1 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4 * config/i386/i386.c (x86_maybe_negate_const_int): New.
5 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
6 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
7 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
8 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
9 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
10 Use x86_maybe_negate_const_int to output insn mnemonic.
11 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
12 check from instruction predicate. Update comments.
13 * config/i386/sync.md (sync_add<mode>): Use
14 x86_maybe_negate_const_int to output insn mnemonic.
17 2010-04-06 Jan Hubicka <jh@suse.cz>
19 PR tree-optimization/42906
20 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
21 IGNORE_SELF argument. Set visited_control_parents for fully
23 (find_obviously_necessary_stmts): Update call of
24 mark_control_dependent_edges_necessary.
25 (propagate_necessity): Likewise. Handle PHI edges more curefully.
27 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
29 * config/i386/i386.md: Remove comment about 'e' and 'E'
32 2010-04-06 Richard Guenther <rguenther@suse.de>
34 PR tree-optimization/43627
35 * tree-vrp.c (extract_range_from_unary_expr): Widenings
36 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
39 2010-04-06 Jakub Jelinek <jakub@redhat.com>
41 * BASE-VER: Change to 4.6.0.
44 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
47 2010-04-06 Richard Guenther <rguenther@suse.de>
50 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
52 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
54 * doc/invoke.texi (Optimize Options): Document that LTO
55 won't remove object access purely due to incompatible
58 2010-04-04 Matthias Klose <doko@ubuntu.com>
60 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
63 2010-04-03 Richard Guenther <rguenther@suse.de>
66 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
67 require a non-NULL MEM_OFFSET.
69 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
71 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
72 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
73 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
74 config/alpha/predicates.md, config/arm/arm.md,
75 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
76 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
77 config/darwin9.h, config/darwin.c, config/darwin.h,
78 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
79 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
80 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
81 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
82 config/mips/mips.md, config/mn10300/mn10300.c,
83 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
84 config/rs6000/aix.h, config/rs6000/dfp.md,
85 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
86 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
87 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
88 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
89 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
90 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
91 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
92 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
93 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
94 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
95 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
96 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
97 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
98 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
99 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
100 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
101 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
102 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
103 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
104 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
105 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
106 opt-functions.awk, opth-gen.awk, params.def, passes.c,
107 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
108 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
109 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
110 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
111 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
112 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
113 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
114 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
115 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
116 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
117 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
118 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
119 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
120 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
122 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
125 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
126 * aclocal.m4: Regenerate.
128 2010-04-02 Richard Guenther <rguenther@suse.de>
130 PR tree-optimization/43629
131 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
132 if we have seen a constant value.
134 2010-04-02 Joseph Myers <joseph@codesourcery.com>
136 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
139 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
142 * arm.c (legitimize_tls_address): Adjust call to
143 gen_tls_load_dot_plus_four.
144 (arm_note_pic_base): New function.
145 (arm_cannot_copy_insn_p): Use it.
146 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
149 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
154 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
156 * Makefile.in ($(out_object_file)): Depend on
157 gt-$(basename $(notdir $(out_file))).h.
159 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
161 * config.gcc (lm32-*-rtems*): Add t-lm32.
163 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
165 * config.gcc: Add lm32-*-rtems*.
166 * config/lm32/rtems.h: New file.
168 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
171 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
173 2010-04-01 Jakub Jelinek <jakub@redhat.com>
175 * dwarf2out.c (output_compilation_unit_header): For
176 -gdwarf-4 use version 4 instead of version 3.
177 (output_line_info): For version 4 and above emit additional
178 maximum ops per insn header field.
179 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
181 * dwarf2out.c (is_c_family, is_java): Remove.
182 (lower_bound_default): New function.
183 (add_bound_info, gen_descr_array_type_die): Use it.
185 2010-04-01 Dodji Seketeli <dodji@redhat.com>
188 * dwarf2out.c (gen_variable_die): Allow debug info for variable
189 re-declaration when it happens in a function.
191 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
193 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
194 (cgraph_remove_function_insertion_hook): Same.
195 (cgraph_call_function_insertion_hooks): Same.
197 2010-04-01 Richard Guenther <rguenther@suse.de>
200 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
201 and TREE_THIS_VOLATILE.
202 (copy_ref_info): Likewise.
203 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
204 * tree.c (build6_stat): Ignore side-effects of all but arg5
205 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
208 2010-04-01 Richard Guenther <rguenther@suse.de>
210 PR tree-optimization/43607
211 * ipa-type-escape.c (check_call): Do not access non-existing
214 2010-04-01 Richard Guenther <rguenther@suse.de>
218 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
219 Jack Howarth <howarth@bromo.med.uc.edu>
221 * tree-profile.c (tree_init_ic_make_global_vars): Make static
224 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
226 * doc/install.texi (Prerequisites): Document libelf usability on
227 IRIX 5/6 and Solaris 2.
228 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
229 Update GNU as, GNU ld requirements.
230 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
231 Document Sun Studio compiler download.
232 Update and simplify as, ld recommendations.
233 (Specific, *-*-solaris2.7): Note obsoletion, removal.
235 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
237 * config.guess (i[34567]86-*-solaris2*): Default with_arch_32,
238 with_tune_32 to pentium4.
240 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
242 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
244 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
246 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
249 Document GNU as requirement.
250 Update configure requirements.
251 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
253 Recomment IRIX 6.5.18+.
254 Document IDF/IDL requirement.
255 Document GNU as requirement.
256 Document GNU ld bootstrap failure.
257 Remove freeware.sgi.com reference.
259 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
261 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
262 UNIX V4.0, V5.0 obsoletion, removal.
263 Remove --with-gc=simple reference.
264 Update VM requirements during bootstrap.
265 Remove -oldas bootstrap description.
266 Update binutils reference.
267 Remove comparison failure note.
269 2010-03-31 Richard Guenther <rguenther@suse.de>
270 Zdenek Dvorak <ook@ucw.cz>
271 Sebastian Pop <sebastian.pop@amd.com>
274 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
275 with multiple arguments.
276 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
278 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
280 * graphite-dependences.c (print_pddr): Call print_pdr with an
282 * graphite-poly.c (debug_pdr): Add an extra argument for the
285 (print_pbb_domain): Same.
287 (print_scop_context): Same.
290 (debug_pbb_domain): Same.
294 (debug_scop_context): Same.
297 (print_scop_params): Same.
298 (debug_scop_params): Same.
299 (print_iteration_domain): Same.
300 (print_iteration_domains): Same.
301 (debug_iteration_domain): Same.
302 (debug_iteration_domains): Same.
303 (print_scattering_function): Same.
304 (print_scattering_functions): Same.
305 (debug_scattering_function): Same.
306 (debug_scattering_functions): Same.
307 * graphite-poly.h (debug_pdr): Update declaration.
309 (print_pbb_domain): Same.
311 (print_scop_context): Same.
314 (debug_pbb_domain): Same.
318 (debug_scop_context): Same.
321 (print_scop_params): Same.
322 (debug_scop_params): Same.
323 (print_iteration_domain): Same.
324 (print_iteration_domains): Same.
325 (debug_iteration_domain): Same.
326 (debug_iteration_domains): Same.
327 (print_scattering_function): Same.
328 (print_scattering_functions): Same.
329 (debug_scattering_function): Same.
330 (debug_scattering_functions): Same.
332 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
334 * graphite-poly.c (print_scattering_function_1): New.
335 (print_scattering_function): Call it.
336 (print_scop_params): Remove spaces at the end of lines.
339 * graphite-poly.h (print_cloog): Declared.
340 (debug_cloog): Declared.
342 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
344 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
346 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
347 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
348 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
349 to switch between adding the IV bump in loop->latch or in loop->header.
351 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
353 * graphite-poly.c (print_scattering_function): Pretty print following
356 (print_pbb_domain): Same.
357 (dump_gbb_cases): Same.
358 (dump_gbb_conditions): Same.
361 (print_scop_params): Same.
362 (print_scop_context): Same.
364 (print_pbb_body): New.
365 (lst_indent_to): New.
366 (print_lst): Start new lines with a #.
367 * graphite-poly.h (pbb_bb): New.
368 (pbb_index): Use pbb_bb.
369 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
371 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
373 2010-03-31 Jakub Jelinek <jakub@redhat.com>
375 * dwarf2out.c (size_of_die): For -gdwarf-4 use
376 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
377 and 0 instead of 1 for dw_val_class_flag.
378 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
379 dw_val_class_range_list, dw_val_class_loc_list,
380 dw_val_class_lineptr and dw_val_class_macptr, use
381 DW_FORM_flag_present for dw_val_class_flag and
382 DW_FORM_exprloc for dw_val_class_loc.
383 (output_die): For -gdwarf-4 print dw_val_class_loc
384 size as uleb128 instead of 1 or 2 bytes and don't print
385 anything for dw_val_class_flag.
387 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
388 instead of cselib_lookup following by tweaking locs->setting_insn.
391 * cselib.c (cselib_process_insn): Clear cselib_current_insn
392 even before returning from label, setjmp call or volatile asm
395 2010-03-31 Richard Guenther <rguenther@suse.de>
398 * cgraphunit.c (cgraph_output_in_order): Do not allocate
399 temporary data on stack.
401 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
403 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
404 (PUSHSECTION_ASM_OP): Remove.
405 (POPSECTION_ASM_OP): Remove.
406 (PUSHSECTION_FORMAT): Remove.
407 * config/sol2.h (PUSHSECTION_FORMAT): Define.
408 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
409 * config/sol2.c (solaris_output_init_fini): Use it.
411 2010-03-31 Jie Zhang <jie@codesourcery.com>
414 * opt-functions.awk (var_type_struct): Use signed char type
415 for simple variables.
417 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
419 * config/sol2.c: Include output.h.
420 (solaris_assemble_visibility): New function.
421 * config/t-sol2 (sol2.o): Add output.h dependency.
422 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
423 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
426 2010-03-31 Jakub Jelinek <jakub@redhat.com>
429 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
430 V2SImode or XFmode on PRE_DEC.
433 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
436 2010-03-31 Jie Zhang <jie@codesourcery.com>
439 * reload.h (caller_save_initialized_p): Declare.
440 * toplev.c (backend_init_target): Don't call
441 init_caller_save but set caller_save_initialized_p to false.
442 * caller-save.c (caller_save_initialized_p): Define.
443 (init_caller_save): Check caller_save_initialized_p.
444 * ira.c (ira): Call init_caller_save if flag_caller_saves.
446 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
449 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
450 and soft-fp/t-softfp to tmake_file.
451 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
452 (LIBGCC2_TF_CEXT): Define.
455 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
458 * cselib.c (n_useless_values): Document handling of debug locs.
459 (n_useless_debug_values, n_debug_values): New variables.
460 (new_elt_loc_list): Don't add to debug values, keep count.
461 (promote_debug_loc): New.
462 (cselib_reset_table): Zero new variables.
463 (entry_and_rtx_equal_p): Promote debug locs.
464 (discard_useless_locs): Increment n_useless_debug_values for
466 (remove_useless_values): Adjust n_useless_values and n_debug_values
467 with n_useless_debug_values.
468 (add_mem_for_addr): Promote debug locs.
469 (cselib_lookup_mem): Likewise.
470 (cselib_lookup_addr): Renamed to...
471 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
472 (cselib_log_lookup): ... this. Turn into...
473 (cselib_lookup_addr): ... new wrapper.
474 (cselib_lookup_from_insn): New.
475 (cselib_invalidate_regno): Increment n_useless_debug_values for
477 (cselib_invalidate_mem): Likewise.
478 (cselib_process_insn): Take n_deleted and n_debug_values into
479 account to guard remove_useless_value call.
480 (cselib_finish): Zero n_useless_debug_values.
481 * cselib.h (cselib_lookup_from_insn): Declare.
482 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
483 (sched_analyze_2): Likewise.
485 2010-03-30 Jakub Jelinek <jakub@redhat.com>
487 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
489 (adjust_mems): Replace narrowing SUBREG of expression containing
490 just PLUS, MINUS, MULT and ASHIFT of registers and constants
491 with operations in the narrower mode.
494 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
495 regs_invalidated_by_call instead all call_used_reg_set registers.
497 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
500 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
501 pointer comparisons with types_compatible_p.
502 * tree-vect-stmts.c (vectorizable_call): Same.
503 (vectorizable_condition): Same.
505 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
507 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
508 stack check if the mask would be zero.
510 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
511 Jack Howarth <howarth@bromo.med.uc.edu>
513 * tree-profile.c (tree_init_ic_make_global_vars): Make static
516 2010-03-30 Joseph Myers <joseph@codesourcery.com>
519 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
521 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
522 Include ___unordxf2 and ___unordtf2.
523 * config/i386/libgcc-glibc.ver: Do not define inheritance from
526 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
528 * config/lm32/t-lm32: New file.
529 * config.gcc: Use the above file when targetting lm32.
531 2010-03-28 Duncan Sands <baldrick@free.fr>
533 * Makefile.in (PLUGIN_HEADERS): Add except.h.
535 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
538 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
539 Improve vectorization cost model diagnostic.
541 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
544 * tree-vect-data-refs.c (vect_analyze_data_refs): When
545 compute_data_dependences_for_loop returns false, early exit
546 and output an extra diagnostic for the failed data reference
549 2010-03-29 Richard Guenther <rguenther@suse.de>
551 PR tree-optimization/43560
552 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
553 (can_sm_ref_p): Treat stores to readonly locations as trapping.
555 2010-03-29 Jie Zhang <jie@codesourcery.com>
558 * toplev.c (process_options): Set optimization_default_node
559 and optimization_current_node.
560 * opts.c (decode_options): Don't set optimization_default_node
561 and optimization_current_node.
563 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
565 * config/rtems.h: Abandon -qrtems_debug.
567 2010-03-28 Jan Hubicka <jh@suse.cz>
569 PR tree-optimization/43505
570 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
571 map should not be copied.
573 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
576 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
577 cdtors, set DECL_PRESERVE_P.
578 * ipa.c (cgraph_externally_visible_p): Return true if declaration
581 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
583 PR tree-optimization/43528
584 * stor-layout.c (place_field): Check that constant fits into
585 unsigned HWI when skipping calculation of MS bitfield layout.
587 2010-03-27 Jan Hubicka <jh@suse.cz>
590 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
591 notice_global_symbol work.
593 2010-03-27 Jakub Jelinek <jakub@redhat.com>
595 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
596 instead of dwarf2out_decl.
597 (struct var_loc_node): Remove section_label field.
598 (dwarf2out_function_decl): New function.
599 (dwarf2out_var_location): Don't set section_label field.
600 (dwarf2out_begin_function): Don't empty decl_loc_table here.
602 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
604 PR tree-optimization/43544
605 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
606 First argument for builtin vectorized function hook is now a
607 tree to be able to distinguish between machine specific and
609 * targhooks.c (default_builtin_vectorized_function): Ditto.
