1 2010-04-07 Richard Guenther <rguenther@suse.de>
4 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with
5 pointer bases build simple mem attributes to retain
8 2010-04-07 Richard Guenther <rguenther@suse.de>
11 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
12 preserve points-to related information.
14 2010-04-07 Richard Guenther <rguenther@suse.de>
17 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
18 discard plain indirect references.
19 * fold-const.c (operand_equal_p): Guard against NULL_TREE
21 * tree.c (tree_nop_conversion): Likewise.
23 2010-04-07 Dodji Seketeli <dodji@redhat.com>
26 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
28 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
30 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
31 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
33 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
35 * tree-if-conv.c: Fix indentation and comments.
37 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
39 * tree-if-conv.c: Sort static functions in topological order.
41 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
43 * tree-if-conv.c: Fix indentation and comments.
45 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
48 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
49 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
50 When converting an unsigned type to signed, double its precision.
51 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
52 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
53 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
55 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
58 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
59 POINTER_PLUS_EXPR for pointer types.
61 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
64 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
65 * graphite-clast-to-gimple.c: Include langhooks.h.
66 (max_signed_precision_type): New.
67 (max_precision_type): Takes two types as arguments.
68 (precision_for_value): New.
69 (precision_for_interval): New.
70 (gcc_type_for_interval): New.
71 (gcc_type_for_value): New.
72 (gcc_type_for_clast_term): New.
73 (gcc_type_for_clast_red): New.
74 (gcc_type_for_clast_bin): New.
75 (gcc_type_for_clast_expr): Split up into several functions.
76 (gcc_type_for_clast_eq): Rewritten.
77 (compute_bounds_for_level): New.
78 (compute_type_for_level_1): New.
79 (compute_type_for_level): New.
80 (gcc_type_for_cloog_iv): Removed.
81 (gcc_type_for_iv_of_clast_loop): Rewritten.
82 (graphite_create_new_loop): Compute the lower and upper bound types
83 with gcc_type_for_clast_expr.
84 (graphite_create_new_loop_guard): Same.
85 (find_cloog_iv_in_expr): Removed.
86 (compute_cloog_iv_types_1): Removed.
87 (compute_cloog_iv_types): Removed.
88 (gloog): Do not call compute_cloog_iv_types.
89 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
91 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
92 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
93 (GBB_CLOOG_IV_TYPES): Removed.
95 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
97 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
98 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
99 (detect_commutative_reduction): Same.
101 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
103 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
104 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
106 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
107 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
108 (rewrite_commutative_reductions_out_of_ssa): Same.
109 * passes.c (execute_function_todo): Call verify_ssa for every pass
110 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
111 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
112 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
113 with an extra argument.
114 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
115 verify_ssa only when the extra argument is true.
116 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
117 with an extra argument.
118 (tree_transform_and_unroll_loop): Same.
120 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
122 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
123 for all the passes of the LNO having LOOP_CLOSED_SSA.
124 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
125 * tree-loop-distribution.c (pass_loop_distribution): Same.
126 * tree-pass.h (TODO_verify_loops): Removed.
127 * tree-ssa-loop.c (pass_tree_loop_init): Same.
129 (pass_tree_unswitch): Same.
130 (pass_predcom): Same.
131 (pass_vectorize): Same.
132 (pass_linear_transform): Same.
133 (pass_graphite_transforms): Same.
134 (pass_iv_canon): Same.
135 (pass_complete_unroll): Same.
136 (pass_complete_unrolli): Same.
137 (pass_parallelize_loops): Same.
138 (pass_loop_prefetch): Same.
139 (pass_iv_optimize): Same.
141 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
144 * passes.c (init_optimization_passes): Move pass_lim before
145 pass_copy_prop and pass_dce_loop.
147 2010-04-06 Jakub Jelinek <jakub@redhat.com>
150 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
151 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
152 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
153 MULTI_* defines for 4 argument vpermil2p* builtins.
155 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
157 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
158 * config/i386/i386.c (x86_maybe_negate_const_int): New.
159 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
160 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
161 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
162 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
163 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
164 Use x86_maybe_negate_const_int to output insn mnemonic.
165 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
166 check from instruction predicate. Update comments.
167 * config/i386/sync.md (sync_add<mode>): Use
168 x86_maybe_negate_const_int to output insn mnemonic.
170 2010-04-06 Jan Hubicka <jh@suse.cz>
172 PR tree-optimization/42906
173 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
174 IGNORE_SELF argument. Set visited_control_parents for fully
176 (find_obviously_necessary_stmts): Update call of
177 mark_control_dependent_edges_necessary.
178 (propagate_necessity): Likewise. Handle PHI edges more curefully.
180 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
182 * config/i386/i386.md: Remove comment about 'e' and 'E'
185 2010-04-06 Richard Guenther <rguenther@suse.de>
187 PR tree-optimization/43627
188 * tree-vrp.c (extract_range_from_unary_expr): Widenings
189 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
192 2010-04-06 Jakub Jelinek <jakub@redhat.com>
194 * BASE-VER: Change to 4.6.0.
197 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
200 2010-04-06 Richard Guenther <rguenther@suse.de>
203 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
205 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
207 * doc/invoke.texi (Optimize Options): Document that LTO
208 won't remove object access purely due to incompatible
211 2010-04-04 Matthias Klose <doko@ubuntu.com>
213 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
216 2010-04-03 Richard Guenther <rguenther@suse.de>
219 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
220 require a non-NULL MEM_OFFSET.
222 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
224 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
225 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
226 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
227 config/alpha/predicates.md, config/arm/arm.md,
228 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
229 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
230 config/darwin9.h, config/darwin.c, config/darwin.h,
231 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
232 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
233 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
234 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
235 config/mips/mips.md, config/mn10300/mn10300.c,
236 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
237 config/rs6000/aix.h, config/rs6000/dfp.md,
238 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
239 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
240 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
241 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
242 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
243 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
244 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
245 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
246 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
247 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
248 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
249 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
250 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
251 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
252 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
253 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
254 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
255 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
256 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
257 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
258 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
259 opt-functions.awk, opth-gen.awk, params.def, passes.c,
260 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
261 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
262 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
263 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
264 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
265 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
266 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
267 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
268 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
269 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
270 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
271 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
272 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
273 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
275 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
278 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
279 * aclocal.m4: Regenerate.
281 2010-04-02 Richard Guenther <rguenther@suse.de>
283 PR tree-optimization/43629
284 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
285 if we have seen a constant value.
287 2010-04-02 Joseph Myers <joseph@codesourcery.com>
289 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
292 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
295 * arm.c (legitimize_tls_address): Adjust call to
296 gen_tls_load_dot_plus_four.
297 (arm_note_pic_base): New function.
298 (arm_cannot_copy_insn_p): Use it.
299 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
302 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
307 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
309 * Makefile.in ($(out_object_file)): Depend on
310 gt-$(basename $(notdir $(out_file))).h.
312 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
314 * config.gcc (lm32-*-rtems*): Add t-lm32.
316 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
318 * config.gcc: Add lm32-*-rtems*.
319 * config/lm32/rtems.h: New file.
321 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
324 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
326 2010-04-01 Jakub Jelinek <jakub@redhat.com>
328 * dwarf2out.c (output_compilation_unit_header): For
329 -gdwarf-4 use version 4 instead of version 3.
330 (output_line_info): For version 4 and above emit additional
331 maximum ops per insn header field.
332 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
334 * dwarf2out.c (is_c_family, is_java): Remove.
335 (lower_bound_default): New function.
336 (add_bound_info, gen_descr_array_type_die): Use it.
338 2010-04-01 Dodji Seketeli <dodji@redhat.com>
341 * dwarf2out.c (gen_variable_die): Allow debug info for variable
342 re-declaration when it happens in a function.
344 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
346 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
347 (cgraph_remove_function_insertion_hook): Same.
348 (cgraph_call_function_insertion_hooks): Same.
350 2010-04-01 Richard Guenther <rguenther@suse.de>
353 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
354 and TREE_THIS_VOLATILE.
355 (copy_ref_info): Likewise.
356 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
357 * tree.c (build6_stat): Ignore side-effects of all but arg5
358 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
361 2010-04-01 Richard Guenther <rguenther@suse.de>
363 PR tree-optimization/43607
364 * ipa-type-escape.c (check_call): Do not access non-existing
367 2010-04-01 Richard Guenther <rguenther@suse.de>
371 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
372 Jack Howarth <howarth@bromo.med.uc.edu>
374 * tree-profile.c (tree_init_ic_make_global_vars): Make static
377 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
379 * doc/install.texi (Prerequisites): Document libelf usability on
380 IRIX 5/6 and Solaris 2.
381 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
382 Update GNU as, GNU ld requirements.
383 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
384 Document Sun Studio compiler download.
385 Update and simplify as, ld recommendations.
386 (Specific, *-*-solaris2.7): Note obsoletion, removal.
388 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
390 * config.guess (i[34567]86-*-solaris2*): Default with_arch_32,
391 with_tune_32 to pentium4.
393 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
395 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
397 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
399 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
402 Document GNU as requirement.
403 Update configure requirements.
404 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
406 Recomment IRIX 6.5.18+.
407 Document IDF/IDL requirement.
408 Document GNU as requirement.
409 Document GNU ld bootstrap failure.
410 Remove freeware.sgi.com reference.
412 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
414 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
415 UNIX V4.0, V5.0 obsoletion, removal.
416 Remove --with-gc=simple reference.
417 Update VM requirements during bootstrap.
418 Remove -oldas bootstrap description.
419 Update binutils reference.
420 Remove comparison failure note.
422 2010-03-31 Richard Guenther <rguenther@suse.de>
423 Zdenek Dvorak <ook@ucw.cz>
424 Sebastian Pop <sebastian.pop@amd.com>
427 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
428 with multiple arguments.
429 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
431 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
433 * graphite-dependences.c (print_pddr): Call print_pdr with an
435 * graphite-poly.c (debug_pdr): Add an extra argument for the
438 (print_pbb_domain): Same.
440 (print_scop_context): Same.
443 (debug_pbb_domain): Same.
447 (debug_scop_context): Same.
450 (print_scop_params): Same.
451 (debug_scop_params): Same.
452 (print_iteration_domain): Same.
453 (print_iteration_domains): Same.
454 (debug_iteration_domain): Same.
455 (debug_iteration_domains): Same.
456 (print_scattering_function): Same.
457 (print_scattering_functions): Same.
458 (debug_scattering_function): Same.
459 (debug_scattering_functions): Same.
460 * graphite-poly.h (debug_pdr): Update declaration.
462 (print_pbb_domain): Same.
464 (print_scop_context): Same.
467 (debug_pbb_domain): Same.
