1 2010-04-22 David Edelsohn <edelsohn@gnu.org>
3 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
5 2010-04-22 Ira Rosen <irar@il.ibm.com>
7 PR tree-optimization/43842
8 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
9 loop unrolling in update of exit phis. Fix comment.
10 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
11 least two reduction statements in the loop before starting SLP
14 2010-04-22 Nick Clifton <nickc@redhat.com>
16 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
18 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
20 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
23 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
25 * tree-parloops.c (loop_parallel_p): New argument
26 parloop_obstack. Pass it down.
27 (parallelize_loops): New variable parloop_obstack. Initialize it,
28 pass it down, free it.
30 * tree-loop-linear.c (linear_transform_loops): Pass down
33 * tree-data-ref.h (lambda_compute_access_matrices): New argument
34 of type struct obstack *.
36 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
37 scratch_obstack. Initialize it, pass down, free it.
39 * lambda.h (lambda_loop_new): Remove.
40 (lambda_matrix_new, lambda_matrix_inverse)
41 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
42 argument of type struct obstack *.
44 * lambda-trans.c (lambda_trans_matrix_new): New argument
45 lambda_obstack. Pass it down, use obstack allocation for ret.
46 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
49 * lambda-mat.c (lambda_matrix_get_column)
50 (lambda_matrix_project_to_null): Remove.
51 (lambda_matrix_new): New argument lambda_obstack. Use obstack
53 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
56 * lambda-code.c (lambda_loop_new): New function.
57 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
58 (lambda_compute_auxillary_space, lambda_compute_target_space)
59 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
60 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
61 (build_access_matrix): New argument lambda_obstack. Use obstack
63 (lambda_compute_step_signs, lambda_compute_access_matrices): New
64 argument lambda_obstack. Pass it down.
66 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
68 * optabs.h (expand_widening_mult): Declare.
70 2010-04-22 Richard Guenther <rguenther@suse.de>
72 PR tree-optimization/43845
73 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
74 lookup the CALL_EXPR function and arguments.
76 2010-04-22 Nick Clifton <nickc@redhat.com>
78 * config/stormy16/stormy16.c
79 (xstormy16_asm_output_aligned_common): Handle a NULL decl
81 * config/stormy16/stormy16.h: Tidy up formatting.
82 (DONT_USE_BUILTIN_SETJMP): Remove definition.
83 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
84 (ineqbranchsi): Delete pattern.
85 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
86 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
87 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
88 stormy16-lib2-ucmpsi2.c.
90 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
92 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
93 df_simulate_find_noclobber_defs as appropriate. Keep track of an
94 extra set merge_set_noclobber, and use it to relax the final test
96 * df.h (df_simulate_find_noclobber_defs): Declare.
97 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
99 (df_simulate_find_noclobber_defs): New function.
101 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
103 * config/i386/i386.md: Use {} around multi-line preparation statements.
105 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
107 * c-tree.h (push_init_level, pop_init_level, set_init_index)
108 (process_init_element): New argument of type struct obstack *.
110 * c-typeck.c (push_init_level, pop_init_level, set_designator)
111 (set_init_index, set_init_label, set_nonincremental_init)
112 (set_nonincremental_init_from_string, find_init_member)
113 (output_init_element, output_pending_init_elements)
114 (process_init_element): New argument braced_init_obstack. Pass it
116 (push_range_stack, add_pending_init): New argument
117 braced_init_obstack. Use obstack allocation.
119 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
120 braced_init_obstack. Pass it down.
121 (c_parser_braced_init): New variables ret, braced_init_obstack.
122 Initialize obstack, pass it down and finally free it.
124 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
127 * tree-pass.h (pass_optimize_widening_mul): Declare.
128 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
129 gate_optimize_widening_mul): New static functions.
130 (pass_optimize_widening_mul): New.
131 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New
133 <case MULT_EXPR>: Remove support for widening multiplies.
134 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
135 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
136 simplify_gen_unary rather than directly building extensions.
137 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
139 * expmed.c (expand_widening_mult): New function.
140 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
142 2010-04-21 Jan Hubicka <jh@suse.cz>
144 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
145 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
146 * lto-wpa-fixup.c: Remove.
147 * Makefile.in (lto-wpa-fixup.o): Remove.
148 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
149 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
150 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
152 2010-04-21 Jan Hubicka <jh@suse.cz>
154 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
155 add write_optimization_summary, read_optimization_summary.
156 (ipa_write_summaries_of_cgraph_node_set): Remove.
157 (ipa_write_optimization_summaries): Declare.
158 (ipa_read_optimization_summaries): Declare.
159 * ipa-cp.c (pass_ipa_cp): Update.
160 * ipa-reference.c (pass_ipa_reference): Update.
161 * ipa-pure-const.c (pass_ipa_pure_const): Update.
162 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
164 * ipa-inline.c (pass_ipa_inline): Update.
165 * ipa.c (pass_ipa_whole_program): Update.
166 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
167 * passes.c (ipa_write_summaries_1): Do not test wpa.
168 (ipa_write_optimization_summaries_1): New.
169 (ipa_write_optimization_summaries): New.
170 (ipa_read_summaries): Do not test ltrans.
171 (ipa_read_optimization_summaries_1): New.
172 (ipa_read_optimization_summaries): New.
174 2010-04-21 Jan Hubicka <jh@suse.cz>
176 * lto-cgraph.c (lto_output_node): Do not output comdat groups
178 (output_cgraph): Do not arrange comdat groups for boundary nodes.
180 2010-04-21 Jakub Jelinek <jakub@redhat.com>
183 * dwarf2out.c (add_name_and_src_coords_attributes): Add
184 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
186 2010-04-21 Jan Hubicka <jh@suse.cz>
188 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
190 2010-04-21 Jan Hubicka <jh@suse.cz>
192 * varpool.c (decide_is_variable_needed): Variable is always needed
195 2010-04-21 Jan Hubicka <jh@suse.cz>
197 * opts.c (decode_options): Enable pure-const pass for whopr.
199 2010-04-21 Jan Hubicka <jh@suse.cz>
201 * cgraph.c (dump_cgraph_node): Dump also assembler name.
202 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
204 (cgraph_decide_inlining): Do not expect callee to be removed in all
207 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
209 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
211 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
213 * config/i386/i386.md (x86_shrd): Add athlon_decode and
214 amdfam10_decode attributes.
216 2010-04-21 Jakub Jelinek <jakub@redhat.com>
219 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
220 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
221 (lower_copyprivate_clauses): Use private var in outer
222 context instead of original var. Make sure the types
223 are correct for VLAs.
225 2010-04-21 Richard Guenther <rguenther@suse.de>
227 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
228 to non-pointer objects.
230 2010-04-21 Jakub Jelinek <jakub@redhat.com>
232 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
233 last chain entry if it starts with the still current label.
234 (add_location_or_const_value_attribute): Check that
235 loc_list->first->next is NULL instead of comparing ->first with ->last.
236 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
237 to add_var_loc_to_decl.
239 * dwarf2out.c (output_call_frame_info): For dw_cie_version
240 >= 4 add also address size and segment size fields into CIE header.
242 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
243 long as address size is the same as sizeof (void *) and
245 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
246 address size or segment size is unexpected, return DW_EH_PE_omit.
247 (classify_object_over_fdes): If get_cie_encoding returned
248 DW_EH_PE_omit, return -1.
249 (init_object): If classify_object_over_fdes returned -1,
250 pretend there were no FDEs at all.
252 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
254 * config/i386/i386.md (bswap<mode>2): Macroize expander from
255 bswap{si,di}2 using SWI48 mode iterator.
256 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
257 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
258 set modrm attribute of bswap insn to 0 and remove length attribute.
259 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
260 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
261 set mode attribute to <MODE> and remove length attribute.
263 2010-04-20 James E. Wilson <wilson@codesourcery.com>
265 PR rtl-optimization/43520
266 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
267 zero available registers.
269 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
271 * builtins.c (fold_builtin_cproj): Fold more cases.
273 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
275 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
276 (fold_builtin_1): Fold builtin cproj.
277 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
278 Use ATTR_CONST_NOTHROW_LIST.
280 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
282 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
283 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
284 ffsi2_no_cmove for !TARGET_CMOVE.
285 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
286 (ffssi2): Remove expander.
287 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
289 (ctz<mode>2): Ditto from ctz{si,di}2.
290 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
292 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
295 2010-04-20 Jakub Jelinek <jakub@redhat.com>
297 * dwarf2out.c (AT_linkage_name): Define.
298 (clone_as_declaration): Handle DW_AT_linkage_name.
299 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
300 of DW_AT_MIPS_linkage_name.
301 (move_linkage_attr): Likewise.
302 (dwarf2out_finish): Likewise.
304 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
307 * fold-const.c (fold_comparison): New folding rule.
309 2010-04-20 Anatoly Sokolov <aesok@post.ru>
311 * double-int.h (double_int_setbit): Declare.
312 * double-int.c (double_int_setbit): New function.
313 * rtl.h (immed_double_int_const): Declare.
314 * emit-rtl.c (immed_double_int_const): New function.
315 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
316 and immed_double_int_const functions.
317 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
318 expand_copysign_bit): (Ditto.).
319 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
320 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
321 * dojump.c (prefer_and_bit_test): (Ditto.).
322 * expr.c (convert_modes, reduce_to_bit_field_precision,
323 const_vector_from_tree): (Ditto.).
324 * expmed.c (mask_rtx, lshift_value): (Ditto.).
326 2010-04-20 Jan Hubicka <jh@suse.cz>
328 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
329 (dump_cgraph_node): Dump new flags.
330 * cgraph.h (struct cgraph_node): Add flags
331 reachable_from_other_partition and in_other_partition.
332 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
333 other partition can not be removed.
334 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
335 the other partition must be output; silence sanity checking on
336 leaking functions bodies from other paritition.
337 * lto-cgraph.c (reachable_from_other_partition_p): New function.
338 (lto_output_node): Output new flags; do not sanity check that inline
339 clones are output; drop lto_forced_extern_inline_p code; do not mock
340 visibility flags at partition boundaries.
341 (add_node_to): New function.
342 (output_cgraph): Use it to sort functions so masters appear before
344 (input_overwrite_node): Input new flags.
345 * passes.c (ipa_write_summaries): Do not call
346 lto_new_extern_inline_states.
347 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
348 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
349 lto_forced_extern_inline_p): Kill.
350 * lto-streamer.h (lto_new_extern_inline_states,
351 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
352 lto_forced_extern_inline_p): Kill.
354 2010-04-20 Richard Guenther <rguenther@suse.de>
356 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
357 from vars that can have pointers.
358 (process_constraint): Dump useless constraints.
360 2010-04-20 Richard Guenther <rguenther@suse.de>
362 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
363 (dump_sa_points_to_info): Remove asserts.
364 (init_base_vars): nothing_id isn't an escape point nor does it
367 2010-04-20 Jakub Jelinek <jakub@redhat.com>
369 * tree.h (TYPE_REF_IS_RVALUE): Define.
370 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
371 should_move_die_to_comdat, prune_unused_types_walk): Handle
372 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
373 (modified_type_die, gen_reference_type_die): Emit
374 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
375 if TYPE_REF_IS_RVALUE and -gdwarf-4.
377 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
380 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
381 calls for -fpic -m31 if they have been sibcall optimized.
383 2010-04-19 James E. Wilson <wilson@codesourcery.com>
385 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
386 ar.lc fixed and call-used.
388 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
390 2010-04-19 Jan Hubicka <jh@suse.cz>
392 * opts.c (decode_options): Disable whpr incompatible passes.
393 * lto/lto.c (lto_1_to_1_map): Skip clones.
394 (read_cgraph_and_symbols): Do not mark everything as needed.
395 (do_whole_program_analysis): Do map only after optimizing;
396 set proper cgraph_state; use passmanager.
398 2010-04-19 DJ Delorie <dj@redhat.com>
400 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
401 POINTER_PLUS_EXPR and fix them.
403 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
405 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
406 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
407 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
408 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
409 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
410 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
411 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
412 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
413 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
414 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
415 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
417 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
419 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
420 (check_cond_move_block): Likewise.
421 (cond_move_process_if_block): Likewise.
422 (noce_find_if_block): Improve formatting.
423 (find_if_header): Pass 0 to memset and tweak conditions.
424 (cond_exec_find_if_block): Fix long lines and tweak conditions.
426 2010-04-19 Jakub Jelinek <jakub@redhat.com>
428 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
432 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
433 with non-local decl doesn't need chain.
435 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
437 * ira-color.c (allocno_reload_assign): Avoid accumulating
438 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
440 2010-04-19 Martin Jambor <mjambor@suse.cz>
442 * gimple.h (create_tmp_reg): Declare.
443 * gimplify.c (create_tmp_reg): New function.
444 (gimplify_return_expr): Use create_tmp_reg.
445 (gimplify_omp_atomic): Likewise.
446 (gimple_regimplify_operands): Likewise.
447 * tree-dfa.c (make_rename_temp): Likewise.
448 * tree-predcom.c (predcom_tmp_var): Likewise.
449 (reassociate_to_the_same_stmt): Likewise.
450 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
451 (get_replaced_param_substitute): Likewise.
452 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
453 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
454 * tree-ssa-pre.c (get_representative_for): Likewise.
455 (create_expression_by_pieces): Likewise.
456 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
457 (create_tailcall_accumulator): Likewise.
459 2010-04-19 Martin Jambor <mjambor@suse.cz>
461 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
463 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
465 2010-04-19 Richard Guenther <rguenther@suse.de>
467 PR tree-optimization/43796
468 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
469 from SCEV in the lattice.
470 (vrp_visit_phi_node): Dump change.
472 2010-04-19 Richard Guenther <rguenther@suse.de>
474 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
475 * configure: Re-generated.
477 2010-04-19 Richard Guenther <rguenther@suse.de>
479 PR tree-optimization/43783
480 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
481 constant ARRAY_REF operands two and three if possible.
483 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
486 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
488 2010-04-19 Jie Zhang <jie@codesourcery.com>
491 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
493 2010-04-19 Ira Rosen <irar@il.ibm.com>
495 PR tree-optimization/37027
496 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
497 and macro to access it.
498 (vectorizable_reduction): Add argument.
499 (vect_get_slp_defs): Likewise.
500 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
501 statements for possible use in SLP.
502 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
503 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
504 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
506 (vectorizable_reduction): Likewise.
507 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
509 (vectorizable_type_demotion, vectorizable_type_promotion,
510 vectorizable_store): Likewise.
511 (vect_analyze_stmt): Update call to vectorizable_reduction.
512 (vect_transform_stmt): Likewise.
513 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
514 (vect_build_slp_tree): Fix indentation. Check that there are no loads
515 from different interleaving chains in same node.
516 (vect_slp_rearrange_stmts): New function.
517 (vect_supported_load_permutation_p): Allow load permutations for
518 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
519 inside SLP nodes if necessary.
520 (vect_analyze_slp_instance): Handle reductions.
521 (vect_analyze_slp): Try to build SLP instances originating from groups
523 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
524 (vect_get_constant_vectors): Create initial vectors for reductions
525 according to reduction code. Add new argument.
526 (vect_get_slp_defs): Add new argument, pass it to
527 vect_get_constant_vectors.
528 (vect_schedule_slp_instance): Remove SLP tree root statements.
530 2010-04-19 Jakub Jelinek <jakub@redhat.com>
532 * tree.h (ENUM_IS_SCOPED): Define.
533 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
534 for ENUM_IS_SCOPED enums.
536 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
538 * fold-const.c (fold_comparison): Use ssizetype.
539 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
540 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
541 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
542 * tree-object-size.c (compute_object_sizes): Use size_type_node.
544 * tree.h (initialize_sizetypes): Remove parameter.
545 (build_common_tree_nodes): Remove second parameter.
546 * stor-layout.c (initialize_sizetypes): Remove parameter.
547 Always create an unsigned type.
548 (set_sizetype): Assert that the passed type is unsigned and simplify.
549 * tree.c (build_common_tree_nodes): Remove second parameter.
550 Adjust call to initialize_sizetypes.
551 * c-decl.c (c_init_decl_processing): Remove second argument in call to
552 build_common_tree_nodes.
554 2010-04-18 Matthias Klose <doko@ubuntu.com>
556 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
558 2010-04-18 Ira Rosen <irar@il.ibm.com>
560 PR tree-optimization/43771
561 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
562 load permutation doesn't have gaps.
564 2010-04-18 Jan Hubicka <jh@suse.cz>
566 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
567 (sse_prologue_save_insn expander): Use new pattern.
568 (sse_prologue_save_insn1): New pattern and splitter.
569 (sse_prologue_save_insn): Update to deal also with 64bit aligned
571 * i386.c (setup_incoming_varargs_64): Do not compute jump
573 (ix86_gimplify_va_arg): Update alignment needed.
574 (ix86_local_alignment): Do not align all local arrays to 128bit.
576 2010-04-17 Jan Hubicka <jh@suse.cz>
578 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
580 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
582 * arm.md (negdi2): Remove redundant code to force values into a
585 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
587 * arm/bpabi.S: Add EABI alignment attributes to objects.
588 * arm/bpabi-v6m.S: Likewise.
589 * arm/crti.asm: Likewise.
590 * arm/crtn.asm: Likewise.
591 * arm/lib1funcs.asm: Likewise.
592 * arm/libunwind.S: Likewise.
594 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
596 * arm-protos.h (tune_params): New structure.
597 * arm.c (current_tune): New variable.
598 (arm_constant_limit): Delete.
599 (struct processors): Add pointer to the tune parameters.
600 (arm_slowmul_tune): New tuning option.
601 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
602 (all_cores): Adjust to pick up the tuning model.
603 (arm_constant_limit): New function.
604 (arm_override_options): Select the appropriate tuning model. Delete
605 initialization of arm_const_limit.
606 (arm_split_constant): Use the new constant-limit model.
607 (arm_rtx_costs): Pick up the current tuning model.
608 * arm.md (is_strongarm, is_xscale): Delete.
609 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
610 for Xscale variant architectures.
611 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
613 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
615 * config/arm/arm.c (arm_gen_constant): Remove unused variable
617 (arm_rtx_costs_1): Remove unused variable extra_cost.
618 (arm_unwind_emit_set): Use variable offset.
619 (thumb1_output_casesi): Remove unused variable flags.
621 2010-04-16 Jeff Law <law@redhat.com>
623 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
624 needing assignment rather than doing a two-phase assignment. Remove
627 2010-04-16 Jakub Jelinek <jakub@redhat.com>
630 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
632 2010-04-16 Doug Kwan <dougkwan@google.com>
634 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
635 (next_operand_entry_id): New static variable.
636 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
637 (add_to_ops_vec): Assigned unique ID to operand entry.
638 (struct oecount_s): New field ID.
639 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
640 (undistribute_ops_list): Assign unique IDs to oecounts.
641 (init_reassoc): reset next_operand_entry_id.
643 2010-04-16 Doug Kwan <dougkwan@google.com>
645 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
646 missing left parenthesis.
648 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
650 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
651 *btdi_rex64 using SWI48 mode iterator.
652 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
653 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
654 *jcc_btdi_mask_rex64.
656 2010-04-16 Anatoly Sokolov <aesok@post.ru>
658 * double-int.h (tree_to_double_int): Convert to macro.
659 * double-int.c (tree_to_double_int): Remove.
661 2010-04-16 Jakub Jelinek <jakub@redhat.com>
664 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
665 with want_address 2 and in case a single element list might be
666 possible, call it again with want_address 0.
668 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
670 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
671 case 'W' print operands for HI mode.
672 * config/h8300/h8300.h (Y0, Y2) : New constraints.
673 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
674 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
675 * config/h8300/predicate.md (bit_register_indirect_operand): New.
677 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
679 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
680 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
681 #xx:3 and #xx:4 mode.
683 * config/h8300/h8300.md (inverted load with HImode dest): Add
686 * config/h8300/predicate.md (bit_operand): Allow immediate values that
687 satisfy 'U' constraint.
689 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
691 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
692 * configure: Regenerate.
693 * config.in: Regenerate.
694 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
697 2010-04-16 Richard Guenther <rguenther@suse.de>
699 * tree.h (struct tree_decl_minimal): Move pt_uid ...
700 (struct tree_decl_common): ... here.
701 (DECL_PT_UID): Adjust.
702 (SET_DECL_PT_UID): Likewise.
703 (DECL_PT_UID_SET_P): Likewise.
705 2010-04-16 Richard Guenther <rguenther@suse.de>
707 PR tree-optimization/43572
708 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
709 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
710 * tree-flow.h (is_call_clobbered): Remove.
711 * tree-flow-inline.h (is_call_clobbered): Likewise.
712 * tree-dfa.c (dump_variable): Do not dump call clobber state.
713 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
714 (execute_return_slot_opt): Adjust.
715 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
716 check for call clobbered vars here.
717 (find_tail_calls): Move tailcall verification to the
720 2010-04-16 Diego Novillo <dnovillo@google.com>
722 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
724 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
727 * config/arm/arm.md (cbranchqi4): New pattern.
728 * config/arm/predicates.md (const0_operand,
729 cbranchqi4_comparison_operator): New predicates.
731 2010-04-16 Richard Guenther <rguenther@suse.de>
733 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
734 (dump_gimple_stmt): Likewise.
736 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
738 * recog.h (struct recog_data): New field is_operator.
739 (struct insn_operand_data): New field is_operator.
740 * recog.c (extract_insn): Set recog_data.is_operator.
741 * genoutput.c (output_operand_data): Emit code to set the
743 * reload.c (find_reloads): Use it rather than testing for an
744 empty constraint string.
747 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
748 If the previous insn is a cbranchsi4_insn with the same arguments,
749 omit the compare instruction.
751 * config/arm/arm.md (addsi3_cbranch): If destination is a high
752 register, inputs must be low registers and we need a low register
753 scratch. Handle alternative 2 like alternative 3.
755 2010-04-16 Jakub Jelinek <jakub@redhat.com>
757 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
758 don't call get_addr on both. If one expression is a VALUE and
759 the other a REG, check VALUE's locs if the REG isn't among them.
761 2010-04-16 Christian Bruel <christian.bruel@st.com>
763 * config/sh/sh.h (sh_frame_pointer_required): New function.