610 * targhooks.h (default_builtin_vectorized_function): Ditto.
611 * target.h (struct gcc_target): Ditto.
612 * tree-vect-stmts.c (vectorizable_function): Ditto.
613 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
614 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
617 2010-03-26 Joseph Myers <joseph@codesourcery.com>
620 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
621 nested binding iff it is a FUNCTION_DECL.
622 (store_parm_decls_newstyle): Pass nested=true to bind for
623 FUNCTION_DECLs amongst parameters.
625 2010-03-26 Jakub Jelinek <jakub@redhat.com>
627 * var-tracking.c (vt_expand_loc_callback): Don't run
628 cselib_expand_value_rtx_cb in dummy mode if
629 cselib_dummy_expand_value_rtx_cb returned false.
631 * var-tracking.c (emit_note_insn_var_location): For one part
632 notes with offset 0, don't add EXPR_LIST around the location.
633 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
634 add_location_or_const_value_attribute): Adjust for that change.
637 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
638 into first operand and location into second.
639 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
640 dw_cfi_oprnd_loc for DW_CFA_expression.
641 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
642 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
643 assume first argument is regnum and second argument is location.
645 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
648 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
649 of scratch register to DImode. Split to DImode comparison operator.
650 Use SImode subreg of scratch register in the multiplication.
651 (*cmp_sadd_sidi): Ditto.
652 (*cmp_ssub_si): Ditto.
653 (*cmp_ssub_sidi): Ditto.
655 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
658 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
659 Remove invalid assert and wrong comment.
661 2010-03-26 Jakub Jelinek <jakub@redhat.com>
664 * flags.h (final_insns_dump_p): New extern.
665 * final.c (final_insns_dump_p): New variable.
666 (rest_of_clean_state): Set it before -fdump-final-insns=
667 dumping, clear afterwards.
668 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
669 MEM_ALIAS_SET on MEMs.
671 2010-03-26 David S. Miller <davem@davemloft.net>
673 * configure.ac: Fix sparc GOTDATA_OP bug check.
674 * configure: Rebuild.
676 2010-03-26 Alan Modra <amodra@gmail.com>
678 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
680 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
682 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
683 TLS_SECTION_ASM_FLAG.
685 2010-03-25 Jakub Jelinek <jakub@redhat.com>
688 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
689 Clear first_function_block_is_cold.
692 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
693 argument if the argument is truth_value_p.
695 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
697 * config/rs6000/constraints.md: Update copyright year for my changes.
700 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
701 used in reg+reg addressing, swap registers.
703 2010-03-24 Jakub Jelinek <jakub@redhat.com>
706 * target.h (struct gcc_target): Add code_end hook.
707 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
709 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
710 * toplev.c (compile_file): Call targetm.asm_out.code_end
711 hook before unwind info/debug info output.
712 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
713 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
714 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
715 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
716 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
717 * config/i386/i386.c (ix86_file_end): Renamed to...
718 (ix86_code_end): ... this. Make static. Don't call
719 file_end_indicate_exec_stack. Emit unwind info using
720 final_start_function/final_end_function.
721 (darwin_x86_file_end): Remove.
722 (TARGET_ASM_CODE_END): Define.
723 * config/i386/i386.h (TARGET_ASM_FILE_END,
724 NEED_INDICATE_EXEC_STACK): Don't define.
725 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
726 (TARGET_ASM_FILE_END): Define to darwin_file_end.
727 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
728 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
731 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
732 at the beginning and final_end_function at the end.
733 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
735 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
737 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
738 and Sun as TLS syntax.
739 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
740 * configure: Regenerate.
741 * config.in: Regenerate.
742 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
743 (default_elf_asm_named_section): Use it.
744 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
745 (i386_output_dwarf_dtprel): Likewise.
746 (output_addr_const_extra): Likewise.
747 (output_pic_addr_const): Lowercase @GOTTPOFF.
748 (output_addr_const_extra): Likewise.
749 (output_pic_addr_const): Lowercase @GOTNTPOFF.
750 (output_addr_const_extra): Likewise.
751 (output_pic_addr_const): Lowercase @INDNTPOFF.
752 (output_addr_const_extra): Likewise.
753 (output_pic_addr_const): Lowercase @NTPOFF.
754 (output_addr_const_extra): Likewise.
755 (output_pic_addr_const): Lowercase @TPOFF.
756 (output_addr_const_extra): Likewise.
757 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
758 (*tls_global_dynamic_64): Likewise.
759 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
760 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
762 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
763 (ASM_OUTPUT_TLS_COMMON): Use it.
764 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
767 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
768 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
769 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
770 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
771 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
772 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
774 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
776 * config/i386/i386.c (override_options): Don't accept
777 -mtls-dialect=sun any longer.
778 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
779 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
780 (*tls_local_dynamic_base_32_sun): Likewise.
781 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
783 2010-03-24 Jakub Jelinek <jakub@redhat.com>
786 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
787 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
790 * ira.c (adjust_cleared_regs): New function.
791 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
795 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
797 * expr.c (expand_expr_real): Restore previous
798 curr_insn_source_location and curr_insn_block after
799 expand_expr_real_1 call.
800 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
801 instead of expand_expr_real_1.
803 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
805 PR rtl-optimization/43413
806 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
809 2010-03-22 James E. Wilson <wilson@codesourcery.com>
812 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
813 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
815 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
817 * config/i386/i386.c (ix86_target_string): Add -mfma.
818 Fix a typo in comment.
820 2010-03-22 Mike Stump <mikestump@comcast.net>
823 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
824 Don't overly align based upon packed packed fields.
826 2010-03-22 Jason Merrill <jason@redhat.com>
828 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
829 Use () rather than [], and move before the element type.
831 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
833 * doc/configfiles.texi (Configuration Files): Removed
834 fixinc/Makefile*, intl/Makefile.*.
835 * doc/makefile.texi: Fixed markup. Abstract from version
837 (Makefile): Removed obsolete gcc/java/parse.y example.
838 * doc/sourcebuild.texi: Likewise.
839 (Top Level): Added config, gnattools, libdecnumber, libgcc,
840 libgomp, libssp. Removed fastjar.
841 (Miscellaneous Docs): Clarify location.
842 Added COPYING3, COPYING3.LIB.
843 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
845 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
848 * config/i386/i386.c (x86_function_profiler)
849 [!NO_PROFILE_COUNTERS]: Fix typo.
850 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
853 2010-03-22 Janis Johnson <janis187@us.ibm.com>
854 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
856 * doc/sourcebuild.texi (Test Directives): Split into six
857 subsections, with most of the current text in new subsections
858 Directives, Selectors, and Final Actions.
859 (Directives): Split list of test directives into multiple
861 (Selectors): Describe use and syntax of selectors.
862 (Effective-Target Keywords): Describe all existing keywords.
863 (Add Options): Describe features for dg-add-options.
864 (Require Support): Describe variants of dg-require-support.
865 (Final Actions): Describe commands to use in dg-final.
867 2010-03-22 Michael Matz <matz@suse.de>
870 * recog.c (validate_replace_rtx_group): Replace also in
871 REG_EQUAL and REG_EQUIV notes.
873 2010-03-22 Richard Guenther <rguenther@suse.de>
875 PR tree-optimization/43390
876 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
877 sure vector extracts are type correct.
879 2010-03-22 Richard Guenther <rguenther@suse.de>
882 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
883 x * sqrt (x) even when optimizing for size if the target
884 has native support for sqrt.
886 2010-03-22 Jakub Jelinek <jakub@redhat.com>
888 * varasm.c (make_decl_rtl_for_debug): Also clear
889 flag_mudflap for the duration of make_decl_rtl call.
892 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
893 locs from preserved VALUEs.
895 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
898 * pa.md (movmemsi): Set align to one if zero.
899 (movmemdi): Likewise.
901 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
904 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
905 with their corresponding prologue pushes.
907 2010-03-20 Andrew Pinski <pinskia@gmail.com>
910 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
911 at the begining or end.
912 (spu_expand_epilogue): Likewise.
914 2010-03-20 Richard Guenther <rguenther@suse.de>
916 PR rtl-optimization/43438
917 * combine.c (make_extraction): Properly zero-/sign-extend an
918 extraction of the low part of a CONST_INT. Also handle
921 2010-03-19 Mike Stump <mikestump@comcast.net>
923 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
924 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
925 (override_options): Use SUBTARGET32_DEFAULT_CPU.
927 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
930 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
933 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
935 PR rtl-optimization/42258
936 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
937 use that may match DEF.
940 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
941 the cost of loading the constant rather than assuming
943 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
944 outer code is AND, do the same tests as the andsi3 expander and
945 return COSTS_N_INSNS (1) if and is cheap.
947 * optabs.c (avoid_expensive_constant): Fix formatting.
949 2010-03-19 Michael Matz <matz@suse.de>
952 * attribs.c (decl_attributes): When rebuilding a function pointer
953 type use the same qualifiers as the original pointer type.
955 2010-03-19 Martin Jambor <mjambor@suse.cz>
957 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
958 and is_gimple_ip_invariant_address.
960 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
963 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
965 * config/arm/arm.c (arm_override_options): Turn off
966 flag_dwarf2_cfi_asm for AAPCS variants.
968 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
971 * config/arm/arm.c (emit_multi_reg_push): Update comments.
972 Use PRE_MODIFY instead of PRE_DEC.
973 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
974 (vfp_emit_fstmd): Likewise.
976 2010-03-19 Michael Matz <matz@suse.de>
979 * builtins.c (expand_builtin_interclass_mathfn,
980 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
983 2010-03-19 Richard Guenther <rguenther@suse.de>
985 PR tree-optimization/43415
986 * tree-ssa-pre.c (phi_translate): Split out worker to ...
987 (phi_translate_1): ... this.
988 (phi_translate): Move all caching here. Cache all NARY
989 and REFERENCE translations.
991 2010-03-19 David S. Miller <davem@davemloft.net>
993 With help from Eric Botcazou.
994 * config/sparc/sparc.c: Include dwarf2out.h.
995 (emit_pic_helper): Delete.
996 (pic_helper_symbol_name): Delete.
997 (pic_helper_emitted_p): Delete.
998 (pic_helper_needed): New.
999 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1000 (get_pc_thunk_name): New.
1001 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1002 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1003 Set pic_helper_needed to true. Don't call emit_pic_helper.
1004 (sparc_expand_prologue): Update load_pic_register call.
1005 (sparc_output_mi_thunk): Likewise.
1006 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1007 thunk if possible. Output CFI information as needed.
1009 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1010 Jack Howarth <howarth@bromo.med.uc.edu>
1013 * config/i386/i386.h: Fix ABI on darwin x86-32.
1015 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1017 * tree.h: Declare make_decl_rtl_for_debug.
1018 * varasm.c (make_decl_rtl_for_debug): New.
1019 * dwarf2out.c (rtl_for_decl_location): Call it.
1020 * cfgexpand.c (expand_debug_expr): Call it.
1022 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1025 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1029 * var-tracking.c (vt_init_cfa_base): Do nothing if
1030 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1032 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1035 * var-tracking.c (canonicalize_vars_star): New.
1036 (dataflow_post_merge_adjust): Use it.
1038 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1041 * var-tracking.c (non_suitable_const): New function.
1042 (add_uses): For DEBUG_INSNs with constants, don't record any
1043 value, instead just the constant value itself.
1044 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1045 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1046 (emit_notes_in_bb): Likewise.
1047 (emit_note_insn_var_location): For onepart variables if
1048 cur_loc is a VOIDmode constant, use DECL_MODE.
1050 2010-03-18 Martin Jambor <mjambor@suse.cz>
1053 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1054 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1055 all non-clones. Moved call redirection...
1056 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1057 (cgraph_materialize_all_clones): Dispose of all
1058 combined_args_to_skip bitmaps.
1059 (verify_cgraph_node): Do not check for edges pointing to wrong
1060 nodes in inline clones.
1061 * tree-inline.c (copy_bb): Call
1062 cgraph_redirect_edge_call_stmt_to_callee.
1063 * ipa.c (cgraph_remove_unreachable_nodes): Call
1064 cgraph_node_remove_callees even when there are used clones.
1066 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1068 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1070 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1073 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1076 2010-03-18 Michael Matz <matz@suse.de>
1079 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1080 into sqrt(x) if we need to preserve signed zeros.
1082 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1083 Eric Botcazou <ebotcazou@adacore.com>
1085 PR rtl-optimization/43360
1086 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1087 note if we don't know its invariant status.
1089 2010-03-18 Michael Matz <matz@suse.de>
1091 PR tree-optimization/43402
1092 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1093 PHI chains of ssa names registered for update.
1095 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1098 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1099 non-offsettable and pre_modify update addressing.
1100 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1101 and "2" alternatives "#".
1102 (*movdd_softfloat32): Make all alternatives "#";
1103 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1104 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1105 (*movdf_softfloat32): Make all alternatives "#";
1106 (movdi): Use the new DIFD mode iterator to create a common splitter
1107 for movdi, movdf and movdd patterns.
1109 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1111 * common.opt (dumpdir): Remove redundant tab.
1113 2010-03-17 Martin Jambor <mjambor@suse.cz>
1115 PR tree-optimization/43347
1116 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1117 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1119 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1121 PR rtl-optimization/42216
1122 * regrename.c (create_new_chain): New function, broken out from...
1123 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1124 appending a use to an empty chain.
1125 (build_def_use): Remove previous changes that convert OP_INOUT to
1126 OP_OUT operands; instead detect the case where an OP_INOUT operand
1127 uses a previously untracked register and create an empty chain for it.
1129 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1131 * doc/extend.texi (Function Attributes): Rewrite unfinished
1132 sentence in ms_abi documentation.
1134 2010-03-17 Alan Modra <amodra@gmail.com>
1136 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1137 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1138 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1139 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1141 2010-03-16 Richard Henderson <rth@redhat.com>
1144 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1145 (lower_try_finally): Save and restore eh_seq around the expansion
1148 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1150 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1151 statements before splitting block.
1153 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1155 * doc/sourcebuild.texi (Testsuites): Fix markup.
1156 Use pathnames relative to gcc/testsuite.
1157 (Test Directives): Move description of how timeout is determined.
1158 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1159 (C Tests): Correct gcc.misc-tests directory.
1160 Framework tests now live in gcc.test-framework.
1162 2010-03-16 Richard Guenther <rguenther@suse.de>
1165 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1166 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1168 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1169 Alexandre Oliva <aoliva@redhat.com>
1171 PR tree-optimization/42917
1172 * lambda-code.c (remove_iv): Skip debug statements.
1173 (lambda_loopnest_to_gcc_loopnest): Likewise.
1174 (not_interesting_stmt): Debug statements are not interesting.
1176 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1180 * cselib.c (cselib_preserve_constants,
1181 cfa_base_preserved_val): New static variables.
1182 (preserve_only_constants): New function.
