1 2010-04-26 Richard Guenther <rguenther@suse.de>
4 * gimple.c (gimple_decl_printable_name): Deal gracefully
7 2010-04-26 Richard Guenther <rguenther@suse.de>
10 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
11 if emitting debug information and it is either a function
14 2010-04-26 Ira Rosen <irar@il.ibm.com>
16 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
17 determine if the statement is vectorizable, and a macro to
19 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
20 Skip statements that can't be vectorized. If the analysis
21 fails, mark the statement as unvectorizable if vectorizing
23 (vect_compute_data_refs_alignment): Likewise.
24 (vect_verify_datarefs_alignment): Skip statements marked as
25 unvectorizable. Add print.
26 (vect_analyze_group_access): Skip statements that can't be
27 vectorized. If the analysis fails, mark the statement as
28 unvectorizable if vectorizing basic block.
29 (vect_analyze_data_ref_accesses, vect_analyze_data_refs):
31 * tree-vect-stmts.c (vectorizable_store): Fix the number of
32 generated stmts for SLP.
33 (new_stmt_vec_info): Initialize the new field.
34 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
35 statements marked as unvectorizable.
37 2010-04-25 Joseph Myers <joseph@codesourcery.com>
39 * c-common.c (flag_isoc1x): New.
40 (flag_isoc99): Update comment.
41 * c-common.h (flag_isoc1x): New.
42 (flag_isoc99): Update comment.
43 * c-cppbuiltin.c (builtin_define_float_constants): Also define
44 __<type>_DECIMAL_DIG__.
45 * c-opts.c (set_std_c1x): New.
46 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
47 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
48 * c.opt (-std=c1x, -std=gnu1x): New options.
49 * doc/cpp.texi: Mention -std=c1x.
50 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
51 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
52 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
53 * doc/standards.texi: Mention C1X.
54 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
55 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
56 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
59 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
61 * config/i386/gmon-sol2.c (_mcleanup): Change format string
62 placeholder from 0x%x to %#x.
63 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
64 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
65 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
66 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
67 * config/i386/i386.c (ix86_target_string): Ditto.
68 (output_pic_addr_const): Ditto.
69 (print_operand): Ditto.
71 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
73 * combine.c (find_split_point): Add third argument. Use it
74 to find nested multiply-accumulate instructions. Adjust calls.
75 (try_combine): Adjust call to find_split_point.
77 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
79 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
81 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
83 PR tree-optimization/41442
84 * fold-const.c (merge_truthop_with_opposite_arm): New function.
85 (fold_binary_loc): Call it.
87 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
89 * toplev.c (general_init): Set default for fdiagnostics-show-option.
90 * opts.c (common_handle_option): Allow disabling it.
91 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
93 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
95 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
96 between modes if both types are integral.
98 2010-04-23 Richard Guenther <rguenther@suse.de>
100 PR tree-optimization/43572
101 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
103 2010-04-23 Richard Guenther <rguenther@suse.de>
106 * tree-inline.c (tree_can_inline_p): Also check compatibility
109 2010-04-23 Martin Jambor <mjambor@suse.cz>
111 PR tree-optimization/43846
112 * tree-sra.c (struct access): New flag grp_assignment_read.
113 (build_accesses_from_assign): Set grp_assignment_read.
114 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
115 (enum mark_read_status): New type.
116 (analyze_access_subtree): Propagate grp_assignment_read, create
117 accesses also if both direct_read and root->grp_assignment_read.
119 2010-04-23 Martin Jambor <mjambor@suse.cz>
122 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
123 function does not have type attributes.
125 2010-04-23 Richard Guenther <rguenther@suse.de>
128 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
131 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
133 * sese.h (create_if_region_on_edge): Remove.
135 * sese.c (create_if_region_on_edge): Make static.
137 * tree-inline.c: Do not include ggc.h.
139 * expr.c: Do not include ggc.h.
141 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
144 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
147 * config/sh/sh.c (find_barrier): Don't emit a constant pool
148 in the middle of insns for casesi_worker_2.
150 2010-04-22 David Edelsohn <edelsohn@gnu.org>
152 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
154 2010-04-22 Ira Rosen <irar@il.ibm.com>
156 PR tree-optimization/43842
157 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
158 loop unrolling in update of exit phis. Fix comment.
159 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
160 least two reduction statements in the loop before starting SLP
163 2010-04-22 Nick Clifton <nickc@redhat.com>
165 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
167 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
169 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
172 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
174 * tree-parloops.c (loop_parallel_p): New argument
175 parloop_obstack. Pass it down.
176 (parallelize_loops): New variable parloop_obstack. Initialize it,
177 pass it down, free it.
179 * tree-loop-linear.c (linear_transform_loops): Pass down
182 * tree-data-ref.h (lambda_compute_access_matrices): New argument
183 of type struct obstack *.
185 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
186 scratch_obstack. Initialize it, pass down, free it.
188 * lambda.h (lambda_loop_new): Remove.
189 (lambda_matrix_new, lambda_matrix_inverse)
190 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
191 argument of type struct obstack *.
193 * lambda-trans.c (lambda_trans_matrix_new): New argument
194 lambda_obstack. Pass it down, use obstack allocation for ret.
195 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
198 * lambda-mat.c (lambda_matrix_get_column)
199 (lambda_matrix_project_to_null): Remove.
200 (lambda_matrix_new): New argument lambda_obstack. Use obstack
202 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
205 * lambda-code.c (lambda_loop_new): New function.
206 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
207 (lambda_compute_auxillary_space, lambda_compute_target_space)
208 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
209 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
210 (build_access_matrix): New argument lambda_obstack. Use obstack
212 (lambda_compute_step_signs, lambda_compute_access_matrices): New
213 argument lambda_obstack. Pass it down.
