1 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
6 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
7 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
8 (rewrite_commutative_reductions_out_of_ssa): Same.
9 * passes.c (execute_function_todo): Call verify_ssa for every pass
10 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
11 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
12 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
13 with an extra argument.
14 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
15 verify_ssa only when the extra argument is true.
16 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
17 with an extra argument.
18 (tree_transform_and_unroll_loop): Same.
20 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
22 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
23 for all the passes of the LNO having LOOP_CLOSED_SSA.
24 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
25 * tree-loop-distribution.c (pass_loop_distribution): Same.
26 * tree-pass.h (TODO_verify_loops): Removed.
27 * tree-ssa-loop.c (pass_tree_loop_init): Same.
29 (pass_tree_unswitch): Same.
31 (pass_vectorize): Same.
32 (pass_linear_transform): Same.
33 (pass_graphite_transforms): Same.
34 (pass_iv_canon): Same.
35 (pass_complete_unroll): Same.
36 (pass_complete_unrolli): Same.
37 (pass_parallelize_loops): Same.
38 (pass_loop_prefetch): Same.
39 (pass_iv_optimize): Same.
41 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
44 * passes.c (init_optimization_passes): Move pass_lim before
45 pass_copy_prop and pass_dce_loop.
47 2010-04-06 Jakub Jelinek <jakub@redhat.com>
50 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
51 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
52 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
53 MULTI_* defines for 4 argument vpermil2p* builtins.
55 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
57 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
58 * config/i386/i386.c (x86_maybe_negate_const_int): New.
59 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
60 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
61 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
62 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
63 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
64 Use x86_maybe_negate_const_int to output insn mnemonic.
65 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
66 check from instruction predicate. Update comments.
67 * config/i386/sync.md (sync_add<mode>): Use
68 x86_maybe_negate_const_int to output insn mnemonic.
70 2010-04-06 Jan Hubicka <jh@suse.cz>
72 PR tree-optimization/42906
73 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
74 IGNORE_SELF argument. Set visited_control_parents for fully
76 (find_obviously_necessary_stmts): Update call of
77 mark_control_dependent_edges_necessary.
78 (propagate_necessity): Likewise. Handle PHI edges more curefully.
80 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
82 * config/i386/i386.md: Remove comment about 'e' and 'E'
85 2010-04-06 Richard Guenther <rguenther@suse.de>
87 PR tree-optimization/43627
88 * tree-vrp.c (extract_range_from_unary_expr): Widenings
89 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
92 2010-04-06 Jakub Jelinek <jakub@redhat.com>
94 * BASE-VER: Change to 4.6.0.
97 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
100 2010-04-06 Richard Guenther <rguenther@suse.de>
103 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
105 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
107 * doc/invoke.texi (Optimize Options): Document that LTO
108 won't remove object access purely due to incompatible
111 2010-04-04 Matthias Klose <doko@ubuntu.com>
113 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
116 2010-04-03 Richard Guenther <rguenther@suse.de>
119 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
120 require a non-NULL MEM_OFFSET.
122 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
124 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
125 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
126 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
127 config/alpha/predicates.md, config/arm/arm.md,
128 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
129 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
130 config/darwin9.h, config/darwin.c, config/darwin.h,
131 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
132 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
133 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
134 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
135 config/mips/mips.md, config/mn10300/mn10300.c,
136 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
137 config/rs6000/aix.h, config/rs6000/dfp.md,
138 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
139 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
140 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
141 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
142 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
143 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
144 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
145 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
146 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
147 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
148 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
149 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
150 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
151 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
152 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
153 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
154 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
155 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
156 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
157 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
158 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
159 opt-functions.awk, opth-gen.awk, params.def, passes.c,
160 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
161 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
162 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
163 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
164 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
165 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
166 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
167 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
168 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
169 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
170 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
171 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
172 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
173 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
175 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
178 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
179 * aclocal.m4: Regenerate.
181 2010-04-02 Richard Guenther <rguenther@suse.de>
183 PR tree-optimization/43629
184 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
185 if we have seen a constant value.
187 2010-04-02 Joseph Myers <joseph@codesourcery.com>
189 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
192 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
195 * arm.c (legitimize_tls_address): Adjust call to
196 gen_tls_load_dot_plus_four.
197 (arm_note_pic_base): New function.
198 (arm_cannot_copy_insn_p): Use it.
199 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
202 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
207 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
209 * Makefile.in ($(out_object_file)): Depend on
210 gt-$(basename $(notdir $(out_file))).h.
212 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
214 * config.gcc (lm32-*-rtems*): Add t-lm32.
216 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
218 * config.gcc: Add lm32-*-rtems*.
219 * config/lm32/rtems.h: New file.
221 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
224 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
226 2010-04-01 Jakub Jelinek <jakub@redhat.com>
228 * dwarf2out.c (output_compilation_unit_header): For
229 -gdwarf-4 use version 4 instead of version 3.
230 (output_line_info): For version 4 and above emit additional
231 maximum ops per insn header field.
232 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
234 * dwarf2out.c (is_c_family, is_java): Remove.
235 (lower_bound_default): New function.
236 (add_bound_info, gen_descr_array_type_die): Use it.
238 2010-04-01 Dodji Seketeli <dodji@redhat.com>
241 * dwarf2out.c (gen_variable_die): Allow debug info for variable
242 re-declaration when it happens in a function.
244 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
246 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
247 (cgraph_remove_function_insertion_hook): Same.
248 (cgraph_call_function_insertion_hooks): Same.
250 2010-04-01 Richard Guenther <rguenther@suse.de>
253 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
254 and TREE_THIS_VOLATILE.
255 (copy_ref_info): Likewise.
256 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
257 * tree.c (build6_stat): Ignore side-effects of all but arg5
258 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
261 2010-04-01 Richard Guenther <rguenther@suse.de>
263 PR tree-optimization/43607
264 * ipa-type-escape.c (check_call): Do not access non-existing
267 2010-04-01 Richard Guenther <rguenther@suse.de>
271 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
272 Jack Howarth <howarth@bromo.med.uc.edu>
274 * tree-profile.c (tree_init_ic_make_global_vars): Make static
277 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
279 * doc/install.texi (Prerequisites): Document libelf usability on
280 IRIX 5/6 and Solaris 2.
281 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
282 Update GNU as, GNU ld requirements.
283 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
284 Document Sun Studio compiler download.
285 Update and simplify as, ld recommendations.
286 (Specific, *-*-solaris2.7): Note obsoletion, removal.
288 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
290 * config.guess (i[34567]86-*-solaris2*): Default with_arch_32,
291 with_tune_32 to pentium4.
293 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
295 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
297 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
299 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
302 Document GNU as requirement.
303 Update configure requirements.
304 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
306 Recomment IRIX 6.5.18+.
307 Document IDF/IDL requirement.
308 Document GNU as requirement.
309 Document GNU ld bootstrap failure.
310 Remove freeware.sgi.com reference.
312 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
314 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
315 UNIX V4.0, V5.0 obsoletion, removal.
316 Remove --with-gc=simple reference.
317 Update VM requirements during bootstrap.
318 Remove -oldas bootstrap description.
319 Update binutils reference.
320 Remove comparison failure note.
322 2010-03-31 Richard Guenther <rguenther@suse.de>
323 Zdenek Dvorak <ook@ucw.cz>
324 Sebastian Pop <sebastian.pop@amd.com>
327 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
328 with multiple arguments.
329 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
331 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
333 * graphite-dependences.c (print_pddr): Call print_pdr with an
335 * graphite-poly.c (debug_pdr): Add an extra argument for the
338 (print_pbb_domain): Same.
340 (print_scop_context): Same.
343 (debug_pbb_domain): Same.
347 (debug_scop_context): Same.
350 (print_scop_params): Same.
351 (debug_scop_params): Same.
352 (print_iteration_domain): Same.
353 (print_iteration_domains): Same.
354 (debug_iteration_domain): Same.
355 (debug_iteration_domains): Same.
356 (print_scattering_function): Same.
357 (print_scattering_functions): Same.
358 (debug_scattering_function): Same.
359 (debug_scattering_functions): Same.
360 * graphite-poly.h (debug_pdr): Update declaration.
362 (print_pbb_domain): Same.
364 (print_scop_context): Same.
367 (debug_pbb_domain): Same.
371 (debug_scop_context): Same.
374 (print_scop_params): Same.
375 (debug_scop_params): Same.
376 (print_iteration_domain): Same.
377 (print_iteration_domains): Same.
378 (debug_iteration_domain): Same.
379 (debug_iteration_domains): Same.
380 (print_scattering_function): Same.
381 (print_scattering_functions): Same.
382 (debug_scattering_function): Same.
383 (debug_scattering_functions): Same.
385 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
387 * graphite-poly.c (print_scattering_function_1): New.
388 (print_scattering_function): Call it.
389 (print_scop_params): Remove spaces at the end of lines.
392 * graphite-poly.h (print_cloog): Declared.
393 (debug_cloog): Declared.
395 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
397 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
399 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
400 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
401 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
402 to switch between adding the IV bump in loop->latch or in loop->header.
404 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
406 * graphite-poly.c (print_scattering_function): Pretty print following
409 (print_pbb_domain): Same.
410 (dump_gbb_cases): Same.
411 (dump_gbb_conditions): Same.
414 (print_scop_params): Same.
415 (print_scop_context): Same.
417 (print_pbb_body): New.
418 (lst_indent_to): New.
419 (print_lst): Start new lines with a #.
420 * graphite-poly.h (pbb_bb): New.
421 (pbb_index): Use pbb_bb.
422 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
424 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
426 2010-03-31 Jakub Jelinek <jakub@redhat.com>
428 * dwarf2out.c (size_of_die): For -gdwarf-4 use
429 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
430 and 0 instead of 1 for dw_val_class_flag.
431 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
432 dw_val_class_range_list, dw_val_class_loc_list,
433 dw_val_class_lineptr and dw_val_class_macptr, use
434 DW_FORM_flag_present for dw_val_class_flag and
435 DW_FORM_exprloc for dw_val_class_loc.
436 (output_die): For -gdwarf-4 print dw_val_class_loc
437 size as uleb128 instead of 1 or 2 bytes and don't print
438 anything for dw_val_class_flag.
440 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
441 instead of cselib_lookup following by tweaking locs->setting_insn.
444 * cselib.c (cselib_process_insn): Clear cselib_current_insn
445 even before returning from label, setjmp call or volatile asm
448 2010-03-31 Richard Guenther <rguenther@suse.de>
451 * cgraphunit.c (cgraph_output_in_order): Do not allocate
452 temporary data on stack.
454 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
456 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
457 (PUSHSECTION_ASM_OP): Remove.
458 (POPSECTION_ASM_OP): Remove.
459 (PUSHSECTION_FORMAT): Remove.
460 * config/sol2.h (PUSHSECTION_FORMAT): Define.
461 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
462 * config/sol2.c (solaris_output_init_fini): Use it.
464 2010-03-31 Jie Zhang <jie@codesourcery.com>
467 * opt-functions.awk (var_type_struct): Use signed char type
468 for simple variables.
470 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
472 * config/sol2.c: Include output.h.
473 (solaris_assemble_visibility): New function.
474 * config/t-sol2 (sol2.o): Add output.h dependency.
475 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
476 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
479 2010-03-31 Jakub Jelinek <jakub@redhat.com>
482 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
483 V2SImode or XFmode on PRE_DEC.
486 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
489 2010-03-31 Jie Zhang <jie@codesourcery.com>
492 * reload.h (caller_save_initialized_p): Declare.
493 * toplev.c (backend_init_target): Don't call
494 init_caller_save but set caller_save_initialized_p to false.
495 * caller-save.c (caller_save_initialized_p): Define.
496 (init_caller_save): Check caller_save_initialized_p.
497 * ira.c (ira): Call init_caller_save if flag_caller_saves.
499 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
502 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
503 and soft-fp/t-softfp to tmake_file.
504 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
505 (LIBGCC2_TF_CEXT): Define.
508 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
511 * cselib.c (n_useless_values): Document handling of debug locs.
512 (n_useless_debug_values, n_debug_values): New variables.
513 (new_elt_loc_list): Don't add to debug values, keep count.
514 (promote_debug_loc): New.
515 (cselib_reset_table): Zero new variables.
516 (entry_and_rtx_equal_p): Promote debug locs.
517 (discard_useless_locs): Increment n_useless_debug_values for
519 (remove_useless_values): Adjust n_useless_values and n_debug_values
520 with n_useless_debug_values.
521 (add_mem_for_addr): Promote debug locs.
522 (cselib_lookup_mem): Likewise.
523 (cselib_lookup_addr): Renamed to...
524 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
525 (cselib_log_lookup): ... this. Turn into...
526 (cselib_lookup_addr): ... new wrapper.
527 (cselib_lookup_from_insn): New.
528 (cselib_invalidate_regno): Increment n_useless_debug_values for
530 (cselib_invalidate_mem): Likewise.
531 (cselib_process_insn): Take n_deleted and n_debug_values into
532 account to guard remove_useless_value call.
533 (cselib_finish): Zero n_useless_debug_values.
534 * cselib.h (cselib_lookup_from_insn): Declare.
535 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
536 (sched_analyze_2): Likewise.
538 2010-03-30 Jakub Jelinek <jakub@redhat.com>
540 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
542 (adjust_mems): Replace narrowing SUBREG of expression containing
543 just PLUS, MINUS, MULT and ASHIFT of registers and constants
544 with operations in the narrower mode.
547 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
548 regs_invalidated_by_call instead all call_used_reg_set registers.
550 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
553 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
554 pointer comparisons with types_compatible_p.
555 * tree-vect-stmts.c (vectorizable_call): Same.
556 (vectorizable_condition): Same.
558 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
560 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
561 stack check if the mask would be zero.
563 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
564 Jack Howarth <howarth@bromo.med.uc.edu>
566 * tree-profile.c (tree_init_ic_make_global_vars): Make static
569 2010-03-30 Joseph Myers <joseph@codesourcery.com>
572 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
574 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
575 Include ___unordxf2 and ___unordtf2.
576 * config/i386/libgcc-glibc.ver: Do not define inheritance from
579 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
581 * config/lm32/t-lm32: New file.
582 * config.gcc: Use the above file when targetting lm32.
584 2010-03-28 Duncan Sands <baldrick@free.fr>
586 * Makefile.in (PLUGIN_HEADERS): Add except.h.
588 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
591 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
592 Improve vectorization cost model diagnostic.
594 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
597 * tree-vect-data-refs.c (vect_analyze_data_refs): When
598 compute_data_dependences_for_loop returns false, early exit
599 and output an extra diagnostic for the failed data reference
602 2010-03-29 Richard Guenther <rguenther@suse.de>
604 PR tree-optimization/43560
605 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
606 (can_sm_ref_p): Treat stores to readonly locations as trapping.
608 2010-03-29 Jie Zhang <jie@codesourcery.com>
611 * toplev.c (process_options): Set optimization_default_node
612 and optimization_current_node.
613 * opts.c (decode_options): Don't set optimization_default_node
614 and optimization_current_node.
