2612 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2614 * configure.ac: Replace all uses of changequote in macro arguments
2615 with proper quoting.
2617 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2620 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2622 2010-02-19 Richard Guenther <rguenther@suse.de>
2624 PR tree-optimization/42944
2625 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2626 test for aliasing with errno.
2628 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2631 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2632 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2633 * dojump.c: Include output.h.
2634 (inv): New inline function.
2635 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2636 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2637 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2638 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2639 argument, pass it down to other calls.
2640 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2641 add REG_BR_PROB note to the conditional jump.
2642 * cfgexpand.c (add_reg_br_prob_note): Removed.
2643 (expand_gimple_cond): Don't call it, add the probability
2644 as last argument to jumpif_1/jumpifnot_1.
2645 * Makefile.in (dojump.o): Depend on output.h.
2646 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2648 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2649 * stmt.c (do_jump_if_equal): Likewise.
2650 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2651 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2652 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2654 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2655 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2656 jumpifnot_1 callers.
2657 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2659 (store_expr): Adjust jumpifnot caller.
2660 (store_constructor): Adjust jumpif caller.
2663 * gimplify.c (gimple_boolify): For __builtin_expect call
2664 gimple_boolify also on its first argument.
2666 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2668 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2670 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2671 * configure: Regenerated.
2673 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2675 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2676 lang_hooks.types_compatible_p instead of comptypes.
2678 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2680 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2681 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2682 if __prefer_thumb__ is defined.
2684 2010-02-18 Martin Jambor <mjambor@suse.cz>
2686 PR tree-optimization/43066
2687 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2688 array with zero-sized element type.
2690 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2692 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2693 rtx, allocate struct var_loc_node here and return it to the
2694 caller, and only if it is actually needed.
2695 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2696 move it earlier and return immediately if it returns NULL.
2698 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2700 * config/sparc/gas.h: New file. Restore
2701 TARGET_ASM_NAMED_SECTION to its ELF default.
2702 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2704 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2705 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2706 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2707 after sparc/sysv4.h.
2709 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2711 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2713 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2715 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2716 patterns from predicated pattern.
2718 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2721 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2722 for insn mnemonic suffix.
2724 2010-02-17 Richard Guenther <rguenther@suse.de>
2726 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2729 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2732 * caller-save.c (save_call_clobbered_regs): If BB ends with
2733 a DEBUG_INSN, move any notes in between last real insn and the last
2734 DEBUG_INSN after the last DEBUG_INSN.
2736 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2738 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2739 Fix return type. Fix argument type. Explain meaning of return value.
2741 2010-02-16 Richard Guenther <rguenther@suse.de>
2743 PR tree-optimization/41043
2744 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2745 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2747 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2749 2010-02-16 Ira Rosen <irar@il.ibm.com>
2751 PR tree-optimization/43074
2752 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2753 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2754 vectorizable cycles in hybrid SLP check.
2755 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2757 2010-02-16 Richard Guenther <rguenther@suse.de>
2759 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2760 (true_dependence): If memrefs_conflict_p computes must-alias
2761 trust it. Move TBAA check after offset-based disambiguation.
2762 (canon_true_dependence): Likewise.
2764 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2766 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2767 * doc/invoke.texi: Document it.
2768 * var-tracking.c: Include toplev.h and params.h.
2769 (vt_find_locations): Return bool indicating success. Compute
2770 hash sizes unconditionally. Check new parameter, report.
2771 (variable_tracking_main_1): Check vt_find_locations results and
2772 retry. Renamed from...
2773 (variable_tracking_main): ... this. New wrapper to preserve
2774 flag_var_tracking_assignments.
2775 * Makefile.in (var-tracking.o): Adjust dependencies.
2777 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2778 Jakub Jelinek <jakub@redhat.com>
2781 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2782 if weak_import attribute is present.
2783 * config/darwin.c (machopic_select_section): Likewise.
2785 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2787 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2788 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2789 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2790 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2792 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2794 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2797 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2798 Rewrite text to refer to the names.
2800 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2802 * config/i386/i386-builtin-types.def
2803 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2804 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2805 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2806 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2807 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2808 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2809 IX86_BUILTIN_VPERMIL2PS256.
2810 (MULTI_ARG_4_DF2_DI_I): Defined.