1183 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1184 clear its REG_VALUES. If cselib_preserve_constants, don't
1185 empty the whole hash table, but preserve there VALUEs with constants,
1186 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1187 (cselib_preserve_cfa_base_value): New function.
1188 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1189 (cselib_init): Change argument to int bitfield. Set
1190 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1192 (cselib_finish): Clear cselib_preserve_constants and
1193 cfa_base_preserved_val.
1194 * cselib.h (enum cselib_record_what): New enum.
1195 (cselib_init): Change argument to int.
1196 (cselib_preserve_cfa_base_value): New prototype.
1197 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1198 * dse.c (dse_step1): Likewise.
1199 * cfgcleanup.c (thread_jump): Likewise.
1200 * sched-deps.c (sched_analyze): Likewise.
1201 * gcse.c (local_cprop_pass): Likewise.
1202 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1203 If FN is non-NULL, call the callback always and whenever it returns
1204 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1205 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1206 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1207 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1208 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1209 * var-tracking.c: Include recog.h.
1210 (bb_stack_adjust_offset): Remove.
1211 (vt_stack_adjustments): Don't call it, instead just gather the
1212 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1213 (adjust_stack_reference): Remove.
1214 (compute_cfa_pointer): New function.
1215 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1216 (struct adjust_mem_data): New type.
1217 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1219 (get_address_mode): New function.
1220 (replace_expr_with_values): Use it.
1221 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1222 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1223 (adjust_sets): Remove.
1224 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1225 Use get_address_mode.
1226 (get_adjusted_src): Remove.
1227 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1228 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1229 (add_with_sets): Don't call adjust_sets.
1230 (fp_setter, vt_init_cfa_base): New functions.
1231 (vt_initialize): Change return type to bool. Move most of pool etc.
1232 initialization to the beginning of the function from end. Pass
1233 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1234 If !frame_pointer_needed, call vt_stack_adjustment before mos
1235 vector is filled, call vt_init_cfa_base if argp/framep has been
1236 eliminated to sp. If frame_pointer_needed and argp/framep has
1237 been eliminated to hard frame pointer, set
1238 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1239 encountering fp setter in the prologue. For MO_ADJUST, call
1240 log_op_type before pusing the op into mos vector, not afterwards.
1241 Call adjust_insn before cselib_process_insn/add_with_sets,
1242 call cancel_changes (0) afterwards.
1243 (variable_tracking_main_1): Adjust for vt_initialize calling
1244 vt_stack_adjustments and returning whether it succeeded or not.
1246 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1248 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1251 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1253 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1255 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1256 drap_reg has not been set.
1258 2010-03-15 Michael Matz <matz@suse.de>
1261 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1262 use it to expand block copies.
1263 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1264 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1265 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1267 2010-03-15 Richard Guenther <rguenther@suse.de>
1269 PR tree-optimization/43367
1270 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1273 2010-03-15 Richard Guenther <rguenther@suse.de>
1275 PR tree-optimization/43317
1276 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1278 2010-03-15 Martin Jambor <mjambor@suse.cz>
1280 PR tree-optimization/43141
1281 * tree-sra.c (create_abstract_origin): New function.
1282 (modify_function): Call create_abstract_origin.
1284 2010-03-15 Chris Demetriou <cgd@google.com>
1286 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1289 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1292 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1293 call insert_out_of_ssa_copy for default definitions.
1295 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1297 * graphite-clast-to-gimple.c (my_long_long): Defined.
1298 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1299 * graphite-sese-to-poly.c (my_long_long): Defined.
1300 (scop_ivs_can_be_represented): Use it.
1302 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1304 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1305 graphite-max-bbs-per-function, and loop-block-tile-size.
1306 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1308 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1310 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1312 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1313 forward declaration.
1314 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1315 (add_upper_bounds_from_estimated_nit): New.
1316 (build_loop_iteration_domains): Use it.
1318 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1320 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1322 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1325 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1326 should be an INTEGER_CST. Also handle CASE_CONVERT.
1328 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1330 * graphite.c (graphite_initialize): To bound the number of bbs per
1331 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1332 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1333 * doc/invoke.texi: Document it.
1335 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1337 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1338 * graphite-sese-to-poly.h (build_poly_scop): Same.
1340 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1342 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1343 the number of parameters in the scop. Use as an upper bound
1344 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1345 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1346 * doc/invoke.texi: Document it.
1348 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1350 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1351 * doc/c-tree.texi: Remove.
1352 * doc/generic.texi: Merge c-tree.texi here.
1353 * doc/gccint.texi (Trees): Remove menu entry.
1354 (c-tree.texi): Remove @include.
1355 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1356 * doc/languages.texi (Reading RTL): Ditto.
1358 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1361 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1363 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1366 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1367 code added to work around reload clobbering CONST insns.
1369 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1371 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1372 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1373 (cselib_preserve_only_values): Remove retain argument, don't
1374 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1375 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1376 * var-tracking.c (micro_operation): Move insn field before union.
1377 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1378 (struct variable_tracking_info_def): Remove n_mos field, change
1379 mos into a vector of micro_operations.
1380 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1381 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1382 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1383 changing into a vector.
1384 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1385 come before all other uops generated by add_stores.
1386 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1388 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1389 a vector. Run just one pass over the bbs instead of separate counting
1390 and computation phase.
1391 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1394 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1395 into *nonlocalized_list vector.
1396 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1397 even if origin is non-NULL.
1398 (gen_variable_die): Likewise.
1399 (process_scope_var): Don't change origin.
1400 (gen_decl_die): Likewise.
1401 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1402 before adding new edges instead of after it, fix moving over
1405 2010-03-11 David S. Miller <davem@davemloft.net>
1407 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1409 * configure: Rebuild.
1411 2010-03-11 Martin Jambor <mjambor@suse.cz>
1413 PR tree-optimization/43257
1414 * tree.c (assign_assembler_name_if_neeeded): New function.
1415 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1417 * tree.h (assign_assembler_name_if_neeeded): Declare.
1418 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1419 the function if needed.
1421 2010-03-11 Chris Demetriou <cgd@google.com>
1423 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1424 include/stdint-gcc.h, and include/stdint.h world-readable.
1426 2010-03-11 Richard Guenther <rguenther@suse.de>
1428 PR tree-optimization/43255
1429 * tree-vrp.c (process_assert_insertions_for): Do not insert
1430 asserts for trivial conditions.
1432 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1434 PR tree-optimization/43280
1435 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1436 generation. Move calculation of size out of the if branch.
1437 (find_bswap): Modify compare number generation.
1439 2010-03-11 Richard Guenther <rguenther@suse.de>
1442 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1443 (input_gimple_stmt): Fixup handled component types during
1444 operand read. Also fix up decls in ADDR_EXPRs.
1446 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1448 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1449 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1451 2010-03-10 Jan Hubicka <jh@suse.cz>
1454 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1455 * varasm.c (get_variable_section): Don't do that here...
1456 (make_decl_rtl): ... and here.
1457 (do_assemble_alias): Produce decl RTL.
1458 (assemble_alias): Likewise.
1460 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1463 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1464 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1466 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1467 (based_loc_descr): Only express drap or vdrap regno based expressions
1468 using DW_OP_fbreg when not optimizing.
1469 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1470 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1471 REG_CFA_SET_VDRAP note.
1473 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1475 PR tree-optimization/43236
1476 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1477 error in calculation of base address in reverse iteration case.
1478 (generate_builtin): Take number of latch executions if the statement
1481 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1484 * tree-eh.c: Include pointer-set.h.
1485 (lower_eh_dispatch): Filter out duplicate case labels and
1486 remove the unneeded edge when the label is unused. Return
1487 true when some edges are removed.
1488 (execute_lower_eh_dispatch): When any lowering resulted in
1489 removing an edge, also delete unreachable blocks.
1491 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1494 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1495 UNSPEC_MACHOPIC_OFFSET.
1497 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1500 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1501 (m68k_delegitimize_address): New function.
1503 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1506 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1509 * var-tracking.c (adjust_sets): New function.
1510 (count_with_sets, add_with_sets): Use it.
1511 (get_adjusted_src): New inline function.
1512 (add_stores): Use it.
1515 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1516 call cselib_dummy_expand_value_rtx_cb instead of
1517 cselib_expand_value_rtx_cb.
1520 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1521 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1522 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1523 and .cfi_endproc around the pic thunks.
1524 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1525 all queued unwind info register saves are saved before the call.
1526 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1527 considered as sp-=4 for unwind info and the pop as sp+=4 which
1528 also clobbers dest, but doesn't actually restore it.
1531 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1532 RTX_FRAME_RELATED_P.
1534 2010-03-09 Jie Zhang <jie@codesourcery.com>
1536 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1537 whitespaces in output template.
1539 2010-03-09 Jie Zhang <jie@codesourcery.com>
1541 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1544 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1546 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1547 builtins.exp in a separate job.
1549 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1551 * graphite-sese-to-poly.c (add_param_constraints): Use
1552 lower_bound_in_type and upper_bound_in_type.
1554 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1556 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1557 instead of unsigned_type_node.
1559 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1560 Reza Yazdani <reza.yazdani@amd.com>
1563 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1564 on pointer type parameters.
1566 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1570 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1571 handle conversions from pointer to integers.
1572 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1573 induction variable, to be able to work with code generated by CLooG.
1574 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1575 (build_poly_scop): Bail out if we cannot codegen a loop.
1577 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1579 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1580 code generation with gloog_error.
1582 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1584 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1585 Call fold_convert on all the returned values.
1586 (expand_scalar_variables_expr): Pass to
1587 expand_scalar_variables_ssa_name the type of the resulting expression.
1589 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1591 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1592 ppl_min_for_le_pointset.
1593 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1594 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1596 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1598 * graphite-dependences.c (map_into_dep_poly): Removed.
1599 (dependence_polyhedron_1): Use combine_context_id_scat.
1601 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1603 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1604 (struct poly_bb): Same.
1605 (combine_context_id_scat): New.
1607 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1610 * sese.c (name_defined_in_loop_p): Return false for default
1613 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1615 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1616 and clean up the logic.
1618 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1620 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1623 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1625 * var-tracking.c (remove_cselib_value_chains): Define only for
1627 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1628 delete_slot_part, emit_notes_for_differences_1): Don't call
1629 remove_cselib_value_chains here.
1630 (set_slot_part, emit_notes_for_differences_2): Don't call
1631 add_cselib_value_chains here.
1632 (preserved_values): New vector.
1633 (preserve_value): New function.
1634 (add_uses, add_stores, vt_add_function_parameters): Use it
1635 instead of cselib_preserve_value.
1636 (changed_values_stack): New vector.
1637 (check_changed_vars_0): New function.
1638 (check_changed_vars_1, check_changed_vars_2): Use it.
1639 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1640 changed_values_stack VALUEs.
1641 (vt_emit_notes): For all preserved_values call
1642 add_cselib_value_chains. If ENABLE_CHECKING call
1643 remove_cselib_value_chains before verifying value_chains is empty.
1644 Initialize and free changed_values_stack.
1645 (vt_initialize): Initialize preserved_values.
1646 (vt_finalize): Free preserved_values.
1648 2010-03-08 Richard Guenther <rguenther@suse.de>
1650 PR tree-optimization/43269
1651 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1654 2010-03-08 Martin Jambor <mjambor@suse.cz>
1656 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1657 (ipa_is_param_called): Removed.
1658 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1659 (ipa_print_node_params): Do not print the called flag.
1660 (ipa_write_node_info): Do not stream the called flag.
1661 (ipa_read_node_info): Likewise.
1663 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1666 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1667 * cselib.c (struct expand_value_data): Add dummy field.
1668 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1670 (cselib_dummy_expand_value_rtx_cb): New function.
1671 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1673 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1674 * var-tracking.c: Include pointer-set.h.
1675 (variable): Change n_var_parts to char from int. Add
1676 cur_loc_changed and in_changed_variables fields.
1677 (variable_canonicalize): Remove.
1678 (shared_var_p): New inline function.
1679 (unshare_variable): Maintain cur_loc_changed and
1680 in_changed_variables fields. If var was in changed_variables,
1681 replace it there with new_var. Just copy cur_loc instead of
1682 resetting it to something else.
1683 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1684 (dataflow_set_union): Don't call variable_canonicalize.
1685 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1686 of their DEBUG_EXPR_TREE_DECLs.
1687 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1688 and in_changed_variables and cur_loc_changed is false.
1689 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1690 and cur_loc_changed. Don't update cur_loc here.
1691 (variable_merge_over_src): Don't call variable_canonicalize.
1692 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1693 removing loc that is equal to cur_loc, clear cur_loc,
1694 set cur_loc_changed and ensure variable_was_changed is called.
1695 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1696 compare pointers in cur_loc check, if it is equal to loc,
1697 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1698 (variable_different_p): Remove compare_current_location argument,
1699 don't compare cur_loc.
1700 (dataflow_set_different_1): Adjust variable_different_p caller.
1701 (variable_was_changed): If dv had some var in changed_variables
1702 already, reset in_changed_variables flag for it and propagate
1703 cur_loc_changed over to the new variable. On empty var
1704 always set cur_loc_changed. Set in_changed_variables on whatever
1705 var is added to changed_variables.
1706 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1707 Use shared_var_p. When removing loc that is equal to cur_loc,
1708 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1709 end, don't set it to something else, just call variable_was_changed.
1710 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1711 loc being removed, clear cur_loc and set cur_loc_changed.
1712 Set cur_loc_changed if all locations have been removed.
1713 (struct expand_loc_callback_data): New type.
1714 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1715 allocated. Always create SUBREGs if simplify_subreg failed.
1716 Prefer to use cur_loc, when that fails and still in
1717 changed_variables (and seen first time) recompute it. Set
1718 cur_loc_changed of variables which had to change cur_loc and
1719 compute elcd->cur_loc_changed if any of the subexpressions used
1720 had to change cur_loc.
1721 (vt_expand_loc): Adjust to pass arguments in
1722 expand_loc_callback_data structure.
1723 (vt_expand_loc_dummy): New function.
1724 (emitted_notes): New variable.
1725 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1726 that weren't used for any other decl in current
1727 emit_notes_for_changes call call vt_expand_loc_dummy to update
1728 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1729 first loc_chain location if NULL before. Always use just
1730 cur_loc instead of first loc_chain location. When cur_loc_changed
1731 is false, when not --enable-checking=rtl just don't emit any note.
1732 When rtl checking, compute the note and assert it is the same
1733 as previous note. Clear cur_loc_changed and in_changed_variables
1734 at the end before removing from changed_variables.
1735 (check_changed_vars_3): New function.
1736 (emit_notes_for_changes): Traverse changed_vars to call
1737 check_changed_vars_3 on each changed var.
1738 (emit_notes_for_differences_1): Clear cur_loc_changed and
1739 in_changed_variables. Recompute cur_loc of new_var.
1740 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1741 (vt_emit_notes): Initialize and destroy emitted_notes.