471 (debug_scop_context): Same.
474 (print_scop_params): Same.
475 (debug_scop_params): Same.
476 (print_iteration_domain): Same.
477 (print_iteration_domains): Same.
478 (debug_iteration_domain): Same.
479 (debug_iteration_domains): Same.
480 (print_scattering_function): Same.
481 (print_scattering_functions): Same.
482 (debug_scattering_function): Same.
483 (debug_scattering_functions): Same.
485 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
487 * graphite-poly.c (print_scattering_function_1): New.
488 (print_scattering_function): Call it.
489 (print_scop_params): Remove spaces at the end of lines.
492 * graphite-poly.h (print_cloog): Declared.
493 (debug_cloog): Declared.
495 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
497 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
499 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
500 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
501 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
502 to switch between adding the IV bump in loop->latch or in loop->header.
504 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
506 * graphite-poly.c (print_scattering_function): Pretty print following
509 (print_pbb_domain): Same.
510 (dump_gbb_cases): Same.
511 (dump_gbb_conditions): Same.
514 (print_scop_params): Same.
515 (print_scop_context): Same.
517 (print_pbb_body): New.
518 (lst_indent_to): New.
519 (print_lst): Start new lines with a #.
520 * graphite-poly.h (pbb_bb): New.
521 (pbb_index): Use pbb_bb.
522 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
524 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
526 2010-03-31 Jakub Jelinek <jakub@redhat.com>
528 * dwarf2out.c (size_of_die): For -gdwarf-4 use
529 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
530 and 0 instead of 1 for dw_val_class_flag.
531 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
532 dw_val_class_range_list, dw_val_class_loc_list,
533 dw_val_class_lineptr and dw_val_class_macptr, use
534 DW_FORM_flag_present for dw_val_class_flag and
535 DW_FORM_exprloc for dw_val_class_loc.
536 (output_die): For -gdwarf-4 print dw_val_class_loc
537 size as uleb128 instead of 1 or 2 bytes and don't print
538 anything for dw_val_class_flag.
540 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
541 instead of cselib_lookup following by tweaking locs->setting_insn.
544 * cselib.c (cselib_process_insn): Clear cselib_current_insn
545 even before returning from label, setjmp call or volatile asm
548 2010-03-31 Richard Guenther <rguenther@suse.de>
551 * cgraphunit.c (cgraph_output_in_order): Do not allocate
552 temporary data on stack.
554 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
556 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
557 (PUSHSECTION_ASM_OP): Remove.
558 (POPSECTION_ASM_OP): Remove.
559 (PUSHSECTION_FORMAT): Remove.
560 * config/sol2.h (PUSHSECTION_FORMAT): Define.
561 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
562 * config/sol2.c (solaris_output_init_fini): Use it.
564 2010-03-31 Jie Zhang <jie@codesourcery.com>
567 * opt-functions.awk (var_type_struct): Use signed char type
568 for simple variables.
570 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
572 * config/sol2.c: Include output.h.
573 (solaris_assemble_visibility): New function.
574 * config/t-sol2 (sol2.o): Add output.h dependency.
575 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
576 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
579 2010-03-31 Jakub Jelinek <jakub@redhat.com>
582 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
583 V2SImode or XFmode on PRE_DEC.
586 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
589 2010-03-31 Jie Zhang <jie@codesourcery.com>
592 * reload.h (caller_save_initialized_p): Declare.
593 * toplev.c (backend_init_target): Don't call
594 init_caller_save but set caller_save_initialized_p to false.
595 * caller-save.c (caller_save_initialized_p): Define.
596 (init_caller_save): Check caller_save_initialized_p.
597 * ira.c (ira): Call init_caller_save if flag_caller_saves.
599 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
602 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
603 and soft-fp/t-softfp to tmake_file.
604 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
605 (LIBGCC2_TF_CEXT): Define.
608 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
611 * cselib.c (n_useless_values): Document handling of debug locs.
612 (n_useless_debug_values, n_debug_values): New variables.
613 (new_elt_loc_list): Don't add to debug values, keep count.
614 (promote_debug_loc): New.
615 (cselib_reset_table): Zero new variables.
616 (entry_and_rtx_equal_p): Promote debug locs.
617 (discard_useless_locs): Increment n_useless_debug_values for
619 (remove_useless_values): Adjust n_useless_values and n_debug_values
620 with n_useless_debug_values.
621 (add_mem_for_addr): Promote debug locs.
622 (cselib_lookup_mem): Likewise.
623 (cselib_lookup_addr): Renamed to...
624 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
625 (cselib_log_lookup): ... this. Turn into...
626 (cselib_lookup_addr): ... new wrapper.
627 (cselib_lookup_from_insn): New.
628 (cselib_invalidate_regno): Increment n_useless_debug_values for
630 (cselib_invalidate_mem): Likewise.
631 (cselib_process_insn): Take n_deleted and n_debug_values into
632 account to guard remove_useless_value call.
633 (cselib_finish): Zero n_useless_debug_values.
634 * cselib.h (cselib_lookup_from_insn): Declare.
635 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
636 (sched_analyze_2): Likewise.
638 2010-03-30 Jakub Jelinek <jakub@redhat.com>
640 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
642 (adjust_mems): Replace narrowing SUBREG of expression containing
643 just PLUS, MINUS, MULT and ASHIFT of registers and constants
644 with operations in the narrower mode.
647 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
648 regs_invalidated_by_call instead all call_used_reg_set registers.
650 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
653 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
654 pointer comparisons with types_compatible_p.
655 * tree-vect-stmts.c (vectorizable_call): Same.
656 (vectorizable_condition): Same.
658 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
660 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
661 stack check if the mask would be zero.
663 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
664 Jack Howarth <howarth@bromo.med.uc.edu>
666 * tree-profile.c (tree_init_ic_make_global_vars): Make static
669 2010-03-30 Joseph Myers <joseph@codesourcery.com>
672 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
674 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
675 Include ___unordxf2 and ___unordtf2.
676 * config/i386/libgcc-glibc.ver: Do not define inheritance from
679 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
681 * config/lm32/t-lm32: New file.
682 * config.gcc: Use the above file when targetting lm32.
684 2010-03-28 Duncan Sands <baldrick@free.fr>
686 * Makefile.in (PLUGIN_HEADERS): Add except.h.
688 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
691 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
692 Improve vectorization cost model diagnostic.
694 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
697 * tree-vect-data-refs.c (vect_analyze_data_refs): When
698 compute_data_dependences_for_loop returns false, early exit
699 and output an extra diagnostic for the failed data reference
702 2010-03-29 Richard Guenther <rguenther@suse.de>
704 PR tree-optimization/43560
705 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
706 (can_sm_ref_p): Treat stores to readonly locations as trapping.
708 2010-03-29 Jie Zhang <jie@codesourcery.com>
711 * toplev.c (process_options): Set optimization_default_node
712 and optimization_current_node.
713 * opts.c (decode_options): Don't set optimization_default_node
714 and optimization_current_node.
716 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
718 * config/rtems.h: Abandon -qrtems_debug.
720 2010-03-28 Jan Hubicka <jh@suse.cz>
722 PR tree-optimization/43505
723 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
724 map should not be copied.
726 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
729 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
730 cdtors, set DECL_PRESERVE_P.
731 * ipa.c (cgraph_externally_visible_p): Return true if declaration
734 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
736 PR tree-optimization/43528
737 * stor-layout.c (place_field): Check that constant fits into
738 unsigned HWI when skipping calculation of MS bitfield layout.
740 2010-03-27 Jan Hubicka <jh@suse.cz>
743 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
744 notice_global_symbol work.
746 2010-03-27 Jakub Jelinek <jakub@redhat.com>
748 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
749 instead of dwarf2out_decl.
750 (struct var_loc_node): Remove section_label field.
751 (dwarf2out_function_decl): New function.
752 (dwarf2out_var_location): Don't set section_label field.
753 (dwarf2out_begin_function): Don't empty decl_loc_table here.
755 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
757 PR tree-optimization/43544
758 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
759 First argument for builtin vectorized function hook is now a
760 tree to be able to distinguish between machine specific and
762 * targhooks.c (default_builtin_vectorized_function): Ditto.
763 * targhooks.h (default_builtin_vectorized_function): Ditto.
764 * target.h (struct gcc_target): Ditto.
765 * tree-vect-stmts.c (vectorizable_function): Ditto.
766 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
767 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
770 2010-03-26 Joseph Myers <joseph@codesourcery.com>
773 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
774 nested binding iff it is a FUNCTION_DECL.
775 (store_parm_decls_newstyle): Pass nested=true to bind for
776 FUNCTION_DECLs amongst parameters.
778 2010-03-26 Jakub Jelinek <jakub@redhat.com>
780 * var-tracking.c (vt_expand_loc_callback): Don't run
781 cselib_expand_value_rtx_cb in dummy mode if
782 cselib_dummy_expand_value_rtx_cb returned false.
784 * var-tracking.c (emit_note_insn_var_location): For one part
785 notes with offset 0, don't add EXPR_LIST around the location.
786 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
787 add_location_or_const_value_attribute): Adjust for that change.
790 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
791 into first operand and location into second.
792 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
793 dw_cfi_oprnd_loc for DW_CFA_expression.
794 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
795 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
796 assume first argument is regnum and second argument is location.
798 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
801 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
802 of scratch register to DImode. Split to DImode comparison operator.
803 Use SImode subreg of scratch register in the multiplication.
804 (*cmp_sadd_sidi): Ditto.
805 (*cmp_ssub_si): Ditto.
806 (*cmp_ssub_sidi): Ditto.
808 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
811 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
812 Remove invalid assert and wrong comment.
814 2010-03-26 Jakub Jelinek <jakub@redhat.com>
817 * flags.h (final_insns_dump_p): New extern.
818 * final.c (final_insns_dump_p): New variable.
819 (rest_of_clean_state): Set it before -fdump-final-insns=
820 dumping, clear afterwards.
821 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
822 MEM_ALIAS_SET on MEMs.
824 2010-03-26 David S. Miller <davem@davemloft.net>
826 * configure.ac: Fix sparc GOTDATA_OP bug check.
827 * configure: Rebuild.
829 2010-03-26 Alan Modra <amodra@gmail.com>
831 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
833 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
835 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
836 TLS_SECTION_ASM_FLAG.
838 2010-03-25 Jakub Jelinek <jakub@redhat.com>
841 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
842 Clear first_function_block_is_cold.
845 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
846 argument if the argument is truth_value_p.
848 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
850 * config/rs6000/constraints.md: Update copyright year for my changes.
853 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
854 used in reg+reg addressing, swap registers.