2811 (MULTI_ARG_4_DF2_DI_I1): Defined.
2812 (MULTI_ARG_4_SF2_SI_I): Defined.
2813 (MULTI_ARG_4_SF2_SI_I1): Defined.
2814 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2815 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2816 __builtin_ia32_vpermil2ps256.
2817 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2818 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2819 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2820 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2821 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2822 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2823 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2824 CODE_FOR_xop_vpermil2v8sf3.
2825 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2826 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2827 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2828 (_mm256_permute2_pd): New.
2829 (_mm_permute2_ps): New.
2830 (_mm256_permute2_ps): New.
2832 2010-02-15 Nick Clifton <nickc@redhat.com>
2834 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2835 boolean parameters. Use emit_jump_insn when emitting a pop
2836 instruction containing a return insn.
2837 (push): Use 'true' rather than '1' as second parameter to F.
2838 (h8300_expand_prologue): Likewise.
2839 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2840 (h8300_expand_epilogue): Likewise.
2842 2010-02-15 Richard Guenther <rguenther@suse.de>
2845 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2848 2010-02-15 Nick Clifton <nickc@redhat.com>
2850 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2853 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2855 * intl.c (fake_ngettext): New function.
2856 * intl.h (fake_ngettext): Declare.
2857 (ngettext): Define macro.
2858 * collect2.c (notice_translated): New function.
2859 (main): Use notice_translated and ngettext.
2860 * collect2.h (notice_translated): Declare.
2862 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2864 * reorg.c (delete_computation): Comment fixes.
2865 * caller-save.c (setup_save_areas): Idem.
2866 * sel-sched-dump.c (dump_lv_set): Idem.
2869 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2871 * config/s390/s390.c (s390_sched_init): New function.
2872 (TARGET_SCHED_INIT): Target hook defined.
2874 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2875 Jack Howarth <howarth@bromo.med.uc.edu>
2876 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2879 Partial revert of unintended change in fix for PR41605.
2880 * config/darwin.h: Fix typo.
2881 * config/darwin9.h: Same.
2883 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2885 * c-pch.c (pch_init): Clear v.
2887 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2890 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2891 graphite_can_represent_init for MULT_EXPR.
2893 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2897 * graphite-sese-to-poly.c (remove_phi): New.
2898 (translate_scalar_reduction_to_array): Call remove_phi.
2900 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2903 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2904 * graphite-clast-to-gimple.h (gloog): Update declaration.
2905 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2906 * graphite-poly.h (struct poly_bb): Add missing comments.
2907 (struct scop): Add poly_scop_p field.
2909 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2910 * graphite.c (graphite_transform_loops): Build the polyhedral
2911 representation for each scop before code generation.
2912 * sese.c (rename_variables_in_operand): Removed.
2913 (rename_variables_in_expr): Return the renamed expression.
2914 (rename_sese_parameters): New.
2915 * sese.h (rename_sese_parameters): Declared.
2917 2010-02-11 Richard Guenther <rguenther@suse.de>
2919 PR tree-optimization/42998
2920 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2921 POINTER_PLUS_EXPR properly.
2923 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2924 Changpeng Fang <changpeng.fang@amd.com>
2927 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2928 the cost of an IV candidate when the IV is used in a test against zero.
2930 * gcc.dg/tree-ssa/ivopts-3.c: New.
2932 2010-02-11 Richard Guenther <rguenther@suse.de>
2935 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2936 pointer-vs-decl case by swapping refs. Handle some cases
2937 of pointer-vs-decl disambiguations more conservatively.
2938 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2939 to false after expanding.
2941 2010-02-11 Richard Guenther <rguenther@suse.de>
2944 * gcc.c (process_command): Handle LTO file@offset case more
2947 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2949 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2950 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2952 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2954 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2955 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2956 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2957 Optimize eq/ne comparisons when both arguments are known to be
2959 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2960 Don't mask operands unnecessarily if they are known to be already
2963 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2965 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2968 2010-02-10 Richard Guenther <rguenther@suse.de>
2970 PR tree-optimization/43017
2971 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2972 for wrapping signed arithmetic.
2974 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2977 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2978 if no debug info should be emitted for it.
2980 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2982 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2983 note when flag_exceptions is set.
