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 types.
2632 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2635 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2636 Rewrite text to refer to the names.
2638 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2640 * config/i386/i386-builtin-types.def
2641 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2642 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2643 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2644 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2645 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2646 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2647 IX86_BUILTIN_VPERMIL2PS256.
2648 (MULTI_ARG_4_DF2_DI_I): Defined.
2649 (MULTI_ARG_4_DF2_DI_I1): Defined.
2650 (MULTI_ARG_4_SF2_SI_I): Defined.
2651 (MULTI_ARG_4_SF2_SI_I1): Defined.
2652 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2653 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2654 __builtin_ia32_vpermil2ps256.
2655 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2656 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2657 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2658 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2659 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2660 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2661 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2662 CODE_FOR_xop_vpermil2v8sf3.
2663 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2664 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2665 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2666 (_mm256_permute2_pd): New.
2667 (_mm_permute2_ps): New.
2668 (_mm256_permute2_ps): New.
2670 2010-02-15 Nick Clifton <nickc@redhat.com>
2672 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2673 boolean parameters. Use emit_jump_insn when emitting a pop
2674 instruction containing a return insn.
2675 (push): Use 'true' rather than '1' as second parameter to F.
2676 (h8300_expand_prologue): Likewise.
2677 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2678 (h8300_expand_epilogue): Likewise.
2680 2010-02-15 Richard Guenther <rguenther@suse.de>
2683 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2686 2010-02-15 Nick Clifton <nickc@redhat.com>
2688 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2691 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2693 * intl.c (fake_ngettext): New function.
2694 * intl.h (fake_ngettext): Declare.
2695 (ngettext): Define macro.
2696 * collect2.c (notice_translated): New function.
2697 (main): Use notice_translated and ngettext.
2698 * collect2.h (notice_translated): Declare.
2700 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2702 * reorg.c (delete_computation): Comment fixes.
2703 * caller-save.c (setup_save_areas): Idem.
2704 * sel-sched-dump.c (dump_lv_set): Idem.
2707 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2709 * config/s390/s390.c (s390_sched_init): New function.
2710 (TARGET_SCHED_INIT): Target hook defined.
2712 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2713 Jack Howarth <howarth@bromo.med.uc.edu>
2714 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2717 Partial revert of unintended change in fix for PR41605.
2718 * config/darwin.h: Fix typo.
2719 * config/darwin9.h: Same.
2721 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2723 * c-pch.c (pch_init): Clear v.
2725 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2728 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2729 graphite_can_represent_init for MULT_EXPR.
2731 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2735 * graphite-sese-to-poly.c (remove_phi): New.
2736 (translate_scalar_reduction_to_array): Call remove_phi.
2738 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2741 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2742 * graphite-clast-to-gimple.h (gloog): Update declaration.
2743 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2744 * graphite-poly.h (struct poly_bb): Add missing comments.
2745 (struct scop): Add poly_scop_p field.
2747 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2748 * graphite.c (graphite_transform_loops): Build the polyhedral
2749 representation for each scop before code generation.
2750 * sese.c (rename_variables_in_operand): Removed.
2751 (rename_variables_in_expr): Return the renamed expression.
2752 (rename_sese_parameters): New.
2753 * sese.h (rename_sese_parameters): Declared.
2755 2010-02-11 Richard Guenther <rguenther@suse.de>
2757 PR tree-optimization/42998
2758 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2759 POINTER_PLUS_EXPR properly.
2761 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2762 Changpeng Fang <changpeng.fang@amd.com>
2765 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2766 the cost of an IV candidate when the IV is used in a test against zero.
2768 * gcc.dg/tree-ssa/ivopts-3.c: New.
2770 2010-02-11 Richard Guenther <rguenther@suse.de>
2773 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2774 pointer-vs-decl case by swapping refs. Handle some cases
2775 of pointer-vs-decl disambiguations more conservatively.
2776 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2777 to false after expanding.
2779 2010-02-11 Richard Guenther <rguenther@suse.de>
2782 * gcc.c (process_command): Handle LTO file@offset case more
2785 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2787 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2788 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2790 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2792 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2793 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2794 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2795 Optimize eq/ne comparisons when both arguments are known to be
2797 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2798 Don't mask operands unnecessarily if they are known to be already
2801 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2803 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2806 2010-02-10 Richard Guenther <rguenther@suse.de>
2808 PR tree-optimization/43017
2809 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2810 for wrapping signed arithmetic.
