1 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
5 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
6 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
7 MULTI_* defines for 4 argument vpermil2p* builtins.
9 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
11 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
12 * config/i386/i386.c (x86_maybe_negate_const_int): New.
13 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
14 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
15 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
16 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
17 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
18 Use x86_maybe_negate_const_int to output insn mnemonic.
19 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
20 check from instruction predicate. Update comments.
21 * config/i386/sync.md (sync_add<mode>): Use
22 x86_maybe_negate_const_int to output insn mnemonic.
24 2010-04-06 Jan Hubicka <jh@suse.cz>
26 PR tree-optimization/42906
27 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
28 IGNORE_SELF argument. Set visited_control_parents for fully
30 (find_obviously_necessary_stmts): Update call of
31 mark_control_dependent_edges_necessary.
32 (propagate_necessity): Likewise. Handle PHI edges more curefully.
34 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
36 * config/i386/i386.md: Remove comment about 'e' and 'E'
39 2010-04-06 Richard Guenther <rguenther@suse.de>
41 PR tree-optimization/43627
42 * tree-vrp.c (extract_range_from_unary_expr): Widenings
43 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
46 2010-04-06 Jakub Jelinek <jakub@redhat.com>
48 * BASE-VER: Change to 4.6.0.
51 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
54 2010-04-06 Richard Guenther <rguenther@suse.de>
57 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
59 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
61 * doc/invoke.texi (Optimize Options): Document that LTO
62 won't remove object access purely due to incompatible
65 2010-04-04 Matthias Klose <doko@ubuntu.com>
67 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
70 2010-04-03 Richard Guenther <rguenther@suse.de>
73 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
74 require a non-NULL MEM_OFFSET.
76 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
78 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
79 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
80 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
81 config/alpha/predicates.md, config/arm/arm.md,
82 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
83 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
84 config/darwin9.h, config/darwin.c, config/darwin.h,
85 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
86 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
87 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
88 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
89 config/mips/mips.md, config/mn10300/mn10300.c,
90 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
91 config/rs6000/aix.h, config/rs6000/dfp.md,
92 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
93 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
94 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
95 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
96 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
97 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
98 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
99 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
100 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
101 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
102 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
103 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
104 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
105 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
106 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
107 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
108 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
109 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
110 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
111 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
112 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
113 opt-functions.awk, opth-gen.awk, params.def, passes.c,
114 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
115 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
116 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
117 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
118 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
119 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
120 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
121 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
122 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
123 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
124 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
125 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
126 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
127 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
129 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
132 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
133 * aclocal.m4: Regenerate.
135 2010-04-02 Richard Guenther <rguenther@suse.de>
137 PR tree-optimization/43629
138 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
139 if we have seen a constant value.
141 2010-04-02 Joseph Myers <joseph@codesourcery.com>
143 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
146 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
149 * arm.c (legitimize_tls_address): Adjust call to
150 gen_tls_load_dot_plus_four.
151 (arm_note_pic_base): New function.
152 (arm_cannot_copy_insn_p): Use it.
153 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
156 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
161 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
163 * Makefile.in ($(out_object_file)): Depend on
164 gt-$(basename $(notdir $(out_file))).h.
166 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
168 * config.gcc (lm32-*-rtems*): Add t-lm32.
170 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
172 * config.gcc: Add lm32-*-rtems*.
173 * config/lm32/rtems.h: New file.
175 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
178 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
180 2010-04-01 Jakub Jelinek <jakub@redhat.com>
182 * dwarf2out.c (output_compilation_unit_header): For
183 -gdwarf-4 use version 4 instead of version 3.
184 (output_line_info): For version 4 and above emit additional
185 maximum ops per insn header field.
186 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
188 * dwarf2out.c (is_c_family, is_java): Remove.
189 (lower_bound_default): New function.
190 (add_bound_info, gen_descr_array_type_die): Use it.
192 2010-04-01 Dodji Seketeli <dodji@redhat.com>
195 * dwarf2out.c (gen_variable_die): Allow debug info for variable
196 re-declaration when it happens in a function.
198 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
200 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
201 (cgraph_remove_function_insertion_hook): Same.
202 (cgraph_call_function_insertion_hooks): Same.
204 2010-04-01 Richard Guenther <rguenther@suse.de>
207 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
208 and TREE_THIS_VOLATILE.
209 (copy_ref_info): Likewise.
210 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
211 * tree.c (build6_stat): Ignore side-effects of all but arg5
212 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
215 2010-04-01 Richard Guenther <rguenther@suse.de>
217 PR tree-optimization/43607
218 * ipa-type-escape.c (check_call): Do not access non-existing
221 2010-04-01 Richard Guenther <rguenther@suse.de>
225 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
226 Jack Howarth <howarth@bromo.med.uc.edu>
228 * tree-profile.c (tree_init_ic_make_global_vars): Make static
231 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
233 * doc/install.texi (Prerequisites): Document libelf usability on
234 IRIX 5/6 and Solaris 2.
235 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
236 Update GNU as, GNU ld requirements.
237 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
238 Document Sun Studio compiler download.
239 Update and simplify as, ld recommendations.
240 (Specific, *-*-solaris2.7): Note obsoletion, removal.
242 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
244 * config.guess (i[34567]86-*-solaris2*): Default with_arch_32,
245 with_tune_32 to pentium4.
247 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
249 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
251 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
253 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
256 Document GNU as requirement.
257 Update configure requirements.
258 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
260 Recomment IRIX 6.5.18+.
261 Document IDF/IDL requirement.
262 Document GNU as requirement.
263 Document GNU ld bootstrap failure.
264 Remove freeware.sgi.com reference.
266 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
268 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
269 UNIX V4.0, V5.0 obsoletion, removal.
270 Remove --with-gc=simple reference.
271 Update VM requirements during bootstrap.
272 Remove -oldas bootstrap description.
273 Update binutils reference.
274 Remove comparison failure note.
276 2010-03-31 Richard Guenther <rguenther@suse.de>
277 Zdenek Dvorak <ook@ucw.cz>
278 Sebastian Pop <sebastian.pop@amd.com>
281 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
282 with multiple arguments.
283 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
285 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
287 * graphite-dependences.c (print_pddr): Call print_pdr with an
289 * graphite-poly.c (debug_pdr): Add an extra argument for the
292 (print_pbb_domain): Same.
294 (print_scop_context): Same.
297 (debug_pbb_domain): Same.
301 (debug_scop_context): Same.
304 (print_scop_params): Same.
305 (debug_scop_params): Same.
306 (print_iteration_domain): Same.
307 (print_iteration_domains): Same.
308 (debug_iteration_domain): Same.
309 (debug_iteration_domains): Same.
310 (print_scattering_function): Same.
311 (print_scattering_functions): Same.
312 (debug_scattering_function): Same.
313 (debug_scattering_functions): Same.
314 * graphite-poly.h (debug_pdr): Update declaration.
316 (print_pbb_domain): Same.
318 (print_scop_context): Same.
321 (debug_pbb_domain): Same.
325 (debug_scop_context): Same.
328 (print_scop_params): Same.
329 (debug_scop_params): Same.
330 (print_iteration_domain): Same.
331 (print_iteration_domains): Same.
332 (debug_iteration_domain): Same.
333 (debug_iteration_domains): Same.
334 (print_scattering_function): Same.
335 (print_scattering_functions): Same.
336 (debug_scattering_function): Same.
337 (debug_scattering_functions): Same.
339 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
341 * graphite-poly.c (print_scattering_function_1): New.
342 (print_scattering_function): Call it.
343 (print_scop_params): Remove spaces at the end of lines.
346 * graphite-poly.h (print_cloog): Declared.
347 (debug_cloog): Declared.
349 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
351 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
353 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
354 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
355 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
356 to switch between adding the IV bump in loop->latch or in loop->header.
358 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
360 * graphite-poly.c (print_scattering_function): Pretty print following
363 (print_pbb_domain): Same.
364 (dump_gbb_cases): Same.
365 (dump_gbb_conditions): Same.
368 (print_scop_params): Same.
369 (print_scop_context): Same.
371 (print_pbb_body): New.
372 (lst_indent_to): New.
373 (print_lst): Start new lines with a #.
374 * graphite-poly.h (pbb_bb): New.
375 (pbb_index): Use pbb_bb.
376 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
378 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
380 2010-03-31 Jakub Jelinek <jakub@redhat.com>
382 * dwarf2out.c (size_of_die): For -gdwarf-4 use
383 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
384 and 0 instead of 1 for dw_val_class_flag.
385 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
386 dw_val_class_range_list, dw_val_class_loc_list,
387 dw_val_class_lineptr and dw_val_class_macptr, use
388 DW_FORM_flag_present for dw_val_class_flag and
389 DW_FORM_exprloc for dw_val_class_loc.
390 (output_die): For -gdwarf-4 print dw_val_class_loc
391 size as uleb128 instead of 1 or 2 bytes and don't print
392 anything for dw_val_class_flag.
394 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
395 instead of cselib_lookup following by tweaking locs->setting_insn.
398 * cselib.c (cselib_process_insn): Clear cselib_current_insn
399 even before returning from label, setjmp call or volatile asm
402 2010-03-31 Richard Guenther <rguenther@suse.de>
405 * cgraphunit.c (cgraph_output_in_order): Do not allocate
406 temporary data on stack.
408 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
410 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
411 (PUSHSECTION_ASM_OP): Remove.
412 (POPSECTION_ASM_OP): Remove.
413 (PUSHSECTION_FORMAT): Remove.
414 * config/sol2.h (PUSHSECTION_FORMAT): Define.
415 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
416 * config/sol2.c (solaris_output_init_fini): Use it.
418 2010-03-31 Jie Zhang <jie@codesourcery.com>
421 * opt-functions.awk (var_type_struct): Use signed char type
422 for simple variables.
424 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
426 * config/sol2.c: Include output.h.
427 (solaris_assemble_visibility): New function.
428 * config/t-sol2 (sol2.o): Add output.h dependency.
429 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
430 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
433 2010-03-31 Jakub Jelinek <jakub@redhat.com>
436 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
437 V2SImode or XFmode on PRE_DEC.
440 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
443 2010-03-31 Jie Zhang <jie@codesourcery.com>
446 * reload.h (caller_save_initialized_p): Declare.
447 * toplev.c (backend_init_target): Don't call
448 init_caller_save but set caller_save_initialized_p to false.
449 * caller-save.c (caller_save_initialized_p): Define.
450 (init_caller_save): Check caller_save_initialized_p.
451 * ira.c (ira): Call init_caller_save if flag_caller_saves.
453 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
456 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
457 and soft-fp/t-softfp to tmake_file.
458 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
459 (LIBGCC2_TF_CEXT): Define.
462 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
465 * cselib.c (n_useless_values): Document handling of debug locs.
466 (n_useless_debug_values, n_debug_values): New variables.
467 (new_elt_loc_list): Don't add to debug values, keep count.
468 (promote_debug_loc): New.
469 (cselib_reset_table): Zero new variables.
470 (entry_and_rtx_equal_p): Promote debug locs.
471 (discard_useless_locs): Increment n_useless_debug_values for
473 (remove_useless_values): Adjust n_useless_values and n_debug_values
474 with n_useless_debug_values.
475 (add_mem_for_addr): Promote debug locs.
476 (cselib_lookup_mem): Likewise.
477 (cselib_lookup_addr): Renamed to...
478 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
479 (cselib_log_lookup): ... this. Turn into...
480 (cselib_lookup_addr): ... new wrapper.
481 (cselib_lookup_from_insn): New.
482 (cselib_invalidate_regno): Increment n_useless_debug_values for
484 (cselib_invalidate_mem): Likewise.
485 (cselib_process_insn): Take n_deleted and n_debug_values into
486 account to guard remove_useless_value call.
487 (cselib_finish): Zero n_useless_debug_values.
488 * cselib.h (cselib_lookup_from_insn): Declare.
489 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
490 (sched_analyze_2): Likewise.
492 2010-03-30 Jakub Jelinek <jakub@redhat.com>
494 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
496 (adjust_mems): Replace narrowing SUBREG of expression containing
497 just PLUS, MINUS, MULT and ASHIFT of registers and constants
498 with operations in the narrower mode.
501 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
502 regs_invalidated_by_call instead all call_used_reg_set registers.
504 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
507 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
508 pointer comparisons with types_compatible_p.
509 * tree-vect-stmts.c (vectorizable_call): Same.
510 (vectorizable_condition): Same.
512 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
514 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
515 stack check if the mask would be zero.
517 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
518 Jack Howarth <howarth@bromo.med.uc.edu>
520 * tree-profile.c (tree_init_ic_make_global_vars): Make static
523 2010-03-30 Joseph Myers <joseph@codesourcery.com>
526 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
528 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
529 Include ___unordxf2 and ___unordtf2.
530 * config/i386/libgcc-glibc.ver: Do not define inheritance from
533 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
535 * config/lm32/t-lm32: New file.
536 * config.gcc: Use the above file when targetting lm32.
538 2010-03-28 Duncan Sands <baldrick@free.fr>
540 * Makefile.in (PLUGIN_HEADERS): Add except.h.
542 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
545 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
546 Improve vectorization cost model diagnostic.
548 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
551 * tree-vect-data-refs.c (vect_analyze_data_refs): When
552 compute_data_dependences_for_loop returns false, early exit
553 and output an extra diagnostic for the failed data reference
556 2010-03-29 Richard Guenther <rguenther@suse.de>
558 PR tree-optimization/43560
559 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
560 (can_sm_ref_p): Treat stores to readonly locations as trapping.
562 2010-03-29 Jie Zhang <jie@codesourcery.com>
565 * toplev.c (process_options): Set optimization_default_node
566 and optimization_current_node.
567 * opts.c (decode_options): Don't set optimization_default_node
568 and optimization_current_node.
570 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
572 * config/rtems.h: Abandon -qrtems_debug.
574 2010-03-28 Jan Hubicka <jh@suse.cz>
576 PR tree-optimization/43505
577 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
578 map should not be copied.
580 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
583 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
584 cdtors, set DECL_PRESERVE_P.
585 * ipa.c (cgraph_externally_visible_p): Return true if declaration
588 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
590 PR tree-optimization/43528
591 * stor-layout.c (place_field): Check that constant fits into
592 unsigned HWI when skipping calculation of MS bitfield layout.
594 2010-03-27 Jan Hubicka <jh@suse.cz>
597 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
598 notice_global_symbol work.
600 2010-03-27 Jakub Jelinek <jakub@redhat.com>
602 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
603 instead of dwarf2out_decl.
604 (struct var_loc_node): Remove section_label field.
605 (dwarf2out_function_decl): New function.
606 (dwarf2out_var_location): Don't set section_label field.
607 (dwarf2out_begin_function): Don't empty decl_loc_table here.
609 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
611 PR tree-optimization/43544
612 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
613 First argument for builtin vectorized function hook is now a
614 tree to be able to distinguish between machine specific and
616 * targhooks.c (default_builtin_vectorized_function): Ditto.