2985 2010-02-10 Duncan Sands <baldrick@free.fr>
2987 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2989 2010-02-10 Richard Guenther <rguenther@suse.de>
2992 * tree.c (get_unwidened): Handle constants.
2993 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2995 2010-02-10 Martin Jambor <mjambor@suse.cz>
2998 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2999 check for variable argument counts independently.
3001 2010-02-10 Christian Bruel <christian.bruel@st.com>
3004 * config/sh/sh.c (find_barrier): Increase length for non delayed
3005 conditional branches.
3007 2010-02-10 Christian Bruel <christian.bruel@st.com>
3009 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3011 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3013 * builtins.c (set_builtin_user_assembler_name): Also handle
3014 ffs if int is smaller than word.
3016 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3019 * ira-conflicts.c (get_dup): Remove.
3020 (process_reg_shuffles): Add new parameter. Use it as an
3021 additional guard for copy generation.
3022 (add_insn_allocno_copies): Rewrite.
3024 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3026 * common.opt (fsched2-use-traces): Preserved for backward
3028 * doc/invoke.texi: Remove the documentation about option
3029 -fsched2-use-traces.
3030 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3031 flag_sched2_use_traces.
3032 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3033 the backward compatibility flag section.
3035 2010-02-09 Richard Guenther <rguenther@suse.de>
3037 PR tree-optimization/43008
3038 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3039 make HEAP variables initialized from global memory if they
3040 are not known builtin functions.
3041 (find_func_aliases): Adjust.
3043 2010-02-09 Richard Guenther <rguenther@suse.de>
3045 PR tree-optimization/43000
3046 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3047 arithmetic manually.
3049 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3051 PR tree-optimization/42931
3052 * tree-loop-linear.c (try_interchange_loops): Don't call
3053 double_int_mul if estimated_loop_iterations failed.
3055 2010-02-08 Martin Jambor <mjambor@suse.cz>
3058 * tree-sra.c (build_accesses_from_assign): Do not mark in
3059 should_scalarize_away_bitmap if stmt has volatile ops.
3060 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3063 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3065 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3067 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3069 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3072 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3075 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3077 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3080 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3081 to unknown_dependence.
3082 (graphite_legal_transform_dr): Handle the unknown_dependence.
3083 (graphite_carried_dependence_level_k): Same.
3085 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3087 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3089 2010-02-07 Richard Guenther <rguenther@suse.de>
3092 * expr.c (get_inner_reference): Always initialize *pbitsize.
3094 2010-02-07 Richard Guenther <rguenther@suse.de>
3097 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3098 new ARRAY_REFs on variable size element or minimal index arrays.
3100 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3101 gimple_fold_indirect_ref.
3103 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3106 * arm.c (arm_override_options): Just return if the user has specified
3107 an invalid fpu name.
3109 2010-02-03 Jason Merrill <jason@redhat.com>
3112 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3113 i386_pe_maybe_record_exported_symbol.
3115 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3118 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3119 (pa_delegitimize_address): New function.
3121 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3123 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3124 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3126 2010-02-05 Richard Guenther <rguenther@suse.de>
3129 * lto-streamer-in.c (get_resolution): Deal with references
3130 to undefined functions.
3132 2010-02-05 Richard Guenther <rguenther@suse.de>
3134 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3135 (fold_const_aggregate_ref): Likewise.
3136 (ccp_fold_stmt): Substitute loads.
3137 (maybe_fold_reference): Verify types before substituting.
3139 (fold_gimple_assign): Unshare properly.
3140 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3142 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3144 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3145 for rs6000_gen_cell_microcode.
3147 2010-02-04 Richard Guenther <rguenther@suse.de>
3149 PR rtl-optimization/42952
3150 * dse.c (const_or_frame_p): Remove MEM handling.
3152 2010-02-04 Nick Clifton <nickc@redhat.com>
3154 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3155 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3156 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3157 (mn10300_asm_output_mi_thunk): New function.
3158 (mn10300_can_output_mu_thunk): New function.
3159 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3160 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3161 (FUNCTION_ARG): Delete incorrect comment.
3163 2010-02-03 Jason Merrill <jason@redhat.com>
3166 * fold-const.c (operand_equal_p): Handle erroneous types.
3168 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3170 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3172 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3174 PR rtl-optimization/42941
3175 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3178 2010-02-03 Jason Merrill <jason@redhat.com>
3181 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3183 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3186 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3187 (cselib_reset_table): Renamed from...
