1 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3 * tree-if-conv.c: Sort static functions in topological order.
5 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
7 * tree-if-conv.c: Fix indentation and comments.
9 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
12 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
13 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
14 When converting an unsigned type to signed, double its precision.
15 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
16 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
17 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
19 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
22 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
23 POINTER_PLUS_EXPR for pointer types.
25 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
28 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
29 * graphite-clast-to-gimple.c: Include langhooks.h.
30 (max_signed_precision_type): New.
31 (max_precision_type): Takes two types as arguments.
32 (precision_for_value): New.
33 (precision_for_interval): New.
34 (gcc_type_for_interval): New.
35 (gcc_type_for_value): New.
36 (gcc_type_for_clast_term): New.
37 (gcc_type_for_clast_red): New.
38 (gcc_type_for_clast_bin): New.
39 (gcc_type_for_clast_expr): Split up into several functions.
40 (gcc_type_for_clast_eq): Rewritten.
41 (compute_bounds_for_level): New.
42 (compute_type_for_level_1): New.
43 (compute_type_for_level): New.
44 (gcc_type_for_cloog_iv): Removed.
45 (gcc_type_for_iv_of_clast_loop): Rewritten.
46 (graphite_create_new_loop): Compute the lower and upper bound types
47 with gcc_type_for_clast_expr.
48 (graphite_create_new_loop_guard): Same.
49 (find_cloog_iv_in_expr): Removed.
50 (compute_cloog_iv_types_1): Removed.
51 (compute_cloog_iv_types): Removed.
52 (gloog): Do not call compute_cloog_iv_types.
53 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
55 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
56 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
57 (GBB_CLOOG_IV_TYPES): Removed.
59 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
61 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
62 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
63 (detect_commutative_reduction): Same.
65 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
67 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
68 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
70 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
71 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
72 (rewrite_commutative_reductions_out_of_ssa): Same.
73 * passes.c (execute_function_todo): Call verify_ssa for every pass
74 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
75 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
76 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
77 with an extra argument.
78 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
79 verify_ssa only when the extra argument is true.
80 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
81 with an extra argument.
82 (tree_transform_and_unroll_loop): Same.
84 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
86 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
87 for all the passes of the LNO having LOOP_CLOSED_SSA.
88 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
89 * tree-loop-distribution.c (pass_loop_distribution): Same.
90 * tree-pass.h (TODO_verify_loops): Removed.
91 * tree-ssa-loop.c (pass_tree_loop_init): Same.
93 (pass_tree_unswitch): Same.
95 (pass_vectorize): Same.
96 (pass_linear_transform): Same.
97 (pass_graphite_transforms): Same.
98 (pass_iv_canon): Same.
99 (pass_complete_unroll): Same.
100 (pass_complete_unrolli): Same.
101 (pass_parallelize_loops): Same.
102 (pass_loop_prefetch): Same.
103 (pass_iv_optimize): Same.
105 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
108 * passes.c (init_optimization_passes): Move pass_lim before
109 pass_copy_prop and pass_dce_loop.
111 2010-04-06 Jakub Jelinek <jakub@redhat.com>
114 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
115 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
116 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
117 MULTI_* defines for 4 argument vpermil2p* builtins.
119 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
121 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
122 * config/i386/i386.c (x86_maybe_negate_const_int): New.
123 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
124 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
125 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
126 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
127 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
128 Use x86_maybe_negate_const_int to output insn mnemonic.
129 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
130 check from instruction predicate. Update comments.
131 * config/i386/sync.md (sync_add<mode>): Use
132 x86_maybe_negate_const_int to output insn mnemonic.
134 2010-04-06 Jan Hubicka <jh@suse.cz>
136 PR tree-optimization/42906
137 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
138 IGNORE_SELF argument. Set visited_control_parents for fully
140 (find_obviously_necessary_stmts): Update call of
141 mark_control_dependent_edges_necessary.
142 (propagate_necessity): Likewise. Handle PHI edges more curefully.
144 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
146 * config/i386/i386.md: Remove comment about 'e' and 'E'
149 2010-04-06 Richard Guenther <rguenther@suse.de>
151 PR tree-optimization/43627
152 * tree-vrp.c (extract_range_from_unary_expr): Widenings
153 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
156 2010-04-06 Jakub Jelinek <jakub@redhat.com>
158 * BASE-VER: Change to 4.6.0.
161 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
164 2010-04-06 Richard Guenther <rguenther@suse.de>
167 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
169 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
171 * doc/invoke.texi (Optimize Options): Document that LTO
172 won't remove object access purely due to incompatible
175 2010-04-04 Matthias Klose <doko@ubuntu.com>
177 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
180 2010-04-03 Richard Guenther <rguenther@suse.de>
183 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
184 require a non-NULL MEM_OFFSET.
186 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
188 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
189 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
190 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
191 config/alpha/predicates.md, config/arm/arm.md,
192 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
193 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
194 config/darwin9.h, config/darwin.c, config/darwin.h,
195 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
196 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
197 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
198 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
199 config/mips/mips.md, config/mn10300/mn10300.c,
200 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
201 config/rs6000/aix.h, config/rs6000/dfp.md,
202 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
203 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
204 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
205 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
206 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
207 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
208 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
209 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
210 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
211 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
212 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
213 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
214 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
215 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
216 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
217 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
218 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
219 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
220 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
221 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
222 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
223 opt-functions.awk, opth-gen.awk, params.def, passes.c,
224 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
225 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
226 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
227 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
228 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
229 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
230 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
231 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
232 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
233 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
234 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
235 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
236 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
237 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
239 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
242 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
243 * aclocal.m4: Regenerate.
245 2010-04-02 Richard Guenther <rguenther@suse.de>
247 PR tree-optimization/43629
248 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
249 if we have seen a constant value.
251 2010-04-02 Joseph Myers <joseph@codesourcery.com>
253 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
256 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
259 * arm.c (legitimize_tls_address): Adjust call to
260 gen_tls_load_dot_plus_four.
261 (arm_note_pic_base): New function.
262 (arm_cannot_copy_insn_p): Use it.
263 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
266 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
271 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
273 * Makefile.in ($(out_object_file)): Depend on
274 gt-$(basename $(notdir $(out_file))).h.
276 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
278 * config.gcc (lm32-*-rtems*): Add t-lm32.
280 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
282 * config.gcc: Add lm32-*-rtems*.
283 * config/lm32/rtems.h: New file.
285 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
288 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
290 2010-04-01 Jakub Jelinek <jakub@redhat.com>
292 * dwarf2out.c (output_compilation_unit_header): For
293 -gdwarf-4 use version 4 instead of version 3.
294 (output_line_info): For version 4 and above emit additional
295 maximum ops per insn header field.
296 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
298 * dwarf2out.c (is_c_family, is_java): Remove.
299 (lower_bound_default): New function.
300 (add_bound_info, gen_descr_array_type_die): Use it.
302 2010-04-01 Dodji Seketeli <dodji@redhat.com>
305 * dwarf2out.c (gen_variable_die): Allow debug info for variable
306 re-declaration when it happens in a function.
308 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
310 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
311 (cgraph_remove_function_insertion_hook): Same.
312 (cgraph_call_function_insertion_hooks): Same.
314 2010-04-01 Richard Guenther <rguenther@suse.de>
317 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
318 and TREE_THIS_VOLATILE.
319 (copy_ref_info): Likewise.
320 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
321 * tree.c (build6_stat): Ignore side-effects of all but arg5
322 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
325 2010-04-01 Richard Guenther <rguenther@suse.de>
327 PR tree-optimization/43607
328 * ipa-type-escape.c (check_call): Do not access non-existing
331 2010-04-01 Richard Guenther <rguenther@suse.de>
335 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
336 Jack Howarth <howarth@bromo.med.uc.edu>
338 * tree-profile.c (tree_init_ic_make_global_vars): Make static
341 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
343 * doc/install.texi (Prerequisites): Document libelf usability on
344 IRIX 5/6 and Solaris 2.
345 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
346 Update GNU as, GNU ld requirements.
347 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
348 Document Sun Studio compiler download.
349 Update and simplify as, ld recommendations.
350 (Specific, *-*-solaris2.7): Note obsoletion, removal.
352 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
354 * config.guess (i[34567]86-*-solaris2*): Default with_arch_32,
355 with_tune_32 to pentium4.
357 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
359 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
361 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
363 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
366 Document GNU as requirement.
367 Update configure requirements.
368 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
370 Recomment IRIX 6.5.18+.
371 Document IDF/IDL requirement.
372 Document GNU as requirement.
373 Document GNU ld bootstrap failure.
374 Remove freeware.sgi.com reference.
376 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
378 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
379 UNIX V4.0, V5.0 obsoletion, removal.
380 Remove --with-gc=simple reference.
381 Update VM requirements during bootstrap.
382 Remove -oldas bootstrap description.
383 Update binutils reference.
384 Remove comparison failure note.
386 2010-03-31 Richard Guenther <rguenther@suse.de>
387 Zdenek Dvorak <ook@ucw.cz>
388 Sebastian Pop <sebastian.pop@amd.com>
391 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
392 with multiple arguments.
393 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
395 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
397 * graphite-dependences.c (print_pddr): Call print_pdr with an
399 * graphite-poly.c (debug_pdr): Add an extra argument for the
402 (print_pbb_domain): Same.
404 (print_scop_context): Same.
407 (debug_pbb_domain): Same.
411 (debug_scop_context): Same.
414 (print_scop_params): Same.
415 (debug_scop_params): Same.
416 (print_iteration_domain): Same.
417 (print_iteration_domains): Same.
418 (debug_iteration_domain): Same.
419 (debug_iteration_domains): Same.
420 (print_scattering_function): Same.
421 (print_scattering_functions): Same.
422 (debug_scattering_function): Same.
423 (debug_scattering_functions): Same.
424 * graphite-poly.h (debug_pdr): Update declaration.
426 (print_pbb_domain): Same.
428 (print_scop_context): Same.
431 (debug_pbb_domain): Same.
435 (debug_scop_context): Same.
438 (print_scop_params): Same.
439 (debug_scop_params): Same.
440 (print_iteration_domain): Same.
441 (print_iteration_domains): Same.
442 (debug_iteration_domain): Same.
443 (debug_iteration_domains): Same.
444 (print_scattering_function): Same.
445 (print_scattering_functions): Same.
446 (debug_scattering_function): Same.
447 (debug_scattering_functions): Same.
449 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
451 * graphite-poly.c (print_scattering_function_1): New.
452 (print_scattering_function): Call it.
453 (print_scop_params): Remove spaces at the end of lines.
456 * graphite-poly.h (print_cloog): Declared.
457 (debug_cloog): Declared.
