1 2010-04-06 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/43627
4 * tree-vrp.c (extract_range_from_unary_expr): Widenings
5 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
8 2010-04-06 Jakub Jelinek <jakub@redhat.com>
10 * BASE-VER: Change to 4.6.0.
13 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
16 2010-04-06 Richard Guenther <rguenther@suse.de>
19 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
21 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23 * doc/invoke.texi (Optimize Options): Document that LTO
24 won't remove object access purely due to incompatible
27 2010-04-04 Matthias Klose <doko@ubuntu.com>
29 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
32 2010-04-03 Richard Guenther <rguenther@suse.de>
35 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
36 require a non-NULL MEM_OFFSET.
38 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
40 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
41 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
42 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
43 config/alpha/predicates.md, config/arm/arm.md,
44 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
45 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
46 config/darwin9.h, config/darwin.c, config/darwin.h,
47 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
48 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
49 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
50 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
51 config/mips/mips.md, config/mn10300/mn10300.c,
52 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
53 config/rs6000/aix.h, config/rs6000/dfp.md,
54 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
55 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
56 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
57 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
58 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
59 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
60 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
61 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
62 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
63 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
64 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
65 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
66 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
67 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
68 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
69 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
70 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
71 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
72 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
73 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
74 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
75 opt-functions.awk, opth-gen.awk, params.def, passes.c,
76 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
77 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
78 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
79 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
80 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
81 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
82 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
83 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
84 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
85 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
86 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
87 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
88 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
89 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
91 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
94 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
95 * aclocal.m4: Regenerate.
97 2010-04-02 Richard Guenther <rguenther@suse.de>
99 PR tree-optimization/43629
100 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
101 if we have seen a constant value.
103 2010-04-02 Joseph Myers <joseph@codesourcery.com>
105 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
108 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
111 * arm.c (legitimize_tls_address): Adjust call to
112 gen_tls_load_dot_plus_four.
113 (arm_note_pic_base): New function.
114 (arm_cannot_copy_insn_p): Use it.
115 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
118 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
123 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
125 * Makefile.in ($(out_object_file)): Depend on
126 gt-$(basename $(notdir $(out_file))).h.
128 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
130 * config.gcc (lm32-*-rtems*): Add t-lm32.
132 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
134 * config.gcc: Add lm32-*-rtems*.
135 * config/lm32/rtems.h: New file.
137 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
140 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
142 2010-04-01 Jakub Jelinek <jakub@redhat.com>
144 * dwarf2out.c (output_compilation_unit_header): For
145 -gdwarf-4 use version 4 instead of version 3.
146 (output_line_info): For version 4 and above emit additional
147 maximum ops per insn header field.
148 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
150 * dwarf2out.c (is_c_family, is_java): Remove.
151 (lower_bound_default): New function.
152 (add_bound_info, gen_descr_array_type_die): Use it.
154 2010-04-01 Dodji Seketeli <dodji@redhat.com>
157 * dwarf2out.c (gen_variable_die): Allow debug info for variable
158 re-declaration when it happens in a function.
160 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
162 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
163 (cgraph_remove_function_insertion_hook): Same.
164 (cgraph_call_function_insertion_hooks): Same.
166 2010-04-01 Richard Guenther <rguenther@suse.de>
169 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
170 and TREE_THIS_VOLATILE.
171 (copy_ref_info): Likewise.
172 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
173 * tree.c (build6_stat): Ignore side-effects of all but arg5
174 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
177 2010-04-01 Richard Guenther <rguenther@suse.de>
179 PR tree-optimization/43607
180 * ipa-type-escape.c (check_call): Do not access non-existing
183 2010-04-01 Richard Guenther <rguenther@suse.de>
187 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
188 Jack Howarth <howarth@bromo.med.uc.edu>
190 * tree-profile.c (tree_init_ic_make_global_vars): Make static
193 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
195 * doc/install.texi (Prerequisites): Document libelf usability on
196 IRIX 5/6 and Solaris 2.
197 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
198 Update GNU as, GNU ld requirements.
199 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
200 Document Sun Studio compiler download.
201 Update and simplify as, ld recommendations.
202 (Specific, *-*-solaris2.7): Note obsoletion, removal.
204 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
206 * config.guess (i[34567]86-*-solaris2*): Default with_arch_32,
207 with_tune_32 to pentium4.
209 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
211 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
213 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
215 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
218 Document GNU as requirement.
219 Update configure requirements.
220 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
222 Recomment IRIX 6.5.18+.
223 Document IDF/IDL requirement.
224 Document GNU as requirement.
225 Document GNU ld bootstrap failure.
226 Remove freeware.sgi.com reference.
228 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
230 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
231 UNIX V4.0, V5.0 obsoletion, removal.
232 Remove --with-gc=simple reference.
233 Update VM requirements during bootstrap.
234 Remove -oldas bootstrap description.
235 Update binutils reference.
236 Remove comparison failure note.
238 2010-03-31 Richard Guenther <rguenther@suse.de>
239 Zdenek Dvorak <ook@ucw.cz>
240 Sebastian Pop <sebastian.pop@amd.com>
243 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
244 with multiple arguments.
245 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
247 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
249 * graphite-dependences.c (print_pddr): Call print_pdr with an
251 * graphite-poly.c (debug_pdr): Add an extra argument for the
254 (print_pbb_domain): Same.
256 (print_scop_context): Same.
259 (debug_pbb_domain): Same.
263 (debug_scop_context): Same.
266 (print_scop_params): Same.
267 (debug_scop_params): Same.
268 (print_iteration_domain): Same.
269 (print_iteration_domains): Same.
270 (debug_iteration_domain): Same.
271 (debug_iteration_domains): Same.
272 (print_scattering_function): Same.
273 (print_scattering_functions): Same.
274 (debug_scattering_function): Same.
275 (debug_scattering_functions): Same.
276 * graphite-poly.h (debug_pdr): Update declaration.
278 (print_pbb_domain): Same.
280 (print_scop_context): Same.
283 (debug_pbb_domain): Same.
287 (debug_scop_context): Same.
290 (print_scop_params): Same.
291 (debug_scop_params): Same.
292 (print_iteration_domain): Same.
293 (print_iteration_domains): Same.
294 (debug_iteration_domain): Same.
295 (debug_iteration_domains): Same.
296 (print_scattering_function): Same.
297 (print_scattering_functions): Same.
298 (debug_scattering_function): Same.
299 (debug_scattering_functions): Same.
301 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
303 * graphite-poly.c (print_scattering_function_1): New.
304 (print_scattering_function): Call it.
305 (print_scop_params): Remove spaces at the end of lines.
308 * graphite-poly.h (print_cloog): Declared.
309 (debug_cloog): Declared.
311 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
313 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
315 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
316 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
317 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
318 to switch between adding the IV bump in loop->latch or in loop->header.
320 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
322 * graphite-poly.c (print_scattering_function): Pretty print following
325 (print_pbb_domain): Same.
326 (dump_gbb_cases): Same.
327 (dump_gbb_conditions): Same.
330 (print_scop_params): Same.
331 (print_scop_context): Same.
333 (print_pbb_body): New.
334 (lst_indent_to): New.
335 (print_lst): Start new lines with a #.
336 * graphite-poly.h (pbb_bb): New.
337 (pbb_index): Use pbb_bb.
338 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
340 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
342 2010-03-31 Jakub Jelinek <jakub@redhat.com>
344 * dwarf2out.c (size_of_die): For -gdwarf-4 use
345 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
346 and 0 instead of 1 for dw_val_class_flag.
347 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
348 dw_val_class_range_list, dw_val_class_loc_list,
349 dw_val_class_lineptr and dw_val_class_macptr, use
350 DW_FORM_flag_present for dw_val_class_flag and
351 DW_FORM_exprloc for dw_val_class_loc.
352 (output_die): For -gdwarf-4 print dw_val_class_loc
353 size as uleb128 instead of 1 or 2 bytes and don't print
354 anything for dw_val_class_flag.
356 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
357 instead of cselib_lookup following by tweaking locs->setting_insn.
360 * cselib.c (cselib_process_insn): Clear cselib_current_insn
361 even before returning from label, setjmp call or volatile asm
364 2010-03-31 Richard Guenther <rguenther@suse.de>
367 * cgraphunit.c (cgraph_output_in_order): Do not allocate
368 temporary data on stack.
370 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
372 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
373 (PUSHSECTION_ASM_OP): Remove.
374 (POPSECTION_ASM_OP): Remove.
375 (PUSHSECTION_FORMAT): Remove.
376 * config/sol2.h (PUSHSECTION_FORMAT): Define.
377 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
378 * config/sol2.c (solaris_output_init_fini): Use it.
380 2010-03-31 Jie Zhang <jie@codesourcery.com>
383 * opt-functions.awk (var_type_struct): Use signed char type
384 for simple variables.
386 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
388 * config/sol2.c: Include output.h.
389 (solaris_assemble_visibility): New function.
390 * config/t-sol2 (sol2.o): Add output.h dependency.
391 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
392 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
395 2010-03-31 Jakub Jelinek <jakub@redhat.com>
398 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
399 V2SImode or XFmode on PRE_DEC.
402 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
405 2010-03-31 Jie Zhang <jie@codesourcery.com>
408 * reload.h (caller_save_initialized_p): Declare.
409 * toplev.c (backend_init_target): Don't call
410 init_caller_save but set caller_save_initialized_p to false.
411 * caller-save.c (caller_save_initialized_p): Define.
412 (init_caller_save): Check caller_save_initialized_p.
413 * ira.c (ira): Call init_caller_save if flag_caller_saves.
415 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
418 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
419 and soft-fp/t-softfp to tmake_file.
420 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
421 (LIBGCC2_TF_CEXT): Define.
424 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
427 * cselib.c (n_useless_values): Document handling of debug locs.
428 (n_useless_debug_values, n_debug_values): New variables.
429 (new_elt_loc_list): Don't add to debug values, keep count.
430 (promote_debug_loc): New.
431 (cselib_reset_table): Zero new variables.
432 (entry_and_rtx_equal_p): Promote debug locs.
433 (discard_useless_locs): Increment n_useless_debug_values for
435 (remove_useless_values): Adjust n_useless_values and n_debug_values
436 with n_useless_debug_values.
437 (add_mem_for_addr): Promote debug locs.
438 (cselib_lookup_mem): Likewise.
439 (cselib_lookup_addr): Renamed to...
440 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
441 (cselib_log_lookup): ... this. Turn into...
442 (cselib_lookup_addr): ... new wrapper.
443 (cselib_lookup_from_insn): New.
444 (cselib_invalidate_regno): Increment n_useless_debug_values for
446 (cselib_invalidate_mem): Likewise.
447 (cselib_process_insn): Take n_deleted and n_debug_values into
448 account to guard remove_useless_value call.
449 (cselib_finish): Zero n_useless_debug_values.
450 * cselib.h (cselib_lookup_from_insn): Declare.
451 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
452 (sched_analyze_2): Likewise.
454 2010-03-30 Jakub Jelinek <jakub@redhat.com>
456 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
458 (adjust_mems): Replace narrowing SUBREG of expression containing
459 just PLUS, MINUS, MULT and ASHIFT of registers and constants
460 with operations in the narrower mode.
463 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
464 regs_invalidated_by_call instead all call_used_reg_set registers.
466 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
469 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
470 pointer comparisons with types_compatible_p.
471 * tree-vect-stmts.c (vectorizable_call): Same.
472 (vectorizable_condition): Same.
474 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
476 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
477 stack check if the mask would be zero.
479 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
480 Jack Howarth <howarth@bromo.med.uc.edu>
482 * tree-profile.c (tree_init_ic_make_global_vars): Make static
485 2010-03-30 Joseph Myers <joseph@codesourcery.com>
488 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
490 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
491 Include ___unordxf2 and ___unordtf2.
492 * config/i386/libgcc-glibc.ver: Do not define inheritance from
495 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
497 * config/lm32/t-lm32: New file.
498 * config.gcc: Use the above file when targetting lm32.
500 2010-03-28 Duncan Sands <baldrick@free.fr>
502 * Makefile.in (PLUGIN_HEADERS): Add except.h.
504 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
507 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
508 Improve vectorization cost model diagnostic.
510 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
513 * tree-vect-data-refs.c (vect_analyze_data_refs): When
514 compute_data_dependences_for_loop returns false, early exit
515 and output an extra diagnostic for the failed data reference
518 2010-03-29 Richard Guenther <rguenther@suse.de>
520 PR tree-optimization/43560
521 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
522 (can_sm_ref_p): Treat stores to readonly locations as trapping.
524 2010-03-29 Jie Zhang <jie@codesourcery.com>
527 * toplev.c (process_options): Set optimization_default_node
528 and optimization_current_node.
529 * opts.c (decode_options): Don't set optimization_default_node
530 and optimization_current_node.
532 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
534 * config/rtems.h: Abandon -qrtems_debug.
536 2010-03-28 Jan Hubicka <jh@suse.cz>
538 PR tree-optimization/43505
539 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
540 map should not be copied.
542 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
545 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
546 cdtors, set DECL_PRESERVE_P.
547 * ipa.c (cgraph_externally_visible_p): Return true if declaration
550 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
552 PR tree-optimization/43528
553 * stor-layout.c (place_field): Check that constant fits into
554 unsigned HWI when skipping calculation of MS bitfield layout.
556 2010-03-27 Jan Hubicka <jh@suse.cz>
559 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
560 notice_global_symbol work.
562 2010-03-27 Jakub Jelinek <jakub@redhat.com>
564 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
565 instead of dwarf2out_decl.
566 (struct var_loc_node): Remove section_label field.
567 (dwarf2out_function_decl): New function.
568 (dwarf2out_var_location): Don't set section_label field.
569 (dwarf2out_begin_function): Don't empty decl_loc_table here.
571 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
573 PR tree-optimization/43544
574 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
575 First argument for builtin vectorized function hook is now a
576 tree to be able to distinguish between machine specific and
578 * targhooks.c (default_builtin_vectorized_function): Ditto.
579 * targhooks.h (default_builtin_vectorized_function): Ditto.
580 * target.h (struct gcc_target): Ditto.
581 * tree-vect-stmts.c (vectorizable_function): Ditto.
582 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
583 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
586 2010-03-26 Joseph Myers <joseph@codesourcery.com>
589 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
590 nested binding iff it is a FUNCTION_DECL.
591 (store_parm_decls_newstyle): Pass nested=true to bind for
592 FUNCTION_DECLs amongst parameters.
594 2010-03-26 Jakub Jelinek <jakub@redhat.com>
596 * var-tracking.c (vt_expand_loc_callback): Don't run
597 cselib_expand_value_rtx_cb in dummy mode if
598 cselib_dummy_expand_value_rtx_cb returned false.
