1 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4 for all the passes of the LNO having LOOP_CLOSED_SSA.
5 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
6 * tree-loop-distribution.c (pass_loop_distribution): Same.
7 * tree-pass.h (TODO_verify_loops): Removed.
8 * tree-ssa-loop.c (pass_tree_loop_init): Same.
10 (pass_tree_unswitch): Same.
12 (pass_vectorize): Same.
13 (pass_linear_transform): Same.
14 (pass_graphite_transforms): Same.
15 (pass_iv_canon): Same.
16 (pass_complete_unroll): Same.
17 (pass_complete_unrolli): Same.
18 (pass_parallelize_loops): Same.
19 (pass_loop_prefetch): Same.
20 (pass_iv_optimize): Same.
22 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
25 * passes.c (init_optimization_passes): Move pass_lim before
26 pass_copy_prop and pass_dce_loop.
28 2010-04-06 Jakub Jelinek <jakub@redhat.com>
31 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
32 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
33 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
34 MULTI_* defines for 4 argument vpermil2p* builtins.
36 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
38 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
39 * config/i386/i386.c (x86_maybe_negate_const_int): New.
40 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
41 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
42 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
43 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
44 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
45 Use x86_maybe_negate_const_int to output insn mnemonic.
46 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
47 check from instruction predicate. Update comments.
48 * config/i386/sync.md (sync_add<mode>): Use
49 x86_maybe_negate_const_int to output insn mnemonic.
51 2010-04-06 Jan Hubicka <jh@suse.cz>
53 PR tree-optimization/42906
54 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
55 IGNORE_SELF argument. Set visited_control_parents for fully
57 (find_obviously_necessary_stmts): Update call of
58 mark_control_dependent_edges_necessary.
59 (propagate_necessity): Likewise. Handle PHI edges more curefully.
61 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
63 * config/i386/i386.md: Remove comment about 'e' and 'E'
66 2010-04-06 Richard Guenther <rguenther@suse.de>
68 PR tree-optimization/43627
69 * tree-vrp.c (extract_range_from_unary_expr): Widenings
70 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
73 2010-04-06 Jakub Jelinek <jakub@redhat.com>
75 * BASE-VER: Change to 4.6.0.
78 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
81 2010-04-06 Richard Guenther <rguenther@suse.de>
84 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
86 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
88 * doc/invoke.texi (Optimize Options): Document that LTO
89 won't remove object access purely due to incompatible
92 2010-04-04 Matthias Klose <doko@ubuntu.com>
94 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
97 2010-04-03 Richard Guenther <rguenther@suse.de>
100 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
101 require a non-NULL MEM_OFFSET.
103 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
105 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
106 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
107 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
108 config/alpha/predicates.md, config/arm/arm.md,
109 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
110 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
111 config/darwin9.h, config/darwin.c, config/darwin.h,
112 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
113 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
114 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
115 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
116 config/mips/mips.md, config/mn10300/mn10300.c,
117 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
118 config/rs6000/aix.h, config/rs6000/dfp.md,
119 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
120 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
121 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
122 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
123 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
124 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
125 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
126 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
127 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
128 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
129 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
130 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
131 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
132 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
133 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
134 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
135 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
136 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
137 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
138 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
139 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
140 opt-functions.awk, opth-gen.awk, params.def, passes.c,
141 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
142 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
143 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
144 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
145 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
146 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
147 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
148 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
149 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
150 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
151 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
152 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
153 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
154 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
156 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
159 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
160 * aclocal.m4: Regenerate.
162 2010-04-02 Richard Guenther <rguenther@suse.de>
164 PR tree-optimization/43629
165 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
166 if we have seen a constant value.
168 2010-04-02 Joseph Myers <joseph@codesourcery.com>
170 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
173 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
176 * arm.c (legitimize_tls_address): Adjust call to
177 gen_tls_load_dot_plus_four.
178 (arm_note_pic_base): New function.
179 (arm_cannot_copy_insn_p): Use it.
180 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
183 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
188 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
190 * Makefile.in ($(out_object_file)): Depend on
191 gt-$(basename $(notdir $(out_file))).h.
193 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
195 * config.gcc (lm32-*-rtems*): Add t-lm32.
197 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
199 * config.gcc: Add lm32-*-rtems*.
200 * config/lm32/rtems.h: New file.
202 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
205 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
207 2010-04-01 Jakub Jelinek <jakub@redhat.com>
209 * dwarf2out.c (output_compilation_unit_header): For
210 -gdwarf-4 use version 4 instead of version 3.
211 (output_line_info): For version 4 and above emit additional
212 maximum ops per insn header field.
213 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
215 * dwarf2out.c (is_c_family, is_java): Remove.
216 (lower_bound_default): New function.
217 (add_bound_info, gen_descr_array_type_die): Use it.
219 2010-04-01 Dodji Seketeli <dodji@redhat.com>
222 * dwarf2out.c (gen_variable_die): Allow debug info for variable
223 re-declaration when it happens in a function.
225 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
227 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
228 (cgraph_remove_function_insertion_hook): Same.
229 (cgraph_call_function_insertion_hooks): Same.
231 2010-04-01 Richard Guenther <rguenther@suse.de>
234 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
235 and TREE_THIS_VOLATILE.
236 (copy_ref_info): Likewise.
237 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
238 * tree.c (build6_stat): Ignore side-effects of all but arg5
239 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
242 2010-04-01 Richard Guenther <rguenther@suse.de>
244 PR tree-optimization/43607
245 * ipa-type-escape.c (check_call): Do not access non-existing
248 2010-04-01 Richard Guenther <rguenther@suse.de>
252 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
253 Jack Howarth <howarth@bromo.med.uc.edu>
255 * tree-profile.c (tree_init_ic_make_global_vars): Make static
258 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
260 * doc/install.texi (Prerequisites): Document libelf usability on
261 IRIX 5/6 and Solaris 2.
262 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
263 Update GNU as, GNU ld requirements.
264 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
265 Document Sun Studio compiler download.
266 Update and simplify as, ld recommendations.
267 (Specific, *-*-solaris2.7): Note obsoletion, removal.
269 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
271 * config.guess (i[34567]86-*-solaris2*): Default with_arch_32,
272 with_tune_32 to pentium4.
274 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
276 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
278 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
280 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
283 Document GNU as requirement.
284 Update configure requirements.
285 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
287 Recomment IRIX 6.5.18+.
288 Document IDF/IDL requirement.
289 Document GNU as requirement.
290 Document GNU ld bootstrap failure.
291 Remove freeware.sgi.com reference.
293 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
295 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
296 UNIX V4.0, V5.0 obsoletion, removal.
297 Remove --with-gc=simple reference.
298 Update VM requirements during bootstrap.
299 Remove -oldas bootstrap description.
300 Update binutils reference.
301 Remove comparison failure note.
303 2010-03-31 Richard Guenther <rguenther@suse.de>
304 Zdenek Dvorak <ook@ucw.cz>
305 Sebastian Pop <sebastian.pop@amd.com>
308 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
309 with multiple arguments.
310 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
312 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
314 * graphite-dependences.c (print_pddr): Call print_pdr with an
316 * graphite-poly.c (debug_pdr): Add an extra argument for the
319 (print_pbb_domain): Same.
321 (print_scop_context): Same.
324 (debug_pbb_domain): Same.
328 (debug_scop_context): Same.
331 (print_scop_params): Same.
332 (debug_scop_params): Same.
333 (print_iteration_domain): Same.
334 (print_iteration_domains): Same.
335 (debug_iteration_domain): Same.
336 (debug_iteration_domains): Same.
337 (print_scattering_function): Same.
338 (print_scattering_functions): Same.
339 (debug_scattering_function): Same.
340 (debug_scattering_functions): Same.
341 * graphite-poly.h (debug_pdr): Update declaration.
343 (print_pbb_domain): Same.
345 (print_scop_context): Same.
348 (debug_pbb_domain): Same.
352 (debug_scop_context): Same.
355 (print_scop_params): Same.
356 (debug_scop_params): Same.
357 (print_iteration_domain): Same.
358 (print_iteration_domains): Same.
359 (debug_iteration_domain): Same.
360 (debug_iteration_domains): Same.
361 (print_scattering_function): Same.
362 (print_scattering_functions): Same.
363 (debug_scattering_function): Same.
364 (debug_scattering_functions): Same.
366 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
368 * graphite-poly.c (print_scattering_function_1): New.
369 (print_scattering_function): Call it.
370 (print_scop_params): Remove spaces at the end of lines.
373 * graphite-poly.h (print_cloog): Declared.
374 (debug_cloog): Declared.
376 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
378 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
380 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
381 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
382 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
383 to switch between adding the IV bump in loop->latch or in loop->header.
385 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
387 * graphite-poly.c (print_scattering_function): Pretty print following
390 (print_pbb_domain): Same.
391 (dump_gbb_cases): Same.
392 (dump_gbb_conditions): Same.
395 (print_scop_params): Same.
396 (print_scop_context): Same.
398 (print_pbb_body): New.
399 (lst_indent_to): New.
400 (print_lst): Start new lines with a #.
401 * graphite-poly.h (pbb_bb): New.
402 (pbb_index): Use pbb_bb.
403 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
405 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
407 2010-03-31 Jakub Jelinek <jakub@redhat.com>
409 * dwarf2out.c (size_of_die): For -gdwarf-4 use
410 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
411 and 0 instead of 1 for dw_val_class_flag.
412 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
413 dw_val_class_range_list, dw_val_class_loc_list,
414 dw_val_class_lineptr and dw_val_class_macptr, use
415 DW_FORM_flag_present for dw_val_class_flag and
416 DW_FORM_exprloc for dw_val_class_loc.
417 (output_die): For -gdwarf-4 print dw_val_class_loc
418 size as uleb128 instead of 1 or 2 bytes and don't print
419 anything for dw_val_class_flag.
421 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
422 instead of cselib_lookup following by tweaking locs->setting_insn.
425 * cselib.c (cselib_process_insn): Clear cselib_current_insn
426 even before returning from label, setjmp call or volatile asm
429 2010-03-31 Richard Guenther <rguenther@suse.de>
432 * cgraphunit.c (cgraph_output_in_order): Do not allocate
433 temporary data on stack.
435 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
437 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
438 (PUSHSECTION_ASM_OP): Remove.
439 (POPSECTION_ASM_OP): Remove.
440 (PUSHSECTION_FORMAT): Remove.
441 * config/sol2.h (PUSHSECTION_FORMAT): Define.
442 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
443 * config/sol2.c (solaris_output_init_fini): Use it.
445 2010-03-31 Jie Zhang <jie@codesourcery.com>
448 * opt-functions.awk (var_type_struct): Use signed char type
449 for simple variables.
451 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
453 * config/sol2.c: Include output.h.
454 (solaris_assemble_visibility): New function.
455 * config/t-sol2 (sol2.o): Add output.h dependency.
456 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
457 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
460 2010-03-31 Jakub Jelinek <jakub@redhat.com>
463 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
464 V2SImode or XFmode on PRE_DEC.
467 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
470 2010-03-31 Jie Zhang <jie@codesourcery.com>
473 * reload.h (caller_save_initialized_p): Declare.
474 * toplev.c (backend_init_target): Don't call
475 init_caller_save but set caller_save_initialized_p to false.
476 * caller-save.c (caller_save_initialized_p): Define.
477 (init_caller_save): Check caller_save_initialized_p.
478 * ira.c (ira): Call init_caller_save if flag_caller_saves.
480 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
483 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
484 and soft-fp/t-softfp to tmake_file.
485 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
486 (LIBGCC2_TF_CEXT): Define.
489 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
492 * cselib.c (n_useless_values): Document handling of debug locs.
493 (n_useless_debug_values, n_debug_values): New variables.
494 (new_elt_loc_list): Don't add to debug values, keep count.
495 (promote_debug_loc): New.
496 (cselib_reset_table): Zero new variables.
497 (entry_and_rtx_equal_p): Promote debug locs.
498 (discard_useless_locs): Increment n_useless_debug_values for
500 (remove_useless_values): Adjust n_useless_values and n_debug_values
501 with n_useless_debug_values.
502 (add_mem_for_addr): Promote debug locs.
503 (cselib_lookup_mem): Likewise.
504 (cselib_lookup_addr): Renamed to...
505 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
506 (cselib_log_lookup): ... this. Turn into...
507 (cselib_lookup_addr): ... new wrapper.
508 (cselib_lookup_from_insn): New.
509 (cselib_invalidate_regno): Increment n_useless_debug_values for
511 (cselib_invalidate_mem): Likewise.
512 (cselib_process_insn): Take n_deleted and n_debug_values into
513 account to guard remove_useless_value call.
514 (cselib_finish): Zero n_useless_debug_values.
515 * cselib.h (cselib_lookup_from_insn): Declare.
516 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
517 (sched_analyze_2): Likewise.
519 2010-03-30 Jakub Jelinek <jakub@redhat.com>
521 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
523 (adjust_mems): Replace narrowing SUBREG of expression containing
524 just PLUS, MINUS, MULT and ASHIFT of registers and constants
525 with operations in the narrower mode.
528 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
529 regs_invalidated_by_call instead all call_used_reg_set registers.
531 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
534 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
535 pointer comparisons with types_compatible_p.
536 * tree-vect-stmts.c (vectorizable_call): Same.
537 (vectorizable_condition): Same.
539 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
541 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
542 stack check if the mask would be zero.
544 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
545 Jack Howarth <howarth@bromo.med.uc.edu>
547 * tree-profile.c (tree_init_ic_make_global_vars): Make static
550 2010-03-30 Joseph Myers <joseph@codesourcery.com>
553 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
555 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
556 Include ___unordxf2 and ___unordtf2.
557 * config/i386/libgcc-glibc.ver: Do not define inheritance from
560 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
562 * config/lm32/t-lm32: New file.
563 * config.gcc: Use the above file when targetting lm32.
565 2010-03-28 Duncan Sands <baldrick@free.fr>
567 * Makefile.in (PLUGIN_HEADERS): Add except.h.
569 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
572 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
573 Improve vectorization cost model diagnostic.
575 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
578 * tree-vect-data-refs.c (vect_analyze_data_refs): When
579 compute_data_dependences_for_loop returns false, early exit
580 and output an extra diagnostic for the failed data reference
583 2010-03-29 Richard Guenther <rguenther@suse.de>
585 PR tree-optimization/43560
586 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
587 (can_sm_ref_p): Treat stores to readonly locations as trapping.
589 2010-03-29 Jie Zhang <jie@codesourcery.com>
592 * toplev.c (process_options): Set optimization_default_node
593 and optimization_current_node.
594 * opts.c (decode_options): Don't set optimization_default_node
595 and optimization_current_node.
597 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
599 * config/rtems.h: Abandon -qrtems_debug.
601 2010-03-28 Jan Hubicka <jh@suse.cz>
603 PR tree-optimization/43505
604 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
605 map should not be copied.
607 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
610 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
611 cdtors, set DECL_PRESERVE_P.