459 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
461 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
463 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
464 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
465 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
466 to switch between adding the IV bump in loop->latch or in loop->header.
468 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
470 * graphite-poly.c (print_scattering_function): Pretty print following
473 (print_pbb_domain): Same.
474 (dump_gbb_cases): Same.
475 (dump_gbb_conditions): Same.
478 (print_scop_params): Same.
479 (print_scop_context): Same.
481 (print_pbb_body): New.
482 (lst_indent_to): New.
483 (print_lst): Start new lines with a #.
484 * graphite-poly.h (pbb_bb): New.
485 (pbb_index): Use pbb_bb.
486 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
488 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
490 2010-03-31 Jakub Jelinek <jakub@redhat.com>
492 * dwarf2out.c (size_of_die): For -gdwarf-4 use
493 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
494 and 0 instead of 1 for dw_val_class_flag.
495 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
496 dw_val_class_range_list, dw_val_class_loc_list,
497 dw_val_class_lineptr and dw_val_class_macptr, use
498 DW_FORM_flag_present for dw_val_class_flag and
499 DW_FORM_exprloc for dw_val_class_loc.
500 (output_die): For -gdwarf-4 print dw_val_class_loc
501 size as uleb128 instead of 1 or 2 bytes and don't print
502 anything for dw_val_class_flag.
504 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
505 instead of cselib_lookup following by tweaking locs->setting_insn.
508 * cselib.c (cselib_process_insn): Clear cselib_current_insn
509 even before returning from label, setjmp call or volatile asm
512 2010-03-31 Richard Guenther <rguenther@suse.de>
515 * cgraphunit.c (cgraph_output_in_order): Do not allocate
516 temporary data on stack.
518 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
520 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
521 (PUSHSECTION_ASM_OP): Remove.
522 (POPSECTION_ASM_OP): Remove.
523 (PUSHSECTION_FORMAT): Remove.
524 * config/sol2.h (PUSHSECTION_FORMAT): Define.
525 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
526 * config/sol2.c (solaris_output_init_fini): Use it.
528 2010-03-31 Jie Zhang <jie@codesourcery.com>
531 * opt-functions.awk (var_type_struct): Use signed char type
532 for simple variables.
534 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
536 * config/sol2.c: Include output.h.
537 (solaris_assemble_visibility): New function.
538 * config/t-sol2 (sol2.o): Add output.h dependency.
539 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
540 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
543 2010-03-31 Jakub Jelinek <jakub@redhat.com>
546 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
547 V2SImode or XFmode on PRE_DEC.
550 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
553 2010-03-31 Jie Zhang <jie@codesourcery.com>
556 * reload.h (caller_save_initialized_p): Declare.
557 * toplev.c (backend_init_target): Don't call
558 init_caller_save but set caller_save_initialized_p to false.
559 * caller-save.c (caller_save_initialized_p): Define.
560 (init_caller_save): Check caller_save_initialized_p.
561 * ira.c (ira): Call init_caller_save if flag_caller_saves.
563 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
566 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
567 and soft-fp/t-softfp to tmake_file.
568 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
569 (LIBGCC2_TF_CEXT): Define.
572 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
575 * cselib.c (n_useless_values): Document handling of debug locs.
576 (n_useless_debug_values, n_debug_values): New variables.
577 (new_elt_loc_list): Don't add to debug values, keep count.
578 (promote_debug_loc): New.
579 (cselib_reset_table): Zero new variables.
580 (entry_and_rtx_equal_p): Promote debug locs.
581 (discard_useless_locs): Increment n_useless_debug_values for
583 (remove_useless_values): Adjust n_useless_values and n_debug_values
584 with n_useless_debug_values.
585 (add_mem_for_addr): Promote debug locs.
586 (cselib_lookup_mem): Likewise.
587 (cselib_lookup_addr): Renamed to...
588 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
589 (cselib_log_lookup): ... this. Turn into...
590 (cselib_lookup_addr): ... new wrapper.
591 (cselib_lookup_from_insn): New.
592 (cselib_invalidate_regno): Increment n_useless_debug_values for
594 (cselib_invalidate_mem): Likewise.
595 (cselib_process_insn): Take n_deleted and n_debug_values into
596 account to guard remove_useless_value call.
597 (cselib_finish): Zero n_useless_debug_values.
598 * cselib.h (cselib_lookup_from_insn): Declare.
599 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
600 (sched_analyze_2): Likewise.
602 2010-03-30 Jakub Jelinek <jakub@redhat.com>
604 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
606 (adjust_mems): Replace narrowing SUBREG of expression containing
607 just PLUS, MINUS, MULT and ASHIFT of registers and constants
608 with operations in the narrower mode.
611 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
612 regs_invalidated_by_call instead all call_used_reg_set registers.
614 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
617 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
618 pointer comparisons with types_compatible_p.
619 * tree-vect-stmts.c (vectorizable_call): Same.
620 (vectorizable_condition): Same.
622 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
624 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
625 stack check if the mask would be zero.
627 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
628 Jack Howarth <howarth@bromo.med.uc.edu>
630 * tree-profile.c (tree_init_ic_make_global_vars): Make static
633 2010-03-30 Joseph Myers <joseph@codesourcery.com>
636 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
638 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
639 Include ___unordxf2 and ___unordtf2.
640 * config/i386/libgcc-glibc.ver: Do not define inheritance from
643 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
645 * config/lm32/t-lm32: New file.
646 * config.gcc: Use the above file when targetting lm32.
648 2010-03-28 Duncan Sands <baldrick@free.fr>
650 * Makefile.in (PLUGIN_HEADERS): Add except.h.
652 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
655 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
656 Improve vectorization cost model diagnostic.
658 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
661 * tree-vect-data-refs.c (vect_analyze_data_refs): When
662 compute_data_dependences_for_loop returns false, early exit
663 and output an extra diagnostic for the failed data reference
666 2010-03-29 Richard Guenther <rguenther@suse.de>
668 PR tree-optimization/43560
669 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
670 (can_sm_ref_p): Treat stores to readonly locations as trapping.
672 2010-03-29 Jie Zhang <jie@codesourcery.com>
675 * toplev.c (process_options): Set optimization_default_node
676 and optimization_current_node.
677 * opts.c (decode_options): Don't set optimization_default_node
678 and optimization_current_node.
680 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
682 * config/rtems.h: Abandon -qrtems_debug.
684 2010-03-28 Jan Hubicka <jh@suse.cz>
686 PR tree-optimization/43505
687 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
688 map should not be copied.
690 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
693 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
694 cdtors, set DECL_PRESERVE_P.
695 * ipa.c (cgraph_externally_visible_p): Return true if declaration
698 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
700 PR tree-optimization/43528
701 * stor-layout.c (place_field): Check that constant fits into
702 unsigned HWI when skipping calculation of MS bitfield layout.
704 2010-03-27 Jan Hubicka <jh@suse.cz>
707 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
708 notice_global_symbol work.
710 2010-03-27 Jakub Jelinek <jakub@redhat.com>
712 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
713 instead of dwarf2out_decl.
714 (struct var_loc_node): Remove section_label field.
715 (dwarf2out_function_decl): New function.
716 (dwarf2out_var_location): Don't set section_label field.
717 (dwarf2out_begin_function): Don't empty decl_loc_table here.
719 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
721 PR tree-optimization/43544
722 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
723 First argument for builtin vectorized function hook is now a
724 tree to be able to distinguish between machine specific and
726 * targhooks.c (default_builtin_vectorized_function): Ditto.
727 * targhooks.h (default_builtin_vectorized_function): Ditto.
728 * target.h (struct gcc_target): Ditto.
729 * tree-vect-stmts.c (vectorizable_function): Ditto.
730 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
731 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
734 2010-03-26 Joseph Myers <joseph@codesourcery.com>
737 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
738 nested binding iff it is a FUNCTION_DECL.
739 (store_parm_decls_newstyle): Pass nested=true to bind for
740 FUNCTION_DECLs amongst parameters.
742 2010-03-26 Jakub Jelinek <jakub@redhat.com>
744 * var-tracking.c (vt_expand_loc_callback): Don't run
745 cselib_expand_value_rtx_cb in dummy mode if
746 cselib_dummy_expand_value_rtx_cb returned false.
748 * var-tracking.c (emit_note_insn_var_location): For one part
749 notes with offset 0, don't add EXPR_LIST around the location.
750 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
751 add_location_or_const_value_attribute): Adjust for that change.
754 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
755 into first operand and location into second.
756 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
757 dw_cfi_oprnd_loc for DW_CFA_expression.
758 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
759 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
760 assume first argument is regnum and second argument is location.
762 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
765 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
766 of scratch register to DImode. Split to DImode comparison operator.
767 Use SImode subreg of scratch register in the multiplication.
768 (*cmp_sadd_sidi): Ditto.
769 (*cmp_ssub_si): Ditto.
770 (*cmp_ssub_sidi): Ditto.
772 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
775 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
776 Remove invalid assert and wrong comment.
778 2010-03-26 Jakub Jelinek <jakub@redhat.com>
781 * flags.h (final_insns_dump_p): New extern.
782 * final.c (final_insns_dump_p): New variable.
783 (rest_of_clean_state): Set it before -fdump-final-insns=
784 dumping, clear afterwards.
785 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
786 MEM_ALIAS_SET on MEMs.
788 2010-03-26 David S. Miller <davem@davemloft.net>
790 * configure.ac: Fix sparc GOTDATA_OP bug check.
791 * configure: Rebuild.
793 2010-03-26 Alan Modra <amodra@gmail.com>
795 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
797 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
799 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
800 TLS_SECTION_ASM_FLAG.
802 2010-03-25 Jakub Jelinek <jakub@redhat.com>
805 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
806 Clear first_function_block_is_cold.
809 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
810 argument if the argument is truth_value_p.
812 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
814 * config/rs6000/constraints.md: Update copyright year for my changes.
817 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
818 used in reg+reg addressing, swap registers.
820 2010-03-24 Jakub Jelinek <jakub@redhat.com>
823 * target.h (struct gcc_target): Add code_end hook.
824 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
826 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
827 * toplev.c (compile_file): Call targetm.asm_out.code_end
828 hook before unwind info/debug info output.
829 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
830 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
831 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
832 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
833 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
834 * config/i386/i386.c (ix86_file_end): Renamed to...
835 (ix86_code_end): ... this. Make static. Don't call
836 file_end_indicate_exec_stack. Emit unwind info using
837 final_start_function/final_end_function.
838 (darwin_x86_file_end): Remove.
839 (TARGET_ASM_CODE_END): Define.
840 * config/i386/i386.h (TARGET_ASM_FILE_END,
841 NEED_INDICATE_EXEC_STACK): Don't define.
842 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
843 (TARGET_ASM_FILE_END): Define to darwin_file_end.