600 * var-tracking.c (emit_note_insn_var_location): For one part
601 notes with offset 0, don't add EXPR_LIST around the location.
602 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
603 add_location_or_const_value_attribute): Adjust for that change.
606 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
607 into first operand and location into second.
608 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
609 dw_cfi_oprnd_loc for DW_CFA_expression.
610 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
611 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
612 assume first argument is regnum and second argument is location.
614 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
617 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
618 of scratch register to DImode. Split to DImode comparison operator.
619 Use SImode subreg of scratch register in the multiplication.
620 (*cmp_sadd_sidi): Ditto.
621 (*cmp_ssub_si): Ditto.
622 (*cmp_ssub_sidi): Ditto.
624 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
627 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
628 Remove invalid assert and wrong comment.
630 2010-03-26 Jakub Jelinek <jakub@redhat.com>
633 * flags.h (final_insns_dump_p): New extern.
634 * final.c (final_insns_dump_p): New variable.
635 (rest_of_clean_state): Set it before -fdump-final-insns=
636 dumping, clear afterwards.
637 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
638 MEM_ALIAS_SET on MEMs.
640 2010-03-26 David S. Miller <davem@davemloft.net>
642 * configure.ac: Fix sparc GOTDATA_OP bug check.
643 * configure: Rebuild.
645 2010-03-26 Alan Modra <amodra@gmail.com>
647 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
649 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
651 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
652 TLS_SECTION_ASM_FLAG.
654 2010-03-25 Jakub Jelinek <jakub@redhat.com>
657 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
658 Clear first_function_block_is_cold.
661 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
662 argument if the argument is truth_value_p.
664 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
666 * config/rs6000/constraints.md: Update copyright year for my changes.
669 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
670 used in reg+reg addressing, swap registers.
672 2010-03-24 Jakub Jelinek <jakub@redhat.com>
675 * target.h (struct gcc_target): Add code_end hook.
676 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
678 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
679 * toplev.c (compile_file): Call targetm.asm_out.code_end
680 hook before unwind info/debug info output.
681 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
682 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
683 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
684 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
685 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
686 * config/i386/i386.c (ix86_file_end): Renamed to...
687 (ix86_code_end): ... this. Make static. Don't call
688 file_end_indicate_exec_stack. Emit unwind info using
689 final_start_function/final_end_function.
690 (darwin_x86_file_end): Remove.
691 (TARGET_ASM_CODE_END): Define.
692 * config/i386/i386.h (TARGET_ASM_FILE_END,
693 NEED_INDICATE_EXEC_STACK): Don't define.
694 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
695 (TARGET_ASM_FILE_END): Define to darwin_file_end.
696 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
697 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
700 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
701 at the beginning and final_end_function at the end.
702 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
704 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
706 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
707 and Sun as TLS syntax.
708 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
709 * configure: Regenerate.
710 * config.in: Regenerate.
711 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
712 (default_elf_asm_named_section): Use it.
713 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
714 (i386_output_dwarf_dtprel): Likewise.
715 (output_addr_const_extra): Likewise.
716 (output_pic_addr_const): Lowercase @GOTTPOFF.
717 (output_addr_const_extra): Likewise.
718 (output_pic_addr_const): Lowercase @GOTNTPOFF.
719 (output_addr_const_extra): Likewise.
720 (output_pic_addr_const): Lowercase @INDNTPOFF.
721 (output_addr_const_extra): Likewise.
722 (output_pic_addr_const): Lowercase @NTPOFF.
723 (output_addr_const_extra): Likewise.
724 (output_pic_addr_const): Lowercase @TPOFF.
725 (output_addr_const_extra): Likewise.
726 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
727 (*tls_global_dynamic_64): Likewise.
728 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
729 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
731 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
732 (ASM_OUTPUT_TLS_COMMON): Use it.
733 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
736 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
737 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
738 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
739 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
740 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
741 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
743 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
745 * config/i386/i386.c (override_options): Don't accept
746 -mtls-dialect=sun any longer.
747 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
748 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
749 (*tls_local_dynamic_base_32_sun): Likewise.
750 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
752 2010-03-24 Jakub Jelinek <jakub@redhat.com>
755 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
756 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
759 * ira.c (adjust_cleared_regs): New function.
760 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
764 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
766 * expr.c (expand_expr_real): Restore previous
767 curr_insn_source_location and curr_insn_block after
768 expand_expr_real_1 call.
769 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
770 instead of expand_expr_real_1.
772 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
774 PR rtl-optimization/43413
775 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
778 2010-03-22 James E. Wilson <wilson@codesourcery.com>
781 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
782 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
784 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
786 * config/i386/i386.c (ix86_target_string): Add -mfma.
787 Fix a typo in comment.
789 2010-03-22 Mike Stump <mikestump@comcast.net>
792 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
793 Don't overly align based upon packed packed fields.
795 2010-03-22 Jason Merrill <jason@redhat.com>
797 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
798 Use () rather than [], and move before the element type.
800 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
802 * doc/configfiles.texi (Configuration Files): Removed
803 fixinc/Makefile*, intl/Makefile.*.
804 * doc/makefile.texi: Fixed markup. Abstract from version
806 (Makefile): Removed obsolete gcc/java/parse.y example.
807 * doc/sourcebuild.texi: Likewise.
808 (Top Level): Added config, gnattools, libdecnumber, libgcc,
809 libgomp, libssp. Removed fastjar.
810 (Miscellaneous Docs): Clarify location.
811 Added COPYING3, COPYING3.LIB.
812 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
814 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
817 * config/i386/i386.c (x86_function_profiler)
818 [!NO_PROFILE_COUNTERS]: Fix typo.
819 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
822 2010-03-22 Janis Johnson <janis187@us.ibm.com>
823 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
825 * doc/sourcebuild.texi (Test Directives): Split into six
826 subsections, with most of the current text in new subsections
827 Directives, Selectors, and Final Actions.
828 (Directives): Split list of test directives into multiple
830 (Selectors): Describe use and syntax of selectors.
831 (Effective-Target Keywords): Describe all existing keywords.
832 (Add Options): Describe features for dg-add-options.
833 (Require Support): Describe variants of dg-require-support.
834 (Final Actions): Describe commands to use in dg-final.
836 2010-03-22 Michael Matz <matz@suse.de>
839 * recog.c (validate_replace_rtx_group): Replace also in
840 REG_EQUAL and REG_EQUIV notes.
842 2010-03-22 Richard Guenther <rguenther@suse.de>
844 PR tree-optimization/43390
845 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
846 sure vector extracts are type correct.
848 2010-03-22 Richard Guenther <rguenther@suse.de>
851 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
852 x * sqrt (x) even when optimizing for size if the target
853 has native support for sqrt.
855 2010-03-22 Jakub Jelinek <jakub@redhat.com>
857 * varasm.c (make_decl_rtl_for_debug): Also clear
858 flag_mudflap for the duration of make_decl_rtl call.
861 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
862 locs from preserved VALUEs.
864 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
867 * pa.md (movmemsi): Set align to one if zero.
868 (movmemdi): Likewise.
870 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
873 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
874 with their corresponding prologue pushes.
876 2010-03-20 Andrew Pinski <pinskia@gmail.com>
879 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
880 at the begining or end.
881 (spu_expand_epilogue): Likewise.
883 2010-03-20 Richard Guenther <rguenther@suse.de>
885 PR rtl-optimization/43438
886 * combine.c (make_extraction): Properly zero-/sign-extend an
887 extraction of the low part of a CONST_INT. Also handle
890 2010-03-19 Mike Stump <mikestump@comcast.net>
892 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
893 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
894 (override_options): Use SUBTARGET32_DEFAULT_CPU.
896 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
899 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
902 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
904 PR rtl-optimization/42258
905 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
906 use that may match DEF.
909 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
910 the cost of loading the constant rather than assuming
912 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
913 outer code is AND, do the same tests as the andsi3 expander and
914 return COSTS_N_INSNS (1) if and is cheap.
916 * optabs.c (avoid_expensive_constant): Fix formatting.
918 2010-03-19 Michael Matz <matz@suse.de>
921 * attribs.c (decl_attributes): When rebuilding a function pointer
922 type use the same qualifiers as the original pointer type.
924 2010-03-19 Martin Jambor <mjambor@suse.cz>
926 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
927 and is_gimple_ip_invariant_address.
929 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
932 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
934 * config/arm/arm.c (arm_override_options): Turn off
935 flag_dwarf2_cfi_asm for AAPCS variants.
937 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
940 * config/arm/arm.c (emit_multi_reg_push): Update comments.
941 Use PRE_MODIFY instead of PRE_DEC.
942 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
943 (vfp_emit_fstmd): Likewise.
945 2010-03-19 Michael Matz <matz@suse.de>
948 * builtins.c (expand_builtin_interclass_mathfn,
949 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
952 2010-03-19 Richard Guenther <rguenther@suse.de>
954 PR tree-optimization/43415
955 * tree-ssa-pre.c (phi_translate): Split out worker to ...
956 (phi_translate_1): ... this.
957 (phi_translate): Move all caching here. Cache all NARY
958 and REFERENCE translations.
960 2010-03-19 David S. Miller <davem@davemloft.net>
962 With help from Eric Botcazou.
963 * config/sparc/sparc.c: Include dwarf2out.h.
964 (emit_pic_helper): Delete.
965 (pic_helper_symbol_name): Delete.
966 (pic_helper_emitted_p): Delete.
967 (pic_helper_needed): New.
968 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
969 (get_pc_thunk_name): New.
970 (load_pic_register): Remove 'delay_pic_helper' arg. Use
971 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
972 Set pic_helper_needed to true. Don't call emit_pic_helper.
973 (sparc_expand_prologue): Update load_pic_register call.
974 (sparc_output_mi_thunk): Likewise.
975 (sparc_file_end): Emit a hidden comdat symbol for the PIC
976 thunk if possible. Output CFI information as needed.
978 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
979 Jack Howarth <howarth@bromo.med.uc.edu>
982 * config/i386/i386.h: Fix ABI on darwin x86-32.
984 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
986 * tree.h: Declare make_decl_rtl_for_debug.
987 * varasm.c (make_decl_rtl_for_debug): New.
988 * dwarf2out.c (rtl_for_decl_location): Call it.
989 * cfgexpand.c (expand_debug_expr): Call it.
991 2010-03-18 Jakub Jelinek <jakub@redhat.com>
994 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
998 * var-tracking.c (vt_init_cfa_base): Do nothing if
999 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1001 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1004 * var-tracking.c (canonicalize_vars_star): New.
1005 (dataflow_post_merge_adjust): Use it.
1007 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1010 * var-tracking.c (non_suitable_const): New function.
1011 (add_uses): For DEBUG_INSNs with constants, don't record any
1012 value, instead just the constant value itself.
1013 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1014 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1015 (emit_notes_in_bb): Likewise.
1016 (emit_note_insn_var_location): For onepart variables if
1017 cur_loc is a VOIDmode constant, use DECL_MODE.
1019 2010-03-18 Martin Jambor <mjambor@suse.cz>
1022 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1023 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1024 all non-clones. Moved call redirection...
1025 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1026 (cgraph_materialize_all_clones): Dispose of all
1027 combined_args_to_skip bitmaps.
1028 (verify_cgraph_node): Do not check for edges pointing to wrong
1029 nodes in inline clones.
1030 * tree-inline.c (copy_bb): Call
1031 cgraph_redirect_edge_call_stmt_to_callee.
1032 * ipa.c (cgraph_remove_unreachable_nodes): Call
1033 cgraph_node_remove_callees even when there are used clones.
1035 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1037 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1039 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1042 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1045 2010-03-18 Michael Matz <matz@suse.de>
1048 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1049 into sqrt(x) if we need to preserve signed zeros.
1051 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1052 Eric Botcazou <ebotcazou@adacore.com>
1054 PR rtl-optimization/43360
1055 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1056 note if we don't know its invariant status.
1058 2010-03-18 Michael Matz <matz@suse.de>
1060 PR tree-optimization/43402
1061 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1062 PHI chains of ssa names registered for update.
1064 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1067 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1068 non-offsettable and pre_modify update addressing.
1069 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1070 and "2" alternatives "#".
1071 (*movdd_softfloat32): Make all alternatives "#";
1072 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1073 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1074 (*movdf_softfloat32): Make all alternatives "#";
1075 (movdi): Use the new DIFD mode iterator to create a common splitter
1076 for movdi, movdf and movdd patterns.
1078 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1080 * common.opt (dumpdir): Remove redundant tab.
1082 2010-03-17 Martin Jambor <mjambor@suse.cz>
1084 PR tree-optimization/43347
1085 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1086 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1088 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1090 PR rtl-optimization/42216
1091 * regrename.c (create_new_chain): New function, broken out from...
1092 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1093 appending a use to an empty chain.
1094 (build_def_use): Remove previous changes that convert OP_INOUT to
1095 OP_OUT operands; instead detect the case where an OP_INOUT operand
1096 uses a previously untracked register and create an empty chain for it.
1098 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1100 * doc/extend.texi (Function Attributes): Rewrite unfinished
1101 sentence in ms_abi documentation.
1103 2010-03-17 Alan Modra <amodra@gmail.com>
1105 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1106 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1107 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1108 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1110 2010-03-16 Richard Henderson <rth@redhat.com>
1113 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1114 (lower_try_finally): Save and restore eh_seq around the expansion
1117 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1119 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1120 statements before splitting block.
1122 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1124 * doc/sourcebuild.texi (Testsuites): Fix markup.
1125 Use pathnames relative to gcc/testsuite.
1126 (Test Directives): Move description of how timeout is determined.
1127 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1128 (C Tests): Correct gcc.misc-tests directory.
1129 Framework tests now live in gcc.test-framework.
1131 2010-03-16 Richard Guenther <rguenther@suse.de>
1134 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1135 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1137 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1138 Alexandre Oliva <aoliva@redhat.com>
1140 PR tree-optimization/42917
1141 * lambda-code.c (remove_iv): Skip debug statements.
1142 (lambda_loopnest_to_gcc_loopnest): Likewise.
1143 (not_interesting_stmt): Debug statements are not interesting.
1145 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1149 * cselib.c (cselib_preserve_constants,
1150 cfa_base_preserved_val): New static variables.
1151 (preserve_only_constants): New function.
1152 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1153 clear its REG_VALUES. If cselib_preserve_constants, don't
1154 empty the whole hash table, but preserve there VALUEs with constants,
1155 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1156 (cselib_preserve_cfa_base_value): New function.
1157 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1158 (cselib_init): Change argument to int bitfield. Set
1159 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1161 (cselib_finish): Clear cselib_preserve_constants and
1162 cfa_base_preserved_val.
1163 * cselib.h (enum cselib_record_what): New enum.
1164 (cselib_init): Change argument to int.
1165 (cselib_preserve_cfa_base_value): New prototype.