215 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
217 * optabs.h (expand_widening_mult): Declare.
219 2010-04-22 Richard Guenther <rguenther@suse.de>
221 PR tree-optimization/43845
222 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
223 lookup the CALL_EXPR function and arguments.
225 2010-04-22 Nick Clifton <nickc@redhat.com>
227 * config/stormy16/stormy16.c
228 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
229 * config/stormy16/stormy16.h: Tidy up formatting.
230 (DONT_USE_BUILTIN_SETJMP): Remove definition.
231 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
232 (ineqbranchsi): Delete pattern.
233 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
234 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
235 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
236 stormy16-lib2-ucmpsi2.c.
238 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
240 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
241 df_simulate_find_noclobber_defs as appropriate. Keep track of an
242 extra set merge_set_noclobber, and use it to relax the final test
244 * df.h (df_simulate_find_noclobber_defs): Declare.
245 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
247 (df_simulate_find_noclobber_defs): New function.
249 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
251 * config/i386/i386.md: Use {} around multi-line preparation statements.
253 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
255 * c-tree.h (push_init_level, pop_init_level, set_init_index)
256 (process_init_element): New argument of type struct obstack *.
258 * c-typeck.c (push_init_level, pop_init_level, set_designator)
259 (set_init_index, set_init_label, set_nonincremental_init)
260 (set_nonincremental_init_from_string, find_init_member)
261 (output_init_element, output_pending_init_elements)
262 (process_init_element): New argument braced_init_obstack. Pass it
264 (push_range_stack, add_pending_init): New argument
265 braced_init_obstack. Use obstack allocation.
267 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
268 braced_init_obstack. Pass it down.
269 (c_parser_braced_init): New variables ret, braced_init_obstack.
270 Initialize obstack, pass it down and finally free it.
272 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
275 * tree-pass.h (pass_optimize_widening_mul): Declare.
276 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
277 gate_optimize_widening_mul): New static functions.
278 (pass_optimize_widening_mul): New.
279 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
280 <case MULT_EXPR>: Remove support for widening multiplies.
281 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
282 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
283 simplify_gen_unary rather than directly building extensions.
284 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
286 * expmed.c (expand_widening_mult): New function.
287 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
289 2010-04-21 Jan Hubicka <jh@suse.cz>
291 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
292 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
293 * lto-wpa-fixup.c: Remove.
294 * Makefile.in (lto-wpa-fixup.o): Remove.
295 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
296 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
297 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
299 2010-04-21 Jan Hubicka <jh@suse.cz>
301 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
302 add write_optimization_summary, read_optimization_summary.
303 (ipa_write_summaries_of_cgraph_node_set): Remove.
304 (ipa_write_optimization_summaries): Declare.
305 (ipa_read_optimization_summaries): Declare.
306 * ipa-cp.c (pass_ipa_cp): Update.
307 * ipa-reference.c (pass_ipa_reference): Update.
308 * ipa-pure-const.c (pass_ipa_pure_const): Update.
309 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
311 * ipa-inline.c (pass_ipa_inline): Update.
312 * ipa.c (pass_ipa_whole_program): Update.
313 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
314 * passes.c (ipa_write_summaries_1): Do not test wpa.
315 (ipa_write_optimization_summaries_1): New.
316 (ipa_write_optimization_summaries): New.
317 (ipa_read_summaries): Do not test ltrans.
318 (ipa_read_optimization_summaries_1): New.
319 (ipa_read_optimization_summaries): New.
321 2010-04-21 Jan Hubicka <jh@suse.cz>
323 * lto-cgraph.c (lto_output_node): Do not output comdat groups
325 (output_cgraph): Do not arrange comdat groups for boundary nodes.
327 2010-04-21 Jakub Jelinek <jakub@redhat.com>
330 * dwarf2out.c (add_name_and_src_coords_attributes): Add
331 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
333 2010-04-21 Jan Hubicka <jh@suse.cz>
335 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
337 2010-04-21 Jan Hubicka <jh@suse.cz>
339 * varpool.c (decide_is_variable_needed): Variable is always needed
342 2010-04-21 Jan Hubicka <jh@suse.cz>
344 * opts.c (decode_options): Enable pure-const pass for whopr.
346 2010-04-21 Jan Hubicka <jh@suse.cz>
348 * cgraph.c (dump_cgraph_node): Dump also assembler name.
349 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
351 (cgraph_decide_inlining): Do not expect callee to be removed in all
354 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
356 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
358 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
360 * config/i386/i386.md (x86_shrd): Add athlon_decode and
361 amdfam10_decode attributes.
363 2010-04-21 Jakub Jelinek <jakub@redhat.com>
366 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
367 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
368 (lower_copyprivate_clauses): Use private var in outer
369 context instead of original var. Make sure the types
370 are correct for VLAs.
372 2010-04-21 Richard Guenther <rguenther@suse.de>
374 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
375 to non-pointer objects.
377 2010-04-21 Jakub Jelinek <jakub@redhat.com>
379 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
380 last chain entry if it starts with the still current label.
381 (add_location_or_const_value_attribute): Check that
382 loc_list->first->next is NULL instead of comparing ->first with ->last.
383 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
384 to add_var_loc_to_decl.
386 * dwarf2out.c (output_call_frame_info): For dw_cie_version
387 >= 4 add also address size and segment size fields into CIE header.
389 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
390 long as address size is the same as sizeof (void *) and
392 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
393 address size or segment size is unexpected, return DW_EH_PE_omit.