617 * targhooks.h (default_builtin_vectorized_function): Ditto.
618 * target.h (struct gcc_target): Ditto.
619 * tree-vect-stmts.c (vectorizable_function): Ditto.
620 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
621 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
624 2010-03-26 Joseph Myers <joseph@codesourcery.com>
627 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
628 nested binding iff it is a FUNCTION_DECL.
629 (store_parm_decls_newstyle): Pass nested=true to bind for
630 FUNCTION_DECLs amongst parameters.
632 2010-03-26 Jakub Jelinek <jakub@redhat.com>
634 * var-tracking.c (vt_expand_loc_callback): Don't run
635 cselib_expand_value_rtx_cb in dummy mode if
636 cselib_dummy_expand_value_rtx_cb returned false.
638 * var-tracking.c (emit_note_insn_var_location): For one part
639 notes with offset 0, don't add EXPR_LIST around the location.
640 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
641 add_location_or_const_value_attribute): Adjust for that change.
644 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
645 into first operand and location into second.
646 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
647 dw_cfi_oprnd_loc for DW_CFA_expression.
648 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
649 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
650 assume first argument is regnum and second argument is location.
652 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
655 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
656 of scratch register to DImode. Split to DImode comparison operator.
657 Use SImode subreg of scratch register in the multiplication.
658 (*cmp_sadd_sidi): Ditto.
659 (*cmp_ssub_si): Ditto.
660 (*cmp_ssub_sidi): Ditto.
662 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
665 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
666 Remove invalid assert and wrong comment.
668 2010-03-26 Jakub Jelinek <jakub@redhat.com>
671 * flags.h (final_insns_dump_p): New extern.
672 * final.c (final_insns_dump_p): New variable.
673 (rest_of_clean_state): Set it before -fdump-final-insns=
674 dumping, clear afterwards.
675 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
676 MEM_ALIAS_SET on MEMs.
678 2010-03-26 David S. Miller <davem@davemloft.net>
680 * configure.ac: Fix sparc GOTDATA_OP bug check.
681 * configure: Rebuild.
683 2010-03-26 Alan Modra <amodra@gmail.com>
685 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
687 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
689 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
690 TLS_SECTION_ASM_FLAG.
692 2010-03-25 Jakub Jelinek <jakub@redhat.com>
695 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
696 Clear first_function_block_is_cold.
699 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
700 argument if the argument is truth_value_p.
702 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
704 * config/rs6000/constraints.md: Update copyright year for my changes.
707 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
708 used in reg+reg addressing, swap registers.
710 2010-03-24 Jakub Jelinek <jakub@redhat.com>
713 * target.h (struct gcc_target): Add code_end hook.
714 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
716 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
717 * toplev.c (compile_file): Call targetm.asm_out.code_end
718 hook before unwind info/debug info output.
719 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
720 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
721 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
722 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
723 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
724 * config/i386/i386.c (ix86_file_end): Renamed to...
725 (ix86_code_end): ... this. Make static. Don't call
726 file_end_indicate_exec_stack. Emit unwind info using
727 final_start_function/final_end_function.
728 (darwin_x86_file_end): Remove.
729 (TARGET_ASM_CODE_END): Define.
730 * config/i386/i386.h (TARGET_ASM_FILE_END,
731 NEED_INDICATE_EXEC_STACK): Don't define.
732 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
733 (TARGET_ASM_FILE_END): Define to darwin_file_end.
734 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
735 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
738 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
739 at the beginning and final_end_function at the end.
740 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
742 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
744 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
745 and Sun as TLS syntax.
746 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
747 * configure: Regenerate.
748 * config.in: Regenerate.
749 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
750 (default_elf_asm_named_section): Use it.
751 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
752 (i386_output_dwarf_dtprel): Likewise.
753 (output_addr_const_extra): Likewise.
754 (output_pic_addr_const): Lowercase @GOTTPOFF.
755 (output_addr_const_extra): Likewise.
756 (output_pic_addr_const): Lowercase @GOTNTPOFF.
757 (output_addr_const_extra): Likewise.
758 (output_pic_addr_const): Lowercase @INDNTPOFF.
759 (output_addr_const_extra): Likewise.
760 (output_pic_addr_const): Lowercase @NTPOFF.
761 (output_addr_const_extra): Likewise.
762 (output_pic_addr_const): Lowercase @TPOFF.
763 (output_addr_const_extra): Likewise.
764 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
765 (*tls_global_dynamic_64): Likewise.
766 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
767 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
769 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
770 (ASM_OUTPUT_TLS_COMMON): Use it.
771 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
774 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
775 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
776 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
777 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
778 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
779 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
781 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
783 * config/i386/i386.c (override_options): Don't accept
784 -mtls-dialect=sun any longer.
785 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
786 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
787 (*tls_local_dynamic_base_32_sun): Likewise.
788 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
790 2010-03-24 Jakub Jelinek <jakub@redhat.com>
793 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
794 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
797 * ira.c (adjust_cleared_regs): New function.
798 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
802 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
804 * expr.c (expand_expr_real): Restore previous
805 curr_insn_source_location and curr_insn_block after
806 expand_expr_real_1 call.
807 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
808 instead of expand_expr_real_1.
810 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
812 PR rtl-optimization/43413
813 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
816 2010-03-22 James E. Wilson <wilson@codesourcery.com>
819 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
820 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
822 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
824 * config/i386/i386.c (ix86_target_string): Add -mfma.
825 Fix a typo in comment.
827 2010-03-22 Mike Stump <mikestump@comcast.net>
830 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
831 Don't overly align based upon packed packed fields.
833 2010-03-22 Jason Merrill <jason@redhat.com>
835 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
836 Use () rather than [], and move before the element type.
838 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
840 * doc/configfiles.texi (Configuration Files): Removed
841 fixinc/Makefile*, intl/Makefile.*.
842 * doc/makefile.texi: Fixed markup. Abstract from version
844 (Makefile): Removed obsolete gcc/java/parse.y example.
845 * doc/sourcebuild.texi: Likewise.
846 (Top Level): Added config, gnattools, libdecnumber, libgcc,
847 libgomp, libssp. Removed fastjar.
848 (Miscellaneous Docs): Clarify location.
849 Added COPYING3, COPYING3.LIB.
850 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
852 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
855 * config/i386/i386.c (x86_function_profiler)
856 [!NO_PROFILE_COUNTERS]: Fix typo.
857 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
860 2010-03-22 Janis Johnson <janis187@us.ibm.com>
861 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
863 * doc/sourcebuild.texi (Test Directives): Split into six
864 subsections, with most of the current text in new subsections
865 Directives, Selectors, and Final Actions.
866 (Directives): Split list of test directives into multiple
868 (Selectors): Describe use and syntax of selectors.
869 (Effective-Target Keywords): Describe all existing keywords.
870 (Add Options): Describe features for dg-add-options.
871 (Require Support): Describe variants of dg-require-support.
872 (Final Actions): Describe commands to use in dg-final.
874 2010-03-22 Michael Matz <matz@suse.de>
877 * recog.c (validate_replace_rtx_group): Replace also in
878 REG_EQUAL and REG_EQUIV notes.
880 2010-03-22 Richard Guenther <rguenther@suse.de>
882 PR tree-optimization/43390
883 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
884 sure vector extracts are type correct.
886 2010-03-22 Richard Guenther <rguenther@suse.de>
889 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
890 x * sqrt (x) even when optimizing for size if the target
891 has native support for sqrt.
893 2010-03-22 Jakub Jelinek <jakub@redhat.com>
895 * varasm.c (make_decl_rtl_for_debug): Also clear
896 flag_mudflap for the duration of make_decl_rtl call.
899 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
900 locs from preserved VALUEs.
902 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
905 * pa.md (movmemsi): Set align to one if zero.
906 (movmemdi): Likewise.
908 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
911 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
912 with their corresponding prologue pushes.
914 2010-03-20 Andrew Pinski <pinskia@gmail.com>
917 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
918 at the begining or end.
919 (spu_expand_epilogue): Likewise.
921 2010-03-20 Richard Guenther <rguenther@suse.de>
923 PR rtl-optimization/43438
924 * combine.c (make_extraction): Properly zero-/sign-extend an
925 extraction of the low part of a CONST_INT. Also handle
928 2010-03-19 Mike Stump <mikestump@comcast.net>
930 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
931 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
932 (override_options): Use SUBTARGET32_DEFAULT_CPU.
934 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
937 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
940 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
942 PR rtl-optimization/42258
943 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
944 use that may match DEF.
947 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
948 the cost of loading the constant rather than assuming
950 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
951 outer code is AND, do the same tests as the andsi3 expander and
952 return COSTS_N_INSNS (1) if and is cheap.
954 * optabs.c (avoid_expensive_constant): Fix formatting.
956 2010-03-19 Michael Matz <matz@suse.de>
959 * attribs.c (decl_attributes): When rebuilding a function pointer
960 type use the same qualifiers as the original pointer type.
962 2010-03-19 Martin Jambor <mjambor@suse.cz>
964 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
965 and is_gimple_ip_invariant_address.
967 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
970 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
972 * config/arm/arm.c (arm_override_options): Turn off
973 flag_dwarf2_cfi_asm for AAPCS variants.
975 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
978 * config/arm/arm.c (emit_multi_reg_push): Update comments.
979 Use PRE_MODIFY instead of PRE_DEC.
980 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
981 (vfp_emit_fstmd): Likewise.
983 2010-03-19 Michael Matz <matz@suse.de>
986 * builtins.c (expand_builtin_interclass_mathfn,
987 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
990 2010-03-19 Richard Guenther <rguenther@suse.de>
992 PR tree-optimization/43415
993 * tree-ssa-pre.c (phi_translate): Split out worker to ...
994 (phi_translate_1): ... this.
995 (phi_translate): Move all caching here. Cache all NARY
996 and REFERENCE translations.
998 2010-03-19 David S. Miller <davem@davemloft.net>
1000 With help from Eric Botcazou.
1001 * config/sparc/sparc.c: Include dwarf2out.h.
1002 (emit_pic_helper): Delete.
1003 (pic_helper_symbol_name): Delete.
1004 (pic_helper_emitted_p): Delete.
1005 (pic_helper_needed): New.
1006 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1007 (get_pc_thunk_name): New.
1008 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1009 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1010 Set pic_helper_needed to true. Don't call emit_pic_helper.
1011 (sparc_expand_prologue): Update load_pic_register call.
1012 (sparc_output_mi_thunk): Likewise.
1013 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1014 thunk if possible. Output CFI information as needed.
1016 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1017 Jack Howarth <howarth@bromo.med.uc.edu>
1020 * config/i386/i386.h: Fix ABI on darwin x86-32.
1022 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1024 * tree.h: Declare make_decl_rtl_for_debug.
1025 * varasm.c (make_decl_rtl_for_debug): New.
1026 * dwarf2out.c (rtl_for_decl_location): Call it.
1027 * cfgexpand.c (expand_debug_expr): Call it.
1029 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1032 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1036 * var-tracking.c (vt_init_cfa_base): Do nothing if
1037 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1039 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1042 * var-tracking.c (canonicalize_vars_star): New.
1043 (dataflow_post_merge_adjust): Use it.
1045 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1048 * var-tracking.c (non_suitable_const): New function.
1049 (add_uses): For DEBUG_INSNs with constants, don't record any
1050 value, instead just the constant value itself.
1051 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1052 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1053 (emit_notes_in_bb): Likewise.
1054 (emit_note_insn_var_location): For onepart variables if
1055 cur_loc is a VOIDmode constant, use DECL_MODE.
1057 2010-03-18 Martin Jambor <mjambor@suse.cz>
1060 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1061 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1062 all non-clones. Moved call redirection...
1063 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1064 (cgraph_materialize_all_clones): Dispose of all
1065 combined_args_to_skip bitmaps.
1066 (verify_cgraph_node): Do not check for edges pointing to wrong
1067 nodes in inline clones.
1068 * tree-inline.c (copy_bb): Call
1069 cgraph_redirect_edge_call_stmt_to_callee.
1070 * ipa.c (cgraph_remove_unreachable_nodes): Call
1071 cgraph_node_remove_callees even when there are used clones.
1073 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1075 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1077 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1080 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1083 2010-03-18 Michael Matz <matz@suse.de>
1086 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1087 into sqrt(x) if we need to preserve signed zeros.
1089 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1090 Eric Botcazou <ebotcazou@adacore.com>
1092 PR rtl-optimization/43360
1093 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1094 note if we don't know its invariant status.
1096 2010-03-18 Michael Matz <matz@suse.de>
1098 PR tree-optimization/43402
1099 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1100 PHI chains of ssa names registered for update.
1102 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1105 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1106 non-offsettable and pre_modify update addressing.
1107 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1108 and "2" alternatives "#".
1109 (*movdd_softfloat32): Make all alternatives "#";
1110 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1111 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1112 (*movdf_softfloat32): Make all alternatives "#";
1113 (movdi): Use the new DIFD mode iterator to create a common splitter
1114 for movdi, movdf and movdd patterns.
1116 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1118 * common.opt (dumpdir): Remove redundant tab.
1120 2010-03-17 Martin Jambor <mjambor@suse.cz>
1122 PR tree-optimization/43347
1123 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1124 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1126 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1128 PR rtl-optimization/42216
1129 * regrename.c (create_new_chain): New function, broken out from...
1130 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1131 appending a use to an empty chain.
1132 (build_def_use): Remove previous changes that convert OP_INOUT to
1133 OP_OUT operands; instead detect the case where an OP_INOUT operand
1134 uses a previously untracked register and create an empty chain for it.
1136 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1138 * doc/extend.texi (Function Attributes): Rewrite unfinished
1139 sentence in ms_abi documentation.
1141 2010-03-17 Alan Modra <amodra@gmail.com>
1143 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1144 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1145 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1146 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1148 2010-03-16 Richard Henderson <rth@redhat.com>
1151 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1152 (lower_try_finally): Save and restore eh_seq around the expansion
1155 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1157 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1158 statements before splitting block.
1160 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1162 * doc/sourcebuild.texi (Testsuites): Fix markup.
1163 Use pathnames relative to gcc/testsuite.
1164 (Test Directives): Move description of how timeout is determined.
1165 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1166 (C Tests): Correct gcc.misc-tests directory.
1167 Framework tests now live in gcc.test-framework.
1169 2010-03-16 Richard Guenther <rguenther@suse.de>
1172 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1173 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1175 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1176 Alexandre Oliva <aoliva@redhat.com>
1178 PR tree-optimization/42917
1179 * lambda-code.c (remove_iv): Skip debug statements.
1180 (lambda_loopnest_to_gcc_loopnest): Likewise.
1181 (not_interesting_stmt): Debug statements are not interesting.
1183 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1187 * cselib.c (cselib_preserve_constants,
1188 cfa_base_preserved_val): New static variables.
