1 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3 * toplev.c (general_init): Set default for
4 fdiagnostics-show-option.
5 * opts.c (common_handle_option): Allow disabling it.
6 * common.opt (fdiagnostics-show-option): Add Var. Enabled by
9 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
11 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
12 between modes if both types are integral.
14 2010-04-23 Richard Guenther <rguenther@suse.de>
16 PR tree-optimization/43572
17 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
19 2010-04-23 Richard Guenther <rguenther@suse.de>
22 * tree-inline.c (tree_can_inline_p): Also check compatibility
25 2010-04-23 Martin Jambor <mjambor@suse.cz>
27 PR tree-optimization/43846
28 * tree-sra.c (struct access): New flag grp_assignment_read.
29 (build_accesses_from_assign): Set grp_assignment_read.
30 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
31 (enum mark_read_status): New type.
32 (analyze_access_subtree): Propagate grp_assignment_read, create
33 accesses also if both direct_read and root->grp_assignment_read.
35 2010-04-23 Martin Jambor <mjambor@suse.cz>
38 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
39 function does not have type attributes.
41 2010-04-23 Richard Guenther <rguenther@suse.de>
44 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
47 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
49 * sese.h (create_if_region_on_edge): Remove.
51 * sese.c (create_if_region_on_edge): Make static.
53 * tree-inline.c: Do not include ggc.h.
55 * expr.c: Do not include ggc.h.
57 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
60 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
63 * config/sh/sh.c (find_barrier): Don't emit a constant pool
64 in the middle of insns for casesi_worker_2.
66 2010-04-22 David Edelsohn <edelsohn@gnu.org>
68 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
70 2010-04-22 Ira Rosen <irar@il.ibm.com>
72 PR tree-optimization/43842
73 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
74 loop unrolling in update of exit phis. Fix comment.
75 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
76 least two reduction statements in the loop before starting SLP
79 2010-04-22 Nick Clifton <nickc@redhat.com>
81 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
83 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
85 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
88 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
90 * tree-parloops.c (loop_parallel_p): New argument
91 parloop_obstack. Pass it down.
92 (parallelize_loops): New variable parloop_obstack. Initialize it,
93 pass it down, free it.
95 * tree-loop-linear.c (linear_transform_loops): Pass down
98 * tree-data-ref.h (lambda_compute_access_matrices): New argument
99 of type struct obstack *.
101 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
102 scratch_obstack. Initialize it, pass down, free it.
104 * lambda.h (lambda_loop_new): Remove.
105 (lambda_matrix_new, lambda_matrix_inverse)
106 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
107 argument of type struct obstack *.
109 * lambda-trans.c (lambda_trans_matrix_new): New argument
110 lambda_obstack. Pass it down, use obstack allocation for ret.
111 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
114 * lambda-mat.c (lambda_matrix_get_column)
115 (lambda_matrix_project_to_null): Remove.
116 (lambda_matrix_new): New argument lambda_obstack. Use obstack
118 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
121 * lambda-code.c (lambda_loop_new): New function.
122 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
123 (lambda_compute_auxillary_space, lambda_compute_target_space)
124 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
125 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
126 (build_access_matrix): New argument lambda_obstack. Use obstack
128 (lambda_compute_step_signs, lambda_compute_access_matrices): New
129 argument lambda_obstack. Pass it down.
131 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
133 * optabs.h (expand_widening_mult): Declare.
135 2010-04-22 Richard Guenther <rguenther@suse.de>
137 PR tree-optimization/43845
138 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
139 lookup the CALL_EXPR function and arguments.
141 2010-04-22 Nick Clifton <nickc@redhat.com>
143 * config/stormy16/stormy16.c
144 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
145 * config/stormy16/stormy16.h: Tidy up formatting.
146 (DONT_USE_BUILTIN_SETJMP): Remove definition.
147 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
148 (ineqbranchsi): Delete pattern.
149 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
150 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
151 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
152 stormy16-lib2-ucmpsi2.c.
154 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
156 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
157 df_simulate_find_noclobber_defs as appropriate. Keep track of an
158 extra set merge_set_noclobber, and use it to relax the final test
160 * df.h (df_simulate_find_noclobber_defs): Declare.
161 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
163 (df_simulate_find_noclobber_defs): New function.
165 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
167 * config/i386/i386.md: Use {} around multi-line preparation statements.
169 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
171 * c-tree.h (push_init_level, pop_init_level, set_init_index)
172 (process_init_element): New argument of type struct obstack *.
174 * c-typeck.c (push_init_level, pop_init_level, set_designator)
175 (set_init_index, set_init_label, set_nonincremental_init)
176 (set_nonincremental_init_from_string, find_init_member)
177 (output_init_element, output_pending_init_elements)
178 (process_init_element): New argument braced_init_obstack. Pass it
180 (push_range_stack, add_pending_init): New argument
181 braced_init_obstack. Use obstack allocation.
183 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
184 braced_init_obstack. Pass it down.
185 (c_parser_braced_init): New variables ret, braced_init_obstack.
186 Initialize obstack, pass it down and finally free it.
188 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
191 * tree-pass.h (pass_optimize_widening_mul): Declare.
192 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
193 gate_optimize_widening_mul): New static functions.
194 (pass_optimize_widening_mul): New.
195 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New
197 <case MULT_EXPR>: Remove support for widening multiplies.
198 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
199 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
200 simplify_gen_unary rather than directly building extensions.
201 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
203 * expmed.c (expand_widening_mult): New function.
204 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
206 2010-04-21 Jan Hubicka <jh@suse.cz>
208 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
209 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
210 * lto-wpa-fixup.c: Remove.
211 * Makefile.in (lto-wpa-fixup.o): Remove.
212 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
213 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
214 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
216 2010-04-21 Jan Hubicka <jh@suse.cz>
218 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
219 add write_optimization_summary, read_optimization_summary.
220 (ipa_write_summaries_of_cgraph_node_set): Remove.
221 (ipa_write_optimization_summaries): Declare.
222 (ipa_read_optimization_summaries): Declare.
223 * ipa-cp.c (pass_ipa_cp): Update.
224 * ipa-reference.c (pass_ipa_reference): Update.
225 * ipa-pure-const.c (pass_ipa_pure_const): Update.
226 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
228 * ipa-inline.c (pass_ipa_inline): Update.
229 * ipa.c (pass_ipa_whole_program): Update.
230 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
231 * passes.c (ipa_write_summaries_1): Do not test wpa.
232 (ipa_write_optimization_summaries_1): New.
233 (ipa_write_optimization_summaries): New.
234 (ipa_read_summaries): Do not test ltrans.
235 (ipa_read_optimization_summaries_1): New.
236 (ipa_read_optimization_summaries): New.
238 2010-04-21 Jan Hubicka <jh@suse.cz>
240 * lto-cgraph.c (lto_output_node): Do not output comdat groups
242 (output_cgraph): Do not arrange comdat groups for boundary nodes.
244 2010-04-21 Jakub Jelinek <jakub@redhat.com>
247 * dwarf2out.c (add_name_and_src_coords_attributes): Add
248 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
250 2010-04-21 Jan Hubicka <jh@suse.cz>
252 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
254 2010-04-21 Jan Hubicka <jh@suse.cz>
256 * varpool.c (decide_is_variable_needed): Variable is always needed
259 2010-04-21 Jan Hubicka <jh@suse.cz>
261 * opts.c (decode_options): Enable pure-const pass for whopr.
263 2010-04-21 Jan Hubicka <jh@suse.cz>
265 * cgraph.c (dump_cgraph_node): Dump also assembler name.
266 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
268 (cgraph_decide_inlining): Do not expect callee to be removed in all
271 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
273 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
275 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
277 * config/i386/i386.md (x86_shrd): Add athlon_decode and
278 amdfam10_decode attributes.
280 2010-04-21 Jakub Jelinek <jakub@redhat.com>
283 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
284 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
285 (lower_copyprivate_clauses): Use private var in outer
286 context instead of original var. Make sure the types
287 are correct for VLAs.
289 2010-04-21 Richard Guenther <rguenther@suse.de>
291 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
292 to non-pointer objects.
294 2010-04-21 Jakub Jelinek <jakub@redhat.com>
296 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
297 last chain entry if it starts with the still current label.
298 (add_location_or_const_value_attribute): Check that
299 loc_list->first->next is NULL instead of comparing ->first with ->last.
300 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
301 to add_var_loc_to_decl.
303 * dwarf2out.c (output_call_frame_info): For dw_cie_version
304 >= 4 add also address size and segment size fields into CIE header.
306 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
307 long as address size is the same as sizeof (void *) and
309 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
310 address size or segment size is unexpected, return DW_EH_PE_omit.
311 (classify_object_over_fdes): If get_cie_encoding returned
312 DW_EH_PE_omit, return -1.
313 (init_object): If classify_object_over_fdes returned -1,
314 pretend there were no FDEs at all.
316 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
318 * config/i386/i386.md (bswap<mode>2): Macroize expander from
319 bswap{si,di}2 using SWI48 mode iterator.
320 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
321 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
322 set modrm attribute of bswap insn to 0 and remove length attribute.
323 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
324 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
325 set mode attribute to <MODE> and remove length attribute.
327 2010-04-20 James E. Wilson <wilson@codesourcery.com>
329 PR rtl-optimization/43520
330 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
331 zero available registers.
333 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
335 * builtins.c (fold_builtin_cproj): Fold more cases.
337 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
339 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
340 (fold_builtin_1): Fold builtin cproj.
341 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
342 Use ATTR_CONST_NOTHROW_LIST.
344 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
346 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
347 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
348 ffsi2_no_cmove for !TARGET_CMOVE.
349 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
350 (ffssi2): Remove expander.
351 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
353 (ctz<mode>2): Ditto from ctz{si,di}2.
354 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
356 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
359 2010-04-20 Jakub Jelinek <jakub@redhat.com>
361 * dwarf2out.c (AT_linkage_name): Define.
362 (clone_as_declaration): Handle DW_AT_linkage_name.
363 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
364 of DW_AT_MIPS_linkage_name.
365 (move_linkage_attr): Likewise.
366 (dwarf2out_finish): Likewise.
368 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
371 * fold-const.c (fold_comparison): New folding rule.
373 2010-04-20 Anatoly Sokolov <aesok@post.ru>
375 * double-int.h (double_int_setbit): Declare.
376 * double-int.c (double_int_setbit): New function.
377 * rtl.h (immed_double_int_const): Declare.
378 * emit-rtl.c (immed_double_int_const): New function.
379 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
380 and immed_double_int_const functions.
381 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
382 expand_copysign_bit): (Ditto.).
383 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
384 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
385 * dojump.c (prefer_and_bit_test): (Ditto.).
386 * expr.c (convert_modes, reduce_to_bit_field_precision,
387 const_vector_from_tree): (Ditto.).
388 * expmed.c (mask_rtx, lshift_value): (Ditto.).
390 2010-04-20 Jan Hubicka <jh@suse.cz>
392 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
393 (dump_cgraph_node): Dump new flags.
394 * cgraph.h (struct cgraph_node): Add flags
395 reachable_from_other_partition and in_other_partition.
396 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
397 other partition can not be removed.
398 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
399 the other partition must be output; silence sanity checking on
400 leaking functions bodies from other paritition.
401 * lto-cgraph.c (reachable_from_other_partition_p): New function.
402 (lto_output_node): Output new flags; do not sanity check that inline
403 clones are output; drop lto_forced_extern_inline_p code; do not mock
404 visibility flags at partition boundaries.
405 (add_node_to): New function.
406 (output_cgraph): Use it to sort functions so masters appear before
408 (input_overwrite_node): Input new flags.
409 * passes.c (ipa_write_summaries): Do not call
410 lto_new_extern_inline_states.
411 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
412 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
413 lto_forced_extern_inline_p): Kill.
414 * lto-streamer.h (lto_new_extern_inline_states,
415 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
416 lto_forced_extern_inline_p): Kill.
418 2010-04-20 Richard Guenther <rguenther@suse.de>
420 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
421 from vars that can have pointers.
422 (process_constraint): Dump useless constraints.
424 2010-04-20 Richard Guenther <rguenther@suse.de>
426 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
427 (dump_sa_points_to_info): Remove asserts.
428 (init_base_vars): nothing_id isn't an escape point nor does it
431 2010-04-20 Jakub Jelinek <jakub@redhat.com>
433 * tree.h (TYPE_REF_IS_RVALUE): Define.
434 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
435 should_move_die_to_comdat, prune_unused_types_walk): Handle
436 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
437 (modified_type_die, gen_reference_type_die): Emit
438 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
439 if TYPE_REF_IS_RVALUE and -gdwarf-4.
441 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
444 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
445 calls for -fpic -m31 if they have been sibcall optimized.
447 2010-04-19 James E. Wilson <wilson@codesourcery.com>
449 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
450 ar.lc fixed and call-used.
452 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
454 2010-04-19 Jan Hubicka <jh@suse.cz>
456 * opts.c (decode_options): Disable whpr incompatible passes.
457 * lto/lto.c (lto_1_to_1_map): Skip clones.
458 (read_cgraph_and_symbols): Do not mark everything as needed.
459 (do_whole_program_analysis): Do map only after optimizing;
460 set proper cgraph_state; use passmanager.
462 2010-04-19 DJ Delorie <dj@redhat.com>
464 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
465 POINTER_PLUS_EXPR and fix them.
467 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
469 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
470 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
471 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
472 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
473 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
474 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
475 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
476 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
477 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
478 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
479 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
481 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
483 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
484 (check_cond_move_block): Likewise.
485 (cond_move_process_if_block): Likewise.
486 (noce_find_if_block): Improve formatting.
487 (find_if_header): Pass 0 to memset and tweak conditions.
488 (cond_exec_find_if_block): Fix long lines and tweak conditions.
490 2010-04-19 Jakub Jelinek <jakub@redhat.com>
492 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
496 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
497 with non-local decl doesn't need chain.
499 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
501 * ira-color.c (allocno_reload_assign): Avoid accumulating
502 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
504 2010-04-19 Martin Jambor <mjambor@suse.cz>
506 * gimple.h (create_tmp_reg): Declare.
507 * gimplify.c (create_tmp_reg): New function.
508 (gimplify_return_expr): Use create_tmp_reg.
509 (gimplify_omp_atomic): Likewise.
510 (gimple_regimplify_operands): Likewise.
511 * tree-dfa.c (make_rename_temp): Likewise.
512 * tree-predcom.c (predcom_tmp_var): Likewise.
513 (reassociate_to_the_same_stmt): Likewise.
514 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
515 (get_replaced_param_substitute): Likewise.
516 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
517 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
518 * tree-ssa-pre.c (get_representative_for): Likewise.
519 (create_expression_by_pieces): Likewise.
520 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
521 (create_tailcall_accumulator): Likewise.
523 2010-04-19 Martin Jambor <mjambor@suse.cz>
525 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
527 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
529 2010-04-19 Richard Guenther <rguenther@suse.de>
531 PR tree-optimization/43796
532 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
533 from SCEV in the lattice.
534 (vrp_visit_phi_node): Dump change.
536 2010-04-19 Richard Guenther <rguenther@suse.de>
538 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
539 * configure: Re-generated.
541 2010-04-19 Richard Guenther <rguenther@suse.de>
543 PR tree-optimization/43783
544 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
545 constant ARRAY_REF operands two and three if possible.
547 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
550 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
552 2010-04-19 Jie Zhang <jie@codesourcery.com>
555 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
557 2010-04-19 Ira Rosen <irar@il.ibm.com>
559 PR tree-optimization/37027
560 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
561 and macro to access it.
562 (vectorizable_reduction): Add argument.
563 (vect_get_slp_defs): Likewise.
564 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
565 statements for possible use in SLP.
566 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
567 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
568 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
570 (vectorizable_reduction): Likewise.
571 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
573 (vectorizable_type_demotion, vectorizable_type_promotion,
574 vectorizable_store): Likewise.
575 (vect_analyze_stmt): Update call to vectorizable_reduction.
576 (vect_transform_stmt): Likewise.
577 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
578 (vect_build_slp_tree): Fix indentation. Check that there are no loads
579 from different interleaving chains in same node.
580 (vect_slp_rearrange_stmts): New function.
581 (vect_supported_load_permutation_p): Allow load permutations for
582 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
583 inside SLP nodes if necessary.
584 (vect_analyze_slp_instance): Handle reductions.
585 (vect_analyze_slp): Try to build SLP instances originating from groups
587 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
588 (vect_get_constant_vectors): Create initial vectors for reductions
589 according to reduction code. Add new argument.
590 (vect_get_slp_defs): Add new argument, pass it to
591 vect_get_constant_vectors.
592 (vect_schedule_slp_instance): Remove SLP tree root statements.
594 2010-04-19 Jakub Jelinek <jakub@redhat.com>
596 * tree.h (ENUM_IS_SCOPED): Define.
597 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
598 for ENUM_IS_SCOPED enums.
600 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
602 * fold-const.c (fold_comparison): Use ssizetype.
603 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
604 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
605 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
606 * tree-object-size.c (compute_object_sizes): Use size_type_node.
608 * tree.h (initialize_sizetypes): Remove parameter.
609 (build_common_tree_nodes): Remove second parameter.
610 * stor-layout.c (initialize_sizetypes): Remove parameter.
611 Always create an unsigned type.
612 (set_sizetype): Assert that the passed type is unsigned and simplify.
613 * tree.c (build_common_tree_nodes): Remove second parameter.
614 Adjust call to initialize_sizetypes.
615 * c-decl.c (c_init_decl_processing): Remove second argument in call to
616 build_common_tree_nodes.
618 2010-04-18 Matthias Klose <doko@ubuntu.com>
620 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
622 2010-04-18 Ira Rosen <irar@il.ibm.com>
624 PR tree-optimization/43771
625 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
626 load permutation doesn't have gaps.
628 2010-04-18 Jan Hubicka <jh@suse.cz>
630 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
631 (sse_prologue_save_insn expander): Use new pattern.
632 (sse_prologue_save_insn1): New pattern and splitter.
633 (sse_prologue_save_insn): Update to deal also with 64bit aligned
635 * i386.c (setup_incoming_varargs_64): Do not compute jump
637 (ix86_gimplify_va_arg): Update alignment needed.
638 (ix86_local_alignment): Do not align all local arrays to 128bit.
640 2010-04-17 Jan Hubicka <jh@suse.cz>
642 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
644 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
646 * arm.md (negdi2): Remove redundant code to force values into a
649 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
651 * arm/bpabi.S: Add EABI alignment attributes to objects.
652 * arm/bpabi-v6m.S: Likewise.
653 * arm/crti.asm: Likewise.
654 * arm/crtn.asm: Likewise.
655 * arm/lib1funcs.asm: Likewise.
656 * arm/libunwind.S: Likewise.
658 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
660 * arm-protos.h (tune_params): New structure.
661 * arm.c (current_tune): New variable.
662 (arm_constant_limit): Delete.
663 (struct processors): Add pointer to the tune parameters.
664 (arm_slowmul_tune): New tuning option.
665 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
666 (all_cores): Adjust to pick up the tuning model.
667 (arm_constant_limit): New function.
668 (arm_override_options): Select the appropriate tuning model. Delete
669 initialization of arm_const_limit.
670 (arm_split_constant): Use the new constant-limit model.
671 (arm_rtx_costs): Pick up the current tuning model.
672 * arm.md (is_strongarm, is_xscale): Delete.
673 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
674 for Xscale variant architectures.
675 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
677 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
679 * config/arm/arm.c (arm_gen_constant): Remove unused variable
681 (arm_rtx_costs_1): Remove unused variable extra_cost.
682 (arm_unwind_emit_set): Use variable offset.
683 (thumb1_output_casesi): Remove unused variable flags.
685 2010-04-16 Jeff Law <law@redhat.com>
687 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
688 needing assignment rather than doing a two-phase assignment. Remove
691 2010-04-16 Jakub Jelinek <jakub@redhat.com>
694 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
696 2010-04-16 Doug Kwan <dougkwan@google.com>
698 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
699 (next_operand_entry_id): New static variable.
700 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
701 (add_to_ops_vec): Assigned unique ID to operand entry.
702 (struct oecount_s): New field ID.
703 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
704 (undistribute_ops_list): Assign unique IDs to oecounts.
705 (init_reassoc): reset next_operand_entry_id.
707 2010-04-16 Doug Kwan <dougkwan@google.com>
709 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
710 missing left parenthesis.
712 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
714 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
715 *btdi_rex64 using SWI48 mode iterator.
716 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
717 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
718 *jcc_btdi_mask_rex64.
720 2010-04-16 Anatoly Sokolov <aesok@post.ru>
722 * double-int.h (tree_to_double_int): Convert to macro.
723 * double-int.c (tree_to_double_int): Remove.
725 2010-04-16 Jakub Jelinek <jakub@redhat.com>
728 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
729 with want_address 2 and in case a single element list might be
730 possible, call it again with want_address 0.
732 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
734 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
735 case 'W' print operands for HI mode.
736 * config/h8300/h8300.h (Y0, Y2) : New constraints.
737 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
738 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
739 * config/h8300/predicate.md (bit_register_indirect_operand): New.
741 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
743 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
744 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
745 #xx:3 and #xx:4 mode.
747 * config/h8300/h8300.md (inverted load with HImode dest): Add
750 * config/h8300/predicate.md (bit_operand): Allow immediate values that
751 satisfy 'U' constraint.
753 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
755 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
756 * configure: Regenerate.
757 * config.in: Regenerate.
758 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
761 2010-04-16 Richard Guenther <rguenther@suse.de>
763 * tree.h (struct tree_decl_minimal): Move pt_uid ...
764 (struct tree_decl_common): ... here.
765 (DECL_PT_UID): Adjust.
766 (SET_DECL_PT_UID): Likewise.
767 (DECL_PT_UID_SET_P): Likewise.
769 2010-04-16 Richard Guenther <rguenther@suse.de>
771 PR tree-optimization/43572
772 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
773 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
774 * tree-flow.h (is_call_clobbered): Remove.
775 * tree-flow-inline.h (is_call_clobbered): Likewise.
776 * tree-dfa.c (dump_variable): Do not dump call clobber state.
777 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
778 (execute_return_slot_opt): Adjust.
779 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
780 check for call clobbered vars here.
781 (find_tail_calls): Move tailcall verification to the
784 2010-04-16 Diego Novillo <dnovillo@google.com>
786 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
788 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
791 * config/arm/arm.md (cbranchqi4): New pattern.
