1 2010-04-23 Richard Guenther <rguenther@suse.de>
4 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
7 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9 * sese.h (create_if_region_on_edge): Remove.
11 * sese.c (create_if_region_on_edge): Make static.
13 * tree-inline.c: Do not include ggc.h.
15 * expr.c: Do not include ggc.h.
17 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
20 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
23 * config/sh/sh.c (find_barrier): Don't emit a constant pool
24 in the middle of insns for casesi_worker_2.
26 2010-04-22 David Edelsohn <edelsohn@gnu.org>
28 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
30 2010-04-22 Ira Rosen <irar@il.ibm.com>
32 PR tree-optimization/43842
33 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
34 loop unrolling in update of exit phis. Fix comment.
35 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
36 least two reduction statements in the loop before starting SLP
39 2010-04-22 Nick Clifton <nickc@redhat.com>
41 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
43 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
45 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
48 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
50 * tree-parloops.c (loop_parallel_p): New argument
51 parloop_obstack. Pass it down.
52 (parallelize_loops): New variable parloop_obstack. Initialize it,
53 pass it down, free it.
55 * tree-loop-linear.c (linear_transform_loops): Pass down
58 * tree-data-ref.h (lambda_compute_access_matrices): New argument
59 of type struct obstack *.
61 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
62 scratch_obstack. Initialize it, pass down, free it.
64 * lambda.h (lambda_loop_new): Remove.
65 (lambda_matrix_new, lambda_matrix_inverse)
66 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
67 argument of type struct obstack *.
69 * lambda-trans.c (lambda_trans_matrix_new): New argument
70 lambda_obstack. Pass it down, use obstack allocation for ret.
71 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
74 * lambda-mat.c (lambda_matrix_get_column)
75 (lambda_matrix_project_to_null): Remove.
76 (lambda_matrix_new): New argument lambda_obstack. Use obstack
78 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
81 * lambda-code.c (lambda_loop_new): New function.
82 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
83 (lambda_compute_auxillary_space, lambda_compute_target_space)
84 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
85 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
86 (build_access_matrix): New argument lambda_obstack. Use obstack
88 (lambda_compute_step_signs, lambda_compute_access_matrices): New
89 argument lambda_obstack. Pass it down.
91 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
93 * optabs.h (expand_widening_mult): Declare.
95 2010-04-22 Richard Guenther <rguenther@suse.de>
97 PR tree-optimization/43845
98 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
99 lookup the CALL_EXPR function and arguments.
101 2010-04-22 Nick Clifton <nickc@redhat.com>
103 * config/stormy16/stormy16.c
104 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
105 * config/stormy16/stormy16.h: Tidy up formatting.
106 (DONT_USE_BUILTIN_SETJMP): Remove definition.
107 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
108 (ineqbranchsi): Delete pattern.
109 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
110 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
111 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
112 stormy16-lib2-ucmpsi2.c.
114 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
116 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
117 df_simulate_find_noclobber_defs as appropriate. Keep track of an
118 extra set merge_set_noclobber, and use it to relax the final test
120 * df.h (df_simulate_find_noclobber_defs): Declare.
121 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
123 (df_simulate_find_noclobber_defs): New function.
125 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
127 * config/i386/i386.md: Use {} around multi-line preparation statements.
129 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
131 * c-tree.h (push_init_level, pop_init_level, set_init_index)
132 (process_init_element): New argument of type struct obstack *.
134 * c-typeck.c (push_init_level, pop_init_level, set_designator)
135 (set_init_index, set_init_label, set_nonincremental_init)
136 (set_nonincremental_init_from_string, find_init_member)
137 (output_init_element, output_pending_init_elements)
138 (process_init_element): New argument braced_init_obstack. Pass it
140 (push_range_stack, add_pending_init): New argument
141 braced_init_obstack. Use obstack allocation.
143 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
144 braced_init_obstack. Pass it down.
145 (c_parser_braced_init): New variables ret, braced_init_obstack.
146 Initialize obstack, pass it down and finally free it.
148 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
151 * tree-pass.h (pass_optimize_widening_mul): Declare.
152 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
153 gate_optimize_widening_mul): New static functions.
154 (pass_optimize_widening_mul): New.
155 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New
157 <case MULT_EXPR>: Remove support for widening multiplies.
158 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
159 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
160 simplify_gen_unary rather than directly building extensions.
161 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
163 * expmed.c (expand_widening_mult): New function.
164 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
166 2010-04-21 Jan Hubicka <jh@suse.cz>
168 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
169 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
170 * lto-wpa-fixup.c: Remove.
171 * Makefile.in (lto-wpa-fixup.o): Remove.
172 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
173 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
174 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
176 2010-04-21 Jan Hubicka <jh@suse.cz>
178 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
179 add write_optimization_summary, read_optimization_summary.
180 (ipa_write_summaries_of_cgraph_node_set): Remove.
181 (ipa_write_optimization_summaries): Declare.
182 (ipa_read_optimization_summaries): Declare.
183 * ipa-cp.c (pass_ipa_cp): Update.
184 * ipa-reference.c (pass_ipa_reference): Update.
185 * ipa-pure-const.c (pass_ipa_pure_const): Update.
186 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
188 * ipa-inline.c (pass_ipa_inline): Update.
189 * ipa.c (pass_ipa_whole_program): Update.
190 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
191 * passes.c (ipa_write_summaries_1): Do not test wpa.
192 (ipa_write_optimization_summaries_1): New.
193 (ipa_write_optimization_summaries): New.
194 (ipa_read_summaries): Do not test ltrans.
195 (ipa_read_optimization_summaries_1): New.
196 (ipa_read_optimization_summaries): New.
198 2010-04-21 Jan Hubicka <jh@suse.cz>
200 * lto-cgraph.c (lto_output_node): Do not output comdat groups
202 (output_cgraph): Do not arrange comdat groups for boundary nodes.
204 2010-04-21 Jakub Jelinek <jakub@redhat.com>
207 * dwarf2out.c (add_name_and_src_coords_attributes): Add
208 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
210 2010-04-21 Jan Hubicka <jh@suse.cz>
212 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
214 2010-04-21 Jan Hubicka <jh@suse.cz>
216 * varpool.c (decide_is_variable_needed): Variable is always needed
219 2010-04-21 Jan Hubicka <jh@suse.cz>
221 * opts.c (decode_options): Enable pure-const pass for whopr.
223 2010-04-21 Jan Hubicka <jh@suse.cz>
225 * cgraph.c (dump_cgraph_node): Dump also assembler name.
226 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
228 (cgraph_decide_inlining): Do not expect callee to be removed in all
231 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
233 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
235 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
237 * config/i386/i386.md (x86_shrd): Add athlon_decode and
238 amdfam10_decode attributes.
240 2010-04-21 Jakub Jelinek <jakub@redhat.com>
243 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
244 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
245 (lower_copyprivate_clauses): Use private var in outer
246 context instead of original var. Make sure the types
247 are correct for VLAs.
249 2010-04-21 Richard Guenther <rguenther@suse.de>
251 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
252 to non-pointer objects.
254 2010-04-21 Jakub Jelinek <jakub@redhat.com>
256 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
257 last chain entry if it starts with the still current label.
258 (add_location_or_const_value_attribute): Check that
259 loc_list->first->next is NULL instead of comparing ->first with ->last.
260 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
261 to add_var_loc_to_decl.
263 * dwarf2out.c (output_call_frame_info): For dw_cie_version
264 >= 4 add also address size and segment size fields into CIE header.
266 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
267 long as address size is the same as sizeof (void *) and
269 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
270 address size or segment size is unexpected, return DW_EH_PE_omit.
271 (classify_object_over_fdes): If get_cie_encoding returned
272 DW_EH_PE_omit, return -1.
273 (init_object): If classify_object_over_fdes returned -1,
274 pretend there were no FDEs at all.
276 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
278 * config/i386/i386.md (bswap<mode>2): Macroize expander from
279 bswap{si,di}2 using SWI48 mode iterator.
280 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
281 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
282 set modrm attribute of bswap insn to 0 and remove length attribute.
283 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
284 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
285 set mode attribute to <MODE> and remove length attribute.
287 2010-04-20 James E. Wilson <wilson@codesourcery.com>
289 PR rtl-optimization/43520
290 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
291 zero available registers.
293 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
295 * builtins.c (fold_builtin_cproj): Fold more cases.
297 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
299 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
300 (fold_builtin_1): Fold builtin cproj.
301 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
302 Use ATTR_CONST_NOTHROW_LIST.
304 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
306 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
307 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
308 ffsi2_no_cmove for !TARGET_CMOVE.
309 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
310 (ffssi2): Remove expander.
311 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
313 (ctz<mode>2): Ditto from ctz{si,di}2.
314 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
316 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
319 2010-04-20 Jakub Jelinek <jakub@redhat.com>
321 * dwarf2out.c (AT_linkage_name): Define.
322 (clone_as_declaration): Handle DW_AT_linkage_name.
323 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
324 of DW_AT_MIPS_linkage_name.
325 (move_linkage_attr): Likewise.
326 (dwarf2out_finish): Likewise.
328 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
331 * fold-const.c (fold_comparison): New folding rule.
333 2010-04-20 Anatoly Sokolov <aesok@post.ru>
335 * double-int.h (double_int_setbit): Declare.
336 * double-int.c (double_int_setbit): New function.
337 * rtl.h (immed_double_int_const): Declare.
338 * emit-rtl.c (immed_double_int_const): New function.
339 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
340 and immed_double_int_const functions.
341 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
342 expand_copysign_bit): (Ditto.).
343 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
344 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
345 * dojump.c (prefer_and_bit_test): (Ditto.).
346 * expr.c (convert_modes, reduce_to_bit_field_precision,
347 const_vector_from_tree): (Ditto.).
348 * expmed.c (mask_rtx, lshift_value): (Ditto.).
350 2010-04-20 Jan Hubicka <jh@suse.cz>
352 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
353 (dump_cgraph_node): Dump new flags.
354 * cgraph.h (struct cgraph_node): Add flags
355 reachable_from_other_partition and in_other_partition.
356 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
357 other partition can not be removed.
358 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
359 the other partition must be output; silence sanity checking on
360 leaking functions bodies from other paritition.
361 * lto-cgraph.c (reachable_from_other_partition_p): New function.
362 (lto_output_node): Output new flags; do not sanity check that inline
363 clones are output; drop lto_forced_extern_inline_p code; do not mock
364 visibility flags at partition boundaries.
365 (add_node_to): New function.
366 (output_cgraph): Use it to sort functions so masters appear before
368 (input_overwrite_node): Input new flags.
369 * passes.c (ipa_write_summaries): Do not call
370 lto_new_extern_inline_states.
371 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
372 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
373 lto_forced_extern_inline_p): Kill.
374 * lto-streamer.h (lto_new_extern_inline_states,
375 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
376 lto_forced_extern_inline_p): Kill.
378 2010-04-20 Richard Guenther <rguenther@suse.de>
380 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
381 from vars that can have pointers.
382 (process_constraint): Dump useless constraints.
384 2010-04-20 Richard Guenther <rguenther@suse.de>
386 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
387 (dump_sa_points_to_info): Remove asserts.
388 (init_base_vars): nothing_id isn't an escape point nor does it
391 2010-04-20 Jakub Jelinek <jakub@redhat.com>
393 * tree.h (TYPE_REF_IS_RVALUE): Define.
394 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
395 should_move_die_to_comdat, prune_unused_types_walk): Handle
396 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
397 (modified_type_die, gen_reference_type_die): Emit
398 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
399 if TYPE_REF_IS_RVALUE and -gdwarf-4.
401 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
404 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
405 calls for -fpic -m31 if they have been sibcall optimized.
407 2010-04-19 James E. Wilson <wilson@codesourcery.com>
409 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
410 ar.lc fixed and call-used.
412 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
414 2010-04-19 Jan Hubicka <jh@suse.cz>
416 * opts.c (decode_options): Disable whpr incompatible passes.
417 * lto/lto.c (lto_1_to_1_map): Skip clones.
418 (read_cgraph_and_symbols): Do not mark everything as needed.
419 (do_whole_program_analysis): Do map only after optimizing;
420 set proper cgraph_state; use passmanager.
422 2010-04-19 DJ Delorie <dj@redhat.com>
424 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
425 POINTER_PLUS_EXPR and fix them.
427 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
429 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
430 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
431 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
432 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
433 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
434 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
435 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
436 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
437 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
438 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
439 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
441 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
443 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
444 (check_cond_move_block): Likewise.
445 (cond_move_process_if_block): Likewise.
446 (noce_find_if_block): Improve formatting.
447 (find_if_header): Pass 0 to memset and tweak conditions.
448 (cond_exec_find_if_block): Fix long lines and tweak conditions.
450 2010-04-19 Jakub Jelinek <jakub@redhat.com>
452 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
456 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
457 with non-local decl doesn't need chain.
459 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
461 * ira-color.c (allocno_reload_assign): Avoid accumulating
462 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
464 2010-04-19 Martin Jambor <mjambor@suse.cz>
466 * gimple.h (create_tmp_reg): Declare.
467 * gimplify.c (create_tmp_reg): New function.
468 (gimplify_return_expr): Use create_tmp_reg.
469 (gimplify_omp_atomic): Likewise.
470 (gimple_regimplify_operands): Likewise.
471 * tree-dfa.c (make_rename_temp): Likewise.
472 * tree-predcom.c (predcom_tmp_var): Likewise.
473 (reassociate_to_the_same_stmt): Likewise.
474 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
475 (get_replaced_param_substitute): Likewise.
476 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
477 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
478 * tree-ssa-pre.c (get_representative_for): Likewise.
479 (create_expression_by_pieces): Likewise.
480 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
481 (create_tailcall_accumulator): Likewise.
483 2010-04-19 Martin Jambor <mjambor@suse.cz>
485 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
487 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
489 2010-04-19 Richard Guenther <rguenther@suse.de>
491 PR tree-optimization/43796
492 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
493 from SCEV in the lattice.
494 (vrp_visit_phi_node): Dump change.
496 2010-04-19 Richard Guenther <rguenther@suse.de>
498 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
499 * configure: Re-generated.
501 2010-04-19 Richard Guenther <rguenther@suse.de>
503 PR tree-optimization/43783
504 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
505 constant ARRAY_REF operands two and three if possible.
507 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
510 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
512 2010-04-19 Jie Zhang <jie@codesourcery.com>
515 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
517 2010-04-19 Ira Rosen <irar@il.ibm.com>
519 PR tree-optimization/37027
520 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
521 and macro to access it.
522 (vectorizable_reduction): Add argument.
523 (vect_get_slp_defs): Likewise.
524 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
525 statements for possible use in SLP.
526 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
527 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
528 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
530 (vectorizable_reduction): Likewise.
531 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
533 (vectorizable_type_demotion, vectorizable_type_promotion,
534 vectorizable_store): Likewise.
535 (vect_analyze_stmt): Update call to vectorizable_reduction.
536 (vect_transform_stmt): Likewise.
537 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
538 (vect_build_slp_tree): Fix indentation. Check that there are no loads
539 from different interleaving chains in same node.
540 (vect_slp_rearrange_stmts): New function.
541 (vect_supported_load_permutation_p): Allow load permutations for
542 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
543 inside SLP nodes if necessary.
544 (vect_analyze_slp_instance): Handle reductions.
545 (vect_analyze_slp): Try to build SLP instances originating from groups
547 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
548 (vect_get_constant_vectors): Create initial vectors for reductions
549 according to reduction code. Add new argument.
550 (vect_get_slp_defs): Add new argument, pass it to
551 vect_get_constant_vectors.
552 (vect_schedule_slp_instance): Remove SLP tree root statements.
554 2010-04-19 Jakub Jelinek <jakub@redhat.com>
556 * tree.h (ENUM_IS_SCOPED): Define.
557 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
558 for ENUM_IS_SCOPED enums.
560 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
562 * fold-const.c (fold_comparison): Use ssizetype.
563 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
564 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
565 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
566 * tree-object-size.c (compute_object_sizes): Use size_type_node.
568 * tree.h (initialize_sizetypes): Remove parameter.
569 (build_common_tree_nodes): Remove second parameter.
570 * stor-layout.c (initialize_sizetypes): Remove parameter.
571 Always create an unsigned type.
572 (set_sizetype): Assert that the passed type is unsigned and simplify.
573 * tree.c (build_common_tree_nodes): Remove second parameter.
574 Adjust call to initialize_sizetypes.
575 * c-decl.c (c_init_decl_processing): Remove second argument in call to
576 build_common_tree_nodes.
578 2010-04-18 Matthias Klose <doko@ubuntu.com>
580 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
582 2010-04-18 Ira Rosen <irar@il.ibm.com>
584 PR tree-optimization/43771
585 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
586 load permutation doesn't have gaps.
588 2010-04-18 Jan Hubicka <jh@suse.cz>
590 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
591 (sse_prologue_save_insn expander): Use new pattern.
592 (sse_prologue_save_insn1): New pattern and splitter.
593 (sse_prologue_save_insn): Update to deal also with 64bit aligned
595 * i386.c (setup_incoming_varargs_64): Do not compute jump
597 (ix86_gimplify_va_arg): Update alignment needed.
598 (ix86_local_alignment): Do not align all local arrays to 128bit.
600 2010-04-17 Jan Hubicka <jh@suse.cz>
602 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
604 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
606 * arm.md (negdi2): Remove redundant code to force values into a
609 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
611 * arm/bpabi.S: Add EABI alignment attributes to objects.
612 * arm/bpabi-v6m.S: Likewise.
613 * arm/crti.asm: Likewise.
614 * arm/crtn.asm: Likewise.
615 * arm/lib1funcs.asm: Likewise.
616 * arm/libunwind.S: Likewise.
618 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
620 * arm-protos.h (tune_params): New structure.
621 * arm.c (current_tune): New variable.
622 (arm_constant_limit): Delete.
623 (struct processors): Add pointer to the tune parameters.
624 (arm_slowmul_tune): New tuning option.
625 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
626 (all_cores): Adjust to pick up the tuning model.
627 (arm_constant_limit): New function.
628 (arm_override_options): Select the appropriate tuning model. Delete
629 initialization of arm_const_limit.
630 (arm_split_constant): Use the new constant-limit model.
631 (arm_rtx_costs): Pick up the current tuning model.
632 * arm.md (is_strongarm, is_xscale): Delete.
633 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
634 for Xscale variant architectures.
635 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
637 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
639 * config/arm/arm.c (arm_gen_constant): Remove unused variable
641 (arm_rtx_costs_1): Remove unused variable extra_cost.
642 (arm_unwind_emit_set): Use variable offset.
643 (thumb1_output_casesi): Remove unused variable flags.
645 2010-04-16 Jeff Law <law@redhat.com>
647 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
648 needing assignment rather than doing a two-phase assignment. Remove
651 2010-04-16 Jakub Jelinek <jakub@redhat.com>
654 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
656 2010-04-16 Doug Kwan <dougkwan@google.com>
658 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
659 (next_operand_entry_id): New static variable.
660 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
661 (add_to_ops_vec): Assigned unique ID to operand entry.
662 (struct oecount_s): New field ID.
663 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
664 (undistribute_ops_list): Assign unique IDs to oecounts.
665 (init_reassoc): reset next_operand_entry_id.
667 2010-04-16 Doug Kwan <dougkwan@google.com>
669 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
670 missing left parenthesis.
672 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
674 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
675 *btdi_rex64 using SWI48 mode iterator.
676 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
677 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
678 *jcc_btdi_mask_rex64.
680 2010-04-16 Anatoly Sokolov <aesok@post.ru>
682 * double-int.h (tree_to_double_int): Convert to macro.
683 * double-int.c (tree_to_double_int): Remove.
685 2010-04-16 Jakub Jelinek <jakub@redhat.com>
688 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
689 with want_address 2 and in case a single element list might be
690 possible, call it again with want_address 0.
692 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
694 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
695 case 'W' print operands for HI mode.
696 * config/h8300/h8300.h (Y0, Y2) : New constraints.
697 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
698 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
699 * config/h8300/predicate.md (bit_register_indirect_operand): New.
701 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
703 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
704 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
705 #xx:3 and #xx:4 mode.
707 * config/h8300/h8300.md (inverted load with HImode dest): Add
710 * config/h8300/predicate.md (bit_operand): Allow immediate values that
711 satisfy 'U' constraint.
713 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
715 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
716 * configure: Regenerate.
717 * config.in: Regenerate.
718 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
721 2010-04-16 Richard Guenther <rguenther@suse.de>
723 * tree.h (struct tree_decl_minimal): Move pt_uid ...
724 (struct tree_decl_common): ... here.
725 (DECL_PT_UID): Adjust.
726 (SET_DECL_PT_UID): Likewise.
727 (DECL_PT_UID_SET_P): Likewise.
729 2010-04-16 Richard Guenther <rguenther@suse.de>
731 PR tree-optimization/43572
732 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
733 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
734 * tree-flow.h (is_call_clobbered): Remove.
735 * tree-flow-inline.h (is_call_clobbered): Likewise.
736 * tree-dfa.c (dump_variable): Do not dump call clobber state.
737 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
738 (execute_return_slot_opt): Adjust.
739 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
740 check for call clobbered vars here.
741 (find_tail_calls): Move tailcall verification to the
744 2010-04-16 Diego Novillo <dnovillo@google.com>
746 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
748 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
751 * config/arm/arm.md (cbranchqi4): New pattern.
752 * config/arm/predicates.md (const0_operand,
753 cbranchqi4_comparison_operator): New predicates.
755 2010-04-16 Richard Guenther <rguenther@suse.de>
757 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
758 (dump_gimple_stmt): Likewise.
760 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
762 * recog.h (struct recog_data): New field is_operator.
763 (struct insn_operand_data): New field is_operator.
764 * recog.c (extract_insn): Set recog_data.is_operator.
765 * genoutput.c (output_operand_data): Emit code to set the
767 * reload.c (find_reloads): Use it rather than testing for an
768 empty constraint string.
771 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
772 If the previous insn is a cbranchsi4_insn with the same arguments,
773 omit the compare instruction.
775 * config/arm/arm.md (addsi3_cbranch): If destination is a high
776 register, inputs must be low registers and we need a low register
777 scratch. Handle alternative 2 like alternative 3.
