1 2010-04-23 Martin Jambor <mjambor@suse.cz>
4 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
5 function does not have type attributes.
7 2010-04-23 Richard Guenther <rguenther@suse.de>
10 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
13 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15 * sese.h (create_if_region_on_edge): Remove.
17 * sese.c (create_if_region_on_edge): Make static.
19 * tree-inline.c: Do not include ggc.h.
21 * expr.c: Do not include ggc.h.
23 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
26 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
29 * config/sh/sh.c (find_barrier): Don't emit a constant pool
30 in the middle of insns for casesi_worker_2.
32 2010-04-22 David Edelsohn <edelsohn@gnu.org>
34 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
36 2010-04-22 Ira Rosen <irar@il.ibm.com>
38 PR tree-optimization/43842
39 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
40 loop unrolling in update of exit phis. Fix comment.
41 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
42 least two reduction statements in the loop before starting SLP
45 2010-04-22 Nick Clifton <nickc@redhat.com>
47 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
49 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
51 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
54 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
56 * tree-parloops.c (loop_parallel_p): New argument
57 parloop_obstack. Pass it down.
58 (parallelize_loops): New variable parloop_obstack. Initialize it,
59 pass it down, free it.
61 * tree-loop-linear.c (linear_transform_loops): Pass down
64 * tree-data-ref.h (lambda_compute_access_matrices): New argument
65 of type struct obstack *.
67 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
68 scratch_obstack. Initialize it, pass down, free it.
70 * lambda.h (lambda_loop_new): Remove.
71 (lambda_matrix_new, lambda_matrix_inverse)
72 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
73 argument of type struct obstack *.
75 * lambda-trans.c (lambda_trans_matrix_new): New argument
76 lambda_obstack. Pass it down, use obstack allocation for ret.
77 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
80 * lambda-mat.c (lambda_matrix_get_column)
81 (lambda_matrix_project_to_null): Remove.
82 (lambda_matrix_new): New argument lambda_obstack. Use obstack
84 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
87 * lambda-code.c (lambda_loop_new): New function.
88 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
89 (lambda_compute_auxillary_space, lambda_compute_target_space)
90 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
91 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
92 (build_access_matrix): New argument lambda_obstack. Use obstack
94 (lambda_compute_step_signs, lambda_compute_access_matrices): New
95 argument lambda_obstack. Pass it down.
97 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
99 * optabs.h (expand_widening_mult): Declare.
101 2010-04-22 Richard Guenther <rguenther@suse.de>
103 PR tree-optimization/43845
104 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
105 lookup the CALL_EXPR function and arguments.
107 2010-04-22 Nick Clifton <nickc@redhat.com>
109 * config/stormy16/stormy16.c
110 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
111 * config/stormy16/stormy16.h: Tidy up formatting.
112 (DONT_USE_BUILTIN_SETJMP): Remove definition.
113 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
114 (ineqbranchsi): Delete pattern.
115 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
116 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
117 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
118 stormy16-lib2-ucmpsi2.c.
120 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
122 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
123 df_simulate_find_noclobber_defs as appropriate. Keep track of an
124 extra set merge_set_noclobber, and use it to relax the final test
126 * df.h (df_simulate_find_noclobber_defs): Declare.
127 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
129 (df_simulate_find_noclobber_defs): New function.
131 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
133 * config/i386/i386.md: Use {} around multi-line preparation statements.
135 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
137 * c-tree.h (push_init_level, pop_init_level, set_init_index)
138 (process_init_element): New argument of type struct obstack *.
140 * c-typeck.c (push_init_level, pop_init_level, set_designator)
141 (set_init_index, set_init_label, set_nonincremental_init)
142 (set_nonincremental_init_from_string, find_init_member)
143 (output_init_element, output_pending_init_elements)
144 (process_init_element): New argument braced_init_obstack. Pass it
146 (push_range_stack, add_pending_init): New argument
147 braced_init_obstack. Use obstack allocation.
149 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
150 braced_init_obstack. Pass it down.
151 (c_parser_braced_init): New variables ret, braced_init_obstack.
152 Initialize obstack, pass it down and finally free it.
154 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
157 * tree-pass.h (pass_optimize_widening_mul): Declare.
158 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
159 gate_optimize_widening_mul): New static functions.
160 (pass_optimize_widening_mul): New.
161 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New
163 <case MULT_EXPR>: Remove support for widening multiplies.
164 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
165 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
166 simplify_gen_unary rather than directly building extensions.
167 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
169 * expmed.c (expand_widening_mult): New function.
170 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
172 2010-04-21 Jan Hubicka <jh@suse.cz>
174 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
175 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
176 * lto-wpa-fixup.c: Remove.
177 * Makefile.in (lto-wpa-fixup.o): Remove.
178 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
179 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
180 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
182 2010-04-21 Jan Hubicka <jh@suse.cz>
184 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
185 add write_optimization_summary, read_optimization_summary.
186 (ipa_write_summaries_of_cgraph_node_set): Remove.
187 (ipa_write_optimization_summaries): Declare.
188 (ipa_read_optimization_summaries): Declare.
189 * ipa-cp.c (pass_ipa_cp): Update.
190 * ipa-reference.c (pass_ipa_reference): Update.
191 * ipa-pure-const.c (pass_ipa_pure_const): Update.
192 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
194 * ipa-inline.c (pass_ipa_inline): Update.
195 * ipa.c (pass_ipa_whole_program): Update.
196 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
197 * passes.c (ipa_write_summaries_1): Do not test wpa.
198 (ipa_write_optimization_summaries_1): New.
199 (ipa_write_optimization_summaries): New.
200 (ipa_read_summaries): Do not test ltrans.
201 (ipa_read_optimization_summaries_1): New.
202 (ipa_read_optimization_summaries): New.
204 2010-04-21 Jan Hubicka <jh@suse.cz>
206 * lto-cgraph.c (lto_output_node): Do not output comdat groups
208 (output_cgraph): Do not arrange comdat groups for boundary nodes.
210 2010-04-21 Jakub Jelinek <jakub@redhat.com>
213 * dwarf2out.c (add_name_and_src_coords_attributes): Add
214 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
216 2010-04-21 Jan Hubicka <jh@suse.cz>
218 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
220 2010-04-21 Jan Hubicka <jh@suse.cz>
222 * varpool.c (decide_is_variable_needed): Variable is always needed
225 2010-04-21 Jan Hubicka <jh@suse.cz>
227 * opts.c (decode_options): Enable pure-const pass for whopr.
229 2010-04-21 Jan Hubicka <jh@suse.cz>
231 * cgraph.c (dump_cgraph_node): Dump also assembler name.
232 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
234 (cgraph_decide_inlining): Do not expect callee to be removed in all
237 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
239 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
241 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
243 * config/i386/i386.md (x86_shrd): Add athlon_decode and
244 amdfam10_decode attributes.
246 2010-04-21 Jakub Jelinek <jakub@redhat.com>
249 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
250 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
251 (lower_copyprivate_clauses): Use private var in outer
252 context instead of original var. Make sure the types
253 are correct for VLAs.
255 2010-04-21 Richard Guenther <rguenther@suse.de>
257 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
258 to non-pointer objects.
260 2010-04-21 Jakub Jelinek <jakub@redhat.com>
262 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
263 last chain entry if it starts with the still current label.
264 (add_location_or_const_value_attribute): Check that
265 loc_list->first->next is NULL instead of comparing ->first with ->last.
266 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
267 to add_var_loc_to_decl.
269 * dwarf2out.c (output_call_frame_info): For dw_cie_version
270 >= 4 add also address size and segment size fields into CIE header.
272 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
273 long as address size is the same as sizeof (void *) and
275 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
276 address size or segment size is unexpected, return DW_EH_PE_omit.
277 (classify_object_over_fdes): If get_cie_encoding returned
278 DW_EH_PE_omit, return -1.
279 (init_object): If classify_object_over_fdes returned -1,
280 pretend there were no FDEs at all.
282 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
284 * config/i386/i386.md (bswap<mode>2): Macroize expander from
285 bswap{si,di}2 using SWI48 mode iterator.
286 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
287 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
288 set modrm attribute of bswap insn to 0 and remove length attribute.
289 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
290 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
291 set mode attribute to <MODE> and remove length attribute.
293 2010-04-20 James E. Wilson <wilson@codesourcery.com>
295 PR rtl-optimization/43520
296 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
297 zero available registers.
299 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
301 * builtins.c (fold_builtin_cproj): Fold more cases.
303 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
305 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
306 (fold_builtin_1): Fold builtin cproj.
307 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
308 Use ATTR_CONST_NOTHROW_LIST.
310 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
312 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
313 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
314 ffsi2_no_cmove for !TARGET_CMOVE.
315 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
316 (ffssi2): Remove expander.
317 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
319 (ctz<mode>2): Ditto from ctz{si,di}2.
320 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
322 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
325 2010-04-20 Jakub Jelinek <jakub@redhat.com>
327 * dwarf2out.c (AT_linkage_name): Define.
328 (clone_as_declaration): Handle DW_AT_linkage_name.
329 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
330 of DW_AT_MIPS_linkage_name.
331 (move_linkage_attr): Likewise.
332 (dwarf2out_finish): Likewise.
334 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
337 * fold-const.c (fold_comparison): New folding rule.
339 2010-04-20 Anatoly Sokolov <aesok@post.ru>
341 * double-int.h (double_int_setbit): Declare.
342 * double-int.c (double_int_setbit): New function.
343 * rtl.h (immed_double_int_const): Declare.
344 * emit-rtl.c (immed_double_int_const): New function.
345 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
346 and immed_double_int_const functions.
347 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
348 expand_copysign_bit): (Ditto.).
349 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
350 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
351 * dojump.c (prefer_and_bit_test): (Ditto.).
352 * expr.c (convert_modes, reduce_to_bit_field_precision,
353 const_vector_from_tree): (Ditto.).
354 * expmed.c (mask_rtx, lshift_value): (Ditto.).
356 2010-04-20 Jan Hubicka <jh@suse.cz>
358 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
359 (dump_cgraph_node): Dump new flags.
360 * cgraph.h (struct cgraph_node): Add flags
361 reachable_from_other_partition and in_other_partition.
362 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
363 other partition can not be removed.
364 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
365 the other partition must be output; silence sanity checking on
366 leaking functions bodies from other paritition.
367 * lto-cgraph.c (reachable_from_other_partition_p): New function.
368 (lto_output_node): Output new flags; do not sanity check that inline
369 clones are output; drop lto_forced_extern_inline_p code; do not mock
370 visibility flags at partition boundaries.
371 (add_node_to): New function.
372 (output_cgraph): Use it to sort functions so masters appear before
374 (input_overwrite_node): Input new flags.
375 * passes.c (ipa_write_summaries): Do not call
376 lto_new_extern_inline_states.
377 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
378 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
379 lto_forced_extern_inline_p): Kill.
380 * lto-streamer.h (lto_new_extern_inline_states,
381 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
382 lto_forced_extern_inline_p): Kill.
384 2010-04-20 Richard Guenther <rguenther@suse.de>
386 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
387 from vars that can have pointers.
388 (process_constraint): Dump useless constraints.
390 2010-04-20 Richard Guenther <rguenther@suse.de>
392 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
393 (dump_sa_points_to_info): Remove asserts.
394 (init_base_vars): nothing_id isn't an escape point nor does it
397 2010-04-20 Jakub Jelinek <jakub@redhat.com>
399 * tree.h (TYPE_REF_IS_RVALUE): Define.
400 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
401 should_move_die_to_comdat, prune_unused_types_walk): Handle
402 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
403 (modified_type_die, gen_reference_type_die): Emit
404 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
405 if TYPE_REF_IS_RVALUE and -gdwarf-4.
407 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
410 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
411 calls for -fpic -m31 if they have been sibcall optimized.
413 2010-04-19 James E. Wilson <wilson@codesourcery.com>
415 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
416 ar.lc fixed and call-used.
418 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
420 2010-04-19 Jan Hubicka <jh@suse.cz>
422 * opts.c (decode_options): Disable whpr incompatible passes.
423 * lto/lto.c (lto_1_to_1_map): Skip clones.
424 (read_cgraph_and_symbols): Do not mark everything as needed.
425 (do_whole_program_analysis): Do map only after optimizing;
426 set proper cgraph_state; use passmanager.
428 2010-04-19 DJ Delorie <dj@redhat.com>
430 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
431 POINTER_PLUS_EXPR and fix them.
433 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
435 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
436 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
437 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
438 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
439 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
440 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
441 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
442 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
443 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
444 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
445 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
447 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
449 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
450 (check_cond_move_block): Likewise.
451 (cond_move_process_if_block): Likewise.
452 (noce_find_if_block): Improve formatting.
453 (find_if_header): Pass 0 to memset and tweak conditions.
454 (cond_exec_find_if_block): Fix long lines and tweak conditions.
456 2010-04-19 Jakub Jelinek <jakub@redhat.com>
458 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
462 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
463 with non-local decl doesn't need chain.
465 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
467 * ira-color.c (allocno_reload_assign): Avoid accumulating
468 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
470 2010-04-19 Martin Jambor <mjambor@suse.cz>
472 * gimple.h (create_tmp_reg): Declare.
473 * gimplify.c (create_tmp_reg): New function.
474 (gimplify_return_expr): Use create_tmp_reg.
475 (gimplify_omp_atomic): Likewise.
476 (gimple_regimplify_operands): Likewise.
477 * tree-dfa.c (make_rename_temp): Likewise.
478 * tree-predcom.c (predcom_tmp_var): Likewise.
479 (reassociate_to_the_same_stmt): Likewise.
480 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
481 (get_replaced_param_substitute): Likewise.
482 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
483 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
484 * tree-ssa-pre.c (get_representative_for): Likewise.
485 (create_expression_by_pieces): Likewise.
486 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
487 (create_tailcall_accumulator): Likewise.
489 2010-04-19 Martin Jambor <mjambor@suse.cz>
491 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
493 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
495 2010-04-19 Richard Guenther <rguenther@suse.de>
497 PR tree-optimization/43796
498 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
499 from SCEV in the lattice.
500 (vrp_visit_phi_node): Dump change.
502 2010-04-19 Richard Guenther <rguenther@suse.de>
504 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
505 * configure: Re-generated.
507 2010-04-19 Richard Guenther <rguenther@suse.de>
509 PR tree-optimization/43783
510 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
511 constant ARRAY_REF operands two and three if possible.
513 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
516 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
518 2010-04-19 Jie Zhang <jie@codesourcery.com>
521 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
523 2010-04-19 Ira Rosen <irar@il.ibm.com>
525 PR tree-optimization/37027
526 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
527 and macro to access it.
528 (vectorizable_reduction): Add argument.
529 (vect_get_slp_defs): Likewise.
530 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
531 statements for possible use in SLP.
532 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
533 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
534 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
536 (vectorizable_reduction): Likewise.
537 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
539 (vectorizable_type_demotion, vectorizable_type_promotion,
540 vectorizable_store): Likewise.
541 (vect_analyze_stmt): Update call to vectorizable_reduction.
542 (vect_transform_stmt): Likewise.
543 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
544 (vect_build_slp_tree): Fix indentation. Check that there are no loads
545 from different interleaving chains in same node.
546 (vect_slp_rearrange_stmts): New function.
547 (vect_supported_load_permutation_p): Allow load permutations for
548 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
549 inside SLP nodes if necessary.
550 (vect_analyze_slp_instance): Handle reductions.
551 (vect_analyze_slp): Try to build SLP instances originating from groups
553 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
554 (vect_get_constant_vectors): Create initial vectors for reductions
555 according to reduction code. Add new argument.
556 (vect_get_slp_defs): Add new argument, pass it to
557 vect_get_constant_vectors.
558 (vect_schedule_slp_instance): Remove SLP tree root statements.
560 2010-04-19 Jakub Jelinek <jakub@redhat.com>
562 * tree.h (ENUM_IS_SCOPED): Define.
563 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
564 for ENUM_IS_SCOPED enums.
566 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
568 * fold-const.c (fold_comparison): Use ssizetype.
569 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
570 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
571 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
572 * tree-object-size.c (compute_object_sizes): Use size_type_node.
574 * tree.h (initialize_sizetypes): Remove parameter.
575 (build_common_tree_nodes): Remove second parameter.
576 * stor-layout.c (initialize_sizetypes): Remove parameter.
577 Always create an unsigned type.
578 (set_sizetype): Assert that the passed type is unsigned and simplify.
579 * tree.c (build_common_tree_nodes): Remove second parameter.
580 Adjust call to initialize_sizetypes.
581 * c-decl.c (c_init_decl_processing): Remove second argument in call to
582 build_common_tree_nodes.
584 2010-04-18 Matthias Klose <doko@ubuntu.com>
586 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
588 2010-04-18 Ira Rosen <irar@il.ibm.com>
590 PR tree-optimization/43771
591 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
592 load permutation doesn't have gaps.
594 2010-04-18 Jan Hubicka <jh@suse.cz>
596 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
597 (sse_prologue_save_insn expander): Use new pattern.
598 (sse_prologue_save_insn1): New pattern and splitter.
599 (sse_prologue_save_insn): Update to deal also with 64bit aligned
601 * i386.c (setup_incoming_varargs_64): Do not compute jump
603 (ix86_gimplify_va_arg): Update alignment needed.
604 (ix86_local_alignment): Do not align all local arrays to 128bit.
606 2010-04-17 Jan Hubicka <jh@suse.cz>
608 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
610 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
612 * arm.md (negdi2): Remove redundant code to force values into a
615 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
617 * arm/bpabi.S: Add EABI alignment attributes to objects.
618 * arm/bpabi-v6m.S: Likewise.
619 * arm/crti.asm: Likewise.
620 * arm/crtn.asm: Likewise.
621 * arm/lib1funcs.asm: Likewise.
622 * arm/libunwind.S: Likewise.
624 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
626 * arm-protos.h (tune_params): New structure.
627 * arm.c (current_tune): New variable.
628 (arm_constant_limit): Delete.
629 (struct processors): Add pointer to the tune parameters.
630 (arm_slowmul_tune): New tuning option.
631 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
632 (all_cores): Adjust to pick up the tuning model.
633 (arm_constant_limit): New function.
634 (arm_override_options): Select the appropriate tuning model. Delete
635 initialization of arm_const_limit.
636 (arm_split_constant): Use the new constant-limit model.
637 (arm_rtx_costs): Pick up the current tuning model.
638 * arm.md (is_strongarm, is_xscale): Delete.
639 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
640 for Xscale variant architectures.
641 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
643 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
645 * config/arm/arm.c (arm_gen_constant): Remove unused variable
647 (arm_rtx_costs_1): Remove unused variable extra_cost.
648 (arm_unwind_emit_set): Use variable offset.
649 (thumb1_output_casesi): Remove unused variable flags.
651 2010-04-16 Jeff Law <law@redhat.com>
653 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
654 needing assignment rather than doing a two-phase assignment. Remove
657 2010-04-16 Jakub Jelinek <jakub@redhat.com>
660 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
662 2010-04-16 Doug Kwan <dougkwan@google.com>
664 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
665 (next_operand_entry_id): New static variable.
666 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
667 (add_to_ops_vec): Assigned unique ID to operand entry.
668 (struct oecount_s): New field ID.
669 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
670 (undistribute_ops_list): Assign unique IDs to oecounts.
671 (init_reassoc): reset next_operand_entry_id.
673 2010-04-16 Doug Kwan <dougkwan@google.com>
675 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
676 missing left parenthesis.
678 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
680 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
681 *btdi_rex64 using SWI48 mode iterator.
682 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
683 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
684 *jcc_btdi_mask_rex64.
686 2010-04-16 Anatoly Sokolov <aesok@post.ru>
688 * double-int.h (tree_to_double_int): Convert to macro.
689 * double-int.c (tree_to_double_int): Remove.
691 2010-04-16 Jakub Jelinek <jakub@redhat.com>
694 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
695 with want_address 2 and in case a single element list might be
696 possible, call it again with want_address 0.
698 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
700 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
701 case 'W' print operands for HI mode.
702 * config/h8300/h8300.h (Y0, Y2) : New constraints.
703 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
704 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
705 * config/h8300/predicate.md (bit_register_indirect_operand): New.
707 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
709 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
710 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
711 #xx:3 and #xx:4 mode.
713 * config/h8300/h8300.md (inverted load with HImode dest): Add
716 * config/h8300/predicate.md (bit_operand): Allow immediate values that
717 satisfy 'U' constraint.
719 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
721 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
722 * configure: Regenerate.
723 * config.in: Regenerate.
724 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
727 2010-04-16 Richard Guenther <rguenther@suse.de>
729 * tree.h (struct tree_decl_minimal): Move pt_uid ...
730 (struct tree_decl_common): ... here.
731 (DECL_PT_UID): Adjust.
732 (SET_DECL_PT_UID): Likewise.
733 (DECL_PT_UID_SET_P): Likewise.
735 2010-04-16 Richard Guenther <rguenther@suse.de>
737 PR tree-optimization/43572
738 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
739 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
740 * tree-flow.h (is_call_clobbered): Remove.
741 * tree-flow-inline.h (is_call_clobbered): Likewise.
742 * tree-dfa.c (dump_variable): Do not dump call clobber state.
743 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
744 (execute_return_slot_opt): Adjust.
745 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
746 check for call clobbered vars here.
747 (find_tail_calls): Move tailcall verification to the
750 2010-04-16 Diego Novillo <dnovillo@google.com>
752 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
754 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
757 * config/arm/arm.md (cbranchqi4): New pattern.
758 * config/arm/predicates.md (const0_operand,
759 cbranchqi4_comparison_operator): New predicates.
761 2010-04-16 Richard Guenther <rguenther@suse.de>
763 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
764 (dump_gimple_stmt): Likewise.
766 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
768 * recog.h (struct recog_data): New field is_operator.
769 (struct insn_operand_data): New field is_operator.
770 * recog.c (extract_insn): Set recog_data.is_operator.
771 * genoutput.c (output_operand_data): Emit code to set the
773 * reload.c (find_reloads): Use it rather than testing for an
774 empty constraint string.
777 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
778 If the previous insn is a cbranchsi4_insn with the same arguments,
779 omit the compare instruction.