3188 (cselib_reset_table_with_next_value): ... this.
3189 (cselib_get_next_uid): Renamed from...
3190 (cselib_get_next_unknown_value): ... this.
3191 * cselib.c (next_uid): Renamed from...
3192 (next_unknown_value): ... this.
3193 (cselib_clear_table): Adjust.
3194 (cselib_reset_table): Adjust. Renamed from...
3195 (cselib_reset_table_with_next_value): ... this.
3196 (cselib_get_next_uid): Adjust. Renamed from...
3197 (cselib_get_next_unknown_value): ... this.
3198 (get_value_hash): Use hash.
3199 (cselib_hash_rtx): Likewise.
3200 (new_cselib_val): Adjust. Set and dump uid.
3201 (cselib_lookup_mem): Pass next_uid as hash.
3202 (cselib_subst_to_values): Likewise.
3203 (cselib_log_lookup): Dump uid.
3204 (cselib_lookup): Pass next_uid as hash. Adjust.
3205 (cselib_process_insn): Adjust.
3206 (cselib_init): Initialize next_uid.
3207 (cselib_finish): Adjust.
3208 (dump_cselib_table): Likewise.
3209 * dse.c (canon_address): Dump value uid.
3210 * print-rtl.c (print_rtx): Print value uid.
3211 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3213 (dv_uid): New function, sort of renamed from...
3214 (dv_htab_hash): ... this, reimplemented in terms of it and...
3215 (dv_uid2hash): ... this. New.
3216 (variable_htab_eq): Drop excess assertions.
3217 (tie_break_pointers): Removed.
3218 (canon_value_cmp): Compare uids.
3219 (variable_post_merge_New_vals): Print uids.
3220 (vt_add_function_parameters): Adjust.
3221 (vt_initialize): Reset table. Adjust.
3223 2010-02-03 Richard Guenther <rguenther@suse.de>
3225 PR tree-optimization/42944
3226 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3227 (call_may_clobber_ref_p_1): Likewise. Properly handle
3228 malloc and calloc clobbering errno.
3230 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3232 * doc/invoke.texi: Fix name of sched1 dump.
3234 * opts.c (decode_options): Set flag_tree_switch_conversion
3235 only conditionally on optimize >= 2.
3237 * gcse.c: Assorted comment fixes in pass description.
3239 2010-02-03 Anthony Green <green@moxielogic.com>
3241 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3242 nop padding in order to maintain alignment of storage location of
3243 target function address.
3244 (moxie_trampoline_init): Store target function address at newly
3246 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3248 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3250 2010-02-03 Richard Guenther <rguenther@suse.de>
3253 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3255 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3257 * config.gcc: Reenable check for obsolete targets.
3258 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3259 mips-sgi-irix6.[0-4]*.
3261 2010-02-02 Nick Clifton <nickc@redhat.com>
3263 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3264 constant size of 4 as being the same as 0.
3265 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3266 can take values in the range 0..4.
3268 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3271 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3272 as _darwin10_Unwind_FindEnclosingFunction().
3273 * libgcc-libsystem.ver: New.
3275 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3278 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3279 implicitly set registers.
3281 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3283 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3284 (arm_override_options): Allow automatic selection of the thread
3285 pointer register if thumb2.
3286 (legitimize_pic_address): Improve code sequences for Thumb2.
3287 (arm_call_tls_get_addr): Likewise.
3288 (legitimize_tls_address): Likewise.
3289 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3290 (pic_load_addr_32bit): ... this. New named pattern.
3291 * thumb2.md (pic_load_addr_thumb2): Delete.
3292 (pic_load_dot_plus_four): Delete.
3293 (tls_load_dot_plus_four): New named pattern.
3295 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3298 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3299 Document fix for TLS bug.
3301 2010-01-31 Richard Guenther <rguenther@suse.de>
3303 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3304 conservatively correct.
3306 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3310 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3312 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3314 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3316 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3318 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3320 * config.gcc: Adjust order of makefile fragments for mingw targets.
3322 2010-01-31 Richard Guenther <rguenther@suse.de>
3325 * gimplify.c (gimplify_init_constructor): For volatile LHS
3326 initialize a temporary.