616 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
618 * config/rtems.h: Abandon -qrtems_debug.
620 2010-03-28 Jan Hubicka <jh@suse.cz>
622 PR tree-optimization/43505
623 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
624 map should not be copied.
626 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
629 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
630 cdtors, set DECL_PRESERVE_P.
631 * ipa.c (cgraph_externally_visible_p): Return true if declaration
634 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
636 PR tree-optimization/43528
637 * stor-layout.c (place_field): Check that constant fits into
638 unsigned HWI when skipping calculation of MS bitfield layout.
640 2010-03-27 Jan Hubicka <jh@suse.cz>
643 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
644 notice_global_symbol work.
646 2010-03-27 Jakub Jelinek <jakub@redhat.com>
648 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
649 instead of dwarf2out_decl.
650 (struct var_loc_node): Remove section_label field.
651 (dwarf2out_function_decl): New function.
652 (dwarf2out_var_location): Don't set section_label field.
653 (dwarf2out_begin_function): Don't empty decl_loc_table here.
655 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
657 PR tree-optimization/43544
658 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
659 First argument for builtin vectorized function hook is now a
660 tree to be able to distinguish between machine specific and
662 * targhooks.c (default_builtin_vectorized_function): Ditto.
663 * targhooks.h (default_builtin_vectorized_function): Ditto.
664 * target.h (struct gcc_target): Ditto.
665 * tree-vect-stmts.c (vectorizable_function): Ditto.
666 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
667 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
670 2010-03-26 Joseph Myers <joseph@codesourcery.com>
673 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
674 nested binding iff it is a FUNCTION_DECL.
675 (store_parm_decls_newstyle): Pass nested=true to bind for
676 FUNCTION_DECLs amongst parameters.
678 2010-03-26 Jakub Jelinek <jakub@redhat.com>
680 * var-tracking.c (vt_expand_loc_callback): Don't run
681 cselib_expand_value_rtx_cb in dummy mode if
682 cselib_dummy_expand_value_rtx_cb returned false.
684 * var-tracking.c (emit_note_insn_var_location): For one part
685 notes with offset 0, don't add EXPR_LIST around the location.
686 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
687 add_location_or_const_value_attribute): Adjust for that change.
690 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
691 into first operand and location into second.
692 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
693 dw_cfi_oprnd_loc for DW_CFA_expression.
694 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
695 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
696 assume first argument is regnum and second argument is location.
698 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
701 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
702 of scratch register to DImode. Split to DImode comparison operator.
703 Use SImode subreg of scratch register in the multiplication.
704 (*cmp_sadd_sidi): Ditto.
705 (*cmp_ssub_si): Ditto.
706 (*cmp_ssub_sidi): Ditto.
708 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
711 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
712 Remove invalid assert and wrong comment.
714 2010-03-26 Jakub Jelinek <jakub@redhat.com>
717 * flags.h (final_insns_dump_p): New extern.
718 * final.c (final_insns_dump_p): New variable.
719 (rest_of_clean_state): Set it before -fdump-final-insns=
720 dumping, clear afterwards.
721 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
722 MEM_ALIAS_SET on MEMs.
724 2010-03-26 David S. Miller <davem@davemloft.net>
726 * configure.ac: Fix sparc GOTDATA_OP bug check.
727 * configure: Rebuild.
729 2010-03-26 Alan Modra <amodra@gmail.com>
731 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
733 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
735 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
736 TLS_SECTION_ASM_FLAG.
738 2010-03-25 Jakub Jelinek <jakub@redhat.com>
741 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
742 Clear first_function_block_is_cold.
745 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
746 argument if the argument is truth_value_p.
748 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
750 * config/rs6000/constraints.md: Update copyright year for my changes.
753 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
754 used in reg+reg addressing, swap registers.
756 2010-03-24 Jakub Jelinek <jakub@redhat.com>
759 * target.h (struct gcc_target): Add code_end hook.
760 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
762 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
763 * toplev.c (compile_file): Call targetm.asm_out.code_end
764 hook before unwind info/debug info output.
765 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
766 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
767 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
768 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
769 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
770 * config/i386/i386.c (ix86_file_end): Renamed to...
771 (ix86_code_end): ... this. Make static. Don't call
772 file_end_indicate_exec_stack. Emit unwind info using
773 final_start_function/final_end_function.
774 (darwin_x86_file_end): Remove.
775 (TARGET_ASM_CODE_END): Define.
776 * config/i386/i386.h (TARGET_ASM_FILE_END,
777 NEED_INDICATE_EXEC_STACK): Don't define.
778 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
779 (TARGET_ASM_FILE_END): Define to darwin_file_end.
780 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
781 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
784 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
785 at the beginning and final_end_function at the end.
786 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
788 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
790 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
791 and Sun as TLS syntax.
792 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
793 * configure: Regenerate.
794 * config.in: Regenerate.
795 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
796 (default_elf_asm_named_section): Use it.
797 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
798 (i386_output_dwarf_dtprel): Likewise.
799 (output_addr_const_extra): Likewise.
800 (output_pic_addr_const): Lowercase @GOTTPOFF.
801 (output_addr_const_extra): Likewise.
802 (output_pic_addr_const): Lowercase @GOTNTPOFF.
803 (output_addr_const_extra): Likewise.
804 (output_pic_addr_const): Lowercase @INDNTPOFF.
805 (output_addr_const_extra): Likewise.
806 (output_pic_addr_const): Lowercase @NTPOFF.
807 (output_addr_const_extra): Likewise.
808 (output_pic_addr_const): Lowercase @TPOFF.
809 (output_addr_const_extra): Likewise.
810 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
811 (*tls_global_dynamic_64): Likewise.
812 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
813 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
815 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
816 (ASM_OUTPUT_TLS_COMMON): Use it.
817 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
820 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
821 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
822 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
823 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
824 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
825 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
827 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
829 * config/i386/i386.c (override_options): Don't accept
830 -mtls-dialect=sun any longer.
831 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
832 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
833 (*tls_local_dynamic_base_32_sun): Likewise.
834 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
836 2010-03-24 Jakub Jelinek <jakub@redhat.com>
839 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
840 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
843 * ira.c (adjust_cleared_regs): New function.
844 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
848 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
850 * expr.c (expand_expr_real): Restore previous
851 curr_insn_source_location and curr_insn_block after
852 expand_expr_real_1 call.
853 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
854 instead of expand_expr_real_1.
856 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
858 PR rtl-optimization/43413
859 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
862 2010-03-22 James E. Wilson <wilson@codesourcery.com>
865 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
866 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
868 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
870 * config/i386/i386.c (ix86_target_string): Add -mfma.
871 Fix a typo in comment.
873 2010-03-22 Mike Stump <mikestump@comcast.net>
876 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
877 Don't overly align based upon packed packed fields.
879 2010-03-22 Jason Merrill <jason@redhat.com>
881 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
882 Use () rather than [], and move before the element type.
884 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
886 * doc/configfiles.texi (Configuration Files): Removed
887 fixinc/Makefile*, intl/Makefile.*.
888 * doc/makefile.texi: Fixed markup. Abstract from version
890 (Makefile): Removed obsolete gcc/java/parse.y example.
891 * doc/sourcebuild.texi: Likewise.
892 (Top Level): Added config, gnattools, libdecnumber, libgcc,
893 libgomp, libssp. Removed fastjar.
894 (Miscellaneous Docs): Clarify location.
895 Added COPYING3, COPYING3.LIB.
896 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
898 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
901 * config/i386/i386.c (x86_function_profiler)
902 [!NO_PROFILE_COUNTERS]: Fix typo.
903 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
906 2010-03-22 Janis Johnson <janis187@us.ibm.com>
907 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
909 * doc/sourcebuild.texi (Test Directives): Split into six
910 subsections, with most of the current text in new subsections
911 Directives, Selectors, and Final Actions.
912 (Directives): Split list of test directives into multiple
914 (Selectors): Describe use and syntax of selectors.
915 (Effective-Target Keywords): Describe all existing keywords.
916 (Add Options): Describe features for dg-add-options.
917 (Require Support): Describe variants of dg-require-support.
918 (Final Actions): Describe commands to use in dg-final.
920 2010-03-22 Michael Matz <matz@suse.de>
923 * recog.c (validate_replace_rtx_group): Replace also in
924 REG_EQUAL and REG_EQUIV notes.
926 2010-03-22 Richard Guenther <rguenther@suse.de>
928 PR tree-optimization/43390
929 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
930 sure vector extracts are type correct.
932 2010-03-22 Richard Guenther <rguenther@suse.de>
935 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
936 x * sqrt (x) even when optimizing for size if the target
937 has native support for sqrt.
939 2010-03-22 Jakub Jelinek <jakub@redhat.com>
941 * varasm.c (make_decl_rtl_for_debug): Also clear
942 flag_mudflap for the duration of make_decl_rtl call.
945 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
946 locs from preserved VALUEs.
948 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
951 * pa.md (movmemsi): Set align to one if zero.
952 (movmemdi): Likewise.
954 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
957 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
958 with their corresponding prologue pushes.
960 2010-03-20 Andrew Pinski <pinskia@gmail.com>
963 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
964 at the begining or end.
965 (spu_expand_epilogue): Likewise.
967 2010-03-20 Richard Guenther <rguenther@suse.de>
969 PR rtl-optimization/43438
970 * combine.c (make_extraction): Properly zero-/sign-extend an
971 extraction of the low part of a CONST_INT. Also handle
974 2010-03-19 Mike Stump <mikestump@comcast.net>
976 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
977 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
978 (override_options): Use SUBTARGET32_DEFAULT_CPU.
980 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
983 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
986 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
988 PR rtl-optimization/42258
989 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
990 use that may match DEF.
993 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
994 the cost of loading the constant rather than assuming
996 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
997 outer code is AND, do the same tests as the andsi3 expander and
998 return COSTS_N_INSNS (1) if and is cheap.
1000 * optabs.c (avoid_expensive_constant): Fix formatting.
1002 2010-03-19 Michael Matz <matz@suse.de>
1005 * attribs.c (decl_attributes): When rebuilding a function pointer
1006 type use the same qualifiers as the original pointer type.
1008 2010-03-19 Martin Jambor <mjambor@suse.cz>
1010 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1011 and is_gimple_ip_invariant_address.
1013 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1016 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1018 * config/arm/arm.c (arm_override_options): Turn off
1019 flag_dwarf2_cfi_asm for AAPCS variants.
1021 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1024 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1025 Use PRE_MODIFY instead of PRE_DEC.
1026 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1027 (vfp_emit_fstmd): Likewise.
1029 2010-03-19 Michael Matz <matz@suse.de>
1032 * builtins.c (expand_builtin_interclass_mathfn,
1033 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1036 2010-03-19 Richard Guenther <rguenther@suse.de>
1038 PR tree-optimization/43415
1039 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1040 (phi_translate_1): ... this.
1041 (phi_translate): Move all caching here. Cache all NARY
1042 and REFERENCE translations.
1044 2010-03-19 David S. Miller <davem@davemloft.net>
1046 With help from Eric Botcazou.
1047 * config/sparc/sparc.c: Include dwarf2out.h.
1048 (emit_pic_helper): Delete.
1049 (pic_helper_symbol_name): Delete.
1050 (pic_helper_emitted_p): Delete.
1051 (pic_helper_needed): New.
1052 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1053 (get_pc_thunk_name): New.
1054 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1055 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1056 Set pic_helper_needed to true. Don't call emit_pic_helper.
1057 (sparc_expand_prologue): Update load_pic_register call.
1058 (sparc_output_mi_thunk): Likewise.
1059 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1060 thunk if possible. Output CFI information as needed.
1062 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1063 Jack Howarth <howarth@bromo.med.uc.edu>
1066 * config/i386/i386.h: Fix ABI on darwin x86-32.
1068 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1070 * tree.h: Declare make_decl_rtl_for_debug.
1071 * varasm.c (make_decl_rtl_for_debug): New.
1072 * dwarf2out.c (rtl_for_decl_location): Call it.
1073 * cfgexpand.c (expand_debug_expr): Call it.
1075 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1078 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1082 * var-tracking.c (vt_init_cfa_base): Do nothing if
1083 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1085 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1088 * var-tracking.c (canonicalize_vars_star): New.
1089 (dataflow_post_merge_adjust): Use it.
1091 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1094 * var-tracking.c (non_suitable_const): New function.
1095 (add_uses): For DEBUG_INSNs with constants, don't record any
1096 value, instead just the constant value itself.
1097 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1098 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1099 (emit_notes_in_bb): Likewise.
1100 (emit_note_insn_var_location): For onepart variables if
1101 cur_loc is a VOIDmode constant, use DECL_MODE.
1103 2010-03-18 Martin Jambor <mjambor@suse.cz>
1106 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1107 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1108 all non-clones. Moved call redirection...
1109 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1110 (cgraph_materialize_all_clones): Dispose of all
1111 combined_args_to_skip bitmaps.
1112 (verify_cgraph_node): Do not check for edges pointing to wrong
1113 nodes in inline clones.
1114 * tree-inline.c (copy_bb): Call
1115 cgraph_redirect_edge_call_stmt_to_callee.
1116 * ipa.c (cgraph_remove_unreachable_nodes): Call
1117 cgraph_node_remove_callees even when there are used clones.
1119 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1121 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1123 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1126 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1129 2010-03-18 Michael Matz <matz@suse.de>
1132 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1133 into sqrt(x) if we need to preserve signed zeros.
1135 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1136 Eric Botcazou <ebotcazou@adacore.com>
1138 PR rtl-optimization/43360
1139 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1140 note if we don't know its invariant status.
1142 2010-03-18 Michael Matz <matz@suse.de>
1144 PR tree-optimization/43402
1145 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1146 PHI chains of ssa names registered for update.
1148 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1151 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1152 non-offsettable and pre_modify update addressing.
1153 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1154 and "2" alternatives "#".
1155 (*movdd_softfloat32): Make all alternatives "#";
1156 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1157 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1158 (*movdf_softfloat32): Make all alternatives "#";
1159 (movdi): Use the new DIFD mode iterator to create a common splitter
1160 for movdi, movdf and movdd patterns.
1162 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1164 * common.opt (dumpdir): Remove redundant tab.
1166 2010-03-17 Martin Jambor <mjambor@suse.cz>
1168 PR tree-optimization/43347
1169 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1170 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1172 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1174 PR rtl-optimization/42216
1175 * regrename.c (create_new_chain): New function, broken out from...
1176 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1177 appending a use to an empty chain.
1178 (build_def_use): Remove previous changes that convert OP_INOUT to
1179 OP_OUT operands; instead detect the case where an OP_INOUT operand
1180 uses a previously untracked register and create an empty chain for it.
1182 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1184 * doc/extend.texi (Function Attributes): Rewrite unfinished
1185 sentence in ms_abi documentation.
1187 2010-03-17 Alan Modra <amodra@gmail.com>
1189 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1190 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1191 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1192 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1194 2010-03-16 Richard Henderson <rth@redhat.com>
1197 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1198 (lower_try_finally): Save and restore eh_seq around the expansion
1201 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1203 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1204 statements before splitting block.