2812 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2815 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2816 if no debug info should be emitted for it.
2818 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2820 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2821 note when flag_exceptions is set.
2823 2010-02-10 Duncan Sands <baldrick@free.fr>
2825 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2827 2010-02-10 Richard Guenther <rguenther@suse.de>
2830 * tree.c (get_unwidened): Handle constants.
2831 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2833 2010-02-10 Martin Jambor <mjambor@suse.cz>
2836 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2837 check for variable argument counts independently.
2839 2010-02-10 Christian Bruel <christian.bruel@st.com>
2842 * config/sh/sh.c (find_barrier): Increase length for non delayed
2843 conditional branches.
2845 2010-02-10 Christian Bruel <christian.bruel@st.com>
2847 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2849 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2851 * builtins.c (set_builtin_user_assembler_name): Also handle
2852 ffs if int is smaller than word.
2854 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2857 * ira-conflicts.c (get_dup): Remove.
2858 (process_reg_shuffles): Add new parameter. Use it as an
2859 additional guard for copy generation.
2860 (add_insn_allocno_copies): Rewrite.
2862 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2864 * common.opt (fsched2-use-traces): Preserved for backward
2866 * doc/invoke.texi: Remove the documentation about option
2867 -fsched2-use-traces.
2868 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2869 flag_sched2_use_traces.
2870 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2871 the backward compatibility flag section.
2873 2010-02-09 Richard Guenther <rguenther@suse.de>
2875 PR tree-optimization/43008
2876 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2877 make HEAP variables initialized from global memory if they
2878 are not known builtin functions.
2879 (find_func_aliases): Adjust.
2881 2010-02-09 Richard Guenther <rguenther@suse.de>
2883 PR tree-optimization/43000
2884 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2885 arithmetic manually.
2887 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2889 PR tree-optimization/42931
2890 * tree-loop-linear.c (try_interchange_loops): Don't call
2891 double_int_mul if estimated_loop_iterations failed.
2893 2010-02-08 Martin Jambor <mjambor@suse.cz>
2896 * tree-sra.c (build_accesses_from_assign): Do not mark in
2897 should_scalarize_away_bitmap if stmt has volatile ops.
2898 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2901 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2903 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2905 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2907 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2910 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2913 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2915 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2918 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2919 to unknown_dependence.
2920 (graphite_legal_transform_dr): Handle the unknown_dependence.
2921 (graphite_carried_dependence_level_k): Same.
2923 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2925 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2927 2010-02-07 Richard Guenther <rguenther@suse.de>
2930 * expr.c (get_inner_reference): Always initialize *pbitsize.
2932 2010-02-07 Richard Guenther <rguenther@suse.de>
2935 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2936 new ARRAY_REFs on variable size element or minimal index arrays.
2938 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2939 gimple_fold_indirect_ref.
2941 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2944 * arm.c (arm_override_options): Just return if the user has specified
2945 an invalid fpu name.
2947 2010-02-03 Jason Merrill <jason@redhat.com>
2950 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2951 i386_pe_maybe_record_exported_symbol.
2953 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2956 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2957 (pa_delegitimize_address): New function.
2959 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2961 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2962 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2964 2010-02-05 Richard Guenther <rguenther@suse.de>
2967 * lto-streamer-in.c (get_resolution): Deal with references
2968 to undefined functions.
2970 2010-02-05 Richard Guenther <rguenther@suse.de>
2972 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2973 (fold_const_aggregate_ref): Likewise.
2974 (ccp_fold_stmt): Substitute loads.
2975 (maybe_fold_reference): Verify types before substituting.
2977 (fold_gimple_assign): Unshare properly.
2978 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2980 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2982 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2983 for rs6000_gen_cell_microcode.
2985 2010-02-04 Richard Guenther <rguenther@suse.de>
2987 PR rtl-optimization/42952
2988 * dse.c (const_or_frame_p): Remove MEM handling.
2990 2010-02-04 Nick Clifton <nickc@redhat.com>
2992 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2993 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2994 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2995 (mn10300_asm_output_mi_thunk): New function.
2996 (mn10300_can_output_mu_thunk): New function.
2997 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2998 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2999 (FUNCTION_ARG): Delete incorrect comment.
3001 2010-02-03 Jason Merrill <jason@redhat.com>
3004 * fold-const.c (operand_equal_p): Handle erroneous types.