856 2010-03-24 Jakub Jelinek <jakub@redhat.com>
859 * target.h (struct gcc_target): Add code_end hook.
860 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
862 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
863 * toplev.c (compile_file): Call targetm.asm_out.code_end
864 hook before unwind info/debug info output.
865 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
866 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
867 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
868 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
869 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
870 * config/i386/i386.c (ix86_file_end): Renamed to...
871 (ix86_code_end): ... this. Make static. Don't call
872 file_end_indicate_exec_stack. Emit unwind info using
873 final_start_function/final_end_function.
874 (darwin_x86_file_end): Remove.
875 (TARGET_ASM_CODE_END): Define.
876 * config/i386/i386.h (TARGET_ASM_FILE_END,
877 NEED_INDICATE_EXEC_STACK): Don't define.
878 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
879 (TARGET_ASM_FILE_END): Define to darwin_file_end.
880 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
881 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
884 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
885 at the beginning and final_end_function at the end.
886 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
888 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
890 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
891 and Sun as TLS syntax.
892 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
893 * configure: Regenerate.
894 * config.in: Regenerate.
895 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
896 (default_elf_asm_named_section): Use it.
897 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
898 (i386_output_dwarf_dtprel): Likewise.
899 (output_addr_const_extra): Likewise.
900 (output_pic_addr_const): Lowercase @GOTTPOFF.
901 (output_addr_const_extra): Likewise.
902 (output_pic_addr_const): Lowercase @GOTNTPOFF.
903 (output_addr_const_extra): Likewise.
904 (output_pic_addr_const): Lowercase @INDNTPOFF.
905 (output_addr_const_extra): Likewise.
906 (output_pic_addr_const): Lowercase @NTPOFF.
907 (output_addr_const_extra): Likewise.
908 (output_pic_addr_const): Lowercase @TPOFF.
909 (output_addr_const_extra): Likewise.
910 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
911 (*tls_global_dynamic_64): Likewise.
912 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
913 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
915 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
916 (ASM_OUTPUT_TLS_COMMON): Use it.
917 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
920 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
921 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
922 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
923 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
924 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
925 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
927 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
929 * config/i386/i386.c (override_options): Don't accept
930 -mtls-dialect=sun any longer.
931 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
932 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
933 (*tls_local_dynamic_base_32_sun): Likewise.
934 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
936 2010-03-24 Jakub Jelinek <jakub@redhat.com>
939 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
940 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
943 * ira.c (adjust_cleared_regs): New function.
944 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
948 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
950 * expr.c (expand_expr_real): Restore previous
951 curr_insn_source_location and curr_insn_block after
952 expand_expr_real_1 call.
953 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
954 instead of expand_expr_real_1.
956 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
958 PR rtl-optimization/43413
959 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
962 2010-03-22 James E. Wilson <wilson@codesourcery.com>
965 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
966 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
968 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
970 * config/i386/i386.c (ix86_target_string): Add -mfma.
971 Fix a typo in comment.
973 2010-03-22 Mike Stump <mikestump@comcast.net>
976 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
977 Don't overly align based upon packed packed fields.
979 2010-03-22 Jason Merrill <jason@redhat.com>
981 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
982 Use () rather than [], and move before the element type.
984 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
986 * doc/configfiles.texi (Configuration Files): Removed
987 fixinc/Makefile*, intl/Makefile.*.
988 * doc/makefile.texi: Fixed markup. Abstract from version
990 (Makefile): Removed obsolete gcc/java/parse.y example.
991 * doc/sourcebuild.texi: Likewise.
992 (Top Level): Added config, gnattools, libdecnumber, libgcc,
993 libgomp, libssp. Removed fastjar.
994 (Miscellaneous Docs): Clarify location.
995 Added COPYING3, COPYING3.LIB.
996 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
998 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1001 * config/i386/i386.c (x86_function_profiler)
1002 [!NO_PROFILE_COUNTERS]: Fix typo.
1003 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1006 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1007 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1009 * doc/sourcebuild.texi (Test Directives): Split into six
1010 subsections, with most of the current text in new subsections
1011 Directives, Selectors, and Final Actions.
1012 (Directives): Split list of test directives into multiple
1014 (Selectors): Describe use and syntax of selectors.
1015 (Effective-Target Keywords): Describe all existing keywords.
1016 (Add Options): Describe features for dg-add-options.
1017 (Require Support): Describe variants of dg-require-support.
1018 (Final Actions): Describe commands to use in dg-final.
1020 2010-03-22 Michael Matz <matz@suse.de>
1023 * recog.c (validate_replace_rtx_group): Replace also in
1024 REG_EQUAL and REG_EQUIV notes.
1026 2010-03-22 Richard Guenther <rguenther@suse.de>
1028 PR tree-optimization/43390
1029 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1030 sure vector extracts are type correct.
1032 2010-03-22 Richard Guenther <rguenther@suse.de>
1035 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1036 x * sqrt (x) even when optimizing for size if the target
1037 has native support for sqrt.
1039 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1041 * varasm.c (make_decl_rtl_for_debug): Also clear
1042 flag_mudflap for the duration of make_decl_rtl call.
1045 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1046 locs from preserved VALUEs.
1048 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1051 * pa.md (movmemsi): Set align to one if zero.
1052 (movmemdi): Likewise.
1054 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1057 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1058 with their corresponding prologue pushes.
1060 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1063 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1064 at the begining or end.
1065 (spu_expand_epilogue): Likewise.
1067 2010-03-20 Richard Guenther <rguenther@suse.de>
1069 PR rtl-optimization/43438
1070 * combine.c (make_extraction): Properly zero-/sign-extend an
1071 extraction of the low part of a CONST_INT. Also handle
1074 2010-03-19 Mike Stump <mikestump@comcast.net>
1076 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1077 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1078 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1080 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1083 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1086 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1088 PR rtl-optimization/42258
1089 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1090 use that may match DEF.
1093 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1094 the cost of loading the constant rather than assuming
1096 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1097 outer code is AND, do the same tests as the andsi3 expander and
1098 return COSTS_N_INSNS (1) if and is cheap.
1100 * optabs.c (avoid_expensive_constant): Fix formatting.
1102 2010-03-19 Michael Matz <matz@suse.de>
1105 * attribs.c (decl_attributes): When rebuilding a function pointer
1106 type use the same qualifiers as the original pointer type.
1108 2010-03-19 Martin Jambor <mjambor@suse.cz>
1110 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1111 and is_gimple_ip_invariant_address.
1113 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1116 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1118 * config/arm/arm.c (arm_override_options): Turn off
1119 flag_dwarf2_cfi_asm for AAPCS variants.
1121 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1124 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1125 Use PRE_MODIFY instead of PRE_DEC.
1126 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1127 (vfp_emit_fstmd): Likewise.
1129 2010-03-19 Michael Matz <matz@suse.de>
1132 * builtins.c (expand_builtin_interclass_mathfn,
1133 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1136 2010-03-19 Richard Guenther <rguenther@suse.de>
1138 PR tree-optimization/43415
1139 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1140 (phi_translate_1): ... this.
1141 (phi_translate): Move all caching here. Cache all NARY
1142 and REFERENCE translations.
1144 2010-03-19 David S. Miller <davem@davemloft.net>
1146 With help from Eric Botcazou.
1147 * config/sparc/sparc.c: Include dwarf2out.h.
1148 (emit_pic_helper): Delete.
1149 (pic_helper_symbol_name): Delete.
1150 (pic_helper_emitted_p): Delete.
1151 (pic_helper_needed): New.
1152 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1153 (get_pc_thunk_name): New.
1154 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1155 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1156 Set pic_helper_needed to true. Don't call emit_pic_helper.
1157 (sparc_expand_prologue): Update load_pic_register call.
1158 (sparc_output_mi_thunk): Likewise.
1159 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1160 thunk if possible. Output CFI information as needed.
1162 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1163 Jack Howarth <howarth@bromo.med.uc.edu>
1166 * config/i386/i386.h: Fix ABI on darwin x86-32.
1168 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1170 * tree.h: Declare make_decl_rtl_for_debug.
1171 * varasm.c (make_decl_rtl_for_debug): New.
1172 * dwarf2out.c (rtl_for_decl_location): Call it.
1173 * cfgexpand.c (expand_debug_expr): Call it.
1175 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1178 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1182 * var-tracking.c (vt_init_cfa_base): Do nothing if
1183 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1185 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1188 * var-tracking.c (canonicalize_vars_star): New.
1189 (dataflow_post_merge_adjust): Use it.
1191 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1194 * var-tracking.c (non_suitable_const): New function.
1195 (add_uses): For DEBUG_INSNs with constants, don't record any
1196 value, instead just the constant value itself.
1197 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1198 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1199 (emit_notes_in_bb): Likewise.
1200 (emit_note_insn_var_location): For onepart variables if
1201 cur_loc is a VOIDmode constant, use DECL_MODE.
1203 2010-03-18 Martin Jambor <mjambor@suse.cz>
1206 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1207 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1208 all non-clones. Moved call redirection...
1209 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1210 (cgraph_materialize_all_clones): Dispose of all
1211 combined_args_to_skip bitmaps.
1212 (verify_cgraph_node): Do not check for edges pointing to wrong
1213 nodes in inline clones.
1214 * tree-inline.c (copy_bb): Call
1215 cgraph_redirect_edge_call_stmt_to_callee.
1216 * ipa.c (cgraph_remove_unreachable_nodes): Call
1217 cgraph_node_remove_callees even when there are used clones.
1219 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1221 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1223 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1226 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1229 2010-03-18 Michael Matz <matz@suse.de>
1232 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1233 into sqrt(x) if we need to preserve signed zeros.
1235 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1236 Eric Botcazou <ebotcazou@adacore.com>
1238 PR rtl-optimization/43360
1239 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1240 note if we don't know its invariant status.
1242 2010-03-18 Michael Matz <matz@suse.de>
1244 PR tree-optimization/43402
1245 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1246 PHI chains of ssa names registered for update.
1248 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1251 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1252 non-offsettable and pre_modify update addressing.
1253 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1254 and "2" alternatives "#".
1255 (*movdd_softfloat32): Make all alternatives "#";
1256 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1257 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1258 (*movdf_softfloat32): Make all alternatives "#";
1259 (movdi): Use the new DIFD mode iterator to create a common splitter
1260 for movdi, movdf and movdd patterns.
1262 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1264 * common.opt (dumpdir): Remove redundant tab.
1266 2010-03-17 Martin Jambor <mjambor@suse.cz>
1268 PR tree-optimization/43347
1269 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1270 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1272 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1274 PR rtl-optimization/42216
1275 * regrename.c (create_new_chain): New function, broken out from...
1276 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1277 appending a use to an empty chain.