1206 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1208 * doc/sourcebuild.texi (Testsuites): Fix markup.
1209 Use pathnames relative to gcc/testsuite.
1210 (Test Directives): Move description of how timeout is determined.
1211 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1212 (C Tests): Correct gcc.misc-tests directory.
1213 Framework tests now live in gcc.test-framework.
1215 2010-03-16 Richard Guenther <rguenther@suse.de>
1218 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1219 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1221 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1222 Alexandre Oliva <aoliva@redhat.com>
1224 PR tree-optimization/42917
1225 * lambda-code.c (remove_iv): Skip debug statements.
1226 (lambda_loopnest_to_gcc_loopnest): Likewise.
1227 (not_interesting_stmt): Debug statements are not interesting.
1229 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1233 * cselib.c (cselib_preserve_constants,
1234 cfa_base_preserved_val): New static variables.
1235 (preserve_only_constants): New function.
1236 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1237 clear its REG_VALUES. If cselib_preserve_constants, don't
1238 empty the whole hash table, but preserve there VALUEs with constants,
1239 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1240 (cselib_preserve_cfa_base_value): New function.
1241 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1242 (cselib_init): Change argument to int bitfield. Set
1243 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1245 (cselib_finish): Clear cselib_preserve_constants and
1246 cfa_base_preserved_val.
1247 * cselib.h (enum cselib_record_what): New enum.
1248 (cselib_init): Change argument to int.
1249 (cselib_preserve_cfa_base_value): New prototype.
1250 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1251 * dse.c (dse_step1): Likewise.
1252 * cfgcleanup.c (thread_jump): Likewise.
1253 * sched-deps.c (sched_analyze): Likewise.
1254 * gcse.c (local_cprop_pass): Likewise.
1255 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1256 If FN is non-NULL, call the callback always and whenever it returns
1257 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1258 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1259 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1260 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1261 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1262 * var-tracking.c: Include recog.h.
1263 (bb_stack_adjust_offset): Remove.
1264 (vt_stack_adjustments): Don't call it, instead just gather the
1265 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1266 (adjust_stack_reference): Remove.
1267 (compute_cfa_pointer): New function.
1268 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1269 (struct adjust_mem_data): New type.
1270 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1272 (get_address_mode): New function.
1273 (replace_expr_with_values): Use it.
1274 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1275 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1276 (adjust_sets): Remove.
1277 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1278 Use get_address_mode.
1279 (get_adjusted_src): Remove.
1280 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1281 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1282 (add_with_sets): Don't call adjust_sets.
1283 (fp_setter, vt_init_cfa_base): New functions.
1284 (vt_initialize): Change return type to bool. Move most of pool etc.
1285 initialization to the beginning of the function from end. Pass
1286 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1287 If !frame_pointer_needed, call vt_stack_adjustment before mos
1288 vector is filled, call vt_init_cfa_base if argp/framep has been
1289 eliminated to sp. If frame_pointer_needed and argp/framep has
1290 been eliminated to hard frame pointer, set
1291 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1292 encountering fp setter in the prologue. For MO_ADJUST, call
1293 log_op_type before pusing the op into mos vector, not afterwards.
1294 Call adjust_insn before cselib_process_insn/add_with_sets,
1295 call cancel_changes (0) afterwards.
1296 (variable_tracking_main_1): Adjust for vt_initialize calling
1297 vt_stack_adjustments and returning whether it succeeded or not.
1299 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1301 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1304 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1306 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1308 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1309 drap_reg has not been set.
1311 2010-03-15 Michael Matz <matz@suse.de>
1314 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1315 use it to expand block copies.
1316 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1317 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1318 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1320 2010-03-15 Richard Guenther <rguenther@suse.de>
1322 PR tree-optimization/43367
1323 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1326 2010-03-15 Richard Guenther <rguenther@suse.de>
1328 PR tree-optimization/43317
1329 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1331 2010-03-15 Martin Jambor <mjambor@suse.cz>
1333 PR tree-optimization/43141
1334 * tree-sra.c (create_abstract_origin): New function.
1335 (modify_function): Call create_abstract_origin.
1337 2010-03-15 Chris Demetriou <cgd@google.com>
1339 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1342 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1345 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1346 call insert_out_of_ssa_copy for default definitions.
1348 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1350 * graphite-clast-to-gimple.c (my_long_long): Defined.
1351 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1352 * graphite-sese-to-poly.c (my_long_long): Defined.
1353 (scop_ivs_can_be_represented): Use it.
1355 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1357 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1358 graphite-max-bbs-per-function, and loop-block-tile-size.
1359 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1361 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1363 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1365 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1366 forward declaration.
1367 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1368 (add_upper_bounds_from_estimated_nit): New.
1369 (build_loop_iteration_domains): Use it.
1371 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1373 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1375 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1378 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1379 should be an INTEGER_CST. Also handle CASE_CONVERT.
1381 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1383 * graphite.c (graphite_initialize): To bound the number of bbs per
1384 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1385 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1386 * doc/invoke.texi: Document it.
1388 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1390 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1391 * graphite-sese-to-poly.h (build_poly_scop): Same.
1393 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1395 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1396 the number of parameters in the scop. Use as an upper bound
1397 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1398 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1399 * doc/invoke.texi: Document it.
1401 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1403 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1404 * doc/c-tree.texi: Remove.
1405 * doc/generic.texi: Merge c-tree.texi here.
1406 * doc/gccint.texi (Trees): Remove menu entry.
1407 (c-tree.texi): Remove @include.
1408 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1409 * doc/languages.texi (Reading RTL): Ditto.
1411 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1414 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1416 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1419 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1420 code added to work around reload clobbering CONST insns.
1422 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1424 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1425 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1426 (cselib_preserve_only_values): Remove retain argument, don't
1427 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1428 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1429 * var-tracking.c (micro_operation): Move insn field before union.
1430 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1431 (struct variable_tracking_info_def): Remove n_mos field, change
1432 mos into a vector of micro_operations.
1433 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1434 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1435 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1436 changing into a vector.
1437 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1438 come before all other uops generated by add_stores.
1439 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1441 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1442 a vector. Run just one pass over the bbs instead of separate counting
1443 and computation phase.
1444 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1447 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1448 into *nonlocalized_list vector.
1449 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1450 even if origin is non-NULL.
1451 (gen_variable_die): Likewise.
1452 (process_scope_var): Don't change origin.
1453 (gen_decl_die): Likewise.
1454 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1455 before adding new edges instead of after it, fix moving over
1458 2010-03-11 David S. Miller <davem@davemloft.net>
1460 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1462 * configure: Rebuild.
1464 2010-03-11 Martin Jambor <mjambor@suse.cz>
1466 PR tree-optimization/43257
1467 * tree.c (assign_assembler_name_if_neeeded): New function.
1468 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1470 * tree.h (assign_assembler_name_if_neeeded): Declare.
1471 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1472 the function if needed.
1474 2010-03-11 Chris Demetriou <cgd@google.com>
1476 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1477 include/stdint-gcc.h, and include/stdint.h world-readable.
1479 2010-03-11 Richard Guenther <rguenther@suse.de>
1481 PR tree-optimization/43255
1482 * tree-vrp.c (process_assert_insertions_for): Do not insert
1483 asserts for trivial conditions.
1485 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1487 PR tree-optimization/43280
1488 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1489 generation. Move calculation of size out of the if branch.
1490 (find_bswap): Modify compare number generation.
1492 2010-03-11 Richard Guenther <rguenther@suse.de>
1495 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1496 (input_gimple_stmt): Fixup handled component types during
1497 operand read. Also fix up decls in ADDR_EXPRs.
1499 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1501 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1502 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1504 2010-03-10 Jan Hubicka <jh@suse.cz>
1507 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1508 * varasm.c (get_variable_section): Don't do that here...
1509 (make_decl_rtl): ... and here.
1510 (do_assemble_alias): Produce decl RTL.
1511 (assemble_alias): Likewise.
1513 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1516 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1517 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1519 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1520 (based_loc_descr): Only express drap or vdrap regno based expressions
1521 using DW_OP_fbreg when not optimizing.
1522 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1523 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1524 REG_CFA_SET_VDRAP note.
1526 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1528 PR tree-optimization/43236
1529 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1530 error in calculation of base address in reverse iteration case.
1531 (generate_builtin): Take number of latch executions if the statement
1534 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1537 * tree-eh.c: Include pointer-set.h.
1538 (lower_eh_dispatch): Filter out duplicate case labels and
1539 remove the unneeded edge when the label is unused. Return
1540 true when some edges are removed.
1541 (execute_lower_eh_dispatch): When any lowering resulted in
1542 removing an edge, also delete unreachable blocks.
1544 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1547 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1548 UNSPEC_MACHOPIC_OFFSET.
1550 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1553 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1554 (m68k_delegitimize_address): New function.
1556 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1559 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1562 * var-tracking.c (adjust_sets): New function.
1563 (count_with_sets, add_with_sets): Use it.
1564 (get_adjusted_src): New inline function.
1565 (add_stores): Use it.
1568 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1569 call cselib_dummy_expand_value_rtx_cb instead of
1570 cselib_expand_value_rtx_cb.
1573 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1574 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1575 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1576 and .cfi_endproc around the pic thunks.
1577 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1578 all queued unwind info register saves are saved before the call.
1579 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1580 considered as sp-=4 for unwind info and the pop as sp+=4 which
1581 also clobbers dest, but doesn't actually restore it.
1584 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1585 RTX_FRAME_RELATED_P.
1587 2010-03-09 Jie Zhang <jie@codesourcery.com>
1589 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1590 whitespaces in output template.
1592 2010-03-09 Jie Zhang <jie@codesourcery.com>
1594 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1597 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1599 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1600 builtins.exp in a separate job.
1602 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1604 * graphite-sese-to-poly.c (add_param_constraints): Use
1605 lower_bound_in_type and upper_bound_in_type.
1607 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1609 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1610 instead of unsigned_type_node.
1612 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1613 Reza Yazdani <reza.yazdani@amd.com>
1616 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1617 on pointer type parameters.
1619 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1623 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1624 handle conversions from pointer to integers.
1625 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1626 induction variable, to be able to work with code generated by CLooG.
1627 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1628 (build_poly_scop): Bail out if we cannot codegen a loop.
1630 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1632 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1633 code generation with gloog_error.
1635 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1637 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1638 Call fold_convert on all the returned values.
1639 (expand_scalar_variables_expr): Pass to
1640 expand_scalar_variables_ssa_name the type of the resulting expression.
1642 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1644 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1645 ppl_min_for_le_pointset.
1646 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1647 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1649 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1651 * graphite-dependences.c (map_into_dep_poly): Removed.
1652 (dependence_polyhedron_1): Use combine_context_id_scat.
1654 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1656 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1657 (struct poly_bb): Same.
1658 (combine_context_id_scat): New.
1660 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1663 * sese.c (name_defined_in_loop_p): Return false for default
1666 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1668 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1669 and clean up the logic.
1671 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1673 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1676 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1678 * var-tracking.c (remove_cselib_value_chains): Define only for
1680 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1681 delete_slot_part, emit_notes_for_differences_1): Don't call
1682 remove_cselib_value_chains here.
1683 (set_slot_part, emit_notes_for_differences_2): Don't call
1684 add_cselib_value_chains here.
1685 (preserved_values): New vector.
1686 (preserve_value): New function.
1687 (add_uses, add_stores, vt_add_function_parameters): Use it
1688 instead of cselib_preserve_value.
1689 (changed_values_stack): New vector.
1690 (check_changed_vars_0): New function.
1691 (check_changed_vars_1, check_changed_vars_2): Use it.
1692 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1693 changed_values_stack VALUEs.
1694 (vt_emit_notes): For all preserved_values call
1695 add_cselib_value_chains. If ENABLE_CHECKING call
1696 remove_cselib_value_chains before verifying value_chains is empty.
1697 Initialize and free changed_values_stack.
1698 (vt_initialize): Initialize preserved_values.
1699 (vt_finalize): Free preserved_values.
1701 2010-03-08 Richard Guenther <rguenther@suse.de>
1703 PR tree-optimization/43269
1704 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1707 2010-03-08 Martin Jambor <mjambor@suse.cz>
1709 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1710 (ipa_is_param_called): Removed.
1711 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1712 (ipa_print_node_params): Do not print the called flag.
1713 (ipa_write_node_info): Do not stream the called flag.
1714 (ipa_read_node_info): Likewise.
1716 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1719 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1720 * cselib.c (struct expand_value_data): Add dummy field.
1721 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1723 (cselib_dummy_expand_value_rtx_cb): New function.
1724 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1726 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1727 * var-tracking.c: Include pointer-set.h.
1728 (variable): Change n_var_parts to char from int. Add
1729 cur_loc_changed and in_changed_variables fields.
1730 (variable_canonicalize): Remove.
1731 (shared_var_p): New inline function.
1732 (unshare_variable): Maintain cur_loc_changed and
1733 in_changed_variables fields. If var was in changed_variables,
1734 replace it there with new_var. Just copy cur_loc instead of
1735 resetting it to something else.
1736 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1737 (dataflow_set_union): Don't call variable_canonicalize.
1738 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1739 of their DEBUG_EXPR_TREE_DECLs.
1740 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1741 and in_changed_variables and cur_loc_changed is false.
1742 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1743 and cur_loc_changed. Don't update cur_loc here.
1744 (variable_merge_over_src): Don't call variable_canonicalize.
1745 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1746 removing loc that is equal to cur_loc, clear cur_loc,
1747 set cur_loc_changed and ensure variable_was_changed is called.
1748 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1749 compare pointers in cur_loc check, if it is equal to loc,
1750 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1751 (variable_different_p): Remove compare_current_location argument,
1752 don't compare cur_loc.
1753 (dataflow_set_different_1): Adjust variable_different_p caller.
1754 (variable_was_changed): If dv had some var in changed_variables
1755 already, reset in_changed_variables flag for it and propagate
1756 cur_loc_changed over to the new variable. On empty var
1757 always set cur_loc_changed. Set in_changed_variables on whatever
1758 var is added to changed_variables.
1759 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1760 Use shared_var_p. When removing loc that is equal to cur_loc,
1761 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1762 end, don't set it to something else, just call variable_was_changed.
1763 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1764 loc being removed, clear cur_loc and set cur_loc_changed.
1765 Set cur_loc_changed if all locations have been removed.
1766 (struct expand_loc_callback_data): New type.
1767 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1768 allocated. Always create SUBREGs if simplify_subreg failed.
1769 Prefer to use cur_loc, when that fails and still in
1770 changed_variables (and seen first time) recompute it. Set
1771 cur_loc_changed of variables which had to change cur_loc and
1772 compute elcd->cur_loc_changed if any of the subexpressions used
1773 had to change cur_loc.
1774 (vt_expand_loc): Adjust to pass arguments in
1775 expand_loc_callback_data structure.
1776 (vt_expand_loc_dummy): New function.
1777 (emitted_notes): New variable.
