1 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4 * passes.c (init_optimization_passes): Move pass_lim before
5 pass_copy_prop and pass_dce_loop.
7 2010-04-06 Jakub Jelinek <jakub@redhat.com>
10 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
11 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
12 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
13 MULTI_* defines for 4 argument vpermil2p* builtins.
15 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
17 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
18 * config/i386/i386.c (x86_maybe_negate_const_int): New.
19 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
20 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
21 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
22 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
23 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
24 Use x86_maybe_negate_const_int to output insn mnemonic.
25 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
26 check from instruction predicate. Update comments.
27 * config/i386/sync.md (sync_add<mode>): Use
28 x86_maybe_negate_const_int to output insn mnemonic.
30 2010-04-06 Jan Hubicka <jh@suse.cz>
32 PR tree-optimization/42906
33 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
34 IGNORE_SELF argument. Set visited_control_parents for fully
36 (find_obviously_necessary_stmts): Update call of
37 mark_control_dependent_edges_necessary.
38 (propagate_necessity): Likewise. Handle PHI edges more curefully.
40 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
42 * config/i386/i386.md: Remove comment about 'e' and 'E'
45 2010-04-06 Richard Guenther <rguenther@suse.de>
47 PR tree-optimization/43627
48 * tree-vrp.c (extract_range_from_unary_expr): Widenings
49 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
52 2010-04-06 Jakub Jelinek <jakub@redhat.com>
54 * BASE-VER: Change to 4.6.0.
57 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
60 2010-04-06 Richard Guenther <rguenther@suse.de>
63 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
65 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
67 * doc/invoke.texi (Optimize Options): Document that LTO
68 won't remove object access purely due to incompatible
71 2010-04-04 Matthias Klose <doko@ubuntu.com>
73 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
76 2010-04-03 Richard Guenther <rguenther@suse.de>
79 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
80 require a non-NULL MEM_OFFSET.
82 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
84 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
85 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
86 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
87 config/alpha/predicates.md, config/arm/arm.md,
88 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
89 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
90 config/darwin9.h, config/darwin.c, config/darwin.h,
91 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
92 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
93 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
94 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
95 config/mips/mips.md, config/mn10300/mn10300.c,
96 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
97 config/rs6000/aix.h, config/rs6000/dfp.md,
98 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
99 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
100 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
101 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
102 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
103 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
104 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
105 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
106 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
107 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
108 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
109 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
110 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
111 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
112 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
113 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
114 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
115 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
116 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
117 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
118 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
119 opt-functions.awk, opth-gen.awk, params.def, passes.c,
120 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
121 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
122 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
123 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
124 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
125 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
126 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
127 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
128 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
129 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
130 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
131 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
132 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
133 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
135 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
138 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
139 * aclocal.m4: Regenerate.
141 2010-04-02 Richard Guenther <rguenther@suse.de>
143 PR tree-optimization/43629
144 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
145 if we have seen a constant value.
147 2010-04-02 Joseph Myers <joseph@codesourcery.com>
149 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
152 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
155 * arm.c (legitimize_tls_address): Adjust call to
156 gen_tls_load_dot_plus_four.
157 (arm_note_pic_base): New function.
158 (arm_cannot_copy_insn_p): Use it.
159 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
162 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
167 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
169 * Makefile.in ($(out_object_file)): Depend on
170 gt-$(basename $(notdir $(out_file))).h.
172 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
174 * config.gcc (lm32-*-rtems*): Add t-lm32.
176 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
178 * config.gcc: Add lm32-*-rtems*.
179 * config/lm32/rtems.h: New file.
181 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
184 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
186 2010-04-01 Jakub Jelinek <jakub@redhat.com>
188 * dwarf2out.c (output_compilation_unit_header): For
189 -gdwarf-4 use version 4 instead of version 3.
190 (output_line_info): For version 4 and above emit additional
191 maximum ops per insn header field.
192 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
194 * dwarf2out.c (is_c_family, is_java): Remove.
195 (lower_bound_default): New function.
196 (add_bound_info, gen_descr_array_type_die): Use it.
198 2010-04-01 Dodji Seketeli <dodji@redhat.com>
201 * dwarf2out.c (gen_variable_die): Allow debug info for variable
202 re-declaration when it happens in a function.
204 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
206 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
207 (cgraph_remove_function_insertion_hook): Same.
208 (cgraph_call_function_insertion_hooks): Same.
210 2010-04-01 Richard Guenther <rguenther@suse.de>
213 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
214 and TREE_THIS_VOLATILE.
215 (copy_ref_info): Likewise.
216 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
217 * tree.c (build6_stat): Ignore side-effects of all but arg5
218 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
221 2010-04-01 Richard Guenther <rguenther@suse.de>
223 PR tree-optimization/43607
224 * ipa-type-escape.c (check_call): Do not access non-existing
227 2010-04-01 Richard Guenther <rguenther@suse.de>
231 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
232 Jack Howarth <howarth@bromo.med.uc.edu>
234 * tree-profile.c (tree_init_ic_make_global_vars): Make static
237 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
239 * doc/install.texi (Prerequisites): Document libelf usability on
240 IRIX 5/6 and Solaris 2.
241 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
242 Update GNU as, GNU ld requirements.
243 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
244 Document Sun Studio compiler download.
245 Update and simplify as, ld recommendations.
246 (Specific, *-*-solaris2.7): Note obsoletion, removal.
248 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
250 * config.guess (i[34567]86-*-solaris2*): Default with_arch_32,
251 with_tune_32 to pentium4.
253 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
255 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
257 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
259 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
262 Document GNU as requirement.
263 Update configure requirements.
264 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
266 Recomment IRIX 6.5.18+.
267 Document IDF/IDL requirement.
268 Document GNU as requirement.
269 Document GNU ld bootstrap failure.
270 Remove freeware.sgi.com reference.
272 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
274 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
275 UNIX V4.0, V5.0 obsoletion, removal.
276 Remove --with-gc=simple reference.
277 Update VM requirements during bootstrap.
278 Remove -oldas bootstrap description.
279 Update binutils reference.
280 Remove comparison failure note.
282 2010-03-31 Richard Guenther <rguenther@suse.de>
283 Zdenek Dvorak <ook@ucw.cz>
284 Sebastian Pop <sebastian.pop@amd.com>
287 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
288 with multiple arguments.
289 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
291 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
293 * graphite-dependences.c (print_pddr): Call print_pdr with an
295 * graphite-poly.c (debug_pdr): Add an extra argument for the
298 (print_pbb_domain): Same.
300 (print_scop_context): Same.
303 (debug_pbb_domain): Same.
307 (debug_scop_context): Same.
310 (print_scop_params): Same.
311 (debug_scop_params): Same.
312 (print_iteration_domain): Same.
313 (print_iteration_domains): Same.
314 (debug_iteration_domain): Same.
315 (debug_iteration_domains): Same.
316 (print_scattering_function): Same.
317 (print_scattering_functions): Same.
318 (debug_scattering_function): Same.
319 (debug_scattering_functions): Same.
320 * graphite-poly.h (debug_pdr): Update declaration.
322 (print_pbb_domain): Same.
324 (print_scop_context): Same.
327 (debug_pbb_domain): Same.
331 (debug_scop_context): Same.
334 (print_scop_params): Same.
335 (debug_scop_params): Same.
336 (print_iteration_domain): Same.
337 (print_iteration_domains): Same.
338 (debug_iteration_domain): Same.
339 (debug_iteration_domains): Same.
340 (print_scattering_function): Same.
341 (print_scattering_functions): Same.
342 (debug_scattering_function): Same.
343 (debug_scattering_functions): Same.
345 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
347 * graphite-poly.c (print_scattering_function_1): New.
348 (print_scattering_function): Call it.
349 (print_scop_params): Remove spaces at the end of lines.
352 * graphite-poly.h (print_cloog): Declared.
353 (debug_cloog): Declared.
355 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
357 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
359 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
360 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
361 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
362 to switch between adding the IV bump in loop->latch or in loop->header.
364 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
366 * graphite-poly.c (print_scattering_function): Pretty print following
369 (print_pbb_domain): Same.
370 (dump_gbb_cases): Same.
371 (dump_gbb_conditions): Same.
374 (print_scop_params): Same.
375 (print_scop_context): Same.
377 (print_pbb_body): New.
378 (lst_indent_to): New.
379 (print_lst): Start new lines with a #.
380 * graphite-poly.h (pbb_bb): New.
381 (pbb_index): Use pbb_bb.
382 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
384 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
386 2010-03-31 Jakub Jelinek <jakub@redhat.com>
388 * dwarf2out.c (size_of_die): For -gdwarf-4 use
389 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
390 and 0 instead of 1 for dw_val_class_flag.
391 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
392 dw_val_class_range_list, dw_val_class_loc_list,
393 dw_val_class_lineptr and dw_val_class_macptr, use
394 DW_FORM_flag_present for dw_val_class_flag and
395 DW_FORM_exprloc for dw_val_class_loc.
396 (output_die): For -gdwarf-4 print dw_val_class_loc
397 size as uleb128 instead of 1 or 2 bytes and don't print
398 anything for dw_val_class_flag.
400 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
401 instead of cselib_lookup following by tweaking locs->setting_insn.
404 * cselib.c (cselib_process_insn): Clear cselib_current_insn
405 even before returning from label, setjmp call or volatile asm
408 2010-03-31 Richard Guenther <rguenther@suse.de>
411 * cgraphunit.c (cgraph_output_in_order): Do not allocate
412 temporary data on stack.
414 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
416 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
417 (PUSHSECTION_ASM_OP): Remove.
418 (POPSECTION_ASM_OP): Remove.
419 (PUSHSECTION_FORMAT): Remove.
420 * config/sol2.h (PUSHSECTION_FORMAT): Define.
421 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
422 * config/sol2.c (solaris_output_init_fini): Use it.
424 2010-03-31 Jie Zhang <jie@codesourcery.com>
427 * opt-functions.awk (var_type_struct): Use signed char type
428 for simple variables.
430 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
432 * config/sol2.c: Include output.h.
433 (solaris_assemble_visibility): New function.
434 * config/t-sol2 (sol2.o): Add output.h dependency.
435 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
436 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
439 2010-03-31 Jakub Jelinek <jakub@redhat.com>
442 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
443 V2SImode or XFmode on PRE_DEC.
446 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
449 2010-03-31 Jie Zhang <jie@codesourcery.com>
452 * reload.h (caller_save_initialized_p): Declare.
453 * toplev.c (backend_init_target): Don't call
454 init_caller_save but set caller_save_initialized_p to false.
455 * caller-save.c (caller_save_initialized_p): Define.
456 (init_caller_save): Check caller_save_initialized_p.