1743 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1745 PR rtl-optimization/42220
1746 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1747 Use verify_reg_tracked to determine if we should use OP_OUT rather
1749 (build_def_use): If we see an in-out operand for a register that we
1750 know nothing about, treat is an output if possible, fail the block if
1753 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1756 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1759 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1762 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1763 uses of relevant DEFs that are dead outside the loop too.
1765 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1767 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1769 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1771 * var-tracking.c (values_to_unmark): New variable.
1772 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1773 values_to_unmark vector. Moved body to...
1774 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1775 instead queue it into values_to_unmark vector.
1776 (vt_find_locations): Free values_to_unmark vector.
1778 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1780 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1781 (site.exp): Export them when plugins are enabled.
1783 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1786 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1788 (chrec_fold_multiply): Same.
1790 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1793 * c-decl.c (build_compound_literal): Return early if init is
1796 2010-03-04 Martin Jambor <mjambor@suse.cz>
1798 PR tree-optimization/43164
1799 PR tree-optimization/43191
1800 * tree-sra.c (type_consists_of_records_p): Reject records with
1801 zero-size bit-fields at the end.
1803 2010-03-04 Mike Stump <mikestump@comcast.net>
1805 * Makefile.in (TAGS): Remove *.y.
1807 2010-03-04 Richard Guenther <rguenther@suse.de>
1809 PR tree-optimization/40761
1810 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1812 (my_rev_post_order_compute): New function.
1813 (init_pre): Call it.
1815 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1818 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1819 decrease the cost of an IV candidate when the cost is infinite.
1821 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1823 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1824 Use '3DNow!' for the extension of that name, ensure normal space
1826 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1828 2010-03-03 Jeff Law <law@redhat.com>
1830 * PR middle-end/32693
1831 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1832 than gen_rtx_SUBREG.
1833 (extract_bit_field_1): Likewise.
1835 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1837 * doc/sourcebuild.texi (Test directives): Document that arguments
1838 include-opts and exclude-opts are now optional for dg-skip-if,
1839 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1841 2010-03-03 Jason Merrill <jason@redhat.com>
1844 * cgraph.h (varpool_node): Add extra_name field.
1845 * varpool.c (varpool_extra_name_alias): New.
1846 (varpool_assemble_decl): Emit extra name aliases.
1847 (varpool_mark_needed_node): Look past an extra name alias.
1848 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1849 * lto-streamer-in.c (lto_input_tree): Read it.
1850 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1852 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1854 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1855 (sparc*-*-solaris2*): ...this.
1857 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1860 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1861 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1862 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1863 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1866 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1867 fallthrough to default handling, just with want_address 0 instead of 2.
1868 For single element lists, add_AT_loc directly, otherwise create an
1869 artificial variable DIE and stick location list to it.
1872 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1873 (VAL_EXPR_HAS_REVERSE): Define.
1874 (reverse_op): New function.
1875 (add_stores): For reversible operations add an extra MO_VAL_USE.
1877 2010-03-02 Jason Merrill <jason@redhat.com>
1879 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1881 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1883 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1884 (sparc64-*-linux*): Likewise.
1885 (sparc64-*-solaris2*): Include assembler files before linker ones.
1886 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1887 * config/sparc/gas.h: Delete.
1888 * config/sparc/sol2-64.h: Add copyright notice.
1889 * config/sparc/sol2-gas-bi.h: Likewise.
1890 * config/sparc/sol2-gld.h: Likewise.
1891 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1892 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1893 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1894 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1895 (sparc_elf_asm_named_section): Rename into...
1896 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1898 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1900 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1902 2010-03-02 Jeff Law <law@redhat.com>
1905 * reload1.c (rtx_p, substitute_stack): Declare.
1906 (substitute): Record addresses of changed rtxs.
1907 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1908 Restore the original rtx when complete.
1909 (reload): Free subsitute_stack when complete.
1911 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1913 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1914 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1916 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1917 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1918 Torture Tests): Change from subsection to section.
1920 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1921 Steven Bosscher <steven@gcc.gnu.org>
1923 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1926 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1929 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1930 the assignment from the new induction variable to the assignment
1931 of the value from the original loop PHI function.
1933 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1934 Daniel Jacobowitz <dan@codesourcery.com>
1936 * doc/sourcebuild.texi (Test directives): Clarify options to
1939 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1941 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1942 Disable cfi directives unless GCC and gas agree on using read-only
1943 .eh_frame sections for 64-bit.
1944 * configure: Regenerate.
1946 2010-03-01 Richard Guenther <rguenther@suse.de>
1948 PR tree-optimization/43220
1949 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1950 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1952 2010-03-01 Richard Guenther <rguenther@suse.de>
1953 Martin Jambor <mjambor@suse.cz>
1956 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1957 gimplified parameters.
1959 2010-03-01 Christian Bruel <christian.bruel@st.com>
1961 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1963 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1965 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1967 2010-03-01 Richard Guenther <rguenther@suse.de>
1970 * expr.c (expand_assignment): Use the alias-oracle to tell
1971 if the rhs aliases the result decl.
1973 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1976 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1977 to sol_gt_pch_get_address.
1978 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1979 64-bit, SPARC and x86.
1980 (sol_gt_pch_get_address): New function.
1982 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1984 * toplev.h (inform_n, error_n): Declare.
1985 * diagnostic.c (inform_n, error_n): New function.
1987 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1989 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1990 has no rtl yet when processing local_decls, queue it and recheck
1991 if deferred stack allocation hasn't assigned it rtl.
1993 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1995 * config/sh/sh.c (unspec_bbr_uid): New.
1996 (gen_block_redirect): Use it instead of INSN_UID.
1997 (gen_far_branch): Likewise.
1999 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2001 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2002 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2004 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2006 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2007 (Warning Options): -Wno-conversion-null is valid for
2008 Objective-C++ as well.
2009 * doc/tm.texi (Named Address Spaces): Likewise.
2010 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2011 * doc/tree-ssa.texi (Tree SSA): Likewise.
2013 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2016 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2017 by default. Don't set the default arch for
2018 i[34567]86-*-darwin*|x86_64-*-darwin*.
2020 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2023 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2024 default. Set the default 32bit/64bit archs with $with_arch
2025 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2027 2010-02-27 Richard Guenther <rguenther@suse.de>
2029 PR tree-optimization/43186
2030 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2031 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2032 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2033 unroller iterations.
2035 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2037 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2038 required and i[34567]86-*-* targets don't support 64bit ISA.
2040 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2043 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2046 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2048 * config.gcc: Set the default arch at least to Prescott for
2049 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2050 if SSE math is enabled.
2052 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2054 * diagnostic.c (diagnostic_initialize): Update.
2055 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2057 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2058 (diagnostic_inhibit_notes): New.
2059 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2061 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2064 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2065 * doc/standards.texi: Likewise.
2066 * doc/extend.texi: Likewise.
2067 * doc/trouble.texi: Likewise.
2068 * doc/cppopts.texi: Likewise.
2069 * doc/install.texi: Likewise.
2070 * c.opt (std=c90,std=gnu90): New options.
2071 * c-opts.c (c_common_handle_option): Handle them.
2073 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2076 * c-decl.c (undeclared_variable): Use an informative note.
2078 2010-02-26 Richard Guenther <rguenther@suse.de>
2080 PR tree-optimization/43186
2081 * gimple.h (gimple_fold): Remove.
2082 * gimple.c (gimple_fold): Remove. Inline into single user ...
2083 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2084 Try harder for conditions.
2086 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2089 * function.c (used_types_insert): Don't skip through named pointer
2090 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2091 and it is different from the main variant's type.
2093 2010-02-26 Nick Clifton <nickc@redhat.com>
2095 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2097 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2099 * config.gcc: Support --with-fpmath=sse for x86.
2101 * config/i386/ssemath.h: New.
2103 * doc/install.texi (--with-fpmath=sse): Documented.
2105 2010-02-26 Richard Guenther <rguenther@suse.de>
2107 PR tree-optimization/43188
2108 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2109 vector types of over-aligned element type.
2111 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2114 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2115 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2117 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2119 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2121 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2123 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2124 * var-tracking.c: Include diagnostic.h.
2125 (debug_dv): New function.
2126 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2129 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2130 (add_value_chain, add_value_chains, remove_value_chain,
2131 remove_value_chains): Handle DEBUG_EXPRs.
2132 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2135 * regcprop.c (struct queued_debug_insn_change): New type.
2136 (struct value_data_entry): Add debug_insn_changes field.
2137 (struct value_data): Add n_debug_insn_changes field.
2138 (debug_insn_changes_pool): New variable.
2139 (free_debug_insn_changes, apply_debug_insn_changes,
2140 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2141 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2142 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2144 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2146 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2147 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2148 changes, call cprop_find_used_regs via note_stores.
2149 (copyprop_hardreg_forward): When copying vd from predecessor
2150 which has any queued DEBUG_INSN changes, make sure the pointers are
2151 cleared. At the end call df_analyze and then if there are any
2152 DEBUG_INSN changes queued at the end of some basic block for still
2153 live registers, apply them.
2154 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2156 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2158 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2161 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2163 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2164 targets. Set the default with_cpu/with_arch from arch/cpu.
2165 Allow x86-64 and native for with_cpu/with_arch.
2167 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2169 * ebitmap.c: Change calls to verify_popcount with calls to
2170 sbitmap_verify_popcount.
2171 (ebitmap_clear_bit): Fixed map->cacheindex test and
2172 map>cache update when bit clearing results in an empty
2175 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2178 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2179 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2180 and support both V2DF and V2DI modes.
2181 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2182 support both V2DF and V2DI modes.
2183 (general): Delete trailing whitespace from a few patterns.
2185 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2186 V2DF/V2DI interleave high/low builtins.
2188 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2191 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2192 interleave high/low functions.
2194 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2196 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2197 #pragma extern_prefix.
2199 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2202 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2203 BLKmode, assert op0 is a MEM and just adjust its mode.
2206 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2207 if bitpos isn't multiple of mode's bitsize.
2209 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2211 * c.opt (-ftemplate-depth=): New.
2212 (-ftemplate-depth-): Deprecate.
2213 * optc-gen.awk: Handle -ftemplate-depth=.
2214 * opth-gen.awk: Likewise.
2215 * c-opts.c (c_common_handle_option): Likewise.
2216 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2218 2010-02-24 Jason Merrill <jason@redhat.com>
2220 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2222 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2224 * cfg.c (alloc_aux_for_block): Remove inline.
2225 (alloc_aux_for_edge): Likewise.
2227 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2229 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2231 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2233 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2234 * config/i386/sol2-gas.h: New file.
2235 * config.gcc (i[34567]86-*-solaris2*): Use it.
2237 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2240 * c-typeck.c (ep_convert_and_check): New.
2241 (build_conditional_expr): Use it.
2242 (build_binary_op): Likewise.
2244 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2246 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2249 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2250 bounds even for -O+.
2251 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2252 expr needs to have DECL_NAME set.
2254 2010-02-24 Nick Clifton <nickc@redhat.com>
2256 * config/mep/mep.c: Include gimple.h.
2257 (mep_function_uses_sp): Delete unused function.
2258 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2259 parameters. Use unsigned integers to count args. Return a
2260 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2262 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2265 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2266 greater or equal to nelt instead of 2 * nelt.
2267 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2270 2010-02-23 Jason Merrill <jason@redhat.com>
2273 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2274 in cfun->local_decls even if they have register types.
2277 * stor-layout.c (place_field): Don't warn about unnecessary
2278 DECL_PACKED if the type is packed.
2280 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2283 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2284 GOTOFF relocs, even when the base reg isn't pic pointer.
2286 2010-02-23 Michael Matz <matz@suse.de>
2289 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2290 (expand_gimple_basic_block): Generate and use debug temps if there
2291 are debug uses left after the last real use of TERed ssa names.
2292 Unlink debug immediate uses when they are expanded.
2294 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2297 * config/i386/i386.c (override_options): Reorganise to provide
2298 better error messages.
2300 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2303 * graphite-scop-detection.c (create_single_exit_edge): Move
2304 the call to find_single_exit_edge to....
2305 (create_sese_edges): ...here. Don't handle multiple edges
2306 exiting the function.
2307 (build_graphite_scops): Don't handle multiple edges
2308 exiting the function.
2310 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2313 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2314 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2316 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2319 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2321 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2324 * c-typeck.c (convert_arguments): Print declaration location.
2325 * c-common.c (validate_nargs): Rename as
2326 builtin_function_validate_nargs.
2327 (check_builtin_function_arguments): Update.
2329 2010-02-22 Richard Guenther <rguenther@suse.de>
2332 * tree-inline.c (declare_return_variable): Use the type of
2333 the call stmt lhs if available.
2335 2010-02-22 Duncan Sands <baldrick@free.fr>
2337 * passes.c (register_pass): Always consider all pass lists when
2338 ref_pass_instance_number is zero.
2340 2010-02-22 Richard Guenther <rguenther@suse.de>
2342 PR tree-optimization/42749
2343 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2344 parameter. Do arithmetic in the original type.
2345 (update_accumulator_with_ops): Likewise.
2346 (adjust_accumulator_values): Adjust.
2348 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2350 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2351 (QI to BLKmode splitter): New splitter.
2353 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2355 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2356 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2358 2010-02-22 Richard Guenther <rguenther@suse.de>
2360 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2362 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2364 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2365 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2366 ($(T)crti.o, $(T)crtn.o): Remove rules.
2368 2010-02-21 Tobias Burnus <burnus@net-b.de>
2371 * doc/invoke.texi (-fassociative-math): Document that this
2372 option is automatically enabled for Fortran.
2374 2010-02-20 David S. Miller <davem@davemloft.net>
2376 * configure.ac: Test if linker and assembler properly support
2377 GOTDATA_OP relocations.
2378 * configure: Rebuild.
2379 * config.in: Likewise.
2380 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2381 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2382 (movsi_high_pic): Likewise.
2383 (movdi_lo_sum_pic): Likewise.
2384 (movdi_high_pic): Likewise.
2385 (movsi_pic_gotdata_op): New pattern.
2386 (movdi_pic_gotdata_op): Likewise.
2387 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2388 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2390 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2393 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2394 attribute to ssemul.
2395 (xop_mulv2div2di3_high): Ditto.
2397 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2400 * c.opt (Wconversion-null): New option.
2401 * doc/invoke.texi (Wconversion-null): Document.
2403 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2405 * common.opt (Wlarger-than-): Add Undocumented.
2407 2010-02-19 Mike Stump <mikestump@comcast.net>
2409 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2411 2010-02-19 Jason Merrill <jason@redhat.com>
2414 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2415 * configure: Likewise.
2417 2010-02-20 Alan Modra <amodra@gmail.com>
2420 * cgraph.h (cgraph_make_decl_local): Declare.
2421 * cgraph.c (cgraph_make_decl_local): New function.
2422 (cgraph_make_node_local): Use it.