1189 (preserve_only_constants): New function.
1190 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1191 clear its REG_VALUES. If cselib_preserve_constants, don't
1192 empty the whole hash table, but preserve there VALUEs with constants,
1193 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1194 (cselib_preserve_cfa_base_value): New function.
1195 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1196 (cselib_init): Change argument to int bitfield. Set
1197 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1199 (cselib_finish): Clear cselib_preserve_constants and
1200 cfa_base_preserved_val.
1201 * cselib.h (enum cselib_record_what): New enum.
1202 (cselib_init): Change argument to int.
1203 (cselib_preserve_cfa_base_value): New prototype.
1204 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1205 * dse.c (dse_step1): Likewise.
1206 * cfgcleanup.c (thread_jump): Likewise.
1207 * sched-deps.c (sched_analyze): Likewise.
1208 * gcse.c (local_cprop_pass): Likewise.
1209 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1210 If FN is non-NULL, call the callback always and whenever it returns
1211 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1212 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1213 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1214 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1215 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1216 * var-tracking.c: Include recog.h.
1217 (bb_stack_adjust_offset): Remove.
1218 (vt_stack_adjustments): Don't call it, instead just gather the
1219 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1220 (adjust_stack_reference): Remove.
1221 (compute_cfa_pointer): New function.
1222 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1223 (struct adjust_mem_data): New type.
1224 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1226 (get_address_mode): New function.
1227 (replace_expr_with_values): Use it.
1228 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1229 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1230 (adjust_sets): Remove.
1231 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1232 Use get_address_mode.
1233 (get_adjusted_src): Remove.
1234 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1235 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1236 (add_with_sets): Don't call adjust_sets.
1237 (fp_setter, vt_init_cfa_base): New functions.
1238 (vt_initialize): Change return type to bool. Move most of pool etc.
1239 initialization to the beginning of the function from end. Pass
1240 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1241 If !frame_pointer_needed, call vt_stack_adjustment before mos
1242 vector is filled, call vt_init_cfa_base if argp/framep has been
1243 eliminated to sp. If frame_pointer_needed and argp/framep has
1244 been eliminated to hard frame pointer, set
1245 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1246 encountering fp setter in the prologue. For MO_ADJUST, call
1247 log_op_type before pusing the op into mos vector, not afterwards.
1248 Call adjust_insn before cselib_process_insn/add_with_sets,
1249 call cancel_changes (0) afterwards.
1250 (variable_tracking_main_1): Adjust for vt_initialize calling
1251 vt_stack_adjustments and returning whether it succeeded or not.
1253 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1255 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1258 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1260 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1262 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1263 drap_reg has not been set.
1265 2010-03-15 Michael Matz <matz@suse.de>
1268 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1269 use it to expand block copies.
1270 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1271 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1272 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1274 2010-03-15 Richard Guenther <rguenther@suse.de>
1276 PR tree-optimization/43367
1277 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1280 2010-03-15 Richard Guenther <rguenther@suse.de>
1282 PR tree-optimization/43317
1283 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1285 2010-03-15 Martin Jambor <mjambor@suse.cz>
1287 PR tree-optimization/43141
1288 * tree-sra.c (create_abstract_origin): New function.
1289 (modify_function): Call create_abstract_origin.
1291 2010-03-15 Chris Demetriou <cgd@google.com>
1293 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1296 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1299 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1300 call insert_out_of_ssa_copy for default definitions.
1302 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1304 * graphite-clast-to-gimple.c (my_long_long): Defined.
1305 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1306 * graphite-sese-to-poly.c (my_long_long): Defined.
1307 (scop_ivs_can_be_represented): Use it.
1309 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1311 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1312 graphite-max-bbs-per-function, and loop-block-tile-size.
1313 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1315 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1317 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1319 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1320 forward declaration.
1321 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1322 (add_upper_bounds_from_estimated_nit): New.
1323 (build_loop_iteration_domains): Use it.
1325 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1327 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1329 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1332 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1333 should be an INTEGER_CST. Also handle CASE_CONVERT.
1335 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1337 * graphite.c (graphite_initialize): To bound the number of bbs per
1338 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1339 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1340 * doc/invoke.texi: Document it.
1342 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1344 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1345 * graphite-sese-to-poly.h (build_poly_scop): Same.
1347 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1349 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1350 the number of parameters in the scop. Use as an upper bound
1351 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1352 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1353 * doc/invoke.texi: Document it.
1355 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1357 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1358 * doc/c-tree.texi: Remove.
1359 * doc/generic.texi: Merge c-tree.texi here.
1360 * doc/gccint.texi (Trees): Remove menu entry.
1361 (c-tree.texi): Remove @include.
1362 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1363 * doc/languages.texi (Reading RTL): Ditto.
1365 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1368 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1370 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1373 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1374 code added to work around reload clobbering CONST insns.
1376 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1378 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1379 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1380 (cselib_preserve_only_values): Remove retain argument, don't
1381 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1382 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1383 * var-tracking.c (micro_operation): Move insn field before union.
1384 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1385 (struct variable_tracking_info_def): Remove n_mos field, change
1386 mos into a vector of micro_operations.
1387 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1388 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1389 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1390 changing into a vector.
1391 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1392 come before all other uops generated by add_stores.
1393 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1395 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1396 a vector. Run just one pass over the bbs instead of separate counting
1397 and computation phase.
1398 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1401 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1402 into *nonlocalized_list vector.
1403 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1404 even if origin is non-NULL.
1405 (gen_variable_die): Likewise.
1406 (process_scope_var): Don't change origin.
1407 (gen_decl_die): Likewise.
1408 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1409 before adding new edges instead of after it, fix moving over
1412 2010-03-11 David S. Miller <davem@davemloft.net>
1414 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1416 * configure: Rebuild.
1418 2010-03-11 Martin Jambor <mjambor@suse.cz>
1420 PR tree-optimization/43257
1421 * tree.c (assign_assembler_name_if_neeeded): New function.
1422 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1424 * tree.h (assign_assembler_name_if_neeeded): Declare.
1425 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1426 the function if needed.
1428 2010-03-11 Chris Demetriou <cgd@google.com>
1430 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1431 include/stdint-gcc.h, and include/stdint.h world-readable.
1433 2010-03-11 Richard Guenther <rguenther@suse.de>
1435 PR tree-optimization/43255
1436 * tree-vrp.c (process_assert_insertions_for): Do not insert
1437 asserts for trivial conditions.
1439 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1441 PR tree-optimization/43280
1442 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1443 generation. Move calculation of size out of the if branch.
1444 (find_bswap): Modify compare number generation.
1446 2010-03-11 Richard Guenther <rguenther@suse.de>
1449 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1450 (input_gimple_stmt): Fixup handled component types during
1451 operand read. Also fix up decls in ADDR_EXPRs.
1453 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1455 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1456 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1458 2010-03-10 Jan Hubicka <jh@suse.cz>
1461 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1462 * varasm.c (get_variable_section): Don't do that here...
1463 (make_decl_rtl): ... and here.
1464 (do_assemble_alias): Produce decl RTL.
1465 (assemble_alias): Likewise.
1467 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1470 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1471 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1473 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1474 (based_loc_descr): Only express drap or vdrap regno based expressions
1475 using DW_OP_fbreg when not optimizing.
1476 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1477 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1478 REG_CFA_SET_VDRAP note.
1480 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1482 PR tree-optimization/43236
1483 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1484 error in calculation of base address in reverse iteration case.
1485 (generate_builtin): Take number of latch executions if the statement
1488 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1491 * tree-eh.c: Include pointer-set.h.
1492 (lower_eh_dispatch): Filter out duplicate case labels and
1493 remove the unneeded edge when the label is unused. Return
1494 true when some edges are removed.
1495 (execute_lower_eh_dispatch): When any lowering resulted in
1496 removing an edge, also delete unreachable blocks.
1498 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1501 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1502 UNSPEC_MACHOPIC_OFFSET.
1504 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1507 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1508 (m68k_delegitimize_address): New function.
1510 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1513 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1516 * var-tracking.c (adjust_sets): New function.
1517 (count_with_sets, add_with_sets): Use it.
1518 (get_adjusted_src): New inline function.
1519 (add_stores): Use it.
1522 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1523 call cselib_dummy_expand_value_rtx_cb instead of
1524 cselib_expand_value_rtx_cb.
1527 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1528 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1529 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1530 and .cfi_endproc around the pic thunks.
1531 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1532 all queued unwind info register saves are saved before the call.
1533 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1534 considered as sp-=4 for unwind info and the pop as sp+=4 which
1535 also clobbers dest, but doesn't actually restore it.
1538 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1539 RTX_FRAME_RELATED_P.
1541 2010-03-09 Jie Zhang <jie@codesourcery.com>
1543 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1544 whitespaces in output template.
1546 2010-03-09 Jie Zhang <jie@codesourcery.com>
1548 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1551 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1553 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1554 builtins.exp in a separate job.
1556 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1558 * graphite-sese-to-poly.c (add_param_constraints): Use
1559 lower_bound_in_type and upper_bound_in_type.
1561 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1563 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1564 instead of unsigned_type_node.
1566 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1567 Reza Yazdani <reza.yazdani@amd.com>
1570 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1571 on pointer type parameters.
1573 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1577 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1578 handle conversions from pointer to integers.
1579 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1580 induction variable, to be able to work with code generated by CLooG.
1581 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1582 (build_poly_scop): Bail out if we cannot codegen a loop.
1584 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1586 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1587 code generation with gloog_error.
1589 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1591 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1592 Call fold_convert on all the returned values.
1593 (expand_scalar_variables_expr): Pass to
1594 expand_scalar_variables_ssa_name the type of the resulting expression.
1596 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1598 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1599 ppl_min_for_le_pointset.
1600 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1601 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1603 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1605 * graphite-dependences.c (map_into_dep_poly): Removed.
1606 (dependence_polyhedron_1): Use combine_context_id_scat.
1608 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1610 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1611 (struct poly_bb): Same.
1612 (combine_context_id_scat): New.
1614 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1617 * sese.c (name_defined_in_loop_p): Return false for default
1620 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1622 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1623 and clean up the logic.
1625 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1627 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1630 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1632 * var-tracking.c (remove_cselib_value_chains): Define only for
1634 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1635 delete_slot_part, emit_notes_for_differences_1): Don't call
1636 remove_cselib_value_chains here.
1637 (set_slot_part, emit_notes_for_differences_2): Don't call
1638 add_cselib_value_chains here.
1639 (preserved_values): New vector.
1640 (preserve_value): New function.
1641 (add_uses, add_stores, vt_add_function_parameters): Use it
1642 instead of cselib_preserve_value.
1643 (changed_values_stack): New vector.
1644 (check_changed_vars_0): New function.
1645 (check_changed_vars_1, check_changed_vars_2): Use it.
1646 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1647 changed_values_stack VALUEs.
1648 (vt_emit_notes): For all preserved_values call
1649 add_cselib_value_chains. If ENABLE_CHECKING call
1650 remove_cselib_value_chains before verifying value_chains is empty.
1651 Initialize and free changed_values_stack.
1652 (vt_initialize): Initialize preserved_values.
1653 (vt_finalize): Free preserved_values.
1655 2010-03-08 Richard Guenther <rguenther@suse.de>
1657 PR tree-optimization/43269
1658 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1661 2010-03-08 Martin Jambor <mjambor@suse.cz>
1663 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1664 (ipa_is_param_called): Removed.
1665 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1666 (ipa_print_node_params): Do not print the called flag.
1667 (ipa_write_node_info): Do not stream the called flag.
1668 (ipa_read_node_info): Likewise.
1670 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1673 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1674 * cselib.c (struct expand_value_data): Add dummy field.
1675 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1677 (cselib_dummy_expand_value_rtx_cb): New function.
1678 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1680 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1681 * var-tracking.c: Include pointer-set.h.
1682 (variable): Change n_var_parts to char from int. Add
1683 cur_loc_changed and in_changed_variables fields.
1684 (variable_canonicalize): Remove.
1685 (shared_var_p): New inline function.
1686 (unshare_variable): Maintain cur_loc_changed and
1687 in_changed_variables fields. If var was in changed_variables,
1688 replace it there with new_var. Just copy cur_loc instead of
1689 resetting it to something else.
1690 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1691 (dataflow_set_union): Don't call variable_canonicalize.
1692 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1693 of their DEBUG_EXPR_TREE_DECLs.
1694 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1695 and in_changed_variables and cur_loc_changed is false.
1696 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1697 and cur_loc_changed. Don't update cur_loc here.
1698 (variable_merge_over_src): Don't call variable_canonicalize.
1699 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1700 removing loc that is equal to cur_loc, clear cur_loc,
1701 set cur_loc_changed and ensure variable_was_changed is called.
1702 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1703 compare pointers in cur_loc check, if it is equal to loc,
1704 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1705 (variable_different_p): Remove compare_current_location argument,
1706 don't compare cur_loc.
1707 (dataflow_set_different_1): Adjust variable_different_p caller.
1708 (variable_was_changed): If dv had some var in changed_variables
1709 already, reset in_changed_variables flag for it and propagate
1710 cur_loc_changed over to the new variable. On empty var
1711 always set cur_loc_changed. Set in_changed_variables on whatever
1712 var is added to changed_variables.
1713 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1714 Use shared_var_p. When removing loc that is equal to cur_loc,
1715 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1716 end, don't set it to something else, just call variable_was_changed.
1717 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1718 loc being removed, clear cur_loc and set cur_loc_changed.
1719 Set cur_loc_changed if all locations have been removed.
1720 (struct expand_loc_callback_data): New type.
1721 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1722 allocated. Always create SUBREGs if simplify_subreg failed.
1723 Prefer to use cur_loc, when that fails and still in
1724 changed_variables (and seen first time) recompute it. Set
1725 cur_loc_changed of variables which had to change cur_loc and
1726 compute elcd->cur_loc_changed if any of the subexpressions used
1727 had to change cur_loc.
1728 (vt_expand_loc): Adjust to pass arguments in
1729 expand_loc_callback_data structure.
1730 (vt_expand_loc_dummy): New function.
1731 (emitted_notes): New variable.
1732 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1733 that weren't used for any other decl in current
1734 emit_notes_for_changes call call vt_expand_loc_dummy to update
1735 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1736 first loc_chain location if NULL before. Always use just
1737 cur_loc instead of first loc_chain location. When cur_loc_changed
1738 is false, when not --enable-checking=rtl just don't emit any note.
1739 When rtl checking, compute the note and assert it is the same
1740 as previous note. Clear cur_loc_changed and in_changed_variables
1741 at the end before removing from changed_variables.
1742 (check_changed_vars_3): New function.
1743 (emit_notes_for_changes): Traverse changed_vars to call
1744 check_changed_vars_3 on each changed var.
1745 (emit_notes_for_differences_1): Clear cur_loc_changed and
1746 in_changed_variables. Recompute cur_loc of new_var.