1778 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1779 that weren't used for any other decl in current
1780 emit_notes_for_changes call call vt_expand_loc_dummy to update
1781 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1782 first loc_chain location if NULL before. Always use just
1783 cur_loc instead of first loc_chain location. When cur_loc_changed
1784 is false, when not --enable-checking=rtl just don't emit any note.
1785 When rtl checking, compute the note and assert it is the same
1786 as previous note. Clear cur_loc_changed and in_changed_variables
1787 at the end before removing from changed_variables.
1788 (check_changed_vars_3): New function.
1789 (emit_notes_for_changes): Traverse changed_vars to call
1790 check_changed_vars_3 on each changed var.
1791 (emit_notes_for_differences_1): Clear cur_loc_changed and
1792 in_changed_variables. Recompute cur_loc of new_var.
1793 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1794 (vt_emit_notes): Initialize and destroy emitted_notes.
1796 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1798 PR rtl-optimization/42220
1799 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1800 Use verify_reg_tracked to determine if we should use OP_OUT rather
1802 (build_def_use): If we see an in-out operand for a register that we
1803 know nothing about, treat is an output if possible, fail the block if
1806 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1809 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1812 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1815 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1816 uses of relevant DEFs that are dead outside the loop too.
1818 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1820 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1822 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1824 * var-tracking.c (values_to_unmark): New variable.
1825 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1826 values_to_unmark vector. Moved body to...
1827 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1828 instead queue it into values_to_unmark vector.
1829 (vt_find_locations): Free values_to_unmark vector.
1831 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1833 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1834 (site.exp): Export them when plugins are enabled.
1836 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1839 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1841 (chrec_fold_multiply): Same.
1843 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1846 * c-decl.c (build_compound_literal): Return early if init is
1849 2010-03-04 Martin Jambor <mjambor@suse.cz>
1851 PR tree-optimization/43164
1852 PR tree-optimization/43191
1853 * tree-sra.c (type_consists_of_records_p): Reject records with
1854 zero-size bit-fields at the end.
1856 2010-03-04 Mike Stump <mikestump@comcast.net>
1858 * Makefile.in (TAGS): Remove *.y.
1860 2010-03-04 Richard Guenther <rguenther@suse.de>
1862 PR tree-optimization/40761
1863 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1865 (my_rev_post_order_compute): New function.
1866 (init_pre): Call it.
1868 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1871 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1872 decrease the cost of an IV candidate when the cost is infinite.
1874 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1876 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1877 Use '3DNow!' for the extension of that name, ensure normal space
1879 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1881 2010-03-03 Jeff Law <law@redhat.com>
1883 * PR middle-end/32693
1884 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1885 than gen_rtx_SUBREG.
1886 (extract_bit_field_1): Likewise.
1888 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1890 * doc/sourcebuild.texi (Test directives): Document that arguments
1891 include-opts and exclude-opts are now optional for dg-skip-if,
1892 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1894 2010-03-03 Jason Merrill <jason@redhat.com>
1897 * cgraph.h (varpool_node): Add extra_name field.
1898 * varpool.c (varpool_extra_name_alias): New.
1899 (varpool_assemble_decl): Emit extra name aliases.
1900 (varpool_mark_needed_node): Look past an extra name alias.
1901 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1902 * lto-streamer-in.c (lto_input_tree): Read it.
1903 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1905 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1907 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1908 (sparc*-*-solaris2*): ...this.
1910 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1913 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1914 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1915 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1916 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1919 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1920 fallthrough to default handling, just with want_address 0 instead of 2.
1921 For single element lists, add_AT_loc directly, otherwise create an
1922 artificial variable DIE and stick location list to it.
1925 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1926 (VAL_EXPR_HAS_REVERSE): Define.
1927 (reverse_op): New function.
1928 (add_stores): For reversible operations add an extra MO_VAL_USE.
1930 2010-03-02 Jason Merrill <jason@redhat.com>
1932 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1934 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1936 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1937 (sparc64-*-linux*): Likewise.
1938 (sparc64-*-solaris2*): Include assembler files before linker ones.
1939 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1940 * config/sparc/gas.h: Delete.
1941 * config/sparc/sol2-64.h: Add copyright notice.
1942 * config/sparc/sol2-gas-bi.h: Likewise.
1943 * config/sparc/sol2-gld.h: Likewise.
1944 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1945 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1946 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1947 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1948 (sparc_elf_asm_named_section): Rename into...
1949 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1951 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1953 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1955 2010-03-02 Jeff Law <law@redhat.com>
1958 * reload1.c (rtx_p, substitute_stack): Declare.
1959 (substitute): Record addresses of changed rtxs.
1960 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1961 Restore the original rtx when complete.
1962 (reload): Free subsitute_stack when complete.
1964 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1966 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1967 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1969 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1970 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1971 Torture Tests): Change from subsection to section.
1973 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1974 Steven Bosscher <steven@gcc.gnu.org>
1976 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1979 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1982 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1983 the assignment from the new induction variable to the assignment
1984 of the value from the original loop PHI function.
1986 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1987 Daniel Jacobowitz <dan@codesourcery.com>
1989 * doc/sourcebuild.texi (Test directives): Clarify options to
1992 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1994 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1995 Disable cfi directives unless GCC and gas agree on using read-only
1996 .eh_frame sections for 64-bit.
1997 * configure: Regenerate.
1999 2010-03-01 Richard Guenther <rguenther@suse.de>
2001 PR tree-optimization/43220
2002 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2003 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2005 2010-03-01 Richard Guenther <rguenther@suse.de>
2006 Martin Jambor <mjambor@suse.cz>
2009 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2010 gimplified parameters.
2012 2010-03-01 Christian Bruel <christian.bruel@st.com>
2014 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2016 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2018 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2020 2010-03-01 Richard Guenther <rguenther@suse.de>
2023 * expr.c (expand_assignment): Use the alias-oracle to tell
2024 if the rhs aliases the result decl.
2026 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2029 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2030 to sol_gt_pch_get_address.
2031 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2032 64-bit, SPARC and x86.
2033 (sol_gt_pch_get_address): New function.
2035 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2037 * toplev.h (inform_n, error_n): Declare.
2038 * diagnostic.c (inform_n, error_n): New function.
2040 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2042 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2043 has no rtl yet when processing local_decls, queue it and recheck
2044 if deferred stack allocation hasn't assigned it rtl.
2046 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2048 * config/sh/sh.c (unspec_bbr_uid): New.
2049 (gen_block_redirect): Use it instead of INSN_UID.
2050 (gen_far_branch): Likewise.
2052 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2054 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2055 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2057 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2059 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2060 (Warning Options): -Wno-conversion-null is valid for
2061 Objective-C++ as well.
2062 * doc/tm.texi (Named Address Spaces): Likewise.
2063 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2064 * doc/tree-ssa.texi (Tree SSA): Likewise.
2066 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2069 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2070 by default. Don't set the default arch for
2071 i[34567]86-*-darwin*|x86_64-*-darwin*.
2073 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2076 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2077 default. Set the default 32bit/64bit archs with $with_arch
2078 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2080 2010-02-27 Richard Guenther <rguenther@suse.de>
2082 PR tree-optimization/43186
2083 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2084 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2085 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2086 unroller iterations.
2088 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2090 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2091 required and i[34567]86-*-* targets don't support 64bit ISA.
2093 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2096 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2099 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2101 * config.gcc: Set the default arch at least to Prescott for
2102 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2103 if SSE math is enabled.
2105 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2107 * diagnostic.c (diagnostic_initialize): Update.
2108 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2110 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2111 (diagnostic_inhibit_notes): New.
2112 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2114 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2117 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2118 * doc/standards.texi: Likewise.
2119 * doc/extend.texi: Likewise.
2120 * doc/trouble.texi: Likewise.
2121 * doc/cppopts.texi: Likewise.
2122 * doc/install.texi: Likewise.
2123 * c.opt (std=c90,std=gnu90): New options.
2124 * c-opts.c (c_common_handle_option): Handle them.
2126 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2129 * c-decl.c (undeclared_variable): Use an informative note.
2131 2010-02-26 Richard Guenther <rguenther@suse.de>
2133 PR tree-optimization/43186
2134 * gimple.h (gimple_fold): Remove.
2135 * gimple.c (gimple_fold): Remove. Inline into single user ...
2136 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2137 Try harder for conditions.
2139 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2142 * function.c (used_types_insert): Don't skip through named pointer
2143 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2144 and it is different from the main variant's type.
2146 2010-02-26 Nick Clifton <nickc@redhat.com>
2148 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2150 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2152 * config.gcc: Support --with-fpmath=sse for x86.
2154 * config/i386/ssemath.h: New.
2156 * doc/install.texi (--with-fpmath=sse): Documented.
2158 2010-02-26 Richard Guenther <rguenther@suse.de>
2160 PR tree-optimization/43188
2161 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2162 vector types of over-aligned element type.
2164 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2167 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2168 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2170 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2172 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2174 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2176 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2177 * var-tracking.c: Include diagnostic.h.
2178 (debug_dv): New function.
2179 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2182 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2183 (add_value_chain, add_value_chains, remove_value_chain,
2184 remove_value_chains): Handle DEBUG_EXPRs.
2185 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2188 * regcprop.c (struct queued_debug_insn_change): New type.
2189 (struct value_data_entry): Add debug_insn_changes field.
2190 (struct value_data): Add n_debug_insn_changes field.
2191 (debug_insn_changes_pool): New variable.
2192 (free_debug_insn_changes, apply_debug_insn_changes,
2193 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2194 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2195 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2197 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2199 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2200 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2201 changes, call cprop_find_used_regs via note_stores.
2202 (copyprop_hardreg_forward): When copying vd from predecessor
2203 which has any queued DEBUG_INSN changes, make sure the pointers are
2204 cleared. At the end call df_analyze and then if there are any
2205 DEBUG_INSN changes queued at the end of some basic block for still
2206 live registers, apply them.
2207 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2209 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2211 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2214 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2216 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2217 targets. Set the default with_cpu/with_arch from arch/cpu.
2218 Allow x86-64 and native for with_cpu/with_arch.
2220 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2222 * ebitmap.c: Change calls to verify_popcount with calls to
2223 sbitmap_verify_popcount.
2224 (ebitmap_clear_bit): Fixed map->cacheindex test and
2225 map>cache update when bit clearing results in an empty
2228 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2231 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2232 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2233 and support both V2DF and V2DI modes.
2234 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2235 support both V2DF and V2DI modes.
2236 (general): Delete trailing whitespace from a few patterns.
2238 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2239 V2DF/V2DI interleave high/low builtins.
2241 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2244 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2245 interleave high/low functions.
2247 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2249 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2250 #pragma extern_prefix.
2252 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2255 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2256 BLKmode, assert op0 is a MEM and just adjust its mode.
2259 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2260 if bitpos isn't multiple of mode's bitsize.
2262 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2264 * c.opt (-ftemplate-depth=): New.
2265 (-ftemplate-depth-): Deprecate.
2266 * optc-gen.awk: Handle -ftemplate-depth=.
2267 * opth-gen.awk: Likewise.
2268 * c-opts.c (c_common_handle_option): Likewise.
2269 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2271 2010-02-24 Jason Merrill <jason@redhat.com>
2273 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2275 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2277 * cfg.c (alloc_aux_for_block): Remove inline.
2278 (alloc_aux_for_edge): Likewise.
2280 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2282 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2284 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2286 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2287 * config/i386/sol2-gas.h: New file.
2288 * config.gcc (i[34567]86-*-solaris2*): Use it.
2290 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2293 * c-typeck.c (ep_convert_and_check): New.
2294 (build_conditional_expr): Use it.
2295 (build_binary_op): Likewise.
2297 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2299 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2302 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2303 bounds even for -O+.
2304 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2305 expr needs to have DECL_NAME set.
2307 2010-02-24 Nick Clifton <nickc@redhat.com>
2309 * config/mep/mep.c: Include gimple.h.
2310 (mep_function_uses_sp): Delete unused function.
2311 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2312 parameters. Use unsigned integers to count args. Return a
2313 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2315 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2318 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2319 greater or equal to nelt instead of 2 * nelt.
2320 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2323 2010-02-23 Jason Merrill <jason@redhat.com>
2326 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2327 in cfun->local_decls even if they have register types.
2330 * stor-layout.c (place_field): Don't warn about unnecessary
2331 DECL_PACKED if the type is packed.
2333 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2336 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2337 GOTOFF relocs, even when the base reg isn't pic pointer.
2339 2010-02-23 Michael Matz <matz@suse.de>
2342 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2343 (expand_gimple_basic_block): Generate and use debug temps if there
2344 are debug uses left after the last real use of TERed ssa names.
2345 Unlink debug immediate uses when they are expanded.
2347 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2350 * config/i386/i386.c (override_options): Reorganise to provide
2351 better error messages.
2353 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2356 * graphite-scop-detection.c (create_single_exit_edge): Move
2357 the call to find_single_exit_edge to....
2358 (create_sese_edges): ...here. Don't handle multiple edges
2359 exiting the function.
2360 (build_graphite_scops): Don't handle multiple edges
2361 exiting the function.
2363 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2366 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2367 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2369 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2372 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2374 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2377 * c-typeck.c (convert_arguments): Print declaration location.
2378 * c-common.c (validate_nargs): Rename as
2379 builtin_function_validate_nargs.
2380 (check_builtin_function_arguments): Update.
2382 2010-02-22 Richard Guenther <rguenther@suse.de>
2385 * tree-inline.c (declare_return_variable): Use the type of
2386 the call stmt lhs if available.
2388 2010-02-22 Duncan Sands <baldrick@free.fr>
2390 * passes.c (register_pass): Always consider all pass lists when
2391 ref_pass_instance_number is zero.
2393 2010-02-22 Richard Guenther <rguenther@suse.de>
2395 PR tree-optimization/42749
2396 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2397 parameter. Do arithmetic in the original type.
2398 (update_accumulator_with_ops): Likewise.
2399 (adjust_accumulator_values): Adjust.
2401 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2403 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2404 (QI to BLKmode splitter): New splitter.
2406 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2408 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2409 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2411 2010-02-22 Richard Guenther <rguenther@suse.de>
2413 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2415 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2417 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2418 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2419 ($(T)crti.o, $(T)crtn.o): Remove rules.
2421 2010-02-21 Tobias Burnus <burnus@net-b.de>
2424 * doc/invoke.texi (-fassociative-math): Document that this
2425 option is automatically enabled for Fortran.
2427 2010-02-20 David S. Miller <davem@davemloft.net>
2429 * configure.ac: Test if linker and assembler properly support
2430 GOTDATA_OP relocations.
2431 * configure: Rebuild.
2432 * config.in: Likewise.
2433 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2434 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2435 (movsi_high_pic): Likewise.
2436 (movdi_lo_sum_pic): Likewise.
2437 (movdi_high_pic): Likewise.
2438 (movsi_pic_gotdata_op): New pattern.
2439 (movdi_pic_gotdata_op): Likewise.
2440 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2441 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2443 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2446 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2447 attribute to ssemul.
2448 (xop_mulv2div2di3_high): Ditto.