394 (classify_object_over_fdes): If get_cie_encoding returned
395 DW_EH_PE_omit, return -1.
396 (init_object): If classify_object_over_fdes returned -1,
397 pretend there were no FDEs at all.
399 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
401 * config/i386/i386.md (bswap<mode>2): Macroize expander from
402 bswap{si,di}2 using SWI48 mode iterator.
403 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
404 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
405 set modrm attribute of bswap insn to 0 and remove length attribute.
406 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
407 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
408 set mode attribute to <MODE> and remove length attribute.
410 2010-04-20 James E. Wilson <wilson@codesourcery.com>
412 PR rtl-optimization/43520
413 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
414 zero available registers.
416 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
418 * builtins.c (fold_builtin_cproj): Fold more cases.
420 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
422 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
423 (fold_builtin_1): Fold builtin cproj.
424 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
425 Use ATTR_CONST_NOTHROW_LIST.
427 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
429 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
430 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
431 ffsi2_no_cmove for !TARGET_CMOVE.
432 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
433 (ffssi2): Remove expander.
434 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
436 (ctz<mode>2): Ditto from ctz{si,di}2.
437 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
439 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
442 2010-04-20 Jakub Jelinek <jakub@redhat.com>
444 * dwarf2out.c (AT_linkage_name): Define.
445 (clone_as_declaration): Handle DW_AT_linkage_name.
446 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
447 of DW_AT_MIPS_linkage_name.
448 (move_linkage_attr): Likewise.
449 (dwarf2out_finish): Likewise.
451 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
454 * fold-const.c (fold_comparison): New folding rule.
456 2010-04-20 Anatoly Sokolov <aesok@post.ru>
458 * double-int.h (double_int_setbit): Declare.
459 * double-int.c (double_int_setbit): New function.
460 * rtl.h (immed_double_int_const): Declare.
461 * emit-rtl.c (immed_double_int_const): New function.
462 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
463 and immed_double_int_const functions.
464 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
465 expand_copysign_bit): (Ditto.).
466 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
467 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
468 * dojump.c (prefer_and_bit_test): (Ditto.).
469 * expr.c (convert_modes, reduce_to_bit_field_precision,
470 const_vector_from_tree): (Ditto.).
471 * expmed.c (mask_rtx, lshift_value): (Ditto.).
473 2010-04-20 Jan Hubicka <jh@suse.cz>
475 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
476 (dump_cgraph_node): Dump new flags.
477 * cgraph.h (struct cgraph_node): Add flags
478 reachable_from_other_partition and in_other_partition.
479 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
480 other partition can not be removed.
481 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
482 the other partition must be output; silence sanity checking on
483 leaking functions bodies from other paritition.
484 * lto-cgraph.c (reachable_from_other_partition_p): New function.
485 (lto_output_node): Output new flags; do not sanity check that inline
486 clones are output; drop lto_forced_extern_inline_p code; do not mock
487 visibility flags at partition boundaries.
488 (add_node_to): New function.
489 (output_cgraph): Use it to sort functions so masters appear before
491 (input_overwrite_node): Input new flags.
492 * passes.c (ipa_write_summaries): Do not call
493 lto_new_extern_inline_states.
494 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
495 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
496 lto_forced_extern_inline_p): Kill.
497 * lto-streamer.h (lto_new_extern_inline_states,
498 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
499 lto_forced_extern_inline_p): Kill.
501 2010-04-20 Richard Guenther <rguenther@suse.de>
503 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
504 from vars that can have pointers.
505 (process_constraint): Dump useless constraints.
507 2010-04-20 Richard Guenther <rguenther@suse.de>
509 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
510 (dump_sa_points_to_info): Remove asserts.
511 (init_base_vars): nothing_id isn't an escape point nor does it
514 2010-04-20 Jakub Jelinek <jakub@redhat.com>
516 * tree.h (TYPE_REF_IS_RVALUE): Define.
517 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
518 should_move_die_to_comdat, prune_unused_types_walk): Handle
519 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
520 (modified_type_die, gen_reference_type_die): Emit
521 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
522 if TYPE_REF_IS_RVALUE and -gdwarf-4.
524 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
527 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
528 calls for -fpic -m31 if they have been sibcall optimized.
530 2010-04-19 James E. Wilson <wilson@codesourcery.com>
532 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
533 ar.lc fixed and call-used.
535 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
537 2010-04-19 Jan Hubicka <jh@suse.cz>
539 * opts.c (decode_options): Disable whpr incompatible passes.
540 * lto/lto.c (lto_1_to_1_map): Skip clones.
541 (read_cgraph_and_symbols): Do not mark everything as needed.
542 (do_whole_program_analysis): Do map only after optimizing;
543 set proper cgraph_state; use passmanager.
545 2010-04-19 DJ Delorie <dj@redhat.com>
547 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
548 POINTER_PLUS_EXPR and fix them.
550 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
552 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
553 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
554 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
555 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
556 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
557 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
558 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
559 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
560 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
561 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
562 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
564 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
566 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
567 (check_cond_move_block): Likewise.
568 (cond_move_process_if_block): Likewise.
569 (noce_find_if_block): Improve formatting.
570 (find_if_header): Pass 0 to memset and tweak conditions.
571 (cond_exec_find_if_block): Fix long lines and tweak conditions.
573 2010-04-19 Jakub Jelinek <jakub@redhat.com>
575 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
579 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
580 with non-local decl doesn't need chain.
582 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
584 * ira-color.c (allocno_reload_assign): Avoid accumulating
585 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
587 2010-04-19 Martin Jambor <mjambor@suse.cz>
589 * gimple.h (create_tmp_reg): Declare.