457 * ira.c (ira): Call init_caller_save if flag_caller_saves.
459 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
462 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
463 and soft-fp/t-softfp to tmake_file.
464 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
465 (LIBGCC2_TF_CEXT): Define.
468 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
471 * cselib.c (n_useless_values): Document handling of debug locs.
472 (n_useless_debug_values, n_debug_values): New variables.
473 (new_elt_loc_list): Don't add to debug values, keep count.
474 (promote_debug_loc): New.
475 (cselib_reset_table): Zero new variables.
476 (entry_and_rtx_equal_p): Promote debug locs.
477 (discard_useless_locs): Increment n_useless_debug_values for
479 (remove_useless_values): Adjust n_useless_values and n_debug_values
480 with n_useless_debug_values.
481 (add_mem_for_addr): Promote debug locs.
482 (cselib_lookup_mem): Likewise.
483 (cselib_lookup_addr): Renamed to...
484 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
485 (cselib_log_lookup): ... this. Turn into...
486 (cselib_lookup_addr): ... new wrapper.
487 (cselib_lookup_from_insn): New.
488 (cselib_invalidate_regno): Increment n_useless_debug_values for
490 (cselib_invalidate_mem): Likewise.
491 (cselib_process_insn): Take n_deleted and n_debug_values into
492 account to guard remove_useless_value call.
493 (cselib_finish): Zero n_useless_debug_values.
494 * cselib.h (cselib_lookup_from_insn): Declare.
495 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
496 (sched_analyze_2): Likewise.
498 2010-03-30 Jakub Jelinek <jakub@redhat.com>
500 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
502 (adjust_mems): Replace narrowing SUBREG of expression containing
503 just PLUS, MINUS, MULT and ASHIFT of registers and constants
504 with operations in the narrower mode.
507 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
508 regs_invalidated_by_call instead all call_used_reg_set registers.
510 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
513 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
514 pointer comparisons with types_compatible_p.
515 * tree-vect-stmts.c (vectorizable_call): Same.
516 (vectorizable_condition): Same.
518 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
520 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
521 stack check if the mask would be zero.
523 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
524 Jack Howarth <howarth@bromo.med.uc.edu>
526 * tree-profile.c (tree_init_ic_make_global_vars): Make static
529 2010-03-30 Joseph Myers <joseph@codesourcery.com>
532 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
534 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
535 Include ___unordxf2 and ___unordtf2.
536 * config/i386/libgcc-glibc.ver: Do not define inheritance from
539 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
541 * config/lm32/t-lm32: New file.
542 * config.gcc: Use the above file when targetting lm32.
544 2010-03-28 Duncan Sands <baldrick@free.fr>
546 * Makefile.in (PLUGIN_HEADERS): Add except.h.
548 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
551 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
552 Improve vectorization cost model diagnostic.
554 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
557 * tree-vect-data-refs.c (vect_analyze_data_refs): When
558 compute_data_dependences_for_loop returns false, early exit
559 and output an extra diagnostic for the failed data reference
562 2010-03-29 Richard Guenther <rguenther@suse.de>
564 PR tree-optimization/43560
565 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
566 (can_sm_ref_p): Treat stores to readonly locations as trapping.
568 2010-03-29 Jie Zhang <jie@codesourcery.com>
571 * toplev.c (process_options): Set optimization_default_node
572 and optimization_current_node.
573 * opts.c (decode_options): Don't set optimization_default_node
574 and optimization_current_node.
576 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
578 * config/rtems.h: Abandon -qrtems_debug.
580 2010-03-28 Jan Hubicka <jh@suse.cz>
582 PR tree-optimization/43505
583 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
584 map should not be copied.
586 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
589 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
590 cdtors, set DECL_PRESERVE_P.
591 * ipa.c (cgraph_externally_visible_p): Return true if declaration
594 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
596 PR tree-optimization/43528
597 * stor-layout.c (place_field): Check that constant fits into
598 unsigned HWI when skipping calculation of MS bitfield layout.
600 2010-03-27 Jan Hubicka <jh@suse.cz>
603 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
604 notice_global_symbol work.
606 2010-03-27 Jakub Jelinek <jakub@redhat.com>
608 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
609 instead of dwarf2out_decl.
610 (struct var_loc_node): Remove section_label field.
611 (dwarf2out_function_decl): New function.
612 (dwarf2out_var_location): Don't set section_label field.
613 (dwarf2out_begin_function): Don't empty decl_loc_table here.
615 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
617 PR tree-optimization/43544
618 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
619 First argument for builtin vectorized function hook is now a
620 tree to be able to distinguish between machine specific and
622 * targhooks.c (default_builtin_vectorized_function): Ditto.
623 * targhooks.h (default_builtin_vectorized_function): Ditto.
624 * target.h (struct gcc_target): Ditto.
625 * tree-vect-stmts.c (vectorizable_function): Ditto.
626 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
627 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
630 2010-03-26 Joseph Myers <joseph@codesourcery.com>
633 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
634 nested binding iff it is a FUNCTION_DECL.
635 (store_parm_decls_newstyle): Pass nested=true to bind for
636 FUNCTION_DECLs amongst parameters.
638 2010-03-26 Jakub Jelinek <jakub@redhat.com>
640 * var-tracking.c (vt_expand_loc_callback): Don't run
641 cselib_expand_value_rtx_cb in dummy mode if
642 cselib_dummy_expand_value_rtx_cb returned false.
644 * var-tracking.c (emit_note_insn_var_location): For one part
645 notes with offset 0, don't add EXPR_LIST around the location.
646 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
647 add_location_or_const_value_attribute): Adjust for that change.
650 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
651 into first operand and location into second.
652 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
653 dw_cfi_oprnd_loc for DW_CFA_expression.
654 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
655 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
656 assume first argument is regnum and second argument is location.
658 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
661 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
662 of scratch register to DImode. Split to DImode comparison operator.
663 Use SImode subreg of scratch register in the multiplication.
664 (*cmp_sadd_sidi): Ditto.
665 (*cmp_ssub_si): Ditto.
666 (*cmp_ssub_sidi): Ditto.
668 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
671 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
672 Remove invalid assert and wrong comment.
674 2010-03-26 Jakub Jelinek <jakub@redhat.com>
677 * flags.h (final_insns_dump_p): New extern.
678 * final.c (final_insns_dump_p): New variable.
679 (rest_of_clean_state): Set it before -fdump-final-insns=
680 dumping, clear afterwards.
681 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
682 MEM_ALIAS_SET on MEMs.
684 2010-03-26 David S. Miller <davem@davemloft.net>
686 * configure.ac: Fix sparc GOTDATA_OP bug check.
687 * configure: Rebuild.
689 2010-03-26 Alan Modra <amodra@gmail.com>
691 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
693 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
695 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
696 TLS_SECTION_ASM_FLAG.
698 2010-03-25 Jakub Jelinek <jakub@redhat.com>
701 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
702 Clear first_function_block_is_cold.
705 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
706 argument if the argument is truth_value_p.
708 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
710 * config/rs6000/constraints.md: Update copyright year for my changes.
713 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
714 used in reg+reg addressing, swap registers.
716 2010-03-24 Jakub Jelinek <jakub@redhat.com>
719 * target.h (struct gcc_target): Add code_end hook.
720 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
722 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
723 * toplev.c (compile_file): Call targetm.asm_out.code_end
724 hook before unwind info/debug info output.
725 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
726 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
727 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
728 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
729 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
730 * config/i386/i386.c (ix86_file_end): Renamed to...
731 (ix86_code_end): ... this. Make static. Don't call
732 file_end_indicate_exec_stack. Emit unwind info using
733 final_start_function/final_end_function.
734 (darwin_x86_file_end): Remove.
735 (TARGET_ASM_CODE_END): Define.
736 * config/i386/i386.h (TARGET_ASM_FILE_END,
737 NEED_INDICATE_EXEC_STACK): Don't define.
738 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
739 (TARGET_ASM_FILE_END): Define to darwin_file_end.
740 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
741 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
744 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
745 at the beginning and final_end_function at the end.
746 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
748 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
750 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
751 and Sun as TLS syntax.
752 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
753 * configure: Regenerate.
754 * config.in: Regenerate.
755 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
756 (default_elf_asm_named_section): Use it.
757 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
758 (i386_output_dwarf_dtprel): Likewise.
759 (output_addr_const_extra): Likewise.
760 (output_pic_addr_const): Lowercase @GOTTPOFF.
761 (output_addr_const_extra): Likewise.
762 (output_pic_addr_const): Lowercase @GOTNTPOFF.
763 (output_addr_const_extra): Likewise.
764 (output_pic_addr_const): Lowercase @INDNTPOFF.
765 (output_addr_const_extra): Likewise.
766 (output_pic_addr_const): Lowercase @NTPOFF.
767 (output_addr_const_extra): Likewise.
768 (output_pic_addr_const): Lowercase @TPOFF.
769 (output_addr_const_extra): Likewise.
770 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
771 (*tls_global_dynamic_64): Likewise.
772 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
773 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
775 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
776 (ASM_OUTPUT_TLS_COMMON): Use it.
777 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
780 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
781 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
782 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
783 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
784 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
785 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
787 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
789 * config/i386/i386.c (override_options): Don't accept
790 -mtls-dialect=sun any longer.
791 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
792 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
793 (*tls_local_dynamic_base_32_sun): Likewise.
794 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
796 2010-03-24 Jakub Jelinek <jakub@redhat.com>
799 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
800 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
803 * ira.c (adjust_cleared_regs): New function.
804 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
808 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
810 * expr.c (expand_expr_real): Restore previous
811 curr_insn_source_location and curr_insn_block after
812 expand_expr_real_1 call.
813 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
814 instead of expand_expr_real_1.
816 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
818 PR rtl-optimization/43413
819 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
822 2010-03-22 James E. Wilson <wilson@codesourcery.com>
825 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
826 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
828 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
830 * config/i386/i386.c (ix86_target_string): Add -mfma.
831 Fix a typo in comment.
833 2010-03-22 Mike Stump <mikestump@comcast.net>
836 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
837 Don't overly align based upon packed packed fields.
839 2010-03-22 Jason Merrill <jason@redhat.com>
841 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
842 Use () rather than [], and move before the element type.
844 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
846 * doc/configfiles.texi (Configuration Files): Removed
847 fixinc/Makefile*, intl/Makefile.*.
848 * doc/makefile.texi: Fixed markup. Abstract from version
850 (Makefile): Removed obsolete gcc/java/parse.y example.
851 * doc/sourcebuild.texi: Likewise.
852 (Top Level): Added config, gnattools, libdecnumber, libgcc,
853 libgomp, libssp. Removed fastjar.
854 (Miscellaneous Docs): Clarify location.