2450 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2453 * c.opt (Wconversion-null): New option.
2454 * doc/invoke.texi (Wconversion-null): Document.
2456 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2458 * common.opt (Wlarger-than-): Add Undocumented.
2460 2010-02-19 Mike Stump <mikestump@comcast.net>
2462 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2464 2010-02-19 Jason Merrill <jason@redhat.com>
2467 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2468 * configure: Likewise.
2470 2010-02-20 Alan Modra <amodra@gmail.com>
2473 * cgraph.h (cgraph_make_decl_local): Declare.
2474 * cgraph.c (cgraph_make_decl_local): New function.
2475 (cgraph_make_node_local): Use it.
2476 * cgraphunit.c (cgraph_function_versioning): Likewise.
2477 * ipa.c (function_and_variable_visibility): Likewise.
2479 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2482 * except.c (sjlj_emit_function_enter): Don't call
2483 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2485 * rtl.h (add_reg_br_prob_note): Remove prototype.
2487 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2490 * c-common.c (conversion_warning): Remove widening conversions
2491 before checking the conversion of integers to reals.
2493 2010-02-19 Mike Stump <mikestump@comcast.net>
2496 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2499 * cgraphunit.c (process_function_and_variable_attributes): Check
2500 DECL_PRESERVE_P instead of looking up attribute "used".
2501 * ipa-pure-const.c (check_decl): Likewise.
2502 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2503 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2504 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2505 instead of attribute "used".
2506 * config/sol2-c.c (solaris_pragma_init): Likewise.
2507 (solaris_pragma_fini): Likewise.
2509 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2511 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2512 Use XCNEW instead of xcalloc.
2513 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2514 XNEW instead of xmalloc.
2515 (get_fields): Use XNEWVEC instead of xmalloc.
2518 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2519 populate vars array.
2520 (create_new_general_access): For debug stmts just reset value.
2521 (get_stmt_accesses): For accesses within debug stmts just record them
2522 using add_access_to_acc_sites instead of preventing the peeling or
2523 counting them as accesses.
2526 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2528 2010-02-19 Richard Guenther <rguenther@suse.de>
2530 PR tree-optimization/42916
2531 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2534 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2536 * configure.ac: Replace all uses of changequote in macro arguments
2537 with proper quoting.
2539 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2542 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2544 2010-02-19 Richard Guenther <rguenther@suse.de>
2546 PR tree-optimization/42944
2547 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2548 test for aliasing with errno.
2550 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2553 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2554 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2555 * dojump.c: Include output.h.
2556 (inv): New inline function.
2557 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2558 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2559 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2560 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2561 argument, pass it down to other calls.
2562 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2563 add REG_BR_PROB note to the conditional jump.
2564 * cfgexpand.c (add_reg_br_prob_note): Removed.
2565 (expand_gimple_cond): Don't call it, add the probability
2566 as last argument to jumpif_1/jumpifnot_1.
2567 * Makefile.in (dojump.o): Depend on output.h.
2568 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2570 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2571 * stmt.c (do_jump_if_equal): Likewise.
2572 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2573 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2574 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2576 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2577 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2578 jumpifnot_1 callers.
2579 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2581 (store_expr): Adjust jumpifnot caller.
2582 (store_constructor): Adjust jumpif caller.
2585 * gimplify.c (gimple_boolify): For __builtin_expect call
2586 gimple_boolify also on its first argument.
2588 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2590 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2592 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2593 * configure: Regenerated.
2595 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2597 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2598 lang_hooks.types_compatible_p instead of comptypes.
2600 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2602 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2603 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2604 if __prefer_thumb__ is defined.
2606 2010-02-18 Martin Jambor <mjambor@suse.cz>
2608 PR tree-optimization/43066
2609 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2610 array with zero-sized element type.
2612 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2614 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2615 rtx, allocate struct var_loc_node here and return it to the
2616 caller, and only if it is actually needed.
2617 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2618 move it earlier and return immediately if it returns NULL.
2620 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2622 * config/sparc/gas.h: New file. Restore
2623 TARGET_ASM_NAMED_SECTION to its ELF default.
2624 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2626 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2627 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2628 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2629 after sparc/sysv4.h.
2631 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2633 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2635 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2637 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2638 patterns from predicated pattern.
2640 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2643 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2644 for insn mnemonic suffix.
2646 2010-02-17 Richard Guenther <rguenther@suse.de>
2648 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2651 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2654 * caller-save.c (save_call_clobbered_regs): If BB ends with
2655 a DEBUG_INSN, move any notes in between last real insn and the last
2656 DEBUG_INSN after the last DEBUG_INSN.
2658 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2660 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2661 Fix return type. Fix argument type. Explain meaning of return value.
2663 2010-02-16 Richard Guenther <rguenther@suse.de>
2665 PR tree-optimization/41043
2666 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2667 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2669 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2671 2010-02-16 Ira Rosen <irar@il.ibm.com>
2673 PR tree-optimization/43074
2674 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2675 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2676 vectorizable cycles in hybrid SLP check.
2677 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2679 2010-02-16 Richard Guenther <rguenther@suse.de>
2681 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2682 (true_dependence): If memrefs_conflict_p computes must-alias
2683 trust it. Move TBAA check after offset-based disambiguation.
2684 (canon_true_dependence): Likewise.
2686 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2688 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2689 * doc/invoke.texi: Document it.
2690 * var-tracking.c: Include toplev.h and params.h.
2691 (vt_find_locations): Return bool indicating success. Compute
2692 hash sizes unconditionally. Check new parameter, report.
2693 (variable_tracking_main_1): Check vt_find_locations results and
2694 retry. Renamed from...
2695 (variable_tracking_main): ... this. New wrapper to preserve
2696 flag_var_tracking_assignments.
2697 * Makefile.in (var-tracking.o): Adjust dependencies.
2699 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2700 Jakub Jelinek <jakub@redhat.com>
2703 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2704 if weak_import attribute is present.
2705 * config/darwin.c (machopic_select_section): Likewise.
2707 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2709 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2710 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2711 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2712 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2714 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2716 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2719 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2720 Rewrite text to refer to the names.
2722 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2724 * config/i386/i386-builtin-types.def
2725 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2726 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2727 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2728 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2729 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2730 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2731 IX86_BUILTIN_VPERMIL2PS256.
2732 (MULTI_ARG_4_DF2_DI_I): Defined.
2733 (MULTI_ARG_4_DF2_DI_I1): Defined.
2734 (MULTI_ARG_4_SF2_SI_I): Defined.
2735 (MULTI_ARG_4_SF2_SI_I1): Defined.
2736 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2737 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2738 __builtin_ia32_vpermil2ps256.
2739 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2740 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2741 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2742 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2743 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2744 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2745 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2746 CODE_FOR_xop_vpermil2v8sf3.
2747 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2748 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2749 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2750 (_mm256_permute2_pd): New.
2751 (_mm_permute2_ps): New.
2752 (_mm256_permute2_ps): New.
2754 2010-02-15 Nick Clifton <nickc@redhat.com>
2756 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2757 boolean parameters. Use emit_jump_insn when emitting a pop
2758 instruction containing a return insn.
2759 (push): Use 'true' rather than '1' as second parameter to F.
2760 (h8300_expand_prologue): Likewise.
2761 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2762 (h8300_expand_epilogue): Likewise.
2764 2010-02-15 Richard Guenther <rguenther@suse.de>
2767 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2770 2010-02-15 Nick Clifton <nickc@redhat.com>
2772 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2775 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2777 * intl.c (fake_ngettext): New function.
2778 * intl.h (fake_ngettext): Declare.
2779 (ngettext): Define macro.
2780 * collect2.c (notice_translated): New function.
2781 (main): Use notice_translated and ngettext.
2782 * collect2.h (notice_translated): Declare.
2784 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2786 * reorg.c (delete_computation): Comment fixes.
2787 * caller-save.c (setup_save_areas): Idem.
2788 * sel-sched-dump.c (dump_lv_set): Idem.
2791 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2793 * config/s390/s390.c (s390_sched_init): New function.
2794 (TARGET_SCHED_INIT): Target hook defined.
2796 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2797 Jack Howarth <howarth@bromo.med.uc.edu>
2798 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2801 Partial revert of unintended change in fix for PR41605.
2802 * config/darwin.h: Fix typo.
2803 * config/darwin9.h: Same.
2805 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2807 * c-pch.c (pch_init): Clear v.
2809 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2812 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2813 graphite_can_represent_init for MULT_EXPR.
2815 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2819 * graphite-sese-to-poly.c (remove_phi): New.
2820 (translate_scalar_reduction_to_array): Call remove_phi.
2822 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2825 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2826 * graphite-clast-to-gimple.h (gloog): Update declaration.
2827 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2828 * graphite-poly.h (struct poly_bb): Add missing comments.
2829 (struct scop): Add poly_scop_p field.
2831 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2832 * graphite.c (graphite_transform_loops): Build the polyhedral
2833 representation for each scop before code generation.
2834 * sese.c (rename_variables_in_operand): Removed.
2835 (rename_variables_in_expr): Return the renamed expression.
2836 (rename_sese_parameters): New.
2837 * sese.h (rename_sese_parameters): Declared.
2839 2010-02-11 Richard Guenther <rguenther@suse.de>
2841 PR tree-optimization/42998
2842 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2843 POINTER_PLUS_EXPR properly.
2845 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2846 Changpeng Fang <changpeng.fang@amd.com>
2849 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2850 the cost of an IV candidate when the IV is used in a test against zero.
2852 * gcc.dg/tree-ssa/ivopts-3.c: New.
2854 2010-02-11 Richard Guenther <rguenther@suse.de>
2857 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2858 pointer-vs-decl case by swapping refs. Handle some cases
2859 of pointer-vs-decl disambiguations more conservatively.
2860 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2861 to false after expanding.
2863 2010-02-11 Richard Guenther <rguenther@suse.de>
2866 * gcc.c (process_command): Handle LTO file@offset case more
2869 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2871 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2872 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2874 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2876 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2877 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2878 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2879 Optimize eq/ne comparisons when both arguments are known to be
2881 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2882 Don't mask operands unnecessarily if they are known to be already
2885 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2887 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2890 2010-02-10 Richard Guenther <rguenther@suse.de>
2892 PR tree-optimization/43017
2893 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2894 for wrapping signed arithmetic.
2896 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2899 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2900 if no debug info should be emitted for it.
2902 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2904 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2905 note when flag_exceptions is set.
2907 2010-02-10 Duncan Sands <baldrick@free.fr>
2909 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2911 2010-02-10 Richard Guenther <rguenther@suse.de>
2914 * tree.c (get_unwidened): Handle constants.
2915 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2917 2010-02-10 Martin Jambor <mjambor@suse.cz>
2920 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2921 check for variable argument counts independently.
2923 2010-02-10 Christian Bruel <christian.bruel@st.com>
2926 * config/sh/sh.c (find_barrier): Increase length for non delayed
2927 conditional branches.
2929 2010-02-10 Christian Bruel <christian.bruel@st.com>
2931 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2933 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2935 * builtins.c (set_builtin_user_assembler_name): Also handle
2936 ffs if int is smaller than word.
2938 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2941 * ira-conflicts.c (get_dup): Remove.
2942 (process_reg_shuffles): Add new parameter. Use it as an
2943 additional guard for copy generation.
2944 (add_insn_allocno_copies): Rewrite.
2946 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2948 * common.opt (fsched2-use-traces): Preserved for backward
2950 * doc/invoke.texi: Remove the documentation about option
2951 -fsched2-use-traces.
2952 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2953 flag_sched2_use_traces.
2954 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2955 the backward compatibility flag section.
2957 2010-02-09 Richard Guenther <rguenther@suse.de>
2959 PR tree-optimization/43008
2960 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2961 make HEAP variables initialized from global memory if they
2962 are not known builtin functions.
2963 (find_func_aliases): Adjust.
2965 2010-02-09 Richard Guenther <rguenther@suse.de>
2967 PR tree-optimization/43000
2968 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2969 arithmetic manually.
2971 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2973 PR tree-optimization/42931
2974 * tree-loop-linear.c (try_interchange_loops): Don't call
2975 double_int_mul if estimated_loop_iterations failed.
2977 2010-02-08 Martin Jambor <mjambor@suse.cz>
2980 * tree-sra.c (build_accesses_from_assign): Do not mark in
2981 should_scalarize_away_bitmap if stmt has volatile ops.
2982 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2985 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2987 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2989 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2991 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2994 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2997 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2999 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3002 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3003 to unknown_dependence.
3004 (graphite_legal_transform_dr): Handle the unknown_dependence.
3005 (graphite_carried_dependence_level_k): Same.
3007 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3009 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3011 2010-02-07 Richard Guenther <rguenther@suse.de>
3014 * expr.c (get_inner_reference): Always initialize *pbitsize.
3016 2010-02-07 Richard Guenther <rguenther@suse.de>
3019 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3020 new ARRAY_REFs on variable size element or minimal index arrays.
3022 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3023 gimple_fold_indirect_ref.
3025 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3028 * arm.c (arm_override_options): Just return if the user has specified
3029 an invalid fpu name.
3031 2010-02-03 Jason Merrill <jason@redhat.com>
3034 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3035 i386_pe_maybe_record_exported_symbol.
3037 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3040 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3041 (pa_delegitimize_address): New function.
3043 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3045 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3046 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3048 2010-02-05 Richard Guenther <rguenther@suse.de>
3051 * lto-streamer-in.c (get_resolution): Deal with references
3052 to undefined functions.
3054 2010-02-05 Richard Guenther <rguenther@suse.de>
3056 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3057 (fold_const_aggregate_ref): Likewise.
3058 (ccp_fold_stmt): Substitute loads.
3059 (maybe_fold_reference): Verify types before substituting.
3061 (fold_gimple_assign): Unshare properly.
3062 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3064 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3066 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3067 for rs6000_gen_cell_microcode.
3069 2010-02-04 Richard Guenther <rguenther@suse.de>
3071 PR rtl-optimization/42952
3072 * dse.c (const_or_frame_p): Remove MEM handling.
3074 2010-02-04 Nick Clifton <nickc@redhat.com>
3076 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3077 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3078 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3079 (mn10300_asm_output_mi_thunk): New function.
3080 (mn10300_can_output_mu_thunk): New function.
3081 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3082 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3083 (FUNCTION_ARG): Delete incorrect comment.
3085 2010-02-03 Jason Merrill <jason@redhat.com>
3088 * fold-const.c (operand_equal_p): Handle erroneous types.
3090 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3092 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3094 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3096 PR rtl-optimization/42941
3097 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3100 2010-02-03 Jason Merrill <jason@redhat.com>
3103 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3105 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3108 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3109 (cselib_reset_table): Renamed from...
3110 (cselib_reset_table_with_next_value): ... this.
3111 (cselib_get_next_uid): Renamed from...
3112 (cselib_get_next_unknown_value): ... this.
3113 * cselib.c (next_uid): Renamed from...
3114 (next_unknown_value): ... this.
3115 (cselib_clear_table): Adjust.