792 * config/arm/predicates.md (const0_operand,
793 cbranchqi4_comparison_operator): New predicates.
795 2010-04-16 Richard Guenther <rguenther@suse.de>
797 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
798 (dump_gimple_stmt): Likewise.
800 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
802 * recog.h (struct recog_data): New field is_operator.
803 (struct insn_operand_data): New field is_operator.
804 * recog.c (extract_insn): Set recog_data.is_operator.
805 * genoutput.c (output_operand_data): Emit code to set the
807 * reload.c (find_reloads): Use it rather than testing for an
808 empty constraint string.
811 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
812 If the previous insn is a cbranchsi4_insn with the same arguments,
813 omit the compare instruction.
815 * config/arm/arm.md (addsi3_cbranch): If destination is a high
816 register, inputs must be low registers and we need a low register
817 scratch. Handle alternative 2 like alternative 3.
819 2010-04-16 Jakub Jelinek <jakub@redhat.com>
821 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
822 don't call get_addr on both. If one expression is a VALUE and
823 the other a REG, check VALUE's locs if the REG isn't among them.
825 2010-04-16 Christian Bruel <christian.bruel@st.com>
827 * config/sh/sh.h (sh_frame_pointer_required): New function.
828 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
829 (flag_omit_frame_pointer) Set.
830 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
831 (rounded_frame_size): Adjust size with outgoing_args_size.
832 (sh_set_return_address): Must return from stack pointer.
833 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
834 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
835 (ACCUMULATE_OUTGOING_ARGS): Define.
836 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
837 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
839 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
842 * config/sh/sh.c (sh_legitimize_reload_address): Use
843 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
844 Remove a unneeded check for offset_base.
846 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
848 * configure: Regenerated.
850 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
852 * config/s390/s390.c (s390_call_save_register_used): Switch back
855 2010-04-15 Richard Guenther <rguenther@suse.de>
857 * alias.c (alias_set_subset_of): Handle alias-set zero
860 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
861 Julian Brown <julian@codesourcery.com>
863 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
864 alternatives according to use of high and low regs.
865 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
866 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
867 optimizing for size on Thumb-2.
869 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
871 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
873 2010-04-15 Richard Guenther <rguenther@suse.de>
875 * tree-ssa-structalias.c (struct variable_info): Add
877 (new_var_info): Initialize it.
878 (dump_constraints): Support printing last added constraints.
879 (debug_constraints): Adjust.
880 (dump_constraint_graph): Likewise.
881 (make_heapvar_for): Check for NULL cfun.
882 (get_function_part_constraint): New function.
883 (get_fi_for_callee): Likewise.
884 (find_func_aliases): Properly implement IPA PTA constraints.
885 (process_ipa_clobber): New function.
886 (find_func_clobbers): Likewise.
887 (insert_into_field_list_sorted): Remove.
888 (create_function_info_for): Properly allocate vars for IPA mode.
889 Do not use insert_into_field_list_sorted.
890 (create_variable_info_for): Properly generate constraints for
891 global vars in IPA mode.
892 (dump_solution_for_var): Always dump the solution.
893 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
894 (find_what_var_points_to): Adjust.
895 (pt_solution_set): Change.
896 (pt_solution_ior_into): New function.
897 (pt_solution_empty_p): Export.
898 (pt_solution_includes_global): Adjust.
899 (pt_solution_includes_1): Likewise.
900 (pt_solutions_intersect_1): Likewise.
901 (dump_sa_points_to_info): Check some invariants.
902 (solve_constraints): Move constraint dumping ...
903 (compute_points_to_sets): ... here.
904 (ipa_pta_execute): ... and here.
905 (compute_may_aliases): Do not re-compute points-to info
906 locally if IPA info is available.
907 (ipa_escaped_pt): New global var.
908 (ipa_pta_execute): Properly implement IPA PTA.
909 * tree-into-ssa.c (dump_decl_set): Support dumping
910 decls not in referenced-vars.
911 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
912 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
913 (dump_points_to_solution): Likewise.
914 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
915 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
916 (remap_gimple_stmt): Reset call clobber/use information if necessary.
917 (copy_decl_to_var): Copy DECL_PT_UID.
918 (copy_result_decl_to_var): Likewise.
919 * tree.c (make_node_stat): Initialize DECL_PT_UID.
920 (copy_node_stat): Copy it.
921 * tree.h (DECL_PT_UID): New macro.
922 (SET_DECL_PT_UID): Likewise.
923 (DECL_PT_UID_SET_P): Likewise.
924 (struct tree_decl_minimal): Add pt_uid member.
925 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
926 (pt_solution_empty_p): Declare.
927 (pt_solution_set): Adjust.
928 (ipa_escaped_pt): Declare.
929 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
930 * gimple-pretty-print.c (pp_points_to_solution): New function.
931 (dump_gimple_call): Dump call clobber/use information.
932 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
933 * tree-pass.h (TDF_ALIAS): New dump option.
934 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
935 * doc/invoke.texi (-fipa-pta): Update documentation.
937 2010-04-15 Richard Guenther <rguenther@suse.de>
939 * Makefile.in (OBJS-common): Add gimple-fold.o.
940 (gimple-fold.o): New rule.
941 * tree.h (maybe_fold_offset_to_reference,
942 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
944 * gimple.h: ... here.
945 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
946 may_propagate_address_into_dereference): Move prototypes ...
947 * gimple.h: ... here.
948 * tree-ssa-ccp.c (get_symbol_constant_value,
949 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
950 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
951 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
952 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
953 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
954 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
955 gimplify_and_update_call_from_tree): Move ...
956 * gimple-fold.c: ... here. New file.
957 (ccp_fold_builtin): Rename to ...
958 (gimple_fold_builtin): ... this.
959 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
961 2010-04-15 Richard Guenther <rguenther@suse.de>
963 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
964 fit_double_type, force_fit_type_double, add_double_with_sign,
965 neg_double, mul_double_with_sign, lshift_double, rshift_double,
966 lrotate_double, rrotate_double, div_and_round_double): Move ...
967 * double-int.c: ... here.
968 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
969 add_double, neg_double, mul_double_with_sign, mul_double,
970 lshift_double, rshift_double, lrotate_double, rrotate_double,
971 div_and_round_double): Move prototypes ...
972 * double-int.h: ... here.
974 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
977 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
978 matching constraints to ensure inputs match the output.
980 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
983 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
984 in an input-only operand.
986 2010-04-15 Anatoly Sokolov <aesok@post.ru>
988 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
989 (double_int_not, double_int_lshift, double_int_rshift): Declare.
990 (double_int_negative_p): Convert to static inline function.
991 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
992 (double_int_negative_p): Remove.
993 * tree.h (lshift_double, rshift_double):
994 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
995 * fold-const.c (fold_convert_const_int_from_real,
996 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
997 (lshift_double): Change type of arith argument to bool.
998 (rshift_double): Change type of arith argument to bool. Correct
1000 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1002 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1005 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1006 at the start and end of the then/else blocks, and omit them from the
1008 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1009 argument; all callers changed. Pass zero to old_insns_match_p instead.
1010 (flow_find_head_matching_sequence): New function.
1011 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1012 * basic-block.h (flow_find_cross_jump,
1013 flow_find_head_matching_sequence): Declare functions.
1015 2010-04-14 Jason Merrill <jason@redhat.com>
1018 * c-common.c (attribute_takes_identifier_p): New fn.
1019 * c-common.h: Declare it.
1021 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1023 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1025 (*udivmod<mode>4): Ditto.
1027 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1029 * config/i386/i386.md (maxmin_int): Rename code attribute from
1030 maxminiprefix and update all users.
1031 (maxmin_float): Ditto from maxminfprefix.
1032 (logic): Ditto from logicprefix.
1033 (absneg_mnemonic): Ditto from absnegprefix.
1034 * config/i386/mmx.md: Update all users of maxminiprefix,
1035 maxminfprefix and logicprefix for rename.
1036 * config/i386/sse.md: Ditto.
1037 * config/i386/sync.md (sync_<code><mode>): Update for
1040 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1043 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1044 warnings converted to errors.
1046 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1048 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1049 used insn_type variable.
1050 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1051 to avoid set-but-not-used warning.
1053 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1055 * df-core.c (df_ref_debug): Change format string placeholder
1057 * dwarf2asm.c (dw2_asm_output_data_raw,
1058 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1059 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1060 * dwarf2out.c (output_cfi, output_cfi_directive,
1061 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1062 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1064 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1065 * print-rtl.c (print_rtx): Ditto.
1067 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1070 * builtins.c (expand_builtin_pow_root): New function to expand pow
1071 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1072 series of sqrt and cbrt calls under -ffast-math.
1073 (expand_builtin_pow): Call it.
1075 2010-04-14 Michael Matz <matz@suse.de>
1077 PR tree-optimization/42963
1078 * tree-cfg.c (touched_switch_bbs): New static variable.
1079 (group_case_labels_stmt): New function broken out from ...
1080 (group_case_labels): ... here, use the above.
1081 (start_recording_case_labels): Allocate touched_switch_bbs.
1082 (end_recording_case_labels): Deallocate it, call
1083 group_case_labels_stmt.
1084 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1086 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1088 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1091 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1093 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1095 2010-04-13 Jan Hubicka <jh@suse.cz>
1097 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1098 of optimized out static functions.
1099 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1100 cost computation. Also sanity check for overflows.
1101 (update_caller_keys): Update cgraph_edge_badness call; properly
1102 update fibheap and sanity check that it is up to date.
1103 (add_new_edges_to_heap): Update cgraph_edge_badness.
1104 (cgraph_decide_inlining_of_small_function): Likewise;
1105 add sanity checking that badness in heap is up to date;
1106 improve dumping of reason; Update badness of calls to the
1107 offline copy of function currently inlined; dump badness
1108 of functions not inlined because of unit growth limits.
1110 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1113 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1114 because of sign-extension change when converting to sizetype here...
1115 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1117 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1118 the folding to constants. Remove redundant final conversion.
1119 (fold_binary) <associate>: Do not associate if the re-association of
1120 constants alone overflows.
1121 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1122 to the end of the list.
1123 (multiple_of_p) <COND_EXPR>: New case.
1125 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1127 * opt-functions.awk (opt_sanitized_name): New.
1129 * optc-gen.awk: Use it
1130 * opth-gen.awk: Use it.
1132 2010-04-13 Martin Jambor <mjambor@suse.cz>
1134 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1135 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1136 children. Call replace_uses_with_default_def_ssa_name to handle
1139 2010-04-13 Michael Matz <matz@suse.de>
1142 * builtins.c (expand_builtin_interclass_mathfn): Also create
1143 a register if the predicate doesn't match.
1145 2010-04-13 Diego Novillo <dnovillo@google.com>
1147 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1148 * c-pch.c: Include timevar.h.
1149 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1150 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1151 * ggc-common.c: Include timevar.h.
1152 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1153 * timevar.def (TV_PCH_SAVE): Define.
1154 (TV_PCH_CPP_SAVE): Define.
1155 (TV_PCH_PTR_REALLOC): Define.
1156 (TV_PCH_PTR_SORT): Define.
1157 (TV_PCH_RESTORE): Define.
1158 (TV_PCH_CPP_RESTORE): Define.
1160 2010-04-13 Michael Matz <matz@suse.de>
1162 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1164 (can_reassociate_p): New function.
1165 (break_up_subtract_bb, reassociate_bb): Use it.
1167 2010-04-13 Richard Guenther <rguenther@suse.de>
1170 * builtins.c (c_readstr): Fix assert.
1172 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1174 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1175 when generating cltd insn.
1177 (*ashl<mode>3_1): Remove special handling for register operand 2.
1178 (*ashlsi3_1_zext): Ditto.
1179 (*ashlhi3_1): Ditto.
1180 (*ashlhi3_1_lea): Ditto.
1181 (*ashlqi3_1): Ditto.
1182 (*ashlqi3_1_lea): Ditto.
1183 (*<shiftrt_insn><mode>3_1): Ditto.
1184 (*<shiftrt_insn>si3_1_zext): Ditto.
1185 (*<shiftrt_insn>qi3_1_slp): Ditto.
1186 (*<rotate_insn><mode>3_1): Ditto.
1187 (*<rotate_insn>si3_1_zext): Ditto.
1188 (*<rotate_insn>qi3_1_slp): Ditto.
1190 2010-04-13 Richard Guenther <rguenther@suse.de>
1192 * tree-ssa-structalias.c (callused_id): Remove.
1193 (call_stmt_vars): New.
1194 (get_call_vi): Likewise.
1195 (lookup_call_use_vi): Likewise.
1196 (lookup_call_clobber_vi): Likewise.
1197 (get_call_use_vi): Likewise.
1198 (get_call_clobber_vi): Likewise.
1199 (make_transitive_closure_constraints): Likewise.
1200 (handle_const_call): Adjust to do per-call call-used handling.
1201 (handle_pure_call): Likewise.
1202 (find_what_var_points_to): Remove general callused handling.
1203 (init_base_vars): Likewise.
1204 (init_alias_vars): Initialize call_stmt_vars.
1205 (compute_points_to_sets): Process call-used and call-clobbered
1206 vars for call statements.
1207 (delete_points_to_sets): Free call_stmt_vars.
1209 2010-04-13 Richard Guenther <rguenther@suse.de>
1211 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1212 Only add RW dependence for dependence distance zero.
1213 Adjust maximal vectorization factor according to dependences.
1214 Move alignment handling ...
1215 (vect_find_same_alignment_drs): ... here. New function.
1216 (vect_analyze_data_ref_dependences): Adjust.
1217 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1218 (vect_analyze_data_refs): Adjust minimal vectorization factor
1219 according to data references.
1220 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1221 dependences before determining the vectorization factor.
1222 Analyze alignment after determining the vectorization factor.
1223 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1224 dependences before alignment.
1225 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1227 (vect_analyze_data_refs): Likewise.
1228 (MAX_VECTORIZATION_FACTOR): New define.
1230 2010-04-13 Duncan Sands <baldrick@free.fr>
1232 * except.h (lang_eh_type_covers): Remove.
1233 * except.c (lang_eh_type_covers): Likewise.
1235 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1236 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1238 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1239 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1240 UNITS_PER_LONG where it is ABI relevant.
1241 (s390_return_addr_rtx): Likewise.
1242 (s390_back_chain_rtx): Likewise.
1243 (s390_frame_area): Likewise.
1244 (s390_frame_info): Likewise.
1245 (s390_initial_elimination_offset): Likewise.
1246 (save_gprs): Likewise.
1247 (s390_emit_prologue): Likewise.
1248 (s390_emit_epilogue): Likewise.
1249 (s390_function_arg_advance): Likewise.
1250 (s390_function_arg): Likewise.
1251 (s390_va_start): Likewise.
1252 (s390_gimplify_va_arg): Likewise.
1253 (s390_function_profiler): Likewise.
1254 (s390_optimize_prologue): Likewise.
1255 (s390_rtx_costs): Likewise.
1256 (s390_secondary_reload): Likewise.
1257 (s390_promote_function_mode): Likewise.
1258 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1259 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1260 registers available.
1261 (s390_unwind_word_mode): New function.
1262 (s390_function_value): Split 64 bit values into register pair if
1263 used as return value.
1264 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1265 function call parameters. Handle parallels.
1266 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1267 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1268 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1269 (s390_expand_setmem): Remove unused variable src_addr.
1270 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1271 deal with 64 bit registers.
1272 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1273 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1274 (UNITS_PER_LONG): New macro.
1275 * libjava/include/s390-signal.h: Define extended ucontext
1276 structure containing the upper halfs of the 64 bit registers.
1278 2010-04-13 Simon Baldwin <simonb@google.com>
1280 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1282 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1284 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1285 rvalue on the RHS if the LHS is of a non-renamable type.
1286 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1288 2010-04-13 Matthias Klose <doko@ubuntu.com>
1290 * gcc.c (cc1_options): Handle -iplugindir before processing
1291 the cc1 spec. Only add -iplugindir once.
1292 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1294 * common.opt (iplugindir): Remove `Separate' property, initialize.
1295 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1297 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1298 (distclean): Remove plugin dir.
1299 * doc/invoke.texi: Document -iplugindir.
1301 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1303 * doc/plugins.texi (Loading Plugins): Document short
1304 -fplugin=foo option.
1305 (Plugin API): Mention default_plugin_dir_name function.
1307 * gcc.c (find_file_spec_function): Add new declaration.
1308 (static_spec_func): Use it for "find-file".
1309 (find_file_spec_function): Add new function.
1310 (cc1_options): Add -iplugindir option if -fplugin* options found.
1312 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1314 * plugin.c (add_new_plugin): Updated comment, and handle short
1316 (default_plugin_dir_name): Added new function.
1318 * common.opt (iplugindir): New option to set the plugin directory.
1320 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1322 * config/i386/i386.md (any_rotate): New code iterator.
1323 (rotate_insn): New code attribute.
1325 (SWIM124): New mode iterator.
1326 (<rotate_insn>ti3): New expander.
1327 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1328 any_rotate code iterator.
1329 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1330 using any_rotate code iterator and SWIM124 mode iterator.
1331 (ix86_rotlti3): New insn_and_split pattern.
1332 (ix86_rotrti3): Ditto.
1333 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1334 ix86_rotl{di,ti}3 patterns.
1335 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1336 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1337 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1338 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1339 code iterator and SWI mode iterator.
1340 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1341 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1343 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1344 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1345 (bswap rotatert splitter): Add splitter.
1346 (bswap splitter): Macroize splitter using any_rotate code iterator.
1347 Add insn predicate to split only for TARGET_USE_XCHGB or when
1348 optimizing function for size.
1350 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1352 * config/pa/pa.c (emit_move_sequence): Remove use of
1353 deleted variable flag_argument_noalias.
1355 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1357 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1359 Add to unsupported targets list.
1360 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1361 sparc*-sun-solaris2.[567]* from target lists.
1362 * configure: Regenerate.
1363 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1365 Remove Solaris 7 patch references.
1366 (Specific, sparc-sun-solaris2.7): Removed.
1367 (sparc-sun-solaris2*): Update Solaris 7 example.
1368 (sparc64-*-solaris2*): Likewise.
1370 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1372 * config.build (alpha*-dec-osf4*): Remove.
1373 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1374 of obsolete configurations.
1375 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1377 * config/alpha/t-osf4: Renamed to ...
1378 * config/alpha/t-osf5: ... this.
1379 * config/alpha/osf.h: Renamed to ...
1380 * config/alpha/osf5.h: ... this.
1381 Merged old osf5.h contents.
1383 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1384 (EXTRA_SPECS): Removed.
1385 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1386 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1389 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1391 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1393 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1396 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1397 __thiscall convention.
1399 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1401 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1403 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1405 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1407 * function.c (assign_parms_initialize_all): Add unused attribute
1410 2010-04-12 Richard Guenther <rguenther@suse.de>
1412 * gsstruct.def (GSS_CALL): New.
1413 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1414 * gimple.h: Include tree-ssa-alias.h.
1415 (struct gimple_statement_call): New.
1416 (union gimple_statement_struct_d): Add gimple_call member.
1417 (gimple_call_reset_alias_info): Declare.
1418 (gimple_call_use_set): New function.
1419 (gimple_call_clobber_set): Likewise.
1420 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1421 * gimple.c (gimple_call_reset_alias_info): New function.
1422 (gimple_build_call_1): Call it.
1423 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1424 * tree-inline.c (remap_gimple_stmt): Likewise.
1425 (expand_call_inline): Remove callused handling.
1426 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1427 * tree-dfa.c (dump_variable): Likewise.
1428 * tree-parloops.c (parallelize_loops): Likewise.
1429 * tree-ssa.c (init_tree_ssa): Likewise.
1430 (delete_tree_ssa): Likewise.
1431 * tree-flow-inline.h (is_call_used): Remove.
1432 * tree-flow.h (struct gimple_df): Remove callused member.
1433 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1434 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1435 (ref_maybe_used_by_call_p_1): Simplify.
1436 (call_may_clobber_ref_p_1): Likewise.
1437 * tree-ssa-structalias.c (compute_points_to_sets): Set
1438 the call stmt used and clobbered sets.
1439 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1440 (find_tail_calls): Verify the tail call.
1442 2010-04-12 Richard Guenther <rguenther@suse.de>
1444 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1445 single-iteration always-inline inlining.
1446 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1447 (cgraph_decide_inlining): Do not handle always-inline specially.
1448 (try_inline): Remove always-inline cycle detection special case.
1449 Do not recurse on always-inlines.
1450 (cgraph_early_inlining): Do not iterate if not optimizing.
1451 (cgraph_gate_early_inlining): remove.
1452 (pass_early_inline): Run unconditionally.
1453 (gate_cgraph_decide_inlining): New function.
1454 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1455 not inlining or optimizing.
1456 (cgraph_decide_inlining_of_small_functions): Also consider
1457 always-inline functions.
1458 (cgraph_default_inline_p): Return true for nodes which should
1459 disregard inline limits.
1460 (estimate_function_body_sizes): Assume zero size and time for
1461 nodes which are marked as disregarding inline limits.
1462 (cgraph_decide_recursive_inlining): Do not perform recursive
1463 inlining on always-inline nodes.
1465 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1468 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1469 for exprs satisfying handled_component_p.
1471 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1473 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1474 non-constant aggregate elements.
1476 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1477 is a real initialization.
1479 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1482 * c-decl.c (start_function): Move forward check for nested function.
1484 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1486 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1487 * config/sh/sh.c: Include reload.h.
1488 (sh_legitimize_reload_address): New.
1489 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1490 sh_legitimize_reload_address.
1492 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1494 * config/sh/sh.md (*movqi_pop): New insn pattern.
1495 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1497 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1499 * config/i386/i386.md (any_shiftrt): New code iterator.
1500 (shiftrt_insn): New code attribute.
1502 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1503 using any_shiftrt code iterator.
1504 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1505 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1506 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1507 pattern from corresponding peephole2 patterns.
1508 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1509 using any_shiftrt code iterator.
1510 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1511 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1512 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1513 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1514 *{ashr,lshr}<mode>3_cmp_zext.
1515 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1517 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1519 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1521 (*lshr<mode>3_cconly): Ditto.
1523 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1525 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1526 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1527 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1528 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1530 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1531 from corresponding peephole2 patterns.