612 * ipa.c (cgraph_externally_visible_p): Return true if declaration
615 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
617 PR tree-optimization/43528
618 * stor-layout.c (place_field): Check that constant fits into
619 unsigned HWI when skipping calculation of MS bitfield layout.
621 2010-03-27 Jan Hubicka <jh@suse.cz>
624 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
625 notice_global_symbol work.
627 2010-03-27 Jakub Jelinek <jakub@redhat.com>
629 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
630 instead of dwarf2out_decl.
631 (struct var_loc_node): Remove section_label field.
632 (dwarf2out_function_decl): New function.
633 (dwarf2out_var_location): Don't set section_label field.
634 (dwarf2out_begin_function): Don't empty decl_loc_table here.
636 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
638 PR tree-optimization/43544
639 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
640 First argument for builtin vectorized function hook is now a
641 tree to be able to distinguish between machine specific and
643 * targhooks.c (default_builtin_vectorized_function): Ditto.
644 * targhooks.h (default_builtin_vectorized_function): Ditto.
645 * target.h (struct gcc_target): Ditto.
646 * tree-vect-stmts.c (vectorizable_function): Ditto.
647 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
648 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
651 2010-03-26 Joseph Myers <joseph@codesourcery.com>
654 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
655 nested binding iff it is a FUNCTION_DECL.
656 (store_parm_decls_newstyle): Pass nested=true to bind for
657 FUNCTION_DECLs amongst parameters.
659 2010-03-26 Jakub Jelinek <jakub@redhat.com>
661 * var-tracking.c (vt_expand_loc_callback): Don't run
662 cselib_expand_value_rtx_cb in dummy mode if
663 cselib_dummy_expand_value_rtx_cb returned false.
665 * var-tracking.c (emit_note_insn_var_location): For one part
666 notes with offset 0, don't add EXPR_LIST around the location.
667 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
668 add_location_or_const_value_attribute): Adjust for that change.
671 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
672 into first operand and location into second.
673 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
674 dw_cfi_oprnd_loc for DW_CFA_expression.
675 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
676 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
677 assume first argument is regnum and second argument is location.
679 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
682 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
683 of scratch register to DImode. Split to DImode comparison operator.
684 Use SImode subreg of scratch register in the multiplication.
685 (*cmp_sadd_sidi): Ditto.
686 (*cmp_ssub_si): Ditto.
687 (*cmp_ssub_sidi): Ditto.
689 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
692 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
693 Remove invalid assert and wrong comment.
695 2010-03-26 Jakub Jelinek <jakub@redhat.com>
698 * flags.h (final_insns_dump_p): New extern.
699 * final.c (final_insns_dump_p): New variable.
700 (rest_of_clean_state): Set it before -fdump-final-insns=
701 dumping, clear afterwards.
702 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
703 MEM_ALIAS_SET on MEMs.
705 2010-03-26 David S. Miller <davem@davemloft.net>
707 * configure.ac: Fix sparc GOTDATA_OP bug check.
708 * configure: Rebuild.
710 2010-03-26 Alan Modra <amodra@gmail.com>
712 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
714 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
716 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
717 TLS_SECTION_ASM_FLAG.
719 2010-03-25 Jakub Jelinek <jakub@redhat.com>
722 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
723 Clear first_function_block_is_cold.
726 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
727 argument if the argument is truth_value_p.
729 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
731 * config/rs6000/constraints.md: Update copyright year for my changes.
734 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
735 used in reg+reg addressing, swap registers.
737 2010-03-24 Jakub Jelinek <jakub@redhat.com>
740 * target.h (struct gcc_target): Add code_end hook.
741 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
743 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
744 * toplev.c (compile_file): Call targetm.asm_out.code_end
745 hook before unwind info/debug info output.
746 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
747 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
748 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
749 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
750 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
751 * config/i386/i386.c (ix86_file_end): Renamed to...
752 (ix86_code_end): ... this. Make static. Don't call
753 file_end_indicate_exec_stack. Emit unwind info using
754 final_start_function/final_end_function.
755 (darwin_x86_file_end): Remove.
756 (TARGET_ASM_CODE_END): Define.
757 * config/i386/i386.h (TARGET_ASM_FILE_END,
758 NEED_INDICATE_EXEC_STACK): Don't define.
759 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
760 (TARGET_ASM_FILE_END): Define to darwin_file_end.
761 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
762 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
765 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
766 at the beginning and final_end_function at the end.
767 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
769 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
771 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
772 and Sun as TLS syntax.
773 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
774 * configure: Regenerate.
775 * config.in: Regenerate.
776 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
777 (default_elf_asm_named_section): Use it.
778 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
779 (i386_output_dwarf_dtprel): Likewise.
780 (output_addr_const_extra): Likewise.
781 (output_pic_addr_const): Lowercase @GOTTPOFF.
782 (output_addr_const_extra): Likewise.
783 (output_pic_addr_const): Lowercase @GOTNTPOFF.
784 (output_addr_const_extra): Likewise.
785 (output_pic_addr_const): Lowercase @INDNTPOFF.
786 (output_addr_const_extra): Likewise.
787 (output_pic_addr_const): Lowercase @NTPOFF.
788 (output_addr_const_extra): Likewise.
789 (output_pic_addr_const): Lowercase @TPOFF.
790 (output_addr_const_extra): Likewise.
791 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
792 (*tls_global_dynamic_64): Likewise.
793 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
794 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
796 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
797 (ASM_OUTPUT_TLS_COMMON): Use it.
798 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
801 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
802 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
803 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
804 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
805 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
806 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
808 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
810 * config/i386/i386.c (override_options): Don't accept
811 -mtls-dialect=sun any longer.
812 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
813 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
814 (*tls_local_dynamic_base_32_sun): Likewise.
815 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
817 2010-03-24 Jakub Jelinek <jakub@redhat.com>
820 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
821 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
824 * ira.c (adjust_cleared_regs): New function.
825 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
829 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
831 * expr.c (expand_expr_real): Restore previous
832 curr_insn_source_location and curr_insn_block after
833 expand_expr_real_1 call.
834 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
835 instead of expand_expr_real_1.
837 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
839 PR rtl-optimization/43413
840 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
843 2010-03-22 James E. Wilson <wilson@codesourcery.com>
846 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
847 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
849 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
851 * config/i386/i386.c (ix86_target_string): Add -mfma.
852 Fix a typo in comment.
854 2010-03-22 Mike Stump <mikestump@comcast.net>
857 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
858 Don't overly align based upon packed packed fields.
860 2010-03-22 Jason Merrill <jason@redhat.com>
862 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
863 Use () rather than [], and move before the element type.
865 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
867 * doc/configfiles.texi (Configuration Files): Removed
868 fixinc/Makefile*, intl/Makefile.*.
869 * doc/makefile.texi: Fixed markup. Abstract from version
871 (Makefile): Removed obsolete gcc/java/parse.y example.
872 * doc/sourcebuild.texi: Likewise.
873 (Top Level): Added config, gnattools, libdecnumber, libgcc,
874 libgomp, libssp. Removed fastjar.
875 (Miscellaneous Docs): Clarify location.
876 Added COPYING3, COPYING3.LIB.
877 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
879 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
882 * config/i386/i386.c (x86_function_profiler)
883 [!NO_PROFILE_COUNTERS]: Fix typo.
884 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
887 2010-03-22 Janis Johnson <janis187@us.ibm.com>
888 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
890 * doc/sourcebuild.texi (Test Directives): Split into six
891 subsections, with most of the current text in new subsections
892 Directives, Selectors, and Final Actions.
893 (Directives): Split list of test directives into multiple
895 (Selectors): Describe use and syntax of selectors.
896 (Effective-Target Keywords): Describe all existing keywords.
897 (Add Options): Describe features for dg-add-options.
898 (Require Support): Describe variants of dg-require-support.
899 (Final Actions): Describe commands to use in dg-final.
901 2010-03-22 Michael Matz <matz@suse.de>
904 * recog.c (validate_replace_rtx_group): Replace also in
905 REG_EQUAL and REG_EQUIV notes.
907 2010-03-22 Richard Guenther <rguenther@suse.de>
909 PR tree-optimization/43390
910 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
911 sure vector extracts are type correct.
913 2010-03-22 Richard Guenther <rguenther@suse.de>
916 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
917 x * sqrt (x) even when optimizing for size if the target
918 has native support for sqrt.
920 2010-03-22 Jakub Jelinek <jakub@redhat.com>
922 * varasm.c (make_decl_rtl_for_debug): Also clear
923 flag_mudflap for the duration of make_decl_rtl call.
926 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
927 locs from preserved VALUEs.
929 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
932 * pa.md (movmemsi): Set align to one if zero.
933 (movmemdi): Likewise.
935 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
938 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
939 with their corresponding prologue pushes.
941 2010-03-20 Andrew Pinski <pinskia@gmail.com>
944 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
945 at the begining or end.
946 (spu_expand_epilogue): Likewise.
948 2010-03-20 Richard Guenther <rguenther@suse.de>
950 PR rtl-optimization/43438
951 * combine.c (make_extraction): Properly zero-/sign-extend an
952 extraction of the low part of a CONST_INT. Also handle
955 2010-03-19 Mike Stump <mikestump@comcast.net>
957 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
958 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
959 (override_options): Use SUBTARGET32_DEFAULT_CPU.
961 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
964 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
967 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
969 PR rtl-optimization/42258
970 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
971 use that may match DEF.
974 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
975 the cost of loading the constant rather than assuming
977 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
978 outer code is AND, do the same tests as the andsi3 expander and
979 return COSTS_N_INSNS (1) if and is cheap.
981 * optabs.c (avoid_expensive_constant): Fix formatting.
983 2010-03-19 Michael Matz <matz@suse.de>
986 * attribs.c (decl_attributes): When rebuilding a function pointer
987 type use the same qualifiers as the original pointer type.
989 2010-03-19 Martin Jambor <mjambor@suse.cz>
991 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
992 and is_gimple_ip_invariant_address.
994 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
997 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
999 * config/arm/arm.c (arm_override_options): Turn off
1000 flag_dwarf2_cfi_asm for AAPCS variants.
1002 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1005 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1006 Use PRE_MODIFY instead of PRE_DEC.
1007 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1008 (vfp_emit_fstmd): Likewise.
1010 2010-03-19 Michael Matz <matz@suse.de>
1013 * builtins.c (expand_builtin_interclass_mathfn,
1014 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1017 2010-03-19 Richard Guenther <rguenther@suse.de>
1019 PR tree-optimization/43415
1020 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1021 (phi_translate_1): ... this.
1022 (phi_translate): Move all caching here. Cache all NARY
1023 and REFERENCE translations.
1025 2010-03-19 David S. Miller <davem@davemloft.net>
1027 With help from Eric Botcazou.
1028 * config/sparc/sparc.c: Include dwarf2out.h.
1029 (emit_pic_helper): Delete.
1030 (pic_helper_symbol_name): Delete.
1031 (pic_helper_emitted_p): Delete.
1032 (pic_helper_needed): New.
1033 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1034 (get_pc_thunk_name): New.
1035 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1036 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1037 Set pic_helper_needed to true. Don't call emit_pic_helper.
1038 (sparc_expand_prologue): Update load_pic_register call.
1039 (sparc_output_mi_thunk): Likewise.
1040 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1041 thunk if possible. Output CFI information as needed.
1043 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1044 Jack Howarth <howarth@bromo.med.uc.edu>
1047 * config/i386/i386.h: Fix ABI on darwin x86-32.
1049 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1051 * tree.h: Declare make_decl_rtl_for_debug.
1052 * varasm.c (make_decl_rtl_for_debug): New.
1053 * dwarf2out.c (rtl_for_decl_location): Call it.
1054 * cfgexpand.c (expand_debug_expr): Call it.
1056 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1059 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1063 * var-tracking.c (vt_init_cfa_base): Do nothing if
1064 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1066 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1069 * var-tracking.c (canonicalize_vars_star): New.
1070 (dataflow_post_merge_adjust): Use it.
1072 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1075 * var-tracking.c (non_suitable_const): New function.
1076 (add_uses): For DEBUG_INSNs with constants, don't record any
1077 value, instead just the constant value itself.
1078 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1079 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1080 (emit_notes_in_bb): Likewise.
1081 (emit_note_insn_var_location): For onepart variables if
1082 cur_loc is a VOIDmode constant, use DECL_MODE.
1084 2010-03-18 Martin Jambor <mjambor@suse.cz>
1087 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1088 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1089 all non-clones. Moved call redirection...
1090 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1091 (cgraph_materialize_all_clones): Dispose of all
1092 combined_args_to_skip bitmaps.
1093 (verify_cgraph_node): Do not check for edges pointing to wrong
1094 nodes in inline clones.
1095 * tree-inline.c (copy_bb): Call
1096 cgraph_redirect_edge_call_stmt_to_callee.
1097 * ipa.c (cgraph_remove_unreachable_nodes): Call
1098 cgraph_node_remove_callees even when there are used clones.
1100 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1102 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1104 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1107 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1110 2010-03-18 Michael Matz <matz@suse.de>
1113 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1114 into sqrt(x) if we need to preserve signed zeros.
1116 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1117 Eric Botcazou <ebotcazou@adacore.com>
1119 PR rtl-optimization/43360
1120 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1121 note if we don't know its invariant status.
1123 2010-03-18 Michael Matz <matz@suse.de>
1125 PR tree-optimization/43402
1126 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1127 PHI chains of ssa names registered for update.
1129 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1132 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1133 non-offsettable and pre_modify update addressing.
1134 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1135 and "2" alternatives "#".
1136 (*movdd_softfloat32): Make all alternatives "#";
1137 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1138 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1139 (*movdf_softfloat32): Make all alternatives "#";
1140 (movdi): Use the new DIFD mode iterator to create a common splitter
1141 for movdi, movdf and movdd patterns.
1143 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1145 * common.opt (dumpdir): Remove redundant tab.
1147 2010-03-17 Martin Jambor <mjambor@suse.cz>
1149 PR tree-optimization/43347
1150 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1151 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1153 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1155 PR rtl-optimization/42216
1156 * regrename.c (create_new_chain): New function, broken out from...
1157 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1158 appending a use to an empty chain.
1159 (build_def_use): Remove previous changes that convert OP_INOUT to
1160 OP_OUT operands; instead detect the case where an OP_INOUT operand
1161 uses a previously untracked register and create an empty chain for it.
1163 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1165 * doc/extend.texi (Function Attributes): Rewrite unfinished
1166 sentence in ms_abi documentation.
1168 2010-03-17 Alan Modra <amodra@gmail.com>
1170 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1171 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1172 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1173 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1175 2010-03-16 Richard Henderson <rth@redhat.com>
1178 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1179 (lower_try_finally): Save and restore eh_seq around the expansion
1182 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1184 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1185 statements before splitting block.
1187 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1189 * doc/sourcebuild.texi (Testsuites): Fix markup.
1190 Use pathnames relative to gcc/testsuite.
1191 (Test Directives): Move description of how timeout is determined.