764 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
765 (flag_omit_frame_pointer) Set.
766 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
767 (rounded_frame_size): Adjust size with outgoing_args_size.
768 (sh_set_return_address): Must return from stack pointer.
769 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
770 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
771 (ACCUMULATE_OUTGOING_ARGS): Define.
772 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
773 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
775 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
778 * config/sh/sh.c (sh_legitimize_reload_address): Use
779 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
780 Remove a unneeded check for offset_base.
782 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
784 * configure: Regenerated.
786 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
788 * config/s390/s390.c (s390_call_save_register_used): Switch back
791 2010-04-15 Richard Guenther <rguenther@suse.de>
793 * alias.c (alias_set_subset_of): Handle alias-set zero
796 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
797 Julian Brown <julian@codesourcery.com>
799 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
800 alternatives according to use of high and low regs.
801 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
802 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
803 optimizing for size on Thumb-2.
805 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
807 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
809 2010-04-15 Richard Guenther <rguenther@suse.de>
811 * tree-ssa-structalias.c (struct variable_info): Add
813 (new_var_info): Initialize it.
814 (dump_constraints): Support printing last added constraints.
815 (debug_constraints): Adjust.
816 (dump_constraint_graph): Likewise.
817 (make_heapvar_for): Check for NULL cfun.
818 (get_function_part_constraint): New function.
819 (get_fi_for_callee): Likewise.
820 (find_func_aliases): Properly implement IPA PTA constraints.
821 (process_ipa_clobber): New function.
822 (find_func_clobbers): Likewise.
823 (insert_into_field_list_sorted): Remove.
824 (create_function_info_for): Properly allocate vars for IPA mode.
825 Do not use insert_into_field_list_sorted.
826 (create_variable_info_for): Properly generate constraints for
827 global vars in IPA mode.
828 (dump_solution_for_var): Always dump the solution.
829 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
830 (find_what_var_points_to): Adjust.
831 (pt_solution_set): Change.
832 (pt_solution_ior_into): New function.
833 (pt_solution_empty_p): Export.
834 (pt_solution_includes_global): Adjust.
835 (pt_solution_includes_1): Likewise.
836 (pt_solutions_intersect_1): Likewise.
837 (dump_sa_points_to_info): Check some invariants.
838 (solve_constraints): Move constraint dumping ...
839 (compute_points_to_sets): ... here.
840 (ipa_pta_execute): ... and here.
841 (compute_may_aliases): Do not re-compute points-to info
842 locally if IPA info is available.
843 (ipa_escaped_pt): New global var.
844 (ipa_pta_execute): Properly implement IPA PTA.
845 * tree-into-ssa.c (dump_decl_set): Support dumping
846 decls not in referenced-vars.
847 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
848 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
849 (dump_points_to_solution): Likewise.
850 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
851 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
852 (remap_gimple_stmt): Reset call clobber/use information if necessary.
853 (copy_decl_to_var): Copy DECL_PT_UID.
854 (copy_result_decl_to_var): Likewise.
855 * tree.c (make_node_stat): Initialize DECL_PT_UID.
856 (copy_node_stat): Copy it.
857 * tree.h (DECL_PT_UID): New macro.
858 (SET_DECL_PT_UID): Likewise.
859 (DECL_PT_UID_SET_P): Likewise.
860 (struct tree_decl_minimal): Add pt_uid member.
861 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
862 (pt_solution_empty_p): Declare.
863 (pt_solution_set): Adjust.
864 (ipa_escaped_pt): Declare.
865 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
866 * gimple-pretty-print.c (pp_points_to_solution): New function.
867 (dump_gimple_call): Dump call clobber/use information.
868 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
869 * tree-pass.h (TDF_ALIAS): New dump option.
870 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
871 * doc/invoke.texi (-fipa-pta): Update documentation.
873 2010-04-15 Richard Guenther <rguenther@suse.de>
875 * Makefile.in (OBJS-common): Add gimple-fold.o.
876 (gimple-fold.o): New rule.
877 * tree.h (maybe_fold_offset_to_reference,
878 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
880 * gimple.h: ... here.
881 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
882 may_propagate_address_into_dereference): Move prototypes ...
883 * gimple.h: ... here.
884 * tree-ssa-ccp.c (get_symbol_constant_value,
885 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
886 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
887 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
888 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
889 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
890 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
891 gimplify_and_update_call_from_tree): Move ...
892 * gimple-fold.c: ... here. New file.
893 (ccp_fold_builtin): Rename to ...
894 (gimple_fold_builtin): ... this.
895 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
897 2010-04-15 Richard Guenther <rguenther@suse.de>
899 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
900 fit_double_type, force_fit_type_double, add_double_with_sign,
901 neg_double, mul_double_with_sign, lshift_double, rshift_double,
902 lrotate_double, rrotate_double, div_and_round_double): Move ...
903 * double-int.c: ... here.
904 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
905 add_double, neg_double, mul_double_with_sign, mul_double,
906 lshift_double, rshift_double, lrotate_double, rrotate_double,
907 div_and_round_double): Move prototypes ...
908 * double-int.h: ... here.
910 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
913 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
914 matching constraints to ensure inputs match the output.
916 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
919 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
920 in an input-only operand.
922 2010-04-15 Anatoly Sokolov <aesok@post.ru>
924 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
925 (double_int_not, double_int_lshift, double_int_rshift): Declare.
926 (double_int_negative_p): Convert to static inline function.
927 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
928 (double_int_negative_p): Remove.
929 * tree.h (lshift_double, rshift_double):
930 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
931 * fold-const.c (fold_convert_const_int_from_real,
932 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
933 (lshift_double): Change type of arith argument to bool.
934 (rshift_double): Change type of arith argument to bool. Correct
936 * expmed.c (mask_rtx, lshift_value): (Ditto.).
938 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
941 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
942 at the start and end of the then/else blocks, and omit them from the
944 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
945 argument; all callers changed. Pass zero to old_insns_match_p instead.
946 (flow_find_head_matching_sequence): New function.
947 (old_insns_match_p): Check REG_EH_REGION notes for calls.
948 * basic-block.h (flow_find_cross_jump,
949 flow_find_head_matching_sequence): Declare functions.
951 2010-04-14 Jason Merrill <jason@redhat.com>
954 * c-common.c (attribute_takes_identifier_p): New fn.
955 * c-common.h: Declare it.
957 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
959 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
961 (*udivmod<mode>4): Ditto.
963 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
965 * config/i386/i386.md (maxmin_int): Rename code attribute from
966 maxminiprefix and update all users.
967 (maxmin_float): Ditto from maxminfprefix.
968 (logic): Ditto from logicprefix.
969 (absneg_mnemonic): Ditto from absnegprefix.
970 * config/i386/mmx.md: Update all users of maxminiprefix,
971 maxminfprefix and logicprefix for rename.
972 * config/i386/sse.md: Ditto.
973 * config/i386/sync.md (sync_<code><mode>): Update for
976 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
979 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
980 warnings converted to errors.
982 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
984 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
985 used insn_type variable.
986 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
987 to avoid set-but-not-used warning.
989 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
991 * df-core.c (df_ref_debug): Change format string placeholder
993 * dwarf2asm.c (dw2_asm_output_data_raw,
994 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
995 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
996 * dwarf2out.c (output_cfi, output_cfi_directive,
997 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
998 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1000 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1001 * print-rtl.c (print_rtx): Ditto.
1003 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1006 * builtins.c (expand_builtin_pow_root): New function to expand pow
1007 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1008 series of sqrt and cbrt calls under -ffast-math.
1009 (expand_builtin_pow): Call it.
1011 2010-04-14 Michael Matz <matz@suse.de>
1013 PR tree-optimization/42963
1014 * tree-cfg.c (touched_switch_bbs): New static variable.
1015 (group_case_labels_stmt): New function broken out from ...
1016 (group_case_labels): ... here, use the above.
1017 (start_recording_case_labels): Allocate touched_switch_bbs.
1018 (end_recording_case_labels): Deallocate it, call
1019 group_case_labels_stmt.
1020 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1022 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1024 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1027 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1029 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1031 2010-04-13 Jan Hubicka <jh@suse.cz>
1033 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1034 of optimized out static functions.
1035 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1036 cost computation. Also sanity check for overflows.
1037 (update_caller_keys): Update cgraph_edge_badness call; properly
1038 update fibheap and sanity check that it is up to date.
1039 (add_new_edges_to_heap): Update cgraph_edge_badness.
1040 (cgraph_decide_inlining_of_small_function): Likewise;
1041 add sanity checking that badness in heap is up to date;
1042 improve dumping of reason; Update badness of calls to the
1043 offline copy of function currently inlined; dump badness
1044 of functions not inlined because of unit growth limits.
1046 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1049 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1050 because of sign-extension change when converting to sizetype here...
1051 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1053 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1054 the folding to constants. Remove redundant final conversion.
1055 (fold_binary) <associate>: Do not associate if the re-association of
1056 constants alone overflows.
1057 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1058 to the end of the list.
1059 (multiple_of_p) <COND_EXPR>: New case.
1061 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1063 * opt-functions.awk (opt_sanitized_name): New.
1065 * optc-gen.awk: Use it
1066 * opth-gen.awk: Use it.
1068 2010-04-13 Martin Jambor <mjambor@suse.cz>
1070 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1071 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1072 children. Call replace_uses_with_default_def_ssa_name to handle
1075 2010-04-13 Michael Matz <matz@suse.de>
1078 * builtins.c (expand_builtin_interclass_mathfn): Also create
1079 a register if the predicate doesn't match.
1081 2010-04-13 Diego Novillo <dnovillo@google.com>
1083 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1084 * c-pch.c: Include timevar.h.
1085 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1086 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1087 * ggc-common.c: Include timevar.h.
1088 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1089 * timevar.def (TV_PCH_SAVE): Define.
1090 (TV_PCH_CPP_SAVE): Define.
1091 (TV_PCH_PTR_REALLOC): Define.
1092 (TV_PCH_PTR_SORT): Define.
1093 (TV_PCH_RESTORE): Define.
1094 (TV_PCH_CPP_RESTORE): Define.
1096 2010-04-13 Michael Matz <matz@suse.de>
1098 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1100 (can_reassociate_p): New function.
1101 (break_up_subtract_bb, reassociate_bb): Use it.
1103 2010-04-13 Richard Guenther <rguenther@suse.de>
1106 * builtins.c (c_readstr): Fix assert.
1108 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1110 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1111 when generating cltd insn.
1113 (*ashl<mode>3_1): Remove special handling for register operand 2.
1114 (*ashlsi3_1_zext): Ditto.
1115 (*ashlhi3_1): Ditto.
1116 (*ashlhi3_1_lea): Ditto.
1117 (*ashlqi3_1): Ditto.
1118 (*ashlqi3_1_lea): Ditto.
1119 (*<shiftrt_insn><mode>3_1): Ditto.
1120 (*<shiftrt_insn>si3_1_zext): Ditto.
1121 (*<shiftrt_insn>qi3_1_slp): Ditto.
1122 (*<rotate_insn><mode>3_1): Ditto.
1123 (*<rotate_insn>si3_1_zext): Ditto.
1124 (*<rotate_insn>qi3_1_slp): Ditto.
1126 2010-04-13 Richard Guenther <rguenther@suse.de>
1128 * tree-ssa-structalias.c (callused_id): Remove.
1129 (call_stmt_vars): New.
1130 (get_call_vi): Likewise.
1131 (lookup_call_use_vi): Likewise.
1132 (lookup_call_clobber_vi): Likewise.
1133 (get_call_use_vi): Likewise.
1134 (get_call_clobber_vi): Likewise.
1135 (make_transitive_closure_constraints): Likewise.
1136 (handle_const_call): Adjust to do per-call call-used handling.
1137 (handle_pure_call): Likewise.
1138 (find_what_var_points_to): Remove general callused handling.
1139 (init_base_vars): Likewise.
1140 (init_alias_vars): Initialize call_stmt_vars.
1141 (compute_points_to_sets): Process call-used and call-clobbered
1142 vars for call statements.
1143 (delete_points_to_sets): Free call_stmt_vars.
1145 2010-04-13 Richard Guenther <rguenther@suse.de>
1147 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1148 Only add RW dependence for dependence distance zero.
1149 Adjust maximal vectorization factor according to dependences.
1150 Move alignment handling ...
1151 (vect_find_same_alignment_drs): ... here. New function.
1152 (vect_analyze_data_ref_dependences): Adjust.
1153 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1154 (vect_analyze_data_refs): Adjust minimal vectorization factor
1155 according to data references.
1156 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1157 dependences before determining the vectorization factor.
1158 Analyze alignment after determining the vectorization factor.
1159 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1160 dependences before alignment.
1161 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1163 (vect_analyze_data_refs): Likewise.
1164 (MAX_VECTORIZATION_FACTOR): New define.
1166 2010-04-13 Duncan Sands <baldrick@free.fr>
1168 * except.h (lang_eh_type_covers): Remove.
1169 * except.c (lang_eh_type_covers): Likewise.
1171 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1172 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1174 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1175 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1176 UNITS_PER_LONG where it is ABI relevant.
1177 (s390_return_addr_rtx): Likewise.
1178 (s390_back_chain_rtx): Likewise.
1179 (s390_frame_area): Likewise.
1180 (s390_frame_info): Likewise.
1181 (s390_initial_elimination_offset): Likewise.
1182 (save_gprs): Likewise.
1183 (s390_emit_prologue): Likewise.
1184 (s390_emit_epilogue): Likewise.
1185 (s390_function_arg_advance): Likewise.
1186 (s390_function_arg): Likewise.
1187 (s390_va_start): Likewise.
1188 (s390_gimplify_va_arg): Likewise.
1189 (s390_function_profiler): Likewise.
1190 (s390_optimize_prologue): Likewise.
1191 (s390_rtx_costs): Likewise.
1192 (s390_secondary_reload): Likewise.
1193 (s390_promote_function_mode): Likewise.
1194 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1195 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1196 registers available.
1197 (s390_unwind_word_mode): New function.
1198 (s390_function_value): Split 64 bit values into register pair if
1199 used as return value.
1200 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1201 function call parameters. Handle parallels.
1202 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1203 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1204 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1205 (s390_expand_setmem): Remove unused variable src_addr.
1206 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1207 deal with 64 bit registers.
1208 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1209 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1210 (UNITS_PER_LONG): New macro.
1211 * libjava/include/s390-signal.h: Define extended ucontext
1212 structure containing the upper halfs of the 64 bit registers.
1214 2010-04-13 Simon Baldwin <simonb@google.com>
1216 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1218 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1220 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1221 rvalue on the RHS if the LHS is of a non-renamable type.
1222 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1224 2010-04-13 Matthias Klose <doko@ubuntu.com>
1226 * gcc.c (cc1_options): Handle -iplugindir before processing
1227 the cc1 spec. Only add -iplugindir once.
1228 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1230 * common.opt (iplugindir): Remove `Separate' property, initialize.
1231 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1233 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1234 (distclean): Remove plugin dir.
1235 * doc/invoke.texi: Document -iplugindir.
1237 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1239 * doc/plugins.texi (Loading Plugins): Document short
1240 -fplugin=foo option.
1241 (Plugin API): Mention default_plugin_dir_name function.
1243 * gcc.c (find_file_spec_function): Add new declaration.
1244 (static_spec_func): Use it for "find-file".
1245 (find_file_spec_function): Add new function.
1246 (cc1_options): Add -iplugindir option if -fplugin* options found.
1248 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1250 * plugin.c (add_new_plugin): Updated comment, and handle short
1252 (default_plugin_dir_name): Added new function.
1254 * common.opt (iplugindir): New option to set the plugin directory.
1256 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1258 * config/i386/i386.md (any_rotate): New code iterator.
1259 (rotate_insn): New code attribute.
1261 (SWIM124): New mode iterator.
1262 (<rotate_insn>ti3): New expander.
1263 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1264 any_rotate code iterator.
1265 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1266 using any_rotate code iterator and SWIM124 mode iterator.
1267 (ix86_rotlti3): New insn_and_split pattern.
1268 (ix86_rotrti3): Ditto.
1269 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1270 ix86_rotl{di,ti}3 patterns.
1271 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1272 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1273 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1274 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1275 code iterator and SWI mode iterator.
1276 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1277 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1279 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1280 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1281 (bswap rotatert splitter): Add splitter.
1282 (bswap splitter): Macroize splitter using any_rotate code iterator.
1283 Add insn predicate to split only for TARGET_USE_XCHGB or when
1284 optimizing function for size.
1286 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1288 * config/pa/pa.c (emit_move_sequence): Remove use of
1289 deleted variable flag_argument_noalias.
1291 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1293 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1295 Add to unsupported targets list.
1296 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1297 sparc*-sun-solaris2.[567]* from target lists.
1298 * configure: Regenerate.
1299 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1301 Remove Solaris 7 patch references.
1302 (Specific, sparc-sun-solaris2.7): Removed.
1303 (sparc-sun-solaris2*): Update Solaris 7 example.
1304 (sparc64-*-solaris2*): Likewise.
1306 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1308 * config.build (alpha*-dec-osf4*): Remove.
1309 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1310 of obsolete configurations.
1311 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1313 * config/alpha/t-osf4: Renamed to ...
1314 * config/alpha/t-osf5: ... this.
1315 * config/alpha/osf.h: Renamed to ...
1316 * config/alpha/osf5.h: ... this.
1317 Merged old osf5.h contents.
1319 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1320 (EXTRA_SPECS): Removed.
1321 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1322 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1325 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1327 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1329 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1332 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1333 __thiscall convention.
1335 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1337 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1339 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1341 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1343 * function.c (assign_parms_initialize_all): Add unused attribute
1346 2010-04-12 Richard Guenther <rguenther@suse.de>
1348 * gsstruct.def (GSS_CALL): New.
1349 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1350 * gimple.h: Include tree-ssa-alias.h.
1351 (struct gimple_statement_call): New.
1352 (union gimple_statement_struct_d): Add gimple_call member.
1353 (gimple_call_reset_alias_info): Declare.
1354 (gimple_call_use_set): New function.
1355 (gimple_call_clobber_set): Likewise.
1356 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1357 * gimple.c (gimple_call_reset_alias_info): New function.
1358 (gimple_build_call_1): Call it.
1359 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1360 * tree-inline.c (remap_gimple_stmt): Likewise.
1361 (expand_call_inline): Remove callused handling.
1362 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1363 * tree-dfa.c (dump_variable): Likewise.
1364 * tree-parloops.c (parallelize_loops): Likewise.
1365 * tree-ssa.c (init_tree_ssa): Likewise.
1366 (delete_tree_ssa): Likewise.
1367 * tree-flow-inline.h (is_call_used): Remove.
1368 * tree-flow.h (struct gimple_df): Remove callused member.
1369 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1370 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1371 (ref_maybe_used_by_call_p_1): Simplify.
1372 (call_may_clobber_ref_p_1): Likewise.
1373 * tree-ssa-structalias.c (compute_points_to_sets): Set
1374 the call stmt used and clobbered sets.
1375 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1376 (find_tail_calls): Verify the tail call.
1378 2010-04-12 Richard Guenther <rguenther@suse.de>
1380 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1381 single-iteration always-inline inlining.
1382 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1383 (cgraph_decide_inlining): Do not handle always-inline specially.
1384 (try_inline): Remove always-inline cycle detection special case.
1385 Do not recurse on always-inlines.
1386 (cgraph_early_inlining): Do not iterate if not optimizing.
1387 (cgraph_gate_early_inlining): remove.
1388 (pass_early_inline): Run unconditionally.
1389 (gate_cgraph_decide_inlining): New function.
1390 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1391 not inlining or optimizing.
1392 (cgraph_decide_inlining_of_small_functions): Also consider
1393 always-inline functions.
1394 (cgraph_default_inline_p): Return true for nodes which should
1395 disregard inline limits.
1396 (estimate_function_body_sizes): Assume zero size and time for
1397 nodes which are marked as disregarding inline limits.
1398 (cgraph_decide_recursive_inlining): Do not perform recursive
1399 inlining on always-inline nodes.
1401 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1404 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1405 for exprs satisfying handled_component_p.
1407 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1409 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1410 non-constant aggregate elements.
1412 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1413 is a real initialization.
1415 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1418 * c-decl.c (start_function): Move forward check for nested function.
1420 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1422 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1423 * config/sh/sh.c: Include reload.h.
1424 (sh_legitimize_reload_address): New.
1425 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1426 sh_legitimize_reload_address.
1428 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1430 * config/sh/sh.md (*movqi_pop): New insn pattern.
1431 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1433 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1435 * config/i386/i386.md (any_shiftrt): New code iterator.
1436 (shiftrt_insn): New code attribute.
1438 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1439 using any_shiftrt code iterator.
1440 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1441 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1442 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1443 pattern from corresponding peephole2 patterns.
1444 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1445 using any_shiftrt code iterator.
1446 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1447 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1448 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1449 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1450 *{ashr,lshr}<mode>3_cmp_zext.
1451 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1453 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1455 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1457 (*lshr<mode>3_cconly): Ditto.
1459 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1461 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1462 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1463 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1464 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1466 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1467 from corresponding peephole2 patterns.
1468 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1469 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1470 and *lshrdi3_1_rex64 using SWI mode iterator.
1471 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1472 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1473 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1474 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1475 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1476 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1477 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1478 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1479 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1482 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1484 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1485 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1486 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1487 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1489 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1490 from corresponding peephole2 patterns.
1491 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1492 (ashrsi3_cvt): Rename from ashrsi3_31.
1493 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1494 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1495 and x86_64_shift_adj_3 using SWI48 mode iterator.
1496 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1497 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1498 and *ashrdi3_1_rex64 using SWI mode iterator.
1499 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1500 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1501 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1502 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1503 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1504 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1505 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1506 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1507 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1509 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1510 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1511 x86_shift<mode>_adj_3 expanders.
1513 2010-04-10 Wei Guozhi <carrot@google.com>
1516 * config/arm/arm.c (arm_pic_static_addr): New function.
1517 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1519 (arm_output_addr_const_extra): Output expression for new pattern.
1520 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1522 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1524 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1527 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1528 * web.c: Include "insn-config.h" and "recog.h".
1529 (union_match_dups): New function.