1166 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1167 * dse.c (dse_step1): Likewise.
1168 * cfgcleanup.c (thread_jump): Likewise.
1169 * sched-deps.c (sched_analyze): Likewise.
1170 * gcse.c (local_cprop_pass): Likewise.
1171 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1172 If FN is non-NULL, call the callback always and whenever it returns
1173 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1174 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1175 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1176 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1177 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1178 * var-tracking.c: Include recog.h.
1179 (bb_stack_adjust_offset): Remove.
1180 (vt_stack_adjustments): Don't call it, instead just gather the
1181 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1182 (adjust_stack_reference): Remove.
1183 (compute_cfa_pointer): New function.
1184 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1185 (struct adjust_mem_data): New type.
1186 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1188 (get_address_mode): New function.
1189 (replace_expr_with_values): Use it.
1190 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1191 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1192 (adjust_sets): Remove.
1193 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1194 Use get_address_mode.
1195 (get_adjusted_src): Remove.
1196 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1197 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1198 (add_with_sets): Don't call adjust_sets.
1199 (fp_setter, vt_init_cfa_base): New functions.
1200 (vt_initialize): Change return type to bool. Move most of pool etc.
1201 initialization to the beginning of the function from end. Pass
1202 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1203 If !frame_pointer_needed, call vt_stack_adjustment before mos
1204 vector is filled, call vt_init_cfa_base if argp/framep has been
1205 eliminated to sp. If frame_pointer_needed and argp/framep has
1206 been eliminated to hard frame pointer, set
1207 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1208 encountering fp setter in the prologue. For MO_ADJUST, call
1209 log_op_type before pusing the op into mos vector, not afterwards.
1210 Call adjust_insn before cselib_process_insn/add_with_sets,
1211 call cancel_changes (0) afterwards.
1212 (variable_tracking_main_1): Adjust for vt_initialize calling
1213 vt_stack_adjustments and returning whether it succeeded or not.
1215 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1217 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1220 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1222 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1224 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1225 drap_reg has not been set.
1227 2010-03-15 Michael Matz <matz@suse.de>
1230 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1231 use it to expand block copies.
1232 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1233 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1234 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1236 2010-03-15 Richard Guenther <rguenther@suse.de>
1238 PR tree-optimization/43367
1239 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1242 2010-03-15 Richard Guenther <rguenther@suse.de>
1244 PR tree-optimization/43317
1245 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1247 2010-03-15 Martin Jambor <mjambor@suse.cz>
1249 PR tree-optimization/43141
1250 * tree-sra.c (create_abstract_origin): New function.
1251 (modify_function): Call create_abstract_origin.
1253 2010-03-15 Chris Demetriou <cgd@google.com>
1255 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1258 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1261 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1262 call insert_out_of_ssa_copy for default definitions.
1264 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1266 * graphite-clast-to-gimple.c (my_long_long): Defined.
1267 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1268 * graphite-sese-to-poly.c (my_long_long): Defined.
1269 (scop_ivs_can_be_represented): Use it.
1271 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1273 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1274 graphite-max-bbs-per-function, and loop-block-tile-size.
1275 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1277 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1279 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1281 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1282 forward declaration.
1283 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1284 (add_upper_bounds_from_estimated_nit): New.
1285 (build_loop_iteration_domains): Use it.
1287 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1289 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1291 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1294 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1295 should be an INTEGER_CST. Also handle CASE_CONVERT.
1297 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1299 * graphite.c (graphite_initialize): To bound the number of bbs per
1300 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1301 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1302 * doc/invoke.texi: Document it.
1304 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1306 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1307 * graphite-sese-to-poly.h (build_poly_scop): Same.
1309 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1311 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1312 the number of parameters in the scop. Use as an upper bound
1313 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1314 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1315 * doc/invoke.texi: Document it.
1317 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1319 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1320 * doc/c-tree.texi: Remove.
1321 * doc/generic.texi: Merge c-tree.texi here.
1322 * doc/gccint.texi (Trees): Remove menu entry.
1323 (c-tree.texi): Remove @include.
1324 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1325 * doc/languages.texi (Reading RTL): Ditto.
1327 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1330 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1332 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1335 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1336 code added to work around reload clobbering CONST insns.
1338 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1340 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1341 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1342 (cselib_preserve_only_values): Remove retain argument, don't
1343 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1344 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1345 * var-tracking.c (micro_operation): Move insn field before union.
1346 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1347 (struct variable_tracking_info_def): Remove n_mos field, change
1348 mos into a vector of micro_operations.
1349 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1350 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1351 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1352 changing into a vector.
1353 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1354 come before all other uops generated by add_stores.
1355 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1357 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1358 a vector. Run just one pass over the bbs instead of separate counting
1359 and computation phase.
1360 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1363 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1364 into *nonlocalized_list vector.
1365 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1366 even if origin is non-NULL.
1367 (gen_variable_die): Likewise.
1368 (process_scope_var): Don't change origin.
1369 (gen_decl_die): Likewise.
1370 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1371 before adding new edges instead of after it, fix moving over
1374 2010-03-11 David S. Miller <davem@davemloft.net>
1376 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1378 * configure: Rebuild.
1380 2010-03-11 Martin Jambor <mjambor@suse.cz>
1382 PR tree-optimization/43257
1383 * tree.c (assign_assembler_name_if_neeeded): New function.
1384 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1386 * tree.h (assign_assembler_name_if_neeeded): Declare.
1387 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1388 the function if needed.
1390 2010-03-11 Chris Demetriou <cgd@google.com>
1392 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1393 include/stdint-gcc.h, and include/stdint.h world-readable.
1395 2010-03-11 Richard Guenther <rguenther@suse.de>
1397 PR tree-optimization/43255
1398 * tree-vrp.c (process_assert_insertions_for): Do not insert
1399 asserts for trivial conditions.
1401 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1403 PR tree-optimization/43280
1404 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1405 generation. Move calculation of size out of the if branch.
1406 (find_bswap): Modify compare number generation.
1408 2010-03-11 Richard Guenther <rguenther@suse.de>
1411 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1412 (input_gimple_stmt): Fixup handled component types during
1413 operand read. Also fix up decls in ADDR_EXPRs.
1415 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1417 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1418 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1420 2010-03-10 Jan Hubicka <jh@suse.cz>
1423 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1424 * varasm.c (get_variable_section): Don't do that here...
1425 (make_decl_rtl): ... and here.
1426 (do_assemble_alias): Produce decl RTL.
1427 (assemble_alias): Likewise.
1429 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1432 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1433 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1435 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1436 (based_loc_descr): Only express drap or vdrap regno based expressions
1437 using DW_OP_fbreg when not optimizing.
1438 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1439 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1440 REG_CFA_SET_VDRAP note.
1442 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1444 PR tree-optimization/43236
1445 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1446 error in calculation of base address in reverse iteration case.
1447 (generate_builtin): Take number of latch executions if the statement
1450 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1453 * tree-eh.c: Include pointer-set.h.
1454 (lower_eh_dispatch): Filter out duplicate case labels and
1455 remove the unneeded edge when the label is unused. Return
1456 true when some edges are removed.
1457 (execute_lower_eh_dispatch): When any lowering resulted in
1458 removing an edge, also delete unreachable blocks.
1460 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1463 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1464 UNSPEC_MACHOPIC_OFFSET.
1466 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1469 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1470 (m68k_delegitimize_address): New function.
1472 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1475 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1478 * var-tracking.c (adjust_sets): New function.
1479 (count_with_sets, add_with_sets): Use it.
1480 (get_adjusted_src): New inline function.
1481 (add_stores): Use it.
1484 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1485 call cselib_dummy_expand_value_rtx_cb instead of
1486 cselib_expand_value_rtx_cb.
1489 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1490 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1491 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1492 and .cfi_endproc around the pic thunks.
1493 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1494 all queued unwind info register saves are saved before the call.
1495 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1496 considered as sp-=4 for unwind info and the pop as sp+=4 which
1497 also clobbers dest, but doesn't actually restore it.
1500 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1501 RTX_FRAME_RELATED_P.
1503 2010-03-09 Jie Zhang <jie@codesourcery.com>
1505 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1506 whitespaces in output template.
1508 2010-03-09 Jie Zhang <jie@codesourcery.com>
1510 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1513 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1515 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1516 builtins.exp in a separate job.
1518 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1520 * graphite-sese-to-poly.c (add_param_constraints): Use
1521 lower_bound_in_type and upper_bound_in_type.
1523 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1525 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1526 instead of unsigned_type_node.
1528 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1529 Reza Yazdani <reza.yazdani@amd.com>
1532 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1533 on pointer type parameters.
1535 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1539 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1540 handle conversions from pointer to integers.
1541 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1542 induction variable, to be able to work with code generated by CLooG.
1543 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1544 (build_poly_scop): Bail out if we cannot codegen a loop.
1546 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1548 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1549 code generation with gloog_error.
1551 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1553 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1554 Call fold_convert on all the returned values.
1555 (expand_scalar_variables_expr): Pass to
1556 expand_scalar_variables_ssa_name the type of the resulting expression.
1558 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1560 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1561 ppl_min_for_le_pointset.
1562 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1563 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1565 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1567 * graphite-dependences.c (map_into_dep_poly): Removed.
1568 (dependence_polyhedron_1): Use combine_context_id_scat.
1570 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1572 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1573 (struct poly_bb): Same.
1574 (combine_context_id_scat): New.
1576 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1579 * sese.c (name_defined_in_loop_p): Return false for default
1582 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1584 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1585 and clean up the logic.
1587 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1589 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1592 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1594 * var-tracking.c (remove_cselib_value_chains): Define only for
1596 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1597 delete_slot_part, emit_notes_for_differences_1): Don't call
1598 remove_cselib_value_chains here.
1599 (set_slot_part, emit_notes_for_differences_2): Don't call
1600 add_cselib_value_chains here.
1601 (preserved_values): New vector.
1602 (preserve_value): New function.
1603 (add_uses, add_stores, vt_add_function_parameters): Use it
1604 instead of cselib_preserve_value.
1605 (changed_values_stack): New vector.
1606 (check_changed_vars_0): New function.
1607 (check_changed_vars_1, check_changed_vars_2): Use it.
1608 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1609 changed_values_stack VALUEs.
1610 (vt_emit_notes): For all preserved_values call
1611 add_cselib_value_chains. If ENABLE_CHECKING call
1612 remove_cselib_value_chains before verifying value_chains is empty.
1613 Initialize and free changed_values_stack.
1614 (vt_initialize): Initialize preserved_values.
1615 (vt_finalize): Free preserved_values.
1617 2010-03-08 Richard Guenther <rguenther@suse.de>
1619 PR tree-optimization/43269
1620 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1623 2010-03-08 Martin Jambor <mjambor@suse.cz>
1625 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1626 (ipa_is_param_called): Removed.
1627 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1628 (ipa_print_node_params): Do not print the called flag.
1629 (ipa_write_node_info): Do not stream the called flag.
1630 (ipa_read_node_info): Likewise.
1632 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1635 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1636 * cselib.c (struct expand_value_data): Add dummy field.
1637 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1639 (cselib_dummy_expand_value_rtx_cb): New function.
1640 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1642 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1643 * var-tracking.c: Include pointer-set.h.
1644 (variable): Change n_var_parts to char from int. Add
1645 cur_loc_changed and in_changed_variables fields.
1646 (variable_canonicalize): Remove.
1647 (shared_var_p): New inline function.
1648 (unshare_variable): Maintain cur_loc_changed and
1649 in_changed_variables fields. If var was in changed_variables,
1650 replace it there with new_var. Just copy cur_loc instead of
1651 resetting it to something else.
1652 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1653 (dataflow_set_union): Don't call variable_canonicalize.
1654 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1655 of their DEBUG_EXPR_TREE_DECLs.
1656 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1657 and in_changed_variables and cur_loc_changed is false.
1658 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1659 and cur_loc_changed. Don't update cur_loc here.
1660 (variable_merge_over_src): Don't call variable_canonicalize.
1661 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1662 removing loc that is equal to cur_loc, clear cur_loc,
1663 set cur_loc_changed and ensure variable_was_changed is called.
1664 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1665 compare pointers in cur_loc check, if it is equal to loc,
1666 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1667 (variable_different_p): Remove compare_current_location argument,
1668 don't compare cur_loc.
1669 (dataflow_set_different_1): Adjust variable_different_p caller.
1670 (variable_was_changed): If dv had some var in changed_variables
1671 already, reset in_changed_variables flag for it and propagate
1672 cur_loc_changed over to the new variable. On empty var
1673 always set cur_loc_changed. Set in_changed_variables on whatever
1674 var is added to changed_variables.
1675 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1676 Use shared_var_p. When removing loc that is equal to cur_loc,
1677 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1678 end, don't set it to something else, just call variable_was_changed.
1679 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1680 loc being removed, clear cur_loc and set cur_loc_changed.
1681 Set cur_loc_changed if all locations have been removed.
1682 (struct expand_loc_callback_data): New type.
1683 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1684 allocated. Always create SUBREGs if simplify_subreg failed.
1685 Prefer to use cur_loc, when that fails and still in
1686 changed_variables (and seen first time) recompute it. Set
1687 cur_loc_changed of variables which had to change cur_loc and
1688 compute elcd->cur_loc_changed if any of the subexpressions used
1689 had to change cur_loc.
1690 (vt_expand_loc): Adjust to pass arguments in
1691 expand_loc_callback_data structure.
1692 (vt_expand_loc_dummy): New function.
1693 (emitted_notes): New variable.
1694 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1695 that weren't used for any other decl in current
1696 emit_notes_for_changes call call vt_expand_loc_dummy to update
1697 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1698 first loc_chain location if NULL before. Always use just
1699 cur_loc instead of first loc_chain location. When cur_loc_changed
1700 is false, when not --enable-checking=rtl just don't emit any note.
1701 When rtl checking, compute the note and assert it is the same
1702 as previous note. Clear cur_loc_changed and in_changed_variables
1703 at the end before removing from changed_variables.
1704 (check_changed_vars_3): New function.
1705 (emit_notes_for_changes): Traverse changed_vars to call
1706 check_changed_vars_3 on each changed var.
1707 (emit_notes_for_differences_1): Clear cur_loc_changed and
1708 in_changed_variables. Recompute cur_loc of new_var.
1709 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1710 (vt_emit_notes): Initialize and destroy emitted_notes.
1712 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1714 PR rtl-optimization/42220
1715 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1716 Use verify_reg_tracked to determine if we should use OP_OUT rather
1718 (build_def_use): If we see an in-out operand for a register that we
1719 know nothing about, treat is an output if possible, fail the block if
1722 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1725 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1728 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1731 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1732 uses of relevant DEFs that are dead outside the loop too.
1734 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1736 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1738 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1740 * var-tracking.c (values_to_unmark): New variable.