1192 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1193 (C Tests): Correct gcc.misc-tests directory.
1194 Framework tests now live in gcc.test-framework.
1196 2010-03-16 Richard Guenther <rguenther@suse.de>
1199 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1200 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1202 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1203 Alexandre Oliva <aoliva@redhat.com>
1205 PR tree-optimization/42917
1206 * lambda-code.c (remove_iv): Skip debug statements.
1207 (lambda_loopnest_to_gcc_loopnest): Likewise.
1208 (not_interesting_stmt): Debug statements are not interesting.
1210 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1214 * cselib.c (cselib_preserve_constants,
1215 cfa_base_preserved_val): New static variables.
1216 (preserve_only_constants): New function.
1217 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1218 clear its REG_VALUES. If cselib_preserve_constants, don't
1219 empty the whole hash table, but preserve there VALUEs with constants,
1220 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1221 (cselib_preserve_cfa_base_value): New function.
1222 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1223 (cselib_init): Change argument to int bitfield. Set
1224 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1226 (cselib_finish): Clear cselib_preserve_constants and
1227 cfa_base_preserved_val.
1228 * cselib.h (enum cselib_record_what): New enum.
1229 (cselib_init): Change argument to int.
1230 (cselib_preserve_cfa_base_value): New prototype.
1231 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1232 * dse.c (dse_step1): Likewise.
1233 * cfgcleanup.c (thread_jump): Likewise.
1234 * sched-deps.c (sched_analyze): Likewise.
1235 * gcse.c (local_cprop_pass): Likewise.
1236 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1237 If FN is non-NULL, call the callback always and whenever it returns
1238 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1239 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1240 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1241 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1242 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1243 * var-tracking.c: Include recog.h.
1244 (bb_stack_adjust_offset): Remove.
1245 (vt_stack_adjustments): Don't call it, instead just gather the
1246 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1247 (adjust_stack_reference): Remove.
1248 (compute_cfa_pointer): New function.
1249 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1250 (struct adjust_mem_data): New type.
1251 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1253 (get_address_mode): New function.
1254 (replace_expr_with_values): Use it.
1255 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1256 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1257 (adjust_sets): Remove.
1258 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1259 Use get_address_mode.
1260 (get_adjusted_src): Remove.
1261 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1262 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1263 (add_with_sets): Don't call adjust_sets.
1264 (fp_setter, vt_init_cfa_base): New functions.
1265 (vt_initialize): Change return type to bool. Move most of pool etc.
1266 initialization to the beginning of the function from end. Pass
1267 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1268 If !frame_pointer_needed, call vt_stack_adjustment before mos
1269 vector is filled, call vt_init_cfa_base if argp/framep has been
1270 eliminated to sp. If frame_pointer_needed and argp/framep has
1271 been eliminated to hard frame pointer, set
1272 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1273 encountering fp setter in the prologue. For MO_ADJUST, call
1274 log_op_type before pusing the op into mos vector, not afterwards.
1275 Call adjust_insn before cselib_process_insn/add_with_sets,
1276 call cancel_changes (0) afterwards.
1277 (variable_tracking_main_1): Adjust for vt_initialize calling
1278 vt_stack_adjustments and returning whether it succeeded or not.
1280 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1282 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1285 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1287 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1289 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1290 drap_reg has not been set.
1292 2010-03-15 Michael Matz <matz@suse.de>
1295 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1296 use it to expand block copies.
1297 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1298 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1299 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1301 2010-03-15 Richard Guenther <rguenther@suse.de>
1303 PR tree-optimization/43367
1304 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1307 2010-03-15 Richard Guenther <rguenther@suse.de>
1309 PR tree-optimization/43317
1310 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1312 2010-03-15 Martin Jambor <mjambor@suse.cz>
1314 PR tree-optimization/43141
1315 * tree-sra.c (create_abstract_origin): New function.
1316 (modify_function): Call create_abstract_origin.
1318 2010-03-15 Chris Demetriou <cgd@google.com>
1320 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1323 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1326 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1327 call insert_out_of_ssa_copy for default definitions.
1329 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1331 * graphite-clast-to-gimple.c (my_long_long): Defined.
1332 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1333 * graphite-sese-to-poly.c (my_long_long): Defined.
1334 (scop_ivs_can_be_represented): Use it.
1336 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1338 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1339 graphite-max-bbs-per-function, and loop-block-tile-size.
1340 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1342 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1344 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1346 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1347 forward declaration.
1348 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1349 (add_upper_bounds_from_estimated_nit): New.
1350 (build_loop_iteration_domains): Use it.
1352 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1354 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1356 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1359 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1360 should be an INTEGER_CST. Also handle CASE_CONVERT.
1362 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1364 * graphite.c (graphite_initialize): To bound the number of bbs per
1365 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1366 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1367 * doc/invoke.texi: Document it.
1369 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1371 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1372 * graphite-sese-to-poly.h (build_poly_scop): Same.
1374 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1376 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1377 the number of parameters in the scop. Use as an upper bound
1378 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1379 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1380 * doc/invoke.texi: Document it.
1382 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1384 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1385 * doc/c-tree.texi: Remove.
1386 * doc/generic.texi: Merge c-tree.texi here.
1387 * doc/gccint.texi (Trees): Remove menu entry.
1388 (c-tree.texi): Remove @include.
1389 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1390 * doc/languages.texi (Reading RTL): Ditto.
1392 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1395 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1397 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1400 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1401 code added to work around reload clobbering CONST insns.
1403 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1405 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1406 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1407 (cselib_preserve_only_values): Remove retain argument, don't
1408 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1409 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1410 * var-tracking.c (micro_operation): Move insn field before union.
1411 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1412 (struct variable_tracking_info_def): Remove n_mos field, change
1413 mos into a vector of micro_operations.
1414 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1415 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1416 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1417 changing into a vector.
1418 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1419 come before all other uops generated by add_stores.
1420 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1422 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1423 a vector. Run just one pass over the bbs instead of separate counting
1424 and computation phase.
1425 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1428 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1429 into *nonlocalized_list vector.
1430 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1431 even if origin is non-NULL.
1432 (gen_variable_die): Likewise.
1433 (process_scope_var): Don't change origin.
1434 (gen_decl_die): Likewise.
1435 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1436 before adding new edges instead of after it, fix moving over
1439 2010-03-11 David S. Miller <davem@davemloft.net>
1441 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1443 * configure: Rebuild.
1445 2010-03-11 Martin Jambor <mjambor@suse.cz>
1447 PR tree-optimization/43257
1448 * tree.c (assign_assembler_name_if_neeeded): New function.
1449 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1451 * tree.h (assign_assembler_name_if_neeeded): Declare.
1452 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1453 the function if needed.
1455 2010-03-11 Chris Demetriou <cgd@google.com>
1457 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1458 include/stdint-gcc.h, and include/stdint.h world-readable.
1460 2010-03-11 Richard Guenther <rguenther@suse.de>
1462 PR tree-optimization/43255
1463 * tree-vrp.c (process_assert_insertions_for): Do not insert
1464 asserts for trivial conditions.
1466 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1468 PR tree-optimization/43280
1469 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1470 generation. Move calculation of size out of the if branch.
1471 (find_bswap): Modify compare number generation.
1473 2010-03-11 Richard Guenther <rguenther@suse.de>
1476 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1477 (input_gimple_stmt): Fixup handled component types during
1478 operand read. Also fix up decls in ADDR_EXPRs.
1480 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1482 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1483 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1485 2010-03-10 Jan Hubicka <jh@suse.cz>
1488 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1489 * varasm.c (get_variable_section): Don't do that here...
1490 (make_decl_rtl): ... and here.
1491 (do_assemble_alias): Produce decl RTL.
1492 (assemble_alias): Likewise.
1494 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1497 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1498 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1500 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1501 (based_loc_descr): Only express drap or vdrap regno based expressions
1502 using DW_OP_fbreg when not optimizing.
1503 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1504 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1505 REG_CFA_SET_VDRAP note.
1507 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1509 PR tree-optimization/43236
1510 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1511 error in calculation of base address in reverse iteration case.
1512 (generate_builtin): Take number of latch executions if the statement
1515 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1518 * tree-eh.c: Include pointer-set.h.
1519 (lower_eh_dispatch): Filter out duplicate case labels and
1520 remove the unneeded edge when the label is unused. Return
1521 true when some edges are removed.
1522 (execute_lower_eh_dispatch): When any lowering resulted in
1523 removing an edge, also delete unreachable blocks.
1525 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1528 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1529 UNSPEC_MACHOPIC_OFFSET.
1531 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1534 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1535 (m68k_delegitimize_address): New function.
1537 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1540 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1543 * var-tracking.c (adjust_sets): New function.
1544 (count_with_sets, add_with_sets): Use it.
1545 (get_adjusted_src): New inline function.
1546 (add_stores): Use it.
1549 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1550 call cselib_dummy_expand_value_rtx_cb instead of
1551 cselib_expand_value_rtx_cb.
1554 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1555 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1556 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1557 and .cfi_endproc around the pic thunks.
1558 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1559 all queued unwind info register saves are saved before the call.
1560 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1561 considered as sp-=4 for unwind info and the pop as sp+=4 which
1562 also clobbers dest, but doesn't actually restore it.
1565 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1566 RTX_FRAME_RELATED_P.
1568 2010-03-09 Jie Zhang <jie@codesourcery.com>
1570 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1571 whitespaces in output template.
1573 2010-03-09 Jie Zhang <jie@codesourcery.com>
1575 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1578 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1580 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1581 builtins.exp in a separate job.
1583 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1585 * graphite-sese-to-poly.c (add_param_constraints): Use
1586 lower_bound_in_type and upper_bound_in_type.
1588 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1590 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1591 instead of unsigned_type_node.
1593 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1594 Reza Yazdani <reza.yazdani@amd.com>
1597 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1598 on pointer type parameters.
1600 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1604 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1605 handle conversions from pointer to integers.
1606 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1607 induction variable, to be able to work with code generated by CLooG.
1608 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1609 (build_poly_scop): Bail out if we cannot codegen a loop.
1611 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1613 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1614 code generation with gloog_error.
1616 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1618 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1619 Call fold_convert on all the returned values.
1620 (expand_scalar_variables_expr): Pass to
1621 expand_scalar_variables_ssa_name the type of the resulting expression.
1623 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1625 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1626 ppl_min_for_le_pointset.
1627 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1628 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1630 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1632 * graphite-dependences.c (map_into_dep_poly): Removed.
1633 (dependence_polyhedron_1): Use combine_context_id_scat.
1635 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1637 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1638 (struct poly_bb): Same.
1639 (combine_context_id_scat): New.
1641 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1644 * sese.c (name_defined_in_loop_p): Return false for default
1647 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1649 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1650 and clean up the logic.
1652 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1654 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1657 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1659 * var-tracking.c (remove_cselib_value_chains): Define only for
1661 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1662 delete_slot_part, emit_notes_for_differences_1): Don't call
1663 remove_cselib_value_chains here.
1664 (set_slot_part, emit_notes_for_differences_2): Don't call
1665 add_cselib_value_chains here.
1666 (preserved_values): New vector.
1667 (preserve_value): New function.
1668 (add_uses, add_stores, vt_add_function_parameters): Use it
1669 instead of cselib_preserve_value.
1670 (changed_values_stack): New vector.
1671 (check_changed_vars_0): New function.
1672 (check_changed_vars_1, check_changed_vars_2): Use it.
1673 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1674 changed_values_stack VALUEs.
1675 (vt_emit_notes): For all preserved_values call
1676 add_cselib_value_chains. If ENABLE_CHECKING call
1677 remove_cselib_value_chains before verifying value_chains is empty.
1678 Initialize and free changed_values_stack.
1679 (vt_initialize): Initialize preserved_values.
1680 (vt_finalize): Free preserved_values.
1682 2010-03-08 Richard Guenther <rguenther@suse.de>
1684 PR tree-optimization/43269
1685 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1688 2010-03-08 Martin Jambor <mjambor@suse.cz>
1690 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1691 (ipa_is_param_called): Removed.
1692 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1693 (ipa_print_node_params): Do not print the called flag.
1694 (ipa_write_node_info): Do not stream the called flag.
1695 (ipa_read_node_info): Likewise.
1697 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1700 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1701 * cselib.c (struct expand_value_data): Add dummy field.
1702 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1704 (cselib_dummy_expand_value_rtx_cb): New function.
1705 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1707 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1708 * var-tracking.c: Include pointer-set.h.
1709 (variable): Change n_var_parts to char from int. Add
1710 cur_loc_changed and in_changed_variables fields.
1711 (variable_canonicalize): Remove.
1712 (shared_var_p): New inline function.
1713 (unshare_variable): Maintain cur_loc_changed and
1714 in_changed_variables fields. If var was in changed_variables,
1715 replace it there with new_var. Just copy cur_loc instead of
1716 resetting it to something else.
1717 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1718 (dataflow_set_union): Don't call variable_canonicalize.
1719 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1720 of their DEBUG_EXPR_TREE_DECLs.
1721 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1722 and in_changed_variables and cur_loc_changed is false.
1723 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1724 and cur_loc_changed. Don't update cur_loc here.
1725 (variable_merge_over_src): Don't call variable_canonicalize.
1726 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1727 removing loc that is equal to cur_loc, clear cur_loc,
1728 set cur_loc_changed and ensure variable_was_changed is called.
1729 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1730 compare pointers in cur_loc check, if it is equal to loc,
1731 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1732 (variable_different_p): Remove compare_current_location argument,
1733 don't compare cur_loc.
1734 (dataflow_set_different_1): Adjust variable_different_p caller.
1735 (variable_was_changed): If dv had some var in changed_variables
1736 already, reset in_changed_variables flag for it and propagate
1737 cur_loc_changed over to the new variable. On empty var
1738 always set cur_loc_changed. Set in_changed_variables on whatever
1739 var is added to changed_variables.
1740 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1741 Use shared_var_p. When removing loc that is equal to cur_loc,
1742 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1743 end, don't set it to something else, just call variable_was_changed.
1744 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1745 loc being removed, clear cur_loc and set cur_loc_changed.
1746 Set cur_loc_changed if all locations have been removed.
1747 (struct expand_loc_callback_data): New type.
1748 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1749 allocated. Always create SUBREGs if simplify_subreg failed.
1750 Prefer to use cur_loc, when that fails and still in
1751 changed_variables (and seen first time) recompute it. Set
1752 cur_loc_changed of variables which had to change cur_loc and
1753 compute elcd->cur_loc_changed if any of the subexpressions used
1754 had to change cur_loc.
1755 (vt_expand_loc): Adjust to pass arguments in
1756 expand_loc_callback_data structure.
1757 (vt_expand_loc_dummy): New function.
1758 (emitted_notes): New variable.
1759 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1760 that weren't used for any other decl in current
1761 emit_notes_for_changes call call vt_expand_loc_dummy to update
1762 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1763 first loc_chain location if NULL before. Always use just
1764 cur_loc instead of first loc_chain location. When cur_loc_changed
1765 is false, when not --enable-checking=rtl just don't emit any note.