1530 (web_main): Call it.
1531 (union_defs): Don't try to recognize match_dups.
1533 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1534 if doing so would replace the entire pattern.
1536 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1540 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1541 and splitter pattern. Change splitter operand 1 predicate to
1544 2010-04-09 Martin Jambor <mjambor@suse.cz>
1546 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1547 lattices are addresses of CONST_DECLs with the same initial value.
1548 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1549 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1551 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1552 Bernd Schmidt <bernds@codesourcery.com>
1554 * loop-invariant.c (replace_uses): New static function.
1555 (move_invariant_reg): Use it to ensure we can replace the uses.
1557 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1559 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1561 (picochip_override_options): Enable section anchors only above -O1.
1562 (picochip_reorg): Fixed a couple of build warnings.
1564 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1566 * configure.ac (plugin -rdynamic test): Log result.
1567 * configure: Regenerate.
1568 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1569 (RDYNAMIC_SPEC): Define.
1570 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1572 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1574 * configure.ac: Determine Sun ld version numbers.
1575 (comdat_group): Restrict GNU ld version checks to gld.
1576 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1577 (enable_comdat): Support --enable-comdat.
1578 * configure: Regenerate.
1579 * doc/install.texi (Configuration): Document --enable-comdat.
1581 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1583 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1584 * config/sol2-gld.h: ... here.
1585 * config.gcc (sparc*-*-solaris2*): Reflect this.
1586 (i[34567]86-*-solaris2*): Use it.
1588 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1590 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1592 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1594 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1597 * diagnostic.c (diagnostic_initialize): Initialize
1598 some_warnings_are_errors.
1599 (diagnostic_finish): New.
1600 (diagnostic_action_after_output): Call it before exiting.
1601 (diagnostic_report_diagnostic): Do not print message here. Set
1602 some_warnings_are_errors.
1603 * diagnostic.h (diagnostic_context): Delete
1604 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1605 (diagnostic_finish): Declare.
1606 * toplev.c (toplev_main): Call it before exit.
1608 2010-04-09 Jason Merrill <jason@redhat.com>
1611 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1612 for incomplete type.
1615 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1616 based on a warning flag.
1618 2010-04-09 Richard Guenther <rguenther@suse.de>
1620 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1622 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1625 * varasm.c (default_assemble_visibility): Wrap vars that are
1626 set, but unused, by targets without GAS.
1627 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1628 Remove set, but unused, vars.
1629 (rs6000_legitimize_tls_address): Likewise.
1630 (altivec_expand_dst_builtin): Likewise.
1631 * config/darwin.c (machopic_classify_symbol): Likewise.
1632 (machopic_indirection_name): Likewise.
1634 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1636 * config/i386/i386.md (DWI): New mode iterator.
1637 (S): New mode attribute.
1638 (shift_operand): Ditto.
1639 (shift_immediate_operand): Ditto.
1640 (ashl_input_operand): Ditto.
1641 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1642 using SDWIM mode iterator.
1643 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1644 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1646 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1647 from corresponding peephole2 patterns.
1648 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1649 and x86_64_shift_adj_1 using SWI48 mode iterator.
1650 (x86_shift<mode>_adj_2): Ditto.
1651 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1652 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1653 using SWI48 mode iterator.
1654 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1655 *ashldi3_cmp_rex64 using SWI mode iterator.
1656 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1657 *ashldi3_cconly_rex64 using SWI mode iterator.
1658 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1659 x86_shift<mode>_adj_{1,2}.
1660 (ix86_split_ashr): Ditto.
1661 (ix86_split_lshr): Ditto.
1663 2010-04-09 Richard Guenther <rguenther@suse.de>
1665 * target.h (builtin_conversion): Pass in input and output types.
1666 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1667 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1668 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1669 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1671 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1673 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1675 2010-04-09 Richard Guenther <rguenther@suse.de>
1678 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1680 2010-04-09 Richard Guenther <rguenther@suse.de>
1682 * tree-vectorizer.h (struct _stmt_vec_info): Document
1683 that vectype is the type of the LHS.
1684 (supportable_widening_operation, supportable_narrowing_operation):
1685 Get both input and output vector types as arguments.
1686 (vect_is_simple_use_1): Declare.
1687 (get_same_sized_vectype): Likewise.
1688 * tree-vect-loop.c (vect_determine_vectorization_factor):
1689 Set STMT_VINFO_VECTYPE to the vector type of the def.
1690 (vectorizable_reduction): Adjust.
1691 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1692 Adjust. Specify the output vector type.
1693 (vect_pattern_recog_1): Adjust.
1694 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1695 (vectorizable_call): Adjust.
1696 (vectorizable_conversion): Likewise.
1697 (vectorizable_operation): Likewise.
1698 (vectorizable_type_demotion): Likewise.
1699 (vectorizable_type_promotion): Likewise.
1700 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1702 (vect_is_simple_use_1): New function.
1703 (supportable_widening_operation): Get both input and output
1705 (supportable_narrowing_operation): Likewise.
1706 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1708 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1710 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1711 __thiscall and _thiscall as predefined macros.
1712 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1713 thiscall attribute handling.
1714 (ix86_comp_type_attributes): Likewise.
1715 (ix86_function_regparm): Likewise.
1716 (ix86_return_pops_args): Likewise.
1717 (init_cumulative_args): Likewise.
1718 (find_drap_reg): Likewise.
1719 (ix86_static_chain): Likewise.
1720 (x86_this_parameter): Likewise.
1721 (x86_output_mi_thunk): Likewise.
1722 (ix86_attribute_table): Add description for thiscall attribute.
1723 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1724 * doc/extend.texi: Add documentation for thiscall.
1726 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1729 * c.opt (Wint-to-pointer-cast): Available in C++.
1730 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1732 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1734 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1735 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1736 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1737 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1738 function type instead. Reorder and simplify checks.
1740 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1742 2010-04-08 Jing Yu <jingyu@google.com>
1743 Zdenek Dvorak <ook@ucw.cz>
1745 PR tree-optimization/42720
1746 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1747 loop unswitch conditions here from ...
1748 (tree_unswitch_single_loop): ... here.
1750 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1752 * tree-if-conv.c: Fix comments and simplify logic.
1754 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1756 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1757 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1758 (main_tree_if_conversion): Update call to tree_if_conversion.
1760 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1763 * doc/invoke.texi (-b,-V): Delete.
1764 * doc/tm.texi: Do not mention -b.
1765 * gcc.c (display_help): Delete -b and -V.
1766 (process_command): Delete -b and -V.
1767 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1769 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1770 Wolfgang Gellerich <gellerich@de.ibm.com>
1772 Implement target hook for loop unrolling
1773 * target.h (loop_unroll_adjust): Add a new target hook function.
1774 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1775 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1776 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1777 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1778 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1780 (decide_unroll_stupid): Likewise.
1782 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1785 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1787 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1789 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1790 (Specific, *-*-solaris2*): Likewise.
1791 Don't prefer Sun as over GNU as.
1793 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1795 * config/s390/s390.c (override_options): Adjust the z10
1796 defaults for max-unroll-times, max-completely-peeled-insns
1797 and max-completely-peel-times.
1799 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1801 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1802 instructions for z10.
1803 (s390_expand_setmem): Likewise.
1804 (s390_expand_cmpmem): Likewise.
1806 2010-04-08 Richard Guenther <rguenther@suse.de>
1808 PR tree-optimization/43679
1809 * tree-ssa-pre.c (eliminate): Only propagate copies.
1811 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1814 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1815 set but not used variable warning.
1817 2010-04-08 Wei Guozhi <carrot@google.com>
1820 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1821 (arm_size_rtx_costs): Call the new function when optimized for size.
1823 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1826 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1827 op0 is not a MEM, just return NULL instead of assertion
1829 (discover_nonconstant_array_refs): Don't walk debug stmts.
1831 2010-04-08 Doug Kwan <dougkwan@google.com>
1833 * configure.ac: Recognize gold and do not use its version number
1834 to test ld features.
1835 * configure: Regenerate.
1837 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1840 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1841 (negate_value): Move code to push elements to broken_up_substracts ...
1842 (eliminate_plus_minus_pair): ... here. Push operands that have no
1843 negative pair to plus_negates.
1844 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1846 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1848 * doc/install.texi (Configuration): Move description of
1849 --enable-lto, --with-libelf*, --enable-gold from Java section to
1852 * doc/generic.texi (Working with declarations)
1853 (Function Properties, C and C++ Trees): Fix typos.
1854 * doc/sourcebuild.texi (Top Level): Likewise.
1856 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1859 * tree.h (DECL_READ_P): Define.
1860 (struct tree_decl_common): Add decl_read_flag.
1861 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1862 a set but not used warning.
1863 (merge_decls): Merge DECL_READ_P flag.
1864 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1865 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1866 * c-common.c (handle_used_attribute, handle_unused_attribute):
1868 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1870 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1872 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1873 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1874 c_parser_binary_expression, c_parser_cast_expression,
1875 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1876 Call default_function_array_read_conversion instead of
1877 default_function_array_conversion where needed.
1878 (c_parser_unary_expression, c_parser_conditional_expression,
1879 c_parser_postfix_expression_after_primary, c_parser_initelt):
1880 Likewise. Call mark_exp_read where needed.
1881 (c_parser_statement_after_labels, c_parser_asm_operands,
1882 c_parser_typeof_specifier, c_parser_sizeof_expression,
1883 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1885 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1887 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1888 (warn_unused_but_set_parameter): Default to warn_unused
1890 * doc/invoke.texi: Document -Wunused-but-set-variable and
1891 -Wunused-but-set-parameter.
1893 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1894 used count variable.
1895 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1896 when operandN variables aren't used in the body of the expander
1898 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1899 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1900 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1901 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1902 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1903 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1904 * tree.c (PROCESS_ARG): Likewise.
1906 2010-04-07 Simon Baldwin <simonb@google.com>
1908 * diagnostic.h (diagnostic_override_option_index): New macro to
1909 set a diagnostic's option_index.
1910 * c-tree.h (c_cpp_error): Add warning reason argument.
1911 * opts.c (_warning_as_error_callback): New.
1912 (register_warning_as_error_callback): Store callback for
1913 warnings enabled via enable_warning_as_error.
1914 (enable_warning_as_error): Call callback, minor code tidy.
1915 * opts.h (register_warning_as_error_callback): Declare.
1916 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1917 response to -Werror=.
1918 (c_common_init_options): Register warning_as_error_callback in opts.c.
1919 * common.opt: Add -Wno-cpp option.
1920 * c-common.c (struct reason_option_codes_t): Map cpp warning
1921 reason codes to gcc option indexes.
1922 * (c_option_controlling_cpp_error): New function, lookup the gcc
1923 option index for a cpp warning reason code.
1924 * (c_cpp_error): Add warning reason argument, call
1925 c_option_controlling_cpp_error for diagnostic_override_option_index.
1926 * doc/invoke.texi: Document -Wno-cpp.
1928 2010-04-07 Richard Guenther <rguenther@suse.de>
1930 * ipa-reference.c (mark_load): Use get_base_address.
1931 (mark_store): Likewise.
1933 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1934 inserting GIMPLE_NOPs into the IL.
1935 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1936 Explicitly strip handled components and indirect references.
1938 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1939 folding address expressions.
1940 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1941 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1942 operand_equal_p to compare decls.
1943 (ptr_deref_may_alias_decl_p): Likewise.
1944 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1945 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1946 Handle reversed comparison ops.
1947 * tree-sra.c (asm_visit_addr): Use get_base_address.
1948 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1949 * ipa-reference.c (mark_address): Use get_base_address.
1951 2010-04-07 Richard Guenther <rguenther@suse.de>
1953 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1954 Propagate constants everywhere.
1956 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1959 * tree.c (MAX_INT_CACHED_PREC): Define.
1960 (nonstandard_integer_type_cache): New array.
1961 (build_nonstandard_integer_type): Cache results for precision
1962 <= MAX_INT_CACHED_PREC.
1964 2010-04-07 Richard Guenther <rguenther@suse.de>
1966 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1967 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1968 * common.opt: Likewise.
1969 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1970 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1971 (nonoverlapping_memrefs_p): Likewise.
1972 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1973 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1974 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1975 OPT_fargument_noalias_global for backward compatibility.
1977 2010-04-07 Richard Guenther <rguenther@suse.de>
1979 PR tree-optimization/43270
1980 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1981 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1982 * tree-ssa-pre.c (phi_translate_1): Adjust.
1983 (fully_constant_expression): Split out vn_reference handling to ...
1984 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1985 Fold reads from constant strings.
1986 (vn_reference_lookup): Handle fully constant references.
1987 (vn_reference_lookup_pieces): Likewise.
1988 * Makefile.in (expmed.o-warn): Add -Wno-error.
1990 2010-04-07 Martin Jambor <mjambor@suse.cz>
1992 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1994 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1997 * gcc.c: Add -static-libstdc++ to list of recognized options.
1999 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2001 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2003 2010-04-07 Richard Guenther <rguenther@suse.de>
2006 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2007 bases build simple mem attributes to retain points-to information.
2009 2010-04-07 Richard Guenther <rguenther@suse.de>
2012 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2013 preserve points-to related information.
2015 2010-04-07 Richard Guenther <rguenther@suse.de>
2018 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2019 discard plain indirect references.
2020 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2021 * tree.c (tree_nop_conversion): Likewise.
2023 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2026 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2028 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2030 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2031 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2033 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2035 * tree-if-conv.c: Fix indentation and comments.
2037 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2039 * tree-if-conv.c: Sort static functions in topological order.
2041 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2043 * tree-if-conv.c: Fix indentation and comments.
2045 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2048 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2049 lang_hooks.types.type_for_size instead of
2050 build_nonstandard_integer_type.
2051 When converting an unsigned type to signed, double its precision.
2052 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2053 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2054 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2057 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2060 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2061 POINTER_PLUS_EXPR for pointer types.
2063 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2066 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2067 * graphite-clast-to-gimple.c: Include langhooks.h.
2068 (max_signed_precision_type): New.
2069 (max_precision_type): Takes two types as arguments.
2070 (precision_for_value): New.
2071 (precision_for_interval): New.
2072 (gcc_type_for_interval): New.
2073 (gcc_type_for_value): New.
2074 (gcc_type_for_clast_term): New.
2075 (gcc_type_for_clast_red): New.
2076 (gcc_type_for_clast_bin): New.
2077 (gcc_type_for_clast_expr): Split up into several functions.
2078 (gcc_type_for_clast_eq): Rewritten.
2079 (compute_bounds_for_level): New.
2080 (compute_type_for_level_1): New.
2081 (compute_type_for_level): New.
2082 (gcc_type_for_cloog_iv): Removed.
2083 (gcc_type_for_iv_of_clast_loop): Rewritten.
2084 (graphite_create_new_loop): Compute the lower and upper bound types
2085 with gcc_type_for_clast_expr.
2086 (graphite_create_new_loop_guard): Same.
2087 (find_cloog_iv_in_expr): Removed.
2088 (compute_cloog_iv_types_1): Removed.
2089 (compute_cloog_iv_types): Removed.
2090 (gloog): Do not call compute_cloog_iv_types.
2091 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2093 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2094 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2095 (GBB_CLOOG_IV_TYPES): Removed.
2097 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2099 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2100 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2101 (detect_commutative_reduction): Same.
2103 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2105 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2106 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2108 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2109 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2110 (rewrite_commutative_reductions_out_of_ssa): Same.
2111 * passes.c (execute_function_todo): Call verify_ssa for every pass
2112 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2113 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2114 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2115 with an extra argument.
2116 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2117 verify_ssa only when the extra argument is true.
2118 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2119 with an extra argument.
2120 (tree_transform_and_unroll_loop): Same.
2122 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2124 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2125 for all the passes of the LNO having LOOP_CLOSED_SSA.
2126 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2127 * tree-loop-distribution.c (pass_loop_distribution): Same.
2128 * tree-pass.h (TODO_verify_loops): Removed.
2129 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2131 (pass_tree_unswitch): Same.
2132 (pass_predcom): Same.
2133 (pass_vectorize): Same.
2134 (pass_linear_transform): Same.
2135 (pass_graphite_transforms): Same.
2136 (pass_iv_canon): Same.
2137 (pass_complete_unroll): Same.
2138 (pass_complete_unrolli): Same.
2139 (pass_parallelize_loops): Same.
2140 (pass_loop_prefetch): Same.
2141 (pass_iv_optimize): Same.
2143 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2146 * passes.c (init_optimization_passes): Move pass_lim before
2147 pass_copy_prop and pass_dce_loop.
2149 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2152 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2153 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2154 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2155 MULTI_* defines for 4 argument vpermil2p* builtins.
2157 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2159 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2160 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2161 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2162 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2163 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2164 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2165 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2166 Use x86_maybe_negate_const_int to output insn mnemonic.
2167 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2168 check from instruction predicate. Update comments.
2169 * config/i386/sync.md (sync_add<mode>): Use
2170 x86_maybe_negate_const_int to output insn mnemonic.
2172 2010-04-06 Jan Hubicka <jh@suse.cz>
2174 PR tree-optimization/42906
2175 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2176 IGNORE_SELF argument. Set visited_control_parents for fully
2178 (find_obviously_necessary_stmts): Update call of
2179 mark_control_dependent_edges_necessary.
2180 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2182 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2184 * config/i386/i386.md: Remove comment about 'e' and 'E'
2187 2010-04-06 Richard Guenther <rguenther@suse.de>
2189 PR tree-optimization/43627
2190 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2191 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2194 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2196 * BASE-VER: Change to 4.6.0.
2199 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2202 2010-04-06 Richard Guenther <rguenther@suse.de>
2205 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2207 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2209 * doc/invoke.texi (Optimize Options): Document that LTO
2210 won't remove object access purely due to incompatible
2213 2010-04-04 Matthias Klose <doko@ubuntu.com>
2215 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2216 Initialize variable.
2218 2010-04-03 Richard Guenther <rguenther@suse.de>
2221 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2222 require a non-NULL MEM_OFFSET.
2224 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2226 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2227 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2228 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2229 config/alpha/predicates.md, config/arm/arm.md,
2230 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2231 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2232 config/darwin9.h, config/darwin.c, config/darwin.h,
2233 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2234 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2235 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2236 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2237 config/mips/mips.md, config/mn10300/mn10300.c,
2238 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2239 config/rs6000/aix.h, config/rs6000/dfp.md,
2240 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2241 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2242 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2243 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2244 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2245 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2246 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2247 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2248 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2249 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2250 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2251 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2252 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2253 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2254 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2255 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2256 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2257 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2258 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2259 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2260 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2261 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2262 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2263 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2264 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2265 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2266 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2267 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2268 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2269 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2270 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2271 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2272 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2273 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2274 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2275 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2277 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2280 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2281 * aclocal.m4: Regenerate.
2283 2010-04-02 Richard Guenther <rguenther@suse.de>
2285 PR tree-optimization/43629
2286 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2287 if we have seen a constant value.
2289 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2291 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2293 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2296 * arm.c (legitimize_tls_address): Adjust call to
2297 gen_tls_load_dot_plus_four.
2298 (arm_note_pic_base): New function.
2299 (arm_cannot_copy_insn_p): Use it.
2300 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2303 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2308 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2310 * Makefile.in ($(out_object_file)): Depend on
2311 gt-$(basename $(notdir $(out_file))).h.
2313 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2315 * config.gcc (lm32-*-rtems*): Add t-lm32.
2317 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2319 * config.gcc: Add lm32-*-rtems*.
2320 * config/lm32/rtems.h: New file.
2322 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2325 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2327 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2329 * dwarf2out.c (output_compilation_unit_header): For
2330 -gdwarf-4 use version 4 instead of version 3.
2331 (output_line_info): For version 4 and above emit additional
2332 maximum ops per insn header field.
2333 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2335 * dwarf2out.c (is_c_family, is_java): Remove.
2336 (lower_bound_default): New function.
2337 (add_bound_info, gen_descr_array_type_die): Use it.
2339 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2342 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2343 re-declaration when it happens in a function.
2345 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2347 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2348 (cgraph_remove_function_insertion_hook): Same.
2349 (cgraph_call_function_insertion_hooks): Same.
2351 2010-04-01 Richard Guenther <rguenther@suse.de>
2354 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2355 and TREE_THIS_VOLATILE.
2356 (copy_ref_info): Likewise.
2357 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2358 * tree.c (build6_stat): Ignore side-effects of all but arg5
2359 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2362 2010-04-01 Richard Guenther <rguenther@suse.de>
2364 PR tree-optimization/43607
2365 * ipa-type-escape.c (check_call): Do not access non-existing
2368 2010-04-01 Richard Guenther <rguenther@suse.de>
2372 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2373 Jack Howarth <howarth@bromo.med.uc.edu>
2375 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2378 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2380 * doc/install.texi (Prerequisites): Document libelf usability on
2381 IRIX 5/6 and Solaris 2.
2382 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2383 Update GNU as, GNU ld requirements.
2384 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2385 Document Sun Studio compiler download.
2386 Update and simplify as, ld recommendations.
2387 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2389 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2391 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2392 with_tune_32 to pentium4.
2394 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2396 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2398 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2400 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2401 obsoletion, removal.
2403 Document GNU as requirement.
2404 Update configure requirements.
2405 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2406 Recomment IRIX 6.5.18+.
2407 Document IDF/IDL requirement.
2408 Document GNU as requirement.
2409 Document GNU ld bootstrap failure.
2410 Remove freeware.sgi.com reference.
2412 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2414 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2415 UNIX V4.0, V5.0 obsoletion, removal.
2416 Remove --with-gc=simple reference.
2417 Update VM requirements during bootstrap.
2418 Remove -oldas bootstrap description.
2419 Update binutils reference.
2420 Remove comparison failure note.
2422 2010-03-31 Richard Guenther <rguenther@suse.de>
2423 Zdenek Dvorak <ook@ucw.cz>
2424 Sebastian Pop <sebastian.pop@amd.com>
2427 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2428 with multiple arguments.
2429 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2431 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2433 * graphite-dependences.c (print_pddr): Call print_pdr with an
2435 * graphite-poly.c (debug_pdr): Add an extra argument for the
2438 (print_pbb_domain): Same.