3006 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3008 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3010 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3012 PR rtl-optimization/42941
3013 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3016 2010-02-03 Jason Merrill <jason@redhat.com>
3019 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3021 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3024 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3025 (cselib_reset_table): Renamed from...
3026 (cselib_reset_table_with_next_value): ... this.
3027 (cselib_get_next_uid): Renamed from...
3028 (cselib_get_next_unknown_value): ... this.
3029 * cselib.c (next_uid): Renamed from...
3030 (next_unknown_value): ... this.
3031 (cselib_clear_table): Adjust.
3032 (cselib_reset_table): Adjust. Renamed from...
3033 (cselib_reset_table_with_next_value): ... this.
3034 (cselib_get_next_uid): Adjust. Renamed from...
3035 (cselib_get_next_unknown_value): ... this.
3036 (get_value_hash): Use hash.
3037 (cselib_hash_rtx): Likewise.
3038 (new_cselib_val): Adjust. Set and dump uid.
3039 (cselib_lookup_mem): Pass next_uid as hash.
3040 (cselib_subst_to_values): Likewise.
3041 (cselib_log_lookup): Dump uid.
3042 (cselib_lookup): Pass next_uid as hash. Adjust.
3043 (cselib_process_insn): Adjust.
3044 (cselib_init): Initialize next_uid.
3045 (cselib_finish): Adjust.
3046 (dump_cselib_table): Likewise.
3047 * dse.c (canon_address): Dump value uid.
3048 * print-rtl.c (print_rtx): Print value uid.
3049 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3051 (dv_uid): New function, sort of renamed from...
3052 (dv_htab_hash): ... this, reimplemented in terms of it and...
3053 (dv_uid2hash): ... this. New.
3054 (variable_htab_eq): Drop excess assertions.
3055 (tie_break_pointers): Removed.
3056 (canon_value_cmp): Compare uids.
3057 (variable_post_merge_New_vals): Print uids.
3058 (vt_add_function_parameters): Adjust.
3059 (vt_initialize): Reset table. Adjust.
3061 2010-02-03 Richard Guenther <rguenther@suse.de>
3063 PR tree-optimization/42944
3064 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3065 (call_may_clobber_ref_p_1): Likewise. Properly handle
3066 malloc and calloc clobbering errno.
3068 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3070 * doc/invoke.texi: Fix name of sched1 dump.
3072 * opts.c (decode_options): Set flag_tree_switch_conversion
3073 only conditionally on optimize >= 2.
3075 * gcse.c: Assorted comment fixes in pass description.
3077 2010-02-03 Anthony Green <green@moxielogic.com>
3079 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3080 nop padding in order to maintain alignment of storage location of
3081 target function address.
3082 (moxie_trampoline_init): Store target function address at newly
3084 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3086 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3088 2010-02-03 Richard Guenther <rguenther@suse.de>
3091 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3093 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3095 * config.gcc: Reenable check for obsolete targets.
3096 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3097 mips-sgi-irix6.[0-4]*.
3099 2010-02-02 Nick Clifton <nickc@redhat.com>
3101 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3102 constant size of 4 as being the same as 0.
3103 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3104 can take values in the range 0..4.
3106 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3109 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3110 as _darwin10_Unwind_FindEnclosingFunction().
3111 * libgcc-libsystem.ver: New.
3113 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3116 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3117 implicitly set registers.
3119 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3121 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3122 (arm_override_options): Allow automatic selection of the thread
3123 pointer register if thumb2.
3124 (legitimize_pic_address): Improve code sequences for Thumb2.
3125 (arm_call_tls_get_addr): Likewise.
3126 (legitimize_tls_address): Likewise.
3127 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3128 (pic_load_addr_32bit): ... this. New named pattern.
3129 * thumb2.md (pic_load_addr_thumb2): Delete.
3130 (pic_load_dot_plus_four): Delete.
3131 (tls_load_dot_plus_four): New named pattern.
3133 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3136 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3137 Document fix for TLS bug.
3139 2010-01-31 Richard Guenther <rguenther@suse.de>
3141 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3142 conservatively correct.
3144 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3148 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3150 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3152 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3154 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3156 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3158 * config.gcc: Adjust order of makefile fragments for mingw targets.