3116 (cselib_reset_table): Adjust. Renamed from...
3117 (cselib_reset_table_with_next_value): ... this.
3118 (cselib_get_next_uid): Adjust. Renamed from...
3119 (cselib_get_next_unknown_value): ... this.
3120 (get_value_hash): Use hash.
3121 (cselib_hash_rtx): Likewise.
3122 (new_cselib_val): Adjust. Set and dump uid.
3123 (cselib_lookup_mem): Pass next_uid as hash.
3124 (cselib_subst_to_values): Likewise.
3125 (cselib_log_lookup): Dump uid.
3126 (cselib_lookup): Pass next_uid as hash. Adjust.
3127 (cselib_process_insn): Adjust.
3128 (cselib_init): Initialize next_uid.
3129 (cselib_finish): Adjust.
3130 (dump_cselib_table): Likewise.
3131 * dse.c (canon_address): Dump value uid.
3132 * print-rtl.c (print_rtx): Print value uid.
3133 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3135 (dv_uid): New function, sort of renamed from...
3136 (dv_htab_hash): ... this, reimplemented in terms of it and...
3137 (dv_uid2hash): ... this. New.
3138 (variable_htab_eq): Drop excess assertions.
3139 (tie_break_pointers): Removed.
3140 (canon_value_cmp): Compare uids.
3141 (variable_post_merge_New_vals): Print uids.
3142 (vt_add_function_parameters): Adjust.
3143 (vt_initialize): Reset table. Adjust.
3145 2010-02-03 Richard Guenther <rguenther@suse.de>
3147 PR tree-optimization/42944
3148 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3149 (call_may_clobber_ref_p_1): Likewise. Properly handle
3150 malloc and calloc clobbering errno.
3152 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3154 * doc/invoke.texi: Fix name of sched1 dump.
3156 * opts.c (decode_options): Set flag_tree_switch_conversion
3157 only conditionally on optimize >= 2.
3159 * gcse.c: Assorted comment fixes in pass description.
3161 2010-02-03 Anthony Green <green@moxielogic.com>
3163 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3164 nop padding in order to maintain alignment of storage location of
3165 target function address.
3166 (moxie_trampoline_init): Store target function address at newly
3168 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3170 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3172 2010-02-03 Richard Guenther <rguenther@suse.de>
3175 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3177 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3179 * config.gcc: Reenable check for obsolete targets.
3180 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3181 mips-sgi-irix6.[0-4]*.
3183 2010-02-02 Nick Clifton <nickc@redhat.com>
3185 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3186 constant size of 4 as being the same as 0.
3187 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3188 can take values in the range 0..4.
3190 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3193 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3194 as _darwin10_Unwind_FindEnclosingFunction().
3195 * libgcc-libsystem.ver: New.
3197 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3200 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3201 implicitly set registers.
3203 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3205 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3206 (arm_override_options): Allow automatic selection of the thread
3207 pointer register if thumb2.
3208 (legitimize_pic_address): Improve code sequences for Thumb2.
3209 (arm_call_tls_get_addr): Likewise.
3210 (legitimize_tls_address): Likewise.
3211 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3212 (pic_load_addr_32bit): ... this. New named pattern.
3213 * thumb2.md (pic_load_addr_thumb2): Delete.
3214 (pic_load_dot_plus_four): Delete.
3215 (tls_load_dot_plus_four): New named pattern.
3217 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3220 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3221 Document fix for TLS bug.
3223 2010-01-31 Richard Guenther <rguenther@suse.de>
3225 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3226 conservatively correct.
3228 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3232 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3234 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3236 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3238 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3240 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3242 * config.gcc: Adjust order of makefile fragments for mingw targets.
3244 2010-01-31 Richard Guenther <rguenther@suse.de>
3247 * gimplify.c (gimplify_init_constructor): For volatile LHS
3248 initialize a temporary.
3250 2010-01-31 Matthias Klose <doko@ubuntu.com>
3252 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3254 * configure: Regenerate.
3256 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3258 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3259 the same alias set and their sizes different constantness.
3260 (aliasing_component_refs_p): Revert 2009-10-24 change.
3262 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3264 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3267 2010-01-29 Richard Guenther <rguenther@suse.de>
3269 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3270 Assert we successfully updated the call.
3272 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3274 PR rtl-optimization/42889
3275 * df.h (df_set_bb_dirty_nonlr): New prototype.
3276 * df-core.c (df_set_bb_dirty_nonlr): New function.
3277 * df-scan.c (df_insn_rescan): Call it instead of
3278 df_set_bb_dirty for DEBUG_INSNs.
3280 2010-01-29 Richard Guenther <rguenther@suse.de>
3283 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3284 quadratic behavior in most cases.
3286 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3289 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3290 in the call to gen_x86_movsicc_0_m1.
3292 2010-01-28 Richard Guenther <rguenther@suse.de>
3294 PR tree-optimization/42871
3295 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3297 2010-01-28 Richard Guenther <rguenther@suse.de>
3299 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3300 into call arguments.
3302 2010-01-28 Richard Guenther <rguenther@suse.de>
3305 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3306 the forwarder if the destination is an EH landing pad.
3308 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3310 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3311 block list passed to gimple_duplicate_sese_tail.
3312 (parallelize_loops): Avoid parallelization when the function
3314 Avoid parallelization when the preheader is IRREDUCIBLE.
3315 Try to optimize when estimated_loop_iterations_int is unresolved.
3316 Add the loop's location to the dump file.
3317 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3318 (gimple_duplicate_sese_tail): Remove the check for the latch.
3319 Redirect nexits to the exit block.
3320 Remove handling of the incoming edges to the latch.
3321 Redirect the backedge from the copied latch to the exit bb.
3323 2010-01-28 Michael Matz <matz@suse.de>
3326 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3327 Wrap force_reg into a sequence, emit it before user.
3329 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3331 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3333 (arm_legacy_rev): Likewise.
3334 (thumb_legacy_rev): Likewise.
3336 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3338 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3339 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3340 on MEM's address failed, try avoid_constant_pool_reference and
3341 recurse if it returned something different.
3342 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3343 address, try avoid_constant_pool_reference and recurse if it
3344 returned something different.
3345 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3346 address and avoid_constant_pool_reference returned something
3347 different, don't set have_address.
3349 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3352 * var-tracking.c (val_store): Add modified argument, obey it.
3354 (count_uses): Move down logging of main.
3355 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3356 don't need resolution.
3357 (emit_notes_in_bb): Likewise.
3359 2010-01-27 Richard Guenther <rguenther@suse.de>
3362 * tree-inline.c (remap_decl): Delay remapping of SSA name
3363 default definitions until we need them.
3365 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3367 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3368 (rs6000_delegitimize_address): New function.
3370 * config/s390/s390.c (s390_delegitimize_address): Call
3371 delegitimize_mem_from_attrs.
3374 * tree-inline.c (cannot_copy_type_1): Removed.
3375 (copy_forbidden): Don't forbid copying of functions containing
3376 records/unions with variable length fields.
3378 2010-01-27 Christian Bruel <christian.bruel@st.com>
3382 * config/sh/sh.c (find_barrier): Increase length for non delayed
3383 conditional branches.
3385 2010-01-27 Matthias Klose <doko@ubuntu.com>
3387 * configure.ac (gnu-unique-object): Fix ldd version check.
3388 * configure: Regenerate.
3390 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3392 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3394 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3395 Test for HAVE_GNU_AS value.
3397 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3399 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3400 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3401 INT64_TYPE): Define.
3402 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3403 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3404 INT_LEAST64_TYPE): Define.
3405 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3406 UINT_LEAST64_TYPE): Define.
3407 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3408 INT_FAST64_TYPE): Define.
3409 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3410 UINT_FAST64_TYPE): Define.
3411 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3412 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3413 (SIG_ATOMIC_TYPE): Define.
3415 2010-01-26 Richard Guenther <rguenther@suse.de>
3417 * df-scan.c (df_scan_set_bb_info): Remove assert.
3418 (df_insn_rescan_debug_internal): Merge asserts.
3419 (df_install_ref): Likewise.
3420 (df_mark_reg): Use bitmap_set_range.
3421 (df_hard_reg_used_p): Remove assert.
3422 (df_hard_reg_used_count): Likewise.
3424 2010-01-26 Richard Guenther <rguenther@suse.de>
3426 PR rtl-optimization/42685
3427 * web.c (web_main): Ignore DEBUG_INSNs.
3429 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3431 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3433 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3434 Fix types of fndecl and arglist parameters.
3436 2010-01-26 Richard Guenther <rguenther@suse.de>
3439 * tree-eh.c (unsplit_eh): Skip debug insns.
3441 2010-01-26 Richard Guenther <rguenther@suse.de>
3443 PR tree-optimization/42250
3444 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3446 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3449 * omp-low.c (expand_omp_sections): Only use single_pred if
3450 l2_bb is single_pred_p.
3452 2010-01-25 Christian Bruel <christian.bruel@st.com>
3455 * config/sh/sh.c (find_barrier): Increase length for non delayed
3456 conditional branches.
3457 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3459 2010-01-24 David S. Miller <davem@davemloft.net>
3461 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3462 define if not using GAS.
3463 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3464 Likewise. Delete SECTION_MERGE code, which is only applicable
3467 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3470 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3471 mangling of va_list in system headers.
3473 2010-01-23 Toon Moene <toon@moene.org>
3475 * tree-predcom.c (combine_chains): Return NULL, not false.
3477 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3479 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3480 initialization of variable res to agree with return type.
3482 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3484 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3485 * tree-sra.c: Add include of expr.h.
3487 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3489 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3490 insert the debug stmt on the single non-EH edge from the stmt.
3492 2010-01-22 Richard Henderson <rth@redhat.com>
3495 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3496 the RHS until after generate_subtree_copies has insertted its
3497 code before the current statement.
3499 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3501 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3503 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3505 2010-01-21 Martin Jambor <mjambor@suse.cz>
3507 PR tree-optimization/42585
3508 * tree-sra.c (struct access): New field grp_total_scalarization.
3509 (dump_access): Dump the new field.
3510 (should_scalarize_away_bitmap): New variable.
3511 (cannot_scalarize_away_bitmap): Likewise.
3512 (sra_initialize): Allocate new bitmaps.
3513 (sra_deinitialize): Free new bitmaps.
3514 (create_access_1): New function.
3515 (create_access): Parts moved to create_access_1.
3516 (type_consists_of_records_p): New function.
3517 (completely_scalarize_record): Likewise.
3518 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3519 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3520 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3522 (analyze_all_variable_accesses): Completely scalarize small eligible
3525 2010-01-21 Martin Jambor <mjambor@suse.cz>
3527 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3529 2010-01-21 Andrew Haley <aph@redhat.com>
3531 * gcc.c (process_command): Move lang_specific_driver before
3532 setting cc_libexec_prefix.
3534 2010-01-21 Richard Guenther <rguenther@suse.de>
3537 * fold-const.c (negate_expr_p): Pretend only negative
3538 real constants are easily negatable.
3540 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3541 Jason Merrill <jason@redhat.com>
3543 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3544 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3545 * calls.c (initialize argument_information): Handle it.
3546 * c-common.c (handle_transparent_union_attribute): Use new name.
3547 * c-decl.c (finish_struct): Ditto.
3548 * c-typeck.c (type_lists_compatible_p): Ditto.
3549 (convert_for_assignment): Use new name and also handle record.
3550 * function.c (aggregate_value_p): Handle it.
3551 (pass_by_reference): Ditto.
3552 (assign_parm_data_types): Ditto.
3553 * print-tree.c (print_node): Ditto.
3554 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3555 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3556 * tree.c (first_field): New fn.
3558 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3561 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3562 even when linking statically, for now.
3564 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3567 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3568 without a cselib val.
3569 (count_uses): Accept MO_VAL_SET with no val on stores.
3570 (add_stores): Likewise.
3572 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3574 * var-tracking.c (check_value_val): Add a compile time assertion.
3575 (dv_is_decl_p): Simplify.
3576 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3577 gcc_assert if ENABLE_CHECKING.
3579 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3582 * var-tracking.c: Include tree-flow.h.
3583 (mem_dies_at_call): New.
3584 (dataflow_set_preserve_mem_locs): Use it.
3585 (dataflow_set_remove_mem_locs): Likewise.
3586 (dump_var): Renamed from dump_variable. Adjust all callers.
3587 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3588 * Makefile.in (var-tracking.o): Adjust deps.
3590 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3592 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3594 2010-01-20 Richard Guenther <rguenther@suse.de>
3596 PR tree-optimization/42717
3597 * tree-ssa-dce.c (get_live_post_dom): Remove.
3598 (forward_edge_to_pdom): Take an arbitrary edge to copy
3599 degenerate PHI args from.
3600 (remove_dead_stmt): Use the first post-dominator even if it
3601 does not contain live statements as redirection destination.
3603 2010-01-20 Richard Guenther <rguenther@suse.de>
3605 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3607 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3609 * sel-sched.c (create_speculation_check): Remove set but not used
3611 (try_transformation_cache): Remove set but not used variable ds.
3612 (calculate_privileged_insns): Remove set but not used variables
3613 cur_insn and min_spec_insn.
3614 (find_best_expr): Remove set but not used variable avail_n.
3615 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3617 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3619 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3620 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3623 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3626 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3627 cpu types. Add support for *-sse3 cpu types.
3628 (x86_64-*-*): Ditto.
3630 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3633 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3634 argument, call initializer_constant_valid_p_1 instead of
3635 initializer_constant_valid_p, pass CACHE to it, return NULL
3636 immediately if first call returns NULL.
3637 (initializer_constant_valid_p_1): New function.
3638 (initializer_constant_valid_p): Use it.
3640 2010-01-20 Thomas Quinot <quinot@adacore.com>
3642 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3644 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3646 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3647 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3648 (loc_list_from_tree): Don't handle unsigned division. Handle
3649 signed modulo using DW_OP_{over,over,div,mul,minus}.
3650 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3651 modulo instead of signed.
3653 2010-01-20 DJ Delorie <dj@redhat.com>
3655 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3657 (h8300_emit_stack_adjustment): Propogate it.
3659 (h8300_expand_prologue): Likewise.
3660 (h8300_expand_epilogue): Likewise.
3662 2010-01-19 Michael Matz <matz@suse.de>
3664 PR tree-optimization/41783
3665 * tree-data-ref.c (toplevel): Include flags.h.
3666 (dump_data_dependence_relation): Also dump the inputs if the
3667 result will be unknown.
3668 (split_constant_offset_1): Look through some conversions.
3669 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3670 the offset from last element is too large.
3671 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3672 (reassociate_to_the_same_stmt): Handle vector registers.
3673 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3675 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3676 wide_prolog_niters argument, emit widening instructions.
3677 (vect_do_peeling_for_alignment): Adjust caller, use widened
3678 variant of the iteration cound.
3679 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3681 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3684 * config/arm/neon-testgen.m (emit_automatics): New parameter
3685 features. Adjust for Fixed_return_reg feature.
3686 (test_intrinsic): Call emit_automatics with new feature.