1747 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1748 (vt_emit_notes): Initialize and destroy emitted_notes.
1750 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1752 PR rtl-optimization/42220
1753 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1754 Use verify_reg_tracked to determine if we should use OP_OUT rather
1756 (build_def_use): If we see an in-out operand for a register that we
1757 know nothing about, treat is an output if possible, fail the block if
1760 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1763 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1766 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1769 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1770 uses of relevant DEFs that are dead outside the loop too.
1772 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1774 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1776 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1778 * var-tracking.c (values_to_unmark): New variable.
1779 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1780 values_to_unmark vector. Moved body to...
1781 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1782 instead queue it into values_to_unmark vector.
1783 (vt_find_locations): Free values_to_unmark vector.
1785 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1787 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1788 (site.exp): Export them when plugins are enabled.
1790 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1793 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1795 (chrec_fold_multiply): Same.
1797 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1800 * c-decl.c (build_compound_literal): Return early if init is
1803 2010-03-04 Martin Jambor <mjambor@suse.cz>
1805 PR tree-optimization/43164
1806 PR tree-optimization/43191
1807 * tree-sra.c (type_consists_of_records_p): Reject records with
1808 zero-size bit-fields at the end.
1810 2010-03-04 Mike Stump <mikestump@comcast.net>
1812 * Makefile.in (TAGS): Remove *.y.
1814 2010-03-04 Richard Guenther <rguenther@suse.de>
1816 PR tree-optimization/40761
1817 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1819 (my_rev_post_order_compute): New function.
1820 (init_pre): Call it.
1822 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1825 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1826 decrease the cost of an IV candidate when the cost is infinite.
1828 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1830 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1831 Use '3DNow!' for the extension of that name, ensure normal space
1833 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1835 2010-03-03 Jeff Law <law@redhat.com>
1837 * PR middle-end/32693
1838 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1839 than gen_rtx_SUBREG.
1840 (extract_bit_field_1): Likewise.
1842 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1844 * doc/sourcebuild.texi (Test directives): Document that arguments
1845 include-opts and exclude-opts are now optional for dg-skip-if,
1846 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1848 2010-03-03 Jason Merrill <jason@redhat.com>
1851 * cgraph.h (varpool_node): Add extra_name field.
1852 * varpool.c (varpool_extra_name_alias): New.
1853 (varpool_assemble_decl): Emit extra name aliases.
1854 (varpool_mark_needed_node): Look past an extra name alias.
1855 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1856 * lto-streamer-in.c (lto_input_tree): Read it.
1857 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1859 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1861 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1862 (sparc*-*-solaris2*): ...this.
1864 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1867 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1868 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1869 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1870 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1873 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1874 fallthrough to default handling, just with want_address 0 instead of 2.
1875 For single element lists, add_AT_loc directly, otherwise create an
1876 artificial variable DIE and stick location list to it.
1879 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1880 (VAL_EXPR_HAS_REVERSE): Define.
1881 (reverse_op): New function.
1882 (add_stores): For reversible operations add an extra MO_VAL_USE.
1884 2010-03-02 Jason Merrill <jason@redhat.com>
1886 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1888 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1890 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1891 (sparc64-*-linux*): Likewise.
1892 (sparc64-*-solaris2*): Include assembler files before linker ones.
1893 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1894 * config/sparc/gas.h: Delete.
1895 * config/sparc/sol2-64.h: Add copyright notice.
1896 * config/sparc/sol2-gas-bi.h: Likewise.
1897 * config/sparc/sol2-gld.h: Likewise.
1898 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1899 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1900 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1901 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1902 (sparc_elf_asm_named_section): Rename into...
1903 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1905 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1907 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1909 2010-03-02 Jeff Law <law@redhat.com>
1912 * reload1.c (rtx_p, substitute_stack): Declare.
1913 (substitute): Record addresses of changed rtxs.
1914 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1915 Restore the original rtx when complete.
1916 (reload): Free subsitute_stack when complete.
1918 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1920 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1921 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1923 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1924 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1925 Torture Tests): Change from subsection to section.
1927 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1928 Steven Bosscher <steven@gcc.gnu.org>
1930 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1933 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1936 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1937 the assignment from the new induction variable to the assignment
1938 of the value from the original loop PHI function.
1940 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1941 Daniel Jacobowitz <dan@codesourcery.com>
1943 * doc/sourcebuild.texi (Test directives): Clarify options to
1946 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1948 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1949 Disable cfi directives unless GCC and gas agree on using read-only
1950 .eh_frame sections for 64-bit.
1951 * configure: Regenerate.
1953 2010-03-01 Richard Guenther <rguenther@suse.de>
1955 PR tree-optimization/43220
1956 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1957 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1959 2010-03-01 Richard Guenther <rguenther@suse.de>
1960 Martin Jambor <mjambor@suse.cz>
1963 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1964 gimplified parameters.
1966 2010-03-01 Christian Bruel <christian.bruel@st.com>
1968 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1970 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1972 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1974 2010-03-01 Richard Guenther <rguenther@suse.de>
1977 * expr.c (expand_assignment): Use the alias-oracle to tell
1978 if the rhs aliases the result decl.
1980 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1983 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1984 to sol_gt_pch_get_address.
1985 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1986 64-bit, SPARC and x86.
1987 (sol_gt_pch_get_address): New function.
1989 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1991 * toplev.h (inform_n, error_n): Declare.
1992 * diagnostic.c (inform_n, error_n): New function.
1994 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1996 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1997 has no rtl yet when processing local_decls, queue it and recheck
1998 if deferred stack allocation hasn't assigned it rtl.
2000 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2002 * config/sh/sh.c (unspec_bbr_uid): New.
2003 (gen_block_redirect): Use it instead of INSN_UID.
2004 (gen_far_branch): Likewise.
2006 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2008 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2009 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2011 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2013 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2014 (Warning Options): -Wno-conversion-null is valid for
2015 Objective-C++ as well.
2016 * doc/tm.texi (Named Address Spaces): Likewise.
2017 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2018 * doc/tree-ssa.texi (Tree SSA): Likewise.
2020 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2023 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2024 by default. Don't set the default arch for
2025 i[34567]86-*-darwin*|x86_64-*-darwin*.
2027 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2030 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2031 default. Set the default 32bit/64bit archs with $with_arch
2032 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2034 2010-02-27 Richard Guenther <rguenther@suse.de>
2036 PR tree-optimization/43186
2037 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2038 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2039 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2040 unroller iterations.
2042 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2044 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2045 required and i[34567]86-*-* targets don't support 64bit ISA.
2047 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2050 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2053 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2055 * config.gcc: Set the default arch at least to Prescott for
2056 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2057 if SSE math is enabled.
2059 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2061 * diagnostic.c (diagnostic_initialize): Update.
2062 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2064 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2065 (diagnostic_inhibit_notes): New.
2066 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2068 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2071 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2072 * doc/standards.texi: Likewise.
2073 * doc/extend.texi: Likewise.
2074 * doc/trouble.texi: Likewise.
2075 * doc/cppopts.texi: Likewise.
2076 * doc/install.texi: Likewise.
2077 * c.opt (std=c90,std=gnu90): New options.
2078 * c-opts.c (c_common_handle_option): Handle them.
2080 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2083 * c-decl.c (undeclared_variable): Use an informative note.
2085 2010-02-26 Richard Guenther <rguenther@suse.de>
2087 PR tree-optimization/43186
2088 * gimple.h (gimple_fold): Remove.
2089 * gimple.c (gimple_fold): Remove. Inline into single user ...
2090 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2091 Try harder for conditions.
2093 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2096 * function.c (used_types_insert): Don't skip through named pointer
2097 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2098 and it is different from the main variant's type.
2100 2010-02-26 Nick Clifton <nickc@redhat.com>
2102 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2104 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2106 * config.gcc: Support --with-fpmath=sse for x86.
2108 * config/i386/ssemath.h: New.
2110 * doc/install.texi (--with-fpmath=sse): Documented.
2112 2010-02-26 Richard Guenther <rguenther@suse.de>
2114 PR tree-optimization/43188
2115 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2116 vector types of over-aligned element type.
2118 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2121 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2122 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2124 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2126 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2128 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2130 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2131 * var-tracking.c: Include diagnostic.h.
2132 (debug_dv): New function.
2133 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2136 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2137 (add_value_chain, add_value_chains, remove_value_chain,
2138 remove_value_chains): Handle DEBUG_EXPRs.
2139 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2142 * regcprop.c (struct queued_debug_insn_change): New type.
2143 (struct value_data_entry): Add debug_insn_changes field.
2144 (struct value_data): Add n_debug_insn_changes field.
2145 (debug_insn_changes_pool): New variable.
2146 (free_debug_insn_changes, apply_debug_insn_changes,
2147 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2148 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2149 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2151 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2153 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2154 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2155 changes, call cprop_find_used_regs via note_stores.
2156 (copyprop_hardreg_forward): When copying vd from predecessor
2157 which has any queued DEBUG_INSN changes, make sure the pointers are
2158 cleared. At the end call df_analyze and then if there are any
2159 DEBUG_INSN changes queued at the end of some basic block for still
2160 live registers, apply them.
2161 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2163 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2165 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2168 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2170 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2171 targets. Set the default with_cpu/with_arch from arch/cpu.
2172 Allow x86-64 and native for with_cpu/with_arch.
2174 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2176 * ebitmap.c: Change calls to verify_popcount with calls to
2177 sbitmap_verify_popcount.
2178 (ebitmap_clear_bit): Fixed map->cacheindex test and
2179 map>cache update when bit clearing results in an empty
2182 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2185 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2186 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2187 and support both V2DF and V2DI modes.
2188 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2189 support both V2DF and V2DI modes.
2190 (general): Delete trailing whitespace from a few patterns.
2192 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2193 V2DF/V2DI interleave high/low builtins.
2195 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2198 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2199 interleave high/low functions.
2201 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2203 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2204 #pragma extern_prefix.
2206 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2209 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2210 BLKmode, assert op0 is a MEM and just adjust its mode.
2213 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2214 if bitpos isn't multiple of mode's bitsize.
2216 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2218 * c.opt (-ftemplate-depth=): New.
2219 (-ftemplate-depth-): Deprecate.
2220 * optc-gen.awk: Handle -ftemplate-depth=.
2221 * opth-gen.awk: Likewise.
2222 * c-opts.c (c_common_handle_option): Likewise.
2223 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2225 2010-02-24 Jason Merrill <jason@redhat.com>
2227 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2229 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2231 * cfg.c (alloc_aux_for_block): Remove inline.
2232 (alloc_aux_for_edge): Likewise.
2234 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2236 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2238 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2240 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2241 * config/i386/sol2-gas.h: New file.
2242 * config.gcc (i[34567]86-*-solaris2*): Use it.
2244 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2247 * c-typeck.c (ep_convert_and_check): New.
2248 (build_conditional_expr): Use it.
2249 (build_binary_op): Likewise.
2251 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2253 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2256 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2257 bounds even for -O+.
2258 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2259 expr needs to have DECL_NAME set.
2261 2010-02-24 Nick Clifton <nickc@redhat.com>
2263 * config/mep/mep.c: Include gimple.h.
2264 (mep_function_uses_sp): Delete unused function.
2265 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2266 parameters. Use unsigned integers to count args. Return a
2267 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2269 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2272 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2273 greater or equal to nelt instead of 2 * nelt.
2274 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2277 2010-02-23 Jason Merrill <jason@redhat.com>
2280 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2281 in cfun->local_decls even if they have register types.
2284 * stor-layout.c (place_field): Don't warn about unnecessary
2285 DECL_PACKED if the type is packed.
2287 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2290 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2291 GOTOFF relocs, even when the base reg isn't pic pointer.
2293 2010-02-23 Michael Matz <matz@suse.de>
2296 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2297 (expand_gimple_basic_block): Generate and use debug temps if there
2298 are debug uses left after the last real use of TERed ssa names.
2299 Unlink debug immediate uses when they are expanded.
2301 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2304 * config/i386/i386.c (override_options): Reorganise to provide
2305 better error messages.
2307 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2310 * graphite-scop-detection.c (create_single_exit_edge): Move
2311 the call to find_single_exit_edge to....
2312 (create_sese_edges): ...here. Don't handle multiple edges
2313 exiting the function.
2314 (build_graphite_scops): Don't handle multiple edges
2315 exiting the function.
2317 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2320 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2321 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2323 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2326 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2328 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2331 * c-typeck.c (convert_arguments): Print declaration location.
2332 * c-common.c (validate_nargs): Rename as
2333 builtin_function_validate_nargs.
2334 (check_builtin_function_arguments): Update.
2336 2010-02-22 Richard Guenther <rguenther@suse.de>
2339 * tree-inline.c (declare_return_variable): Use the type of
2340 the call stmt lhs if available.
2342 2010-02-22 Duncan Sands <baldrick@free.fr>
2344 * passes.c (register_pass): Always consider all pass lists when
2345 ref_pass_instance_number is zero.
2347 2010-02-22 Richard Guenther <rguenther@suse.de>
2349 PR tree-optimization/42749
2350 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2351 parameter. Do arithmetic in the original type.
2352 (update_accumulator_with_ops): Likewise.
2353 (adjust_accumulator_values): Adjust.
2355 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2357 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2358 (QI to BLKmode splitter): New splitter.
2360 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2362 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2363 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2365 2010-02-22 Richard Guenther <rguenther@suse.de>
2367 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2369 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2371 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2372 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2373 ($(T)crti.o, $(T)crtn.o): Remove rules.
2375 2010-02-21 Tobias Burnus <burnus@net-b.de>
2378 * doc/invoke.texi (-fassociative-math): Document that this
2379 option is automatically enabled for Fortran.
2381 2010-02-20 David S. Miller <davem@davemloft.net>
2383 * configure.ac: Test if linker and assembler properly support
2384 GOTDATA_OP relocations.
2385 * configure: Rebuild.
2386 * config.in: Likewise.
2387 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2388 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2389 (movsi_high_pic): Likewise.
2390 (movdi_lo_sum_pic): Likewise.
2391 (movdi_high_pic): Likewise.
2392 (movsi_pic_gotdata_op): New pattern.
2393 (movdi_pic_gotdata_op): Likewise.
2394 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2395 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2397 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2400 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2401 attribute to ssemul.
2402 (xop_mulv2div2di3_high): Ditto.
2404 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2407 * c.opt (Wconversion-null): New option.
2408 * doc/invoke.texi (Wconversion-null): Document.
2410 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2412 * common.opt (Wlarger-than-): Add Undocumented.
2414 2010-02-19 Mike Stump <mikestump@comcast.net>
2416 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2418 2010-02-19 Jason Merrill <jason@redhat.com>
2421 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2422 * configure: Likewise.
2424 2010-02-20 Alan Modra <amodra@gmail.com>
2427 * cgraph.h (cgraph_make_decl_local): Declare.
2428 * cgraph.c (cgraph_make_decl_local): New function.