1278 (build_def_use): Remove previous changes that convert OP_INOUT to
1279 OP_OUT operands; instead detect the case where an OP_INOUT operand
1280 uses a previously untracked register and create an empty chain for it.
1282 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1284 * doc/extend.texi (Function Attributes): Rewrite unfinished
1285 sentence in ms_abi documentation.
1287 2010-03-17 Alan Modra <amodra@gmail.com>
1289 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1290 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1291 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1292 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1294 2010-03-16 Richard Henderson <rth@redhat.com>
1297 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1298 (lower_try_finally): Save and restore eh_seq around the expansion
1301 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1303 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1304 statements before splitting block.
1306 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1308 * doc/sourcebuild.texi (Testsuites): Fix markup.
1309 Use pathnames relative to gcc/testsuite.
1310 (Test Directives): Move description of how timeout is determined.
1311 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1312 (C Tests): Correct gcc.misc-tests directory.
1313 Framework tests now live in gcc.test-framework.
1315 2010-03-16 Richard Guenther <rguenther@suse.de>
1318 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1319 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1321 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1322 Alexandre Oliva <aoliva@redhat.com>
1324 PR tree-optimization/42917
1325 * lambda-code.c (remove_iv): Skip debug statements.
1326 (lambda_loopnest_to_gcc_loopnest): Likewise.
1327 (not_interesting_stmt): Debug statements are not interesting.
1329 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1333 * cselib.c (cselib_preserve_constants,
1334 cfa_base_preserved_val): New static variables.
1335 (preserve_only_constants): New function.
1336 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1337 clear its REG_VALUES. If cselib_preserve_constants, don't
1338 empty the whole hash table, but preserve there VALUEs with constants,
1339 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1340 (cselib_preserve_cfa_base_value): New function.
1341 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1342 (cselib_init): Change argument to int bitfield. Set
1343 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1345 (cselib_finish): Clear cselib_preserve_constants and
1346 cfa_base_preserved_val.
1347 * cselib.h (enum cselib_record_what): New enum.
1348 (cselib_init): Change argument to int.
1349 (cselib_preserve_cfa_base_value): New prototype.
1350 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1351 * dse.c (dse_step1): Likewise.
1352 * cfgcleanup.c (thread_jump): Likewise.
1353 * sched-deps.c (sched_analyze): Likewise.
1354 * gcse.c (local_cprop_pass): Likewise.
1355 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1356 If FN is non-NULL, call the callback always and whenever it returns
1357 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1358 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1359 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1360 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1361 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1362 * var-tracking.c: Include recog.h.
1363 (bb_stack_adjust_offset): Remove.
1364 (vt_stack_adjustments): Don't call it, instead just gather the
1365 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1366 (adjust_stack_reference): Remove.
1367 (compute_cfa_pointer): New function.
1368 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1369 (struct adjust_mem_data): New type.
1370 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1372 (get_address_mode): New function.
1373 (replace_expr_with_values): Use it.
1374 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1375 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1376 (adjust_sets): Remove.
1377 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1378 Use get_address_mode.
1379 (get_adjusted_src): Remove.
1380 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1381 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1382 (add_with_sets): Don't call adjust_sets.
1383 (fp_setter, vt_init_cfa_base): New functions.
1384 (vt_initialize): Change return type to bool. Move most of pool etc.
1385 initialization to the beginning of the function from end. Pass
1386 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1387 If !frame_pointer_needed, call vt_stack_adjustment before mos
1388 vector is filled, call vt_init_cfa_base if argp/framep has been
1389 eliminated to sp. If frame_pointer_needed and argp/framep has
1390 been eliminated to hard frame pointer, set
1391 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1392 encountering fp setter in the prologue. For MO_ADJUST, call
1393 log_op_type before pusing the op into mos vector, not afterwards.
1394 Call adjust_insn before cselib_process_insn/add_with_sets,
1395 call cancel_changes (0) afterwards.
1396 (variable_tracking_main_1): Adjust for vt_initialize calling
1397 vt_stack_adjustments and returning whether it succeeded or not.
1399 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1401 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1404 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1406 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1408 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1409 drap_reg has not been set.
1411 2010-03-15 Michael Matz <matz@suse.de>
1414 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1415 use it to expand block copies.
1416 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1417 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1418 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1420 2010-03-15 Richard Guenther <rguenther@suse.de>
1422 PR tree-optimization/43367
1423 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1426 2010-03-15 Richard Guenther <rguenther@suse.de>
1428 PR tree-optimization/43317
1429 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1431 2010-03-15 Martin Jambor <mjambor@suse.cz>
1433 PR tree-optimization/43141
1434 * tree-sra.c (create_abstract_origin): New function.
1435 (modify_function): Call create_abstract_origin.
1437 2010-03-15 Chris Demetriou <cgd@google.com>
1439 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1442 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1445 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1446 call insert_out_of_ssa_copy for default definitions.
1448 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1450 * graphite-clast-to-gimple.c (my_long_long): Defined.
1451 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1452 * graphite-sese-to-poly.c (my_long_long): Defined.
1453 (scop_ivs_can_be_represented): Use it.
1455 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1457 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1458 graphite-max-bbs-per-function, and loop-block-tile-size.
1459 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1461 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1463 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1465 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1466 forward declaration.
1467 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1468 (add_upper_bounds_from_estimated_nit): New.
1469 (build_loop_iteration_domains): Use it.
1471 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1473 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1475 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1478 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1479 should be an INTEGER_CST. Also handle CASE_CONVERT.
1481 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1483 * graphite.c (graphite_initialize): To bound the number of bbs per
1484 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1485 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1486 * doc/invoke.texi: Document it.
1488 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1490 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1491 * graphite-sese-to-poly.h (build_poly_scop): Same.
1493 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1495 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1496 the number of parameters in the scop. Use as an upper bound
1497 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1498 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1499 * doc/invoke.texi: Document it.
1501 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1503 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1504 * doc/c-tree.texi: Remove.
1505 * doc/generic.texi: Merge c-tree.texi here.
1506 * doc/gccint.texi (Trees): Remove menu entry.
1507 (c-tree.texi): Remove @include.
1508 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1509 * doc/languages.texi (Reading RTL): Ditto.
1511 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1514 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1516 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1519 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1520 code added to work around reload clobbering CONST insns.
1522 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1524 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1525 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1526 (cselib_preserve_only_values): Remove retain argument, don't
1527 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1528 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1529 * var-tracking.c (micro_operation): Move insn field before union.
1530 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1531 (struct variable_tracking_info_def): Remove n_mos field, change
1532 mos into a vector of micro_operations.
1533 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1534 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1535 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1536 changing into a vector.
1537 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1538 come before all other uops generated by add_stores.
1539 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1541 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1542 a vector. Run just one pass over the bbs instead of separate counting
1543 and computation phase.
1544 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1547 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1548 into *nonlocalized_list vector.
1549 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1550 even if origin is non-NULL.
1551 (gen_variable_die): Likewise.
1552 (process_scope_var): Don't change origin.
1553 (gen_decl_die): Likewise.
1554 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1555 before adding new edges instead of after it, fix moving over
1558 2010-03-11 David S. Miller <davem@davemloft.net>
1560 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1562 * configure: Rebuild.
1564 2010-03-11 Martin Jambor <mjambor@suse.cz>
1566 PR tree-optimization/43257
1567 * tree.c (assign_assembler_name_if_neeeded): New function.
1568 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1570 * tree.h (assign_assembler_name_if_neeeded): Declare.
1571 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1572 the function if needed.
1574 2010-03-11 Chris Demetriou <cgd@google.com>
1576 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1577 include/stdint-gcc.h, and include/stdint.h world-readable.
1579 2010-03-11 Richard Guenther <rguenther@suse.de>
1581 PR tree-optimization/43255
1582 * tree-vrp.c (process_assert_insertions_for): Do not insert
1583 asserts for trivial conditions.
1585 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1587 PR tree-optimization/43280
1588 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1589 generation. Move calculation of size out of the if branch.
1590 (find_bswap): Modify compare number generation.
1592 2010-03-11 Richard Guenther <rguenther@suse.de>
1595 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1596 (input_gimple_stmt): Fixup handled component types during
1597 operand read. Also fix up decls in ADDR_EXPRs.
1599 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1601 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1602 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1604 2010-03-10 Jan Hubicka <jh@suse.cz>
1607 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1608 * varasm.c (get_variable_section): Don't do that here...
1609 (make_decl_rtl): ... and here.
1610 (do_assemble_alias): Produce decl RTL.
1611 (assemble_alias): Likewise.
1613 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1616 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1617 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1619 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1620 (based_loc_descr): Only express drap or vdrap regno based expressions
1621 using DW_OP_fbreg when not optimizing.
1622 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1623 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1624 REG_CFA_SET_VDRAP note.
1626 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1628 PR tree-optimization/43236
1629 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1630 error in calculation of base address in reverse iteration case.
1631 (generate_builtin): Take number of latch executions if the statement
1634 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1637 * tree-eh.c: Include pointer-set.h.
1638 (lower_eh_dispatch): Filter out duplicate case labels and
1639 remove the unneeded edge when the label is unused. Return
1640 true when some edges are removed.
1641 (execute_lower_eh_dispatch): When any lowering resulted in
1642 removing an edge, also delete unreachable blocks.
1644 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1647 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1648 UNSPEC_MACHOPIC_OFFSET.
1650 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1653 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1654 (m68k_delegitimize_address): New function.
1656 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1659 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1662 * var-tracking.c (adjust_sets): New function.
1663 (count_with_sets, add_with_sets): Use it.
1664 (get_adjusted_src): New inline function.
1665 (add_stores): Use it.
1668 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1669 call cselib_dummy_expand_value_rtx_cb instead of
1670 cselib_expand_value_rtx_cb.
1673 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1674 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1675 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1676 and .cfi_endproc around the pic thunks.
1677 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1678 all queued unwind info register saves are saved before the call.
1679 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1680 considered as sp-=4 for unwind info and the pop as sp+=4 which
1681 also clobbers dest, but doesn't actually restore it.
1684 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1685 RTX_FRAME_RELATED_P.
1687 2010-03-09 Jie Zhang <jie@codesourcery.com>
1689 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1690 whitespaces in output template.
1692 2010-03-09 Jie Zhang <jie@codesourcery.com>
1694 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1697 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1699 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1700 builtins.exp in a separate job.
1702 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1704 * graphite-sese-to-poly.c (add_param_constraints): Use
1705 lower_bound_in_type and upper_bound_in_type.
1707 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1709 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1710 instead of unsigned_type_node.
1712 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1713 Reza Yazdani <reza.yazdani@amd.com>
1716 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1717 on pointer type parameters.