1741 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1742 values_to_unmark vector. Moved body to...
1743 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1744 instead queue it into values_to_unmark vector.
1745 (vt_find_locations): Free values_to_unmark vector.
1747 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1749 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1750 (site.exp): Export them when plugins are enabled.
1752 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1755 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1757 (chrec_fold_multiply): Same.
1759 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1762 * c-decl.c (build_compound_literal): Return early if init is
1765 2010-03-04 Martin Jambor <mjambor@suse.cz>
1767 PR tree-optimization/43164
1768 PR tree-optimization/43191
1769 * tree-sra.c (type_consists_of_records_p): Reject records with
1770 zero-size bit-fields at the end.
1772 2010-03-04 Mike Stump <mikestump@comcast.net>
1774 * Makefile.in (TAGS): Remove *.y.
1776 2010-03-04 Richard Guenther <rguenther@suse.de>
1778 PR tree-optimization/40761
1779 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1781 (my_rev_post_order_compute): New function.
1782 (init_pre): Call it.
1784 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1787 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1788 decrease the cost of an IV candidate when the cost is infinite.
1790 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1792 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1793 Use '3DNow!' for the extension of that name, ensure normal space
1795 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1797 2010-03-03 Jeff Law <law@redhat.com>
1799 * PR middle-end/32693
1800 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1801 than gen_rtx_SUBREG.
1802 (extract_bit_field_1): Likewise.
1804 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1806 * doc/sourcebuild.texi (Test directives): Document that arguments
1807 include-opts and exclude-opts are now optional for dg-skip-if,
1808 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1810 2010-03-03 Jason Merrill <jason@redhat.com>
1813 * cgraph.h (varpool_node): Add extra_name field.
1814 * varpool.c (varpool_extra_name_alias): New.
1815 (varpool_assemble_decl): Emit extra name aliases.
1816 (varpool_mark_needed_node): Look past an extra name alias.
1817 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1818 * lto-streamer-in.c (lto_input_tree): Read it.
1819 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1821 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1823 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1824 (sparc*-*-solaris2*): ...this.
1826 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1829 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1830 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1831 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1832 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1835 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1836 fallthrough to default handling, just with want_address 0 instead of 2.
1837 For single element lists, add_AT_loc directly, otherwise create an
1838 artificial variable DIE and stick location list to it.
1841 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1842 (VAL_EXPR_HAS_REVERSE): Define.
1843 (reverse_op): New function.
1844 (add_stores): For reversible operations add an extra MO_VAL_USE.
1846 2010-03-02 Jason Merrill <jason@redhat.com>
1848 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1850 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1852 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1853 (sparc64-*-linux*): Likewise.
1854 (sparc64-*-solaris2*): Include assembler files before linker ones.
1855 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1856 * config/sparc/gas.h: Delete.
1857 * config/sparc/sol2-64.h: Add copyright notice.
1858 * config/sparc/sol2-gas-bi.h: Likewise.
1859 * config/sparc/sol2-gld.h: Likewise.
1860 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1861 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1862 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1863 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1864 (sparc_elf_asm_named_section): Rename into...
1865 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1867 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1869 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1871 2010-03-02 Jeff Law <law@redhat.com>
1874 * reload1.c (rtx_p, substitute_stack): Declare.
1875 (substitute): Record addresses of changed rtxs.
1876 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1877 Restore the original rtx when complete.
1878 (reload): Free subsitute_stack when complete.
1880 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1882 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1883 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1885 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1886 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1887 Torture Tests): Change from subsection to section.
1889 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1890 Steven Bosscher <steven@gcc.gnu.org>
1892 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1895 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1898 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1899 the assignment from the new induction variable to the assignment
1900 of the value from the original loop PHI function.
1902 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1903 Daniel Jacobowitz <dan@codesourcery.com>
1905 * doc/sourcebuild.texi (Test directives): Clarify options to
1908 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1910 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1911 Disable cfi directives unless GCC and gas agree on using read-only
1912 .eh_frame sections for 64-bit.
1913 * configure: Regenerate.
1915 2010-03-01 Richard Guenther <rguenther@suse.de>
1917 PR tree-optimization/43220
1918 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1919 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1921 2010-03-01 Richard Guenther <rguenther@suse.de>
1922 Martin Jambor <mjambor@suse.cz>
1925 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1926 gimplified parameters.
1928 2010-03-01 Christian Bruel <christian.bruel@st.com>
1930 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1932 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1934 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1936 2010-03-01 Richard Guenther <rguenther@suse.de>
1939 * expr.c (expand_assignment): Use the alias-oracle to tell
1940 if the rhs aliases the result decl.
1942 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1945 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1946 to sol_gt_pch_get_address.
1947 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1948 64-bit, SPARC and x86.
1949 (sol_gt_pch_get_address): New function.
1951 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1953 * toplev.h (inform_n, error_n): Declare.
1954 * diagnostic.c (inform_n, error_n): New function.
1956 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1958 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1959 has no rtl yet when processing local_decls, queue it and recheck
1960 if deferred stack allocation hasn't assigned it rtl.
1962 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1964 * config/sh/sh.c (unspec_bbr_uid): New.
1965 (gen_block_redirect): Use it instead of INSN_UID.
1966 (gen_far_branch): Likewise.
1968 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1970 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1971 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1973 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1975 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1976 (Warning Options): -Wno-conversion-null is valid for
1977 Objective-C++ as well.
1978 * doc/tm.texi (Named Address Spaces): Likewise.
1979 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1980 * doc/tree-ssa.texi (Tree SSA): Likewise.
1982 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1985 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1986 by default. Don't set the default arch for
1987 i[34567]86-*-darwin*|x86_64-*-darwin*.
1989 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1992 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1993 default. Set the default 32bit/64bit archs with $with_arch
1994 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1996 2010-02-27 Richard Guenther <rguenther@suse.de>
1998 PR tree-optimization/43186
1999 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2000 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2001 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2002 unroller iterations.
2004 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2006 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2007 required and i[34567]86-*-* targets don't support 64bit ISA.
2009 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2012 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2015 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2017 * config.gcc: Set the default arch at least to Prescott for
2018 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2019 if SSE math is enabled.
2021 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2023 * diagnostic.c (diagnostic_initialize): Update.
2024 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2026 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2027 (diagnostic_inhibit_notes): New.
2028 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2030 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2033 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2034 * doc/standards.texi: Likewise.
2035 * doc/extend.texi: Likewise.
2036 * doc/trouble.texi: Likewise.
2037 * doc/cppopts.texi: Likewise.
2038 * doc/install.texi: Likewise.
2039 * c.opt (std=c90,std=gnu90): New options.
2040 * c-opts.c (c_common_handle_option): Handle them.
2042 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2045 * c-decl.c (undeclared_variable): Use an informative note.
2047 2010-02-26 Richard Guenther <rguenther@suse.de>
2049 PR tree-optimization/43186
2050 * gimple.h (gimple_fold): Remove.
2051 * gimple.c (gimple_fold): Remove. Inline into single user ...
2052 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2053 Try harder for conditions.
2055 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2058 * function.c (used_types_insert): Don't skip through named pointer
2059 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2060 and it is different from the main variant's type.
2062 2010-02-26 Nick Clifton <nickc@redhat.com>
2064 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2066 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2068 * config.gcc: Support --with-fpmath=sse for x86.
2070 * config/i386/ssemath.h: New.
2072 * doc/install.texi (--with-fpmath=sse): Documented.
2074 2010-02-26 Richard Guenther <rguenther@suse.de>
2076 PR tree-optimization/43188
2077 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2078 vector types of over-aligned element type.
2080 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2083 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2084 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2086 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2088 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2090 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2092 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2093 * var-tracking.c: Include diagnostic.h.
2094 (debug_dv): New function.
2095 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2098 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2099 (add_value_chain, add_value_chains, remove_value_chain,
2100 remove_value_chains): Handle DEBUG_EXPRs.
2101 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2104 * regcprop.c (struct queued_debug_insn_change): New type.
2105 (struct value_data_entry): Add debug_insn_changes field.
2106 (struct value_data): Add n_debug_insn_changes field.
2107 (debug_insn_changes_pool): New variable.
2108 (free_debug_insn_changes, apply_debug_insn_changes,
2109 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2110 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2111 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2113 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2115 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2116 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2117 changes, call cprop_find_used_regs via note_stores.
2118 (copyprop_hardreg_forward): When copying vd from predecessor
2119 which has any queued DEBUG_INSN changes, make sure the pointers are
2120 cleared. At the end call df_analyze and then if there are any
2121 DEBUG_INSN changes queued at the end of some basic block for still
2122 live registers, apply them.
2123 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2125 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2127 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2130 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2132 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2133 targets. Set the default with_cpu/with_arch from arch/cpu.
2134 Allow x86-64 and native for with_cpu/with_arch.
2136 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2138 * ebitmap.c: Change calls to verify_popcount with calls to
2139 sbitmap_verify_popcount.
2140 (ebitmap_clear_bit): Fixed map->cacheindex test and
2141 map>cache update when bit clearing results in an empty
2144 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2147 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2148 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2149 and support both V2DF and V2DI modes.
2150 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2151 support both V2DF and V2DI modes.
2152 (general): Delete trailing whitespace from a few patterns.
2154 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2155 V2DF/V2DI interleave high/low builtins.
2157 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2160 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2161 interleave high/low functions.
2163 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2165 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2166 #pragma extern_prefix.
2168 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2171 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2172 BLKmode, assert op0 is a MEM and just adjust its mode.
2175 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2176 if bitpos isn't multiple of mode's bitsize.
2178 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2180 * c.opt (-ftemplate-depth=): New.
2181 (-ftemplate-depth-): Deprecate.
2182 * optc-gen.awk: Handle -ftemplate-depth=.
2183 * opth-gen.awk: Likewise.
2184 * c-opts.c (c_common_handle_option): Likewise.
2185 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2187 2010-02-24 Jason Merrill <jason@redhat.com>
2189 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2191 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2193 * cfg.c (alloc_aux_for_block): Remove inline.
2194 (alloc_aux_for_edge): Likewise.
2196 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2198 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2200 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2202 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2203 * config/i386/sol2-gas.h: New file.
2204 * config.gcc (i[34567]86-*-solaris2*): Use it.
2206 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2209 * c-typeck.c (ep_convert_and_check): New.
2210 (build_conditional_expr): Use it.
2211 (build_binary_op): Likewise.
2213 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2215 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2218 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2219 bounds even for -O+.
2220 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2221 expr needs to have DECL_NAME set.
2223 2010-02-24 Nick Clifton <nickc@redhat.com>
2225 * config/mep/mep.c: Include gimple.h.
2226 (mep_function_uses_sp): Delete unused function.
2227 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2228 parameters. Use unsigned integers to count args. Return a
2229 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2231 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2234 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2235 greater or equal to nelt instead of 2 * nelt.
2236 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2239 2010-02-23 Jason Merrill <jason@redhat.com>
2242 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2243 in cfun->local_decls even if they have register types.
2246 * stor-layout.c (place_field): Don't warn about unnecessary
2247 DECL_PACKED if the type is packed.
2249 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2252 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2253 GOTOFF relocs, even when the base reg isn't pic pointer.
2255 2010-02-23 Michael Matz <matz@suse.de>
2258 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2259 (expand_gimple_basic_block): Generate and use debug temps if there
2260 are debug uses left after the last real use of TERed ssa names.
2261 Unlink debug immediate uses when they are expanded.
2263 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2266 * config/i386/i386.c (override_options): Reorganise to provide
2267 better error messages.
2269 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2272 * graphite-scop-detection.c (create_single_exit_edge): Move
2273 the call to find_single_exit_edge to....
2274 (create_sese_edges): ...here. Don't handle multiple edges
2275 exiting the function.
2276 (build_graphite_scops): Don't handle multiple edges
2277 exiting the function.
2279 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2282 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2283 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2285 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2288 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2290 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2293 * c-typeck.c (convert_arguments): Print declaration location.
2294 * c-common.c (validate_nargs): Rename as
2295 builtin_function_validate_nargs.
2296 (check_builtin_function_arguments): Update.
2298 2010-02-22 Richard Guenther <rguenther@suse.de>
2301 * tree-inline.c (declare_return_variable): Use the type of
2302 the call stmt lhs if available.
2304 2010-02-22 Duncan Sands <baldrick@free.fr>
2306 * passes.c (register_pass): Always consider all pass lists when
2307 ref_pass_instance_number is zero.
2309 2010-02-22 Richard Guenther <rguenther@suse.de>
2311 PR tree-optimization/42749
2312 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2313 parameter. Do arithmetic in the original type.
2314 (update_accumulator_with_ops): Likewise.
2315 (adjust_accumulator_values): Adjust.
2317 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2319 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2320 (QI to BLKmode splitter): New splitter.
2322 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2324 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2325 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2327 2010-02-22 Richard Guenther <rguenther@suse.de>
2329 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2331 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2333 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2334 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2335 ($(T)crti.o, $(T)crtn.o): Remove rules.
2337 2010-02-21 Tobias Burnus <burnus@net-b.de>
2340 * doc/invoke.texi (-fassociative-math): Document that this
2341 option is automatically enabled for Fortran.
2343 2010-02-20 David S. Miller <davem@davemloft.net>
2345 * configure.ac: Test if linker and assembler properly support
2346 GOTDATA_OP relocations.
2347 * configure: Rebuild.
2348 * config.in: Likewise.
2349 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2350 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2351 (movsi_high_pic): Likewise.
2352 (movdi_lo_sum_pic): Likewise.
2353 (movdi_high_pic): Likewise.
2354 (movsi_pic_gotdata_op): New pattern.
2355 (movdi_pic_gotdata_op): Likewise.
2356 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2357 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2359 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2362 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2363 attribute to ssemul.
2364 (xop_mulv2div2di3_high): Ditto.
2366 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2369 * c.opt (Wconversion-null): New option.
2370 * doc/invoke.texi (Wconversion-null): Document.
2372 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2374 * common.opt (Wlarger-than-): Add Undocumented.
2376 2010-02-19 Mike Stump <mikestump@comcast.net>
2378 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2380 2010-02-19 Jason Merrill <jason@redhat.com>
2383 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2384 * configure: Likewise.
2386 2010-02-20 Alan Modra <amodra@gmail.com>
2389 * cgraph.h (cgraph_make_decl_local): Declare.
2390 * cgraph.c (cgraph_make_decl_local): New function.
2391 (cgraph_make_node_local): Use it.
2392 * cgraphunit.c (cgraph_function_versioning): Likewise.
2393 * ipa.c (function_and_variable_visibility): Likewise.
2395 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2398 * except.c (sjlj_emit_function_enter): Don't call
2399 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2401 * rtl.h (add_reg_br_prob_note): Remove prototype.
2403 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2406 * c-common.c (conversion_warning): Remove widening conversions
2407 before checking the conversion of integers to reals.