2429 (cgraph_make_node_local): Use it.
2430 * cgraphunit.c (cgraph_function_versioning): Likewise.
2431 * ipa.c (function_and_variable_visibility): Likewise.
2433 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2436 * except.c (sjlj_emit_function_enter): Don't call
2437 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2439 * rtl.h (add_reg_br_prob_note): Remove prototype.
2441 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2444 * c-common.c (conversion_warning): Remove widening conversions
2445 before checking the conversion of integers to reals.
2447 2010-02-19 Mike Stump <mikestump@comcast.net>
2450 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2453 * cgraphunit.c (process_function_and_variable_attributes): Check
2454 DECL_PRESERVE_P instead of looking up attribute "used".
2455 * ipa-pure-const.c (check_decl): Likewise.
2456 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2457 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2458 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2459 instead of attribute "used".
2460 * config/sol2-c.c (solaris_pragma_init): Likewise.
2461 (solaris_pragma_fini): Likewise.
2463 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2465 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2466 Use XCNEW instead of xcalloc.
2467 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2468 XNEW instead of xmalloc.
2469 (get_fields): Use XNEWVEC instead of xmalloc.
2472 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2473 populate vars array.
2474 (create_new_general_access): For debug stmts just reset value.
2475 (get_stmt_accesses): For accesses within debug stmts just record them
2476 using add_access_to_acc_sites instead of preventing the peeling or
2477 counting them as accesses.
2480 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2482 2010-02-19 Richard Guenther <rguenther@suse.de>
2484 PR tree-optimization/42916
2485 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2488 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2490 * configure.ac: Replace all uses of changequote in macro arguments
2491 with proper quoting.
2493 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2496 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2498 2010-02-19 Richard Guenther <rguenther@suse.de>
2500 PR tree-optimization/42944
2501 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2502 test for aliasing with errno.
2504 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2507 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2508 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2509 * dojump.c: Include output.h.
2510 (inv): New inline function.
2511 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2512 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2513 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2514 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2515 argument, pass it down to other calls.
2516 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2517 add REG_BR_PROB note to the conditional jump.
2518 * cfgexpand.c (add_reg_br_prob_note): Removed.
2519 (expand_gimple_cond): Don't call it, add the probability
2520 as last argument to jumpif_1/jumpifnot_1.
2521 * Makefile.in (dojump.o): Depend on output.h.
2522 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2524 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2525 * stmt.c (do_jump_if_equal): Likewise.
2526 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2527 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2528 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2530 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2531 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2532 jumpifnot_1 callers.
2533 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2535 (store_expr): Adjust jumpifnot caller.
2536 (store_constructor): Adjust jumpif caller.
2539 * gimplify.c (gimple_boolify): For __builtin_expect call
2540 gimple_boolify also on its first argument.
2542 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2544 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2546 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2547 * configure: Regenerated.
2549 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2551 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2552 lang_hooks.types_compatible_p instead of comptypes.
2554 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2556 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2557 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2558 if __prefer_thumb__ is defined.
2560 2010-02-18 Martin Jambor <mjambor@suse.cz>
2562 PR tree-optimization/43066
2563 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2564 array with zero-sized element type.
2566 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2568 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2569 rtx, allocate struct var_loc_node here and return it to the
2570 caller, and only if it is actually needed.
2571 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2572 move it earlier and return immediately if it returns NULL.
2574 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2576 * config/sparc/gas.h: New file. Restore
2577 TARGET_ASM_NAMED_SECTION to its ELF default.
2578 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2580 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2581 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2582 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2583 after sparc/sysv4.h.
2585 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2587 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2589 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2591 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2592 patterns from predicated pattern.
2594 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2597 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2598 for insn mnemonic suffix.
2600 2010-02-17 Richard Guenther <rguenther@suse.de>
2602 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2605 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2608 * caller-save.c (save_call_clobbered_regs): If BB ends with
2609 a DEBUG_INSN, move any notes in between last real insn and the last
2610 DEBUG_INSN after the last DEBUG_INSN.
2612 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2614 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2615 Fix return type. Fix argument type. Explain meaning of return value.
2617 2010-02-16 Richard Guenther <rguenther@suse.de>
2619 PR tree-optimization/41043
2620 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2621 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2623 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2625 2010-02-16 Ira Rosen <irar@il.ibm.com>
2627 PR tree-optimization/43074
2628 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2629 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2630 vectorizable cycles in hybrid SLP check.
2631 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2633 2010-02-16 Richard Guenther <rguenther@suse.de>
2635 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2636 (true_dependence): If memrefs_conflict_p computes must-alias
2637 trust it. Move TBAA check after offset-based disambiguation.
2638 (canon_true_dependence): Likewise.
2640 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2642 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2643 * doc/invoke.texi: Document it.
2644 * var-tracking.c: Include toplev.h and params.h.
2645 (vt_find_locations): Return bool indicating success. Compute
2646 hash sizes unconditionally. Check new parameter, report.
2647 (variable_tracking_main_1): Check vt_find_locations results and
2648 retry. Renamed from...
2649 (variable_tracking_main): ... this. New wrapper to preserve
2650 flag_var_tracking_assignments.
2651 * Makefile.in (var-tracking.o): Adjust dependencies.
2653 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2654 Jakub Jelinek <jakub@redhat.com>
2657 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2658 if weak_import attribute is present.
2659 * config/darwin.c (machopic_select_section): Likewise.
2661 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2663 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2664 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2665 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2666 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2668 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
2671 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2674 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2675 Rewrite text to refer to the names.
2677 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2679 * config/i386/i386-builtin-types.def
2680 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2681 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2682 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2683 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2684 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2685 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2686 IX86_BUILTIN_VPERMIL2PS256.
2687 (MULTI_ARG_4_DF2_DI_I): Defined.
2688 (MULTI_ARG_4_DF2_DI_I1): Defined.
2689 (MULTI_ARG_4_SF2_SI_I): Defined.
2690 (MULTI_ARG_4_SF2_SI_I1): Defined.
2691 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2692 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2693 __builtin_ia32_vpermil2ps256.
2694 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2695 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2696 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2697 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2698 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2699 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2700 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2701 CODE_FOR_xop_vpermil2v8sf3.
2702 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2703 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2704 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2705 (_mm256_permute2_pd): New.
2706 (_mm_permute2_ps): New.
2707 (_mm256_permute2_ps): New.
2709 2010-02-15 Nick Clifton <nickc@redhat.com>
2711 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2712 boolean parameters. Use emit_jump_insn when emitting a pop
2713 instruction containing a return insn.
2714 (push): Use 'true' rather than '1' as second parameter to F.
2715 (h8300_expand_prologue): Likewise.
2716 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2717 (h8300_expand_epilogue): Likewise.
2719 2010-02-15 Richard Guenther <rguenther@suse.de>
2722 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2725 2010-02-15 Nick Clifton <nickc@redhat.com>
2727 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2730 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2732 * intl.c (fake_ngettext): New function.
2733 * intl.h (fake_ngettext): Declare.
2734 (ngettext): Define macro.
2735 * collect2.c (notice_translated): New function.
2736 (main): Use notice_translated and ngettext.
2737 * collect2.h (notice_translated): Declare.
2739 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2741 * reorg.c (delete_computation): Comment fixes.
2742 * caller-save.c (setup_save_areas): Idem.
2743 * sel-sched-dump.c (dump_lv_set): Idem.
2746 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2748 * config/s390/s390.c (s390_sched_init): New function.
2749 (TARGET_SCHED_INIT): Target hook defined.
2751 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2752 Jack Howarth <howarth@bromo.med.uc.edu>
2753 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2756 Partial revert of unintended change in fix for PR41605.
2757 * config/darwin.h: Fix typo.
2758 * config/darwin9.h: Same.
2760 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2762 * c-pch.c (pch_init): Clear v.
2764 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2767 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2768 graphite_can_represent_init for MULT_EXPR.
2770 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2774 * graphite-sese-to-poly.c (remove_phi): New.
2775 (translate_scalar_reduction_to_array): Call remove_phi.
2777 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2780 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2781 * graphite-clast-to-gimple.h (gloog): Update declaration.
2782 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2783 * graphite-poly.h (struct poly_bb): Add missing comments.
2784 (struct scop): Add poly_scop_p field.
2786 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2787 * graphite.c (graphite_transform_loops): Build the polyhedral
2788 representation for each scop before code generation.
2789 * sese.c (rename_variables_in_operand): Removed.
2790 (rename_variables_in_expr): Return the renamed expression.
2791 (rename_sese_parameters): New.
2792 * sese.h (rename_sese_parameters): Declared.
2794 2010-02-11 Richard Guenther <rguenther@suse.de>
2796 PR tree-optimization/42998
2797 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2798 POINTER_PLUS_EXPR properly.
2800 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2801 Changpeng Fang <changpeng.fang@amd.com>
2804 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2805 the cost of an IV candidate when the IV is used in a test against zero.
2807 * gcc.dg/tree-ssa/ivopts-3.c: New.
2809 2010-02-11 Richard Guenther <rguenther@suse.de>
2812 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2813 pointer-vs-decl case by swapping refs. Handle some cases
2814 of pointer-vs-decl disambiguations more conservatively.
2815 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2816 to false after expanding.
2818 2010-02-11 Richard Guenther <rguenther@suse.de>
2821 * gcc.c (process_command): Handle LTO file@offset case more
2824 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2826 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2827 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2829 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2831 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2832 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2833 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2834 Optimize eq/ne comparisons when both arguments are known to be
2836 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2837 Don't mask operands unnecessarily if they are known to be already
2840 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2842 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2845 2010-02-10 Richard Guenther <rguenther@suse.de>
2847 PR tree-optimization/43017
2848 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2849 for wrapping signed arithmetic.
2851 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2854 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2855 if no debug info should be emitted for it.
2857 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2859 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2860 note when flag_exceptions is set.
2862 2010-02-10 Duncan Sands <baldrick@free.fr>
2864 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2866 2010-02-10 Richard Guenther <rguenther@suse.de>
2869 * tree.c (get_unwidened): Handle constants.
2870 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2872 2010-02-10 Martin Jambor <mjambor@suse.cz>
2875 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2876 check for variable argument counts independently.
2878 2010-02-10 Christian Bruel <christian.bruel@st.com>
2881 * config/sh/sh.c (find_barrier): Increase length for non delayed
2882 conditional branches.
2884 2010-02-10 Christian Bruel <christian.bruel@st.com>
2886 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2888 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2890 * builtins.c (set_builtin_user_assembler_name): Also handle
2891 ffs if int is smaller than word.
2893 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2896 * ira-conflicts.c (get_dup): Remove.
2897 (process_reg_shuffles): Add new parameter. Use it as an
2898 additional guard for copy generation.
2899 (add_insn_allocno_copies): Rewrite.
2901 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2903 * common.opt (fsched2-use-traces): Preserved for backward
2905 * doc/invoke.texi: Remove the documentation about option
2906 -fsched2-use-traces.
2907 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2908 flag_sched2_use_traces.
2909 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2910 the backward compatibility flag section.
2912 2010-02-09 Richard Guenther <rguenther@suse.de>
2914 PR tree-optimization/43008
2915 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2916 make HEAP variables initialized from global memory if they
2917 are not known builtin functions.
2918 (find_func_aliases): Adjust.
2920 2010-02-09 Richard Guenther <rguenther@suse.de>
2922 PR tree-optimization/43000
2923 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2924 arithmetic manually.
2926 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2928 PR tree-optimization/42931
2929 * tree-loop-linear.c (try_interchange_loops): Don't call
2930 double_int_mul if estimated_loop_iterations failed.
2932 2010-02-08 Martin Jambor <mjambor@suse.cz>
2935 * tree-sra.c (build_accesses_from_assign): Do not mark in
2936 should_scalarize_away_bitmap if stmt has volatile ops.
2937 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2940 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2942 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2944 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2946 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2949 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2952 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2954 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2957 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2958 to unknown_dependence.
2959 (graphite_legal_transform_dr): Handle the unknown_dependence.
2960 (graphite_carried_dependence_level_k): Same.
2962 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2964 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2966 2010-02-07 Richard Guenther <rguenther@suse.de>
2969 * expr.c (get_inner_reference): Always initialize *pbitsize.
2971 2010-02-07 Richard Guenther <rguenther@suse.de>
2974 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2975 new ARRAY_REFs on variable size element or minimal index arrays.
2977 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2978 gimple_fold_indirect_ref.
2980 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2983 * arm.c (arm_override_options): Just return if the user has specified
2984 an invalid fpu name.
2986 2010-02-03 Jason Merrill <jason@redhat.com>
2989 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2990 i386_pe_maybe_record_exported_symbol.
2992 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2995 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2996 (pa_delegitimize_address): New function.
2998 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3000 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3001 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3003 2010-02-05 Richard Guenther <rguenther@suse.de>
3006 * lto-streamer-in.c (get_resolution): Deal with references
3007 to undefined functions.
3009 2010-02-05 Richard Guenther <rguenther@suse.de>
3011 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3012 (fold_const_aggregate_ref): Likewise.
3013 (ccp_fold_stmt): Substitute loads.
3014 (maybe_fold_reference): Verify types before substituting.
3016 (fold_gimple_assign): Unshare properly.
3017 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3019 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3021 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3022 for rs6000_gen_cell_microcode.
3024 2010-02-04 Richard Guenther <rguenther@suse.de>
3026 PR rtl-optimization/42952
3027 * dse.c (const_or_frame_p): Remove MEM handling.
3029 2010-02-04 Nick Clifton <nickc@redhat.com>
3031 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3032 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3033 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3034 (mn10300_asm_output_mi_thunk): New function.
3035 (mn10300_can_output_mu_thunk): New function.
3036 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3037 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3038 (FUNCTION_ARG): Delete incorrect comment.
3040 2010-02-03 Jason Merrill <jason@redhat.com>
3043 * fold-const.c (operand_equal_p): Handle erroneous types.
3045 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3047 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3049 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3051 PR rtl-optimization/42941
3052 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3055 2010-02-03 Jason Merrill <jason@redhat.com>
3058 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3060 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3063 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3064 (cselib_reset_table): Renamed from...
3065 (cselib_reset_table_with_next_value): ... this.
3066 (cselib_get_next_uid): Renamed from...
3067 (cselib_get_next_unknown_value): ... this.
3068 * cselib.c (next_uid): Renamed from...
3069 (next_unknown_value): ... this.
3070 (cselib_clear_table): Adjust.
3071 (cselib_reset_table): Adjust. Renamed from...
3072 (cselib_reset_table_with_next_value): ... this.
3073 (cselib_get_next_uid): Adjust. Renamed from...
3074 (cselib_get_next_unknown_value): ... this.
3075 (get_value_hash): Use hash.
3076 (cselib_hash_rtx): Likewise.
3077 (new_cselib_val): Adjust. Set and dump uid.
3078 (cselib_lookup_mem): Pass next_uid as hash.