1532 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1533 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1534 and *lshrdi3_1_rex64 using SWI mode iterator.
1535 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1536 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1537 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1538 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1539 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1540 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1541 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1542 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1543 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1546 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1548 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1549 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1550 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1551 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1553 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1554 from corresponding peephole2 patterns.
1555 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1556 (ashrsi3_cvt): Rename from ashrsi3_31.
1557 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1558 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1559 and x86_64_shift_adj_3 using SWI48 mode iterator.
1560 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1561 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1562 and *ashrdi3_1_rex64 using SWI mode iterator.
1563 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1564 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1565 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1566 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1567 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1568 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1569 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1570 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1571 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1573 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1574 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1575 x86_shift<mode>_adj_3 expanders.
1577 2010-04-10 Wei Guozhi <carrot@google.com>
1580 * config/arm/arm.c (arm_pic_static_addr): New function.
1581 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1583 (arm_output_addr_const_extra): Output expression for new pattern.
1584 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1586 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1588 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1591 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1592 * web.c: Include "insn-config.h" and "recog.h".
1593 (union_match_dups): New function.
1594 (web_main): Call it.
1595 (union_defs): Don't try to recognize match_dups.
1597 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1598 if doing so would replace the entire pattern.
1600 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1604 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1605 and splitter pattern. Change splitter operand 1 predicate to
1608 2010-04-09 Martin Jambor <mjambor@suse.cz>
1610 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1611 lattices are addresses of CONST_DECLs with the same initial value.
1612 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1613 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1615 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1616 Bernd Schmidt <bernds@codesourcery.com>
1618 * loop-invariant.c (replace_uses): New static function.
1619 (move_invariant_reg): Use it to ensure we can replace the uses.
1621 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1623 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1625 (picochip_override_options): Enable section anchors only above -O1.
1626 (picochip_reorg): Fixed a couple of build warnings.
1628 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1630 * configure.ac (plugin -rdynamic test): Log result.
1631 * configure: Regenerate.
1632 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1633 (RDYNAMIC_SPEC): Define.
1634 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1636 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1638 * configure.ac: Determine Sun ld version numbers.
1639 (comdat_group): Restrict GNU ld version checks to gld.
1640 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1641 (enable_comdat): Support --enable-comdat.
1642 * configure: Regenerate.
1643 * doc/install.texi (Configuration): Document --enable-comdat.
1645 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1647 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1648 * config/sol2-gld.h: ... here.
1649 * config.gcc (sparc*-*-solaris2*): Reflect this.
1650 (i[34567]86-*-solaris2*): Use it.
1652 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1654 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1656 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1658 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1661 * diagnostic.c (diagnostic_initialize): Initialize
1662 some_warnings_are_errors.
1663 (diagnostic_finish): New.
1664 (diagnostic_action_after_output): Call it before exiting.
1665 (diagnostic_report_diagnostic): Do not print message here. Set
1666 some_warnings_are_errors.
1667 * diagnostic.h (diagnostic_context): Delete
1668 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1669 (diagnostic_finish): Declare.
1670 * toplev.c (toplev_main): Call it before exit.
1672 2010-04-09 Jason Merrill <jason@redhat.com>
1675 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1676 for incomplete type.
1679 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1680 based on a warning flag.
1682 2010-04-09 Richard Guenther <rguenther@suse.de>
1684 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1686 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1689 * varasm.c (default_assemble_visibility): Wrap vars that are
1690 set, but unused, by targets without GAS.
1691 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1692 Remove set, but unused, vars.
1693 (rs6000_legitimize_tls_address): Likewise.
1694 (altivec_expand_dst_builtin): Likewise.
1695 * config/darwin.c (machopic_classify_symbol): Likewise.
1696 (machopic_indirection_name): Likewise.
1698 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1700 * config/i386/i386.md (DWI): New mode iterator.
1701 (S): New mode attribute.
1702 (shift_operand): Ditto.
1703 (shift_immediate_operand): Ditto.
1704 (ashl_input_operand): Ditto.
1705 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1706 using SDWIM mode iterator.
1707 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1708 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1710 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1711 from corresponding peephole2 patterns.
1712 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1713 and x86_64_shift_adj_1 using SWI48 mode iterator.
1714 (x86_shift<mode>_adj_2): Ditto.
1715 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1716 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1717 using SWI48 mode iterator.
1718 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1719 *ashldi3_cmp_rex64 using SWI mode iterator.
1720 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1721 *ashldi3_cconly_rex64 using SWI mode iterator.
1722 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1723 x86_shift<mode>_adj_{1,2}.
1724 (ix86_split_ashr): Ditto.
1725 (ix86_split_lshr): Ditto.
1727 2010-04-09 Richard Guenther <rguenther@suse.de>
1729 * target.h (builtin_conversion): Pass in input and output types.
1730 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1731 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1732 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1733 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1735 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1737 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1739 2010-04-09 Richard Guenther <rguenther@suse.de>
1742 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1744 2010-04-09 Richard Guenther <rguenther@suse.de>
1746 * tree-vectorizer.h (struct _stmt_vec_info): Document
1747 that vectype is the type of the LHS.
1748 (supportable_widening_operation, supportable_narrowing_operation):
1749 Get both input and output vector types as arguments.
1750 (vect_is_simple_use_1): Declare.
1751 (get_same_sized_vectype): Likewise.
1752 * tree-vect-loop.c (vect_determine_vectorization_factor):
1753 Set STMT_VINFO_VECTYPE to the vector type of the def.
1754 (vectorizable_reduction): Adjust.
1755 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1756 Adjust. Specify the output vector type.
1757 (vect_pattern_recog_1): Adjust.
1758 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1759 (vectorizable_call): Adjust.
1760 (vectorizable_conversion): Likewise.
1761 (vectorizable_operation): Likewise.
1762 (vectorizable_type_demotion): Likewise.
1763 (vectorizable_type_promotion): Likewise.
1764 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1766 (vect_is_simple_use_1): New function.
1767 (supportable_widening_operation): Get both input and output
1769 (supportable_narrowing_operation): Likewise.
1770 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1772 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1774 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1775 __thiscall and _thiscall as predefined macros.
1776 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1777 thiscall attribute handling.
1778 (ix86_comp_type_attributes): Likewise.
1779 (ix86_function_regparm): Likewise.
1780 (ix86_return_pops_args): Likewise.
1781 (init_cumulative_args): Likewise.
1782 (find_drap_reg): Likewise.
1783 (ix86_static_chain): Likewise.
1784 (x86_this_parameter): Likewise.
1785 (x86_output_mi_thunk): Likewise.
1786 (ix86_attribute_table): Add description for thiscall attribute.
1787 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1788 * doc/extend.texi: Add documentation for thiscall.
1790 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1793 * c.opt (Wint-to-pointer-cast): Available in C++.
1794 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1796 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1798 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1799 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1800 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1801 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1802 function type instead. Reorder and simplify checks.
1804 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1806 2010-04-08 Jing Yu <jingyu@google.com>
1807 Zdenek Dvorak <ook@ucw.cz>
1809 PR tree-optimization/42720
1810 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1811 loop unswitch conditions here from ...
1812 (tree_unswitch_single_loop): ... here.
1814 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1816 * tree-if-conv.c: Fix comments and simplify logic.
1818 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1820 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1821 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1822 (main_tree_if_conversion): Update call to tree_if_conversion.
1824 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1827 * doc/invoke.texi (-b,-V): Delete.
1828 * doc/tm.texi: Do not mention -b.
1829 * gcc.c (display_help): Delete -b and -V.
1830 (process_command): Delete -b and -V.
1831 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1833 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1834 Wolfgang Gellerich <gellerich@de.ibm.com>
1836 Implement target hook for loop unrolling
1837 * target.h (loop_unroll_adjust): Add a new target hook function.
1838 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1839 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1840 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1841 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1842 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1844 (decide_unroll_stupid): Likewise.
1846 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1849 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1851 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1853 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1854 (Specific, *-*-solaris2*): Likewise.
1855 Don't prefer Sun as over GNU as.
1857 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1859 * config/s390/s390.c (override_options): Adjust the z10
1860 defaults for max-unroll-times, max-completely-peeled-insns
1861 and max-completely-peel-times.
1863 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1865 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1866 instructions for z10.
1867 (s390_expand_setmem): Likewise.
1868 (s390_expand_cmpmem): Likewise.
1870 2010-04-08 Richard Guenther <rguenther@suse.de>
1872 PR tree-optimization/43679
1873 * tree-ssa-pre.c (eliminate): Only propagate copies.
1875 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1878 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1879 set but not used variable warning.
1881 2010-04-08 Wei Guozhi <carrot@google.com>
1884 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1885 (arm_size_rtx_costs): Call the new function when optimized for size.
1887 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1890 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1891 op0 is not a MEM, just return NULL instead of assertion
1893 (discover_nonconstant_array_refs): Don't walk debug stmts.
1895 2010-04-08 Doug Kwan <dougkwan@google.com>
1897 * configure.ac: Recognize gold and do not use its version number
1898 to test ld features.
1899 * configure: Regenerate.
1901 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1904 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1905 (negate_value): Move code to push elements to broken_up_substracts ...
1906 (eliminate_plus_minus_pair): ... here. Push operands that have no
1907 negative pair to plus_negates.
1908 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1910 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1912 * doc/install.texi (Configuration): Move description of
1913 --enable-lto, --with-libelf*, --enable-gold from Java section to
1916 * doc/generic.texi (Working with declarations)
1917 (Function Properties, C and C++ Trees): Fix typos.
1918 * doc/sourcebuild.texi (Top Level): Likewise.
1920 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1923 * tree.h (DECL_READ_P): Define.
1924 (struct tree_decl_common): Add decl_read_flag.
1925 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1926 a set but not used warning.
1927 (merge_decls): Merge DECL_READ_P flag.
1928 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1929 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1930 * c-common.c (handle_used_attribute, handle_unused_attribute):
1932 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1934 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1936 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1937 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1938 c_parser_binary_expression, c_parser_cast_expression,
1939 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1940 Call default_function_array_read_conversion instead of
1941 default_function_array_conversion where needed.
1942 (c_parser_unary_expression, c_parser_conditional_expression,
1943 c_parser_postfix_expression_after_primary, c_parser_initelt):
1944 Likewise. Call mark_exp_read where needed.
1945 (c_parser_statement_after_labels, c_parser_asm_operands,
1946 c_parser_typeof_specifier, c_parser_sizeof_expression,
1947 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1949 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1951 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1952 (warn_unused_but_set_parameter): Default to warn_unused
1954 * doc/invoke.texi: Document -Wunused-but-set-variable and
1955 -Wunused-but-set-parameter.
1957 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1958 used count variable.
1959 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1960 when operandN variables aren't used in the body of the expander
1962 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1963 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1964 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1965 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1966 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1967 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1968 * tree.c (PROCESS_ARG): Likewise.
1970 2010-04-07 Simon Baldwin <simonb@google.com>
1972 * diagnostic.h (diagnostic_override_option_index): New macro to
1973 set a diagnostic's option_index.
1974 * c-tree.h (c_cpp_error): Add warning reason argument.
1975 * opts.c (_warning_as_error_callback): New.
1976 (register_warning_as_error_callback): Store callback for
1977 warnings enabled via enable_warning_as_error.
1978 (enable_warning_as_error): Call callback, minor code tidy.
1979 * opts.h (register_warning_as_error_callback): Declare.
1980 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1981 response to -Werror=.
1982 (c_common_init_options): Register warning_as_error_callback in opts.c.
1983 * common.opt: Add -Wno-cpp option.
1984 * c-common.c (struct reason_option_codes_t): Map cpp warning
1985 reason codes to gcc option indexes.
1986 * (c_option_controlling_cpp_error): New function, lookup the gcc
1987 option index for a cpp warning reason code.
1988 * (c_cpp_error): Add warning reason argument, call
1989 c_option_controlling_cpp_error for diagnostic_override_option_index.
1990 * doc/invoke.texi: Document -Wno-cpp.
1992 2010-04-07 Richard Guenther <rguenther@suse.de>
1994 * ipa-reference.c (mark_load): Use get_base_address.
1995 (mark_store): Likewise.
1997 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1998 inserting GIMPLE_NOPs into the IL.
1999 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2000 Explicitly strip handled components and indirect references.
2002 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2003 folding address expressions.
2004 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2005 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2006 operand_equal_p to compare decls.
2007 (ptr_deref_may_alias_decl_p): Likewise.
2008 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2009 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2010 Handle reversed comparison ops.
2011 * tree-sra.c (asm_visit_addr): Use get_base_address.
2012 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2013 * ipa-reference.c (mark_address): Use get_base_address.
2015 2010-04-07 Richard Guenther <rguenther@suse.de>
2017 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2018 Propagate constants everywhere.
2020 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2023 * tree.c (MAX_INT_CACHED_PREC): Define.
2024 (nonstandard_integer_type_cache): New array.
2025 (build_nonstandard_integer_type): Cache results for precision
2026 <= MAX_INT_CACHED_PREC.
2028 2010-04-07 Richard Guenther <rguenther@suse.de>
2030 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2031 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2032 * common.opt: Likewise.
2033 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2034 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2035 (nonoverlapping_memrefs_p): Likewise.
2036 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2037 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2038 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2039 OPT_fargument_noalias_global for backward compatibility.
2041 2010-04-07 Richard Guenther <rguenther@suse.de>
2043 PR tree-optimization/43270
2044 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2045 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2046 * tree-ssa-pre.c (phi_translate_1): Adjust.
2047 (fully_constant_expression): Split out vn_reference handling to ...
2048 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2049 Fold reads from constant strings.
2050 (vn_reference_lookup): Handle fully constant references.
2051 (vn_reference_lookup_pieces): Likewise.
2052 * Makefile.in (expmed.o-warn): Add -Wno-error.
2054 2010-04-07 Martin Jambor <mjambor@suse.cz>
2056 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2058 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2061 * gcc.c: Add -static-libstdc++ to list of recognized options.
2063 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2065 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2067 2010-04-07 Richard Guenther <rguenther@suse.de>
2070 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2071 bases build simple mem attributes to retain points-to information.
2073 2010-04-07 Richard Guenther <rguenther@suse.de>
2076 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2077 preserve points-to related information.
2079 2010-04-07 Richard Guenther <rguenther@suse.de>
2082 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2083 discard plain indirect references.
2084 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2085 * tree.c (tree_nop_conversion): Likewise.
2087 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2090 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2092 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2094 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2095 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2097 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2099 * tree-if-conv.c: Fix indentation and comments.
2101 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2103 * tree-if-conv.c: Sort static functions in topological order.
2105 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2107 * tree-if-conv.c: Fix indentation and comments.
2109 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2112 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2113 lang_hooks.types.type_for_size instead of
2114 build_nonstandard_integer_type.
2115 When converting an unsigned type to signed, double its precision.
2116 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2117 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2118 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2121 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2124 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2125 POINTER_PLUS_EXPR for pointer types.
2127 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2130 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2131 * graphite-clast-to-gimple.c: Include langhooks.h.
2132 (max_signed_precision_type): New.
2133 (max_precision_type): Takes two types as arguments.
2134 (precision_for_value): New.
2135 (precision_for_interval): New.
2136 (gcc_type_for_interval): New.
2137 (gcc_type_for_value): New.
2138 (gcc_type_for_clast_term): New.
2139 (gcc_type_for_clast_red): New.
2140 (gcc_type_for_clast_bin): New.
2141 (gcc_type_for_clast_expr): Split up into several functions.
2142 (gcc_type_for_clast_eq): Rewritten.
2143 (compute_bounds_for_level): New.
2144 (compute_type_for_level_1): New.
2145 (compute_type_for_level): New.
2146 (gcc_type_for_cloog_iv): Removed.
2147 (gcc_type_for_iv_of_clast_loop): Rewritten.
2148 (graphite_create_new_loop): Compute the lower and upper bound types
2149 with gcc_type_for_clast_expr.
2150 (graphite_create_new_loop_guard): Same.
2151 (find_cloog_iv_in_expr): Removed.
2152 (compute_cloog_iv_types_1): Removed.
2153 (compute_cloog_iv_types): Removed.
2154 (gloog): Do not call compute_cloog_iv_types.
2155 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2157 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2158 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2159 (GBB_CLOOG_IV_TYPES): Removed.
2161 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2163 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2164 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2165 (detect_commutative_reduction): Same.
2167 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2169 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2170 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2172 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2173 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2174 (rewrite_commutative_reductions_out_of_ssa): Same.
2175 * passes.c (execute_function_todo): Call verify_ssa for every pass
2176 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2177 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2178 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2179 with an extra argument.
2180 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2181 verify_ssa only when the extra argument is true.
2182 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2183 with an extra argument.
2184 (tree_transform_and_unroll_loop): Same.
2186 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2188 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2189 for all the passes of the LNO having LOOP_CLOSED_SSA.
2190 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2191 * tree-loop-distribution.c (pass_loop_distribution): Same.
2192 * tree-pass.h (TODO_verify_loops): Removed.
2193 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2195 (pass_tree_unswitch): Same.
2196 (pass_predcom): Same.
2197 (pass_vectorize): Same.
2198 (pass_linear_transform): Same.
2199 (pass_graphite_transforms): Same.
2200 (pass_iv_canon): Same.
2201 (pass_complete_unroll): Same.
2202 (pass_complete_unrolli): Same.
2203 (pass_parallelize_loops): Same.
2204 (pass_loop_prefetch): Same.
2205 (pass_iv_optimize): Same.
2207 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2210 * passes.c (init_optimization_passes): Move pass_lim before
2211 pass_copy_prop and pass_dce_loop.
2213 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2216 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2217 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2218 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2219 MULTI_* defines for 4 argument vpermil2p* builtins.
2221 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2223 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2224 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2225 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2226 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2227 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2228 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2229 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2230 Use x86_maybe_negate_const_int to output insn mnemonic.
2231 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2232 check from instruction predicate. Update comments.
2233 * config/i386/sync.md (sync_add<mode>): Use
2234 x86_maybe_negate_const_int to output insn mnemonic.
2236 2010-04-06 Jan Hubicka <jh@suse.cz>
2238 PR tree-optimization/42906
2239 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2240 IGNORE_SELF argument. Set visited_control_parents for fully
2242 (find_obviously_necessary_stmts): Update call of
2243 mark_control_dependent_edges_necessary.
2244 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2246 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2248 * config/i386/i386.md: Remove comment about 'e' and 'E'
2251 2010-04-06 Richard Guenther <rguenther@suse.de>
2253 PR tree-optimization/43627
2254 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2255 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2258 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2260 * BASE-VER: Change to 4.6.0.
2263 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2266 2010-04-06 Richard Guenther <rguenther@suse.de>
2269 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2271 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2273 * doc/invoke.texi (Optimize Options): Document that LTO
2274 won't remove object access purely due to incompatible
2277 2010-04-04 Matthias Klose <doko@ubuntu.com>
2279 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2280 Initialize variable.
2282 2010-04-03 Richard Guenther <rguenther@suse.de>
2285 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2286 require a non-NULL MEM_OFFSET.
2288 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2290 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2291 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2292 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2293 config/alpha/predicates.md, config/arm/arm.md,
2294 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2295 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2296 config/darwin9.h, config/darwin.c, config/darwin.h,
2297 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2298 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2299 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2300 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2301 config/mips/mips.md, config/mn10300/mn10300.c,
2302 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2303 config/rs6000/aix.h, config/rs6000/dfp.md,
2304 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2305 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2306 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2307 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2308 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2309 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2310 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2311 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2312 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2313 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2314 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2315 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2316 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2317 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2318 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2319 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2320 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2321 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2322 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2323 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2324 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2325 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2326 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2327 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2328 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2329 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2330 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2331 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2332 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2333 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2334 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2335 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2336 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2337 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2338 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2339 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2341 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2344 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2345 * aclocal.m4: Regenerate.
2347 2010-04-02 Richard Guenther <rguenther@suse.de>
2349 PR tree-optimization/43629
2350 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2351 if we have seen a constant value.
2353 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2355 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2357 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2360 * arm.c (legitimize_tls_address): Adjust call to
2361 gen_tls_load_dot_plus_four.
2362 (arm_note_pic_base): New function.
2363 (arm_cannot_copy_insn_p): Use it.
2364 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2367 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2372 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2374 * Makefile.in ($(out_object_file)): Depend on
2375 gt-$(basename $(notdir $(out_file))).h.
2377 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2379 * config.gcc (lm32-*-rtems*): Add t-lm32.
2381 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2383 * config.gcc: Add lm32-*-rtems*.
2384 * config/lm32/rtems.h: New file.
2386 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2389 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2391 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2393 * dwarf2out.c (output_compilation_unit_header): For
2394 -gdwarf-4 use version 4 instead of version 3.
2395 (output_line_info): For version 4 and above emit additional
2396 maximum ops per insn header field.
2397 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2399 * dwarf2out.c (is_c_family, is_java): Remove.
2400 (lower_bound_default): New function.
2401 (add_bound_info, gen_descr_array_type_die): Use it.
2403 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2406 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2407 re-declaration when it happens in a function.
2409 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2411 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2412 (cgraph_remove_function_insertion_hook): Same.
2413 (cgraph_call_function_insertion_hooks): Same.
2415 2010-04-01 Richard Guenther <rguenther@suse.de>
2418 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2419 and TREE_THIS_VOLATILE.
2420 (copy_ref_info): Likewise.
2421 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2422 * tree.c (build6_stat): Ignore side-effects of all but arg5
2423 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2426 2010-04-01 Richard Guenther <rguenther@suse.de>
2428 PR tree-optimization/43607
2429 * ipa-type-escape.c (check_call): Do not access non-existing
2432 2010-04-01 Richard Guenther <rguenther@suse.de>
2436 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2437 Jack Howarth <howarth@bromo.med.uc.edu>
2439 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2442 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2444 * doc/install.texi (Prerequisites): Document libelf usability on
2445 IRIX 5/6 and Solaris 2.
2446 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2447 Update GNU as, GNU ld requirements.
2448 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2449 Document Sun Studio compiler download.
2450 Update and simplify as, ld recommendations.
2451 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2453 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2455 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2456 with_tune_32 to pentium4.
2458 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2460 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2462 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2464 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2465 obsoletion, removal.
2467 Document GNU as requirement.
2468 Update configure requirements.
2469 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2470 Recomment IRIX 6.5.18+.