3687 * config/arm/neon.ml: Update copyright years.
3688 (features): New Fixed_return_reg feature.
3689 (ops): Update feature for Vget_low.
3691 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3693 PR tree-optimization/42719
3694 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3698 * fwprop.c (all_uses_available_at): Return false if def_set dest
3699 is a REG that is used in def_insn.
3701 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3703 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3705 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3708 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3710 * target.h (struct gcc_target) <secondary_reload>: Change type
3711 of last argument to secondary_reload_info *.
3713 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3716 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3717 memory references with unaligned offsets. Remove CQImode handling.
3718 (unaligned_memory_operand): Return 1 for memory references with
3719 unaligned offsets. Remove CQImode handling.
3721 2010-01-18 Richard Guenther <rguenther@suse.de>
3724 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3727 2010-01-18 Richard Guenther <rguenther@suse.de>
3729 PR tree-optimization/42781
3730 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3731 restrict processing only if the original variable was artificial.
3733 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3735 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3736 find number of popped argument bytes.
3738 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3739 Fix the text that describes the return value for invalid insns.
3741 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3743 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3744 Clarify what 'cost of the -dependence' is. Fix quoting.
3746 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3747 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3749 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3751 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3752 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3754 2010-01-17 Richard Guenther <rguenther@suse.de>
3757 * function.c (split_complex_args): Take a VEC to modify.
3758 (assign_parms_augmented_arg_list): Build a VEC instead of
3759 a chain of PARM_DECLs.
3760 (assign_parms_unsplit_complex): Take a VEC of arguments.
3761 Do not fixup unmodified parms.
3762 (assign_parms): Deal with the VEC.
3763 (gimplify_parameters): Likewise.
3765 2010-01-17 Richard Guenther <rguenther@suse.de>
3767 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3768 node existence check.
3769 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3770 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3771 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3772 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3773 (gimple_execute_on_growing_pred): Likewise.
3775 2010-01-17 Richard Guenther <rguenther@suse.de>
3777 PR tree-optimization/42773
3778 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3779 (compute_antic_aux): Likewise.
3780 (compute_partial_antic_aux): Likewise.
3782 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3785 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3788 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3790 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3793 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3794 Fix markup for strict argument.
3796 (TARGET_SCHED_REORDER2): Fix argument types.
3798 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3799 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3801 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3802 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3804 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3807 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3808 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3809 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3810 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3811 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3813 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3815 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3817 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3818 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3820 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3822 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3825 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3827 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3828 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3830 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3832 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3834 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3835 referring to it. Fix language.
3837 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3839 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3841 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3843 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3845 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3846 '@var{stream}. Remove stray 'and'.
3848 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3850 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3852 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3854 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3855 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3857 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3858 Fix description of return value.
3859 Rename argument "sz" to "len."
3861 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3862 Clarify meaning of 'true' return value.
3864 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3866 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3867 rep_mode versus mode_rep.
3869 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3871 (TARGET_BUILTIN_DECL): Fix name.
3873 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3875 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3877 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3879 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3881 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3883 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3886 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3887 Rename argument tm_fn to md_fn.
3889 (TARGET_OPTION_PRINT): Fix argument list.
3891 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3894 * config/i386/i386.c (ix86_fixup_binary_operands):
3895 Revert FMA4 fixup of operands.
3897 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3900 * Makefile.in (write_entries_to_file, install-plugin):
3901 Use \012 instead of \n with tr.
3903 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3905 * configure.ac (HAVE_AS_REF): New C macro.
3906 * configure: Regenerate.
3907 * config.in: Likewise.
3908 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3910 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3913 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3915 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3917 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3919 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3921 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3923 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3925 (TARGET_BINDS_LOCAL_P): Fix argument type.
3927 (TARGET_ASM_FILE_END): Use prototype.
3929 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3931 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3933 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3935 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3937 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3938 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3940 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3941 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3943 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3944 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3945 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3946 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3948 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3950 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3952 (TARGET_INIT_BUILTINS): Use prototype.
3954 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3955 Put 'const char *' in braces. Fix parameter types.
3956 (TARGET_INVALID_CONVERSION): Fix parameter types.
3957 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3958 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3960 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3963 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3965 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3967 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3969 * doc/tm.texi (TARGET_HELP): Fix return type.
3971 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3972 in braces. Fix argument types.
3974 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3976 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3978 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3980 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3981 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3983 (TARGET_MANGLE_TYPE): Fix argument types.
3985 (TARGET_IRA_COVER_CLASSES): Use prototype.
3987 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3989 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3991 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3993 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3995 (TARGET_CALLEE_COPIES): Fix argument types.
3997 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3999 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4001 (TARGET_FUNCTION_VALUE): Fix argument types.
4003 (TARGET_RETURN_IN_MSB): Fix argument type.
4005 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4007 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4009 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4011 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4012 agree with return type.
4014 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4016 2010-01-15 Jing Yu <jingyu@google.com>
4018 PR rtl-optimization/42691
4019 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4020 a pseudo to a constant and are merged, and adjust comments.
4022 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4024 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4026 2010-01-15 Richard Guenther <rguenther@suse.de>
4029 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4030 labels of computed or non-local gotos to the destination.
4031 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4032 landing pad label is the first label.
4034 2010-01-15 Richard Guenther <rguenther@suse.de>
4036 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4038 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4041 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4042 to allow generation of the xssqrtdp instruction on power7.
4043 (sqrtdf2_fpr): Ditto.
4045 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4048 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4049 functions with noreturn attribute.
4052 * varasm.c (declare_weak): Add weak attribute to decl if it
4053 doesn't have one already.
4054 (assemble_external): Only add decls to weak_decls if they also
4055 have weak attribute.
4057 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4059 * var-tracking.c (var_reg_delete): Don't delete the association
4060 between REGs and values or one-part variables if the register
4063 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4066 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4067 because its first operand is a non-localized variable.
4069 2010-01-14 Martin Jambor <mjambor@suse.cz>
4071 PR tree-optimization/42706
4072 * tree-sra.c (encountered_recursive_call): New variable.
4073 (encountered_unchangable_recursive_call): Likewise.
4074 (sra_initialize): Initialize both new variables.
4075 (callsite_has_enough_arguments_p): New function.
4076 (scan_function): Call decl and flags check only for IPA-SRA, check
4077 whether there is a recursive call and whether it has enough arguments.
4078 (all_callers_have_enough_arguments_p): New function.
4079 (convert_callers): Look for recursive calls only when
4080 encountered_recursive_call is set.
4081 (ipa_early_sra): Bail out either if
4082 !all_callers_have_enough_arguments_p or
4083 encountered_unchangable_recursive_call.
4085 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4087 * sel-sched.c: Add 2010 to copyright years.
4088 * sel-sched-ir.c: Likewise.
4089 * sel-sched-ir.h: Likewise.
4091 2010-01-14 Martin Jambor <mjambor@suse.cz>
4093 PR tree-optimization/42714
4094 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4095 constructors specially.
4097 2010-01-14 Andi Kleen <ak@linux.intel.com>
4099 * config/i386/drivers-i386.c (detect_caches_intel):
4100 Add l2sizekb parameter and fill in.
4101 (host_detect_local_cpu): Add l2sizekb, fill in.
4102 Add Atom small cache heuristic.
4104 2010-01-14 Andi Kleen <ak@linux.intel.com>
4106 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4107 Add level3 parameter and fill in.
4108 (detect_caches_intel): Handle level3 cache.
4110 2010-01-14 Andi Kleen <ak@linux.intel.com>
4112 * config/i386/drivers-i386.c (host_detect_local_cpu):
4113 Fix core duo detection.
4115 2010-01-14 Andi Kleen <ak@linux.intel.com>
4117 * config/i386/drivers-i386.c (host_detect_local_cpu):
4120 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4122 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4123 (rs6000_variable_issue_1): this. Use...
4124 (rs6000_variable_issue): here. Reimplement. Print debug info.
4126 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4128 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4129 sel_restore_notes. Update all callers. Call reemit_notes
4132 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4134 PR rtl-optimization/42246
4135 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4138 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4140 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4141 all successors is the same as number of successors in current region.
4143 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4145 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4146 to rename is not separable. Otherwise check that its LHS is not NULL.
4148 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4150 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4152 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4154 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4155 available registers when failed to discover LHS register class.
4156 Fix indentation. Update comment.
4158 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4159 Alexander Monakov <amonakov@ispras.ru>
4161 PR rtl-optimization/42389
4162 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4164 (advance_state_on_fence): Likewise.
4165 (sel_target_adjust_priority): Print debug output only when
4166 sched_verbose >= 4, not 2.
4167 (get_expr_cost): Do not issue all unique insns on the next cycle.
4168 (fill_insns): Initialize can_issue_more from the value saved
4170 * sel-sched-ir.c (flist_add): New parameter issue_more.
4171 Init FENCE_ISSUE_MORE with it.
4172 (merge_fences): Likewise.
4173 (init_fences): Update call to flist_add.
4174 (add_to_fences, add_clean_fence_to_fences)
4175 (add_dirty_fence_to_fences): Likewise.
4176 (move_fence_to_fences): Update call to merge_fences.
4177 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4179 * sel-sched-ir.h (struct _fence): New field issue_more.
4180 (FENCE_ISSUE_MORE): New accessor macro.
4182 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4184 PR rtl-optimization/42388
4185 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4186 that have no predecessors nor successors. Do not call move_bb_info
4187 for empty blocks outside of current region.
4189 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4191 PR rtl-optimization/42294
4192 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4193 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4194 originators' originators.
4196 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4198 PR rtl-optimization/39453
4199 PR rtl-optimization/42246
4200 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4202 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4204 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4205 Alexander Monakov <amonakov@ispras.ru>
4208 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4209 (maybe_tidy_empty_bb): ... here. Make static. Add new
4210 argument. Update all callers.
4211 (tidy_control_flow): ... and here. Recompute topological order
4212 of basic blocks in region if necessary.
4213 (sel_redirect_edge_and_branch): Change return type. Return true
4214 if topological order might have been invalidated.
4215 (purge_empty_blocks): Export and move from...
4216 * sel-sched.c (purge_empty_blocks): ... here.
4217 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4218 (maybe_tidy_empty_bb): Delete prototype.
4219 (purge_empty_blocks): Declare.
4221 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4223 PR rtl-optimization/42249
4224 * sel-sched.c (try_replace_dest_reg): When chosen register
4225 and original register is the same, do not bail out early, but
4226 still check all original insns for validity of replacing destination
4227 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4230 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4233 Port from no-undefined-overflow branch:
4234 2009-03-09 Richard Guenther <rguenther@suse.de>
4236 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4238 2010-01-14 Richard Guenther <rguenther@suse.de>
4241 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4243 2010-01-14 Ira Rosen <irar@il.ibm.com>
4245 PR tree-optimization/42709
4246 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4247 as scalar type in creation of constant vector operand.
4249 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4252 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4253 (check-parallel-%): Match `testsuite' directory component only
4256 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4258 PR translation/39521
4259 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4262 2010-01-13 Richard Guenther <rguenther@suse.de>
4264 PR tree-optimization/42730
4265 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4268 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4271 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4272 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4275 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4277 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4278 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4279 ___umulsi3_highpart.
4281 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4282 rather than schedule_insns if the pass is enabled.
4284 2010-01-13 Martin Jambor <mjambor@suse.cz>
4286 PR tree-optimization/42704
4287 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4290 2010-01-13 Martin Jambor <mjambor@suse.cz>
4292 PR tree-optimization/42703
4293 * tree-sra.c (analyze_access_subtree): Check that we can build a
4294 reference to the original data within the aggregate.
4296 2010-01-13 Richard Guenther <rguenther@suse.de>
4298 PR tree-optimization/42705
4299 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4301 2010-01-13 Richard Guenther <rguenther@suse.de>
4304 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4306 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4309 * var-tracking.c (values_to_unmark): New variable.
4310 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4311 values_to_unmark vector. Moved body to...
4312 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4313 instead queue it into values_to_unmark vector.
4314 (vt_find_locations): Free values_to_unmark vector.
4316 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4318 * config/s390/s390.c (override_options): Set
4319 default of max-pending-list-length to 256
4321 2010-01-13 Richard Guenther <rguenther@suse.de>
4324 * tree-pass.h (PROP_gimple_lcx): New.
4325 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4326 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4327 before the final cleanup_eh.
4328 (dump_properties): Dump PROP_gimple_lcx.
4329 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4330 (tree_lower_complex_O0): Remove.
4331 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4332 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4333 tree_lower_complex, schedule TODO_update_ssa.
4334 * lto-streamer-out.c (output_function): Stream the functions
4336 * lto-streamer-in.c (input_function): Likewise.
4337 (lto_read_body): Do not override them here.
4339 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4342 * c-typeck.c (build_c_cast): Fold value cast to union type before
4343 wrapping it in a CONSTRUCTOR.
4345 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4347 PR rtl-optimization/42699
4348 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4351 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4353 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4354 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4355 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4356 SUBTARGET_WARN_UNUSED_SPEC): ... here
4357 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4359 2010-01-12 Julian Brown <julian@codesourcery.com>
4361 * config/arm/neon-schedgen.ml (Utils): Don't try to
4362 open missing module.
4363 (find_with_result): New.
4365 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4368 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4369 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4371 PR tree-optimization/42645
4372 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4373 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4374 decl_map, set processing_debug_stmt to -1 and return name without
4377 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4379 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4380 binutils version, and reword target configuration description.
4382 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4384 * config/avr/avr.h (LINKER_NAME): Remove.
4386 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4389 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4390 that support VSX, warn for -mno-altivec if vsx is not disabled,
4393 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4394 Shujing Zhao <pearly.zhao@oracle.com>
4396 PR translation/42469
4397 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4398 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4399 character between option name and help text.
4400 * c.opt (imultilib): Likewise.
4402 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4404 * lto-streamer-out.c (output_unreferenced_globals): Output static
4407 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4409 PR rtl-optimization/42621
4410 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4411 optimizing for size.
4412 (duplicate_computed_gotos): Remove now-redundant check.
4414 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4417 * configure.ac: Save and restore LDFLAGS and LIBS
4418 * configure: Regenerate.
4420 2010-01-10 Richard Guenther <rguenther@suse.de>
4423 * builtins.c (fold_builtin_strlen): Add type argument and
4424 convert the resulting length to it.
4425 (fold_builtin_1): Adjust.
4427 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4429 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4430 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4432 (num_insns_constant_wide): Adjust for that change.
4434 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4437 * web.c (union_defs): Add used argument, to combine uses of
4439 (entry_register): Adjust type and tests of used argument.
4440 (web_main): Widen used for new use. Pass it to union_defs.
4441 * df.h (union_defs): Adjust prototype.
4443 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4446 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4447 uses in new incoming argument. Free body.
4448 (reset_debug_uses_in_loop): New.
4449 (analyze_insn_to_expand_var): Call the latter if the former found
4450 anything. Fix whitespace. Reject invalid dest overlaps before
4451 going through all insns in the loop.
4453 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4456 * haifa-sched.c (dying_use_p): Debug insns don't count.