590 * gimplify.c (create_tmp_reg): New function.
591 (gimplify_return_expr): Use create_tmp_reg.
592 (gimplify_omp_atomic): Likewise.
593 (gimple_regimplify_operands): Likewise.
594 * tree-dfa.c (make_rename_temp): Likewise.
595 * tree-predcom.c (predcom_tmp_var): Likewise.
596 (reassociate_to_the_same_stmt): Likewise.
597 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
598 (get_replaced_param_substitute): Likewise.
599 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
600 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
601 * tree-ssa-pre.c (get_representative_for): Likewise.
602 (create_expression_by_pieces): Likewise.
603 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
604 (create_tailcall_accumulator): Likewise.
606 2010-04-19 Martin Jambor <mjambor@suse.cz>
608 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
610 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
612 2010-04-19 Richard Guenther <rguenther@suse.de>
614 PR tree-optimization/43796
615 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
616 from SCEV in the lattice.
617 (vrp_visit_phi_node): Dump change.
619 2010-04-19 Richard Guenther <rguenther@suse.de>
621 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
622 * configure: Re-generated.
624 2010-04-19 Richard Guenther <rguenther@suse.de>
626 PR tree-optimization/43783
627 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
628 constant ARRAY_REF operands two and three if possible.
630 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
633 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
635 2010-04-19 Jie Zhang <jie@codesourcery.com>
638 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
640 2010-04-19 Ira Rosen <irar@il.ibm.com>
642 PR tree-optimization/37027
643 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
644 and macro to access it.
645 (vectorizable_reduction): Add argument.
646 (vect_get_slp_defs): Likewise.
647 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
648 statements for possible use in SLP.
649 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
650 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
651 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
653 (vectorizable_reduction): Likewise.
654 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
656 (vectorizable_type_demotion, vectorizable_type_promotion,
657 vectorizable_store): Likewise.
658 (vect_analyze_stmt): Update call to vectorizable_reduction.
659 (vect_transform_stmt): Likewise.
660 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
661 (vect_build_slp_tree): Fix indentation. Check that there are no loads
662 from different interleaving chains in same node.
663 (vect_slp_rearrange_stmts): New function.
664 (vect_supported_load_permutation_p): Allow load permutations for
665 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
666 inside SLP nodes if necessary.
667 (vect_analyze_slp_instance): Handle reductions.
668 (vect_analyze_slp): Try to build SLP instances originating from groups
670 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
671 (vect_get_constant_vectors): Create initial vectors for reductions
672 according to reduction code. Add new argument.
673 (vect_get_slp_defs): Add new argument, pass it to
674 vect_get_constant_vectors.
675 (vect_schedule_slp_instance): Remove SLP tree root statements.
677 2010-04-19 Jakub Jelinek <jakub@redhat.com>
679 * tree.h (ENUM_IS_SCOPED): Define.
680 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
681 for ENUM_IS_SCOPED enums.
683 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
685 * fold-const.c (fold_comparison): Use ssizetype.
686 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
687 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
688 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
689 * tree-object-size.c (compute_object_sizes): Use size_type_node.
691 * tree.h (initialize_sizetypes): Remove parameter.
692 (build_common_tree_nodes): Remove second parameter.
693 * stor-layout.c (initialize_sizetypes): Remove parameter.
694 Always create an unsigned type.
695 (set_sizetype): Assert that the passed type is unsigned and simplify.
696 * tree.c (build_common_tree_nodes): Remove second parameter.
697 Adjust call to initialize_sizetypes.
698 * c-decl.c (c_init_decl_processing): Remove second argument in call to
699 build_common_tree_nodes.
701 2010-04-18 Matthias Klose <doko@ubuntu.com>
703 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
705 2010-04-18 Ira Rosen <irar@il.ibm.com>
707 PR tree-optimization/43771
708 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
709 load permutation doesn't have gaps.
711 2010-04-18 Jan Hubicka <jh@suse.cz>
713 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
714 (sse_prologue_save_insn expander): Use new pattern.
715 (sse_prologue_save_insn1): New pattern and splitter.
716 (sse_prologue_save_insn): Update to deal also with 64bit aligned
718 * i386.c (setup_incoming_varargs_64): Do not compute jump
720 (ix86_gimplify_va_arg): Update alignment needed.
721 (ix86_local_alignment): Do not align all local arrays to 128bit.
723 2010-04-17 Jan Hubicka <jh@suse.cz>
725 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
727 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
729 * arm.md (negdi2): Remove redundant code to force values into a
732 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
734 * arm/bpabi.S: Add EABI alignment attributes to objects.
735 * arm/bpabi-v6m.S: Likewise.
736 * arm/crti.asm: Likewise.
737 * arm/crtn.asm: Likewise.
738 * arm/lib1funcs.asm: Likewise.
739 * arm/libunwind.S: Likewise.
741 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
743 * arm-protos.h (tune_params): New structure.
744 * arm.c (current_tune): New variable.
745 (arm_constant_limit): Delete.
746 (struct processors): Add pointer to the tune parameters.
747 (arm_slowmul_tune): New tuning option.
748 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
749 (all_cores): Adjust to pick up the tuning model.
750 (arm_constant_limit): New function.
751 (arm_override_options): Select the appropriate tuning model. Delete
752 initialization of arm_const_limit.
753 (arm_split_constant): Use the new constant-limit model.
754 (arm_rtx_costs): Pick up the current tuning model.
755 * arm.md (is_strongarm, is_xscale): Delete.
756 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
757 for Xscale variant architectures.
758 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
760 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
762 * config/arm/arm.c (arm_gen_constant): Remove unused variable
764 (arm_rtx_costs_1): Remove unused variable extra_cost.