781 * config/arm/arm.md (addsi3_cbranch): If destination is a high
782 register, inputs must be low registers and we need a low register
783 scratch. Handle alternative 2 like alternative 3.
785 2010-04-16 Jakub Jelinek <jakub@redhat.com>
787 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
788 don't call get_addr on both. If one expression is a VALUE and
789 the other a REG, check VALUE's locs if the REG isn't among them.
791 2010-04-16 Christian Bruel <christian.bruel@st.com>
793 * config/sh/sh.h (sh_frame_pointer_required): New function.
794 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
795 (flag_omit_frame_pointer) Set.
796 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
797 (rounded_frame_size): Adjust size with outgoing_args_size.
798 (sh_set_return_address): Must return from stack pointer.
799 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
800 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
801 (ACCUMULATE_OUTGOING_ARGS): Define.
802 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
803 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
805 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
808 * config/sh/sh.c (sh_legitimize_reload_address): Use
809 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
810 Remove a unneeded check for offset_base.
812 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
814 * configure: Regenerated.
816 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
818 * config/s390/s390.c (s390_call_save_register_used): Switch back
821 2010-04-15 Richard Guenther <rguenther@suse.de>
823 * alias.c (alias_set_subset_of): Handle alias-set zero
826 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
827 Julian Brown <julian@codesourcery.com>
829 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
830 alternatives according to use of high and low regs.
831 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
832 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
833 optimizing for size on Thumb-2.
835 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
837 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
839 2010-04-15 Richard Guenther <rguenther@suse.de>
841 * tree-ssa-structalias.c (struct variable_info): Add
843 (new_var_info): Initialize it.
844 (dump_constraints): Support printing last added constraints.
845 (debug_constraints): Adjust.
846 (dump_constraint_graph): Likewise.
847 (make_heapvar_for): Check for NULL cfun.
848 (get_function_part_constraint): New function.
849 (get_fi_for_callee): Likewise.
850 (find_func_aliases): Properly implement IPA PTA constraints.
851 (process_ipa_clobber): New function.
852 (find_func_clobbers): Likewise.
853 (insert_into_field_list_sorted): Remove.
854 (create_function_info_for): Properly allocate vars for IPA mode.
855 Do not use insert_into_field_list_sorted.
856 (create_variable_info_for): Properly generate constraints for
857 global vars in IPA mode.
858 (dump_solution_for_var): Always dump the solution.
859 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
860 (find_what_var_points_to): Adjust.
861 (pt_solution_set): Change.
862 (pt_solution_ior_into): New function.
863 (pt_solution_empty_p): Export.
864 (pt_solution_includes_global): Adjust.
865 (pt_solution_includes_1): Likewise.
866 (pt_solutions_intersect_1): Likewise.
867 (dump_sa_points_to_info): Check some invariants.
868 (solve_constraints): Move constraint dumping ...
869 (compute_points_to_sets): ... here.
870 (ipa_pta_execute): ... and here.
871 (compute_may_aliases): Do not re-compute points-to info
872 locally if IPA info is available.
873 (ipa_escaped_pt): New global var.
874 (ipa_pta_execute): Properly implement IPA PTA.
875 * tree-into-ssa.c (dump_decl_set): Support dumping
876 decls not in referenced-vars.
877 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
878 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
879 (dump_points_to_solution): Likewise.
880 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
881 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
882 (remap_gimple_stmt): Reset call clobber/use information if necessary.
883 (copy_decl_to_var): Copy DECL_PT_UID.
884 (copy_result_decl_to_var): Likewise.
885 * tree.c (make_node_stat): Initialize DECL_PT_UID.
886 (copy_node_stat): Copy it.
887 * tree.h (DECL_PT_UID): New macro.
888 (SET_DECL_PT_UID): Likewise.
889 (DECL_PT_UID_SET_P): Likewise.
890 (struct tree_decl_minimal): Add pt_uid member.
891 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
892 (pt_solution_empty_p): Declare.
893 (pt_solution_set): Adjust.
894 (ipa_escaped_pt): Declare.
895 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
896 * gimple-pretty-print.c (pp_points_to_solution): New function.
897 (dump_gimple_call): Dump call clobber/use information.
898 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
899 * tree-pass.h (TDF_ALIAS): New dump option.
900 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
901 * doc/invoke.texi (-fipa-pta): Update documentation.
903 2010-04-15 Richard Guenther <rguenther@suse.de>
905 * Makefile.in (OBJS-common): Add gimple-fold.o.
906 (gimple-fold.o): New rule.
907 * tree.h (maybe_fold_offset_to_reference,
908 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
910 * gimple.h: ... here.
911 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
912 may_propagate_address_into_dereference): Move prototypes ...
913 * gimple.h: ... here.
914 * tree-ssa-ccp.c (get_symbol_constant_value,
915 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
916 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
917 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
918 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
919 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
920 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
921 gimplify_and_update_call_from_tree): Move ...
922 * gimple-fold.c: ... here. New file.
923 (ccp_fold_builtin): Rename to ...
924 (gimple_fold_builtin): ... this.
925 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
927 2010-04-15 Richard Guenther <rguenther@suse.de>
929 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
930 fit_double_type, force_fit_type_double, add_double_with_sign,
931 neg_double, mul_double_with_sign, lshift_double, rshift_double,
932 lrotate_double, rrotate_double, div_and_round_double): Move ...
933 * double-int.c: ... here.
934 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
935 add_double, neg_double, mul_double_with_sign, mul_double,
936 lshift_double, rshift_double, lrotate_double, rrotate_double,
937 div_and_round_double): Move prototypes ...
938 * double-int.h: ... here.
940 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
943 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
944 matching constraints to ensure inputs match the output.
946 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
949 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
950 in an input-only operand.
952 2010-04-15 Anatoly Sokolov <aesok@post.ru>
954 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
955 (double_int_not, double_int_lshift, double_int_rshift): Declare.
956 (double_int_negative_p): Convert to static inline function.
957 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
958 (double_int_negative_p): Remove.
959 * tree.h (lshift_double, rshift_double):
960 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
961 * fold-const.c (fold_convert_const_int_from_real,
962 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
963 (lshift_double): Change type of arith argument to bool.
964 (rshift_double): Change type of arith argument to bool. Correct
966 * expmed.c (mask_rtx, lshift_value): (Ditto.).
968 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
971 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
972 at the start and end of the then/else blocks, and omit them from the
974 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
975 argument; all callers changed. Pass zero to old_insns_match_p instead.
976 (flow_find_head_matching_sequence): New function.
977 (old_insns_match_p): Check REG_EH_REGION notes for calls.
978 * basic-block.h (flow_find_cross_jump,
979 flow_find_head_matching_sequence): Declare functions.
981 2010-04-14 Jason Merrill <jason@redhat.com>
984 * c-common.c (attribute_takes_identifier_p): New fn.
985 * c-common.h: Declare it.
987 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
989 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
991 (*udivmod<mode>4): Ditto.
993 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
995 * config/i386/i386.md (maxmin_int): Rename code attribute from
996 maxminiprefix and update all users.
997 (maxmin_float): Ditto from maxminfprefix.
998 (logic): Ditto from logicprefix.
999 (absneg_mnemonic): Ditto from absnegprefix.
1000 * config/i386/mmx.md: Update all users of maxminiprefix,
1001 maxminfprefix and logicprefix for rename.
1002 * config/i386/sse.md: Ditto.
1003 * config/i386/sync.md (sync_<code><mode>): Update for
1006 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1009 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1010 warnings converted to errors.
1012 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1014 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1015 used insn_type variable.
1016 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1017 to avoid set-but-not-used warning.
1019 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1021 * df-core.c (df_ref_debug): Change format string placeholder
1023 * dwarf2asm.c (dw2_asm_output_data_raw,
1024 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1025 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1026 * dwarf2out.c (output_cfi, output_cfi_directive,
1027 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1028 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1030 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1031 * print-rtl.c (print_rtx): Ditto.
1033 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1036 * builtins.c (expand_builtin_pow_root): New function to expand pow
1037 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1038 series of sqrt and cbrt calls under -ffast-math.
1039 (expand_builtin_pow): Call it.
1041 2010-04-14 Michael Matz <matz@suse.de>
1043 PR tree-optimization/42963
1044 * tree-cfg.c (touched_switch_bbs): New static variable.
1045 (group_case_labels_stmt): New function broken out from ...
1046 (group_case_labels): ... here, use the above.
1047 (start_recording_case_labels): Allocate touched_switch_bbs.
1048 (end_recording_case_labels): Deallocate it, call
1049 group_case_labels_stmt.
1050 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1052 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1054 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1057 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1059 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1061 2010-04-13 Jan Hubicka <jh@suse.cz>
1063 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1064 of optimized out static functions.
1065 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1066 cost computation. Also sanity check for overflows.
1067 (update_caller_keys): Update cgraph_edge_badness call; properly
1068 update fibheap and sanity check that it is up to date.
1069 (add_new_edges_to_heap): Update cgraph_edge_badness.
1070 (cgraph_decide_inlining_of_small_function): Likewise;
1071 add sanity checking that badness in heap is up to date;
1072 improve dumping of reason; Update badness of calls to the
1073 offline copy of function currently inlined; dump badness
1074 of functions not inlined because of unit growth limits.
1076 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1079 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1080 because of sign-extension change when converting to sizetype here...
1081 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1083 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1084 the folding to constants. Remove redundant final conversion.
1085 (fold_binary) <associate>: Do not associate if the re-association of
1086 constants alone overflows.
1087 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1088 to the end of the list.
1089 (multiple_of_p) <COND_EXPR>: New case.
1091 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1093 * opt-functions.awk (opt_sanitized_name): New.
1095 * optc-gen.awk: Use it
1096 * opth-gen.awk: Use it.
1098 2010-04-13 Martin Jambor <mjambor@suse.cz>
1100 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1101 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1102 children. Call replace_uses_with_default_def_ssa_name to handle
1105 2010-04-13 Michael Matz <matz@suse.de>
1108 * builtins.c (expand_builtin_interclass_mathfn): Also create
1109 a register if the predicate doesn't match.
1111 2010-04-13 Diego Novillo <dnovillo@google.com>
1113 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1114 * c-pch.c: Include timevar.h.
1115 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1116 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1117 * ggc-common.c: Include timevar.h.
1118 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1119 * timevar.def (TV_PCH_SAVE): Define.
1120 (TV_PCH_CPP_SAVE): Define.
1121 (TV_PCH_PTR_REALLOC): Define.
1122 (TV_PCH_PTR_SORT): Define.
1123 (TV_PCH_RESTORE): Define.
1124 (TV_PCH_CPP_RESTORE): Define.
1126 2010-04-13 Michael Matz <matz@suse.de>
1128 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1130 (can_reassociate_p): New function.
1131 (break_up_subtract_bb, reassociate_bb): Use it.
1133 2010-04-13 Richard Guenther <rguenther@suse.de>
1136 * builtins.c (c_readstr): Fix assert.
1138 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1140 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1141 when generating cltd insn.
1143 (*ashl<mode>3_1): Remove special handling for register operand 2.
1144 (*ashlsi3_1_zext): Ditto.
1145 (*ashlhi3_1): Ditto.
1146 (*ashlhi3_1_lea): Ditto.
1147 (*ashlqi3_1): Ditto.
1148 (*ashlqi3_1_lea): Ditto.
1149 (*<shiftrt_insn><mode>3_1): Ditto.
1150 (*<shiftrt_insn>si3_1_zext): Ditto.
1151 (*<shiftrt_insn>qi3_1_slp): Ditto.
1152 (*<rotate_insn><mode>3_1): Ditto.
1153 (*<rotate_insn>si3_1_zext): Ditto.
1154 (*<rotate_insn>qi3_1_slp): Ditto.
1156 2010-04-13 Richard Guenther <rguenther@suse.de>
1158 * tree-ssa-structalias.c (callused_id): Remove.
1159 (call_stmt_vars): New.
1160 (get_call_vi): Likewise.
1161 (lookup_call_use_vi): Likewise.
1162 (lookup_call_clobber_vi): Likewise.
1163 (get_call_use_vi): Likewise.
1164 (get_call_clobber_vi): Likewise.
1165 (make_transitive_closure_constraints): Likewise.
1166 (handle_const_call): Adjust to do per-call call-used handling.
1167 (handle_pure_call): Likewise.
1168 (find_what_var_points_to): Remove general callused handling.
1169 (init_base_vars): Likewise.
1170 (init_alias_vars): Initialize call_stmt_vars.
1171 (compute_points_to_sets): Process call-used and call-clobbered
1172 vars for call statements.
1173 (delete_points_to_sets): Free call_stmt_vars.
1175 2010-04-13 Richard Guenther <rguenther@suse.de>
1177 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1178 Only add RW dependence for dependence distance zero.
1179 Adjust maximal vectorization factor according to dependences.
1180 Move alignment handling ...
1181 (vect_find_same_alignment_drs): ... here. New function.
1182 (vect_analyze_data_ref_dependences): Adjust.
1183 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1184 (vect_analyze_data_refs): Adjust minimal vectorization factor
1185 according to data references.
1186 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1187 dependences before determining the vectorization factor.
1188 Analyze alignment after determining the vectorization factor.
1189 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1190 dependences before alignment.
1191 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1193 (vect_analyze_data_refs): Likewise.
1194 (MAX_VECTORIZATION_FACTOR): New define.
1196 2010-04-13 Duncan Sands <baldrick@free.fr>
1198 * except.h (lang_eh_type_covers): Remove.
1199 * except.c (lang_eh_type_covers): Likewise.
1201 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1202 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1204 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1205 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1206 UNITS_PER_LONG where it is ABI relevant.
1207 (s390_return_addr_rtx): Likewise.
1208 (s390_back_chain_rtx): Likewise.
1209 (s390_frame_area): Likewise.
1210 (s390_frame_info): Likewise.
1211 (s390_initial_elimination_offset): Likewise.
1212 (save_gprs): Likewise.
1213 (s390_emit_prologue): Likewise.
1214 (s390_emit_epilogue): Likewise.
1215 (s390_function_arg_advance): Likewise.
1216 (s390_function_arg): Likewise.
1217 (s390_va_start): Likewise.
1218 (s390_gimplify_va_arg): Likewise.
1219 (s390_function_profiler): Likewise.
1220 (s390_optimize_prologue): Likewise.
1221 (s390_rtx_costs): Likewise.
1222 (s390_secondary_reload): Likewise.
1223 (s390_promote_function_mode): Likewise.
1224 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1225 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1226 registers available.
1227 (s390_unwind_word_mode): New function.
1228 (s390_function_value): Split 64 bit values into register pair if
1229 used as return value.
1230 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1231 function call parameters. Handle parallels.
1232 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1233 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1234 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1235 (s390_expand_setmem): Remove unused variable src_addr.
1236 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1237 deal with 64 bit registers.
1238 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1239 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1240 (UNITS_PER_LONG): New macro.
1241 * libjava/include/s390-signal.h: Define extended ucontext
1242 structure containing the upper halfs of the 64 bit registers.
1244 2010-04-13 Simon Baldwin <simonb@google.com>
1246 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1248 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1250 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1251 rvalue on the RHS if the LHS is of a non-renamable type.
1252 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1254 2010-04-13 Matthias Klose <doko@ubuntu.com>
1256 * gcc.c (cc1_options): Handle -iplugindir before processing
1257 the cc1 spec. Only add -iplugindir once.
1258 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1260 * common.opt (iplugindir): Remove `Separate' property, initialize.
1261 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1263 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1264 (distclean): Remove plugin dir.
1265 * doc/invoke.texi: Document -iplugindir.
1267 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1269 * doc/plugins.texi (Loading Plugins): Document short
1270 -fplugin=foo option.
1271 (Plugin API): Mention default_plugin_dir_name function.
1273 * gcc.c (find_file_spec_function): Add new declaration.
1274 (static_spec_func): Use it for "find-file".
1275 (find_file_spec_function): Add new function.
1276 (cc1_options): Add -iplugindir option if -fplugin* options found.
1278 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1280 * plugin.c (add_new_plugin): Updated comment, and handle short
1282 (default_plugin_dir_name): Added new function.
1284 * common.opt (iplugindir): New option to set the plugin directory.
1286 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1288 * config/i386/i386.md (any_rotate): New code iterator.
1289 (rotate_insn): New code attribute.
1291 (SWIM124): New mode iterator.
1292 (<rotate_insn>ti3): New expander.
1293 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1294 any_rotate code iterator.
1295 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1296 using any_rotate code iterator and SWIM124 mode iterator.
1297 (ix86_rotlti3): New insn_and_split pattern.
1298 (ix86_rotrti3): Ditto.
1299 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1300 ix86_rotl{di,ti}3 patterns.
1301 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1302 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1303 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1304 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1305 code iterator and SWI mode iterator.
1306 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1307 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1309 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1310 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1311 (bswap rotatert splitter): Add splitter.
1312 (bswap splitter): Macroize splitter using any_rotate code iterator.
1313 Add insn predicate to split only for TARGET_USE_XCHGB or when
1314 optimizing function for size.
1316 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1318 * config/pa/pa.c (emit_move_sequence): Remove use of
1319 deleted variable flag_argument_noalias.
1321 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1323 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1325 Add to unsupported targets list.
1326 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1327 sparc*-sun-solaris2.[567]* from target lists.
1328 * configure: Regenerate.
1329 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1331 Remove Solaris 7 patch references.
1332 (Specific, sparc-sun-solaris2.7): Removed.
1333 (sparc-sun-solaris2*): Update Solaris 7 example.
1334 (sparc64-*-solaris2*): Likewise.
1336 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1338 * config.build (alpha*-dec-osf4*): Remove.
1339 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1340 of obsolete configurations.
1341 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1343 * config/alpha/t-osf4: Renamed to ...
1344 * config/alpha/t-osf5: ... this.
1345 * config/alpha/osf.h: Renamed to ...
1346 * config/alpha/osf5.h: ... this.
1347 Merged old osf5.h contents.
1349 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1350 (EXTRA_SPECS): Removed.
1351 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1352 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1355 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1357 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1359 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1362 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1363 __thiscall convention.
1365 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1367 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1369 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1371 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1373 * function.c (assign_parms_initialize_all): Add unused attribute
1376 2010-04-12 Richard Guenther <rguenther@suse.de>
1378 * gsstruct.def (GSS_CALL): New.
1379 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1380 * gimple.h: Include tree-ssa-alias.h.
1381 (struct gimple_statement_call): New.
1382 (union gimple_statement_struct_d): Add gimple_call member.
1383 (gimple_call_reset_alias_info): Declare.
1384 (gimple_call_use_set): New function.
1385 (gimple_call_clobber_set): Likewise.
1386 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1387 * gimple.c (gimple_call_reset_alias_info): New function.
1388 (gimple_build_call_1): Call it.
1389 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1390 * tree-inline.c (remap_gimple_stmt): Likewise.
1391 (expand_call_inline): Remove callused handling.
1392 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1393 * tree-dfa.c (dump_variable): Likewise.
1394 * tree-parloops.c (parallelize_loops): Likewise.
1395 * tree-ssa.c (init_tree_ssa): Likewise.
1396 (delete_tree_ssa): Likewise.
1397 * tree-flow-inline.h (is_call_used): Remove.
1398 * tree-flow.h (struct gimple_df): Remove callused member.
1399 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1400 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1401 (ref_maybe_used_by_call_p_1): Simplify.
1402 (call_may_clobber_ref_p_1): Likewise.
1403 * tree-ssa-structalias.c (compute_points_to_sets): Set
1404 the call stmt used and clobbered sets.
1405 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1406 (find_tail_calls): Verify the tail call.
1408 2010-04-12 Richard Guenther <rguenther@suse.de>
1410 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1411 single-iteration always-inline inlining.
1412 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1413 (cgraph_decide_inlining): Do not handle always-inline specially.
1414 (try_inline): Remove always-inline cycle detection special case.
1415 Do not recurse on always-inlines.
1416 (cgraph_early_inlining): Do not iterate if not optimizing.
1417 (cgraph_gate_early_inlining): remove.
1418 (pass_early_inline): Run unconditionally.
1419 (gate_cgraph_decide_inlining): New function.
1420 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1421 not inlining or optimizing.
1422 (cgraph_decide_inlining_of_small_functions): Also consider
1423 always-inline functions.
1424 (cgraph_default_inline_p): Return true for nodes which should
1425 disregard inline limits.
1426 (estimate_function_body_sizes): Assume zero size and time for
1427 nodes which are marked as disregarding inline limits.
1428 (cgraph_decide_recursive_inlining): Do not perform recursive
1429 inlining on always-inline nodes.
1431 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1434 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1435 for exprs satisfying handled_component_p.
1437 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1439 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1440 non-constant aggregate elements.
1442 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1443 is a real initialization.
1445 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1448 * c-decl.c (start_function): Move forward check for nested function.
1450 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1452 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1453 * config/sh/sh.c: Include reload.h.
1454 (sh_legitimize_reload_address): New.
1455 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1456 sh_legitimize_reload_address.
1458 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1460 * config/sh/sh.md (*movqi_pop): New insn pattern.
1461 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1463 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1465 * config/i386/i386.md (any_shiftrt): New code iterator.
1466 (shiftrt_insn): New code attribute.
1468 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1469 using any_shiftrt code iterator.
1470 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1471 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1472 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1473 pattern from corresponding peephole2 patterns.
1474 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1475 using any_shiftrt code iterator.
1476 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1477 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1478 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1479 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1480 *{ashr,lshr}<mode>3_cmp_zext.
1481 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1483 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1485 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1487 (*lshr<mode>3_cconly): Ditto.
1489 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1491 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1492 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1493 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1494 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1496 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1497 from corresponding peephole2 patterns.
1498 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1499 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1500 and *lshrdi3_1_rex64 using SWI mode iterator.
1501 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1502 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1503 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1504 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1505 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1506 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1507 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1508 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1509 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1512 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1514 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1515 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1516 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1517 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1519 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1520 from corresponding peephole2 patterns.
1521 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1522 (ashrsi3_cvt): Rename from ashrsi3_31.
1523 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1524 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1525 and x86_64_shift_adj_3 using SWI48 mode iterator.
1526 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1527 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1528 and *ashrdi3_1_rex64 using SWI mode iterator.
1529 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1530 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1531 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1532 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1533 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1534 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1535 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1536 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1537 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1539 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1540 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1541 x86_shift<mode>_adj_3 expanders.