1719 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1723 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1724 handle conversions from pointer to integers.
1725 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1726 induction variable, to be able to work with code generated by CLooG.
1727 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1728 (build_poly_scop): Bail out if we cannot codegen a loop.
1730 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1732 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1733 code generation with gloog_error.
1735 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1737 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1738 Call fold_convert on all the returned values.
1739 (expand_scalar_variables_expr): Pass to
1740 expand_scalar_variables_ssa_name the type of the resulting expression.
1742 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1744 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1745 ppl_min_for_le_pointset.
1746 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1747 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1749 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1751 * graphite-dependences.c (map_into_dep_poly): Removed.
1752 (dependence_polyhedron_1): Use combine_context_id_scat.
1754 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1756 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1757 (struct poly_bb): Same.
1758 (combine_context_id_scat): New.
1760 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1763 * sese.c (name_defined_in_loop_p): Return false for default
1766 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1768 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1769 and clean up the logic.
1771 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1773 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1776 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1778 * var-tracking.c (remove_cselib_value_chains): Define only for
1780 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1781 delete_slot_part, emit_notes_for_differences_1): Don't call
1782 remove_cselib_value_chains here.
1783 (set_slot_part, emit_notes_for_differences_2): Don't call
1784 add_cselib_value_chains here.
1785 (preserved_values): New vector.
1786 (preserve_value): New function.
1787 (add_uses, add_stores, vt_add_function_parameters): Use it
1788 instead of cselib_preserve_value.
1789 (changed_values_stack): New vector.
1790 (check_changed_vars_0): New function.
1791 (check_changed_vars_1, check_changed_vars_2): Use it.
1792 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1793 changed_values_stack VALUEs.
1794 (vt_emit_notes): For all preserved_values call
1795 add_cselib_value_chains. If ENABLE_CHECKING call
1796 remove_cselib_value_chains before verifying value_chains is empty.
1797 Initialize and free changed_values_stack.
1798 (vt_initialize): Initialize preserved_values.
1799 (vt_finalize): Free preserved_values.
1801 2010-03-08 Richard Guenther <rguenther@suse.de>
1803 PR tree-optimization/43269
1804 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1807 2010-03-08 Martin Jambor <mjambor@suse.cz>
1809 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1810 (ipa_is_param_called): Removed.
1811 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1812 (ipa_print_node_params): Do not print the called flag.
1813 (ipa_write_node_info): Do not stream the called flag.
1814 (ipa_read_node_info): Likewise.
1816 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1819 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1820 * cselib.c (struct expand_value_data): Add dummy field.
1821 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1823 (cselib_dummy_expand_value_rtx_cb): New function.
1824 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1826 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1827 * var-tracking.c: Include pointer-set.h.
1828 (variable): Change n_var_parts to char from int. Add
1829 cur_loc_changed and in_changed_variables fields.
1830 (variable_canonicalize): Remove.
1831 (shared_var_p): New inline function.
1832 (unshare_variable): Maintain cur_loc_changed and
1833 in_changed_variables fields. If var was in changed_variables,
1834 replace it there with new_var. Just copy cur_loc instead of
1835 resetting it to something else.
1836 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1837 (dataflow_set_union): Don't call variable_canonicalize.
1838 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1839 of their DEBUG_EXPR_TREE_DECLs.
1840 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1841 and in_changed_variables and cur_loc_changed is false.
1842 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1843 and cur_loc_changed. Don't update cur_loc here.
1844 (variable_merge_over_src): Don't call variable_canonicalize.
1845 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1846 removing loc that is equal to cur_loc, clear cur_loc,
1847 set cur_loc_changed and ensure variable_was_changed is called.
1848 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1849 compare pointers in cur_loc check, if it is equal to loc,
1850 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1851 (variable_different_p): Remove compare_current_location argument,
1852 don't compare cur_loc.
1853 (dataflow_set_different_1): Adjust variable_different_p caller.
1854 (variable_was_changed): If dv had some var in changed_variables
1855 already, reset in_changed_variables flag for it and propagate
1856 cur_loc_changed over to the new variable. On empty var
1857 always set cur_loc_changed. Set in_changed_variables on whatever
1858 var is added to changed_variables.
1859 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1860 Use shared_var_p. When removing loc that is equal to cur_loc,
1861 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1862 end, don't set it to something else, just call variable_was_changed.
1863 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1864 loc being removed, clear cur_loc and set cur_loc_changed.
1865 Set cur_loc_changed if all locations have been removed.
1866 (struct expand_loc_callback_data): New type.
1867 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1868 allocated. Always create SUBREGs if simplify_subreg failed.
1869 Prefer to use cur_loc, when that fails and still in
1870 changed_variables (and seen first time) recompute it. Set
1871 cur_loc_changed of variables which had to change cur_loc and
1872 compute elcd->cur_loc_changed if any of the subexpressions used
1873 had to change cur_loc.
1874 (vt_expand_loc): Adjust to pass arguments in
1875 expand_loc_callback_data structure.
1876 (vt_expand_loc_dummy): New function.
1877 (emitted_notes): New variable.
1878 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1879 that weren't used for any other decl in current
1880 emit_notes_for_changes call call vt_expand_loc_dummy to update
1881 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1882 first loc_chain location if NULL before. Always use just
1883 cur_loc instead of first loc_chain location. When cur_loc_changed
1884 is false, when not --enable-checking=rtl just don't emit any note.
1885 When rtl checking, compute the note and assert it is the same
1886 as previous note. Clear cur_loc_changed and in_changed_variables
1887 at the end before removing from changed_variables.
1888 (check_changed_vars_3): New function.
1889 (emit_notes_for_changes): Traverse changed_vars to call
1890 check_changed_vars_3 on each changed var.
1891 (emit_notes_for_differences_1): Clear cur_loc_changed and
1892 in_changed_variables. Recompute cur_loc of new_var.
1893 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1894 (vt_emit_notes): Initialize and destroy emitted_notes.
1896 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1898 PR rtl-optimization/42220
1899 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1900 Use verify_reg_tracked to determine if we should use OP_OUT rather
1902 (build_def_use): If we see an in-out operand for a register that we
1903 know nothing about, treat is an output if possible, fail the block if
1906 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1909 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1912 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1915 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1916 uses of relevant DEFs that are dead outside the loop too.
1918 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1920 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1922 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1924 * var-tracking.c (values_to_unmark): New variable.
1925 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1926 values_to_unmark vector. Moved body to...
1927 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1928 instead queue it into values_to_unmark vector.
1929 (vt_find_locations): Free values_to_unmark vector.
1931 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1933 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1934 (site.exp): Export them when plugins are enabled.
1936 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1939 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1941 (chrec_fold_multiply): Same.
1943 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1946 * c-decl.c (build_compound_literal): Return early if init is
1949 2010-03-04 Martin Jambor <mjambor@suse.cz>
1951 PR tree-optimization/43164
1952 PR tree-optimization/43191
1953 * tree-sra.c (type_consists_of_records_p): Reject records with
1954 zero-size bit-fields at the end.
1956 2010-03-04 Mike Stump <mikestump@comcast.net>
1958 * Makefile.in (TAGS): Remove *.y.
1960 2010-03-04 Richard Guenther <rguenther@suse.de>
1962 PR tree-optimization/40761
1963 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1965 (my_rev_post_order_compute): New function.
1966 (init_pre): Call it.
1968 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1971 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1972 decrease the cost of an IV candidate when the cost is infinite.
1974 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1976 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1977 Use '3DNow!' for the extension of that name, ensure normal space
1979 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1981 2010-03-03 Jeff Law <law@redhat.com>
1983 * PR middle-end/32693
1984 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1985 than gen_rtx_SUBREG.
1986 (extract_bit_field_1): Likewise.
1988 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1990 * doc/sourcebuild.texi (Test directives): Document that arguments
1991 include-opts and exclude-opts are now optional for dg-skip-if,
1992 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1994 2010-03-03 Jason Merrill <jason@redhat.com>
1997 * cgraph.h (varpool_node): Add extra_name field.
1998 * varpool.c (varpool_extra_name_alias): New.
1999 (varpool_assemble_decl): Emit extra name aliases.
2000 (varpool_mark_needed_node): Look past an extra name alias.
2001 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2002 * lto-streamer-in.c (lto_input_tree): Read it.
2003 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2005 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2007 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2008 (sparc*-*-solaris2*): ...this.
2010 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2013 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2014 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2015 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2016 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2019 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2020 fallthrough to default handling, just with want_address 0 instead of 2.
2021 For single element lists, add_AT_loc directly, otherwise create an
2022 artificial variable DIE and stick location list to it.
2025 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2026 (VAL_EXPR_HAS_REVERSE): Define.
2027 (reverse_op): New function.
2028 (add_stores): For reversible operations add an extra MO_VAL_USE.
2030 2010-03-02 Jason Merrill <jason@redhat.com>
2032 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2034 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2036 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2037 (sparc64-*-linux*): Likewise.
2038 (sparc64-*-solaris2*): Include assembler files before linker ones.
2039 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2040 * config/sparc/gas.h: Delete.
2041 * config/sparc/sol2-64.h: Add copyright notice.
2042 * config/sparc/sol2-gas-bi.h: Likewise.
2043 * config/sparc/sol2-gld.h: Likewise.
2044 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2045 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2046 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2047 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2048 (sparc_elf_asm_named_section): Rename into...
2049 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2051 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2053 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2055 2010-03-02 Jeff Law <law@redhat.com>
2058 * reload1.c (rtx_p, substitute_stack): Declare.
2059 (substitute): Record addresses of changed rtxs.
2060 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2061 Restore the original rtx when complete.
2062 (reload): Free subsitute_stack when complete.
2064 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2066 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2067 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2069 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2070 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2071 Torture Tests): Change from subsection to section.
2073 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2074 Steven Bosscher <steven@gcc.gnu.org>
2076 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2079 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2082 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2083 the assignment from the new induction variable to the assignment
2084 of the value from the original loop PHI function.
2086 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2087 Daniel Jacobowitz <dan@codesourcery.com>
2089 * doc/sourcebuild.texi (Test directives): Clarify options to
2092 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2094 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2095 Disable cfi directives unless GCC and gas agree on using read-only
2096 .eh_frame sections for 64-bit.
2097 * configure: Regenerate.
2099 2010-03-01 Richard Guenther <rguenther@suse.de>
2101 PR tree-optimization/43220
2102 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2103 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2105 2010-03-01 Richard Guenther <rguenther@suse.de>
2106 Martin Jambor <mjambor@suse.cz>
2109 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2110 gimplified parameters.