3160 2010-01-31 Richard Guenther <rguenther@suse.de>
3163 * gimplify.c (gimplify_init_constructor): For volatile LHS
3164 initialize a temporary.
3166 2010-01-31 Matthias Klose <doko@ubuntu.com>
3168 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3170 * configure: Regenerate.
3172 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3174 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3175 the same alias set and their sizes different constantness.
3176 (aliasing_component_refs_p): Revert 2009-10-24 change.
3178 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3180 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3183 2010-01-29 Richard Guenther <rguenther@suse.de>
3185 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3186 Assert we successfully updated the call.
3188 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3190 PR rtl-optimization/42889
3191 * df.h (df_set_bb_dirty_nonlr): New prototype.
3192 * df-core.c (df_set_bb_dirty_nonlr): New function.
3193 * df-scan.c (df_insn_rescan): Call it instead of
3194 df_set_bb_dirty for DEBUG_INSNs.
3196 2010-01-29 Richard Guenther <rguenther@suse.de>
3199 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3200 quadratic behavior in most cases.
3202 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3205 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3206 in the call to gen_x86_movsicc_0_m1.
3208 2010-01-28 Richard Guenther <rguenther@suse.de>
3210 PR tree-optimization/42871
3211 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3213 2010-01-28 Richard Guenther <rguenther@suse.de>
3215 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3216 into call arguments.
3218 2010-01-28 Richard Guenther <rguenther@suse.de>
3221 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3222 the forwarder if the destination is an EH landing pad.
3224 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3226 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3227 block list passed to gimple_duplicate_sese_tail.
3228 (parallelize_loops): Avoid parallelization when the function
3230 Avoid parallelization when the preheader is IRREDUCIBLE.
3231 Try to optimize when estimated_loop_iterations_int is unresolved.
3232 Add the loop's location to the dump file.
3233 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3234 (gimple_duplicate_sese_tail): Remove the check for the latch.
3235 Redirect nexits to the exit block.
3236 Remove handling of the incoming edges to the latch.
3237 Redirect the backedge from the copied latch to the exit bb.
3239 2010-01-28 Michael Matz <matz@suse.de>
3242 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3243 Wrap force_reg into a sequence, emit it before user.
3245 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3247 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3249 (arm_legacy_rev): Likewise.
3250 (thumb_legacy_rev): Likewise.
3252 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3254 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3255 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3256 on MEM's address failed, try avoid_constant_pool_reference and
3257 recurse if it returned something different.
3258 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3259 address, try avoid_constant_pool_reference and recurse if it
3260 returned something different.
3261 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3262 address and avoid_constant_pool_reference returned something
3263 different, don't set have_address.
3265 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3268 * var-tracking.c (val_store): Add modified argument, obey it.
3270 (count_uses): Move down logging of main.
3271 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3272 don't need resolution.
3273 (emit_notes_in_bb): Likewise.
3275 2010-01-27 Richard Guenther <rguenther@suse.de>
3278 * tree-inline.c (remap_decl): Delay remapping of SSA name
3279 default definitions until we need them.
3281 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3283 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3284 (rs6000_delegitimize_address): New function.
3286 * config/s390/s390.c (s390_delegitimize_address): Call
3287 delegitimize_mem_from_attrs.
3290 * tree-inline.c (cannot_copy_type_1): Removed.
3291 (copy_forbidden): Don't forbid copying of functions containing
3292 records/unions with variable length fields.
3294 2010-01-27 Christian Bruel <christian.bruel@st.com>
3298 * config/sh/sh.c (find_barrier): Increase length for non delayed
3299 conditional branches.
3301 2010-01-27 Matthias Klose <doko@ubuntu.com>
3303 * configure.ac (gnu-unique-object): Fix ldd version check.
3304 * configure: Regenerate.
3306 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3308 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3310 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3311 Test for HAVE_GNU_AS value.
3313 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3315 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3316 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3317 INT64_TYPE): Define.
3318 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3319 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3320 INT_LEAST64_TYPE): Define.
3321 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3322 UINT_LEAST64_TYPE): Define.
3323 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3324 INT_FAST64_TYPE): Define.
3325 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3326 UINT_FAST64_TYPE): Define.
3327 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3328 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3329 (SIG_ATOMIC_TYPE): Define.
3331 2010-01-26 Richard Guenther <rguenther@suse.de>
3333 * df-scan.c (df_scan_set_bb_info): Remove assert.