855 Added COPYING3, COPYING3.LIB.
856 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
858 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
861 * config/i386/i386.c (x86_function_profiler)
862 [!NO_PROFILE_COUNTERS]: Fix typo.
863 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
866 2010-03-22 Janis Johnson <janis187@us.ibm.com>
867 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
869 * doc/sourcebuild.texi (Test Directives): Split into six
870 subsections, with most of the current text in new subsections
871 Directives, Selectors, and Final Actions.
872 (Directives): Split list of test directives into multiple
874 (Selectors): Describe use and syntax of selectors.
875 (Effective-Target Keywords): Describe all existing keywords.
876 (Add Options): Describe features for dg-add-options.
877 (Require Support): Describe variants of dg-require-support.
878 (Final Actions): Describe commands to use in dg-final.
880 2010-03-22 Michael Matz <matz@suse.de>
883 * recog.c (validate_replace_rtx_group): Replace also in
884 REG_EQUAL and REG_EQUIV notes.
886 2010-03-22 Richard Guenther <rguenther@suse.de>
888 PR tree-optimization/43390
889 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
890 sure vector extracts are type correct.
892 2010-03-22 Richard Guenther <rguenther@suse.de>
895 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
896 x * sqrt (x) even when optimizing for size if the target
897 has native support for sqrt.
899 2010-03-22 Jakub Jelinek <jakub@redhat.com>
901 * varasm.c (make_decl_rtl_for_debug): Also clear
902 flag_mudflap for the duration of make_decl_rtl call.
905 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
906 locs from preserved VALUEs.
908 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
911 * pa.md (movmemsi): Set align to one if zero.
912 (movmemdi): Likewise.
914 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
917 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
918 with their corresponding prologue pushes.
920 2010-03-20 Andrew Pinski <pinskia@gmail.com>
923 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
924 at the begining or end.
925 (spu_expand_epilogue): Likewise.
927 2010-03-20 Richard Guenther <rguenther@suse.de>
929 PR rtl-optimization/43438
930 * combine.c (make_extraction): Properly zero-/sign-extend an
931 extraction of the low part of a CONST_INT. Also handle
934 2010-03-19 Mike Stump <mikestump@comcast.net>
936 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
937 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
938 (override_options): Use SUBTARGET32_DEFAULT_CPU.
940 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
943 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
946 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
948 PR rtl-optimization/42258
949 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
950 use that may match DEF.
953 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
954 the cost of loading the constant rather than assuming
956 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
957 outer code is AND, do the same tests as the andsi3 expander and
958 return COSTS_N_INSNS (1) if and is cheap.
960 * optabs.c (avoid_expensive_constant): Fix formatting.
962 2010-03-19 Michael Matz <matz@suse.de>
965 * attribs.c (decl_attributes): When rebuilding a function pointer
966 type use the same qualifiers as the original pointer type.
968 2010-03-19 Martin Jambor <mjambor@suse.cz>
970 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
971 and is_gimple_ip_invariant_address.
973 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
976 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
978 * config/arm/arm.c (arm_override_options): Turn off
979 flag_dwarf2_cfi_asm for AAPCS variants.
981 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
984 * config/arm/arm.c (emit_multi_reg_push): Update comments.
985 Use PRE_MODIFY instead of PRE_DEC.
986 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
987 (vfp_emit_fstmd): Likewise.
989 2010-03-19 Michael Matz <matz@suse.de>
992 * builtins.c (expand_builtin_interclass_mathfn,
993 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
996 2010-03-19 Richard Guenther <rguenther@suse.de>
998 PR tree-optimization/43415
999 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1000 (phi_translate_1): ... this.
1001 (phi_translate): Move all caching here. Cache all NARY
1002 and REFERENCE translations.
1004 2010-03-19 David S. Miller <davem@davemloft.net>
1006 With help from Eric Botcazou.
1007 * config/sparc/sparc.c: Include dwarf2out.h.
1008 (emit_pic_helper): Delete.
1009 (pic_helper_symbol_name): Delete.
1010 (pic_helper_emitted_p): Delete.
1011 (pic_helper_needed): New.
1012 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1013 (get_pc_thunk_name): New.
1014 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1015 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1016 Set pic_helper_needed to true. Don't call emit_pic_helper.
1017 (sparc_expand_prologue): Update load_pic_register call.
1018 (sparc_output_mi_thunk): Likewise.
1019 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1020 thunk if possible. Output CFI information as needed.
1022 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1023 Jack Howarth <howarth@bromo.med.uc.edu>
1026 * config/i386/i386.h: Fix ABI on darwin x86-32.
1028 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1030 * tree.h: Declare make_decl_rtl_for_debug.
1031 * varasm.c (make_decl_rtl_for_debug): New.
1032 * dwarf2out.c (rtl_for_decl_location): Call it.
1033 * cfgexpand.c (expand_debug_expr): Call it.
1035 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1038 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1042 * var-tracking.c (vt_init_cfa_base): Do nothing if
1043 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1045 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1048 * var-tracking.c (canonicalize_vars_star): New.
1049 (dataflow_post_merge_adjust): Use it.
1051 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1054 * var-tracking.c (non_suitable_const): New function.
1055 (add_uses): For DEBUG_INSNs with constants, don't record any
1056 value, instead just the constant value itself.
1057 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1058 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1059 (emit_notes_in_bb): Likewise.
1060 (emit_note_insn_var_location): For onepart variables if
1061 cur_loc is a VOIDmode constant, use DECL_MODE.
1063 2010-03-18 Martin Jambor <mjambor@suse.cz>
1066 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1067 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1068 all non-clones. Moved call redirection...
1069 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1070 (cgraph_materialize_all_clones): Dispose of all
1071 combined_args_to_skip bitmaps.
1072 (verify_cgraph_node): Do not check for edges pointing to wrong
1073 nodes in inline clones.
1074 * tree-inline.c (copy_bb): Call
1075 cgraph_redirect_edge_call_stmt_to_callee.
1076 * ipa.c (cgraph_remove_unreachable_nodes): Call
1077 cgraph_node_remove_callees even when there are used clones.
1079 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1081 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1083 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1086 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1089 2010-03-18 Michael Matz <matz@suse.de>
1092 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1093 into sqrt(x) if we need to preserve signed zeros.
1095 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1096 Eric Botcazou <ebotcazou@adacore.com>
1098 PR rtl-optimization/43360
1099 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1100 note if we don't know its invariant status.
1102 2010-03-18 Michael Matz <matz@suse.de>
1104 PR tree-optimization/43402
1105 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1106 PHI chains of ssa names registered for update.
1108 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1111 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1112 non-offsettable and pre_modify update addressing.
1113 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1114 and "2" alternatives "#".
1115 (*movdd_softfloat32): Make all alternatives "#";
1116 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1117 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1118 (*movdf_softfloat32): Make all alternatives "#";
1119 (movdi): Use the new DIFD mode iterator to create a common splitter
1120 for movdi, movdf and movdd patterns.
1122 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1124 * common.opt (dumpdir): Remove redundant tab.
1126 2010-03-17 Martin Jambor <mjambor@suse.cz>
1128 PR tree-optimization/43347
1129 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1130 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1132 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1134 PR rtl-optimization/42216
1135 * regrename.c (create_new_chain): New function, broken out from...
1136 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1137 appending a use to an empty chain.
1138 (build_def_use): Remove previous changes that convert OP_INOUT to
1139 OP_OUT operands; instead detect the case where an OP_INOUT operand
1140 uses a previously untracked register and create an empty chain for it.
1142 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1144 * doc/extend.texi (Function Attributes): Rewrite unfinished
1145 sentence in ms_abi documentation.
1147 2010-03-17 Alan Modra <amodra@gmail.com>
1149 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1150 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1151 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1152 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1154 2010-03-16 Richard Henderson <rth@redhat.com>
1157 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1158 (lower_try_finally): Save and restore eh_seq around the expansion
1161 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1163 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1164 statements before splitting block.
1166 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1168 * doc/sourcebuild.texi (Testsuites): Fix markup.
1169 Use pathnames relative to gcc/testsuite.
1170 (Test Directives): Move description of how timeout is determined.
1171 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1172 (C Tests): Correct gcc.misc-tests directory.
1173 Framework tests now live in gcc.test-framework.
1175 2010-03-16 Richard Guenther <rguenther@suse.de>
1178 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1179 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1181 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1182 Alexandre Oliva <aoliva@redhat.com>
1184 PR tree-optimization/42917
1185 * lambda-code.c (remove_iv): Skip debug statements.
1186 (lambda_loopnest_to_gcc_loopnest): Likewise.
1187 (not_interesting_stmt): Debug statements are not interesting.
1189 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1193 * cselib.c (cselib_preserve_constants,
1194 cfa_base_preserved_val): New static variables.
1195 (preserve_only_constants): New function.
1196 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1197 clear its REG_VALUES. If cselib_preserve_constants, don't
1198 empty the whole hash table, but preserve there VALUEs with constants,
1199 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1200 (cselib_preserve_cfa_base_value): New function.
1201 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1202 (cselib_init): Change argument to int bitfield. Set
1203 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1205 (cselib_finish): Clear cselib_preserve_constants and
1206 cfa_base_preserved_val.
1207 * cselib.h (enum cselib_record_what): New enum.
1208 (cselib_init): Change argument to int.
1209 (cselib_preserve_cfa_base_value): New prototype.
1210 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1211 * dse.c (dse_step1): Likewise.
1212 * cfgcleanup.c (thread_jump): Likewise.
1213 * sched-deps.c (sched_analyze): Likewise.
1214 * gcse.c (local_cprop_pass): Likewise.
1215 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1216 If FN is non-NULL, call the callback always and whenever it returns
1217 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1218 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1219 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1220 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1221 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1222 * var-tracking.c: Include recog.h.
1223 (bb_stack_adjust_offset): Remove.
1224 (vt_stack_adjustments): Don't call it, instead just gather the
1225 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1226 (adjust_stack_reference): Remove.
1227 (compute_cfa_pointer): New function.
1228 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1229 (struct adjust_mem_data): New type.
1230 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1232 (get_address_mode): New function.
1233 (replace_expr_with_values): Use it.
1234 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1235 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1236 (adjust_sets): Remove.
1237 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1238 Use get_address_mode.
1239 (get_adjusted_src): Remove.
1240 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1241 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1242 (add_with_sets): Don't call adjust_sets.
1243 (fp_setter, vt_init_cfa_base): New functions.
1244 (vt_initialize): Change return type to bool. Move most of pool etc.
1245 initialization to the beginning of the function from end. Pass
1246 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1247 If !frame_pointer_needed, call vt_stack_adjustment before mos
1248 vector is filled, call vt_init_cfa_base if argp/framep has been
1249 eliminated to sp. If frame_pointer_needed and argp/framep has
1250 been eliminated to hard frame pointer, set
1251 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1252 encountering fp setter in the prologue. For MO_ADJUST, call
1253 log_op_type before pusing the op into mos vector, not afterwards.