1766 When rtl checking, compute the note and assert it is the same
1767 as previous note. Clear cur_loc_changed and in_changed_variables
1768 at the end before removing from changed_variables.
1769 (check_changed_vars_3): New function.
1770 (emit_notes_for_changes): Traverse changed_vars to call
1771 check_changed_vars_3 on each changed var.
1772 (emit_notes_for_differences_1): Clear cur_loc_changed and
1773 in_changed_variables. Recompute cur_loc of new_var.
1774 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1775 (vt_emit_notes): Initialize and destroy emitted_notes.
1777 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1779 PR rtl-optimization/42220
1780 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1781 Use verify_reg_tracked to determine if we should use OP_OUT rather
1783 (build_def_use): If we see an in-out operand for a register that we
1784 know nothing about, treat is an output if possible, fail the block if
1787 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1790 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1793 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1796 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1797 uses of relevant DEFs that are dead outside the loop too.
1799 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1801 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1803 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1805 * var-tracking.c (values_to_unmark): New variable.
1806 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1807 values_to_unmark vector. Moved body to...
1808 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1809 instead queue it into values_to_unmark vector.
1810 (vt_find_locations): Free values_to_unmark vector.
1812 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1814 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1815 (site.exp): Export them when plugins are enabled.
1817 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1820 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1822 (chrec_fold_multiply): Same.
1824 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1827 * c-decl.c (build_compound_literal): Return early if init is
1830 2010-03-04 Martin Jambor <mjambor@suse.cz>
1832 PR tree-optimization/43164
1833 PR tree-optimization/43191
1834 * tree-sra.c (type_consists_of_records_p): Reject records with
1835 zero-size bit-fields at the end.
1837 2010-03-04 Mike Stump <mikestump@comcast.net>
1839 * Makefile.in (TAGS): Remove *.y.
1841 2010-03-04 Richard Guenther <rguenther@suse.de>
1843 PR tree-optimization/40761
1844 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1846 (my_rev_post_order_compute): New function.
1847 (init_pre): Call it.
1849 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1852 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1853 decrease the cost of an IV candidate when the cost is infinite.
1855 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1857 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1858 Use '3DNow!' for the extension of that name, ensure normal space
1860 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1862 2010-03-03 Jeff Law <law@redhat.com>
1864 * PR middle-end/32693
1865 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1866 than gen_rtx_SUBREG.
1867 (extract_bit_field_1): Likewise.
1869 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1871 * doc/sourcebuild.texi (Test directives): Document that arguments
1872 include-opts and exclude-opts are now optional for dg-skip-if,
1873 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1875 2010-03-03 Jason Merrill <jason@redhat.com>
1878 * cgraph.h (varpool_node): Add extra_name field.
1879 * varpool.c (varpool_extra_name_alias): New.
1880 (varpool_assemble_decl): Emit extra name aliases.
1881 (varpool_mark_needed_node): Look past an extra name alias.
1882 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1883 * lto-streamer-in.c (lto_input_tree): Read it.
1884 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1886 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1888 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1889 (sparc*-*-solaris2*): ...this.
1891 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1894 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1895 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1896 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1897 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1900 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1901 fallthrough to default handling, just with want_address 0 instead of 2.
1902 For single element lists, add_AT_loc directly, otherwise create an
1903 artificial variable DIE and stick location list to it.
1906 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1907 (VAL_EXPR_HAS_REVERSE): Define.
1908 (reverse_op): New function.
1909 (add_stores): For reversible operations add an extra MO_VAL_USE.
1911 2010-03-02 Jason Merrill <jason@redhat.com>
1913 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1915 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1917 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1918 (sparc64-*-linux*): Likewise.
1919 (sparc64-*-solaris2*): Include assembler files before linker ones.
1920 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1921 * config/sparc/gas.h: Delete.
1922 * config/sparc/sol2-64.h: Add copyright notice.
1923 * config/sparc/sol2-gas-bi.h: Likewise.
1924 * config/sparc/sol2-gld.h: Likewise.
1925 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1926 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1927 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1928 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1929 (sparc_elf_asm_named_section): Rename into...
1930 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1932 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1934 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1936 2010-03-02 Jeff Law <law@redhat.com>
1939 * reload1.c (rtx_p, substitute_stack): Declare.
1940 (substitute): Record addresses of changed rtxs.
1941 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1942 Restore the original rtx when complete.
1943 (reload): Free subsitute_stack when complete.
1945 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1947 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1948 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1950 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1951 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1952 Torture Tests): Change from subsection to section.
1954 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1955 Steven Bosscher <steven@gcc.gnu.org>
1957 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1960 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1963 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1964 the assignment from the new induction variable to the assignment
1965 of the value from the original loop PHI function.
1967 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1968 Daniel Jacobowitz <dan@codesourcery.com>
1970 * doc/sourcebuild.texi (Test directives): Clarify options to
1973 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1975 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1976 Disable cfi directives unless GCC and gas agree on using read-only
1977 .eh_frame sections for 64-bit.
1978 * configure: Regenerate.
1980 2010-03-01 Richard Guenther <rguenther@suse.de>
1982 PR tree-optimization/43220
1983 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1984 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1986 2010-03-01 Richard Guenther <rguenther@suse.de>
1987 Martin Jambor <mjambor@suse.cz>
1990 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1991 gimplified parameters.
1993 2010-03-01 Christian Bruel <christian.bruel@st.com>
1995 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1997 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1999 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2001 2010-03-01 Richard Guenther <rguenther@suse.de>
2004 * expr.c (expand_assignment): Use the alias-oracle to tell
2005 if the rhs aliases the result decl.
2007 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2010 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2011 to sol_gt_pch_get_address.
2012 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2013 64-bit, SPARC and x86.
2014 (sol_gt_pch_get_address): New function.
2016 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2018 * toplev.h (inform_n, error_n): Declare.
2019 * diagnostic.c (inform_n, error_n): New function.
2021 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2023 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2024 has no rtl yet when processing local_decls, queue it and recheck
2025 if deferred stack allocation hasn't assigned it rtl.
2027 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2029 * config/sh/sh.c (unspec_bbr_uid): New.
2030 (gen_block_redirect): Use it instead of INSN_UID.
2031 (gen_far_branch): Likewise.
2033 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2035 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2036 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2038 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2040 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2041 (Warning Options): -Wno-conversion-null is valid for
2042 Objective-C++ as well.
2043 * doc/tm.texi (Named Address Spaces): Likewise.
2044 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2045 * doc/tree-ssa.texi (Tree SSA): Likewise.
2047 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2050 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2051 by default. Don't set the default arch for
2052 i[34567]86-*-darwin*|x86_64-*-darwin*.
2054 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2057 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2058 default. Set the default 32bit/64bit archs with $with_arch
2059 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2061 2010-02-27 Richard Guenther <rguenther@suse.de>
2063 PR tree-optimization/43186
2064 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2065 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2066 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2067 unroller iterations.
2069 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2071 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2072 required and i[34567]86-*-* targets don't support 64bit ISA.
2074 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2077 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2080 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2082 * config.gcc: Set the default arch at least to Prescott for
2083 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2084 if SSE math is enabled.
2086 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2088 * diagnostic.c (diagnostic_initialize): Update.
2089 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2091 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2092 (diagnostic_inhibit_notes): New.
2093 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2095 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2098 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2099 * doc/standards.texi: Likewise.
2100 * doc/extend.texi: Likewise.
2101 * doc/trouble.texi: Likewise.
2102 * doc/cppopts.texi: Likewise.
2103 * doc/install.texi: Likewise.
2104 * c.opt (std=c90,std=gnu90): New options.
2105 * c-opts.c (c_common_handle_option): Handle them.
2107 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2110 * c-decl.c (undeclared_variable): Use an informative note.
2112 2010-02-26 Richard Guenther <rguenther@suse.de>
2114 PR tree-optimization/43186
2115 * gimple.h (gimple_fold): Remove.
2116 * gimple.c (gimple_fold): Remove. Inline into single user ...
2117 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2118 Try harder for conditions.
2120 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2123 * function.c (used_types_insert): Don't skip through named pointer
2124 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2125 and it is different from the main variant's type.
2127 2010-02-26 Nick Clifton <nickc@redhat.com>
2129 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2131 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2133 * config.gcc: Support --with-fpmath=sse for x86.
2135 * config/i386/ssemath.h: New.
2137 * doc/install.texi (--with-fpmath=sse): Documented.
2139 2010-02-26 Richard Guenther <rguenther@suse.de>
2141 PR tree-optimization/43188
2142 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2143 vector types of over-aligned element type.
2145 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2148 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2149 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2151 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2153 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2155 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2157 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2158 * var-tracking.c: Include diagnostic.h.
2159 (debug_dv): New function.
2160 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2163 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2164 (add_value_chain, add_value_chains, remove_value_chain,
2165 remove_value_chains): Handle DEBUG_EXPRs.
2166 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2169 * regcprop.c (struct queued_debug_insn_change): New type.
2170 (struct value_data_entry): Add debug_insn_changes field.
2171 (struct value_data): Add n_debug_insn_changes field.
2172 (debug_insn_changes_pool): New variable.
2173 (free_debug_insn_changes, apply_debug_insn_changes,
2174 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2175 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2176 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2178 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2180 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2181 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2182 changes, call cprop_find_used_regs via note_stores.
2183 (copyprop_hardreg_forward): When copying vd from predecessor
2184 which has any queued DEBUG_INSN changes, make sure the pointers are
2185 cleared. At the end call df_analyze and then if there are any
2186 DEBUG_INSN changes queued at the end of some basic block for still
2187 live registers, apply them.
2188 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2190 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2192 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2195 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2197 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2198 targets. Set the default with_cpu/with_arch from arch/cpu.
2199 Allow x86-64 and native for with_cpu/with_arch.
2201 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2203 * ebitmap.c: Change calls to verify_popcount with calls to
2204 sbitmap_verify_popcount.
2205 (ebitmap_clear_bit): Fixed map->cacheindex test and
2206 map>cache update when bit clearing results in an empty
2209 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2212 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2213 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2214 and support both V2DF and V2DI modes.
2215 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2216 support both V2DF and V2DI modes.
2217 (general): Delete trailing whitespace from a few patterns.
2219 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2220 V2DF/V2DI interleave high/low builtins.
2222 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2225 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2226 interleave high/low functions.
2228 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2230 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2231 #pragma extern_prefix.
2233 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2236 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2237 BLKmode, assert op0 is a MEM and just adjust its mode.
2240 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2241 if bitpos isn't multiple of mode's bitsize.
2243 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2245 * c.opt (-ftemplate-depth=): New.
2246 (-ftemplate-depth-): Deprecate.
2247 * optc-gen.awk: Handle -ftemplate-depth=.
2248 * opth-gen.awk: Likewise.
2249 * c-opts.c (c_common_handle_option): Likewise.
2250 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2252 2010-02-24 Jason Merrill <jason@redhat.com>
2254 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2256 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2258 * cfg.c (alloc_aux_for_block): Remove inline.
2259 (alloc_aux_for_edge): Likewise.
2261 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2263 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2265 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2267 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2268 * config/i386/sol2-gas.h: New file.
2269 * config.gcc (i[34567]86-*-solaris2*): Use it.
2271 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2274 * c-typeck.c (ep_convert_and_check): New.
2275 (build_conditional_expr): Use it.
2276 (build_binary_op): Likewise.
2278 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2280 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2283 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2284 bounds even for -O+.
2285 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2286 expr needs to have DECL_NAME set.
2288 2010-02-24 Nick Clifton <nickc@redhat.com>
2290 * config/mep/mep.c: Include gimple.h.
2291 (mep_function_uses_sp): Delete unused function.
2292 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2293 parameters. Use unsigned integers to count args. Return a
2294 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2296 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2299 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2300 greater or equal to nelt instead of 2 * nelt.
2301 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2304 2010-02-23 Jason Merrill <jason@redhat.com>
2307 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2308 in cfun->local_decls even if they have register types.
2311 * stor-layout.c (place_field): Don't warn about unnecessary
2312 DECL_PACKED if the type is packed.
2314 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2317 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2318 GOTOFF relocs, even when the base reg isn't pic pointer.
2320 2010-02-23 Michael Matz <matz@suse.de>
2323 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2324 (expand_gimple_basic_block): Generate and use debug temps if there
2325 are debug uses left after the last real use of TERed ssa names.
2326 Unlink debug immediate uses when they are expanded.
2328 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2331 * config/i386/i386.c (override_options): Reorganise to provide
2332 better error messages.
2334 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2337 * graphite-scop-detection.c (create_single_exit_edge): Move
2338 the call to find_single_exit_edge to....
2339 (create_sese_edges): ...here. Don't handle multiple edges
2340 exiting the function.
2341 (build_graphite_scops): Don't handle multiple edges
2342 exiting the function.
2344 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2347 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2348 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2350 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2353 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2355 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2358 * c-typeck.c (convert_arguments): Print declaration location.
2359 * c-common.c (validate_nargs): Rename as
2360 builtin_function_validate_nargs.
2361 (check_builtin_function_arguments): Update.
2363 2010-02-22 Richard Guenther <rguenther@suse.de>
2366 * tree-inline.c (declare_return_variable): Use the type of
2367 the call stmt lhs if available.
2369 2010-02-22 Duncan Sands <baldrick@free.fr>
2371 * passes.c (register_pass): Always consider all pass lists when
2372 ref_pass_instance_number is zero.
2374 2010-02-22 Richard Guenther <rguenther@suse.de>
2376 PR tree-optimization/42749
2377 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2378 parameter. Do arithmetic in the original type.
2379 (update_accumulator_with_ops): Likewise.
2380 (adjust_accumulator_values): Adjust.
2382 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2384 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2385 (QI to BLKmode splitter): New splitter.
2387 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2389 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2390 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2392 2010-02-22 Richard Guenther <rguenther@suse.de>
2394 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2396 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2398 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2399 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2400 ($(T)crti.o, $(T)crtn.o): Remove rules.
2402 2010-02-21 Tobias Burnus <burnus@net-b.de>
2405 * doc/invoke.texi (-fassociative-math): Document that this
2406 option is automatically enabled for Fortran.
2408 2010-02-20 David S. Miller <davem@davemloft.net>
2410 * configure.ac: Test if linker and assembler properly support
2411 GOTDATA_OP relocations.
2412 * configure: Rebuild.
2413 * config.in: Likewise.
2414 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2415 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2416 (movsi_high_pic): Likewise.
2417 (movdi_lo_sum_pic): Likewise.
2418 (movdi_high_pic): Likewise.
2419 (movsi_pic_gotdata_op): New pattern.
2420 (movdi_pic_gotdata_op): Likewise.
2421 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2422 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2424 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2427 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2428 attribute to ssemul.
2429 (xop_mulv2div2di3_high): Ditto.
2431 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2434 * c.opt (Wconversion-null): New option.
2435 * doc/invoke.texi (Wconversion-null): Document.
2437 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2439 * common.opt (Wlarger-than-): Add Undocumented.