2409 2010-02-19 Mike Stump <mikestump@comcast.net>
2412 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2415 * cgraphunit.c (process_function_and_variable_attributes): Check
2416 DECL_PRESERVE_P instead of looking up attribute "used".
2417 * ipa-pure-const.c (check_decl): Likewise.
2418 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2419 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2420 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2421 instead of attribute "used".
2422 * config/sol2-c.c (solaris_pragma_init): Likewise.
2423 (solaris_pragma_fini): Likewise.
2425 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2427 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2428 Use XCNEW instead of xcalloc.
2429 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2430 XNEW instead of xmalloc.
2431 (get_fields): Use XNEWVEC instead of xmalloc.
2434 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2435 populate vars array.
2436 (create_new_general_access): For debug stmts just reset value.
2437 (get_stmt_accesses): For accesses within debug stmts just record them
2438 using add_access_to_acc_sites instead of preventing the peeling or
2439 counting them as accesses.
2442 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2444 2010-02-19 Richard Guenther <rguenther@suse.de>
2446 PR tree-optimization/42916
2447 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2450 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2452 * configure.ac: Replace all uses of changequote in macro arguments
2453 with proper quoting.
2455 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2458 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2460 2010-02-19 Richard Guenther <rguenther@suse.de>
2462 PR tree-optimization/42944
2463 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2464 test for aliasing with errno.
2466 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2469 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2470 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2471 * dojump.c: Include output.h.
2472 (inv): New inline function.
2473 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2474 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2475 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2476 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2477 argument, pass it down to other calls.
2478 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2479 add REG_BR_PROB note to the conditional jump.
2480 * cfgexpand.c (add_reg_br_prob_note): Removed.
2481 (expand_gimple_cond): Don't call it, add the probability
2482 as last argument to jumpif_1/jumpifnot_1.
2483 * Makefile.in (dojump.o): Depend on output.h.
2484 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2486 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2487 * stmt.c (do_jump_if_equal): Likewise.
2488 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2489 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2490 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2492 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2493 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2494 jumpifnot_1 callers.
2495 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2497 (store_expr): Adjust jumpifnot caller.
2498 (store_constructor): Adjust jumpif caller.
2501 * gimplify.c (gimple_boolify): For __builtin_expect call
2502 gimple_boolify also on its first argument.
2504 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2506 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2508 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2509 * configure: Regenerated.
2511 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2513 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2514 lang_hooks.types_compatible_p instead of comptypes.
2516 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2518 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2519 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2520 if __prefer_thumb__ is defined.
2522 2010-02-18 Martin Jambor <mjambor@suse.cz>
2524 PR tree-optimization/43066
2525 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2526 array with zero-sized element type.
2528 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2530 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2531 rtx, allocate struct var_loc_node here and return it to the
2532 caller, and only if it is actually needed.
2533 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2534 move it earlier and return immediately if it returns NULL.
2536 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2538 * config/sparc/gas.h: New file. Restore
2539 TARGET_ASM_NAMED_SECTION to its ELF default.
2540 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2542 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2543 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2544 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2545 after sparc/sysv4.h.
2547 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2549 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2551 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2553 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2554 patterns from predicated pattern.
2556 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2559 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2560 for insn mnemonic suffix.
2562 2010-02-17 Richard Guenther <rguenther@suse.de>
2564 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2567 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2570 * caller-save.c (save_call_clobbered_regs): If BB ends with
2571 a DEBUG_INSN, move any notes in between last real insn and the last
2572 DEBUG_INSN after the last DEBUG_INSN.
2574 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2576 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2577 Fix return type. Fix argument type. Explain meaning of return value.
2579 2010-02-16 Richard Guenther <rguenther@suse.de>
2581 PR tree-optimization/41043
2582 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2583 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2585 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2587 2010-02-16 Ira Rosen <irar@il.ibm.com>
2589 PR tree-optimization/43074
2590 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2591 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2592 vectorizable cycles in hybrid SLP check.
2593 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2595 2010-02-16 Richard Guenther <rguenther@suse.de>
2597 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2598 (true_dependence): If memrefs_conflict_p computes must-alias
2599 trust it. Move TBAA check after offset-based disambiguation.
2600 (canon_true_dependence): Likewise.
2602 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2604 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2605 * doc/invoke.texi: Document it.
2606 * var-tracking.c: Include toplev.h and params.h.
2607 (vt_find_locations): Return bool indicating success. Compute
2608 hash sizes unconditionally. Check new parameter, report.
2609 (variable_tracking_main_1): Check vt_find_locations results and
2610 retry. Renamed from...
2611 (variable_tracking_main): ... this. New wrapper to preserve
2612 flag_var_tracking_assignments.
2613 * Makefile.in (var-tracking.o): Adjust dependencies.
2615 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2616 Jakub Jelinek <jakub@redhat.com>
2619 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2620 if weak_import attribute is present.
2621 * config/darwin.c (machopic_select_section): Likewise.
2623 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2625 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2626 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2627 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2628 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2630 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
2633 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2636 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2637 Rewrite text to refer to the names.
2639 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2641 * config/i386/i386-builtin-types.def
2642 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2643 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2644 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2645 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2646 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2647 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2648 IX86_BUILTIN_VPERMIL2PS256.
2649 (MULTI_ARG_4_DF2_DI_I): Defined.
2650 (MULTI_ARG_4_DF2_DI_I1): Defined.
2651 (MULTI_ARG_4_SF2_SI_I): Defined.
2652 (MULTI_ARG_4_SF2_SI_I1): Defined.
2653 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2654 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2655 __builtin_ia32_vpermil2ps256.
2656 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2657 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2658 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2659 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2660 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2661 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2662 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2663 CODE_FOR_xop_vpermil2v8sf3.
2664 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2665 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2666 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2667 (_mm256_permute2_pd): New.
2668 (_mm_permute2_ps): New.
2669 (_mm256_permute2_ps): New.
2671 2010-02-15 Nick Clifton <nickc@redhat.com>
2673 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2674 boolean parameters. Use emit_jump_insn when emitting a pop
2675 instruction containing a return insn.
2676 (push): Use 'true' rather than '1' as second parameter to F.
2677 (h8300_expand_prologue): Likewise.
2678 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2679 (h8300_expand_epilogue): Likewise.
2681 2010-02-15 Richard Guenther <rguenther@suse.de>
2684 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2687 2010-02-15 Nick Clifton <nickc@redhat.com>
2689 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2692 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2694 * intl.c (fake_ngettext): New function.
2695 * intl.h (fake_ngettext): Declare.
2696 (ngettext): Define macro.
2697 * collect2.c (notice_translated): New function.
2698 (main): Use notice_translated and ngettext.
2699 * collect2.h (notice_translated): Declare.
2701 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2703 * reorg.c (delete_computation): Comment fixes.
2704 * caller-save.c (setup_save_areas): Idem.
2705 * sel-sched-dump.c (dump_lv_set): Idem.
2708 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2710 * config/s390/s390.c (s390_sched_init): New function.
2711 (TARGET_SCHED_INIT): Target hook defined.
2713 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2714 Jack Howarth <howarth@bromo.med.uc.edu>
2715 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2718 Partial revert of unintended change in fix for PR41605.
2719 * config/darwin.h: Fix typo.
2720 * config/darwin9.h: Same.
2722 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2724 * c-pch.c (pch_init): Clear v.
2726 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2729 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2730 graphite_can_represent_init for MULT_EXPR.
2732 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2736 * graphite-sese-to-poly.c (remove_phi): New.
2737 (translate_scalar_reduction_to_array): Call remove_phi.
2739 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2742 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2743 * graphite-clast-to-gimple.h (gloog): Update declaration.
2744 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2745 * graphite-poly.h (struct poly_bb): Add missing comments.
2746 (struct scop): Add poly_scop_p field.
2748 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2749 * graphite.c (graphite_transform_loops): Build the polyhedral
2750 representation for each scop before code generation.
2751 * sese.c (rename_variables_in_operand): Removed.
2752 (rename_variables_in_expr): Return the renamed expression.
2753 (rename_sese_parameters): New.
2754 * sese.h (rename_sese_parameters): Declared.
2756 2010-02-11 Richard Guenther <rguenther@suse.de>
2758 PR tree-optimization/42998
2759 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2760 POINTER_PLUS_EXPR properly.
2762 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2763 Changpeng Fang <changpeng.fang@amd.com>
2766 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2767 the cost of an IV candidate when the IV is used in a test against zero.
2769 * gcc.dg/tree-ssa/ivopts-3.c: New.
2771 2010-02-11 Richard Guenther <rguenther@suse.de>
2774 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2775 pointer-vs-decl case by swapping refs. Handle some cases
2776 of pointer-vs-decl disambiguations more conservatively.
2777 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2778 to false after expanding.
2780 2010-02-11 Richard Guenther <rguenther@suse.de>
2783 * gcc.c (process_command): Handle LTO file@offset case more
2786 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2788 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2789 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2791 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2793 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2794 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2795 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2796 Optimize eq/ne comparisons when both arguments are known to be
2798 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2799 Don't mask operands unnecessarily if they are known to be already
2802 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2804 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2807 2010-02-10 Richard Guenther <rguenther@suse.de>
2809 PR tree-optimization/43017
2810 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2811 for wrapping signed arithmetic.
2813 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2816 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2817 if no debug info should be emitted for it.
2819 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2821 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2822 note when flag_exceptions is set.
2824 2010-02-10 Duncan Sands <baldrick@free.fr>
2826 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2828 2010-02-10 Richard Guenther <rguenther@suse.de>
2831 * tree.c (get_unwidened): Handle constants.
2832 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2834 2010-02-10 Martin Jambor <mjambor@suse.cz>
2837 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2838 check for variable argument counts independently.
2840 2010-02-10 Christian Bruel <christian.bruel@st.com>
2843 * config/sh/sh.c (find_barrier): Increase length for non delayed
2844 conditional branches.
2846 2010-02-10 Christian Bruel <christian.bruel@st.com>
2848 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2850 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2852 * builtins.c (set_builtin_user_assembler_name): Also handle
2853 ffs if int is smaller than word.
2855 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2858 * ira-conflicts.c (get_dup): Remove.
2859 (process_reg_shuffles): Add new parameter. Use it as an
2860 additional guard for copy generation.
2861 (add_insn_allocno_copies): Rewrite.
2863 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2865 * common.opt (fsched2-use-traces): Preserved for backward
2867 * doc/invoke.texi: Remove the documentation about option
2868 -fsched2-use-traces.
2869 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2870 flag_sched2_use_traces.
2871 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2872 the backward compatibility flag section.
2874 2010-02-09 Richard Guenther <rguenther@suse.de>
2876 PR tree-optimization/43008
2877 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2878 make HEAP variables initialized from global memory if they
2879 are not known builtin functions.
2880 (find_func_aliases): Adjust.
2882 2010-02-09 Richard Guenther <rguenther@suse.de>
2884 PR tree-optimization/43000
2885 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2886 arithmetic manually.
2888 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2890 PR tree-optimization/42931
2891 * tree-loop-linear.c (try_interchange_loops): Don't call
2892 double_int_mul if estimated_loop_iterations failed.
2894 2010-02-08 Martin Jambor <mjambor@suse.cz>
2897 * tree-sra.c (build_accesses_from_assign): Do not mark in
2898 should_scalarize_away_bitmap if stmt has volatile ops.
2899 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2902 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2904 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2906 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2908 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2911 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2914 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2916 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2919 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2920 to unknown_dependence.
2921 (graphite_legal_transform_dr): Handle the unknown_dependence.
2922 (graphite_carried_dependence_level_k): Same.
2924 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2926 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2928 2010-02-07 Richard Guenther <rguenther@suse.de>
2931 * expr.c (get_inner_reference): Always initialize *pbitsize.
2933 2010-02-07 Richard Guenther <rguenther@suse.de>
2936 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2937 new ARRAY_REFs on variable size element or minimal index arrays.
2939 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2940 gimple_fold_indirect_ref.
2942 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2945 * arm.c (arm_override_options): Just return if the user has specified
2946 an invalid fpu name.
2948 2010-02-03 Jason Merrill <jason@redhat.com>
2951 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2952 i386_pe_maybe_record_exported_symbol.
2954 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2957 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2958 (pa_delegitimize_address): New function.
2960 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2962 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2963 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2965 2010-02-05 Richard Guenther <rguenther@suse.de>
2968 * lto-streamer-in.c (get_resolution): Deal with references
2969 to undefined functions.
2971 2010-02-05 Richard Guenther <rguenther@suse.de>
2973 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2974 (fold_const_aggregate_ref): Likewise.
2975 (ccp_fold_stmt): Substitute loads.
2976 (maybe_fold_reference): Verify types before substituting.
2978 (fold_gimple_assign): Unshare properly.
2979 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2981 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2983 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2984 for rs6000_gen_cell_microcode.
2986 2010-02-04 Richard Guenther <rguenther@suse.de>
2988 PR rtl-optimization/42952
2989 * dse.c (const_or_frame_p): Remove MEM handling.
2991 2010-02-04 Nick Clifton <nickc@redhat.com>
2993 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2994 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2995 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2996 (mn10300_asm_output_mi_thunk): New function.
2997 (mn10300_can_output_mu_thunk): New function.
2998 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2999 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3000 (FUNCTION_ARG): Delete incorrect comment.
3002 2010-02-03 Jason Merrill <jason@redhat.com>
3005 * fold-const.c (operand_equal_p): Handle erroneous types.
3007 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3009 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3011 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3013 PR rtl-optimization/42941
3014 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3017 2010-02-03 Jason Merrill <jason@redhat.com>
3020 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3022 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3025 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3026 (cselib_reset_table): Renamed from...
3027 (cselib_reset_table_with_next_value): ... this.
3028 (cselib_get_next_uid): Renamed from...
3029 (cselib_get_next_unknown_value): ... this.
3030 * cselib.c (next_uid): Renamed from...
3031 (next_unknown_value): ... this.
3032 (cselib_clear_table): Adjust.
3033 (cselib_reset_table): Adjust. Renamed from...
3034 (cselib_reset_table_with_next_value): ... this.
3035 (cselib_get_next_uid): Adjust. Renamed from...
3036 (cselib_get_next_unknown_value): ... this.
3037 (get_value_hash): Use hash.
3038 (cselib_hash_rtx): Likewise.
3039 (new_cselib_val): Adjust. Set and dump uid.
3040 (cselib_lookup_mem): Pass next_uid as hash.
3041 (cselib_subst_to_values): Likewise.
3042 (cselib_log_lookup): Dump uid.
3043 (cselib_lookup): Pass next_uid as hash. Adjust.
3044 (cselib_process_insn): Adjust.
3045 (cselib_init): Initialize next_uid.
3046 (cselib_finish): Adjust.