2112 2010-03-01 Christian Bruel <christian.bruel@st.com>
2114 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2116 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2118 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2120 2010-03-01 Richard Guenther <rguenther@suse.de>
2123 * expr.c (expand_assignment): Use the alias-oracle to tell
2124 if the rhs aliases the result decl.
2126 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2129 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2130 to sol_gt_pch_get_address.
2131 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2132 64-bit, SPARC and x86.
2133 (sol_gt_pch_get_address): New function.
2135 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2137 * toplev.h (inform_n, error_n): Declare.
2138 * diagnostic.c (inform_n, error_n): New function.
2140 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2142 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2143 has no rtl yet when processing local_decls, queue it and recheck
2144 if deferred stack allocation hasn't assigned it rtl.
2146 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2148 * config/sh/sh.c (unspec_bbr_uid): New.
2149 (gen_block_redirect): Use it instead of INSN_UID.
2150 (gen_far_branch): Likewise.
2152 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2154 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2155 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2157 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2159 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2160 (Warning Options): -Wno-conversion-null is valid for
2161 Objective-C++ as well.
2162 * doc/tm.texi (Named Address Spaces): Likewise.
2163 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2164 * doc/tree-ssa.texi (Tree SSA): Likewise.
2166 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2169 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2170 by default. Don't set the default arch for
2171 i[34567]86-*-darwin*|x86_64-*-darwin*.
2173 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2176 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2177 default. Set the default 32bit/64bit archs with $with_arch
2178 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2180 2010-02-27 Richard Guenther <rguenther@suse.de>
2182 PR tree-optimization/43186
2183 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2184 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2185 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2186 unroller iterations.
2188 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2190 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2191 required and i[34567]86-*-* targets don't support 64bit ISA.
2193 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2196 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2199 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2201 * config.gcc: Set the default arch at least to Prescott for
2202 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2203 if SSE math is enabled.
2205 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2207 * diagnostic.c (diagnostic_initialize): Update.
2208 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2210 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2211 (diagnostic_inhibit_notes): New.
2212 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2214 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2217 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2218 * doc/standards.texi: Likewise.
2219 * doc/extend.texi: Likewise.
2220 * doc/trouble.texi: Likewise.
2221 * doc/cppopts.texi: Likewise.
2222 * doc/install.texi: Likewise.
2223 * c.opt (std=c90,std=gnu90): New options.
2224 * c-opts.c (c_common_handle_option): Handle them.
2226 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2229 * c-decl.c (undeclared_variable): Use an informative note.
2231 2010-02-26 Richard Guenther <rguenther@suse.de>
2233 PR tree-optimization/43186
2234 * gimple.h (gimple_fold): Remove.
2235 * gimple.c (gimple_fold): Remove. Inline into single user ...
2236 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2237 Try harder for conditions.
2239 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2242 * function.c (used_types_insert): Don't skip through named pointer
2243 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2244 and it is different from the main variant's type.
2246 2010-02-26 Nick Clifton <nickc@redhat.com>
2248 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2250 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2252 * config.gcc: Support --with-fpmath=sse for x86.
2254 * config/i386/ssemath.h: New.
2256 * doc/install.texi (--with-fpmath=sse): Documented.
2258 2010-02-26 Richard Guenther <rguenther@suse.de>
2260 PR tree-optimization/43188
2261 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2262 vector types of over-aligned element type.
2264 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2267 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2268 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2270 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2272 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2274 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2276 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2277 * var-tracking.c: Include diagnostic.h.
2278 (debug_dv): New function.
2279 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2282 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2283 (add_value_chain, add_value_chains, remove_value_chain,
2284 remove_value_chains): Handle DEBUG_EXPRs.
2285 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2288 * regcprop.c (struct queued_debug_insn_change): New type.
2289 (struct value_data_entry): Add debug_insn_changes field.
2290 (struct value_data): Add n_debug_insn_changes field.
2291 (debug_insn_changes_pool): New variable.
2292 (free_debug_insn_changes, apply_debug_insn_changes,
2293 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2294 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2295 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2297 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2299 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2300 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2301 changes, call cprop_find_used_regs via note_stores.
2302 (copyprop_hardreg_forward): When copying vd from predecessor
2303 which has any queued DEBUG_INSN changes, make sure the pointers are
2304 cleared. At the end call df_analyze and then if there are any
2305 DEBUG_INSN changes queued at the end of some basic block for still
2306 live registers, apply them.
2307 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2309 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2311 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2314 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2316 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2317 targets. Set the default with_cpu/with_arch from arch/cpu.
2318 Allow x86-64 and native for with_cpu/with_arch.
2320 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2322 * ebitmap.c: Change calls to verify_popcount with calls to
2323 sbitmap_verify_popcount.
2324 (ebitmap_clear_bit): Fixed map->cacheindex test and
2325 map>cache update when bit clearing results in an empty
2328 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2331 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2332 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2333 and support both V2DF and V2DI modes.
2334 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2335 support both V2DF and V2DI modes.
2336 (general): Delete trailing whitespace from a few patterns.
2338 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2339 V2DF/V2DI interleave high/low builtins.
2341 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2344 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2345 interleave high/low functions.
2347 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2349 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2350 #pragma extern_prefix.
2352 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2355 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2356 BLKmode, assert op0 is a MEM and just adjust its mode.
2359 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2360 if bitpos isn't multiple of mode's bitsize.
2362 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2364 * c.opt (-ftemplate-depth=): New.
2365 (-ftemplate-depth-): Deprecate.
2366 * optc-gen.awk: Handle -ftemplate-depth=.
2367 * opth-gen.awk: Likewise.
2368 * c-opts.c (c_common_handle_option): Likewise.
2369 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2371 2010-02-24 Jason Merrill <jason@redhat.com>
2373 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2375 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2377 * cfg.c (alloc_aux_for_block): Remove inline.
2378 (alloc_aux_for_edge): Likewise.
2380 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2382 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2384 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2386 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2387 * config/i386/sol2-gas.h: New file.
2388 * config.gcc (i[34567]86-*-solaris2*): Use it.
2390 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2393 * c-typeck.c (ep_convert_and_check): New.
2394 (build_conditional_expr): Use it.
2395 (build_binary_op): Likewise.
2397 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2399 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2402 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2403 bounds even for -O+.
2404 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2405 expr needs to have DECL_NAME set.
2407 2010-02-24 Nick Clifton <nickc@redhat.com>
2409 * config/mep/mep.c: Include gimple.h.
2410 (mep_function_uses_sp): Delete unused function.
2411 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2412 parameters. Use unsigned integers to count args. Return a
2413 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2415 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2418 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2419 greater or equal to nelt instead of 2 * nelt.
2420 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2423 2010-02-23 Jason Merrill <jason@redhat.com>
2426 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2427 in cfun->local_decls even if they have register types.
2430 * stor-layout.c (place_field): Don't warn about unnecessary
2431 DECL_PACKED if the type is packed.
2433 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2436 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2437 GOTOFF relocs, even when the base reg isn't pic pointer.
2439 2010-02-23 Michael Matz <matz@suse.de>
2442 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2443 (expand_gimple_basic_block): Generate and use debug temps if there
2444 are debug uses left after the last real use of TERed ssa names.
2445 Unlink debug immediate uses when they are expanded.
2447 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2450 * config/i386/i386.c (override_options): Reorganise to provide
2451 better error messages.
2453 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2456 * graphite-scop-detection.c (create_single_exit_edge): Move
2457 the call to find_single_exit_edge to....
2458 (create_sese_edges): ...here. Don't handle multiple edges
2459 exiting the function.
2460 (build_graphite_scops): Don't handle multiple edges
2461 exiting the function.
2463 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2466 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2467 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2469 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2472 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2474 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2477 * c-typeck.c (convert_arguments): Print declaration location.
2478 * c-common.c (validate_nargs): Rename as
2479 builtin_function_validate_nargs.
2480 (check_builtin_function_arguments): Update.
2482 2010-02-22 Richard Guenther <rguenther@suse.de>
2485 * tree-inline.c (declare_return_variable): Use the type of
2486 the call stmt lhs if available.
2488 2010-02-22 Duncan Sands <baldrick@free.fr>
2490 * passes.c (register_pass): Always consider all pass lists when
2491 ref_pass_instance_number is zero.
2493 2010-02-22 Richard Guenther <rguenther@suse.de>
2495 PR tree-optimization/42749
2496 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2497 parameter. Do arithmetic in the original type.
2498 (update_accumulator_with_ops): Likewise.
2499 (adjust_accumulator_values): Adjust.
2501 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2503 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2504 (QI to BLKmode splitter): New splitter.
2506 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2508 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2509 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2511 2010-02-22 Richard Guenther <rguenther@suse.de>
2513 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2515 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2517 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2518 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2519 ($(T)crti.o, $(T)crtn.o): Remove rules.
2521 2010-02-21 Tobias Burnus <burnus@net-b.de>
2524 * doc/invoke.texi (-fassociative-math): Document that this
2525 option is automatically enabled for Fortran.
2527 2010-02-20 David S. Miller <davem@davemloft.net>
2529 * configure.ac: Test if linker and assembler properly support
2530 GOTDATA_OP relocations.
2531 * configure: Rebuild.
2532 * config.in: Likewise.
2533 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2534 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2535 (movsi_high_pic): Likewise.
2536 (movdi_lo_sum_pic): Likewise.
2537 (movdi_high_pic): Likewise.
2538 (movsi_pic_gotdata_op): New pattern.
2539 (movdi_pic_gotdata_op): Likewise.
2540 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2541 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2543 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2546 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2547 attribute to ssemul.
2548 (xop_mulv2div2di3_high): Ditto.
2550 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2553 * c.opt (Wconversion-null): New option.
2554 * doc/invoke.texi (Wconversion-null): Document.
2556 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2558 * common.opt (Wlarger-than-): Add Undocumented.
2560 2010-02-19 Mike Stump <mikestump@comcast.net>
2562 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2564 2010-02-19 Jason Merrill <jason@redhat.com>
2567 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2568 * configure: Likewise.
2570 2010-02-20 Alan Modra <amodra@gmail.com>
2573 * cgraph.h (cgraph_make_decl_local): Declare.
2574 * cgraph.c (cgraph_make_decl_local): New function.
2575 (cgraph_make_node_local): Use it.
2576 * cgraphunit.c (cgraph_function_versioning): Likewise.
2577 * ipa.c (function_and_variable_visibility): Likewise.
2579 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2582 * except.c (sjlj_emit_function_enter): Don't call
2583 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2585 * rtl.h (add_reg_br_prob_note): Remove prototype.
2587 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2590 * c-common.c (conversion_warning): Remove widening conversions
2591 before checking the conversion of integers to reals.