2441 2010-02-19 Mike Stump <mikestump@comcast.net>
2443 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2445 2010-02-19 Jason Merrill <jason@redhat.com>
2448 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2449 * configure: Likewise.
2451 2010-02-20 Alan Modra <amodra@gmail.com>
2454 * cgraph.h (cgraph_make_decl_local): Declare.
2455 * cgraph.c (cgraph_make_decl_local): New function.
2456 (cgraph_make_node_local): Use it.
2457 * cgraphunit.c (cgraph_function_versioning): Likewise.
2458 * ipa.c (function_and_variable_visibility): Likewise.
2460 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2463 * except.c (sjlj_emit_function_enter): Don't call
2464 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2466 * rtl.h (add_reg_br_prob_note): Remove prototype.
2468 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2471 * c-common.c (conversion_warning): Remove widening conversions
2472 before checking the conversion of integers to reals.
2474 2010-02-19 Mike Stump <mikestump@comcast.net>
2477 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2480 * cgraphunit.c (process_function_and_variable_attributes): Check
2481 DECL_PRESERVE_P instead of looking up attribute "used".
2482 * ipa-pure-const.c (check_decl): Likewise.
2483 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2484 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2485 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2486 instead of attribute "used".
2487 * config/sol2-c.c (solaris_pragma_init): Likewise.
2488 (solaris_pragma_fini): Likewise.
2490 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2492 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2493 Use XCNEW instead of xcalloc.
2494 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2495 XNEW instead of xmalloc.
2496 (get_fields): Use XNEWVEC instead of xmalloc.
2499 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2500 populate vars array.
2501 (create_new_general_access): For debug stmts just reset value.
2502 (get_stmt_accesses): For accesses within debug stmts just record them
2503 using add_access_to_acc_sites instead of preventing the peeling or
2504 counting them as accesses.
2507 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2509 2010-02-19 Richard Guenther <rguenther@suse.de>
2511 PR tree-optimization/42916
2512 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2515 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2517 * configure.ac: Replace all uses of changequote in macro arguments
2518 with proper quoting.
2520 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2523 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2525 2010-02-19 Richard Guenther <rguenther@suse.de>
2527 PR tree-optimization/42944
2528 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2529 test for aliasing with errno.
2531 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2534 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2535 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2536 * dojump.c: Include output.h.
2537 (inv): New inline function.
2538 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2539 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2540 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2541 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2542 argument, pass it down to other calls.
2543 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2544 add REG_BR_PROB note to the conditional jump.
2545 * cfgexpand.c (add_reg_br_prob_note): Removed.
2546 (expand_gimple_cond): Don't call it, add the probability
2547 as last argument to jumpif_1/jumpifnot_1.
2548 * Makefile.in (dojump.o): Depend on output.h.
2549 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2551 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2552 * stmt.c (do_jump_if_equal): Likewise.
2553 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2554 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2555 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2557 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2558 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2559 jumpifnot_1 callers.
2560 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2562 (store_expr): Adjust jumpifnot caller.
2563 (store_constructor): Adjust jumpif caller.
2566 * gimplify.c (gimple_boolify): For __builtin_expect call
2567 gimple_boolify also on its first argument.
2569 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2571 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2573 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2574 * configure: Regenerated.
2576 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2578 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2579 lang_hooks.types_compatible_p instead of comptypes.
2581 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2583 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2584 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2585 if __prefer_thumb__ is defined.
2587 2010-02-18 Martin Jambor <mjambor@suse.cz>
2589 PR tree-optimization/43066
2590 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2591 array with zero-sized element type.
2593 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2595 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2596 rtx, allocate struct var_loc_node here and return it to the
2597 caller, and only if it is actually needed.
2598 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2599 move it earlier and return immediately if it returns NULL.
2601 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2603 * config/sparc/gas.h: New file. Restore
2604 TARGET_ASM_NAMED_SECTION to its ELF default.
2605 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2607 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2608 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2609 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2610 after sparc/sysv4.h.
2612 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2614 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2616 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2618 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2619 patterns from predicated pattern.
2621 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2624 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2625 for insn mnemonic suffix.
2627 2010-02-17 Richard Guenther <rguenther@suse.de>
2629 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2632 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2635 * caller-save.c (save_call_clobbered_regs): If BB ends with
2636 a DEBUG_INSN, move any notes in between last real insn and the last
2637 DEBUG_INSN after the last DEBUG_INSN.
2639 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2641 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2642 Fix return type. Fix argument type. Explain meaning of return value.
2644 2010-02-16 Richard Guenther <rguenther@suse.de>
2646 PR tree-optimization/41043
2647 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2648 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2650 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2652 2010-02-16 Ira Rosen <irar@il.ibm.com>
2654 PR tree-optimization/43074
2655 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2656 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2657 vectorizable cycles in hybrid SLP check.
2658 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2660 2010-02-16 Richard Guenther <rguenther@suse.de>
2662 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2663 (true_dependence): If memrefs_conflict_p computes must-alias
2664 trust it. Move TBAA check after offset-based disambiguation.
2665 (canon_true_dependence): Likewise.
2667 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2669 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2670 * doc/invoke.texi: Document it.
2671 * var-tracking.c: Include toplev.h and params.h.
2672 (vt_find_locations): Return bool indicating success. Compute
2673 hash sizes unconditionally. Check new parameter, report.
2674 (variable_tracking_main_1): Check vt_find_locations results and
2675 retry. Renamed from...
2676 (variable_tracking_main): ... this. New wrapper to preserve
2677 flag_var_tracking_assignments.
2678 * Makefile.in (var-tracking.o): Adjust dependencies.
2680 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2681 Jakub Jelinek <jakub@redhat.com>
2684 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2685 if weak_import attribute is present.
2686 * config/darwin.c (machopic_select_section): Likewise.
2688 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2690 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2691 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2692 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2693 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2695 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2697 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2700 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2701 Rewrite text to refer to the names.
2703 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2705 * config/i386/i386-builtin-types.def
2706 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2707 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2708 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2709 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2710 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2711 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2712 IX86_BUILTIN_VPERMIL2PS256.
2713 (MULTI_ARG_4_DF2_DI_I): Defined.
2714 (MULTI_ARG_4_DF2_DI_I1): Defined.
2715 (MULTI_ARG_4_SF2_SI_I): Defined.
2716 (MULTI_ARG_4_SF2_SI_I1): Defined.
2717 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2718 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2719 __builtin_ia32_vpermil2ps256.
2720 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2721 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2722 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2723 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2724 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2725 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2726 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2727 CODE_FOR_xop_vpermil2v8sf3.
2728 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2729 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2730 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2731 (_mm256_permute2_pd): New.
2732 (_mm_permute2_ps): New.
2733 (_mm256_permute2_ps): New.
2735 2010-02-15 Nick Clifton <nickc@redhat.com>
2737 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2738 boolean parameters. Use emit_jump_insn when emitting a pop
2739 instruction containing a return insn.
2740 (push): Use 'true' rather than '1' as second parameter to F.
2741 (h8300_expand_prologue): Likewise.
2742 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2743 (h8300_expand_epilogue): Likewise.
2745 2010-02-15 Richard Guenther <rguenther@suse.de>
2748 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2751 2010-02-15 Nick Clifton <nickc@redhat.com>
2753 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2756 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2758 * intl.c (fake_ngettext): New function.
2759 * intl.h (fake_ngettext): Declare.
2760 (ngettext): Define macro.
2761 * collect2.c (notice_translated): New function.
2762 (main): Use notice_translated and ngettext.
2763 * collect2.h (notice_translated): Declare.
2765 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2767 * reorg.c (delete_computation): Comment fixes.
2768 * caller-save.c (setup_save_areas): Idem.
2769 * sel-sched-dump.c (dump_lv_set): Idem.
2772 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2774 * config/s390/s390.c (s390_sched_init): New function.
2775 (TARGET_SCHED_INIT): Target hook defined.
2777 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2778 Jack Howarth <howarth@bromo.med.uc.edu>
2779 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2782 Partial revert of unintended change in fix for PR41605.
2783 * config/darwin.h: Fix typo.
2784 * config/darwin9.h: Same.
2786 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2788 * c-pch.c (pch_init): Clear v.
2790 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2793 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2794 graphite_can_represent_init for MULT_EXPR.
2796 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2800 * graphite-sese-to-poly.c (remove_phi): New.
2801 (translate_scalar_reduction_to_array): Call remove_phi.
2803 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2806 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2807 * graphite-clast-to-gimple.h (gloog): Update declaration.
2808 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2809 * graphite-poly.h (struct poly_bb): Add missing comments.
2810 (struct scop): Add poly_scop_p field.
2812 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2813 * graphite.c (graphite_transform_loops): Build the polyhedral
2814 representation for each scop before code generation.
2815 * sese.c (rename_variables_in_operand): Removed.
2816 (rename_variables_in_expr): Return the renamed expression.
2817 (rename_sese_parameters): New.
2818 * sese.h (rename_sese_parameters): Declared.
2820 2010-02-11 Richard Guenther <rguenther@suse.de>
2822 PR tree-optimization/42998
2823 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2824 POINTER_PLUS_EXPR properly.
2826 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2827 Changpeng Fang <changpeng.fang@amd.com>
2830 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2831 the cost of an IV candidate when the IV is used in a test against zero.
2833 * gcc.dg/tree-ssa/ivopts-3.c: New.
2835 2010-02-11 Richard Guenther <rguenther@suse.de>
2838 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2839 pointer-vs-decl case by swapping refs. Handle some cases
2840 of pointer-vs-decl disambiguations more conservatively.
2841 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2842 to false after expanding.
2844 2010-02-11 Richard Guenther <rguenther@suse.de>
2847 * gcc.c (process_command): Handle LTO file@offset case more
2850 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2852 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2853 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2855 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2857 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2858 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2859 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2860 Optimize eq/ne comparisons when both arguments are known to be
2862 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2863 Don't mask operands unnecessarily if they are known to be already
2866 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2868 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2871 2010-02-10 Richard Guenther <rguenther@suse.de>
2873 PR tree-optimization/43017
2874 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2875 for wrapping signed arithmetic.
2877 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2880 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2881 if no debug info should be emitted for it.
2883 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2885 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2886 note when flag_exceptions is set.
2888 2010-02-10 Duncan Sands <baldrick@free.fr>
2890 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2892 2010-02-10 Richard Guenther <rguenther@suse.de>
2895 * tree.c (get_unwidened): Handle constants.
2896 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2898 2010-02-10 Martin Jambor <mjambor@suse.cz>
2901 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2902 check for variable argument counts independently.
2904 2010-02-10 Christian Bruel <christian.bruel@st.com>
2907 * config/sh/sh.c (find_barrier): Increase length for non delayed
2908 conditional branches.
2910 2010-02-10 Christian Bruel <christian.bruel@st.com>
2912 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2914 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2916 * builtins.c (set_builtin_user_assembler_name): Also handle
2917 ffs if int is smaller than word.
2919 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2922 * ira-conflicts.c (get_dup): Remove.
2923 (process_reg_shuffles): Add new parameter. Use it as an
2924 additional guard for copy generation.
2925 (add_insn_allocno_copies): Rewrite.
2927 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2929 * common.opt (fsched2-use-traces): Preserved for backward
2931 * doc/invoke.texi: Remove the documentation about option
2932 -fsched2-use-traces.
2933 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2934 flag_sched2_use_traces.
2935 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2936 the backward compatibility flag section.
2938 2010-02-09 Richard Guenther <rguenther@suse.de>
2940 PR tree-optimization/43008
2941 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2942 make HEAP variables initialized from global memory if they
2943 are not known builtin functions.
2944 (find_func_aliases): Adjust.
2946 2010-02-09 Richard Guenther <rguenther@suse.de>
2948 PR tree-optimization/43000
2949 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2950 arithmetic manually.
2952 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2954 PR tree-optimization/42931
2955 * tree-loop-linear.c (try_interchange_loops): Don't call
2956 double_int_mul if estimated_loop_iterations failed.
2958 2010-02-08 Martin Jambor <mjambor@suse.cz>
2961 * tree-sra.c (build_accesses_from_assign): Do not mark in
2962 should_scalarize_away_bitmap if stmt has volatile ops.
2963 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2966 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2968 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2970 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2972 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2975 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2978 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2980 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2983 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2984 to unknown_dependence.
2985 (graphite_legal_transform_dr): Handle the unknown_dependence.
2986 (graphite_carried_dependence_level_k): Same.
2988 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2990 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2992 2010-02-07 Richard Guenther <rguenther@suse.de>
2995 * expr.c (get_inner_reference): Always initialize *pbitsize.
2997 2010-02-07 Richard Guenther <rguenther@suse.de>
3000 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3001 new ARRAY_REFs on variable size element or minimal index arrays.
3003 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3004 gimple_fold_indirect_ref.
3006 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3009 * arm.c (arm_override_options): Just return if the user has specified
3010 an invalid fpu name.
3012 2010-02-03 Jason Merrill <jason@redhat.com>
3015 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3016 i386_pe_maybe_record_exported_symbol.
3018 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3021 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3022 (pa_delegitimize_address): New function.
3024 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3026 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3027 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3029 2010-02-05 Richard Guenther <rguenther@suse.de>
3032 * lto-streamer-in.c (get_resolution): Deal with references
3033 to undefined functions.
3035 2010-02-05 Richard Guenther <rguenther@suse.de>
3037 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3038 (fold_const_aggregate_ref): Likewise.
3039 (ccp_fold_stmt): Substitute loads.
3040 (maybe_fold_reference): Verify types before substituting.
3042 (fold_gimple_assign): Unshare properly.
3043 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3045 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3047 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3048 for rs6000_gen_cell_microcode.
3050 2010-02-04 Richard Guenther <rguenther@suse.de>
3052 PR rtl-optimization/42952
3053 * dse.c (const_or_frame_p): Remove MEM handling.
3055 2010-02-04 Nick Clifton <nickc@redhat.com>
3057 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3058 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3059 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3060 (mn10300_asm_output_mi_thunk): New function.
3061 (mn10300_can_output_mu_thunk): New function.
3062 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3063 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3064 (FUNCTION_ARG): Delete incorrect comment.
3066 2010-02-03 Jason Merrill <jason@redhat.com>
3069 * fold-const.c (operand_equal_p): Handle erroneous types.
3071 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3073 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3075 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3077 PR rtl-optimization/42941
3078 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3081 2010-02-03 Jason Merrill <jason@redhat.com>
3084 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3086 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3089 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3090 (cselib_reset_table): Renamed from...
3091 (cselib_reset_table_with_next_value): ... this.
3092 (cselib_get_next_uid): Renamed from...
3093 (cselib_get_next_unknown_value): ... this.
3094 * cselib.c (next_uid): Renamed from...
3095 (next_unknown_value): ... this.
3096 (cselib_clear_table): Adjust.
3097 (cselib_reset_table): Adjust. Renamed from...
3098 (cselib_reset_table_with_next_value): ... this.
3099 (cselib_get_next_uid): Adjust. Renamed from...