779 2010-04-16 Jakub Jelinek <jakub@redhat.com>
781 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
782 don't call get_addr on both. If one expression is a VALUE and
783 the other a REG, check VALUE's locs if the REG isn't among them.
785 2010-04-16 Christian Bruel <christian.bruel@st.com>
787 * config/sh/sh.h (sh_frame_pointer_required): New function.
788 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
789 (flag_omit_frame_pointer) Set.
790 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
791 (rounded_frame_size): Adjust size with outgoing_args_size.
792 (sh_set_return_address): Must return from stack pointer.
793 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
794 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
795 (ACCUMULATE_OUTGOING_ARGS): Define.
796 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
797 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
799 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
802 * config/sh/sh.c (sh_legitimize_reload_address): Use
803 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
804 Remove a unneeded check for offset_base.
806 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
808 * configure: Regenerated.
810 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
812 * config/s390/s390.c (s390_call_save_register_used): Switch back
815 2010-04-15 Richard Guenther <rguenther@suse.de>
817 * alias.c (alias_set_subset_of): Handle alias-set zero
820 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
821 Julian Brown <julian@codesourcery.com>
823 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
824 alternatives according to use of high and low regs.
825 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
826 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
827 optimizing for size on Thumb-2.
829 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
831 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
833 2010-04-15 Richard Guenther <rguenther@suse.de>
835 * tree-ssa-structalias.c (struct variable_info): Add
837 (new_var_info): Initialize it.
838 (dump_constraints): Support printing last added constraints.
839 (debug_constraints): Adjust.
840 (dump_constraint_graph): Likewise.
841 (make_heapvar_for): Check for NULL cfun.
842 (get_function_part_constraint): New function.
843 (get_fi_for_callee): Likewise.
844 (find_func_aliases): Properly implement IPA PTA constraints.
845 (process_ipa_clobber): New function.
846 (find_func_clobbers): Likewise.
847 (insert_into_field_list_sorted): Remove.
848 (create_function_info_for): Properly allocate vars for IPA mode.
849 Do not use insert_into_field_list_sorted.
850 (create_variable_info_for): Properly generate constraints for
851 global vars in IPA mode.
852 (dump_solution_for_var): Always dump the solution.
853 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
854 (find_what_var_points_to): Adjust.
855 (pt_solution_set): Change.
856 (pt_solution_ior_into): New function.
857 (pt_solution_empty_p): Export.
858 (pt_solution_includes_global): Adjust.
859 (pt_solution_includes_1): Likewise.
860 (pt_solutions_intersect_1): Likewise.
861 (dump_sa_points_to_info): Check some invariants.
862 (solve_constraints): Move constraint dumping ...
863 (compute_points_to_sets): ... here.
864 (ipa_pta_execute): ... and here.
865 (compute_may_aliases): Do not re-compute points-to info
866 locally if IPA info is available.
867 (ipa_escaped_pt): New global var.
868 (ipa_pta_execute): Properly implement IPA PTA.
869 * tree-into-ssa.c (dump_decl_set): Support dumping
870 decls not in referenced-vars.
871 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
872 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
873 (dump_points_to_solution): Likewise.
874 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
875 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
876 (remap_gimple_stmt): Reset call clobber/use information if necessary.
877 (copy_decl_to_var): Copy DECL_PT_UID.
878 (copy_result_decl_to_var): Likewise.
879 * tree.c (make_node_stat): Initialize DECL_PT_UID.
880 (copy_node_stat): Copy it.
881 * tree.h (DECL_PT_UID): New macro.
882 (SET_DECL_PT_UID): Likewise.
883 (DECL_PT_UID_SET_P): Likewise.
884 (struct tree_decl_minimal): Add pt_uid member.
885 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
886 (pt_solution_empty_p): Declare.
887 (pt_solution_set): Adjust.
888 (ipa_escaped_pt): Declare.
889 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
890 * gimple-pretty-print.c (pp_points_to_solution): New function.
891 (dump_gimple_call): Dump call clobber/use information.
892 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
893 * tree-pass.h (TDF_ALIAS): New dump option.
894 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
895 * doc/invoke.texi (-fipa-pta): Update documentation.
897 2010-04-15 Richard Guenther <rguenther@suse.de>
899 * Makefile.in (OBJS-common): Add gimple-fold.o.
900 (gimple-fold.o): New rule.
901 * tree.h (maybe_fold_offset_to_reference,
902 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
904 * gimple.h: ... here.
905 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
906 may_propagate_address_into_dereference): Move prototypes ...
907 * gimple.h: ... here.
908 * tree-ssa-ccp.c (get_symbol_constant_value,
909 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
910 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
911 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
912 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
913 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
914 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
915 gimplify_and_update_call_from_tree): Move ...
916 * gimple-fold.c: ... here. New file.
917 (ccp_fold_builtin): Rename to ...
918 (gimple_fold_builtin): ... this.
919 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
921 2010-04-15 Richard Guenther <rguenther@suse.de>
923 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
924 fit_double_type, force_fit_type_double, add_double_with_sign,
925 neg_double, mul_double_with_sign, lshift_double, rshift_double,
926 lrotate_double, rrotate_double, div_and_round_double): Move ...
927 * double-int.c: ... here.
928 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
929 add_double, neg_double, mul_double_with_sign, mul_double,
930 lshift_double, rshift_double, lrotate_double, rrotate_double,
931 div_and_round_double): Move prototypes ...
932 * double-int.h: ... here.
934 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
937 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
938 matching constraints to ensure inputs match the output.
940 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
943 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
944 in an input-only operand.
946 2010-04-15 Anatoly Sokolov <aesok@post.ru>
948 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
949 (double_int_not, double_int_lshift, double_int_rshift): Declare.
950 (double_int_negative_p): Convert to static inline function.
951 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
952 (double_int_negative_p): Remove.
953 * tree.h (lshift_double, rshift_double):
954 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
955 * fold-const.c (fold_convert_const_int_from_real,
956 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
957 (lshift_double): Change type of arith argument to bool.
958 (rshift_double): Change type of arith argument to bool. Correct
960 * expmed.c (mask_rtx, lshift_value): (Ditto.).
962 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
965 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
966 at the start and end of the then/else blocks, and omit them from the
968 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
969 argument; all callers changed. Pass zero to old_insns_match_p instead.
970 (flow_find_head_matching_sequence): New function.
971 (old_insns_match_p): Check REG_EH_REGION notes for calls.
972 * basic-block.h (flow_find_cross_jump,
973 flow_find_head_matching_sequence): Declare functions.
975 2010-04-14 Jason Merrill <jason@redhat.com>
978 * c-common.c (attribute_takes_identifier_p): New fn.
979 * c-common.h: Declare it.
981 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
983 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
985 (*udivmod<mode>4): Ditto.
987 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
989 * config/i386/i386.md (maxmin_int): Rename code attribute from
990 maxminiprefix and update all users.
991 (maxmin_float): Ditto from maxminfprefix.
992 (logic): Ditto from logicprefix.
993 (absneg_mnemonic): Ditto from absnegprefix.
994 * config/i386/mmx.md: Update all users of maxminiprefix,
995 maxminfprefix and logicprefix for rename.
996 * config/i386/sse.md: Ditto.
997 * config/i386/sync.md (sync_<code><mode>): Update for
1000 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1003 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1004 warnings converted to errors.
1006 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1008 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1009 used insn_type variable.
1010 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1011 to avoid set-but-not-used warning.
1013 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1015 * df-core.c (df_ref_debug): Change format string placeholder
1017 * dwarf2asm.c (dw2_asm_output_data_raw,
1018 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1019 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1020 * dwarf2out.c (output_cfi, output_cfi_directive,
1021 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1022 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1024 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1025 * print-rtl.c (print_rtx): Ditto.
1027 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1030 * builtins.c (expand_builtin_pow_root): New function to expand pow
1031 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1032 series of sqrt and cbrt calls under -ffast-math.
1033 (expand_builtin_pow): Call it.
1035 2010-04-14 Michael Matz <matz@suse.de>
1037 PR tree-optimization/42963
1038 * tree-cfg.c (touched_switch_bbs): New static variable.
1039 (group_case_labels_stmt): New function broken out from ...
1040 (group_case_labels): ... here, use the above.
1041 (start_recording_case_labels): Allocate touched_switch_bbs.
1042 (end_recording_case_labels): Deallocate it, call
1043 group_case_labels_stmt.
1044 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1046 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1048 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1051 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1053 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1055 2010-04-13 Jan Hubicka <jh@suse.cz>
1057 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1058 of optimized out static functions.
1059 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1060 cost computation. Also sanity check for overflows.
1061 (update_caller_keys): Update cgraph_edge_badness call; properly
1062 update fibheap and sanity check that it is up to date.
1063 (add_new_edges_to_heap): Update cgraph_edge_badness.
1064 (cgraph_decide_inlining_of_small_function): Likewise;
1065 add sanity checking that badness in heap is up to date;
1066 improve dumping of reason; Update badness of calls to the
1067 offline copy of function currently inlined; dump badness
1068 of functions not inlined because of unit growth limits.
1070 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1073 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1074 because of sign-extension change when converting to sizetype here...
1075 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1077 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1078 the folding to constants. Remove redundant final conversion.
1079 (fold_binary) <associate>: Do not associate if the re-association of
1080 constants alone overflows.
1081 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1082 to the end of the list.
1083 (multiple_of_p) <COND_EXPR>: New case.
1085 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1087 * opt-functions.awk (opt_sanitized_name): New.
1089 * optc-gen.awk: Use it
1090 * opth-gen.awk: Use it.
1092 2010-04-13 Martin Jambor <mjambor@suse.cz>
1094 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1095 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1096 children. Call replace_uses_with_default_def_ssa_name to handle
1099 2010-04-13 Michael Matz <matz@suse.de>
1102 * builtins.c (expand_builtin_interclass_mathfn): Also create
1103 a register if the predicate doesn't match.
1105 2010-04-13 Diego Novillo <dnovillo@google.com>
1107 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1108 * c-pch.c: Include timevar.h.
1109 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1110 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1111 * ggc-common.c: Include timevar.h.
1112 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1113 * timevar.def (TV_PCH_SAVE): Define.
1114 (TV_PCH_CPP_SAVE): Define.
1115 (TV_PCH_PTR_REALLOC): Define.
1116 (TV_PCH_PTR_SORT): Define.
1117 (TV_PCH_RESTORE): Define.
1118 (TV_PCH_CPP_RESTORE): Define.
1120 2010-04-13 Michael Matz <matz@suse.de>
1122 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1124 (can_reassociate_p): New function.
1125 (break_up_subtract_bb, reassociate_bb): Use it.
1127 2010-04-13 Richard Guenther <rguenther@suse.de>
1130 * builtins.c (c_readstr): Fix assert.
1132 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1134 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1135 when generating cltd insn.
1137 (*ashl<mode>3_1): Remove special handling for register operand 2.
1138 (*ashlsi3_1_zext): Ditto.
1139 (*ashlhi3_1): Ditto.
1140 (*ashlhi3_1_lea): Ditto.
1141 (*ashlqi3_1): Ditto.
1142 (*ashlqi3_1_lea): Ditto.
1143 (*<shiftrt_insn><mode>3_1): Ditto.
1144 (*<shiftrt_insn>si3_1_zext): Ditto.
1145 (*<shiftrt_insn>qi3_1_slp): Ditto.
1146 (*<rotate_insn><mode>3_1): Ditto.
1147 (*<rotate_insn>si3_1_zext): Ditto.
1148 (*<rotate_insn>qi3_1_slp): Ditto.
1150 2010-04-13 Richard Guenther <rguenther@suse.de>
1152 * tree-ssa-structalias.c (callused_id): Remove.
1153 (call_stmt_vars): New.
1154 (get_call_vi): Likewise.
1155 (lookup_call_use_vi): Likewise.
1156 (lookup_call_clobber_vi): Likewise.
1157 (get_call_use_vi): Likewise.
1158 (get_call_clobber_vi): Likewise.
1159 (make_transitive_closure_constraints): Likewise.
1160 (handle_const_call): Adjust to do per-call call-used handling.
1161 (handle_pure_call): Likewise.
1162 (find_what_var_points_to): Remove general callused handling.
1163 (init_base_vars): Likewise.
1164 (init_alias_vars): Initialize call_stmt_vars.
1165 (compute_points_to_sets): Process call-used and call-clobbered
1166 vars for call statements.
1167 (delete_points_to_sets): Free call_stmt_vars.
1169 2010-04-13 Richard Guenther <rguenther@suse.de>
1171 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1172 Only add RW dependence for dependence distance zero.
1173 Adjust maximal vectorization factor according to dependences.
1174 Move alignment handling ...
1175 (vect_find_same_alignment_drs): ... here. New function.
1176 (vect_analyze_data_ref_dependences): Adjust.
1177 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1178 (vect_analyze_data_refs): Adjust minimal vectorization factor
1179 according to data references.
1180 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1181 dependences before determining the vectorization factor.
1182 Analyze alignment after determining the vectorization factor.
1183 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1184 dependences before alignment.
1185 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1187 (vect_analyze_data_refs): Likewise.
1188 (MAX_VECTORIZATION_FACTOR): New define.
1190 2010-04-13 Duncan Sands <baldrick@free.fr>
1192 * except.h (lang_eh_type_covers): Remove.
1193 * except.c (lang_eh_type_covers): Likewise.
1195 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1196 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1198 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1199 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1200 UNITS_PER_LONG where it is ABI relevant.
1201 (s390_return_addr_rtx): Likewise.
1202 (s390_back_chain_rtx): Likewise.
1203 (s390_frame_area): Likewise.
1204 (s390_frame_info): Likewise.
1205 (s390_initial_elimination_offset): Likewise.
1206 (save_gprs): Likewise.
1207 (s390_emit_prologue): Likewise.
1208 (s390_emit_epilogue): Likewise.
1209 (s390_function_arg_advance): Likewise.
1210 (s390_function_arg): Likewise.
1211 (s390_va_start): Likewise.
1212 (s390_gimplify_va_arg): Likewise.
1213 (s390_function_profiler): Likewise.
1214 (s390_optimize_prologue): Likewise.
1215 (s390_rtx_costs): Likewise.
1216 (s390_secondary_reload): Likewise.
1217 (s390_promote_function_mode): Likewise.
1218 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1219 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1220 registers available.
1221 (s390_unwind_word_mode): New function.
1222 (s390_function_value): Split 64 bit values into register pair if
1223 used as return value.
1224 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1225 function call parameters. Handle parallels.
1226 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1227 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1228 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1229 (s390_expand_setmem): Remove unused variable src_addr.
1230 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1231 deal with 64 bit registers.
1232 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1233 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1234 (UNITS_PER_LONG): New macro.
1235 * libjava/include/s390-signal.h: Define extended ucontext
1236 structure containing the upper halfs of the 64 bit registers.
1238 2010-04-13 Simon Baldwin <simonb@google.com>
1240 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1242 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1244 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1245 rvalue on the RHS if the LHS is of a non-renamable type.
1246 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1248 2010-04-13 Matthias Klose <doko@ubuntu.com>
1250 * gcc.c (cc1_options): Handle -iplugindir before processing
1251 the cc1 spec. Only add -iplugindir once.
1252 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1254 * common.opt (iplugindir): Remove `Separate' property, initialize.
1255 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1257 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1258 (distclean): Remove plugin dir.
1259 * doc/invoke.texi: Document -iplugindir.
1261 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1263 * doc/plugins.texi (Loading Plugins): Document short
1264 -fplugin=foo option.
1265 (Plugin API): Mention default_plugin_dir_name function.
1267 * gcc.c (find_file_spec_function): Add new declaration.
1268 (static_spec_func): Use it for "find-file".
1269 (find_file_spec_function): Add new function.
1270 (cc1_options): Add -iplugindir option if -fplugin* options found.
1272 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1274 * plugin.c (add_new_plugin): Updated comment, and handle short
1276 (default_plugin_dir_name): Added new function.
1278 * common.opt (iplugindir): New option to set the plugin directory.
1280 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1282 * config/i386/i386.md (any_rotate): New code iterator.
1283 (rotate_insn): New code attribute.
1285 (SWIM124): New mode iterator.
1286 (<rotate_insn>ti3): New expander.
1287 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1288 any_rotate code iterator.
1289 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1290 using any_rotate code iterator and SWIM124 mode iterator.
1291 (ix86_rotlti3): New insn_and_split pattern.
1292 (ix86_rotrti3): Ditto.
1293 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1294 ix86_rotl{di,ti}3 patterns.
1295 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1296 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1297 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1298 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1299 code iterator and SWI mode iterator.
1300 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1301 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1303 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1304 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1305 (bswap rotatert splitter): Add splitter.
1306 (bswap splitter): Macroize splitter using any_rotate code iterator.
1307 Add insn predicate to split only for TARGET_USE_XCHGB or when
1308 optimizing function for size.
1310 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1312 * config/pa/pa.c (emit_move_sequence): Remove use of
1313 deleted variable flag_argument_noalias.
1315 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1317 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1319 Add to unsupported targets list.
1320 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1321 sparc*-sun-solaris2.[567]* from target lists.
1322 * configure: Regenerate.
1323 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1325 Remove Solaris 7 patch references.
1326 (Specific, sparc-sun-solaris2.7): Removed.
1327 (sparc-sun-solaris2*): Update Solaris 7 example.
1328 (sparc64-*-solaris2*): Likewise.
1330 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1332 * config.build (alpha*-dec-osf4*): Remove.
1333 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1334 of obsolete configurations.
1335 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1337 * config/alpha/t-osf4: Renamed to ...
1338 * config/alpha/t-osf5: ... this.
1339 * config/alpha/osf.h: Renamed to ...
1340 * config/alpha/osf5.h: ... this.
1341 Merged old osf5.h contents.
1343 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1344 (EXTRA_SPECS): Removed.
1345 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1346 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1349 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1351 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1353 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1356 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1357 __thiscall convention.
1359 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1361 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1363 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1365 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1367 * function.c (assign_parms_initialize_all): Add unused attribute
1370 2010-04-12 Richard Guenther <rguenther@suse.de>
1372 * gsstruct.def (GSS_CALL): New.
1373 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1374 * gimple.h: Include tree-ssa-alias.h.
1375 (struct gimple_statement_call): New.
1376 (union gimple_statement_struct_d): Add gimple_call member.
1377 (gimple_call_reset_alias_info): Declare.
1378 (gimple_call_use_set): New function.
1379 (gimple_call_clobber_set): Likewise.
1380 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1381 * gimple.c (gimple_call_reset_alias_info): New function.
1382 (gimple_build_call_1): Call it.
1383 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1384 * tree-inline.c (remap_gimple_stmt): Likewise.
1385 (expand_call_inline): Remove callused handling.
1386 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1387 * tree-dfa.c (dump_variable): Likewise.
1388 * tree-parloops.c (parallelize_loops): Likewise.
1389 * tree-ssa.c (init_tree_ssa): Likewise.
1390 (delete_tree_ssa): Likewise.
1391 * tree-flow-inline.h (is_call_used): Remove.
1392 * tree-flow.h (struct gimple_df): Remove callused member.
1393 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1394 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1395 (ref_maybe_used_by_call_p_1): Simplify.
1396 (call_may_clobber_ref_p_1): Likewise.
1397 * tree-ssa-structalias.c (compute_points_to_sets): Set
1398 the call stmt used and clobbered sets.
1399 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1400 (find_tail_calls): Verify the tail call.
1402 2010-04-12 Richard Guenther <rguenther@suse.de>
1404 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1405 single-iteration always-inline inlining.
1406 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1407 (cgraph_decide_inlining): Do not handle always-inline specially.
1408 (try_inline): Remove always-inline cycle detection special case.
1409 Do not recurse on always-inlines.
1410 (cgraph_early_inlining): Do not iterate if not optimizing.
1411 (cgraph_gate_early_inlining): remove.
1412 (pass_early_inline): Run unconditionally.
1413 (gate_cgraph_decide_inlining): New function.
1414 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1415 not inlining or optimizing.
1416 (cgraph_decide_inlining_of_small_functions): Also consider
1417 always-inline functions.
1418 (cgraph_default_inline_p): Return true for nodes which should
1419 disregard inline limits.
1420 (estimate_function_body_sizes): Assume zero size and time for
1421 nodes which are marked as disregarding inline limits.
1422 (cgraph_decide_recursive_inlining): Do not perform recursive
1423 inlining on always-inline nodes.
1425 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1428 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1429 for exprs satisfying handled_component_p.
1431 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1433 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1434 non-constant aggregate elements.
1436 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1437 is a real initialization.
1439 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1442 * c-decl.c (start_function): Move forward check for nested function.
1444 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1446 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1447 * config/sh/sh.c: Include reload.h.
1448 (sh_legitimize_reload_address): New.
1449 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1450 sh_legitimize_reload_address.
1452 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1454 * config/sh/sh.md (*movqi_pop): New insn pattern.
1455 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1457 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1459 * config/i386/i386.md (any_shiftrt): New code iterator.
1460 (shiftrt_insn): New code attribute.
1462 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1463 using any_shiftrt code iterator.
1464 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1465 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1466 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1467 pattern from corresponding peephole2 patterns.
1468 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1469 using any_shiftrt code iterator.
1470 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1471 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1472 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1473 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1474 *{ashr,lshr}<mode>3_cmp_zext.
1475 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1477 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1479 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1481 (*lshr<mode>3_cconly): Ditto.
1483 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1485 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1486 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1487 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1488 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1490 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1491 from corresponding peephole2 patterns.
1492 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1493 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1494 and *lshrdi3_1_rex64 using SWI mode iterator.
1495 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1496 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1497 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1498 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1499 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1500 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1501 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1502 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1503 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1506 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1508 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1509 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1510 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1511 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1513 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1514 from corresponding peephole2 patterns.
1515 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1516 (ashrsi3_cvt): Rename from ashrsi3_31.
1517 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1518 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1519 and x86_64_shift_adj_3 using SWI48 mode iterator.
1520 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1521 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1522 and *ashrdi3_1_rex64 using SWI mode iterator.
1523 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1524 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1525 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1526 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1527 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1528 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1529 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1530 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1531 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1533 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1534 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1535 x86_shift<mode>_adj_3 expanders.