2471 Document IDF/IDL requirement.
2472 Document GNU as requirement.
2473 Document GNU ld bootstrap failure.
2474 Remove freeware.sgi.com reference.
2476 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2478 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2479 UNIX V4.0, V5.0 obsoletion, removal.
2480 Remove --with-gc=simple reference.
2481 Update VM requirements during bootstrap.
2482 Remove -oldas bootstrap description.
2483 Update binutils reference.
2484 Remove comparison failure note.
2486 2010-03-31 Richard Guenther <rguenther@suse.de>
2487 Zdenek Dvorak <ook@ucw.cz>
2488 Sebastian Pop <sebastian.pop@amd.com>
2491 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2492 with multiple arguments.
2493 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2495 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2497 * graphite-dependences.c (print_pddr): Call print_pdr with an
2499 * graphite-poly.c (debug_pdr): Add an extra argument for the
2502 (print_pbb_domain): Same.
2504 (print_scop_context): Same.
2506 (print_cloog): Same.
2507 (debug_pbb_domain): Same.
2511 (debug_scop_context): Same.
2513 (debug_cloog): Same.
2514 (print_scop_params): Same.
2515 (debug_scop_params): Same.
2516 (print_iteration_domain): Same.
2517 (print_iteration_domains): Same.
2518 (debug_iteration_domain): Same.
2519 (debug_iteration_domains): Same.
2520 (print_scattering_function): Same.
2521 (print_scattering_functions): Same.
2522 (debug_scattering_function): Same.
2523 (debug_scattering_functions): Same.
2524 * graphite-poly.h (debug_pdr): Update declaration.
2526 (print_pbb_domain): Same.
2528 (print_scop_context): Same.
2530 (print_cloog): Same.
2531 (debug_pbb_domain): Same.
2535 (debug_scop_context): Same.
2537 (debug_cloog): Same.
2538 (print_scop_params): Same.
2539 (debug_scop_params): Same.
2540 (print_iteration_domain): Same.
2541 (print_iteration_domains): Same.
2542 (debug_iteration_domain): Same.
2543 (debug_iteration_domains): Same.
2544 (print_scattering_function): Same.
2545 (print_scattering_functions): Same.
2546 (debug_scattering_function): Same.
2547 (debug_scattering_functions): Same.
2549 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2551 * graphite-poly.c (print_scattering_function_1): New.
2552 (print_scattering_function): Call it.
2553 (print_scop_params): Remove spaces at the end of lines.
2556 * graphite-poly.h (print_cloog): Declared.
2557 (debug_cloog): Declared.
2559 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2561 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2563 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2564 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2565 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2566 to switch between adding the IV bump in loop->latch or in loop->header.
2568 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2570 * graphite-poly.c (print_scattering_function): Pretty print following
2573 (print_pbb_domain): Same.
2574 (dump_gbb_cases): Same.
2575 (dump_gbb_conditions): Same.
2578 (print_scop_params): Same.
2579 (print_scop_context): Same.
2581 (print_pbb_body): New.
2582 (lst_indent_to): New.
2583 (print_lst): Start new lines with a #.
2584 * graphite-poly.h (pbb_bb): New.
2585 (pbb_index): Use pbb_bb.
2586 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2588 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2590 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2592 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2593 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2594 and 0 instead of 1 for dw_val_class_flag.
2595 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2596 dw_val_class_range_list, dw_val_class_loc_list,
2597 dw_val_class_lineptr and dw_val_class_macptr, use
2598 DW_FORM_flag_present for dw_val_class_flag and
2599 DW_FORM_exprloc for dw_val_class_loc.
2600 (output_die): For -gdwarf-4 print dw_val_class_loc
2601 size as uleb128 instead of 1 or 2 bytes and don't print
2602 anything for dw_val_class_flag.
2604 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2605 instead of cselib_lookup following by tweaking locs->setting_insn.
2608 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2609 even before returning from label, setjmp call or volatile asm
2612 2010-03-31 Richard Guenther <rguenther@suse.de>
2615 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2616 temporary data on stack.
2618 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2620 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2621 (PUSHSECTION_ASM_OP): Remove.
2622 (POPSECTION_ASM_OP): Remove.
2623 (PUSHSECTION_FORMAT): Remove.
2624 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2625 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2626 * config/sol2.c (solaris_output_init_fini): Use it.
2628 2010-03-31 Jie Zhang <jie@codesourcery.com>
2631 * opt-functions.awk (var_type_struct): Use signed char type
2632 for simple variables.
2634 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2636 * config/sol2.c: Include output.h.
2637 (solaris_assemble_visibility): New function.
2638 * config/t-sol2 (sol2.o): Add output.h dependency.
2639 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2640 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2643 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2646 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2647 V2SImode or XFmode on PRE_DEC.
2650 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2653 2010-03-31 Jie Zhang <jie@codesourcery.com>
2656 * reload.h (caller_save_initialized_p): Declare.
2657 * toplev.c (backend_init_target): Don't call
2658 init_caller_save but set caller_save_initialized_p to false.
2659 * caller-save.c (caller_save_initialized_p): Define.
2660 (init_caller_save): Check caller_save_initialized_p.
2661 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2663 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2666 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2667 and soft-fp/t-softfp to tmake_file.
2668 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2669 (LIBGCC2_TF_CEXT): Define.
2672 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2675 * cselib.c (n_useless_values): Document handling of debug locs.
2676 (n_useless_debug_values, n_debug_values): New variables.
2677 (new_elt_loc_list): Don't add to debug values, keep count.
2678 (promote_debug_loc): New.
2679 (cselib_reset_table): Zero new variables.
2680 (entry_and_rtx_equal_p): Promote debug locs.
2681 (discard_useless_locs): Increment n_useless_debug_values for
2683 (remove_useless_values): Adjust n_useless_values and n_debug_values
2684 with n_useless_debug_values.
2685 (add_mem_for_addr): Promote debug locs.
2686 (cselib_lookup_mem): Likewise.
2687 (cselib_lookup_addr): Renamed to...
2688 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2689 (cselib_log_lookup): ... this. Turn into...
2690 (cselib_lookup_addr): ... new wrapper.
2691 (cselib_lookup_from_insn): New.
2692 (cselib_invalidate_regno): Increment n_useless_debug_values for
2694 (cselib_invalidate_mem): Likewise.
2695 (cselib_process_insn): Take n_deleted and n_debug_values into
2696 account to guard remove_useless_value call.
2697 (cselib_finish): Zero n_useless_debug_values.
2698 * cselib.h (cselib_lookup_from_insn): Declare.
2699 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2700 (sched_analyze_2): Likewise.
2702 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2704 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2706 (adjust_mems): Replace narrowing SUBREG of expression containing
2707 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2708 with operations in the narrower mode.
2711 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2712 regs_invalidated_by_call instead all call_used_reg_set registers.
2714 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2717 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2718 pointer comparisons with types_compatible_p.
2719 * tree-vect-stmts.c (vectorizable_call): Same.
2720 (vectorizable_condition): Same.
2722 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2724 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2725 stack check if the mask would be zero.
2727 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2728 Jack Howarth <howarth@bromo.med.uc.edu>
2730 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2733 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2736 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2738 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2739 Include ___unordxf2 and ___unordtf2.
2740 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2743 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2745 * config/lm32/t-lm32: New file.
2746 * config.gcc: Use the above file when targetting lm32.
2748 2010-03-28 Duncan Sands <baldrick@free.fr>
2750 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2752 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2755 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2756 Improve vectorization cost model diagnostic.
2758 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2761 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2762 compute_data_dependences_for_loop returns false, early exit
2763 and output an extra diagnostic for the failed data reference
2766 2010-03-29 Richard Guenther <rguenther@suse.de>
2768 PR tree-optimization/43560
2769 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2770 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2772 2010-03-29 Jie Zhang <jie@codesourcery.com>
2775 * toplev.c (process_options): Set optimization_default_node
2776 and optimization_current_node.
2777 * opts.c (decode_options): Don't set optimization_default_node
2778 and optimization_current_node.
2780 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2782 * config/rtems.h: Abandon -qrtems_debug.
2784 2010-03-28 Jan Hubicka <jh@suse.cz>
2786 PR tree-optimization/43505
2787 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2788 map should not be copied.
2790 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2793 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2794 cdtors, set DECL_PRESERVE_P.
2795 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2798 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2800 PR tree-optimization/43528
2801 * stor-layout.c (place_field): Check that constant fits into
2802 unsigned HWI when skipping calculation of MS bitfield layout.
2804 2010-03-27 Jan Hubicka <jh@suse.cz>
2807 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2808 notice_global_symbol work.
2810 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2812 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2813 instead of dwarf2out_decl.
2814 (struct var_loc_node): Remove section_label field.
2815 (dwarf2out_function_decl): New function.
2816 (dwarf2out_var_location): Don't set section_label field.
2817 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2819 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2821 PR tree-optimization/43544
2822 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2823 First argument for builtin vectorized function hook is now a
2824 tree to be able to distinguish between machine specific and
2826 * targhooks.c (default_builtin_vectorized_function): Ditto.
2827 * targhooks.h (default_builtin_vectorized_function): Ditto.
2828 * target.h (struct gcc_target): Ditto.
2829 * tree-vect-stmts.c (vectorizable_function): Ditto.
2830 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2831 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2834 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2837 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2838 nested binding iff it is a FUNCTION_DECL.
2839 (store_parm_decls_newstyle): Pass nested=true to bind for
2840 FUNCTION_DECLs amongst parameters.
2842 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2844 * var-tracking.c (vt_expand_loc_callback): Don't run
2845 cselib_expand_value_rtx_cb in dummy mode if
2846 cselib_dummy_expand_value_rtx_cb returned false.
2848 * var-tracking.c (emit_note_insn_var_location): For one part
2849 notes with offset 0, don't add EXPR_LIST around the location.
2850 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2851 add_location_or_const_value_attribute): Adjust for that change.
2854 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2855 into first operand and location into second.
2856 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2857 dw_cfi_oprnd_loc for DW_CFA_expression.
2858 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2859 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2860 assume first argument is regnum and second argument is location.
2862 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2865 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2866 of scratch register to DImode. Split to DImode comparison operator.
2867 Use SImode subreg of scratch register in the multiplication.
2868 (*cmp_sadd_sidi): Ditto.
2869 (*cmp_ssub_si): Ditto.
2870 (*cmp_ssub_sidi): Ditto.
2872 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2875 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2876 Remove invalid assert and wrong comment.
2878 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2881 * flags.h (final_insns_dump_p): New extern.
2882 * final.c (final_insns_dump_p): New variable.
2883 (rest_of_clean_state): Set it before -fdump-final-insns=
2884 dumping, clear afterwards.
2885 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2886 MEM_ALIAS_SET on MEMs.
2888 2010-03-26 David S. Miller <davem@davemloft.net>
2890 * configure.ac: Fix sparc GOTDATA_OP bug check.
2891 * configure: Rebuild.
2893 2010-03-26 Alan Modra <amodra@gmail.com>
2895 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2897 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2899 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2900 TLS_SECTION_ASM_FLAG.
2902 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2905 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2906 Clear first_function_block_is_cold.
2909 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2910 argument if the argument is truth_value_p.
2912 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2914 * config/rs6000/constraints.md: Update copyright year for my changes.
2917 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2918 used in reg+reg addressing, swap registers.
2920 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2923 * target.h (struct gcc_target): Add code_end hook.
2924 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2926 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2927 * toplev.c (compile_file): Call targetm.asm_out.code_end
2928 hook before unwind info/debug info output.
2929 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2930 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2931 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2932 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2933 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2934 * config/i386/i386.c (ix86_file_end): Renamed to...
2935 (ix86_code_end): ... this. Make static. Don't call
2936 file_end_indicate_exec_stack. Emit unwind info using
2937 final_start_function/final_end_function.
2938 (darwin_x86_file_end): Remove.
2939 (TARGET_ASM_CODE_END): Define.
2940 * config/i386/i386.h (TARGET_ASM_FILE_END,
2941 NEED_INDICATE_EXEC_STACK): Don't define.
2942 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2943 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2944 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2945 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2948 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2949 at the beginning and final_end_function at the end.
2950 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2952 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2954 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2955 and Sun as TLS syntax.
2956 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2957 * configure: Regenerate.
2958 * config.in: Regenerate.
2959 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2960 (default_elf_asm_named_section): Use it.
2961 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2962 (i386_output_dwarf_dtprel): Likewise.
2963 (output_addr_const_extra): Likewise.
2964 (output_pic_addr_const): Lowercase @GOTTPOFF.
2965 (output_addr_const_extra): Likewise.
2966 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2967 (output_addr_const_extra): Likewise.
2968 (output_pic_addr_const): Lowercase @INDNTPOFF.
2969 (output_addr_const_extra): Likewise.
2970 (output_pic_addr_const): Lowercase @NTPOFF.
2971 (output_addr_const_extra): Likewise.
2972 (output_pic_addr_const): Lowercase @TPOFF.
2973 (output_addr_const_extra): Likewise.
2974 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2975 (*tls_global_dynamic_64): Likewise.
2976 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2977 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2979 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2980 (ASM_OUTPUT_TLS_COMMON): Use it.
2981 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2984 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2985 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2986 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2987 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2988 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2989 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2991 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2993 * config/i386/i386.c (override_options): Don't accept
2994 -mtls-dialect=sun any longer.
2995 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2996 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2997 (*tls_local_dynamic_base_32_sun): Likewise.
2998 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3000 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3003 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3004 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3007 * ira.c (adjust_cleared_regs): New function.
3008 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3012 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3014 * expr.c (expand_expr_real): Restore previous
3015 curr_insn_source_location and curr_insn_block after
3016 expand_expr_real_1 call.
3017 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3018 instead of expand_expr_real_1.
3020 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3022 PR rtl-optimization/43413
3023 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3026 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3029 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3030 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3032 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3034 * config/i386/i386.c (ix86_target_string): Add -mfma.
3035 Fix a typo in comment.
3037 2010-03-22 Mike Stump <mikestump@comcast.net>
3040 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3041 Don't overly align based upon packed packed fields.
3043 2010-03-22 Jason Merrill <jason@redhat.com>
3045 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3046 Use () rather than [], and move before the element type.
3048 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3050 * doc/configfiles.texi (Configuration Files): Removed
3051 fixinc/Makefile*, intl/Makefile.*.
3052 * doc/makefile.texi: Fixed markup. Abstract from version
3053 control system used.
3054 (Makefile): Removed obsolete gcc/java/parse.y example.
3055 * doc/sourcebuild.texi: Likewise.
3056 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3057 libgomp, libssp. Removed fastjar.
3058 (Miscellaneous Docs): Clarify location.
3059 Added COPYING3, COPYING3.LIB.
3060 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3062 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3065 * config/i386/i386.c (x86_function_profiler)
3066 [!NO_PROFILE_COUNTERS]: Fix typo.
3067 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3070 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3071 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3073 * doc/sourcebuild.texi (Test Directives): Split into six
3074 subsections, with most of the current text in new subsections
3075 Directives, Selectors, and Final Actions.
3076 (Directives): Split list of test directives into multiple
3078 (Selectors): Describe use and syntax of selectors.
3079 (Effective-Target Keywords): Describe all existing keywords.
3080 (Add Options): Describe features for dg-add-options.
3081 (Require Support): Describe variants of dg-require-support.
3082 (Final Actions): Describe commands to use in dg-final.
3084 2010-03-22 Michael Matz <matz@suse.de>
3087 * recog.c (validate_replace_rtx_group): Replace also in
3088 REG_EQUAL and REG_EQUIV notes.
3090 2010-03-22 Richard Guenther <rguenther@suse.de>
3092 PR tree-optimization/43390
3093 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3094 sure vector extracts are type correct.
3096 2010-03-22 Richard Guenther <rguenther@suse.de>
3099 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3100 x * sqrt (x) even when optimizing for size if the target
3101 has native support for sqrt.
3103 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3105 * varasm.c (make_decl_rtl_for_debug): Also clear
3106 flag_mudflap for the duration of make_decl_rtl call.
3109 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3110 locs from preserved VALUEs.
3112 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3115 * pa.md (movmemsi): Set align to one if zero.
3116 (movmemdi): Likewise.
3118 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3121 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3122 with their corresponding prologue pushes.
3124 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3127 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3128 at the begining or end.
3129 (spu_expand_epilogue): Likewise.
3131 2010-03-20 Richard Guenther <rguenther@suse.de>
3133 PR rtl-optimization/43438
3134 * combine.c (make_extraction): Properly zero-/sign-extend an
3135 extraction of the low part of a CONST_INT. Also handle
3138 2010-03-19 Mike Stump <mikestump@comcast.net>
3140 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3141 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3142 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3144 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3147 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3150 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3152 PR rtl-optimization/42258
3153 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3154 use that may match DEF.
3157 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3158 the cost of loading the constant rather than assuming
3160 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3161 outer code is AND, do the same tests as the andsi3 expander and
3162 return COSTS_N_INSNS (1) if and is cheap.
3164 * optabs.c (avoid_expensive_constant): Fix formatting.
3166 2010-03-19 Michael Matz <matz@suse.de>
3169 * attribs.c (decl_attributes): When rebuilding a function pointer
3170 type use the same qualifiers as the original pointer type.
3172 2010-03-19 Martin Jambor <mjambor@suse.cz>
3174 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3175 and is_gimple_ip_invariant_address.
3177 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3180 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3182 * config/arm/arm.c (arm_override_options): Turn off
3183 flag_dwarf2_cfi_asm for AAPCS variants.
3185 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3188 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3189 Use PRE_MODIFY instead of PRE_DEC.
3190 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3191 (vfp_emit_fstmd): Likewise.
3193 2010-03-19 Michael Matz <matz@suse.de>
3196 * builtins.c (expand_builtin_interclass_mathfn,
3197 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3200 2010-03-19 Richard Guenther <rguenther@suse.de>
3202 PR tree-optimization/43415
3203 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3204 (phi_translate_1): ... this.
3205 (phi_translate): Move all caching here. Cache all NARY
3206 and REFERENCE translations.
3208 2010-03-19 David S. Miller <davem@davemloft.net>
3210 With help from Eric Botcazou.
3211 * config/sparc/sparc.c: Include dwarf2out.h.
3212 (emit_pic_helper): Delete.
3213 (pic_helper_symbol_name): Delete.
3214 (pic_helper_emitted_p): Delete.
3215 (pic_helper_needed): New.
3216 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3217 (get_pc_thunk_name): New.
3218 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3219 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3220 Set pic_helper_needed to true. Don't call emit_pic_helper.
3221 (sparc_expand_prologue): Update load_pic_register call.
3222 (sparc_output_mi_thunk): Likewise.
3223 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3224 thunk if possible. Output CFI information as needed.
3226 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3227 Jack Howarth <howarth@bromo.med.uc.edu>
3230 * config/i386/i386.h: Fix ABI on darwin x86-32.
3232 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3234 * tree.h: Declare make_decl_rtl_for_debug.
3235 * varasm.c (make_decl_rtl_for_debug): New.
3236 * dwarf2out.c (rtl_for_decl_location): Call it.
3237 * cfgexpand.c (expand_debug_expr): Call it.
3239 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3242 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3246 * var-tracking.c (vt_init_cfa_base): Do nothing if
3247 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3249 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3252 * var-tracking.c (canonicalize_vars_star): New.
3253 (dataflow_post_merge_adjust): Use it.
3255 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3258 * var-tracking.c (non_suitable_const): New function.
3259 (add_uses): For DEBUG_INSNs with constants, don't record any
3260 value, instead just the constant value itself.
3261 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3262 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3263 (emit_notes_in_bb): Likewise.
3264 (emit_note_insn_var_location): For onepart variables if
3265 cur_loc is a VOIDmode constant, use DECL_MODE.
3267 2010-03-18 Martin Jambor <mjambor@suse.cz>
3270 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3271 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3272 all non-clones. Moved call redirection...
3273 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3274 (cgraph_materialize_all_clones): Dispose of all
3275 combined_args_to_skip bitmaps.
3276 (verify_cgraph_node): Do not check for edges pointing to wrong
3277 nodes in inline clones.
3278 * tree-inline.c (copy_bb): Call
3279 cgraph_redirect_edge_call_stmt_to_callee.
3280 * ipa.c (cgraph_remove_unreachable_nodes): Call
3281 cgraph_node_remove_callees even when there are used clones.
3283 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3285 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3287 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3290 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3293 2010-03-18 Michael Matz <matz@suse.de>
3296 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3297 into sqrt(x) if we need to preserve signed zeros.
3299 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3300 Eric Botcazou <ebotcazou@adacore.com>
3302 PR rtl-optimization/43360
3303 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3304 note if we don't know its invariant status.
3306 2010-03-18 Michael Matz <matz@suse.de>
3308 PR tree-optimization/43402
3309 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3310 PHI chains of ssa names registered for update.
3312 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3315 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3316 non-offsettable and pre_modify update addressing.
3317 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3318 and "2" alternatives "#".
3319 (*movdd_softfloat32): Make all alternatives "#";
3320 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3321 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3322 (*movdf_softfloat32): Make all alternatives "#";
3323 (movdi): Use the new DIFD mode iterator to create a common splitter
3324 for movdi, movdf and movdd patterns.
3326 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3328 * common.opt (dumpdir): Remove redundant tab.
3330 2010-03-17 Martin Jambor <mjambor@suse.cz>
3332 PR tree-optimization/43347
3333 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3334 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3336 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3338 PR rtl-optimization/42216
3339 * regrename.c (create_new_chain): New function, broken out from...
3340 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3341 appending a use to an empty chain.
3342 (build_def_use): Remove previous changes that convert OP_INOUT to
3343 OP_OUT operands; instead detect the case where an OP_INOUT operand
3344 uses a previously untracked register and create an empty chain for it.
3346 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3348 * doc/extend.texi (Function Attributes): Rewrite unfinished
3349 sentence in ms_abi documentation.
3351 2010-03-17 Alan Modra <amodra@gmail.com>
3353 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3354 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3355 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3356 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3358 2010-03-16 Richard Henderson <rth@redhat.com>
3361 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3362 (lower_try_finally): Save and restore eh_seq around the expansion
3365 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3367 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3368 statements before splitting block.
3370 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3372 * doc/sourcebuild.texi (Testsuites): Fix markup.
3373 Use pathnames relative to gcc/testsuite.
3374 (Test Directives): Move description of how timeout is determined.