3079 (cselib_subst_to_values): Likewise.
3080 (cselib_log_lookup): Dump uid.
3081 (cselib_lookup): Pass next_uid as hash. Adjust.
3082 (cselib_process_insn): Adjust.
3083 (cselib_init): Initialize next_uid.
3084 (cselib_finish): Adjust.
3085 (dump_cselib_table): Likewise.
3086 * dse.c (canon_address): Dump value uid.
3087 * print-rtl.c (print_rtx): Print value uid.
3088 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3090 (dv_uid): New function, sort of renamed from...
3091 (dv_htab_hash): ... this, reimplemented in terms of it and...
3092 (dv_uid2hash): ... this. New.
3093 (variable_htab_eq): Drop excess assertions.
3094 (tie_break_pointers): Removed.
3095 (canon_value_cmp): Compare uids.
3096 (variable_post_merge_New_vals): Print uids.
3097 (vt_add_function_parameters): Adjust.
3098 (vt_initialize): Reset table. Adjust.
3100 2010-02-03 Richard Guenther <rguenther@suse.de>
3102 PR tree-optimization/42944
3103 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3104 (call_may_clobber_ref_p_1): Likewise. Properly handle
3105 malloc and calloc clobbering errno.
3107 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3109 * doc/invoke.texi: Fix name of sched1 dump.
3111 * opts.c (decode_options): Set flag_tree_switch_conversion
3112 only conditionally on optimize >= 2.
3114 * gcse.c: Assorted comment fixes in pass description.
3116 2010-02-03 Anthony Green <green@moxielogic.com>
3118 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3119 nop padding in order to maintain alignment of storage location of
3120 target function address.
3121 (moxie_trampoline_init): Store target function address at newly
3123 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3125 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3127 2010-02-03 Richard Guenther <rguenther@suse.de>
3130 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3132 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3134 * config.gcc: Reenable check for obsolete targets.
3135 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3136 mips-sgi-irix6.[0-4]*.
3138 2010-02-02 Nick Clifton <nickc@redhat.com>
3140 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3141 constant size of 4 as being the same as 0.
3142 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3143 can take values in the range 0..4.
3145 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3148 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3149 as _darwin10_Unwind_FindEnclosingFunction().
3150 * libgcc-libsystem.ver: New.
3152 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3155 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3156 implicitly set registers.
3158 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3160 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3161 (arm_override_options): Allow automatic selection of the thread
3162 pointer register if thumb2.
3163 (legitimize_pic_address): Improve code sequences for Thumb2.
3164 (arm_call_tls_get_addr): Likewise.
3165 (legitimize_tls_address): Likewise.
3166 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3167 (pic_load_addr_32bit): ... this. New named pattern.
3168 * thumb2.md (pic_load_addr_thumb2): Delete.
3169 (pic_load_dot_plus_four): Delete.
3170 (tls_load_dot_plus_four): New named pattern.
3172 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3175 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3176 Document fix for TLS bug.
3178 2010-01-31 Richard Guenther <rguenther@suse.de>
3180 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3181 conservatively correct.
3183 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3187 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3189 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3191 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3193 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3195 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3197 * config.gcc: Adjust order of makefile fragments for mingw targets.
3199 2010-01-31 Richard Guenther <rguenther@suse.de>
3202 * gimplify.c (gimplify_init_constructor): For volatile LHS
3203 initialize a temporary.
3205 2010-01-31 Matthias Klose <doko@ubuntu.com>
3207 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3209 * configure: Regenerate.
3211 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3213 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3214 the same alias set and their sizes different constantness.
3215 (aliasing_component_refs_p): Revert 2009-10-24 change.
3217 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3219 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3222 2010-01-29 Richard Guenther <rguenther@suse.de>
3224 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3225 Assert we successfully updated the call.
3227 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3229 PR rtl-optimization/42889
3230 * df.h (df_set_bb_dirty_nonlr): New prototype.
3231 * df-core.c (df_set_bb_dirty_nonlr): New function.
3232 * df-scan.c (df_insn_rescan): Call it instead of
3233 df_set_bb_dirty for DEBUG_INSNs.
3235 2010-01-29 Richard Guenther <rguenther@suse.de>
3238 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3239 quadratic behavior in most cases.
3241 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3244 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3245 in the call to gen_x86_movsicc_0_m1.
3247 2010-01-28 Richard Guenther <rguenther@suse.de>
3249 PR tree-optimization/42871
3250 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3252 2010-01-28 Richard Guenther <rguenther@suse.de>
3254 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3255 into call arguments.
3257 2010-01-28 Richard Guenther <rguenther@suse.de>
3260 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3261 the forwarder if the destination is an EH landing pad.
3263 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3265 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3266 block list passed to gimple_duplicate_sese_tail.
3267 (parallelize_loops): Avoid parallelization when the function
3269 Avoid parallelization when the preheader is IRREDUCIBLE.
3270 Try to optimize when estimated_loop_iterations_int is unresolved.
3271 Add the loop's location to the dump file.
3272 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3273 (gimple_duplicate_sese_tail): Remove the check for the latch.
3274 Redirect nexits to the exit block.
3275 Remove handling of the incoming edges to the latch.
3276 Redirect the backedge from the copied latch to the exit bb.
3278 2010-01-28 Michael Matz <matz@suse.de>
3281 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3282 Wrap force_reg into a sequence, emit it before user.
3284 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3286 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3288 (arm_legacy_rev): Likewise.
3289 (thumb_legacy_rev): Likewise.
3291 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3293 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3294 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3295 on MEM's address failed, try avoid_constant_pool_reference and
3296 recurse if it returned something different.
3297 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3298 address, try avoid_constant_pool_reference and recurse if it
3299 returned something different.
3300 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3301 address and avoid_constant_pool_reference returned something
3302 different, don't set have_address.
3304 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3307 * var-tracking.c (val_store): Add modified argument, obey it.
3309 (count_uses): Move down logging of main.
3310 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3311 don't need resolution.
3312 (emit_notes_in_bb): Likewise.
3314 2010-01-27 Richard Guenther <rguenther@suse.de>
3317 * tree-inline.c (remap_decl): Delay remapping of SSA name
3318 default definitions until we need them.
3320 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3322 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3323 (rs6000_delegitimize_address): New function.
3325 * config/s390/s390.c (s390_delegitimize_address): Call
3326 delegitimize_mem_from_attrs.
3329 * tree-inline.c (cannot_copy_type_1): Removed.
3330 (copy_forbidden): Don't forbid copying of functions containing
3331 records/unions with variable length fields.
3333 2010-01-27 Christian Bruel <christian.bruel@st.com>
3337 * config/sh/sh.c (find_barrier): Increase length for non delayed
3338 conditional branches.
3340 2010-01-27 Matthias Klose <doko@ubuntu.com>
3342 * configure.ac (gnu-unique-object): Fix ldd version check.
3343 * configure: Regenerate.
3345 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3347 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3349 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3350 Test for HAVE_GNU_AS value.
3352 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3354 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3355 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3356 INT64_TYPE): Define.
3357 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3358 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3359 INT_LEAST64_TYPE): Define.
3360 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3361 UINT_LEAST64_TYPE): Define.
3362 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3363 INT_FAST64_TYPE): Define.
3364 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3365 UINT_FAST64_TYPE): Define.
3366 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3367 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3368 (SIG_ATOMIC_TYPE): Define.
3370 2010-01-26 Richard Guenther <rguenther@suse.de>
3372 * df-scan.c (df_scan_set_bb_info): Remove assert.
3373 (df_insn_rescan_debug_internal): Merge asserts.
3374 (df_install_ref): Likewise.
3375 (df_mark_reg): Use bitmap_set_range.
3376 (df_hard_reg_used_p): Remove assert.
3377 (df_hard_reg_used_count): Likewise.
3379 2010-01-26 Richard Guenther <rguenther@suse.de>
3381 PR rtl-optimization/42685
3382 * web.c (web_main): Ignore DEBUG_INSNs.
3384 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3386 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3388 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3389 Fix types of fndecl and arglist parameters.
3391 2010-01-26 Richard Guenther <rguenther@suse.de>
3394 * tree-eh.c (unsplit_eh): Skip debug insns.
3396 2010-01-26 Richard Guenther <rguenther@suse.de>
3398 PR tree-optimization/42250
3399 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3401 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3404 * omp-low.c (expand_omp_sections): Only use single_pred if
3405 l2_bb is single_pred_p.
3407 2010-01-25 Christian Bruel <christian.bruel@st.com>
3410 * config/sh/sh.c (find_barrier): Increase length for non delayed
3411 conditional branches.
3412 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3414 2010-01-24 David S. Miller <davem@davemloft.net>
3416 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3417 define if not using GAS.
3418 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3419 Likewise. Delete SECTION_MERGE code, which is only applicable
3422 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3425 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3426 mangling of va_list in system headers.
3428 2010-01-23 Toon Moene <toon@moene.org>
3430 * tree-predcom.c (combine_chains): Return NULL, not false.
3432 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3434 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3435 initialization of variable res to agree with return type.
3437 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3439 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3440 * tree-sra.c: Add include of expr.h.
3442 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3444 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3445 insert the debug stmt on the single non-EH edge from the stmt.
3447 2010-01-22 Richard Henderson <rth@redhat.com>
3450 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3451 the RHS until after generate_subtree_copies has insertted its
3452 code before the current statement.
3454 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3456 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3458 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3460 2010-01-21 Martin Jambor <mjambor@suse.cz>
3462 PR tree-optimization/42585
3463 * tree-sra.c (struct access): New field grp_total_scalarization.
3464 (dump_access): Dump the new field.
3465 (should_scalarize_away_bitmap): New variable.
3466 (cannot_scalarize_away_bitmap): Likewise.
3467 (sra_initialize): Allocate new bitmaps.
3468 (sra_deinitialize): Free new bitmaps.
3469 (create_access_1): New function.
3470 (create_access): Parts moved to create_access_1.
3471 (type_consists_of_records_p): New function.
3472 (completely_scalarize_record): Likewise.
3473 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3474 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3475 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3477 (analyze_all_variable_accesses): Completely scalarize small eligible
3480 2010-01-21 Martin Jambor <mjambor@suse.cz>
3482 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3484 2010-01-21 Andrew Haley <aph@redhat.com>
3486 * gcc.c (process_command): Move lang_specific_driver before
3487 setting cc_libexec_prefix.
3489 2010-01-21 Richard Guenther <rguenther@suse.de>
3492 * fold-const.c (negate_expr_p): Pretend only negative
3493 real constants are easily negatable.
3495 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3496 Jason Merrill <jason@redhat.com>
3498 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3499 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3500 * calls.c (initialize argument_information): Handle it.
3501 * c-common.c (handle_transparent_union_attribute): Use new name.
3502 * c-decl.c (finish_struct): Ditto.
3503 * c-typeck.c (type_lists_compatible_p): Ditto.
3504 (convert_for_assignment): Use new name and also handle record.
3505 * function.c (aggregate_value_p): Handle it.
3506 (pass_by_reference): Ditto.
3507 (assign_parm_data_types): Ditto.
3508 * print-tree.c (print_node): Ditto.
3509 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3510 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3511 * tree.c (first_field): New fn.
3513 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3516 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3517 even when linking statically, for now.
3519 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3522 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3523 without a cselib val.
3524 (count_uses): Accept MO_VAL_SET with no val on stores.
3525 (add_stores): Likewise.
3527 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3529 * var-tracking.c (check_value_val): Add a compile time assertion.
3530 (dv_is_decl_p): Simplify.
3531 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3532 gcc_assert if ENABLE_CHECKING.
3534 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3537 * var-tracking.c: Include tree-flow.h.
3538 (mem_dies_at_call): New.
3539 (dataflow_set_preserve_mem_locs): Use it.
3540 (dataflow_set_remove_mem_locs): Likewise.
3541 (dump_var): Renamed from dump_variable. Adjust all callers.
3542 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3543 * Makefile.in (var-tracking.o): Adjust deps.
3545 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3547 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3549 2010-01-20 Richard Guenther <rguenther@suse.de>
3551 PR tree-optimization/42717
3552 * tree-ssa-dce.c (get_live_post_dom): Remove.
3553 (forward_edge_to_pdom): Take an arbitrary edge to copy
3554 degenerate PHI args from.
3555 (remove_dead_stmt): Use the first post-dominator even if it
3556 does not contain live statements as redirection destination.
3558 2010-01-20 Richard Guenther <rguenther@suse.de>
3560 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3562 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3564 * sel-sched.c (create_speculation_check): Remove set but not used
3566 (try_transformation_cache): Remove set but not used variable ds.
3567 (calculate_privileged_insns): Remove set but not used variables
3568 cur_insn and min_spec_insn.
3569 (find_best_expr): Remove set but not used variable avail_n.
3570 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3572 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3574 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3575 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3578 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3581 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3582 cpu types. Add support for *-sse3 cpu types.
3583 (x86_64-*-*): Ditto.
3585 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3588 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3589 argument, call initializer_constant_valid_p_1 instead of
3590 initializer_constant_valid_p, pass CACHE to it, return NULL
3591 immediately if first call returns NULL.
3592 (initializer_constant_valid_p_1): New function.
3593 (initializer_constant_valid_p): Use it.
3595 2010-01-20 Thomas Quinot <quinot@adacore.com>
3597 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3599 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3601 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3602 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3603 (loc_list_from_tree): Don't handle unsigned division. Handle
3604 signed modulo using DW_OP_{over,over,div,mul,minus}.
3605 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3606 modulo instead of signed.
3608 2010-01-20 DJ Delorie <dj@redhat.com>
3610 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3612 (h8300_emit_stack_adjustment): Propogate it.
3614 (h8300_expand_prologue): Likewise.
3615 (h8300_expand_epilogue): Likewise.
3617 2010-01-19 Michael Matz <matz@suse.de>
3619 PR tree-optimization/41783
3620 * tree-data-ref.c (toplevel): Include flags.h.
3621 (dump_data_dependence_relation): Also dump the inputs if the
3622 result will be unknown.
3623 (split_constant_offset_1): Look through some conversions.
3624 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3625 the offset from last element is too large.
3626 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3627 (reassociate_to_the_same_stmt): Handle vector registers.
3628 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3630 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3631 wide_prolog_niters argument, emit widening instructions.
3632 (vect_do_peeling_for_alignment): Adjust caller, use widened
3633 variant of the iteration cound.
3634 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3636 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3639 * config/arm/neon-testgen.m (emit_automatics): New parameter
3640 features. Adjust for Fixed_return_reg feature.
3641 (test_intrinsic): Call emit_automatics with new feature.
3642 * config/arm/neon.ml: Update copyright years.
3643 (features): New Fixed_return_reg feature.
3644 (ops): Update feature for Vget_low.
3646 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3648 PR tree-optimization/42719
3649 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3653 * fwprop.c (all_uses_available_at): Return false if def_set dest
3654 is a REG that is used in def_insn.