3334 (df_insn_rescan_debug_internal): Merge asserts.
3335 (df_install_ref): Likewise.
3336 (df_mark_reg): Use bitmap_set_range.
3337 (df_hard_reg_used_p): Remove assert.
3338 (df_hard_reg_used_count): Likewise.
3340 2010-01-26 Richard Guenther <rguenther@suse.de>
3342 PR rtl-optimization/42685
3343 * web.c (web_main): Ignore DEBUG_INSNs.
3345 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3347 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3349 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3350 Fix types of fndecl and arglist parameters.
3352 2010-01-26 Richard Guenther <rguenther@suse.de>
3355 * tree-eh.c (unsplit_eh): Skip debug insns.
3357 2010-01-26 Richard Guenther <rguenther@suse.de>
3359 PR tree-optimization/42250
3360 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3362 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3365 * omp-low.c (expand_omp_sections): Only use single_pred if
3366 l2_bb is single_pred_p.
3368 2010-01-25 Christian Bruel <christian.bruel@st.com>
3371 * config/sh/sh.c (find_barrier): Increase length for non delayed
3372 conditional branches.
3373 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3375 2010-01-24 David S. Miller <davem@davemloft.net>
3377 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3378 define if not using GAS.
3379 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3380 Likewise. Delete SECTION_MERGE code, which is only applicable
3383 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3386 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3387 mangling of va_list in system headers.
3389 2010-01-23 Toon Moene <toon@moene.org>
3391 * tree-predcom.c (combine_chains): Return NULL, not false.
3393 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3395 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3396 initialization of variable res to agree with return type.
3398 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3400 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3401 * tree-sra.c: Add include of expr.h.
3403 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3405 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3406 insert the debug stmt on the single non-EH edge from the stmt.
3408 2010-01-22 Richard Henderson <rth@redhat.com>
3411 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3412 the RHS until after generate_subtree_copies has insertted its
3413 code before the current statement.
3415 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3417 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3419 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3421 2010-01-21 Martin Jambor <mjambor@suse.cz>
3423 PR tree-optimization/42585
3424 * tree-sra.c (struct access): New field grp_total_scalarization.
3425 (dump_access): Dump the new field.
3426 (should_scalarize_away_bitmap): New variable.
3427 (cannot_scalarize_away_bitmap): Likewise.
3428 (sra_initialize): Allocate new bitmaps.
3429 (sra_deinitialize): Free new bitmaps.
3430 (create_access_1): New function.
3431 (create_access): Parts moved to create_access_1.
3432 (type_consists_of_records_p): New function.
3433 (completely_scalarize_record): Likewise.
3434 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3435 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3436 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3438 (analyze_all_variable_accesses): Completely scalarize small eligible
3441 2010-01-21 Martin Jambor <mjambor@suse.cz>
3443 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3445 2010-01-21 Andrew Haley <aph@redhat.com>
3447 * gcc.c (process_command): Move lang_specific_driver before
3448 setting cc_libexec_prefix.
3450 2010-01-21 Richard Guenther <rguenther@suse.de>
3453 * fold-const.c (negate_expr_p): Pretend only negative
3454 real constants are easily negatable.
3456 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3457 Jason Merrill <jason@redhat.com>
3459 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3460 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3461 * calls.c (initialize argument_information): Handle it.
3462 * c-common.c (handle_transparent_union_attribute): Use new name.
3463 * c-decl.c (finish_struct): Ditto.
3464 * c-typeck.c (type_lists_compatible_p): Ditto.
3465 (convert_for_assignment): Use new name and also handle record.
3466 * function.c (aggregate_value_p): Handle it.
3467 (pass_by_reference): Ditto.
3468 (assign_parm_data_types): Ditto.
3469 * print-tree.c (print_node): Ditto.
3470 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3471 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3472 * tree.c (first_field): New fn.
3474 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3477 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3478 even when linking statically, for now.
3480 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3483 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3484 without a cselib val.
3485 (count_uses): Accept MO_VAL_SET with no val on stores.
3486 (add_stores): Likewise.
3488 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3490 * var-tracking.c (check_value_val): Add a compile time assertion.
3491 (dv_is_decl_p): Simplify.
3492 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3493 gcc_assert if ENABLE_CHECKING.
3495 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3498 * var-tracking.c: Include tree-flow.h.
3499 (mem_dies_at_call): New.