1543 2010-04-10 Wei Guozhi <carrot@google.com>
1546 * config/arm/arm.c (arm_pic_static_addr): New function.
1547 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1549 (arm_output_addr_const_extra): Output expression for new pattern.
1550 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1552 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1554 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1557 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1558 * web.c: Include "insn-config.h" and "recog.h".
1559 (union_match_dups): New function.
1560 (web_main): Call it.
1561 (union_defs): Don't try to recognize match_dups.
1563 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1564 if doing so would replace the entire pattern.
1566 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1570 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1571 and splitter pattern. Change splitter operand 1 predicate to
1574 2010-04-09 Martin Jambor <mjambor@suse.cz>
1576 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1577 lattices are addresses of CONST_DECLs with the same initial value.
1578 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1579 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1581 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1582 Bernd Schmidt <bernds@codesourcery.com>
1584 * loop-invariant.c (replace_uses): New static function.
1585 (move_invariant_reg): Use it to ensure we can replace the uses.
1587 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1589 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1591 (picochip_override_options): Enable section anchors only above -O1.
1592 (picochip_reorg): Fixed a couple of build warnings.
1594 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1596 * configure.ac (plugin -rdynamic test): Log result.
1597 * configure: Regenerate.
1598 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1599 (RDYNAMIC_SPEC): Define.
1600 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1602 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1604 * configure.ac: Determine Sun ld version numbers.
1605 (comdat_group): Restrict GNU ld version checks to gld.
1606 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1607 (enable_comdat): Support --enable-comdat.
1608 * configure: Regenerate.
1609 * doc/install.texi (Configuration): Document --enable-comdat.
1611 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1613 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1614 * config/sol2-gld.h: ... here.
1615 * config.gcc (sparc*-*-solaris2*): Reflect this.
1616 (i[34567]86-*-solaris2*): Use it.
1618 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1620 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1622 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1624 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1627 * diagnostic.c (diagnostic_initialize): Initialize
1628 some_warnings_are_errors.
1629 (diagnostic_finish): New.
1630 (diagnostic_action_after_output): Call it before exiting.
1631 (diagnostic_report_diagnostic): Do not print message here. Set
1632 some_warnings_are_errors.
1633 * diagnostic.h (diagnostic_context): Delete
1634 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1635 (diagnostic_finish): Declare.
1636 * toplev.c (toplev_main): Call it before exit.
1638 2010-04-09 Jason Merrill <jason@redhat.com>
1641 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1642 for incomplete type.
1645 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1646 based on a warning flag.
1648 2010-04-09 Richard Guenther <rguenther@suse.de>
1650 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1652 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1655 * varasm.c (default_assemble_visibility): Wrap vars that are
1656 set, but unused, by targets without GAS.
1657 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1658 Remove set, but unused, vars.
1659 (rs6000_legitimize_tls_address): Likewise.
1660 (altivec_expand_dst_builtin): Likewise.
1661 * config/darwin.c (machopic_classify_symbol): Likewise.
1662 (machopic_indirection_name): Likewise.
1664 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1666 * config/i386/i386.md (DWI): New mode iterator.
1667 (S): New mode attribute.
1668 (shift_operand): Ditto.
1669 (shift_immediate_operand): Ditto.
1670 (ashl_input_operand): Ditto.
1671 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1672 using SDWIM mode iterator.
1673 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1674 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1676 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1677 from corresponding peephole2 patterns.
1678 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1679 and x86_64_shift_adj_1 using SWI48 mode iterator.
1680 (x86_shift<mode>_adj_2): Ditto.
1681 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1682 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1683 using SWI48 mode iterator.
1684 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1685 *ashldi3_cmp_rex64 using SWI mode iterator.
1686 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1687 *ashldi3_cconly_rex64 using SWI mode iterator.
1688 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1689 x86_shift<mode>_adj_{1,2}.
1690 (ix86_split_ashr): Ditto.
1691 (ix86_split_lshr): Ditto.
1693 2010-04-09 Richard Guenther <rguenther@suse.de>
1695 * target.h (builtin_conversion): Pass in input and output types.
1696 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1697 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1698 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1699 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1701 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1703 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1705 2010-04-09 Richard Guenther <rguenther@suse.de>
1708 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1710 2010-04-09 Richard Guenther <rguenther@suse.de>
1712 * tree-vectorizer.h (struct _stmt_vec_info): Document
1713 that vectype is the type of the LHS.
1714 (supportable_widening_operation, supportable_narrowing_operation):
1715 Get both input and output vector types as arguments.
1716 (vect_is_simple_use_1): Declare.
1717 (get_same_sized_vectype): Likewise.
1718 * tree-vect-loop.c (vect_determine_vectorization_factor):
1719 Set STMT_VINFO_VECTYPE to the vector type of the def.
1720 (vectorizable_reduction): Adjust.
1721 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1722 Adjust. Specify the output vector type.
1723 (vect_pattern_recog_1): Adjust.
1724 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1725 (vectorizable_call): Adjust.
1726 (vectorizable_conversion): Likewise.
1727 (vectorizable_operation): Likewise.
1728 (vectorizable_type_demotion): Likewise.
1729 (vectorizable_type_promotion): Likewise.
1730 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1732 (vect_is_simple_use_1): New function.
1733 (supportable_widening_operation): Get both input and output
1735 (supportable_narrowing_operation): Likewise.
1736 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1738 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1740 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1741 __thiscall and _thiscall as predefined macros.
1742 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1743 thiscall attribute handling.
1744 (ix86_comp_type_attributes): Likewise.
1745 (ix86_function_regparm): Likewise.
1746 (ix86_return_pops_args): Likewise.
1747 (init_cumulative_args): Likewise.
1748 (find_drap_reg): Likewise.
1749 (ix86_static_chain): Likewise.
1750 (x86_this_parameter): Likewise.
1751 (x86_output_mi_thunk): Likewise.
1752 (ix86_attribute_table): Add description for thiscall attribute.
1753 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1754 * doc/extend.texi: Add documentation for thiscall.
1756 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1759 * c.opt (Wint-to-pointer-cast): Available in C++.
1760 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1762 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1764 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1765 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1766 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1767 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1768 function type instead. Reorder and simplify checks.
1770 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1772 2010-04-08 Jing Yu <jingyu@google.com>
1773 Zdenek Dvorak <ook@ucw.cz>
1775 PR tree-optimization/42720
1776 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1777 loop unswitch conditions here from ...
1778 (tree_unswitch_single_loop): ... here.
1780 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1782 * tree-if-conv.c: Fix comments and simplify logic.
1784 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1786 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1787 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1788 (main_tree_if_conversion): Update call to tree_if_conversion.
1790 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1793 * doc/invoke.texi (-b,-V): Delete.
1794 * doc/tm.texi: Do not mention -b.
1795 * gcc.c (display_help): Delete -b and -V.
1796 (process_command): Delete -b and -V.
1797 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1799 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1800 Wolfgang Gellerich <gellerich@de.ibm.com>
1802 Implement target hook for loop unrolling
1803 * target.h (loop_unroll_adjust): Add a new target hook function.
1804 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1805 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1806 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1807 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1808 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1810 (decide_unroll_stupid): Likewise.
1812 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1815 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1817 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1819 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1820 (Specific, *-*-solaris2*): Likewise.
1821 Don't prefer Sun as over GNU as.
1823 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1825 * config/s390/s390.c (override_options): Adjust the z10
1826 defaults for max-unroll-times, max-completely-peeled-insns
1827 and max-completely-peel-times.
1829 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1831 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1832 instructions for z10.
1833 (s390_expand_setmem): Likewise.
1834 (s390_expand_cmpmem): Likewise.
1836 2010-04-08 Richard Guenther <rguenther@suse.de>
1838 PR tree-optimization/43679
1839 * tree-ssa-pre.c (eliminate): Only propagate copies.
1841 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1844 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1845 set but not used variable warning.
1847 2010-04-08 Wei Guozhi <carrot@google.com>
1850 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1851 (arm_size_rtx_costs): Call the new function when optimized for size.
1853 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1856 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1857 op0 is not a MEM, just return NULL instead of assertion
1859 (discover_nonconstant_array_refs): Don't walk debug stmts.
1861 2010-04-08 Doug Kwan <dougkwan@google.com>
1863 * configure.ac: Recognize gold and do not use its version number
1864 to test ld features.
1865 * configure: Regenerate.
1867 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1870 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1871 (negate_value): Move code to push elements to broken_up_substracts ...
1872 (eliminate_plus_minus_pair): ... here. Push operands that have no
1873 negative pair to plus_negates.
1874 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1876 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1878 * doc/install.texi (Configuration): Move description of
1879 --enable-lto, --with-libelf*, --enable-gold from Java section to
1882 * doc/generic.texi (Working with declarations)
1883 (Function Properties, C and C++ Trees): Fix typos.
1884 * doc/sourcebuild.texi (Top Level): Likewise.
1886 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1889 * tree.h (DECL_READ_P): Define.
1890 (struct tree_decl_common): Add decl_read_flag.
1891 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1892 a set but not used warning.
1893 (merge_decls): Merge DECL_READ_P flag.
1894 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1895 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1896 * c-common.c (handle_used_attribute, handle_unused_attribute):
1898 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1900 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1902 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1903 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1904 c_parser_binary_expression, c_parser_cast_expression,
1905 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1906 Call default_function_array_read_conversion instead of
1907 default_function_array_conversion where needed.
1908 (c_parser_unary_expression, c_parser_conditional_expression,
1909 c_parser_postfix_expression_after_primary, c_parser_initelt):
1910 Likewise. Call mark_exp_read where needed.
1911 (c_parser_statement_after_labels, c_parser_asm_operands,
1912 c_parser_typeof_specifier, c_parser_sizeof_expression,
1913 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1915 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1917 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1918 (warn_unused_but_set_parameter): Default to warn_unused
1920 * doc/invoke.texi: Document -Wunused-but-set-variable and
1921 -Wunused-but-set-parameter.
1923 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1924 used count variable.
1925 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1926 when operandN variables aren't used in the body of the expander
1928 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1929 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1930 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1931 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1932 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1933 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1934 * tree.c (PROCESS_ARG): Likewise.
1936 2010-04-07 Simon Baldwin <simonb@google.com>
1938 * diagnostic.h (diagnostic_override_option_index): New macro to
1939 set a diagnostic's option_index.
1940 * c-tree.h (c_cpp_error): Add warning reason argument.
1941 * opts.c (_warning_as_error_callback): New.
1942 (register_warning_as_error_callback): Store callback for
1943 warnings enabled via enable_warning_as_error.
1944 (enable_warning_as_error): Call callback, minor code tidy.
1945 * opts.h (register_warning_as_error_callback): Declare.
1946 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1947 response to -Werror=.
1948 (c_common_init_options): Register warning_as_error_callback in opts.c.
1949 * common.opt: Add -Wno-cpp option.
1950 * c-common.c (struct reason_option_codes_t): Map cpp warning
1951 reason codes to gcc option indexes.
1952 * (c_option_controlling_cpp_error): New function, lookup the gcc
1953 option index for a cpp warning reason code.
1954 * (c_cpp_error): Add warning reason argument, call
1955 c_option_controlling_cpp_error for diagnostic_override_option_index.
1956 * doc/invoke.texi: Document -Wno-cpp.
1958 2010-04-07 Richard Guenther <rguenther@suse.de>
1960 * ipa-reference.c (mark_load): Use get_base_address.
1961 (mark_store): Likewise.
1963 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1964 inserting GIMPLE_NOPs into the IL.
1965 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1966 Explicitly strip handled components and indirect references.
1968 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1969 folding address expressions.
1970 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1971 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1972 operand_equal_p to compare decls.
1973 (ptr_deref_may_alias_decl_p): Likewise.
1974 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1975 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1976 Handle reversed comparison ops.
1977 * tree-sra.c (asm_visit_addr): Use get_base_address.
1978 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1979 * ipa-reference.c (mark_address): Use get_base_address.
1981 2010-04-07 Richard Guenther <rguenther@suse.de>
1983 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1984 Propagate constants everywhere.
1986 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1989 * tree.c (MAX_INT_CACHED_PREC): Define.
1990 (nonstandard_integer_type_cache): New array.
1991 (build_nonstandard_integer_type): Cache results for precision
1992 <= MAX_INT_CACHED_PREC.
1994 2010-04-07 Richard Guenther <rguenther@suse.de>
1996 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1997 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1998 * common.opt: Likewise.
1999 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2000 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2001 (nonoverlapping_memrefs_p): Likewise.
2002 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2003 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2004 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2005 OPT_fargument_noalias_global for backward compatibility.
2007 2010-04-07 Richard Guenther <rguenther@suse.de>
2009 PR tree-optimization/43270
2010 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2011 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2012 * tree-ssa-pre.c (phi_translate_1): Adjust.
2013 (fully_constant_expression): Split out vn_reference handling to ...
2014 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2015 Fold reads from constant strings.
2016 (vn_reference_lookup): Handle fully constant references.
2017 (vn_reference_lookup_pieces): Likewise.
2018 * Makefile.in (expmed.o-warn): Add -Wno-error.
2020 2010-04-07 Martin Jambor <mjambor@suse.cz>
2022 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2024 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2027 * gcc.c: Add -static-libstdc++ to list of recognized options.
2029 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2031 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2033 2010-04-07 Richard Guenther <rguenther@suse.de>
2036 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2037 bases build simple mem attributes to retain points-to information.
2039 2010-04-07 Richard Guenther <rguenther@suse.de>
2042 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2043 preserve points-to related information.
2045 2010-04-07 Richard Guenther <rguenther@suse.de>
2048 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2049 discard plain indirect references.
2050 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2051 * tree.c (tree_nop_conversion): Likewise.
2053 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2056 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2058 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2060 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2061 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2063 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2065 * tree-if-conv.c: Fix indentation and comments.
2067 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2069 * tree-if-conv.c: Sort static functions in topological order.
2071 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2073 * tree-if-conv.c: Fix indentation and comments.
2075 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2078 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2079 lang_hooks.types.type_for_size instead of
2080 build_nonstandard_integer_type.
2081 When converting an unsigned type to signed, double its precision.
2082 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2083 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2084 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2087 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2090 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2091 POINTER_PLUS_EXPR for pointer types.
2093 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2096 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2097 * graphite-clast-to-gimple.c: Include langhooks.h.
2098 (max_signed_precision_type): New.
2099 (max_precision_type): Takes two types as arguments.
2100 (precision_for_value): New.
2101 (precision_for_interval): New.
2102 (gcc_type_for_interval): New.
2103 (gcc_type_for_value): New.
2104 (gcc_type_for_clast_term): New.
2105 (gcc_type_for_clast_red): New.
2106 (gcc_type_for_clast_bin): New.
2107 (gcc_type_for_clast_expr): Split up into several functions.
2108 (gcc_type_for_clast_eq): Rewritten.
2109 (compute_bounds_for_level): New.
2110 (compute_type_for_level_1): New.
2111 (compute_type_for_level): New.
2112 (gcc_type_for_cloog_iv): Removed.
2113 (gcc_type_for_iv_of_clast_loop): Rewritten.
2114 (graphite_create_new_loop): Compute the lower and upper bound types
2115 with gcc_type_for_clast_expr.
2116 (graphite_create_new_loop_guard): Same.
2117 (find_cloog_iv_in_expr): Removed.
2118 (compute_cloog_iv_types_1): Removed.
2119 (compute_cloog_iv_types): Removed.
2120 (gloog): Do not call compute_cloog_iv_types.
2121 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2123 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2124 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2125 (GBB_CLOOG_IV_TYPES): Removed.
2127 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2129 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2130 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2131 (detect_commutative_reduction): Same.
2133 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2135 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2136 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2138 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2139 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2140 (rewrite_commutative_reductions_out_of_ssa): Same.
2141 * passes.c (execute_function_todo): Call verify_ssa for every pass
2142 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2143 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2144 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2145 with an extra argument.
2146 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2147 verify_ssa only when the extra argument is true.
2148 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2149 with an extra argument.
2150 (tree_transform_and_unroll_loop): Same.
2152 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2154 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2155 for all the passes of the LNO having LOOP_CLOSED_SSA.
2156 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2157 * tree-loop-distribution.c (pass_loop_distribution): Same.
2158 * tree-pass.h (TODO_verify_loops): Removed.
2159 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2161 (pass_tree_unswitch): Same.
2162 (pass_predcom): Same.
2163 (pass_vectorize): Same.
2164 (pass_linear_transform): Same.
2165 (pass_graphite_transforms): Same.
2166 (pass_iv_canon): Same.
2167 (pass_complete_unroll): Same.
2168 (pass_complete_unrolli): Same.
2169 (pass_parallelize_loops): Same.
2170 (pass_loop_prefetch): Same.
2171 (pass_iv_optimize): Same.
2173 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2176 * passes.c (init_optimization_passes): Move pass_lim before
2177 pass_copy_prop and pass_dce_loop.
2179 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2182 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2183 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2184 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2185 MULTI_* defines for 4 argument vpermil2p* builtins.
2187 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2189 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2190 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2191 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2192 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2193 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2194 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2195 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2196 Use x86_maybe_negate_const_int to output insn mnemonic.
2197 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2198 check from instruction predicate. Update comments.
2199 * config/i386/sync.md (sync_add<mode>): Use
2200 x86_maybe_negate_const_int to output insn mnemonic.
2202 2010-04-06 Jan Hubicka <jh@suse.cz>
2204 PR tree-optimization/42906
2205 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2206 IGNORE_SELF argument. Set visited_control_parents for fully
2208 (find_obviously_necessary_stmts): Update call of
2209 mark_control_dependent_edges_necessary.
2210 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2212 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2214 * config/i386/i386.md: Remove comment about 'e' and 'E'
2217 2010-04-06 Richard Guenther <rguenther@suse.de>
2219 PR tree-optimization/43627
2220 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2221 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2224 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2226 * BASE-VER: Change to 4.6.0.
2229 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2232 2010-04-06 Richard Guenther <rguenther@suse.de>
2235 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2237 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2239 * doc/invoke.texi (Optimize Options): Document that LTO
2240 won't remove object access purely due to incompatible
2243 2010-04-04 Matthias Klose <doko@ubuntu.com>
2245 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2246 Initialize variable.
2248 2010-04-03 Richard Guenther <rguenther@suse.de>
2251 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2252 require a non-NULL MEM_OFFSET.
2254 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2256 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2257 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2258 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2259 config/alpha/predicates.md, config/arm/arm.md,
2260 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2261 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2262 config/darwin9.h, config/darwin.c, config/darwin.h,
2263 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2264 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2265 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2266 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2267 config/mips/mips.md, config/mn10300/mn10300.c,
2268 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2269 config/rs6000/aix.h, config/rs6000/dfp.md,
2270 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2271 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2272 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2273 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2274 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2275 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2276 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2277 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2278 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2279 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2280 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2281 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2282 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2283 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2284 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2285 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2286 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2287 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2288 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2289 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2290 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2291 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2292 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2293 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2294 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2295 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2296 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2297 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2298 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2299 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2300 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2301 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2302 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2303 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2304 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2305 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2307 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2310 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2311 * aclocal.m4: Regenerate.
2313 2010-04-02 Richard Guenther <rguenther@suse.de>
2315 PR tree-optimization/43629
2316 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2317 if we have seen a constant value.
2319 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2321 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2323 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2326 * arm.c (legitimize_tls_address): Adjust call to
2327 gen_tls_load_dot_plus_four.
2328 (arm_note_pic_base): New function.
2329 (arm_cannot_copy_insn_p): Use it.
2330 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2333 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2338 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2340 * Makefile.in ($(out_object_file)): Depend on
2341 gt-$(basename $(notdir $(out_file))).h.
2343 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2345 * config.gcc (lm32-*-rtems*): Add t-lm32.
2347 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2349 * config.gcc: Add lm32-*-rtems*.
2350 * config/lm32/rtems.h: New file.
2352 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2355 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2357 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2359 * dwarf2out.c (output_compilation_unit_header): For
2360 -gdwarf-4 use version 4 instead of version 3.
2361 (output_line_info): For version 4 and above emit additional
2362 maximum ops per insn header field.
2363 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2365 * dwarf2out.c (is_c_family, is_java): Remove.
2366 (lower_bound_default): New function.
2367 (add_bound_info, gen_descr_array_type_die): Use it.
2369 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2372 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2373 re-declaration when it happens in a function.
2375 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2377 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2378 (cgraph_remove_function_insertion_hook): Same.
2379 (cgraph_call_function_insertion_hooks): Same.
2381 2010-04-01 Richard Guenther <rguenther@suse.de>
2384 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2385 and TREE_THIS_VOLATILE.
2386 (copy_ref_info): Likewise.
2387 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2388 * tree.c (build6_stat): Ignore side-effects of all but arg5
2389 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2392 2010-04-01 Richard Guenther <rguenther@suse.de>
2394 PR tree-optimization/43607
2395 * ipa-type-escape.c (check_call): Do not access non-existing
2398 2010-04-01 Richard Guenther <rguenther@suse.de>
2402 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2403 Jack Howarth <howarth@bromo.med.uc.edu>
2405 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2408 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2410 * doc/install.texi (Prerequisites): Document libelf usability on
2411 IRIX 5/6 and Solaris 2.
2412 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2413 Update GNU as, GNU ld requirements.
2414 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2415 Document Sun Studio compiler download.
2416 Update and simplify as, ld recommendations.
2417 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2419 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2421 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2422 with_tune_32 to pentium4.
2424 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2426 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2428 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2430 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2431 obsoletion, removal.
2433 Document GNU as requirement.
2434 Update configure requirements.
2435 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2436 Recomment IRIX 6.5.18+.
2437 Document IDF/IDL requirement.
2438 Document GNU as requirement.
2439 Document GNU ld bootstrap failure.
2440 Remove freeware.sgi.com reference.
2442 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2444 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2445 UNIX V4.0, V5.0 obsoletion, removal.
2446 Remove --with-gc=simple reference.
2447 Update VM requirements during bootstrap.
2448 Remove -oldas bootstrap description.
2449 Update binutils reference.
2450 Remove comparison failure note.
2452 2010-03-31 Richard Guenther <rguenther@suse.de>
2453 Zdenek Dvorak <ook@ucw.cz>
2454 Sebastian Pop <sebastian.pop@amd.com>
2457 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2458 with multiple arguments.