3375 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3376 (C Tests): Correct gcc.misc-tests directory.
3377 Framework tests now live in gcc.test-framework.
3379 2010-03-16 Richard Guenther <rguenther@suse.de>
3382 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3383 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3385 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3386 Alexandre Oliva <aoliva@redhat.com>
3388 PR tree-optimization/42917
3389 * lambda-code.c (remove_iv): Skip debug statements.
3390 (lambda_loopnest_to_gcc_loopnest): Likewise.
3391 (not_interesting_stmt): Debug statements are not interesting.
3393 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3397 * cselib.c (cselib_preserve_constants,
3398 cfa_base_preserved_val): New static variables.
3399 (preserve_only_constants): New function.
3400 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3401 clear its REG_VALUES. If cselib_preserve_constants, don't
3402 empty the whole hash table, but preserve there VALUEs with constants,
3403 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3404 (cselib_preserve_cfa_base_value): New function.
3405 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3406 (cselib_init): Change argument to int bitfield. Set
3407 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3409 (cselib_finish): Clear cselib_preserve_constants and
3410 cfa_base_preserved_val.
3411 * cselib.h (enum cselib_record_what): New enum.
3412 (cselib_init): Change argument to int.
3413 (cselib_preserve_cfa_base_value): New prototype.
3414 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3415 * dse.c (dse_step1): Likewise.
3416 * cfgcleanup.c (thread_jump): Likewise.
3417 * sched-deps.c (sched_analyze): Likewise.
3418 * gcse.c (local_cprop_pass): Likewise.
3419 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3420 If FN is non-NULL, call the callback always and whenever it returns
3421 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3422 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3423 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3424 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3425 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3426 * var-tracking.c: Include recog.h.
3427 (bb_stack_adjust_offset): Remove.
3428 (vt_stack_adjustments): Don't call it, instead just gather the
3429 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3430 (adjust_stack_reference): Remove.
3431 (compute_cfa_pointer): New function.
3432 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3433 (struct adjust_mem_data): New type.
3434 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3436 (get_address_mode): New function.
3437 (replace_expr_with_values): Use it.
3438 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3439 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3440 (adjust_sets): Remove.
3441 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3442 Use get_address_mode.
3443 (get_adjusted_src): Remove.
3444 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3445 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3446 (add_with_sets): Don't call adjust_sets.
3447 (fp_setter, vt_init_cfa_base): New functions.
3448 (vt_initialize): Change return type to bool. Move most of pool etc.
3449 initialization to the beginning of the function from end. Pass
3450 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3451 If !frame_pointer_needed, call vt_stack_adjustment before mos
3452 vector is filled, call vt_init_cfa_base if argp/framep has been
3453 eliminated to sp. If frame_pointer_needed and argp/framep has
3454 been eliminated to hard frame pointer, set
3455 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3456 encountering fp setter in the prologue. For MO_ADJUST, call
3457 log_op_type before pusing the op into mos vector, not afterwards.
3458 Call adjust_insn before cselib_process_insn/add_with_sets,
3459 call cancel_changes (0) afterwards.
3460 (variable_tracking_main_1): Adjust for vt_initialize calling
3461 vt_stack_adjustments and returning whether it succeeded or not.
3463 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3465 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3468 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3470 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3472 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3473 drap_reg has not been set.
3475 2010-03-15 Michael Matz <matz@suse.de>
3478 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3479 use it to expand block copies.
3480 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3481 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3482 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3484 2010-03-15 Richard Guenther <rguenther@suse.de>
3486 PR tree-optimization/43367
3487 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3490 2010-03-15 Richard Guenther <rguenther@suse.de>
3492 PR tree-optimization/43317
3493 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3495 2010-03-15 Martin Jambor <mjambor@suse.cz>
3497 PR tree-optimization/43141
3498 * tree-sra.c (create_abstract_origin): New function.
3499 (modify_function): Call create_abstract_origin.
3501 2010-03-15 Chris Demetriou <cgd@google.com>
3503 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3506 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3509 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3510 call insert_out_of_ssa_copy for default definitions.
3512 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3514 * graphite-clast-to-gimple.c (my_long_long): Defined.
3515 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3516 * graphite-sese-to-poly.c (my_long_long): Defined.
3517 (scop_ivs_can_be_represented): Use it.
3519 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3521 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3522 graphite-max-bbs-per-function, and loop-block-tile-size.
3523 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3525 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3527 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3529 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3530 forward declaration.
3531 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3532 (add_upper_bounds_from_estimated_nit): New.
3533 (build_loop_iteration_domains): Use it.
3535 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3537 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3539 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3542 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3543 should be an INTEGER_CST. Also handle CASE_CONVERT.
3545 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3547 * graphite.c (graphite_initialize): To bound the number of bbs per
3548 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3549 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3550 * doc/invoke.texi: Document it.
3552 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3554 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3555 * graphite-sese-to-poly.h (build_poly_scop): Same.
3557 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3559 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3560 the number of parameters in the scop. Use as an upper bound
3561 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3562 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3563 * doc/invoke.texi: Document it.
3565 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3567 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3568 * doc/c-tree.texi: Remove.
3569 * doc/generic.texi: Merge c-tree.texi here.
3570 * doc/gccint.texi (Trees): Remove menu entry.
3571 (c-tree.texi): Remove @include.
3572 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3573 * doc/languages.texi (Reading RTL): Ditto.
3575 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3578 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3580 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3583 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3584 code added to work around reload clobbering CONST insns.
3586 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3588 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3589 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3590 (cselib_preserve_only_values): Remove retain argument, don't
3591 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3592 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3593 * var-tracking.c (micro_operation): Move insn field before union.
3594 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3595 (struct variable_tracking_info_def): Remove n_mos field, change
3596 mos into a vector of micro_operations.
3597 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3598 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3599 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3600 changing into a vector.
3601 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3602 come before all other uops generated by add_stores.
3603 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3605 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3606 a vector. Run just one pass over the bbs instead of separate counting
3607 and computation phase.
3608 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3611 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3612 into *nonlocalized_list vector.
3613 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3614 even if origin is non-NULL.
3615 (gen_variable_die): Likewise.
3616 (process_scope_var): Don't change origin.
3617 (gen_decl_die): Likewise.
3618 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3619 before adding new edges instead of after it, fix moving over
3622 2010-03-11 David S. Miller <davem@davemloft.net>
3624 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3626 * configure: Rebuild.
3628 2010-03-11 Martin Jambor <mjambor@suse.cz>
3630 PR tree-optimization/43257
3631 * tree.c (assign_assembler_name_if_neeeded): New function.
3632 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3634 * tree.h (assign_assembler_name_if_neeeded): Declare.
3635 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3636 the function if needed.
3638 2010-03-11 Chris Demetriou <cgd@google.com>
3640 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3641 include/stdint-gcc.h, and include/stdint.h world-readable.
3643 2010-03-11 Richard Guenther <rguenther@suse.de>
3645 PR tree-optimization/43255
3646 * tree-vrp.c (process_assert_insertions_for): Do not insert
3647 asserts for trivial conditions.
3649 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3651 PR tree-optimization/43280
3652 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3653 generation. Move calculation of size out of the if branch.
3654 (find_bswap): Modify compare number generation.
3656 2010-03-11 Richard Guenther <rguenther@suse.de>
3659 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3660 (input_gimple_stmt): Fixup handled component types during
3661 operand read. Also fix up decls in ADDR_EXPRs.
3663 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3665 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3666 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3668 2010-03-10 Jan Hubicka <jh@suse.cz>
3671 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3672 * varasm.c (get_variable_section): Don't do that here...
3673 (make_decl_rtl): ... and here.
3674 (do_assemble_alias): Produce decl RTL.
3675 (assemble_alias): Likewise.
3677 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3680 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3681 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3683 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3684 (based_loc_descr): Only express drap or vdrap regno based expressions
3685 using DW_OP_fbreg when not optimizing.
3686 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3687 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3688 REG_CFA_SET_VDRAP note.
3690 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3692 PR tree-optimization/43236
3693 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3694 error in calculation of base address in reverse iteration case.
3695 (generate_builtin): Take number of latch executions if the statement
3698 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3701 * tree-eh.c: Include pointer-set.h.
3702 (lower_eh_dispatch): Filter out duplicate case labels and
3703 remove the unneeded edge when the label is unused. Return
3704 true when some edges are removed.
3705 (execute_lower_eh_dispatch): When any lowering resulted in
3706 removing an edge, also delete unreachable blocks.
3708 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3711 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3712 UNSPEC_MACHOPIC_OFFSET.
3714 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3717 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3718 (m68k_delegitimize_address): New function.
3720 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3723 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3726 * var-tracking.c (adjust_sets): New function.
3727 (count_with_sets, add_with_sets): Use it.
3728 (get_adjusted_src): New inline function.
3729 (add_stores): Use it.
3732 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3733 call cselib_dummy_expand_value_rtx_cb instead of
3734 cselib_expand_value_rtx_cb.
3737 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3738 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3739 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3740 and .cfi_endproc around the pic thunks.
3741 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3742 all queued unwind info register saves are saved before the call.
3743 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3744 considered as sp-=4 for unwind info and the pop as sp+=4 which
3745 also clobbers dest, but doesn't actually restore it.
3748 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3749 RTX_FRAME_RELATED_P.
3751 2010-03-09 Jie Zhang <jie@codesourcery.com>
3753 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3754 whitespaces in output template.
3756 2010-03-09 Jie Zhang <jie@codesourcery.com>
3758 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3761 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3763 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3764 builtins.exp in a separate job.
3766 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3768 * graphite-sese-to-poly.c (add_param_constraints): Use
3769 lower_bound_in_type and upper_bound_in_type.
3771 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3773 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3774 instead of unsigned_type_node.
3776 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3777 Reza Yazdani <reza.yazdani@amd.com>
3780 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3781 on pointer type parameters.
3783 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3787 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3788 handle conversions from pointer to integers.
3789 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3790 induction variable, to be able to work with code generated by CLooG.
3791 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3792 (build_poly_scop): Bail out if we cannot codegen a loop.
3794 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3796 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3797 code generation with gloog_error.
3799 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3801 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3802 Call fold_convert on all the returned values.
3803 (expand_scalar_variables_expr): Pass to
3804 expand_scalar_variables_ssa_name the type of the resulting expression.
3806 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3808 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3809 ppl_min_for_le_pointset.
3810 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3811 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3813 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3815 * graphite-dependences.c (map_into_dep_poly): Removed.
3816 (dependence_polyhedron_1): Use combine_context_id_scat.
3818 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3820 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3821 (struct poly_bb): Same.
3822 (combine_context_id_scat): New.
3824 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3827 * sese.c (name_defined_in_loop_p): Return false for default
3830 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3832 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3833 and clean up the logic.
3835 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3837 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3840 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3842 * var-tracking.c (remove_cselib_value_chains): Define only for
3844 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3845 delete_slot_part, emit_notes_for_differences_1): Don't call
3846 remove_cselib_value_chains here.
3847 (set_slot_part, emit_notes_for_differences_2): Don't call
3848 add_cselib_value_chains here.
3849 (preserved_values): New vector.
3850 (preserve_value): New function.
3851 (add_uses, add_stores, vt_add_function_parameters): Use it
3852 instead of cselib_preserve_value.
3853 (changed_values_stack): New vector.
3854 (check_changed_vars_0): New function.
3855 (check_changed_vars_1, check_changed_vars_2): Use it.
3856 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3857 changed_values_stack VALUEs.
3858 (vt_emit_notes): For all preserved_values call
3859 add_cselib_value_chains. If ENABLE_CHECKING call
3860 remove_cselib_value_chains before verifying value_chains is empty.
3861 Initialize and free changed_values_stack.
3862 (vt_initialize): Initialize preserved_values.
3863 (vt_finalize): Free preserved_values.
3865 2010-03-08 Richard Guenther <rguenther@suse.de>
3867 PR tree-optimization/43269
3868 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3871 2010-03-08 Martin Jambor <mjambor@suse.cz>
3873 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3874 (ipa_is_param_called): Removed.
3875 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3876 (ipa_print_node_params): Do not print the called flag.
3877 (ipa_write_node_info): Do not stream the called flag.
3878 (ipa_read_node_info): Likewise.
3880 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3883 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3884 * cselib.c (struct expand_value_data): Add dummy field.
3885 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3887 (cselib_dummy_expand_value_rtx_cb): New function.
3888 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3890 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3891 * var-tracking.c: Include pointer-set.h.
3892 (variable): Change n_var_parts to char from int. Add
3893 cur_loc_changed and in_changed_variables fields.
3894 (variable_canonicalize): Remove.
3895 (shared_var_p): New inline function.
3896 (unshare_variable): Maintain cur_loc_changed and
3897 in_changed_variables fields. If var was in changed_variables,
3898 replace it there with new_var. Just copy cur_loc instead of
3899 resetting it to something else.
3900 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3901 (dataflow_set_union): Don't call variable_canonicalize.
3902 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3903 of their DEBUG_EXPR_TREE_DECLs.
3904 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3905 and in_changed_variables and cur_loc_changed is false.
3906 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3907 and cur_loc_changed. Don't update cur_loc here.
3908 (variable_merge_over_src): Don't call variable_canonicalize.
3909 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3910 removing loc that is equal to cur_loc, clear cur_loc,
3911 set cur_loc_changed and ensure variable_was_changed is called.
3912 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3913 compare pointers in cur_loc check, if it is equal to loc,
3914 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3915 (variable_different_p): Remove compare_current_location argument,
3916 don't compare cur_loc.
3917 (dataflow_set_different_1): Adjust variable_different_p caller.
3918 (variable_was_changed): If dv had some var in changed_variables
3919 already, reset in_changed_variables flag for it and propagate
3920 cur_loc_changed over to the new variable. On empty var
3921 always set cur_loc_changed. Set in_changed_variables on whatever
3922 var is added to changed_variables.
3923 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3924 Use shared_var_p. When removing loc that is equal to cur_loc,
3925 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3926 end, don't set it to something else, just call variable_was_changed.
3927 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3928 loc being removed, clear cur_loc and set cur_loc_changed.
3929 Set cur_loc_changed if all locations have been removed.
3930 (struct expand_loc_callback_data): New type.
3931 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3932 allocated. Always create SUBREGs if simplify_subreg failed.
3933 Prefer to use cur_loc, when that fails and still in
3934 changed_variables (and seen first time) recompute it. Set
3935 cur_loc_changed of variables which had to change cur_loc and
3936 compute elcd->cur_loc_changed if any of the subexpressions used
3937 had to change cur_loc.
3938 (vt_expand_loc): Adjust to pass arguments in
3939 expand_loc_callback_data structure.
3940 (vt_expand_loc_dummy): New function.
3941 (emitted_notes): New variable.
3942 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3943 that weren't used for any other decl in current
3944 emit_notes_for_changes call call vt_expand_loc_dummy to update
3945 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3946 first loc_chain location if NULL before. Always use just
3947 cur_loc instead of first loc_chain location. When cur_loc_changed
3948 is false, when not --enable-checking=rtl just don't emit any note.
3949 When rtl checking, compute the note and assert it is the same
3950 as previous note. Clear cur_loc_changed and in_changed_variables
3951 at the end before removing from changed_variables.
3952 (check_changed_vars_3): New function.
3953 (emit_notes_for_changes): Traverse changed_vars to call
3954 check_changed_vars_3 on each changed var.
3955 (emit_notes_for_differences_1): Clear cur_loc_changed and
3956 in_changed_variables. Recompute cur_loc of new_var.
3957 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3958 (vt_emit_notes): Initialize and destroy emitted_notes.
3960 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3962 PR rtl-optimization/42220
3963 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3964 Use verify_reg_tracked to determine if we should use OP_OUT rather
3966 (build_def_use): If we see an in-out operand for a register that we
3967 know nothing about, treat is an output if possible, fail the block if
3970 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3973 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3976 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3979 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3980 uses of relevant DEFs that are dead outside the loop too.
3982 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3984 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3986 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3988 * var-tracking.c (values_to_unmark): New variable.
3989 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3990 values_to_unmark vector. Moved body to...
3991 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3992 instead queue it into values_to_unmark vector.
3993 (vt_find_locations): Free values_to_unmark vector.
3995 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3997 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3998 (site.exp): Export them when plugins are enabled.
4000 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4003 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4005 (chrec_fold_multiply): Same.
4007 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4010 * c-decl.c (build_compound_literal): Return early if init is
4013 2010-03-04 Martin Jambor <mjambor@suse.cz>
4015 PR tree-optimization/43164
4016 PR tree-optimization/43191
4017 * tree-sra.c (type_consists_of_records_p): Reject records with
4018 zero-size bit-fields at the end.
4020 2010-03-04 Mike Stump <mikestump@comcast.net>
4022 * Makefile.in (TAGS): Remove *.y.
4024 2010-03-04 Richard Guenther <rguenther@suse.de>
4026 PR tree-optimization/40761
4027 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4029 (my_rev_post_order_compute): New function.
4030 (init_pre): Call it.
4032 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4035 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4036 decrease the cost of an IV candidate when the cost is infinite.
4038 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4040 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4041 Use '3DNow!' for the extension of that name, ensure normal space
4043 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4045 2010-03-03 Jeff Law <law@redhat.com>
4047 * PR middle-end/32693
4048 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4049 than gen_rtx_SUBREG.
4050 (extract_bit_field_1): Likewise.
4052 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4054 * doc/sourcebuild.texi (Test directives): Document that arguments
4055 include-opts and exclude-opts are now optional for dg-skip-if,
4056 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4058 2010-03-03 Jason Merrill <jason@redhat.com>
4061 * cgraph.h (varpool_node): Add extra_name field.
4062 * varpool.c (varpool_extra_name_alias): New.
4063 (varpool_assemble_decl): Emit extra name aliases.
4064 (varpool_mark_needed_node): Look past an extra name alias.
4065 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4066 * lto-streamer-in.c (lto_input_tree): Read it.
4067 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4069 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4071 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4072 (sparc*-*-solaris2*): ...this.
4074 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4077 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4078 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4079 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4080 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4083 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4084 fallthrough to default handling, just with want_address 0 instead of 2.
4085 For single element lists, add_AT_loc directly, otherwise create an
4086 artificial variable DIE and stick location list to it.
4089 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4090 (VAL_EXPR_HAS_REVERSE): Define.
4091 (reverse_op): New function.
4092 (add_stores): For reversible operations add an extra MO_VAL_USE.
4094 2010-03-02 Jason Merrill <jason@redhat.com>
4096 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4098 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4100 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4101 (sparc64-*-linux*): Likewise.
4102 (sparc64-*-solaris2*): Include assembler files before linker ones.
4103 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4104 * config/sparc/gas.h: Delete.
4105 * config/sparc/sol2-64.h: Add copyright notice.
4106 * config/sparc/sol2-gas-bi.h: Likewise.
4107 * config/sparc/sol2-gld.h: Likewise.
4108 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4109 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4110 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4111 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4112 (sparc_elf_asm_named_section): Rename into...
4113 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4115 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4117 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4119 2010-03-02 Jeff Law <law@redhat.com>
4122 * reload1.c (rtx_p, substitute_stack): Declare.
4123 (substitute): Record addresses of changed rtxs.
4124 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4125 Restore the original rtx when complete.
4126 (reload): Free subsitute_stack when complete.
4128 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4130 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4131 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4133 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4134 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4135 Torture Tests): Change from subsection to section.
4137 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4138 Steven Bosscher <steven@gcc.gnu.org>
4140 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4143 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4146 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4147 the assignment from the new induction variable to the assignment
4148 of the value from the original loop PHI function.
4150 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4151 Daniel Jacobowitz <dan@codesourcery.com>
4153 * doc/sourcebuild.texi (Test directives): Clarify options to
4156 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4158 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4159 Disable cfi directives unless GCC and gas agree on using read-only
4160 .eh_frame sections for 64-bit.
4161 * configure: Regenerate.
4163 2010-03-01 Richard Guenther <rguenther@suse.de>
4165 PR tree-optimization/43220
4166 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4167 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4169 2010-03-01 Richard Guenther <rguenther@suse.de>
4170 Martin Jambor <mjambor@suse.cz>
4173 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4174 gimplified parameters.
4176 2010-03-01 Christian Bruel <christian.bruel@st.com>
4178 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4180 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4182 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4184 2010-03-01 Richard Guenther <rguenther@suse.de>
4187 * expr.c (expand_assignment): Use the alias-oracle to tell
4188 if the rhs aliases the result decl.
4190 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4193 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4194 to sol_gt_pch_get_address.
4195 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4196 64-bit, SPARC and x86.
4197 (sol_gt_pch_get_address): New function.
4199 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4201 * toplev.h (inform_n, error_n): Declare.
4202 * diagnostic.c (inform_n, error_n): New function.
4204 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4206 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4207 has no rtl yet when processing local_decls, queue it and recheck
4208 if deferred stack allocation hasn't assigned it rtl.
4210 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4212 * config/sh/sh.c (unspec_bbr_uid): New.
4213 (gen_block_redirect): Use it instead of INSN_UID.
4214 (gen_far_branch): Likewise.
4216 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4218 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4219 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4221 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4223 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4224 (Warning Options): -Wno-conversion-null is valid for
4225 Objective-C++ as well.
4226 * doc/tm.texi (Named Address Spaces): Likewise.
4227 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4228 * doc/tree-ssa.texi (Tree SSA): Likewise.
4230 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4233 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4234 by default. Don't set the default arch for
4235 i[34567]86-*-darwin*|x86_64-*-darwin*.
4237 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4240 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4241 default. Set the default 32bit/64bit archs with $with_arch
4242 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4244 2010-02-27 Richard Guenther <rguenther@suse.de>
4246 PR tree-optimization/43186
4247 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4248 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4249 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4250 unroller iterations.
4252 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4254 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4255 required and i[34567]86-*-* targets don't support 64bit ISA.
4257 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4260 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4263 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4265 * config.gcc: Set the default arch at least to Prescott for
4266 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4267 if SSE math is enabled.
4269 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4271 * diagnostic.c (diagnostic_initialize): Update.
4272 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4274 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4275 (diagnostic_inhibit_notes): New.
4276 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4278 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4281 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4282 * doc/standards.texi: Likewise.
4283 * doc/extend.texi: Likewise.
4284 * doc/trouble.texi: Likewise.
4285 * doc/cppopts.texi: Likewise.
4286 * doc/install.texi: Likewise.