2423 * cgraphunit.c (cgraph_function_versioning): Likewise.
2424 * ipa.c (function_and_variable_visibility): Likewise.
2426 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2429 * except.c (sjlj_emit_function_enter): Don't call
2430 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2432 * rtl.h (add_reg_br_prob_note): Remove prototype.
2434 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2437 * c-common.c (conversion_warning): Remove widening conversions
2438 before checking the conversion of integers to reals.
2440 2010-02-19 Mike Stump <mikestump@comcast.net>
2443 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2446 * cgraphunit.c (process_function_and_variable_attributes): Check
2447 DECL_PRESERVE_P instead of looking up attribute "used".
2448 * ipa-pure-const.c (check_decl): Likewise.
2449 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2450 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2451 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2452 instead of attribute "used".
2453 * config/sol2-c.c (solaris_pragma_init): Likewise.
2454 (solaris_pragma_fini): Likewise.
2456 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2458 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2459 Use XCNEW instead of xcalloc.
2460 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2461 XNEW instead of xmalloc.
2462 (get_fields): Use XNEWVEC instead of xmalloc.
2465 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2466 populate vars array.
2467 (create_new_general_access): For debug stmts just reset value.
2468 (get_stmt_accesses): For accesses within debug stmts just record them
2469 using add_access_to_acc_sites instead of preventing the peeling or
2470 counting them as accesses.
2473 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2475 2010-02-19 Richard Guenther <rguenther@suse.de>
2477 PR tree-optimization/42916
2478 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2481 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2483 * configure.ac: Replace all uses of changequote in macro arguments
2484 with proper quoting.
2486 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2489 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2491 2010-02-19 Richard Guenther <rguenther@suse.de>
2493 PR tree-optimization/42944
2494 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2495 test for aliasing with errno.
2497 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2500 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2501 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2502 * dojump.c: Include output.h.
2503 (inv): New inline function.
2504 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2505 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2506 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2507 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2508 argument, pass it down to other calls.
2509 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2510 add REG_BR_PROB note to the conditional jump.
2511 * cfgexpand.c (add_reg_br_prob_note): Removed.
2512 (expand_gimple_cond): Don't call it, add the probability
2513 as last argument to jumpif_1/jumpifnot_1.
2514 * Makefile.in (dojump.o): Depend on output.h.
2515 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2517 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2518 * stmt.c (do_jump_if_equal): Likewise.
2519 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2520 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2521 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2523 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2524 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2525 jumpifnot_1 callers.
2526 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2528 (store_expr): Adjust jumpifnot caller.
2529 (store_constructor): Adjust jumpif caller.
2532 * gimplify.c (gimple_boolify): For __builtin_expect call
2533 gimple_boolify also on its first argument.
2535 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2537 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2539 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2540 * configure: Regenerated.
2542 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2544 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2545 lang_hooks.types_compatible_p instead of comptypes.
2547 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2549 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2550 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2551 if __prefer_thumb__ is defined.
2553 2010-02-18 Martin Jambor <mjambor@suse.cz>
2555 PR tree-optimization/43066
2556 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2557 array with zero-sized element type.
2559 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2561 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2562 rtx, allocate struct var_loc_node here and return it to the
2563 caller, and only if it is actually needed.
2564 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2565 move it earlier and return immediately if it returns NULL.
2567 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2569 * config/sparc/gas.h: New file. Restore
2570 TARGET_ASM_NAMED_SECTION to its ELF default.
2571 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2573 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2574 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2575 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2576 after sparc/sysv4.h.
2578 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2580 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2582 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2584 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2585 patterns from predicated pattern.
2587 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2590 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2591 for insn mnemonic suffix.
2593 2010-02-17 Richard Guenther <rguenther@suse.de>
2595 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2598 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2601 * caller-save.c (save_call_clobbered_regs): If BB ends with
2602 a DEBUG_INSN, move any notes in between last real insn and the last
2603 DEBUG_INSN after the last DEBUG_INSN.
2605 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2607 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2608 Fix return type. Fix argument type. Explain meaning of return value.
2610 2010-02-16 Richard Guenther <rguenther@suse.de>
2612 PR tree-optimization/41043
2613 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2614 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2616 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2618 2010-02-16 Ira Rosen <irar@il.ibm.com>
2620 PR tree-optimization/43074
2621 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2622 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2623 vectorizable cycles in hybrid SLP check.
2624 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2626 2010-02-16 Richard Guenther <rguenther@suse.de>
2628 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2629 (true_dependence): If memrefs_conflict_p computes must-alias
2630 trust it. Move TBAA check after offset-based disambiguation.
2631 (canon_true_dependence): Likewise.
2633 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2635 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2636 * doc/invoke.texi: Document it.
2637 * var-tracking.c: Include toplev.h and params.h.
2638 (vt_find_locations): Return bool indicating success. Compute
2639 hash sizes unconditionally. Check new parameter, report.
2640 (variable_tracking_main_1): Check vt_find_locations results and
2641 retry. Renamed from...
2642 (variable_tracking_main): ... this. New wrapper to preserve
2643 flag_var_tracking_assignments.
2644 * Makefile.in (var-tracking.o): Adjust dependencies.
2646 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2647 Jakub Jelinek <jakub@redhat.com>
2650 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2651 if weak_import attribute is present.
2652 * config/darwin.c (machopic_select_section): Likewise.
2654 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2656 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2657 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2658 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2659 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2661 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
2664 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2667 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2668 Rewrite text to refer to the names.
2670 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2672 * config/i386/i386-builtin-types.def
2673 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2674 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2675 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2676 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2677 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2678 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2679 IX86_BUILTIN_VPERMIL2PS256.
2680 (MULTI_ARG_4_DF2_DI_I): Defined.
2681 (MULTI_ARG_4_DF2_DI_I1): Defined.
2682 (MULTI_ARG_4_SF2_SI_I): Defined.
2683 (MULTI_ARG_4_SF2_SI_I1): Defined.
2684 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2685 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2686 __builtin_ia32_vpermil2ps256.
2687 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2688 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2689 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2690 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2691 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2692 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2693 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2694 CODE_FOR_xop_vpermil2v8sf3.
2695 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2696 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2697 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2698 (_mm256_permute2_pd): New.
2699 (_mm_permute2_ps): New.
2700 (_mm256_permute2_ps): New.
2702 2010-02-15 Nick Clifton <nickc@redhat.com>
2704 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2705 boolean parameters. Use emit_jump_insn when emitting a pop
2706 instruction containing a return insn.
2707 (push): Use 'true' rather than '1' as second parameter to F.
2708 (h8300_expand_prologue): Likewise.
2709 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2710 (h8300_expand_epilogue): Likewise.
2712 2010-02-15 Richard Guenther <rguenther@suse.de>
2715 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2718 2010-02-15 Nick Clifton <nickc@redhat.com>
2720 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2723 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2725 * intl.c (fake_ngettext): New function.
2726 * intl.h (fake_ngettext): Declare.
2727 (ngettext): Define macro.
2728 * collect2.c (notice_translated): New function.
2729 (main): Use notice_translated and ngettext.
2730 * collect2.h (notice_translated): Declare.
2732 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2734 * reorg.c (delete_computation): Comment fixes.
2735 * caller-save.c (setup_save_areas): Idem.
2736 * sel-sched-dump.c (dump_lv_set): Idem.
2739 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2741 * config/s390/s390.c (s390_sched_init): New function.
2742 (TARGET_SCHED_INIT): Target hook defined.
2744 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2745 Jack Howarth <howarth@bromo.med.uc.edu>
2746 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2749 Partial revert of unintended change in fix for PR41605.
2750 * config/darwin.h: Fix typo.
2751 * config/darwin9.h: Same.
2753 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2755 * c-pch.c (pch_init): Clear v.
2757 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2760 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2761 graphite_can_represent_init for MULT_EXPR.
2763 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2767 * graphite-sese-to-poly.c (remove_phi): New.
2768 (translate_scalar_reduction_to_array): Call remove_phi.
2770 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2773 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2774 * graphite-clast-to-gimple.h (gloog): Update declaration.
2775 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2776 * graphite-poly.h (struct poly_bb): Add missing comments.
2777 (struct scop): Add poly_scop_p field.
2779 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2780 * graphite.c (graphite_transform_loops): Build the polyhedral
2781 representation for each scop before code generation.
2782 * sese.c (rename_variables_in_operand): Removed.
2783 (rename_variables_in_expr): Return the renamed expression.
2784 (rename_sese_parameters): New.
2785 * sese.h (rename_sese_parameters): Declared.
2787 2010-02-11 Richard Guenther <rguenther@suse.de>
2789 PR tree-optimization/42998
2790 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2791 POINTER_PLUS_EXPR properly.
2793 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2794 Changpeng Fang <changpeng.fang@amd.com>
2797 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2798 the cost of an IV candidate when the IV is used in a test against zero.
2800 * gcc.dg/tree-ssa/ivopts-3.c: New.
2802 2010-02-11 Richard Guenther <rguenther@suse.de>
2805 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2806 pointer-vs-decl case by swapping refs. Handle some cases
2807 of pointer-vs-decl disambiguations more conservatively.
2808 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2809 to false after expanding.
2811 2010-02-11 Richard Guenther <rguenther@suse.de>
2814 * gcc.c (process_command): Handle LTO file@offset case more
2817 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2819 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2820 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2822 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2824 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2825 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2826 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2827 Optimize eq/ne comparisons when both arguments are known to be
2829 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2830 Don't mask operands unnecessarily if they are known to be already
2833 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2835 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2838 2010-02-10 Richard Guenther <rguenther@suse.de>
2840 PR tree-optimization/43017
2841 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2842 for wrapping signed arithmetic.
2844 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2847 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2848 if no debug info should be emitted for it.
2850 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2852 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2853 note when flag_exceptions is set.
2855 2010-02-10 Duncan Sands <baldrick@free.fr>
2857 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2859 2010-02-10 Richard Guenther <rguenther@suse.de>
2862 * tree.c (get_unwidened): Handle constants.
2863 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2865 2010-02-10 Martin Jambor <mjambor@suse.cz>
2868 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2869 check for variable argument counts independently.
2871 2010-02-10 Christian Bruel <christian.bruel@st.com>
2874 * config/sh/sh.c (find_barrier): Increase length for non delayed
2875 conditional branches.
2877 2010-02-10 Christian Bruel <christian.bruel@st.com>
2879 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2881 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2883 * builtins.c (set_builtin_user_assembler_name): Also handle
2884 ffs if int is smaller than word.
2886 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2889 * ira-conflicts.c (get_dup): Remove.
2890 (process_reg_shuffles): Add new parameter. Use it as an
2891 additional guard for copy generation.
2892 (add_insn_allocno_copies): Rewrite.
2894 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2896 * common.opt (fsched2-use-traces): Preserved for backward
2898 * doc/invoke.texi: Remove the documentation about option
2899 -fsched2-use-traces.
2900 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2901 flag_sched2_use_traces.
2902 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2903 the backward compatibility flag section.
2905 2010-02-09 Richard Guenther <rguenther@suse.de>
2907 PR tree-optimization/43008
2908 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2909 make HEAP variables initialized from global memory if they
2910 are not known builtin functions.
2911 (find_func_aliases): Adjust.
2913 2010-02-09 Richard Guenther <rguenther@suse.de>
2915 PR tree-optimization/43000
2916 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2917 arithmetic manually.
2919 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2921 PR tree-optimization/42931
2922 * tree-loop-linear.c (try_interchange_loops): Don't call
2923 double_int_mul if estimated_loop_iterations failed.
2925 2010-02-08 Martin Jambor <mjambor@suse.cz>
2928 * tree-sra.c (build_accesses_from_assign): Do not mark in
2929 should_scalarize_away_bitmap if stmt has volatile ops.
2930 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2933 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2935 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2937 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2939 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2942 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2945 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2947 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2950 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2951 to unknown_dependence.
2952 (graphite_legal_transform_dr): Handle the unknown_dependence.
2953 (graphite_carried_dependence_level_k): Same.
2955 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2957 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2959 2010-02-07 Richard Guenther <rguenther@suse.de>
2962 * expr.c (get_inner_reference): Always initialize *pbitsize.
2964 2010-02-07 Richard Guenther <rguenther@suse.de>
2967 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2968 new ARRAY_REFs on variable size element or minimal index arrays.
2970 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2971 gimple_fold_indirect_ref.
2973 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2976 * arm.c (arm_override_options): Just return if the user has specified
2977 an invalid fpu name.
2979 2010-02-03 Jason Merrill <jason@redhat.com>
2982 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2983 i386_pe_maybe_record_exported_symbol.
2985 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2988 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2989 (pa_delegitimize_address): New function.
2991 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2993 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2994 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2996 2010-02-05 Richard Guenther <rguenther@suse.de>
2999 * lto-streamer-in.c (get_resolution): Deal with references
3000 to undefined functions.
3002 2010-02-05 Richard Guenther <rguenther@suse.de>
3004 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3005 (fold_const_aggregate_ref): Likewise.
3006 (ccp_fold_stmt): Substitute loads.
3007 (maybe_fold_reference): Verify types before substituting.
3009 (fold_gimple_assign): Unshare properly.
3010 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3012 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3014 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3015 for rs6000_gen_cell_microcode.
3017 2010-02-04 Richard Guenther <rguenther@suse.de>
3019 PR rtl-optimization/42952
3020 * dse.c (const_or_frame_p): Remove MEM handling.
3022 2010-02-04 Nick Clifton <nickc@redhat.com>
3024 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3025 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3026 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3027 (mn10300_asm_output_mi_thunk): New function.
3028 (mn10300_can_output_mu_thunk): New function.
3029 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3030 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3031 (FUNCTION_ARG): Delete incorrect comment.
3033 2010-02-03 Jason Merrill <jason@redhat.com>
3036 * fold-const.c (operand_equal_p): Handle erroneous types.
3038 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3040 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3042 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3044 PR rtl-optimization/42941
3045 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3048 2010-02-03 Jason Merrill <jason@redhat.com>
3051 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3053 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3056 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3057 (cselib_reset_table): Renamed from...
3058 (cselib_reset_table_with_next_value): ... this.
3059 (cselib_get_next_uid): Renamed from...
3060 (cselib_get_next_unknown_value): ... this.
3061 * cselib.c (next_uid): Renamed from...
3062 (next_unknown_value): ... this.
3063 (cselib_clear_table): Adjust.
3064 (cselib_reset_table): Adjust. Renamed from...
3065 (cselib_reset_table_with_next_value): ... this.
3066 (cselib_get_next_uid): Adjust. Renamed from...
3067 (cselib_get_next_unknown_value): ... this.
3068 (get_value_hash): Use hash.
3069 (cselib_hash_rtx): Likewise.
3070 (new_cselib_val): Adjust. Set and dump uid.
3071 (cselib_lookup_mem): Pass next_uid as hash.
3072 (cselib_subst_to_values): Likewise.