2440 (print_scop_context): Same.
2442 (print_cloog): Same.
2443 (debug_pbb_domain): Same.
2447 (debug_scop_context): Same.
2449 (debug_cloog): Same.
2450 (print_scop_params): Same.
2451 (debug_scop_params): Same.
2452 (print_iteration_domain): Same.
2453 (print_iteration_domains): Same.
2454 (debug_iteration_domain): Same.
2455 (debug_iteration_domains): Same.
2456 (print_scattering_function): Same.
2457 (print_scattering_functions): Same.
2458 (debug_scattering_function): Same.
2459 (debug_scattering_functions): Same.
2460 * graphite-poly.h (debug_pdr): Update declaration.
2462 (print_pbb_domain): Same.
2464 (print_scop_context): Same.
2466 (print_cloog): Same.
2467 (debug_pbb_domain): Same.
2471 (debug_scop_context): Same.
2473 (debug_cloog): Same.
2474 (print_scop_params): Same.
2475 (debug_scop_params): Same.
2476 (print_iteration_domain): Same.
2477 (print_iteration_domains): Same.
2478 (debug_iteration_domain): Same.
2479 (debug_iteration_domains): Same.
2480 (print_scattering_function): Same.
2481 (print_scattering_functions): Same.
2482 (debug_scattering_function): Same.
2483 (debug_scattering_functions): Same.
2485 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2487 * graphite-poly.c (print_scattering_function_1): New.
2488 (print_scattering_function): Call it.
2489 (print_scop_params): Remove spaces at the end of lines.
2492 * graphite-poly.h (print_cloog): Declared.
2493 (debug_cloog): Declared.
2495 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2497 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2499 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2500 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2501 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2502 to switch between adding the IV bump in loop->latch or in loop->header.
2504 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2506 * graphite-poly.c (print_scattering_function): Pretty print following
2509 (print_pbb_domain): Same.
2510 (dump_gbb_cases): Same.
2511 (dump_gbb_conditions): Same.
2514 (print_scop_params): Same.
2515 (print_scop_context): Same.
2517 (print_pbb_body): New.
2518 (lst_indent_to): New.
2519 (print_lst): Start new lines with a #.
2520 * graphite-poly.h (pbb_bb): New.
2521 (pbb_index): Use pbb_bb.
2522 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2524 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2526 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2528 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2529 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2530 and 0 instead of 1 for dw_val_class_flag.
2531 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2532 dw_val_class_range_list, dw_val_class_loc_list,
2533 dw_val_class_lineptr and dw_val_class_macptr, use
2534 DW_FORM_flag_present for dw_val_class_flag and
2535 DW_FORM_exprloc for dw_val_class_loc.
2536 (output_die): For -gdwarf-4 print dw_val_class_loc
2537 size as uleb128 instead of 1 or 2 bytes and don't print
2538 anything for dw_val_class_flag.
2540 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2541 instead of cselib_lookup following by tweaking locs->setting_insn.
2544 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2545 even before returning from label, setjmp call or volatile asm
2548 2010-03-31 Richard Guenther <rguenther@suse.de>
2551 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2552 temporary data on stack.
2554 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2556 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2557 (PUSHSECTION_ASM_OP): Remove.
2558 (POPSECTION_ASM_OP): Remove.
2559 (PUSHSECTION_FORMAT): Remove.
2560 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2561 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2562 * config/sol2.c (solaris_output_init_fini): Use it.
2564 2010-03-31 Jie Zhang <jie@codesourcery.com>
2567 * opt-functions.awk (var_type_struct): Use signed char type
2568 for simple variables.
2570 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2572 * config/sol2.c: Include output.h.
2573 (solaris_assemble_visibility): New function.
2574 * config/t-sol2 (sol2.o): Add output.h dependency.
2575 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2576 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2579 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2582 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2583 V2SImode or XFmode on PRE_DEC.
2586 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2589 2010-03-31 Jie Zhang <jie@codesourcery.com>
2592 * reload.h (caller_save_initialized_p): Declare.
2593 * toplev.c (backend_init_target): Don't call
2594 init_caller_save but set caller_save_initialized_p to false.
2595 * caller-save.c (caller_save_initialized_p): Define.
2596 (init_caller_save): Check caller_save_initialized_p.
2597 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2599 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2602 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2603 and soft-fp/t-softfp to tmake_file.
2604 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2605 (LIBGCC2_TF_CEXT): Define.
2608 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2611 * cselib.c (n_useless_values): Document handling of debug locs.
2612 (n_useless_debug_values, n_debug_values): New variables.
2613 (new_elt_loc_list): Don't add to debug values, keep count.
2614 (promote_debug_loc): New.
2615 (cselib_reset_table): Zero new variables.
2616 (entry_and_rtx_equal_p): Promote debug locs.
2617 (discard_useless_locs): Increment n_useless_debug_values for
2619 (remove_useless_values): Adjust n_useless_values and n_debug_values
2620 with n_useless_debug_values.
2621 (add_mem_for_addr): Promote debug locs.
2622 (cselib_lookup_mem): Likewise.
2623 (cselib_lookup_addr): Renamed to...
2624 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2625 (cselib_log_lookup): ... this. Turn into...
2626 (cselib_lookup_addr): ... new wrapper.
2627 (cselib_lookup_from_insn): New.
2628 (cselib_invalidate_regno): Increment n_useless_debug_values for
2630 (cselib_invalidate_mem): Likewise.
2631 (cselib_process_insn): Take n_deleted and n_debug_values into
2632 account to guard remove_useless_value call.
2633 (cselib_finish): Zero n_useless_debug_values.
2634 * cselib.h (cselib_lookup_from_insn): Declare.
2635 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2636 (sched_analyze_2): Likewise.
2638 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2640 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2642 (adjust_mems): Replace narrowing SUBREG of expression containing
2643 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2644 with operations in the narrower mode.
2647 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2648 regs_invalidated_by_call instead all call_used_reg_set registers.
2650 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2653 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2654 pointer comparisons with types_compatible_p.
2655 * tree-vect-stmts.c (vectorizable_call): Same.
2656 (vectorizable_condition): Same.
2658 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2660 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2661 stack check if the mask would be zero.
2663 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2664 Jack Howarth <howarth@bromo.med.uc.edu>
2666 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2669 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2672 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2674 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2675 Include ___unordxf2 and ___unordtf2.
2676 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2679 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2681 * config/lm32/t-lm32: New file.
2682 * config.gcc: Use the above file when targetting lm32.
2684 2010-03-28 Duncan Sands <baldrick@free.fr>
2686 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2688 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2691 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2692 Improve vectorization cost model diagnostic.
2694 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2697 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2698 compute_data_dependences_for_loop returns false, early exit
2699 and output an extra diagnostic for the failed data reference
2702 2010-03-29 Richard Guenther <rguenther@suse.de>
2704 PR tree-optimization/43560
2705 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2706 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2708 2010-03-29 Jie Zhang <jie@codesourcery.com>
2711 * toplev.c (process_options): Set optimization_default_node
2712 and optimization_current_node.
2713 * opts.c (decode_options): Don't set optimization_default_node
2714 and optimization_current_node.
2716 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2718 * config/rtems.h: Abandon -qrtems_debug.
2720 2010-03-28 Jan Hubicka <jh@suse.cz>
2722 PR tree-optimization/43505
2723 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2724 map should not be copied.
2726 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2729 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2730 cdtors, set DECL_PRESERVE_P.
2731 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2734 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2736 PR tree-optimization/43528
2737 * stor-layout.c (place_field): Check that constant fits into
2738 unsigned HWI when skipping calculation of MS bitfield layout.
2740 2010-03-27 Jan Hubicka <jh@suse.cz>
2743 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2744 notice_global_symbol work.
2746 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2748 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2749 instead of dwarf2out_decl.
2750 (struct var_loc_node): Remove section_label field.
2751 (dwarf2out_function_decl): New function.
2752 (dwarf2out_var_location): Don't set section_label field.
2753 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2755 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2757 PR tree-optimization/43544
2758 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2759 First argument for builtin vectorized function hook is now a
2760 tree to be able to distinguish between machine specific and
2762 * targhooks.c (default_builtin_vectorized_function): Ditto.
2763 * targhooks.h (default_builtin_vectorized_function): Ditto.
2764 * target.h (struct gcc_target): Ditto.
2765 * tree-vect-stmts.c (vectorizable_function): Ditto.
2766 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2767 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2770 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2773 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2774 nested binding iff it is a FUNCTION_DECL.
2775 (store_parm_decls_newstyle): Pass nested=true to bind for
2776 FUNCTION_DECLs amongst parameters.
2778 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2780 * var-tracking.c (vt_expand_loc_callback): Don't run
2781 cselib_expand_value_rtx_cb in dummy mode if
2782 cselib_dummy_expand_value_rtx_cb returned false.
2784 * var-tracking.c (emit_note_insn_var_location): For one part
2785 notes with offset 0, don't add EXPR_LIST around the location.
2786 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2787 add_location_or_const_value_attribute): Adjust for that change.
2790 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2791 into first operand and location into second.
2792 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2793 dw_cfi_oprnd_loc for DW_CFA_expression.
2794 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2795 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2796 assume first argument is regnum and second argument is location.
2798 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2801 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2802 of scratch register to DImode. Split to DImode comparison operator.
2803 Use SImode subreg of scratch register in the multiplication.
2804 (*cmp_sadd_sidi): Ditto.
2805 (*cmp_ssub_si): Ditto.
2806 (*cmp_ssub_sidi): Ditto.
2808 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2811 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2812 Remove invalid assert and wrong comment.
2814 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2817 * flags.h (final_insns_dump_p): New extern.
2818 * final.c (final_insns_dump_p): New variable.
2819 (rest_of_clean_state): Set it before -fdump-final-insns=
2820 dumping, clear afterwards.
2821 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2822 MEM_ALIAS_SET on MEMs.
2824 2010-03-26 David S. Miller <davem@davemloft.net>
2826 * configure.ac: Fix sparc GOTDATA_OP bug check.
2827 * configure: Rebuild.
2829 2010-03-26 Alan Modra <amodra@gmail.com>
2831 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2833 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2835 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2836 TLS_SECTION_ASM_FLAG.
2838 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2841 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2842 Clear first_function_block_is_cold.
2845 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2846 argument if the argument is truth_value_p.
2848 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2850 * config/rs6000/constraints.md: Update copyright year for my changes.
2853 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2854 used in reg+reg addressing, swap registers.
2856 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2859 * target.h (struct gcc_target): Add code_end hook.
2860 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2862 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2863 * toplev.c (compile_file): Call targetm.asm_out.code_end
2864 hook before unwind info/debug info output.
2865 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2866 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2867 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2868 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2869 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2870 * config/i386/i386.c (ix86_file_end): Renamed to...
2871 (ix86_code_end): ... this. Make static. Don't call
2872 file_end_indicate_exec_stack. Emit unwind info using
2873 final_start_function/final_end_function.
2874 (darwin_x86_file_end): Remove.
2875 (TARGET_ASM_CODE_END): Define.
2876 * config/i386/i386.h (TARGET_ASM_FILE_END,
2877 NEED_INDICATE_EXEC_STACK): Don't define.
2878 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2879 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2880 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2881 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2884 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2885 at the beginning and final_end_function at the end.
2886 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2888 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2890 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2891 and Sun as TLS syntax.
2892 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2893 * configure: Regenerate.
2894 * config.in: Regenerate.
2895 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2896 (default_elf_asm_named_section): Use it.
2897 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2898 (i386_output_dwarf_dtprel): Likewise.
2899 (output_addr_const_extra): Likewise.
2900 (output_pic_addr_const): Lowercase @GOTTPOFF.
2901 (output_addr_const_extra): Likewise.
2902 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2903 (output_addr_const_extra): Likewise.
2904 (output_pic_addr_const): Lowercase @INDNTPOFF.
2905 (output_addr_const_extra): Likewise.
2906 (output_pic_addr_const): Lowercase @NTPOFF.
2907 (output_addr_const_extra): Likewise.
2908 (output_pic_addr_const): Lowercase @TPOFF.
2909 (output_addr_const_extra): Likewise.
2910 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2911 (*tls_global_dynamic_64): Likewise.
2912 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2913 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2915 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2916 (ASM_OUTPUT_TLS_COMMON): Use it.
2917 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2920 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2921 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2922 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2923 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2924 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2925 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2927 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2929 * config/i386/i386.c (override_options): Don't accept
2930 -mtls-dialect=sun any longer.
2931 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2932 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2933 (*tls_local_dynamic_base_32_sun): Likewise.
2934 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2936 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2939 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2940 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2943 * ira.c (adjust_cleared_regs): New function.
2944 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2948 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2950 * expr.c (expand_expr_real): Restore previous
2951 curr_insn_source_location and curr_insn_block after
2952 expand_expr_real_1 call.
2953 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2954 instead of expand_expr_real_1.
2956 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2958 PR rtl-optimization/43413
2959 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2962 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2965 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2966 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2968 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2970 * config/i386/i386.c (ix86_target_string): Add -mfma.
2971 Fix a typo in comment.
2973 2010-03-22 Mike Stump <mikestump@comcast.net>
2976 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2977 Don't overly align based upon packed packed fields.
2979 2010-03-22 Jason Merrill <jason@redhat.com>
2981 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2982 Use () rather than [], and move before the element type.
2984 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2986 * doc/configfiles.texi (Configuration Files): Removed
2987 fixinc/Makefile*, intl/Makefile.*.
2988 * doc/makefile.texi: Fixed markup. Abstract from version
2989 control system used.
2990 (Makefile): Removed obsolete gcc/java/parse.y example.
2991 * doc/sourcebuild.texi: Likewise.
2992 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2993 libgomp, libssp. Removed fastjar.
2994 (Miscellaneous Docs): Clarify location.
2995 Added COPYING3, COPYING3.LIB.
2996 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2998 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3001 * config/i386/i386.c (x86_function_profiler)
3002 [!NO_PROFILE_COUNTERS]: Fix typo.
3003 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3006 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3007 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3009 * doc/sourcebuild.texi (Test Directives): Split into six
3010 subsections, with most of the current text in new subsections
3011 Directives, Selectors, and Final Actions.
3012 (Directives): Split list of test directives into multiple
3014 (Selectors): Describe use and syntax of selectors.
3015 (Effective-Target Keywords): Describe all existing keywords.
3016 (Add Options): Describe features for dg-add-options.
3017 (Require Support): Describe variants of dg-require-support.
3018 (Final Actions): Describe commands to use in dg-final.
3020 2010-03-22 Michael Matz <matz@suse.de>
3023 * recog.c (validate_replace_rtx_group): Replace also in
3024 REG_EQUAL and REG_EQUIV notes.
3026 2010-03-22 Richard Guenther <rguenther@suse.de>
3028 PR tree-optimization/43390
3029 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3030 sure vector extracts are type correct.
3032 2010-03-22 Richard Guenther <rguenther@suse.de>
3035 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3036 x * sqrt (x) even when optimizing for size if the target
3037 has native support for sqrt.
3039 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3041 * varasm.c (make_decl_rtl_for_debug): Also clear
3042 flag_mudflap for the duration of make_decl_rtl call.
3045 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3046 locs from preserved VALUEs.
3048 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3051 * pa.md (movmemsi): Set align to one if zero.
3052 (movmemdi): Likewise.
3054 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3057 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3058 with their corresponding prologue pushes.
3060 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3063 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3064 at the begining or end.
3065 (spu_expand_epilogue): Likewise.
3067 2010-03-20 Richard Guenther <rguenther@suse.de>
3069 PR rtl-optimization/43438
3070 * combine.c (make_extraction): Properly zero-/sign-extend an
3071 extraction of the low part of a CONST_INT. Also handle
3074 2010-03-19 Mike Stump <mikestump@comcast.net>
3076 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3077 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3078 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3080 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3083 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3086 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3088 PR rtl-optimization/42258
3089 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3090 use that may match DEF.
3093 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3094 the cost of loading the constant rather than assuming
3096 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3097 outer code is AND, do the same tests as the andsi3 expander and
3098 return COSTS_N_INSNS (1) if and is cheap.
3100 * optabs.c (avoid_expensive_constant): Fix formatting.
3102 2010-03-19 Michael Matz <matz@suse.de>
3105 * attribs.c (decl_attributes): When rebuilding a function pointer
3106 type use the same qualifiers as the original pointer type.
3108 2010-03-19 Martin Jambor <mjambor@suse.cz>
3110 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3111 and is_gimple_ip_invariant_address.
3113 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3116 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3118 * config/arm/arm.c (arm_override_options): Turn off
3119 flag_dwarf2_cfi_asm for AAPCS variants.
3121 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3124 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3125 Use PRE_MODIFY instead of PRE_DEC.
3126 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3127 (vfp_emit_fstmd): Likewise.
3129 2010-03-19 Michael Matz <matz@suse.de>
3132 * builtins.c (expand_builtin_interclass_mathfn,
3133 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3136 2010-03-19 Richard Guenther <rguenther@suse.de>
3138 PR tree-optimization/43415
3139 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3140 (phi_translate_1): ... this.
3141 (phi_translate): Move all caching here. Cache all NARY
3142 and REFERENCE translations.
3144 2010-03-19 David S. Miller <davem@davemloft.net>
3146 With help from Eric Botcazou.
3147 * config/sparc/sparc.c: Include dwarf2out.h.
3148 (emit_pic_helper): Delete.
3149 (pic_helper_symbol_name): Delete.
3150 (pic_helper_emitted_p): Delete.
3151 (pic_helper_needed): New.
3152 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3153 (get_pc_thunk_name): New.
3154 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3155 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3156 Set pic_helper_needed to true. Don't call emit_pic_helper.
3157 (sparc_expand_prologue): Update load_pic_register call.
3158 (sparc_output_mi_thunk): Likewise.
3159 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3160 thunk if possible. Output CFI information as needed.
3162 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3163 Jack Howarth <howarth@bromo.med.uc.edu>
3166 * config/i386/i386.h: Fix ABI on darwin x86-32.
3168 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3170 * tree.h: Declare make_decl_rtl_for_debug.
3171 * varasm.c (make_decl_rtl_for_debug): New.
3172 * dwarf2out.c (rtl_for_decl_location): Call it.
3173 * cfgexpand.c (expand_debug_expr): Call it.
3175 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3178 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3182 * var-tracking.c (vt_init_cfa_base): Do nothing if
3183 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3185 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3188 * var-tracking.c (canonicalize_vars_star): New.
3189 (dataflow_post_merge_adjust): Use it.
3191 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3194 * var-tracking.c (non_suitable_const): New function.
3195 (add_uses): For DEBUG_INSNs with constants, don't record any
3196 value, instead just the constant value itself.
3197 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3198 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3199 (emit_notes_in_bb): Likewise.
3200 (emit_note_insn_var_location): For onepart variables if
3201 cur_loc is a VOIDmode constant, use DECL_MODE.
3203 2010-03-18 Martin Jambor <mjambor@suse.cz>
3206 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3207 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3208 all non-clones. Moved call redirection...
3209 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3210 (cgraph_materialize_all_clones): Dispose of all
3211 combined_args_to_skip bitmaps.
3212 (verify_cgraph_node): Do not check for edges pointing to wrong
3213 nodes in inline clones.
3214 * tree-inline.c (copy_bb): Call
3215 cgraph_redirect_edge_call_stmt_to_callee.
3216 * ipa.c (cgraph_remove_unreachable_nodes): Call
3217 cgraph_node_remove_callees even when there are used clones.
3219 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3221 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3223 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3226 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3229 2010-03-18 Michael Matz <matz@suse.de>
3232 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3233 into sqrt(x) if we need to preserve signed zeros.
3235 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3236 Eric Botcazou <ebotcazou@adacore.com>
3238 PR rtl-optimization/43360
3239 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3240 note if we don't know its invariant status.
3242 2010-03-18 Michael Matz <matz@suse.de>
3244 PR tree-optimization/43402
3245 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3246 PHI chains of ssa names registered for update.
3248 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3251 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3252 non-offsettable and pre_modify update addressing.
3253 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3254 and "2" alternatives "#".
3255 (*movdd_softfloat32): Make all alternatives "#";
3256 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3257 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3258 (*movdf_softfloat32): Make all alternatives "#";
3259 (movdi): Use the new DIFD mode iterator to create a common splitter
3260 for movdi, movdf and movdd patterns.
3262 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3264 * common.opt (dumpdir): Remove redundant tab.
3266 2010-03-17 Martin Jambor <mjambor@suse.cz>
3268 PR tree-optimization/43347
3269 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3270 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3272 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3274 PR rtl-optimization/42216
3275 * regrename.c (create_new_chain): New function, broken out from...
3276 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3277 appending a use to an empty chain.
3278 (build_def_use): Remove previous changes that convert OP_INOUT to
3279 OP_OUT operands; instead detect the case where an OP_INOUT operand
3280 uses a previously untracked register and create an empty chain for it.
3282 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3284 * doc/extend.texi (Function Attributes): Rewrite unfinished
3285 sentence in ms_abi documentation.
3287 2010-03-17 Alan Modra <amodra@gmail.com>
3289 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3290 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3291 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3292 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3294 2010-03-16 Richard Henderson <rth@redhat.com>
3297 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3298 (lower_try_finally): Save and restore eh_seq around the expansion
3301 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3303 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3304 statements before splitting block.
3306 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3308 * doc/sourcebuild.texi (Testsuites): Fix markup.
3309 Use pathnames relative to gcc/testsuite.
3310 (Test Directives): Move description of how timeout is determined.
3311 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3312 (C Tests): Correct gcc.misc-tests directory.
3313 Framework tests now live in gcc.test-framework.
3315 2010-03-16 Richard Guenther <rguenther@suse.de>
3318 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3319 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3321 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3322 Alexandre Oliva <aoliva@redhat.com>
3324 PR tree-optimization/42917
3325 * lambda-code.c (remove_iv): Skip debug statements.
3326 (lambda_loopnest_to_gcc_loopnest): Likewise.
3327 (not_interesting_stmt): Debug statements are not interesting.
3329 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3333 * cselib.c (cselib_preserve_constants,
3334 cfa_base_preserved_val): New static variables.
3335 (preserve_only_constants): New function.