3500 (dataflow_set_preserve_mem_locs): Use it.
3501 (dataflow_set_remove_mem_locs): Likewise.
3502 (dump_var): Renamed from dump_variable. Adjust all callers.
3503 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3504 * Makefile.in (var-tracking.o): Adjust deps.
3506 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3508 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3510 2010-01-20 Richard Guenther <rguenther@suse.de>
3512 PR tree-optimization/42717
3513 * tree-ssa-dce.c (get_live_post_dom): Remove.
3514 (forward_edge_to_pdom): Take an arbitrary edge to copy
3515 degenerate PHI args from.
3516 (remove_dead_stmt): Use the first post-dominator even if it
3517 does not contain live statements as redirection destination.
3519 2010-01-20 Richard Guenther <rguenther@suse.de>
3521 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3523 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3525 * sel-sched.c (create_speculation_check): Remove set but not used
3527 (try_transformation_cache): Remove set but not used variable ds.
3528 (calculate_privileged_insns): Remove set but not used variables
3529 cur_insn and min_spec_insn.
3530 (find_best_expr): Remove set but not used variable avail_n.
3531 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3533 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3535 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3536 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3539 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3542 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3543 cpu types. Add support for *-sse3 cpu types.
3544 (x86_64-*-*): Ditto.
3546 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3549 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3550 argument, call initializer_constant_valid_p_1 instead of
3551 initializer_constant_valid_p, pass CACHE to it, return NULL
3552 immediately if first call returns NULL.
3553 (initializer_constant_valid_p_1): New function.
3554 (initializer_constant_valid_p): Use it.
3556 2010-01-20 Thomas Quinot <quinot@adacore.com>
3558 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3560 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3562 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3563 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3564 (loc_list_from_tree): Don't handle unsigned division. Handle
3565 signed modulo using DW_OP_{over,over,div,mul,minus}.
3566 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3567 modulo instead of signed.
3569 2010-01-20 DJ Delorie <dj@redhat.com>
3571 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3573 (h8300_emit_stack_adjustment): Propogate it.
3575 (h8300_expand_prologue): Likewise.
3576 (h8300_expand_epilogue): Likewise.
3578 2010-01-19 Michael Matz <matz@suse.de>
3580 PR tree-optimization/41783
3581 * tree-data-ref.c (toplevel): Include flags.h.
3582 (dump_data_dependence_relation): Also dump the inputs if the
3583 result will be unknown.
3584 (split_constant_offset_1): Look through some conversions.
3585 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3586 the offset from last element is too large.
3587 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3588 (reassociate_to_the_same_stmt): Handle vector registers.
3589 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3591 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3592 wide_prolog_niters argument, emit widening instructions.
3593 (vect_do_peeling_for_alignment): Adjust caller, use widened
3594 variant of the iteration cound.
3595 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3597 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3600 * config/arm/neon-testgen.m (emit_automatics): New parameter
3601 features. Adjust for Fixed_return_reg feature.
3602 (test_intrinsic): Call emit_automatics with new feature.
3603 * config/arm/neon.ml: Update copyright years.
3604 (features): New Fixed_return_reg feature.
3605 (ops): Update feature for Vget_low.
3607 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3609 PR tree-optimization/42719
3610 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3614 * fwprop.c (all_uses_available_at): Return false if def_set dest
3615 is a REG that is used in def_insn.
3617 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3619 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3621 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3624 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3626 * target.h (struct gcc_target) <secondary_reload>: Change type
3627 of last argument to secondary_reload_info *.
3629 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3632 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3633 memory references with unaligned offsets. Remove CQImode handling.
3634 (unaligned_memory_operand): Return 1 for memory references with
3635 unaligned offsets. Remove CQImode handling.
3637 2010-01-18 Richard Guenther <rguenther@suse.de>
3640 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3643 2010-01-18 Richard Guenther <rguenther@suse.de>
3645 PR tree-optimization/42781
3646 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3647 restrict processing only if the original variable was artificial.
3649 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3651 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3652 find number of popped argument bytes.
3654 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3655 Fix the text that describes the return value for invalid insns.
3657 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3659 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3660 Clarify what 'cost of the -dependence' is. Fix quoting.
3662 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3663 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3665 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3667 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3668 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3670 2010-01-17 Richard Guenther <rguenther@suse.de>
3673 * function.c (split_complex_args): Take a VEC to modify.