3656 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3658 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3660 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3663 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3665 * target.h (struct gcc_target) <secondary_reload>: Change type
3666 of last argument to secondary_reload_info *.
3668 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3671 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3672 memory references with unaligned offsets. Remove CQImode handling.
3673 (unaligned_memory_operand): Return 1 for memory references with
3674 unaligned offsets. Remove CQImode handling.
3676 2010-01-18 Richard Guenther <rguenther@suse.de>
3679 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3682 2010-01-18 Richard Guenther <rguenther@suse.de>
3684 PR tree-optimization/42781
3685 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3686 restrict processing only if the original variable was artificial.
3688 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3690 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3691 find number of popped argument bytes.
3693 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3694 Fix the text that describes the return value for invalid insns.
3696 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3698 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3699 Clarify what 'cost of the -dependence' is. Fix quoting.
3701 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3702 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3704 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3706 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3707 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3709 2010-01-17 Richard Guenther <rguenther@suse.de>
3712 * function.c (split_complex_args): Take a VEC to modify.
3713 (assign_parms_augmented_arg_list): Build a VEC instead of
3714 a chain of PARM_DECLs.
3715 (assign_parms_unsplit_complex): Take a VEC of arguments.
3716 Do not fixup unmodified parms.
3717 (assign_parms): Deal with the VEC.
3718 (gimplify_parameters): Likewise.
3720 2010-01-17 Richard Guenther <rguenther@suse.de>
3722 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3723 node existence check.
3724 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3725 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3726 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3727 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3728 (gimple_execute_on_growing_pred): Likewise.
3730 2010-01-17 Richard Guenther <rguenther@suse.de>
3732 PR tree-optimization/42773
3733 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3734 (compute_antic_aux): Likewise.
3735 (compute_partial_antic_aux): Likewise.
3737 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3740 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3743 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3745 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3748 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3749 Fix markup for strict argument.
3751 (TARGET_SCHED_REORDER2): Fix argument types.
3753 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3754 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3756 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3757 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3759 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3762 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3763 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3764 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3765 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3766 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3768 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3770 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3772 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3773 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3775 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3777 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3780 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3782 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3783 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3785 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3787 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3789 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3790 referring to it. Fix language.
3792 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3794 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3796 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3798 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3800 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3801 '@var{stream}. Remove stray 'and'.
3803 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3805 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3807 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3809 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3810 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3812 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3813 Fix description of return value.
3814 Rename argument "sz" to "len."
3816 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3817 Clarify meaning of 'true' return value.
3819 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3821 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3822 rep_mode versus mode_rep.
3824 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3826 (TARGET_BUILTIN_DECL): Fix name.
3828 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3830 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3832 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3834 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3836 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3838 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3841 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3842 Rename argument tm_fn to md_fn.
3844 (TARGET_OPTION_PRINT): Fix argument list.
3846 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3849 * config/i386/i386.c (ix86_fixup_binary_operands):
3850 Revert FMA4 fixup of operands.
3852 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3855 * Makefile.in (write_entries_to_file, install-plugin):
3856 Use \012 instead of \n with tr.
3858 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3860 * configure.ac (HAVE_AS_REF): New C macro.
3861 * configure: Regenerate.
3862 * config.in: Likewise.
3863 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3865 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3868 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3870 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3872 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3874 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3876 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3878 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3880 (TARGET_BINDS_LOCAL_P): Fix argument type.
3882 (TARGET_ASM_FILE_END): Use prototype.
3884 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3886 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3888 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3890 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3892 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3893 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3895 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3896 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3898 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3899 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3900 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3901 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3903 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3905 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3907 (TARGET_INIT_BUILTINS): Use prototype.
3909 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3910 Put 'const char *' in braces. Fix parameter types.
3911 (TARGET_INVALID_CONVERSION): Fix parameter types.
3912 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3913 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3915 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3918 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3920 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3922 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3924 * doc/tm.texi (TARGET_HELP): Fix return type.
3926 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3927 in braces. Fix argument types.
3929 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3931 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3933 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3935 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3936 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3938 (TARGET_MANGLE_TYPE): Fix argument types.
3940 (TARGET_IRA_COVER_CLASSES): Use prototype.
3942 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3944 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3946 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3948 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3950 (TARGET_CALLEE_COPIES): Fix argument types.
3952 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3954 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3956 (TARGET_FUNCTION_VALUE): Fix argument types.
3958 (TARGET_RETURN_IN_MSB): Fix argument type.
3960 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3962 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3964 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3966 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3967 agree with return type.
3969 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3971 2010-01-15 Jing Yu <jingyu@google.com>
3973 PR rtl-optimization/42691
3974 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3975 a pseudo to a constant and are merged, and adjust comments.
3977 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3979 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3981 2010-01-15 Richard Guenther <rguenther@suse.de>
3984 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3985 labels of computed or non-local gotos to the destination.
3986 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3987 landing pad label is the first label.
3989 2010-01-15 Richard Guenther <rguenther@suse.de>
3991 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3993 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3996 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3997 to allow generation of the xssqrtdp instruction on power7.
3998 (sqrtdf2_fpr): Ditto.
4000 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4003 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4004 functions with noreturn attribute.
4007 * varasm.c (declare_weak): Add weak attribute to decl if it
4008 doesn't have one already.
4009 (assemble_external): Only add decls to weak_decls if they also
4010 have weak attribute.
4012 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4014 * var-tracking.c (var_reg_delete): Don't delete the association
4015 between REGs and values or one-part variables if the register
4018 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4021 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4022 because its first operand is a non-localized variable.
4024 2010-01-14 Martin Jambor <mjambor@suse.cz>
4026 PR tree-optimization/42706
4027 * tree-sra.c (encountered_recursive_call): New variable.
4028 (encountered_unchangable_recursive_call): Likewise.
4029 (sra_initialize): Initialize both new variables.
4030 (callsite_has_enough_arguments_p): New function.
4031 (scan_function): Call decl and flags check only for IPA-SRA, check
4032 whether there is a recursive call and whether it has enough arguments.
4033 (all_callers_have_enough_arguments_p): New function.
4034 (convert_callers): Look for recursive calls only when
4035 encountered_recursive_call is set.
4036 (ipa_early_sra): Bail out either if
4037 !all_callers_have_enough_arguments_p or
4038 encountered_unchangable_recursive_call.
4040 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4042 * sel-sched.c: Add 2010 to copyright years.
4043 * sel-sched-ir.c: Likewise.
4044 * sel-sched-ir.h: Likewise.
4046 2010-01-14 Martin Jambor <mjambor@suse.cz>
4048 PR tree-optimization/42714
4049 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4050 constructors specially.
4052 2010-01-14 Andi Kleen <ak@linux.intel.com>
4054 * config/i386/drivers-i386.c (detect_caches_intel):
4055 Add l2sizekb parameter and fill in.
4056 (host_detect_local_cpu): Add l2sizekb, fill in.
4057 Add Atom small cache heuristic.
4059 2010-01-14 Andi Kleen <ak@linux.intel.com>
4061 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4062 Add level3 parameter and fill in.
4063 (detect_caches_intel): Handle level3 cache.
4065 2010-01-14 Andi Kleen <ak@linux.intel.com>
4067 * config/i386/drivers-i386.c (host_detect_local_cpu):
4068 Fix core duo detection.
4070 2010-01-14 Andi Kleen <ak@linux.intel.com>
4072 * config/i386/drivers-i386.c (host_detect_local_cpu):
4075 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4077 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4078 (rs6000_variable_issue_1): this. Use...
4079 (rs6000_variable_issue): here. Reimplement. Print debug info.
4081 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4083 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4084 sel_restore_notes. Update all callers. Call reemit_notes
4087 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4089 PR rtl-optimization/42246
4090 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4093 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4095 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4096 all successors is the same as number of successors in current region.
4098 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4100 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4101 to rename is not separable. Otherwise check that its LHS is not NULL.
4103 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4105 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4107 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4109 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4110 available registers when failed to discover LHS register class.
4111 Fix indentation. Update comment.
4113 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4114 Alexander Monakov <amonakov@ispras.ru>
4116 PR rtl-optimization/42389
4117 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4119 (advance_state_on_fence): Likewise.
4120 (sel_target_adjust_priority): Print debug output only when
4121 sched_verbose >= 4, not 2.
4122 (get_expr_cost): Do not issue all unique insns on the next cycle.
4123 (fill_insns): Initialize can_issue_more from the value saved
4125 * sel-sched-ir.c (flist_add): New parameter issue_more.
4126 Init FENCE_ISSUE_MORE with it.
4127 (merge_fences): Likewise.
4128 (init_fences): Update call to flist_add.
4129 (add_to_fences, add_clean_fence_to_fences)
4130 (add_dirty_fence_to_fences): Likewise.
4131 (move_fence_to_fences): Update call to merge_fences.
4132 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4134 * sel-sched-ir.h (struct _fence): New field issue_more.
4135 (FENCE_ISSUE_MORE): New accessor macro.
4137 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4139 PR rtl-optimization/42388
4140 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4141 that have no predecessors nor successors. Do not call move_bb_info
4142 for empty blocks outside of current region.
4144 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4146 PR rtl-optimization/42294
4147 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4148 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4149 originators' originators.
4151 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4153 PR rtl-optimization/39453
4154 PR rtl-optimization/42246
4155 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4157 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4159 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4160 Alexander Monakov <amonakov@ispras.ru>
4163 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4164 (maybe_tidy_empty_bb): ... here. Make static. Add new
4165 argument. Update all callers.
4166 (tidy_control_flow): ... and here. Recompute topological order
4167 of basic blocks in region if necessary.
4168 (sel_redirect_edge_and_branch): Change return type. Return true
4169 if topological order might have been invalidated.
4170 (purge_empty_blocks): Export and move from...
4171 * sel-sched.c (purge_empty_blocks): ... here.
4172 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4173 (maybe_tidy_empty_bb): Delete prototype.
4174 (purge_empty_blocks): Declare.
4176 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4178 PR rtl-optimization/42249
4179 * sel-sched.c (try_replace_dest_reg): When chosen register
4180 and original register is the same, do not bail out early, but
4181 still check all original insns for validity of replacing destination
4182 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4185 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4188 Port from no-undefined-overflow branch:
4189 2009-03-09 Richard Guenther <rguenther@suse.de>
4191 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4193 2010-01-14 Richard Guenther <rguenther@suse.de>
4196 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4198 2010-01-14 Ira Rosen <irar@il.ibm.com>
4200 PR tree-optimization/42709
4201 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4202 as scalar type in creation of constant vector operand.
4204 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4207 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4208 (check-parallel-%): Match `testsuite' directory component only
4211 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4213 PR translation/39521
4214 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4217 2010-01-13 Richard Guenther <rguenther@suse.de>
4219 PR tree-optimization/42730
4220 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4223 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4226 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4227 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4230 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4232 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4233 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4234 ___umulsi3_highpart.
4236 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4237 rather than schedule_insns if the pass is enabled.
4239 2010-01-13 Martin Jambor <mjambor@suse.cz>
4241 PR tree-optimization/42704
4242 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4245 2010-01-13 Martin Jambor <mjambor@suse.cz>
4247 PR tree-optimization/42703
4248 * tree-sra.c (analyze_access_subtree): Check that we can build a
4249 reference to the original data within the aggregate.
4251 2010-01-13 Richard Guenther <rguenther@suse.de>
4253 PR tree-optimization/42705
4254 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4256 2010-01-13 Richard Guenther <rguenther@suse.de>
4259 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4261 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4264 * var-tracking.c (values_to_unmark): New variable.
4265 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4266 values_to_unmark vector. Moved body to...
4267 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4268 instead queue it into values_to_unmark vector.
4269 (vt_find_locations): Free values_to_unmark vector.
4271 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4273 * config/s390/s390.c (override_options): Set
4274 default of max-pending-list-length to 256
4276 2010-01-13 Richard Guenther <rguenther@suse.de>
4279 * tree-pass.h (PROP_gimple_lcx): New.
4280 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4281 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4282 before the final cleanup_eh.
4283 (dump_properties): Dump PROP_gimple_lcx.
4284 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4285 (tree_lower_complex_O0): Remove.
4286 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4287 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4288 tree_lower_complex, schedule TODO_update_ssa.
4289 * lto-streamer-out.c (output_function): Stream the functions
4291 * lto-streamer-in.c (input_function): Likewise.
4292 (lto_read_body): Do not override them here.
4294 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4297 * c-typeck.c (build_c_cast): Fold value cast to union type before
4298 wrapping it in a CONSTRUCTOR.
4300 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4302 PR rtl-optimization/42699
4303 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4306 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4308 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4309 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4310 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4311 SUBTARGET_WARN_UNUSED_SPEC): ... here
4312 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4314 2010-01-12 Julian Brown <julian@codesourcery.com>
4316 * config/arm/neon-schedgen.ml (Utils): Don't try to
4317 open missing module.
4318 (find_with_result): New.
4320 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4323 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4324 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4326 PR tree-optimization/42645
4327 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4328 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4329 decl_map, set processing_debug_stmt to -1 and return name without
4332 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4334 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4335 binutils version, and reword target configuration description.
4337 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4339 * config/avr/avr.h (LINKER_NAME): Remove.
4341 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4344 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4345 that support VSX, warn for -mno-altivec if vsx is not disabled,
4348 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4349 Shujing Zhao <pearly.zhao@oracle.com>
4351 PR translation/42469
4352 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4353 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4354 character between option name and help text.
4355 * c.opt (imultilib): Likewise.
4357 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4359 * lto-streamer-out.c (output_unreferenced_globals): Output static
4362 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4364 PR rtl-optimization/42621
4365 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4366 optimizing for size.
4367 (duplicate_computed_gotos): Remove now-redundant check.
4369 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4372 * configure.ac: Save and restore LDFLAGS and LIBS
4373 * configure: Regenerate.
4375 2010-01-10 Richard Guenther <rguenther@suse.de>
4378 * builtins.c (fold_builtin_strlen): Add type argument and
4379 convert the resulting length to it.
4380 (fold_builtin_1): Adjust.
4382 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4384 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4385 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4387 (num_insns_constant_wide): Adjust for that change.
4389 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4392 * web.c (union_defs): Add used argument, to combine uses of
4394 (entry_register): Adjust type and tests of used argument.
4395 (web_main): Widen used for new use. Pass it to union_defs.
4396 * df.h (union_defs): Adjust prototype.
4398 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4401 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4402 uses in new incoming argument. Free body.
4403 (reset_debug_uses_in_loop): New.
4404 (analyze_insn_to_expand_var): Call the latter if the former found
4405 anything. Fix whitespace. Reject invalid dest overlaps before
4406 going through all insns in the loop.
4408 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4411 * haifa-sched.c (dying_use_p): Debug insns don't count.
4413 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4416 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4417 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4418 (verify_gimple_call): Reject LHS in noreturn calls.