3336 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3337 clear its REG_VALUES. If cselib_preserve_constants, don't
3338 empty the whole hash table, but preserve there VALUEs with constants,
3339 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3340 (cselib_preserve_cfa_base_value): New function.
3341 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3342 (cselib_init): Change argument to int bitfield. Set
3343 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3345 (cselib_finish): Clear cselib_preserve_constants and
3346 cfa_base_preserved_val.
3347 * cselib.h (enum cselib_record_what): New enum.
3348 (cselib_init): Change argument to int.
3349 (cselib_preserve_cfa_base_value): New prototype.
3350 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3351 * dse.c (dse_step1): Likewise.
3352 * cfgcleanup.c (thread_jump): Likewise.
3353 * sched-deps.c (sched_analyze): Likewise.
3354 * gcse.c (local_cprop_pass): Likewise.
3355 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3356 If FN is non-NULL, call the callback always and whenever it returns
3357 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3358 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3359 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3360 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3361 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3362 * var-tracking.c: Include recog.h.
3363 (bb_stack_adjust_offset): Remove.
3364 (vt_stack_adjustments): Don't call it, instead just gather the
3365 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3366 (adjust_stack_reference): Remove.
3367 (compute_cfa_pointer): New function.
3368 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3369 (struct adjust_mem_data): New type.
3370 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3372 (get_address_mode): New function.
3373 (replace_expr_with_values): Use it.
3374 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3375 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3376 (adjust_sets): Remove.
3377 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3378 Use get_address_mode.
3379 (get_adjusted_src): Remove.
3380 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3381 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3382 (add_with_sets): Don't call adjust_sets.
3383 (fp_setter, vt_init_cfa_base): New functions.
3384 (vt_initialize): Change return type to bool. Move most of pool etc.
3385 initialization to the beginning of the function from end. Pass
3386 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3387 If !frame_pointer_needed, call vt_stack_adjustment before mos
3388 vector is filled, call vt_init_cfa_base if argp/framep has been
3389 eliminated to sp. If frame_pointer_needed and argp/framep has
3390 been eliminated to hard frame pointer, set
3391 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3392 encountering fp setter in the prologue. For MO_ADJUST, call
3393 log_op_type before pusing the op into mos vector, not afterwards.
3394 Call adjust_insn before cselib_process_insn/add_with_sets,
3395 call cancel_changes (0) afterwards.
3396 (variable_tracking_main_1): Adjust for vt_initialize calling
3397 vt_stack_adjustments and returning whether it succeeded or not.
3399 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3401 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3404 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3406 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3408 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3409 drap_reg has not been set.
3411 2010-03-15 Michael Matz <matz@suse.de>
3414 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3415 use it to expand block copies.
3416 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3417 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3418 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3420 2010-03-15 Richard Guenther <rguenther@suse.de>
3422 PR tree-optimization/43367
3423 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3426 2010-03-15 Richard Guenther <rguenther@suse.de>
3428 PR tree-optimization/43317
3429 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3431 2010-03-15 Martin Jambor <mjambor@suse.cz>
3433 PR tree-optimization/43141
3434 * tree-sra.c (create_abstract_origin): New function.
3435 (modify_function): Call create_abstract_origin.
3437 2010-03-15 Chris Demetriou <cgd@google.com>
3439 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3442 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3445 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3446 call insert_out_of_ssa_copy for default definitions.
3448 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3450 * graphite-clast-to-gimple.c (my_long_long): Defined.
3451 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3452 * graphite-sese-to-poly.c (my_long_long): Defined.
3453 (scop_ivs_can_be_represented): Use it.
3455 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3457 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3458 graphite-max-bbs-per-function, and loop-block-tile-size.
3459 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3461 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3463 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3465 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3466 forward declaration.
3467 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3468 (add_upper_bounds_from_estimated_nit): New.
3469 (build_loop_iteration_domains): Use it.
3471 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3473 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3475 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3478 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3479 should be an INTEGER_CST. Also handle CASE_CONVERT.
3481 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3483 * graphite.c (graphite_initialize): To bound the number of bbs per
3484 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3485 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3486 * doc/invoke.texi: Document it.
3488 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3490 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3491 * graphite-sese-to-poly.h (build_poly_scop): Same.
3493 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3495 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3496 the number of parameters in the scop. Use as an upper bound
3497 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3498 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3499 * doc/invoke.texi: Document it.
3501 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3503 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3504 * doc/c-tree.texi: Remove.
3505 * doc/generic.texi: Merge c-tree.texi here.
3506 * doc/gccint.texi (Trees): Remove menu entry.
3507 (c-tree.texi): Remove @include.
3508 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3509 * doc/languages.texi (Reading RTL): Ditto.
3511 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3514 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3516 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3519 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3520 code added to work around reload clobbering CONST insns.
3522 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3524 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3525 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3526 (cselib_preserve_only_values): Remove retain argument, don't
3527 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3528 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3529 * var-tracking.c (micro_operation): Move insn field before union.
3530 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3531 (struct variable_tracking_info_def): Remove n_mos field, change
3532 mos into a vector of micro_operations.
3533 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3534 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3535 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3536 changing into a vector.
3537 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3538 come before all other uops generated by add_stores.
3539 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3541 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3542 a vector. Run just one pass over the bbs instead of separate counting
3543 and computation phase.
3544 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3547 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3548 into *nonlocalized_list vector.
3549 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3550 even if origin is non-NULL.
3551 (gen_variable_die): Likewise.
3552 (process_scope_var): Don't change origin.
3553 (gen_decl_die): Likewise.
3554 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3555 before adding new edges instead of after it, fix moving over
3558 2010-03-11 David S. Miller <davem@davemloft.net>
3560 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3562 * configure: Rebuild.
3564 2010-03-11 Martin Jambor <mjambor@suse.cz>
3566 PR tree-optimization/43257
3567 * tree.c (assign_assembler_name_if_neeeded): New function.
3568 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3570 * tree.h (assign_assembler_name_if_neeeded): Declare.
3571 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3572 the function if needed.
3574 2010-03-11 Chris Demetriou <cgd@google.com>
3576 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3577 include/stdint-gcc.h, and include/stdint.h world-readable.
3579 2010-03-11 Richard Guenther <rguenther@suse.de>
3581 PR tree-optimization/43255
3582 * tree-vrp.c (process_assert_insertions_for): Do not insert
3583 asserts for trivial conditions.
3585 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3587 PR tree-optimization/43280
3588 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3589 generation. Move calculation of size out of the if branch.
3590 (find_bswap): Modify compare number generation.
3592 2010-03-11 Richard Guenther <rguenther@suse.de>
3595 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3596 (input_gimple_stmt): Fixup handled component types during
3597 operand read. Also fix up decls in ADDR_EXPRs.
3599 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3601 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3602 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3604 2010-03-10 Jan Hubicka <jh@suse.cz>
3607 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3608 * varasm.c (get_variable_section): Don't do that here...
3609 (make_decl_rtl): ... and here.
3610 (do_assemble_alias): Produce decl RTL.
3611 (assemble_alias): Likewise.
3613 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3616 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3617 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3619 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3620 (based_loc_descr): Only express drap or vdrap regno based expressions
3621 using DW_OP_fbreg when not optimizing.
3622 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3623 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3624 REG_CFA_SET_VDRAP note.
3626 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3628 PR tree-optimization/43236
3629 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3630 error in calculation of base address in reverse iteration case.
3631 (generate_builtin): Take number of latch executions if the statement
3634 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3637 * tree-eh.c: Include pointer-set.h.
3638 (lower_eh_dispatch): Filter out duplicate case labels and
3639 remove the unneeded edge when the label is unused. Return
3640 true when some edges are removed.
3641 (execute_lower_eh_dispatch): When any lowering resulted in
3642 removing an edge, also delete unreachable blocks.
3644 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3647 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3648 UNSPEC_MACHOPIC_OFFSET.
3650 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3653 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3654 (m68k_delegitimize_address): New function.
3656 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3659 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3662 * var-tracking.c (adjust_sets): New function.
3663 (count_with_sets, add_with_sets): Use it.
3664 (get_adjusted_src): New inline function.
3665 (add_stores): Use it.
3668 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3669 call cselib_dummy_expand_value_rtx_cb instead of
3670 cselib_expand_value_rtx_cb.
3673 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3674 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3675 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3676 and .cfi_endproc around the pic thunks.
3677 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3678 all queued unwind info register saves are saved before the call.
3679 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3680 considered as sp-=4 for unwind info and the pop as sp+=4 which
3681 also clobbers dest, but doesn't actually restore it.
3684 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3685 RTX_FRAME_RELATED_P.
3687 2010-03-09 Jie Zhang <jie@codesourcery.com>
3689 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3690 whitespaces in output template.
3692 2010-03-09 Jie Zhang <jie@codesourcery.com>
3694 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3697 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3699 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3700 builtins.exp in a separate job.
3702 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3704 * graphite-sese-to-poly.c (add_param_constraints): Use
3705 lower_bound_in_type and upper_bound_in_type.
3707 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3709 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3710 instead of unsigned_type_node.
3712 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3713 Reza Yazdani <reza.yazdani@amd.com>
3716 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3717 on pointer type parameters.
3719 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3723 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3724 handle conversions from pointer to integers.
3725 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3726 induction variable, to be able to work with code generated by CLooG.
3727 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3728 (build_poly_scop): Bail out if we cannot codegen a loop.
3730 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3732 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3733 code generation with gloog_error.
3735 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3737 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3738 Call fold_convert on all the returned values.
3739 (expand_scalar_variables_expr): Pass to
3740 expand_scalar_variables_ssa_name the type of the resulting expression.
3742 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3744 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3745 ppl_min_for_le_pointset.
3746 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3747 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3749 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3751 * graphite-dependences.c (map_into_dep_poly): Removed.
3752 (dependence_polyhedron_1): Use combine_context_id_scat.
3754 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3756 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3757 (struct poly_bb): Same.
3758 (combine_context_id_scat): New.
3760 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3763 * sese.c (name_defined_in_loop_p): Return false for default
3766 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3768 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3769 and clean up the logic.
3771 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3773 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3776 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3778 * var-tracking.c (remove_cselib_value_chains): Define only for
3780 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3781 delete_slot_part, emit_notes_for_differences_1): Don't call
3782 remove_cselib_value_chains here.
3783 (set_slot_part, emit_notes_for_differences_2): Don't call
3784 add_cselib_value_chains here.
3785 (preserved_values): New vector.
3786 (preserve_value): New function.
3787 (add_uses, add_stores, vt_add_function_parameters): Use it
3788 instead of cselib_preserve_value.
3789 (changed_values_stack): New vector.
3790 (check_changed_vars_0): New function.
3791 (check_changed_vars_1, check_changed_vars_2): Use it.
3792 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3793 changed_values_stack VALUEs.
3794 (vt_emit_notes): For all preserved_values call
3795 add_cselib_value_chains. If ENABLE_CHECKING call
3796 remove_cselib_value_chains before verifying value_chains is empty.
3797 Initialize and free changed_values_stack.
3798 (vt_initialize): Initialize preserved_values.
3799 (vt_finalize): Free preserved_values.
3801 2010-03-08 Richard Guenther <rguenther@suse.de>
3803 PR tree-optimization/43269
3804 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3807 2010-03-08 Martin Jambor <mjambor@suse.cz>
3809 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3810 (ipa_is_param_called): Removed.
3811 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3812 (ipa_print_node_params): Do not print the called flag.
3813 (ipa_write_node_info): Do not stream the called flag.
3814 (ipa_read_node_info): Likewise.
3816 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3819 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3820 * cselib.c (struct expand_value_data): Add dummy field.
3821 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3823 (cselib_dummy_expand_value_rtx_cb): New function.
3824 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3826 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3827 * var-tracking.c: Include pointer-set.h.
3828 (variable): Change n_var_parts to char from int. Add
3829 cur_loc_changed and in_changed_variables fields.
3830 (variable_canonicalize): Remove.
3831 (shared_var_p): New inline function.
3832 (unshare_variable): Maintain cur_loc_changed and
3833 in_changed_variables fields. If var was in changed_variables,
3834 replace it there with new_var. Just copy cur_loc instead of
3835 resetting it to something else.
3836 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3837 (dataflow_set_union): Don't call variable_canonicalize.
3838 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3839 of their DEBUG_EXPR_TREE_DECLs.
3840 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3841 and in_changed_variables and cur_loc_changed is false.
3842 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3843 and cur_loc_changed. Don't update cur_loc here.
3844 (variable_merge_over_src): Don't call variable_canonicalize.
3845 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3846 removing loc that is equal to cur_loc, clear cur_loc,
3847 set cur_loc_changed and ensure variable_was_changed is called.
3848 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3849 compare pointers in cur_loc check, if it is equal to loc,
3850 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3851 (variable_different_p): Remove compare_current_location argument,
3852 don't compare cur_loc.
3853 (dataflow_set_different_1): Adjust variable_different_p caller.
3854 (variable_was_changed): If dv had some var in changed_variables
3855 already, reset in_changed_variables flag for it and propagate
3856 cur_loc_changed over to the new variable. On empty var
3857 always set cur_loc_changed. Set in_changed_variables on whatever
3858 var is added to changed_variables.
3859 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3860 Use shared_var_p. When removing loc that is equal to cur_loc,
3861 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3862 end, don't set it to something else, just call variable_was_changed.
3863 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3864 loc being removed, clear cur_loc and set cur_loc_changed.
3865 Set cur_loc_changed if all locations have been removed.
3866 (struct expand_loc_callback_data): New type.
3867 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3868 allocated. Always create SUBREGs if simplify_subreg failed.
3869 Prefer to use cur_loc, when that fails and still in
3870 changed_variables (and seen first time) recompute it. Set
3871 cur_loc_changed of variables which had to change cur_loc and
3872 compute elcd->cur_loc_changed if any of the subexpressions used
3873 had to change cur_loc.
3874 (vt_expand_loc): Adjust to pass arguments in
3875 expand_loc_callback_data structure.
3876 (vt_expand_loc_dummy): New function.
3877 (emitted_notes): New variable.
3878 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3879 that weren't used for any other decl in current
3880 emit_notes_for_changes call call vt_expand_loc_dummy to update
3881 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3882 first loc_chain location if NULL before. Always use just
3883 cur_loc instead of first loc_chain location. When cur_loc_changed
3884 is false, when not --enable-checking=rtl just don't emit any note.
3885 When rtl checking, compute the note and assert it is the same
3886 as previous note. Clear cur_loc_changed and in_changed_variables
3887 at the end before removing from changed_variables.
3888 (check_changed_vars_3): New function.
3889 (emit_notes_for_changes): Traverse changed_vars to call
3890 check_changed_vars_3 on each changed var.
3891 (emit_notes_for_differences_1): Clear cur_loc_changed and
3892 in_changed_variables. Recompute cur_loc of new_var.
3893 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3894 (vt_emit_notes): Initialize and destroy emitted_notes.
3896 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3898 PR rtl-optimization/42220
3899 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3900 Use verify_reg_tracked to determine if we should use OP_OUT rather
3902 (build_def_use): If we see an in-out operand for a register that we
3903 know nothing about, treat is an output if possible, fail the block if
3906 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3909 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3912 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3915 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3916 uses of relevant DEFs that are dead outside the loop too.
3918 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3920 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3922 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3924 * var-tracking.c (values_to_unmark): New variable.
3925 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3926 values_to_unmark vector. Moved body to...
3927 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3928 instead queue it into values_to_unmark vector.
3929 (vt_find_locations): Free values_to_unmark vector.
3931 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3933 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3934 (site.exp): Export them when plugins are enabled.
3936 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3939 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3941 (chrec_fold_multiply): Same.
3943 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3946 * c-decl.c (build_compound_literal): Return early if init is
3949 2010-03-04 Martin Jambor <mjambor@suse.cz>
3951 PR tree-optimization/43164
3952 PR tree-optimization/43191
3953 * tree-sra.c (type_consists_of_records_p): Reject records with
3954 zero-size bit-fields at the end.
3956 2010-03-04 Mike Stump <mikestump@comcast.net>
3958 * Makefile.in (TAGS): Remove *.y.
3960 2010-03-04 Richard Guenther <rguenther@suse.de>
3962 PR tree-optimization/40761
3963 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3965 (my_rev_post_order_compute): New function.
3966 (init_pre): Call it.
3968 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3971 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3972 decrease the cost of an IV candidate when the cost is infinite.
3974 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3976 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3977 Use '3DNow!' for the extension of that name, ensure normal space
3979 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3981 2010-03-03 Jeff Law <law@redhat.com>
3983 * PR middle-end/32693
3984 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3985 than gen_rtx_SUBREG.
3986 (extract_bit_field_1): Likewise.
3988 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3990 * doc/sourcebuild.texi (Test directives): Document that arguments
3991 include-opts and exclude-opts are now optional for dg-skip-if,
3992 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3994 2010-03-03 Jason Merrill <jason@redhat.com>
3997 * cgraph.h (varpool_node): Add extra_name field.
3998 * varpool.c (varpool_extra_name_alias): New.
3999 (varpool_assemble_decl): Emit extra name aliases.
4000 (varpool_mark_needed_node): Look past an extra name alias.
4001 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4002 * lto-streamer-in.c (lto_input_tree): Read it.
4003 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4005 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4007 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4008 (sparc*-*-solaris2*): ...this.
4010 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4013 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4014 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4015 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4016 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4019 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4020 fallthrough to default handling, just with want_address 0 instead of 2.
4021 For single element lists, add_AT_loc directly, otherwise create an
4022 artificial variable DIE and stick location list to it.
4025 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4026 (VAL_EXPR_HAS_REVERSE): Define.
4027 (reverse_op): New function.
4028 (add_stores): For reversible operations add an extra MO_VAL_USE.
4030 2010-03-02 Jason Merrill <jason@redhat.com>
4032 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4034 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4036 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4037 (sparc64-*-linux*): Likewise.
4038 (sparc64-*-solaris2*): Include assembler files before linker ones.
4039 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4040 * config/sparc/gas.h: Delete.
4041 * config/sparc/sol2-64.h: Add copyright notice.
4042 * config/sparc/sol2-gas-bi.h: Likewise.
4043 * config/sparc/sol2-gld.h: Likewise.
4044 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4045 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4046 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4047 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4048 (sparc_elf_asm_named_section): Rename into...
4049 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4051 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4053 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4055 2010-03-02 Jeff Law <law@redhat.com>
4058 * reload1.c (rtx_p, substitute_stack): Declare.
4059 (substitute): Record addresses of changed rtxs.
4060 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4061 Restore the original rtx when complete.
4062 (reload): Free subsitute_stack when complete.
4064 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4066 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4067 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4069 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4070 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4071 Torture Tests): Change from subsection to section.
4073 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4074 Steven Bosscher <steven@gcc.gnu.org>
4076 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4079 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4082 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4083 the assignment from the new induction variable to the assignment
4084 of the value from the original loop PHI function.
4086 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4087 Daniel Jacobowitz <dan@codesourcery.com>
4089 * doc/sourcebuild.texi (Test directives): Clarify options to
4092 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4094 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4095 Disable cfi directives unless GCC and gas agree on using read-only
4096 .eh_frame sections for 64-bit.
4097 * configure: Regenerate.
4099 2010-03-01 Richard Guenther <rguenther@suse.de>
4101 PR tree-optimization/43220
4102 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4103 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4105 2010-03-01 Richard Guenther <rguenther@suse.de>
4106 Martin Jambor <mjambor@suse.cz>
4109 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4110 gimplified parameters.
4112 2010-03-01 Christian Bruel <christian.bruel@st.com>
4114 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4116 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4118 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4120 2010-03-01 Richard Guenther <rguenther@suse.de>
4123 * expr.c (expand_assignment): Use the alias-oracle to tell
4124 if the rhs aliases the result decl.
4126 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4129 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4130 to sol_gt_pch_get_address.
4131 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4132 64-bit, SPARC and x86.
4133 (sol_gt_pch_get_address): New function.
4135 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4137 * toplev.h (inform_n, error_n): Declare.
4138 * diagnostic.c (inform_n, error_n): New function.
4140 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4142 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4143 has no rtl yet when processing local_decls, queue it and recheck
4144 if deferred stack allocation hasn't assigned it rtl.
4146 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4148 * config/sh/sh.c (unspec_bbr_uid): New.
4149 (gen_block_redirect): Use it instead of INSN_UID.
4150 (gen_far_branch): Likewise.
4152 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4154 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4155 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4157 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4159 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4160 (Warning Options): -Wno-conversion-null is valid for
4161 Objective-C++ as well.
4162 * doc/tm.texi (Named Address Spaces): Likewise.
4163 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4164 * doc/tree-ssa.texi (Tree SSA): Likewise.
4166 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4169 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4170 by default. Don't set the default arch for
4171 i[34567]86-*-darwin*|x86_64-*-darwin*.
4173 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4176 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4177 default. Set the default 32bit/64bit archs with $with_arch
4178 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4180 2010-02-27 Richard Guenther <rguenther@suse.de>
4182 PR tree-optimization/43186
4183 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4184 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4185 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4186 unroller iterations.
4188 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4190 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4191 required and i[34567]86-*-* targets don't support 64bit ISA.
4193 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4196 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4199 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4201 * config.gcc: Set the default arch at least to Prescott for
4202 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4203 if SSE math is enabled.
4205 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4207 * diagnostic.c (diagnostic_initialize): Update.
4208 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4210 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4211 (diagnostic_inhibit_notes): New.
4212 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4214 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4217 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4218 * doc/standards.texi: Likewise.
4219 * doc/extend.texi: Likewise.
4220 * doc/trouble.texi: Likewise.
4221 * doc/cppopts.texi: Likewise.
4222 * doc/install.texi: Likewise.
4223 * c.opt (std=c90,std=gnu90): New options.
4224 * c-opts.c (c_common_handle_option): Handle them.
4226 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4229 * c-decl.c (undeclared_variable): Use an informative note.
4231 2010-02-26 Richard Guenther <rguenther@suse.de>
4233 PR tree-optimization/43186
4234 * gimple.h (gimple_fold): Remove.
4235 * gimple.c (gimple_fold): Remove. Inline into single user ...
4236 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4237 Try harder for conditions.