2459 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2461 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2463 * graphite-dependences.c (print_pddr): Call print_pdr with an
2465 * graphite-poly.c (debug_pdr): Add an extra argument for the
2468 (print_pbb_domain): Same.
2470 (print_scop_context): Same.
2472 (print_cloog): Same.
2473 (debug_pbb_domain): Same.
2477 (debug_scop_context): Same.
2479 (debug_cloog): Same.
2480 (print_scop_params): Same.
2481 (debug_scop_params): Same.
2482 (print_iteration_domain): Same.
2483 (print_iteration_domains): Same.
2484 (debug_iteration_domain): Same.
2485 (debug_iteration_domains): Same.
2486 (print_scattering_function): Same.
2487 (print_scattering_functions): Same.
2488 (debug_scattering_function): Same.
2489 (debug_scattering_functions): Same.
2490 * graphite-poly.h (debug_pdr): Update declaration.
2492 (print_pbb_domain): Same.
2494 (print_scop_context): Same.
2496 (print_cloog): Same.
2497 (debug_pbb_domain): Same.
2501 (debug_scop_context): Same.
2503 (debug_cloog): Same.
2504 (print_scop_params): Same.
2505 (debug_scop_params): Same.
2506 (print_iteration_domain): Same.
2507 (print_iteration_domains): Same.
2508 (debug_iteration_domain): Same.
2509 (debug_iteration_domains): Same.
2510 (print_scattering_function): Same.
2511 (print_scattering_functions): Same.
2512 (debug_scattering_function): Same.
2513 (debug_scattering_functions): Same.
2515 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2517 * graphite-poly.c (print_scattering_function_1): New.
2518 (print_scattering_function): Call it.
2519 (print_scop_params): Remove spaces at the end of lines.
2522 * graphite-poly.h (print_cloog): Declared.
2523 (debug_cloog): Declared.
2525 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2527 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2529 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2530 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2531 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2532 to switch between adding the IV bump in loop->latch or in loop->header.
2534 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2536 * graphite-poly.c (print_scattering_function): Pretty print following
2539 (print_pbb_domain): Same.
2540 (dump_gbb_cases): Same.
2541 (dump_gbb_conditions): Same.
2544 (print_scop_params): Same.
2545 (print_scop_context): Same.
2547 (print_pbb_body): New.
2548 (lst_indent_to): New.
2549 (print_lst): Start new lines with a #.
2550 * graphite-poly.h (pbb_bb): New.
2551 (pbb_index): Use pbb_bb.
2552 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2554 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2556 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2558 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2559 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2560 and 0 instead of 1 for dw_val_class_flag.
2561 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2562 dw_val_class_range_list, dw_val_class_loc_list,
2563 dw_val_class_lineptr and dw_val_class_macptr, use
2564 DW_FORM_flag_present for dw_val_class_flag and
2565 DW_FORM_exprloc for dw_val_class_loc.
2566 (output_die): For -gdwarf-4 print dw_val_class_loc
2567 size as uleb128 instead of 1 or 2 bytes and don't print
2568 anything for dw_val_class_flag.
2570 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2571 instead of cselib_lookup following by tweaking locs->setting_insn.
2574 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2575 even before returning from label, setjmp call or volatile asm
2578 2010-03-31 Richard Guenther <rguenther@suse.de>
2581 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2582 temporary data on stack.
2584 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2586 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2587 (PUSHSECTION_ASM_OP): Remove.
2588 (POPSECTION_ASM_OP): Remove.
2589 (PUSHSECTION_FORMAT): Remove.
2590 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2591 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2592 * config/sol2.c (solaris_output_init_fini): Use it.
2594 2010-03-31 Jie Zhang <jie@codesourcery.com>
2597 * opt-functions.awk (var_type_struct): Use signed char type
2598 for simple variables.
2600 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2602 * config/sol2.c: Include output.h.
2603 (solaris_assemble_visibility): New function.
2604 * config/t-sol2 (sol2.o): Add output.h dependency.
2605 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2606 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2609 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2612 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2613 V2SImode or XFmode on PRE_DEC.
2616 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2619 2010-03-31 Jie Zhang <jie@codesourcery.com>
2622 * reload.h (caller_save_initialized_p): Declare.
2623 * toplev.c (backend_init_target): Don't call
2624 init_caller_save but set caller_save_initialized_p to false.
2625 * caller-save.c (caller_save_initialized_p): Define.
2626 (init_caller_save): Check caller_save_initialized_p.
2627 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2629 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2632 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2633 and soft-fp/t-softfp to tmake_file.
2634 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2635 (LIBGCC2_TF_CEXT): Define.
2638 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2641 * cselib.c (n_useless_values): Document handling of debug locs.
2642 (n_useless_debug_values, n_debug_values): New variables.
2643 (new_elt_loc_list): Don't add to debug values, keep count.
2644 (promote_debug_loc): New.
2645 (cselib_reset_table): Zero new variables.
2646 (entry_and_rtx_equal_p): Promote debug locs.
2647 (discard_useless_locs): Increment n_useless_debug_values for
2649 (remove_useless_values): Adjust n_useless_values and n_debug_values
2650 with n_useless_debug_values.
2651 (add_mem_for_addr): Promote debug locs.
2652 (cselib_lookup_mem): Likewise.
2653 (cselib_lookup_addr): Renamed to...
2654 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2655 (cselib_log_lookup): ... this. Turn into...
2656 (cselib_lookup_addr): ... new wrapper.
2657 (cselib_lookup_from_insn): New.
2658 (cselib_invalidate_regno): Increment n_useless_debug_values for
2660 (cselib_invalidate_mem): Likewise.
2661 (cselib_process_insn): Take n_deleted and n_debug_values into
2662 account to guard remove_useless_value call.
2663 (cselib_finish): Zero n_useless_debug_values.
2664 * cselib.h (cselib_lookup_from_insn): Declare.
2665 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2666 (sched_analyze_2): Likewise.
2668 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2670 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2672 (adjust_mems): Replace narrowing SUBREG of expression containing
2673 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2674 with operations in the narrower mode.
2677 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2678 regs_invalidated_by_call instead all call_used_reg_set registers.
2680 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2683 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2684 pointer comparisons with types_compatible_p.
2685 * tree-vect-stmts.c (vectorizable_call): Same.
2686 (vectorizable_condition): Same.
2688 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2690 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2691 stack check if the mask would be zero.
2693 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2694 Jack Howarth <howarth@bromo.med.uc.edu>
2696 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2699 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2702 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2704 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2705 Include ___unordxf2 and ___unordtf2.
2706 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2709 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2711 * config/lm32/t-lm32: New file.
2712 * config.gcc: Use the above file when targetting lm32.
2714 2010-03-28 Duncan Sands <baldrick@free.fr>
2716 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2718 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2721 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2722 Improve vectorization cost model diagnostic.
2724 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2727 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2728 compute_data_dependences_for_loop returns false, early exit
2729 and output an extra diagnostic for the failed data reference
2732 2010-03-29 Richard Guenther <rguenther@suse.de>
2734 PR tree-optimization/43560
2735 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2736 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2738 2010-03-29 Jie Zhang <jie@codesourcery.com>
2741 * toplev.c (process_options): Set optimization_default_node
2742 and optimization_current_node.
2743 * opts.c (decode_options): Don't set optimization_default_node
2744 and optimization_current_node.
2746 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2748 * config/rtems.h: Abandon -qrtems_debug.
2750 2010-03-28 Jan Hubicka <jh@suse.cz>
2752 PR tree-optimization/43505
2753 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2754 map should not be copied.
2756 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2759 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2760 cdtors, set DECL_PRESERVE_P.
2761 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2764 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2766 PR tree-optimization/43528
2767 * stor-layout.c (place_field): Check that constant fits into
2768 unsigned HWI when skipping calculation of MS bitfield layout.
2770 2010-03-27 Jan Hubicka <jh@suse.cz>
2773 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2774 notice_global_symbol work.
2776 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2778 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2779 instead of dwarf2out_decl.
2780 (struct var_loc_node): Remove section_label field.
2781 (dwarf2out_function_decl): New function.
2782 (dwarf2out_var_location): Don't set section_label field.
2783 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2785 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2787 PR tree-optimization/43544
2788 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2789 First argument for builtin vectorized function hook is now a
2790 tree to be able to distinguish between machine specific and
2792 * targhooks.c (default_builtin_vectorized_function): Ditto.
2793 * targhooks.h (default_builtin_vectorized_function): Ditto.
2794 * target.h (struct gcc_target): Ditto.
2795 * tree-vect-stmts.c (vectorizable_function): Ditto.
2796 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2797 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2800 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2803 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2804 nested binding iff it is a FUNCTION_DECL.
2805 (store_parm_decls_newstyle): Pass nested=true to bind for
2806 FUNCTION_DECLs amongst parameters.
2808 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2810 * var-tracking.c (vt_expand_loc_callback): Don't run
2811 cselib_expand_value_rtx_cb in dummy mode if
2812 cselib_dummy_expand_value_rtx_cb returned false.
2814 * var-tracking.c (emit_note_insn_var_location): For one part
2815 notes with offset 0, don't add EXPR_LIST around the location.
2816 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2817 add_location_or_const_value_attribute): Adjust for that change.
2820 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2821 into first operand and location into second.
2822 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2823 dw_cfi_oprnd_loc for DW_CFA_expression.
2824 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2825 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2826 assume first argument is regnum and second argument is location.
2828 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2831 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2832 of scratch register to DImode. Split to DImode comparison operator.
2833 Use SImode subreg of scratch register in the multiplication.
2834 (*cmp_sadd_sidi): Ditto.
2835 (*cmp_ssub_si): Ditto.
2836 (*cmp_ssub_sidi): Ditto.
2838 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2841 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2842 Remove invalid assert and wrong comment.
2844 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2847 * flags.h (final_insns_dump_p): New extern.
2848 * final.c (final_insns_dump_p): New variable.
2849 (rest_of_clean_state): Set it before -fdump-final-insns=
2850 dumping, clear afterwards.
2851 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2852 MEM_ALIAS_SET on MEMs.
2854 2010-03-26 David S. Miller <davem@davemloft.net>
2856 * configure.ac: Fix sparc GOTDATA_OP bug check.
2857 * configure: Rebuild.
2859 2010-03-26 Alan Modra <amodra@gmail.com>
2861 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2863 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2865 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2866 TLS_SECTION_ASM_FLAG.
2868 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2871 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2872 Clear first_function_block_is_cold.
2875 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2876 argument if the argument is truth_value_p.
2878 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2880 * config/rs6000/constraints.md: Update copyright year for my changes.
2883 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2884 used in reg+reg addressing, swap registers.
2886 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2889 * target.h (struct gcc_target): Add code_end hook.
2890 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2892 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2893 * toplev.c (compile_file): Call targetm.asm_out.code_end
2894 hook before unwind info/debug info output.
2895 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2896 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2897 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2898 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2899 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2900 * config/i386/i386.c (ix86_file_end): Renamed to...
2901 (ix86_code_end): ... this. Make static. Don't call
2902 file_end_indicate_exec_stack. Emit unwind info using
2903 final_start_function/final_end_function.
2904 (darwin_x86_file_end): Remove.
2905 (TARGET_ASM_CODE_END): Define.
2906 * config/i386/i386.h (TARGET_ASM_FILE_END,
2907 NEED_INDICATE_EXEC_STACK): Don't define.
2908 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2909 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2910 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2911 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2914 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2915 at the beginning and final_end_function at the end.
2916 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2918 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2920 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2921 and Sun as TLS syntax.
2922 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2923 * configure: Regenerate.
2924 * config.in: Regenerate.
2925 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2926 (default_elf_asm_named_section): Use it.
2927 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2928 (i386_output_dwarf_dtprel): Likewise.
2929 (output_addr_const_extra): Likewise.
2930 (output_pic_addr_const): Lowercase @GOTTPOFF.
2931 (output_addr_const_extra): Likewise.
2932 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2933 (output_addr_const_extra): Likewise.
2934 (output_pic_addr_const): Lowercase @INDNTPOFF.
2935 (output_addr_const_extra): Likewise.
2936 (output_pic_addr_const): Lowercase @NTPOFF.
2937 (output_addr_const_extra): Likewise.
2938 (output_pic_addr_const): Lowercase @TPOFF.
2939 (output_addr_const_extra): Likewise.
2940 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2941 (*tls_global_dynamic_64): Likewise.
2942 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2943 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2945 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2946 (ASM_OUTPUT_TLS_COMMON): Use it.
2947 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2950 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2951 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2952 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2953 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2954 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2955 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2957 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2959 * config/i386/i386.c (override_options): Don't accept
2960 -mtls-dialect=sun any longer.
2961 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2962 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2963 (*tls_local_dynamic_base_32_sun): Likewise.
2964 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2966 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2969 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2970 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2973 * ira.c (adjust_cleared_regs): New function.
2974 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2978 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2980 * expr.c (expand_expr_real): Restore previous
2981 curr_insn_source_location and curr_insn_block after
2982 expand_expr_real_1 call.
2983 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2984 instead of expand_expr_real_1.
2986 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2988 PR rtl-optimization/43413
2989 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2992 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2995 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2996 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2998 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3000 * config/i386/i386.c (ix86_target_string): Add -mfma.
3001 Fix a typo in comment.
3003 2010-03-22 Mike Stump <mikestump@comcast.net>
3006 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3007 Don't overly align based upon packed packed fields.
3009 2010-03-22 Jason Merrill <jason@redhat.com>
3011 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3012 Use () rather than [], and move before the element type.
3014 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3016 * doc/configfiles.texi (Configuration Files): Removed
3017 fixinc/Makefile*, intl/Makefile.*.
3018 * doc/makefile.texi: Fixed markup. Abstract from version
3019 control system used.
3020 (Makefile): Removed obsolete gcc/java/parse.y example.
3021 * doc/sourcebuild.texi: Likewise.
3022 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3023 libgomp, libssp. Removed fastjar.
3024 (Miscellaneous Docs): Clarify location.
3025 Added COPYING3, COPYING3.LIB.
3026 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3028 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3031 * config/i386/i386.c (x86_function_profiler)
3032 [!NO_PROFILE_COUNTERS]: Fix typo.
3033 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3036 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3037 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3039 * doc/sourcebuild.texi (Test Directives): Split into six
3040 subsections, with most of the current text in new subsections
3041 Directives, Selectors, and Final Actions.
3042 (Directives): Split list of test directives into multiple
3044 (Selectors): Describe use and syntax of selectors.
3045 (Effective-Target Keywords): Describe all existing keywords.
3046 (Add Options): Describe features for dg-add-options.
3047 (Require Support): Describe variants of dg-require-support.
3048 (Final Actions): Describe commands to use in dg-final.
3050 2010-03-22 Michael Matz <matz@suse.de>
3053 * recog.c (validate_replace_rtx_group): Replace also in
3054 REG_EQUAL and REG_EQUIV notes.
3056 2010-03-22 Richard Guenther <rguenther@suse.de>
3058 PR tree-optimization/43390
3059 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3060 sure vector extracts are type correct.
3062 2010-03-22 Richard Guenther <rguenther@suse.de>
3065 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3066 x * sqrt (x) even when optimizing for size if the target
3067 has native support for sqrt.
3069 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3071 * varasm.c (make_decl_rtl_for_debug): Also clear
3072 flag_mudflap for the duration of make_decl_rtl call.
3075 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3076 locs from preserved VALUEs.
3078 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3081 * pa.md (movmemsi): Set align to one if zero.
3082 (movmemdi): Likewise.
3084 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3087 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3088 with their corresponding prologue pushes.
3090 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3093 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3094 at the begining or end.
3095 (spu_expand_epilogue): Likewise.
3097 2010-03-20 Richard Guenther <rguenther@suse.de>
3099 PR rtl-optimization/43438
3100 * combine.c (make_extraction): Properly zero-/sign-extend an
3101 extraction of the low part of a CONST_INT. Also handle
3104 2010-03-19 Mike Stump <mikestump@comcast.net>
3106 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3107 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3108 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3110 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3113 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3116 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3118 PR rtl-optimization/42258
3119 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3120 use that may match DEF.
3123 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3124 the cost of loading the constant rather than assuming
3126 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3127 outer code is AND, do the same tests as the andsi3 expander and
3128 return COSTS_N_INSNS (1) if and is cheap.
3130 * optabs.c (avoid_expensive_constant): Fix formatting.
3132 2010-03-19 Michael Matz <matz@suse.de>
3135 * attribs.c (decl_attributes): When rebuilding a function pointer
3136 type use the same qualifiers as the original pointer type.
3138 2010-03-19 Martin Jambor <mjambor@suse.cz>
3140 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3141 and is_gimple_ip_invariant_address.
3143 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3146 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3148 * config/arm/arm.c (arm_override_options): Turn off
3149 flag_dwarf2_cfi_asm for AAPCS variants.
3151 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3154 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3155 Use PRE_MODIFY instead of PRE_DEC.
3156 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3157 (vfp_emit_fstmd): Likewise.
3159 2010-03-19 Michael Matz <matz@suse.de>
3162 * builtins.c (expand_builtin_interclass_mathfn,
3163 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3166 2010-03-19 Richard Guenther <rguenther@suse.de>
3168 PR tree-optimization/43415
3169 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3170 (phi_translate_1): ... this.
3171 (phi_translate): Move all caching here. Cache all NARY
3172 and REFERENCE translations.
3174 2010-03-19 David S. Miller <davem@davemloft.net>
3176 With help from Eric Botcazou.
3177 * config/sparc/sparc.c: Include dwarf2out.h.
3178 (emit_pic_helper): Delete.
3179 (pic_helper_symbol_name): Delete.
3180 (pic_helper_emitted_p): Delete.
3181 (pic_helper_needed): New.
3182 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3183 (get_pc_thunk_name): New.
3184 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3185 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3186 Set pic_helper_needed to true. Don't call emit_pic_helper.
3187 (sparc_expand_prologue): Update load_pic_register call.
3188 (sparc_output_mi_thunk): Likewise.
3189 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3190 thunk if possible. Output CFI information as needed.
3192 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3193 Jack Howarth <howarth@bromo.med.uc.edu>
3196 * config/i386/i386.h: Fix ABI on darwin x86-32.
3198 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3200 * tree.h: Declare make_decl_rtl_for_debug.
3201 * varasm.c (make_decl_rtl_for_debug): New.
3202 * dwarf2out.c (rtl_for_decl_location): Call it.
3203 * cfgexpand.c (expand_debug_expr): Call it.
3205 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3208 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3212 * var-tracking.c (vt_init_cfa_base): Do nothing if
3213 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3215 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3218 * var-tracking.c (canonicalize_vars_star): New.
3219 (dataflow_post_merge_adjust): Use it.
3221 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3224 * var-tracking.c (non_suitable_const): New function.
3225 (add_uses): For DEBUG_INSNs with constants, don't record any
3226 value, instead just the constant value itself.
3227 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3228 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3229 (emit_notes_in_bb): Likewise.
3230 (emit_note_insn_var_location): For onepart variables if
3231 cur_loc is a VOIDmode constant, use DECL_MODE.
3233 2010-03-18 Martin Jambor <mjambor@suse.cz>
3236 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3237 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3238 all non-clones. Moved call redirection...
3239 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3240 (cgraph_materialize_all_clones): Dispose of all
3241 combined_args_to_skip bitmaps.
3242 (verify_cgraph_node): Do not check for edges pointing to wrong
3243 nodes in inline clones.
3244 * tree-inline.c (copy_bb): Call
3245 cgraph_redirect_edge_call_stmt_to_callee.
3246 * ipa.c (cgraph_remove_unreachable_nodes): Call
3247 cgraph_node_remove_callees even when there are used clones.
3249 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3251 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3253 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3256 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3259 2010-03-18 Michael Matz <matz@suse.de>
3262 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3263 into sqrt(x) if we need to preserve signed zeros.
3265 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3266 Eric Botcazou <ebotcazou@adacore.com>
3268 PR rtl-optimization/43360
3269 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3270 note if we don't know its invariant status.
3272 2010-03-18 Michael Matz <matz@suse.de>
3274 PR tree-optimization/43402
3275 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3276 PHI chains of ssa names registered for update.
3278 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3281 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3282 non-offsettable and pre_modify update addressing.
3283 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3284 and "2" alternatives "#".
3285 (*movdd_softfloat32): Make all alternatives "#";
3286 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3287 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3288 (*movdf_softfloat32): Make all alternatives "#";
3289 (movdi): Use the new DIFD mode iterator to create a common splitter
3290 for movdi, movdf and movdd patterns.
3292 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3294 * common.opt (dumpdir): Remove redundant tab.
3296 2010-03-17 Martin Jambor <mjambor@suse.cz>
3298 PR tree-optimization/43347
3299 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3300 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3302 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3304 PR rtl-optimization/42216
3305 * regrename.c (create_new_chain): New function, broken out from...
3306 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3307 appending a use to an empty chain.
3308 (build_def_use): Remove previous changes that convert OP_INOUT to
3309 OP_OUT operands; instead detect the case where an OP_INOUT operand
3310 uses a previously untracked register and create an empty chain for it.
3312 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3314 * doc/extend.texi (Function Attributes): Rewrite unfinished
3315 sentence in ms_abi documentation.
3317 2010-03-17 Alan Modra <amodra@gmail.com>
3319 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3320 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3321 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3322 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3324 2010-03-16 Richard Henderson <rth@redhat.com>
3327 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3328 (lower_try_finally): Save and restore eh_seq around the expansion
3331 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3333 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3334 statements before splitting block.
3336 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3338 * doc/sourcebuild.texi (Testsuites): Fix markup.
3339 Use pathnames relative to gcc/testsuite.
3340 (Test Directives): Move description of how timeout is determined.
3341 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3342 (C Tests): Correct gcc.misc-tests directory.
3343 Framework tests now live in gcc.test-framework.
3345 2010-03-16 Richard Guenther <rguenther@suse.de>
3348 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3349 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3351 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3352 Alexandre Oliva <aoliva@redhat.com>
3354 PR tree-optimization/42917
3355 * lambda-code.c (remove_iv): Skip debug statements.
3356 (lambda_loopnest_to_gcc_loopnest): Likewise.