1537 2010-04-10 Wei Guozhi <carrot@google.com>
1540 * config/arm/arm.c (arm_pic_static_addr): New function.
1541 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1543 (arm_output_addr_const_extra): Output expression for new pattern.
1544 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1546 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1548 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1551 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1552 * web.c: Include "insn-config.h" and "recog.h".
1553 (union_match_dups): New function.
1554 (web_main): Call it.
1555 (union_defs): Don't try to recognize match_dups.
1557 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1558 if doing so would replace the entire pattern.
1560 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1564 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1565 and splitter pattern. Change splitter operand 1 predicate to
1568 2010-04-09 Martin Jambor <mjambor@suse.cz>
1570 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1571 lattices are addresses of CONST_DECLs with the same initial value.
1572 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1573 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1575 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1576 Bernd Schmidt <bernds@codesourcery.com>
1578 * loop-invariant.c (replace_uses): New static function.
1579 (move_invariant_reg): Use it to ensure we can replace the uses.
1581 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1583 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1585 (picochip_override_options): Enable section anchors only above -O1.
1586 (picochip_reorg): Fixed a couple of build warnings.
1588 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1590 * configure.ac (plugin -rdynamic test): Log result.
1591 * configure: Regenerate.
1592 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1593 (RDYNAMIC_SPEC): Define.
1594 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1596 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1598 * configure.ac: Determine Sun ld version numbers.
1599 (comdat_group): Restrict GNU ld version checks to gld.
1600 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1601 (enable_comdat): Support --enable-comdat.
1602 * configure: Regenerate.
1603 * doc/install.texi (Configuration): Document --enable-comdat.
1605 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1607 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1608 * config/sol2-gld.h: ... here.
1609 * config.gcc (sparc*-*-solaris2*): Reflect this.
1610 (i[34567]86-*-solaris2*): Use it.
1612 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1614 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1616 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1618 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1621 * diagnostic.c (diagnostic_initialize): Initialize
1622 some_warnings_are_errors.
1623 (diagnostic_finish): New.
1624 (diagnostic_action_after_output): Call it before exiting.
1625 (diagnostic_report_diagnostic): Do not print message here. Set
1626 some_warnings_are_errors.
1627 * diagnostic.h (diagnostic_context): Delete
1628 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1629 (diagnostic_finish): Declare.
1630 * toplev.c (toplev_main): Call it before exit.
1632 2010-04-09 Jason Merrill <jason@redhat.com>
1635 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1636 for incomplete type.
1639 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1640 based on a warning flag.
1642 2010-04-09 Richard Guenther <rguenther@suse.de>
1644 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1646 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1649 * varasm.c (default_assemble_visibility): Wrap vars that are
1650 set, but unused, by targets without GAS.
1651 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1652 Remove set, but unused, vars.
1653 (rs6000_legitimize_tls_address): Likewise.
1654 (altivec_expand_dst_builtin): Likewise.
1655 * config/darwin.c (machopic_classify_symbol): Likewise.
1656 (machopic_indirection_name): Likewise.
1658 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1660 * config/i386/i386.md (DWI): New mode iterator.
1661 (S): New mode attribute.
1662 (shift_operand): Ditto.
1663 (shift_immediate_operand): Ditto.
1664 (ashl_input_operand): Ditto.
1665 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1666 using SDWIM mode iterator.
1667 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1668 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1670 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1671 from corresponding peephole2 patterns.
1672 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1673 and x86_64_shift_adj_1 using SWI48 mode iterator.
1674 (x86_shift<mode>_adj_2): Ditto.
1675 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1676 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1677 using SWI48 mode iterator.
1678 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1679 *ashldi3_cmp_rex64 using SWI mode iterator.
1680 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1681 *ashldi3_cconly_rex64 using SWI mode iterator.
1682 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1683 x86_shift<mode>_adj_{1,2}.
1684 (ix86_split_ashr): Ditto.
1685 (ix86_split_lshr): Ditto.
1687 2010-04-09 Richard Guenther <rguenther@suse.de>
1689 * target.h (builtin_conversion): Pass in input and output types.
1690 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1691 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1692 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1693 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1695 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1697 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1699 2010-04-09 Richard Guenther <rguenther@suse.de>
1702 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1704 2010-04-09 Richard Guenther <rguenther@suse.de>
1706 * tree-vectorizer.h (struct _stmt_vec_info): Document
1707 that vectype is the type of the LHS.
1708 (supportable_widening_operation, supportable_narrowing_operation):
1709 Get both input and output vector types as arguments.
1710 (vect_is_simple_use_1): Declare.
1711 (get_same_sized_vectype): Likewise.
1712 * tree-vect-loop.c (vect_determine_vectorization_factor):
1713 Set STMT_VINFO_VECTYPE to the vector type of the def.
1714 (vectorizable_reduction): Adjust.
1715 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1716 Adjust. Specify the output vector type.
1717 (vect_pattern_recog_1): Adjust.
1718 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1719 (vectorizable_call): Adjust.
1720 (vectorizable_conversion): Likewise.
1721 (vectorizable_operation): Likewise.
1722 (vectorizable_type_demotion): Likewise.
1723 (vectorizable_type_promotion): Likewise.
1724 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1726 (vect_is_simple_use_1): New function.
1727 (supportable_widening_operation): Get both input and output
1729 (supportable_narrowing_operation): Likewise.
1730 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1732 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1734 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1735 __thiscall and _thiscall as predefined macros.
1736 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1737 thiscall attribute handling.
1738 (ix86_comp_type_attributes): Likewise.
1739 (ix86_function_regparm): Likewise.
1740 (ix86_return_pops_args): Likewise.
1741 (init_cumulative_args): Likewise.
1742 (find_drap_reg): Likewise.
1743 (ix86_static_chain): Likewise.
1744 (x86_this_parameter): Likewise.
1745 (x86_output_mi_thunk): Likewise.
1746 (ix86_attribute_table): Add description for thiscall attribute.
1747 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1748 * doc/extend.texi: Add documentation for thiscall.
1750 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1753 * c.opt (Wint-to-pointer-cast): Available in C++.
1754 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1756 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1758 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1759 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1760 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1761 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1762 function type instead. Reorder and simplify checks.
1764 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1766 2010-04-08 Jing Yu <jingyu@google.com>
1767 Zdenek Dvorak <ook@ucw.cz>
1769 PR tree-optimization/42720
1770 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1771 loop unswitch conditions here from ...
1772 (tree_unswitch_single_loop): ... here.
1774 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1776 * tree-if-conv.c: Fix comments and simplify logic.
1778 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1780 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1781 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1782 (main_tree_if_conversion): Update call to tree_if_conversion.
1784 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1787 * doc/invoke.texi (-b,-V): Delete.
1788 * doc/tm.texi: Do not mention -b.
1789 * gcc.c (display_help): Delete -b and -V.
1790 (process_command): Delete -b and -V.
1791 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1793 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1794 Wolfgang Gellerich <gellerich@de.ibm.com>
1796 Implement target hook for loop unrolling
1797 * target.h (loop_unroll_adjust): Add a new target hook function.
1798 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1799 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1800 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1801 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1802 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1804 (decide_unroll_stupid): Likewise.
1806 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1809 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1811 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1813 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1814 (Specific, *-*-solaris2*): Likewise.
1815 Don't prefer Sun as over GNU as.
1817 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1819 * config/s390/s390.c (override_options): Adjust the z10
1820 defaults for max-unroll-times, max-completely-peeled-insns
1821 and max-completely-peel-times.
1823 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1825 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1826 instructions for z10.
1827 (s390_expand_setmem): Likewise.
1828 (s390_expand_cmpmem): Likewise.
1830 2010-04-08 Richard Guenther <rguenther@suse.de>
1832 PR tree-optimization/43679
1833 * tree-ssa-pre.c (eliminate): Only propagate copies.
1835 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1838 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1839 set but not used variable warning.
1841 2010-04-08 Wei Guozhi <carrot@google.com>
1844 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1845 (arm_size_rtx_costs): Call the new function when optimized for size.
1847 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1850 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1851 op0 is not a MEM, just return NULL instead of assertion
1853 (discover_nonconstant_array_refs): Don't walk debug stmts.
1855 2010-04-08 Doug Kwan <dougkwan@google.com>
1857 * configure.ac: Recognize gold and do not use its version number
1858 to test ld features.
1859 * configure: Regenerate.
1861 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1864 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1865 (negate_value): Move code to push elements to broken_up_substracts ...
1866 (eliminate_plus_minus_pair): ... here. Push operands that have no
1867 negative pair to plus_negates.
1868 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1870 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1872 * doc/install.texi (Configuration): Move description of
1873 --enable-lto, --with-libelf*, --enable-gold from Java section to
1876 * doc/generic.texi (Working with declarations)
1877 (Function Properties, C and C++ Trees): Fix typos.
1878 * doc/sourcebuild.texi (Top Level): Likewise.
1880 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1883 * tree.h (DECL_READ_P): Define.
1884 (struct tree_decl_common): Add decl_read_flag.
1885 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1886 a set but not used warning.
1887 (merge_decls): Merge DECL_READ_P flag.
1888 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1889 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1890 * c-common.c (handle_used_attribute, handle_unused_attribute):
1892 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1894 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1896 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1897 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1898 c_parser_binary_expression, c_parser_cast_expression,
1899 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1900 Call default_function_array_read_conversion instead of
1901 default_function_array_conversion where needed.
1902 (c_parser_unary_expression, c_parser_conditional_expression,
1903 c_parser_postfix_expression_after_primary, c_parser_initelt):
1904 Likewise. Call mark_exp_read where needed.
1905 (c_parser_statement_after_labels, c_parser_asm_operands,
1906 c_parser_typeof_specifier, c_parser_sizeof_expression,
1907 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1909 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1911 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1912 (warn_unused_but_set_parameter): Default to warn_unused
1914 * doc/invoke.texi: Document -Wunused-but-set-variable and
1915 -Wunused-but-set-parameter.
1917 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1918 used count variable.
1919 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1920 when operandN variables aren't used in the body of the expander
1922 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1923 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1924 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1925 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1926 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1927 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1928 * tree.c (PROCESS_ARG): Likewise.
1930 2010-04-07 Simon Baldwin <simonb@google.com>
1932 * diagnostic.h (diagnostic_override_option_index): New macro to
1933 set a diagnostic's option_index.
1934 * c-tree.h (c_cpp_error): Add warning reason argument.
1935 * opts.c (_warning_as_error_callback): New.
1936 (register_warning_as_error_callback): Store callback for
1937 warnings enabled via enable_warning_as_error.
1938 (enable_warning_as_error): Call callback, minor code tidy.
1939 * opts.h (register_warning_as_error_callback): Declare.
1940 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1941 response to -Werror=.
1942 (c_common_init_options): Register warning_as_error_callback in opts.c.
1943 * common.opt: Add -Wno-cpp option.
1944 * c-common.c (struct reason_option_codes_t): Map cpp warning
1945 reason codes to gcc option indexes.
1946 * (c_option_controlling_cpp_error): New function, lookup the gcc
1947 option index for a cpp warning reason code.
1948 * (c_cpp_error): Add warning reason argument, call
1949 c_option_controlling_cpp_error for diagnostic_override_option_index.
1950 * doc/invoke.texi: Document -Wno-cpp.
1952 2010-04-07 Richard Guenther <rguenther@suse.de>
1954 * ipa-reference.c (mark_load): Use get_base_address.
1955 (mark_store): Likewise.
1957 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1958 inserting GIMPLE_NOPs into the IL.
1959 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1960 Explicitly strip handled components and indirect references.
1962 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1963 folding address expressions.
1964 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1965 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1966 operand_equal_p to compare decls.
1967 (ptr_deref_may_alias_decl_p): Likewise.
1968 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1969 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1970 Handle reversed comparison ops.
1971 * tree-sra.c (asm_visit_addr): Use get_base_address.
1972 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1973 * ipa-reference.c (mark_address): Use get_base_address.
1975 2010-04-07 Richard Guenther <rguenther@suse.de>
1977 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1978 Propagate constants everywhere.
1980 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1983 * tree.c (MAX_INT_CACHED_PREC): Define.
1984 (nonstandard_integer_type_cache): New array.
1985 (build_nonstandard_integer_type): Cache results for precision
1986 <= MAX_INT_CACHED_PREC.
1988 2010-04-07 Richard Guenther <rguenther@suse.de>
1990 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1991 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1992 * common.opt: Likewise.
1993 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1994 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1995 (nonoverlapping_memrefs_p): Likewise.
1996 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1997 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1998 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1999 OPT_fargument_noalias_global for backward compatibility.
2001 2010-04-07 Richard Guenther <rguenther@suse.de>
2003 PR tree-optimization/43270
2004 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2005 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2006 * tree-ssa-pre.c (phi_translate_1): Adjust.
2007 (fully_constant_expression): Split out vn_reference handling to ...
2008 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2009 Fold reads from constant strings.
2010 (vn_reference_lookup): Handle fully constant references.
2011 (vn_reference_lookup_pieces): Likewise.
2012 * Makefile.in (expmed.o-warn): Add -Wno-error.
2014 2010-04-07 Martin Jambor <mjambor@suse.cz>
2016 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2018 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2021 * gcc.c: Add -static-libstdc++ to list of recognized options.
2023 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2025 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2027 2010-04-07 Richard Guenther <rguenther@suse.de>
2030 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2031 bases build simple mem attributes to retain points-to information.
2033 2010-04-07 Richard Guenther <rguenther@suse.de>
2036 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2037 preserve points-to related information.
2039 2010-04-07 Richard Guenther <rguenther@suse.de>
2042 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2043 discard plain indirect references.
2044 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2045 * tree.c (tree_nop_conversion): Likewise.
2047 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2050 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2052 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2054 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2055 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2057 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2059 * tree-if-conv.c: Fix indentation and comments.
2061 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2063 * tree-if-conv.c: Sort static functions in topological order.
2065 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2067 * tree-if-conv.c: Fix indentation and comments.
2069 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2072 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2073 lang_hooks.types.type_for_size instead of
2074 build_nonstandard_integer_type.
2075 When converting an unsigned type to signed, double its precision.
2076 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2077 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2078 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2081 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2084 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2085 POINTER_PLUS_EXPR for pointer types.
2087 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2090 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2091 * graphite-clast-to-gimple.c: Include langhooks.h.
2092 (max_signed_precision_type): New.
2093 (max_precision_type): Takes two types as arguments.
2094 (precision_for_value): New.
2095 (precision_for_interval): New.
2096 (gcc_type_for_interval): New.
2097 (gcc_type_for_value): New.
2098 (gcc_type_for_clast_term): New.
2099 (gcc_type_for_clast_red): New.
2100 (gcc_type_for_clast_bin): New.
2101 (gcc_type_for_clast_expr): Split up into several functions.
2102 (gcc_type_for_clast_eq): Rewritten.
2103 (compute_bounds_for_level): New.
2104 (compute_type_for_level_1): New.
2105 (compute_type_for_level): New.
2106 (gcc_type_for_cloog_iv): Removed.
2107 (gcc_type_for_iv_of_clast_loop): Rewritten.
2108 (graphite_create_new_loop): Compute the lower and upper bound types
2109 with gcc_type_for_clast_expr.
2110 (graphite_create_new_loop_guard): Same.
2111 (find_cloog_iv_in_expr): Removed.
2112 (compute_cloog_iv_types_1): Removed.
2113 (compute_cloog_iv_types): Removed.
2114 (gloog): Do not call compute_cloog_iv_types.
2115 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2117 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2118 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2119 (GBB_CLOOG_IV_TYPES): Removed.
2121 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2123 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2124 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2125 (detect_commutative_reduction): Same.
2127 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2129 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2130 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2132 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2133 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2134 (rewrite_commutative_reductions_out_of_ssa): Same.
2135 * passes.c (execute_function_todo): Call verify_ssa for every pass
2136 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2137 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2138 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2139 with an extra argument.
2140 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2141 verify_ssa only when the extra argument is true.
2142 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2143 with an extra argument.
2144 (tree_transform_and_unroll_loop): Same.
2146 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2148 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2149 for all the passes of the LNO having LOOP_CLOSED_SSA.
2150 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2151 * tree-loop-distribution.c (pass_loop_distribution): Same.
2152 * tree-pass.h (TODO_verify_loops): Removed.
2153 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2155 (pass_tree_unswitch): Same.
2156 (pass_predcom): Same.
2157 (pass_vectorize): Same.
2158 (pass_linear_transform): Same.
2159 (pass_graphite_transforms): Same.
2160 (pass_iv_canon): Same.
2161 (pass_complete_unroll): Same.
2162 (pass_complete_unrolli): Same.
2163 (pass_parallelize_loops): Same.
2164 (pass_loop_prefetch): Same.
2165 (pass_iv_optimize): Same.
2167 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2170 * passes.c (init_optimization_passes): Move pass_lim before
2171 pass_copy_prop and pass_dce_loop.
2173 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2176 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2177 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2178 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2179 MULTI_* defines for 4 argument vpermil2p* builtins.
2181 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2183 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2184 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2185 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2186 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2187 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2188 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2189 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2190 Use x86_maybe_negate_const_int to output insn mnemonic.
2191 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2192 check from instruction predicate. Update comments.
2193 * config/i386/sync.md (sync_add<mode>): Use
2194 x86_maybe_negate_const_int to output insn mnemonic.
2196 2010-04-06 Jan Hubicka <jh@suse.cz>
2198 PR tree-optimization/42906
2199 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2200 IGNORE_SELF argument. Set visited_control_parents for fully
2202 (find_obviously_necessary_stmts): Update call of
2203 mark_control_dependent_edges_necessary.
2204 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2206 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2208 * config/i386/i386.md: Remove comment about 'e' and 'E'
2211 2010-04-06 Richard Guenther <rguenther@suse.de>
2213 PR tree-optimization/43627
2214 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2215 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2218 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2220 * BASE-VER: Change to 4.6.0.
2223 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2226 2010-04-06 Richard Guenther <rguenther@suse.de>
2229 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2231 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2233 * doc/invoke.texi (Optimize Options): Document that LTO
2234 won't remove object access purely due to incompatible
2237 2010-04-04 Matthias Klose <doko@ubuntu.com>
2239 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2240 Initialize variable.
2242 2010-04-03 Richard Guenther <rguenther@suse.de>
2245 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2246 require a non-NULL MEM_OFFSET.
2248 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2250 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2251 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2252 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2253 config/alpha/predicates.md, config/arm/arm.md,
2254 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2255 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2256 config/darwin9.h, config/darwin.c, config/darwin.h,
2257 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2258 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2259 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2260 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2261 config/mips/mips.md, config/mn10300/mn10300.c,
2262 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2263 config/rs6000/aix.h, config/rs6000/dfp.md,
2264 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2265 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2266 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2267 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2268 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2269 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2270 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2271 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2272 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2273 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2274 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2275 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2276 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2277 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2278 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2279 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2280 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2281 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2282 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2283 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2284 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2285 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2286 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2287 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2288 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2289 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2290 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2291 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2292 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2293 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2294 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2295 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2296 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2297 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2298 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2299 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2301 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2304 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2305 * aclocal.m4: Regenerate.
2307 2010-04-02 Richard Guenther <rguenther@suse.de>
2309 PR tree-optimization/43629
2310 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2311 if we have seen a constant value.
2313 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2315 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2317 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2320 * arm.c (legitimize_tls_address): Adjust call to
2321 gen_tls_load_dot_plus_four.
2322 (arm_note_pic_base): New function.
2323 (arm_cannot_copy_insn_p): Use it.
2324 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2327 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2332 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2334 * Makefile.in ($(out_object_file)): Depend on
2335 gt-$(basename $(notdir $(out_file))).h.
2337 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2339 * config.gcc (lm32-*-rtems*): Add t-lm32.
2341 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2343 * config.gcc: Add lm32-*-rtems*.
2344 * config/lm32/rtems.h: New file.
2346 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2349 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2351 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2353 * dwarf2out.c (output_compilation_unit_header): For
2354 -gdwarf-4 use version 4 instead of version 3.
2355 (output_line_info): For version 4 and above emit additional
2356 maximum ops per insn header field.
2357 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2359 * dwarf2out.c (is_c_family, is_java): Remove.
2360 (lower_bound_default): New function.
2361 (add_bound_info, gen_descr_array_type_die): Use it.
2363 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2366 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2367 re-declaration when it happens in a function.
2369 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2371 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2372 (cgraph_remove_function_insertion_hook): Same.
2373 (cgraph_call_function_insertion_hooks): Same.
2375 2010-04-01 Richard Guenther <rguenther@suse.de>
2378 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2379 and TREE_THIS_VOLATILE.
2380 (copy_ref_info): Likewise.
2381 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2382 * tree.c (build6_stat): Ignore side-effects of all but arg5
2383 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2386 2010-04-01 Richard Guenther <rguenther@suse.de>
2388 PR tree-optimization/43607
2389 * ipa-type-escape.c (check_call): Do not access non-existing
2392 2010-04-01 Richard Guenther <rguenther@suse.de>
2396 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2397 Jack Howarth <howarth@bromo.med.uc.edu>
2399 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2402 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2404 * doc/install.texi (Prerequisites): Document libelf usability on
2405 IRIX 5/6 and Solaris 2.
2406 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2407 Update GNU as, GNU ld requirements.
2408 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2409 Document Sun Studio compiler download.
2410 Update and simplify as, ld recommendations.
2411 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2413 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2415 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2416 with_tune_32 to pentium4.
2418 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2420 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2422 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2424 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2425 obsoletion, removal.
2427 Document GNU as requirement.
2428 Update configure requirements.
2429 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2430 Recomment IRIX 6.5.18+.
2431 Document IDF/IDL requirement.
2432 Document GNU as requirement.
2433 Document GNU ld bootstrap failure.
2434 Remove freeware.sgi.com reference.
2436 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2438 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2439 UNIX V4.0, V5.0 obsoletion, removal.
2440 Remove --with-gc=simple reference.
2441 Update VM requirements during bootstrap.
2442 Remove -oldas bootstrap description.
2443 Update binutils reference.
2444 Remove comparison failure note.
2446 2010-03-31 Richard Guenther <rguenther@suse.de>
2447 Zdenek Dvorak <ook@ucw.cz>
2448 Sebastian Pop <sebastian.pop@amd.com>
2451 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2452 with multiple arguments.