4239 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4242 * function.c (used_types_insert): Don't skip through named pointer
4243 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4244 and it is different from the main variant's type.
4246 2010-02-26 Nick Clifton <nickc@redhat.com>
4248 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4250 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4252 * config.gcc: Support --with-fpmath=sse for x86.
4254 * config/i386/ssemath.h: New.
4256 * doc/install.texi (--with-fpmath=sse): Documented.
4258 2010-02-26 Richard Guenther <rguenther@suse.de>
4260 PR tree-optimization/43188
4261 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4262 vector types of over-aligned element type.
4264 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4267 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4268 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4270 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4272 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4274 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4276 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4277 * var-tracking.c: Include diagnostic.h.
4278 (debug_dv): New function.
4279 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4282 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4283 (add_value_chain, add_value_chains, remove_value_chain,
4284 remove_value_chains): Handle DEBUG_EXPRs.
4285 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4288 * regcprop.c (struct queued_debug_insn_change): New type.
4289 (struct value_data_entry): Add debug_insn_changes field.
4290 (struct value_data): Add n_debug_insn_changes field.
4291 (debug_insn_changes_pool): New variable.
4292 (free_debug_insn_changes, apply_debug_insn_changes,
4293 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4294 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4295 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4297 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4299 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4300 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4301 changes, call cprop_find_used_regs via note_stores.
4302 (copyprop_hardreg_forward): When copying vd from predecessor
4303 which has any queued DEBUG_INSN changes, make sure the pointers are
4304 cleared. At the end call df_analyze and then if there are any
4305 DEBUG_INSN changes queued at the end of some basic block for still
4306 live registers, apply them.
4307 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4309 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4311 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4314 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4316 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4317 targets. Set the default with_cpu/with_arch from arch/cpu.
4318 Allow x86-64 and native for with_cpu/with_arch.
4320 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4322 * ebitmap.c: Change calls to verify_popcount with calls to
4323 sbitmap_verify_popcount.
4324 (ebitmap_clear_bit): Fixed map->cacheindex test and
4325 map>cache update when bit clearing results in an empty
4328 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4331 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4332 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4333 and support both V2DF and V2DI modes.
4334 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4335 support both V2DF and V2DI modes.
4336 (general): Delete trailing whitespace from a few patterns.
4338 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4339 V2DF/V2DI interleave high/low builtins.
4341 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4344 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4345 interleave high/low functions.
4347 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4349 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4350 #pragma extern_prefix.
4352 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4355 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4356 BLKmode, assert op0 is a MEM and just adjust its mode.
4359 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4360 if bitpos isn't multiple of mode's bitsize.
4362 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4364 * c.opt (-ftemplate-depth=): New.
4365 (-ftemplate-depth-): Deprecate.
4366 * optc-gen.awk: Handle -ftemplate-depth=.
4367 * opth-gen.awk: Likewise.
4368 * c-opts.c (c_common_handle_option): Likewise.
4369 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4371 2010-02-24 Jason Merrill <jason@redhat.com>
4373 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4375 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4377 * cfg.c (alloc_aux_for_block): Remove inline.
4378 (alloc_aux_for_edge): Likewise.
4380 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4382 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4384 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4386 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4387 * config/i386/sol2-gas.h: New file.
4388 * config.gcc (i[34567]86-*-solaris2*): Use it.
4390 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4393 * c-typeck.c (ep_convert_and_check): New.
4394 (build_conditional_expr): Use it.
4395 (build_binary_op): Likewise.
4397 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4399 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4402 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4403 bounds even for -O+.
4404 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4405 expr needs to have DECL_NAME set.
4407 2010-02-24 Nick Clifton <nickc@redhat.com>
4409 * config/mep/mep.c: Include gimple.h.
4410 (mep_function_uses_sp): Delete unused function.
4411 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4412 parameters. Use unsigned integers to count args. Return a
4413 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4415 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4418 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4419 greater or equal to nelt instead of 2 * nelt.
4420 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4423 2010-02-23 Jason Merrill <jason@redhat.com>
4426 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4427 in cfun->local_decls even if they have register types.
4430 * stor-layout.c (place_field): Don't warn about unnecessary
4431 DECL_PACKED if the type is packed.
4433 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4436 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4437 GOTOFF relocs, even when the base reg isn't pic pointer.
4439 2010-02-23 Michael Matz <matz@suse.de>
4442 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4443 (expand_gimple_basic_block): Generate and use debug temps if there
4444 are debug uses left after the last real use of TERed ssa names.
4445 Unlink debug immediate uses when they are expanded.
4447 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4450 * config/i386/i386.c (override_options): Reorganise to provide
4451 better error messages.
4453 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4456 * graphite-scop-detection.c (create_single_exit_edge): Move
4457 the call to find_single_exit_edge to....
4458 (create_sese_edges): ...here. Don't handle multiple edges
4459 exiting the function.
4460 (build_graphite_scops): Don't handle multiple edges
4461 exiting the function.
4463 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4466 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4467 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4469 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4472 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4474 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4477 * c-typeck.c (convert_arguments): Print declaration location.
4478 * c-common.c (validate_nargs): Rename as
4479 builtin_function_validate_nargs.
4480 (check_builtin_function_arguments): Update.
4482 2010-02-22 Richard Guenther <rguenther@suse.de>
4485 * tree-inline.c (declare_return_variable): Use the type of
4486 the call stmt lhs if available.
4488 2010-02-22 Duncan Sands <baldrick@free.fr>
4490 * passes.c (register_pass): Always consider all pass lists when
4491 ref_pass_instance_number is zero.
4493 2010-02-22 Richard Guenther <rguenther@suse.de>
4495 PR tree-optimization/42749
4496 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4497 parameter. Do arithmetic in the original type.
4498 (update_accumulator_with_ops): Likewise.
4499 (adjust_accumulator_values): Adjust.
4501 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4503 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4504 (QI to BLKmode splitter): New splitter.
4506 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4508 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4509 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4511 2010-02-22 Richard Guenther <rguenther@suse.de>
4513 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4515 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4517 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4518 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4519 ($(T)crti.o, $(T)crtn.o): Remove rules.
4521 2010-02-21 Tobias Burnus <burnus@net-b.de>
4524 * doc/invoke.texi (-fassociative-math): Document that this
4525 option is automatically enabled for Fortran.
4527 2010-02-20 David S. Miller <davem@davemloft.net>
4529 * configure.ac: Test if linker and assembler properly support
4530 GOTDATA_OP relocations.
4531 * configure: Rebuild.
4532 * config.in: Likewise.
4533 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4534 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4535 (movsi_high_pic): Likewise.
4536 (movdi_lo_sum_pic): Likewise.
4537 (movdi_high_pic): Likewise.
4538 (movsi_pic_gotdata_op): New pattern.
4539 (movdi_pic_gotdata_op): Likewise.
4540 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4541 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4543 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4546 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4547 attribute to ssemul.
4548 (xop_mulv2div2di3_high): Ditto.
4550 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4553 * c.opt (Wconversion-null): New option.
4554 * doc/invoke.texi (Wconversion-null): Document.
4556 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4558 * common.opt (Wlarger-than-): Add Undocumented.
4560 2010-02-19 Mike Stump <mikestump@comcast.net>
4562 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4564 2010-02-19 Jason Merrill <jason@redhat.com>
4567 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4568 * configure: Likewise.
4570 2010-02-20 Alan Modra <amodra@gmail.com>
4573 * cgraph.h (cgraph_make_decl_local): Declare.
4574 * cgraph.c (cgraph_make_decl_local): New function.
4575 (cgraph_make_node_local): Use it.
4576 * cgraphunit.c (cgraph_function_versioning): Likewise.
4577 * ipa.c (function_and_variable_visibility): Likewise.
4579 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4582 * except.c (sjlj_emit_function_enter): Don't call
4583 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4585 * rtl.h (add_reg_br_prob_note): Remove prototype.
4587 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4590 * c-common.c (conversion_warning): Remove widening conversions
4591 before checking the conversion of integers to reals.
4593 2010-02-19 Mike Stump <mikestump@comcast.net>
4596 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4599 * cgraphunit.c (process_function_and_variable_attributes): Check
4600 DECL_PRESERVE_P instead of looking up attribute "used".
4601 * ipa-pure-const.c (check_decl): Likewise.
4602 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4603 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4604 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4605 instead of attribute "used".
4606 * config/sol2-c.c (solaris_pragma_init): Likewise.
4607 (solaris_pragma_fini): Likewise.
4609 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4611 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4612 Use XCNEW instead of xcalloc.
4613 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4614 XNEW instead of xmalloc.
4615 (get_fields): Use XNEWVEC instead of xmalloc.
4618 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4619 populate vars array.
4620 (create_new_general_access): For debug stmts just reset value.
4621 (get_stmt_accesses): For accesses within debug stmts just record them
4622 using add_access_to_acc_sites instead of preventing the peeling or
4623 counting them as accesses.
4626 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4628 2010-02-19 Richard Guenther <rguenther@suse.de>
4630 PR tree-optimization/42916
4631 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4634 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4636 * configure.ac: Replace all uses of changequote in macro arguments
4637 with proper quoting.
4639 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4642 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4644 2010-02-19 Richard Guenther <rguenther@suse.de>
4646 PR tree-optimization/42944
4647 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4648 test for aliasing with errno.
4650 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4653 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4654 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4655 * dojump.c: Include output.h.
4656 (inv): New inline function.
4657 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4658 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4659 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4660 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4661 argument, pass it down to other calls.
4662 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4663 add REG_BR_PROB note to the conditional jump.
4664 * cfgexpand.c (add_reg_br_prob_note): Removed.
4665 (expand_gimple_cond): Don't call it, add the probability
4666 as last argument to jumpif_1/jumpifnot_1.
4667 * Makefile.in (dojump.o): Depend on output.h.
4668 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4670 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4671 * stmt.c (do_jump_if_equal): Likewise.
4672 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4673 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4674 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4676 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4677 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4678 jumpifnot_1 callers.
4679 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4681 (store_expr): Adjust jumpifnot caller.
4682 (store_constructor): Adjust jumpif caller.
4685 * gimplify.c (gimple_boolify): For __builtin_expect call
4686 gimple_boolify also on its first argument.
4688 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4690 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4692 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4693 * configure: Regenerated.
4695 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4697 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4698 lang_hooks.types_compatible_p instead of comptypes.
4700 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4702 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4703 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4704 if __prefer_thumb__ is defined.
4706 2010-02-18 Martin Jambor <mjambor@suse.cz>
4708 PR tree-optimization/43066
4709 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4710 array with zero-sized element type.
4712 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4714 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4715 rtx, allocate struct var_loc_node here and return it to the
4716 caller, and only if it is actually needed.
4717 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4718 move it earlier and return immediately if it returns NULL.
4720 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4722 * config/sparc/gas.h: New file. Restore
4723 TARGET_ASM_NAMED_SECTION to its ELF default.
4724 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4726 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4727 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4728 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4729 after sparc/sysv4.h.
4731 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4733 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4735 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4737 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4738 patterns from predicated pattern.
4740 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4743 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4744 for insn mnemonic suffix.
4746 2010-02-17 Richard Guenther <rguenther@suse.de>
4748 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4751 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4754 * caller-save.c (save_call_clobbered_regs): If BB ends with
4755 a DEBUG_INSN, move any notes in between last real insn and the last
4756 DEBUG_INSN after the last DEBUG_INSN.
4758 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4760 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4761 Fix return type. Fix argument type. Explain meaning of return value.
4763 2010-02-16 Richard Guenther <rguenther@suse.de>
4765 PR tree-optimization/41043
4766 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4767 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4769 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4771 2010-02-16 Ira Rosen <irar@il.ibm.com>
4773 PR tree-optimization/43074
4774 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4775 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4776 vectorizable cycles in hybrid SLP check.
4777 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4779 2010-02-16 Richard Guenther <rguenther@suse.de>
4781 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4782 (true_dependence): If memrefs_conflict_p computes must-alias
4783 trust it. Move TBAA check after offset-based disambiguation.
4784 (canon_true_dependence): Likewise.
4786 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4788 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4789 * doc/invoke.texi: Document it.
4790 * var-tracking.c: Include toplev.h and params.h.
4791 (vt_find_locations): Return bool indicating success. Compute
4792 hash sizes unconditionally. Check new parameter, report.
4793 (variable_tracking_main_1): Check vt_find_locations results and
4794 retry. Renamed from...
4795 (variable_tracking_main): ... this. New wrapper to preserve
4796 flag_var_tracking_assignments.
4797 * Makefile.in (var-tracking.o): Adjust dependencies.
4799 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4800 Jakub Jelinek <jakub@redhat.com>
4803 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4804 if weak_import attribute is present.
4805 * config/darwin.c (machopic_select_section): Likewise.
4807 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4809 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4810 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4811 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4812 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4814 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4816 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4819 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4820 Rewrite text to refer to the names.
4822 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4824 * config/i386/i386-builtin-types.def
4825 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4826 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4827 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4828 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4829 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4830 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4831 IX86_BUILTIN_VPERMIL2PS256.
4832 (MULTI_ARG_4_DF2_DI_I): Defined.
4833 (MULTI_ARG_4_DF2_DI_I1): Defined.
4834 (MULTI_ARG_4_SF2_SI_I): Defined.
4835 (MULTI_ARG_4_SF2_SI_I1): Defined.
4836 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4837 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4838 __builtin_ia32_vpermil2ps256.
4839 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4840 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4841 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4842 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4843 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4844 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4845 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4846 CODE_FOR_xop_vpermil2v8sf3.
4847 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4848 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4849 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4850 (_mm256_permute2_pd): New.
4851 (_mm_permute2_ps): New.
4852 (_mm256_permute2_ps): New.
4854 2010-02-15 Nick Clifton <nickc@redhat.com>
4856 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4857 boolean parameters. Use emit_jump_insn when emitting a pop
4858 instruction containing a return insn.
4859 (push): Use 'true' rather than '1' as second parameter to F.
4860 (h8300_expand_prologue): Likewise.
4861 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4862 (h8300_expand_epilogue): Likewise.
4864 2010-02-15 Richard Guenther <rguenther@suse.de>
4867 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4870 2010-02-15 Nick Clifton <nickc@redhat.com>
4872 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4875 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4877 * intl.c (fake_ngettext): New function.
4878 * intl.h (fake_ngettext): Declare.
4879 (ngettext): Define macro.
4880 * collect2.c (notice_translated): New function.
4881 (main): Use notice_translated and ngettext.
4882 * collect2.h (notice_translated): Declare.
4884 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4886 * reorg.c (delete_computation): Comment fixes.
4887 * caller-save.c (setup_save_areas): Idem.
4888 * sel-sched-dump.c (dump_lv_set): Idem.
4891 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4893 * config/s390/s390.c (s390_sched_init): New function.
4894 (TARGET_SCHED_INIT): Target hook defined.
4896 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4897 Jack Howarth <howarth@bromo.med.uc.edu>
4898 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4901 Partial revert of unintended change in fix for PR41605.
4902 * config/darwin.h: Fix typo.
4903 * config/darwin9.h: Same.
4905 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4907 * c-pch.c (pch_init): Clear v.
4909 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4912 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4913 graphite_can_represent_init for MULT_EXPR.
4915 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4919 * graphite-sese-to-poly.c (remove_phi): New.
4920 (translate_scalar_reduction_to_array): Call remove_phi.
4922 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4925 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4926 * graphite-clast-to-gimple.h (gloog): Update declaration.
4927 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4928 * graphite-poly.h (struct poly_bb): Add missing comments.
4929 (struct scop): Add poly_scop_p field.
4931 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4932 * graphite.c (graphite_transform_loops): Build the polyhedral
4933 representation for each scop before code generation.
4934 * sese.c (rename_variables_in_operand): Removed.
4935 (rename_variables_in_expr): Return the renamed expression.
4936 (rename_sese_parameters): New.
4937 * sese.h (rename_sese_parameters): Declared.
4939 2010-02-11 Richard Guenther <rguenther@suse.de>
4941 PR tree-optimization/42998
4942 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4943 POINTER_PLUS_EXPR properly.
4945 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4946 Changpeng Fang <changpeng.fang@amd.com>
4949 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4950 the cost of an IV candidate when the IV is used in a test against zero.
4952 * gcc.dg/tree-ssa/ivopts-3.c: New.
4954 2010-02-11 Richard Guenther <rguenther@suse.de>
4957 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4958 pointer-vs-decl case by swapping refs. Handle some cases
4959 of pointer-vs-decl disambiguations more conservatively.
4960 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4961 to false after expanding.
4963 2010-02-11 Richard Guenther <rguenther@suse.de>
4966 * gcc.c (process_command): Handle LTO file@offset case more
4969 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4971 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4972 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4974 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4976 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4977 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4978 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4979 Optimize eq/ne comparisons when both arguments are known to be
4981 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4982 Don't mask operands unnecessarily if they are known to be already
4985 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4987 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4990 2010-02-10 Richard Guenther <rguenther@suse.de>
4992 PR tree-optimization/43017
4993 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4994 for wrapping signed arithmetic.
4996 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4999 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5000 if no debug info should be emitted for it.
5002 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5004 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5005 note when flag_exceptions is set.
5007 2010-02-10 Duncan Sands <baldrick@free.fr>
5009 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5011 2010-02-10 Richard Guenther <rguenther@suse.de>
5014 * tree.c (get_unwidened): Handle constants.
5015 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5017 2010-02-10 Martin Jambor <mjambor@suse.cz>
5020 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5021 check for variable argument counts independently.
5023 2010-02-10 Christian Bruel <christian.bruel@st.com>
5026 * config/sh/sh.c (find_barrier): Increase length for non delayed
5027 conditional branches.
5029 2010-02-10 Christian Bruel <christian.bruel@st.com>
5031 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5033 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5035 * builtins.c (set_builtin_user_assembler_name): Also handle
5036 ffs if int is smaller than word.
5038 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5041 * ira-conflicts.c (get_dup): Remove.
5042 (process_reg_shuffles): Add new parameter. Use it as an
5043 additional guard for copy generation.
5044 (add_insn_allocno_copies): Rewrite.
5046 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5048 * common.opt (fsched2-use-traces): Preserved for backward
5050 * doc/invoke.texi: Remove the documentation about option
5051 -fsched2-use-traces.
5052 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5053 flag_sched2_use_traces.
5054 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5055 the backward compatibility flag section.
5057 2010-02-09 Richard Guenther <rguenther@suse.de>
5059 PR tree-optimization/43008
5060 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5061 make HEAP variables initialized from global memory if they
5062 are not known builtin functions.
5063 (find_func_aliases): Adjust.
5065 2010-02-09 Richard Guenther <rguenther@suse.de>
5067 PR tree-optimization/43000
5068 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5069 arithmetic manually.
5071 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5073 PR tree-optimization/42931
5074 * tree-loop-linear.c (try_interchange_loops): Don't call
5075 double_int_mul if estimated_loop_iterations failed.
5077 2010-02-08 Martin Jambor <mjambor@suse.cz>
5080 * tree-sra.c (build_accesses_from_assign): Do not mark in
5081 should_scalarize_away_bitmap if stmt has volatile ops.
5082 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5085 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5087 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5089 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5091 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5094 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5097 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5099 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5102 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5103 to unknown_dependence.
5104 (graphite_legal_transform_dr): Handle the unknown_dependence.
5105 (graphite_carried_dependence_level_k): Same.
5107 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5109 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5111 2010-02-07 Richard Guenther <rguenther@suse.de>
5114 * expr.c (get_inner_reference): Always initialize *pbitsize.
5116 2010-02-07 Richard Guenther <rguenther@suse.de>
5119 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5120 new ARRAY_REFs on variable size element or minimal index arrays.
5122 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5123 gimple_fold_indirect_ref.
5125 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5128 * arm.c (arm_override_options): Just return if the user has specified
5129 an invalid fpu name.
5131 2010-02-03 Jason Merrill <jason@redhat.com>
5134 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5135 i386_pe_maybe_record_exported_symbol.
5137 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5140 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5141 (pa_delegitimize_address): New function.
5143 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5145 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5146 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5148 2010-02-05 Richard Guenther <rguenther@suse.de>
5151 * lto-streamer-in.c (get_resolution): Deal with references
5152 to undefined functions.
5154 2010-02-05 Richard Guenther <rguenther@suse.de>
5156 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5157 (fold_const_aggregate_ref): Likewise.
5158 (ccp_fold_stmt): Substitute loads.
5159 (maybe_fold_reference): Verify types before substituting.
5161 (fold_gimple_assign): Unshare properly.
5162 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5164 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5166 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5167 for rs6000_gen_cell_microcode.
5169 2010-02-04 Richard Guenther <rguenther@suse.de>
5171 PR rtl-optimization/42952
5172 * dse.c (const_or_frame_p): Remove MEM handling.
5174 2010-02-04 Nick Clifton <nickc@redhat.com>
5176 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5177 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5178 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5179 (mn10300_asm_output_mi_thunk): New function.
5180 (mn10300_can_output_mu_thunk): New function.
5181 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5182 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5183 (FUNCTION_ARG): Delete incorrect comment.
5185 2010-02-03 Jason Merrill <jason@redhat.com>
5188 * fold-const.c (operand_equal_p): Handle erroneous types.
5190 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5192 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5194 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5196 PR rtl-optimization/42941
5197 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5200 2010-02-03 Jason Merrill <jason@redhat.com>
5203 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5205 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5208 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5209 (cselib_reset_table): Renamed from...
5210 (cselib_reset_table_with_next_value): ... this.
5211 (cselib_get_next_uid): Renamed from...
5212 (cselib_get_next_unknown_value): ... this.
5213 * cselib.c (next_uid): Renamed from...
5214 (next_unknown_value): ... this.
5215 (cselib_clear_table): Adjust.
5216 (cselib_reset_table): Adjust. Renamed from...
5217 (cselib_reset_table_with_next_value): ... this.
5218 (cselib_get_next_uid): Adjust. Renamed from...
5219 (cselib_get_next_unknown_value): ... this.
5220 (get_value_hash): Use hash.
5221 (cselib_hash_rtx): Likewise.
5222 (new_cselib_val): Adjust. Set and dump uid.
5223 (cselib_lookup_mem): Pass next_uid as hash.
5224 (cselib_subst_to_values): Likewise.