3073 (cselib_log_lookup): Dump uid.
3074 (cselib_lookup): Pass next_uid as hash. Adjust.
3075 (cselib_process_insn): Adjust.
3076 (cselib_init): Initialize next_uid.
3077 (cselib_finish): Adjust.
3078 (dump_cselib_table): Likewise.
3079 * dse.c (canon_address): Dump value uid.
3080 * print-rtl.c (print_rtx): Print value uid.
3081 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3083 (dv_uid): New function, sort of renamed from...
3084 (dv_htab_hash): ... this, reimplemented in terms of it and...
3085 (dv_uid2hash): ... this. New.
3086 (variable_htab_eq): Drop excess assertions.
3087 (tie_break_pointers): Removed.
3088 (canon_value_cmp): Compare uids.
3089 (variable_post_merge_New_vals): Print uids.
3090 (vt_add_function_parameters): Adjust.
3091 (vt_initialize): Reset table. Adjust.
3093 2010-02-03 Richard Guenther <rguenther@suse.de>
3095 PR tree-optimization/42944
3096 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3097 (call_may_clobber_ref_p_1): Likewise. Properly handle
3098 malloc and calloc clobbering errno.
3100 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3102 * doc/invoke.texi: Fix name of sched1 dump.
3104 * opts.c (decode_options): Set flag_tree_switch_conversion
3105 only conditionally on optimize >= 2.
3107 * gcse.c: Assorted comment fixes in pass description.
3109 2010-02-03 Anthony Green <green@moxielogic.com>
3111 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3112 nop padding in order to maintain alignment of storage location of
3113 target function address.
3114 (moxie_trampoline_init): Store target function address at newly
3116 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3118 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3120 2010-02-03 Richard Guenther <rguenther@suse.de>
3123 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3125 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3127 * config.gcc: Reenable check for obsolete targets.
3128 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3129 mips-sgi-irix6.[0-4]*.
3131 2010-02-02 Nick Clifton <nickc@redhat.com>
3133 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3134 constant size of 4 as being the same as 0.
3135 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3136 can take values in the range 0..4.
3138 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3141 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3142 as _darwin10_Unwind_FindEnclosingFunction().
3143 * libgcc-libsystem.ver: New.
3145 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3148 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3149 implicitly set registers.
3151 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3153 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3154 (arm_override_options): Allow automatic selection of the thread
3155 pointer register if thumb2.
3156 (legitimize_pic_address): Improve code sequences for Thumb2.
3157 (arm_call_tls_get_addr): Likewise.
3158 (legitimize_tls_address): Likewise.
3159 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3160 (pic_load_addr_32bit): ... this. New named pattern.
3161 * thumb2.md (pic_load_addr_thumb2): Delete.
3162 (pic_load_dot_plus_four): Delete.
3163 (tls_load_dot_plus_four): New named pattern.
3165 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3168 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3169 Document fix for TLS bug.
3171 2010-01-31 Richard Guenther <rguenther@suse.de>
3173 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3174 conservatively correct.
3176 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3180 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3182 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3184 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3186 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3188 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3190 * config.gcc: Adjust order of makefile fragments for mingw targets.
3192 2010-01-31 Richard Guenther <rguenther@suse.de>
3195 * gimplify.c (gimplify_init_constructor): For volatile LHS
3196 initialize a temporary.
3198 2010-01-31 Matthias Klose <doko@ubuntu.com>
3200 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3202 * configure: Regenerate.
3204 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3206 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3207 the same alias set and their sizes different constantness.
3208 (aliasing_component_refs_p): Revert 2009-10-24 change.
3210 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3212 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3215 2010-01-29 Richard Guenther <rguenther@suse.de>
3217 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3218 Assert we successfully updated the call.
3220 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3222 PR rtl-optimization/42889
3223 * df.h (df_set_bb_dirty_nonlr): New prototype.
3224 * df-core.c (df_set_bb_dirty_nonlr): New function.
3225 * df-scan.c (df_insn_rescan): Call it instead of
3226 df_set_bb_dirty for DEBUG_INSNs.
3228 2010-01-29 Richard Guenther <rguenther@suse.de>
3231 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3232 quadratic behavior in most cases.
3234 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3237 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3238 in the call to gen_x86_movsicc_0_m1.
3240 2010-01-28 Richard Guenther <rguenther@suse.de>
3242 PR tree-optimization/42871
3243 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3245 2010-01-28 Richard Guenther <rguenther@suse.de>
3247 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3248 into call arguments.
3250 2010-01-28 Richard Guenther <rguenther@suse.de>
3253 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3254 the forwarder if the destination is an EH landing pad.
3256 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3258 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3259 block list passed to gimple_duplicate_sese_tail.
3260 (parallelize_loops): Avoid parallelization when the function
3262 Avoid parallelization when the preheader is IRREDUCIBLE.
3263 Try to optimize when estimated_loop_iterations_int is unresolved.
3264 Add the loop's location to the dump file.
3265 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3266 (gimple_duplicate_sese_tail): Remove the check for the latch.
3267 Redirect nexits to the exit block.
3268 Remove handling of the incoming edges to the latch.
3269 Redirect the backedge from the copied latch to the exit bb.
3271 2010-01-28 Michael Matz <matz@suse.de>
3274 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3275 Wrap force_reg into a sequence, emit it before user.
3277 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3279 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3281 (arm_legacy_rev): Likewise.
3282 (thumb_legacy_rev): Likewise.
3284 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3286 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3287 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3288 on MEM's address failed, try avoid_constant_pool_reference and
3289 recurse if it returned something different.
3290 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3291 address, try avoid_constant_pool_reference and recurse if it
3292 returned something different.
3293 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3294 address and avoid_constant_pool_reference returned something
3295 different, don't set have_address.
3297 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3300 * var-tracking.c (val_store): Add modified argument, obey it.
3302 (count_uses): Move down logging of main.
3303 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3304 don't need resolution.
3305 (emit_notes_in_bb): Likewise.
3307 2010-01-27 Richard Guenther <rguenther@suse.de>
3310 * tree-inline.c (remap_decl): Delay remapping of SSA name
3311 default definitions until we need them.
3313 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3315 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3316 (rs6000_delegitimize_address): New function.
3318 * config/s390/s390.c (s390_delegitimize_address): Call
3319 delegitimize_mem_from_attrs.
3322 * tree-inline.c (cannot_copy_type_1): Removed.
3323 (copy_forbidden): Don't forbid copying of functions containing
3324 records/unions with variable length fields.
3326 2010-01-27 Christian Bruel <christian.bruel@st.com>
3330 * config/sh/sh.c (find_barrier): Increase length for non delayed
3331 conditional branches.
3333 2010-01-27 Matthias Klose <doko@ubuntu.com>
3335 * configure.ac (gnu-unique-object): Fix ldd version check.
3336 * configure: Regenerate.
3338 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3340 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3342 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3343 Test for HAVE_GNU_AS value.
3345 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3347 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3348 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3349 INT64_TYPE): Define.
3350 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3351 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3352 INT_LEAST64_TYPE): Define.
3353 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3354 UINT_LEAST64_TYPE): Define.
3355 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3356 INT_FAST64_TYPE): Define.
3357 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3358 UINT_FAST64_TYPE): Define.
3359 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3360 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3361 (SIG_ATOMIC_TYPE): Define.
3363 2010-01-26 Richard Guenther <rguenther@suse.de>
3365 * df-scan.c (df_scan_set_bb_info): Remove assert.
3366 (df_insn_rescan_debug_internal): Merge asserts.
3367 (df_install_ref): Likewise.
3368 (df_mark_reg): Use bitmap_set_range.
3369 (df_hard_reg_used_p): Remove assert.
3370 (df_hard_reg_used_count): Likewise.
3372 2010-01-26 Richard Guenther <rguenther@suse.de>
3374 PR rtl-optimization/42685
3375 * web.c (web_main): Ignore DEBUG_INSNs.
3377 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3379 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3381 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3382 Fix types of fndecl and arglist parameters.
3384 2010-01-26 Richard Guenther <rguenther@suse.de>
3387 * tree-eh.c (unsplit_eh): Skip debug insns.
3389 2010-01-26 Richard Guenther <rguenther@suse.de>
3391 PR tree-optimization/42250
3392 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3394 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3397 * omp-low.c (expand_omp_sections): Only use single_pred if
3398 l2_bb is single_pred_p.
3400 2010-01-25 Christian Bruel <christian.bruel@st.com>
3403 * config/sh/sh.c (find_barrier): Increase length for non delayed
3404 conditional branches.
3405 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3407 2010-01-24 David S. Miller <davem@davemloft.net>
3409 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3410 define if not using GAS.
3411 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3412 Likewise. Delete SECTION_MERGE code, which is only applicable
3415 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3418 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3419 mangling of va_list in system headers.
3421 2010-01-23 Toon Moene <toon@moene.org>
3423 * tree-predcom.c (combine_chains): Return NULL, not false.
3425 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3427 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3428 initialization of variable res to agree with return type.
3430 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3432 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3433 * tree-sra.c: Add include of expr.h.
3435 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3437 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3438 insert the debug stmt on the single non-EH edge from the stmt.
3440 2010-01-22 Richard Henderson <rth@redhat.com>
3443 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3444 the RHS until after generate_subtree_copies has insertted its
3445 code before the current statement.
3447 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3449 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3451 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3453 2010-01-21 Martin Jambor <mjambor@suse.cz>
3455 PR tree-optimization/42585
3456 * tree-sra.c (struct access): New field grp_total_scalarization.
3457 (dump_access): Dump the new field.
3458 (should_scalarize_away_bitmap): New variable.
3459 (cannot_scalarize_away_bitmap): Likewise.
3460 (sra_initialize): Allocate new bitmaps.
3461 (sra_deinitialize): Free new bitmaps.
3462 (create_access_1): New function.
3463 (create_access): Parts moved to create_access_1.
3464 (type_consists_of_records_p): New function.
3465 (completely_scalarize_record): Likewise.
3466 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3467 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3468 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3470 (analyze_all_variable_accesses): Completely scalarize small eligible
3473 2010-01-21 Martin Jambor <mjambor@suse.cz>
3475 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3477 2010-01-21 Andrew Haley <aph@redhat.com>
3479 * gcc.c (process_command): Move lang_specific_driver before
3480 setting cc_libexec_prefix.
3482 2010-01-21 Richard Guenther <rguenther@suse.de>
3485 * fold-const.c (negate_expr_p): Pretend only negative
3486 real constants are easily negatable.
3488 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3489 Jason Merrill <jason@redhat.com>
3491 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3492 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3493 * calls.c (initialize argument_information): Handle it.
3494 * c-common.c (handle_transparent_union_attribute): Use new name.
3495 * c-decl.c (finish_struct): Ditto.
3496 * c-typeck.c (type_lists_compatible_p): Ditto.
3497 (convert_for_assignment): Use new name and also handle record.
3498 * function.c (aggregate_value_p): Handle it.
3499 (pass_by_reference): Ditto.
3500 (assign_parm_data_types): Ditto.
3501 * print-tree.c (print_node): Ditto.
3502 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3503 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3504 * tree.c (first_field): New fn.
3506 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3509 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3510 even when linking statically, for now.
3512 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3515 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3516 without a cselib val.
3517 (count_uses): Accept MO_VAL_SET with no val on stores.
3518 (add_stores): Likewise.
3520 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3522 * var-tracking.c (check_value_val): Add a compile time assertion.
3523 (dv_is_decl_p): Simplify.
3524 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3525 gcc_assert if ENABLE_CHECKING.
3527 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3530 * var-tracking.c: Include tree-flow.h.
3531 (mem_dies_at_call): New.
3532 (dataflow_set_preserve_mem_locs): Use it.
3533 (dataflow_set_remove_mem_locs): Likewise.
3534 (dump_var): Renamed from dump_variable. Adjust all callers.
3535 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3536 * Makefile.in (var-tracking.o): Adjust deps.
3538 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3540 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3542 2010-01-20 Richard Guenther <rguenther@suse.de>
3544 PR tree-optimization/42717
3545 * tree-ssa-dce.c (get_live_post_dom): Remove.
3546 (forward_edge_to_pdom): Take an arbitrary edge to copy
3547 degenerate PHI args from.
3548 (remove_dead_stmt): Use the first post-dominator even if it
3549 does not contain live statements as redirection destination.
3551 2010-01-20 Richard Guenther <rguenther@suse.de>
3553 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3555 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3557 * sel-sched.c (create_speculation_check): Remove set but not used
3559 (try_transformation_cache): Remove set but not used variable ds.
3560 (calculate_privileged_insns): Remove set but not used variables
3561 cur_insn and min_spec_insn.
3562 (find_best_expr): Remove set but not used variable avail_n.
3563 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3565 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3567 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3568 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3571 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3574 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3575 cpu types. Add support for *-sse3 cpu types.
3576 (x86_64-*-*): Ditto.
3578 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3581 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3582 argument, call initializer_constant_valid_p_1 instead of
3583 initializer_constant_valid_p, pass CACHE to it, return NULL
3584 immediately if first call returns NULL.
3585 (initializer_constant_valid_p_1): New function.
3586 (initializer_constant_valid_p): Use it.
3588 2010-01-20 Thomas Quinot <quinot@adacore.com>
3590 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3592 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3594 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3595 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3596 (loc_list_from_tree): Don't handle unsigned division. Handle
3597 signed modulo using DW_OP_{over,over,div,mul,minus}.
3598 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3599 modulo instead of signed.
3601 2010-01-20 DJ Delorie <dj@redhat.com>
3603 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3605 (h8300_emit_stack_adjustment): Propogate it.
3607 (h8300_expand_prologue): Likewise.
3608 (h8300_expand_epilogue): Likewise.
3610 2010-01-19 Michael Matz <matz@suse.de>
3612 PR tree-optimization/41783
3613 * tree-data-ref.c (toplevel): Include flags.h.
3614 (dump_data_dependence_relation): Also dump the inputs if the
3615 result will be unknown.
3616 (split_constant_offset_1): Look through some conversions.
3617 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3618 the offset from last element is too large.
3619 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3620 (reassociate_to_the_same_stmt): Handle vector registers.
3621 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3623 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3624 wide_prolog_niters argument, emit widening instructions.
3625 (vect_do_peeling_for_alignment): Adjust caller, use widened
3626 variant of the iteration cound.
3627 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3629 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3632 * config/arm/neon-testgen.m (emit_automatics): New parameter
3633 features. Adjust for Fixed_return_reg feature.
3634 (test_intrinsic): Call emit_automatics with new feature.
3635 * config/arm/neon.ml: Update copyright years.
3636 (features): New Fixed_return_reg feature.
3637 (ops): Update feature for Vget_low.
3639 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3641 PR tree-optimization/42719
3642 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3646 * fwprop.c (all_uses_available_at): Return false if def_set dest
3647 is a REG that is used in def_insn.