3674 (assign_parms_augmented_arg_list): Build a VEC instead of
3675 a chain of PARM_DECLs.
3676 (assign_parms_unsplit_complex): Take a VEC of arguments.
3677 Do not fixup unmodified parms.
3678 (assign_parms): Deal with the VEC.
3679 (gimplify_parameters): Likewise.
3681 2010-01-17 Richard Guenther <rguenther@suse.de>
3683 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3684 node existence check.
3685 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3686 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3687 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3688 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3689 (gimple_execute_on_growing_pred): Likewise.
3691 2010-01-17 Richard Guenther <rguenther@suse.de>
3693 PR tree-optimization/42773
3694 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3695 (compute_antic_aux): Likewise.
3696 (compute_partial_antic_aux): Likewise.
3698 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3701 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3704 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3706 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3709 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3710 Fix markup for strict argument.
3712 (TARGET_SCHED_REORDER2): Fix argument types.
3714 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3715 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3717 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3718 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3720 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3723 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3724 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3725 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3726 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3727 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3729 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3731 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3733 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3734 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3736 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3738 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3741 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3743 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3744 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3746 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3748 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3750 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3751 referring to it. Fix language.
3753 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3755 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3757 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3759 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3761 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3762 '@var{stream}. Remove stray 'and'.
3764 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3766 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3768 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3770 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3771 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3773 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3774 Fix description of return value.
3775 Rename argument "sz" to "len."
3777 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3778 Clarify meaning of 'true' return value.
3780 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3782 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3783 rep_mode versus mode_rep.
3785 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3787 (TARGET_BUILTIN_DECL): Fix name.
3789 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3791 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3793 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3795 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3797 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3799 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3802 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3803 Rename argument tm_fn to md_fn.
3805 (TARGET_OPTION_PRINT): Fix argument list.
3807 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3810 * config/i386/i386.c (ix86_fixup_binary_operands):
3811 Revert FMA4 fixup of operands.
3813 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3816 * Makefile.in (write_entries_to_file, install-plugin):
3817 Use \012 instead of \n with tr.
3819 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3821 * configure.ac (HAVE_AS_REF): New C macro.
3822 * configure: Regenerate.
3823 * config.in: Likewise.
3824 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3826 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3829 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3831 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3833 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3835 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3837 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3839 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3841 (TARGET_BINDS_LOCAL_P): Fix argument type.
3843 (TARGET_ASM_FILE_END): Use prototype.
3845 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3847 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3849 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3851 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3853 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3854 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3856 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3857 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3859 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3860 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3861 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3862 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3864 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3866 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3868 (TARGET_INIT_BUILTINS): Use prototype.
3870 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3871 Put 'const char *' in braces. Fix parameter types.
3872 (TARGET_INVALID_CONVERSION): Fix parameter types.
3873 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3874 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3876 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3879 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3881 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3883 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3885 * doc/tm.texi (TARGET_HELP): Fix return type.
3887 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3888 in braces. Fix argument types.
3890 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3892 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3894 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3896 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3897 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3899 (TARGET_MANGLE_TYPE): Fix argument types.
3901 (TARGET_IRA_COVER_CLASSES): Use prototype.
3903 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3905 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3907 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3909 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3911 (TARGET_CALLEE_COPIES): Fix argument types.
3913 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3915 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3917 (TARGET_FUNCTION_VALUE): Fix argument types.
3919 (TARGET_RETURN_IN_MSB): Fix argument type.
3921 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3923 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3925 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3927 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3928 agree with return type.
3930 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3932 2010-01-15 Jing Yu <jingyu@google.com>
3934 PR rtl-optimization/42691
3935 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3936 a pseudo to a constant and are merged, and adjust comments.
3938 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3940 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3942 2010-01-15 Richard Guenther <rguenther@suse.de>
3945 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3946 labels of computed or non-local gotos to the destination.
3947 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3948 landing pad label is the first label.
3950 2010-01-15 Richard Guenther <rguenther@suse.de>
3952 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3954 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3957 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3958 to allow generation of the xssqrtdp instruction on power7.
3959 (sqrtdf2_fpr): Ditto.
3961 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3964 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3965 functions with noreturn attribute.
3968 * varasm.c (declare_weak): Add weak attribute to decl if it
3969 doesn't have one already.
3970 (assemble_external): Only add decls to weak_decls if they also
3971 have weak attribute.