2453 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2455 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2457 * graphite-dependences.c (print_pddr): Call print_pdr with an
2459 * graphite-poly.c (debug_pdr): Add an extra argument for the
2462 (print_pbb_domain): Same.
2464 (print_scop_context): Same.
2466 (print_cloog): Same.
2467 (debug_pbb_domain): Same.
2471 (debug_scop_context): Same.
2473 (debug_cloog): Same.
2474 (print_scop_params): Same.
2475 (debug_scop_params): Same.
2476 (print_iteration_domain): Same.
2477 (print_iteration_domains): Same.
2478 (debug_iteration_domain): Same.
2479 (debug_iteration_domains): Same.
2480 (print_scattering_function): Same.
2481 (print_scattering_functions): Same.
2482 (debug_scattering_function): Same.
2483 (debug_scattering_functions): Same.
2484 * graphite-poly.h (debug_pdr): Update declaration.
2486 (print_pbb_domain): Same.
2488 (print_scop_context): Same.
2490 (print_cloog): Same.
2491 (debug_pbb_domain): Same.
2495 (debug_scop_context): Same.
2497 (debug_cloog): Same.
2498 (print_scop_params): Same.
2499 (debug_scop_params): Same.
2500 (print_iteration_domain): Same.
2501 (print_iteration_domains): Same.
2502 (debug_iteration_domain): Same.
2503 (debug_iteration_domains): Same.
2504 (print_scattering_function): Same.
2505 (print_scattering_functions): Same.
2506 (debug_scattering_function): Same.
2507 (debug_scattering_functions): Same.
2509 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2511 * graphite-poly.c (print_scattering_function_1): New.
2512 (print_scattering_function): Call it.
2513 (print_scop_params): Remove spaces at the end of lines.
2516 * graphite-poly.h (print_cloog): Declared.
2517 (debug_cloog): Declared.
2519 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2521 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2523 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2524 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2525 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2526 to switch between adding the IV bump in loop->latch or in loop->header.
2528 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2530 * graphite-poly.c (print_scattering_function): Pretty print following
2533 (print_pbb_domain): Same.
2534 (dump_gbb_cases): Same.
2535 (dump_gbb_conditions): Same.
2538 (print_scop_params): Same.
2539 (print_scop_context): Same.
2541 (print_pbb_body): New.
2542 (lst_indent_to): New.
2543 (print_lst): Start new lines with a #.
2544 * graphite-poly.h (pbb_bb): New.
2545 (pbb_index): Use pbb_bb.
2546 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2548 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2550 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2552 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2553 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2554 and 0 instead of 1 for dw_val_class_flag.
2555 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2556 dw_val_class_range_list, dw_val_class_loc_list,
2557 dw_val_class_lineptr and dw_val_class_macptr, use
2558 DW_FORM_flag_present for dw_val_class_flag and
2559 DW_FORM_exprloc for dw_val_class_loc.
2560 (output_die): For -gdwarf-4 print dw_val_class_loc
2561 size as uleb128 instead of 1 or 2 bytes and don't print
2562 anything for dw_val_class_flag.
2564 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2565 instead of cselib_lookup following by tweaking locs->setting_insn.
2568 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2569 even before returning from label, setjmp call or volatile asm
2572 2010-03-31 Richard Guenther <rguenther@suse.de>
2575 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2576 temporary data on stack.
2578 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2580 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2581 (PUSHSECTION_ASM_OP): Remove.
2582 (POPSECTION_ASM_OP): Remove.
2583 (PUSHSECTION_FORMAT): Remove.
2584 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2585 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2586 * config/sol2.c (solaris_output_init_fini): Use it.
2588 2010-03-31 Jie Zhang <jie@codesourcery.com>
2591 * opt-functions.awk (var_type_struct): Use signed char type
2592 for simple variables.
2594 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2596 * config/sol2.c: Include output.h.
2597 (solaris_assemble_visibility): New function.
2598 * config/t-sol2 (sol2.o): Add output.h dependency.
2599 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2600 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2603 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2606 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2607 V2SImode or XFmode on PRE_DEC.
2610 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2613 2010-03-31 Jie Zhang <jie@codesourcery.com>
2616 * reload.h (caller_save_initialized_p): Declare.
2617 * toplev.c (backend_init_target): Don't call
2618 init_caller_save but set caller_save_initialized_p to false.
2619 * caller-save.c (caller_save_initialized_p): Define.
2620 (init_caller_save): Check caller_save_initialized_p.
2621 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2623 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2626 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2627 and soft-fp/t-softfp to tmake_file.
2628 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2629 (LIBGCC2_TF_CEXT): Define.
2632 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2635 * cselib.c (n_useless_values): Document handling of debug locs.
2636 (n_useless_debug_values, n_debug_values): New variables.
2637 (new_elt_loc_list): Don't add to debug values, keep count.
2638 (promote_debug_loc): New.
2639 (cselib_reset_table): Zero new variables.
2640 (entry_and_rtx_equal_p): Promote debug locs.
2641 (discard_useless_locs): Increment n_useless_debug_values for
2643 (remove_useless_values): Adjust n_useless_values and n_debug_values
2644 with n_useless_debug_values.
2645 (add_mem_for_addr): Promote debug locs.
2646 (cselib_lookup_mem): Likewise.
2647 (cselib_lookup_addr): Renamed to...
2648 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2649 (cselib_log_lookup): ... this. Turn into...
2650 (cselib_lookup_addr): ... new wrapper.
2651 (cselib_lookup_from_insn): New.
2652 (cselib_invalidate_regno): Increment n_useless_debug_values for
2654 (cselib_invalidate_mem): Likewise.
2655 (cselib_process_insn): Take n_deleted and n_debug_values into
2656 account to guard remove_useless_value call.
2657 (cselib_finish): Zero n_useless_debug_values.
2658 * cselib.h (cselib_lookup_from_insn): Declare.
2659 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2660 (sched_analyze_2): Likewise.
2662 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2664 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2666 (adjust_mems): Replace narrowing SUBREG of expression containing
2667 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2668 with operations in the narrower mode.
2671 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2672 regs_invalidated_by_call instead all call_used_reg_set registers.
2674 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2677 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2678 pointer comparisons with types_compatible_p.
2679 * tree-vect-stmts.c (vectorizable_call): Same.
2680 (vectorizable_condition): Same.
2682 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2684 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2685 stack check if the mask would be zero.
2687 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2688 Jack Howarth <howarth@bromo.med.uc.edu>
2690 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2693 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2696 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2698 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2699 Include ___unordxf2 and ___unordtf2.
2700 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2703 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2705 * config/lm32/t-lm32: New file.
2706 * config.gcc: Use the above file when targetting lm32.
2708 2010-03-28 Duncan Sands <baldrick@free.fr>
2710 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2712 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2715 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2716 Improve vectorization cost model diagnostic.
2718 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2721 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2722 compute_data_dependences_for_loop returns false, early exit
2723 and output an extra diagnostic for the failed data reference
2726 2010-03-29 Richard Guenther <rguenther@suse.de>
2728 PR tree-optimization/43560
2729 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2730 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2732 2010-03-29 Jie Zhang <jie@codesourcery.com>
2735 * toplev.c (process_options): Set optimization_default_node
2736 and optimization_current_node.
2737 * opts.c (decode_options): Don't set optimization_default_node
2738 and optimization_current_node.
2740 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2742 * config/rtems.h: Abandon -qrtems_debug.
2744 2010-03-28 Jan Hubicka <jh@suse.cz>
2746 PR tree-optimization/43505
2747 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2748 map should not be copied.
2750 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2753 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2754 cdtors, set DECL_PRESERVE_P.
2755 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2758 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2760 PR tree-optimization/43528
2761 * stor-layout.c (place_field): Check that constant fits into
2762 unsigned HWI when skipping calculation of MS bitfield layout.
2764 2010-03-27 Jan Hubicka <jh@suse.cz>
2767 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2768 notice_global_symbol work.
2770 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2772 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2773 instead of dwarf2out_decl.
2774 (struct var_loc_node): Remove section_label field.
2775 (dwarf2out_function_decl): New function.
2776 (dwarf2out_var_location): Don't set section_label field.
2777 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2779 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2781 PR tree-optimization/43544
2782 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2783 First argument for builtin vectorized function hook is now a
2784 tree to be able to distinguish between machine specific and
2786 * targhooks.c (default_builtin_vectorized_function): Ditto.
2787 * targhooks.h (default_builtin_vectorized_function): Ditto.
2788 * target.h (struct gcc_target): Ditto.
2789 * tree-vect-stmts.c (vectorizable_function): Ditto.
2790 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2791 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2794 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2797 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2798 nested binding iff it is a FUNCTION_DECL.
2799 (store_parm_decls_newstyle): Pass nested=true to bind for
2800 FUNCTION_DECLs amongst parameters.
2802 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2804 * var-tracking.c (vt_expand_loc_callback): Don't run
2805 cselib_expand_value_rtx_cb in dummy mode if
2806 cselib_dummy_expand_value_rtx_cb returned false.
2808 * var-tracking.c (emit_note_insn_var_location): For one part
2809 notes with offset 0, don't add EXPR_LIST around the location.
2810 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2811 add_location_or_const_value_attribute): Adjust for that change.
2814 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2815 into first operand and location into second.
2816 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2817 dw_cfi_oprnd_loc for DW_CFA_expression.
2818 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2819 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2820 assume first argument is regnum and second argument is location.
2822 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2825 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2826 of scratch register to DImode. Split to DImode comparison operator.
2827 Use SImode subreg of scratch register in the multiplication.
2828 (*cmp_sadd_sidi): Ditto.
2829 (*cmp_ssub_si): Ditto.
2830 (*cmp_ssub_sidi): Ditto.
2832 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2835 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2836 Remove invalid assert and wrong comment.
2838 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2841 * flags.h (final_insns_dump_p): New extern.
2842 * final.c (final_insns_dump_p): New variable.
2843 (rest_of_clean_state): Set it before -fdump-final-insns=
2844 dumping, clear afterwards.
2845 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2846 MEM_ALIAS_SET on MEMs.
2848 2010-03-26 David S. Miller <davem@davemloft.net>
2850 * configure.ac: Fix sparc GOTDATA_OP bug check.
2851 * configure: Rebuild.
2853 2010-03-26 Alan Modra <amodra@gmail.com>
2855 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2857 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2859 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2860 TLS_SECTION_ASM_FLAG.
2862 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2865 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2866 Clear first_function_block_is_cold.
2869 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2870 argument if the argument is truth_value_p.
2872 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2874 * config/rs6000/constraints.md: Update copyright year for my changes.
2877 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2878 used in reg+reg addressing, swap registers.
2880 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2883 * target.h (struct gcc_target): Add code_end hook.
2884 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2886 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2887 * toplev.c (compile_file): Call targetm.asm_out.code_end
2888 hook before unwind info/debug info output.
2889 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2890 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2891 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2892 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2893 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2894 * config/i386/i386.c (ix86_file_end): Renamed to...
2895 (ix86_code_end): ... this. Make static. Don't call
2896 file_end_indicate_exec_stack. Emit unwind info using
2897 final_start_function/final_end_function.
2898 (darwin_x86_file_end): Remove.
2899 (TARGET_ASM_CODE_END): Define.
2900 * config/i386/i386.h (TARGET_ASM_FILE_END,
2901 NEED_INDICATE_EXEC_STACK): Don't define.
2902 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2903 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2904 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2905 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2908 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2909 at the beginning and final_end_function at the end.
2910 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2912 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2914 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2915 and Sun as TLS syntax.
2916 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2917 * configure: Regenerate.
2918 * config.in: Regenerate.
2919 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2920 (default_elf_asm_named_section): Use it.
2921 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2922 (i386_output_dwarf_dtprel): Likewise.
2923 (output_addr_const_extra): Likewise.
2924 (output_pic_addr_const): Lowercase @GOTTPOFF.
2925 (output_addr_const_extra): Likewise.
2926 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2927 (output_addr_const_extra): Likewise.
2928 (output_pic_addr_const): Lowercase @INDNTPOFF.
2929 (output_addr_const_extra): Likewise.
2930 (output_pic_addr_const): Lowercase @NTPOFF.
2931 (output_addr_const_extra): Likewise.
2932 (output_pic_addr_const): Lowercase @TPOFF.
2933 (output_addr_const_extra): Likewise.
2934 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2935 (*tls_global_dynamic_64): Likewise.
2936 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2937 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2939 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2940 (ASM_OUTPUT_TLS_COMMON): Use it.
2941 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2944 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2945 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2946 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2947 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2948 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2949 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2951 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2953 * config/i386/i386.c (override_options): Don't accept
2954 -mtls-dialect=sun any longer.
2955 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2956 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2957 (*tls_local_dynamic_base_32_sun): Likewise.
2958 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2960 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2963 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2964 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2967 * ira.c (adjust_cleared_regs): New function.
2968 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2972 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2974 * expr.c (expand_expr_real): Restore previous
2975 curr_insn_source_location and curr_insn_block after
2976 expand_expr_real_1 call.
2977 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2978 instead of expand_expr_real_1.
2980 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2982 PR rtl-optimization/43413
2983 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2986 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2989 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2990 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2992 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2994 * config/i386/i386.c (ix86_target_string): Add -mfma.
2995 Fix a typo in comment.
2997 2010-03-22 Mike Stump <mikestump@comcast.net>
3000 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3001 Don't overly align based upon packed packed fields.
3003 2010-03-22 Jason Merrill <jason@redhat.com>
3005 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3006 Use () rather than [], and move before the element type.
3008 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3010 * doc/configfiles.texi (Configuration Files): Removed
3011 fixinc/Makefile*, intl/Makefile.*.
3012 * doc/makefile.texi: Fixed markup. Abstract from version
3013 control system used.
3014 (Makefile): Removed obsolete gcc/java/parse.y example.
3015 * doc/sourcebuild.texi: Likewise.
3016 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3017 libgomp, libssp. Removed fastjar.
3018 (Miscellaneous Docs): Clarify location.
3019 Added COPYING3, COPYING3.LIB.
3020 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3022 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3025 * config/i386/i386.c (x86_function_profiler)
3026 [!NO_PROFILE_COUNTERS]: Fix typo.
3027 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3030 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3031 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3033 * doc/sourcebuild.texi (Test Directives): Split into six
3034 subsections, with most of the current text in new subsections
3035 Directives, Selectors, and Final Actions.
3036 (Directives): Split list of test directives into multiple
3038 (Selectors): Describe use and syntax of selectors.
3039 (Effective-Target Keywords): Describe all existing keywords.
3040 (Add Options): Describe features for dg-add-options.
3041 (Require Support): Describe variants of dg-require-support.
3042 (Final Actions): Describe commands to use in dg-final.
3044 2010-03-22 Michael Matz <matz@suse.de>
3047 * recog.c (validate_replace_rtx_group): Replace also in
3048 REG_EQUAL and REG_EQUIV notes.
3050 2010-03-22 Richard Guenther <rguenther@suse.de>
3052 PR tree-optimization/43390
3053 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3054 sure vector extracts are type correct.
3056 2010-03-22 Richard Guenther <rguenther@suse.de>
3059 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3060 x * sqrt (x) even when optimizing for size if the target
3061 has native support for sqrt.
3063 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3065 * varasm.c (make_decl_rtl_for_debug): Also clear
3066 flag_mudflap for the duration of make_decl_rtl call.
3069 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3070 locs from preserved VALUEs.
3072 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3075 * pa.md (movmemsi): Set align to one if zero.
3076 (movmemdi): Likewise.
3078 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3081 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3082 with their corresponding prologue pushes.
3084 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3087 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3088 at the begining or end.
3089 (spu_expand_epilogue): Likewise.
3091 2010-03-20 Richard Guenther <rguenther@suse.de>
3093 PR rtl-optimization/43438
3094 * combine.c (make_extraction): Properly zero-/sign-extend an
3095 extraction of the low part of a CONST_INT. Also handle
3098 2010-03-19 Mike Stump <mikestump@comcast.net>
3100 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3101 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3102 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3104 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3107 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3110 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3112 PR rtl-optimization/42258
3113 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3114 use that may match DEF.
3117 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3118 the cost of loading the constant rather than assuming
3120 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3121 outer code is AND, do the same tests as the andsi3 expander and
3122 return COSTS_N_INSNS (1) if and is cheap.
3124 * optabs.c (avoid_expensive_constant): Fix formatting.
3126 2010-03-19 Michael Matz <matz@suse.de>
3129 * attribs.c (decl_attributes): When rebuilding a function pointer
3130 type use the same qualifiers as the original pointer type.
3132 2010-03-19 Martin Jambor <mjambor@suse.cz>
3134 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3135 and is_gimple_ip_invariant_address.
3137 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3140 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3142 * config/arm/arm.c (arm_override_options): Turn off
3143 flag_dwarf2_cfi_asm for AAPCS variants.
3145 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3148 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3149 Use PRE_MODIFY instead of PRE_DEC.
3150 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3151 (vfp_emit_fstmd): Likewise.
3153 2010-03-19 Michael Matz <matz@suse.de>
3156 * builtins.c (expand_builtin_interclass_mathfn,
3157 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3160 2010-03-19 Richard Guenther <rguenther@suse.de>
3162 PR tree-optimization/43415
3163 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3164 (phi_translate_1): ... this.
3165 (phi_translate): Move all caching here. Cache all NARY
3166 and REFERENCE translations.
3168 2010-03-19 David S. Miller <davem@davemloft.net>
3170 With help from Eric Botcazou.
3171 * config/sparc/sparc.c: Include dwarf2out.h.
3172 (emit_pic_helper): Delete.
3173 (pic_helper_symbol_name): Delete.
3174 (pic_helper_emitted_p): Delete.
3175 (pic_helper_needed): New.
3176 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3177 (get_pc_thunk_name): New.
3178 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3179 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3180 Set pic_helper_needed to true. Don't call emit_pic_helper.
3181 (sparc_expand_prologue): Update load_pic_register call.
3182 (sparc_output_mi_thunk): Likewise.
3183 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3184 thunk if possible. Output CFI information as needed.
3186 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3187 Jack Howarth <howarth@bromo.med.uc.edu>
3190 * config/i386/i386.h: Fix ABI on darwin x86-32.
3192 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3194 * tree.h: Declare make_decl_rtl_for_debug.
3195 * varasm.c (make_decl_rtl_for_debug): New.
3196 * dwarf2out.c (rtl_for_decl_location): Call it.
3197 * cfgexpand.c (expand_debug_expr): Call it.
3199 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3202 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3206 * var-tracking.c (vt_init_cfa_base): Do nothing if
3207 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3209 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3212 * var-tracking.c (canonicalize_vars_star): New.
3213 (dataflow_post_merge_adjust): Use it.
3215 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3218 * var-tracking.c (non_suitable_const): New function.
3219 (add_uses): For DEBUG_INSNs with constants, don't record any
3220 value, instead just the constant value itself.
3221 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3222 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3223 (emit_notes_in_bb): Likewise.
3224 (emit_note_insn_var_location): For onepart variables if
3225 cur_loc is a VOIDmode constant, use DECL_MODE.
3227 2010-03-18 Martin Jambor <mjambor@suse.cz>
3230 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3231 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3232 all non-clones. Moved call redirection...
3233 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3234 (cgraph_materialize_all_clones): Dispose of all
3235 combined_args_to_skip bitmaps.
3236 (verify_cgraph_node): Do not check for edges pointing to wrong
3237 nodes in inline clones.
3238 * tree-inline.c (copy_bb): Call
3239 cgraph_redirect_edge_call_stmt_to_callee.
3240 * ipa.c (cgraph_remove_unreachable_nodes): Call
3241 cgraph_node_remove_callees even when there are used clones.
3243 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3245 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3247 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3250 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3253 2010-03-18 Michael Matz <matz@suse.de>
3256 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3257 into sqrt(x) if we need to preserve signed zeros.
3259 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3260 Eric Botcazou <ebotcazou@adacore.com>
3262 PR rtl-optimization/43360
3263 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3264 note if we don't know its invariant status.
3266 2010-03-18 Michael Matz <matz@suse.de>
3268 PR tree-optimization/43402
3269 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3270 PHI chains of ssa names registered for update.
3272 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3275 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3276 non-offsettable and pre_modify update addressing.
3277 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3278 and "2" alternatives "#".
3279 (*movdd_softfloat32): Make all alternatives "#";
3280 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3281 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3282 (*movdf_softfloat32): Make all alternatives "#";
3283 (movdi): Use the new DIFD mode iterator to create a common splitter
3284 for movdi, movdf and movdd patterns.
3286 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3288 * common.opt (dumpdir): Remove redundant tab.
3290 2010-03-17 Martin Jambor <mjambor@suse.cz>
3292 PR tree-optimization/43347
3293 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3294 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3296 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3298 PR rtl-optimization/42216
3299 * regrename.c (create_new_chain): New function, broken out from...
3300 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3301 appending a use to an empty chain.
3302 (build_def_use): Remove previous changes that convert OP_INOUT to
3303 OP_OUT operands; instead detect the case where an OP_INOUT operand
3304 uses a previously untracked register and create an empty chain for it.
3306 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3308 * doc/extend.texi (Function Attributes): Rewrite unfinished
3309 sentence in ms_abi documentation.
3311 2010-03-17 Alan Modra <amodra@gmail.com>
3313 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3314 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3315 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3316 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3318 2010-03-16 Richard Henderson <rth@redhat.com>
3321 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3322 (lower_try_finally): Save and restore eh_seq around the expansion
3325 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3327 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3328 statements before splitting block.
3330 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3332 * doc/sourcebuild.texi (Testsuites): Fix markup.
3333 Use pathnames relative to gcc/testsuite.
3334 (Test Directives): Move description of how timeout is determined.
3335 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3336 (C Tests): Correct gcc.misc-tests directory.
3337 Framework tests now live in gcc.test-framework.
3339 2010-03-16 Richard Guenther <rguenther@suse.de>
3342 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3343 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3345 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3346 Alexandre Oliva <aoliva@redhat.com>
3348 PR tree-optimization/42917
3349 * lambda-code.c (remove_iv): Skip debug statements.
3350 (lambda_loopnest_to_gcc_loopnest): Likewise.
3351 (not_interesting_stmt): Debug statements are not interesting.