844 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
845 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
848 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
849 at the beginning and final_end_function at the end.
850 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
852 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
854 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
855 and Sun as TLS syntax.
856 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
857 * configure: Regenerate.
858 * config.in: Regenerate.
859 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
860 (default_elf_asm_named_section): Use it.
861 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
862 (i386_output_dwarf_dtprel): Likewise.
863 (output_addr_const_extra): Likewise.
864 (output_pic_addr_const): Lowercase @GOTTPOFF.
865 (output_addr_const_extra): Likewise.
866 (output_pic_addr_const): Lowercase @GOTNTPOFF.
867 (output_addr_const_extra): Likewise.
868 (output_pic_addr_const): Lowercase @INDNTPOFF.
869 (output_addr_const_extra): Likewise.
870 (output_pic_addr_const): Lowercase @NTPOFF.
871 (output_addr_const_extra): Likewise.
872 (output_pic_addr_const): Lowercase @TPOFF.
873 (output_addr_const_extra): Likewise.
874 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
875 (*tls_global_dynamic_64): Likewise.
876 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
877 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
879 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
880 (ASM_OUTPUT_TLS_COMMON): Use it.
881 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
884 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
885 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
886 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
887 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
888 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
889 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
891 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
893 * config/i386/i386.c (override_options): Don't accept
894 -mtls-dialect=sun any longer.
895 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
896 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
897 (*tls_local_dynamic_base_32_sun): Likewise.
898 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
900 2010-03-24 Jakub Jelinek <jakub@redhat.com>
903 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
904 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
907 * ira.c (adjust_cleared_regs): New function.
908 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
912 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
914 * expr.c (expand_expr_real): Restore previous
915 curr_insn_source_location and curr_insn_block after
916 expand_expr_real_1 call.
917 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
918 instead of expand_expr_real_1.
920 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
922 PR rtl-optimization/43413
923 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
926 2010-03-22 James E. Wilson <wilson@codesourcery.com>
929 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
930 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
932 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
934 * config/i386/i386.c (ix86_target_string): Add -mfma.
935 Fix a typo in comment.
937 2010-03-22 Mike Stump <mikestump@comcast.net>
940 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
941 Don't overly align based upon packed packed fields.
943 2010-03-22 Jason Merrill <jason@redhat.com>
945 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
946 Use () rather than [], and move before the element type.
948 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
950 * doc/configfiles.texi (Configuration Files): Removed
951 fixinc/Makefile*, intl/Makefile.*.
952 * doc/makefile.texi: Fixed markup. Abstract from version
954 (Makefile): Removed obsolete gcc/java/parse.y example.
955 * doc/sourcebuild.texi: Likewise.
956 (Top Level): Added config, gnattools, libdecnumber, libgcc,
957 libgomp, libssp. Removed fastjar.
958 (Miscellaneous Docs): Clarify location.
959 Added COPYING3, COPYING3.LIB.
960 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
962 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
965 * config/i386/i386.c (x86_function_profiler)
966 [!NO_PROFILE_COUNTERS]: Fix typo.
967 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
970 2010-03-22 Janis Johnson <janis187@us.ibm.com>
971 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
973 * doc/sourcebuild.texi (Test Directives): Split into six
974 subsections, with most of the current text in new subsections
975 Directives, Selectors, and Final Actions.
976 (Directives): Split list of test directives into multiple
978 (Selectors): Describe use and syntax of selectors.
979 (Effective-Target Keywords): Describe all existing keywords.
980 (Add Options): Describe features for dg-add-options.
981 (Require Support): Describe variants of dg-require-support.
982 (Final Actions): Describe commands to use in dg-final.
984 2010-03-22 Michael Matz <matz@suse.de>
987 * recog.c (validate_replace_rtx_group): Replace also in
988 REG_EQUAL and REG_EQUIV notes.
990 2010-03-22 Richard Guenther <rguenther@suse.de>
992 PR tree-optimization/43390
993 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
994 sure vector extracts are type correct.
996 2010-03-22 Richard Guenther <rguenther@suse.de>
999 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1000 x * sqrt (x) even when optimizing for size if the target
1001 has native support for sqrt.
1003 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1005 * varasm.c (make_decl_rtl_for_debug): Also clear
1006 flag_mudflap for the duration of make_decl_rtl call.
1009 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1010 locs from preserved VALUEs.
1012 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1015 * pa.md (movmemsi): Set align to one if zero.
1016 (movmemdi): Likewise.
1018 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1021 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1022 with their corresponding prologue pushes.
1024 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1027 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1028 at the begining or end.
1029 (spu_expand_epilogue): Likewise.
1031 2010-03-20 Richard Guenther <rguenther@suse.de>
1033 PR rtl-optimization/43438
1034 * combine.c (make_extraction): Properly zero-/sign-extend an
1035 extraction of the low part of a CONST_INT. Also handle
1038 2010-03-19 Mike Stump <mikestump@comcast.net>
1040 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1041 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1042 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1044 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1047 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1050 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1052 PR rtl-optimization/42258
1053 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1054 use that may match DEF.
1057 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1058 the cost of loading the constant rather than assuming
1060 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1061 outer code is AND, do the same tests as the andsi3 expander and
1062 return COSTS_N_INSNS (1) if and is cheap.
1064 * optabs.c (avoid_expensive_constant): Fix formatting.
1066 2010-03-19 Michael Matz <matz@suse.de>
1069 * attribs.c (decl_attributes): When rebuilding a function pointer
1070 type use the same qualifiers as the original pointer type.
1072 2010-03-19 Martin Jambor <mjambor@suse.cz>
1074 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1075 and is_gimple_ip_invariant_address.
1077 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1080 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1082 * config/arm/arm.c (arm_override_options): Turn off
1083 flag_dwarf2_cfi_asm for AAPCS variants.
1085 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1088 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1089 Use PRE_MODIFY instead of PRE_DEC.
1090 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1091 (vfp_emit_fstmd): Likewise.
1093 2010-03-19 Michael Matz <matz@suse.de>
1096 * builtins.c (expand_builtin_interclass_mathfn,
1097 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1100 2010-03-19 Richard Guenther <rguenther@suse.de>
1102 PR tree-optimization/43415
1103 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1104 (phi_translate_1): ... this.
1105 (phi_translate): Move all caching here. Cache all NARY
1106 and REFERENCE translations.
1108 2010-03-19 David S. Miller <davem@davemloft.net>
1110 With help from Eric Botcazou.
1111 * config/sparc/sparc.c: Include dwarf2out.h.
1112 (emit_pic_helper): Delete.
1113 (pic_helper_symbol_name): Delete.
1114 (pic_helper_emitted_p): Delete.
1115 (pic_helper_needed): New.
1116 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1117 (get_pc_thunk_name): New.
1118 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1119 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1120 Set pic_helper_needed to true. Don't call emit_pic_helper.
1121 (sparc_expand_prologue): Update load_pic_register call.
1122 (sparc_output_mi_thunk): Likewise.
1123 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1124 thunk if possible. Output CFI information as needed.
1126 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1127 Jack Howarth <howarth@bromo.med.uc.edu>
1130 * config/i386/i386.h: Fix ABI on darwin x86-32.
1132 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1134 * tree.h: Declare make_decl_rtl_for_debug.
1135 * varasm.c (make_decl_rtl_for_debug): New.
1136 * dwarf2out.c (rtl_for_decl_location): Call it.
1137 * cfgexpand.c (expand_debug_expr): Call it.
1139 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1142 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1146 * var-tracking.c (vt_init_cfa_base): Do nothing if
1147 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1149 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1152 * var-tracking.c (canonicalize_vars_star): New.
1153 (dataflow_post_merge_adjust): Use it.
1155 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1158 * var-tracking.c (non_suitable_const): New function.
1159 (add_uses): For DEBUG_INSNs with constants, don't record any
1160 value, instead just the constant value itself.
1161 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1162 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1163 (emit_notes_in_bb): Likewise.
1164 (emit_note_insn_var_location): For onepart variables if
1165 cur_loc is a VOIDmode constant, use DECL_MODE.
1167 2010-03-18 Martin Jambor <mjambor@suse.cz>
1170 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1171 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1172 all non-clones. Moved call redirection...
1173 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1174 (cgraph_materialize_all_clones): Dispose of all
1175 combined_args_to_skip bitmaps.
1176 (verify_cgraph_node): Do not check for edges pointing to wrong
1177 nodes in inline clones.
1178 * tree-inline.c (copy_bb): Call
1179 cgraph_redirect_edge_call_stmt_to_callee.
1180 * ipa.c (cgraph_remove_unreachable_nodes): Call
1181 cgraph_node_remove_callees even when there are used clones.
1183 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1185 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1187 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1190 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1193 2010-03-18 Michael Matz <matz@suse.de>
1196 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1197 into sqrt(x) if we need to preserve signed zeros.
1199 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1200 Eric Botcazou <ebotcazou@adacore.com>
1202 PR rtl-optimization/43360
1203 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1204 note if we don't know its invariant status.
1206 2010-03-18 Michael Matz <matz@suse.de>
1208 PR tree-optimization/43402
1209 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1210 PHI chains of ssa names registered for update.
1212 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1215 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1216 non-offsettable and pre_modify update addressing.
1217 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1218 and "2" alternatives "#".
1219 (*movdd_softfloat32): Make all alternatives "#";
1220 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1221 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1222 (*movdf_softfloat32): Make all alternatives "#";
1223 (movdi): Use the new DIFD mode iterator to create a common splitter
1224 for movdi, movdf and movdd patterns.
1226 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1228 * common.opt (dumpdir): Remove redundant tab.
1230 2010-03-17 Martin Jambor <mjambor@suse.cz>
1232 PR tree-optimization/43347
1233 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1234 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1236 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1238 PR rtl-optimization/42216
1239 * regrename.c (create_new_chain): New function, broken out from...
1240 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1241 appending a use to an empty chain.
1242 (build_def_use): Remove previous changes that convert OP_INOUT to
1243 OP_OUT operands; instead detect the case where an OP_INOUT operand
1244 uses a previously untracked register and create an empty chain for it.
1246 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1248 * doc/extend.texi (Function Attributes): Rewrite unfinished
1249 sentence in ms_abi documentation.
1251 2010-03-17 Alan Modra <amodra@gmail.com>
1253 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1254 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1255 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1256 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1258 2010-03-16 Richard Henderson <rth@redhat.com>
1261 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1262 (lower_try_finally): Save and restore eh_seq around the expansion
1265 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1267 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1268 statements before splitting block.
1270 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1272 * doc/sourcebuild.texi (Testsuites): Fix markup.
1273 Use pathnames relative to gcc/testsuite.
1274 (Test Directives): Move description of how timeout is determined.