3973 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3975 * var-tracking.c (var_reg_delete): Don't delete the association
3976 between REGs and values or one-part variables if the register
3979 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3982 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3983 because its first operand is a non-localized variable.
3985 2010-01-14 Martin Jambor <mjambor@suse.cz>
3987 PR tree-optimization/42706
3988 * tree-sra.c (encountered_recursive_call): New variable.
3989 (encountered_unchangable_recursive_call): Likewise.
3990 (sra_initialize): Initialize both new variables.
3991 (callsite_has_enough_arguments_p): New function.
3992 (scan_function): Call decl and flags check only for IPA-SRA, check
3993 whether there is a recursive call and whether it has enough arguments.
3994 (all_callers_have_enough_arguments_p): New function.
3995 (convert_callers): Look for recursive calls only when
3996 encountered_recursive_call is set.
3997 (ipa_early_sra): Bail out either if
3998 !all_callers_have_enough_arguments_p or
3999 encountered_unchangable_recursive_call.
4001 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4003 * sel-sched.c: Add 2010 to copyright years.
4004 * sel-sched-ir.c: Likewise.
4005 * sel-sched-ir.h: Likewise.
4007 2010-01-14 Martin Jambor <mjambor@suse.cz>
4009 PR tree-optimization/42714
4010 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4011 constructors specially.
4013 2010-01-14 Andi Kleen <ak@linux.intel.com>
4015 * config/i386/drivers-i386.c (detect_caches_intel):
4016 Add l2sizekb parameter and fill in.
4017 (host_detect_local_cpu): Add l2sizekb, fill in.
4018 Add Atom small cache heuristic.
4020 2010-01-14 Andi Kleen <ak@linux.intel.com>
4022 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4023 Add level3 parameter and fill in.
4024 (detect_caches_intel): Handle level3 cache.
4026 2010-01-14 Andi Kleen <ak@linux.intel.com>
4028 * config/i386/drivers-i386.c (host_detect_local_cpu):
4029 Fix core duo detection.
4031 2010-01-14 Andi Kleen <ak@linux.intel.com>
4033 * config/i386/drivers-i386.c (host_detect_local_cpu):
4036 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4038 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4039 (rs6000_variable_issue_1): this. Use...
4040 (rs6000_variable_issue): here. Reimplement. Print debug info.
4042 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4044 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4045 sel_restore_notes. Update all callers. Call reemit_notes
4048 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4050 PR rtl-optimization/42246
4051 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4054 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4056 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4057 all successors is the same as number of successors in current region.
4059 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4061 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4062 to rename is not separable. Otherwise check that its LHS is not NULL.
4064 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4066 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4068 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4070 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4071 available registers when failed to discover LHS register class.
4072 Fix indentation. Update comment.
4074 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4075 Alexander Monakov <amonakov@ispras.ru>
4077 PR rtl-optimization/42389
4078 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4080 (advance_state_on_fence): Likewise.
4081 (sel_target_adjust_priority): Print debug output only when
4082 sched_verbose >= 4, not 2.
4083 (get_expr_cost): Do not issue all unique insns on the next cycle.
4084 (fill_insns): Initialize can_issue_more from the value saved
4086 * sel-sched-ir.c (flist_add): New parameter issue_more.
4087 Init FENCE_ISSUE_MORE with it.
4088 (merge_fences): Likewise.
4089 (init_fences): Update call to flist_add.
4090 (add_to_fences, add_clean_fence_to_fences)
4091 (add_dirty_fence_to_fences): Likewise.
4092 (move_fence_to_fences): Update call to merge_fences.
4093 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4095 * sel-sched-ir.h (struct _fence): New field issue_more.
4096 (FENCE_ISSUE_MORE): New accessor macro.
4098 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4100 PR rtl-optimization/42388
4101 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4102 that have no predecessors nor successors. Do not call move_bb_info
4103 for empty blocks outside of current region.
4105 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4107 PR rtl-optimization/42294
4108 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4109 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4110 originators' originators.
4112 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4114 PR rtl-optimization/39453
4115 PR rtl-optimization/42246
4116 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4118 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4120 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4121 Alexander Monakov <amonakov@ispras.ru>
4124 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4125 (maybe_tidy_empty_bb): ... here. Make static. Add new
4126 argument. Update all callers.
4127 (tidy_control_flow): ... and here. Recompute topological order
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