3353 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3357 * cselib.c (cselib_preserve_constants,
3358 cfa_base_preserved_val): New static variables.
3359 (preserve_only_constants): New function.
3360 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3361 clear its REG_VALUES. If cselib_preserve_constants, don't
3362 empty the whole hash table, but preserve there VALUEs with constants,
3363 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3364 (cselib_preserve_cfa_base_value): New function.
3365 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3366 (cselib_init): Change argument to int bitfield. Set
3367 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3369 (cselib_finish): Clear cselib_preserve_constants and
3370 cfa_base_preserved_val.
3371 * cselib.h (enum cselib_record_what): New enum.
3372 (cselib_init): Change argument to int.
3373 (cselib_preserve_cfa_base_value): New prototype.
3374 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3375 * dse.c (dse_step1): Likewise.
3376 * cfgcleanup.c (thread_jump): Likewise.
3377 * sched-deps.c (sched_analyze): Likewise.
3378 * gcse.c (local_cprop_pass): Likewise.
3379 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3380 If FN is non-NULL, call the callback always and whenever it returns
3381 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3382 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3383 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3384 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3385 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3386 * var-tracking.c: Include recog.h.
3387 (bb_stack_adjust_offset): Remove.
3388 (vt_stack_adjustments): Don't call it, instead just gather the
3389 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3390 (adjust_stack_reference): Remove.
3391 (compute_cfa_pointer): New function.
3392 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3393 (struct adjust_mem_data): New type.
3394 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3396 (get_address_mode): New function.
3397 (replace_expr_with_values): Use it.
3398 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3399 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3400 (adjust_sets): Remove.
3401 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3402 Use get_address_mode.
3403 (get_adjusted_src): Remove.
3404 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3405 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3406 (add_with_sets): Don't call adjust_sets.
3407 (fp_setter, vt_init_cfa_base): New functions.
3408 (vt_initialize): Change return type to bool. Move most of pool etc.
3409 initialization to the beginning of the function from end. Pass
3410 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3411 If !frame_pointer_needed, call vt_stack_adjustment before mos
3412 vector is filled, call vt_init_cfa_base if argp/framep has been
3413 eliminated to sp. If frame_pointer_needed and argp/framep has
3414 been eliminated to hard frame pointer, set
3415 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3416 encountering fp setter in the prologue. For MO_ADJUST, call
3417 log_op_type before pusing the op into mos vector, not afterwards.
3418 Call adjust_insn before cselib_process_insn/add_with_sets,
3419 call cancel_changes (0) afterwards.
3420 (variable_tracking_main_1): Adjust for vt_initialize calling
3421 vt_stack_adjustments and returning whether it succeeded or not.
3423 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3425 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3428 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3430 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3432 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3433 drap_reg has not been set.
3435 2010-03-15 Michael Matz <matz@suse.de>
3438 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3439 use it to expand block copies.
3440 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3441 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3442 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3444 2010-03-15 Richard Guenther <rguenther@suse.de>
3446 PR tree-optimization/43367
3447 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3450 2010-03-15 Richard Guenther <rguenther@suse.de>
3452 PR tree-optimization/43317
3453 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3455 2010-03-15 Martin Jambor <mjambor@suse.cz>
3457 PR tree-optimization/43141
3458 * tree-sra.c (create_abstract_origin): New function.
3459 (modify_function): Call create_abstract_origin.
3461 2010-03-15 Chris Demetriou <cgd@google.com>
3463 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3466 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3469 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3470 call insert_out_of_ssa_copy for default definitions.
3472 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3474 * graphite-clast-to-gimple.c (my_long_long): Defined.
3475 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3476 * graphite-sese-to-poly.c (my_long_long): Defined.
3477 (scop_ivs_can_be_represented): Use it.
3479 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3481 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3482 graphite-max-bbs-per-function, and loop-block-tile-size.
3483 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3485 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3487 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3489 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3490 forward declaration.
3491 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3492 (add_upper_bounds_from_estimated_nit): New.
3493 (build_loop_iteration_domains): Use it.
3495 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3497 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3499 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3502 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3503 should be an INTEGER_CST. Also handle CASE_CONVERT.
3505 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3507 * graphite.c (graphite_initialize): To bound the number of bbs per
3508 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3509 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3510 * doc/invoke.texi: Document it.
3512 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3514 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3515 * graphite-sese-to-poly.h (build_poly_scop): Same.
3517 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3519 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3520 the number of parameters in the scop. Use as an upper bound
3521 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3522 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3523 * doc/invoke.texi: Document it.
3525 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3527 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3528 * doc/c-tree.texi: Remove.
3529 * doc/generic.texi: Merge c-tree.texi here.
3530 * doc/gccint.texi (Trees): Remove menu entry.
3531 (c-tree.texi): Remove @include.
3532 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3533 * doc/languages.texi (Reading RTL): Ditto.
3535 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3538 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3540 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3543 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3544 code added to work around reload clobbering CONST insns.
3546 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3548 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3549 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3550 (cselib_preserve_only_values): Remove retain argument, don't
3551 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3552 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3553 * var-tracking.c (micro_operation): Move insn field before union.
3554 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3555 (struct variable_tracking_info_def): Remove n_mos field, change
3556 mos into a vector of micro_operations.
3557 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3558 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3559 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3560 changing into a vector.
3561 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3562 come before all other uops generated by add_stores.
3563 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3565 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3566 a vector. Run just one pass over the bbs instead of separate counting
3567 and computation phase.
3568 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3571 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3572 into *nonlocalized_list vector.
3573 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3574 even if origin is non-NULL.
3575 (gen_variable_die): Likewise.
3576 (process_scope_var): Don't change origin.
3577 (gen_decl_die): Likewise.
3578 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3579 before adding new edges instead of after it, fix moving over
3582 2010-03-11 David S. Miller <davem@davemloft.net>
3584 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3586 * configure: Rebuild.
3588 2010-03-11 Martin Jambor <mjambor@suse.cz>
3590 PR tree-optimization/43257
3591 * tree.c (assign_assembler_name_if_neeeded): New function.
3592 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3594 * tree.h (assign_assembler_name_if_neeeded): Declare.
3595 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3596 the function if needed.
3598 2010-03-11 Chris Demetriou <cgd@google.com>
3600 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3601 include/stdint-gcc.h, and include/stdint.h world-readable.
3603 2010-03-11 Richard Guenther <rguenther@suse.de>
3605 PR tree-optimization/43255
3606 * tree-vrp.c (process_assert_insertions_for): Do not insert
3607 asserts for trivial conditions.
3609 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3611 PR tree-optimization/43280
3612 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3613 generation. Move calculation of size out of the if branch.
3614 (find_bswap): Modify compare number generation.
3616 2010-03-11 Richard Guenther <rguenther@suse.de>
3619 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3620 (input_gimple_stmt): Fixup handled component types during
3621 operand read. Also fix up decls in ADDR_EXPRs.
3623 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3625 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3626 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3628 2010-03-10 Jan Hubicka <jh@suse.cz>
3631 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3632 * varasm.c (get_variable_section): Don't do that here...
3633 (make_decl_rtl): ... and here.
3634 (do_assemble_alias): Produce decl RTL.
3635 (assemble_alias): Likewise.
3637 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3640 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3641 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3643 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3644 (based_loc_descr): Only express drap or vdrap regno based expressions
3645 using DW_OP_fbreg when not optimizing.
3646 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3647 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3648 REG_CFA_SET_VDRAP note.
3650 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3652 PR tree-optimization/43236
3653 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3654 error in calculation of base address in reverse iteration case.
3655 (generate_builtin): Take number of latch executions if the statement
3658 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3661 * tree-eh.c: Include pointer-set.h.
3662 (lower_eh_dispatch): Filter out duplicate case labels and
3663 remove the unneeded edge when the label is unused. Return
3664 true when some edges are removed.
3665 (execute_lower_eh_dispatch): When any lowering resulted in
3666 removing an edge, also delete unreachable blocks.
3668 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3671 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3672 UNSPEC_MACHOPIC_OFFSET.
3674 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3677 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3678 (m68k_delegitimize_address): New function.
3680 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3683 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3686 * var-tracking.c (adjust_sets): New function.
3687 (count_with_sets, add_with_sets): Use it.
3688 (get_adjusted_src): New inline function.
3689 (add_stores): Use it.
3692 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3693 call cselib_dummy_expand_value_rtx_cb instead of
3694 cselib_expand_value_rtx_cb.
3697 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3698 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3699 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3700 and .cfi_endproc around the pic thunks.
3701 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3702 all queued unwind info register saves are saved before the call.
3703 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3704 considered as sp-=4 for unwind info and the pop as sp+=4 which
3705 also clobbers dest, but doesn't actually restore it.
3708 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3709 RTX_FRAME_RELATED_P.
3711 2010-03-09 Jie Zhang <jie@codesourcery.com>
3713 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3714 whitespaces in output template.
3716 2010-03-09 Jie Zhang <jie@codesourcery.com>
3718 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3721 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3723 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3724 builtins.exp in a separate job.
3726 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3728 * graphite-sese-to-poly.c (add_param_constraints): Use
3729 lower_bound_in_type and upper_bound_in_type.
3731 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3733 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3734 instead of unsigned_type_node.
3736 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3737 Reza Yazdani <reza.yazdani@amd.com>
3740 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3741 on pointer type parameters.
3743 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3747 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3748 handle conversions from pointer to integers.
3749 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3750 induction variable, to be able to work with code generated by CLooG.
3751 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3752 (build_poly_scop): Bail out if we cannot codegen a loop.
3754 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3756 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3757 code generation with gloog_error.
3759 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3761 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3762 Call fold_convert on all the returned values.
3763 (expand_scalar_variables_expr): Pass to
3764 expand_scalar_variables_ssa_name the type of the resulting expression.
3766 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3768 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3769 ppl_min_for_le_pointset.
3770 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3771 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3773 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3775 * graphite-dependences.c (map_into_dep_poly): Removed.
3776 (dependence_polyhedron_1): Use combine_context_id_scat.
3778 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3780 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3781 (struct poly_bb): Same.
3782 (combine_context_id_scat): New.
3784 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3787 * sese.c (name_defined_in_loop_p): Return false for default
3790 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3792 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3793 and clean up the logic.
3795 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3797 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3800 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3802 * var-tracking.c (remove_cselib_value_chains): Define only for
3804 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3805 delete_slot_part, emit_notes_for_differences_1): Don't call
3806 remove_cselib_value_chains here.
3807 (set_slot_part, emit_notes_for_differences_2): Don't call
3808 add_cselib_value_chains here.
3809 (preserved_values): New vector.
3810 (preserve_value): New function.
3811 (add_uses, add_stores, vt_add_function_parameters): Use it
3812 instead of cselib_preserve_value.
3813 (changed_values_stack): New vector.
3814 (check_changed_vars_0): New function.
3815 (check_changed_vars_1, check_changed_vars_2): Use it.
3816 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3817 changed_values_stack VALUEs.
3818 (vt_emit_notes): For all preserved_values call
3819 add_cselib_value_chains. If ENABLE_CHECKING call
3820 remove_cselib_value_chains before verifying value_chains is empty.
3821 Initialize and free changed_values_stack.
3822 (vt_initialize): Initialize preserved_values.
3823 (vt_finalize): Free preserved_values.
3825 2010-03-08 Richard Guenther <rguenther@suse.de>
3827 PR tree-optimization/43269
3828 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3831 2010-03-08 Martin Jambor <mjambor@suse.cz>
3833 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3834 (ipa_is_param_called): Removed.
3835 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3836 (ipa_print_node_params): Do not print the called flag.
3837 (ipa_write_node_info): Do not stream the called flag.
3838 (ipa_read_node_info): Likewise.
3840 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3843 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3844 * cselib.c (struct expand_value_data): Add dummy field.
3845 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3847 (cselib_dummy_expand_value_rtx_cb): New function.
3848 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3850 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3851 * var-tracking.c: Include pointer-set.h.
3852 (variable): Change n_var_parts to char from int. Add
3853 cur_loc_changed and in_changed_variables fields.
3854 (variable_canonicalize): Remove.
3855 (shared_var_p): New inline function.
3856 (unshare_variable): Maintain cur_loc_changed and
3857 in_changed_variables fields. If var was in changed_variables,
3858 replace it there with new_var. Just copy cur_loc instead of
3859 resetting it to something else.
3860 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3861 (dataflow_set_union): Don't call variable_canonicalize.
3862 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3863 of their DEBUG_EXPR_TREE_DECLs.
3864 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3865 and in_changed_variables and cur_loc_changed is false.
3866 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3867 and cur_loc_changed. Don't update cur_loc here.
3868 (variable_merge_over_src): Don't call variable_canonicalize.
3869 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3870 removing loc that is equal to cur_loc, clear cur_loc,
3871 set cur_loc_changed and ensure variable_was_changed is called.
3872 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3873 compare pointers in cur_loc check, if it is equal to loc,
3874 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3875 (variable_different_p): Remove compare_current_location argument,
3876 don't compare cur_loc.
3877 (dataflow_set_different_1): Adjust variable_different_p caller.
3878 (variable_was_changed): If dv had some var in changed_variables
3879 already, reset in_changed_variables flag for it and propagate
3880 cur_loc_changed over to the new variable. On empty var
3881 always set cur_loc_changed. Set in_changed_variables on whatever
3882 var is added to changed_variables.
3883 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3884 Use shared_var_p. When removing loc that is equal to cur_loc,
3885 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3886 end, don't set it to something else, just call variable_was_changed.
3887 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3888 loc being removed, clear cur_loc and set cur_loc_changed.
3889 Set cur_loc_changed if all locations have been removed.
3890 (struct expand_loc_callback_data): New type.
3891 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3892 allocated. Always create SUBREGs if simplify_subreg failed.
3893 Prefer to use cur_loc, when that fails and still in
3894 changed_variables (and seen first time) recompute it. Set
3895 cur_loc_changed of variables which had to change cur_loc and
3896 compute elcd->cur_loc_changed if any of the subexpressions used
3897 had to change cur_loc.
3898 (vt_expand_loc): Adjust to pass arguments in
3899 expand_loc_callback_data structure.
3900 (vt_expand_loc_dummy): New function.
3901 (emitted_notes): New variable.
3902 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3903 that weren't used for any other decl in current
3904 emit_notes_for_changes call call vt_expand_loc_dummy to update
3905 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3906 first loc_chain location if NULL before. Always use just
3907 cur_loc instead of first loc_chain location. When cur_loc_changed
3908 is false, when not --enable-checking=rtl just don't emit any note.
3909 When rtl checking, compute the note and assert it is the same
3910 as previous note. Clear cur_loc_changed and in_changed_variables
3911 at the end before removing from changed_variables.
3912 (check_changed_vars_3): New function.
3913 (emit_notes_for_changes): Traverse changed_vars to call
3914 check_changed_vars_3 on each changed var.
3915 (emit_notes_for_differences_1): Clear cur_loc_changed and
3916 in_changed_variables. Recompute cur_loc of new_var.
3917 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3918 (vt_emit_notes): Initialize and destroy emitted_notes.
3920 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3922 PR rtl-optimization/42220
3923 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3924 Use verify_reg_tracked to determine if we should use OP_OUT rather
3926 (build_def_use): If we see an in-out operand for a register that we
3927 know nothing about, treat is an output if possible, fail the block if
3930 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3933 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3936 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3939 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3940 uses of relevant DEFs that are dead outside the loop too.
3942 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3944 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3946 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3948 * var-tracking.c (values_to_unmark): New variable.
3949 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3950 values_to_unmark vector. Moved body to...
3951 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3952 instead queue it into values_to_unmark vector.
3953 (vt_find_locations): Free values_to_unmark vector.
3955 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3957 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3958 (site.exp): Export them when plugins are enabled.
3960 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3963 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3965 (chrec_fold_multiply): Same.
3967 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3970 * c-decl.c (build_compound_literal): Return early if init is
3973 2010-03-04 Martin Jambor <mjambor@suse.cz>
3975 PR tree-optimization/43164
3976 PR tree-optimization/43191
3977 * tree-sra.c (type_consists_of_records_p): Reject records with
3978 zero-size bit-fields at the end.
3980 2010-03-04 Mike Stump <mikestump@comcast.net>
3982 * Makefile.in (TAGS): Remove *.y.
3984 2010-03-04 Richard Guenther <rguenther@suse.de>
3986 PR tree-optimization/40761
3987 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3989 (my_rev_post_order_compute): New function.
3990 (init_pre): Call it.
3992 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3995 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3996 decrease the cost of an IV candidate when the cost is infinite.
3998 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4000 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4001 Use '3DNow!' for the extension of that name, ensure normal space
4003 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4005 2010-03-03 Jeff Law <law@redhat.com>
4007 * PR middle-end/32693
4008 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4009 than gen_rtx_SUBREG.
4010 (extract_bit_field_1): Likewise.
4012 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4014 * doc/sourcebuild.texi (Test directives): Document that arguments
4015 include-opts and exclude-opts are now optional for dg-skip-if,
4016 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4018 2010-03-03 Jason Merrill <jason@redhat.com>
4021 * cgraph.h (varpool_node): Add extra_name field.
4022 * varpool.c (varpool_extra_name_alias): New.
4023 (varpool_assemble_decl): Emit extra name aliases.
4024 (varpool_mark_needed_node): Look past an extra name alias.
4025 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4026 * lto-streamer-in.c (lto_input_tree): Read it.
4027 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4029 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4031 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4032 (sparc*-*-solaris2*): ...this.
4034 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4037 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4038 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4039 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4040 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4043 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4044 fallthrough to default handling, just with want_address 0 instead of 2.
4045 For single element lists, add_AT_loc directly, otherwise create an
4046 artificial variable DIE and stick location list to it.
4049 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4050 (VAL_EXPR_HAS_REVERSE): Define.
4051 (reverse_op): New function.
4052 (add_stores): For reversible operations add an extra MO_VAL_USE.
4054 2010-03-02 Jason Merrill <jason@redhat.com>
4056 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4058 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4060 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4061 (sparc64-*-linux*): Likewise.
4062 (sparc64-*-solaris2*): Include assembler files before linker ones.
4063 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4064 * config/sparc/gas.h: Delete.
4065 * config/sparc/sol2-64.h: Add copyright notice.
4066 * config/sparc/sol2-gas-bi.h: Likewise.
4067 * config/sparc/sol2-gld.h: Likewise.
4068 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4069 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4070 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4071 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4072 (sparc_elf_asm_named_section): Rename into...
4073 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4075 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4077 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4079 2010-03-02 Jeff Law <law@redhat.com>
4082 * reload1.c (rtx_p, substitute_stack): Declare.
4083 (substitute): Record addresses of changed rtxs.
4084 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4085 Restore the original rtx when complete.
4086 (reload): Free subsitute_stack when complete.
4088 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4090 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4091 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4093 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4094 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4095 Torture Tests): Change from subsection to section.
4097 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4098 Steven Bosscher <steven@gcc.gnu.org>
4100 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4103 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4106 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4107 the assignment from the new induction variable to the assignment
4108 of the value from the original loop PHI function.
4110 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4111 Daniel Jacobowitz <dan@codesourcery.com>
4113 * doc/sourcebuild.texi (Test directives): Clarify options to
4116 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4118 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4119 Disable cfi directives unless GCC and gas agree on using read-only
4120 .eh_frame sections for 64-bit.
4121 * configure: Regenerate.
4123 2010-03-01 Richard Guenther <rguenther@suse.de>
4125 PR tree-optimization/43220
4126 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4127 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4129 2010-03-01 Richard Guenther <rguenther@suse.de>
4130 Martin Jambor <mjambor@suse.cz>
4133 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4134 gimplified parameters.
4136 2010-03-01 Christian Bruel <christian.bruel@st.com>
4138 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4140 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4142 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4144 2010-03-01 Richard Guenther <rguenther@suse.de>
4147 * expr.c (expand_assignment): Use the alias-oracle to tell
4148 if the rhs aliases the result decl.
4150 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4153 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4154 to sol_gt_pch_get_address.
4155 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4156 64-bit, SPARC and x86.
4157 (sol_gt_pch_get_address): New function.
4159 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4161 * toplev.h (inform_n, error_n): Declare.
4162 * diagnostic.c (inform_n, error_n): New function.
4164 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4166 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4167 has no rtl yet when processing local_decls, queue it and recheck
4168 if deferred stack allocation hasn't assigned it rtl.
4170 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4172 * config/sh/sh.c (unspec_bbr_uid): New.
4173 (gen_block_redirect): Use it instead of INSN_UID.
4174 (gen_far_branch): Likewise.
4176 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4178 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4179 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4181 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4183 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4184 (Warning Options): -Wno-conversion-null is valid for
4185 Objective-C++ as well.
4186 * doc/tm.texi (Named Address Spaces): Likewise.
4187 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4188 * doc/tree-ssa.texi (Tree SSA): Likewise.
4190 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4193 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4194 by default. Don't set the default arch for
4195 i[34567]86-*-darwin*|x86_64-*-darwin*.
4197 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4200 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4201 default. Set the default 32bit/64bit archs with $with_arch
4202 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4204 2010-02-27 Richard Guenther <rguenther@suse.de>
4206 PR tree-optimization/43186
4207 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4208 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4209 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4210 unroller iterations.
4212 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4214 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4215 required and i[34567]86-*-* targets don't support 64bit ISA.
4217 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4220 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4223 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4225 * config.gcc: Set the default arch at least to Prescott for
4226 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4227 if SSE math is enabled.
4229 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4231 * diagnostic.c (diagnostic_initialize): Update.
4232 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4234 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4235 (diagnostic_inhibit_notes): New.
4236 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4238 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4241 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4242 * doc/standards.texi: Likewise.
4243 * doc/extend.texi: Likewise.
4244 * doc/trouble.texi: Likewise.
4245 * doc/cppopts.texi: Likewise.
4246 * doc/install.texi: Likewise.
4247 * c.opt (std=c90,std=gnu90): New options.
4248 * c-opts.c (c_common_handle_option): Handle them.
4250 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4253 * c-decl.c (undeclared_variable): Use an informative note.
4255 2010-02-26 Richard Guenther <rguenther@suse.de>
4257 PR tree-optimization/43186
4258 * gimple.h (gimple_fold): Remove.