1275 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1276 (C Tests): Correct gcc.misc-tests directory.
1277 Framework tests now live in gcc.test-framework.
1279 2010-03-16 Richard Guenther <rguenther@suse.de>
1282 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1283 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1285 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1286 Alexandre Oliva <aoliva@redhat.com>
1288 PR tree-optimization/42917
1289 * lambda-code.c (remove_iv): Skip debug statements.
1290 (lambda_loopnest_to_gcc_loopnest): Likewise.
1291 (not_interesting_stmt): Debug statements are not interesting.
1293 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1297 * cselib.c (cselib_preserve_constants,
1298 cfa_base_preserved_val): New static variables.
1299 (preserve_only_constants): New function.
1300 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1301 clear its REG_VALUES. If cselib_preserve_constants, don't
1302 empty the whole hash table, but preserve there VALUEs with constants,
1303 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1304 (cselib_preserve_cfa_base_value): New function.
1305 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1306 (cselib_init): Change argument to int bitfield. Set
1307 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1309 (cselib_finish): Clear cselib_preserve_constants and
1310 cfa_base_preserved_val.
1311 * cselib.h (enum cselib_record_what): New enum.
1312 (cselib_init): Change argument to int.
1313 (cselib_preserve_cfa_base_value): New prototype.
1314 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1315 * dse.c (dse_step1): Likewise.
1316 * cfgcleanup.c (thread_jump): Likewise.
1317 * sched-deps.c (sched_analyze): Likewise.
1318 * gcse.c (local_cprop_pass): Likewise.
1319 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1320 If FN is non-NULL, call the callback always and whenever it returns
1321 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1322 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1323 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1324 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1325 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1326 * var-tracking.c: Include recog.h.
1327 (bb_stack_adjust_offset): Remove.
1328 (vt_stack_adjustments): Don't call it, instead just gather the
1329 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1330 (adjust_stack_reference): Remove.
1331 (compute_cfa_pointer): New function.
1332 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1333 (struct adjust_mem_data): New type.
1334 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1336 (get_address_mode): New function.
1337 (replace_expr_with_values): Use it.
1338 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1339 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1340 (adjust_sets): Remove.
1341 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1342 Use get_address_mode.
1343 (get_adjusted_src): Remove.
1344 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1345 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1346 (add_with_sets): Don't call adjust_sets.
1347 (fp_setter, vt_init_cfa_base): New functions.
1348 (vt_initialize): Change return type to bool. Move most of pool etc.
1349 initialization to the beginning of the function from end. Pass
1350 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1351 If !frame_pointer_needed, call vt_stack_adjustment before mos
1352 vector is filled, call vt_init_cfa_base if argp/framep has been
1353 eliminated to sp. If frame_pointer_needed and argp/framep has
1354 been eliminated to hard frame pointer, set
1355 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1356 encountering fp setter in the prologue. For MO_ADJUST, call
1357 log_op_type before pusing the op into mos vector, not afterwards.
1358 Call adjust_insn before cselib_process_insn/add_with_sets,
1359 call cancel_changes (0) afterwards.
1360 (variable_tracking_main_1): Adjust for vt_initialize calling
1361 vt_stack_adjustments and returning whether it succeeded or not.
1363 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1365 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1368 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1370 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1372 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1373 drap_reg has not been set.
1375 2010-03-15 Michael Matz <matz@suse.de>
1378 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1379 use it to expand block copies.
1380 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1381 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1382 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1384 2010-03-15 Richard Guenther <rguenther@suse.de>
1386 PR tree-optimization/43367
1387 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1390 2010-03-15 Richard Guenther <rguenther@suse.de>
1392 PR tree-optimization/43317
1393 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1395 2010-03-15 Martin Jambor <mjambor@suse.cz>
1397 PR tree-optimization/43141
1398 * tree-sra.c (create_abstract_origin): New function.
1399 (modify_function): Call create_abstract_origin.
1401 2010-03-15 Chris Demetriou <cgd@google.com>
1403 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1406 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1409 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1410 call insert_out_of_ssa_copy for default definitions.
1412 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1414 * graphite-clast-to-gimple.c (my_long_long): Defined.
1415 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1416 * graphite-sese-to-poly.c (my_long_long): Defined.
1417 (scop_ivs_can_be_represented): Use it.
1419 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1421 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1422 graphite-max-bbs-per-function, and loop-block-tile-size.
1423 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1425 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1427 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1429 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1430 forward declaration.
1431 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1432 (add_upper_bounds_from_estimated_nit): New.
1433 (build_loop_iteration_domains): Use it.
1435 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1437 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1439 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1442 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1443 should be an INTEGER_CST. Also handle CASE_CONVERT.
1445 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1447 * graphite.c (graphite_initialize): To bound the number of bbs per
1448 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1449 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1450 * doc/invoke.texi: Document it.
1452 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1454 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1455 * graphite-sese-to-poly.h (build_poly_scop): Same.
1457 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1459 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1460 the number of parameters in the scop. Use as an upper bound
1461 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1462 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1463 * doc/invoke.texi: Document it.
1465 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1467 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1468 * doc/c-tree.texi: Remove.
1469 * doc/generic.texi: Merge c-tree.texi here.
1470 * doc/gccint.texi (Trees): Remove menu entry.
1471 (c-tree.texi): Remove @include.
1472 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1473 * doc/languages.texi (Reading RTL): Ditto.
1475 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1478 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1480 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1483 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1484 code added to work around reload clobbering CONST insns.
1486 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1488 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1489 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1490 (cselib_preserve_only_values): Remove retain argument, don't
1491 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1492 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1493 * var-tracking.c (micro_operation): Move insn field before union.
1494 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1495 (struct variable_tracking_info_def): Remove n_mos field, change
1496 mos into a vector of micro_operations.
1497 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1498 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1499 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1500 changing into a vector.
1501 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1502 come before all other uops generated by add_stores.
1503 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1505 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1506 a vector. Run just one pass over the bbs instead of separate counting
1507 and computation phase.
1508 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1511 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1512 into *nonlocalized_list vector.
1513 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1514 even if origin is non-NULL.
1515 (gen_variable_die): Likewise.
1516 (process_scope_var): Don't change origin.
1517 (gen_decl_die): Likewise.
1518 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1519 before adding new edges instead of after it, fix moving over
1522 2010-03-11 David S. Miller <davem@davemloft.net>
1524 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1526 * configure: Rebuild.
1528 2010-03-11 Martin Jambor <mjambor@suse.cz>
1530 PR tree-optimization/43257
1531 * tree.c (assign_assembler_name_if_neeeded): New function.
1532 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1534 * tree.h (assign_assembler_name_if_neeeded): Declare.
1535 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1536 the function if needed.
1538 2010-03-11 Chris Demetriou <cgd@google.com>
1540 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1541 include/stdint-gcc.h, and include/stdint.h world-readable.
1543 2010-03-11 Richard Guenther <rguenther@suse.de>
1545 PR tree-optimization/43255
1546 * tree-vrp.c (process_assert_insertions_for): Do not insert
1547 asserts for trivial conditions.
1549 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1551 PR tree-optimization/43280
1552 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1553 generation. Move calculation of size out of the if branch.
1554 (find_bswap): Modify compare number generation.
1556 2010-03-11 Richard Guenther <rguenther@suse.de>
1559 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1560 (input_gimple_stmt): Fixup handled component types during
1561 operand read. Also fix up decls in ADDR_EXPRs.
1563 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1565 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1566 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1568 2010-03-10 Jan Hubicka <jh@suse.cz>
1571 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1572 * varasm.c (get_variable_section): Don't do that here...
1573 (make_decl_rtl): ... and here.
1574 (do_assemble_alias): Produce decl RTL.
1575 (assemble_alias): Likewise.
1577 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1580 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1581 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1583 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1584 (based_loc_descr): Only express drap or vdrap regno based expressions
1585 using DW_OP_fbreg when not optimizing.
1586 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1587 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1588 REG_CFA_SET_VDRAP note.
1590 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1592 PR tree-optimization/43236
1593 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1594 error in calculation of base address in reverse iteration case.
1595 (generate_builtin): Take number of latch executions if the statement
1598 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1601 * tree-eh.c: Include pointer-set.h.
1602 (lower_eh_dispatch): Filter out duplicate case labels and
1603 remove the unneeded edge when the label is unused. Return
1604 true when some edges are removed.
1605 (execute_lower_eh_dispatch): When any lowering resulted in
1606 removing an edge, also delete unreachable blocks.
1608 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1611 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1612 UNSPEC_MACHOPIC_OFFSET.
1614 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1617 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1618 (m68k_delegitimize_address): New function.
1620 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1623 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1626 * var-tracking.c (adjust_sets): New function.
1627 (count_with_sets, add_with_sets): Use it.
1628 (get_adjusted_src): New inline function.
1629 (add_stores): Use it.
1632 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1633 call cselib_dummy_expand_value_rtx_cb instead of
1634 cselib_expand_value_rtx_cb.
1637 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1638 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1639 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1640 and .cfi_endproc around the pic thunks.
1641 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1642 all queued unwind info register saves are saved before the call.
1643 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1644 considered as sp-=4 for unwind info and the pop as sp+=4 which
1645 also clobbers dest, but doesn't actually restore it.
1648 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1649 RTX_FRAME_RELATED_P.
1651 2010-03-09 Jie Zhang <jie@codesourcery.com>
1653 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1654 whitespaces in output template.
1656 2010-03-09 Jie Zhang <jie@codesourcery.com>
1658 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1661 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1663 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1664 builtins.exp in a separate job.
1666 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1668 * graphite-sese-to-poly.c (add_param_constraints): Use
1669 lower_bound_in_type and upper_bound_in_type.
1671 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1673 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1674 instead of unsigned_type_node.
1676 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1677 Reza Yazdani <reza.yazdani@amd.com>
1680 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1681 on pointer type parameters.
1683 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1687 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1688 handle conversions from pointer to integers.
1689 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1690 induction variable, to be able to work with code generated by CLooG.
1691 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1692 (build_poly_scop): Bail out if we cannot codegen a loop.
1694 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1696 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1697 code generation with gloog_error.
1699 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1701 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1702 Call fold_convert on all the returned values.
1703 (expand_scalar_variables_expr): Pass to
1704 expand_scalar_variables_ssa_name the type of the resulting expression.
1706 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1708 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1709 ppl_min_for_le_pointset.
1710 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1711 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1713 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1715 * graphite-dependences.c (map_into_dep_poly): Removed.
1716 (dependence_polyhedron_1): Use combine_context_id_scat.
1718 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1720 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1721 (struct poly_bb): Same.
1722 (combine_context_id_scat): New.
1724 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1727 * sese.c (name_defined_in_loop_p): Return false for default
1730 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1732 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1733 and clean up the logic.