765 (arm_unwind_emit_set): Use variable offset.
766 (thumb1_output_casesi): Remove unused variable flags.
768 2010-04-16 Jeff Law <law@redhat.com>
770 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
771 needing assignment rather than doing a two-phase assignment. Remove
774 2010-04-16 Jakub Jelinek <jakub@redhat.com>
777 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
779 2010-04-16 Doug Kwan <dougkwan@google.com>
781 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
782 (next_operand_entry_id): New static variable.
783 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
784 (add_to_ops_vec): Assigned unique ID to operand entry.
785 (struct oecount_s): New field ID.
786 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
787 (undistribute_ops_list): Assign unique IDs to oecounts.
788 (init_reassoc): reset next_operand_entry_id.
790 2010-04-16 Doug Kwan <dougkwan@google.com>
792 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
793 missing left parenthesis.
795 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
797 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
798 *btdi_rex64 using SWI48 mode iterator.
799 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
800 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
801 *jcc_btdi_mask_rex64.
803 2010-04-16 Anatoly Sokolov <aesok@post.ru>
805 * double-int.h (tree_to_double_int): Convert to macro.
806 * double-int.c (tree_to_double_int): Remove.
808 2010-04-16 Jakub Jelinek <jakub@redhat.com>
811 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
812 with want_address 2 and in case a single element list might be
813 possible, call it again with want_address 0.
815 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
817 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
818 case 'W' print operands for HI mode.
819 * config/h8300/h8300.h (Y0, Y2) : New constraints.
820 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
821 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
822 * config/h8300/predicate.md (bit_register_indirect_operand): New.
824 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
826 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
827 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
828 #xx:3 and #xx:4 mode.
830 * config/h8300/h8300.md (inverted load with HImode dest): Add
833 * config/h8300/predicate.md (bit_operand): Allow immediate values that
834 satisfy 'U' constraint.
836 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
838 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
839 * configure: Regenerate.
840 * config.in: Regenerate.
841 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
844 2010-04-16 Richard Guenther <rguenther@suse.de>
846 * tree.h (struct tree_decl_minimal): Move pt_uid ...
847 (struct tree_decl_common): ... here.
848 (DECL_PT_UID): Adjust.
849 (SET_DECL_PT_UID): Likewise.
850 (DECL_PT_UID_SET_P): Likewise.
852 2010-04-16 Richard Guenther <rguenther@suse.de>
854 PR tree-optimization/43572
855 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
856 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
857 * tree-flow.h (is_call_clobbered): Remove.
858 * tree-flow-inline.h (is_call_clobbered): Likewise.
859 * tree-dfa.c (dump_variable): Do not dump call clobber state.
860 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
861 (execute_return_slot_opt): Adjust.
862 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
863 check for call clobbered vars here.
864 (find_tail_calls): Move tailcall verification to the
867 2010-04-16 Diego Novillo <dnovillo@google.com>
869 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
871 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
874 * config/arm/arm.md (cbranchqi4): New pattern.
875 * config/arm/predicates.md (const0_operand,
876 cbranchqi4_comparison_operator): New predicates.
878 2010-04-16 Richard Guenther <rguenther@suse.de>
880 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
881 (dump_gimple_stmt): Likewise.
883 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
885 * recog.h (struct recog_data): New field is_operator.
886 (struct insn_operand_data): New field is_operator.
887 * recog.c (extract_insn): Set recog_data.is_operator.
888 * genoutput.c (output_operand_data): Emit code to set the
890 * reload.c (find_reloads): Use it rather than testing for an
891 empty constraint string.
894 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
895 If the previous insn is a cbranchsi4_insn with the same arguments,
896 omit the compare instruction.
898 * config/arm/arm.md (addsi3_cbranch): If destination is a high
899 register, inputs must be low registers and we need a low register
900 scratch. Handle alternative 2 like alternative 3.
902 2010-04-16 Jakub Jelinek <jakub@redhat.com>
904 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
905 don't call get_addr on both. If one expression is a VALUE and
906 the other a REG, check VALUE's locs if the REG isn't among them.
908 2010-04-16 Christian Bruel <christian.bruel@st.com>
910 * config/sh/sh.h (sh_frame_pointer_required): New function.
911 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
912 (flag_omit_frame_pointer) Set.
913 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
914 (rounded_frame_size): Adjust size with outgoing_args_size.
915 (sh_set_return_address): Must return from stack pointer.
916 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
917 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
918 (ACCUMULATE_OUTGOING_ARGS): Define.
919 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
920 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
922 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
925 * config/sh/sh.c (sh_legitimize_reload_address): Use
926 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
927 Remove a unneeded check for offset_base.
929 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
931 * configure: Regenerated.
933 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
935 * config/s390/s390.c (s390_call_save_register_used): Switch back
938 2010-04-15 Richard Guenther <rguenther@suse.de>
940 * alias.c (alias_set_subset_of): Handle alias-set zero
943 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
944 Julian Brown <julian@codesourcery.com>
946 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
947 alternatives according to use of high and low regs.
948 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
949 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
950 optimizing for size on Thumb-2.
952 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
954 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
956 2010-04-15 Richard Guenther <rguenther@suse.de>
958 * tree-ssa-structalias.c (struct variable_info): Add
960 (new_var_info): Initialize it.
961 (dump_constraints): Support printing last added constraints.
962 (debug_constraints): Adjust.
963 (dump_constraint_graph): Likewise.
964 (make_heapvar_for): Check for NULL cfun.
965 (get_function_part_constraint): New function.
966 (get_fi_for_callee): Likewise.