4287 * c.opt (std=c90,std=gnu90): New options.
4288 * c-opts.c (c_common_handle_option): Handle them.
4290 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4293 * c-decl.c (undeclared_variable): Use an informative note.
4295 2010-02-26 Richard Guenther <rguenther@suse.de>
4297 PR tree-optimization/43186
4298 * gimple.h (gimple_fold): Remove.
4299 * gimple.c (gimple_fold): Remove. Inline into single user ...
4300 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4301 Try harder for conditions.
4303 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4306 * function.c (used_types_insert): Don't skip through named pointer
4307 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4308 and it is different from the main variant's type.
4310 2010-02-26 Nick Clifton <nickc@redhat.com>
4312 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4314 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4316 * config.gcc: Support --with-fpmath=sse for x86.
4318 * config/i386/ssemath.h: New.
4320 * doc/install.texi (--with-fpmath=sse): Documented.
4322 2010-02-26 Richard Guenther <rguenther@suse.de>
4324 PR tree-optimization/43188
4325 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4326 vector types of over-aligned element type.
4328 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4331 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4332 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4334 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4336 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4338 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4340 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4341 * var-tracking.c: Include diagnostic.h.
4342 (debug_dv): New function.
4343 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4346 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4347 (add_value_chain, add_value_chains, remove_value_chain,
4348 remove_value_chains): Handle DEBUG_EXPRs.
4349 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4352 * regcprop.c (struct queued_debug_insn_change): New type.
4353 (struct value_data_entry): Add debug_insn_changes field.
4354 (struct value_data): Add n_debug_insn_changes field.
4355 (debug_insn_changes_pool): New variable.
4356 (free_debug_insn_changes, apply_debug_insn_changes,
4357 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4358 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4359 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4361 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4363 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4364 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4365 changes, call cprop_find_used_regs via note_stores.
4366 (copyprop_hardreg_forward): When copying vd from predecessor
4367 which has any queued DEBUG_INSN changes, make sure the pointers are
4368 cleared. At the end call df_analyze and then if there are any
4369 DEBUG_INSN changes queued at the end of some basic block for still
4370 live registers, apply them.
4371 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4373 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4375 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4378 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4380 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4381 targets. Set the default with_cpu/with_arch from arch/cpu.
4382 Allow x86-64 and native for with_cpu/with_arch.
4384 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4386 * ebitmap.c: Change calls to verify_popcount with calls to
4387 sbitmap_verify_popcount.
4388 (ebitmap_clear_bit): Fixed map->cacheindex test and
4389 map>cache update when bit clearing results in an empty
4392 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4395 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4396 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4397 and support both V2DF and V2DI modes.
4398 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4399 support both V2DF and V2DI modes.
4400 (general): Delete trailing whitespace from a few patterns.
4402 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4403 V2DF/V2DI interleave high/low builtins.
4405 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4408 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4409 interleave high/low functions.
4411 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4413 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4414 #pragma extern_prefix.
4416 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4419 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4420 BLKmode, assert op0 is a MEM and just adjust its mode.
4423 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4424 if bitpos isn't multiple of mode's bitsize.
4426 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4428 * c.opt (-ftemplate-depth=): New.
4429 (-ftemplate-depth-): Deprecate.
4430 * optc-gen.awk: Handle -ftemplate-depth=.
4431 * opth-gen.awk: Likewise.
4432 * c-opts.c (c_common_handle_option): Likewise.
4433 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4435 2010-02-24 Jason Merrill <jason@redhat.com>
4437 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4439 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4441 * cfg.c (alloc_aux_for_block): Remove inline.
4442 (alloc_aux_for_edge): Likewise.
4444 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4446 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4448 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4450 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4451 * config/i386/sol2-gas.h: New file.
4452 * config.gcc (i[34567]86-*-solaris2*): Use it.
4454 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4457 * c-typeck.c (ep_convert_and_check): New.
4458 (build_conditional_expr): Use it.
4459 (build_binary_op): Likewise.
4461 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4463 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4466 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4467 bounds even for -O+.
4468 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4469 expr needs to have DECL_NAME set.
4471 2010-02-24 Nick Clifton <nickc@redhat.com>
4473 * config/mep/mep.c: Include gimple.h.
4474 (mep_function_uses_sp): Delete unused function.
4475 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4476 parameters. Use unsigned integers to count args. Return a
4477 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4479 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4482 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4483 greater or equal to nelt instead of 2 * nelt.
4484 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4487 2010-02-23 Jason Merrill <jason@redhat.com>
4490 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4491 in cfun->local_decls even if they have register types.
4494 * stor-layout.c (place_field): Don't warn about unnecessary
4495 DECL_PACKED if the type is packed.
4497 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4500 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4501 GOTOFF relocs, even when the base reg isn't pic pointer.
4503 2010-02-23 Michael Matz <matz@suse.de>
4506 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4507 (expand_gimple_basic_block): Generate and use debug temps if there
4508 are debug uses left after the last real use of TERed ssa names.
4509 Unlink debug immediate uses when they are expanded.
4511 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4514 * config/i386/i386.c (override_options): Reorganise to provide
4515 better error messages.
4517 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4520 * graphite-scop-detection.c (create_single_exit_edge): Move
4521 the call to find_single_exit_edge to....
4522 (create_sese_edges): ...here. Don't handle multiple edges
4523 exiting the function.
4524 (build_graphite_scops): Don't handle multiple edges
4525 exiting the function.
4527 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4530 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4531 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4533 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4536 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4538 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4541 * c-typeck.c (convert_arguments): Print declaration location.
4542 * c-common.c (validate_nargs): Rename as
4543 builtin_function_validate_nargs.
4544 (check_builtin_function_arguments): Update.
4546 2010-02-22 Richard Guenther <rguenther@suse.de>
4549 * tree-inline.c (declare_return_variable): Use the type of
4550 the call stmt lhs if available.
4552 2010-02-22 Duncan Sands <baldrick@free.fr>
4554 * passes.c (register_pass): Always consider all pass lists when
4555 ref_pass_instance_number is zero.
4557 2010-02-22 Richard Guenther <rguenther@suse.de>
4559 PR tree-optimization/42749
4560 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4561 parameter. Do arithmetic in the original type.
4562 (update_accumulator_with_ops): Likewise.
4563 (adjust_accumulator_values): Adjust.
4565 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4567 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4568 (QI to BLKmode splitter): New splitter.
4570 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4572 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4573 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4575 2010-02-22 Richard Guenther <rguenther@suse.de>
4577 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4579 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4581 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4582 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4583 ($(T)crti.o, $(T)crtn.o): Remove rules.
4585 2010-02-21 Tobias Burnus <burnus@net-b.de>
4588 * doc/invoke.texi (-fassociative-math): Document that this
4589 option is automatically enabled for Fortran.
4591 2010-02-20 David S. Miller <davem@davemloft.net>
4593 * configure.ac: Test if linker and assembler properly support
4594 GOTDATA_OP relocations.
4595 * configure: Rebuild.
4596 * config.in: Likewise.
4597 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4598 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4599 (movsi_high_pic): Likewise.
4600 (movdi_lo_sum_pic): Likewise.
4601 (movdi_high_pic): Likewise.
4602 (movsi_pic_gotdata_op): New pattern.
4603 (movdi_pic_gotdata_op): Likewise.
4604 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4605 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4607 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4610 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4611 attribute to ssemul.
4612 (xop_mulv2div2di3_high): Ditto.
4614 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4617 * c.opt (Wconversion-null): New option.
4618 * doc/invoke.texi (Wconversion-null): Document.
4620 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4622 * common.opt (Wlarger-than-): Add Undocumented.
4624 2010-02-19 Mike Stump <mikestump@comcast.net>
4626 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4628 2010-02-19 Jason Merrill <jason@redhat.com>
4631 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4632 * configure: Likewise.
4634 2010-02-20 Alan Modra <amodra@gmail.com>
4637 * cgraph.h (cgraph_make_decl_local): Declare.
4638 * cgraph.c (cgraph_make_decl_local): New function.
4639 (cgraph_make_node_local): Use it.
4640 * cgraphunit.c (cgraph_function_versioning): Likewise.
4641 * ipa.c (function_and_variable_visibility): Likewise.
4643 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4646 * except.c (sjlj_emit_function_enter): Don't call
4647 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4649 * rtl.h (add_reg_br_prob_note): Remove prototype.
4651 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4654 * c-common.c (conversion_warning): Remove widening conversions
4655 before checking the conversion of integers to reals.
4657 2010-02-19 Mike Stump <mikestump@comcast.net>
4660 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4663 * cgraphunit.c (process_function_and_variable_attributes): Check
4664 DECL_PRESERVE_P instead of looking up attribute "used".
4665 * ipa-pure-const.c (check_decl): Likewise.
4666 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4667 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4668 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4669 instead of attribute "used".
4670 * config/sol2-c.c (solaris_pragma_init): Likewise.
4671 (solaris_pragma_fini): Likewise.
4673 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4675 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4676 Use XCNEW instead of xcalloc.
4677 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4678 XNEW instead of xmalloc.
4679 (get_fields): Use XNEWVEC instead of xmalloc.
4682 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4683 populate vars array.
4684 (create_new_general_access): For debug stmts just reset value.
4685 (get_stmt_accesses): For accesses within debug stmts just record them
4686 using add_access_to_acc_sites instead of preventing the peeling or
4687 counting them as accesses.
4690 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4692 2010-02-19 Richard Guenther <rguenther@suse.de>
4694 PR tree-optimization/42916
4695 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4698 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4700 * configure.ac: Replace all uses of changequote in macro arguments
4701 with proper quoting.
4703 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4706 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4708 2010-02-19 Richard Guenther <rguenther@suse.de>
4710 PR tree-optimization/42944
4711 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4712 test for aliasing with errno.
4714 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4717 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4718 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4719 * dojump.c: Include output.h.
4720 (inv): New inline function.
4721 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4722 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4723 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4724 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4725 argument, pass it down to other calls.
4726 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4727 add REG_BR_PROB note to the conditional jump.
4728 * cfgexpand.c (add_reg_br_prob_note): Removed.
4729 (expand_gimple_cond): Don't call it, add the probability
4730 as last argument to jumpif_1/jumpifnot_1.
4731 * Makefile.in (dojump.o): Depend on output.h.
4732 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4734 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4735 * stmt.c (do_jump_if_equal): Likewise.
4736 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4737 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4738 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4740 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4741 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4742 jumpifnot_1 callers.
4743 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4745 (store_expr): Adjust jumpifnot caller.
4746 (store_constructor): Adjust jumpif caller.
4749 * gimplify.c (gimple_boolify): For __builtin_expect call
4750 gimple_boolify also on its first argument.
4752 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4754 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4756 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4757 * configure: Regenerated.
4759 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4761 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4762 lang_hooks.types_compatible_p instead of comptypes.
4764 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4766 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4767 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4768 if __prefer_thumb__ is defined.
4770 2010-02-18 Martin Jambor <mjambor@suse.cz>
4772 PR tree-optimization/43066
4773 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4774 array with zero-sized element type.
4776 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4778 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4779 rtx, allocate struct var_loc_node here and return it to the
4780 caller, and only if it is actually needed.
4781 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4782 move it earlier and return immediately if it returns NULL.
4784 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4786 * config/sparc/gas.h: New file. Restore
4787 TARGET_ASM_NAMED_SECTION to its ELF default.
4788 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4790 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4791 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4792 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4793 after sparc/sysv4.h.
4795 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4797 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4799 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4801 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4802 patterns from predicated pattern.
4804 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4807 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4808 for insn mnemonic suffix.
4810 2010-02-17 Richard Guenther <rguenther@suse.de>
4812 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4815 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4818 * caller-save.c (save_call_clobbered_regs): If BB ends with
4819 a DEBUG_INSN, move any notes in between last real insn and the last
4820 DEBUG_INSN after the last DEBUG_INSN.
4822 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4824 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4825 Fix return type. Fix argument type. Explain meaning of return value.
4827 2010-02-16 Richard Guenther <rguenther@suse.de>
4829 PR tree-optimization/41043
4830 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4831 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4833 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4835 2010-02-16 Ira Rosen <irar@il.ibm.com>
4837 PR tree-optimization/43074
4838 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4839 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4840 vectorizable cycles in hybrid SLP check.
4841 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4843 2010-02-16 Richard Guenther <rguenther@suse.de>
4845 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4846 (true_dependence): If memrefs_conflict_p computes must-alias
4847 trust it. Move TBAA check after offset-based disambiguation.
4848 (canon_true_dependence): Likewise.
4850 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4852 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4853 * doc/invoke.texi: Document it.
4854 * var-tracking.c: Include toplev.h and params.h.
4855 (vt_find_locations): Return bool indicating success. Compute
4856 hash sizes unconditionally. Check new parameter, report.
4857 (variable_tracking_main_1): Check vt_find_locations results and
4858 retry. Renamed from...
4859 (variable_tracking_main): ... this. New wrapper to preserve
4860 flag_var_tracking_assignments.
4861 * Makefile.in (var-tracking.o): Adjust dependencies.
4863 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4864 Jakub Jelinek <jakub@redhat.com>
4867 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4868 if weak_import attribute is present.
4869 * config/darwin.c (machopic_select_section): Likewise.
4871 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4873 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4874 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4875 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4876 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4878 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
4881 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4884 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4885 Rewrite text to refer to the names.
4887 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4889 * config/i386/i386-builtin-types.def
4890 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4891 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4892 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4893 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4894 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4895 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4896 IX86_BUILTIN_VPERMIL2PS256.
4897 (MULTI_ARG_4_DF2_DI_I): Defined.
4898 (MULTI_ARG_4_DF2_DI_I1): Defined.
4899 (MULTI_ARG_4_SF2_SI_I): Defined.
4900 (MULTI_ARG_4_SF2_SI_I1): Defined.
4901 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4902 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4903 __builtin_ia32_vpermil2ps256.
4904 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4905 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4906 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4907 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4908 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4909 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4910 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4911 CODE_FOR_xop_vpermil2v8sf3.
4912 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4913 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4914 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4915 (_mm256_permute2_pd): New.
4916 (_mm_permute2_ps): New.
4917 (_mm256_permute2_ps): New.
4919 2010-02-15 Nick Clifton <nickc@redhat.com>
4921 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4922 boolean parameters. Use emit_jump_insn when emitting a pop
4923 instruction containing a return insn.
4924 (push): Use 'true' rather than '1' as second parameter to F.
4925 (h8300_expand_prologue): Likewise.
4926 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4927 (h8300_expand_epilogue): Likewise.
4929 2010-02-15 Richard Guenther <rguenther@suse.de>
4932 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4935 2010-02-15 Nick Clifton <nickc@redhat.com>
4937 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4940 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4942 * intl.c (fake_ngettext): New function.
4943 * intl.h (fake_ngettext): Declare.
4944 (ngettext): Define macro.
4945 * collect2.c (notice_translated): New function.
4946 (main): Use notice_translated and ngettext.
4947 * collect2.h (notice_translated): Declare.
4949 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4951 * reorg.c (delete_computation): Comment fixes.
4952 * caller-save.c (setup_save_areas): Idem.
4953 * sel-sched-dump.c (dump_lv_set): Idem.
4956 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4958 * config/s390/s390.c (s390_sched_init): New function.
4959 (TARGET_SCHED_INIT): Target hook defined.
4961 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4962 Jack Howarth <howarth@bromo.med.uc.edu>
4963 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4966 Partial revert of unintended change in fix for PR41605.
4967 * config/darwin.h: Fix typo.
4968 * config/darwin9.h: Same.
4970 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4972 * c-pch.c (pch_init): Clear v.
4974 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4977 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4978 graphite_can_represent_init for MULT_EXPR.
4980 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4984 * graphite-sese-to-poly.c (remove_phi): New.
4985 (translate_scalar_reduction_to_array): Call remove_phi.
4987 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4990 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4991 * graphite-clast-to-gimple.h (gloog): Update declaration.
4992 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4993 * graphite-poly.h (struct poly_bb): Add missing comments.
4994 (struct scop): Add poly_scop_p field.
4996 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4997 * graphite.c (graphite_transform_loops): Build the polyhedral
4998 representation for each scop before code generation.
4999 * sese.c (rename_variables_in_operand): Removed.
5000 (rename_variables_in_expr): Return the renamed expression.
5001 (rename_sese_parameters): New.
5002 * sese.h (rename_sese_parameters): Declared.
5004 2010-02-11 Richard Guenther <rguenther@suse.de>
5006 PR tree-optimization/42998
5007 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5008 POINTER_PLUS_EXPR properly.
5010 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5011 Changpeng Fang <changpeng.fang@amd.com>
5014 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5015 the cost of an IV candidate when the IV is used in a test against zero.
5017 * gcc.dg/tree-ssa/ivopts-3.c: New.
5019 2010-02-11 Richard Guenther <rguenther@suse.de>
5022 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5023 pointer-vs-decl case by swapping refs. Handle some cases
5024 of pointer-vs-decl disambiguations more conservatively.
5025 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5026 to false after expanding.
5028 2010-02-11 Richard Guenther <rguenther@suse.de>
5031 * gcc.c (process_command): Handle LTO file@offset case more
5034 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5036 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5037 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5039 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5041 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5042 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5043 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5044 Optimize eq/ne comparisons when both arguments are known to be
5046 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5047 Don't mask operands unnecessarily if they are known to be already
5050 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5052 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5055 2010-02-10 Richard Guenther <rguenther@suse.de>
5057 PR tree-optimization/43017
5058 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5059 for wrapping signed arithmetic.
5061 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5064 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5065 if no debug info should be emitted for it.
5067 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5069 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5070 note when flag_exceptions is set.
5072 2010-02-10 Duncan Sands <baldrick@free.fr>
5074 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5076 2010-02-10 Richard Guenther <rguenther@suse.de>
5079 * tree.c (get_unwidened): Handle constants.
5080 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5082 2010-02-10 Martin Jambor <mjambor@suse.cz>
5085 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5086 check for variable argument counts independently.
5088 2010-02-10 Christian Bruel <christian.bruel@st.com>
5091 * config/sh/sh.c (find_barrier): Increase length for non delayed
5092 conditional branches.
5094 2010-02-10 Christian Bruel <christian.bruel@st.com>
5096 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5098 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5100 * builtins.c (set_builtin_user_assembler_name): Also handle
5101 ffs if int is smaller than word.
5103 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5106 * ira-conflicts.c (get_dup): Remove.
5107 (process_reg_shuffles): Add new parameter. Use it as an
5108 additional guard for copy generation.
5109 (add_insn_allocno_copies): Rewrite.
5111 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5113 * common.opt (fsched2-use-traces): Preserved for backward
5115 * doc/invoke.texi: Remove the documentation about option
5116 -fsched2-use-traces.
5117 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5118 flag_sched2_use_traces.
5119 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5120 the backward compatibility flag section.
5122 2010-02-09 Richard Guenther <rguenther@suse.de>
5124 PR tree-optimization/43008
5125 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5126 make HEAP variables initialized from global memory if they
5127 are not known builtin functions.
5128 (find_func_aliases): Adjust.
5130 2010-02-09 Richard Guenther <rguenther@suse.de>
5132 PR tree-optimization/43000
5133 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5134 arithmetic manually.
5136 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5138 PR tree-optimization/42931
5139 * tree-loop-linear.c (try_interchange_loops): Don't call
5140 double_int_mul if estimated_loop_iterations failed.
5142 2010-02-08 Martin Jambor <mjambor@suse.cz>
5145 * tree-sra.c (build_accesses_from_assign): Do not mark in
5146 should_scalarize_away_bitmap if stmt has volatile ops.
5147 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5150 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5152 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5154 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5156 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5159 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5162 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5164 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5167 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5168 to unknown_dependence.
5169 (graphite_legal_transform_dr): Handle the unknown_dependence.
5170 (graphite_carried_dependence_level_k): Same.
5172 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5174 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5176 2010-02-07 Richard Guenther <rguenther@suse.de>
5179 * expr.c (get_inner_reference): Always initialize *pbitsize.
5181 2010-02-07 Richard Guenther <rguenther@suse.de>
5184 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5185 new ARRAY_REFs on variable size element or minimal index arrays.
5187 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5188 gimple_fold_indirect_ref.
5190 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5193 * arm.c (arm_override_options): Just return if the user has specified
5194 an invalid fpu name.
5196 2010-02-03 Jason Merrill <jason@redhat.com>
5199 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5200 i386_pe_maybe_record_exported_symbol.
5202 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5205 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5206 (pa_delegitimize_address): New function.
5208 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5210 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5211 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5213 2010-02-05 Richard Guenther <rguenther@suse.de>
5216 * lto-streamer-in.c (get_resolution): Deal with references
5217 to undefined functions.
5219 2010-02-05 Richard Guenther <rguenther@suse.de>
5221 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5222 (fold_const_aggregate_ref): Likewise.
5223 (ccp_fold_stmt): Substitute loads.
5224 (maybe_fold_reference): Verify types before substituting.
5226 (fold_gimple_assign): Unshare properly.
5227 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5229 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5231 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5232 for rs6000_gen_cell_microcode.
5234 2010-02-04 Richard Guenther <rguenther@suse.de>
5236 PR rtl-optimization/42952
5237 * dse.c (const_or_frame_p): Remove MEM handling.
5239 2010-02-04 Nick Clifton <nickc@redhat.com>
5241 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5242 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5243 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5244 (mn10300_asm_output_mi_thunk): New function.
5245 (mn10300_can_output_mu_thunk): New function.
5246 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5247 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5248 (FUNCTION_ARG): Delete incorrect comment.
5250 2010-02-03 Jason Merrill <jason@redhat.com>
5253 * fold-const.c (operand_equal_p): Handle erroneous types.
5255 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5257 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5259 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5261 PR rtl-optimization/42941
5262 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5265 2010-02-03 Jason Merrill <jason@redhat.com>
5268 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5270 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5273 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5274 (cselib_reset_table): Renamed from...
5275 (cselib_reset_table_with_next_value): ... this.
5276 (cselib_get_next_uid): Renamed from...
5277 (cselib_get_next_unknown_value): ... this.
5278 * cselib.c (next_uid): Renamed from...
5279 (next_unknown_value): ... this.
5280 (cselib_clear_table): Adjust.
5281 (cselib_reset_table): Adjust. Renamed from...
5282 (cselib_reset_table_with_next_value): ... this.
5283 (cselib_get_next_uid): Adjust. Renamed from...