1735 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1737 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1740 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1742 * var-tracking.c (remove_cselib_value_chains): Define only for
1744 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1745 delete_slot_part, emit_notes_for_differences_1): Don't call
1746 remove_cselib_value_chains here.
1747 (set_slot_part, emit_notes_for_differences_2): Don't call
1748 add_cselib_value_chains here.
1749 (preserved_values): New vector.
1750 (preserve_value): New function.
1751 (add_uses, add_stores, vt_add_function_parameters): Use it
1752 instead of cselib_preserve_value.
1753 (changed_values_stack): New vector.
1754 (check_changed_vars_0): New function.
1755 (check_changed_vars_1, check_changed_vars_2): Use it.
1756 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1757 changed_values_stack VALUEs.
1758 (vt_emit_notes): For all preserved_values call
1759 add_cselib_value_chains. If ENABLE_CHECKING call
1760 remove_cselib_value_chains before verifying value_chains is empty.
1761 Initialize and free changed_values_stack.
1762 (vt_initialize): Initialize preserved_values.
1763 (vt_finalize): Free preserved_values.
1765 2010-03-08 Richard Guenther <rguenther@suse.de>
1767 PR tree-optimization/43269
1768 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1771 2010-03-08 Martin Jambor <mjambor@suse.cz>
1773 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1774 (ipa_is_param_called): Removed.
1775 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1776 (ipa_print_node_params): Do not print the called flag.
1777 (ipa_write_node_info): Do not stream the called flag.
1778 (ipa_read_node_info): Likewise.
1780 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1783 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1784 * cselib.c (struct expand_value_data): Add dummy field.
1785 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1787 (cselib_dummy_expand_value_rtx_cb): New function.
1788 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1790 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1791 * var-tracking.c: Include pointer-set.h.
1792 (variable): Change n_var_parts to char from int. Add
1793 cur_loc_changed and in_changed_variables fields.
1794 (variable_canonicalize): Remove.
1795 (shared_var_p): New inline function.
1796 (unshare_variable): Maintain cur_loc_changed and
1797 in_changed_variables fields. If var was in changed_variables,
1798 replace it there with new_var. Just copy cur_loc instead of
1799 resetting it to something else.
1800 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1801 (dataflow_set_union): Don't call variable_canonicalize.
1802 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1803 of their DEBUG_EXPR_TREE_DECLs.
1804 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1805 and in_changed_variables and cur_loc_changed is false.
1806 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1807 and cur_loc_changed. Don't update cur_loc here.
1808 (variable_merge_over_src): Don't call variable_canonicalize.
1809 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1810 removing loc that is equal to cur_loc, clear cur_loc,
1811 set cur_loc_changed and ensure variable_was_changed is called.
1812 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1813 compare pointers in cur_loc check, if it is equal to loc,
1814 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1815 (variable_different_p): Remove compare_current_location argument,
1816 don't compare cur_loc.
1817 (dataflow_set_different_1): Adjust variable_different_p caller.
1818 (variable_was_changed): If dv had some var in changed_variables
1819 already, reset in_changed_variables flag for it and propagate
1820 cur_loc_changed over to the new variable. On empty var
1821 always set cur_loc_changed. Set in_changed_variables on whatever
1822 var is added to changed_variables.
1823 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1824 Use shared_var_p. When removing loc that is equal to cur_loc,
1825 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1826 end, don't set it to something else, just call variable_was_changed.
1827 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1828 loc being removed, clear cur_loc and set cur_loc_changed.
1829 Set cur_loc_changed if all locations have been removed.
1830 (struct expand_loc_callback_data): New type.
1831 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1832 allocated. Always create SUBREGs if simplify_subreg failed.
1833 Prefer to use cur_loc, when that fails and still in
1834 changed_variables (and seen first time) recompute it. Set
1835 cur_loc_changed of variables which had to change cur_loc and
1836 compute elcd->cur_loc_changed if any of the subexpressions used
1837 had to change cur_loc.
1838 (vt_expand_loc): Adjust to pass arguments in
1839 expand_loc_callback_data structure.
1840 (vt_expand_loc_dummy): New function.
1841 (emitted_notes): New variable.
1842 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1843 that weren't used for any other decl in current
1844 emit_notes_for_changes call call vt_expand_loc_dummy to update
1845 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1846 first loc_chain location if NULL before. Always use just
1847 cur_loc instead of first loc_chain location. When cur_loc_changed
1848 is false, when not --enable-checking=rtl just don't emit any note.
1849 When rtl checking, compute the note and assert it is the same
1850 as previous note. Clear cur_loc_changed and in_changed_variables
1851 at the end before removing from changed_variables.
1852 (check_changed_vars_3): New function.
1853 (emit_notes_for_changes): Traverse changed_vars to call
1854 check_changed_vars_3 on each changed var.
1855 (emit_notes_for_differences_1): Clear cur_loc_changed and
1856 in_changed_variables. Recompute cur_loc of new_var.
1857 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1858 (vt_emit_notes): Initialize and destroy emitted_notes.
1860 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1862 PR rtl-optimization/42220
1863 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1864 Use verify_reg_tracked to determine if we should use OP_OUT rather
1866 (build_def_use): If we see an in-out operand for a register that we
1867 know nothing about, treat is an output if possible, fail the block if
1870 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1873 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1876 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1879 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1880 uses of relevant DEFs that are dead outside the loop too.
1882 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1884 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1886 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1888 * var-tracking.c (values_to_unmark): New variable.
1889 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1890 values_to_unmark vector. Moved body to...
1891 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1892 instead queue it into values_to_unmark vector.
1893 (vt_find_locations): Free values_to_unmark vector.
1895 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1897 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1898 (site.exp): Export them when plugins are enabled.
1900 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1903 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1905 (chrec_fold_multiply): Same.
1907 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1910 * c-decl.c (build_compound_literal): Return early if init is
1913 2010-03-04 Martin Jambor <mjambor@suse.cz>
1915 PR tree-optimization/43164
1916 PR tree-optimization/43191
1917 * tree-sra.c (type_consists_of_records_p): Reject records with
1918 zero-size bit-fields at the end.
1920 2010-03-04 Mike Stump <mikestump@comcast.net>
1922 * Makefile.in (TAGS): Remove *.y.
1924 2010-03-04 Richard Guenther <rguenther@suse.de>
1926 PR tree-optimization/40761
1927 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1929 (my_rev_post_order_compute): New function.
1930 (init_pre): Call it.
1932 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1935 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1936 decrease the cost of an IV candidate when the cost is infinite.
1938 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1940 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1941 Use '3DNow!' for the extension of that name, ensure normal space
1943 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1945 2010-03-03 Jeff Law <law@redhat.com>
1947 * PR middle-end/32693
1948 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1949 than gen_rtx_SUBREG.
1950 (extract_bit_field_1): Likewise.
1952 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1954 * doc/sourcebuild.texi (Test directives): Document that arguments
1955 include-opts and exclude-opts are now optional for dg-skip-if,
1956 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1958 2010-03-03 Jason Merrill <jason@redhat.com>
1961 * cgraph.h (varpool_node): Add extra_name field.
1962 * varpool.c (varpool_extra_name_alias): New.
1963 (varpool_assemble_decl): Emit extra name aliases.
1964 (varpool_mark_needed_node): Look past an extra name alias.
1965 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1966 * lto-streamer-in.c (lto_input_tree): Read it.
1967 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1969 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1971 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1972 (sparc*-*-solaris2*): ...this.
1974 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1977 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1978 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1979 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1980 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1983 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1984 fallthrough to default handling, just with want_address 0 instead of 2.
1985 For single element lists, add_AT_loc directly, otherwise create an
1986 artificial variable DIE and stick location list to it.
1989 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1990 (VAL_EXPR_HAS_REVERSE): Define.
1991 (reverse_op): New function.
1992 (add_stores): For reversible operations add an extra MO_VAL_USE.
1994 2010-03-02 Jason Merrill <jason@redhat.com>
1996 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1998 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2000 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2001 (sparc64-*-linux*): Likewise.
2002 (sparc64-*-solaris2*): Include assembler files before linker ones.
2003 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2004 * config/sparc/gas.h: Delete.
2005 * config/sparc/sol2-64.h: Add copyright notice.
2006 * config/sparc/sol2-gas-bi.h: Likewise.
2007 * config/sparc/sol2-gld.h: Likewise.
2008 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2009 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2010 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2011 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2012 (sparc_elf_asm_named_section): Rename into...
2013 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2015 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2017 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2019 2010-03-02 Jeff Law <law@redhat.com>
2022 * reload1.c (rtx_p, substitute_stack): Declare.
2023 (substitute): Record addresses of changed rtxs.
2024 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2025 Restore the original rtx when complete.
2026 (reload): Free subsitute_stack when complete.
2028 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2030 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2031 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2033 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2034 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2035 Torture Tests): Change from subsection to section.
2037 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2038 Steven Bosscher <steven@gcc.gnu.org>
2040 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2043 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2046 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2047 the assignment from the new induction variable to the assignment
2048 of the value from the original loop PHI function.
2050 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2051 Daniel Jacobowitz <dan@codesourcery.com>
2053 * doc/sourcebuild.texi (Test directives): Clarify options to
2056 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2058 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2059 Disable cfi directives unless GCC and gas agree on using read-only
2060 .eh_frame sections for 64-bit.
2061 * configure: Regenerate.
2063 2010-03-01 Richard Guenther <rguenther@suse.de>
2065 PR tree-optimization/43220
2066 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2067 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2069 2010-03-01 Richard Guenther <rguenther@suse.de>
2070 Martin Jambor <mjambor@suse.cz>
2073 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2074 gimplified parameters.
2076 2010-03-01 Christian Bruel <christian.bruel@st.com>
2078 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2080 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2082 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2084 2010-03-01 Richard Guenther <rguenther@suse.de>
2087 * expr.c (expand_assignment): Use the alias-oracle to tell
2088 if the rhs aliases the result decl.
2090 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2093 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2094 to sol_gt_pch_get_address.
2095 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2096 64-bit, SPARC and x86.
2097 (sol_gt_pch_get_address): New function.
2099 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2101 * toplev.h (inform_n, error_n): Declare.
2102 * diagnostic.c (inform_n, error_n): New function.
2104 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2106 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2107 has no rtl yet when processing local_decls, queue it and recheck
2108 if deferred stack allocation hasn't assigned it rtl.
2110 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2112 * config/sh/sh.c (unspec_bbr_uid): New.
2113 (gen_block_redirect): Use it instead of INSN_UID.
2114 (gen_far_branch): Likewise.