3047 (dump_cselib_table): Likewise.
3048 * dse.c (canon_address): Dump value uid.
3049 * print-rtl.c (print_rtx): Print value uid.
3050 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3052 (dv_uid): New function, sort of renamed from...
3053 (dv_htab_hash): ... this, reimplemented in terms of it and...
3054 (dv_uid2hash): ... this. New.
3055 (variable_htab_eq): Drop excess assertions.
3056 (tie_break_pointers): Removed.
3057 (canon_value_cmp): Compare uids.
3058 (variable_post_merge_New_vals): Print uids.
3059 (vt_add_function_parameters): Adjust.
3060 (vt_initialize): Reset table. Adjust.
3062 2010-02-03 Richard Guenther <rguenther@suse.de>
3064 PR tree-optimization/42944
3065 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3066 (call_may_clobber_ref_p_1): Likewise. Properly handle
3067 malloc and calloc clobbering errno.
3069 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3071 * doc/invoke.texi: Fix name of sched1 dump.
3073 * opts.c (decode_options): Set flag_tree_switch_conversion
3074 only conditionally on optimize >= 2.
3076 * gcse.c: Assorted comment fixes in pass description.
3078 2010-02-03 Anthony Green <green@moxielogic.com>
3080 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3081 nop padding in order to maintain alignment of storage location of
3082 target function address.
3083 (moxie_trampoline_init): Store target function address at newly
3085 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3087 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3089 2010-02-03 Richard Guenther <rguenther@suse.de>
3092 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3094 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3096 * config.gcc: Reenable check for obsolete targets.
3097 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3098 mips-sgi-irix6.[0-4]*.
3100 2010-02-02 Nick Clifton <nickc@redhat.com>
3102 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3103 constant size of 4 as being the same as 0.
3104 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3105 can take values in the range 0..4.
3107 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3110 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3111 as _darwin10_Unwind_FindEnclosingFunction().
3112 * libgcc-libsystem.ver: New.
3114 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3117 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3118 implicitly set registers.
3120 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3122 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3123 (arm_override_options): Allow automatic selection of the thread
3124 pointer register if thumb2.
3125 (legitimize_pic_address): Improve code sequences for Thumb2.
3126 (arm_call_tls_get_addr): Likewise.
3127 (legitimize_tls_address): Likewise.
3128 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3129 (pic_load_addr_32bit): ... this. New named pattern.
3130 * thumb2.md (pic_load_addr_thumb2): Delete.
3131 (pic_load_dot_plus_four): Delete.
3132 (tls_load_dot_plus_four): New named pattern.
3134 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3137 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3138 Document fix for TLS bug.
3140 2010-01-31 Richard Guenther <rguenther@suse.de>
3142 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3143 conservatively correct.
3145 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3149 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3151 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3153 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3155 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3157 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3159 * config.gcc: Adjust order of makefile fragments for mingw targets.
3161 2010-01-31 Richard Guenther <rguenther@suse.de>
3164 * gimplify.c (gimplify_init_constructor): For volatile LHS
3165 initialize a temporary.
3167 2010-01-31 Matthias Klose <doko@ubuntu.com>
3169 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3171 * configure: Regenerate.
3173 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3175 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3176 the same alias set and their sizes different constantness.
3177 (aliasing_component_refs_p): Revert 2009-10-24 change.
3179 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3181 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3184 2010-01-29 Richard Guenther <rguenther@suse.de>
3186 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3187 Assert we successfully updated the call.
3189 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3191 PR rtl-optimization/42889
3192 * df.h (df_set_bb_dirty_nonlr): New prototype.
3193 * df-core.c (df_set_bb_dirty_nonlr): New function.
3194 * df-scan.c (df_insn_rescan): Call it instead of
3195 df_set_bb_dirty for DEBUG_INSNs.
3197 2010-01-29 Richard Guenther <rguenther@suse.de>
3200 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3201 quadratic behavior in most cases.
3203 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3206 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3207 in the call to gen_x86_movsicc_0_m1.
3209 2010-01-28 Richard Guenther <rguenther@suse.de>
3211 PR tree-optimization/42871
3212 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3214 2010-01-28 Richard Guenther <rguenther@suse.de>
3216 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3217 into call arguments.
3219 2010-01-28 Richard Guenther <rguenther@suse.de>
3222 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3223 the forwarder if the destination is an EH landing pad.
3225 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3227 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3228 block list passed to gimple_duplicate_sese_tail.
3229 (parallelize_loops): Avoid parallelization when the function
3231 Avoid parallelization when the preheader is IRREDUCIBLE.
3232 Try to optimize when estimated_loop_iterations_int is unresolved.
3233 Add the loop's location to the dump file.
3234 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3235 (gimple_duplicate_sese_tail): Remove the check for the latch.
3236 Redirect nexits to the exit block.
3237 Remove handling of the incoming edges to the latch.
3238 Redirect the backedge from the copied latch to the exit bb.
3240 2010-01-28 Michael Matz <matz@suse.de>
3243 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3244 Wrap force_reg into a sequence, emit it before user.
3246 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3248 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3250 (arm_legacy_rev): Likewise.
3251 (thumb_legacy_rev): Likewise.
3253 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3255 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3256 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3257 on MEM's address failed, try avoid_constant_pool_reference and
3258 recurse if it returned something different.
3259 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3260 address, try avoid_constant_pool_reference and recurse if it
3261 returned something different.
3262 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3263 address and avoid_constant_pool_reference returned something
3264 different, don't set have_address.
3266 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3269 * var-tracking.c (val_store): Add modified argument, obey it.
3271 (count_uses): Move down logging of main.
3272 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3273 don't need resolution.
3274 (emit_notes_in_bb): Likewise.
3276 2010-01-27 Richard Guenther <rguenther@suse.de>
3279 * tree-inline.c (remap_decl): Delay remapping of SSA name
3280 default definitions until we need them.
3282 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3284 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3285 (rs6000_delegitimize_address): New function.
3287 * config/s390/s390.c (s390_delegitimize_address): Call
3288 delegitimize_mem_from_attrs.
3291 * tree-inline.c (cannot_copy_type_1): Removed.
3292 (copy_forbidden): Don't forbid copying of functions containing
3293 records/unions with variable length fields.
3295 2010-01-27 Christian Bruel <christian.bruel@st.com>
3299 * config/sh/sh.c (find_barrier): Increase length for non delayed
3300 conditional branches.
3302 2010-01-27 Matthias Klose <doko@ubuntu.com>
3304 * configure.ac (gnu-unique-object): Fix ldd version check.
3305 * configure: Regenerate.
3307 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3309 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3311 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3312 Test for HAVE_GNU_AS value.
3314 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3316 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3317 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3318 INT64_TYPE): Define.
3319 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3320 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3321 INT_LEAST64_TYPE): Define.
3322 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3323 UINT_LEAST64_TYPE): Define.
3324 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3325 INT_FAST64_TYPE): Define.
3326 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3327 UINT_FAST64_TYPE): Define.
3328 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3329 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3330 (SIG_ATOMIC_TYPE): Define.
3332 2010-01-26 Richard Guenther <rguenther@suse.de>
3334 * df-scan.c (df_scan_set_bb_info): Remove assert.
3335 (df_insn_rescan_debug_internal): Merge asserts.
3336 (df_install_ref): Likewise.
3337 (df_mark_reg): Use bitmap_set_range.
3338 (df_hard_reg_used_p): Remove assert.
3339 (df_hard_reg_used_count): Likewise.
3341 2010-01-26 Richard Guenther <rguenther@suse.de>
3343 PR rtl-optimization/42685
3344 * web.c (web_main): Ignore DEBUG_INSNs.
3346 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3348 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3350 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3351 Fix types of fndecl and arglist parameters.
3353 2010-01-26 Richard Guenther <rguenther@suse.de>
3356 * tree-eh.c (unsplit_eh): Skip debug insns.
3358 2010-01-26 Richard Guenther <rguenther@suse.de>
3360 PR tree-optimization/42250
3361 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3363 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3366 * omp-low.c (expand_omp_sections): Only use single_pred if
3367 l2_bb is single_pred_p.
3369 2010-01-25 Christian Bruel <christian.bruel@st.com>
3372 * config/sh/sh.c (find_barrier): Increase length for non delayed
3373 conditional branches.
3374 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3376 2010-01-24 David S. Miller <davem@davemloft.net>
3378 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3379 define if not using GAS.
3380 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3381 Likewise. Delete SECTION_MERGE code, which is only applicable
3384 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3387 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3388 mangling of va_list in system headers.
3390 2010-01-23 Toon Moene <toon@moene.org>
3392 * tree-predcom.c (combine_chains): Return NULL, not false.
3394 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3396 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3397 initialization of variable res to agree with return type.
3399 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3401 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3402 * tree-sra.c: Add include of expr.h.
3404 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3406 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3407 insert the debug stmt on the single non-EH edge from the stmt.
3409 2010-01-22 Richard Henderson <rth@redhat.com>
3412 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3413 the RHS until after generate_subtree_copies has insertted its
3414 code before the current statement.
3416 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3418 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3420 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3422 2010-01-21 Martin Jambor <mjambor@suse.cz>
3424 PR tree-optimization/42585
3425 * tree-sra.c (struct access): New field grp_total_scalarization.
3426 (dump_access): Dump the new field.
3427 (should_scalarize_away_bitmap): New variable.
3428 (cannot_scalarize_away_bitmap): Likewise.
3429 (sra_initialize): Allocate new bitmaps.
3430 (sra_deinitialize): Free new bitmaps.
3431 (create_access_1): New function.
3432 (create_access): Parts moved to create_access_1.
3433 (type_consists_of_records_p): New function.
3434 (completely_scalarize_record): Likewise.
3435 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3436 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3437 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3439 (analyze_all_variable_accesses): Completely scalarize small eligible
3442 2010-01-21 Martin Jambor <mjambor@suse.cz>
3444 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3446 2010-01-21 Andrew Haley <aph@redhat.com>
3448 * gcc.c (process_command): Move lang_specific_driver before
3449 setting cc_libexec_prefix.
3451 2010-01-21 Richard Guenther <rguenther@suse.de>
3454 * fold-const.c (negate_expr_p): Pretend only negative
3455 real constants are easily negatable.
3457 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3458 Jason Merrill <jason@redhat.com>
3460 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3461 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3462 * calls.c (initialize argument_information): Handle it.
3463 * c-common.c (handle_transparent_union_attribute): Use new name.
3464 * c-decl.c (finish_struct): Ditto.
3465 * c-typeck.c (type_lists_compatible_p): Ditto.
3466 (convert_for_assignment): Use new name and also handle record.
3467 * function.c (aggregate_value_p): Handle it.
3468 (pass_by_reference): Ditto.
3469 (assign_parm_data_types): Ditto.
3470 * print-tree.c (print_node): Ditto.
3471 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3472 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3473 * tree.c (first_field): New fn.
3475 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3478 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3479 even when linking statically, for now.
3481 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3484 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3485 without a cselib val.
3486 (count_uses): Accept MO_VAL_SET with no val on stores.
3487 (add_stores): Likewise.
3489 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3491 * var-tracking.c (check_value_val): Add a compile time assertion.
3492 (dv_is_decl_p): Simplify.
3493 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3494 gcc_assert if ENABLE_CHECKING.
3496 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3499 * var-tracking.c: Include tree-flow.h.
3500 (mem_dies_at_call): New.
3501 (dataflow_set_preserve_mem_locs): Use it.
3502 (dataflow_set_remove_mem_locs): Likewise.
3503 (dump_var): Renamed from dump_variable. Adjust all callers.
3504 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3505 * Makefile.in (var-tracking.o): Adjust deps.
3507 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3509 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3511 2010-01-20 Richard Guenther <rguenther@suse.de>
3513 PR tree-optimization/42717
3514 * tree-ssa-dce.c (get_live_post_dom): Remove.
3515 (forward_edge_to_pdom): Take an arbitrary edge to copy
3516 degenerate PHI args from.
3517 (remove_dead_stmt): Use the first post-dominator even if it
3518 does not contain live statements as redirection destination.
3520 2010-01-20 Richard Guenther <rguenther@suse.de>
3522 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3524 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3526 * sel-sched.c (create_speculation_check): Remove set but not used
3528 (try_transformation_cache): Remove set but not used variable ds.
3529 (calculate_privileged_insns): Remove set but not used variables
3530 cur_insn and min_spec_insn.
3531 (find_best_expr): Remove set but not used variable avail_n.
3532 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3534 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3536 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3537 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3540 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3543 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3544 cpu types. Add support for *-sse3 cpu types.
3545 (x86_64-*-*): Ditto.
3547 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3550 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3551 argument, call initializer_constant_valid_p_1 instead of
3552 initializer_constant_valid_p, pass CACHE to it, return NULL
3553 immediately if first call returns NULL.
3554 (initializer_constant_valid_p_1): New function.
3555 (initializer_constant_valid_p): Use it.
3557 2010-01-20 Thomas Quinot <quinot@adacore.com>
3559 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3561 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3563 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3564 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3565 (loc_list_from_tree): Don't handle unsigned division. Handle
3566 signed modulo using DW_OP_{over,over,div,mul,minus}.
3567 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3568 modulo instead of signed.
3570 2010-01-20 DJ Delorie <dj@redhat.com>
3572 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3574 (h8300_emit_stack_adjustment): Propogate it.
3576 (h8300_expand_prologue): Likewise.
3577 (h8300_expand_epilogue): Likewise.
3579 2010-01-19 Michael Matz <matz@suse.de>
3581 PR tree-optimization/41783
3582 * tree-data-ref.c (toplevel): Include flags.h.
3583 (dump_data_dependence_relation): Also dump the inputs if the
3584 result will be unknown.
3585 (split_constant_offset_1): Look through some conversions.
3586 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3587 the offset from last element is too large.
3588 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3589 (reassociate_to_the_same_stmt): Handle vector registers.
3590 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3592 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3593 wide_prolog_niters argument, emit widening instructions.
3594 (vect_do_peeling_for_alignment): Adjust caller, use widened
3595 variant of the iteration cound.
3596 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3598 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3601 * config/arm/neon-testgen.m (emit_automatics): New parameter
3602 features. Adjust for Fixed_return_reg feature.
3603 (test_intrinsic): Call emit_automatics with new feature.
3604 * config/arm/neon.ml: Update copyright years.
3605 (features): New Fixed_return_reg feature.
3606 (ops): Update feature for Vget_low.
3608 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3610 PR tree-optimization/42719
3611 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3615 * fwprop.c (all_uses_available_at): Return false if def_set dest
3616 is a REG that is used in def_insn.
3618 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3620 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3622 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3625 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3627 * target.h (struct gcc_target) <secondary_reload>: Change type
3628 of last argument to secondary_reload_info *.
3630 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3633 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3634 memory references with unaligned offsets. Remove CQImode handling.