4259 * gimple.c (gimple_fold): Remove. Inline into single user ...
4260 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4261 Try harder for conditions.
4263 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4266 * function.c (used_types_insert): Don't skip through named pointer
4267 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4268 and it is different from the main variant's type.
4270 2010-02-26 Nick Clifton <nickc@redhat.com>
4272 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4274 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4276 * config.gcc: Support --with-fpmath=sse for x86.
4278 * config/i386/ssemath.h: New.
4280 * doc/install.texi (--with-fpmath=sse): Documented.
4282 2010-02-26 Richard Guenther <rguenther@suse.de>
4284 PR tree-optimization/43188
4285 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4286 vector types of over-aligned element type.
4288 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4291 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4292 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4294 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4296 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4298 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4300 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4301 * var-tracking.c: Include diagnostic.h.
4302 (debug_dv): New function.
4303 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4306 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4307 (add_value_chain, add_value_chains, remove_value_chain,
4308 remove_value_chains): Handle DEBUG_EXPRs.
4309 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4312 * regcprop.c (struct queued_debug_insn_change): New type.
4313 (struct value_data_entry): Add debug_insn_changes field.
4314 (struct value_data): Add n_debug_insn_changes field.
4315 (debug_insn_changes_pool): New variable.
4316 (free_debug_insn_changes, apply_debug_insn_changes,
4317 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4318 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4319 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4321 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4323 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4324 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4325 changes, call cprop_find_used_regs via note_stores.
4326 (copyprop_hardreg_forward): When copying vd from predecessor
4327 which has any queued DEBUG_INSN changes, make sure the pointers are
4328 cleared. At the end call df_analyze and then if there are any
4329 DEBUG_INSN changes queued at the end of some basic block for still
4330 live registers, apply them.
4331 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4333 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4335 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4338 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4340 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4341 targets. Set the default with_cpu/with_arch from arch/cpu.
4342 Allow x86-64 and native for with_cpu/with_arch.
4344 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4346 * ebitmap.c: Change calls to verify_popcount with calls to
4347 sbitmap_verify_popcount.
4348 (ebitmap_clear_bit): Fixed map->cacheindex test and
4349 map>cache update when bit clearing results in an empty
4352 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4355 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4356 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4357 and support both V2DF and V2DI modes.
4358 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4359 support both V2DF and V2DI modes.
4360 (general): Delete trailing whitespace from a few patterns.
4362 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4363 V2DF/V2DI interleave high/low builtins.
4365 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4368 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4369 interleave high/low functions.
4371 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4373 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4374 #pragma extern_prefix.
4376 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4379 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4380 BLKmode, assert op0 is a MEM and just adjust its mode.
4383 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4384 if bitpos isn't multiple of mode's bitsize.
4386 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4388 * c.opt (-ftemplate-depth=): New.
4389 (-ftemplate-depth-): Deprecate.
4390 * optc-gen.awk: Handle -ftemplate-depth=.
4391 * opth-gen.awk: Likewise.
4392 * c-opts.c (c_common_handle_option): Likewise.
4393 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4395 2010-02-24 Jason Merrill <jason@redhat.com>
4397 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4399 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4401 * cfg.c (alloc_aux_for_block): Remove inline.
4402 (alloc_aux_for_edge): Likewise.
4404 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4406 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4408 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4410 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4411 * config/i386/sol2-gas.h: New file.
4412 * config.gcc (i[34567]86-*-solaris2*): Use it.
4414 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4417 * c-typeck.c (ep_convert_and_check): New.
4418 (build_conditional_expr): Use it.
4419 (build_binary_op): Likewise.
4421 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4423 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4426 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4427 bounds even for -O+.
4428 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4429 expr needs to have DECL_NAME set.
4431 2010-02-24 Nick Clifton <nickc@redhat.com>
4433 * config/mep/mep.c: Include gimple.h.
4434 (mep_function_uses_sp): Delete unused function.
4435 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4436 parameters. Use unsigned integers to count args. Return a
4437 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4439 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4442 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4443 greater or equal to nelt instead of 2 * nelt.
4444 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4447 2010-02-23 Jason Merrill <jason@redhat.com>
4450 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4451 in cfun->local_decls even if they have register types.
4454 * stor-layout.c (place_field): Don't warn about unnecessary
4455 DECL_PACKED if the type is packed.
4457 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4460 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4461 GOTOFF relocs, even when the base reg isn't pic pointer.
4463 2010-02-23 Michael Matz <matz@suse.de>
4466 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4467 (expand_gimple_basic_block): Generate and use debug temps if there
4468 are debug uses left after the last real use of TERed ssa names.
4469 Unlink debug immediate uses when they are expanded.
4471 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4474 * config/i386/i386.c (override_options): Reorganise to provide
4475 better error messages.
4477 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4480 * graphite-scop-detection.c (create_single_exit_edge): Move
4481 the call to find_single_exit_edge to....
4482 (create_sese_edges): ...here. Don't handle multiple edges
4483 exiting the function.
4484 (build_graphite_scops): Don't handle multiple edges
4485 exiting the function.
4487 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4490 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4491 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4493 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4496 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4498 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4501 * c-typeck.c (convert_arguments): Print declaration location.
4502 * c-common.c (validate_nargs): Rename as
4503 builtin_function_validate_nargs.
4504 (check_builtin_function_arguments): Update.
4506 2010-02-22 Richard Guenther <rguenther@suse.de>
4509 * tree-inline.c (declare_return_variable): Use the type of
4510 the call stmt lhs if available.
4512 2010-02-22 Duncan Sands <baldrick@free.fr>
4514 * passes.c (register_pass): Always consider all pass lists when
4515 ref_pass_instance_number is zero.
4517 2010-02-22 Richard Guenther <rguenther@suse.de>
4519 PR tree-optimization/42749
4520 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4521 parameter. Do arithmetic in the original type.
4522 (update_accumulator_with_ops): Likewise.
4523 (adjust_accumulator_values): Adjust.
4525 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4527 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4528 (QI to BLKmode splitter): New splitter.
4530 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4532 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4533 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4535 2010-02-22 Richard Guenther <rguenther@suse.de>
4537 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4539 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4541 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4542 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4543 ($(T)crti.o, $(T)crtn.o): Remove rules.
4545 2010-02-21 Tobias Burnus <burnus@net-b.de>
4548 * doc/invoke.texi (-fassociative-math): Document that this
4549 option is automatically enabled for Fortran.
4551 2010-02-20 David S. Miller <davem@davemloft.net>
4553 * configure.ac: Test if linker and assembler properly support
4554 GOTDATA_OP relocations.
4555 * configure: Rebuild.
4556 * config.in: Likewise.
4557 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4558 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4559 (movsi_high_pic): Likewise.
4560 (movdi_lo_sum_pic): Likewise.
4561 (movdi_high_pic): Likewise.
4562 (movsi_pic_gotdata_op): New pattern.
4563 (movdi_pic_gotdata_op): Likewise.
4564 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4565 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4567 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4570 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4571 attribute to ssemul.
4572 (xop_mulv2div2di3_high): Ditto.
4574 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4577 * c.opt (Wconversion-null): New option.
4578 * doc/invoke.texi (Wconversion-null): Document.
4580 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4582 * common.opt (Wlarger-than-): Add Undocumented.
4584 2010-02-19 Mike Stump <mikestump@comcast.net>
4586 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4588 2010-02-19 Jason Merrill <jason@redhat.com>
4591 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4592 * configure: Likewise.
4594 2010-02-20 Alan Modra <amodra@gmail.com>
4597 * cgraph.h (cgraph_make_decl_local): Declare.
4598 * cgraph.c (cgraph_make_decl_local): New function.
4599 (cgraph_make_node_local): Use it.
4600 * cgraphunit.c (cgraph_function_versioning): Likewise.
4601 * ipa.c (function_and_variable_visibility): Likewise.
4603 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4606 * except.c (sjlj_emit_function_enter): Don't call
4607 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4609 * rtl.h (add_reg_br_prob_note): Remove prototype.
4611 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4614 * c-common.c (conversion_warning): Remove widening conversions
4615 before checking the conversion of integers to reals.
4617 2010-02-19 Mike Stump <mikestump@comcast.net>
4620 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4623 * cgraphunit.c (process_function_and_variable_attributes): Check
4624 DECL_PRESERVE_P instead of looking up attribute "used".
4625 * ipa-pure-const.c (check_decl): Likewise.
4626 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4627 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4628 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4629 instead of attribute "used".
4630 * config/sol2-c.c (solaris_pragma_init): Likewise.
4631 (solaris_pragma_fini): Likewise.
4633 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4635 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4636 Use XCNEW instead of xcalloc.
4637 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4638 XNEW instead of xmalloc.
4639 (get_fields): Use XNEWVEC instead of xmalloc.
4642 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4643 populate vars array.
4644 (create_new_general_access): For debug stmts just reset value.
4645 (get_stmt_accesses): For accesses within debug stmts just record them
4646 using add_access_to_acc_sites instead of preventing the peeling or
4647 counting them as accesses.
4650 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4652 2010-02-19 Richard Guenther <rguenther@suse.de>
4654 PR tree-optimization/42916
4655 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4658 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4660 * configure.ac: Replace all uses of changequote in macro arguments
4661 with proper quoting.
4663 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4666 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4668 2010-02-19 Richard Guenther <rguenther@suse.de>
4670 PR tree-optimization/42944
4671 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4672 test for aliasing with errno.
4674 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4677 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4678 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4679 * dojump.c: Include output.h.
4680 (inv): New inline function.
4681 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4682 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4683 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4684 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4685 argument, pass it down to other calls.
4686 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4687 add REG_BR_PROB note to the conditional jump.
4688 * cfgexpand.c (add_reg_br_prob_note): Removed.
4689 (expand_gimple_cond): Don't call it, add the probability
4690 as last argument to jumpif_1/jumpifnot_1.
4691 * Makefile.in (dojump.o): Depend on output.h.
4692 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4694 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4695 * stmt.c (do_jump_if_equal): Likewise.
4696 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4697 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4698 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4700 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4701 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4702 jumpifnot_1 callers.
4703 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4705 (store_expr): Adjust jumpifnot caller.
4706 (store_constructor): Adjust jumpif caller.
4709 * gimplify.c (gimple_boolify): For __builtin_expect call
4710 gimple_boolify also on its first argument.
4712 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4714 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4716 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4717 * configure: Regenerated.
4719 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4721 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4722 lang_hooks.types_compatible_p instead of comptypes.
4724 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4726 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4727 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4728 if __prefer_thumb__ is defined.
4730 2010-02-18 Martin Jambor <mjambor@suse.cz>
4732 PR tree-optimization/43066
4733 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4734 array with zero-sized element type.
4736 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4738 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4739 rtx, allocate struct var_loc_node here and return it to the
4740 caller, and only if it is actually needed.
4741 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4742 move it earlier and return immediately if it returns NULL.
4744 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4746 * config/sparc/gas.h: New file. Restore
4747 TARGET_ASM_NAMED_SECTION to its ELF default.
4748 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4750 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4751 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4752 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4753 after sparc/sysv4.h.
4755 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4757 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4759 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4761 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4762 patterns from predicated pattern.
4764 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4767 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4768 for insn mnemonic suffix.
4770 2010-02-17 Richard Guenther <rguenther@suse.de>
4772 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4775 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4778 * caller-save.c (save_call_clobbered_regs): If BB ends with
4779 a DEBUG_INSN, move any notes in between last real insn and the last
4780 DEBUG_INSN after the last DEBUG_INSN.
4782 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4784 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4785 Fix return type. Fix argument type. Explain meaning of return value.
4787 2010-02-16 Richard Guenther <rguenther@suse.de>
4789 PR tree-optimization/41043
4790 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4791 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4793 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4795 2010-02-16 Ira Rosen <irar@il.ibm.com>
4797 PR tree-optimization/43074
4798 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4799 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4800 vectorizable cycles in hybrid SLP check.
4801 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4803 2010-02-16 Richard Guenther <rguenther@suse.de>
4805 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4806 (true_dependence): If memrefs_conflict_p computes must-alias
4807 trust it. Move TBAA check after offset-based disambiguation.
4808 (canon_true_dependence): Likewise.
4810 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4812 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4813 * doc/invoke.texi: Document it.
4814 * var-tracking.c: Include toplev.h and params.h.
4815 (vt_find_locations): Return bool indicating success. Compute
4816 hash sizes unconditionally. Check new parameter, report.
4817 (variable_tracking_main_1): Check vt_find_locations results and
4818 retry. Renamed from...
4819 (variable_tracking_main): ... this. New wrapper to preserve
4820 flag_var_tracking_assignments.
4821 * Makefile.in (var-tracking.o): Adjust dependencies.
4823 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4824 Jakub Jelinek <jakub@redhat.com>
4827 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4828 if weak_import attribute is present.
4829 * config/darwin.c (machopic_select_section): Likewise.
4831 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4833 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4834 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4835 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4836 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4838 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4840 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4843 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4844 Rewrite text to refer to the names.
4846 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4848 * config/i386/i386-builtin-types.def
4849 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4850 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4851 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4852 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4853 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4854 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4855 IX86_BUILTIN_VPERMIL2PS256.
4856 (MULTI_ARG_4_DF2_DI_I): Defined.
4857 (MULTI_ARG_4_DF2_DI_I1): Defined.
4858 (MULTI_ARG_4_SF2_SI_I): Defined.
4859 (MULTI_ARG_4_SF2_SI_I1): Defined.
4860 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4861 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4862 __builtin_ia32_vpermil2ps256.
4863 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4864 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4865 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4866 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4867 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4868 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4869 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4870 CODE_FOR_xop_vpermil2v8sf3.
4871 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4872 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4873 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4874 (_mm256_permute2_pd): New.
4875 (_mm_permute2_ps): New.
4876 (_mm256_permute2_ps): New.
4878 2010-02-15 Nick Clifton <nickc@redhat.com>
4880 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4881 boolean parameters. Use emit_jump_insn when emitting a pop
4882 instruction containing a return insn.
4883 (push): Use 'true' rather than '1' as second parameter to F.
4884 (h8300_expand_prologue): Likewise.
4885 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4886 (h8300_expand_epilogue): Likewise.
4888 2010-02-15 Richard Guenther <rguenther@suse.de>
4891 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4894 2010-02-15 Nick Clifton <nickc@redhat.com>
4896 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4899 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4901 * intl.c (fake_ngettext): New function.
4902 * intl.h (fake_ngettext): Declare.
4903 (ngettext): Define macro.
4904 * collect2.c (notice_translated): New function.
4905 (main): Use notice_translated and ngettext.
4906 * collect2.h (notice_translated): Declare.
4908 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4910 * reorg.c (delete_computation): Comment fixes.
4911 * caller-save.c (setup_save_areas): Idem.
4912 * sel-sched-dump.c (dump_lv_set): Idem.
4915 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4917 * config/s390/s390.c (s390_sched_init): New function.
4918 (TARGET_SCHED_INIT): Target hook defined.
4920 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4921 Jack Howarth <howarth@bromo.med.uc.edu>
4922 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4925 Partial revert of unintended change in fix for PR41605.
4926 * config/darwin.h: Fix typo.
4927 * config/darwin9.h: Same.
4929 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4931 * c-pch.c (pch_init): Clear v.
4933 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4936 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4937 graphite_can_represent_init for MULT_EXPR.
4939 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4943 * graphite-sese-to-poly.c (remove_phi): New.
4944 (translate_scalar_reduction_to_array): Call remove_phi.
4946 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4949 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4950 * graphite-clast-to-gimple.h (gloog): Update declaration.
4951 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4952 * graphite-poly.h (struct poly_bb): Add missing comments.
4953 (struct scop): Add poly_scop_p field.
4955 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4956 * graphite.c (graphite_transform_loops): Build the polyhedral
4957 representation for each scop before code generation.
4958 * sese.c (rename_variables_in_operand): Removed.
4959 (rename_variables_in_expr): Return the renamed expression.
4960 (rename_sese_parameters): New.
4961 * sese.h (rename_sese_parameters): Declared.
4963 2010-02-11 Richard Guenther <rguenther@suse.de>
4965 PR tree-optimization/42998
4966 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4967 POINTER_PLUS_EXPR properly.
4969 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4970 Changpeng Fang <changpeng.fang@amd.com>
4973 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4974 the cost of an IV candidate when the IV is used in a test against zero.
4976 * gcc.dg/tree-ssa/ivopts-3.c: New.
4978 2010-02-11 Richard Guenther <rguenther@suse.de>
4981 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4982 pointer-vs-decl case by swapping refs. Handle some cases
4983 of pointer-vs-decl disambiguations more conservatively.
4984 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4985 to false after expanding.
4987 2010-02-11 Richard Guenther <rguenther@suse.de>
4990 * gcc.c (process_command): Handle LTO file@offset case more
4993 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4995 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4996 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4998 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5000 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5001 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5002 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5003 Optimize eq/ne comparisons when both arguments are known to be
5005 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5006 Don't mask operands unnecessarily if they are known to be already
5009 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5011 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5014 2010-02-10 Richard Guenther <rguenther@suse.de>
5016 PR tree-optimization/43017
5017 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5018 for wrapping signed arithmetic.
5020 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5023 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5024 if no debug info should be emitted for it.
5026 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5028 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5029 note when flag_exceptions is set.
5031 2010-02-10 Duncan Sands <baldrick@free.fr>
5033 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5035 2010-02-10 Richard Guenther <rguenther@suse.de>
5038 * tree.c (get_unwidened): Handle constants.
5039 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5041 2010-02-10 Martin Jambor <mjambor@suse.cz>
5044 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5045 check for variable argument counts independently.
5047 2010-02-10 Christian Bruel <christian.bruel@st.com>
5050 * config/sh/sh.c (find_barrier): Increase length for non delayed
5051 conditional branches.
5053 2010-02-10 Christian Bruel <christian.bruel@st.com>
5055 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5057 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5059 * builtins.c (set_builtin_user_assembler_name): Also handle
5060 ffs if int is smaller than word.
5062 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5065 * ira-conflicts.c (get_dup): Remove.
5066 (process_reg_shuffles): Add new parameter. Use it as an
5067 additional guard for copy generation.
5068 (add_insn_allocno_copies): Rewrite.
5070 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5072 * common.opt (fsched2-use-traces): Preserved for backward
5074 * doc/invoke.texi: Remove the documentation about option
5075 -fsched2-use-traces.
5076 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5077 flag_sched2_use_traces.
5078 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5079 the backward compatibility flag section.
5081 2010-02-09 Richard Guenther <rguenther@suse.de>
5083 PR tree-optimization/43008
5084 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5085 make HEAP variables initialized from global memory if they
5086 are not known builtin functions.
5087 (find_func_aliases): Adjust.
5089 2010-02-09 Richard Guenther <rguenther@suse.de>
5091 PR tree-optimization/43000
5092 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5093 arithmetic manually.
5095 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5097 PR tree-optimization/42931
5098 * tree-loop-linear.c (try_interchange_loops): Don't call
5099 double_int_mul if estimated_loop_iterations failed.
5101 2010-02-08 Martin Jambor <mjambor@suse.cz>
5104 * tree-sra.c (build_accesses_from_assign): Do not mark in
5105 should_scalarize_away_bitmap if stmt has volatile ops.
5106 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5109 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5111 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5113 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5115 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5118 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5121 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5123 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5126 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5127 to unknown_dependence.
5128 (graphite_legal_transform_dr): Handle the unknown_dependence.
5129 (graphite_carried_dependence_level_k): Same.
5131 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5133 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5135 2010-02-07 Richard Guenther <rguenther@suse.de>
5138 * expr.c (get_inner_reference): Always initialize *pbitsize.
5140 2010-02-07 Richard Guenther <rguenther@suse.de>
5143 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5144 new ARRAY_REFs on variable size element or minimal index arrays.
5146 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5147 gimple_fold_indirect_ref.
5149 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5152 * arm.c (arm_override_options): Just return if the user has specified
5153 an invalid fpu name.
5155 2010-02-03 Jason Merrill <jason@redhat.com>
5158 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5159 i386_pe_maybe_record_exported_symbol.
5161 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5164 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5165 (pa_delegitimize_address): New function.
5167 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5169 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5170 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5172 2010-02-05 Richard Guenther <rguenther@suse.de>
5175 * lto-streamer-in.c (get_resolution): Deal with references
5176 to undefined functions.
5178 2010-02-05 Richard Guenther <rguenther@suse.de>
5180 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5181 (fold_const_aggregate_ref): Likewise.
5182 (ccp_fold_stmt): Substitute loads.
5183 (maybe_fold_reference): Verify types before substituting.
5185 (fold_gimple_assign): Unshare properly.
5186 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5188 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5190 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5191 for rs6000_gen_cell_microcode.
5193 2010-02-04 Richard Guenther <rguenther@suse.de>
5195 PR rtl-optimization/42952
5196 * dse.c (const_or_frame_p): Remove MEM handling.
5198 2010-02-04 Nick Clifton <nickc@redhat.com>
5200 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5201 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5202 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5203 (mn10300_asm_output_mi_thunk): New function.
5204 (mn10300_can_output_mu_thunk): New function.
5205 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5206 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5207 (FUNCTION_ARG): Delete incorrect comment.
5209 2010-02-03 Jason Merrill <jason@redhat.com>
5212 * fold-const.c (operand_equal_p): Handle erroneous types.
5214 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5216 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5218 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5220 PR rtl-optimization/42941
5221 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5224 2010-02-03 Jason Merrill <jason@redhat.com>
5227 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5229 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5232 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5233 (cselib_reset_table): Renamed from...
5234 (cselib_reset_table_with_next_value): ... this.
5235 (cselib_get_next_uid): Renamed from...
5236 (cselib_get_next_unknown_value): ... this.
5237 * cselib.c (next_uid): Renamed from...
5238 (next_unknown_value): ... this.
5239 (cselib_clear_table): Adjust.
5240 (cselib_reset_table): Adjust. Renamed from...
5241 (cselib_reset_table_with_next_value): ... this.
5242 (cselib_get_next_uid): Adjust. Renamed from...
5243 (cselib_get_next_unknown_value): ... this.
5244 (get_value_hash): Use hash.
5245 (cselib_hash_rtx): Likewise.
5246 (new_cselib_val): Adjust. Set and dump uid.