1254 Call adjust_insn before cselib_process_insn/add_with_sets,
1255 call cancel_changes (0) afterwards.
1256 (variable_tracking_main_1): Adjust for vt_initialize calling
1257 vt_stack_adjustments and returning whether it succeeded or not.
1259 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1261 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1264 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1266 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1268 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1269 drap_reg has not been set.
1271 2010-03-15 Michael Matz <matz@suse.de>
1274 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1275 use it to expand block copies.
1276 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1277 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1278 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1280 2010-03-15 Richard Guenther <rguenther@suse.de>
1282 PR tree-optimization/43367
1283 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1286 2010-03-15 Richard Guenther <rguenther@suse.de>
1288 PR tree-optimization/43317
1289 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1291 2010-03-15 Martin Jambor <mjambor@suse.cz>
1293 PR tree-optimization/43141
1294 * tree-sra.c (create_abstract_origin): New function.
1295 (modify_function): Call create_abstract_origin.
1297 2010-03-15 Chris Demetriou <cgd@google.com>
1299 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1302 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1305 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1306 call insert_out_of_ssa_copy for default definitions.
1308 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1310 * graphite-clast-to-gimple.c (my_long_long): Defined.
1311 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1312 * graphite-sese-to-poly.c (my_long_long): Defined.
1313 (scop_ivs_can_be_represented): Use it.
1315 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1317 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1318 graphite-max-bbs-per-function, and loop-block-tile-size.
1319 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1321 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1323 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1325 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1326 forward declaration.
1327 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1328 (add_upper_bounds_from_estimated_nit): New.
1329 (build_loop_iteration_domains): Use it.
1331 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1333 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1335 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1338 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1339 should be an INTEGER_CST. Also handle CASE_CONVERT.
1341 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1343 * graphite.c (graphite_initialize): To bound the number of bbs per
1344 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1345 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1346 * doc/invoke.texi: Document it.
1348 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1350 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1351 * graphite-sese-to-poly.h (build_poly_scop): Same.
1353 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1355 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1356 the number of parameters in the scop. Use as an upper bound
1357 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1358 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1359 * doc/invoke.texi: Document it.
1361 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1363 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1364 * doc/c-tree.texi: Remove.
1365 * doc/generic.texi: Merge c-tree.texi here.
1366 * doc/gccint.texi (Trees): Remove menu entry.
1367 (c-tree.texi): Remove @include.
1368 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1369 * doc/languages.texi (Reading RTL): Ditto.
1371 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1374 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1376 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1379 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1380 code added to work around reload clobbering CONST insns.
1382 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1384 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1385 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1386 (cselib_preserve_only_values): Remove retain argument, don't
1387 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1388 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1389 * var-tracking.c (micro_operation): Move insn field before union.
1390 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1391 (struct variable_tracking_info_def): Remove n_mos field, change
1392 mos into a vector of micro_operations.
1393 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1394 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1395 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1396 changing into a vector.
1397 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1398 come before all other uops generated by add_stores.
1399 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1401 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1402 a vector. Run just one pass over the bbs instead of separate counting
1403 and computation phase.
1404 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1407 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1408 into *nonlocalized_list vector.
1409 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1410 even if origin is non-NULL.
1411 (gen_variable_die): Likewise.
1412 (process_scope_var): Don't change origin.
1413 (gen_decl_die): Likewise.
1414 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1415 before adding new edges instead of after it, fix moving over
1418 2010-03-11 David S. Miller <davem@davemloft.net>
1420 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1422 * configure: Rebuild.
1424 2010-03-11 Martin Jambor <mjambor@suse.cz>
1426 PR tree-optimization/43257
1427 * tree.c (assign_assembler_name_if_neeeded): New function.
1428 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1430 * tree.h (assign_assembler_name_if_neeeded): Declare.
1431 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1432 the function if needed.
1434 2010-03-11 Chris Demetriou <cgd@google.com>
1436 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1437 include/stdint-gcc.h, and include/stdint.h world-readable.
1439 2010-03-11 Richard Guenther <rguenther@suse.de>
1441 PR tree-optimization/43255
1442 * tree-vrp.c (process_assert_insertions_for): Do not insert
1443 asserts for trivial conditions.
1445 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1447 PR tree-optimization/43280
1448 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1449 generation. Move calculation of size out of the if branch.
1450 (find_bswap): Modify compare number generation.
1452 2010-03-11 Richard Guenther <rguenther@suse.de>
1455 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1456 (input_gimple_stmt): Fixup handled component types during
1457 operand read. Also fix up decls in ADDR_EXPRs.
1459 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1461 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1462 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1464 2010-03-10 Jan Hubicka <jh@suse.cz>
1467 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1468 * varasm.c (get_variable_section): Don't do that here...
1469 (make_decl_rtl): ... and here.
1470 (do_assemble_alias): Produce decl RTL.
1471 (assemble_alias): Likewise.
1473 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1476 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1477 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1479 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1480 (based_loc_descr): Only express drap or vdrap regno based expressions
1481 using DW_OP_fbreg when not optimizing.
1482 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1483 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1484 REG_CFA_SET_VDRAP note.
1486 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1488 PR tree-optimization/43236
1489 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1490 error in calculation of base address in reverse iteration case.
1491 (generate_builtin): Take number of latch executions if the statement
1494 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1497 * tree-eh.c: Include pointer-set.h.
1498 (lower_eh_dispatch): Filter out duplicate case labels and
1499 remove the unneeded edge when the label is unused. Return
1500 true when some edges are removed.
1501 (execute_lower_eh_dispatch): When any lowering resulted in
1502 removing an edge, also delete unreachable blocks.
1504 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1507 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1508 UNSPEC_MACHOPIC_OFFSET.
1510 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1513 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1514 (m68k_delegitimize_address): New function.
1516 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1519 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1522 * var-tracking.c (adjust_sets): New function.
1523 (count_with_sets, add_with_sets): Use it.
1524 (get_adjusted_src): New inline function.
1525 (add_stores): Use it.
1528 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1529 call cselib_dummy_expand_value_rtx_cb instead of
1530 cselib_expand_value_rtx_cb.
1533 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1534 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1535 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1536 and .cfi_endproc around the pic thunks.
1537 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1538 all queued unwind info register saves are saved before the call.
1539 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1540 considered as sp-=4 for unwind info and the pop as sp+=4 which
1541 also clobbers dest, but doesn't actually restore it.
1544 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1545 RTX_FRAME_RELATED_P.
1547 2010-03-09 Jie Zhang <jie@codesourcery.com>
1549 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1550 whitespaces in output template.
1552 2010-03-09 Jie Zhang <jie@codesourcery.com>
1554 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1557 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1559 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1560 builtins.exp in a separate job.
1562 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1564 * graphite-sese-to-poly.c (add_param_constraints): Use
1565 lower_bound_in_type and upper_bound_in_type.
1567 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1569 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1570 instead of unsigned_type_node.
1572 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1573 Reza Yazdani <reza.yazdani@amd.com>
1576 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1577 on pointer type parameters.
1579 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1583 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1584 handle conversions from pointer to integers.
1585 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1586 induction variable, to be able to work with code generated by CLooG.
1587 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1588 (build_poly_scop): Bail out if we cannot codegen a loop.
1590 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1592 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1593 code generation with gloog_error.
1595 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1597 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1598 Call fold_convert on all the returned values.
1599 (expand_scalar_variables_expr): Pass to
1600 expand_scalar_variables_ssa_name the type of the resulting expression.
1602 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1604 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1605 ppl_min_for_le_pointset.
1606 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1607 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1609 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1611 * graphite-dependences.c (map_into_dep_poly): Removed.
1612 (dependence_polyhedron_1): Use combine_context_id_scat.
1614 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1616 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1617 (struct poly_bb): Same.
1618 (combine_context_id_scat): New.
1620 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1623 * sese.c (name_defined_in_loop_p): Return false for default
1626 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1628 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1629 and clean up the logic.
1631 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1633 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1636 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1638 * var-tracking.c (remove_cselib_value_chains): Define only for
1640 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1641 delete_slot_part, emit_notes_for_differences_1): Don't call
1642 remove_cselib_value_chains here.
1643 (set_slot_part, emit_notes_for_differences_2): Don't call
1644 add_cselib_value_chains here.
1645 (preserved_values): New vector.
1646 (preserve_value): New function.
1647 (add_uses, add_stores, vt_add_function_parameters): Use it
1648 instead of cselib_preserve_value.
1649 (changed_values_stack): New vector.
1650 (check_changed_vars_0): New function.
1651 (check_changed_vars_1, check_changed_vars_2): Use it.
1652 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1653 changed_values_stack VALUEs.
1654 (vt_emit_notes): For all preserved_values call
1655 add_cselib_value_chains. If ENABLE_CHECKING call
1656 remove_cselib_value_chains before verifying value_chains is empty.
1657 Initialize and free changed_values_stack.
1658 (vt_initialize): Initialize preserved_values.
1659 (vt_finalize): Free preserved_values.
1661 2010-03-08 Richard Guenther <rguenther@suse.de>
1663 PR tree-optimization/43269
1664 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1667 2010-03-08 Martin Jambor <mjambor@suse.cz>
1669 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1670 (ipa_is_param_called): Removed.
1671 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1672 (ipa_print_node_params): Do not print the called flag.
1673 (ipa_write_node_info): Do not stream the called flag.
1674 (ipa_read_node_info): Likewise.
1676 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1679 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1680 * cselib.c (struct expand_value_data): Add dummy field.
1681 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1683 (cselib_dummy_expand_value_rtx_cb): New function.
1684 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1686 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1687 * var-tracking.c: Include pointer-set.h.
1688 (variable): Change n_var_parts to char from int. Add
1689 cur_loc_changed and in_changed_variables fields.
1690 (variable_canonicalize): Remove.
1691 (shared_var_p): New inline function.
1692 (unshare_variable): Maintain cur_loc_changed and
1693 in_changed_variables fields. If var was in changed_variables,
1694 replace it there with new_var. Just copy cur_loc instead of
1695 resetting it to something else.
1696 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1697 (dataflow_set_union): Don't call variable_canonicalize.
1698 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1699 of their DEBUG_EXPR_TREE_DECLs.
1700 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1701 and in_changed_variables and cur_loc_changed is false.
1702 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1703 and cur_loc_changed. Don't update cur_loc here.
1704 (variable_merge_over_src): Don't call variable_canonicalize.
1705 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1706 removing loc that is equal to cur_loc, clear cur_loc,
1707 set cur_loc_changed and ensure variable_was_changed is called.