2116 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2118 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2119 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2121 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2123 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2124 (Warning Options): -Wno-conversion-null is valid for
2125 Objective-C++ as well.
2126 * doc/tm.texi (Named Address Spaces): Likewise.
2127 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2128 * doc/tree-ssa.texi (Tree SSA): Likewise.
2130 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2133 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2134 by default. Don't set the default arch for
2135 i[34567]86-*-darwin*|x86_64-*-darwin*.
2137 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2140 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2141 default. Set the default 32bit/64bit archs with $with_arch
2142 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2144 2010-02-27 Richard Guenther <rguenther@suse.de>
2146 PR tree-optimization/43186
2147 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2148 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2149 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2150 unroller iterations.
2152 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2154 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2155 required and i[34567]86-*-* targets don't support 64bit ISA.
2157 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2160 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2163 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2165 * config.gcc: Set the default arch at least to Prescott for
2166 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2167 if SSE math is enabled.
2169 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2171 * diagnostic.c (diagnostic_initialize): Update.
2172 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2174 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2175 (diagnostic_inhibit_notes): New.
2176 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2178 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2181 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2182 * doc/standards.texi: Likewise.
2183 * doc/extend.texi: Likewise.
2184 * doc/trouble.texi: Likewise.
2185 * doc/cppopts.texi: Likewise.
2186 * doc/install.texi: Likewise.
2187 * c.opt (std=c90,std=gnu90): New options.
2188 * c-opts.c (c_common_handle_option): Handle them.
2190 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2193 * c-decl.c (undeclared_variable): Use an informative note.
2195 2010-02-26 Richard Guenther <rguenther@suse.de>
2197 PR tree-optimization/43186
2198 * gimple.h (gimple_fold): Remove.
2199 * gimple.c (gimple_fold): Remove. Inline into single user ...
2200 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2201 Try harder for conditions.
2203 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2206 * function.c (used_types_insert): Don't skip through named pointer
2207 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2208 and it is different from the main variant's type.
2210 2010-02-26 Nick Clifton <nickc@redhat.com>
2212 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2214 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2216 * config.gcc: Support --with-fpmath=sse for x86.
2218 * config/i386/ssemath.h: New.
2220 * doc/install.texi (--with-fpmath=sse): Documented.
2222 2010-02-26 Richard Guenther <rguenther@suse.de>
2224 PR tree-optimization/43188
2225 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2226 vector types of over-aligned element type.
2228 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2231 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2232 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2234 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2236 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2238 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2240 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2241 * var-tracking.c: Include diagnostic.h.
2242 (debug_dv): New function.
2243 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2246 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2247 (add_value_chain, add_value_chains, remove_value_chain,
2248 remove_value_chains): Handle DEBUG_EXPRs.
2249 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2252 * regcprop.c (struct queued_debug_insn_change): New type.
2253 (struct value_data_entry): Add debug_insn_changes field.
2254 (struct value_data): Add n_debug_insn_changes field.
2255 (debug_insn_changes_pool): New variable.
2256 (free_debug_insn_changes, apply_debug_insn_changes,
2257 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2258 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2259 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2261 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2263 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2264 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2265 changes, call cprop_find_used_regs via note_stores.
2266 (copyprop_hardreg_forward): When copying vd from predecessor
2267 which has any queued DEBUG_INSN changes, make sure the pointers are
2268 cleared. At the end call df_analyze and then if there are any
2269 DEBUG_INSN changes queued at the end of some basic block for still
2270 live registers, apply them.
2271 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2273 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2275 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2278 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2280 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2281 targets. Set the default with_cpu/with_arch from arch/cpu.
2282 Allow x86-64 and native for with_cpu/with_arch.
2284 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2286 * ebitmap.c: Change calls to verify_popcount with calls to
2287 sbitmap_verify_popcount.
2288 (ebitmap_clear_bit): Fixed map->cacheindex test and
2289 map>cache update when bit clearing results in an empty
2292 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2295 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2296 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2297 and support both V2DF and V2DI modes.
2298 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2299 support both V2DF and V2DI modes.
2300 (general): Delete trailing whitespace from a few patterns.
2302 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2303 V2DF/V2DI interleave high/low builtins.
2305 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2308 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2309 interleave high/low functions.
2311 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2313 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2314 #pragma extern_prefix.
2316 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2319 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2320 BLKmode, assert op0 is a MEM and just adjust its mode.
2323 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2324 if bitpos isn't multiple of mode's bitsize.
2326 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2328 * c.opt (-ftemplate-depth=): New.
2329 (-ftemplate-depth-): Deprecate.
2330 * optc-gen.awk: Handle -ftemplate-depth=.
2331 * opth-gen.awk: Likewise.
2332 * c-opts.c (c_common_handle_option): Likewise.
2333 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2335 2010-02-24 Jason Merrill <jason@redhat.com>
2337 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2339 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2341 * cfg.c (alloc_aux_for_block): Remove inline.
2342 (alloc_aux_for_edge): Likewise.
2344 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2346 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2348 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2350 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2351 * config/i386/sol2-gas.h: New file.
2352 * config.gcc (i[34567]86-*-solaris2*): Use it.
2354 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2357 * c-typeck.c (ep_convert_and_check): New.
2358 (build_conditional_expr): Use it.
2359 (build_binary_op): Likewise.
2361 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2363 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2366 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2367 bounds even for -O+.
2368 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2369 expr needs to have DECL_NAME set.
2371 2010-02-24 Nick Clifton <nickc@redhat.com>
2373 * config/mep/mep.c: Include gimple.h.
2374 (mep_function_uses_sp): Delete unused function.
2375 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2376 parameters. Use unsigned integers to count args. Return a
2377 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2379 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2382 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2383 greater or equal to nelt instead of 2 * nelt.
2384 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2387 2010-02-23 Jason Merrill <jason@redhat.com>
2390 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2391 in cfun->local_decls even if they have register types.
2394 * stor-layout.c (place_field): Don't warn about unnecessary
2395 DECL_PACKED if the type is packed.
2397 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2400 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2401 GOTOFF relocs, even when the base reg isn't pic pointer.
2403 2010-02-23 Michael Matz <matz@suse.de>
2406 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2407 (expand_gimple_basic_block): Generate and use debug temps if there
2408 are debug uses left after the last real use of TERed ssa names.
2409 Unlink debug immediate uses when they are expanded.
2411 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2414 * config/i386/i386.c (override_options): Reorganise to provide
2415 better error messages.
2417 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2420 * graphite-scop-detection.c (create_single_exit_edge): Move
2421 the call to find_single_exit_edge to....
2422 (create_sese_edges): ...here. Don't handle multiple edges
2423 exiting the function.
2424 (build_graphite_scops): Don't handle multiple edges
2425 exiting the function.
2427 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2430 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2431 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2433 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2436 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2438 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2441 * c-typeck.c (convert_arguments): Print declaration location.
2442 * c-common.c (validate_nargs): Rename as
2443 builtin_function_validate_nargs.
2444 (check_builtin_function_arguments): Update.
2446 2010-02-22 Richard Guenther <rguenther@suse.de>
2449 * tree-inline.c (declare_return_variable): Use the type of
2450 the call stmt lhs if available.
2452 2010-02-22 Duncan Sands <baldrick@free.fr>
2454 * passes.c (register_pass): Always consider all pass lists when
2455 ref_pass_instance_number is zero.
2457 2010-02-22 Richard Guenther <rguenther@suse.de>
2459 PR tree-optimization/42749
2460 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2461 parameter. Do arithmetic in the original type.
2462 (update_accumulator_with_ops): Likewise.
2463 (adjust_accumulator_values): Adjust.
2465 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2467 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2468 (QI to BLKmode splitter): New splitter.
2470 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2472 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2473 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2475 2010-02-22 Richard Guenther <rguenther@suse.de>
2477 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2479 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2481 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2482 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2483 ($(T)crti.o, $(T)crtn.o): Remove rules.
2485 2010-02-21 Tobias Burnus <burnus@net-b.de>
2488 * doc/invoke.texi (-fassociative-math): Document that this
2489 option is automatically enabled for Fortran.
2491 2010-02-20 David S. Miller <davem@davemloft.net>
2493 * configure.ac: Test if linker and assembler properly support
2494 GOTDATA_OP relocations.
2495 * configure: Rebuild.
2496 * config.in: Likewise.
2497 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2498 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2499 (movsi_high_pic): Likewise.
2500 (movdi_lo_sum_pic): Likewise.
2501 (movdi_high_pic): Likewise.
2502 (movsi_pic_gotdata_op): New pattern.
2503 (movdi_pic_gotdata_op): Likewise.
2504 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2505 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2507 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2510 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2511 attribute to ssemul.
2512 (xop_mulv2div2di3_high): Ditto.
2514 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2517 * c.opt (Wconversion-null): New option.
2518 * doc/invoke.texi (Wconversion-null): Document.
2520 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2522 * common.opt (Wlarger-than-): Add Undocumented.
2524 2010-02-19 Mike Stump <mikestump@comcast.net>
2526 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2528 2010-02-19 Jason Merrill <jason@redhat.com>
2531 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2532 * configure: Likewise.
2534 2010-02-20 Alan Modra <amodra@gmail.com>
2537 * cgraph.h (cgraph_make_decl_local): Declare.
2538 * cgraph.c (cgraph_make_decl_local): New function.
2539 (cgraph_make_node_local): Use it.
2540 * cgraphunit.c (cgraph_function_versioning): Likewise.
2541 * ipa.c (function_and_variable_visibility): Likewise.
2543 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2546 * except.c (sjlj_emit_function_enter): Don't call
2547 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2549 * rtl.h (add_reg_br_prob_note): Remove prototype.
2551 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2554 * c-common.c (conversion_warning): Remove widening conversions
2555 before checking the conversion of integers to reals.
2557 2010-02-19 Mike Stump <mikestump@comcast.net>
2560 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2563 * cgraphunit.c (process_function_and_variable_attributes): Check
2564 DECL_PRESERVE_P instead of looking up attribute "used".
2565 * ipa-pure-const.c (check_decl): Likewise.
2566 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2567 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2568 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2569 instead of attribute "used".
2570 * config/sol2-c.c (solaris_pragma_init): Likewise.
2571 (solaris_pragma_fini): Likewise.
2573 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2575 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2576 Use XCNEW instead of xcalloc.
2577 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2578 XNEW instead of xmalloc.
2579 (get_fields): Use XNEWVEC instead of xmalloc.
2582 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2583 populate vars array.
2584 (create_new_general_access): For debug stmts just reset value.
2585 (get_stmt_accesses): For accesses within debug stmts just record them
2586 using add_access_to_acc_sites instead of preventing the peeling or
2587 counting them as accesses.