3635 (unaligned_memory_operand): Return 1 for memory references with
3636 unaligned offsets. Remove CQImode handling.
3638 2010-01-18 Richard Guenther <rguenther@suse.de>
3641 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3644 2010-01-18 Richard Guenther <rguenther@suse.de>
3646 PR tree-optimization/42781
3647 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3648 restrict processing only if the original variable was artificial.
3650 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3652 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3653 find number of popped argument bytes.
3655 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3656 Fix the text that describes the return value for invalid insns.
3658 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3660 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3661 Clarify what 'cost of the -dependence' is. Fix quoting.
3663 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3664 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3666 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3668 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3669 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3671 2010-01-17 Richard Guenther <rguenther@suse.de>
3674 * function.c (split_complex_args): Take a VEC to modify.
3675 (assign_parms_augmented_arg_list): Build a VEC instead of
3676 a chain of PARM_DECLs.
3677 (assign_parms_unsplit_complex): Take a VEC of arguments.
3678 Do not fixup unmodified parms.
3679 (assign_parms): Deal with the VEC.
3680 (gimplify_parameters): Likewise.
3682 2010-01-17 Richard Guenther <rguenther@suse.de>
3684 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3685 node existence check.
3686 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3687 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3688 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3689 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3690 (gimple_execute_on_growing_pred): Likewise.
3692 2010-01-17 Richard Guenther <rguenther@suse.de>
3694 PR tree-optimization/42773
3695 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3696 (compute_antic_aux): Likewise.
3697 (compute_partial_antic_aux): Likewise.
3699 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3702 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3705 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3707 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3710 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3711 Fix markup for strict argument.
3713 (TARGET_SCHED_REORDER2): Fix argument types.
3715 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3716 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3718 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3719 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3721 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3724 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3725 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3726 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3727 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3728 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3730 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3732 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3734 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3735 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3737 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3739 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3742 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3744 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3745 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3747 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3749 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3751 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3752 referring to it. Fix language.
3754 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3756 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3758 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3760 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3762 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3763 '@var{stream}. Remove stray 'and'.
3765 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3767 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3769 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3771 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3772 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3774 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3775 Fix description of return value.
3776 Rename argument "sz" to "len."
3778 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3779 Clarify meaning of 'true' return value.
3781 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3783 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3784 rep_mode versus mode_rep.
3786 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3788 (TARGET_BUILTIN_DECL): Fix name.
3790 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3792 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3794 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3796 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3798 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3800 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3803 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3804 Rename argument tm_fn to md_fn.
3806 (TARGET_OPTION_PRINT): Fix argument list.
3808 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3811 * config/i386/i386.c (ix86_fixup_binary_operands):
3812 Revert FMA4 fixup of operands.
3814 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3817 * Makefile.in (write_entries_to_file, install-plugin):
3818 Use \012 instead of \n with tr.
3820 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3822 * configure.ac (HAVE_AS_REF): New C macro.
3823 * configure: Regenerate.
3824 * config.in: Likewise.
3825 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3827 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3830 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3832 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3834 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3836 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3838 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3840 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3842 (TARGET_BINDS_LOCAL_P): Fix argument type.
3844 (TARGET_ASM_FILE_END): Use prototype.
3846 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3848 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3850 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3852 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3854 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3855 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3857 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3858 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3860 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3861 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3862 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3863 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3865 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3867 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3869 (TARGET_INIT_BUILTINS): Use prototype.
3871 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3872 Put 'const char *' in braces. Fix parameter types.
3873 (TARGET_INVALID_CONVERSION): Fix parameter types.
3874 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3875 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3877 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3880 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3882 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3884 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3886 * doc/tm.texi (TARGET_HELP): Fix return type.
3888 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3889 in braces. Fix argument types.
3891 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3893 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3895 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3897 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3898 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3900 (TARGET_MANGLE_TYPE): Fix argument types.
3902 (TARGET_IRA_COVER_CLASSES): Use prototype.
3904 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3906 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3908 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3910 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3912 (TARGET_CALLEE_COPIES): Fix argument types.
3914 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3916 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3918 (TARGET_FUNCTION_VALUE): Fix argument types.
3920 (TARGET_RETURN_IN_MSB): Fix argument type.
3922 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3924 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3926 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3928 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3929 agree with return type.
3931 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3933 2010-01-15 Jing Yu <jingyu@google.com>
3935 PR rtl-optimization/42691
3936 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3937 a pseudo to a constant and are merged, and adjust comments.
3939 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3941 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3943 2010-01-15 Richard Guenther <rguenther@suse.de>
3946 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3947 labels of computed or non-local gotos to the destination.
3948 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3949 landing pad label is the first label.
3951 2010-01-15 Richard Guenther <rguenther@suse.de>
3953 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3955 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3958 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3959 to allow generation of the xssqrtdp instruction on power7.
3960 (sqrtdf2_fpr): Ditto.
3962 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3965 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3966 functions with noreturn attribute.
3969 * varasm.c (declare_weak): Add weak attribute to decl if it
3970 doesn't have one already.
3971 (assemble_external): Only add decls to weak_decls if they also
3972 have weak attribute.
3974 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3976 * var-tracking.c (var_reg_delete): Don't delete the association
3977 between REGs and values or one-part variables if the register
3980 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3983 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3984 because its first operand is a non-localized variable.
3986 2010-01-14 Martin Jambor <mjambor@suse.cz>
3988 PR tree-optimization/42706
3989 * tree-sra.c (encountered_recursive_call): New variable.
3990 (encountered_unchangable_recursive_call): Likewise.
3991 (sra_initialize): Initialize both new variables.
3992 (callsite_has_enough_arguments_p): New function.
3993 (scan_function): Call decl and flags check only for IPA-SRA, check
3994 whether there is a recursive call and whether it has enough arguments.
3995 (all_callers_have_enough_arguments_p): New function.
3996 (convert_callers): Look for recursive calls only when
3997 encountered_recursive_call is set.
3998 (ipa_early_sra): Bail out either if
3999 !all_callers_have_enough_arguments_p or
4000 encountered_unchangable_recursive_call.
4002 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4004 * sel-sched.c: Add 2010 to copyright years.
4005 * sel-sched-ir.c: Likewise.
4006 * sel-sched-ir.h: Likewise.
4008 2010-01-14 Martin Jambor <mjambor@suse.cz>
4010 PR tree-optimization/42714
4011 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4012 constructors specially.
4014 2010-01-14 Andi Kleen <ak@linux.intel.com>
4016 * config/i386/drivers-i386.c (detect_caches_intel):
4017 Add l2sizekb parameter and fill in.
4018 (host_detect_local_cpu): Add l2sizekb, fill in.
4019 Add Atom small cache heuristic.
4021 2010-01-14 Andi Kleen <ak@linux.intel.com>
4023 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4024 Add level3 parameter and fill in.
4025 (detect_caches_intel): Handle level3 cache.
4027 2010-01-14 Andi Kleen <ak@linux.intel.com>
4029 * config/i386/drivers-i386.c (host_detect_local_cpu):
4030 Fix core duo detection.
4032 2010-01-14 Andi Kleen <ak@linux.intel.com>
4034 * config/i386/drivers-i386.c (host_detect_local_cpu):
4037 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4039 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4040 (rs6000_variable_issue_1): this. Use...
4041 (rs6000_variable_issue): here. Reimplement. Print debug info.
4043 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4045 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4046 sel_restore_notes. Update all callers. Call reemit_notes
4049 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4051 PR rtl-optimization/42246
4052 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4055 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4057 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4058 all successors is the same as number of successors in current region.
4060 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4062 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4063 to rename is not separable. Otherwise check that its LHS is not NULL.
4065 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4067 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4069 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4071 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4072 available registers when failed to discover LHS register class.
4073 Fix indentation. Update comment.
4075 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4076 Alexander Monakov <amonakov@ispras.ru>
4078 PR rtl-optimization/42389
4079 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4081 (advance_state_on_fence): Likewise.
4082 (sel_target_adjust_priority): Print debug output only when
4083 sched_verbose >= 4, not 2.
4084 (get_expr_cost): Do not issue all unique insns on the next cycle.
4085 (fill_insns): Initialize can_issue_more from the value saved
4087 * sel-sched-ir.c (flist_add): New parameter issue_more.
4088 Init FENCE_ISSUE_MORE with it.
4089 (merge_fences): Likewise.
4090 (init_fences): Update call to flist_add.
4091 (add_to_fences, add_clean_fence_to_fences)
4092 (add_dirty_fence_to_fences): Likewise.
4093 (move_fence_to_fences): Update call to merge_fences.
4094 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4096 * sel-sched-ir.h (struct _fence): New field issue_more.
4097 (FENCE_ISSUE_MORE): New accessor macro.
4099 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4101 PR rtl-optimization/42388
4102 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4103 that have no predecessors nor successors. Do not call move_bb_info
4104 for empty blocks outside of current region.
4106 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4108 PR rtl-optimization/42294
4109 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4110 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4111 originators' originators.
4113 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4115 PR rtl-optimization/39453
4116 PR rtl-optimization/42246
4117 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4119 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4121 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4122 Alexander Monakov <amonakov@ispras.ru>
4125 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4126 (maybe_tidy_empty_bb): ... here. Make static. Add new
4127 argument. Update all callers.
4128 (tidy_control_flow): ... and here. Recompute topological order
4129 of basic blocks in region if necessary.
4130 (sel_redirect_edge_and_branch): Change return type. Return true
4131 if topological order might have been invalidated.
4132 (purge_empty_blocks): Export and move from...
4133 * sel-sched.c (purge_empty_blocks): ... here.
4134 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4135 (maybe_tidy_empty_bb): Delete prototype.
4136 (purge_empty_blocks): Declare.
4138 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4140 PR rtl-optimization/42249
4141 * sel-sched.c (try_replace_dest_reg): When chosen register
4142 and original register is the same, do not bail out early, but
4143 still check all original insns for validity of replacing destination
4144 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4147 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4150 Port from no-undefined-overflow branch:
4151 2009-03-09 Richard Guenther <rguenther@suse.de>
4153 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4155 2010-01-14 Richard Guenther <rguenther@suse.de>
4158 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4160 2010-01-14 Ira Rosen <irar@il.ibm.com>
4162 PR tree-optimization/42709
4163 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4164 as scalar type in creation of constant vector operand.
4166 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4169 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4170 (check-parallel-%): Match `testsuite' directory component only
4173 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4175 PR translation/39521
4176 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4179 2010-01-13 Richard Guenther <rguenther@suse.de>
4181 PR tree-optimization/42730
4182 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4185 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4188 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4189 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4192 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4194 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4195 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4196 ___umulsi3_highpart.
4198 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4199 rather than schedule_insns if the pass is enabled.
4201 2010-01-13 Martin Jambor <mjambor@suse.cz>
4203 PR tree-optimization/42704
4204 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4207 2010-01-13 Martin Jambor <mjambor@suse.cz>
4209 PR tree-optimization/42703
4210 * tree-sra.c (analyze_access_subtree): Check that we can build a
4211 reference to the original data within the aggregate.
4213 2010-01-13 Richard Guenther <rguenther@suse.de>
4215 PR tree-optimization/42705
4216 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4218 2010-01-13 Richard Guenther <rguenther@suse.de>
4221 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4223 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4226 * var-tracking.c (values_to_unmark): New variable.
4227 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4228 values_to_unmark vector. Moved body to...
4229 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4230 instead queue it into values_to_unmark vector.
4231 (vt_find_locations): Free values_to_unmark vector.
4233 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4235 * config/s390/s390.c (override_options): Set
4236 default of max-pending-list-length to 256
4238 2010-01-13 Richard Guenther <rguenther@suse.de>
4241 * tree-pass.h (PROP_gimple_lcx): New.
4242 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4243 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4244 before the final cleanup_eh.
4245 (dump_properties): Dump PROP_gimple_lcx.
4246 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4247 (tree_lower_complex_O0): Remove.
4248 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4249 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4250 tree_lower_complex, schedule TODO_update_ssa.
4251 * lto-streamer-out.c (output_function): Stream the functions
4253 * lto-streamer-in.c (input_function): Likewise.
4254 (lto_read_body): Do not override them here.
4256 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4259 * c-typeck.c (build_c_cast): Fold value cast to union type before
4260 wrapping it in a CONSTRUCTOR.
4262 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4264 PR rtl-optimization/42699
4265 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4268 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4270 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4271 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4272 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4273 SUBTARGET_WARN_UNUSED_SPEC): ... here
4274 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4276 2010-01-12 Julian Brown <julian@codesourcery.com>
4278 * config/arm/neon-schedgen.ml (Utils): Don't try to
4279 open missing module.
4280 (find_with_result): New.
4282 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4285 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4286 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4288 PR tree-optimization/42645
4289 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4290 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4291 decl_map, set processing_debug_stmt to -1 and return name without
4294 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4296 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4297 binutils version, and reword target configuration description.
4299 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4301 * config/avr/avr.h (LINKER_NAME): Remove.
4303 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4306 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4307 that support VSX, warn for -mno-altivec if vsx is not disabled,
4310 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4311 Shujing Zhao <pearly.zhao@oracle.com>
4313 PR translation/42469
4314 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4315 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4316 character between option name and help text.
4317 * c.opt (imultilib): Likewise.
4319 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4321 * lto-streamer-out.c (output_unreferenced_globals): Output static
4324 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4326 PR rtl-optimization/42621
4327 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4328 optimizing for size.
4329 (duplicate_computed_gotos): Remove now-redundant check.
4331 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4334 * configure.ac: Save and restore LDFLAGS and LIBS
4335 * configure: Regenerate.
4337 2010-01-10 Richard Guenther <rguenther@suse.de>
4340 * builtins.c (fold_builtin_strlen): Add type argument and
4341 convert the resulting length to it.
4342 (fold_builtin_1): Adjust.
4344 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4346 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4347 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4349 (num_insns_constant_wide): Adjust for that change.
4351 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4354 * web.c (union_defs): Add used argument, to combine uses of
4356 (entry_register): Adjust type and tests of used argument.
4357 (web_main): Widen used for new use. Pass it to union_defs.
4358 * df.h (union_defs): Adjust prototype.
4360 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4363 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4364 uses in new incoming argument. Free body.
4365 (reset_debug_uses_in_loop): New.
4366 (analyze_insn_to_expand_var): Call the latter if the former found
4367 anything. Fix whitespace. Reject invalid dest overlaps before
4368 going through all insns in the loop.
4370 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4373 * haifa-sched.c (dying_use_p): Debug insns don't count.
4375 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4378 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4379 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4380 (verify_gimple_call): Reject LHS in noreturn calls.
4382 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4386 * tree-vect-loop-manip.c (adjust_info): New type.
4387 (adjust_vec): New pointer to vector.