967 (find_func_aliases): Properly implement IPA PTA constraints.
968 (process_ipa_clobber): New function.
969 (find_func_clobbers): Likewise.
970 (insert_into_field_list_sorted): Remove.
971 (create_function_info_for): Properly allocate vars for IPA mode.
972 Do not use insert_into_field_list_sorted.
973 (create_variable_info_for): Properly generate constraints for
974 global vars in IPA mode.
975 (dump_solution_for_var): Always dump the solution.
976 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
977 (find_what_var_points_to): Adjust.
978 (pt_solution_set): Change.
979 (pt_solution_ior_into): New function.
980 (pt_solution_empty_p): Export.
981 (pt_solution_includes_global): Adjust.
982 (pt_solution_includes_1): Likewise.
983 (pt_solutions_intersect_1): Likewise.
984 (dump_sa_points_to_info): Check some invariants.
985 (solve_constraints): Move constraint dumping ...
986 (compute_points_to_sets): ... here.
987 (ipa_pta_execute): ... and here.
988 (compute_may_aliases): Do not re-compute points-to info
989 locally if IPA info is available.
990 (ipa_escaped_pt): New global var.
991 (ipa_pta_execute): Properly implement IPA PTA.
992 * tree-into-ssa.c (dump_decl_set): Support dumping
993 decls not in referenced-vars.
994 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
995 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
996 (dump_points_to_solution): Likewise.
997 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
998 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
999 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1000 (copy_decl_to_var): Copy DECL_PT_UID.
1001 (copy_result_decl_to_var): Likewise.
1002 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1003 (copy_node_stat): Copy it.
1004 * tree.h (DECL_PT_UID): New macro.
1005 (SET_DECL_PT_UID): Likewise.
1006 (DECL_PT_UID_SET_P): Likewise.
1007 (struct tree_decl_minimal): Add pt_uid member.
1008 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1009 (pt_solution_empty_p): Declare.
1010 (pt_solution_set): Adjust.
1011 (ipa_escaped_pt): Declare.
1012 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1013 * gimple-pretty-print.c (pp_points_to_solution): New function.
1014 (dump_gimple_call): Dump call clobber/use information.
1015 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1016 * tree-pass.h (TDF_ALIAS): New dump option.
1017 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1018 * doc/invoke.texi (-fipa-pta): Update documentation.
1020 2010-04-15 Richard Guenther <rguenther@suse.de>
1022 * Makefile.in (OBJS-common): Add gimple-fold.o.
1023 (gimple-fold.o): New rule.
1024 * tree.h (maybe_fold_offset_to_reference,
1025 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1027 * gimple.h: ... here.
1028 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1029 may_propagate_address_into_dereference): Move prototypes ...
1030 * gimple.h: ... here.
1031 * tree-ssa-ccp.c (get_symbol_constant_value,
1032 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1033 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1034 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1035 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1036 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1037 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1038 gimplify_and_update_call_from_tree): Move ...
1039 * gimple-fold.c: ... here. New file.
1040 (ccp_fold_builtin): Rename to ...
1041 (gimple_fold_builtin): ... this.
1042 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1044 2010-04-15 Richard Guenther <rguenther@suse.de>
1046 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1047 fit_double_type, force_fit_type_double, add_double_with_sign,
1048 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1049 lrotate_double, rrotate_double, div_and_round_double): Move ...
1050 * double-int.c: ... here.
1051 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1052 add_double, neg_double, mul_double_with_sign, mul_double,
1053 lshift_double, rshift_double, lrotate_double, rrotate_double,
1054 div_and_round_double): Move prototypes ...
1055 * double-int.h: ... here.
1057 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1060 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1061 matching constraints to ensure inputs match the output.
1063 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1066 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1067 in an input-only operand.
1069 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1071 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1072 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1073 (double_int_negative_p): Convert to static inline function.
1074 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1075 (double_int_negative_p): Remove.
1076 * tree.h (lshift_double, rshift_double):
1077 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1078 * fold-const.c (fold_convert_const_int_from_real,
1079 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1080 (lshift_double): Change type of arith argument to bool.
1081 (rshift_double): Change type of arith argument to bool. Correct
1083 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1085 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1088 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1089 at the start and end of the then/else blocks, and omit them from the
1091 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1092 argument; all callers changed. Pass zero to old_insns_match_p instead.
1093 (flow_find_head_matching_sequence): New function.
1094 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1095 * basic-block.h (flow_find_cross_jump,
1096 flow_find_head_matching_sequence): Declare functions.
1098 2010-04-14 Jason Merrill <jason@redhat.com>
1101 * c-common.c (attribute_takes_identifier_p): New fn.
1102 * c-common.h: Declare it.
1104 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1106 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1108 (*udivmod<mode>4): Ditto.
1110 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1112 * config/i386/i386.md (maxmin_int): Rename code attribute from
1113 maxminiprefix and update all users.
1114 (maxmin_float): Ditto from maxminfprefix.
1115 (logic): Ditto from logicprefix.
1116 (absneg_mnemonic): Ditto from absnegprefix.
1117 * config/i386/mmx.md: Update all users of maxminiprefix,
1118 maxminfprefix and logicprefix for rename.
1119 * config/i386/sse.md: Ditto.
1120 * config/i386/sync.md (sync_<code><mode>): Update for
1123 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1126 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1127 warnings converted to errors.
1129 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1131 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1132 used insn_type variable.
1133 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1134 to avoid set-but-not-used warning.
1136 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1138 * df-core.c (df_ref_debug): Change format string placeholder
1140 * dwarf2asm.c (dw2_asm_output_data_raw,
1141 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1142 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1143 * dwarf2out.c (output_cfi, output_cfi_directive,
1144 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1145 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1147 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1148 * print-rtl.c (print_rtx): Ditto.