1708 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1709 compare pointers in cur_loc check, if it is equal to loc,
1710 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1711 (variable_different_p): Remove compare_current_location argument,
1712 don't compare cur_loc.
1713 (dataflow_set_different_1): Adjust variable_different_p caller.
1714 (variable_was_changed): If dv had some var in changed_variables
1715 already, reset in_changed_variables flag for it and propagate
1716 cur_loc_changed over to the new variable. On empty var
1717 always set cur_loc_changed. Set in_changed_variables on whatever
1718 var is added to changed_variables.
1719 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1720 Use shared_var_p. When removing loc that is equal to cur_loc,
1721 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1722 end, don't set it to something else, just call variable_was_changed.
1723 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1724 loc being removed, clear cur_loc and set cur_loc_changed.
1725 Set cur_loc_changed if all locations have been removed.
1726 (struct expand_loc_callback_data): New type.
1727 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1728 allocated. Always create SUBREGs if simplify_subreg failed.
1729 Prefer to use cur_loc, when that fails and still in
1730 changed_variables (and seen first time) recompute it. Set
1731 cur_loc_changed of variables which had to change cur_loc and
1732 compute elcd->cur_loc_changed if any of the subexpressions used
1733 had to change cur_loc.
1734 (vt_expand_loc): Adjust to pass arguments in
1735 expand_loc_callback_data structure.
1736 (vt_expand_loc_dummy): New function.
1737 (emitted_notes): New variable.
1738 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1739 that weren't used for any other decl in current
1740 emit_notes_for_changes call call vt_expand_loc_dummy to update
1741 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1742 first loc_chain location if NULL before. Always use just
1743 cur_loc instead of first loc_chain location. When cur_loc_changed
1744 is false, when not --enable-checking=rtl just don't emit any note.
1745 When rtl checking, compute the note and assert it is the same
1746 as previous note. Clear cur_loc_changed and in_changed_variables
1747 at the end before removing from changed_variables.
1748 (check_changed_vars_3): New function.
1749 (emit_notes_for_changes): Traverse changed_vars to call
1750 check_changed_vars_3 on each changed var.
1751 (emit_notes_for_differences_1): Clear cur_loc_changed and
1752 in_changed_variables. Recompute cur_loc of new_var.
1753 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1754 (vt_emit_notes): Initialize and destroy emitted_notes.
1756 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1758 PR rtl-optimization/42220
1759 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1760 Use verify_reg_tracked to determine if we should use OP_OUT rather
1762 (build_def_use): If we see an in-out operand for a register that we
1763 know nothing about, treat is an output if possible, fail the block if
1766 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1769 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1772 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1775 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1776 uses of relevant DEFs that are dead outside the loop too.
1778 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1780 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1782 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1784 * var-tracking.c (values_to_unmark): New variable.
1785 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1786 values_to_unmark vector. Moved body to...
1787 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1788 instead queue it into values_to_unmark vector.
1789 (vt_find_locations): Free values_to_unmark vector.
1791 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1793 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1794 (site.exp): Export them when plugins are enabled.
1796 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1799 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1801 (chrec_fold_multiply): Same.
1803 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1806 * c-decl.c (build_compound_literal): Return early if init is
1809 2010-03-04 Martin Jambor <mjambor@suse.cz>
1811 PR tree-optimization/43164
1812 PR tree-optimization/43191
1813 * tree-sra.c (type_consists_of_records_p): Reject records with
1814 zero-size bit-fields at the end.
1816 2010-03-04 Mike Stump <mikestump@comcast.net>
1818 * Makefile.in (TAGS): Remove *.y.
1820 2010-03-04 Richard Guenther <rguenther@suse.de>
1822 PR tree-optimization/40761
1823 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1825 (my_rev_post_order_compute): New function.
1826 (init_pre): Call it.
1828 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1831 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1832 decrease the cost of an IV candidate when the cost is infinite.
1834 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1836 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1837 Use '3DNow!' for the extension of that name, ensure normal space
1839 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1841 2010-03-03 Jeff Law <law@redhat.com>
1843 * PR middle-end/32693
1844 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1845 than gen_rtx_SUBREG.
1846 (extract_bit_field_1): Likewise.
1848 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1850 * doc/sourcebuild.texi (Test directives): Document that arguments
1851 include-opts and exclude-opts are now optional for dg-skip-if,
1852 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1854 2010-03-03 Jason Merrill <jason@redhat.com>
1857 * cgraph.h (varpool_node): Add extra_name field.
1858 * varpool.c (varpool_extra_name_alias): New.
1859 (varpool_assemble_decl): Emit extra name aliases.
1860 (varpool_mark_needed_node): Look past an extra name alias.
1861 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1862 * lto-streamer-in.c (lto_input_tree): Read it.
1863 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1865 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1867 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1868 (sparc*-*-solaris2*): ...this.
1870 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1873 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1874 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1875 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1876 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1879 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1880 fallthrough to default handling, just with want_address 0 instead of 2.
1881 For single element lists, add_AT_loc directly, otherwise create an
1882 artificial variable DIE and stick location list to it.
1885 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1886 (VAL_EXPR_HAS_REVERSE): Define.
1887 (reverse_op): New function.
1888 (add_stores): For reversible operations add an extra MO_VAL_USE.
1890 2010-03-02 Jason Merrill <jason@redhat.com>
1892 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1894 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1896 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1897 (sparc64-*-linux*): Likewise.
1898 (sparc64-*-solaris2*): Include assembler files before linker ones.
1899 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1900 * config/sparc/gas.h: Delete.
1901 * config/sparc/sol2-64.h: Add copyright notice.
1902 * config/sparc/sol2-gas-bi.h: Likewise.
1903 * config/sparc/sol2-gld.h: Likewise.
1904 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1905 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1906 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1907 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1908 (sparc_elf_asm_named_section): Rename into...
1909 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1911 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1913 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1915 2010-03-02 Jeff Law <law@redhat.com>
1918 * reload1.c (rtx_p, substitute_stack): Declare.
1919 (substitute): Record addresses of changed rtxs.
1920 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1921 Restore the original rtx when complete.
1922 (reload): Free subsitute_stack when complete.
1924 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1926 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1927 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1929 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1930 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1931 Torture Tests): Change from subsection to section.
1933 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1934 Steven Bosscher <steven@gcc.gnu.org>
1936 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1939 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1942 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1943 the assignment from the new induction variable to the assignment
1944 of the value from the original loop PHI function.
1946 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1947 Daniel Jacobowitz <dan@codesourcery.com>
1949 * doc/sourcebuild.texi (Test directives): Clarify options to
1952 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1954 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1955 Disable cfi directives unless GCC and gas agree on using read-only
1956 .eh_frame sections for 64-bit.
1957 * configure: Regenerate.
1959 2010-03-01 Richard Guenther <rguenther@suse.de>
1961 PR tree-optimization/43220
1962 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1963 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1965 2010-03-01 Richard Guenther <rguenther@suse.de>
1966 Martin Jambor <mjambor@suse.cz>
1969 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1970 gimplified parameters.
1972 2010-03-01 Christian Bruel <christian.bruel@st.com>
1974 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1976 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1978 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1980 2010-03-01 Richard Guenther <rguenther@suse.de>
1983 * expr.c (expand_assignment): Use the alias-oracle to tell
1984 if the rhs aliases the result decl.
1986 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1989 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1990 to sol_gt_pch_get_address.
1991 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1992 64-bit, SPARC and x86.
1993 (sol_gt_pch_get_address): New function.
1995 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1997 * toplev.h (inform_n, error_n): Declare.
1998 * diagnostic.c (inform_n, error_n): New function.
2000 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2002 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2003 has no rtl yet when processing local_decls, queue it and recheck
2004 if deferred stack allocation hasn't assigned it rtl.
2006 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2008 * config/sh/sh.c (unspec_bbr_uid): New.
2009 (gen_block_redirect): Use it instead of INSN_UID.
2010 (gen_far_branch): Likewise.
2012 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2014 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2015 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2017 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2019 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2020 (Warning Options): -Wno-conversion-null is valid for
2021 Objective-C++ as well.
2022 * doc/tm.texi (Named Address Spaces): Likewise.
2023 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2024 * doc/tree-ssa.texi (Tree SSA): Likewise.
2026 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2029 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2030 by default. Don't set the default arch for
2031 i[34567]86-*-darwin*|x86_64-*-darwin*.
2033 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2036 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2037 default. Set the default 32bit/64bit archs with $with_arch
2038 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2040 2010-02-27 Richard Guenther <rguenther@suse.de>
2042 PR tree-optimization/43186
2043 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2044 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2045 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2046 unroller iterations.
2048 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2050 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2051 required and i[34567]86-*-* targets don't support 64bit ISA.
2053 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2056 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2059 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2061 * config.gcc: Set the default arch at least to Prescott for
2062 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2063 if SSE math is enabled.
2065 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2067 * diagnostic.c (diagnostic_initialize): Update.
2068 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2070 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2071 (diagnostic_inhibit_notes): New.
2072 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2074 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2077 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2078 * doc/standards.texi: Likewise.
2079 * doc/extend.texi: Likewise.
2080 * doc/trouble.texi: Likewise.
2081 * doc/cppopts.texi: Likewise.
2082 * doc/install.texi: Likewise.
2083 * c.opt (std=c90,std=gnu90): New options.
2084 * c-opts.c (c_common_handle_option): Handle them.
2086 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2089 * c-decl.c (undeclared_variable): Use an informative note.
2091 2010-02-26 Richard Guenther <rguenther@suse.de>
2093 PR tree-optimization/43186
2094 * gimple.h (gimple_fold): Remove.
2095 * gimple.c (gimple_fold): Remove. Inline into single user ...
2096 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2097 Try harder for conditions.
2099 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2102 * function.c (used_types_insert): Don't skip through named pointer
2103 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2104 and it is different from the main variant's type.
2106 2010-02-26 Nick Clifton <nickc@redhat.com>
2108 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2110 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2112 * config.gcc: Support --with-fpmath=sse for x86.
2114 * config/i386/ssemath.h: New.
2116 * doc/install.texi (--with-fpmath=sse): Documented.
2118 2010-02-26 Richard Guenther <rguenther@suse.de>
2120 PR tree-optimization/43188
2121 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2122 vector types of over-aligned element type.
2124 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2127 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2128 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2130 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2132 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2134 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2136 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2137 * var-tracking.c: Include diagnostic.h.
2138 (debug_dv): New function.
2139 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2142 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2143 (add_value_chain, add_value_chains, remove_value_chain,
2144 remove_value_chains): Handle DEBUG_EXPRs.
2145 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2148 * regcprop.c (struct queued_debug_insn_change): New type.