3100 (cselib_get_next_unknown_value): ... this.
3101 (get_value_hash): Use hash.
3102 (cselib_hash_rtx): Likewise.
3103 (new_cselib_val): Adjust. Set and dump uid.
3104 (cselib_lookup_mem): Pass next_uid as hash.
3105 (cselib_subst_to_values): Likewise.
3106 (cselib_log_lookup): Dump uid.
3107 (cselib_lookup): Pass next_uid as hash. Adjust.
3108 (cselib_process_insn): Adjust.
3109 (cselib_init): Initialize next_uid.
3110 (cselib_finish): Adjust.
3111 (dump_cselib_table): Likewise.
3112 * dse.c (canon_address): Dump value uid.
3113 * print-rtl.c (print_rtx): Print value uid.
3114 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3116 (dv_uid): New function, sort of renamed from...
3117 (dv_htab_hash): ... this, reimplemented in terms of it and...
3118 (dv_uid2hash): ... this. New.
3119 (variable_htab_eq): Drop excess assertions.
3120 (tie_break_pointers): Removed.
3121 (canon_value_cmp): Compare uids.
3122 (variable_post_merge_New_vals): Print uids.
3123 (vt_add_function_parameters): Adjust.
3124 (vt_initialize): Reset table. Adjust.
3126 2010-02-03 Richard Guenther <rguenther@suse.de>
3128 PR tree-optimization/42944
3129 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3130 (call_may_clobber_ref_p_1): Likewise. Properly handle
3131 malloc and calloc clobbering errno.
3133 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3135 * doc/invoke.texi: Fix name of sched1 dump.
3137 * opts.c (decode_options): Set flag_tree_switch_conversion
3138 only conditionally on optimize >= 2.
3140 * gcse.c: Assorted comment fixes in pass description.
3142 2010-02-03 Anthony Green <green@moxielogic.com>
3144 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3145 nop padding in order to maintain alignment of storage location of
3146 target function address.
3147 (moxie_trampoline_init): Store target function address at newly
3149 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3151 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3153 2010-02-03 Richard Guenther <rguenther@suse.de>
3156 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3158 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3160 * config.gcc: Reenable check for obsolete targets.
3161 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3162 mips-sgi-irix6.[0-4]*.
3164 2010-02-02 Nick Clifton <nickc@redhat.com>
3166 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3167 constant size of 4 as being the same as 0.
3168 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3169 can take values in the range 0..4.
3171 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3174 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3175 as _darwin10_Unwind_FindEnclosingFunction().
3176 * libgcc-libsystem.ver: New.
3178 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3181 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3182 implicitly set registers.
3184 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3186 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3187 (arm_override_options): Allow automatic selection of the thread
3188 pointer register if thumb2.
3189 (legitimize_pic_address): Improve code sequences for Thumb2.
3190 (arm_call_tls_get_addr): Likewise.
3191 (legitimize_tls_address): Likewise.
3192 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3193 (pic_load_addr_32bit): ... this. New named pattern.
3194 * thumb2.md (pic_load_addr_thumb2): Delete.
3195 (pic_load_dot_plus_four): Delete.
3196 (tls_load_dot_plus_four): New named pattern.
3198 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3201 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3202 Document fix for TLS bug.
3204 2010-01-31 Richard Guenther <rguenther@suse.de>
3206 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3207 conservatively correct.
3209 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3213 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3215 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3217 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3219 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3221 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3223 * config.gcc: Adjust order of makefile fragments for mingw targets.
3225 2010-01-31 Richard Guenther <rguenther@suse.de>
3228 * gimplify.c (gimplify_init_constructor): For volatile LHS
3229 initialize a temporary.
3231 2010-01-31 Matthias Klose <doko@ubuntu.com>
3233 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3235 * configure: Regenerate.
3237 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3239 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3240 the same alias set and their sizes different constantness.
3241 (aliasing_component_refs_p): Revert 2009-10-24 change.
3243 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3245 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3248 2010-01-29 Richard Guenther <rguenther@suse.de>
3250 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3251 Assert we successfully updated the call.
3253 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3255 PR rtl-optimization/42889
3256 * df.h (df_set_bb_dirty_nonlr): New prototype.
3257 * df-core.c (df_set_bb_dirty_nonlr): New function.
3258 * df-scan.c (df_insn_rescan): Call it instead of
3259 df_set_bb_dirty for DEBUG_INSNs.
3261 2010-01-29 Richard Guenther <rguenther@suse.de>
3264 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3265 quadratic behavior in most cases.
3267 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3270 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3271 in the call to gen_x86_movsicc_0_m1.
3273 2010-01-28 Richard Guenther <rguenther@suse.de>
3275 PR tree-optimization/42871
3276 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3278 2010-01-28 Richard Guenther <rguenther@suse.de>
3280 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3281 into call arguments.
3283 2010-01-28 Richard Guenther <rguenther@suse.de>
3286 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3287 the forwarder if the destination is an EH landing pad.
3289 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3291 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3292 block list passed to gimple_duplicate_sese_tail.
3293 (parallelize_loops): Avoid parallelization when the function
3295 Avoid parallelization when the preheader is IRREDUCIBLE.
3296 Try to optimize when estimated_loop_iterations_int is unresolved.
3297 Add the loop's location to the dump file.
3298 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3299 (gimple_duplicate_sese_tail): Remove the check for the latch.
3300 Redirect nexits to the exit block.
3301 Remove handling of the incoming edges to the latch.
3302 Redirect the backedge from the copied latch to the exit bb.
3304 2010-01-28 Michael Matz <matz@suse.de>
3307 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3308 Wrap force_reg into a sequence, emit it before user.
3310 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3312 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3314 (arm_legacy_rev): Likewise.
3315 (thumb_legacy_rev): Likewise.
3317 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3319 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3320 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3321 on MEM's address failed, try avoid_constant_pool_reference and
3322 recurse if it returned something different.
3323 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3324 address, try avoid_constant_pool_reference and recurse if it
3325 returned something different.
3326 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3327 address and avoid_constant_pool_reference returned something
3328 different, don't set have_address.
3330 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3333 * var-tracking.c (val_store): Add modified argument, obey it.
3335 (count_uses): Move down logging of main.
3336 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3337 don't need resolution.
3338 (emit_notes_in_bb): Likewise.
3340 2010-01-27 Richard Guenther <rguenther@suse.de>
3343 * tree-inline.c (remap_decl): Delay remapping of SSA name
3344 default definitions until we need them.
3346 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3348 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3349 (rs6000_delegitimize_address): New function.
3351 * config/s390/s390.c (s390_delegitimize_address): Call
3352 delegitimize_mem_from_attrs.
3355 * tree-inline.c (cannot_copy_type_1): Removed.
3356 (copy_forbidden): Don't forbid copying of functions containing
3357 records/unions with variable length fields.
3359 2010-01-27 Christian Bruel <christian.bruel@st.com>
3363 * config/sh/sh.c (find_barrier): Increase length for non delayed
3364 conditional branches.
3366 2010-01-27 Matthias Klose <doko@ubuntu.com>
3368 * configure.ac (gnu-unique-object): Fix ldd version check.
3369 * configure: Regenerate.
3371 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3373 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3375 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3376 Test for HAVE_GNU_AS value.
3378 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3380 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3381 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3382 INT64_TYPE): Define.
3383 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3384 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3385 INT_LEAST64_TYPE): Define.
3386 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3387 UINT_LEAST64_TYPE): Define.
3388 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3389 INT_FAST64_TYPE): Define.
3390 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3391 UINT_FAST64_TYPE): Define.
3392 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3393 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3394 (SIG_ATOMIC_TYPE): Define.
3396 2010-01-26 Richard Guenther <rguenther@suse.de>
3398 * df-scan.c (df_scan_set_bb_info): Remove assert.
3399 (df_insn_rescan_debug_internal): Merge asserts.
3400 (df_install_ref): Likewise.
3401 (df_mark_reg): Use bitmap_set_range.
3402 (df_hard_reg_used_p): Remove assert.
3403 (df_hard_reg_used_count): Likewise.
3405 2010-01-26 Richard Guenther <rguenther@suse.de>
3407 PR rtl-optimization/42685
3408 * web.c (web_main): Ignore DEBUG_INSNs.
3410 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3412 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3414 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3415 Fix types of fndecl and arglist parameters.
3417 2010-01-26 Richard Guenther <rguenther@suse.de>
3420 * tree-eh.c (unsplit_eh): Skip debug insns.
3422 2010-01-26 Richard Guenther <rguenther@suse.de>
3424 PR tree-optimization/42250
3425 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3427 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3430 * omp-low.c (expand_omp_sections): Only use single_pred if
3431 l2_bb is single_pred_p.
3433 2010-01-25 Christian Bruel <christian.bruel@st.com>
3436 * config/sh/sh.c (find_barrier): Increase length for non delayed
3437 conditional branches.
3438 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3440 2010-01-24 David S. Miller <davem@davemloft.net>
3442 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3443 define if not using GAS.
3444 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3445 Likewise. Delete SECTION_MERGE code, which is only applicable
3448 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3451 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3452 mangling of va_list in system headers.
3454 2010-01-23 Toon Moene <toon@moene.org>
3456 * tree-predcom.c (combine_chains): Return NULL, not false.
3458 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3460 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3461 initialization of variable res to agree with return type.
3463 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3465 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3466 * tree-sra.c: Add include of expr.h.
3468 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3470 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3471 insert the debug stmt on the single non-EH edge from the stmt.
3473 2010-01-22 Richard Henderson <rth@redhat.com>
3476 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3477 the RHS until after generate_subtree_copies has insertted its
3478 code before the current statement.
3480 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3482 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3484 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3486 2010-01-21 Martin Jambor <mjambor@suse.cz>
3488 PR tree-optimization/42585
3489 * tree-sra.c (struct access): New field grp_total_scalarization.
3490 (dump_access): Dump the new field.
3491 (should_scalarize_away_bitmap): New variable.
3492 (cannot_scalarize_away_bitmap): Likewise.
3493 (sra_initialize): Allocate new bitmaps.
3494 (sra_deinitialize): Free new bitmaps.
3495 (create_access_1): New function.
3496 (create_access): Parts moved to create_access_1.
3497 (type_consists_of_records_p): New function.
3498 (completely_scalarize_record): Likewise.
3499 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3500 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3501 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3503 (analyze_all_variable_accesses): Completely scalarize small eligible
3506 2010-01-21 Martin Jambor <mjambor@suse.cz>
3508 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3510 2010-01-21 Andrew Haley <aph@redhat.com>
3512 * gcc.c (process_command): Move lang_specific_driver before
3513 setting cc_libexec_prefix.
3515 2010-01-21 Richard Guenther <rguenther@suse.de>
3518 * fold-const.c (negate_expr_p): Pretend only negative
3519 real constants are easily negatable.
3521 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3522 Jason Merrill <jason@redhat.com>
3524 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3525 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3526 * calls.c (initialize argument_information): Handle it.
3527 * c-common.c (handle_transparent_union_attribute): Use new name.
3528 * c-decl.c (finish_struct): Ditto.
3529 * c-typeck.c (type_lists_compatible_p): Ditto.
3530 (convert_for_assignment): Use new name and also handle record.
3531 * function.c (aggregate_value_p): Handle it.
3532 (pass_by_reference): Ditto.
3533 (assign_parm_data_types): Ditto.
3534 * print-tree.c (print_node): Ditto.
3535 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3536 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3537 * tree.c (first_field): New fn.
3539 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3542 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3543 even when linking statically, for now.
3545 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3548 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3549 without a cselib val.
3550 (count_uses): Accept MO_VAL_SET with no val on stores.
3551 (add_stores): Likewise.
3553 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3555 * var-tracking.c (check_value_val): Add a compile time assertion.
3556 (dv_is_decl_p): Simplify.
3557 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3558 gcc_assert if ENABLE_CHECKING.
3560 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3563 * var-tracking.c: Include tree-flow.h.
3564 (mem_dies_at_call): New.
3565 (dataflow_set_preserve_mem_locs): Use it.
3566 (dataflow_set_remove_mem_locs): Likewise.
3567 (dump_var): Renamed from dump_variable. Adjust all callers.
3568 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3569 * Makefile.in (var-tracking.o): Adjust deps.
3571 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3573 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3575 2010-01-20 Richard Guenther <rguenther@suse.de>
3577 PR tree-optimization/42717
3578 * tree-ssa-dce.c (get_live_post_dom): Remove.
3579 (forward_edge_to_pdom): Take an arbitrary edge to copy
3580 degenerate PHI args from.
3581 (remove_dead_stmt): Use the first post-dominator even if it
3582 does not contain live statements as redirection destination.
3584 2010-01-20 Richard Guenther <rguenther@suse.de>
3586 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3588 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3590 * sel-sched.c (create_speculation_check): Remove set but not used
3592 (try_transformation_cache): Remove set but not used variable ds.
3593 (calculate_privileged_insns): Remove set but not used variables
3594 cur_insn and min_spec_insn.
3595 (find_best_expr): Remove set but not used variable avail_n.
3596 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3598 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3600 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3601 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3604 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3607 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3608 cpu types. Add support for *-sse3 cpu types.
3609 (x86_64-*-*): Ditto.
3611 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3614 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3615 argument, call initializer_constant_valid_p_1 instead of
3616 initializer_constant_valid_p, pass CACHE to it, return NULL
3617 immediately if first call returns NULL.
3618 (initializer_constant_valid_p_1): New function.
3619 (initializer_constant_valid_p): Use it.
3621 2010-01-20 Thomas Quinot <quinot@adacore.com>
3623 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3625 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3627 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3628 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3629 (loc_list_from_tree): Don't handle unsigned division. Handle
3630 signed modulo using DW_OP_{over,over,div,mul,minus}.
3631 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3632 modulo instead of signed.
3634 2010-01-20 DJ Delorie <dj@redhat.com>
3636 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3638 (h8300_emit_stack_adjustment): Propogate it.
3640 (h8300_expand_prologue): Likewise.
3641 (h8300_expand_epilogue): Likewise.
3643 2010-01-19 Michael Matz <matz@suse.de>
3645 PR tree-optimization/41783
3646 * tree-data-ref.c (toplevel): Include flags.h.
3647 (dump_data_dependence_relation): Also dump the inputs if the
3648 result will be unknown.
3649 (split_constant_offset_1): Look through some conversions.
3650 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3651 the offset from last element is too large.
3652 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3653 (reassociate_to_the_same_stmt): Handle vector registers.
3654 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3656 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3657 wide_prolog_niters argument, emit widening instructions.
3658 (vect_do_peeling_for_alignment): Adjust caller, use widened
3659 variant of the iteration cound.
3660 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3662 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3665 * config/arm/neon-testgen.m (emit_automatics): New parameter
3666 features. Adjust for Fixed_return_reg feature.
3667 (test_intrinsic): Call emit_automatics with new feature.
3668 * config/arm/neon.ml: Update copyright years.
3669 (features): New Fixed_return_reg feature.