5247 (cselib_lookup_mem): Pass next_uid as hash.
5248 (cselib_subst_to_values): Likewise.
5249 (cselib_log_lookup): Dump uid.
5250 (cselib_lookup): Pass next_uid as hash. Adjust.
5251 (cselib_process_insn): Adjust.
5252 (cselib_init): Initialize next_uid.
5253 (cselib_finish): Adjust.
5254 (dump_cselib_table): Likewise.
5255 * dse.c (canon_address): Dump value uid.
5256 * print-rtl.c (print_rtx): Print value uid.
5257 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5259 (dv_uid): New function, sort of renamed from...
5260 (dv_htab_hash): ... this, reimplemented in terms of it and...
5261 (dv_uid2hash): ... this. New.
5262 (variable_htab_eq): Drop excess assertions.
5263 (tie_break_pointers): Removed.
5264 (canon_value_cmp): Compare uids.
5265 (variable_post_merge_New_vals): Print uids.
5266 (vt_add_function_parameters): Adjust.
5267 (vt_initialize): Reset table. Adjust.
5269 2010-02-03 Richard Guenther <rguenther@suse.de>
5271 PR tree-optimization/42944
5272 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5273 (call_may_clobber_ref_p_1): Likewise. Properly handle
5274 malloc and calloc clobbering errno.
5276 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5278 * doc/invoke.texi: Fix name of sched1 dump.
5280 * opts.c (decode_options): Set flag_tree_switch_conversion
5281 only conditionally on optimize >= 2.
5283 * gcse.c: Assorted comment fixes in pass description.
5285 2010-02-03 Anthony Green <green@moxielogic.com>
5287 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5288 nop padding in order to maintain alignment of storage location of
5289 target function address.
5290 (moxie_trampoline_init): Store target function address at newly
5292 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5294 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5296 2010-02-03 Richard Guenther <rguenther@suse.de>
5299 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5301 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5303 * config.gcc: Reenable check for obsolete targets.
5304 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5305 mips-sgi-irix6.[0-4]*.
5307 2010-02-02 Nick Clifton <nickc@redhat.com>
5309 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5310 constant size of 4 as being the same as 0.
5311 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5312 can take values in the range 0..4.
5314 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5317 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5318 as _darwin10_Unwind_FindEnclosingFunction().
5319 * libgcc-libsystem.ver: New.
5321 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5324 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5325 implicitly set registers.
5327 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5329 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5330 (arm_override_options): Allow automatic selection of the thread
5331 pointer register if thumb2.
5332 (legitimize_pic_address): Improve code sequences for Thumb2.
5333 (arm_call_tls_get_addr): Likewise.
5334 (legitimize_tls_address): Likewise.
5335 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5336 (pic_load_addr_32bit): ... this. New named pattern.
5337 * thumb2.md (pic_load_addr_thumb2): Delete.
5338 (pic_load_dot_plus_four): Delete.
5339 (tls_load_dot_plus_four): New named pattern.
5341 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5344 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5345 Document fix for TLS bug.
5347 2010-01-31 Richard Guenther <rguenther@suse.de>
5349 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5350 conservatively correct.
5352 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5356 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5358 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5360 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5362 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5364 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5366 * config.gcc: Adjust order of makefile fragments for mingw targets.
5368 2010-01-31 Richard Guenther <rguenther@suse.de>
5371 * gimplify.c (gimplify_init_constructor): For volatile LHS
5372 initialize a temporary.
5374 2010-01-31 Matthias Klose <doko@ubuntu.com>
5376 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5378 * configure: Regenerate.
5380 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5382 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5383 the same alias set and their sizes different constantness.
5384 (aliasing_component_refs_p): Revert 2009-10-24 change.
5386 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5388 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5391 2010-01-29 Richard Guenther <rguenther@suse.de>
5393 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5394 Assert we successfully updated the call.
5396 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5398 PR rtl-optimization/42889
5399 * df.h (df_set_bb_dirty_nonlr): New prototype.
5400 * df-core.c (df_set_bb_dirty_nonlr): New function.
5401 * df-scan.c (df_insn_rescan): Call it instead of
5402 df_set_bb_dirty for DEBUG_INSNs.
5404 2010-01-29 Richard Guenther <rguenther@suse.de>
5407 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5408 quadratic behavior in most cases.
5410 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5413 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5414 in the call to gen_x86_movsicc_0_m1.
5416 2010-01-28 Richard Guenther <rguenther@suse.de>
5418 PR tree-optimization/42871
5419 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5421 2010-01-28 Richard Guenther <rguenther@suse.de>
5423 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5424 into call arguments.
5426 2010-01-28 Richard Guenther <rguenther@suse.de>
5429 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5430 the forwarder if the destination is an EH landing pad.
5432 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5434 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5435 block list passed to gimple_duplicate_sese_tail.
5436 (parallelize_loops): Avoid parallelization when the function
5438 Avoid parallelization when the preheader is IRREDUCIBLE.
5439 Try to optimize when estimated_loop_iterations_int is unresolved.
5440 Add the loop's location to the dump file.
5441 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5442 (gimple_duplicate_sese_tail): Remove the check for the latch.
5443 Redirect nexits to the exit block.
5444 Remove handling of the incoming edges to the latch.
5445 Redirect the backedge from the copied latch to the exit bb.
5447 2010-01-28 Michael Matz <matz@suse.de>
5450 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5451 Wrap force_reg into a sequence, emit it before user.
5453 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5455 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5457 (arm_legacy_rev): Likewise.
5458 (thumb_legacy_rev): Likewise.
5460 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5462 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5463 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5464 on MEM's address failed, try avoid_constant_pool_reference and
5465 recurse if it returned something different.
5466 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5467 address, try avoid_constant_pool_reference and recurse if it
5468 returned something different.
5469 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5470 address and avoid_constant_pool_reference returned something
5471 different, don't set have_address.
5473 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5476 * var-tracking.c (val_store): Add modified argument, obey it.
5478 (count_uses): Move down logging of main.
5479 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5480 don't need resolution.
5481 (emit_notes_in_bb): Likewise.
5483 2010-01-27 Richard Guenther <rguenther@suse.de>
5486 * tree-inline.c (remap_decl): Delay remapping of SSA name
5487 default definitions until we need them.
5489 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5491 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5492 (rs6000_delegitimize_address): New function.
5494 * config/s390/s390.c (s390_delegitimize_address): Call
5495 delegitimize_mem_from_attrs.
5498 * tree-inline.c (cannot_copy_type_1): Removed.
5499 (copy_forbidden): Don't forbid copying of functions containing
5500 records/unions with variable length fields.
5502 2010-01-27 Christian Bruel <christian.bruel@st.com>
5506 * config/sh/sh.c (find_barrier): Increase length for non delayed
5507 conditional branches.
5509 2010-01-27 Matthias Klose <doko@ubuntu.com>
5511 * configure.ac (gnu-unique-object): Fix ldd version check.
5512 * configure: Regenerate.
5514 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5516 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5518 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5519 Test for HAVE_GNU_AS value.
5521 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5523 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5524 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5525 INT64_TYPE): Define.
5526 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5527 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5528 INT_LEAST64_TYPE): Define.
5529 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5530 UINT_LEAST64_TYPE): Define.
5531 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5532 INT_FAST64_TYPE): Define.
5533 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5534 UINT_FAST64_TYPE): Define.
5535 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5536 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5537 (SIG_ATOMIC_TYPE): Define.
5539 2010-01-26 Richard Guenther <rguenther@suse.de>
5541 * df-scan.c (df_scan_set_bb_info): Remove assert.
5542 (df_insn_rescan_debug_internal): Merge asserts.
5543 (df_install_ref): Likewise.
5544 (df_mark_reg): Use bitmap_set_range.
5545 (df_hard_reg_used_p): Remove assert.
5546 (df_hard_reg_used_count): Likewise.
5548 2010-01-26 Richard Guenther <rguenther@suse.de>
5550 PR rtl-optimization/42685
5551 * web.c (web_main): Ignore DEBUG_INSNs.
5553 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5555 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5557 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5558 Fix types of fndecl and arglist parameters.
5560 2010-01-26 Richard Guenther <rguenther@suse.de>
5563 * tree-eh.c (unsplit_eh): Skip debug insns.
5565 2010-01-26 Richard Guenther <rguenther@suse.de>
5567 PR tree-optimization/42250
5568 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5570 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5573 * omp-low.c (expand_omp_sections): Only use single_pred if
5574 l2_bb is single_pred_p.
5576 2010-01-25 Christian Bruel <christian.bruel@st.com>
5579 * config/sh/sh.c (find_barrier): Increase length for non delayed
5580 conditional branches.
5581 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5583 2010-01-24 David S. Miller <davem@davemloft.net>
5585 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5586 define if not using GAS.
5587 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5588 Likewise. Delete SECTION_MERGE code, which is only applicable
5591 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5594 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5595 mangling of va_list in system headers.
5597 2010-01-23 Toon Moene <toon@moene.org>
5599 * tree-predcom.c (combine_chains): Return NULL, not false.
5601 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5603 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5604 initialization of variable res to agree with return type.
5606 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5608 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5609 * tree-sra.c: Add include of expr.h.
5611 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5613 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5614 insert the debug stmt on the single non-EH edge from the stmt.
5616 2010-01-22 Richard Henderson <rth@redhat.com>
5619 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5620 the RHS until after generate_subtree_copies has insertted its
5621 code before the current statement.
5623 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5625 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5627 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5629 2010-01-21 Martin Jambor <mjambor@suse.cz>
5631 PR tree-optimization/42585
5632 * tree-sra.c (struct access): New field grp_total_scalarization.
5633 (dump_access): Dump the new field.
5634 (should_scalarize_away_bitmap): New variable.
5635 (cannot_scalarize_away_bitmap): Likewise.
5636 (sra_initialize): Allocate new bitmaps.
5637 (sra_deinitialize): Free new bitmaps.
5638 (create_access_1): New function.
5639 (create_access): Parts moved to create_access_1.
5640 (type_consists_of_records_p): New function.
5641 (completely_scalarize_record): Likewise.
5642 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5643 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5644 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5646 (analyze_all_variable_accesses): Completely scalarize small eligible
5649 2010-01-21 Martin Jambor <mjambor@suse.cz>
5651 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5653 2010-01-21 Andrew Haley <aph@redhat.com>
5655 * gcc.c (process_command): Move lang_specific_driver before
5656 setting cc_libexec_prefix.
5658 2010-01-21 Richard Guenther <rguenther@suse.de>
5661 * fold-const.c (negate_expr_p): Pretend only negative
5662 real constants are easily negatable.
5664 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5665 Jason Merrill <jason@redhat.com>
5667 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5668 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5669 * calls.c (initialize argument_information): Handle it.
5670 * c-common.c (handle_transparent_union_attribute): Use new name.
5671 * c-decl.c (finish_struct): Ditto.
5672 * c-typeck.c (type_lists_compatible_p): Ditto.
5673 (convert_for_assignment): Use new name and also handle record.
5674 * function.c (aggregate_value_p): Handle it.
5675 (pass_by_reference): Ditto.
5676 (assign_parm_data_types): Ditto.
5677 * print-tree.c (print_node): Ditto.
5678 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5679 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5680 * tree.c (first_field): New fn.
5682 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5685 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5686 even when linking statically, for now.
5688 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5691 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5692 without a cselib val.
5693 (count_uses): Accept MO_VAL_SET with no val on stores.
5694 (add_stores): Likewise.
5696 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5698 * var-tracking.c (check_value_val): Add a compile time assertion.
5699 (dv_is_decl_p): Simplify.
5700 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5701 gcc_assert if ENABLE_CHECKING.
5703 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5706 * var-tracking.c: Include tree-flow.h.
5707 (mem_dies_at_call): New.
5708 (dataflow_set_preserve_mem_locs): Use it.
5709 (dataflow_set_remove_mem_locs): Likewise.
5710 (dump_var): Renamed from dump_variable. Adjust all callers.
5711 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5712 * Makefile.in (var-tracking.o): Adjust deps.
5714 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5716 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5718 2010-01-20 Richard Guenther <rguenther@suse.de>
5720 PR tree-optimization/42717
5721 * tree-ssa-dce.c (get_live_post_dom): Remove.
5722 (forward_edge_to_pdom): Take an arbitrary edge to copy
5723 degenerate PHI args from.
5724 (remove_dead_stmt): Use the first post-dominator even if it
5725 does not contain live statements as redirection destination.
5727 2010-01-20 Richard Guenther <rguenther@suse.de>
5729 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5731 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5733 * sel-sched.c (create_speculation_check): Remove set but not used
5735 (try_transformation_cache): Remove set but not used variable ds.
5736 (calculate_privileged_insns): Remove set but not used variables
5737 cur_insn and min_spec_insn.
5738 (find_best_expr): Remove set but not used variable avail_n.
5739 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5741 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5743 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5744 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5747 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5750 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5751 cpu types. Add support for *-sse3 cpu types.
5752 (x86_64-*-*): Ditto.
5754 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5757 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5758 argument, call initializer_constant_valid_p_1 instead of
5759 initializer_constant_valid_p, pass CACHE to it, return NULL
5760 immediately if first call returns NULL.
5761 (initializer_constant_valid_p_1): New function.
5762 (initializer_constant_valid_p): Use it.
5764 2010-01-20 Thomas Quinot <quinot@adacore.com>
5766 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5768 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5770 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5771 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5772 (loc_list_from_tree): Don't handle unsigned division. Handle
5773 signed modulo using DW_OP_{over,over,div,mul,minus}.
5774 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5775 modulo instead of signed.
5777 2010-01-20 DJ Delorie <dj@redhat.com>
5779 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5781 (h8300_emit_stack_adjustment): Propogate it.
5783 (h8300_expand_prologue): Likewise.
5784 (h8300_expand_epilogue): Likewise.
5786 2010-01-19 Michael Matz <matz@suse.de>
5788 PR tree-optimization/41783
5789 * tree-data-ref.c (toplevel): Include flags.h.
5790 (dump_data_dependence_relation): Also dump the inputs if the
5791 result will be unknown.
5792 (split_constant_offset_1): Look through some conversions.
5793 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5794 the offset from last element is too large.
5795 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5796 (reassociate_to_the_same_stmt): Handle vector registers.
5797 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5799 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5800 wide_prolog_niters argument, emit widening instructions.
5801 (vect_do_peeling_for_alignment): Adjust caller, use widened
5802 variant of the iteration cound.
5803 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5805 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5808 * config/arm/neon-testgen.m (emit_automatics): New parameter
5809 features. Adjust for Fixed_return_reg feature.
5810 (test_intrinsic): Call emit_automatics with new feature.
5811 * config/arm/neon.ml: Update copyright years.
5812 (features): New Fixed_return_reg feature.
5813 (ops): Update feature for Vget_low.
5815 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5817 PR tree-optimization/42719
5818 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5822 * fwprop.c (all_uses_available_at): Return false if def_set dest
5823 is a REG that is used in def_insn.
5825 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5827 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5829 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5832 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5834 * target.h (struct gcc_target) <secondary_reload>: Change type
5835 of last argument to secondary_reload_info *.
5837 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5840 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5841 memory references with unaligned offsets. Remove CQImode handling.
5842 (unaligned_memory_operand): Return 1 for memory references with
5843 unaligned offsets. Remove CQImode handling.
5845 2010-01-18 Richard Guenther <rguenther@suse.de>
5848 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5851 2010-01-18 Richard Guenther <rguenther@suse.de>
5853 PR tree-optimization/42781
5854 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5855 restrict processing only if the original variable was artificial.
5857 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5859 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5860 find number of popped argument bytes.
5862 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5863 Fix the text that describes the return value for invalid insns.
5865 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5867 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5868 Clarify what 'cost of the -dependence' is. Fix quoting.
5870 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5871 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5873 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5875 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5876 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5878 2010-01-17 Richard Guenther <rguenther@suse.de>
5881 * function.c (split_complex_args): Take a VEC to modify.
5882 (assign_parms_augmented_arg_list): Build a VEC instead of
5883 a chain of PARM_DECLs.
5884 (assign_parms_unsplit_complex): Take a VEC of arguments.
5885 Do not fixup unmodified parms.
5886 (assign_parms): Deal with the VEC.
5887 (gimplify_parameters): Likewise.
5889 2010-01-17 Richard Guenther <rguenther@suse.de>
5891 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5892 node existence check.
5893 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5894 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5895 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5896 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5897 (gimple_execute_on_growing_pred): Likewise.
5899 2010-01-17 Richard Guenther <rguenther@suse.de>
5901 PR tree-optimization/42773
5902 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5903 (compute_antic_aux): Likewise.
5904 (compute_partial_antic_aux): Likewise.
5906 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5909 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5912 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5914 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5917 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5918 Fix markup for strict argument.
5920 (TARGET_SCHED_REORDER2): Fix argument types.
5922 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5923 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5925 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5926 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5928 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5931 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5932 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5933 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5934 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5935 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5937 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5939 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5941 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5942 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5944 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5946 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5949 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5951 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5952 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5954 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5956 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5958 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5959 referring to it. Fix language.
5961 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5963 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5965 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5967 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5969 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5970 '@var{stream}. Remove stray 'and'.
5972 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5974 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5976 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5978 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5979 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5981 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5982 Fix description of return value.
5983 Rename argument "sz" to "len."
5985 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5986 Clarify meaning of 'true' return value.
5988 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5990 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5991 rep_mode versus mode_rep.
5993 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5995 (TARGET_BUILTIN_DECL): Fix name.
5997 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5999 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6001 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6003 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6005 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6007 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6010 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6011 Rename argument tm_fn to md_fn.
6013 (TARGET_OPTION_PRINT): Fix argument list.
6015 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6018 * config/i386/i386.c (ix86_fixup_binary_operands):
6019 Revert FMA4 fixup of operands.
6021 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6024 * Makefile.in (write_entries_to_file, install-plugin):
6025 Use \012 instead of \n with tr.
6027 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6029 * configure.ac (HAVE_AS_REF): New C macro.
6030 * configure: Regenerate.
6031 * config.in: Likewise.
6032 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6034 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6037 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6039 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6041 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6043 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6045 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6047 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6049 (TARGET_BINDS_LOCAL_P): Fix argument type.
6051 (TARGET_ASM_FILE_END): Use prototype.
6053 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6055 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6057 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6059 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6061 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6062 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6064 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6065 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6067 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6068 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6069 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6070 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6072 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6074 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6076 (TARGET_INIT_BUILTINS): Use prototype.
6078 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6079 Put 'const char *' in braces. Fix parameter types.
6080 (TARGET_INVALID_CONVERSION): Fix parameter types.
6081 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6082 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6084 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6087 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6089 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6091 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6093 * doc/tm.texi (TARGET_HELP): Fix return type.
6095 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6096 in braces. Fix argument types.
6098 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6100 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6102 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6104 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6105 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6107 (TARGET_MANGLE_TYPE): Fix argument types.
6109 (TARGET_IRA_COVER_CLASSES): Use prototype.
6111 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6113 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6115 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6117 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6119 (TARGET_CALLEE_COPIES): Fix argument types.
6121 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6123 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6125 (TARGET_FUNCTION_VALUE): Fix argument types.
6127 (TARGET_RETURN_IN_MSB): Fix argument type.
6129 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6131 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6133 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6135 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6136 agree with return type.
6138 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6140 2010-01-15 Jing Yu <jingyu@google.com>
6142 PR rtl-optimization/42691
6143 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6144 a pseudo to a constant and are merged, and adjust comments.
6146 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6148 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6150 2010-01-15 Richard Guenther <rguenther@suse.de>
6153 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6154 labels of computed or non-local gotos to the destination.
6155 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6156 landing pad label is the first label.
6158 2010-01-15 Richard Guenther <rguenther@suse.de>
6160 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6162 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6165 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6166 to allow generation of the xssqrtdp instruction on power7.
6167 (sqrtdf2_fpr): Ditto.
6169 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6172 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6173 functions with noreturn attribute.
6176 * varasm.c (declare_weak): Add weak attribute to decl if it
6177 doesn't have one already.
6178 (assemble_external): Only add decls to weak_decls if they also
6179 have weak attribute.
6181 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6183 * var-tracking.c (var_reg_delete): Don't delete the association
6184 between REGs and values or one-part variables if the register
6187 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6190 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6191 because its first operand is a non-localized variable.
6193 2010-01-14 Martin Jambor <mjambor@suse.cz>
6195 PR tree-optimization/42706
6196 * tree-sra.c (encountered_recursive_call): New variable.
6197 (encountered_unchangable_recursive_call): Likewise.
6198 (sra_initialize): Initialize both new variables.
6199 (callsite_has_enough_arguments_p): New function.
6200 (scan_function): Call decl and flags check only for IPA-SRA, check
6201 whether there is a recursive call and whether it has enough arguments.
6202 (all_callers_have_enough_arguments_p): New function.
6203 (convert_callers): Look for recursive calls only when
6204 encountered_recursive_call is set.
6205 (ipa_early_sra): Bail out either if
6206 !all_callers_have_enough_arguments_p or
6207 encountered_unchangable_recursive_call.
6209 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6211 * sel-sched.c: Add 2010 to copyright years.
6212 * sel-sched-ir.c: Likewise.
6213 * sel-sched-ir.h: Likewise.
6215 2010-01-14 Martin Jambor <mjambor@suse.cz>
6217 PR tree-optimization/42714
6218 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6219 constructors specially.
6221 2010-01-14 Andi Kleen <ak@linux.intel.com>
6223 * config/i386/drivers-i386.c (detect_caches_intel):
6224 Add l2sizekb parameter and fill in.
6225 (host_detect_local_cpu): Add l2sizekb, fill in.
6226 Add Atom small cache heuristic.
6228 2010-01-14 Andi Kleen <ak@linux.intel.com>
6230 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6231 Add level3 parameter and fill in.
6232 (detect_caches_intel): Handle level3 cache.
6234 2010-01-14 Andi Kleen <ak@linux.intel.com>
6236 * config/i386/drivers-i386.c (host_detect_local_cpu):
6237 Fix core duo detection.
6239 2010-01-14 Andi Kleen <ak@linux.intel.com>
6241 * config/i386/drivers-i386.c (host_detect_local_cpu):
6244 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6246 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6247 (rs6000_variable_issue_1): this. Use...