2590 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2592 2010-02-19 Richard Guenther <rguenther@suse.de>
2594 PR tree-optimization/42916
2595 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2598 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2600 * configure.ac: Replace all uses of changequote in macro arguments
2601 with proper quoting.
2603 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2606 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2608 2010-02-19 Richard Guenther <rguenther@suse.de>
2610 PR tree-optimization/42944
2611 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2612 test for aliasing with errno.
2614 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2617 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2618 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2619 * dojump.c: Include output.h.
2620 (inv): New inline function.
2621 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2622 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2623 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2624 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2625 argument, pass it down to other calls.
2626 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2627 add REG_BR_PROB note to the conditional jump.
2628 * cfgexpand.c (add_reg_br_prob_note): Removed.
2629 (expand_gimple_cond): Don't call it, add the probability
2630 as last argument to jumpif_1/jumpifnot_1.
2631 * Makefile.in (dojump.o): Depend on output.h.
2632 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2634 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2635 * stmt.c (do_jump_if_equal): Likewise.
2636 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2637 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2638 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2640 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2641 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2642 jumpifnot_1 callers.
2643 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2645 (store_expr): Adjust jumpifnot caller.
2646 (store_constructor): Adjust jumpif caller.
2649 * gimplify.c (gimple_boolify): For __builtin_expect call
2650 gimple_boolify also on its first argument.
2652 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2654 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2656 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2657 * configure: Regenerated.
2659 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2661 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2662 lang_hooks.types_compatible_p instead of comptypes.
2664 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2666 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2667 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2668 if __prefer_thumb__ is defined.
2670 2010-02-18 Martin Jambor <mjambor@suse.cz>
2672 PR tree-optimization/43066
2673 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2674 array with zero-sized element type.
2676 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2678 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2679 rtx, allocate struct var_loc_node here and return it to the
2680 caller, and only if it is actually needed.
2681 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2682 move it earlier and return immediately if it returns NULL.
2684 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2686 * config/sparc/gas.h: New file. Restore
2687 TARGET_ASM_NAMED_SECTION to its ELF default.
2688 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2690 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2691 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2692 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2693 after sparc/sysv4.h.
2695 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2697 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2699 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2701 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2702 patterns from predicated pattern.
2704 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2707 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2708 for insn mnemonic suffix.
2710 2010-02-17 Richard Guenther <rguenther@suse.de>
2712 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2715 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2718 * caller-save.c (save_call_clobbered_regs): If BB ends with
2719 a DEBUG_INSN, move any notes in between last real insn and the last
2720 DEBUG_INSN after the last DEBUG_INSN.
2722 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2724 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2725 Fix return type. Fix argument type. Explain meaning of return value.
2727 2010-02-16 Richard Guenther <rguenther@suse.de>
2729 PR tree-optimization/41043
2730 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2731 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2733 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2735 2010-02-16 Ira Rosen <irar@il.ibm.com>
2737 PR tree-optimization/43074
2738 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2739 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2740 vectorizable cycles in hybrid SLP check.
2741 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2743 2010-02-16 Richard Guenther <rguenther@suse.de>
2745 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2746 (true_dependence): If memrefs_conflict_p computes must-alias
2747 trust it. Move TBAA check after offset-based disambiguation.
2748 (canon_true_dependence): Likewise.
2750 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2752 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2753 * doc/invoke.texi: Document it.
2754 * var-tracking.c: Include toplev.h and params.h.
2755 (vt_find_locations): Return bool indicating success. Compute
2756 hash sizes unconditionally. Check new parameter, report.
2757 (variable_tracking_main_1): Check vt_find_locations results and
2758 retry. Renamed from...
2759 (variable_tracking_main): ... this. New wrapper to preserve
2760 flag_var_tracking_assignments.
2761 * Makefile.in (var-tracking.o): Adjust dependencies.
2763 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2764 Jakub Jelinek <jakub@redhat.com>
2767 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2768 if weak_import attribute is present.
2769 * config/darwin.c (machopic_select_section): Likewise.
2771 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2773 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2774 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2775 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2776 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2778 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
2781 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2784 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2785 Rewrite text to refer to the names.
2787 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2789 * config/i386/i386-builtin-types.def
2790 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2791 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2792 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2793 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2794 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2795 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2796 IX86_BUILTIN_VPERMIL2PS256.
2797 (MULTI_ARG_4_DF2_DI_I): Defined.
2798 (MULTI_ARG_4_DF2_DI_I1): Defined.
2799 (MULTI_ARG_4_SF2_SI_I): Defined.
2800 (MULTI_ARG_4_SF2_SI_I1): Defined.
2801 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2802 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2803 __builtin_ia32_vpermil2ps256.
2804 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2805 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2806 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2807 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2808 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2809 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2810 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2811 CODE_FOR_xop_vpermil2v8sf3.
2812 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2813 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2814 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2815 (_mm256_permute2_pd): New.
2816 (_mm_permute2_ps): New.
2817 (_mm256_permute2_ps): New.
2819 2010-02-15 Nick Clifton <nickc@redhat.com>
2821 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2822 boolean parameters. Use emit_jump_insn when emitting a pop
2823 instruction containing a return insn.
2824 (push): Use 'true' rather than '1' as second parameter to F.
2825 (h8300_expand_prologue): Likewise.
2826 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2827 (h8300_expand_epilogue): Likewise.
2829 2010-02-15 Richard Guenther <rguenther@suse.de>
2832 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2835 2010-02-15 Nick Clifton <nickc@redhat.com>
2837 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2840 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2842 * intl.c (fake_ngettext): New function.
2843 * intl.h (fake_ngettext): Declare.
2844 (ngettext): Define macro.
2845 * collect2.c (notice_translated): New function.
2846 (main): Use notice_translated and ngettext.
2847 * collect2.h (notice_translated): Declare.
2849 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2851 * reorg.c (delete_computation): Comment fixes.
2852 * caller-save.c (setup_save_areas): Idem.
2853 * sel-sched-dump.c (dump_lv_set): Idem.
2856 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2858 * config/s390/s390.c (s390_sched_init): New function.
2859 (TARGET_SCHED_INIT): Target hook defined.
2861 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2862 Jack Howarth <howarth@bromo.med.uc.edu>
2863 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2866 Partial revert of unintended change in fix for PR41605.
2867 * config/darwin.h: Fix typo.
2868 * config/darwin9.h: Same.
2870 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2872 * c-pch.c (pch_init): Clear v.
2874 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2877 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2878 graphite_can_represent_init for MULT_EXPR.
2880 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2884 * graphite-sese-to-poly.c (remove_phi): New.
2885 (translate_scalar_reduction_to_array): Call remove_phi.
2887 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2890 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2891 * graphite-clast-to-gimple.h (gloog): Update declaration.
2892 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2893 * graphite-poly.h (struct poly_bb): Add missing comments.
2894 (struct scop): Add poly_scop_p field.
2896 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2897 * graphite.c (graphite_transform_loops): Build the polyhedral
2898 representation for each scop before code generation.
2899 * sese.c (rename_variables_in_operand): Removed.
2900 (rename_variables_in_expr): Return the renamed expression.
2901 (rename_sese_parameters): New.
2902 * sese.h (rename_sese_parameters): Declared.
2904 2010-02-11 Richard Guenther <rguenther@suse.de>
2906 PR tree-optimization/42998
2907 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2908 POINTER_PLUS_EXPR properly.
2910 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2911 Changpeng Fang <changpeng.fang@amd.com>
2914 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2915 the cost of an IV candidate when the IV is used in a test against zero.
2917 * gcc.dg/tree-ssa/ivopts-3.c: New.
2919 2010-02-11 Richard Guenther <rguenther@suse.de>
2922 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2923 pointer-vs-decl case by swapping refs. Handle some cases
2924 of pointer-vs-decl disambiguations more conservatively.
2925 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2926 to false after expanding.
2928 2010-02-11 Richard Guenther <rguenther@suse.de>
2931 * gcc.c (process_command): Handle LTO file@offset case more
2934 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2936 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2937 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2939 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2941 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2942 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2943 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2944 Optimize eq/ne comparisons when both arguments are known to be
2946 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2947 Don't mask operands unnecessarily if they are known to be already
2950 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2952 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2955 2010-02-10 Richard Guenther <rguenther@suse.de>
2957 PR tree-optimization/43017
2958 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2959 for wrapping signed arithmetic.
2961 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2964 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2965 if no debug info should be emitted for it.
2967 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2969 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2970 note when flag_exceptions is set.
2972 2010-02-10 Duncan Sands <baldrick@free.fr>
2974 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2976 2010-02-10 Richard Guenther <rguenther@suse.de>
2979 * tree.c (get_unwidened): Handle constants.
2980 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2982 2010-02-10 Martin Jambor <mjambor@suse.cz>
2985 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2986 check for variable argument counts independently.
2988 2010-02-10 Christian Bruel <christian.bruel@st.com>
2991 * config/sh/sh.c (find_barrier): Increase length for non delayed
2992 conditional branches.
2994 2010-02-10 Christian Bruel <christian.bruel@st.com>
2996 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2998 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3000 * builtins.c (set_builtin_user_assembler_name): Also handle
3001 ffs if int is smaller than word.
3003 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3006 * ira-conflicts.c (get_dup): Remove.
3007 (process_reg_shuffles): Add new parameter. Use it as an
3008 additional guard for copy generation.
3009 (add_insn_allocno_copies): Rewrite.
3011 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3013 * common.opt (fsched2-use-traces): Preserved for backward
3015 * doc/invoke.texi: Remove the documentation about option
3016 -fsched2-use-traces.
3017 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3018 flag_sched2_use_traces.
3019 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3020 the backward compatibility flag section.
3022 2010-02-09 Richard Guenther <rguenther@suse.de>
3024 PR tree-optimization/43008
3025 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3026 make HEAP variables initialized from global memory if they
3027 are not known builtin functions.
3028 (find_func_aliases): Adjust.
3030 2010-02-09 Richard Guenther <rguenther@suse.de>
3032 PR tree-optimization/43000
3033 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3034 arithmetic manually.
3036 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3038 PR tree-optimization/42931
3039 * tree-loop-linear.c (try_interchange_loops): Don't call
3040 double_int_mul if estimated_loop_iterations failed.
3042 2010-02-08 Martin Jambor <mjambor@suse.cz>
3045 * tree-sra.c (build_accesses_from_assign): Do not mark in
3046 should_scalarize_away_bitmap if stmt has volatile ops.
3047 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3050 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3052 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3054 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3056 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3059 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3062 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3064 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3067 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3068 to unknown_dependence.
3069 (graphite_legal_transform_dr): Handle the unknown_dependence.
3070 (graphite_carried_dependence_level_k): Same.
3072 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3074 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3076 2010-02-07 Richard Guenther <rguenther@suse.de>
3079 * expr.c (get_inner_reference): Always initialize *pbitsize.