3357 (not_interesting_stmt): Debug statements are not interesting.
3359 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3363 * cselib.c (cselib_preserve_constants,
3364 cfa_base_preserved_val): New static variables.
3365 (preserve_only_constants): New function.
3366 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3367 clear its REG_VALUES. If cselib_preserve_constants, don't
3368 empty the whole hash table, but preserve there VALUEs with constants,
3369 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3370 (cselib_preserve_cfa_base_value): New function.
3371 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3372 (cselib_init): Change argument to int bitfield. Set
3373 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3375 (cselib_finish): Clear cselib_preserve_constants and
3376 cfa_base_preserved_val.
3377 * cselib.h (enum cselib_record_what): New enum.
3378 (cselib_init): Change argument to int.
3379 (cselib_preserve_cfa_base_value): New prototype.
3380 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3381 * dse.c (dse_step1): Likewise.
3382 * cfgcleanup.c (thread_jump): Likewise.
3383 * sched-deps.c (sched_analyze): Likewise.
3384 * gcse.c (local_cprop_pass): Likewise.
3385 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3386 If FN is non-NULL, call the callback always and whenever it returns
3387 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3388 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3389 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3390 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3391 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3392 * var-tracking.c: Include recog.h.
3393 (bb_stack_adjust_offset): Remove.
3394 (vt_stack_adjustments): Don't call it, instead just gather the
3395 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3396 (adjust_stack_reference): Remove.
3397 (compute_cfa_pointer): New function.
3398 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3399 (struct adjust_mem_data): New type.
3400 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3402 (get_address_mode): New function.
3403 (replace_expr_with_values): Use it.
3404 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3405 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3406 (adjust_sets): Remove.
3407 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3408 Use get_address_mode.
3409 (get_adjusted_src): Remove.
3410 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3411 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3412 (add_with_sets): Don't call adjust_sets.
3413 (fp_setter, vt_init_cfa_base): New functions.
3414 (vt_initialize): Change return type to bool. Move most of pool etc.
3415 initialization to the beginning of the function from end. Pass
3416 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3417 If !frame_pointer_needed, call vt_stack_adjustment before mos
3418 vector is filled, call vt_init_cfa_base if argp/framep has been
3419 eliminated to sp. If frame_pointer_needed and argp/framep has
3420 been eliminated to hard frame pointer, set
3421 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3422 encountering fp setter in the prologue. For MO_ADJUST, call
3423 log_op_type before pusing the op into mos vector, not afterwards.
3424 Call adjust_insn before cselib_process_insn/add_with_sets,
3425 call cancel_changes (0) afterwards.
3426 (variable_tracking_main_1): Adjust for vt_initialize calling
3427 vt_stack_adjustments and returning whether it succeeded or not.
3429 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3431 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3434 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3436 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3438 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3439 drap_reg has not been set.
3441 2010-03-15 Michael Matz <matz@suse.de>
3444 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3445 use it to expand block copies.
3446 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3447 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3448 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3450 2010-03-15 Richard Guenther <rguenther@suse.de>
3452 PR tree-optimization/43367
3453 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3456 2010-03-15 Richard Guenther <rguenther@suse.de>
3458 PR tree-optimization/43317
3459 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3461 2010-03-15 Martin Jambor <mjambor@suse.cz>
3463 PR tree-optimization/43141
3464 * tree-sra.c (create_abstract_origin): New function.
3465 (modify_function): Call create_abstract_origin.
3467 2010-03-15 Chris Demetriou <cgd@google.com>
3469 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3472 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3475 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3476 call insert_out_of_ssa_copy for default definitions.
3478 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3480 * graphite-clast-to-gimple.c (my_long_long): Defined.
3481 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3482 * graphite-sese-to-poly.c (my_long_long): Defined.
3483 (scop_ivs_can_be_represented): Use it.
3485 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3487 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3488 graphite-max-bbs-per-function, and loop-block-tile-size.
3489 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3491 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3493 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3495 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3496 forward declaration.
3497 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3498 (add_upper_bounds_from_estimated_nit): New.
3499 (build_loop_iteration_domains): Use it.
3501 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3503 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3505 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3508 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3509 should be an INTEGER_CST. Also handle CASE_CONVERT.
3511 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3513 * graphite.c (graphite_initialize): To bound the number of bbs per
3514 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3515 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3516 * doc/invoke.texi: Document it.
3518 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3520 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3521 * graphite-sese-to-poly.h (build_poly_scop): Same.
3523 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3525 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3526 the number of parameters in the scop. Use as an upper bound
3527 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3528 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3529 * doc/invoke.texi: Document it.
3531 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3533 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3534 * doc/c-tree.texi: Remove.
3535 * doc/generic.texi: Merge c-tree.texi here.
3536 * doc/gccint.texi (Trees): Remove menu entry.
3537 (c-tree.texi): Remove @include.
3538 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3539 * doc/languages.texi (Reading RTL): Ditto.
3541 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3544 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3546 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3549 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3550 code added to work around reload clobbering CONST insns.
3552 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3554 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3555 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3556 (cselib_preserve_only_values): Remove retain argument, don't
3557 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3558 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3559 * var-tracking.c (micro_operation): Move insn field before union.
3560 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3561 (struct variable_tracking_info_def): Remove n_mos field, change
3562 mos into a vector of micro_operations.
3563 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3564 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3565 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3566 changing into a vector.
3567 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3568 come before all other uops generated by add_stores.
3569 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3571 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3572 a vector. Run just one pass over the bbs instead of separate counting
3573 and computation phase.
3574 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3577 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3578 into *nonlocalized_list vector.
3579 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3580 even if origin is non-NULL.
3581 (gen_variable_die): Likewise.
3582 (process_scope_var): Don't change origin.
3583 (gen_decl_die): Likewise.
3584 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3585 before adding new edges instead of after it, fix moving over
3588 2010-03-11 David S. Miller <davem@davemloft.net>
3590 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3592 * configure: Rebuild.
3594 2010-03-11 Martin Jambor <mjambor@suse.cz>
3596 PR tree-optimization/43257
3597 * tree.c (assign_assembler_name_if_neeeded): New function.
3598 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3600 * tree.h (assign_assembler_name_if_neeeded): Declare.
3601 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3602 the function if needed.
3604 2010-03-11 Chris Demetriou <cgd@google.com>
3606 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3607 include/stdint-gcc.h, and include/stdint.h world-readable.
3609 2010-03-11 Richard Guenther <rguenther@suse.de>
3611 PR tree-optimization/43255
3612 * tree-vrp.c (process_assert_insertions_for): Do not insert
3613 asserts for trivial conditions.
3615 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3617 PR tree-optimization/43280
3618 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3619 generation. Move calculation of size out of the if branch.
3620 (find_bswap): Modify compare number generation.
3622 2010-03-11 Richard Guenther <rguenther@suse.de>
3625 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3626 (input_gimple_stmt): Fixup handled component types during
3627 operand read. Also fix up decls in ADDR_EXPRs.
3629 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3631 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3632 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3634 2010-03-10 Jan Hubicka <jh@suse.cz>
3637 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3638 * varasm.c (get_variable_section): Don't do that here...
3639 (make_decl_rtl): ... and here.
3640 (do_assemble_alias): Produce decl RTL.
3641 (assemble_alias): Likewise.
3643 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3646 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3647 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3649 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3650 (based_loc_descr): Only express drap or vdrap regno based expressions
3651 using DW_OP_fbreg when not optimizing.
3652 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3653 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3654 REG_CFA_SET_VDRAP note.
3656 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3658 PR tree-optimization/43236
3659 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3660 error in calculation of base address in reverse iteration case.
3661 (generate_builtin): Take number of latch executions if the statement
3664 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3667 * tree-eh.c: Include pointer-set.h.
3668 (lower_eh_dispatch): Filter out duplicate case labels and
3669 remove the unneeded edge when the label is unused. Return
3670 true when some edges are removed.
3671 (execute_lower_eh_dispatch): When any lowering resulted in
3672 removing an edge, also delete unreachable blocks.
3674 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3677 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3678 UNSPEC_MACHOPIC_OFFSET.
3680 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3683 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3684 (m68k_delegitimize_address): New function.
3686 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3689 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3692 * var-tracking.c (adjust_sets): New function.
3693 (count_with_sets, add_with_sets): Use it.
3694 (get_adjusted_src): New inline function.
3695 (add_stores): Use it.
3698 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3699 call cselib_dummy_expand_value_rtx_cb instead of
3700 cselib_expand_value_rtx_cb.
3703 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3704 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3705 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3706 and .cfi_endproc around the pic thunks.
3707 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3708 all queued unwind info register saves are saved before the call.
3709 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3710 considered as sp-=4 for unwind info and the pop as sp+=4 which
3711 also clobbers dest, but doesn't actually restore it.
3714 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3715 RTX_FRAME_RELATED_P.
3717 2010-03-09 Jie Zhang <jie@codesourcery.com>
3719 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3720 whitespaces in output template.
3722 2010-03-09 Jie Zhang <jie@codesourcery.com>
3724 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3727 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3729 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3730 builtins.exp in a separate job.
3732 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3734 * graphite-sese-to-poly.c (add_param_constraints): Use
3735 lower_bound_in_type and upper_bound_in_type.
3737 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3739 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3740 instead of unsigned_type_node.
3742 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3743 Reza Yazdani <reza.yazdani@amd.com>
3746 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3747 on pointer type parameters.
3749 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3753 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3754 handle conversions from pointer to integers.
3755 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3756 induction variable, to be able to work with code generated by CLooG.
3757 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3758 (build_poly_scop): Bail out if we cannot codegen a loop.
3760 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3762 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3763 code generation with gloog_error.
3765 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3767 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3768 Call fold_convert on all the returned values.
3769 (expand_scalar_variables_expr): Pass to
3770 expand_scalar_variables_ssa_name the type of the resulting expression.
3772 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3774 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3775 ppl_min_for_le_pointset.
3776 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3777 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3779 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3781 * graphite-dependences.c (map_into_dep_poly): Removed.
3782 (dependence_polyhedron_1): Use combine_context_id_scat.
3784 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3786 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3787 (struct poly_bb): Same.
3788 (combine_context_id_scat): New.
3790 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3793 * sese.c (name_defined_in_loop_p): Return false for default
3796 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3798 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3799 and clean up the logic.
3801 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3803 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3806 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3808 * var-tracking.c (remove_cselib_value_chains): Define only for
3810 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3811 delete_slot_part, emit_notes_for_differences_1): Don't call
3812 remove_cselib_value_chains here.
3813 (set_slot_part, emit_notes_for_differences_2): Don't call
3814 add_cselib_value_chains here.
3815 (preserved_values): New vector.
3816 (preserve_value): New function.
3817 (add_uses, add_stores, vt_add_function_parameters): Use it
3818 instead of cselib_preserve_value.
3819 (changed_values_stack): New vector.
3820 (check_changed_vars_0): New function.
3821 (check_changed_vars_1, check_changed_vars_2): Use it.
3822 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3823 changed_values_stack VALUEs.
3824 (vt_emit_notes): For all preserved_values call
3825 add_cselib_value_chains. If ENABLE_CHECKING call
3826 remove_cselib_value_chains before verifying value_chains is empty.
3827 Initialize and free changed_values_stack.
3828 (vt_initialize): Initialize preserved_values.
3829 (vt_finalize): Free preserved_values.
3831 2010-03-08 Richard Guenther <rguenther@suse.de>
3833 PR tree-optimization/43269
3834 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3837 2010-03-08 Martin Jambor <mjambor@suse.cz>
3839 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3840 (ipa_is_param_called): Removed.
3841 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3842 (ipa_print_node_params): Do not print the called flag.
3843 (ipa_write_node_info): Do not stream the called flag.
3844 (ipa_read_node_info): Likewise.
3846 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3849 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3850 * cselib.c (struct expand_value_data): Add dummy field.
3851 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3853 (cselib_dummy_expand_value_rtx_cb): New function.
3854 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3856 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3857 * var-tracking.c: Include pointer-set.h.
3858 (variable): Change n_var_parts to char from int. Add
3859 cur_loc_changed and in_changed_variables fields.
3860 (variable_canonicalize): Remove.
3861 (shared_var_p): New inline function.
3862 (unshare_variable): Maintain cur_loc_changed and
3863 in_changed_variables fields. If var was in changed_variables,
3864 replace it there with new_var. Just copy cur_loc instead of
3865 resetting it to something else.
3866 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3867 (dataflow_set_union): Don't call variable_canonicalize.
3868 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3869 of their DEBUG_EXPR_TREE_DECLs.
3870 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3871 and in_changed_variables and cur_loc_changed is false.
3872 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3873 and cur_loc_changed. Don't update cur_loc here.
3874 (variable_merge_over_src): Don't call variable_canonicalize.
3875 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3876 removing loc that is equal to cur_loc, clear cur_loc,
3877 set cur_loc_changed and ensure variable_was_changed is called.
3878 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3879 compare pointers in cur_loc check, if it is equal to loc,
3880 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3881 (variable_different_p): Remove compare_current_location argument,
3882 don't compare cur_loc.
3883 (dataflow_set_different_1): Adjust variable_different_p caller.
3884 (variable_was_changed): If dv had some var in changed_variables
3885 already, reset in_changed_variables flag for it and propagate
3886 cur_loc_changed over to the new variable. On empty var
3887 always set cur_loc_changed. Set in_changed_variables on whatever
3888 var is added to changed_variables.
3889 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3890 Use shared_var_p. When removing loc that is equal to cur_loc,
3891 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3892 end, don't set it to something else, just call variable_was_changed.
3893 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3894 loc being removed, clear cur_loc and set cur_loc_changed.
3895 Set cur_loc_changed if all locations have been removed.
3896 (struct expand_loc_callback_data): New type.
3897 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3898 allocated. Always create SUBREGs if simplify_subreg failed.
3899 Prefer to use cur_loc, when that fails and still in
3900 changed_variables (and seen first time) recompute it. Set
3901 cur_loc_changed of variables which had to change cur_loc and
3902 compute elcd->cur_loc_changed if any of the subexpressions used
3903 had to change cur_loc.
3904 (vt_expand_loc): Adjust to pass arguments in
3905 expand_loc_callback_data structure.
3906 (vt_expand_loc_dummy): New function.
3907 (emitted_notes): New variable.
3908 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3909 that weren't used for any other decl in current
3910 emit_notes_for_changes call call vt_expand_loc_dummy to update
3911 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3912 first loc_chain location if NULL before. Always use just
3913 cur_loc instead of first loc_chain location. When cur_loc_changed
3914 is false, when not --enable-checking=rtl just don't emit any note.
3915 When rtl checking, compute the note and assert it is the same
3916 as previous note. Clear cur_loc_changed and in_changed_variables
3917 at the end before removing from changed_variables.
3918 (check_changed_vars_3): New function.
3919 (emit_notes_for_changes): Traverse changed_vars to call
3920 check_changed_vars_3 on each changed var.
3921 (emit_notes_for_differences_1): Clear cur_loc_changed and
3922 in_changed_variables. Recompute cur_loc of new_var.
3923 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3924 (vt_emit_notes): Initialize and destroy emitted_notes.
3926 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3928 PR rtl-optimization/42220
3929 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3930 Use verify_reg_tracked to determine if we should use OP_OUT rather
3932 (build_def_use): If we see an in-out operand for a register that we
3933 know nothing about, treat is an output if possible, fail the block if
3936 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3939 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3942 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3945 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3946 uses of relevant DEFs that are dead outside the loop too.
3948 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3950 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3952 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3954 * var-tracking.c (values_to_unmark): New variable.
3955 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3956 values_to_unmark vector. Moved body to...
3957 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3958 instead queue it into values_to_unmark vector.
3959 (vt_find_locations): Free values_to_unmark vector.
3961 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3963 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3964 (site.exp): Export them when plugins are enabled.
3966 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3969 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3971 (chrec_fold_multiply): Same.
3973 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3976 * c-decl.c (build_compound_literal): Return early if init is
3979 2010-03-04 Martin Jambor <mjambor@suse.cz>
3981 PR tree-optimization/43164
3982 PR tree-optimization/43191
3983 * tree-sra.c (type_consists_of_records_p): Reject records with
3984 zero-size bit-fields at the end.
3986 2010-03-04 Mike Stump <mikestump@comcast.net>
3988 * Makefile.in (TAGS): Remove *.y.
3990 2010-03-04 Richard Guenther <rguenther@suse.de>
3992 PR tree-optimization/40761
3993 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3995 (my_rev_post_order_compute): New function.
3996 (init_pre): Call it.
3998 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4001 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4002 decrease the cost of an IV candidate when the cost is infinite.
4004 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4006 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4007 Use '3DNow!' for the extension of that name, ensure normal space
4009 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4011 2010-03-03 Jeff Law <law@redhat.com>
4013 * PR middle-end/32693
4014 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4015 than gen_rtx_SUBREG.
4016 (extract_bit_field_1): Likewise.
4018 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4020 * doc/sourcebuild.texi (Test directives): Document that arguments
4021 include-opts and exclude-opts are now optional for dg-skip-if,
4022 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4024 2010-03-03 Jason Merrill <jason@redhat.com>
4027 * cgraph.h (varpool_node): Add extra_name field.
4028 * varpool.c (varpool_extra_name_alias): New.
4029 (varpool_assemble_decl): Emit extra name aliases.
4030 (varpool_mark_needed_node): Look past an extra name alias.
4031 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4032 * lto-streamer-in.c (lto_input_tree): Read it.
4033 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4035 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4037 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4038 (sparc*-*-solaris2*): ...this.
4040 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4043 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4044 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4045 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4046 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4049 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4050 fallthrough to default handling, just with want_address 0 instead of 2.
4051 For single element lists, add_AT_loc directly, otherwise create an
4052 artificial variable DIE and stick location list to it.
4055 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4056 (VAL_EXPR_HAS_REVERSE): Define.
4057 (reverse_op): New function.
4058 (add_stores): For reversible operations add an extra MO_VAL_USE.
4060 2010-03-02 Jason Merrill <jason@redhat.com>
4062 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4064 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4066 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4067 (sparc64-*-linux*): Likewise.
4068 (sparc64-*-solaris2*): Include assembler files before linker ones.
4069 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4070 * config/sparc/gas.h: Delete.
4071 * config/sparc/sol2-64.h: Add copyright notice.
4072 * config/sparc/sol2-gas-bi.h: Likewise.
4073 * config/sparc/sol2-gld.h: Likewise.
4074 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4075 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4076 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4077 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4078 (sparc_elf_asm_named_section): Rename into...
4079 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4081 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4083 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4085 2010-03-02 Jeff Law <law@redhat.com>
4088 * reload1.c (rtx_p, substitute_stack): Declare.
4089 (substitute): Record addresses of changed rtxs.
4090 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4091 Restore the original rtx when complete.
4092 (reload): Free subsitute_stack when complete.
4094 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4096 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4097 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4099 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4100 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4101 Torture Tests): Change from subsection to section.
4103 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4104 Steven Bosscher <steven@gcc.gnu.org>
4106 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4109 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4112 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4113 the assignment from the new induction variable to the assignment
4114 of the value from the original loop PHI function.
4116 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4117 Daniel Jacobowitz <dan@codesourcery.com>
4119 * doc/sourcebuild.texi (Test directives): Clarify options to
4122 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4124 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4125 Disable cfi directives unless GCC and gas agree on using read-only
4126 .eh_frame sections for 64-bit.
4127 * configure: Regenerate.
4129 2010-03-01 Richard Guenther <rguenther@suse.de>
4131 PR tree-optimization/43220
4132 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4133 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4135 2010-03-01 Richard Guenther <rguenther@suse.de>
4136 Martin Jambor <mjambor@suse.cz>
4139 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4140 gimplified parameters.
4142 2010-03-01 Christian Bruel <christian.bruel@st.com>
4144 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4146 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4148 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4150 2010-03-01 Richard Guenther <rguenther@suse.de>
4153 * expr.c (expand_assignment): Use the alias-oracle to tell
4154 if the rhs aliases the result decl.
4156 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4159 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4160 to sol_gt_pch_get_address.
4161 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4162 64-bit, SPARC and x86.
4163 (sol_gt_pch_get_address): New function.
4165 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4167 * toplev.h (inform_n, error_n): Declare.
4168 * diagnostic.c (inform_n, error_n): New function.
4170 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4172 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4173 has no rtl yet when processing local_decls, queue it and recheck
4174 if deferred stack allocation hasn't assigned it rtl.
4176 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4178 * config/sh/sh.c (unspec_bbr_uid): New.
4179 (gen_block_redirect): Use it instead of INSN_UID.
4180 (gen_far_branch): Likewise.
4182 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4184 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4185 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4187 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4189 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4190 (Warning Options): -Wno-conversion-null is valid for
4191 Objective-C++ as well.
4192 * doc/tm.texi (Named Address Spaces): Likewise.
4193 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4194 * doc/tree-ssa.texi (Tree SSA): Likewise.
4196 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4199 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4200 by default. Don't set the default arch for
4201 i[34567]86-*-darwin*|x86_64-*-darwin*.
4203 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4206 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4207 default. Set the default 32bit/64bit archs with $with_arch
4208 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4210 2010-02-27 Richard Guenther <rguenther@suse.de>
4212 PR tree-optimization/43186
4213 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4214 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4215 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4216 unroller iterations.
4218 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4220 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4221 required and i[34567]86-*-* targets don't support 64bit ISA.
4223 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4226 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4229 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4231 * config.gcc: Set the default arch at least to Prescott for
4232 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4233 if SSE math is enabled.
4235 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4237 * diagnostic.c (diagnostic_initialize): Update.
4238 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4240 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4241 (diagnostic_inhibit_notes): New.
4242 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4244 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4247 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4248 * doc/standards.texi: Likewise.
4249 * doc/extend.texi: Likewise.
4250 * doc/trouble.texi: Likewise.
4251 * doc/cppopts.texi: Likewise.
4252 * doc/install.texi: Likewise.
4253 * c.opt (std=c90,std=gnu90): New options.
4254 * c-opts.c (c_common_handle_option): Handle them.
4256 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4259 * c-decl.c (undeclared_variable): Use an informative note.
4261 2010-02-26 Richard Guenther <rguenther@suse.de>
4263 PR tree-optimization/43186
4264 * gimple.h (gimple_fold): Remove.