1150 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1153 * builtins.c (expand_builtin_pow_root): New function to expand pow
1154 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1155 series of sqrt and cbrt calls under -ffast-math.
1156 (expand_builtin_pow): Call it.
1158 2010-04-14 Michael Matz <matz@suse.de>
1160 PR tree-optimization/42963
1161 * tree-cfg.c (touched_switch_bbs): New static variable.
1162 (group_case_labels_stmt): New function broken out from ...
1163 (group_case_labels): ... here, use the above.
1164 (start_recording_case_labels): Allocate touched_switch_bbs.
1165 (end_recording_case_labels): Deallocate it, call
1166 group_case_labels_stmt.
1167 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1169 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1171 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1174 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1176 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1178 2010-04-13 Jan Hubicka <jh@suse.cz>
1180 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1181 of optimized out static functions.
1182 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1183 cost computation. Also sanity check for overflows.
1184 (update_caller_keys): Update cgraph_edge_badness call; properly
1185 update fibheap and sanity check that it is up to date.
1186 (add_new_edges_to_heap): Update cgraph_edge_badness.
1187 (cgraph_decide_inlining_of_small_function): Likewise;
1188 add sanity checking that badness in heap is up to date;
1189 improve dumping of reason; Update badness of calls to the
1190 offline copy of function currently inlined; dump badness
1191 of functions not inlined because of unit growth limits.
1193 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1196 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1197 because of sign-extension change when converting to sizetype here...
1198 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1200 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1201 the folding to constants. Remove redundant final conversion.
1202 (fold_binary) <associate>: Do not associate if the re-association of
1203 constants alone overflows.
1204 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1205 to the end of the list.
1206 (multiple_of_p) <COND_EXPR>: New case.
1208 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1210 * opt-functions.awk (opt_sanitized_name): New.
1212 * optc-gen.awk: Use it
1213 * opth-gen.awk: Use it.
1215 2010-04-13 Martin Jambor <mjambor@suse.cz>
1217 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1218 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1219 children. Call replace_uses_with_default_def_ssa_name to handle
1222 2010-04-13 Michael Matz <matz@suse.de>
1225 * builtins.c (expand_builtin_interclass_mathfn): Also create
1226 a register if the predicate doesn't match.
1228 2010-04-13 Diego Novillo <dnovillo@google.com>
1230 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1231 * c-pch.c: Include timevar.h.
1232 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1233 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1234 * ggc-common.c: Include timevar.h.
1235 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1236 * timevar.def (TV_PCH_SAVE): Define.
1237 (TV_PCH_CPP_SAVE): Define.
1238 (TV_PCH_PTR_REALLOC): Define.
1239 (TV_PCH_PTR_SORT): Define.
1240 (TV_PCH_RESTORE): Define.
1241 (TV_PCH_CPP_RESTORE): Define.
1243 2010-04-13 Michael Matz <matz@suse.de>
1245 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1247 (can_reassociate_p): New function.
1248 (break_up_subtract_bb, reassociate_bb): Use it.
1250 2010-04-13 Richard Guenther <rguenther@suse.de>
1253 * builtins.c (c_readstr): Fix assert.
1255 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1257 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1258 when generating cltd insn.
1260 (*ashl<mode>3_1): Remove special handling for register operand 2.
1261 (*ashlsi3_1_zext): Ditto.
1262 (*ashlhi3_1): Ditto.
1263 (*ashlhi3_1_lea): Ditto.
1264 (*ashlqi3_1): Ditto.
1265 (*ashlqi3_1_lea): Ditto.
1266 (*<shiftrt_insn><mode>3_1): Ditto.
1267 (*<shiftrt_insn>si3_1_zext): Ditto.
1268 (*<shiftrt_insn>qi3_1_slp): Ditto.
1269 (*<rotate_insn><mode>3_1): Ditto.
1270 (*<rotate_insn>si3_1_zext): Ditto.
1271 (*<rotate_insn>qi3_1_slp): Ditto.
1273 2010-04-13 Richard Guenther <rguenther@suse.de>
1275 * tree-ssa-structalias.c (callused_id): Remove.
1276 (call_stmt_vars): New.
1277 (get_call_vi): Likewise.
1278 (lookup_call_use_vi): Likewise.
1279 (lookup_call_clobber_vi): Likewise.
1280 (get_call_use_vi): Likewise.
1281 (get_call_clobber_vi): Likewise.
1282 (make_transitive_closure_constraints): Likewise.
1283 (handle_const_call): Adjust to do per-call call-used handling.
1284 (handle_pure_call): Likewise.
1285 (find_what_var_points_to): Remove general callused handling.
1286 (init_base_vars): Likewise.
1287 (init_alias_vars): Initialize call_stmt_vars.
1288 (compute_points_to_sets): Process call-used and call-clobbered
1289 vars for call statements.
1290 (delete_points_to_sets): Free call_stmt_vars.
1292 2010-04-13 Richard Guenther <rguenther@suse.de>
1294 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1295 Only add RW dependence for dependence distance zero.
1296 Adjust maximal vectorization factor according to dependences.
1297 Move alignment handling ...
1298 (vect_find_same_alignment_drs): ... here. New function.
1299 (vect_analyze_data_ref_dependences): Adjust.
1300 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1301 (vect_analyze_data_refs): Adjust minimal vectorization factor
1302 according to data references.
1303 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1304 dependences before determining the vectorization factor.
1305 Analyze alignment after determining the vectorization factor.
1306 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1307 dependences before alignment.