5284 (cselib_get_next_unknown_value): ... this.
5285 (get_value_hash): Use hash.
5286 (cselib_hash_rtx): Likewise.
5287 (new_cselib_val): Adjust. Set and dump uid.
5288 (cselib_lookup_mem): Pass next_uid as hash.
5289 (cselib_subst_to_values): Likewise.
5290 (cselib_log_lookup): Dump uid.
5291 (cselib_lookup): Pass next_uid as hash. Adjust.
5292 (cselib_process_insn): Adjust.
5293 (cselib_init): Initialize next_uid.
5294 (cselib_finish): Adjust.
5295 (dump_cselib_table): Likewise.
5296 * dse.c (canon_address): Dump value uid.
5297 * print-rtl.c (print_rtx): Print value uid.
5298 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5300 (dv_uid): New function, sort of renamed from...
5301 (dv_htab_hash): ... this, reimplemented in terms of it and...
5302 (dv_uid2hash): ... this. New.
5303 (variable_htab_eq): Drop excess assertions.
5304 (tie_break_pointers): Removed.
5305 (canon_value_cmp): Compare uids.
5306 (variable_post_merge_New_vals): Print uids.
5307 (vt_add_function_parameters): Adjust.
5308 (vt_initialize): Reset table. Adjust.
5310 2010-02-03 Richard Guenther <rguenther@suse.de>
5312 PR tree-optimization/42944
5313 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5314 (call_may_clobber_ref_p_1): Likewise. Properly handle
5315 malloc and calloc clobbering errno.
5317 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5319 * doc/invoke.texi: Fix name of sched1 dump.
5321 * opts.c (decode_options): Set flag_tree_switch_conversion
5322 only conditionally on optimize >= 2.
5324 * gcse.c: Assorted comment fixes in pass description.
5326 2010-02-03 Anthony Green <green@moxielogic.com>
5328 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5329 nop padding in order to maintain alignment of storage location of
5330 target function address.
5331 (moxie_trampoline_init): Store target function address at newly
5333 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5335 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5337 2010-02-03 Richard Guenther <rguenther@suse.de>
5340 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5342 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5344 * config.gcc: Reenable check for obsolete targets.
5345 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5346 mips-sgi-irix6.[0-4]*.
5348 2010-02-02 Nick Clifton <nickc@redhat.com>
5350 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5351 constant size of 4 as being the same as 0.
5352 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5353 can take values in the range 0..4.
5355 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5358 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5359 as _darwin10_Unwind_FindEnclosingFunction().
5360 * libgcc-libsystem.ver: New.
5362 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5365 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5366 implicitly set registers.
5368 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5370 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5371 (arm_override_options): Allow automatic selection of the thread
5372 pointer register if thumb2.
5373 (legitimize_pic_address): Improve code sequences for Thumb2.
5374 (arm_call_tls_get_addr): Likewise.
5375 (legitimize_tls_address): Likewise.
5376 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5377 (pic_load_addr_32bit): ... this. New named pattern.
5378 * thumb2.md (pic_load_addr_thumb2): Delete.
5379 (pic_load_dot_plus_four): Delete.
5380 (tls_load_dot_plus_four): New named pattern.
5382 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5385 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5386 Document fix for TLS bug.
5388 2010-01-31 Richard Guenther <rguenther@suse.de>
5390 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5391 conservatively correct.
5393 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5397 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5399 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5401 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5403 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5405 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5407 * config.gcc: Adjust order of makefile fragments for mingw targets.
5409 2010-01-31 Richard Guenther <rguenther@suse.de>
5412 * gimplify.c (gimplify_init_constructor): For volatile LHS
5413 initialize a temporary.
5415 2010-01-31 Matthias Klose <doko@ubuntu.com>
5417 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5419 * configure: Regenerate.
5421 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5423 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5424 the same alias set and their sizes different constantness.
5425 (aliasing_component_refs_p): Revert 2009-10-24 change.
5427 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5429 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5432 2010-01-29 Richard Guenther <rguenther@suse.de>
5434 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5435 Assert we successfully updated the call.
5437 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5439 PR rtl-optimization/42889
5440 * df.h (df_set_bb_dirty_nonlr): New prototype.
5441 * df-core.c (df_set_bb_dirty_nonlr): New function.
5442 * df-scan.c (df_insn_rescan): Call it instead of
5443 df_set_bb_dirty for DEBUG_INSNs.
5445 2010-01-29 Richard Guenther <rguenther@suse.de>
5448 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5449 quadratic behavior in most cases.
5451 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5454 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5455 in the call to gen_x86_movsicc_0_m1.
5457 2010-01-28 Richard Guenther <rguenther@suse.de>
5459 PR tree-optimization/42871
5460 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5462 2010-01-28 Richard Guenther <rguenther@suse.de>
5464 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5465 into call arguments.
5467 2010-01-28 Richard Guenther <rguenther@suse.de>
5470 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5471 the forwarder if the destination is an EH landing pad.
5473 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5475 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5476 block list passed to gimple_duplicate_sese_tail.
5477 (parallelize_loops): Avoid parallelization when the function
5479 Avoid parallelization when the preheader is IRREDUCIBLE.
5480 Try to optimize when estimated_loop_iterations_int is unresolved.
5481 Add the loop's location to the dump file.
5482 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5483 (gimple_duplicate_sese_tail): Remove the check for the latch.
5484 Redirect nexits to the exit block.
5485 Remove handling of the incoming edges to the latch.
5486 Redirect the backedge from the copied latch to the exit bb.
5488 2010-01-28 Michael Matz <matz@suse.de>
5491 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5492 Wrap force_reg into a sequence, emit it before user.
5494 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5496 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5498 (arm_legacy_rev): Likewise.
5499 (thumb_legacy_rev): Likewise.
5501 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5503 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5504 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5505 on MEM's address failed, try avoid_constant_pool_reference and
5506 recurse if it returned something different.
5507 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5508 address, try avoid_constant_pool_reference and recurse if it
5509 returned something different.
5510 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5511 address and avoid_constant_pool_reference returned something
5512 different, don't set have_address.
5514 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5517 * var-tracking.c (val_store): Add modified argument, obey it.
5519 (count_uses): Move down logging of main.
5520 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5521 don't need resolution.
5522 (emit_notes_in_bb): Likewise.
5524 2010-01-27 Richard Guenther <rguenther@suse.de>
5527 * tree-inline.c (remap_decl): Delay remapping of SSA name
5528 default definitions until we need them.
5530 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5532 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5533 (rs6000_delegitimize_address): New function.
5535 * config/s390/s390.c (s390_delegitimize_address): Call
5536 delegitimize_mem_from_attrs.
5539 * tree-inline.c (cannot_copy_type_1): Removed.
5540 (copy_forbidden): Don't forbid copying of functions containing
5541 records/unions with variable length fields.
5543 2010-01-27 Christian Bruel <christian.bruel@st.com>
5547 * config/sh/sh.c (find_barrier): Increase length for non delayed
5548 conditional branches.
5550 2010-01-27 Matthias Klose <doko@ubuntu.com>
5552 * configure.ac (gnu-unique-object): Fix ldd version check.
5553 * configure: Regenerate.
5555 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5557 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5559 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5560 Test for HAVE_GNU_AS value.
5562 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5564 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5565 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5566 INT64_TYPE): Define.
5567 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5568 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5569 INT_LEAST64_TYPE): Define.
5570 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5571 UINT_LEAST64_TYPE): Define.
5572 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5573 INT_FAST64_TYPE): Define.
5574 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5575 UINT_FAST64_TYPE): Define.
5576 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5577 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5578 (SIG_ATOMIC_TYPE): Define.
5580 2010-01-26 Richard Guenther <rguenther@suse.de>
5582 * df-scan.c (df_scan_set_bb_info): Remove assert.
5583 (df_insn_rescan_debug_internal): Merge asserts.
5584 (df_install_ref): Likewise.
5585 (df_mark_reg): Use bitmap_set_range.
5586 (df_hard_reg_used_p): Remove assert.
5587 (df_hard_reg_used_count): Likewise.
5589 2010-01-26 Richard Guenther <rguenther@suse.de>
5591 PR rtl-optimization/42685
5592 * web.c (web_main): Ignore DEBUG_INSNs.
5594 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5596 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5598 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5599 Fix types of fndecl and arglist parameters.
5601 2010-01-26 Richard Guenther <rguenther@suse.de>
5604 * tree-eh.c (unsplit_eh): Skip debug insns.
5606 2010-01-26 Richard Guenther <rguenther@suse.de>
5608 PR tree-optimization/42250
5609 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5611 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5614 * omp-low.c (expand_omp_sections): Only use single_pred if
5615 l2_bb is single_pred_p.
5617 2010-01-25 Christian Bruel <christian.bruel@st.com>
5620 * config/sh/sh.c (find_barrier): Increase length for non delayed
5621 conditional branches.
5622 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5624 2010-01-24 David S. Miller <davem@davemloft.net>
5626 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5627 define if not using GAS.
5628 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5629 Likewise. Delete SECTION_MERGE code, which is only applicable
5632 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5635 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5636 mangling of va_list in system headers.
5638 2010-01-23 Toon Moene <toon@moene.org>
5640 * tree-predcom.c (combine_chains): Return NULL, not false.
5642 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5644 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5645 initialization of variable res to agree with return type.
5647 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5649 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5650 * tree-sra.c: Add include of expr.h.
5652 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5654 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5655 insert the debug stmt on the single non-EH edge from the stmt.
5657 2010-01-22 Richard Henderson <rth@redhat.com>
5660 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5661 the RHS until after generate_subtree_copies has insertted its
5662 code before the current statement.
5664 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5666 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5668 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5670 2010-01-21 Martin Jambor <mjambor@suse.cz>
5672 PR tree-optimization/42585
5673 * tree-sra.c (struct access): New field grp_total_scalarization.
5674 (dump_access): Dump the new field.
5675 (should_scalarize_away_bitmap): New variable.
5676 (cannot_scalarize_away_bitmap): Likewise.
5677 (sra_initialize): Allocate new bitmaps.
5678 (sra_deinitialize): Free new bitmaps.
5679 (create_access_1): New function.
5680 (create_access): Parts moved to create_access_1.
5681 (type_consists_of_records_p): New function.
5682 (completely_scalarize_record): Likewise.
5683 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5684 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5685 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5687 (analyze_all_variable_accesses): Completely scalarize small eligible
5690 2010-01-21 Martin Jambor <mjambor@suse.cz>
5692 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5694 2010-01-21 Andrew Haley <aph@redhat.com>
5696 * gcc.c (process_command): Move lang_specific_driver before
5697 setting cc_libexec_prefix.
5699 2010-01-21 Richard Guenther <rguenther@suse.de>
5702 * fold-const.c (negate_expr_p): Pretend only negative
5703 real constants are easily negatable.
5705 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5706 Jason Merrill <jason@redhat.com>
5708 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5709 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5710 * calls.c (initialize argument_information): Handle it.
5711 * c-common.c (handle_transparent_union_attribute): Use new name.
5712 * c-decl.c (finish_struct): Ditto.
5713 * c-typeck.c (type_lists_compatible_p): Ditto.
5714 (convert_for_assignment): Use new name and also handle record.
5715 * function.c (aggregate_value_p): Handle it.
5716 (pass_by_reference): Ditto.
5717 (assign_parm_data_types): Ditto.
5718 * print-tree.c (print_node): Ditto.
5719 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5720 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5721 * tree.c (first_field): New fn.
5723 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5726 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5727 even when linking statically, for now.
5729 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5732 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5733 without a cselib val.
5734 (count_uses): Accept MO_VAL_SET with no val on stores.
5735 (add_stores): Likewise.
5737 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5739 * var-tracking.c (check_value_val): Add a compile time assertion.
5740 (dv_is_decl_p): Simplify.
5741 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5742 gcc_assert if ENABLE_CHECKING.
5744 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5747 * var-tracking.c: Include tree-flow.h.
5748 (mem_dies_at_call): New.
5749 (dataflow_set_preserve_mem_locs): Use it.
5750 (dataflow_set_remove_mem_locs): Likewise.
5751 (dump_var): Renamed from dump_variable. Adjust all callers.
5752 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5753 * Makefile.in (var-tracking.o): Adjust deps.
5755 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5757 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5759 2010-01-20 Richard Guenther <rguenther@suse.de>
5761 PR tree-optimization/42717
5762 * tree-ssa-dce.c (get_live_post_dom): Remove.
5763 (forward_edge_to_pdom): Take an arbitrary edge to copy
5764 degenerate PHI args from.
5765 (remove_dead_stmt): Use the first post-dominator even if it
5766 does not contain live statements as redirection destination.
5768 2010-01-20 Richard Guenther <rguenther@suse.de>
5770 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5772 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5774 * sel-sched.c (create_speculation_check): Remove set but not used
5776 (try_transformation_cache): Remove set but not used variable ds.
5777 (calculate_privileged_insns): Remove set but not used variables
5778 cur_insn and min_spec_insn.
5779 (find_best_expr): Remove set but not used variable avail_n.
5780 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5782 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5784 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5785 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5788 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5791 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5792 cpu types. Add support for *-sse3 cpu types.
5793 (x86_64-*-*): Ditto.
5795 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5798 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5799 argument, call initializer_constant_valid_p_1 instead of
5800 initializer_constant_valid_p, pass CACHE to it, return NULL
5801 immediately if first call returns NULL.
5802 (initializer_constant_valid_p_1): New function.
5803 (initializer_constant_valid_p): Use it.
5805 2010-01-20 Thomas Quinot <quinot@adacore.com>
5807 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5809 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5811 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5812 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5813 (loc_list_from_tree): Don't handle unsigned division. Handle
5814 signed modulo using DW_OP_{over,over,div,mul,minus}.
5815 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5816 modulo instead of signed.
5818 2010-01-20 DJ Delorie <dj@redhat.com>
5820 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5822 (h8300_emit_stack_adjustment): Propogate it.
5824 (h8300_expand_prologue): Likewise.
5825 (h8300_expand_epilogue): Likewise.
5827 2010-01-19 Michael Matz <matz@suse.de>
5829 PR tree-optimization/41783
5830 * tree-data-ref.c (toplevel): Include flags.h.
5831 (dump_data_dependence_relation): Also dump the inputs if the
5832 result will be unknown.
5833 (split_constant_offset_1): Look through some conversions.
5834 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5835 the offset from last element is too large.
5836 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5837 (reassociate_to_the_same_stmt): Handle vector registers.
5838 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5840 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5841 wide_prolog_niters argument, emit widening instructions.
5842 (vect_do_peeling_for_alignment): Adjust caller, use widened
5843 variant of the iteration cound.
5844 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5846 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5849 * config/arm/neon-testgen.m (emit_automatics): New parameter
5850 features. Adjust for Fixed_return_reg feature.
5851 (test_intrinsic): Call emit_automatics with new feature.
5852 * config/arm/neon.ml: Update copyright years.
5853 (features): New Fixed_return_reg feature.
5854 (ops): Update feature for Vget_low.
5856 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5858 PR tree-optimization/42719
5859 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5863 * fwprop.c (all_uses_available_at): Return false if def_set dest
5864 is a REG that is used in def_insn.
5866 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5868 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5870 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5873 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5875 * target.h (struct gcc_target) <secondary_reload>: Change type
5876 of last argument to secondary_reload_info *.
5878 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5881 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5882 memory references with unaligned offsets. Remove CQImode handling.
5883 (unaligned_memory_operand): Return 1 for memory references with
5884 unaligned offsets. Remove CQImode handling.
5886 2010-01-18 Richard Guenther <rguenther@suse.de>
5889 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5892 2010-01-18 Richard Guenther <rguenther@suse.de>
5894 PR tree-optimization/42781
5895 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5896 restrict processing only if the original variable was artificial.
5898 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5900 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5901 find number of popped argument bytes.
5903 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5904 Fix the text that describes the return value for invalid insns.
5906 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5908 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5909 Clarify what 'cost of the -dependence' is. Fix quoting.
5911 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5912 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5914 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5916 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5917 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5919 2010-01-17 Richard Guenther <rguenther@suse.de>
5922 * function.c (split_complex_args): Take a VEC to modify.
5923 (assign_parms_augmented_arg_list): Build a VEC instead of
5924 a chain of PARM_DECLs.
5925 (assign_parms_unsplit_complex): Take a VEC of arguments.
5926 Do not fixup unmodified parms.
5927 (assign_parms): Deal with the VEC.
5928 (gimplify_parameters): Likewise.
5930 2010-01-17 Richard Guenther <rguenther@suse.de>
5932 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5933 node existence check.
5934 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5935 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5936 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5937 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5938 (gimple_execute_on_growing_pred): Likewise.
5940 2010-01-17 Richard Guenther <rguenther@suse.de>
5942 PR tree-optimization/42773
5943 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5944 (compute_antic_aux): Likewise.
5945 (compute_partial_antic_aux): Likewise.
5947 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5950 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5953 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5955 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5958 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5959 Fix markup for strict argument.
5961 (TARGET_SCHED_REORDER2): Fix argument types.
5963 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5964 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5966 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5967 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5969 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5972 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5973 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5974 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5975 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5976 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5978 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5980 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5982 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5983 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5985 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5987 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5990 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5992 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5993 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5995 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5997 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5999 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6000 referring to it. Fix language.
6002 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6004 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6006 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6008 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6010 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6011 '@var{stream}. Remove stray 'and'.
6013 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6015 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6017 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6019 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6020 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6022 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6023 Fix description of return value.
6024 Rename argument "sz" to "len."
6026 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6027 Clarify meaning of 'true' return value.
6029 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6031 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6032 rep_mode versus mode_rep.
6034 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6036 (TARGET_BUILTIN_DECL): Fix name.
6038 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6040 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6042 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6044 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6046 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6048 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6051 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6052 Rename argument tm_fn to md_fn.
6054 (TARGET_OPTION_PRINT): Fix argument list.
6056 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6059 * config/i386/i386.c (ix86_fixup_binary_operands):
6060 Revert FMA4 fixup of operands.
6062 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6065 * Makefile.in (write_entries_to_file, install-plugin):
6066 Use \012 instead of \n with tr.
6068 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6070 * configure.ac (HAVE_AS_REF): New C macro.
6071 * configure: Regenerate.
6072 * config.in: Likewise.
6073 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6075 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6078 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6080 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6082 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6084 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6086 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6088 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6090 (TARGET_BINDS_LOCAL_P): Fix argument type.
6092 (TARGET_ASM_FILE_END): Use prototype.
6094 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6096 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6098 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6100 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6102 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6103 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6105 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6106 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6108 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6109 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6110 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6111 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6113 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6115 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6117 (TARGET_INIT_BUILTINS): Use prototype.
6119 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6120 Put 'const char *' in braces. Fix parameter types.
6121 (TARGET_INVALID_CONVERSION): Fix parameter types.
6122 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6123 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6125 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6128 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6130 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6132 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6134 * doc/tm.texi (TARGET_HELP): Fix return type.
6136 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6137 in braces. Fix argument types.
6139 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6141 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6143 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6145 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6146 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6148 (TARGET_MANGLE_TYPE): Fix argument types.
6150 (TARGET_IRA_COVER_CLASSES): Use prototype.
6152 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6154 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6156 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6158 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6160 (TARGET_CALLEE_COPIES): Fix argument types.
6162 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6164 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6166 (TARGET_FUNCTION_VALUE): Fix argument types.
6168 (TARGET_RETURN_IN_MSB): Fix argument type.
6170 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6172 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6174 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6176 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6177 agree with return type.
6179 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6181 2010-01-15 Jing Yu <jingyu@google.com>
6183 PR rtl-optimization/42691
6184 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6185 a pseudo to a constant and are merged, and adjust comments.
6187 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6189 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6191 2010-01-15 Richard Guenther <rguenther@suse.de>
6194 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6195 labels of computed or non-local gotos to the destination.
6196 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6197 landing pad label is the first label.
6199 2010-01-15 Richard Guenther <rguenther@suse.de>
6201 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6203 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6206 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6207 to allow generation of the xssqrtdp instruction on power7.
6208 (sqrtdf2_fpr): Ditto.
6210 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6213 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6214 functions with noreturn attribute.
6217 * varasm.c (declare_weak): Add weak attribute to decl if it
6218 doesn't have one already.
6219 (assemble_external): Only add decls to weak_decls if they also
6220 have weak attribute.
6222 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6224 * var-tracking.c (var_reg_delete): Don't delete the association
6225 between REGs and values or one-part variables if the register
6228 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6231 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6232 because its first operand is a non-localized variable.
6234 2010-01-14 Martin Jambor <mjambor@suse.cz>
6236 PR tree-optimization/42706
6237 * tree-sra.c (encountered_recursive_call): New variable.
6238 (encountered_unchangable_recursive_call): Likewise.
6239 (sra_initialize): Initialize both new variables.
6240 (callsite_has_enough_arguments_p): New function.
6241 (scan_function): Call decl and flags check only for IPA-SRA, check
6242 whether there is a recursive call and whether it has enough arguments.
6243 (all_callers_have_enough_arguments_p): New function.
6244 (convert_callers): Look for recursive calls only when
6245 encountered_recursive_call is set.
6246 (ipa_early_sra): Bail out either if
6247 !all_callers_have_enough_arguments_p or
6248 encountered_unchangable_recursive_call.
6250 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6252 * sel-sched.c: Add 2010 to copyright years.
6253 * sel-sched-ir.c: Likewise.
6254 * sel-sched-ir.h: Likewise.
6256 2010-01-14 Martin Jambor <mjambor@suse.cz>
6258 PR tree-optimization/42714
6259 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6260 constructors specially.
6262 2010-01-14 Andi Kleen <ak@linux.intel.com>
6264 * config/i386/drivers-i386.c (detect_caches_intel):
6265 Add l2sizekb parameter and fill in.
6266 (host_detect_local_cpu): Add l2sizekb, fill in.
6267 Add Atom small cache heuristic.
6269 2010-01-14 Andi Kleen <ak@linux.intel.com>
6271 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6272 Add level3 parameter and fill in.
6273 (detect_caches_intel): Handle level3 cache.
6275 2010-01-14 Andi Kleen <ak@linux.intel.com>
6277 * config/i386/drivers-i386.c (host_detect_local_cpu):
6278 Fix core duo detection.
6280 2010-01-14 Andi Kleen <ak@linux.intel.com>
6282 * config/i386/drivers-i386.c (host_detect_local_cpu):
6285 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6287 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6288 (rs6000_variable_issue_1): this. Use...