3081 2010-02-07 Richard Guenther <rguenther@suse.de>
3084 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3085 new ARRAY_REFs on variable size element or minimal index arrays.
3087 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3088 gimple_fold_indirect_ref.
3090 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3093 * arm.c (arm_override_options): Just return if the user has specified
3094 an invalid fpu name.
3096 2010-02-03 Jason Merrill <jason@redhat.com>
3099 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3100 i386_pe_maybe_record_exported_symbol.
3102 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3105 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3106 (pa_delegitimize_address): New function.
3108 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3110 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3111 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3113 2010-02-05 Richard Guenther <rguenther@suse.de>
3116 * lto-streamer-in.c (get_resolution): Deal with references
3117 to undefined functions.
3119 2010-02-05 Richard Guenther <rguenther@suse.de>
3121 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3122 (fold_const_aggregate_ref): Likewise.
3123 (ccp_fold_stmt): Substitute loads.
3124 (maybe_fold_reference): Verify types before substituting.
3126 (fold_gimple_assign): Unshare properly.
3127 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3129 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3131 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3132 for rs6000_gen_cell_microcode.
3134 2010-02-04 Richard Guenther <rguenther@suse.de>
3136 PR rtl-optimization/42952
3137 * dse.c (const_or_frame_p): Remove MEM handling.
3139 2010-02-04 Nick Clifton <nickc@redhat.com>
3141 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3142 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3143 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3144 (mn10300_asm_output_mi_thunk): New function.
3145 (mn10300_can_output_mu_thunk): New function.
3146 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3147 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3148 (FUNCTION_ARG): Delete incorrect comment.
3150 2010-02-03 Jason Merrill <jason@redhat.com>
3153 * fold-const.c (operand_equal_p): Handle erroneous types.
3155 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3157 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3159 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3161 PR rtl-optimization/42941
3162 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3165 2010-02-03 Jason Merrill <jason@redhat.com>
3168 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3170 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3173 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3174 (cselib_reset_table): Renamed from...
3175 (cselib_reset_table_with_next_value): ... this.
3176 (cselib_get_next_uid): Renamed from...
3177 (cselib_get_next_unknown_value): ... this.
3178 * cselib.c (next_uid): Renamed from...
3179 (next_unknown_value): ... this.
3180 (cselib_clear_table): Adjust.
3181 (cselib_reset_table): Adjust. Renamed from...
3182 (cselib_reset_table_with_next_value): ... this.
3183 (cselib_get_next_uid): Adjust. Renamed from...
3184 (cselib_get_next_unknown_value): ... this.
3185 (get_value_hash): Use hash.
3186 (cselib_hash_rtx): Likewise.
3187 (new_cselib_val): Adjust. Set and dump uid.
3188 (cselib_lookup_mem): Pass next_uid as hash.
3189 (cselib_subst_to_values): Likewise.
3190 (cselib_log_lookup): Dump uid.
3191 (cselib_lookup): Pass next_uid as hash. Adjust.
3192 (cselib_process_insn): Adjust.
3193 (cselib_init): Initialize next_uid.
3194 (cselib_finish): Adjust.
3195 (dump_cselib_table): Likewise.
3196 * dse.c (canon_address): Dump value uid.
3197 * print-rtl.c (print_rtx): Print value uid.
3198 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3200 (dv_uid): New function, sort of renamed from...
3201 (dv_htab_hash): ... this, reimplemented in terms of it and...
3202 (dv_uid2hash): ... this. New.
3203 (variable_htab_eq): Drop excess assertions.
3204 (tie_break_pointers): Removed.
3205 (canon_value_cmp): Compare uids.
3206 (variable_post_merge_New_vals): Print uids.
3207 (vt_add_function_parameters): Adjust.
3208 (vt_initialize): Reset table. Adjust.
3210 2010-02-03 Richard Guenther <rguenther@suse.de>
3212 PR tree-optimization/42944
3213 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3214 (call_may_clobber_ref_p_1): Likewise. Properly handle
3215 malloc and calloc clobbering errno.
3217 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3219 * doc/invoke.texi: Fix name of sched1 dump.
3221 * opts.c (decode_options): Set flag_tree_switch_conversion
3222 only conditionally on optimize >= 2.
3224 * gcse.c: Assorted comment fixes in pass description.
3226 2010-02-03 Anthony Green <green@moxielogic.com>
3228 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3229 nop padding in order to maintain alignment of storage location of
3230 target function address.
3231 (moxie_trampoline_init): Store target function address at newly
3233 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3235 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3237 2010-02-03 Richard Guenther <rguenther@suse.de>
3240 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3242 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3244 * config.gcc: Reenable check for obsolete targets.
3245 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3246 mips-sgi-irix6.[0-4]*.
3248 2010-02-02 Nick Clifton <nickc@redhat.com>
3250 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3251 constant size of 4 as being the same as 0.
3252 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3253 can take values in the range 0..4.
3255 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3258 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3259 as _darwin10_Unwind_FindEnclosingFunction().
3260 * libgcc-libsystem.ver: New.
3262 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3265 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3266 implicitly set registers.
3268 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3270 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3271 (arm_override_options): Allow automatic selection of the thread
3272 pointer register if thumb2.
3273 (legitimize_pic_address): Improve code sequences for Thumb2.
3274 (arm_call_tls_get_addr): Likewise.
3275 (legitimize_tls_address): Likewise.
3276 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3277 (pic_load_addr_32bit): ... this. New named pattern.
3278 * thumb2.md (pic_load_addr_thumb2): Delete.
3279 (pic_load_dot_plus_four): Delete.
3280 (tls_load_dot_plus_four): New named pattern.
3282 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3285 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3286 Document fix for TLS bug.
3288 2010-01-31 Richard Guenther <rguenther@suse.de>
3290 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3291 conservatively correct.
3293 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3297 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3299 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3301 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3303 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3305 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3307 * config.gcc: Adjust order of makefile fragments for mingw targets.
3309 2010-01-31 Richard Guenther <rguenther@suse.de>
3312 * gimplify.c (gimplify_init_constructor): For volatile LHS
3313 initialize a temporary.
3315 2010-01-31 Matthias Klose <doko@ubuntu.com>
3317 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3319 * configure: Regenerate.
3321 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3323 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3324 the same alias set and their sizes different constantness.
3325 (aliasing_component_refs_p): Revert 2009-10-24 change.
3327 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3329 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3332 2010-01-29 Richard Guenther <rguenther@suse.de>
3334 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3335 Assert we successfully updated the call.
3337 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3339 PR rtl-optimization/42889
3340 * df.h (df_set_bb_dirty_nonlr): New prototype.
3341 * df-core.c (df_set_bb_dirty_nonlr): New function.
3342 * df-scan.c (df_insn_rescan): Call it instead of
3343 df_set_bb_dirty for DEBUG_INSNs.
3345 2010-01-29 Richard Guenther <rguenther@suse.de>
3348 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3349 quadratic behavior in most cases.
3351 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3354 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3355 in the call to gen_x86_movsicc_0_m1.
3357 2010-01-28 Richard Guenther <rguenther@suse.de>
3359 PR tree-optimization/42871
3360 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3362 2010-01-28 Richard Guenther <rguenther@suse.de>
3364 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3365 into call arguments.
3367 2010-01-28 Richard Guenther <rguenther@suse.de>
3370 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3371 the forwarder if the destination is an EH landing pad.
3373 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3375 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3376 block list passed to gimple_duplicate_sese_tail.
3377 (parallelize_loops): Avoid parallelization when the function
3379 Avoid parallelization when the preheader is IRREDUCIBLE.
3380 Try to optimize when estimated_loop_iterations_int is unresolved.
3381 Add the loop's location to the dump file.
3382 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3383 (gimple_duplicate_sese_tail): Remove the check for the latch.
3384 Redirect nexits to the exit block.
3385 Remove handling of the incoming edges to the latch.
3386 Redirect the backedge from the copied latch to the exit bb.
3388 2010-01-28 Michael Matz <matz@suse.de>
3391 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3392 Wrap force_reg into a sequence, emit it before user.
3394 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3396 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3398 (arm_legacy_rev): Likewise.
3399 (thumb_legacy_rev): Likewise.
3401 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3403 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3404 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3405 on MEM's address failed, try avoid_constant_pool_reference and
3406 recurse if it returned something different.
3407 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3408 address, try avoid_constant_pool_reference and recurse if it
3409 returned something different.
3410 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3411 address and avoid_constant_pool_reference returned something
3412 different, don't set have_address.
3414 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3417 * var-tracking.c (val_store): Add modified argument, obey it.
3419 (count_uses): Move down logging of main.
3420 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3421 don't need resolution.
3422 (emit_notes_in_bb): Likewise.
3424 2010-01-27 Richard Guenther <rguenther@suse.de>
3427 * tree-inline.c (remap_decl): Delay remapping of SSA name
3428 default definitions until we need them.
3430 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3432 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3433 (rs6000_delegitimize_address): New function.
3435 * config/s390/s390.c (s390_delegitimize_address): Call
3436 delegitimize_mem_from_attrs.
3439 * tree-inline.c (cannot_copy_type_1): Removed.
3440 (copy_forbidden): Don't forbid copying of functions containing
3441 records/unions with variable length fields.
3443 2010-01-27 Christian Bruel <christian.bruel@st.com>
3447 * config/sh/sh.c (find_barrier): Increase length for non delayed
3448 conditional branches.
3450 2010-01-27 Matthias Klose <doko@ubuntu.com>
3452 * configure.ac (gnu-unique-object): Fix ldd version check.
3453 * configure: Regenerate.
3455 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3457 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3459 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3460 Test for HAVE_GNU_AS value.
3462 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3464 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3465 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3466 INT64_TYPE): Define.
3467 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3468 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3469 INT_LEAST64_TYPE): Define.
3470 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3471 UINT_LEAST64_TYPE): Define.
3472 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3473 INT_FAST64_TYPE): Define.
3474 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3475 UINT_FAST64_TYPE): Define.
3476 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3477 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3478 (SIG_ATOMIC_TYPE): Define.
3480 2010-01-26 Richard Guenther <rguenther@suse.de>
3482 * df-scan.c (df_scan_set_bb_info): Remove assert.
3483 (df_insn_rescan_debug_internal): Merge asserts.
3484 (df_install_ref): Likewise.
3485 (df_mark_reg): Use bitmap_set_range.
3486 (df_hard_reg_used_p): Remove assert.
3487 (df_hard_reg_used_count): Likewise.
3489 2010-01-26 Richard Guenther <rguenther@suse.de>
3491 PR rtl-optimization/42685
3492 * web.c (web_main): Ignore DEBUG_INSNs.
3494 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3496 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
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