5225 (cselib_log_lookup): Dump uid.
5226 (cselib_lookup): Pass next_uid as hash. Adjust.
5227 (cselib_process_insn): Adjust.
5228 (cselib_init): Initialize next_uid.
5229 (cselib_finish): Adjust.
5230 (dump_cselib_table): Likewise.
5231 * dse.c (canon_address): Dump value uid.
5232 * print-rtl.c (print_rtx): Print value uid.
5233 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5235 (dv_uid): New function, sort of renamed from...
5236 (dv_htab_hash): ... this, reimplemented in terms of it and...
5237 (dv_uid2hash): ... this. New.
5238 (variable_htab_eq): Drop excess assertions.
5239 (tie_break_pointers): Removed.
5240 (canon_value_cmp): Compare uids.
5241 (variable_post_merge_New_vals): Print uids.
5242 (vt_add_function_parameters): Adjust.
5243 (vt_initialize): Reset table. Adjust.
5245 2010-02-03 Richard Guenther <rguenther@suse.de>
5247 PR tree-optimization/42944
5248 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5249 (call_may_clobber_ref_p_1): Likewise. Properly handle
5250 malloc and calloc clobbering errno.
5252 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5254 * doc/invoke.texi: Fix name of sched1 dump.
5256 * opts.c (decode_options): Set flag_tree_switch_conversion
5257 only conditionally on optimize >= 2.
5259 * gcse.c: Assorted comment fixes in pass description.
5261 2010-02-03 Anthony Green <green@moxielogic.com>
5263 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5264 nop padding in order to maintain alignment of storage location of
5265 target function address.
5266 (moxie_trampoline_init): Store target function address at newly
5268 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5270 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5272 2010-02-03 Richard Guenther <rguenther@suse.de>
5275 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5277 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5279 * config.gcc: Reenable check for obsolete targets.
5280 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5281 mips-sgi-irix6.[0-4]*.
5283 2010-02-02 Nick Clifton <nickc@redhat.com>
5285 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5286 constant size of 4 as being the same as 0.
5287 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5288 can take values in the range 0..4.
5290 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5293 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5294 as _darwin10_Unwind_FindEnclosingFunction().
5295 * libgcc-libsystem.ver: New.
5297 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5300 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5301 implicitly set registers.
5303 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5305 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5306 (arm_override_options): Allow automatic selection of the thread
5307 pointer register if thumb2.
5308 (legitimize_pic_address): Improve code sequences for Thumb2.
5309 (arm_call_tls_get_addr): Likewise.
5310 (legitimize_tls_address): Likewise.
5311 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5312 (pic_load_addr_32bit): ... this. New named pattern.
5313 * thumb2.md (pic_load_addr_thumb2): Delete.
5314 (pic_load_dot_plus_four): Delete.
5315 (tls_load_dot_plus_four): New named pattern.
5317 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5320 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5321 Document fix for TLS bug.
5323 2010-01-31 Richard Guenther <rguenther@suse.de>
5325 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5326 conservatively correct.
5328 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5332 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5334 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5336 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5338 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5340 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5342 * config.gcc: Adjust order of makefile fragments for mingw targets.
5344 2010-01-31 Richard Guenther <rguenther@suse.de>
5347 * gimplify.c (gimplify_init_constructor): For volatile LHS
5348 initialize a temporary.
5350 2010-01-31 Matthias Klose <doko@ubuntu.com>
5352 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5354 * configure: Regenerate.
5356 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5358 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5359 the same alias set and their sizes different constantness.
5360 (aliasing_component_refs_p): Revert 2009-10-24 change.
5362 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5364 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5367 2010-01-29 Richard Guenther <rguenther@suse.de>
5369 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5370 Assert we successfully updated the call.
5372 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5374 PR rtl-optimization/42889
5375 * df.h (df_set_bb_dirty_nonlr): New prototype.
5376 * df-core.c (df_set_bb_dirty_nonlr): New function.
5377 * df-scan.c (df_insn_rescan): Call it instead of
5378 df_set_bb_dirty for DEBUG_INSNs.
5380 2010-01-29 Richard Guenther <rguenther@suse.de>
5383 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5384 quadratic behavior in most cases.
5386 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5389 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5390 in the call to gen_x86_movsicc_0_m1.
5392 2010-01-28 Richard Guenther <rguenther@suse.de>
5394 PR tree-optimization/42871
5395 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5397 2010-01-28 Richard Guenther <rguenther@suse.de>
5399 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5400 into call arguments.
5402 2010-01-28 Richard Guenther <rguenther@suse.de>
5405 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5406 the forwarder if the destination is an EH landing pad.
5408 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5410 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5411 block list passed to gimple_duplicate_sese_tail.
5412 (parallelize_loops): Avoid parallelization when the function
5414 Avoid parallelization when the preheader is IRREDUCIBLE.
5415 Try to optimize when estimated_loop_iterations_int is unresolved.
5416 Add the loop's location to the dump file.
5417 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5418 (gimple_duplicate_sese_tail): Remove the check for the latch.
5419 Redirect nexits to the exit block.
5420 Remove handling of the incoming edges to the latch.
5421 Redirect the backedge from the copied latch to the exit bb.
5423 2010-01-28 Michael Matz <matz@suse.de>
5426 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5427 Wrap force_reg into a sequence, emit it before user.
5429 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5431 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5433 (arm_legacy_rev): Likewise.
5434 (thumb_legacy_rev): Likewise.
5436 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5438 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5439 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5440 on MEM's address failed, try avoid_constant_pool_reference and
5441 recurse if it returned something different.
5442 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5443 address, try avoid_constant_pool_reference and recurse if it
5444 returned something different.
5445 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5446 address and avoid_constant_pool_reference returned something
5447 different, don't set have_address.
5449 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5452 * var-tracking.c (val_store): Add modified argument, obey it.
5454 (count_uses): Move down logging of main.
5455 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5456 don't need resolution.
5457 (emit_notes_in_bb): Likewise.
5459 2010-01-27 Richard Guenther <rguenther@suse.de>
5462 * tree-inline.c (remap_decl): Delay remapping of SSA name
5463 default definitions until we need them.
5465 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5467 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5468 (rs6000_delegitimize_address): New function.
5470 * config/s390/s390.c (s390_delegitimize_address): Call
5471 delegitimize_mem_from_attrs.
5474 * tree-inline.c (cannot_copy_type_1): Removed.
5475 (copy_forbidden): Don't forbid copying of functions containing
5476 records/unions with variable length fields.
5478 2010-01-27 Christian Bruel <christian.bruel@st.com>
5482 * config/sh/sh.c (find_barrier): Increase length for non delayed
5483 conditional branches.
5485 2010-01-27 Matthias Klose <doko@ubuntu.com>
5487 * configure.ac (gnu-unique-object): Fix ldd version check.
5488 * configure: Regenerate.
5490 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5492 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5494 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5495 Test for HAVE_GNU_AS value.
5497 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5499 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5500 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5501 INT64_TYPE): Define.
5502 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5503 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5504 INT_LEAST64_TYPE): Define.
5505 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5506 UINT_LEAST64_TYPE): Define.
5507 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5508 INT_FAST64_TYPE): Define.
5509 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5510 UINT_FAST64_TYPE): Define.
5511 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5512 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5513 (SIG_ATOMIC_TYPE): Define.
5515 2010-01-26 Richard Guenther <rguenther@suse.de>
5517 * df-scan.c (df_scan_set_bb_info): Remove assert.
5518 (df_insn_rescan_debug_internal): Merge asserts.
5519 (df_install_ref): Likewise.
5520 (df_mark_reg): Use bitmap_set_range.
5521 (df_hard_reg_used_p): Remove assert.
5522 (df_hard_reg_used_count): Likewise.
5524 2010-01-26 Richard Guenther <rguenther@suse.de>
5526 PR rtl-optimization/42685
5527 * web.c (web_main): Ignore DEBUG_INSNs.
5529 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5531 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5533 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5534 Fix types of fndecl and arglist parameters.
5536 2010-01-26 Richard Guenther <rguenther@suse.de>
5539 * tree-eh.c (unsplit_eh): Skip debug insns.
5541 2010-01-26 Richard Guenther <rguenther@suse.de>
5543 PR tree-optimization/42250
5544 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5546 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5549 * omp-low.c (expand_omp_sections): Only use single_pred if
5550 l2_bb is single_pred_p.
5552 2010-01-25 Christian Bruel <christian.bruel@st.com>
5555 * config/sh/sh.c (find_barrier): Increase length for non delayed
5556 conditional branches.
5557 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5559 2010-01-24 David S. Miller <davem@davemloft.net>
5561 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5562 define if not using GAS.
5563 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5564 Likewise. Delete SECTION_MERGE code, which is only applicable
5567 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5570 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5571 mangling of va_list in system headers.
5573 2010-01-23 Toon Moene <toon@moene.org>
5575 * tree-predcom.c (combine_chains): Return NULL, not false.
5577 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5579 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5580 initialization of variable res to agree with return type.
5582 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5584 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5585 * tree-sra.c: Add include of expr.h.
5587 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5589 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5590 insert the debug stmt on the single non-EH edge from the stmt.
5592 2010-01-22 Richard Henderson <rth@redhat.com>
5595 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5596 the RHS until after generate_subtree_copies has insertted its
5597 code before the current statement.
5599 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5601 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5603 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5605 2010-01-21 Martin Jambor <mjambor@suse.cz>
5607 PR tree-optimization/42585
5608 * tree-sra.c (struct access): New field grp_total_scalarization.
5609 (dump_access): Dump the new field.
5610 (should_scalarize_away_bitmap): New variable.
5611 (cannot_scalarize_away_bitmap): Likewise.
5612 (sra_initialize): Allocate new bitmaps.
5613 (sra_deinitialize): Free new bitmaps.
5614 (create_access_1): New function.
5615 (create_access): Parts moved to create_access_1.
5616 (type_consists_of_records_p): New function.
5617 (completely_scalarize_record): Likewise.
5618 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5619 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5620 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5622 (analyze_all_variable_accesses): Completely scalarize small eligible
5625 2010-01-21 Martin Jambor <mjambor@suse.cz>
5627 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5629 2010-01-21 Andrew Haley <aph@redhat.com>
5631 * gcc.c (process_command): Move lang_specific_driver before
5632 setting cc_libexec_prefix.
5634 2010-01-21 Richard Guenther <rguenther@suse.de>
5637 * fold-const.c (negate_expr_p): Pretend only negative
5638 real constants are easily negatable.
5640 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5641 Jason Merrill <jason@redhat.com>
5643 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5644 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5645 * calls.c (initialize argument_information): Handle it.
5646 * c-common.c (handle_transparent_union_attribute): Use new name.
5647 * c-decl.c (finish_struct): Ditto.
5648 * c-typeck.c (type_lists_compatible_p): Ditto.
5649 (convert_for_assignment): Use new name and also handle record.
5650 * function.c (aggregate_value_p): Handle it.
5651 (pass_by_reference): Ditto.
5652 (assign_parm_data_types): Ditto.
5653 * print-tree.c (print_node): Ditto.
5654 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5655 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5656 * tree.c (first_field): New fn.
5658 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5661 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5662 even when linking statically, for now.
5664 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5667 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5668 without a cselib val.
5669 (count_uses): Accept MO_VAL_SET with no val on stores.
5670 (add_stores): Likewise.
5672 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5674 * var-tracking.c (check_value_val): Add a compile time assertion.
5675 (dv_is_decl_p): Simplify.
5676 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5677 gcc_assert if ENABLE_CHECKING.
5679 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5682 * var-tracking.c: Include tree-flow.h.
5683 (mem_dies_at_call): New.
5684 (dataflow_set_preserve_mem_locs): Use it.
5685 (dataflow_set_remove_mem_locs): Likewise.
5686 (dump_var): Renamed from dump_variable. Adjust all callers.
5687 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5688 * Makefile.in (var-tracking.o): Adjust deps.
5690 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5692 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5694 2010-01-20 Richard Guenther <rguenther@suse.de>
5696 PR tree-optimization/42717
5697 * tree-ssa-dce.c (get_live_post_dom): Remove.
5698 (forward_edge_to_pdom): Take an arbitrary edge to copy
5699 degenerate PHI args from.
5700 (remove_dead_stmt): Use the first post-dominator even if it
5701 does not contain live statements as redirection destination.
5703 2010-01-20 Richard Guenther <rguenther@suse.de>
5705 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5707 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5709 * sel-sched.c (create_speculation_check): Remove set but not used
5711 (try_transformation_cache): Remove set but not used variable ds.
5712 (calculate_privileged_insns): Remove set but not used variables
5713 cur_insn and min_spec_insn.
5714 (find_best_expr): Remove set but not used variable avail_n.
5715 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5717 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5719 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5720 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5723 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5726 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5727 cpu types. Add support for *-sse3 cpu types.
5728 (x86_64-*-*): Ditto.
5730 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5733 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5734 argument, call initializer_constant_valid_p_1 instead of
5735 initializer_constant_valid_p, pass CACHE to it, return NULL
5736 immediately if first call returns NULL.
5737 (initializer_constant_valid_p_1): New function.
5738 (initializer_constant_valid_p): Use it.
5740 2010-01-20 Thomas Quinot <quinot@adacore.com>
5742 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5744 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5746 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5747 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5748 (loc_list_from_tree): Don't handle unsigned division. Handle
5749 signed modulo using DW_OP_{over,over,div,mul,minus}.
5750 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5751 modulo instead of signed.
5753 2010-01-20 DJ Delorie <dj@redhat.com>
5755 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5757 (h8300_emit_stack_adjustment): Propogate it.
5759 (h8300_expand_prologue): Likewise.
5760 (h8300_expand_epilogue): Likewise.
5762 2010-01-19 Michael Matz <matz@suse.de>
5764 PR tree-optimization/41783
5765 * tree-data-ref.c (toplevel): Include flags.h.
5766 (dump_data_dependence_relation): Also dump the inputs if the
5767 result will be unknown.
5768 (split_constant_offset_1): Look through some conversions.
5769 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5770 the offset from last element is too large.
5771 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5772 (reassociate_to_the_same_stmt): Handle vector registers.
5773 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5775 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5776 wide_prolog_niters argument, emit widening instructions.
5777 (vect_do_peeling_for_alignment): Adjust caller, use widened
5778 variant of the iteration cound.
5779 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5781 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5784 * config/arm/neon-testgen.m (emit_automatics): New parameter
5785 features. Adjust for Fixed_return_reg feature.
5786 (test_intrinsic): Call emit_automatics with new feature.
5787 * config/arm/neon.ml: Update copyright years.
5788 (features): New Fixed_return_reg feature.
5789 (ops): Update feature for Vget_low.
5791 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5793 PR tree-optimization/42719
5794 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5798 * fwprop.c (all_uses_available_at): Return false if def_set dest
5799 is a REG that is used in def_insn.
5801 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5803 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5805 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5808 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5810 * target.h (struct gcc_target) <secondary_reload>: Change type
5811 of last argument to secondary_reload_info *.
5813 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5816 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5817 memory references with unaligned offsets. Remove CQImode handling.
5818 (unaligned_memory_operand): Return 1 for memory references with
5819 unaligned offsets. Remove CQImode handling.
5821 2010-01-18 Richard Guenther <rguenther@suse.de>
5824 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5827 2010-01-18 Richard Guenther <rguenther@suse.de>
5829 PR tree-optimization/42781
5830 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5831 restrict processing only if the original variable was artificial.
5833 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5835 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5836 find number of popped argument bytes.
5838 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5839 Fix the text that describes the return value for invalid insns.
5841 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5843 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5844 Clarify what 'cost of the -dependence' is. Fix quoting.
5846 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5847 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5849 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5851 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5852 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5854 2010-01-17 Richard Guenther <rguenther@suse.de>
5857 * function.c (split_complex_args): Take a VEC to modify.
5858 (assign_parms_augmented_arg_list): Build a VEC instead of
5859 a chain of PARM_DECLs.
5860 (assign_parms_unsplit_complex): Take a VEC of arguments.
5861 Do not fixup unmodified parms.
5862 (assign_parms): Deal with the VEC.
5863 (gimplify_parameters): Likewise.
5865 2010-01-17 Richard Guenther <rguenther@suse.de>
5867 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5868 node existence check.
5869 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5870 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5871 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5872 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5873 (gimple_execute_on_growing_pred): Likewise.
5875 2010-01-17 Richard Guenther <rguenther@suse.de>
5877 PR tree-optimization/42773
5878 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5879 (compute_antic_aux): Likewise.
5880 (compute_partial_antic_aux): Likewise.
5882 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5885 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5888 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5890 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5893 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5894 Fix markup for strict argument.
5896 (TARGET_SCHED_REORDER2): Fix argument types.
5898 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5899 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5901 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5902 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5904 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5907 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5908 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5909 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5910 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5911 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5913 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5915 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5917 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5918 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5920 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5922 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5925 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5927 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5928 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5930 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5932 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5934 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5935 referring to it. Fix language.
5937 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5939 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5941 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5943 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5945 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5946 '@var{stream}. Remove stray 'and'.
5948 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5950 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5952 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5954 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5955 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5957 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5958 Fix description of return value.
5959 Rename argument "sz" to "len."
5961 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5962 Clarify meaning of 'true' return value.
5964 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5966 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5967 rep_mode versus mode_rep.
5969 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5971 (TARGET_BUILTIN_DECL): Fix name.
5973 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5975 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5977 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5979 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5981 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5983 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5986 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5987 Rename argument tm_fn to md_fn.
5989 (TARGET_OPTION_PRINT): Fix argument list.
5991 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5994 * config/i386/i386.c (ix86_fixup_binary_operands):
5995 Revert FMA4 fixup of operands.
5997 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6000 * Makefile.in (write_entries_to_file, install-plugin):
6001 Use \012 instead of \n with tr.
6003 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6005 * configure.ac (HAVE_AS_REF): New C macro.
6006 * configure: Regenerate.
6007 * config.in: Likewise.
6008 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6010 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6013 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6015 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6017 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6019 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6021 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6023 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6025 (TARGET_BINDS_LOCAL_P): Fix argument type.
6027 (TARGET_ASM_FILE_END): Use prototype.
6029 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6031 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6033 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6035 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6037 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6038 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6040 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6041 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6043 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6044 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6045 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6046 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6048 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6050 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6052 (TARGET_INIT_BUILTINS): Use prototype.
6054 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6055 Put 'const char *' in braces. Fix parameter types.
6056 (TARGET_INVALID_CONVERSION): Fix parameter types.
6057 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6058 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6060 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6063 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6065 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6067 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6069 * doc/tm.texi (TARGET_HELP): Fix return type.
6071 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6072 in braces. Fix argument types.
6074 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6076 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6078 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6080 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6081 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6083 (TARGET_MANGLE_TYPE): Fix argument types.
6085 (TARGET_IRA_COVER_CLASSES): Use prototype.
6087 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6089 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6091 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6093 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6095 (TARGET_CALLEE_COPIES): Fix argument types.
6097 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6099 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6101 (TARGET_FUNCTION_VALUE): Fix argument types.
6103 (TARGET_RETURN_IN_MSB): Fix argument type.
6105 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6107 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6109 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6111 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6112 agree with return type.
6114 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6116 2010-01-15 Jing Yu <jingyu@google.com>
6118 PR rtl-optimization/42691
6119 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6120 a pseudo to a constant and are merged, and adjust comments.
6122 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6124 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6126 2010-01-15 Richard Guenther <rguenther@suse.de>
6129 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6130 labels of computed or non-local gotos to the destination.
6131 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6132 landing pad label is the first label.
6134 2010-01-15 Richard Guenther <rguenther@suse.de>
6136 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6138 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6141 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6142 to allow generation of the xssqrtdp instruction on power7.
6143 (sqrtdf2_fpr): Ditto.
6145 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6148 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6149 functions with noreturn attribute.
6152 * varasm.c (declare_weak): Add weak attribute to decl if it
6153 doesn't have one already.
6154 (assemble_external): Only add decls to weak_decls if they also
6155 have weak attribute.
6157 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6159 * var-tracking.c (var_reg_delete): Don't delete the association
6160 between REGs and values or one-part variables if the register
6163 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6166 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6167 because its first operand is a non-localized variable.
6169 2010-01-14 Martin Jambor <mjambor@suse.cz>
6171 PR tree-optimization/42706
6172 * tree-sra.c (encountered_recursive_call): New variable.
6173 (encountered_unchangable_recursive_call): Likewise.
6174 (sra_initialize): Initialize both new variables.
6175 (callsite_has_enough_arguments_p): New function.
6176 (scan_function): Call decl and flags check only for IPA-SRA, check
6177 whether there is a recursive call and whether it has enough arguments.
6178 (all_callers_have_enough_arguments_p): New function.
6179 (convert_callers): Look for recursive calls only when
6180 encountered_recursive_call is set.
6181 (ipa_early_sra): Bail out either if
6182 !all_callers_have_enough_arguments_p or
6183 encountered_unchangable_recursive_call.
6185 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6187 * sel-sched.c: Add 2010 to copyright years.
6188 * sel-sched-ir.c: Likewise.
6189 * sel-sched-ir.h: Likewise.
6191 2010-01-14 Martin Jambor <mjambor@suse.cz>
6193 PR tree-optimization/42714
6194 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6195 constructors specially.
6197 2010-01-14 Andi Kleen <ak@linux.intel.com>
6199 * config/i386/drivers-i386.c (detect_caches_intel):
6200 Add l2sizekb parameter and fill in.
6201 (host_detect_local_cpu): Add l2sizekb, fill in.
6202 Add Atom small cache heuristic.
6204 2010-01-14 Andi Kleen <ak@linux.intel.com>
6206 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6207 Add level3 parameter and fill in.
6208 (detect_caches_intel): Handle level3 cache.
6210 2010-01-14 Andi Kleen <ak@linux.intel.com>
6212 * config/i386/drivers-i386.c (host_detect_local_cpu):
6213 Fix core duo detection.
6215 2010-01-14 Andi Kleen <ak@linux.intel.com>
6217 * config/i386/drivers-i386.c (host_detect_local_cpu):
6220 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6222 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6223 (rs6000_variable_issue_1): this. Use...