2149 (struct value_data_entry): Add debug_insn_changes field.
2150 (struct value_data): Add n_debug_insn_changes field.
2151 (debug_insn_changes_pool): New variable.
2152 (free_debug_insn_changes, apply_debug_insn_changes,
2153 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2154 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2155 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2157 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2159 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2160 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2161 changes, call cprop_find_used_regs via note_stores.
2162 (copyprop_hardreg_forward): When copying vd from predecessor
2163 which has any queued DEBUG_INSN changes, make sure the pointers are
2164 cleared. At the end call df_analyze and then if there are any
2165 DEBUG_INSN changes queued at the end of some basic block for still
2166 live registers, apply them.
2167 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2169 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2171 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2174 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2176 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2177 targets. Set the default with_cpu/with_arch from arch/cpu.
2178 Allow x86-64 and native for with_cpu/with_arch.
2180 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2182 * ebitmap.c: Change calls to verify_popcount with calls to
2183 sbitmap_verify_popcount.
2184 (ebitmap_clear_bit): Fixed map->cacheindex test and
2185 map>cache update when bit clearing results in an empty
2188 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2191 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2192 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2193 and support both V2DF and V2DI modes.
2194 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2195 support both V2DF and V2DI modes.
2196 (general): Delete trailing whitespace from a few patterns.
2198 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2199 V2DF/V2DI interleave high/low builtins.
2201 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2204 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2205 interleave high/low functions.
2207 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2209 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2210 #pragma extern_prefix.
2212 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2215 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2216 BLKmode, assert op0 is a MEM and just adjust its mode.
2219 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2220 if bitpos isn't multiple of mode's bitsize.
2222 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2224 * c.opt (-ftemplate-depth=): New.
2225 (-ftemplate-depth-): Deprecate.
2226 * optc-gen.awk: Handle -ftemplate-depth=.
2227 * opth-gen.awk: Likewise.
2228 * c-opts.c (c_common_handle_option): Likewise.
2229 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2231 2010-02-24 Jason Merrill <jason@redhat.com>
2233 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2235 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2237 * cfg.c (alloc_aux_for_block): Remove inline.
2238 (alloc_aux_for_edge): Likewise.
2240 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2242 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2244 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2246 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2247 * config/i386/sol2-gas.h: New file.
2248 * config.gcc (i[34567]86-*-solaris2*): Use it.
2250 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2253 * c-typeck.c (ep_convert_and_check): New.
2254 (build_conditional_expr): Use it.
2255 (build_binary_op): Likewise.
2257 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2259 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2262 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2263 bounds even for -O+.
2264 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2265 expr needs to have DECL_NAME set.
2267 2010-02-24 Nick Clifton <nickc@redhat.com>
2269 * config/mep/mep.c: Include gimple.h.
2270 (mep_function_uses_sp): Delete unused function.
2271 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2272 parameters. Use unsigned integers to count args. Return a
2273 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2275 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2278 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2279 greater or equal to nelt instead of 2 * nelt.
2280 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2283 2010-02-23 Jason Merrill <jason@redhat.com>
2286 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2287 in cfun->local_decls even if they have register types.
2290 * stor-layout.c (place_field): Don't warn about unnecessary
2291 DECL_PACKED if the type is packed.
2293 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2296 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2297 GOTOFF relocs, even when the base reg isn't pic pointer.
2299 2010-02-23 Michael Matz <matz@suse.de>
2302 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2303 (expand_gimple_basic_block): Generate and use debug temps if there
2304 are debug uses left after the last real use of TERed ssa names.
2305 Unlink debug immediate uses when they are expanded.
2307 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2310 * config/i386/i386.c (override_options): Reorganise to provide
2311 better error messages.
2313 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2316 * graphite-scop-detection.c (create_single_exit_edge): Move
2317 the call to find_single_exit_edge to....
2318 (create_sese_edges): ...here. Don't handle multiple edges
2319 exiting the function.
2320 (build_graphite_scops): Don't handle multiple edges
2321 exiting the function.
2323 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2326 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2327 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2329 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2332 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2334 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2337 * c-typeck.c (convert_arguments): Print declaration location.
2338 * c-common.c (validate_nargs): Rename as
2339 builtin_function_validate_nargs.
2340 (check_builtin_function_arguments): Update.
2342 2010-02-22 Richard Guenther <rguenther@suse.de>
2345 * tree-inline.c (declare_return_variable): Use the type of
2346 the call stmt lhs if available.
2348 2010-02-22 Duncan Sands <baldrick@free.fr>
2350 * passes.c (register_pass): Always consider all pass lists when
2351 ref_pass_instance_number is zero.
2353 2010-02-22 Richard Guenther <rguenther@suse.de>
2355 PR tree-optimization/42749
2356 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2357 parameter. Do arithmetic in the original type.
2358 (update_accumulator_with_ops): Likewise.
2359 (adjust_accumulator_values): Adjust.
2361 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2363 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2364 (QI to BLKmode splitter): New splitter.
2366 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2368 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2369 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2371 2010-02-22 Richard Guenther <rguenther@suse.de>
2373 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2375 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2377 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2378 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2379 ($(T)crti.o, $(T)crtn.o): Remove rules.
2381 2010-02-21 Tobias Burnus <burnus@net-b.de>
2384 * doc/invoke.texi (-fassociative-math): Document that this
2385 option is automatically enabled for Fortran.
2387 2010-02-20 David S. Miller <davem@davemloft.net>
2389 * configure.ac: Test if linker and assembler properly support
2390 GOTDATA_OP relocations.
2391 * configure: Rebuild.
2392 * config.in: Likewise.
2393 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2394 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2395 (movsi_high_pic): Likewise.
2396 (movdi_lo_sum_pic): Likewise.
2397 (movdi_high_pic): Likewise.
2398 (movsi_pic_gotdata_op): New pattern.
2399 (movdi_pic_gotdata_op): Likewise.
2400 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2401 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2403 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2406 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2407 attribute to ssemul.
2408 (xop_mulv2div2di3_high): Ditto.
2410 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2413 * c.opt (Wconversion-null): New option.
2414 * doc/invoke.texi (Wconversion-null): Document.
2416 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2418 * common.opt (Wlarger-than-): Add Undocumented.
2420 2010-02-19 Mike Stump <mikestump@comcast.net>
2422 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2424 2010-02-19 Jason Merrill <jason@redhat.com>
2427 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2428 * configure: Likewise.
2430 2010-02-20 Alan Modra <amodra@gmail.com>
2433 * cgraph.h (cgraph_make_decl_local): Declare.
2434 * cgraph.c (cgraph_make_decl_local): New function.
2435 (cgraph_make_node_local): Use it.
2436 * cgraphunit.c (cgraph_function_versioning): Likewise.
2437 * ipa.c (function_and_variable_visibility): Likewise.
2439 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2442 * except.c (sjlj_emit_function_enter): Don't call
2443 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2445 * rtl.h (add_reg_br_prob_note): Remove prototype.
2447 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2450 * c-common.c (conversion_warning): Remove widening conversions
2451 before checking the conversion of integers to reals.
2453 2010-02-19 Mike Stump <mikestump@comcast.net>
2456 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2459 * cgraphunit.c (process_function_and_variable_attributes): Check
2460 DECL_PRESERVE_P instead of looking up attribute "used".
2461 * ipa-pure-const.c (check_decl): Likewise.
2462 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2463 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2464 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2465 instead of attribute "used".
2466 * config/sol2-c.c (solaris_pragma_init): Likewise.
2467 (solaris_pragma_fini): Likewise.
2469 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2471 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2472 Use XCNEW instead of xcalloc.
2473 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2474 XNEW instead of xmalloc.
2475 (get_fields): Use XNEWVEC instead of xmalloc.
2478 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2479 populate vars array.
2480 (create_new_general_access): For debug stmts just reset value.
2481 (get_stmt_accesses): For accesses within debug stmts just record them
2482 using add_access_to_acc_sites instead of preventing the peeling or
2483 counting them as accesses.
2486 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2488 2010-02-19 Richard Guenther <rguenther@suse.de>
2490 PR tree-optimization/42916
2491 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2494 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2496 * configure.ac: Replace all uses of changequote in macro arguments
2497 with proper quoting.
2499 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2502 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2504 2010-02-19 Richard Guenther <rguenther@suse.de>
2506 PR tree-optimization/42944
2507 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2508 test for aliasing with errno.
2510 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2513 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2514 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2515 * dojump.c: Include output.h.
2516 (inv): New inline function.
2517 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2518 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2519 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2520 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2521 argument, pass it down to other calls.
2522 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2523 add REG_BR_PROB note to the conditional jump.
2524 * cfgexpand.c (add_reg_br_prob_note): Removed.
2525 (expand_gimple_cond): Don't call it, add the probability
2526 as last argument to jumpif_1/jumpifnot_1.
2527 * Makefile.in (dojump.o): Depend on output.h.
2528 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2530 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2531 * stmt.c (do_jump_if_equal): Likewise.
2532 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2533 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2534 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2536 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2537 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2538 jumpifnot_1 callers.
2539 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2541 (store_expr): Adjust jumpifnot caller.
2542 (store_constructor): Adjust jumpif caller.
2545 * gimplify.c (gimple_boolify): For __builtin_expect call
2546 gimple_boolify also on its first argument.
2548 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2550 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2552 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2553 * configure: Regenerated.
2555 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2557 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2558 lang_hooks.types_compatible_p instead of comptypes.
2560 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2562 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2563 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2564 if __prefer_thumb__ is defined.
2566 2010-02-18 Martin Jambor <mjambor@suse.cz>
2568 PR tree-optimization/43066
2569 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2570 array with zero-sized element type.
2572 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2574 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2575 rtx, allocate struct var_loc_node here and return it to the
2576 caller, and only if it is actually needed.
2577 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2578 move it earlier and return immediately if it returns NULL.
2580 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2582 * config/sparc/gas.h: New file. Restore
2583 TARGET_ASM_NAMED_SECTION to its ELF default.
2584 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2586 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2587 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2588 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2589 after sparc/sysv4.h.
2591 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2593 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2595 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2597 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2598 patterns from predicated pattern.
2600 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2603 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2604 for insn mnemonic suffix.
2606 2010-02-17 Richard Guenther <rguenther@suse.de>
2608 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2611 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2614 * caller-save.c (save_call_clobbered_regs): If BB ends with
2615 a DEBUG_INSN, move any notes in between last real insn and the last
2616 DEBUG_INSN after the last DEBUG_INSN.
2618 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2620 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2621 Fix return type. Fix argument type. Explain meaning of return value.