4458 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4461 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4462 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4463 (verify_gimple_call): Reject LHS in noreturn calls.
4465 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4469 * tree-vect-loop-manip.c (adjust_info): New type.
4470 (adjust_vec): New pointer to vector.
4471 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4472 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4473 (slpeel_update_phis_for_duplicate_loop): Use them.
4474 (slpeel_update_phi_nodes_for_guard1): Likewise.
4475 (slpeel_update_phi_nodes_for_guard2): Likewise.
4476 (slpeel_tree_peel_loop_to_edge): Likewise.
4477 (vect_update_ivs_after_vectorizer): Likewise.
4479 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4481 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4482 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4484 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4486 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4487 bogus uninitialized warning.
4489 2010-01-09 Richard Guenther <rguenther@suse.de>
4492 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4493 the evolution is compatible with the initial condition.
4495 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4497 * gcc.c (process_command): Update copyright notice dates.
4498 * gcov.c (print_version): Likewise.
4499 * gcov-dump.c (print_version): Likewise.
4500 * mips-tfile.c (main): Likewise.
4501 * mips-tdump.c (main): Likewise.
4503 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4506 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4508 (rotlhi3_8): Delete.
4510 (rotlsi3_8): Delete.
4511 (rotlsi3_16): Delete.
4512 (rotlsi3_24): Delete.
4514 (*rotw<mode>3): New.
4515 (*rotb<mode>3): New.
4516 * config/avr/avr.c (avr_rotate_bytes): New function.
4517 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4519 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4522 * configure.ac: Modify -rdynamic check.
4523 * configure: Regenerate.
4525 2010-01-08 DJ Delorie <dj@redhat.com>
4527 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4528 register popping order.
4530 2010-01-08 Richard Guenther <rguenther@suse.de>
4533 * c.opt (fsigned-char): Also let LTO handle this option.
4534 (funsigned-char): Likewise.
4536 2010-01-07 Richard Guenther <rguenther@suse.de>
4538 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4539 (gimple_op): Likewise.
4540 (gimple_op_ptr): Likewise.
4541 (gimple_assign_set_lhs): Remove gcc_assert.
4542 (gimple_assign_set_rhs1): Likewise.
4543 (gimple_assign_set_rhs2): Likewise.
4544 (gimple_call_set_lhs): Likewise.
4545 (gimple_call_set_fn): Likewise.
4546 (gimple_call_set_fndecl): Likewise.
4547 (gimple_call_fndecl): Likewise.
4548 (gimple_call_return_type): Likewise.
4549 (gimple_call_set_chain): Likewise.
4550 (gimple_call_num_args): Likewise.
4551 (gimple_call_set_arg): Likewise.
4552 (gimple_cond_set_code): Likewise.
4553 (gimple_cond_set_lhs): Likewise.
4554 (gimple_cond_set_rhs): Likewise.
4555 (gimple_cond_set_true_label): Likewise.
4556 (gimple_cond_set_false_label): Likewise.
4557 (gimple_label_set_label): Likewise.
4558 (gimple_goto_set_dest): Likewise.
4559 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4560 (gimple_debug_bind_get_value): Likewise.
4561 (gimple_debug_bind_get_value_ptr): Likewise.
4562 (gimple_debug_bind_set_var): Likewise.
4563 (gimple_debug_bind_set_value): Likewise.
4564 (gimple_debug_bind_reset_value): Likewise.
4565 (gimple_debug_bind_has_value_p): Likewise.
4566 (gimple_return_retval_ptr): Remove gcc_assert.
4567 (gimple_return_retval): Likewise.
4568 (gimple_return_set_retval): Likewise.
4569 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4570 (safe_referenced_var_iterator): Remove.
4571 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4572 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4573 (fill_referenced_var_vec): Remove.
4574 (first_readonly_imm_use): Remove redundant gcc_assert.
4575 (phi_arg_index_from_use): Combine gcc_asserts.
4576 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4577 (first_imm_use_stmt): Remove redundant gcc_assert.
4578 * tree-cfg.c (verify_gimple_call): Verify function and chain
4579 operands. Verify arguments.
4580 (verify_types_in_gimple_stmt): Verify condition code and labels.
4582 2010-01-07 Richard Guenther <rguenther@suse.de>
4584 PR tree-optimization/42641
4585 * sese.c (rename_map_elt_info): Use the SSA name version, do
4588 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4590 PR tree-optimization/42625
4591 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4592 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4594 2010-01-07 Duncan Sands <baldrick@free.fr>
4596 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4598 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4601 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4602 note itself is not function_invariant_p.
4604 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4606 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4607 Do not add the DF_NOTE problem.
4608 * store-motion.c (execute_rtl_store_motion): Likewise.
4610 2010-01-07 Martin Jambor <mjambor@suse.cz>
4612 PR tree-optimization/42157
4613 * tree-sra.c (compare_access_positions): Stabilize sort if both
4614 accesses have integer types, return zero immediately if they are the
4617 2010-01-06 Richard Henderson <rth@redhat.com>
4620 * haifa-sched.c (add_to_note_list): Merge into ...
4621 (concat_note_lists): ... here, and ...
4622 (unlink_other_notes, rm_other_notes): Merge into...
4623 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4624 NOTE_INSN_EPILOGUE_BEG.
4626 2010-01-06 Richard Guenther <rguenther@suse.de>
4628 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4629 not inline regular functions into always-inline functions.
4631 2010-01-06 Nick Clifton <nickc@redhat.com>
4633 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4634 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4636 (OVERRIDE_OPTIONS): Delete.
4637 (OPTIMIZATION_OPTIONS): Define.
4638 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4639 * config/rx/rx.c (rx_handle_option): Issue an error message if
4640 -mcpu=rx200 and -fpu are used together.
4641 (rx_set_optimization_options): New function. Issue an error
4642 message if an optimization attribute attempts to reset the FPU/
4643 math optimization pairing.
4644 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4645 * config/rx/rx.opt: Set the default to 32-bit doubles.
4646 * config/rx/t-rx: Add multilibs for -nofpu option.
4647 * doc/invoke.texi: Update documentation of RX options.
4649 2010-01-06 Richard Guenther <rguenther@suse.de>
4651 * tree-ssa-pre.c (name_to_id): New global.
4652 (alloc_expression_id): Simplify SSA name handling.
4653 (lookup_expression_id): Likewise.
4654 (init_pre): Zero name_to_id.
4655 (fini_pre): Free it.
4657 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4659 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4661 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4664 * config/i386/sse.md (smaxv2di3): New.
4665 (umaxv2di3): Likewise.
4666 (sminv2di3): Likewise.
4667 (uminv2di3): Likewise.
4669 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4672 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4673 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4674 (legitimize_tls_address): Likewise.
4675 (sparc_tls_referenced_p): Likewise.
4676 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4677 and adjust calls to legitimize_pic_address.
4678 (legitimate_constant_p) Use sparc_tls_referenced_p.
4679 (legitimate_pic_operand_p): Likewise.
4680 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4681 (sparc_tls_symbol_ref_1): Delete.
4682 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4683 (legitimize_tls_address): Make static, handle CONST patterns.
4684 (legitimize_pic_address): Make static, remove unused parameter and
4685 adjust recursive calls.
4686 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4687 and adjust call to legitimize_pic_address.
4688 (sparc_output_mi_thunk): Likewise.
4690 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4691 H.J. Lu <hongjiu.lu@intel.com>
4694 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4695 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4696 operands to make them signed.
4699 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4702 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4703 GTU to GT for V4SI and V2DI.
4705 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4706 (umin<mode>3): Removed.
4708 (uminv4si3): Likewise.
4710 2010-01-05 Martin Jambor <mjambor@suse.cz>
4712 PR tree-optimization/42462
4713 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4714 current_function_decl to helper functions and macros.
4716 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4719 * flags.h: Don't include real.h.
4720 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4721 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4722 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4723 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4724 * dominance.c: Update copyright.
4725 * gimple.c (walk_gimple_op): Remove inline.
4726 * tree-ssa-reassoc.c: Include real.h.
4727 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4728 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4730 2010-01-05 Nick Clifton <nickc@redhat.com>
4732 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4733 register to push into the stack frame when the accumulator has to
4734 be saved during interrupts.
4736 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4738 * doc/invoke.texi: Remove the documentation about option
4740 * common.opt (Wunreachable-code): Preserved for backward
4742 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4743 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4744 the backward compatibility flag section.
4746 2010-01-05 Richard Guenther <rguenther@suse.de>
4748 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4750 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4753 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4755 PR tree-optimization/42508
4756 * tree-sra.c (convert_callers): Check for recursive call
4757 by comparing cgraph nodes instead of decls.
4758 (modify_function): Call ipa_modify_formal_parameters also
4759 on all same_body aliases.
4761 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4762 cgraph nodes when checking for same_body aliases.
4764 2010-01-05 Richard Guenther <rguenther@suse.de>
4766 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4767 allocation and lookup.
4768 (get_or_alloc_expr_for_constant): Likewise.
4769 (phi_translate): Sink allocation.
4771 2010-01-04 Richard Guenther <rguenther@suse.de>
4773 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4774 a new entry only if needed.
4775 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4776 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4778 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4780 (phi_translate): Handle CONSTANTs early.
4782 2010-01-04 Martin Jambor <mjambor@suse.cz>
4784 PR tree-optimization/42398
4785 * tree-sra.c (struct access): Removed flag grp_different_types.
4786 (dump_access): Do not dump the removed flag.
4787 (sort_and_splice_var_accesses): Do not set the removed flag.
4788 (sra_modify_expr): Check for type compatibility directly.
4790 2010-01-04 Martin Jambor <mjambor@suse.cz>
4792 PR tree-optimization/42366
4793 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4794 edges with variable number of parameters.
4795 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4796 flag instead of asserting it.
4797 (ipa_read_node_info): Read uses_analysis_done flag.
4799 2010-01-04 Richard Guenther <rguenther@suse.de>
4801 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4802 iterative_hash_* as intended.
4803 (vn_reference_compute_hash): Likewise. Simplify hashing
4805 (vn_reference_lookup_2): Likewise.
4806 (vn_nary_op_compute_hash): Likewise.
4807 (vn_phi_compute_hash): Likewise.
4808 (expressions_equal_p): Remove strange code.
4809 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4810 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4811 (bitmap_insert_into_set_1): Take value-id as parameter.
4812 (add_to_value): Pass it.
4813 (bitmap_insert_into_set): Likewise.
4814 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4816 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4819 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4820 (do_self_spec): For switches with SWITCH_IGNORE set set also
4821 SWITCH_IGNORE_PERMANENTLY.
4822 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4825 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4827 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4828 tree of an unreferenced global var.
4830 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4833 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4834 GTU to GT for V4SI and V2DI.
4836 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4837 (umin<mode>3): Removed.
4839 (uminv4si3): Likewise.
4841 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4844 * collect2.c (main): Turn on trace in collect2 if -v is passed
4847 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4849 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4850 description of expression operand.
4852 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4854 * configure.ac: Add install-html to target_list for Make-hooks.
4855 * configure: Regenerate.
4856 * fortran/Make-lang.in (F95_HTMLFILES): New.
4857 (fortran.html): Use it.
4858 (fortran.install-html): New.
4859 * Makefile.in (install-html): Add lang.install-html.
4860 * java/Make-lang.in (JAVA_HTMLFILES): New.
4861 (java.html): Use it.
4862 (java.install-html): New.
4863 * objc/Make-lang.in (objc.install-html): New.
4864 * objcp/Make-lang.in (obj-c++.install-html): New.
4865 * cp/Make-lang.in (c++.install-html): New.
4866 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4867 * lto/Make-lang.in (lto.install-html): New.
4869 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4872 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4874 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4876 PR rtl-optimization/41862
4877 * store-motion.c (store_killed_in_insn, compute_store_table,
4878 remove_reachable_equiv_notes, replace_store_insn,
4879 build_store_vectors): Ignore all DEBUG_INSNs.
4881 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4884 * common.opt: Add dumpdir.
4886 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4888 (option_map): Add --dumpdir.
4890 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4892 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4894 * opts.c (decode_options): Try dump_dir_name first if
4895 dump_base_name isn't an absolute path.
4896 (common_handle_option): Handle OPT_dumpdir.
4898 * toplev.c (dump_dir_name): New.
4899 (print_switch_values): Also ignore -dumpdir.
4901 * toplev.h (dump_dir_name): New.
4903 2010-01-03 Richard Guenther <rguenther@suse.de>
4905 PR tree-optimization/42589
4906 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4907 double-word expansion of bswap32.
4909 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4911 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4912 with BLOCK_FOR_INSN.
4913 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4914 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4915 noce_process_if_block): Likewise.
4916 * gcse.c (compute_local_properties, insert_expr_in_table,
4917 insert_set_in_table, canon_list_insert, find_avail_set,
4918 pre_insert_copy_insn): Likewise.
4920 * basic-block.h (BLOCK_NUM): Move from here...
4921 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4923 2010-01-03 Richard Guenther <rguenther@suse.de>
4925 PR tree-optimization/42438
4926 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4927 contains_may_not_return_call flag.
4928 (BB_MAY_NOTRETURN): New.
4929 (valid_in_sets): Trapping nary operations are not valid
4930 in blocks that may not return.
4931 (insert_into_preds_of_block): Remove check for trapping expressions.
4932 (compute_avail): Compute also BB_MAY_NOTRETURN.
4934 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4936 * doc/invoke.texi: Add 2010 to copyright years.
4938 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4940 * config/sparc/sparc.c: Fix formatting nits.
4942 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4943 Alexander Monakov <amonakov@ispras.ru>
4945 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4947 2010-01-02 Richard Guenther <rguenther@suse.de>
4950 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4951 (simplify_switch_using_ranges): Mark to be removed edges
4954 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4956 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4958 * collect2.c (scan_libraries): Add missing argument in call to
4961 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4964 * config/alpha/predicates.md (aligned_memory_operand): Return false
4966 (unaligned_memory_operand): Return true for CQImode.
4967 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4968 doesn not cross aligned SImode word boundary.
4970 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4972 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4974 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4975 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4977 2010-01-02 Richard Guenther <rguenther@suse.de>
4980 * toplev.c (compile_file): Emit LTO marker properly. Change
4982 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4984 2010-01-01 Richard Guenther <rguenther@suse.de>
4987 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4989 2010-01-01 Richard Guenther <rguenther@suse.de>
4992 * c-decl.c (grokdeclarator): For zero-size arrays force
4993 structural equality checks as layout_type does.
4995 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4997 * builtins.c: Update copyright to 2010.
4999 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5002 * lto-streamer-out.c (produce_asm): Revert the last change.
5003 (copy_function): Likewise.
5005 * lto-streamer.c (lto_get_section_name): Skip any leading
5008 2010-01-01 Richard Guenther <rguenther@suse.de>
5011 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5015 Copyright (C) 2010 Free Software Foundation, Inc.
5017 Copying and distribution of this file, with or without modification,
5018 are permitted in any medium without royalty provided the copyright
5019 notice and this notice are preserved.