6224 (rs6000_variable_issue): here. Reimplement. Print debug info.
6226 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6228 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6229 sel_restore_notes. Update all callers. Call reemit_notes
6232 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6234 PR rtl-optimization/42246
6235 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6238 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6240 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6241 all successors is the same as number of successors in current region.
6243 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6245 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6246 to rename is not separable. Otherwise check that its LHS is not NULL.
6248 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6250 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6252 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6254 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6255 available registers when failed to discover LHS register class.
6256 Fix indentation. Update comment.
6258 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6259 Alexander Monakov <amonakov@ispras.ru>
6261 PR rtl-optimization/42389
6262 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6264 (advance_state_on_fence): Likewise.
6265 (sel_target_adjust_priority): Print debug output only when
6266 sched_verbose >= 4, not 2.
6267 (get_expr_cost): Do not issue all unique insns on the next cycle.
6268 (fill_insns): Initialize can_issue_more from the value saved
6270 * sel-sched-ir.c (flist_add): New parameter issue_more.
6271 Init FENCE_ISSUE_MORE with it.
6272 (merge_fences): Likewise.
6273 (init_fences): Update call to flist_add.
6274 (add_to_fences, add_clean_fence_to_fences)
6275 (add_dirty_fence_to_fences): Likewise.
6276 (move_fence_to_fences): Update call to merge_fences.
6277 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6279 * sel-sched-ir.h (struct _fence): New field issue_more.
6280 (FENCE_ISSUE_MORE): New accessor macro.
6282 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6284 PR rtl-optimization/42388
6285 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6286 that have no predecessors nor successors. Do not call move_bb_info
6287 for empty blocks outside of current region.
6289 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6291 PR rtl-optimization/42294
6292 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6293 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6294 originators' originators.
6296 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6298 PR rtl-optimization/39453
6299 PR rtl-optimization/42246
6300 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6302 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6304 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6305 Alexander Monakov <amonakov@ispras.ru>
6308 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6309 (maybe_tidy_empty_bb): ... here. Make static. Add new
6310 argument. Update all callers.
6311 (tidy_control_flow): ... and here. Recompute topological order
6312 of basic blocks in region if necessary.
6313 (sel_redirect_edge_and_branch): Change return type. Return true
6314 if topological order might have been invalidated.
6315 (purge_empty_blocks): Export and move from...
6316 * sel-sched.c (purge_empty_blocks): ... here.
6317 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6318 (maybe_tidy_empty_bb): Delete prototype.
6319 (purge_empty_blocks): Declare.
6321 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6323 PR rtl-optimization/42249
6324 * sel-sched.c (try_replace_dest_reg): When chosen register
6325 and original register is the same, do not bail out early, but
6326 still check all original insns for validity of replacing destination
6327 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6330 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6333 Port from no-undefined-overflow branch:
6334 2009-03-09 Richard Guenther <rguenther@suse.de>
6336 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6338 2010-01-14 Richard Guenther <rguenther@suse.de>
6341 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6343 2010-01-14 Ira Rosen <irar@il.ibm.com>
6345 PR tree-optimization/42709
6346 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6347 as scalar type in creation of constant vector operand.
6349 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6352 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6353 (check-parallel-%): Match `testsuite' directory component only
6356 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6358 PR translation/39521
6359 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6362 2010-01-13 Richard Guenther <rguenther@suse.de>
6364 PR tree-optimization/42730
6365 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6368 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6371 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6372 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6375 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6377 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6378 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6379 ___umulsi3_highpart.
6381 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6382 rather than schedule_insns if the pass is enabled.
6384 2010-01-13 Martin Jambor <mjambor@suse.cz>
6386 PR tree-optimization/42704
6387 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6390 2010-01-13 Martin Jambor <mjambor@suse.cz>
6392 PR tree-optimization/42703
6393 * tree-sra.c (analyze_access_subtree): Check that we can build a
6394 reference to the original data within the aggregate.
6396 2010-01-13 Richard Guenther <rguenther@suse.de>
6398 PR tree-optimization/42705
6399 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6401 2010-01-13 Richard Guenther <rguenther@suse.de>
6404 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6406 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6409 * var-tracking.c (values_to_unmark): New variable.
6410 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6411 values_to_unmark vector. Moved body to...
6412 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6413 instead queue it into values_to_unmark vector.
6414 (vt_find_locations): Free values_to_unmark vector.
6416 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6418 * config/s390/s390.c (override_options): Set
6419 default of max-pending-list-length to 256
6421 2010-01-13 Richard Guenther <rguenther@suse.de>
6424 * tree-pass.h (PROP_gimple_lcx): New.
6425 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6426 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6427 before the final cleanup_eh.
6428 (dump_properties): Dump PROP_gimple_lcx.
6429 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6430 (tree_lower_complex_O0): Remove.
6431 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6432 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6433 tree_lower_complex, schedule TODO_update_ssa.
6434 * lto-streamer-out.c (output_function): Stream the functions
6436 * lto-streamer-in.c (input_function): Likewise.
6437 (lto_read_body): Do not override them here.
6439 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6442 * c-typeck.c (build_c_cast): Fold value cast to union type before
6443 wrapping it in a CONSTRUCTOR.
6445 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6447 PR rtl-optimization/42699
6448 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6451 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6453 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6454 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6455 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6456 SUBTARGET_WARN_UNUSED_SPEC): ... here
6457 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6459 2010-01-12 Julian Brown <julian@codesourcery.com>
6461 * config/arm/neon-schedgen.ml (Utils): Don't try to
6462 open missing module.
6463 (find_with_result): New.
6465 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6468 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6469 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6471 PR tree-optimization/42645
6472 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6473 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6474 decl_map, set processing_debug_stmt to -1 and return name without
6477 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6479 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6480 binutils version, and reword target configuration description.
6482 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6484 * config/avr/avr.h (LINKER_NAME): Remove.
6486 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6489 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6490 that support VSX, warn for -mno-altivec if vsx is not disabled,
6493 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6494 Shujing Zhao <pearly.zhao@oracle.com>
6496 PR translation/42469
6497 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6498 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6499 character between option name and help text.
6500 * c.opt (imultilib): Likewise.
6502 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6504 * lto-streamer-out.c (output_unreferenced_globals): Output static
6507 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6509 PR rtl-optimization/42621
6510 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6511 optimizing for size.
6512 (duplicate_computed_gotos): Remove now-redundant check.
6514 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6517 * configure.ac: Save and restore LDFLAGS and LIBS
6518 * configure: Regenerate.
6520 2010-01-10 Richard Guenther <rguenther@suse.de>
6523 * builtins.c (fold_builtin_strlen): Add type argument and
6524 convert the resulting length to it.
6525 (fold_builtin_1): Adjust.
6527 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6529 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6530 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6532 (num_insns_constant_wide): Adjust for that change.
6534 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6537 * web.c (union_defs): Add used argument, to combine uses of
6539 (entry_register): Adjust type and tests of used argument.
6540 (web_main): Widen used for new use. Pass it to union_defs.
6541 * df.h (union_defs): Adjust prototype.
6543 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6546 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6547 uses in new incoming argument. Free body.
6548 (reset_debug_uses_in_loop): New.
6549 (analyze_insn_to_expand_var): Call the latter if the former found
6550 anything. Fix whitespace. Reject invalid dest overlaps before
6551 going through all insns in the loop.
6553 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6556 * haifa-sched.c (dying_use_p): Debug insns don't count.
6558 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6561 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6562 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6563 (verify_gimple_call): Reject LHS in noreturn calls.
6565 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6569 * tree-vect-loop-manip.c (adjust_info): New type.
6570 (adjust_vec): New pointer to vector.
6571 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6572 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6573 (slpeel_update_phis_for_duplicate_loop): Use them.
6574 (slpeel_update_phi_nodes_for_guard1): Likewise.
6575 (slpeel_update_phi_nodes_for_guard2): Likewise.
6576 (slpeel_tree_peel_loop_to_edge): Likewise.
6577 (vect_update_ivs_after_vectorizer): Likewise.
6579 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6581 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6582 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6584 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6586 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6587 bogus uninitialized warning.
6589 2010-01-09 Richard Guenther <rguenther@suse.de>
6592 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6593 the evolution is compatible with the initial condition.
6595 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6597 * gcc.c (process_command): Update copyright notice dates.
6598 * gcov.c (print_version): Likewise.
6599 * gcov-dump.c (print_version): Likewise.
6600 * mips-tfile.c (main): Likewise.
6601 * mips-tdump.c (main): Likewise.
6603 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6606 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6608 (rotlhi3_8): Delete.
6610 (rotlsi3_8): Delete.
6611 (rotlsi3_16): Delete.
6612 (rotlsi3_24): Delete.
6614 (*rotw<mode>3): New.
6615 (*rotb<mode>3): New.
6616 * config/avr/avr.c (avr_rotate_bytes): New function.
6617 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6619 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6622 * configure.ac: Modify -rdynamic check.
6623 * configure: Regenerate.
6625 2010-01-08 DJ Delorie <dj@redhat.com>
6627 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6628 register popping order.
6630 2010-01-08 Richard Guenther <rguenther@suse.de>
6633 * c.opt (fsigned-char): Also let LTO handle this option.
6634 (funsigned-char): Likewise.
6636 2010-01-07 Richard Guenther <rguenther@suse.de>
6638 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6639 (gimple_op): Likewise.
6640 (gimple_op_ptr): Likewise.
6641 (gimple_assign_set_lhs): Remove gcc_assert.
6642 (gimple_assign_set_rhs1): Likewise.
6643 (gimple_assign_set_rhs2): Likewise.
6644 (gimple_call_set_lhs): Likewise.
6645 (gimple_call_set_fn): Likewise.
6646 (gimple_call_set_fndecl): Likewise.
6647 (gimple_call_fndecl): Likewise.
6648 (gimple_call_return_type): Likewise.
6649 (gimple_call_set_chain): Likewise.
6650 (gimple_call_num_args): Likewise.
6651 (gimple_call_set_arg): Likewise.
6652 (gimple_cond_set_code): Likewise.
6653 (gimple_cond_set_lhs): Likewise.
6654 (gimple_cond_set_rhs): Likewise.
6655 (gimple_cond_set_true_label): Likewise.
6656 (gimple_cond_set_false_label): Likewise.
6657 (gimple_label_set_label): Likewise.
6658 (gimple_goto_set_dest): Likewise.
6659 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6660 (gimple_debug_bind_get_value): Likewise.
6661 (gimple_debug_bind_get_value_ptr): Likewise.
6662 (gimple_debug_bind_set_var): Likewise.
6663 (gimple_debug_bind_set_value): Likewise.
6664 (gimple_debug_bind_reset_value): Likewise.
6665 (gimple_debug_bind_has_value_p): Likewise.
6666 (gimple_return_retval_ptr): Remove gcc_assert.
6667 (gimple_return_retval): Likewise.
6668 (gimple_return_set_retval): Likewise.
6669 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6670 (safe_referenced_var_iterator): Remove.
6671 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6672 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6673 (fill_referenced_var_vec): Remove.
6674 (first_readonly_imm_use): Remove redundant gcc_assert.
6675 (phi_arg_index_from_use): Combine gcc_asserts.
6676 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6677 (first_imm_use_stmt): Remove redundant gcc_assert.
6678 * tree-cfg.c (verify_gimple_call): Verify function and chain
6679 operands. Verify arguments.
6680 (verify_types_in_gimple_stmt): Verify condition code and labels.
6682 2010-01-07 Richard Guenther <rguenther@suse.de>
6684 PR tree-optimization/42641
6685 * sese.c (rename_map_elt_info): Use the SSA name version, do
6688 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6690 PR tree-optimization/42625
6691 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6692 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6694 2010-01-07 Duncan Sands <baldrick@free.fr>
6696 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6698 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6701 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6702 note itself is not function_invariant_p.
6704 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6706 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6707 Do not add the DF_NOTE problem.
6708 * store-motion.c (execute_rtl_store_motion): Likewise.
6710 2010-01-07 Martin Jambor <mjambor@suse.cz>
6712 PR tree-optimization/42157
6713 * tree-sra.c (compare_access_positions): Stabilize sort if both
6714 accesses have integer types, return zero immediately if they are the
6717 2010-01-06 Richard Henderson <rth@redhat.com>
6720 * haifa-sched.c (add_to_note_list): Merge into ...
6721 (concat_note_lists): ... here, and ...
6722 (unlink_other_notes, rm_other_notes): Merge into...
6723 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6724 NOTE_INSN_EPILOGUE_BEG.
6726 2010-01-06 Richard Guenther <rguenther@suse.de>
6728 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6729 not inline regular functions into always-inline functions.
6731 2010-01-06 Nick Clifton <nickc@redhat.com>
6733 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6734 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6736 (OVERRIDE_OPTIONS): Delete.
6737 (OPTIMIZATION_OPTIONS): Define.
6738 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6739 * config/rx/rx.c (rx_handle_option): Issue an error message if
6740 -mcpu=rx200 and -fpu are used together.
6741 (rx_set_optimization_options): New function. Issue an error
6742 message if an optimization attribute attempts to reset the FPU/
6743 math optimization pairing.
6744 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6745 * config/rx/rx.opt: Set the default to 32-bit doubles.
6746 * config/rx/t-rx: Add multilibs for -nofpu option.
6747 * doc/invoke.texi: Update documentation of RX options.
6749 2010-01-06 Richard Guenther <rguenther@suse.de>
6751 * tree-ssa-pre.c (name_to_id): New global.
6752 (alloc_expression_id): Simplify SSA name handling.
6753 (lookup_expression_id): Likewise.
6754 (init_pre): Zero name_to_id.
6755 (fini_pre): Free it.
6757 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6759 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6761 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6764 * config/i386/sse.md (smaxv2di3): New.
6765 (umaxv2di3): Likewise.
6766 (sminv2di3): Likewise.
6767 (uminv2di3): Likewise.
6769 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6772 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6773 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6774 (legitimize_tls_address): Likewise.
6775 (sparc_tls_referenced_p): Likewise.
6776 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6777 and adjust calls to legitimize_pic_address.
6778 (legitimate_constant_p) Use sparc_tls_referenced_p.
6779 (legitimate_pic_operand_p): Likewise.
6780 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6781 (sparc_tls_symbol_ref_1): Delete.
6782 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6783 (legitimize_tls_address): Make static, handle CONST patterns.
6784 (legitimize_pic_address): Make static, remove unused parameter and
6785 adjust recursive calls.
6786 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6787 and adjust call to legitimize_pic_address.
6788 (sparc_output_mi_thunk): Likewise.
6790 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6791 H.J. Lu <hongjiu.lu@intel.com>
6794 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6795 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6796 operands to make them signed.
6799 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6802 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6803 GTU to GT for V4SI and V2DI.
6805 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6806 (umin<mode>3): Removed.
6808 (uminv4si3): Likewise.
6810 2010-01-05 Martin Jambor <mjambor@suse.cz>
6812 PR tree-optimization/42462
6813 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6814 current_function_decl to helper functions and macros.
6816 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6819 * flags.h: Don't include real.h.
6820 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6821 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6822 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6823 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6824 * dominance.c: Update copyright.
6825 * gimple.c (walk_gimple_op): Remove inline.
6826 * tree-ssa-reassoc.c: Include real.h.
6827 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6828 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6830 2010-01-05 Nick Clifton <nickc@redhat.com>
6832 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6833 register to push into the stack frame when the accumulator has to
6834 be saved during interrupts.
6836 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6838 * doc/invoke.texi: Remove the documentation about option
6840 * common.opt (Wunreachable-code): Preserved for backward
6842 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6843 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6844 the backward compatibility flag section.
6846 2010-01-05 Richard Guenther <rguenther@suse.de>
6848 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6850 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6853 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6855 PR tree-optimization/42508
6856 * tree-sra.c (convert_callers): Check for recursive call
6857 by comparing cgraph nodes instead of decls.
6858 (modify_function): Call ipa_modify_formal_parameters also
6859 on all same_body aliases.
6861 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6862 cgraph nodes when checking for same_body aliases.
6864 2010-01-05 Richard Guenther <rguenther@suse.de>
6866 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6867 allocation and lookup.
6868 (get_or_alloc_expr_for_constant): Likewise.
6869 (phi_translate): Sink allocation.
6871 2010-01-04 Richard Guenther <rguenther@suse.de>
6873 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6874 a new entry only if needed.
6875 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6876 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6878 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6880 (phi_translate): Handle CONSTANTs early.
6882 2010-01-04 Martin Jambor <mjambor@suse.cz>
6884 PR tree-optimization/42398
6885 * tree-sra.c (struct access): Removed flag grp_different_types.
6886 (dump_access): Do not dump the removed flag.
6887 (sort_and_splice_var_accesses): Do not set the removed flag.
6888 (sra_modify_expr): Check for type compatibility directly.
6890 2010-01-04 Martin Jambor <mjambor@suse.cz>
6892 PR tree-optimization/42366
6893 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6894 edges with variable number of parameters.
6895 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6896 flag instead of asserting it.
6897 (ipa_read_node_info): Read uses_analysis_done flag.
6899 2010-01-04 Richard Guenther <rguenther@suse.de>
6901 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6902 iterative_hash_* as intended.
6903 (vn_reference_compute_hash): Likewise. Simplify hashing
6905 (vn_reference_lookup_2): Likewise.
6906 (vn_nary_op_compute_hash): Likewise.
6907 (vn_phi_compute_hash): Likewise.
6908 (expressions_equal_p): Remove strange code.
6909 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6910 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6911 (bitmap_insert_into_set_1): Take value-id as parameter.
6912 (add_to_value): Pass it.
6913 (bitmap_insert_into_set): Likewise.
6914 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6916 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6919 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6920 (do_self_spec): For switches with SWITCH_IGNORE set set also
6921 SWITCH_IGNORE_PERMANENTLY.
6922 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6925 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6927 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6928 tree of an unreferenced global var.
6930 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6933 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6934 GTU to GT for V4SI and V2DI.
6936 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6937 (umin<mode>3): Removed.
6939 (uminv4si3): Likewise.
6941 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6944 * collect2.c (main): Turn on trace in collect2 if -v is passed
6947 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6949 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6950 description of expression operand.
6952 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6954 * configure.ac: Add install-html to target_list for Make-hooks.
6955 * configure: Regenerate.
6956 * fortran/Make-lang.in (F95_HTMLFILES): New.
6957 (fortran.html): Use it.
6958 (fortran.install-html): New.
6959 * Makefile.in (install-html): Add lang.install-html.
6960 * java/Make-lang.in (JAVA_HTMLFILES): New.
6961 (java.html): Use it.
6962 (java.install-html): New.
6963 * objc/Make-lang.in (objc.install-html): New.
6964 * objcp/Make-lang.in (obj-c++.install-html): New.
6965 * cp/Make-lang.in (c++.install-html): New.
6966 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6967 * lto/Make-lang.in (lto.install-html): New.
6969 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6972 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6974 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6976 PR rtl-optimization/41862
6977 * store-motion.c (store_killed_in_insn, compute_store_table,
6978 remove_reachable_equiv_notes, replace_store_insn,
6979 build_store_vectors): Ignore all DEBUG_INSNs.
6981 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6984 * common.opt: Add dumpdir.
6986 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6988 (option_map): Add --dumpdir.
6990 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6992 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6994 * opts.c (decode_options): Try dump_dir_name first if
6995 dump_base_name isn't an absolute path.
6996 (common_handle_option): Handle OPT_dumpdir.
6998 * toplev.c (dump_dir_name): New.
6999 (print_switch_values): Also ignore -dumpdir.
7001 * toplev.h (dump_dir_name): New.
7003 2010-01-03 Richard Guenther <rguenther@suse.de>
7005 PR tree-optimization/42589
7006 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7007 double-word expansion of bswap32.
7009 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7011 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7012 with BLOCK_FOR_INSN.
7013 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7014 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7015 noce_process_if_block): Likewise.
7016 * gcse.c (compute_local_properties, insert_expr_in_table,
7017 insert_set_in_table, canon_list_insert, find_avail_set,
7018 pre_insert_copy_insn): Likewise.
7020 * basic-block.h (BLOCK_NUM): Move from here...
7021 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7023 2010-01-03 Richard Guenther <rguenther@suse.de>
7025 PR tree-optimization/42438
7026 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7027 contains_may_not_return_call flag.
7028 (BB_MAY_NOTRETURN): New.
7029 (valid_in_sets): Trapping nary operations are not valid
7030 in blocks that may not return.
7031 (insert_into_preds_of_block): Remove check for trapping expressions.
7032 (compute_avail): Compute also BB_MAY_NOTRETURN.
7034 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7036 * doc/invoke.texi: Add 2010 to copyright years.
7038 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7040 * config/sparc/sparc.c: Fix formatting nits.
7042 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7043 Alexander Monakov <amonakov@ispras.ru>
7045 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7047 2010-01-02 Richard Guenther <rguenther@suse.de>
7050 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7051 (simplify_switch_using_ranges): Mark to be removed edges
7054 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7056 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7058 * collect2.c (scan_libraries): Add missing argument in call to
7061 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7064 * config/alpha/predicates.md (aligned_memory_operand): Return false
7066 (unaligned_memory_operand): Return true for CQImode.
7067 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7068 doesn not cross aligned SImode word boundary.
7070 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7072 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7074 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7075 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7077 2010-01-02 Richard Guenther <rguenther@suse.de>
7080 * toplev.c (compile_file): Emit LTO marker properly. Change
7082 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7084 2010-01-01 Richard Guenther <rguenther@suse.de>
7087 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7089 2010-01-01 Richard Guenther <rguenther@suse.de>
7092 * c-decl.c (grokdeclarator): For zero-size arrays force
7093 structural equality checks as layout_type does.
7095 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7097 * builtins.c: Update copyright to 2010.
7099 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7102 * lto-streamer-out.c (produce_asm): Revert the last change.
7103 (copy_function): Likewise.
7105 * lto-streamer.c (lto_get_section_name): Skip any leading
7108 2010-01-01 Richard Guenther <rguenther@suse.de>
7111 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7115 Copyright (C) 2010 Free Software Foundation, Inc.
7117 Copying and distribution of this file, with or without modification,
7118 are permitted in any medium without royalty provided the copyright
7119 notice and this notice are preserved.