6289 (rs6000_variable_issue): here. Reimplement. Print debug info.
6291 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6293 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6294 sel_restore_notes. Update all callers. Call reemit_notes
6297 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6299 PR rtl-optimization/42246
6300 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6303 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6305 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6306 all successors is the same as number of successors in current region.
6308 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6310 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6311 to rename is not separable. Otherwise check that its LHS is not NULL.
6313 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6315 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6317 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6319 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6320 available registers when failed to discover LHS register class.
6321 Fix indentation. Update comment.
6323 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6324 Alexander Monakov <amonakov@ispras.ru>
6326 PR rtl-optimization/42389
6327 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6329 (advance_state_on_fence): Likewise.
6330 (sel_target_adjust_priority): Print debug output only when
6331 sched_verbose >= 4, not 2.
6332 (get_expr_cost): Do not issue all unique insns on the next cycle.
6333 (fill_insns): Initialize can_issue_more from the value saved
6335 * sel-sched-ir.c (flist_add): New parameter issue_more.
6336 Init FENCE_ISSUE_MORE with it.
6337 (merge_fences): Likewise.
6338 (init_fences): Update call to flist_add.
6339 (add_to_fences, add_clean_fence_to_fences)
6340 (add_dirty_fence_to_fences): Likewise.
6341 (move_fence_to_fences): Update call to merge_fences.
6342 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6344 * sel-sched-ir.h (struct _fence): New field issue_more.
6345 (FENCE_ISSUE_MORE): New accessor macro.
6347 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6349 PR rtl-optimization/42388
6350 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6351 that have no predecessors nor successors. Do not call move_bb_info
6352 for empty blocks outside of current region.
6354 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6356 PR rtl-optimization/42294
6357 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6358 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6359 originators' originators.
6361 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6363 PR rtl-optimization/39453
6364 PR rtl-optimization/42246
6365 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6367 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6369 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6370 Alexander Monakov <amonakov@ispras.ru>
6373 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6374 (maybe_tidy_empty_bb): ... here. Make static. Add new
6375 argument. Update all callers.
6376 (tidy_control_flow): ... and here. Recompute topological order
6377 of basic blocks in region if necessary.
6378 (sel_redirect_edge_and_branch): Change return type. Return true
6379 if topological order might have been invalidated.
6380 (purge_empty_blocks): Export and move from...
6381 * sel-sched.c (purge_empty_blocks): ... here.
6382 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6383 (maybe_tidy_empty_bb): Delete prototype.
6384 (purge_empty_blocks): Declare.
6386 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6388 PR rtl-optimization/42249
6389 * sel-sched.c (try_replace_dest_reg): When chosen register
6390 and original register is the same, do not bail out early, but
6391 still check all original insns for validity of replacing destination
6392 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6395 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6398 Port from no-undefined-overflow branch:
6399 2009-03-09 Richard Guenther <rguenther@suse.de>
6401 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6403 2010-01-14 Richard Guenther <rguenther@suse.de>
6406 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6408 2010-01-14 Ira Rosen <irar@il.ibm.com>
6410 PR tree-optimization/42709
6411 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6412 as scalar type in creation of constant vector operand.
6414 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6417 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6418 (check-parallel-%): Match `testsuite' directory component only
6421 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6423 PR translation/39521
6424 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6427 2010-01-13 Richard Guenther <rguenther@suse.de>
6429 PR tree-optimization/42730
6430 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6433 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6436 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6437 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6440 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6442 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6443 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6444 ___umulsi3_highpart.
6446 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6447 rather than schedule_insns if the pass is enabled.
6449 2010-01-13 Martin Jambor <mjambor@suse.cz>
6451 PR tree-optimization/42704
6452 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6455 2010-01-13 Martin Jambor <mjambor@suse.cz>
6457 PR tree-optimization/42703
6458 * tree-sra.c (analyze_access_subtree): Check that we can build a
6459 reference to the original data within the aggregate.
6461 2010-01-13 Richard Guenther <rguenther@suse.de>
6463 PR tree-optimization/42705
6464 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6466 2010-01-13 Richard Guenther <rguenther@suse.de>
6469 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6471 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6474 * var-tracking.c (values_to_unmark): New variable.
6475 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6476 values_to_unmark vector. Moved body to...
6477 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6478 instead queue it into values_to_unmark vector.
6479 (vt_find_locations): Free values_to_unmark vector.
6481 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6483 * config/s390/s390.c (override_options): Set
6484 default of max-pending-list-length to 256
6486 2010-01-13 Richard Guenther <rguenther@suse.de>
6489 * tree-pass.h (PROP_gimple_lcx): New.
6490 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6491 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6492 before the final cleanup_eh.
6493 (dump_properties): Dump PROP_gimple_lcx.
6494 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6495 (tree_lower_complex_O0): Remove.
6496 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6497 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6498 tree_lower_complex, schedule TODO_update_ssa.
6499 * lto-streamer-out.c (output_function): Stream the functions
6501 * lto-streamer-in.c (input_function): Likewise.
6502 (lto_read_body): Do not override them here.
6504 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6507 * c-typeck.c (build_c_cast): Fold value cast to union type before
6508 wrapping it in a CONSTRUCTOR.
6510 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6512 PR rtl-optimization/42699
6513 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6516 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6518 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6519 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6520 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6521 SUBTARGET_WARN_UNUSED_SPEC): ... here
6522 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6524 2010-01-12 Julian Brown <julian@codesourcery.com>
6526 * config/arm/neon-schedgen.ml (Utils): Don't try to
6527 open missing module.
6528 (find_with_result): New.
6530 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6533 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6534 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6536 PR tree-optimization/42645
6537 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6538 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6539 decl_map, set processing_debug_stmt to -1 and return name without
6542 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6544 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6545 binutils version, and reword target configuration description.
6547 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6549 * config/avr/avr.h (LINKER_NAME): Remove.
6551 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6554 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6555 that support VSX, warn for -mno-altivec if vsx is not disabled,
6558 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6559 Shujing Zhao <pearly.zhao@oracle.com>
6561 PR translation/42469
6562 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6563 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6564 character between option name and help text.
6565 * c.opt (imultilib): Likewise.
6567 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6569 * lto-streamer-out.c (output_unreferenced_globals): Output static
6572 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6574 PR rtl-optimization/42621
6575 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6576 optimizing for size.
6577 (duplicate_computed_gotos): Remove now-redundant check.
6579 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6582 * configure.ac: Save and restore LDFLAGS and LIBS
6583 * configure: Regenerate.
6585 2010-01-10 Richard Guenther <rguenther@suse.de>
6588 * builtins.c (fold_builtin_strlen): Add type argument and
6589 convert the resulting length to it.
6590 (fold_builtin_1): Adjust.
6592 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6594 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6595 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6597 (num_insns_constant_wide): Adjust for that change.
6599 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6602 * web.c (union_defs): Add used argument, to combine uses of
6604 (entry_register): Adjust type and tests of used argument.
6605 (web_main): Widen used for new use. Pass it to union_defs.
6606 * df.h (union_defs): Adjust prototype.
6608 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6611 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6612 uses in new incoming argument. Free body.
6613 (reset_debug_uses_in_loop): New.
6614 (analyze_insn_to_expand_var): Call the latter if the former found
6615 anything. Fix whitespace. Reject invalid dest overlaps before
6616 going through all insns in the loop.
6618 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6621 * haifa-sched.c (dying_use_p): Debug insns don't count.
6623 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6626 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6627 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6628 (verify_gimple_call): Reject LHS in noreturn calls.
6630 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6634 * tree-vect-loop-manip.c (adjust_info): New type.
6635 (adjust_vec): New pointer to vector.
6636 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6637 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6638 (slpeel_update_phis_for_duplicate_loop): Use them.
6639 (slpeel_update_phi_nodes_for_guard1): Likewise.
6640 (slpeel_update_phi_nodes_for_guard2): Likewise.
6641 (slpeel_tree_peel_loop_to_edge): Likewise.
6642 (vect_update_ivs_after_vectorizer): Likewise.
6644 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6646 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6647 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6649 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6651 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6652 bogus uninitialized warning.
6654 2010-01-09 Richard Guenther <rguenther@suse.de>
6657 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6658 the evolution is compatible with the initial condition.
6660 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6662 * gcc.c (process_command): Update copyright notice dates.
6663 * gcov.c (print_version): Likewise.
6664 * gcov-dump.c (print_version): Likewise.
6665 * mips-tfile.c (main): Likewise.
6666 * mips-tdump.c (main): Likewise.
6668 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6671 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6673 (rotlhi3_8): Delete.
6675 (rotlsi3_8): Delete.
6676 (rotlsi3_16): Delete.
6677 (rotlsi3_24): Delete.
6679 (*rotw<mode>3): New.
6680 (*rotb<mode>3): New.
6681 * config/avr/avr.c (avr_rotate_bytes): New function.
6682 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6684 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6687 * configure.ac: Modify -rdynamic check.
6688 * configure: Regenerate.
6690 2010-01-08 DJ Delorie <dj@redhat.com>
6692 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6693 register popping order.
6695 2010-01-08 Richard Guenther <rguenther@suse.de>
6698 * c.opt (fsigned-char): Also let LTO handle this option.
6699 (funsigned-char): Likewise.
6701 2010-01-07 Richard Guenther <rguenther@suse.de>
6703 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6704 (gimple_op): Likewise.
6705 (gimple_op_ptr): Likewise.
6706 (gimple_assign_set_lhs): Remove gcc_assert.
6707 (gimple_assign_set_rhs1): Likewise.
6708 (gimple_assign_set_rhs2): Likewise.
6709 (gimple_call_set_lhs): Likewise.
6710 (gimple_call_set_fn): Likewise.
6711 (gimple_call_set_fndecl): Likewise.
6712 (gimple_call_fndecl): Likewise.
6713 (gimple_call_return_type): Likewise.
6714 (gimple_call_set_chain): Likewise.
6715 (gimple_call_num_args): Likewise.
6716 (gimple_call_set_arg): Likewise.
6717 (gimple_cond_set_code): Likewise.
6718 (gimple_cond_set_lhs): Likewise.
6719 (gimple_cond_set_rhs): Likewise.
6720 (gimple_cond_set_true_label): Likewise.
6721 (gimple_cond_set_false_label): Likewise.
6722 (gimple_label_set_label): Likewise.
6723 (gimple_goto_set_dest): Likewise.
6724 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6725 (gimple_debug_bind_get_value): Likewise.
6726 (gimple_debug_bind_get_value_ptr): Likewise.
6727 (gimple_debug_bind_set_var): Likewise.
6728 (gimple_debug_bind_set_value): Likewise.
6729 (gimple_debug_bind_reset_value): Likewise.
6730 (gimple_debug_bind_has_value_p): Likewise.
6731 (gimple_return_retval_ptr): Remove gcc_assert.
6732 (gimple_return_retval): Likewise.
6733 (gimple_return_set_retval): Likewise.
6734 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6735 (safe_referenced_var_iterator): Remove.
6736 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6737 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6738 (fill_referenced_var_vec): Remove.
6739 (first_readonly_imm_use): Remove redundant gcc_assert.
6740 (phi_arg_index_from_use): Combine gcc_asserts.
6741 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6742 (first_imm_use_stmt): Remove redundant gcc_assert.
6743 * tree-cfg.c (verify_gimple_call): Verify function and chain
6744 operands. Verify arguments.
6745 (verify_types_in_gimple_stmt): Verify condition code and labels.
6747 2010-01-07 Richard Guenther <rguenther@suse.de>
6749 PR tree-optimization/42641
6750 * sese.c (rename_map_elt_info): Use the SSA name version, do
6753 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6755 PR tree-optimization/42625
6756 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6757 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6759 2010-01-07 Duncan Sands <baldrick@free.fr>
6761 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6763 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6766 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6767 note itself is not function_invariant_p.
6769 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6771 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6772 Do not add the DF_NOTE problem.
6773 * store-motion.c (execute_rtl_store_motion): Likewise.
6775 2010-01-07 Martin Jambor <mjambor@suse.cz>
6777 PR tree-optimization/42157
6778 * tree-sra.c (compare_access_positions): Stabilize sort if both
6779 accesses have integer types, return zero immediately if they are the
6782 2010-01-06 Richard Henderson <rth@redhat.com>
6785 * haifa-sched.c (add_to_note_list): Merge into ...
6786 (concat_note_lists): ... here, and ...
6787 (unlink_other_notes, rm_other_notes): Merge into...
6788 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6789 NOTE_INSN_EPILOGUE_BEG.
6791 2010-01-06 Richard Guenther <rguenther@suse.de>
6793 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6794 not inline regular functions into always-inline functions.
6796 2010-01-06 Nick Clifton <nickc@redhat.com>
6798 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6799 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6801 (OVERRIDE_OPTIONS): Delete.
6802 (OPTIMIZATION_OPTIONS): Define.
6803 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6804 * config/rx/rx.c (rx_handle_option): Issue an error message if
6805 -mcpu=rx200 and -fpu are used together.
6806 (rx_set_optimization_options): New function. Issue an error
6807 message if an optimization attribute attempts to reset the FPU/
6808 math optimization pairing.
6809 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6810 * config/rx/rx.opt: Set the default to 32-bit doubles.
6811 * config/rx/t-rx: Add multilibs for -nofpu option.
6812 * doc/invoke.texi: Update documentation of RX options.
6814 2010-01-06 Richard Guenther <rguenther@suse.de>
6816 * tree-ssa-pre.c (name_to_id): New global.
6817 (alloc_expression_id): Simplify SSA name handling.
6818 (lookup_expression_id): Likewise.
6819 (init_pre): Zero name_to_id.
6820 (fini_pre): Free it.
6822 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6824 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6826 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6829 * config/i386/sse.md (smaxv2di3): New.
6830 (umaxv2di3): Likewise.
6831 (sminv2di3): Likewise.
6832 (uminv2di3): Likewise.
6834 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6837 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6838 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6839 (legitimize_tls_address): Likewise.
6840 (sparc_tls_referenced_p): Likewise.
6841 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6842 and adjust calls to legitimize_pic_address.
6843 (legitimate_constant_p) Use sparc_tls_referenced_p.
6844 (legitimate_pic_operand_p): Likewise.
6845 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6846 (sparc_tls_symbol_ref_1): Delete.
6847 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6848 (legitimize_tls_address): Make static, handle CONST patterns.
6849 (legitimize_pic_address): Make static, remove unused parameter and
6850 adjust recursive calls.
6851 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6852 and adjust call to legitimize_pic_address.
6853 (sparc_output_mi_thunk): Likewise.
6855 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6856 H.J. Lu <hongjiu.lu@intel.com>
6859 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6860 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6861 operands to make them signed.
6864 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6867 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6868 GTU to GT for V4SI and V2DI.
6870 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6871 (umin<mode>3): Removed.
6873 (uminv4si3): Likewise.
6875 2010-01-05 Martin Jambor <mjambor@suse.cz>
6877 PR tree-optimization/42462
6878 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6879 current_function_decl to helper functions and macros.
6881 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6884 * flags.h: Don't include real.h.
6885 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6886 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6887 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6888 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6889 * dominance.c: Update copyright.
6890 * gimple.c (walk_gimple_op): Remove inline.
6891 * tree-ssa-reassoc.c: Include real.h.
6892 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6893 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6895 2010-01-05 Nick Clifton <nickc@redhat.com>
6897 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6898 register to push into the stack frame when the accumulator has to
6899 be saved during interrupts.
6901 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6903 * doc/invoke.texi: Remove the documentation about option
6905 * common.opt (Wunreachable-code): Preserved for backward
6907 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6908 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6909 the backward compatibility flag section.
6911 2010-01-05 Richard Guenther <rguenther@suse.de>
6913 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6915 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6918 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6920 PR tree-optimization/42508
6921 * tree-sra.c (convert_callers): Check for recursive call
6922 by comparing cgraph nodes instead of decls.
6923 (modify_function): Call ipa_modify_formal_parameters also
6924 on all same_body aliases.
6926 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6927 cgraph nodes when checking for same_body aliases.
6929 2010-01-05 Richard Guenther <rguenther@suse.de>
6931 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6932 allocation and lookup.
6933 (get_or_alloc_expr_for_constant): Likewise.
6934 (phi_translate): Sink allocation.
6936 2010-01-04 Richard Guenther <rguenther@suse.de>
6938 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6939 a new entry only if needed.
6940 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6941 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6943 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6945 (phi_translate): Handle CONSTANTs early.
6947 2010-01-04 Martin Jambor <mjambor@suse.cz>
6949 PR tree-optimization/42398
6950 * tree-sra.c (struct access): Removed flag grp_different_types.
6951 (dump_access): Do not dump the removed flag.
6952 (sort_and_splice_var_accesses): Do not set the removed flag.
6953 (sra_modify_expr): Check for type compatibility directly.
6955 2010-01-04 Martin Jambor <mjambor@suse.cz>
6957 PR tree-optimization/42366
6958 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6959 edges with variable number of parameters.
6960 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6961 flag instead of asserting it.
6962 (ipa_read_node_info): Read uses_analysis_done flag.
6964 2010-01-04 Richard Guenther <rguenther@suse.de>
6966 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6967 iterative_hash_* as intended.
6968 (vn_reference_compute_hash): Likewise. Simplify hashing
6970 (vn_reference_lookup_2): Likewise.
6971 (vn_nary_op_compute_hash): Likewise.
6972 (vn_phi_compute_hash): Likewise.
6973 (expressions_equal_p): Remove strange code.
6974 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6975 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6976 (bitmap_insert_into_set_1): Take value-id as parameter.
6977 (add_to_value): Pass it.
6978 (bitmap_insert_into_set): Likewise.
6979 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6981 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6984 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6985 (do_self_spec): For switches with SWITCH_IGNORE set set also
6986 SWITCH_IGNORE_PERMANENTLY.
6987 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6990 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6992 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6993 tree of an unreferenced global var.
6995 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6998 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6999 GTU to GT for V4SI and V2DI.
7001 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7002 (umin<mode>3): Removed.
7004 (uminv4si3): Likewise.
7006 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7009 * collect2.c (main): Turn on trace in collect2 if -v is passed
7012 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7014 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7015 description of expression operand.
7017 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7019 * configure.ac: Add install-html to target_list for Make-hooks.
7020 * configure: Regenerate.
7021 * fortran/Make-lang.in (F95_HTMLFILES): New.
7022 (fortran.html): Use it.
7023 (fortran.install-html): New.
7024 * Makefile.in (install-html): Add lang.install-html.
7025 * java/Make-lang.in (JAVA_HTMLFILES): New.
7026 (java.html): Use it.
7027 (java.install-html): New.
7028 * objc/Make-lang.in (objc.install-html): New.
7029 * objcp/Make-lang.in (obj-c++.install-html): New.
7030 * cp/Make-lang.in (c++.install-html): New.
7031 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7032 * lto/Make-lang.in (lto.install-html): New.
7034 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7037 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7039 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7041 PR rtl-optimization/41862
7042 * store-motion.c (store_killed_in_insn, compute_store_table,
7043 remove_reachable_equiv_notes, replace_store_insn,
7044 build_store_vectors): Ignore all DEBUG_INSNs.
7046 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7049 * common.opt: Add dumpdir.
7051 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7053 (option_map): Add --dumpdir.
7055 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7057 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7059 * opts.c (decode_options): Try dump_dir_name first if
7060 dump_base_name isn't an absolute path.
7061 (common_handle_option): Handle OPT_dumpdir.
7063 * toplev.c (dump_dir_name): New.
7064 (print_switch_values): Also ignore -dumpdir.
7066 * toplev.h (dump_dir_name): New.
7068 2010-01-03 Richard Guenther <rguenther@suse.de>
7070 PR tree-optimization/42589
7071 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7072 double-word expansion of bswap32.
7074 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7076 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7077 with BLOCK_FOR_INSN.
7078 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7079 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7080 noce_process_if_block): Likewise.
7081 * gcse.c (compute_local_properties, insert_expr_in_table,
7082 insert_set_in_table, canon_list_insert, find_avail_set,
7083 pre_insert_copy_insn): Likewise.
7085 * basic-block.h (BLOCK_NUM): Move from here...
7086 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7088 2010-01-03 Richard Guenther <rguenther@suse.de>
7090 PR tree-optimization/42438
7091 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7092 contains_may_not_return_call flag.
7093 (BB_MAY_NOTRETURN): New.
7094 (valid_in_sets): Trapping nary operations are not valid
7095 in blocks that may not return.
7096 (insert_into_preds_of_block): Remove check for trapping expressions.
7097 (compute_avail): Compute also BB_MAY_NOTRETURN.
7099 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7101 * doc/invoke.texi: Add 2010 to copyright years.
7103 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7105 * config/sparc/sparc.c: Fix formatting nits.
7107 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7108 Alexander Monakov <amonakov@ispras.ru>
7110 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7112 2010-01-02 Richard Guenther <rguenther@suse.de>
7115 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7116 (simplify_switch_using_ranges): Mark to be removed edges
7119 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7121 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7123 * collect2.c (scan_libraries): Add missing argument in call to
7126 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7129 * config/alpha/predicates.md (aligned_memory_operand): Return false
7131 (unaligned_memory_operand): Return true for CQImode.
7132 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7133 doesn not cross aligned SImode word boundary.
7135 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7137 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7139 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7140 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7142 2010-01-02 Richard Guenther <rguenther@suse.de>
7145 * toplev.c (compile_file): Emit LTO marker properly. Change
7147 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7149 2010-01-01 Richard Guenther <rguenther@suse.de>
7152 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7154 2010-01-01 Richard Guenther <rguenther@suse.de>
7157 * c-decl.c (grokdeclarator): For zero-size arrays force
7158 structural equality checks as layout_type does.
7160 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7162 * builtins.c: Update copyright to 2010.
7164 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7167 * lto-streamer-out.c (produce_asm): Revert the last change.
7168 (copy_function): Likewise.
7170 * lto-streamer.c (lto_get_section_name): Skip any leading
7173 2010-01-01 Richard Guenther <rguenther@suse.de>
7176 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7180 Copyright (C) 2010 Free Software Foundation, Inc.
7182 Copying and distribution of this file, with or without modification,
7183 are permitted in any medium without royalty provided the copyright
7184 notice and this notice are preserved.