4265 * gimple.c (gimple_fold): Remove. Inline into single user ...
4266 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4267 Try harder for conditions.
4269 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4272 * function.c (used_types_insert): Don't skip through named pointer
4273 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4274 and it is different from the main variant's type.
4276 2010-02-26 Nick Clifton <nickc@redhat.com>
4278 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4280 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4282 * config.gcc: Support --with-fpmath=sse for x86.
4284 * config/i386/ssemath.h: New.
4286 * doc/install.texi (--with-fpmath=sse): Documented.
4288 2010-02-26 Richard Guenther <rguenther@suse.de>
4290 PR tree-optimization/43188
4291 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4292 vector types of over-aligned element type.
4294 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4297 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4298 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4300 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4302 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4304 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4306 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4307 * var-tracking.c: Include diagnostic.h.
4308 (debug_dv): New function.
4309 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4312 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4313 (add_value_chain, add_value_chains, remove_value_chain,
4314 remove_value_chains): Handle DEBUG_EXPRs.
4315 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4318 * regcprop.c (struct queued_debug_insn_change): New type.
4319 (struct value_data_entry): Add debug_insn_changes field.
4320 (struct value_data): Add n_debug_insn_changes field.
4321 (debug_insn_changes_pool): New variable.
4322 (free_debug_insn_changes, apply_debug_insn_changes,
4323 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4324 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4325 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4327 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4329 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4330 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4331 changes, call cprop_find_used_regs via note_stores.
4332 (copyprop_hardreg_forward): When copying vd from predecessor
4333 which has any queued DEBUG_INSN changes, make sure the pointers are
4334 cleared. At the end call df_analyze and then if there are any
4335 DEBUG_INSN changes queued at the end of some basic block for still
4336 live registers, apply them.
4337 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4339 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4341 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4344 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4346 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4347 targets. Set the default with_cpu/with_arch from arch/cpu.
4348 Allow x86-64 and native for with_cpu/with_arch.
4350 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4352 * ebitmap.c: Change calls to verify_popcount with calls to
4353 sbitmap_verify_popcount.
4354 (ebitmap_clear_bit): Fixed map->cacheindex test and
4355 map>cache update when bit clearing results in an empty
4358 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4361 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4362 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4363 and support both V2DF and V2DI modes.
4364 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4365 support both V2DF and V2DI modes.
4366 (general): Delete trailing whitespace from a few patterns.
4368 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4369 V2DF/V2DI interleave high/low builtins.
4371 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4374 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4375 interleave high/low functions.
4377 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4379 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4380 #pragma extern_prefix.
4382 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4385 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4386 BLKmode, assert op0 is a MEM and just adjust its mode.
4389 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4390 if bitpos isn't multiple of mode's bitsize.
4392 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4394 * c.opt (-ftemplate-depth=): New.
4395 (-ftemplate-depth-): Deprecate.
4396 * optc-gen.awk: Handle -ftemplate-depth=.
4397 * opth-gen.awk: Likewise.
4398 * c-opts.c (c_common_handle_option): Likewise.
4399 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4401 2010-02-24 Jason Merrill <jason@redhat.com>
4403 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4405 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4407 * cfg.c (alloc_aux_for_block): Remove inline.
4408 (alloc_aux_for_edge): Likewise.
4410 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4412 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4414 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4416 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4417 * config/i386/sol2-gas.h: New file.
4418 * config.gcc (i[34567]86-*-solaris2*): Use it.
4420 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4423 * c-typeck.c (ep_convert_and_check): New.
4424 (build_conditional_expr): Use it.
4425 (build_binary_op): Likewise.
4427 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4429 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4432 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4433 bounds even for -O+.
4434 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4435 expr needs to have DECL_NAME set.
4437 2010-02-24 Nick Clifton <nickc@redhat.com>
4439 * config/mep/mep.c: Include gimple.h.
4440 (mep_function_uses_sp): Delete unused function.
4441 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4442 parameters. Use unsigned integers to count args. Return a
4443 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4445 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4448 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4449 greater or equal to nelt instead of 2 * nelt.
4450 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4453 2010-02-23 Jason Merrill <jason@redhat.com>
4456 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4457 in cfun->local_decls even if they have register types.
4460 * stor-layout.c (place_field): Don't warn about unnecessary
4461 DECL_PACKED if the type is packed.
4463 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4466 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4467 GOTOFF relocs, even when the base reg isn't pic pointer.
4469 2010-02-23 Michael Matz <matz@suse.de>
4472 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4473 (expand_gimple_basic_block): Generate and use debug temps if there
4474 are debug uses left after the last real use of TERed ssa names.
4475 Unlink debug immediate uses when they are expanded.
4477 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4480 * config/i386/i386.c (override_options): Reorganise to provide
4481 better error messages.
4483 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4486 * graphite-scop-detection.c (create_single_exit_edge): Move
4487 the call to find_single_exit_edge to....
4488 (create_sese_edges): ...here. Don't handle multiple edges
4489 exiting the function.
4490 (build_graphite_scops): Don't handle multiple edges
4491 exiting the function.
4493 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4496 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4497 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4499 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4502 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4504 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4507 * c-typeck.c (convert_arguments): Print declaration location.
4508 * c-common.c (validate_nargs): Rename as
4509 builtin_function_validate_nargs.
4510 (check_builtin_function_arguments): Update.
4512 2010-02-22 Richard Guenther <rguenther@suse.de>
4515 * tree-inline.c (declare_return_variable): Use the type of
4516 the call stmt lhs if available.
4518 2010-02-22 Duncan Sands <baldrick@free.fr>
4520 * passes.c (register_pass): Always consider all pass lists when
4521 ref_pass_instance_number is zero.
4523 2010-02-22 Richard Guenther <rguenther@suse.de>
4525 PR tree-optimization/42749
4526 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4527 parameter. Do arithmetic in the original type.
4528 (update_accumulator_with_ops): Likewise.
4529 (adjust_accumulator_values): Adjust.
4531 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4533 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4534 (QI to BLKmode splitter): New splitter.
4536 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4538 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4539 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4541 2010-02-22 Richard Guenther <rguenther@suse.de>
4543 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4545 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4547 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4548 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4549 ($(T)crti.o, $(T)crtn.o): Remove rules.
4551 2010-02-21 Tobias Burnus <burnus@net-b.de>
4554 * doc/invoke.texi (-fassociative-math): Document that this
4555 option is automatically enabled for Fortran.
4557 2010-02-20 David S. Miller <davem@davemloft.net>
4559 * configure.ac: Test if linker and assembler properly support
4560 GOTDATA_OP relocations.
4561 * configure: Rebuild.
4562 * config.in: Likewise.
4563 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4564 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4565 (movsi_high_pic): Likewise.
4566 (movdi_lo_sum_pic): Likewise.
4567 (movdi_high_pic): Likewise.
4568 (movsi_pic_gotdata_op): New pattern.
4569 (movdi_pic_gotdata_op): Likewise.
4570 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4571 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4573 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4576 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4577 attribute to ssemul.
4578 (xop_mulv2div2di3_high): Ditto.
4580 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4583 * c.opt (Wconversion-null): New option.
4584 * doc/invoke.texi (Wconversion-null): Document.
4586 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4588 * common.opt (Wlarger-than-): Add Undocumented.
4590 2010-02-19 Mike Stump <mikestump@comcast.net>
4592 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4594 2010-02-19 Jason Merrill <jason@redhat.com>
4597 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4598 * configure: Likewise.
4600 2010-02-20 Alan Modra <amodra@gmail.com>
4603 * cgraph.h (cgraph_make_decl_local): Declare.
4604 * cgraph.c (cgraph_make_decl_local): New function.
4605 (cgraph_make_node_local): Use it.
4606 * cgraphunit.c (cgraph_function_versioning): Likewise.
4607 * ipa.c (function_and_variable_visibility): Likewise.
4609 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4612 * except.c (sjlj_emit_function_enter): Don't call
4613 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4615 * rtl.h (add_reg_br_prob_note): Remove prototype.
4617 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4620 * c-common.c (conversion_warning): Remove widening conversions
4621 before checking the conversion of integers to reals.
4623 2010-02-19 Mike Stump <mikestump@comcast.net>
4626 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4629 * cgraphunit.c (process_function_and_variable_attributes): Check
4630 DECL_PRESERVE_P instead of looking up attribute "used".
4631 * ipa-pure-const.c (check_decl): Likewise.
4632 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4633 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4634 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4635 instead of attribute "used".
4636 * config/sol2-c.c (solaris_pragma_init): Likewise.
4637 (solaris_pragma_fini): Likewise.
4639 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4641 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4642 Use XCNEW instead of xcalloc.
4643 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4644 XNEW instead of xmalloc.
4645 (get_fields): Use XNEWVEC instead of xmalloc.
4648 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4649 populate vars array.
4650 (create_new_general_access): For debug stmts just reset value.
4651 (get_stmt_accesses): For accesses within debug stmts just record them
4652 using add_access_to_acc_sites instead of preventing the peeling or
4653 counting them as accesses.
4656 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4658 2010-02-19 Richard Guenther <rguenther@suse.de>
4660 PR tree-optimization/42916
4661 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4664 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4666 * configure.ac: Replace all uses of changequote in macro arguments
4667 with proper quoting.
4669 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4672 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4674 2010-02-19 Richard Guenther <rguenther@suse.de>
4676 PR tree-optimization/42944
4677 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4678 test for aliasing with errno.
4680 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4683 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4684 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4685 * dojump.c: Include output.h.
4686 (inv): New inline function.
4687 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4688 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4689 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4690 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4691 argument, pass it down to other calls.
4692 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4693 add REG_BR_PROB note to the conditional jump.
4694 * cfgexpand.c (add_reg_br_prob_note): Removed.
4695 (expand_gimple_cond): Don't call it, add the probability
4696 as last argument to jumpif_1/jumpifnot_1.
4697 * Makefile.in (dojump.o): Depend on output.h.
4698 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4700 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4701 * stmt.c (do_jump_if_equal): Likewise.
4702 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4703 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4704 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4706 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4707 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4708 jumpifnot_1 callers.
4709 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4711 (store_expr): Adjust jumpifnot caller.
4712 (store_constructor): Adjust jumpif caller.
4715 * gimplify.c (gimple_boolify): For __builtin_expect call
4716 gimple_boolify also on its first argument.
4718 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4720 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4722 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4723 * configure: Regenerated.
4725 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4727 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4728 lang_hooks.types_compatible_p instead of comptypes.
4730 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4732 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4733 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4734 if __prefer_thumb__ is defined.
4736 2010-02-18 Martin Jambor <mjambor@suse.cz>
4738 PR tree-optimization/43066
4739 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4740 array with zero-sized element type.
4742 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4744 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4745 rtx, allocate struct var_loc_node here and return it to the
4746 caller, and only if it is actually needed.
4747 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4748 move it earlier and return immediately if it returns NULL.
4750 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4752 * config/sparc/gas.h: New file. Restore
4753 TARGET_ASM_NAMED_SECTION to its ELF default.
4754 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4756 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4757 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4758 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4759 after sparc/sysv4.h.
4761 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4763 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4765 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4767 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4768 patterns from predicated pattern.
4770 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4773 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4774 for insn mnemonic suffix.
4776 2010-02-17 Richard Guenther <rguenther@suse.de>
4778 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4781 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4784 * caller-save.c (save_call_clobbered_regs): If BB ends with
4785 a DEBUG_INSN, move any notes in between last real insn and the last
4786 DEBUG_INSN after the last DEBUG_INSN.
4788 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4790 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4791 Fix return type. Fix argument type. Explain meaning of return value.
4793 2010-02-16 Richard Guenther <rguenther@suse.de>
4795 PR tree-optimization/41043
4796 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4797 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4799 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4801 2010-02-16 Ira Rosen <irar@il.ibm.com>
4803 PR tree-optimization/43074
4804 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4805 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4806 vectorizable cycles in hybrid SLP check.
4807 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4809 2010-02-16 Richard Guenther <rguenther@suse.de>
4811 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4812 (true_dependence): If memrefs_conflict_p computes must-alias
4813 trust it. Move TBAA check after offset-based disambiguation.
4814 (canon_true_dependence): Likewise.
4816 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4818 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4819 * doc/invoke.texi: Document it.
4820 * var-tracking.c: Include toplev.h and params.h.
4821 (vt_find_locations): Return bool indicating success. Compute
4822 hash sizes unconditionally. Check new parameter, report.
4823 (variable_tracking_main_1): Check vt_find_locations results and
4824 retry. Renamed from...
4825 (variable_tracking_main): ... this. New wrapper to preserve
4826 flag_var_tracking_assignments.
4827 * Makefile.in (var-tracking.o): Adjust dependencies.
4829 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4830 Jakub Jelinek <jakub@redhat.com>
4833 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4834 if weak_import attribute is present.
4835 * config/darwin.c (machopic_select_section): Likewise.
4837 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4839 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4840 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4841 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4842 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4844 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4846 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4849 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4850 Rewrite text to refer to the names.
4852 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4854 * config/i386/i386-builtin-types.def
4855 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4856 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4857 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4858 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4859 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4860 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4861 IX86_BUILTIN_VPERMIL2PS256.
4862 (MULTI_ARG_4_DF2_DI_I): Defined.
4863 (MULTI_ARG_4_DF2_DI_I1): Defined.
4864 (MULTI_ARG_4_SF2_SI_I): Defined.
4865 (MULTI_ARG_4_SF2_SI_I1): Defined.
4866 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4867 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4868 __builtin_ia32_vpermil2ps256.
4869 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4870 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4871 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4872 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4873 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4874 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4875 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4876 CODE_FOR_xop_vpermil2v8sf3.
4877 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4878 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4879 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4880 (_mm256_permute2_pd): New.
4881 (_mm_permute2_ps): New.
4882 (_mm256_permute2_ps): New.
4884 2010-02-15 Nick Clifton <nickc@redhat.com>
4886 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4887 boolean parameters. Use emit_jump_insn when emitting a pop
4888 instruction containing a return insn.
4889 (push): Use 'true' rather than '1' as second parameter to F.
4890 (h8300_expand_prologue): Likewise.
4891 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4892 (h8300_expand_epilogue): Likewise.
4894 2010-02-15 Richard Guenther <rguenther@suse.de>
4897 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4900 2010-02-15 Nick Clifton <nickc@redhat.com>
4902 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4905 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4907 * intl.c (fake_ngettext): New function.
4908 * intl.h (fake_ngettext): Declare.
4909 (ngettext): Define macro.
4910 * collect2.c (notice_translated): New function.
4911 (main): Use notice_translated and ngettext.
4912 * collect2.h (notice_translated): Declare.
4914 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4916 * reorg.c (delete_computation): Comment fixes.
4917 * caller-save.c (setup_save_areas): Idem.
4918 * sel-sched-dump.c (dump_lv_set): Idem.
4921 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4923 * config/s390/s390.c (s390_sched_init): New function.
4924 (TARGET_SCHED_INIT): Target hook defined.
4926 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4927 Jack Howarth <howarth@bromo.med.uc.edu>
4928 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4931 Partial revert of unintended change in fix for PR41605.
4932 * config/darwin.h: Fix typo.
4933 * config/darwin9.h: Same.
4935 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4937 * c-pch.c (pch_init): Clear v.
4939 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4942 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4943 graphite_can_represent_init for MULT_EXPR.
4945 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4949 * graphite-sese-to-poly.c (remove_phi): New.
4950 (translate_scalar_reduction_to_array): Call remove_phi.
4952 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4955 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4956 * graphite-clast-to-gimple.h (gloog): Update declaration.
4957 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4958 * graphite-poly.h (struct poly_bb): Add missing comments.
4959 (struct scop): Add poly_scop_p field.
4961 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4962 * graphite.c (graphite_transform_loops): Build the polyhedral
4963 representation for each scop before code generation.
4964 * sese.c (rename_variables_in_operand): Removed.
4965 (rename_variables_in_expr): Return the renamed expression.
4966 (rename_sese_parameters): New.
4967 * sese.h (rename_sese_parameters): Declared.
4969 2010-02-11 Richard Guenther <rguenther@suse.de>
4971 PR tree-optimization/42998
4972 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4973 POINTER_PLUS_EXPR properly.
4975 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4976 Changpeng Fang <changpeng.fang@amd.com>
4979 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4980 the cost of an IV candidate when the IV is used in a test against zero.
4982 * gcc.dg/tree-ssa/ivopts-3.c: New.
4984 2010-02-11 Richard Guenther <rguenther@suse.de>
4987 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4988 pointer-vs-decl case by swapping refs. Handle some cases
4989 of pointer-vs-decl disambiguations more conservatively.
4990 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4991 to false after expanding.
4993 2010-02-11 Richard Guenther <rguenther@suse.de>
4996 * gcc.c (process_command): Handle LTO file@offset case more
4999 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5001 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5002 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5004 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5006 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5007 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5008 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5009 Optimize eq/ne comparisons when both arguments are known to be
5011 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5012 Don't mask operands unnecessarily if they are known to be already
5015 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5017 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5020 2010-02-10 Richard Guenther <rguenther@suse.de>
5022 PR tree-optimization/43017
5023 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5024 for wrapping signed arithmetic.
5026 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5029 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5030 if no debug info should be emitted for it.
5032 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5034 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5035 note when flag_exceptions is set.
5037 2010-02-10 Duncan Sands <baldrick@free.fr>
5039 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5041 2010-02-10 Richard Guenther <rguenther@suse.de>
5044 * tree.c (get_unwidened): Handle constants.
5045 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5047 2010-02-10 Martin Jambor <mjambor@suse.cz>
5050 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5051 check for variable argument counts independently.
5053 2010-02-10 Christian Bruel <christian.bruel@st.com>
5056 * config/sh/sh.c (find_barrier): Increase length for non delayed
5057 conditional branches.
5059 2010-02-10 Christian Bruel <christian.bruel@st.com>
5061 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5063 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5065 * builtins.c (set_builtin_user_assembler_name): Also handle
5066 ffs if int is smaller than word.
5068 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5071 * ira-conflicts.c (get_dup): Remove.
5072 (process_reg_shuffles): Add new parameter. Use it as an
5073 additional guard for copy generation.
5074 (add_insn_allocno_copies): Rewrite.
5076 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5078 * common.opt (fsched2-use-traces): Preserved for backward
5080 * doc/invoke.texi: Remove the documentation about option
5081 -fsched2-use-traces.
5082 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5083 flag_sched2_use_traces.
5084 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5085 the backward compatibility flag section.
5087 2010-02-09 Richard Guenther <rguenther@suse.de>
5089 PR tree-optimization/43008
5090 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5091 make HEAP variables initialized from global memory if they
5092 are not known builtin functions.
5093 (find_func_aliases): Adjust.
5095 2010-02-09 Richard Guenther <rguenther@suse.de>
5097 PR tree-optimization/43000
5098 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5099 arithmetic manually.
5101 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5103 PR tree-optimization/42931
5104 * tree-loop-linear.c (try_interchange_loops): Don't call
5105 double_int_mul if estimated_loop_iterations failed.
5107 2010-02-08 Martin Jambor <mjambor@suse.cz>
5110 * tree-sra.c (build_accesses_from_assign): Do not mark in
5111 should_scalarize_away_bitmap if stmt has volatile ops.
5112 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5115 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5117 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5119 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5121 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5124 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5127 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5129 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5132 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5133 to unknown_dependence.
5134 (graphite_legal_transform_dr): Handle the unknown_dependence.
5135 (graphite_carried_dependence_level_k): Same.
5137 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5139 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5141 2010-02-07 Richard Guenther <rguenther@suse.de>
5144 * expr.c (get_inner_reference): Always initialize *pbitsize.
5146 2010-02-07 Richard Guenther <rguenther@suse.de>
5149 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5150 new ARRAY_REFs on variable size element or minimal index arrays.
5152 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5153 gimple_fold_indirect_ref.
5155 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5158 * arm.c (arm_override_options): Just return if the user has specified
5159 an invalid fpu name.
5161 2010-02-03 Jason Merrill <jason@redhat.com>
5164 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5165 i386_pe_maybe_record_exported_symbol.
5167 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5170 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5171 (pa_delegitimize_address): New function.
5173 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5175 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5176 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5178 2010-02-05 Richard Guenther <rguenther@suse.de>
5181 * lto-streamer-in.c (get_resolution): Deal with references
5182 to undefined functions.
5184 2010-02-05 Richard Guenther <rguenther@suse.de>
5186 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5187 (fold_const_aggregate_ref): Likewise.
5188 (ccp_fold_stmt): Substitute loads.
5189 (maybe_fold_reference): Verify types before substituting.
5191 (fold_gimple_assign): Unshare properly.
5192 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5194 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5196 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5197 for rs6000_gen_cell_microcode.
5199 2010-02-04 Richard Guenther <rguenther@suse.de>
5201 PR rtl-optimization/42952
5202 * dse.c (const_or_frame_p): Remove MEM handling.
5204 2010-02-04 Nick Clifton <nickc@redhat.com>
5206 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5207 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5208 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5209 (mn10300_asm_output_mi_thunk): New function.
5210 (mn10300_can_output_mu_thunk): New function.
5211 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5212 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5213 (FUNCTION_ARG): Delete incorrect comment.
5215 2010-02-03 Jason Merrill <jason@redhat.com>
5218 * fold-const.c (operand_equal_p): Handle erroneous types.
5220 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5222 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5224 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5226 PR rtl-optimization/42941
5227 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5230 2010-02-03 Jason Merrill <jason@redhat.com>
5233 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5235 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5238 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5239 (cselib_reset_table): Renamed from...
5240 (cselib_reset_table_with_next_value): ... this.
5241 (cselib_get_next_uid): Renamed from...
5242 (cselib_get_next_unknown_value): ... this.
5243 * cselib.c (next_uid): Renamed from...
5244 (next_unknown_value): ... this.
5245 (cselib_clear_table): Adjust.
5246 (cselib_reset_table): Adjust. Renamed from...
5247 (cselib_reset_table_with_next_value): ... this.
5248 (cselib_get_next_uid): Adjust. Renamed from...
5249 (cselib_get_next_unknown_value): ... this.
5250 (get_value_hash): Use hash.
5251 (cselib_hash_rtx): Likewise.
5252 (new_cselib_val): Adjust. Set and dump uid.