4388 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4389 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4390 (slpeel_update_phis_for_duplicate_loop): Use them.
4391 (slpeel_update_phi_nodes_for_guard1): Likewise.
4392 (slpeel_update_phi_nodes_for_guard2): Likewise.
4393 (slpeel_tree_peel_loop_to_edge): Likewise.
4394 (vect_update_ivs_after_vectorizer): Likewise.
4396 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4398 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4399 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4401 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4403 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4404 bogus uninitialized warning.
4406 2010-01-09 Richard Guenther <rguenther@suse.de>
4409 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4410 the evolution is compatible with the initial condition.
4412 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4414 * gcc.c (process_command): Update copyright notice dates.
4415 * gcov.c (print_version): Likewise.
4416 * gcov-dump.c (print_version): Likewise.
4417 * mips-tfile.c (main): Likewise.
4418 * mips-tdump.c (main): Likewise.
4420 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4423 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4425 (rotlhi3_8): Delete.
4427 (rotlsi3_8): Delete.
4428 (rotlsi3_16): Delete.
4429 (rotlsi3_24): Delete.
4431 (*rotw<mode>3): New.
4432 (*rotb<mode>3): New.
4433 * config/avr/avr.c (avr_rotate_bytes): New function.
4434 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4436 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4439 * configure.ac: Modify -rdynamic check.
4440 * configure: Regenerate.
4442 2010-01-08 DJ Delorie <dj@redhat.com>
4444 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4445 register popping order.
4447 2010-01-08 Richard Guenther <rguenther@suse.de>
4450 * c.opt (fsigned-char): Also let LTO handle this option.
4451 (funsigned-char): Likewise.
4453 2010-01-07 Richard Guenther <rguenther@suse.de>
4455 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4456 (gimple_op): Likewise.
4457 (gimple_op_ptr): Likewise.
4458 (gimple_assign_set_lhs): Remove gcc_assert.
4459 (gimple_assign_set_rhs1): Likewise.
4460 (gimple_assign_set_rhs2): Likewise.
4461 (gimple_call_set_lhs): Likewise.
4462 (gimple_call_set_fn): Likewise.
4463 (gimple_call_set_fndecl): Likewise.
4464 (gimple_call_fndecl): Likewise.
4465 (gimple_call_return_type): Likewise.
4466 (gimple_call_set_chain): Likewise.
4467 (gimple_call_num_args): Likewise.
4468 (gimple_call_set_arg): Likewise.
4469 (gimple_cond_set_code): Likewise.
4470 (gimple_cond_set_lhs): Likewise.
4471 (gimple_cond_set_rhs): Likewise.
4472 (gimple_cond_set_true_label): Likewise.
4473 (gimple_cond_set_false_label): Likewise.
4474 (gimple_label_set_label): Likewise.
4475 (gimple_goto_set_dest): Likewise.
4476 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4477 (gimple_debug_bind_get_value): Likewise.
4478 (gimple_debug_bind_get_value_ptr): Likewise.
4479 (gimple_debug_bind_set_var): Likewise.
4480 (gimple_debug_bind_set_value): Likewise.
4481 (gimple_debug_bind_reset_value): Likewise.
4482 (gimple_debug_bind_has_value_p): Likewise.
4483 (gimple_return_retval_ptr): Remove gcc_assert.
4484 (gimple_return_retval): Likewise.
4485 (gimple_return_set_retval): Likewise.
4486 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4487 (safe_referenced_var_iterator): Remove.
4488 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4489 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4490 (fill_referenced_var_vec): Remove.
4491 (first_readonly_imm_use): Remove redundant gcc_assert.
4492 (phi_arg_index_from_use): Combine gcc_asserts.
4493 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4494 (first_imm_use_stmt): Remove redundant gcc_assert.
4495 * tree-cfg.c (verify_gimple_call): Verify function and chain
4496 operands. Verify arguments.
4497 (verify_types_in_gimple_stmt): Verify condition code and labels.
4499 2010-01-07 Richard Guenther <rguenther@suse.de>
4501 PR tree-optimization/42641
4502 * sese.c (rename_map_elt_info): Use the SSA name version, do
4505 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4507 PR tree-optimization/42625
4508 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4509 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4511 2010-01-07 Duncan Sands <baldrick@free.fr>
4513 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4515 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4518 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4519 note itself is not function_invariant_p.
4521 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4523 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4524 Do not add the DF_NOTE problem.
4525 * store-motion.c (execute_rtl_store_motion): Likewise.
4527 2010-01-07 Martin Jambor <mjambor@suse.cz>
4529 PR tree-optimization/42157
4530 * tree-sra.c (compare_access_positions): Stabilize sort if both
4531 accesses have integer types, return zero immediately if they are the
4534 2010-01-06 Richard Henderson <rth@redhat.com>
4537 * haifa-sched.c (add_to_note_list): Merge into ...
4538 (concat_note_lists): ... here, and ...
4539 (unlink_other_notes, rm_other_notes): Merge into...
4540 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4541 NOTE_INSN_EPILOGUE_BEG.
4543 2010-01-06 Richard Guenther <rguenther@suse.de>
4545 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4546 not inline regular functions into always-inline functions.
4548 2010-01-06 Nick Clifton <nickc@redhat.com>
4550 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4551 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4553 (OVERRIDE_OPTIONS): Delete.
4554 (OPTIMIZATION_OPTIONS): Define.
4555 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4556 * config/rx/rx.c (rx_handle_option): Issue an error message if
4557 -mcpu=rx200 and -fpu are used together.
4558 (rx_set_optimization_options): New function. Issue an error
4559 message if an optimization attribute attempts to reset the FPU/
4560 math optimization pairing.
4561 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4562 * config/rx/rx.opt: Set the default to 32-bit doubles.
4563 * config/rx/t-rx: Add multilibs for -nofpu option.
4564 * doc/invoke.texi: Update documentation of RX options.
4566 2010-01-06 Richard Guenther <rguenther@suse.de>
4568 * tree-ssa-pre.c (name_to_id): New global.
4569 (alloc_expression_id): Simplify SSA name handling.
4570 (lookup_expression_id): Likewise.
4571 (init_pre): Zero name_to_id.
4572 (fini_pre): Free it.
4574 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4576 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4578 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4581 * config/i386/sse.md (smaxv2di3): New.
4582 (umaxv2di3): Likewise.
4583 (sminv2di3): Likewise.
4584 (uminv2di3): Likewise.
4586 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4589 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4590 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4591 (legitimize_tls_address): Likewise.
4592 (sparc_tls_referenced_p): Likewise.
4593 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4594 and adjust calls to legitimize_pic_address.
4595 (legitimate_constant_p) Use sparc_tls_referenced_p.
4596 (legitimate_pic_operand_p): Likewise.
4597 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4598 (sparc_tls_symbol_ref_1): Delete.
4599 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4600 (legitimize_tls_address): Make static, handle CONST patterns.
4601 (legitimize_pic_address): Make static, remove unused parameter and
4602 adjust recursive calls.
4603 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4604 and adjust call to legitimize_pic_address.
4605 (sparc_output_mi_thunk): Likewise.
4607 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4608 H.J. Lu <hongjiu.lu@intel.com>
4611 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4612 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4613 operands to make them signed.
4616 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4619 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4620 GTU to GT for V4SI and V2DI.
4622 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4623 (umin<mode>3): Removed.
4625 (uminv4si3): Likewise.
4627 2010-01-05 Martin Jambor <mjambor@suse.cz>
4629 PR tree-optimization/42462
4630 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4631 current_function_decl to helper functions and macros.
4633 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4636 * flags.h: Don't include real.h.
4637 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4638 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4639 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4640 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4641 * dominance.c: Update copyright.
4642 * gimple.c (walk_gimple_op): Remove inline.
4643 * tree-ssa-reassoc.c: Include real.h.
4644 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4645 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4647 2010-01-05 Nick Clifton <nickc@redhat.com>
4649 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4650 register to push into the stack frame when the accumulator has to
4651 be saved during interrupts.
4653 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4655 * doc/invoke.texi: Remove the documentation about option
4657 * common.opt (Wunreachable-code): Preserved for backward
4659 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4660 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4661 the backward compatibility flag section.
4663 2010-01-05 Richard Guenther <rguenther@suse.de>
4665 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4667 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4670 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4672 PR tree-optimization/42508
4673 * tree-sra.c (convert_callers): Check for recursive call
4674 by comparing cgraph nodes instead of decls.
4675 (modify_function): Call ipa_modify_formal_parameters also
4676 on all same_body aliases.
4678 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4679 cgraph nodes when checking for same_body aliases.
4681 2010-01-05 Richard Guenther <rguenther@suse.de>
4683 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4684 allocation and lookup.
4685 (get_or_alloc_expr_for_constant): Likewise.
4686 (phi_translate): Sink allocation.
4688 2010-01-04 Richard Guenther <rguenther@suse.de>
4690 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4691 a new entry only if needed.
4692 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4693 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4695 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4697 (phi_translate): Handle CONSTANTs early.
4699 2010-01-04 Martin Jambor <mjambor@suse.cz>
4701 PR tree-optimization/42398
4702 * tree-sra.c (struct access): Removed flag grp_different_types.
4703 (dump_access): Do not dump the removed flag.
4704 (sort_and_splice_var_accesses): Do not set the removed flag.
4705 (sra_modify_expr): Check for type compatibility directly.
4707 2010-01-04 Martin Jambor <mjambor@suse.cz>
4709 PR tree-optimization/42366
4710 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4711 edges with variable number of parameters.
4712 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4713 flag instead of asserting it.
4714 (ipa_read_node_info): Read uses_analysis_done flag.
4716 2010-01-04 Richard Guenther <rguenther@suse.de>
4718 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4719 iterative_hash_* as intended.
4720 (vn_reference_compute_hash): Likewise. Simplify hashing
4722 (vn_reference_lookup_2): Likewise.
4723 (vn_nary_op_compute_hash): Likewise.
4724 (vn_phi_compute_hash): Likewise.
4725 (expressions_equal_p): Remove strange code.
4726 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4727 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4728 (bitmap_insert_into_set_1): Take value-id as parameter.
4729 (add_to_value): Pass it.
4730 (bitmap_insert_into_set): Likewise.
4731 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4733 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4736 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4737 (do_self_spec): For switches with SWITCH_IGNORE set set also
4738 SWITCH_IGNORE_PERMANENTLY.
4739 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4742 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4744 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4745 tree of an unreferenced global var.
4747 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4750 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4751 GTU to GT for V4SI and V2DI.
4753 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4754 (umin<mode>3): Removed.
4756 (uminv4si3): Likewise.
4758 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4761 * collect2.c (main): Turn on trace in collect2 if -v is passed
4764 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4766 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4767 description of expression operand.
4769 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4771 * configure.ac: Add install-html to target_list for Make-hooks.
4772 * configure: Regenerate.
4773 * fortran/Make-lang.in (F95_HTMLFILES): New.
4774 (fortran.html): Use it.
4775 (fortran.install-html): New.
4776 * Makefile.in (install-html): Add lang.install-html.
4777 * java/Make-lang.in (JAVA_HTMLFILES): New.
4778 (java.html): Use it.
4779 (java.install-html): New.
4780 * objc/Make-lang.in (objc.install-html): New.
4781 * objcp/Make-lang.in (obj-c++.install-html): New.
4782 * cp/Make-lang.in (c++.install-html): New.
4783 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4784 * lto/Make-lang.in (lto.install-html): New.
4786 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4789 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4791 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4793 PR rtl-optimization/41862
4794 * store-motion.c (store_killed_in_insn, compute_store_table,
4795 remove_reachable_equiv_notes, replace_store_insn,
4796 build_store_vectors): Ignore all DEBUG_INSNs.
4798 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4801 * common.opt: Add dumpdir.
4803 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4805 (option_map): Add --dumpdir.
4807 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4809 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4811 * opts.c (decode_options): Try dump_dir_name first if
4812 dump_base_name isn't an absolute path.
4813 (common_handle_option): Handle OPT_dumpdir.
4815 * toplev.c (dump_dir_name): New.
4816 (print_switch_values): Also ignore -dumpdir.
4818 * toplev.h (dump_dir_name): New.
4820 2010-01-03 Richard Guenther <rguenther@suse.de>
4822 PR tree-optimization/42589
4823 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4824 double-word expansion of bswap32.
4826 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4828 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4829 with BLOCK_FOR_INSN.
4830 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4831 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4832 noce_process_if_block): Likewise.
4833 * gcse.c (compute_local_properties, insert_expr_in_table,
4834 insert_set_in_table, canon_list_insert, find_avail_set,
4835 pre_insert_copy_insn): Likewise.
4837 * basic-block.h (BLOCK_NUM): Move from here...
4838 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4840 2010-01-03 Richard Guenther <rguenther@suse.de>
4842 PR tree-optimization/42438
4843 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4844 contains_may_not_return_call flag.
4845 (BB_MAY_NOTRETURN): New.
4846 (valid_in_sets): Trapping nary operations are not valid
4847 in blocks that may not return.
4848 (insert_into_preds_of_block): Remove check for trapping expressions.
4849 (compute_avail): Compute also BB_MAY_NOTRETURN.
4851 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4853 * doc/invoke.texi: Add 2010 to copyright years.
4855 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4857 * config/sparc/sparc.c: Fix formatting nits.
4859 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4860 Alexander Monakov <amonakov@ispras.ru>
4862 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4864 2010-01-02 Richard Guenther <rguenther@suse.de>
4867 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4868 (simplify_switch_using_ranges): Mark to be removed edges
4871 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4873 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4875 * collect2.c (scan_libraries): Add missing argument in call to
4878 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4881 * config/alpha/predicates.md (aligned_memory_operand): Return false
4883 (unaligned_memory_operand): Return true for CQImode.
4884 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4885 doesn not cross aligned SImode word boundary.
4887 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4889 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4891 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4892 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4894 2010-01-02 Richard Guenther <rguenther@suse.de>
4897 * toplev.c (compile_file): Emit LTO marker properly. Change
4899 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4901 2010-01-01 Richard Guenther <rguenther@suse.de>
4904 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4906 2010-01-01 Richard Guenther <rguenther@suse.de>
4909 * c-decl.c (grokdeclarator): For zero-size arrays force
4910 structural equality checks as layout_type does.
4912 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4914 * builtins.c: Update copyright to 2010.
4916 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4919 * lto-streamer-out.c (produce_asm): Revert the last change.
4920 (copy_function): Likewise.
4922 * lto-streamer.c (lto_get_section_name): Skip any leading
4925 2010-01-01 Richard Guenther <rguenther@suse.de>
4928 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4932 Copyright (C) 2010 Free Software Foundation, Inc.
4934 Copying and distribution of this file, with or without modification,
4935 are permitted in any medium without royalty provided the copyright
4936 notice and this notice are preserved.