2623 2010-02-16 Richard Guenther <rguenther@suse.de>
2625 PR tree-optimization/41043
2626 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2627 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2629 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2631 2010-02-16 Ira Rosen <irar@il.ibm.com>
2633 PR tree-optimization/43074
2634 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2635 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2636 vectorizable cycles in hybrid SLP check.
2637 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2639 2010-02-16 Richard Guenther <rguenther@suse.de>
2641 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2642 (true_dependence): If memrefs_conflict_p computes must-alias
2643 trust it. Move TBAA check after offset-based disambiguation.
2644 (canon_true_dependence): Likewise.
2646 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2648 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2649 * doc/invoke.texi: Document it.
2650 * var-tracking.c: Include toplev.h and params.h.
2651 (vt_find_locations): Return bool indicating success. Compute
2652 hash sizes unconditionally. Check new parameter, report.
2653 (variable_tracking_main_1): Check vt_find_locations results and
2654 retry. Renamed from...
2655 (variable_tracking_main): ... this. New wrapper to preserve
2656 flag_var_tracking_assignments.
2657 * Makefile.in (var-tracking.o): Adjust dependencies.
2659 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2660 Jakub Jelinek <jakub@redhat.com>
2663 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2664 if weak_import attribute is present.
2665 * config/darwin.c (machopic_select_section): Likewise.
2667 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2669 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2670 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2671 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2672 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2674 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
2677 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2680 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2681 Rewrite text to refer to the names.
2683 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2685 * config/i386/i386-builtin-types.def
2686 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2687 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2688 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2689 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2690 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2691 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2692 IX86_BUILTIN_VPERMIL2PS256.
2693 (MULTI_ARG_4_DF2_DI_I): Defined.
2694 (MULTI_ARG_4_DF2_DI_I1): Defined.
2695 (MULTI_ARG_4_SF2_SI_I): Defined.
2696 (MULTI_ARG_4_SF2_SI_I1): Defined.
2697 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2698 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2699 __builtin_ia32_vpermil2ps256.
2700 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2701 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2702 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2703 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2704 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2705 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2706 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2707 CODE_FOR_xop_vpermil2v8sf3.
2708 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2709 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2710 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2711 (_mm256_permute2_pd): New.
2712 (_mm_permute2_ps): New.
2713 (_mm256_permute2_ps): New.
2715 2010-02-15 Nick Clifton <nickc@redhat.com>
2717 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2718 boolean parameters. Use emit_jump_insn when emitting a pop
2719 instruction containing a return insn.
2720 (push): Use 'true' rather than '1' as second parameter to F.
2721 (h8300_expand_prologue): Likewise.
2722 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2723 (h8300_expand_epilogue): Likewise.
2725 2010-02-15 Richard Guenther <rguenther@suse.de>
2728 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2731 2010-02-15 Nick Clifton <nickc@redhat.com>
2733 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2736 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2738 * intl.c (fake_ngettext): New function.
2739 * intl.h (fake_ngettext): Declare.
2740 (ngettext): Define macro.
2741 * collect2.c (notice_translated): New function.
2742 (main): Use notice_translated and ngettext.
2743 * collect2.h (notice_translated): Declare.
2745 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2747 * reorg.c (delete_computation): Comment fixes.
2748 * caller-save.c (setup_save_areas): Idem.
2749 * sel-sched-dump.c (dump_lv_set): Idem.
2752 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2754 * config/s390/s390.c (s390_sched_init): New function.
2755 (TARGET_SCHED_INIT): Target hook defined.
2757 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2758 Jack Howarth <howarth@bromo.med.uc.edu>
2759 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2762 Partial revert of unintended change in fix for PR41605.
2763 * config/darwin.h: Fix typo.
2764 * config/darwin9.h: Same.
2766 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2768 * c-pch.c (pch_init): Clear v.
2770 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2773 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2774 graphite_can_represent_init for MULT_EXPR.
2776 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2780 * graphite-sese-to-poly.c (remove_phi): New.
2781 (translate_scalar_reduction_to_array): Call remove_phi.
2783 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2786 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2787 * graphite-clast-to-gimple.h (gloog): Update declaration.
2788 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2789 * graphite-poly.h (struct poly_bb): Add missing comments.
2790 (struct scop): Add poly_scop_p field.
2792 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2793 * graphite.c (graphite_transform_loops): Build the polyhedral
2794 representation for each scop before code generation.
2795 * sese.c (rename_variables_in_operand): Removed.
2796 (rename_variables_in_expr): Return the renamed expression.
2797 (rename_sese_parameters): New.
2798 * sese.h (rename_sese_parameters): Declared.
2800 2010-02-11 Richard Guenther <rguenther@suse.de>
2802 PR tree-optimization/42998
2803 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2804 POINTER_PLUS_EXPR properly.
2806 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2807 Changpeng Fang <changpeng.fang@amd.com>
2810 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2811 the cost of an IV candidate when the IV is used in a test against zero.
2813 * gcc.dg/tree-ssa/ivopts-3.c: New.
2815 2010-02-11 Richard Guenther <rguenther@suse.de>
2818 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2819 pointer-vs-decl case by swapping refs. Handle some cases
2820 of pointer-vs-decl disambiguations more conservatively.
2821 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2822 to false after expanding.
2824 2010-02-11 Richard Guenther <rguenther@suse.de>
2827 * gcc.c (process_command): Handle LTO file@offset case more
2830 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2832 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2833 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2835 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2837 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2838 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2839 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2840 Optimize eq/ne comparisons when both arguments are known to be
2842 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2843 Don't mask operands unnecessarily if they are known to be already
2846 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2848 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2851 2010-02-10 Richard Guenther <rguenther@suse.de>
2853 PR tree-optimization/43017
2854 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2855 for wrapping signed arithmetic.
2857 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2860 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2861 if no debug info should be emitted for it.
2863 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2865 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2866 note when flag_exceptions is set.
2868 2010-02-10 Duncan Sands <baldrick@free.fr>
2870 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2872 2010-02-10 Richard Guenther <rguenther@suse.de>
2875 * tree.c (get_unwidened): Handle constants.
2876 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2878 2010-02-10 Martin Jambor <mjambor@suse.cz>
2881 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2882 check for variable argument counts independently.
2884 2010-02-10 Christian Bruel <christian.bruel@st.com>
2887 * config/sh/sh.c (find_barrier): Increase length for non delayed
2888 conditional branches.
2890 2010-02-10 Christian Bruel <christian.bruel@st.com>
2892 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2894 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2896 * builtins.c (set_builtin_user_assembler_name): Also handle
2897 ffs if int is smaller than word.
2899 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2902 * ira-conflicts.c (get_dup): Remove.
2903 (process_reg_shuffles): Add new parameter. Use it as an
2904 additional guard for copy generation.
2905 (add_insn_allocno_copies): Rewrite.
2907 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2909 * common.opt (fsched2-use-traces): Preserved for backward
2911 * doc/invoke.texi: Remove the documentation about option
2912 -fsched2-use-traces.
2913 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2914 flag_sched2_use_traces.
2915 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2916 the backward compatibility flag section.
2918 2010-02-09 Richard Guenther <rguenther@suse.de>
2920 PR tree-optimization/43008
2921 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2922 make HEAP variables initialized from global memory if they
2923 are not known builtin functions.
2924 (find_func_aliases): Adjust.
2926 2010-02-09 Richard Guenther <rguenther@suse.de>
2928 PR tree-optimization/43000
2929 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2930 arithmetic manually.
2932 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2934 PR tree-optimization/42931
2935 * tree-loop-linear.c (try_interchange_loops): Don't call
2936 double_int_mul if estimated_loop_iterations failed.
2938 2010-02-08 Martin Jambor <mjambor@suse.cz>
2941 * tree-sra.c (build_accesses_from_assign): Do not mark in
2942 should_scalarize_away_bitmap if stmt has volatile ops.
2943 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2946 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2948 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2950 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2952 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2955 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2958 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2960 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2963 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2964 to unknown_dependence.
2965 (graphite_legal_transform_dr): Handle the unknown_dependence.
2966 (graphite_carried_dependence_level_k): Same.
2968 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2970 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2972 2010-02-07 Richard Guenther <rguenther@suse.de>
2975 * expr.c (get_inner_reference): Always initialize *pbitsize.
2977 2010-02-07 Richard Guenther <rguenther@suse.de>
2980 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2981 new ARRAY_REFs on variable size element or minimal index arrays.
2983 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2984 gimple_fold_indirect_ref.
2986 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2989 * arm.c (arm_override_options): Just return if the user has specified
2990 an invalid fpu name.
2992 2010-02-03 Jason Merrill <jason@redhat.com>
2995 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2996 i386_pe_maybe_record_exported_symbol.
2998 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3001 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3002 (pa_delegitimize_address): New function.
3004 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3006 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3007 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3009 2010-02-05 Richard Guenther <rguenther@suse.de>
3012 * lto-streamer-in.c (get_resolution): Deal with references
3013 to undefined functions.
3015 2010-02-05 Richard Guenther <rguenther@suse.de>
3017 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3018 (fold_const_aggregate_ref): Likewise.
3019 (ccp_fold_stmt): Substitute loads.
3020 (maybe_fold_reference): Verify types before substituting.
3022 (fold_gimple_assign): Unshare properly.
3023 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3025 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3027 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3028 for rs6000_gen_cell_microcode.
3030 2010-02-04 Richard Guenther <rguenther@suse.de>
3032 PR rtl-optimization/42952
3033 * dse.c (const_or_frame_p): Remove MEM handling.
3035 2010-02-04 Nick Clifton <nickc@redhat.com>
3037 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3038 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3039 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3040 (mn10300_asm_output_mi_thunk): New function.
3041 (mn10300_can_output_mu_thunk): New function.
3042 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3043 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3044 (FUNCTION_ARG): Delete incorrect comment.
3046 2010-02-03 Jason Merrill <jason@redhat.com>
3049 * fold-const.c (operand_equal_p): Handle erroneous types.
3051 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3053 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3055 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3057 PR rtl-optimization/42941
3058 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3061 2010-02-03 Jason Merrill <jason@redhat.com>
3064 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3066 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3069 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3070 (cselib_reset_table): Renamed from...
3071 (cselib_reset_table_with_next_value): ... this.
3072 (cselib_get_next_uid): Renamed from...
3073 (cselib_get_next_unknown_value): ... this.
3074 * cselib.c (next_uid): Renamed from...
3075 (next_unknown_value): ... this.
3076 (cselib_clear_table): Adjust.
3077 (cselib_reset_table): Adjust. Renamed from...
3078 (cselib_reset_table_with_next_value): ... this.
3079 (cselib_get_next_uid): Adjust. Renamed from...
3080 (cselib_get_next_unknown_value): ... this.
3081 (get_value_hash): Use hash.
3082 (cselib_hash_rtx): Likewise.