5253 (cselib_lookup_mem): Pass next_uid as hash.
5254 (cselib_subst_to_values): Likewise.
5255 (cselib_log_lookup): Dump uid.
5256 (cselib_lookup): Pass next_uid as hash. Adjust.
5257 (cselib_process_insn): Adjust.
5258 (cselib_init): Initialize next_uid.
5259 (cselib_finish): Adjust.
5260 (dump_cselib_table): Likewise.
5261 * dse.c (canon_address): Dump value uid.
5262 * print-rtl.c (print_rtx): Print value uid.
5263 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5265 (dv_uid): New function, sort of renamed from...
5266 (dv_htab_hash): ... this, reimplemented in terms of it and...
5267 (dv_uid2hash): ... this. New.
5268 (variable_htab_eq): Drop excess assertions.
5269 (tie_break_pointers): Removed.
5270 (canon_value_cmp): Compare uids.
5271 (variable_post_merge_New_vals): Print uids.
5272 (vt_add_function_parameters): Adjust.
5273 (vt_initialize): Reset table. Adjust.
5275 2010-02-03 Richard Guenther <rguenther@suse.de>
5277 PR tree-optimization/42944
5278 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5279 (call_may_clobber_ref_p_1): Likewise. Properly handle
5280 malloc and calloc clobbering errno.
5282 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5284 * doc/invoke.texi: Fix name of sched1 dump.
5286 * opts.c (decode_options): Set flag_tree_switch_conversion
5287 only conditionally on optimize >= 2.
5289 * gcse.c: Assorted comment fixes in pass description.
5291 2010-02-03 Anthony Green <green@moxielogic.com>
5293 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5294 nop padding in order to maintain alignment of storage location of
5295 target function address.
5296 (moxie_trampoline_init): Store target function address at newly
5298 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5300 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5302 2010-02-03 Richard Guenther <rguenther@suse.de>
5305 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5307 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5309 * config.gcc: Reenable check for obsolete targets.
5310 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5311 mips-sgi-irix6.[0-4]*.
5313 2010-02-02 Nick Clifton <nickc@redhat.com>
5315 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5316 constant size of 4 as being the same as 0.
5317 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5318 can take values in the range 0..4.
5320 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5323 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5324 as _darwin10_Unwind_FindEnclosingFunction().
5325 * libgcc-libsystem.ver: New.
5327 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5330 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5331 implicitly set registers.
5333 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5335 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5336 (arm_override_options): Allow automatic selection of the thread
5337 pointer register if thumb2.
5338 (legitimize_pic_address): Improve code sequences for Thumb2.
5339 (arm_call_tls_get_addr): Likewise.
5340 (legitimize_tls_address): Likewise.
5341 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5342 (pic_load_addr_32bit): ... this. New named pattern.
5343 * thumb2.md (pic_load_addr_thumb2): Delete.
5344 (pic_load_dot_plus_four): Delete.
5345 (tls_load_dot_plus_four): New named pattern.
5347 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5350 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5351 Document fix for TLS bug.
5353 2010-01-31 Richard Guenther <rguenther@suse.de>
5355 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5356 conservatively correct.
5358 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5362 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5364 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5366 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5368 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5370 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5372 * config.gcc: Adjust order of makefile fragments for mingw targets.
5374 2010-01-31 Richard Guenther <rguenther@suse.de>
5377 * gimplify.c (gimplify_init_constructor): For volatile LHS
5378 initialize a temporary.
5380 2010-01-31 Matthias Klose <doko@ubuntu.com>
5382 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5384 * configure: Regenerate.
5386 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5388 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5389 the same alias set and their sizes different constantness.
5390 (aliasing_component_refs_p): Revert 2009-10-24 change.
5392 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5394 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5397 2010-01-29 Richard Guenther <rguenther@suse.de>
5399 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5400 Assert we successfully updated the call.
5402 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5404 PR rtl-optimization/42889
5405 * df.h (df_set_bb_dirty_nonlr): New prototype.
5406 * df-core.c (df_set_bb_dirty_nonlr): New function.
5407 * df-scan.c (df_insn_rescan): Call it instead of
5408 df_set_bb_dirty for DEBUG_INSNs.
5410 2010-01-29 Richard Guenther <rguenther@suse.de>
5413 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5414 quadratic behavior in most cases.
5416 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5419 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5420 in the call to gen_x86_movsicc_0_m1.
5422 2010-01-28 Richard Guenther <rguenther@suse.de>
5424 PR tree-optimization/42871
5425 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5427 2010-01-28 Richard Guenther <rguenther@suse.de>
5429 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5430 into call arguments.
5432 2010-01-28 Richard Guenther <rguenther@suse.de>
5435 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5436 the forwarder if the destination is an EH landing pad.
5438 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5440 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5441 block list passed to gimple_duplicate_sese_tail.
5442 (parallelize_loops): Avoid parallelization when the function
5444 Avoid parallelization when the preheader is IRREDUCIBLE.
5445 Try to optimize when estimated_loop_iterations_int is unresolved.
5446 Add the loop's location to the dump file.
5447 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5448 (gimple_duplicate_sese_tail): Remove the check for the latch.
5449 Redirect nexits to the exit block.
5450 Remove handling of the incoming edges to the latch.
5451 Redirect the backedge from the copied latch to the exit bb.
5453 2010-01-28 Michael Matz <matz@suse.de>
5456 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5457 Wrap force_reg into a sequence, emit it before user.
5459 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5461 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5463 (arm_legacy_rev): Likewise.
5464 (thumb_legacy_rev): Likewise.
5466 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5468 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5469 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5470 on MEM's address failed, try avoid_constant_pool_reference and
5471 recurse if it returned something different.
5472 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5473 address, try avoid_constant_pool_reference and recurse if it
5474 returned something different.
5475 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5476 address and avoid_constant_pool_reference returned something
5477 different, don't set have_address.
5479 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5482 * var-tracking.c (val_store): Add modified argument, obey it.
5484 (count_uses): Move down logging of main.
5485 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5486 don't need resolution.
5487 (emit_notes_in_bb): Likewise.
5489 2010-01-27 Richard Guenther <rguenther@suse.de>
5492 * tree-inline.c (remap_decl): Delay remapping of SSA name
5493 default definitions until we need them.
5495 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5497 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5498 (rs6000_delegitimize_address): New function.
5500 * config/s390/s390.c (s390_delegitimize_address): Call
5501 delegitimize_mem_from_attrs.
5504 * tree-inline.c (cannot_copy_type_1): Removed.
5505 (copy_forbidden): Don't forbid copying of functions containing
5506 records/unions with variable length fields.
5508 2010-01-27 Christian Bruel <christian.bruel@st.com>
5512 * config/sh/sh.c (find_barrier): Increase length for non delayed
5513 conditional branches.
5515 2010-01-27 Matthias Klose <doko@ubuntu.com>
5517 * configure.ac (gnu-unique-object): Fix ldd version check.
5518 * configure: Regenerate.
5520 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5522 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5524 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5525 Test for HAVE_GNU_AS value.
5527 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5529 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5530 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5531 INT64_TYPE): Define.
5532 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5533 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5534 INT_LEAST64_TYPE): Define.
5535 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5536 UINT_LEAST64_TYPE): Define.
5537 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5538 INT_FAST64_TYPE): Define.
5539 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5540 UINT_FAST64_TYPE): Define.
5541 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5542 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5543 (SIG_ATOMIC_TYPE): Define.
5545 2010-01-26 Richard Guenther <rguenther@suse.de>
5547 * df-scan.c (df_scan_set_bb_info): Remove assert.
5548 (df_insn_rescan_debug_internal): Merge asserts.
5549 (df_install_ref): Likewise.
5550 (df_mark_reg): Use bitmap_set_range.
5551 (df_hard_reg_used_p): Remove assert.
5552 (df_hard_reg_used_count): Likewise.
5554 2010-01-26 Richard Guenther <rguenther@suse.de>
5556 PR rtl-optimization/42685
5557 * web.c (web_main): Ignore DEBUG_INSNs.
5559 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5561 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5563 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5564 Fix types of fndecl and arglist parameters.
5566 2010-01-26 Richard Guenther <rguenther@suse.de>
5569 * tree-eh.c (unsplit_eh): Skip debug insns.
5571 2010-01-26 Richard Guenther <rguenther@suse.de>
5573 PR tree-optimization/42250
5574 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5576 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5579 * omp-low.c (expand_omp_sections): Only use single_pred if
5580 l2_bb is single_pred_p.
5582 2010-01-25 Christian Bruel <christian.bruel@st.com>
5585 * config/sh/sh.c (find_barrier): Increase length for non delayed
5586 conditional branches.
5587 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5589 2010-01-24 David S. Miller <davem@davemloft.net>
5591 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5592 define if not using GAS.
5593 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5594 Likewise. Delete SECTION_MERGE code, which is only applicable
5597 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5600 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5601 mangling of va_list in system headers.
5603 2010-01-23 Toon Moene <toon@moene.org>
5605 * tree-predcom.c (combine_chains): Return NULL, not false.
5607 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5609 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5610 initialization of variable res to agree with return type.
5612 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5614 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5615 * tree-sra.c: Add include of expr.h.
5617 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5619 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5620 insert the debug stmt on the single non-EH edge from the stmt.
5622 2010-01-22 Richard Henderson <rth@redhat.com>
5625 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5626 the RHS until after generate_subtree_copies has insertted its
5627 code before the current statement.
5629 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5631 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5633 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5635 2010-01-21 Martin Jambor <mjambor@suse.cz>
5637 PR tree-optimization/42585
5638 * tree-sra.c (struct access): New field grp_total_scalarization.
5639 (dump_access): Dump the new field.
5640 (should_scalarize_away_bitmap): New variable.
5641 (cannot_scalarize_away_bitmap): Likewise.
5642 (sra_initialize): Allocate new bitmaps.
5643 (sra_deinitialize): Free new bitmaps.
5644 (create_access_1): New function.
5645 (create_access): Parts moved to create_access_1.
5646 (type_consists_of_records_p): New function.
5647 (completely_scalarize_record): Likewise.
5648 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5649 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5650 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5652 (analyze_all_variable_accesses): Completely scalarize small eligible
5655 2010-01-21 Martin Jambor <mjambor@suse.cz>
5657 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5659 2010-01-21 Andrew Haley <aph@redhat.com>
5661 * gcc.c (process_command): Move lang_specific_driver before
5662 setting cc_libexec_prefix.
5664 2010-01-21 Richard Guenther <rguenther@suse.de>
5667 * fold-const.c (negate_expr_p): Pretend only negative
5668 real constants are easily negatable.
5670 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5671 Jason Merrill <jason@redhat.com>
5673 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5674 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5675 * calls.c (initialize argument_information): Handle it.
5676 * c-common.c (handle_transparent_union_attribute): Use new name.
5677 * c-decl.c (finish_struct): Ditto.
5678 * c-typeck.c (type_lists_compatible_p): Ditto.
5679 (convert_for_assignment): Use new name and also handle record.
5680 * function.c (aggregate_value_p): Handle it.
5681 (pass_by_reference): Ditto.
5682 (assign_parm_data_types): Ditto.
5683 * print-tree.c (print_node): Ditto.
5684 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5685 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5686 * tree.c (first_field): New fn.
5688 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5691 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5692 even when linking statically, for now.
5694 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5697 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5698 without a cselib val.
5699 (count_uses): Accept MO_VAL_SET with no val on stores.
5700 (add_stores): Likewise.
5702 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5704 * var-tracking.c (check_value_val): Add a compile time assertion.
5705 (dv_is_decl_p): Simplify.
5706 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5707 gcc_assert if ENABLE_CHECKING.
5709 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5712 * var-tracking.c: Include tree-flow.h.
5713 (mem_dies_at_call): New.
5714 (dataflow_set_preserve_mem_locs): Use it.
5715 (dataflow_set_remove_mem_locs): Likewise.
5716 (dump_var): Renamed from dump_variable. Adjust all callers.
5717 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5718 * Makefile.in (var-tracking.o): Adjust deps.
5720 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5722 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5724 2010-01-20 Richard Guenther <rguenther@suse.de>
5726 PR tree-optimization/42717
5727 * tree-ssa-dce.c (get_live_post_dom): Remove.
5728 (forward_edge_to_pdom): Take an arbitrary edge to copy
5729 degenerate PHI args from.
5730 (remove_dead_stmt): Use the first post-dominator even if it
5731 does not contain live statements as redirection destination.
5733 2010-01-20 Richard Guenther <rguenther@suse.de>
5735 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5737 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5739 * sel-sched.c (create_speculation_check): Remove set but not used
5741 (try_transformation_cache): Remove set but not used variable ds.
5742 (calculate_privileged_insns): Remove set but not used variables
5743 cur_insn and min_spec_insn.
5744 (find_best_expr): Remove set but not used variable avail_n.
5745 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5747 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5749 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5750 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5753 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5756 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5757 cpu types. Add support for *-sse3 cpu types.
5758 (x86_64-*-*): Ditto.
5760 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5763 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5764 argument, call initializer_constant_valid_p_1 instead of
5765 initializer_constant_valid_p, pass CACHE to it, return NULL
5766 immediately if first call returns NULL.
5767 (initializer_constant_valid_p_1): New function.
5768 (initializer_constant_valid_p): Use it.
5770 2010-01-20 Thomas Quinot <quinot@adacore.com>
5772 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5774 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5776 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5777 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5778 (loc_list_from_tree): Don't handle unsigned division. Handle
5779 signed modulo using DW_OP_{over,over,div,mul,minus}.
5780 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5781 modulo instead of signed.
5783 2010-01-20 DJ Delorie <dj@redhat.com>
5785 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5787 (h8300_emit_stack_adjustment): Propogate it.
5789 (h8300_expand_prologue): Likewise.
5790 (h8300_expand_epilogue): Likewise.
5792 2010-01-19 Michael Matz <matz@suse.de>
5794 PR tree-optimization/41783
5795 * tree-data-ref.c (toplevel): Include flags.h.
5796 (dump_data_dependence_relation): Also dump the inputs if the
5797 result will be unknown.
5798 (split_constant_offset_1): Look through some conversions.
5799 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5800 the offset from last element is too large.
5801 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5802 (reassociate_to_the_same_stmt): Handle vector registers.
5803 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5805 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5806 wide_prolog_niters argument, emit widening instructions.
5807 (vect_do_peeling_for_alignment): Adjust caller, use widened
5808 variant of the iteration cound.
5809 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5811 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5814 * config/arm/neon-testgen.m (emit_automatics): New parameter
5815 features. Adjust for Fixed_return_reg feature.
5816 (test_intrinsic): Call emit_automatics with new feature.
5817 * config/arm/neon.ml: Update copyright years.
5818 (features): New Fixed_return_reg feature.
5819 (ops): Update feature for Vget_low.
5821 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5823 PR tree-optimization/42719
5824 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5828 * fwprop.c (all_uses_available_at): Return false if def_set dest
5829 is a REG that is used in def_insn.
5831 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5833 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5835 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5838 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5840 * target.h (struct gcc_target) <secondary_reload>: Change type
5841 of last argument to secondary_reload_info *.
5843 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5846 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5847 memory references with unaligned offsets. Remove CQImode handling.
5848 (unaligned_memory_operand): Return 1 for memory references with
5849 unaligned offsets. Remove CQImode handling.
5851 2010-01-18 Richard Guenther <rguenther@suse.de>
5854 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5857 2010-01-18 Richard Guenther <rguenther@suse.de>
5859 PR tree-optimization/42781
5860 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5861 restrict processing only if the original variable was artificial.
5863 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5865 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5866 find number of popped argument bytes.
5868 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5869 Fix the text that describes the return value for invalid insns.
5871 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5873 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5874 Clarify what 'cost of the -dependence' is. Fix quoting.
5876 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5877 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5879 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5881 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5882 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5884 2010-01-17 Richard Guenther <rguenther@suse.de>
5887 * function.c (split_complex_args): Take a VEC to modify.
5888 (assign_parms_augmented_arg_list): Build a VEC instead of
5889 a chain of PARM_DECLs.
5890 (assign_parms_unsplit_complex): Take a VEC of arguments.
5891 Do not fixup unmodified parms.
5892 (assign_parms): Deal with the VEC.
5893 (gimplify_parameters): Likewise.
5895 2010-01-17 Richard Guenther <rguenther@suse.de>
5897 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5898 node existence check.
5899 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5900 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5901 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5902 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5903 (gimple_execute_on_growing_pred): Likewise.
5905 2010-01-17 Richard Guenther <rguenther@suse.de>
5907 PR tree-optimization/42773
5908 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5909 (compute_antic_aux): Likewise.
5910 (compute_partial_antic_aux): Likewise.
5912 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5915 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5918 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5920 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5923 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5924 Fix markup for strict argument.
5926 (TARGET_SCHED_REORDER2): Fix argument types.
5928 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5929 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5931 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5932 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5934 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5937 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5938 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5939 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5940 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5941 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5943 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5945 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5947 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5948 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5950 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5952 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5955 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5957 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5958 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5960 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5962 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5964 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5965 referring to it. Fix language.
5967 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5969 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5971 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5973 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5975 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5976 '@var{stream}. Remove stray 'and'.
5978 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5980 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5982 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5984 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5985 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5987 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5988 Fix description of return value.
5989 Rename argument "sz" to "len."
5991 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5992 Clarify meaning of 'true' return value.
5994 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5996 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5997 rep_mode versus mode_rep.
5999 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6001 (TARGET_BUILTIN_DECL): Fix name.
6003 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6005 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6007 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6009 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6011 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6013 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6016 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6017 Rename argument tm_fn to md_fn.
6019 (TARGET_OPTION_PRINT): Fix argument list.
6021 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6024 * config/i386/i386.c (ix86_fixup_binary_operands):
6025 Revert FMA4 fixup of operands.
6027 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6030 * Makefile.in (write_entries_to_file, install-plugin):
6031 Use \012 instead of \n with tr.
6033 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6035 * configure.ac (HAVE_AS_REF): New C macro.
6036 * configure: Regenerate.
6037 * config.in: Likewise.
6038 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6040 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6043 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6045 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6047 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6049 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6051 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6053 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6055 (TARGET_BINDS_LOCAL_P): Fix argument type.
6057 (TARGET_ASM_FILE_END): Use prototype.
6059 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6061 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6063 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6065 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6067 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6068 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6070 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6071 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6073 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6074 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6075 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6076 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6078 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6080 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6082 (TARGET_INIT_BUILTINS): Use prototype.
6084 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6085 Put 'const char *' in braces. Fix parameter types.
6086 (TARGET_INVALID_CONVERSION): Fix parameter types.
6087 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6088 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6090 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6093 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6095 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6097 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6099 * doc/tm.texi (TARGET_HELP): Fix return type.
6101 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6102 in braces. Fix argument types.
6104 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6106 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6108 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6110 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6111 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6113 (TARGET_MANGLE_TYPE): Fix argument types.
6115 (TARGET_IRA_COVER_CLASSES): Use prototype.
6117 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6119 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6121 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6123 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6125 (TARGET_CALLEE_COPIES): Fix argument types.
6127 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6129 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6131 (TARGET_FUNCTION_VALUE): Fix argument types.
6133 (TARGET_RETURN_IN_MSB): Fix argument type.
6135 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6137 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6139 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6141 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6142 agree with return type.
6144 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6146 2010-01-15 Jing Yu <jingyu@google.com>
6148 PR rtl-optimization/42691
6149 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6150 a pseudo to a constant and are merged, and adjust comments.
6152 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6154 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6156 2010-01-15 Richard Guenther <rguenther@suse.de>
6159 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6160 labels of computed or non-local gotos to the destination.
6161 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6162 landing pad label is the first label.
6164 2010-01-15 Richard Guenther <rguenther@suse.de>
6166 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6168 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6171 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6172 to allow generation of the xssqrtdp instruction on power7.
6173 (sqrtdf2_fpr): Ditto.
6175 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6178 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6179 functions with noreturn attribute.
6182 * varasm.c (declare_weak): Add weak attribute to decl if it
6183 doesn't have one already.
6184 (assemble_external): Only add decls to weak_decls if they also
6185 have weak attribute.
6187 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6189 * var-tracking.c (var_reg_delete): Don't delete the association
6190 between REGs and values or one-part variables if the register
6193 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6196 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6197 because its first operand is a non-localized variable.
6199 2010-01-14 Martin Jambor <mjambor@suse.cz>
6201 PR tree-optimization/42706
6202 * tree-sra.c (encountered_recursive_call): New variable.
6203 (encountered_unchangable_recursive_call): Likewise.
6204 (sra_initialize): Initialize both new variables.
6205 (callsite_has_enough_arguments_p): New function.
6206 (scan_function): Call decl and flags check only for IPA-SRA, check
6207 whether there is a recursive call and whether it has enough arguments.
6208 (all_callers_have_enough_arguments_p): New function.
6209 (convert_callers): Look for recursive calls only when
6210 encountered_recursive_call is set.
6211 (ipa_early_sra): Bail out either if
6212 !all_callers_have_enough_arguments_p or
6213 encountered_unchangable_recursive_call.
6215 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6217 * sel-sched.c: Add 2010 to copyright years.
6218 * sel-sched-ir.c: Likewise.
6219 * sel-sched-ir.h: Likewise.
6221 2010-01-14 Martin Jambor <mjambor@suse.cz>
6223 PR tree-optimization/42714
6224 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6225 constructors specially.
6227 2010-01-14 Andi Kleen <ak@linux.intel.com>
6229 * config/i386/drivers-i386.c (detect_caches_intel):
6230 Add l2sizekb parameter and fill in.
6231 (host_detect_local_cpu): Add l2sizekb, fill in.
6232 Add Atom small cache heuristic.
6234 2010-01-14 Andi Kleen <ak@linux.intel.com>
6236 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6237 Add level3 parameter and fill in.
6238 (detect_caches_intel): Handle level3 cache.
6240 2010-01-14 Andi Kleen <ak@linux.intel.com>
6242 * config/i386/drivers-i386.c (host_detect_local_cpu):
6243 Fix core duo detection.
6245 2010-01-14 Andi Kleen <ak@linux.intel.com>
6247 * config/i386/drivers-i386.c (host_detect_local_cpu):
6250 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6252 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6253 (rs6000_variable_issue_1): this. Use...