2593 2010-02-19 Mike Stump <mikestump@comcast.net>
2596 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2599 * cgraphunit.c (process_function_and_variable_attributes): Check
2600 DECL_PRESERVE_P instead of looking up attribute "used".
2601 * ipa-pure-const.c (check_decl): Likewise.
2602 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2603 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2604 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2605 instead of attribute "used".
2606 * config/sol2-c.c (solaris_pragma_init): Likewise.
2607 (solaris_pragma_fini): Likewise.
2609 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2611 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2612 Use XCNEW instead of xcalloc.
2613 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2614 XNEW instead of xmalloc.
2615 (get_fields): Use XNEWVEC instead of xmalloc.
2618 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2619 populate vars array.
2620 (create_new_general_access): For debug stmts just reset value.
2621 (get_stmt_accesses): For accesses within debug stmts just record them
2622 using add_access_to_acc_sites instead of preventing the peeling or
2623 counting them as accesses.
2626 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2628 2010-02-19 Richard Guenther <rguenther@suse.de>
2630 PR tree-optimization/42916
2631 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2634 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2636 * configure.ac: Replace all uses of changequote in macro arguments
2637 with proper quoting.
2639 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2642 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2644 2010-02-19 Richard Guenther <rguenther@suse.de>
2646 PR tree-optimization/42944
2647 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2648 test for aliasing with errno.
2650 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2653 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2654 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2655 * dojump.c: Include output.h.
2656 (inv): New inline function.
2657 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2658 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2659 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2660 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2661 argument, pass it down to other calls.
2662 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2663 add REG_BR_PROB note to the conditional jump.
2664 * cfgexpand.c (add_reg_br_prob_note): Removed.
2665 (expand_gimple_cond): Don't call it, add the probability
2666 as last argument to jumpif_1/jumpifnot_1.
2667 * Makefile.in (dojump.o): Depend on output.h.
2668 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2670 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2671 * stmt.c (do_jump_if_equal): Likewise.
2672 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2673 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2674 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2676 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2677 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2678 jumpifnot_1 callers.
2679 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2681 (store_expr): Adjust jumpifnot caller.
2682 (store_constructor): Adjust jumpif caller.
2685 * gimplify.c (gimple_boolify): For __builtin_expect call
2686 gimple_boolify also on its first argument.
2688 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2690 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2692 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2693 * configure: Regenerated.
2695 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2697 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2698 lang_hooks.types_compatible_p instead of comptypes.
2700 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2702 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2703 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2704 if __prefer_thumb__ is defined.
2706 2010-02-18 Martin Jambor <mjambor@suse.cz>
2708 PR tree-optimization/43066
2709 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2710 array with zero-sized element type.
2712 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2714 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2715 rtx, allocate struct var_loc_node here and return it to the
2716 caller, and only if it is actually needed.
2717 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2718 move it earlier and return immediately if it returns NULL.
2720 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2722 * config/sparc/gas.h: New file. Restore
2723 TARGET_ASM_NAMED_SECTION to its ELF default.
2724 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2726 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2727 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2728 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2729 after sparc/sysv4.h.
2731 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2733 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2735 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2737 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2738 patterns from predicated pattern.
2740 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2743 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2744 for insn mnemonic suffix.
2746 2010-02-17 Richard Guenther <rguenther@suse.de>
2748 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2751 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2754 * caller-save.c (save_call_clobbered_regs): If BB ends with
2755 a DEBUG_INSN, move any notes in between last real insn and the last
2756 DEBUG_INSN after the last DEBUG_INSN.
2758 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2760 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2761 Fix return type. Fix argument type. Explain meaning of return value.
2763 2010-02-16 Richard Guenther <rguenther@suse.de>
2765 PR tree-optimization/41043
2766 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2767 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2769 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2771 2010-02-16 Ira Rosen <irar@il.ibm.com>
2773 PR tree-optimization/43074
2774 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2775 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2776 vectorizable cycles in hybrid SLP check.
2777 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2779 2010-02-16 Richard Guenther <rguenther@suse.de>
2781 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2782 (true_dependence): If memrefs_conflict_p computes must-alias
2783 trust it. Move TBAA check after offset-based disambiguation.
2784 (canon_true_dependence): Likewise.
2786 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2788 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2789 * doc/invoke.texi: Document it.
2790 * var-tracking.c: Include toplev.h and params.h.
2791 (vt_find_locations): Return bool indicating success. Compute
2792 hash sizes unconditionally. Check new parameter, report.
2793 (variable_tracking_main_1): Check vt_find_locations results and
2794 retry. Renamed from...
2795 (variable_tracking_main): ... this. New wrapper to preserve
2796 flag_var_tracking_assignments.
2797 * Makefile.in (var-tracking.o): Adjust dependencies.
2799 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2800 Jakub Jelinek <jakub@redhat.com>
2803 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2804 if weak_import attribute is present.
2805 * config/darwin.c (machopic_select_section): Likewise.
2807 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2809 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2810 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2811 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2812 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2814 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
2817 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2820 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2821 Rewrite text to refer to the names.
2823 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2825 * config/i386/i386-builtin-types.def
2826 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2827 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2828 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2829 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2830 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2831 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2832 IX86_BUILTIN_VPERMIL2PS256.
2833 (MULTI_ARG_4_DF2_DI_I): Defined.
2834 (MULTI_ARG_4_DF2_DI_I1): Defined.
2835 (MULTI_ARG_4_SF2_SI_I): Defined.
2836 (MULTI_ARG_4_SF2_SI_I1): Defined.
2837 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2838 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2839 __builtin_ia32_vpermil2ps256.
2840 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2841 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2842 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2843 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2844 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2845 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2846 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2847 CODE_FOR_xop_vpermil2v8sf3.
2848 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2849 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2850 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2851 (_mm256_permute2_pd): New.
2852 (_mm_permute2_ps): New.
2853 (_mm256_permute2_ps): New.
2855 2010-02-15 Nick Clifton <nickc@redhat.com>
2857 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2858 boolean parameters. Use emit_jump_insn when emitting a pop
2859 instruction containing a return insn.
2860 (push): Use 'true' rather than '1' as second parameter to F.
2861 (h8300_expand_prologue): Likewise.
2862 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2863 (h8300_expand_epilogue): Likewise.
2865 2010-02-15 Richard Guenther <rguenther@suse.de>
2868 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2871 2010-02-15 Nick Clifton <nickc@redhat.com>
2873 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2876 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2878 * intl.c (fake_ngettext): New function.
2879 * intl.h (fake_ngettext): Declare.
2880 (ngettext): Define macro.
2881 * collect2.c (notice_translated): New function.
2882 (main): Use notice_translated and ngettext.
2883 * collect2.h (notice_translated): Declare.
2885 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2887 * reorg.c (delete_computation): Comment fixes.
2888 * caller-save.c (setup_save_areas): Idem.
2889 * sel-sched-dump.c (dump_lv_set): Idem.
2892 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2894 * config/s390/s390.c (s390_sched_init): New function.
2895 (TARGET_SCHED_INIT): Target hook defined.
2897 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2898 Jack Howarth <howarth@bromo.med.uc.edu>
2899 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2902 Partial revert of unintended change in fix for PR41605.
2903 * config/darwin.h: Fix typo.
2904 * config/darwin9.h: Same.
2906 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2908 * c-pch.c (pch_init): Clear v.
2910 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2913 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2914 graphite_can_represent_init for MULT_EXPR.
2916 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2920 * graphite-sese-to-poly.c (remove_phi): New.
2921 (translate_scalar_reduction_to_array): Call remove_phi.
2923 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2926 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2927 * graphite-clast-to-gimple.h (gloog): Update declaration.
2928 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2929 * graphite-poly.h (struct poly_bb): Add missing comments.
2930 (struct scop): Add poly_scop_p field.
2932 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2933 * graphite.c (graphite_transform_loops): Build the polyhedral
2934 representation for each scop before code generation.
2935 * sese.c (rename_variables_in_operand): Removed.
2936 (rename_variables_in_expr): Return the renamed expression.
2937 (rename_sese_parameters): New.
2938 * sese.h (rename_sese_parameters): Declared.
2940 2010-02-11 Richard Guenther <rguenther@suse.de>
2942 PR tree-optimization/42998
2943 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2944 POINTER_PLUS_EXPR properly.
2946 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2947 Changpeng Fang <changpeng.fang@amd.com>
2950 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2951 the cost of an IV candidate when the IV is used in a test against zero.
2953 * gcc.dg/tree-ssa/ivopts-3.c: New.
2955 2010-02-11 Richard Guenther <rguenther@suse.de>
2958 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2959 pointer-vs-decl case by swapping refs. Handle some cases
2960 of pointer-vs-decl disambiguations more conservatively.
2961 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2962 to false after expanding.
2964 2010-02-11 Richard Guenther <rguenther@suse.de>
2967 * gcc.c (process_command): Handle LTO file@offset case more
2970 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2972 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2973 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2975 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2977 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2978 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2979 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2980 Optimize eq/ne comparisons when both arguments are known to be
2982 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2983 Don't mask operands unnecessarily if they are known to be already
2986 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2988 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2991 2010-02-10 Richard Guenther <rguenther@suse.de>
2993 PR tree-optimization/43017
2994 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2995 for wrapping signed arithmetic.
2997 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3000 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3001 if no debug info should be emitted for it.
3003 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3005 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3006 note when flag_exceptions is set.
3008 2010-02-10 Duncan Sands <baldrick@free.fr>
3010 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3012 2010-02-10 Richard Guenther <rguenther@suse.de>
3015 * tree.c (get_unwidened): Handle constants.
3016 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3018 2010-02-10 Martin Jambor <mjambor@suse.cz>
3021 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3022 check for variable argument counts independently.
3024 2010-02-10 Christian Bruel <christian.bruel@st.com>
3027 * config/sh/sh.c (find_barrier): Increase length for non delayed
3028 conditional branches.
3030 2010-02-10 Christian Bruel <christian.bruel@st.com>
3032 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3034 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3036 * builtins.c (set_builtin_user_assembler_name): Also handle
3037 ffs if int is smaller than word.
3039 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3042 * ira-conflicts.c (get_dup): Remove.
3043 (process_reg_shuffles): Add new parameter. Use it as an
3044 additional guard for copy generation.
3045 (add_insn_allocno_copies): Rewrite.
3047 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3049 * common.opt (fsched2-use-traces): Preserved for backward
3051 * doc/invoke.texi: Remove the documentation about option
3052 -fsched2-use-traces.
3053 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3054 flag_sched2_use_traces.
3055 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3056 the backward compatibility flag section.
3058 2010-02-09 Richard Guenther <rguenther@suse.de>
3060 PR tree-optimization/43008
3061 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3062 make HEAP variables initialized from global memory if they
3063 are not known builtin functions.