3670 (ops): Update feature for Vget_low.
3672 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3674 PR tree-optimization/42719
3675 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3679 * fwprop.c (all_uses_available_at): Return false if def_set dest
3680 is a REG that is used in def_insn.
3682 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3684 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3686 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3689 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3691 * target.h (struct gcc_target) <secondary_reload>: Change type
3692 of last argument to secondary_reload_info *.
3694 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3697 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3698 memory references with unaligned offsets. Remove CQImode handling.
3699 (unaligned_memory_operand): Return 1 for memory references with
3700 unaligned offsets. Remove CQImode handling.
3702 2010-01-18 Richard Guenther <rguenther@suse.de>
3705 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3708 2010-01-18 Richard Guenther <rguenther@suse.de>
3710 PR tree-optimization/42781
3711 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3712 restrict processing only if the original variable was artificial.
3714 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3716 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3717 find number of popped argument bytes.
3719 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3720 Fix the text that describes the return value for invalid insns.
3722 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3724 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3725 Clarify what 'cost of the -dependence' is. Fix quoting.
3727 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3728 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3730 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3732 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3733 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3735 2010-01-17 Richard Guenther <rguenther@suse.de>
3738 * function.c (split_complex_args): Take a VEC to modify.
3739 (assign_parms_augmented_arg_list): Build a VEC instead of
3740 a chain of PARM_DECLs.
3741 (assign_parms_unsplit_complex): Take a VEC of arguments.
3742 Do not fixup unmodified parms.
3743 (assign_parms): Deal with the VEC.
3744 (gimplify_parameters): Likewise.
3746 2010-01-17 Richard Guenther <rguenther@suse.de>
3748 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3749 node existence check.
3750 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3751 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3752 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3753 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3754 (gimple_execute_on_growing_pred): Likewise.
3756 2010-01-17 Richard Guenther <rguenther@suse.de>
3758 PR tree-optimization/42773
3759 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3760 (compute_antic_aux): Likewise.
3761 (compute_partial_antic_aux): Likewise.
3763 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3766 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3769 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3771 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3774 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3775 Fix markup for strict argument.
3777 (TARGET_SCHED_REORDER2): Fix argument types.
3779 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3780 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3782 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3783 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3785 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3788 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3789 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3790 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3791 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3792 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3794 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3796 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3798 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3799 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3801 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3803 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3806 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3808 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3809 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3811 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3813 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3815 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3816 referring to it. Fix language.
3818 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3820 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3822 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3824 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3826 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3827 '@var{stream}. Remove stray 'and'.
3829 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3831 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3833 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3835 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3836 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3838 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3839 Fix description of return value.
3840 Rename argument "sz" to "len."
3842 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3843 Clarify meaning of 'true' return value.
3845 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3847 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3848 rep_mode versus mode_rep.
3850 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3852 (TARGET_BUILTIN_DECL): Fix name.
3854 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3856 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3858 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3860 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3862 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3864 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3867 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3868 Rename argument tm_fn to md_fn.
3870 (TARGET_OPTION_PRINT): Fix argument list.
3872 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3875 * config/i386/i386.c (ix86_fixup_binary_operands):
3876 Revert FMA4 fixup of operands.
3878 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3881 * Makefile.in (write_entries_to_file, install-plugin):
3882 Use \012 instead of \n with tr.
3884 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3886 * configure.ac (HAVE_AS_REF): New C macro.
3887 * configure: Regenerate.
3888 * config.in: Likewise.
3889 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3891 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3894 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3896 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3898 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3900 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3902 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3904 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3906 (TARGET_BINDS_LOCAL_P): Fix argument type.
3908 (TARGET_ASM_FILE_END): Use prototype.
3910 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3912 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3914 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3916 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3918 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3919 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3921 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3922 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3924 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3925 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3926 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3927 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3929 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3931 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3933 (TARGET_INIT_BUILTINS): Use prototype.
3935 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3936 Put 'const char *' in braces. Fix parameter types.
3937 (TARGET_INVALID_CONVERSION): Fix parameter types.
3938 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3939 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3941 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3944 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3946 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3948 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3950 * doc/tm.texi (TARGET_HELP): Fix return type.
3952 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3953 in braces. Fix argument types.
3955 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3957 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3959 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3961 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3962 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3964 (TARGET_MANGLE_TYPE): Fix argument types.
3966 (TARGET_IRA_COVER_CLASSES): Use prototype.
3968 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3970 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3972 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3974 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3976 (TARGET_CALLEE_COPIES): Fix argument types.
3978 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3980 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3982 (TARGET_FUNCTION_VALUE): Fix argument types.
3984 (TARGET_RETURN_IN_MSB): Fix argument type.
3986 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3988 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3990 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3992 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3993 agree with return type.
3995 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3997 2010-01-15 Jing Yu <jingyu@google.com>
3999 PR rtl-optimization/42691
4000 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4001 a pseudo to a constant and are merged, and adjust comments.
4003 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4005 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4007 2010-01-15 Richard Guenther <rguenther@suse.de>
4010 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4011 labels of computed or non-local gotos to the destination.
4012 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4013 landing pad label is the first label.
4015 2010-01-15 Richard Guenther <rguenther@suse.de>
4017 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4019 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4022 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4023 to allow generation of the xssqrtdp instruction on power7.
4024 (sqrtdf2_fpr): Ditto.
4026 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4029 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4030 functions with noreturn attribute.
4033 * varasm.c (declare_weak): Add weak attribute to decl if it
4034 doesn't have one already.
4035 (assemble_external): Only add decls to weak_decls if they also
4036 have weak attribute.
4038 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4040 * var-tracking.c (var_reg_delete): Don't delete the association
4041 between REGs and values or one-part variables if the register
4044 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4047 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4048 because its first operand is a non-localized variable.
4050 2010-01-14 Martin Jambor <mjambor@suse.cz>
4052 PR tree-optimization/42706
4053 * tree-sra.c (encountered_recursive_call): New variable.
4054 (encountered_unchangable_recursive_call): Likewise.
4055 (sra_initialize): Initialize both new variables.
4056 (callsite_has_enough_arguments_p): New function.
4057 (scan_function): Call decl and flags check only for IPA-SRA, check
4058 whether there is a recursive call and whether it has enough arguments.
4059 (all_callers_have_enough_arguments_p): New function.
4060 (convert_callers): Look for recursive calls only when
4061 encountered_recursive_call is set.
4062 (ipa_early_sra): Bail out either if
4063 !all_callers_have_enough_arguments_p or
4064 encountered_unchangable_recursive_call.
4066 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4068 * sel-sched.c: Add 2010 to copyright years.
4069 * sel-sched-ir.c: Likewise.
4070 * sel-sched-ir.h: Likewise.
4072 2010-01-14 Martin Jambor <mjambor@suse.cz>
4074 PR tree-optimization/42714
4075 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4076 constructors specially.
4078 2010-01-14 Andi Kleen <ak@linux.intel.com>
4080 * config/i386/drivers-i386.c (detect_caches_intel):
4081 Add l2sizekb parameter and fill in.
4082 (host_detect_local_cpu): Add l2sizekb, fill in.
4083 Add Atom small cache heuristic.
4085 2010-01-14 Andi Kleen <ak@linux.intel.com>
4087 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4088 Add level3 parameter and fill in.
4089 (detect_caches_intel): Handle level3 cache.
4091 2010-01-14 Andi Kleen <ak@linux.intel.com>
4093 * config/i386/drivers-i386.c (host_detect_local_cpu):
4094 Fix core duo detection.
4096 2010-01-14 Andi Kleen <ak@linux.intel.com>
4098 * config/i386/drivers-i386.c (host_detect_local_cpu):
4101 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4103 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4104 (rs6000_variable_issue_1): this. Use...
4105 (rs6000_variable_issue): here. Reimplement. Print debug info.
4107 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4109 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4110 sel_restore_notes. Update all callers. Call reemit_notes
4113 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4115 PR rtl-optimization/42246
4116 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4119 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4121 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4122 all successors is the same as number of successors in current region.
4124 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4126 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4127 to rename is not separable. Otherwise check that its LHS is not NULL.
4129 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4131 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4133 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4135 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4136 available registers when failed to discover LHS register class.
4137 Fix indentation. Update comment.
4139 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4140 Alexander Monakov <amonakov@ispras.ru>
4142 PR rtl-optimization/42389
4143 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4145 (advance_state_on_fence): Likewise.
4146 (sel_target_adjust_priority): Print debug output only when
4147 sched_verbose >= 4, not 2.
4148 (get_expr_cost): Do not issue all unique insns on the next cycle.
4149 (fill_insns): Initialize can_issue_more from the value saved
4151 * sel-sched-ir.c (flist_add): New parameter issue_more.
4152 Init FENCE_ISSUE_MORE with it.
4153 (merge_fences): Likewise.
4154 (init_fences): Update call to flist_add.
4155 (add_to_fences, add_clean_fence_to_fences)
4156 (add_dirty_fence_to_fences): Likewise.
4157 (move_fence_to_fences): Update call to merge_fences.
4158 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4160 * sel-sched-ir.h (struct _fence): New field issue_more.
4161 (FENCE_ISSUE_MORE): New accessor macro.
4163 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4165 PR rtl-optimization/42388
4166 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4167 that have no predecessors nor successors. Do not call move_bb_info
4168 for empty blocks outside of current region.
4170 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4172 PR rtl-optimization/42294
4173 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4174 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4175 originators' originators.
4177 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4179 PR rtl-optimization/39453
4180 PR rtl-optimization/42246
4181 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4183 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4185 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4186 Alexander Monakov <amonakov@ispras.ru>
4189 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4190 (maybe_tidy_empty_bb): ... here. Make static. Add new
4191 argument. Update all callers.
4192 (tidy_control_flow): ... and here. Recompute topological order
4193 of basic blocks in region if necessary.
4194 (sel_redirect_edge_and_branch): Change return type. Return true
4195 if topological order might have been invalidated.
4196 (purge_empty_blocks): Export and move from...
4197 * sel-sched.c (purge_empty_blocks): ... here.
4198 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4199 (maybe_tidy_empty_bb): Delete prototype.
4200 (purge_empty_blocks): Declare.
4202 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4204 PR rtl-optimization/42249
4205 * sel-sched.c (try_replace_dest_reg): When chosen register
4206 and original register is the same, do not bail out early, but
4207 still check all original insns for validity of replacing destination
4208 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4211 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4214 Port from no-undefined-overflow branch:
4215 2009-03-09 Richard Guenther <rguenther@suse.de>
4217 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4219 2010-01-14 Richard Guenther <rguenther@suse.de>
4222 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4224 2010-01-14 Ira Rosen <irar@il.ibm.com>
4226 PR tree-optimization/42709
4227 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4228 as scalar type in creation of constant vector operand.
4230 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4233 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4234 (check-parallel-%): Match `testsuite' directory component only
4237 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4239 PR translation/39521
4240 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4243 2010-01-13 Richard Guenther <rguenther@suse.de>
4245 PR tree-optimization/42730
4246 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4249 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4252 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4253 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4256 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4258 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4259 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4260 ___umulsi3_highpart.
4262 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4263 rather than schedule_insns if the pass is enabled.
4265 2010-01-13 Martin Jambor <mjambor@suse.cz>
4267 PR tree-optimization/42704
4268 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4271 2010-01-13 Martin Jambor <mjambor@suse.cz>
4273 PR tree-optimization/42703
4274 * tree-sra.c (analyze_access_subtree): Check that we can build a
4275 reference to the original data within the aggregate.
4277 2010-01-13 Richard Guenther <rguenther@suse.de>
4279 PR tree-optimization/42705
4280 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4282 2010-01-13 Richard Guenther <rguenther@suse.de>
4285 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4287 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4290 * var-tracking.c (values_to_unmark): New variable.
4291 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4292 values_to_unmark vector. Moved body to...
4293 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4294 instead queue it into values_to_unmark vector.
4295 (vt_find_locations): Free values_to_unmark vector.
4297 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4299 * config/s390/s390.c (override_options): Set
4300 default of max-pending-list-length to 256
4302 2010-01-13 Richard Guenther <rguenther@suse.de>
4305 * tree-pass.h (PROP_gimple_lcx): New.
4306 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4307 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4308 before the final cleanup_eh.
4309 (dump_properties): Dump PROP_gimple_lcx.
4310 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4311 (tree_lower_complex_O0): Remove.
4312 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4313 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4314 tree_lower_complex, schedule TODO_update_ssa.
4315 * lto-streamer-out.c (output_function): Stream the functions
4317 * lto-streamer-in.c (input_function): Likewise.
4318 (lto_read_body): Do not override them here.
4320 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4323 * c-typeck.c (build_c_cast): Fold value cast to union type before
4324 wrapping it in a CONSTRUCTOR.
4326 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4328 PR rtl-optimization/42699
4329 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4332 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4334 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4335 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4336 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4337 SUBTARGET_WARN_UNUSED_SPEC): ... here
4338 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4340 2010-01-12 Julian Brown <julian@codesourcery.com>
4342 * config/arm/neon-schedgen.ml (Utils): Don't try to
4343 open missing module.
4344 (find_with_result): New.
4346 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4349 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4350 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4352 PR tree-optimization/42645
4353 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4354 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4355 decl_map, set processing_debug_stmt to -1 and return name without
4358 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4360 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4361 binutils version, and reword target configuration description.
4363 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4365 * config/avr/avr.h (LINKER_NAME): Remove.
4367 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4370 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4371 that support VSX, warn for -mno-altivec if vsx is not disabled,
4374 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4375 Shujing Zhao <pearly.zhao@oracle.com>
4377 PR translation/42469
4378 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4379 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4380 character between option name and help text.
4381 * c.opt (imultilib): Likewise.
4383 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4385 * lto-streamer-out.c (output_unreferenced_globals): Output static
4388 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4390 PR rtl-optimization/42621
4391 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4392 optimizing for size.
4393 (duplicate_computed_gotos): Remove now-redundant check.
4395 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4398 * configure.ac: Save and restore LDFLAGS and LIBS
4399 * configure: Regenerate.
4401 2010-01-10 Richard Guenther <rguenther@suse.de>
4404 * builtins.c (fold_builtin_strlen): Add type argument and
4405 convert the resulting length to it.
4406 (fold_builtin_1): Adjust.
4408 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4410 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4411 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4413 (num_insns_constant_wide): Adjust for that change.
4415 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4418 * web.c (union_defs): Add used argument, to combine uses of
4420 (entry_register): Adjust type and tests of used argument.
4421 (web_main): Widen used for new use. Pass it to union_defs.
4422 * df.h (union_defs): Adjust prototype.
4424 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4427 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4428 uses in new incoming argument. Free body.
4429 (reset_debug_uses_in_loop): New.
4430 (analyze_insn_to_expand_var): Call the latter if the former found
4431 anything. Fix whitespace. Reject invalid dest overlaps before
4432 going through all insns in the loop.
4434 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4437 * haifa-sched.c (dying_use_p): Debug insns don't count.