6248 (rs6000_variable_issue): here. Reimplement. Print debug info.
6250 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6252 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6253 sel_restore_notes. Update all callers. Call reemit_notes
6256 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6258 PR rtl-optimization/42246
6259 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6262 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6264 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6265 all successors is the same as number of successors in current region.
6267 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6269 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6270 to rename is not separable. Otherwise check that its LHS is not NULL.
6272 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6274 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6276 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6278 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6279 available registers when failed to discover LHS register class.
6280 Fix indentation. Update comment.
6282 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6283 Alexander Monakov <amonakov@ispras.ru>
6285 PR rtl-optimization/42389
6286 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6288 (advance_state_on_fence): Likewise.
6289 (sel_target_adjust_priority): Print debug output only when
6290 sched_verbose >= 4, not 2.
6291 (get_expr_cost): Do not issue all unique insns on the next cycle.
6292 (fill_insns): Initialize can_issue_more from the value saved
6294 * sel-sched-ir.c (flist_add): New parameter issue_more.
6295 Init FENCE_ISSUE_MORE with it.
6296 (merge_fences): Likewise.
6297 (init_fences): Update call to flist_add.
6298 (add_to_fences, add_clean_fence_to_fences)
6299 (add_dirty_fence_to_fences): Likewise.
6300 (move_fence_to_fences): Update call to merge_fences.
6301 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6303 * sel-sched-ir.h (struct _fence): New field issue_more.
6304 (FENCE_ISSUE_MORE): New accessor macro.
6306 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6308 PR rtl-optimization/42388
6309 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6310 that have no predecessors nor successors. Do not call move_bb_info
6311 for empty blocks outside of current region.
6313 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6315 PR rtl-optimization/42294
6316 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6317 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6318 originators' originators.
6320 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6322 PR rtl-optimization/39453
6323 PR rtl-optimization/42246
6324 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6326 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6328 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6329 Alexander Monakov <amonakov@ispras.ru>
6332 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6333 (maybe_tidy_empty_bb): ... here. Make static. Add new
6334 argument. Update all callers.
6335 (tidy_control_flow): ... and here. Recompute topological order
6336 of basic blocks in region if necessary.
6337 (sel_redirect_edge_and_branch): Change return type. Return true
6338 if topological order might have been invalidated.
6339 (purge_empty_blocks): Export and move from...
6340 * sel-sched.c (purge_empty_blocks): ... here.
6341 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6342 (maybe_tidy_empty_bb): Delete prototype.
6343 (purge_empty_blocks): Declare.
6345 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6347 PR rtl-optimization/42249
6348 * sel-sched.c (try_replace_dest_reg): When chosen register
6349 and original register is the same, do not bail out early, but
6350 still check all original insns for validity of replacing destination
6351 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6354 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6357 Port from no-undefined-overflow branch:
6358 2009-03-09 Richard Guenther <rguenther@suse.de>
6360 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6362 2010-01-14 Richard Guenther <rguenther@suse.de>
6365 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6367 2010-01-14 Ira Rosen <irar@il.ibm.com>
6369 PR tree-optimization/42709
6370 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6371 as scalar type in creation of constant vector operand.
6373 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6376 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6377 (check-parallel-%): Match `testsuite' directory component only
6380 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6382 PR translation/39521
6383 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6386 2010-01-13 Richard Guenther <rguenther@suse.de>
6388 PR tree-optimization/42730
6389 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6392 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6395 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6396 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6399 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6401 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6402 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6403 ___umulsi3_highpart.
6405 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6406 rather than schedule_insns if the pass is enabled.
6408 2010-01-13 Martin Jambor <mjambor@suse.cz>
6410 PR tree-optimization/42704
6411 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6414 2010-01-13 Martin Jambor <mjambor@suse.cz>
6416 PR tree-optimization/42703
6417 * tree-sra.c (analyze_access_subtree): Check that we can build a
6418 reference to the original data within the aggregate.
6420 2010-01-13 Richard Guenther <rguenther@suse.de>
6422 PR tree-optimization/42705
6423 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6425 2010-01-13 Richard Guenther <rguenther@suse.de>
6428 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6430 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6433 * var-tracking.c (values_to_unmark): New variable.
6434 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6435 values_to_unmark vector. Moved body to...
6436 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6437 instead queue it into values_to_unmark vector.
6438 (vt_find_locations): Free values_to_unmark vector.
6440 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6442 * config/s390/s390.c (override_options): Set
6443 default of max-pending-list-length to 256
6445 2010-01-13 Richard Guenther <rguenther@suse.de>
6448 * tree-pass.h (PROP_gimple_lcx): New.
6449 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6450 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6451 before the final cleanup_eh.
6452 (dump_properties): Dump PROP_gimple_lcx.
6453 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6454 (tree_lower_complex_O0): Remove.
6455 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6456 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6457 tree_lower_complex, schedule TODO_update_ssa.
6458 * lto-streamer-out.c (output_function): Stream the functions
6460 * lto-streamer-in.c (input_function): Likewise.
6461 (lto_read_body): Do not override them here.
6463 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6466 * c-typeck.c (build_c_cast): Fold value cast to union type before
6467 wrapping it in a CONSTRUCTOR.
6469 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6471 PR rtl-optimization/42699
6472 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6475 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6477 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6478 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6479 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6480 SUBTARGET_WARN_UNUSED_SPEC): ... here
6481 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6483 2010-01-12 Julian Brown <julian@codesourcery.com>
6485 * config/arm/neon-schedgen.ml (Utils): Don't try to
6486 open missing module.
6487 (find_with_result): New.
6489 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6492 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6493 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6495 PR tree-optimization/42645
6496 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6497 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6498 decl_map, set processing_debug_stmt to -1 and return name without
6501 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6503 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6504 binutils version, and reword target configuration description.
6506 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6508 * config/avr/avr.h (LINKER_NAME): Remove.
6510 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6513 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6514 that support VSX, warn for -mno-altivec if vsx is not disabled,
6517 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6518 Shujing Zhao <pearly.zhao@oracle.com>
6520 PR translation/42469
6521 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6522 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6523 character between option name and help text.
6524 * c.opt (imultilib): Likewise.
6526 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6528 * lto-streamer-out.c (output_unreferenced_globals): Output static
6531 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6533 PR rtl-optimization/42621
6534 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6535 optimizing for size.
6536 (duplicate_computed_gotos): Remove now-redundant check.
6538 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6541 * configure.ac: Save and restore LDFLAGS and LIBS
6542 * configure: Regenerate.
6544 2010-01-10 Richard Guenther <rguenther@suse.de>
6547 * builtins.c (fold_builtin_strlen): Add type argument and
6548 convert the resulting length to it.
6549 (fold_builtin_1): Adjust.
6551 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6553 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6554 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6556 (num_insns_constant_wide): Adjust for that change.
6558 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6561 * web.c (union_defs): Add used argument, to combine uses of
6563 (entry_register): Adjust type and tests of used argument.
6564 (web_main): Widen used for new use. Pass it to union_defs.
6565 * df.h (union_defs): Adjust prototype.
6567 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6570 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6571 uses in new incoming argument. Free body.
6572 (reset_debug_uses_in_loop): New.
6573 (analyze_insn_to_expand_var): Call the latter if the former found
6574 anything. Fix whitespace. Reject invalid dest overlaps before
6575 going through all insns in the loop.
6577 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6580 * haifa-sched.c (dying_use_p): Debug insns don't count.
6582 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6585 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6586 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6587 (verify_gimple_call): Reject LHS in noreturn calls.
6589 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6593 * tree-vect-loop-manip.c (adjust_info): New type.
6594 (adjust_vec): New pointer to vector.
6595 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6596 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6597 (slpeel_update_phis_for_duplicate_loop): Use them.
6598 (slpeel_update_phi_nodes_for_guard1): Likewise.
6599 (slpeel_update_phi_nodes_for_guard2): Likewise.
6600 (slpeel_tree_peel_loop_to_edge): Likewise.
6601 (vect_update_ivs_after_vectorizer): Likewise.
6603 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6605 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6606 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6608 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6610 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6611 bogus uninitialized warning.
6613 2010-01-09 Richard Guenther <rguenther@suse.de>
6616 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6617 the evolution is compatible with the initial condition.
6619 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6621 * gcc.c (process_command): Update copyright notice dates.
6622 * gcov.c (print_version): Likewise.
6623 * gcov-dump.c (print_version): Likewise.
6624 * mips-tfile.c (main): Likewise.
6625 * mips-tdump.c (main): Likewise.
6627 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6630 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6632 (rotlhi3_8): Delete.
6634 (rotlsi3_8): Delete.
6635 (rotlsi3_16): Delete.
6636 (rotlsi3_24): Delete.
6638 (*rotw<mode>3): New.
6639 (*rotb<mode>3): New.
6640 * config/avr/avr.c (avr_rotate_bytes): New function.
6641 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6643 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6646 * configure.ac: Modify -rdynamic check.
6647 * configure: Regenerate.
6649 2010-01-08 DJ Delorie <dj@redhat.com>
6651 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6652 register popping order.
6654 2010-01-08 Richard Guenther <rguenther@suse.de>
6657 * c.opt (fsigned-char): Also let LTO handle this option.
6658 (funsigned-char): Likewise.
6660 2010-01-07 Richard Guenther <rguenther@suse.de>
6662 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6663 (gimple_op): Likewise.
6664 (gimple_op_ptr): Likewise.
6665 (gimple_assign_set_lhs): Remove gcc_assert.
6666 (gimple_assign_set_rhs1): Likewise.
6667 (gimple_assign_set_rhs2): Likewise.
6668 (gimple_call_set_lhs): Likewise.
6669 (gimple_call_set_fn): Likewise.
6670 (gimple_call_set_fndecl): Likewise.
6671 (gimple_call_fndecl): Likewise.
6672 (gimple_call_return_type): Likewise.
6673 (gimple_call_set_chain): Likewise.
6674 (gimple_call_num_args): Likewise.
6675 (gimple_call_set_arg): Likewise.
6676 (gimple_cond_set_code): Likewise.
6677 (gimple_cond_set_lhs): Likewise.
6678 (gimple_cond_set_rhs): Likewise.
6679 (gimple_cond_set_true_label): Likewise.
6680 (gimple_cond_set_false_label): Likewise.
6681 (gimple_label_set_label): Likewise.
6682 (gimple_goto_set_dest): Likewise.
6683 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6684 (gimple_debug_bind_get_value): Likewise.
6685 (gimple_debug_bind_get_value_ptr): Likewise.
6686 (gimple_debug_bind_set_var): Likewise.
6687 (gimple_debug_bind_set_value): Likewise.
6688 (gimple_debug_bind_reset_value): Likewise.
6689 (gimple_debug_bind_has_value_p): Likewise.
6690 (gimple_return_retval_ptr): Remove gcc_assert.
6691 (gimple_return_retval): Likewise.
6692 (gimple_return_set_retval): Likewise.
6693 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6694 (safe_referenced_var_iterator): Remove.
6695 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6696 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6697 (fill_referenced_var_vec): Remove.
6698 (first_readonly_imm_use): Remove redundant gcc_assert.
6699 (phi_arg_index_from_use): Combine gcc_asserts.
6700 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6701 (first_imm_use_stmt): Remove redundant gcc_assert.
6702 * tree-cfg.c (verify_gimple_call): Verify function and chain
6703 operands. Verify arguments.
6704 (verify_types_in_gimple_stmt): Verify condition code and labels.
6706 2010-01-07 Richard Guenther <rguenther@suse.de>
6708 PR tree-optimization/42641
6709 * sese.c (rename_map_elt_info): Use the SSA name version, do
6712 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6714 PR tree-optimization/42625
6715 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6716 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6718 2010-01-07 Duncan Sands <baldrick@free.fr>
6720 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6722 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6725 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6726 note itself is not function_invariant_p.
6728 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6730 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6731 Do not add the DF_NOTE problem.
6732 * store-motion.c (execute_rtl_store_motion): Likewise.
6734 2010-01-07 Martin Jambor <mjambor@suse.cz>
6736 PR tree-optimization/42157
6737 * tree-sra.c (compare_access_positions): Stabilize sort if both
6738 accesses have integer types, return zero immediately if they are the
6741 2010-01-06 Richard Henderson <rth@redhat.com>
6744 * haifa-sched.c (add_to_note_list): Merge into ...
6745 (concat_note_lists): ... here, and ...
6746 (unlink_other_notes, rm_other_notes): Merge into...
6747 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6748 NOTE_INSN_EPILOGUE_BEG.
6750 2010-01-06 Richard Guenther <rguenther@suse.de>
6752 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6753 not inline regular functions into always-inline functions.
6755 2010-01-06 Nick Clifton <nickc@redhat.com>
6757 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6758 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6760 (OVERRIDE_OPTIONS): Delete.
6761 (OPTIMIZATION_OPTIONS): Define.
6762 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6763 * config/rx/rx.c (rx_handle_option): Issue an error message if
6764 -mcpu=rx200 and -fpu are used together.
6765 (rx_set_optimization_options): New function. Issue an error
6766 message if an optimization attribute attempts to reset the FPU/
6767 math optimization pairing.
6768 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6769 * config/rx/rx.opt: Set the default to 32-bit doubles.
6770 * config/rx/t-rx: Add multilibs for -nofpu option.
6771 * doc/invoke.texi: Update documentation of RX options.
6773 2010-01-06 Richard Guenther <rguenther@suse.de>
6775 * tree-ssa-pre.c (name_to_id): New global.
6776 (alloc_expression_id): Simplify SSA name handling.
6777 (lookup_expression_id): Likewise.
6778 (init_pre): Zero name_to_id.
6779 (fini_pre): Free it.
6781 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6783 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6785 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6788 * config/i386/sse.md (smaxv2di3): New.
6789 (umaxv2di3): Likewise.
6790 (sminv2di3): Likewise.
6791 (uminv2di3): Likewise.
6793 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6796 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6797 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6798 (legitimize_tls_address): Likewise.
6799 (sparc_tls_referenced_p): Likewise.
6800 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6801 and adjust calls to legitimize_pic_address.
6802 (legitimate_constant_p) Use sparc_tls_referenced_p.
6803 (legitimate_pic_operand_p): Likewise.
6804 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6805 (sparc_tls_symbol_ref_1): Delete.
6806 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6807 (legitimize_tls_address): Make static, handle CONST patterns.
6808 (legitimize_pic_address): Make static, remove unused parameter and
6809 adjust recursive calls.
6810 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6811 and adjust call to legitimize_pic_address.
6812 (sparc_output_mi_thunk): Likewise.
6814 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6815 H.J. Lu <hongjiu.lu@intel.com>
6818 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6819 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6820 operands to make them signed.
6823 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6826 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6827 GTU to GT for V4SI and V2DI.
6829 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6830 (umin<mode>3): Removed.
6832 (uminv4si3): Likewise.
6834 2010-01-05 Martin Jambor <mjambor@suse.cz>
6836 PR tree-optimization/42462
6837 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6838 current_function_decl to helper functions and macros.
6840 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6843 * flags.h: Don't include real.h.
6844 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6845 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6846 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6847 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6848 * dominance.c: Update copyright.
6849 * gimple.c (walk_gimple_op): Remove inline.
6850 * tree-ssa-reassoc.c: Include real.h.
6851 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6852 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6854 2010-01-05 Nick Clifton <nickc@redhat.com>
6856 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6857 register to push into the stack frame when the accumulator has to
6858 be saved during interrupts.
6860 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6862 * doc/invoke.texi: Remove the documentation about option
6864 * common.opt (Wunreachable-code): Preserved for backward
6866 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6867 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6868 the backward compatibility flag section.
6870 2010-01-05 Richard Guenther <rguenther@suse.de>
6872 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6874 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6877 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6879 PR tree-optimization/42508
6880 * tree-sra.c (convert_callers): Check for recursive call
6881 by comparing cgraph nodes instead of decls.
6882 (modify_function): Call ipa_modify_formal_parameters also
6883 on all same_body aliases.
6885 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6886 cgraph nodes when checking for same_body aliases.
6888 2010-01-05 Richard Guenther <rguenther@suse.de>
6890 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6891 allocation and lookup.
6892 (get_or_alloc_expr_for_constant): Likewise.
6893 (phi_translate): Sink allocation.
6895 2010-01-04 Richard Guenther <rguenther@suse.de>
6897 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6898 a new entry only if needed.
6899 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6900 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6902 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6904 (phi_translate): Handle CONSTANTs early.
6906 2010-01-04 Martin Jambor <mjambor@suse.cz>
6908 PR tree-optimization/42398
6909 * tree-sra.c (struct access): Removed flag grp_different_types.
6910 (dump_access): Do not dump the removed flag.
6911 (sort_and_splice_var_accesses): Do not set the removed flag.
6912 (sra_modify_expr): Check for type compatibility directly.
6914 2010-01-04 Martin Jambor <mjambor@suse.cz>
6916 PR tree-optimization/42366
6917 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6918 edges with variable number of parameters.
6919 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6920 flag instead of asserting it.
6921 (ipa_read_node_info): Read uses_analysis_done flag.
6923 2010-01-04 Richard Guenther <rguenther@suse.de>
6925 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6926 iterative_hash_* as intended.
6927 (vn_reference_compute_hash): Likewise. Simplify hashing
6929 (vn_reference_lookup_2): Likewise.
6930 (vn_nary_op_compute_hash): Likewise.
6931 (vn_phi_compute_hash): Likewise.
6932 (expressions_equal_p): Remove strange code.
6933 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6934 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6935 (bitmap_insert_into_set_1): Take value-id as parameter.
6936 (add_to_value): Pass it.
6937 (bitmap_insert_into_set): Likewise.
6938 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6940 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6943 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6944 (do_self_spec): For switches with SWITCH_IGNORE set set also
6945 SWITCH_IGNORE_PERMANENTLY.
6946 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6949 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6951 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6952 tree of an unreferenced global var.
6954 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6957 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6958 GTU to GT for V4SI and V2DI.
6960 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6961 (umin<mode>3): Removed.
6963 (uminv4si3): Likewise.
6965 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6968 * collect2.c (main): Turn on trace in collect2 if -v is passed
6971 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6973 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6974 description of expression operand.
6976 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6978 * configure.ac: Add install-html to target_list for Make-hooks.
6979 * configure: Regenerate.
6980 * fortran/Make-lang.in (F95_HTMLFILES): New.
6981 (fortran.html): Use it.
6982 (fortran.install-html): New.
6983 * Makefile.in (install-html): Add lang.install-html.
6984 * java/Make-lang.in (JAVA_HTMLFILES): New.
6985 (java.html): Use it.
6986 (java.install-html): New.
6987 * objc/Make-lang.in (objc.install-html): New.
6988 * objcp/Make-lang.in (obj-c++.install-html): New.
6989 * cp/Make-lang.in (c++.install-html): New.
6990 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6991 * lto/Make-lang.in (lto.install-html): New.
6993 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6996 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6998 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7000 PR rtl-optimization/41862
7001 * store-motion.c (store_killed_in_insn, compute_store_table,
7002 remove_reachable_equiv_notes, replace_store_insn,
7003 build_store_vectors): Ignore all DEBUG_INSNs.
7005 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7008 * common.opt: Add dumpdir.
7010 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7012 (option_map): Add --dumpdir.
7014 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7016 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7018 * opts.c (decode_options): Try dump_dir_name first if
7019 dump_base_name isn't an absolute path.
7020 (common_handle_option): Handle OPT_dumpdir.
7022 * toplev.c (dump_dir_name): New.
7023 (print_switch_values): Also ignore -dumpdir.
7025 * toplev.h (dump_dir_name): New.
7027 2010-01-03 Richard Guenther <rguenther@suse.de>
7029 PR tree-optimization/42589
7030 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7031 double-word expansion of bswap32.
7033 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7035 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7036 with BLOCK_FOR_INSN.
7037 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7038 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7039 noce_process_if_block): Likewise.
7040 * gcse.c (compute_local_properties, insert_expr_in_table,
7041 insert_set_in_table, canon_list_insert, find_avail_set,
7042 pre_insert_copy_insn): Likewise.
7044 * basic-block.h (BLOCK_NUM): Move from here...
7045 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7047 2010-01-03 Richard Guenther <rguenther@suse.de>
7049 PR tree-optimization/42438
7050 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7051 contains_may_not_return_call flag.
7052 (BB_MAY_NOTRETURN): New.
7053 (valid_in_sets): Trapping nary operations are not valid
7054 in blocks that may not return.
7055 (insert_into_preds_of_block): Remove check for trapping expressions.
7056 (compute_avail): Compute also BB_MAY_NOTRETURN.
7058 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7060 * doc/invoke.texi: Add 2010 to copyright years.
7062 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7064 * config/sparc/sparc.c: Fix formatting nits.
7066 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7067 Alexander Monakov <amonakov@ispras.ru>
7069 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7071 2010-01-02 Richard Guenther <rguenther@suse.de>
7074 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7075 (simplify_switch_using_ranges): Mark to be removed edges
7078 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7080 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7082 * collect2.c (scan_libraries): Add missing argument in call to
7085 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7088 * config/alpha/predicates.md (aligned_memory_operand): Return false
7090 (unaligned_memory_operand): Return true for CQImode.
7091 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7092 doesn not cross aligned SImode word boundary.
7094 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7096 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7098 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7099 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7101 2010-01-02 Richard Guenther <rguenther@suse.de>
7104 * toplev.c (compile_file): Emit LTO marker properly. Change
7106 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7108 2010-01-01 Richard Guenther <rguenther@suse.de>
7111 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7113 2010-01-01 Richard Guenther <rguenther@suse.de>
7116 * c-decl.c (grokdeclarator): For zero-size arrays force
7117 structural equality checks as layout_type does.
7119 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7121 * builtins.c: Update copyright to 2010.
7123 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7126 * lto-streamer-out.c (produce_asm): Revert the last change.
7127 (copy_function): Likewise.
7129 * lto-streamer.c (lto_get_section_name): Skip any leading
7132 2010-01-01 Richard Guenther <rguenther@suse.de>
7135 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7139 Copyright (C) 2010 Free Software Foundation, Inc.
7141 Copying and distribution of this file, with or without modification,
7142 are permitted in any medium without royalty provided the copyright
7143 notice and this notice are preserved.