3328 2010-01-31 Matthias Klose <doko@ubuntu.com>
3330 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3332 * configure: Regenerate.
3334 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3336 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3337 the same alias set and their sizes different constantness.
3338 (aliasing_component_refs_p): Revert 2009-10-24 change.
3340 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3342 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3345 2010-01-29 Richard Guenther <rguenther@suse.de>
3347 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3348 Assert we successfully updated the call.
3350 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3352 PR rtl-optimization/42889
3353 * df.h (df_set_bb_dirty_nonlr): New prototype.
3354 * df-core.c (df_set_bb_dirty_nonlr): New function.
3355 * df-scan.c (df_insn_rescan): Call it instead of
3356 df_set_bb_dirty for DEBUG_INSNs.
3358 2010-01-29 Richard Guenther <rguenther@suse.de>
3361 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3362 quadratic behavior in most cases.
3364 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3367 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3368 in the call to gen_x86_movsicc_0_m1.
3370 2010-01-28 Richard Guenther <rguenther@suse.de>
3372 PR tree-optimization/42871
3373 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3375 2010-01-28 Richard Guenther <rguenther@suse.de>
3377 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3378 into call arguments.
3380 2010-01-28 Richard Guenther <rguenther@suse.de>
3383 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3384 the forwarder if the destination is an EH landing pad.
3386 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3388 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3389 block list passed to gimple_duplicate_sese_tail.
3390 (parallelize_loops): Avoid parallelization when the function
3392 Avoid parallelization when the preheader is IRREDUCIBLE.
3393 Try to optimize when estimated_loop_iterations_int is unresolved.
3394 Add the loop's location to the dump file.
3395 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3396 (gimple_duplicate_sese_tail): Remove the check for the latch.
3397 Redirect nexits to the exit block.
3398 Remove handling of the incoming edges to the latch.
3399 Redirect the backedge from the copied latch to the exit bb.
3401 2010-01-28 Michael Matz <matz@suse.de>
3404 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3405 Wrap force_reg into a sequence, emit it before user.
3407 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3409 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3411 (arm_legacy_rev): Likewise.
3412 (thumb_legacy_rev): Likewise.
3414 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3416 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3417 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3418 on MEM's address failed, try avoid_constant_pool_reference and
3419 recurse if it returned something different.
3420 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3421 address, try avoid_constant_pool_reference and recurse if it
3422 returned something different.
3423 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3424 address and avoid_constant_pool_reference returned something
3425 different, don't set have_address.
3427 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3430 * var-tracking.c (val_store): Add modified argument, obey it.
3432 (count_uses): Move down logging of main.
3433 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3434 don't need resolution.
3435 (emit_notes_in_bb): Likewise.
3437 2010-01-27 Richard Guenther <rguenther@suse.de>
3440 * tree-inline.c (remap_decl): Delay remapping of SSA name
3441 default definitions until we need them.
3443 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3445 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3446 (rs6000_delegitimize_address): New function.
3448 * config/s390/s390.c (s390_delegitimize_address): Call
3449 delegitimize_mem_from_attrs.
3452 * tree-inline.c (cannot_copy_type_1): Removed.
3453 (copy_forbidden): Don't forbid copying of functions containing
3454 records/unions with variable length fields.
3456 2010-01-27 Christian Bruel <christian.bruel@st.com>
3460 * config/sh/sh.c (find_barrier): Increase length for non delayed
3461 conditional branches.
3463 2010-01-27 Matthias Klose <doko@ubuntu.com>
3465 * configure.ac (gnu-unique-object): Fix ldd version check.
3466 * configure: Regenerate.
3468 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3470 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3472 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3473 Test for HAVE_GNU_AS value.
3475 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3477 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3478 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3479 INT64_TYPE): Define.
3480 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3481 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3482 INT_LEAST64_TYPE): Define.
3483 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3484 UINT_LEAST64_TYPE): Define.
3485 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3486 INT_FAST64_TYPE): Define.
3487 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3488 UINT_FAST64_TYPE): Define.
3489 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3490 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3491 (SIG_ATOMIC_TYPE): Define.
3493 2010-01-26 Richard Guenther <rguenther@suse.de>
3495 * df-scan.c (df_scan_set_bb_info): Remove assert.
3496 (df_insn_rescan_debug_internal): Merge asserts.
3497 (df_install_ref): Likewise.