3649 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3651 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3653 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3656 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3658 * target.h (struct gcc_target) <secondary_reload>: Change type
3659 of last argument to secondary_reload_info *.
3661 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3664 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3665 memory references with unaligned offsets. Remove CQImode handling.
3666 (unaligned_memory_operand): Return 1 for memory references with
3667 unaligned offsets. Remove CQImode handling.
3669 2010-01-18 Richard Guenther <rguenther@suse.de>
3672 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3675 2010-01-18 Richard Guenther <rguenther@suse.de>
3677 PR tree-optimization/42781
3678 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3679 restrict processing only if the original variable was artificial.
3681 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3683 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3684 find number of popped argument bytes.
3686 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3687 Fix the text that describes the return value for invalid insns.
3689 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3691 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3692 Clarify what 'cost of the -dependence' is. Fix quoting.
3694 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3695 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3697 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3699 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3700 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3702 2010-01-17 Richard Guenther <rguenther@suse.de>
3705 * function.c (split_complex_args): Take a VEC to modify.
3706 (assign_parms_augmented_arg_list): Build a VEC instead of
3707 a chain of PARM_DECLs.
3708 (assign_parms_unsplit_complex): Take a VEC of arguments.
3709 Do not fixup unmodified parms.
3710 (assign_parms): Deal with the VEC.
3711 (gimplify_parameters): Likewise.
3713 2010-01-17 Richard Guenther <rguenther@suse.de>
3715 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3716 node existence check.
3717 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3718 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3719 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3720 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3721 (gimple_execute_on_growing_pred): Likewise.
3723 2010-01-17 Richard Guenther <rguenther@suse.de>
3725 PR tree-optimization/42773
3726 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3727 (compute_antic_aux): Likewise.
3728 (compute_partial_antic_aux): Likewise.
3730 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3733 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3736 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3738 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3741 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3742 Fix markup for strict argument.
3744 (TARGET_SCHED_REORDER2): Fix argument types.
3746 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3747 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3749 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3750 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3752 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3755 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3756 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3757 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3758 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3759 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3761 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3763 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3765 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3766 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3768 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3770 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3773 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3775 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3776 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3778 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3780 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3782 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3783 referring to it. Fix language.
3785 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3787 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3789 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3791 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3793 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3794 '@var{stream}. Remove stray 'and'.
3796 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3798 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3800 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3802 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3803 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3805 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3806 Fix description of return value.
3807 Rename argument "sz" to "len."
3809 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3810 Clarify meaning of 'true' return value.
3812 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3814 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3815 rep_mode versus mode_rep.
3817 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3819 (TARGET_BUILTIN_DECL): Fix name.
3821 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3823 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3825 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3827 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3829 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3831 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3834 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3835 Rename argument tm_fn to md_fn.
3837 (TARGET_OPTION_PRINT): Fix argument list.
3839 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3842 * config/i386/i386.c (ix86_fixup_binary_operands):
3843 Revert FMA4 fixup of operands.
3845 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3848 * Makefile.in (write_entries_to_file, install-plugin):
3849 Use \012 instead of \n with tr.
3851 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3853 * configure.ac (HAVE_AS_REF): New C macro.
3854 * configure: Regenerate.
3855 * config.in: Likewise.
3856 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3858 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3861 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3863 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3865 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3867 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3869 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3871 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3873 (TARGET_BINDS_LOCAL_P): Fix argument type.
3875 (TARGET_ASM_FILE_END): Use prototype.
3877 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3879 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3881 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3883 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3885 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3886 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3888 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3889 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3891 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3892 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3893 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3894 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3896 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3898 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3900 (TARGET_INIT_BUILTINS): Use prototype.
3902 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3903 Put 'const char *' in braces. Fix parameter types.
3904 (TARGET_INVALID_CONVERSION): Fix parameter types.
3905 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3906 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3908 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3911 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3913 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3915 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3917 * doc/tm.texi (TARGET_HELP): Fix return type.
3919 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3920 in braces. Fix argument types.
3922 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3924 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3926 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3928 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3929 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3931 (TARGET_MANGLE_TYPE): Fix argument types.
3933 (TARGET_IRA_COVER_CLASSES): Use prototype.
3935 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3937 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3939 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3941 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3943 (TARGET_CALLEE_COPIES): Fix argument types.
3945 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3947 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3949 (TARGET_FUNCTION_VALUE): Fix argument types.
3951 (TARGET_RETURN_IN_MSB): Fix argument type.
3953 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3955 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3957 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3959 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3960 agree with return type.
3962 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3964 2010-01-15 Jing Yu <jingyu@google.com>
3966 PR rtl-optimization/42691
3967 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3968 a pseudo to a constant and are merged, and adjust comments.
3970 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3972 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3974 2010-01-15 Richard Guenther <rguenther@suse.de>
3977 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3978 labels of computed or non-local gotos to the destination.
3979 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3980 landing pad label is the first label.
3982 2010-01-15 Richard Guenther <rguenther@suse.de>
3984 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3986 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3989 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3990 to allow generation of the xssqrtdp instruction on power7.
3991 (sqrtdf2_fpr): Ditto.
3993 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3996 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3997 functions with noreturn attribute.
4000 * varasm.c (declare_weak): Add weak attribute to decl if it
4001 doesn't have one already.
4002 (assemble_external): Only add decls to weak_decls if they also
4003 have weak attribute.
4005 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4007 * var-tracking.c (var_reg_delete): Don't delete the association
4008 between REGs and values or one-part variables if the register
4011 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4014 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4015 because its first operand is a non-localized variable.
4017 2010-01-14 Martin Jambor <mjambor@suse.cz>
4019 PR tree-optimization/42706
4020 * tree-sra.c (encountered_recursive_call): New variable.
4021 (encountered_unchangable_recursive_call): Likewise.
4022 (sra_initialize): Initialize both new variables.
4023 (callsite_has_enough_arguments_p): New function.
4024 (scan_function): Call decl and flags check only for IPA-SRA, check
4025 whether there is a recursive call and whether it has enough arguments.
4026 (all_callers_have_enough_arguments_p): New function.
4027 (convert_callers): Look for recursive calls only when
4028 encountered_recursive_call is set.
4029 (ipa_early_sra): Bail out either if
4030 !all_callers_have_enough_arguments_p or
4031 encountered_unchangable_recursive_call.
4033 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4035 * sel-sched.c: Add 2010 to copyright years.
4036 * sel-sched-ir.c: Likewise.
4037 * sel-sched-ir.h: Likewise.
4039 2010-01-14 Martin Jambor <mjambor@suse.cz>
4041 PR tree-optimization/42714
4042 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4043 constructors specially.
4045 2010-01-14 Andi Kleen <ak@linux.intel.com>
4047 * config/i386/drivers-i386.c (detect_caches_intel):
4048 Add l2sizekb parameter and fill in.
4049 (host_detect_local_cpu): Add l2sizekb, fill in.
4050 Add Atom small cache heuristic.
4052 2010-01-14 Andi Kleen <ak@linux.intel.com>
4054 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4055 Add level3 parameter and fill in.
4056 (detect_caches_intel): Handle level3 cache.
4058 2010-01-14 Andi Kleen <ak@linux.intel.com>
4060 * config/i386/drivers-i386.c (host_detect_local_cpu):
4061 Fix core duo detection.
4063 2010-01-14 Andi Kleen <ak@linux.intel.com>
4065 * config/i386/drivers-i386.c (host_detect_local_cpu):
4068 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4070 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4071 (rs6000_variable_issue_1): this. Use...
4072 (rs6000_variable_issue): here. Reimplement. Print debug info.
4074 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4076 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4077 sel_restore_notes. Update all callers. Call reemit_notes
4080 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4082 PR rtl-optimization/42246
4083 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4086 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4088 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4089 all successors is the same as number of successors in current region.
4091 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4093 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4094 to rename is not separable. Otherwise check that its LHS is not NULL.
4096 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4098 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4100 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4102 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4103 available registers when failed to discover LHS register class.
4104 Fix indentation. Update comment.
4106 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4107 Alexander Monakov <amonakov@ispras.ru>
4109 PR rtl-optimization/42389
4110 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4112 (advance_state_on_fence): Likewise.
4113 (sel_target_adjust_priority): Print debug output only when
4114 sched_verbose >= 4, not 2.
4115 (get_expr_cost): Do not issue all unique insns on the next cycle.
4116 (fill_insns): Initialize can_issue_more from the value saved
4118 * sel-sched-ir.c (flist_add): New parameter issue_more.
4119 Init FENCE_ISSUE_MORE with it.
4120 (merge_fences): Likewise.
4121 (init_fences): Update call to flist_add.
4122 (add_to_fences, add_clean_fence_to_fences)
4123 (add_dirty_fence_to_fences): Likewise.
4124 (move_fence_to_fences): Update call to merge_fences.
4125 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4127 * sel-sched-ir.h (struct _fence): New field issue_more.
4128 (FENCE_ISSUE_MORE): New accessor macro.
4130 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4132 PR rtl-optimization/42388
4133 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4134 that have no predecessors nor successors. Do not call move_bb_info
4135 for empty blocks outside of current region.
4137 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4139 PR rtl-optimization/42294
4140 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4141 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4142 originators' originators.
4144 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4146 PR rtl-optimization/39453
4147 PR rtl-optimization/42246
4148 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4150 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4152 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4153 Alexander Monakov <amonakov@ispras.ru>
4156 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4157 (maybe_tidy_empty_bb): ... here. Make static. Add new
4158 argument. Update all callers.
4159 (tidy_control_flow): ... and here. Recompute topological order
4160 of basic blocks in region if necessary.
4161 (sel_redirect_edge_and_branch): Change return type. Return true
4162 if topological order might have been invalidated.
4163 (purge_empty_blocks): Export and move from...
4164 * sel-sched.c (purge_empty_blocks): ... here.
4165 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4166 (maybe_tidy_empty_bb): Delete prototype.
4167 (purge_empty_blocks): Declare.
4169 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4171 PR rtl-optimization/42249
4172 * sel-sched.c (try_replace_dest_reg): When chosen register
4173 and original register is the same, do not bail out early, but
4174 still check all original insns for validity of replacing destination
4175 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4178 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4181 Port from no-undefined-overflow branch:
4182 2009-03-09 Richard Guenther <rguenther@suse.de>
4184 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4186 2010-01-14 Richard Guenther <rguenther@suse.de>
4189 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4191 2010-01-14 Ira Rosen <irar@il.ibm.com>
4193 PR tree-optimization/42709
4194 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4195 as scalar type in creation of constant vector operand.
4197 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4200 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4201 (check-parallel-%): Match `testsuite' directory component only
4204 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4206 PR translation/39521
4207 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4210 2010-01-13 Richard Guenther <rguenther@suse.de>
4212 PR tree-optimization/42730
4213 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4216 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4219 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4220 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4223 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4225 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4226 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4227 ___umulsi3_highpart.
4229 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4230 rather than schedule_insns if the pass is enabled.
4232 2010-01-13 Martin Jambor <mjambor@suse.cz>
4234 PR tree-optimization/42704
4235 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4238 2010-01-13 Martin Jambor <mjambor@suse.cz>
4240 PR tree-optimization/42703
4241 * tree-sra.c (analyze_access_subtree): Check that we can build a
4242 reference to the original data within the aggregate.
4244 2010-01-13 Richard Guenther <rguenther@suse.de>
4246 PR tree-optimization/42705
4247 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4249 2010-01-13 Richard Guenther <rguenther@suse.de>
4252 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4254 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4257 * var-tracking.c (values_to_unmark): New variable.
4258 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4259 values_to_unmark vector. Moved body to...
4260 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4261 instead queue it into values_to_unmark vector.
4262 (vt_find_locations): Free values_to_unmark vector.
4264 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4266 * config/s390/s390.c (override_options): Set
4267 default of max-pending-list-length to 256
4269 2010-01-13 Richard Guenther <rguenther@suse.de>
4272 * tree-pass.h (PROP_gimple_lcx): New.
4273 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4274 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4275 before the final cleanup_eh.
4276 (dump_properties): Dump PROP_gimple_lcx.
4277 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4278 (tree_lower_complex_O0): Remove.
4279 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4280 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4281 tree_lower_complex, schedule TODO_update_ssa.
4282 * lto-streamer-out.c (output_function): Stream the functions
4284 * lto-streamer-in.c (input_function): Likewise.
4285 (lto_read_body): Do not override them here.
4287 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4290 * c-typeck.c (build_c_cast): Fold value cast to union type before
4291 wrapping it in a CONSTRUCTOR.
4293 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4295 PR rtl-optimization/42699
4296 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4299 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4301 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4302 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4303 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4304 SUBTARGET_WARN_UNUSED_SPEC): ... here
4305 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4307 2010-01-12 Julian Brown <julian@codesourcery.com>
4309 * config/arm/neon-schedgen.ml (Utils): Don't try to
4310 open missing module.
4311 (find_with_result): New.
4313 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4316 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4317 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4319 PR tree-optimization/42645
4320 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4321 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4322 decl_map, set processing_debug_stmt to -1 and return name without
4325 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4327 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4328 binutils version, and reword target configuration description.
4330 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4332 * config/avr/avr.h (LINKER_NAME): Remove.
4334 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4337 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4338 that support VSX, warn for -mno-altivec if vsx is not disabled,
4341 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4342 Shujing Zhao <pearly.zhao@oracle.com>
4344 PR translation/42469
4345 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4346 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4347 character between option name and help text.
4348 * c.opt (imultilib): Likewise.
4350 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4352 * lto-streamer-out.c (output_unreferenced_globals): Output static
4355 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4357 PR rtl-optimization/42621
4358 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4359 optimizing for size.
4360 (duplicate_computed_gotos): Remove now-redundant check.
4362 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4365 * configure.ac: Save and restore LDFLAGS and LIBS
4366 * configure: Regenerate.
4368 2010-01-10 Richard Guenther <rguenther@suse.de>
4371 * builtins.c (fold_builtin_strlen): Add type argument and
4372 convert the resulting length to it.
4373 (fold_builtin_1): Adjust.
4375 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4377 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4378 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4380 (num_insns_constant_wide): Adjust for that change.
4382 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4385 * web.c (union_defs): Add used argument, to combine uses of
4387 (entry_register): Adjust type and tests of used argument.
4388 (web_main): Widen used for new use. Pass it to union_defs.
4389 * df.h (union_defs): Adjust prototype.
4391 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4394 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4395 uses in new incoming argument. Free body.
4396 (reset_debug_uses_in_loop): New.
4397 (analyze_insn_to_expand_var): Call the latter if the former found
4398 anything. Fix whitespace. Reject invalid dest overlaps before
4399 going through all insns in the loop.
4401 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4404 * haifa-sched.c (dying_use_p): Debug insns don't count.
4406 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4409 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4410 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4411 (verify_gimple_call): Reject LHS in noreturn calls.
4413 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4417 * tree-vect-loop-manip.c (adjust_info): New type.