4420 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4424 * tree-vect-loop-manip.c (adjust_info): New type.
4425 (adjust_vec): New pointer to vector.
4426 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4427 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4428 (slpeel_update_phis_for_duplicate_loop): Use them.
4429 (slpeel_update_phi_nodes_for_guard1): Likewise.
4430 (slpeel_update_phi_nodes_for_guard2): Likewise.
4431 (slpeel_tree_peel_loop_to_edge): Likewise.
4432 (vect_update_ivs_after_vectorizer): Likewise.
4434 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4436 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4437 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4439 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4441 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4442 bogus uninitialized warning.
4444 2010-01-09 Richard Guenther <rguenther@suse.de>
4447 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4448 the evolution is compatible with the initial condition.
4450 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4452 * gcc.c (process_command): Update copyright notice dates.
4453 * gcov.c (print_version): Likewise.
4454 * gcov-dump.c (print_version): Likewise.
4455 * mips-tfile.c (main): Likewise.
4456 * mips-tdump.c (main): Likewise.
4458 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4461 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4463 (rotlhi3_8): Delete.
4465 (rotlsi3_8): Delete.
4466 (rotlsi3_16): Delete.
4467 (rotlsi3_24): Delete.
4469 (*rotw<mode>3): New.
4470 (*rotb<mode>3): New.
4471 * config/avr/avr.c (avr_rotate_bytes): New function.
4472 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4474 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4477 * configure.ac: Modify -rdynamic check.
4478 * configure: Regenerate.
4480 2010-01-08 DJ Delorie <dj@redhat.com>
4482 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4483 register popping order.
4485 2010-01-08 Richard Guenther <rguenther@suse.de>
4488 * c.opt (fsigned-char): Also let LTO handle this option.
4489 (funsigned-char): Likewise.
4491 2010-01-07 Richard Guenther <rguenther@suse.de>
4493 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4494 (gimple_op): Likewise.
4495 (gimple_op_ptr): Likewise.
4496 (gimple_assign_set_lhs): Remove gcc_assert.
4497 (gimple_assign_set_rhs1): Likewise.
4498 (gimple_assign_set_rhs2): Likewise.
4499 (gimple_call_set_lhs): Likewise.
4500 (gimple_call_set_fn): Likewise.
4501 (gimple_call_set_fndecl): Likewise.
4502 (gimple_call_fndecl): Likewise.
4503 (gimple_call_return_type): Likewise.
4504 (gimple_call_set_chain): Likewise.
4505 (gimple_call_num_args): Likewise.
4506 (gimple_call_set_arg): Likewise.
4507 (gimple_cond_set_code): Likewise.
4508 (gimple_cond_set_lhs): Likewise.
4509 (gimple_cond_set_rhs): Likewise.
4510 (gimple_cond_set_true_label): Likewise.
4511 (gimple_cond_set_false_label): Likewise.
4512 (gimple_label_set_label): Likewise.
4513 (gimple_goto_set_dest): Likewise.
4514 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4515 (gimple_debug_bind_get_value): Likewise.
4516 (gimple_debug_bind_get_value_ptr): Likewise.
4517 (gimple_debug_bind_set_var): Likewise.
4518 (gimple_debug_bind_set_value): Likewise.
4519 (gimple_debug_bind_reset_value): Likewise.
4520 (gimple_debug_bind_has_value_p): Likewise.
4521 (gimple_return_retval_ptr): Remove gcc_assert.
4522 (gimple_return_retval): Likewise.
4523 (gimple_return_set_retval): Likewise.
4524 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4525 (safe_referenced_var_iterator): Remove.
4526 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4527 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4528 (fill_referenced_var_vec): Remove.
4529 (first_readonly_imm_use): Remove redundant gcc_assert.
4530 (phi_arg_index_from_use): Combine gcc_asserts.
4531 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4532 (first_imm_use_stmt): Remove redundant gcc_assert.
4533 * tree-cfg.c (verify_gimple_call): Verify function and chain
4534 operands. Verify arguments.
4535 (verify_types_in_gimple_stmt): Verify condition code and labels.
4537 2010-01-07 Richard Guenther <rguenther@suse.de>
4539 PR tree-optimization/42641
4540 * sese.c (rename_map_elt_info): Use the SSA name version, do
4543 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4545 PR tree-optimization/42625
4546 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4547 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4549 2010-01-07 Duncan Sands <baldrick@free.fr>
4551 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4553 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4556 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4557 note itself is not function_invariant_p.
4559 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4561 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4562 Do not add the DF_NOTE problem.
4563 * store-motion.c (execute_rtl_store_motion): Likewise.
4565 2010-01-07 Martin Jambor <mjambor@suse.cz>
4567 PR tree-optimization/42157
4568 * tree-sra.c (compare_access_positions): Stabilize sort if both
4569 accesses have integer types, return zero immediately if they are the
4572 2010-01-06 Richard Henderson <rth@redhat.com>
4575 * haifa-sched.c (add_to_note_list): Merge into ...
4576 (concat_note_lists): ... here, and ...
4577 (unlink_other_notes, rm_other_notes): Merge into...
4578 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4579 NOTE_INSN_EPILOGUE_BEG.
4581 2010-01-06 Richard Guenther <rguenther@suse.de>
4583 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4584 not inline regular functions into always-inline functions.
4586 2010-01-06 Nick Clifton <nickc@redhat.com>
4588 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4589 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4591 (OVERRIDE_OPTIONS): Delete.
4592 (OPTIMIZATION_OPTIONS): Define.
4593 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4594 * config/rx/rx.c (rx_handle_option): Issue an error message if
4595 -mcpu=rx200 and -fpu are used together.
4596 (rx_set_optimization_options): New function. Issue an error
4597 message if an optimization attribute attempts to reset the FPU/
4598 math optimization pairing.
4599 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4600 * config/rx/rx.opt: Set the default to 32-bit doubles.
4601 * config/rx/t-rx: Add multilibs for -nofpu option.
4602 * doc/invoke.texi: Update documentation of RX options.
4604 2010-01-06 Richard Guenther <rguenther@suse.de>
4606 * tree-ssa-pre.c (name_to_id): New global.
4607 (alloc_expression_id): Simplify SSA name handling.
4608 (lookup_expression_id): Likewise.
4609 (init_pre): Zero name_to_id.
4610 (fini_pre): Free it.
4612 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4614 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4616 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4619 * config/i386/sse.md (smaxv2di3): New.
4620 (umaxv2di3): Likewise.
4621 (sminv2di3): Likewise.
4622 (uminv2di3): Likewise.
4624 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4627 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4628 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4629 (legitimize_tls_address): Likewise.
4630 (sparc_tls_referenced_p): Likewise.
4631 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4632 and adjust calls to legitimize_pic_address.
4633 (legitimate_constant_p) Use sparc_tls_referenced_p.
4634 (legitimate_pic_operand_p): Likewise.
4635 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4636 (sparc_tls_symbol_ref_1): Delete.
4637 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4638 (legitimize_tls_address): Make static, handle CONST patterns.
4639 (legitimize_pic_address): Make static, remove unused parameter and
4640 adjust recursive calls.
4641 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4642 and adjust call to legitimize_pic_address.
4643 (sparc_output_mi_thunk): Likewise.
4645 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4646 H.J. Lu <hongjiu.lu@intel.com>
4649 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4650 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4651 operands to make them signed.
4654 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4657 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4658 GTU to GT for V4SI and V2DI.
4660 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4661 (umin<mode>3): Removed.
4663 (uminv4si3): Likewise.
4665 2010-01-05 Martin Jambor <mjambor@suse.cz>
4667 PR tree-optimization/42462
4668 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4669 current_function_decl to helper functions and macros.
4671 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4674 * flags.h: Don't include real.h.
4675 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4676 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4677 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4678 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4679 * dominance.c: Update copyright.
4680 * gimple.c (walk_gimple_op): Remove inline.
4681 * tree-ssa-reassoc.c: Include real.h.
4682 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4683 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4685 2010-01-05 Nick Clifton <nickc@redhat.com>
4687 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4688 register to push into the stack frame when the accumulator has to
4689 be saved during interrupts.
4691 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4693 * doc/invoke.texi: Remove the documentation about option
4695 * common.opt (Wunreachable-code): Preserved for backward
4697 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4698 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4699 the backward compatibility flag section.
4701 2010-01-05 Richard Guenther <rguenther@suse.de>
4703 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4705 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4708 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4710 PR tree-optimization/42508
4711 * tree-sra.c (convert_callers): Check for recursive call
4712 by comparing cgraph nodes instead of decls.
4713 (modify_function): Call ipa_modify_formal_parameters also
4714 on all same_body aliases.
4716 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4717 cgraph nodes when checking for same_body aliases.
4719 2010-01-05 Richard Guenther <rguenther@suse.de>
4721 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4722 allocation and lookup.
4723 (get_or_alloc_expr_for_constant): Likewise.
4724 (phi_translate): Sink allocation.
4726 2010-01-04 Richard Guenther <rguenther@suse.de>
4728 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4729 a new entry only if needed.
4730 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4731 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4733 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4735 (phi_translate): Handle CONSTANTs early.
4737 2010-01-04 Martin Jambor <mjambor@suse.cz>
4739 PR tree-optimization/42398
4740 * tree-sra.c (struct access): Removed flag grp_different_types.
4741 (dump_access): Do not dump the removed flag.
4742 (sort_and_splice_var_accesses): Do not set the removed flag.
4743 (sra_modify_expr): Check for type compatibility directly.
4745 2010-01-04 Martin Jambor <mjambor@suse.cz>
4747 PR tree-optimization/42366
4748 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4749 edges with variable number of parameters.
4750 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4751 flag instead of asserting it.
4752 (ipa_read_node_info): Read uses_analysis_done flag.
4754 2010-01-04 Richard Guenther <rguenther@suse.de>
4756 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4757 iterative_hash_* as intended.
4758 (vn_reference_compute_hash): Likewise. Simplify hashing
4760 (vn_reference_lookup_2): Likewise.
4761 (vn_nary_op_compute_hash): Likewise.
4762 (vn_phi_compute_hash): Likewise.
4763 (expressions_equal_p): Remove strange code.
4764 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4765 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4766 (bitmap_insert_into_set_1): Take value-id as parameter.
4767 (add_to_value): Pass it.
4768 (bitmap_insert_into_set): Likewise.
4769 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4771 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4774 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4775 (do_self_spec): For switches with SWITCH_IGNORE set set also
4776 SWITCH_IGNORE_PERMANENTLY.
4777 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4780 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4782 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4783 tree of an unreferenced global var.
4785 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4788 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4789 GTU to GT for V4SI and V2DI.
4791 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4792 (umin<mode>3): Removed.
4794 (uminv4si3): Likewise.
4796 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4799 * collect2.c (main): Turn on trace in collect2 if -v is passed
4802 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4804 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4805 description of expression operand.
4807 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4809 * configure.ac: Add install-html to target_list for Make-hooks.
4810 * configure: Regenerate.
4811 * fortran/Make-lang.in (F95_HTMLFILES): New.
4812 (fortran.html): Use it.
4813 (fortran.install-html): New.
4814 * Makefile.in (install-html): Add lang.install-html.
4815 * java/Make-lang.in (JAVA_HTMLFILES): New.
4816 (java.html): Use it.
4817 (java.install-html): New.
4818 * objc/Make-lang.in (objc.install-html): New.
4819 * objcp/Make-lang.in (obj-c++.install-html): New.
4820 * cp/Make-lang.in (c++.install-html): New.
4821 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4822 * lto/Make-lang.in (lto.install-html): New.
4824 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4827 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4829 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4831 PR rtl-optimization/41862
4832 * store-motion.c (store_killed_in_insn, compute_store_table,
4833 remove_reachable_equiv_notes, replace_store_insn,
4834 build_store_vectors): Ignore all DEBUG_INSNs.
4836 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4839 * common.opt: Add dumpdir.
4841 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4843 (option_map): Add --dumpdir.
4845 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4847 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4849 * opts.c (decode_options): Try dump_dir_name first if
4850 dump_base_name isn't an absolute path.
4851 (common_handle_option): Handle OPT_dumpdir.
4853 * toplev.c (dump_dir_name): New.
4854 (print_switch_values): Also ignore -dumpdir.
4856 * toplev.h (dump_dir_name): New.
4858 2010-01-03 Richard Guenther <rguenther@suse.de>
4860 PR tree-optimization/42589
4861 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4862 double-word expansion of bswap32.
4864 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4866 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4867 with BLOCK_FOR_INSN.
4868 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4869 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4870 noce_process_if_block): Likewise.
4871 * gcse.c (compute_local_properties, insert_expr_in_table,
4872 insert_set_in_table, canon_list_insert, find_avail_set,
4873 pre_insert_copy_insn): Likewise.
4875 * basic-block.h (BLOCK_NUM): Move from here...
4876 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4878 2010-01-03 Richard Guenther <rguenther@suse.de>
4880 PR tree-optimization/42438
4881 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4882 contains_may_not_return_call flag.
4883 (BB_MAY_NOTRETURN): New.
4884 (valid_in_sets): Trapping nary operations are not valid
4885 in blocks that may not return.
4886 (insert_into_preds_of_block): Remove check for trapping expressions.
4887 (compute_avail): Compute also BB_MAY_NOTRETURN.
4889 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4891 * doc/invoke.texi: Add 2010 to copyright years.
4893 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4895 * config/sparc/sparc.c: Fix formatting nits.
4897 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4898 Alexander Monakov <amonakov@ispras.ru>
4900 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4902 2010-01-02 Richard Guenther <rguenther@suse.de>
4905 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4906 (simplify_switch_using_ranges): Mark to be removed edges
4909 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4911 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4913 * collect2.c (scan_libraries): Add missing argument in call to
4916 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4919 * config/alpha/predicates.md (aligned_memory_operand): Return false
4921 (unaligned_memory_operand): Return true for CQImode.
4922 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4923 doesn not cross aligned SImode word boundary.
4925 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4927 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4929 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4930 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4932 2010-01-02 Richard Guenther <rguenther@suse.de>
4935 * toplev.c (compile_file): Emit LTO marker properly. Change
4937 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4939 2010-01-01 Richard Guenther <rguenther@suse.de>
4942 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4944 2010-01-01 Richard Guenther <rguenther@suse.de>
4947 * c-decl.c (grokdeclarator): For zero-size arrays force
4948 structural equality checks as layout_type does.
4950 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4952 * builtins.c: Update copyright to 2010.
4954 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4957 * lto-streamer-out.c (produce_asm): Revert the last change.
4958 (copy_function): Likewise.
4960 * lto-streamer.c (lto_get_section_name): Skip any leading
4963 2010-01-01 Richard Guenther <rguenther@suse.de>
4966 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4970 Copyright (C) 2010 Free Software Foundation, Inc.
4972 Copying and distribution of this file, with or without modification,
4973 are permitted in any medium without royalty provided the copyright
4974 notice and this notice are preserved.
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