3083 (new_cselib_val): Adjust. Set and dump uid.
3084 (cselib_lookup_mem): Pass next_uid as hash.
3085 (cselib_subst_to_values): Likewise.
3086 (cselib_log_lookup): Dump uid.
3087 (cselib_lookup): Pass next_uid as hash. Adjust.
3088 (cselib_process_insn): Adjust.
3089 (cselib_init): Initialize next_uid.
3090 (cselib_finish): Adjust.
3091 (dump_cselib_table): Likewise.
3092 * dse.c (canon_address): Dump value uid.
3093 * print-rtl.c (print_rtx): Print value uid.
3094 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3096 (dv_uid): New function, sort of renamed from...
3097 (dv_htab_hash): ... this, reimplemented in terms of it and...
3098 (dv_uid2hash): ... this. New.
3099 (variable_htab_eq): Drop excess assertions.
3100 (tie_break_pointers): Removed.
3101 (canon_value_cmp): Compare uids.
3102 (variable_post_merge_New_vals): Print uids.
3103 (vt_add_function_parameters): Adjust.
3104 (vt_initialize): Reset table. Adjust.
3106 2010-02-03 Richard Guenther <rguenther@suse.de>
3108 PR tree-optimization/42944
3109 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3110 (call_may_clobber_ref_p_1): Likewise. Properly handle
3111 malloc and calloc clobbering errno.
3113 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3115 * doc/invoke.texi: Fix name of sched1 dump.
3117 * opts.c (decode_options): Set flag_tree_switch_conversion
3118 only conditionally on optimize >= 2.
3120 * gcse.c: Assorted comment fixes in pass description.
3122 2010-02-03 Anthony Green <green@moxielogic.com>
3124 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3125 nop padding in order to maintain alignment of storage location of
3126 target function address.
3127 (moxie_trampoline_init): Store target function address at newly
3129 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3131 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3133 2010-02-03 Richard Guenther <rguenther@suse.de>
3136 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3138 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3140 * config.gcc: Reenable check for obsolete targets.
3141 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3142 mips-sgi-irix6.[0-4]*.
3144 2010-02-02 Nick Clifton <nickc@redhat.com>
3146 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3147 constant size of 4 as being the same as 0.
3148 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3149 can take values in the range 0..4.
3151 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3154 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3155 as _darwin10_Unwind_FindEnclosingFunction().
3156 * libgcc-libsystem.ver: New.
3158 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3161 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3162 implicitly set registers.
3164 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3166 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3167 (arm_override_options): Allow automatic selection of the thread
3168 pointer register if thumb2.
3169 (legitimize_pic_address): Improve code sequences for Thumb2.
3170 (arm_call_tls_get_addr): Likewise.
3171 (legitimize_tls_address): Likewise.
3172 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3173 (pic_load_addr_32bit): ... this. New named pattern.
3174 * thumb2.md (pic_load_addr_thumb2): Delete.
3175 (pic_load_dot_plus_four): Delete.
3176 (tls_load_dot_plus_four): New named pattern.
3178 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3181 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3182 Document fix for TLS bug.
3184 2010-01-31 Richard Guenther <rguenther@suse.de>
3186 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3187 conservatively correct.
3189 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3193 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3195 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3197 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3199 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3201 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3203 * config.gcc: Adjust order of makefile fragments for mingw targets.
3205 2010-01-31 Richard Guenther <rguenther@suse.de>
3208 * gimplify.c (gimplify_init_constructor): For volatile LHS
3209 initialize a temporary.
3211 2010-01-31 Matthias Klose <doko@ubuntu.com>
3213 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3215 * configure: Regenerate.
3217 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3219 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3220 the same alias set and their sizes different constantness.
3221 (aliasing_component_refs_p): Revert 2009-10-24 change.
3223 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3225 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3228 2010-01-29 Richard Guenther <rguenther@suse.de>
3230 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3231 Assert we successfully updated the call.
3233 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3235 PR rtl-optimization/42889
3236 * df.h (df_set_bb_dirty_nonlr): New prototype.
3237 * df-core.c (df_set_bb_dirty_nonlr): New function.
3238 * df-scan.c (df_insn_rescan): Call it instead of
3239 df_set_bb_dirty for DEBUG_INSNs.
3241 2010-01-29 Richard Guenther <rguenther@suse.de>
3244 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3245 quadratic behavior in most cases.
3247 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3250 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3251 in the call to gen_x86_movsicc_0_m1.
3253 2010-01-28 Richard Guenther <rguenther@suse.de>
3255 PR tree-optimization/42871
3256 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3258 2010-01-28 Richard Guenther <rguenther@suse.de>
3260 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3261 into call arguments.
3263 2010-01-28 Richard Guenther <rguenther@suse.de>
3266 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3267 the forwarder if the destination is an EH landing pad.
3269 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3271 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3272 block list passed to gimple_duplicate_sese_tail.
3273 (parallelize_loops): Avoid parallelization when the function
3275 Avoid parallelization when the preheader is IRREDUCIBLE.
3276 Try to optimize when estimated_loop_iterations_int is unresolved.
3277 Add the loop's location to the dump file.
3278 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3279 (gimple_duplicate_sese_tail): Remove the check for the latch.
3280 Redirect nexits to the exit block.
3281 Remove handling of the incoming edges to the latch.
3282 Redirect the backedge from the copied latch to the exit bb.
3284 2010-01-28 Michael Matz <matz@suse.de>
3287 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3288 Wrap force_reg into a sequence, emit it before user.
3290 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3292 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3294 (arm_legacy_rev): Likewise.
3295 (thumb_legacy_rev): Likewise.
3297 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3299 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3300 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3301 on MEM's address failed, try avoid_constant_pool_reference and
3302 recurse if it returned something different.
3303 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3304 address, try avoid_constant_pool_reference and recurse if it
3305 returned something different.
3306 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3307 address and avoid_constant_pool_reference returned something
3308 different, don't set have_address.
3310 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3313 * var-tracking.c (val_store): Add modified argument, obey it.
3315 (count_uses): Move down logging of main.
3316 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3317 don't need resolution.
3318 (emit_notes_in_bb): Likewise.
3320 2010-01-27 Richard Guenther <rguenther@suse.de>
3323 * tree-inline.c (remap_decl): Delay remapping of SSA name
3324 default definitions until we need them.
3326 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3328 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3329 (rs6000_delegitimize_address): New function.
3331 * config/s390/s390.c (s390_delegitimize_address): Call
3332 delegitimize_mem_from_attrs.
3335 * tree-inline.c (cannot_copy_type_1): Removed.
3336 (copy_forbidden): Don't forbid copying of functions containing
3337 records/unions with variable length fields.
3339 2010-01-27 Christian Bruel <christian.bruel@st.com>
3343 * config/sh/sh.c (find_barrier): Increase length for non delayed
3344 conditional branches.
3346 2010-01-27 Matthias Klose <doko@ubuntu.com>
3348 * configure.ac (gnu-unique-object): Fix ldd version check.
3349 * configure: Regenerate.
3351 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3353 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3355 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3356 Test for HAVE_GNU_AS value.
3358 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3360 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3361 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3362 INT64_TYPE): Define.
3363 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3364 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3365 INT_LEAST64_TYPE): Define.
3366 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3367 UINT_LEAST64_TYPE): Define.
3368 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3369 INT_FAST64_TYPE): Define.
3370 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3371 UINT_FAST64_TYPE): Define.
3372 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3373 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3374 (SIG_ATOMIC_TYPE): Define.
3376 2010-01-26 Richard Guenther <rguenther@suse.de>
3378 * df-scan.c (df_scan_set_bb_info): Remove assert.
3379 (df_insn_rescan_debug_internal): Merge asserts.
3380 (df_install_ref): Likewise.
3381 (df_mark_reg): Use bitmap_set_range.
3382 (df_hard_reg_used_p): Remove assert.
3383 (df_hard_reg_used_count): Likewise.
3385 2010-01-26 Richard Guenther <rguenther@suse.de>
3387 PR rtl-optimization/42685
3388 * web.c (web_main): Ignore DEBUG_INSNs.
3390 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3392 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3394 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3395 Fix types of fndecl and arglist parameters.
3397 2010-01-26 Richard Guenther <rguenther@suse.de>
3400 * tree-eh.c (unsplit_eh): Skip debug insns.
3402 2010-01-26 Richard Guenther <rguenther@suse.de>
3404 PR tree-optimization/42250
3405 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3407 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3410 * omp-low.c (expand_omp_sections): Only use single_pred if
3411 l2_bb is single_pred_p.
3413 2010-01-25 Christian Bruel <christian.bruel@st.com>
3416 * config/sh/sh.c (find_barrier): Increase length for non delayed
3417 conditional branches.
3418 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3420 2010-01-24 David S. Miller <davem@davemloft.net>
3422 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3423 define if not using GAS.
3424 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3425 Likewise. Delete SECTION_MERGE code, which is only applicable
3428 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3431 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3432 mangling of va_list in system headers.
3434 2010-01-23 Toon Moene <toon@moene.org>
3436 * tree-predcom.c (combine_chains): Return NULL, not false.
3438 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3440 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3441 initialization of variable res to agree with return type.
3443 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3445 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3446 * tree-sra.c: Add include of expr.h.
3448 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3450 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3451 insert the debug stmt on the single non-EH edge from the stmt.
3453 2010-01-22 Richard Henderson <rth@redhat.com>
3456 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3457 the RHS until after generate_subtree_copies has insertted its
3458 code before the current statement.
3460 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3462 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3464 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3466 2010-01-21 Martin Jambor <mjambor@suse.cz>
3468 PR tree-optimization/42585
3469 * tree-sra.c (struct access): New field grp_total_scalarization.
3470 (dump_access): Dump the new field.
3471 (should_scalarize_away_bitmap): New variable.
3472 (cannot_scalarize_away_bitmap): Likewise.
3473 (sra_initialize): Allocate new bitmaps.
3474 (sra_deinitialize): Free new bitmaps.
3475 (create_access_1): New function.
3476 (create_access): Parts moved to create_access_1.
3477 (type_consists_of_records_p): New function.
3478 (completely_scalarize_record): Likewise.
3479 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3480 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3481 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3483 (analyze_all_variable_accesses): Completely scalarize small eligible
3486 2010-01-21 Martin Jambor <mjambor@suse.cz>
3488 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3490 2010-01-21 Andrew Haley <aph@redhat.com>
3492 * gcc.c (process_command): Move lang_specific_driver before
3493 setting cc_libexec_prefix.
3495 2010-01-21 Richard Guenther <rguenther@suse.de>
3498 * fold-const.c (negate_expr_p): Pretend only negative
3499 real constants are easily negatable.
3501 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3502 Jason Merrill <jason@redhat.com>
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