4418 (adjust_vec): New pointer to vector.
4419 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4420 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4421 (slpeel_update_phis_for_duplicate_loop): Use them.
4422 (slpeel_update_phi_nodes_for_guard1): Likewise.
4423 (slpeel_update_phi_nodes_for_guard2): Likewise.
4424 (slpeel_tree_peel_loop_to_edge): Likewise.
4425 (vect_update_ivs_after_vectorizer): Likewise.
4427 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4429 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4430 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4432 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4434 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4435 bogus uninitialized warning.
4437 2010-01-09 Richard Guenther <rguenther@suse.de>
4440 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4441 the evolution is compatible with the initial condition.
4443 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4445 * gcc.c (process_command): Update copyright notice dates.
4446 * gcov.c (print_version): Likewise.
4447 * gcov-dump.c (print_version): Likewise.
4448 * mips-tfile.c (main): Likewise.
4449 * mips-tdump.c (main): Likewise.
4451 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4454 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4456 (rotlhi3_8): Delete.
4458 (rotlsi3_8): Delete.
4459 (rotlsi3_16): Delete.
4460 (rotlsi3_24): Delete.
4462 (*rotw<mode>3): New.
4463 (*rotb<mode>3): New.
4464 * config/avr/avr.c (avr_rotate_bytes): New function.
4465 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4467 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4470 * configure.ac: Modify -rdynamic check.
4471 * configure: Regenerate.
4473 2010-01-08 DJ Delorie <dj@redhat.com>
4475 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4476 register popping order.
4478 2010-01-08 Richard Guenther <rguenther@suse.de>
4481 * c.opt (fsigned-char): Also let LTO handle this option.
4482 (funsigned-char): Likewise.
4484 2010-01-07 Richard Guenther <rguenther@suse.de>
4486 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4487 (gimple_op): Likewise.
4488 (gimple_op_ptr): Likewise.
4489 (gimple_assign_set_lhs): Remove gcc_assert.
4490 (gimple_assign_set_rhs1): Likewise.
4491 (gimple_assign_set_rhs2): Likewise.
4492 (gimple_call_set_lhs): Likewise.
4493 (gimple_call_set_fn): Likewise.
4494 (gimple_call_set_fndecl): Likewise.
4495 (gimple_call_fndecl): Likewise.
4496 (gimple_call_return_type): Likewise.
4497 (gimple_call_set_chain): Likewise.
4498 (gimple_call_num_args): Likewise.
4499 (gimple_call_set_arg): Likewise.
4500 (gimple_cond_set_code): Likewise.
4501 (gimple_cond_set_lhs): Likewise.
4502 (gimple_cond_set_rhs): Likewise.
4503 (gimple_cond_set_true_label): Likewise.
4504 (gimple_cond_set_false_label): Likewise.
4505 (gimple_label_set_label): Likewise.
4506 (gimple_goto_set_dest): Likewise.
4507 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4508 (gimple_debug_bind_get_value): Likewise.
4509 (gimple_debug_bind_get_value_ptr): Likewise.
4510 (gimple_debug_bind_set_var): Likewise.
4511 (gimple_debug_bind_set_value): Likewise.
4512 (gimple_debug_bind_reset_value): Likewise.
4513 (gimple_debug_bind_has_value_p): Likewise.
4514 (gimple_return_retval_ptr): Remove gcc_assert.
4515 (gimple_return_retval): Likewise.
4516 (gimple_return_set_retval): Likewise.
4517 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4518 (safe_referenced_var_iterator): Remove.
4519 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4520 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4521 (fill_referenced_var_vec): Remove.
4522 (first_readonly_imm_use): Remove redundant gcc_assert.
4523 (phi_arg_index_from_use): Combine gcc_asserts.
4524 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4525 (first_imm_use_stmt): Remove redundant gcc_assert.
4526 * tree-cfg.c (verify_gimple_call): Verify function and chain
4527 operands. Verify arguments.
4528 (verify_types_in_gimple_stmt): Verify condition code and labels.
4530 2010-01-07 Richard Guenther <rguenther@suse.de>
4532 PR tree-optimization/42641
4533 * sese.c (rename_map_elt_info): Use the SSA name version, do
4536 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4538 PR tree-optimization/42625
4539 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4540 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4542 2010-01-07 Duncan Sands <baldrick@free.fr>
4544 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4546 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4549 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4550 note itself is not function_invariant_p.
4552 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4554 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4555 Do not add the DF_NOTE problem.
4556 * store-motion.c (execute_rtl_store_motion): Likewise.
4558 2010-01-07 Martin Jambor <mjambor@suse.cz>
4560 PR tree-optimization/42157
4561 * tree-sra.c (compare_access_positions): Stabilize sort if both
4562 accesses have integer types, return zero immediately if they are the
4565 2010-01-06 Richard Henderson <rth@redhat.com>
4568 * haifa-sched.c (add_to_note_list): Merge into ...
4569 (concat_note_lists): ... here, and ...
4570 (unlink_other_notes, rm_other_notes): Merge into...
4571 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4572 NOTE_INSN_EPILOGUE_BEG.
4574 2010-01-06 Richard Guenther <rguenther@suse.de>
4576 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4577 not inline regular functions into always-inline functions.
4579 2010-01-06 Nick Clifton <nickc@redhat.com>
4581 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4582 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4584 (OVERRIDE_OPTIONS): Delete.
4585 (OPTIMIZATION_OPTIONS): Define.
4586 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4587 * config/rx/rx.c (rx_handle_option): Issue an error message if
4588 -mcpu=rx200 and -fpu are used together.
4589 (rx_set_optimization_options): New function. Issue an error
4590 message if an optimization attribute attempts to reset the FPU/
4591 math optimization pairing.
4592 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4593 * config/rx/rx.opt: Set the default to 32-bit doubles.
4594 * config/rx/t-rx: Add multilibs for -nofpu option.
4595 * doc/invoke.texi: Update documentation of RX options.
4597 2010-01-06 Richard Guenther <rguenther@suse.de>
4599 * tree-ssa-pre.c (name_to_id): New global.
4600 (alloc_expression_id): Simplify SSA name handling.
4601 (lookup_expression_id): Likewise.
4602 (init_pre): Zero name_to_id.
4603 (fini_pre): Free it.
4605 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4607 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4609 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4612 * config/i386/sse.md (smaxv2di3): New.
4613 (umaxv2di3): Likewise.
4614 (sminv2di3): Likewise.
4615 (uminv2di3): Likewise.
4617 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4620 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4621 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4622 (legitimize_tls_address): Likewise.
4623 (sparc_tls_referenced_p): Likewise.
4624 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4625 and adjust calls to legitimize_pic_address.
4626 (legitimate_constant_p) Use sparc_tls_referenced_p.
4627 (legitimate_pic_operand_p): Likewise.
4628 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4629 (sparc_tls_symbol_ref_1): Delete.
4630 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4631 (legitimize_tls_address): Make static, handle CONST patterns.
4632 (legitimize_pic_address): Make static, remove unused parameter and
4633 adjust recursive calls.
4634 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4635 and adjust call to legitimize_pic_address.
4636 (sparc_output_mi_thunk): Likewise.
4638 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4639 H.J. Lu <hongjiu.lu@intel.com>
4642 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4643 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4644 operands to make them signed.
4647 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4650 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4651 GTU to GT for V4SI and V2DI.
4653 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4654 (umin<mode>3): Removed.
4656 (uminv4si3): Likewise.
4658 2010-01-05 Martin Jambor <mjambor@suse.cz>
4660 PR tree-optimization/42462
4661 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4662 current_function_decl to helper functions and macros.
4664 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4667 * flags.h: Don't include real.h.
4668 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4669 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4670 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4671 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4672 * dominance.c: Update copyright.
4673 * gimple.c (walk_gimple_op): Remove inline.
4674 * tree-ssa-reassoc.c: Include real.h.
4675 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4676 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4678 2010-01-05 Nick Clifton <nickc@redhat.com>
4680 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4681 register to push into the stack frame when the accumulator has to
4682 be saved during interrupts.
4684 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4686 * doc/invoke.texi: Remove the documentation about option
4688 * common.opt (Wunreachable-code): Preserved for backward
4690 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4691 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4692 the backward compatibility flag section.
4694 2010-01-05 Richard Guenther <rguenther@suse.de>
4696 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4698 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4701 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4703 PR tree-optimization/42508
4704 * tree-sra.c (convert_callers): Check for recursive call
4705 by comparing cgraph nodes instead of decls.
4706 (modify_function): Call ipa_modify_formal_parameters also
4707 on all same_body aliases.
4709 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4710 cgraph nodes when checking for same_body aliases.
4712 2010-01-05 Richard Guenther <rguenther@suse.de>
4714 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4715 allocation and lookup.
4716 (get_or_alloc_expr_for_constant): Likewise.
4717 (phi_translate): Sink allocation.
4719 2010-01-04 Richard Guenther <rguenther@suse.de>
4721 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4722 a new entry only if needed.
4723 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4724 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4726 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4728 (phi_translate): Handle CONSTANTs early.
4730 2010-01-04 Martin Jambor <mjambor@suse.cz>
4732 PR tree-optimization/42398
4733 * tree-sra.c (struct access): Removed flag grp_different_types.
4734 (dump_access): Do not dump the removed flag.
4735 (sort_and_splice_var_accesses): Do not set the removed flag.
4736 (sra_modify_expr): Check for type compatibility directly.
4738 2010-01-04 Martin Jambor <mjambor@suse.cz>
4740 PR tree-optimization/42366
4741 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4742 edges with variable number of parameters.
4743 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4744 flag instead of asserting it.
4745 (ipa_read_node_info): Read uses_analysis_done flag.
4747 2010-01-04 Richard Guenther <rguenther@suse.de>
4749 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4750 iterative_hash_* as intended.
4751 (vn_reference_compute_hash): Likewise. Simplify hashing
4753 (vn_reference_lookup_2): Likewise.
4754 (vn_nary_op_compute_hash): Likewise.
4755 (vn_phi_compute_hash): Likewise.
4756 (expressions_equal_p): Remove strange code.
4757 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4758 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4759 (bitmap_insert_into_set_1): Take value-id as parameter.
4760 (add_to_value): Pass it.
4761 (bitmap_insert_into_set): Likewise.
4762 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4764 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4767 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4768 (do_self_spec): For switches with SWITCH_IGNORE set set also
4769 SWITCH_IGNORE_PERMANENTLY.
4770 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4773 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4775 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4776 tree of an unreferenced global var.
4778 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4781 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4782 GTU to GT for V4SI and V2DI.
4784 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4785 (umin<mode>3): Removed.
4787 (uminv4si3): Likewise.
4789 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4792 * collect2.c (main): Turn on trace in collect2 if -v is passed
4795 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4797 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4798 description of expression operand.
4800 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4802 * configure.ac: Add install-html to target_list for Make-hooks.
4803 * configure: Regenerate.
4804 * fortran/Make-lang.in (F95_HTMLFILES): New.
4805 (fortran.html): Use it.
4806 (fortran.install-html): New.
4807 * Makefile.in (install-html): Add lang.install-html.
4808 * java/Make-lang.in (JAVA_HTMLFILES): New.
4809 (java.html): Use it.
4810 (java.install-html): New.
4811 * objc/Make-lang.in (objc.install-html): New.
4812 * objcp/Make-lang.in (obj-c++.install-html): New.
4813 * cp/Make-lang.in (c++.install-html): New.
4814 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4815 * lto/Make-lang.in (lto.install-html): New.
4817 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4820 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4822 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4824 PR rtl-optimization/41862
4825 * store-motion.c (store_killed_in_insn, compute_store_table,
4826 remove_reachable_equiv_notes, replace_store_insn,
4827 build_store_vectors): Ignore all DEBUG_INSNs.
4829 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4832 * common.opt: Add dumpdir.
4834 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4836 (option_map): Add --dumpdir.
4838 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4840 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4842 * opts.c (decode_options): Try dump_dir_name first if
4843 dump_base_name isn't an absolute path.
4844 (common_handle_option): Handle OPT_dumpdir.
4846 * toplev.c (dump_dir_name): New.
4847 (print_switch_values): Also ignore -dumpdir.
4849 * toplev.h (dump_dir_name): New.
4851 2010-01-03 Richard Guenther <rguenther@suse.de>
4853 PR tree-optimization/42589
4854 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4855 double-word expansion of bswap32.
4857 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4859 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4860 with BLOCK_FOR_INSN.
4861 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4862 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4863 noce_process_if_block): Likewise.
4864 * gcse.c (compute_local_properties, insert_expr_in_table,
4865 insert_set_in_table, canon_list_insert, find_avail_set,
4866 pre_insert_copy_insn): Likewise.
4868 * basic-block.h (BLOCK_NUM): Move from here...
4869 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4871 2010-01-03 Richard Guenther <rguenther@suse.de>
4873 PR tree-optimization/42438
4874 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4875 contains_may_not_return_call flag.
4876 (BB_MAY_NOTRETURN): New.
4877 (valid_in_sets): Trapping nary operations are not valid
4878 in blocks that may not return.
4879 (insert_into_preds_of_block): Remove check for trapping expressions.
4880 (compute_avail): Compute also BB_MAY_NOTRETURN.
4882 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4884 * doc/invoke.texi: Add 2010 to copyright years.
4886 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4888 * config/sparc/sparc.c: Fix formatting nits.
4890 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4891 Alexander Monakov <amonakov@ispras.ru>
4893 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4895 2010-01-02 Richard Guenther <rguenther@suse.de>
4898 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4899 (simplify_switch_using_ranges): Mark to be removed edges
4902 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4904 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4906 * collect2.c (scan_libraries): Add missing argument in call to
4909 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4912 * config/alpha/predicates.md (aligned_memory_operand): Return false
4914 (unaligned_memory_operand): Return true for CQImode.
4915 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4916 doesn not cross aligned SImode word boundary.
4918 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4920 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4922 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4923 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4925 2010-01-02 Richard Guenther <rguenther@suse.de>
4928 * toplev.c (compile_file): Emit LTO marker properly. Change
4930 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4932 2010-01-01 Richard Guenther <rguenther@suse.de>
4935 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4937 2010-01-01 Richard Guenther <rguenther@suse.de>
4940 * c-decl.c (grokdeclarator): For zero-size arrays force
4941 structural equality checks as layout_type does.
4943 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4945 * builtins.c: Update copyright to 2010.
4947 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4950 * lto-streamer-out.c (produce_asm): Revert the last change.
4951 (copy_function): Likewise.
4953 * lto-streamer.c (lto_get_section_name): Skip any leading
4956 2010-01-01 Richard Guenther <rguenther@suse.de>
4959 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4963 Copyright (C) 2010 Free Software Foundation, Inc.
4965 Copying and distribution of this file, with or without modification,
4966 are permitted in any medium without royalty provided the copyright
4967 notice and this notice are preserved.