3064 (find_func_aliases): Adjust.
3066 2010-02-09 Richard Guenther <rguenther@suse.de>
3068 PR tree-optimization/43000
3069 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3070 arithmetic manually.
3072 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3074 PR tree-optimization/42931
3075 * tree-loop-linear.c (try_interchange_loops): Don't call
3076 double_int_mul if estimated_loop_iterations failed.
3078 2010-02-08 Martin Jambor <mjambor@suse.cz>
3081 * tree-sra.c (build_accesses_from_assign): Do not mark in
3082 should_scalarize_away_bitmap if stmt has volatile ops.
3083 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3086 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3088 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3090 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3092 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3095 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3098 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3100 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3103 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3104 to unknown_dependence.
3105 (graphite_legal_transform_dr): Handle the unknown_dependence.
3106 (graphite_carried_dependence_level_k): Same.
3108 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3110 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3112 2010-02-07 Richard Guenther <rguenther@suse.de>
3115 * expr.c (get_inner_reference): Always initialize *pbitsize.
3117 2010-02-07 Richard Guenther <rguenther@suse.de>
3120 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3121 new ARRAY_REFs on variable size element or minimal index arrays.
3123 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3124 gimple_fold_indirect_ref.
3126 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3129 * arm.c (arm_override_options): Just return if the user has specified
3130 an invalid fpu name.
3132 2010-02-03 Jason Merrill <jason@redhat.com>
3135 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3136 i386_pe_maybe_record_exported_symbol.
3138 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3141 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3142 (pa_delegitimize_address): New function.
3144 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3146 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3147 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3149 2010-02-05 Richard Guenther <rguenther@suse.de>
3152 * lto-streamer-in.c (get_resolution): Deal with references
3153 to undefined functions.
3155 2010-02-05 Richard Guenther <rguenther@suse.de>
3157 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3158 (fold_const_aggregate_ref): Likewise.
3159 (ccp_fold_stmt): Substitute loads.
3160 (maybe_fold_reference): Verify types before substituting.
3162 (fold_gimple_assign): Unshare properly.
3163 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3165 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3167 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3168 for rs6000_gen_cell_microcode.
3170 2010-02-04 Richard Guenther <rguenther@suse.de>
3172 PR rtl-optimization/42952
3173 * dse.c (const_or_frame_p): Remove MEM handling.
3175 2010-02-04 Nick Clifton <nickc@redhat.com>
3177 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3178 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3179 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3180 (mn10300_asm_output_mi_thunk): New function.
3181 (mn10300_can_output_mu_thunk): New function.
3182 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3183 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3184 (FUNCTION_ARG): Delete incorrect comment.
3186 2010-02-03 Jason Merrill <jason@redhat.com>
3189 * fold-const.c (operand_equal_p): Handle erroneous types.
3191 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3193 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3195 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3197 PR rtl-optimization/42941
3198 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3201 2010-02-03 Jason Merrill <jason@redhat.com>
3204 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3206 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3209 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3210 (cselib_reset_table): Renamed from...
3211 (cselib_reset_table_with_next_value): ... this.
3212 (cselib_get_next_uid): Renamed from...
3213 (cselib_get_next_unknown_value): ... this.
3214 * cselib.c (next_uid): Renamed from...
3215 (next_unknown_value): ... this.
3216 (cselib_clear_table): Adjust.
3217 (cselib_reset_table): Adjust. Renamed from...
3218 (cselib_reset_table_with_next_value): ... this.
3219 (cselib_get_next_uid): Adjust. Renamed from...
3220 (cselib_get_next_unknown_value): ... this.
3221 (get_value_hash): Use hash.
3222 (cselib_hash_rtx): Likewise.
3223 (new_cselib_val): Adjust. Set and dump uid.
3224 (cselib_lookup_mem): Pass next_uid as hash.
3225 (cselib_subst_to_values): Likewise.
3226 (cselib_log_lookup): Dump uid.
3227 (cselib_lookup): Pass next_uid as hash. Adjust.
3228 (cselib_process_insn): Adjust.
3229 (cselib_init): Initialize next_uid.
3230 (cselib_finish): Adjust.
3231 (dump_cselib_table): Likewise.
3232 * dse.c (canon_address): Dump value uid.
3233 * print-rtl.c (print_rtx): Print value uid.
3234 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3236 (dv_uid): New function, sort of renamed from...
3237 (dv_htab_hash): ... this, reimplemented in terms of it and...
3238 (dv_uid2hash): ... this. New.
3239 (variable_htab_eq): Drop excess assertions.
3240 (tie_break_pointers): Removed.
3241 (canon_value_cmp): Compare uids.
3242 (variable_post_merge_New_vals): Print uids.
3243 (vt_add_function_parameters): Adjust.
3244 (vt_initialize): Reset table. Adjust.
3246 2010-02-03 Richard Guenther <rguenther@suse.de>
3248 PR tree-optimization/42944
3249 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3250 (call_may_clobber_ref_p_1): Likewise. Properly handle
3251 malloc and calloc clobbering errno.
3253 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3255 * doc/invoke.texi: Fix name of sched1 dump.
3257 * opts.c (decode_options): Set flag_tree_switch_conversion
3258 only conditionally on optimize >= 2.
3260 * gcse.c: Assorted comment fixes in pass description.
3262 2010-02-03 Anthony Green <green@moxielogic.com>
3264 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3265 nop padding in order to maintain alignment of storage location of
3266 target function address.
3267 (moxie_trampoline_init): Store target function address at newly
3269 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3271 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3273 2010-02-03 Richard Guenther <rguenther@suse.de>
3276 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3278 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3280 * config.gcc: Reenable check for obsolete targets.
3281 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3282 mips-sgi-irix6.[0-4]*.
3284 2010-02-02 Nick Clifton <nickc@redhat.com>
3286 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3287 constant size of 4 as being the same as 0.
3288 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3289 can take values in the range 0..4.
3291 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3294 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3295 as _darwin10_Unwind_FindEnclosingFunction().
3296 * libgcc-libsystem.ver: New.
3298 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3301 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3302 implicitly set registers.
3304 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3306 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3307 (arm_override_options): Allow automatic selection of the thread
3308 pointer register if thumb2.
3309 (legitimize_pic_address): Improve code sequences for Thumb2.
3310 (arm_call_tls_get_addr): Likewise.
3311 (legitimize_tls_address): Likewise.
3312 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3313 (pic_load_addr_32bit): ... this. New named pattern.
3314 * thumb2.md (pic_load_addr_thumb2): Delete.
3315 (pic_load_dot_plus_four): Delete.
3316 (tls_load_dot_plus_four): New named pattern.
3318 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3321 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3322 Document fix for TLS bug.
3324 2010-01-31 Richard Guenther <rguenther@suse.de>
3326 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3327 conservatively correct.
3329 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3333 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3335 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3337 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3339 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3341 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3343 * config.gcc: Adjust order of makefile fragments for mingw targets.
3345 2010-01-31 Richard Guenther <rguenther@suse.de>
3348 * gimplify.c (gimplify_init_constructor): For volatile LHS
3349 initialize a temporary.
3351 2010-01-31 Matthias Klose <doko@ubuntu.com>
3353 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3355 * configure: Regenerate.
3357 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3359 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3360 the same alias set and their sizes different constantness.
3361 (aliasing_component_refs_p): Revert 2009-10-24 change.
3363 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3365 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3368 2010-01-29 Richard Guenther <rguenther@suse.de>
3370 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3371 Assert we successfully updated the call.
3373 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3375 PR rtl-optimization/42889
3376 * df.h (df_set_bb_dirty_nonlr): New prototype.
3377 * df-core.c (df_set_bb_dirty_nonlr): New function.
3378 * df-scan.c (df_insn_rescan): Call it instead of
3379 df_set_bb_dirty for DEBUG_INSNs.
3381 2010-01-29 Richard Guenther <rguenther@suse.de>
3384 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3385 quadratic behavior in most cases.
3387 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3390 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3391 in the call to gen_x86_movsicc_0_m1.
3393 2010-01-28 Richard Guenther <rguenther@suse.de>
3395 PR tree-optimization/42871
3396 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3398 2010-01-28 Richard Guenther <rguenther@suse.de>
3400 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3401 into call arguments.
3403 2010-01-28 Richard Guenther <rguenther@suse.de>
3406 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3407 the forwarder if the destination is an EH landing pad.
3409 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3411 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3412 block list passed to gimple_duplicate_sese_tail.
3413 (parallelize_loops): Avoid parallelization when the function
3415 Avoid parallelization when the preheader is IRREDUCIBLE.
3416 Try to optimize when estimated_loop_iterations_int is unresolved.
3417 Add the loop's location to the dump file.
3418 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3419 (gimple_duplicate_sese_tail): Remove the check for the latch.
3420 Redirect nexits to the exit block.
3421 Remove handling of the incoming edges to the latch.
3422 Redirect the backedge from the copied latch to the exit bb.
3424 2010-01-28 Michael Matz <matz@suse.de>
3427 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3428 Wrap force_reg into a sequence, emit it before user.
3430 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3432 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3434 (arm_legacy_rev): Likewise.
3435 (thumb_legacy_rev): Likewise.
3437 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3439 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3440 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3441 on MEM's address failed, try avoid_constant_pool_reference and
3442 recurse if it returned something different.
3443 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3444 address, try avoid_constant_pool_reference and recurse if it
3445 returned something different.
3446 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3447 address and avoid_constant_pool_reference returned something
3448 different, don't set have_address.
3450 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3453 * var-tracking.c (val_store): Add modified argument, obey it.
3455 (count_uses): Move down logging of main.
3456 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3457 don't need resolution.
3458 (emit_notes_in_bb): Likewise.
3460 2010-01-27 Richard Guenther <rguenther@suse.de>
3463 * tree-inline.c (remap_decl): Delay remapping of SSA name
3464 default definitions until we need them.
3466 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3468 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3469 (rs6000_delegitimize_address): New function.
3471 * config/s390/s390.c (s390_delegitimize_address): Call
3472 delegitimize_mem_from_attrs.
3475 * tree-inline.c (cannot_copy_type_1): Removed.
3476 (copy_forbidden): Don't forbid copying of functions containing
3477 records/unions with variable length fields.
3479 2010-01-27 Christian Bruel <christian.bruel@st.com>
3483 * config/sh/sh.c (find_barrier): Increase length for non delayed
3484 conditional branches.
3486 2010-01-27 Matthias Klose <doko@ubuntu.com>
3488 * configure.ac (gnu-unique-object): Fix ldd version check.
3489 * configure: Regenerate.
3491 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3493 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3495 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3496 Test for HAVE_GNU_AS value.
3498 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>