6254 (rs6000_variable_issue): here. Reimplement. Print debug info.
6256 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6258 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6259 sel_restore_notes. Update all callers. Call reemit_notes
6262 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6264 PR rtl-optimization/42246
6265 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6268 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6270 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6271 all successors is the same as number of successors in current region.
6273 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6275 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6276 to rename is not separable. Otherwise check that its LHS is not NULL.
6278 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6280 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6282 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6284 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6285 available registers when failed to discover LHS register class.
6286 Fix indentation. Update comment.
6288 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6289 Alexander Monakov <amonakov@ispras.ru>
6291 PR rtl-optimization/42389
6292 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6294 (advance_state_on_fence): Likewise.
6295 (sel_target_adjust_priority): Print debug output only when
6296 sched_verbose >= 4, not 2.
6297 (get_expr_cost): Do not issue all unique insns on the next cycle.
6298 (fill_insns): Initialize can_issue_more from the value saved
6300 * sel-sched-ir.c (flist_add): New parameter issue_more.
6301 Init FENCE_ISSUE_MORE with it.
6302 (merge_fences): Likewise.
6303 (init_fences): Update call to flist_add.
6304 (add_to_fences, add_clean_fence_to_fences)
6305 (add_dirty_fence_to_fences): Likewise.
6306 (move_fence_to_fences): Update call to merge_fences.
6307 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6309 * sel-sched-ir.h (struct _fence): New field issue_more.
6310 (FENCE_ISSUE_MORE): New accessor macro.
6312 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6314 PR rtl-optimization/42388
6315 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6316 that have no predecessors nor successors. Do not call move_bb_info
6317 for empty blocks outside of current region.
6319 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6321 PR rtl-optimization/42294
6322 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6323 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6324 originators' originators.
6326 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6328 PR rtl-optimization/39453
6329 PR rtl-optimization/42246
6330 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6332 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6334 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6335 Alexander Monakov <amonakov@ispras.ru>
6338 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6339 (maybe_tidy_empty_bb): ... here. Make static. Add new
6340 argument. Update all callers.
6341 (tidy_control_flow): ... and here. Recompute topological order
6342 of basic blocks in region if necessary.
6343 (sel_redirect_edge_and_branch): Change return type. Return true
6344 if topological order might have been invalidated.
6345 (purge_empty_blocks): Export and move from...
6346 * sel-sched.c (purge_empty_blocks): ... here.
6347 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6348 (maybe_tidy_empty_bb): Delete prototype.
6349 (purge_empty_blocks): Declare.
6351 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6353 PR rtl-optimization/42249
6354 * sel-sched.c (try_replace_dest_reg): When chosen register
6355 and original register is the same, do not bail out early, but
6356 still check all original insns for validity of replacing destination
6357 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6360 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6363 Port from no-undefined-overflow branch:
6364 2009-03-09 Richard Guenther <rguenther@suse.de>
6366 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6368 2010-01-14 Richard Guenther <rguenther@suse.de>
6371 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6373 2010-01-14 Ira Rosen <irar@il.ibm.com>
6375 PR tree-optimization/42709
6376 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6377 as scalar type in creation of constant vector operand.
6379 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6382 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6383 (check-parallel-%): Match `testsuite' directory component only
6386 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6388 PR translation/39521
6389 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6392 2010-01-13 Richard Guenther <rguenther@suse.de>
6394 PR tree-optimization/42730
6395 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6398 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6401 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6402 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6405 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6407 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6408 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6409 ___umulsi3_highpart.
6411 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6412 rather than schedule_insns if the pass is enabled.
6414 2010-01-13 Martin Jambor <mjambor@suse.cz>
6416 PR tree-optimization/42704
6417 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6420 2010-01-13 Martin Jambor <mjambor@suse.cz>
6422 PR tree-optimization/42703
6423 * tree-sra.c (analyze_access_subtree): Check that we can build a
6424 reference to the original data within the aggregate.
6426 2010-01-13 Richard Guenther <rguenther@suse.de>
6428 PR tree-optimization/42705
6429 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6431 2010-01-13 Richard Guenther <rguenther@suse.de>
6434 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6436 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6439 * var-tracking.c (values_to_unmark): New variable.
6440 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6441 values_to_unmark vector. Moved body to...
6442 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6443 instead queue it into values_to_unmark vector.
6444 (vt_find_locations): Free values_to_unmark vector.
6446 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6448 * config/s390/s390.c (override_options): Set
6449 default of max-pending-list-length to 256
6451 2010-01-13 Richard Guenther <rguenther@suse.de>
6454 * tree-pass.h (PROP_gimple_lcx): New.
6455 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6456 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6457 before the final cleanup_eh.
6458 (dump_properties): Dump PROP_gimple_lcx.
6459 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6460 (tree_lower_complex_O0): Remove.
6461 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6462 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6463 tree_lower_complex, schedule TODO_update_ssa.
6464 * lto-streamer-out.c (output_function): Stream the functions
6466 * lto-streamer-in.c (input_function): Likewise.
6467 (lto_read_body): Do not override them here.
6469 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6472 * c-typeck.c (build_c_cast): Fold value cast to union type before
6473 wrapping it in a CONSTRUCTOR.
6475 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6477 PR rtl-optimization/42699
6478 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6481 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6483 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6484 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6485 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6486 SUBTARGET_WARN_UNUSED_SPEC): ... here
6487 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6489 2010-01-12 Julian Brown <julian@codesourcery.com>
6491 * config/arm/neon-schedgen.ml (Utils): Don't try to
6492 open missing module.
6493 (find_with_result): New.
6495 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6498 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6499 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6501 PR tree-optimization/42645
6502 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6503 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6504 decl_map, set processing_debug_stmt to -1 and return name without
6507 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6509 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6510 binutils version, and reword target configuration description.
6512 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6514 * config/avr/avr.h (LINKER_NAME): Remove.
6516 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6519 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6520 that support VSX, warn for -mno-altivec if vsx is not disabled,
6523 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6524 Shujing Zhao <pearly.zhao@oracle.com>
6526 PR translation/42469
6527 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6528 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6529 character between option name and help text.
6530 * c.opt (imultilib): Likewise.
6532 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6534 * lto-streamer-out.c (output_unreferenced_globals): Output static
6537 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6539 PR rtl-optimization/42621
6540 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6541 optimizing for size.
6542 (duplicate_computed_gotos): Remove now-redundant check.
6544 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6547 * configure.ac: Save and restore LDFLAGS and LIBS
6548 * configure: Regenerate.
6550 2010-01-10 Richard Guenther <rguenther@suse.de>
6553 * builtins.c (fold_builtin_strlen): Add type argument and
6554 convert the resulting length to it.
6555 (fold_builtin_1): Adjust.
6557 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6559 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6560 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6562 (num_insns_constant_wide): Adjust for that change.
6564 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6567 * web.c (union_defs): Add used argument, to combine uses of
6569 (entry_register): Adjust type and tests of used argument.
6570 (web_main): Widen used for new use. Pass it to union_defs.
6571 * df.h (union_defs): Adjust prototype.
6573 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6576 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6577 uses in new incoming argument. Free body.
6578 (reset_debug_uses_in_loop): New.
6579 (analyze_insn_to_expand_var): Call the latter if the former found
6580 anything. Fix whitespace. Reject invalid dest overlaps before
6581 going through all insns in the loop.
6583 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6586 * haifa-sched.c (dying_use_p): Debug insns don't count.
6588 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6591 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6592 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6593 (verify_gimple_call): Reject LHS in noreturn calls.
6595 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6599 * tree-vect-loop-manip.c (adjust_info): New type.
6600 (adjust_vec): New pointer to vector.
6601 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6602 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6603 (slpeel_update_phis_for_duplicate_loop): Use them.
6604 (slpeel_update_phi_nodes_for_guard1): Likewise.
6605 (slpeel_update_phi_nodes_for_guard2): Likewise.
6606 (slpeel_tree_peel_loop_to_edge): Likewise.
6607 (vect_update_ivs_after_vectorizer): Likewise.
6609 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6611 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6612 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6614 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6616 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6617 bogus uninitialized warning.
6619 2010-01-09 Richard Guenther <rguenther@suse.de>
6622 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6623 the evolution is compatible with the initial condition.
6625 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6627 * gcc.c (process_command): Update copyright notice dates.
6628 * gcov.c (print_version): Likewise.
6629 * gcov-dump.c (print_version): Likewise.
6630 * mips-tfile.c (main): Likewise.
6631 * mips-tdump.c (main): Likewise.
6633 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6636 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6638 (rotlhi3_8): Delete.
6640 (rotlsi3_8): Delete.
6641 (rotlsi3_16): Delete.
6642 (rotlsi3_24): Delete.
6644 (*rotw<mode>3): New.
6645 (*rotb<mode>3): New.
6646 * config/avr/avr.c (avr_rotate_bytes): New function.
6647 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6649 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6652 * configure.ac: Modify -rdynamic check.
6653 * configure: Regenerate.
6655 2010-01-08 DJ Delorie <dj@redhat.com>
6657 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6658 register popping order.
6660 2010-01-08 Richard Guenther <rguenther@suse.de>
6663 * c.opt (fsigned-char): Also let LTO handle this option.
6664 (funsigned-char): Likewise.
6666 2010-01-07 Richard Guenther <rguenther@suse.de>
6668 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6669 (gimple_op): Likewise.
6670 (gimple_op_ptr): Likewise.
6671 (gimple_assign_set_lhs): Remove gcc_assert.
6672 (gimple_assign_set_rhs1): Likewise.
6673 (gimple_assign_set_rhs2): Likewise.
6674 (gimple_call_set_lhs): Likewise.
6675 (gimple_call_set_fn): Likewise.
6676 (gimple_call_set_fndecl): Likewise.
6677 (gimple_call_fndecl): Likewise.
6678 (gimple_call_return_type): Likewise.
6679 (gimple_call_set_chain): Likewise.
6680 (gimple_call_num_args): Likewise.
6681 (gimple_call_set_arg): Likewise.
6682 (gimple_cond_set_code): Likewise.
6683 (gimple_cond_set_lhs): Likewise.
6684 (gimple_cond_set_rhs): Likewise.
6685 (gimple_cond_set_true_label): Likewise.
6686 (gimple_cond_set_false_label): Likewise.
6687 (gimple_label_set_label): Likewise.
6688 (gimple_goto_set_dest): Likewise.
6689 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6690 (gimple_debug_bind_get_value): Likewise.
6691 (gimple_debug_bind_get_value_ptr): Likewise.
6692 (gimple_debug_bind_set_var): Likewise.
6693 (gimple_debug_bind_set_value): Likewise.
6694 (gimple_debug_bind_reset_value): Likewise.
6695 (gimple_debug_bind_has_value_p): Likewise.
6696 (gimple_return_retval_ptr): Remove gcc_assert.
6697 (gimple_return_retval): Likewise.
6698 (gimple_return_set_retval): Likewise.
6699 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6700 (safe_referenced_var_iterator): Remove.
6701 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6702 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6703 (fill_referenced_var_vec): Remove.
6704 (first_readonly_imm_use): Remove redundant gcc_assert.
6705 (phi_arg_index_from_use): Combine gcc_asserts.
6706 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6707 (first_imm_use_stmt): Remove redundant gcc_assert.
6708 * tree-cfg.c (verify_gimple_call): Verify function and chain
6709 operands. Verify arguments.
6710 (verify_types_in_gimple_stmt): Verify condition code and labels.
6712 2010-01-07 Richard Guenther <rguenther@suse.de>
6714 PR tree-optimization/42641
6715 * sese.c (rename_map_elt_info): Use the SSA name version, do
6718 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6720 PR tree-optimization/42625
6721 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6722 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6724 2010-01-07 Duncan Sands <baldrick@free.fr>
6726 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6728 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6731 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6732 note itself is not function_invariant_p.
6734 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6736 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6737 Do not add the DF_NOTE problem.
6738 * store-motion.c (execute_rtl_store_motion): Likewise.
6740 2010-01-07 Martin Jambor <mjambor@suse.cz>
6742 PR tree-optimization/42157
6743 * tree-sra.c (compare_access_positions): Stabilize sort if both
6744 accesses have integer types, return zero immediately if they are the
6747 2010-01-06 Richard Henderson <rth@redhat.com>
6750 * haifa-sched.c (add_to_note_list): Merge into ...
6751 (concat_note_lists): ... here, and ...
6752 (unlink_other_notes, rm_other_notes): Merge into...
6753 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6754 NOTE_INSN_EPILOGUE_BEG.
6756 2010-01-06 Richard Guenther <rguenther@suse.de>
6758 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6759 not inline regular functions into always-inline functions.
6761 2010-01-06 Nick Clifton <nickc@redhat.com>
6763 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6764 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6766 (OVERRIDE_OPTIONS): Delete.
6767 (OPTIMIZATION_OPTIONS): Define.
6768 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6769 * config/rx/rx.c (rx_handle_option): Issue an error message if
6770 -mcpu=rx200 and -fpu are used together.
6771 (rx_set_optimization_options): New function. Issue an error
6772 message if an optimization attribute attempts to reset the FPU/
6773 math optimization pairing.
6774 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6775 * config/rx/rx.opt: Set the default to 32-bit doubles.
6776 * config/rx/t-rx: Add multilibs for -nofpu option.
6777 * doc/invoke.texi: Update documentation of RX options.
6779 2010-01-06 Richard Guenther <rguenther@suse.de>
6781 * tree-ssa-pre.c (name_to_id): New global.
6782 (alloc_expression_id): Simplify SSA name handling.
6783 (lookup_expression_id): Likewise.
6784 (init_pre): Zero name_to_id.
6785 (fini_pre): Free it.
6787 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6789 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6791 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6794 * config/i386/sse.md (smaxv2di3): New.
6795 (umaxv2di3): Likewise.
6796 (sminv2di3): Likewise.
6797 (uminv2di3): Likewise.
6799 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6802 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6803 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6804 (legitimize_tls_address): Likewise.
6805 (sparc_tls_referenced_p): Likewise.
6806 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6807 and adjust calls to legitimize_pic_address.
6808 (legitimate_constant_p) Use sparc_tls_referenced_p.
6809 (legitimate_pic_operand_p): Likewise.
6810 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6811 (sparc_tls_symbol_ref_1): Delete.
6812 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6813 (legitimize_tls_address): Make static, handle CONST patterns.
6814 (legitimize_pic_address): Make static, remove unused parameter and
6815 adjust recursive calls.
6816 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6817 and adjust call to legitimize_pic_address.
6818 (sparc_output_mi_thunk): Likewise.
6820 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6821 H.J. Lu <hongjiu.lu@intel.com>
6824 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6825 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6826 operands to make them signed.
6829 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6832 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6833 GTU to GT for V4SI and V2DI.
6835 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6836 (umin<mode>3): Removed.
6838 (uminv4si3): Likewise.
6840 2010-01-05 Martin Jambor <mjambor@suse.cz>
6842 PR tree-optimization/42462
6843 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6844 current_function_decl to helper functions and macros.
6846 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6849 * flags.h: Don't include real.h.
6850 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6851 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6852 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6853 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6854 * dominance.c: Update copyright.
6855 * gimple.c (walk_gimple_op): Remove inline.
6856 * tree-ssa-reassoc.c: Include real.h.
6857 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6858 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6860 2010-01-05 Nick Clifton <nickc@redhat.com>
6862 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6863 register to push into the stack frame when the accumulator has to
6864 be saved during interrupts.
6866 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6868 * doc/invoke.texi: Remove the documentation about option
6870 * common.opt (Wunreachable-code): Preserved for backward
6872 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6873 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6874 the backward compatibility flag section.
6876 2010-01-05 Richard Guenther <rguenther@suse.de>
6878 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6880 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6883 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6885 PR tree-optimization/42508
6886 * tree-sra.c (convert_callers): Check for recursive call
6887 by comparing cgraph nodes instead of decls.
6888 (modify_function): Call ipa_modify_formal_parameters also
6889 on all same_body aliases.
6891 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6892 cgraph nodes when checking for same_body aliases.
6894 2010-01-05 Richard Guenther <rguenther@suse.de>
6896 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6897 allocation and lookup.
6898 (get_or_alloc_expr_for_constant): Likewise.
6899 (phi_translate): Sink allocation.
6901 2010-01-04 Richard Guenther <rguenther@suse.de>
6903 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6904 a new entry only if needed.
6905 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6906 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6908 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6910 (phi_translate): Handle CONSTANTs early.
6912 2010-01-04 Martin Jambor <mjambor@suse.cz>
6914 PR tree-optimization/42398
6915 * tree-sra.c (struct access): Removed flag grp_different_types.
6916 (dump_access): Do not dump the removed flag.
6917 (sort_and_splice_var_accesses): Do not set the removed flag.
6918 (sra_modify_expr): Check for type compatibility directly.
6920 2010-01-04 Martin Jambor <mjambor@suse.cz>
6922 PR tree-optimization/42366
6923 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6924 edges with variable number of parameters.
6925 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6926 flag instead of asserting it.
6927 (ipa_read_node_info): Read uses_analysis_done flag.
6929 2010-01-04 Richard Guenther <rguenther@suse.de>
6931 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6932 iterative_hash_* as intended.
6933 (vn_reference_compute_hash): Likewise. Simplify hashing
6935 (vn_reference_lookup_2): Likewise.
6936 (vn_nary_op_compute_hash): Likewise.
6937 (vn_phi_compute_hash): Likewise.
6938 (expressions_equal_p): Remove strange code.
6939 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6940 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6941 (bitmap_insert_into_set_1): Take value-id as parameter.
6942 (add_to_value): Pass it.
6943 (bitmap_insert_into_set): Likewise.
6944 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6946 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6949 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6950 (do_self_spec): For switches with SWITCH_IGNORE set set also
6951 SWITCH_IGNORE_PERMANENTLY.
6952 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6955 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6957 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6958 tree of an unreferenced global var.
6960 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6963 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6964 GTU to GT for V4SI and V2DI.
6966 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6967 (umin<mode>3): Removed.
6969 (uminv4si3): Likewise.
6971 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6974 * collect2.c (main): Turn on trace in collect2 if -v is passed
6977 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6979 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6980 description of expression operand.
6982 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6984 * configure.ac: Add install-html to target_list for Make-hooks.
6985 * configure: Regenerate.
6986 * fortran/Make-lang.in (F95_HTMLFILES): New.
6987 (fortran.html): Use it.
6988 (fortran.install-html): New.
6989 * Makefile.in (install-html): Add lang.install-html.
6990 * java/Make-lang.in (JAVA_HTMLFILES): New.
6991 (java.html): Use it.
6992 (java.install-html): New.
6993 * objc/Make-lang.in (objc.install-html): New.
6994 * objcp/Make-lang.in (obj-c++.install-html): New.
6995 * cp/Make-lang.in (c++.install-html): New.
6996 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6997 * lto/Make-lang.in (lto.install-html): New.
6999 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7002 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7004 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7006 PR rtl-optimization/41862
7007 * store-motion.c (store_killed_in_insn, compute_store_table,
7008 remove_reachable_equiv_notes, replace_store_insn,
7009 build_store_vectors): Ignore all DEBUG_INSNs.
7011 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7014 * common.opt: Add dumpdir.
7016 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7018 (option_map): Add --dumpdir.
7020 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7022 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7024 * opts.c (decode_options): Try dump_dir_name first if
7025 dump_base_name isn't an absolute path.
7026 (common_handle_option): Handle OPT_dumpdir.
7028 * toplev.c (dump_dir_name): New.
7029 (print_switch_values): Also ignore -dumpdir.
7031 * toplev.h (dump_dir_name): New.
7033 2010-01-03 Richard Guenther <rguenther@suse.de>
7035 PR tree-optimization/42589
7036 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7037 double-word expansion of bswap32.
7039 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7041 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7042 with BLOCK_FOR_INSN.
7043 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7044 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7045 noce_process_if_block): Likewise.
7046 * gcse.c (compute_local_properties, insert_expr_in_table,
7047 insert_set_in_table, canon_list_insert, find_avail_set,
7048 pre_insert_copy_insn): Likewise.
7050 * basic-block.h (BLOCK_NUM): Move from here...
7051 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7053 2010-01-03 Richard Guenther <rguenther@suse.de>
7055 PR tree-optimization/42438
7056 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7057 contains_may_not_return_call flag.
7058 (BB_MAY_NOTRETURN): New.
7059 (valid_in_sets): Trapping nary operations are not valid
7060 in blocks that may not return.
7061 (insert_into_preds_of_block): Remove check for trapping expressions.
7062 (compute_avail): Compute also BB_MAY_NOTRETURN.
7064 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7066 * doc/invoke.texi: Add 2010 to copyright years.
7068 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7070 * config/sparc/sparc.c: Fix formatting nits.
7072 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7073 Alexander Monakov <amonakov@ispras.ru>
7075 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7077 2010-01-02 Richard Guenther <rguenther@suse.de>
7080 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7081 (simplify_switch_using_ranges): Mark to be removed edges
7084 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7086 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7088 * collect2.c (scan_libraries): Add missing argument in call to
7091 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7094 * config/alpha/predicates.md (aligned_memory_operand): Return false
7096 (unaligned_memory_operand): Return true for CQImode.
7097 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7098 doesn not cross aligned SImode word boundary.
7100 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7102 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7104 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7105 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7107 2010-01-02 Richard Guenther <rguenther@suse.de>
7110 * toplev.c (compile_file): Emit LTO marker properly. Change
7112 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7114 2010-01-01 Richard Guenther <rguenther@suse.de>
7117 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7119 2010-01-01 Richard Guenther <rguenther@suse.de>
7122 * c-decl.c (grokdeclarator): For zero-size arrays force
7123 structural equality checks as layout_type does.
7125 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7127 * builtins.c: Update copyright to 2010.
7129 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7132 * lto-streamer-out.c (produce_asm): Revert the last change.
7133 (copy_function): Likewise.
7135 * lto-streamer.c (lto_get_section_name): Skip any leading
7138 2010-01-01 Richard Guenther <rguenther@suse.de>
7141 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7145 Copyright (C) 2010 Free Software Foundation, Inc.
7147 Copying and distribution of this file, with or without modification,
7148 are permitted in any medium without royalty provided the copyright
7149 notice and this notice are preserved.