4439 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4442 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4443 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4444 (verify_gimple_call): Reject LHS in noreturn calls.
4446 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4450 * tree-vect-loop-manip.c (adjust_info): New type.
4451 (adjust_vec): New pointer to vector.
4452 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4453 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4454 (slpeel_update_phis_for_duplicate_loop): Use them.
4455 (slpeel_update_phi_nodes_for_guard1): Likewise.
4456 (slpeel_update_phi_nodes_for_guard2): Likewise.
4457 (slpeel_tree_peel_loop_to_edge): Likewise.
4458 (vect_update_ivs_after_vectorizer): Likewise.
4460 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4462 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4463 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4465 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4467 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4468 bogus uninitialized warning.
4470 2010-01-09 Richard Guenther <rguenther@suse.de>
4473 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4474 the evolution is compatible with the initial condition.
4476 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4478 * gcc.c (process_command): Update copyright notice dates.
4479 * gcov.c (print_version): Likewise.
4480 * gcov-dump.c (print_version): Likewise.
4481 * mips-tfile.c (main): Likewise.
4482 * mips-tdump.c (main): Likewise.
4484 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4487 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4489 (rotlhi3_8): Delete.
4491 (rotlsi3_8): Delete.
4492 (rotlsi3_16): Delete.
4493 (rotlsi3_24): Delete.
4495 (*rotw<mode>3): New.
4496 (*rotb<mode>3): New.
4497 * config/avr/avr.c (avr_rotate_bytes): New function.
4498 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4500 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4503 * configure.ac: Modify -rdynamic check.
4504 * configure: Regenerate.
4506 2010-01-08 DJ Delorie <dj@redhat.com>
4508 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4509 register popping order.
4511 2010-01-08 Richard Guenther <rguenther@suse.de>
4514 * c.opt (fsigned-char): Also let LTO handle this option.
4515 (funsigned-char): Likewise.
4517 2010-01-07 Richard Guenther <rguenther@suse.de>
4519 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4520 (gimple_op): Likewise.
4521 (gimple_op_ptr): Likewise.
4522 (gimple_assign_set_lhs): Remove gcc_assert.
4523 (gimple_assign_set_rhs1): Likewise.
4524 (gimple_assign_set_rhs2): Likewise.
4525 (gimple_call_set_lhs): Likewise.
4526 (gimple_call_set_fn): Likewise.
4527 (gimple_call_set_fndecl): Likewise.
4528 (gimple_call_fndecl): Likewise.
4529 (gimple_call_return_type): Likewise.
4530 (gimple_call_set_chain): Likewise.
4531 (gimple_call_num_args): Likewise.
4532 (gimple_call_set_arg): Likewise.
4533 (gimple_cond_set_code): Likewise.
4534 (gimple_cond_set_lhs): Likewise.
4535 (gimple_cond_set_rhs): Likewise.
4536 (gimple_cond_set_true_label): Likewise.
4537 (gimple_cond_set_false_label): Likewise.
4538 (gimple_label_set_label): Likewise.
4539 (gimple_goto_set_dest): Likewise.
4540 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4541 (gimple_debug_bind_get_value): Likewise.
4542 (gimple_debug_bind_get_value_ptr): Likewise.
4543 (gimple_debug_bind_set_var): Likewise.
4544 (gimple_debug_bind_set_value): Likewise.
4545 (gimple_debug_bind_reset_value): Likewise.
4546 (gimple_debug_bind_has_value_p): Likewise.
4547 (gimple_return_retval_ptr): Remove gcc_assert.
4548 (gimple_return_retval): Likewise.
4549 (gimple_return_set_retval): Likewise.
4550 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4551 (safe_referenced_var_iterator): Remove.
4552 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4553 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4554 (fill_referenced_var_vec): Remove.
4555 (first_readonly_imm_use): Remove redundant gcc_assert.
4556 (phi_arg_index_from_use): Combine gcc_asserts.
4557 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4558 (first_imm_use_stmt): Remove redundant gcc_assert.
4559 * tree-cfg.c (verify_gimple_call): Verify function and chain
4560 operands. Verify arguments.
4561 (verify_types_in_gimple_stmt): Verify condition code and labels.
4563 2010-01-07 Richard Guenther <rguenther@suse.de>
4565 PR tree-optimization/42641
4566 * sese.c (rename_map_elt_info): Use the SSA name version, do
4569 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4571 PR tree-optimization/42625
4572 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4573 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4575 2010-01-07 Duncan Sands <baldrick@free.fr>
4577 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4579 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4582 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4583 note itself is not function_invariant_p.
4585 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4587 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4588 Do not add the DF_NOTE problem.
4589 * store-motion.c (execute_rtl_store_motion): Likewise.
4591 2010-01-07 Martin Jambor <mjambor@suse.cz>
4593 PR tree-optimization/42157
4594 * tree-sra.c (compare_access_positions): Stabilize sort if both
4595 accesses have integer types, return zero immediately if they are the
4598 2010-01-06 Richard Henderson <rth@redhat.com>
4601 * haifa-sched.c (add_to_note_list): Merge into ...
4602 (concat_note_lists): ... here, and ...
4603 (unlink_other_notes, rm_other_notes): Merge into...
4604 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4605 NOTE_INSN_EPILOGUE_BEG.
4607 2010-01-06 Richard Guenther <rguenther@suse.de>
4609 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4610 not inline regular functions into always-inline functions.
4612 2010-01-06 Nick Clifton <nickc@redhat.com>
4614 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4615 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4617 (OVERRIDE_OPTIONS): Delete.
4618 (OPTIMIZATION_OPTIONS): Define.
4619 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4620 * config/rx/rx.c (rx_handle_option): Issue an error message if
4621 -mcpu=rx200 and -fpu are used together.
4622 (rx_set_optimization_options): New function. Issue an error
4623 message if an optimization attribute attempts to reset the FPU/
4624 math optimization pairing.
4625 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4626 * config/rx/rx.opt: Set the default to 32-bit doubles.
4627 * config/rx/t-rx: Add multilibs for -nofpu option.
4628 * doc/invoke.texi: Update documentation of RX options.
4630 2010-01-06 Richard Guenther <rguenther@suse.de>
4632 * tree-ssa-pre.c (name_to_id): New global.
4633 (alloc_expression_id): Simplify SSA name handling.
4634 (lookup_expression_id): Likewise.
4635 (init_pre): Zero name_to_id.
4636 (fini_pre): Free it.
4638 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4640 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4642 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4645 * config/i386/sse.md (smaxv2di3): New.
4646 (umaxv2di3): Likewise.
4647 (sminv2di3): Likewise.
4648 (uminv2di3): Likewise.
4650 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4653 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4654 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4655 (legitimize_tls_address): Likewise.
4656 (sparc_tls_referenced_p): Likewise.
4657 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4658 and adjust calls to legitimize_pic_address.
4659 (legitimate_constant_p) Use sparc_tls_referenced_p.
4660 (legitimate_pic_operand_p): Likewise.
4661 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4662 (sparc_tls_symbol_ref_1): Delete.
4663 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4664 (legitimize_tls_address): Make static, handle CONST patterns.
4665 (legitimize_pic_address): Make static, remove unused parameter and
4666 adjust recursive calls.
4667 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4668 and adjust call to legitimize_pic_address.
4669 (sparc_output_mi_thunk): Likewise.
4671 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4672 H.J. Lu <hongjiu.lu@intel.com>
4675 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4676 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4677 operands to make them signed.
4680 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4683 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4684 GTU to GT for V4SI and V2DI.
4686 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4687 (umin<mode>3): Removed.
4689 (uminv4si3): Likewise.
4691 2010-01-05 Martin Jambor <mjambor@suse.cz>
4693 PR tree-optimization/42462
4694 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4695 current_function_decl to helper functions and macros.
4697 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4700 * flags.h: Don't include real.h.
4701 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4702 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4703 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4704 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4705 * dominance.c: Update copyright.
4706 * gimple.c (walk_gimple_op): Remove inline.
4707 * tree-ssa-reassoc.c: Include real.h.
4708 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4709 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4711 2010-01-05 Nick Clifton <nickc@redhat.com>
4713 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4714 register to push into the stack frame when the accumulator has to
4715 be saved during interrupts.
4717 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4719 * doc/invoke.texi: Remove the documentation about option
4721 * common.opt (Wunreachable-code): Preserved for backward
4723 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4724 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4725 the backward compatibility flag section.
4727 2010-01-05 Richard Guenther <rguenther@suse.de>
4729 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4731 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4734 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4736 PR tree-optimization/42508
4737 * tree-sra.c (convert_callers): Check for recursive call
4738 by comparing cgraph nodes instead of decls.
4739 (modify_function): Call ipa_modify_formal_parameters also
4740 on all same_body aliases.
4742 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4743 cgraph nodes when checking for same_body aliases.
4745 2010-01-05 Richard Guenther <rguenther@suse.de>
4747 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4748 allocation and lookup.
4749 (get_or_alloc_expr_for_constant): Likewise.
4750 (phi_translate): Sink allocation.
4752 2010-01-04 Richard Guenther <rguenther@suse.de>
4754 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4755 a new entry only if needed.
4756 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4757 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4759 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4761 (phi_translate): Handle CONSTANTs early.
4763 2010-01-04 Martin Jambor <mjambor@suse.cz>
4765 PR tree-optimization/42398
4766 * tree-sra.c (struct access): Removed flag grp_different_types.
4767 (dump_access): Do not dump the removed flag.
4768 (sort_and_splice_var_accesses): Do not set the removed flag.
4769 (sra_modify_expr): Check for type compatibility directly.
4771 2010-01-04 Martin Jambor <mjambor@suse.cz>
4773 PR tree-optimization/42366
4774 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4775 edges with variable number of parameters.
4776 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4777 flag instead of asserting it.
4778 (ipa_read_node_info): Read uses_analysis_done flag.
4780 2010-01-04 Richard Guenther <rguenther@suse.de>
4782 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4783 iterative_hash_* as intended.
4784 (vn_reference_compute_hash): Likewise. Simplify hashing
4786 (vn_reference_lookup_2): Likewise.
4787 (vn_nary_op_compute_hash): Likewise.
4788 (vn_phi_compute_hash): Likewise.
4789 (expressions_equal_p): Remove strange code.
4790 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4791 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4792 (bitmap_insert_into_set_1): Take value-id as parameter.
4793 (add_to_value): Pass it.
4794 (bitmap_insert_into_set): Likewise.
4795 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4797 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4800 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4801 (do_self_spec): For switches with SWITCH_IGNORE set set also
4802 SWITCH_IGNORE_PERMANENTLY.
4803 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4806 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4808 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4809 tree of an unreferenced global var.
4811 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4814 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4815 GTU to GT for V4SI and V2DI.
4817 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4818 (umin<mode>3): Removed.
4820 (uminv4si3): Likewise.
4822 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4825 * collect2.c (main): Turn on trace in collect2 if -v is passed
4828 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4830 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4831 description of expression operand.
4833 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4835 * configure.ac: Add install-html to target_list for Make-hooks.
4836 * configure: Regenerate.
4837 * fortran/Make-lang.in (F95_HTMLFILES): New.
4838 (fortran.html): Use it.
4839 (fortran.install-html): New.
4840 * Makefile.in (install-html): Add lang.install-html.
4841 * java/Make-lang.in (JAVA_HTMLFILES): New.
4842 (java.html): Use it.
4843 (java.install-html): New.
4844 * objc/Make-lang.in (objc.install-html): New.
4845 * objcp/Make-lang.in (obj-c++.install-html): New.
4846 * cp/Make-lang.in (c++.install-html): New.
4847 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4848 * lto/Make-lang.in (lto.install-html): New.
4850 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4853 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4855 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4857 PR rtl-optimization/41862
4858 * store-motion.c (store_killed_in_insn, compute_store_table,
4859 remove_reachable_equiv_notes, replace_store_insn,
4860 build_store_vectors): Ignore all DEBUG_INSNs.
4862 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4865 * common.opt: Add dumpdir.
4867 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4869 (option_map): Add --dumpdir.
4871 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4873 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4875 * opts.c (decode_options): Try dump_dir_name first if
4876 dump_base_name isn't an absolute path.
4877 (common_handle_option): Handle OPT_dumpdir.
4879 * toplev.c (dump_dir_name): New.
4880 (print_switch_values): Also ignore -dumpdir.
4882 * toplev.h (dump_dir_name): New.
4884 2010-01-03 Richard Guenther <rguenther@suse.de>
4886 PR tree-optimization/42589
4887 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4888 double-word expansion of bswap32.
4890 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4892 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4893 with BLOCK_FOR_INSN.
4894 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4895 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4896 noce_process_if_block): Likewise.
4897 * gcse.c (compute_local_properties, insert_expr_in_table,
4898 insert_set_in_table, canon_list_insert, find_avail_set,
4899 pre_insert_copy_insn): Likewise.
4901 * basic-block.h (BLOCK_NUM): Move from here...
4902 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4904 2010-01-03 Richard Guenther <rguenther@suse.de>
4906 PR tree-optimization/42438
4907 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4908 contains_may_not_return_call flag.
4909 (BB_MAY_NOTRETURN): New.
4910 (valid_in_sets): Trapping nary operations are not valid
4911 in blocks that may not return.
4912 (insert_into_preds_of_block): Remove check for trapping expressions.
4913 (compute_avail): Compute also BB_MAY_NOTRETURN.
4915 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4917 * doc/invoke.texi: Add 2010 to copyright years.
4919 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4921 * config/sparc/sparc.c: Fix formatting nits.
4923 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4924 Alexander Monakov <amonakov@ispras.ru>
4926 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4928 2010-01-02 Richard Guenther <rguenther@suse.de>
4931 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4932 (simplify_switch_using_ranges): Mark to be removed edges
4935 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4937 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4939 * collect2.c (scan_libraries): Add missing argument in call to
4942 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4945 * config/alpha/predicates.md (aligned_memory_operand): Return false
4947 (unaligned_memory_operand): Return true for CQImode.
4948 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4949 doesn not cross aligned SImode word boundary.
4951 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4953 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4955 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4956 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4958 2010-01-02 Richard Guenther <rguenther@suse.de>
4961 * toplev.c (compile_file): Emit LTO marker properly. Change
4963 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4965 2010-01-01 Richard Guenther <rguenther@suse.de>
4968 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4970 2010-01-01 Richard Guenther <rguenther@suse.de>
4973 * c-decl.c (grokdeclarator): For zero-size arrays force
4974 structural equality checks as layout_type does.
4976 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4978 * builtins.c: Update copyright to 2010.
4980 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4983 * lto-streamer-out.c (produce_asm): Revert the last change.
4984 (copy_function): Likewise.
4986 * lto-streamer.c (lto_get_section_name): Skip any leading
4989 2010-01-01 Richard Guenther <rguenther@suse.de>
4992 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4996 Copyright (C) 2010 Free Software Foundation, Inc.
4998 Copying and distribution of this file, with or without modification,
4999 are permitted in any medium without royalty provided the copyright
5000 notice and this notice are preserved.