1308 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1310 (vect_analyze_data_refs): Likewise.
1311 (MAX_VECTORIZATION_FACTOR): New define.
1313 2010-04-13 Duncan Sands <baldrick@free.fr>
1315 * except.h (lang_eh_type_covers): Remove.
1316 * except.c (lang_eh_type_covers): Likewise.
1318 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1319 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1321 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1322 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1323 UNITS_PER_LONG where it is ABI relevant.
1324 (s390_return_addr_rtx): Likewise.
1325 (s390_back_chain_rtx): Likewise.
1326 (s390_frame_area): Likewise.
1327 (s390_frame_info): Likewise.
1328 (s390_initial_elimination_offset): Likewise.
1329 (save_gprs): Likewise.
1330 (s390_emit_prologue): Likewise.
1331 (s390_emit_epilogue): Likewise.
1332 (s390_function_arg_advance): Likewise.
1333 (s390_function_arg): Likewise.
1334 (s390_va_start): Likewise.
1335 (s390_gimplify_va_arg): Likewise.
1336 (s390_function_profiler): Likewise.
1337 (s390_optimize_prologue): Likewise.
1338 (s390_rtx_costs): Likewise.
1339 (s390_secondary_reload): Likewise.
1340 (s390_promote_function_mode): Likewise.
1341 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1342 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1343 registers available.
1344 (s390_unwind_word_mode): New function.
1345 (s390_function_value): Split 64 bit values into register pair if
1346 used as return value.
1347 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1348 function call parameters. Handle parallels.
1349 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1350 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1351 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1352 (s390_expand_setmem): Remove unused variable src_addr.
1353 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1354 deal with 64 bit registers.
1355 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1356 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1357 (UNITS_PER_LONG): New macro.
1358 * libjava/include/s390-signal.h: Define extended ucontext
1359 structure containing the upper halfs of the 64 bit registers.
1361 2010-04-13 Simon Baldwin <simonb@google.com>
1363 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1365 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1367 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1368 rvalue on the RHS if the LHS is of a non-renamable type.
1369 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1371 2010-04-13 Matthias Klose <doko@ubuntu.com>
1373 * gcc.c (cc1_options): Handle -iplugindir before processing
1374 the cc1 spec. Only add -iplugindir once.
1375 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1377 * common.opt (iplugindir): Remove `Separate' property, initialize.
1378 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1380 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1381 (distclean): Remove plugin dir.
1382 * doc/invoke.texi: Document -iplugindir.
1384 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1386 * doc/plugins.texi (Loading Plugins): Document short
1387 -fplugin=foo option.
1388 (Plugin API): Mention default_plugin_dir_name function.
1390 * gcc.c (find_file_spec_function): Add new declaration.
1391 (static_spec_func): Use it for "find-file".
1392 (find_file_spec_function): Add new function.
1393 (cc1_options): Add -iplugindir option if -fplugin* options found.
1395 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1397 * plugin.c (add_new_plugin): Updated comment, and handle short
1399 (default_plugin_dir_name): Added new function.
1401 * common.opt (iplugindir): New option to set the plugin directory.
1403 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1405 * config/i386/i386.md (any_rotate): New code iterator.
1406 (rotate_insn): New code attribute.
1408 (SWIM124): New mode iterator.
1409 (<rotate_insn>ti3): New expander.
1410 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1411 any_rotate code iterator.
1412 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1413 using any_rotate code iterator and SWIM124 mode iterator.
1414 (ix86_rotlti3): New insn_and_split pattern.
1415 (ix86_rotrti3): Ditto.
1416 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1417 ix86_rotl{di,ti}3 patterns.
1418 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1419 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1420 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1421 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1422 code iterator and SWI mode iterator.
1423 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1424 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1426 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1427 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1428 (bswap rotatert splitter): Add splitter.
1429 (bswap splitter): Macroize splitter using any_rotate code iterator.
1430 Add insn predicate to split only for TARGET_USE_XCHGB or when
1431 optimizing function for size.
1433 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1435 * config/pa/pa.c (emit_move_sequence): Remove use of
1436 deleted variable flag_argument_noalias.
1438 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1440 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1442 Add to unsupported targets list.
1443 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1444 sparc*-sun-solaris2.[567]* from target lists.
1445 * configure: Regenerate.
1446 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1448 Remove Solaris 7 patch references.
1449 (Specific, sparc-sun-solaris2.7): Removed.
1450 (sparc-sun-solaris2*): Update Solaris 7 example.
1451 (sparc64-*-solaris2*): Likewise.
1453 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1455 * config.build (alpha*-dec-osf4*): Remove.
1456 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1457 of obsolete configurations.
1458 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1460 * config/alpha/t-osf4: Renamed to ...
1461 * config/alpha/t-osf5: ... this.
1462 * config/alpha/osf.h: Renamed to ...
1463 * config/alpha/osf5.h: ... this.
1464 Merged old osf5.h contents.
1466 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1467 (EXTRA_SPECS): Removed.
1468 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1469 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1472 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1474 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1476 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1479 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1480 __thiscall convention.
1482 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1484 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1486 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1488 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1490 * function.c (assign_parms_initialize_all): Add unused attribute
1493 2010-04-12 Richard Guenther <rguenther@suse.de>
1495 * gsstruct.def (GSS_CALL): New.
1496 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1497 * gimple.h: Include tree-ssa-alias.h.
1498 (struct gimple_statement_call): New.
1499 (union gimple_statement_struct_d): Add gimple_call member.
1500 (gimple_call_reset_alias_info): Declare.
1501 (gimple_call_use_set): New function.
1502 (gimple_call_clobber_set): Likewise.
1503 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1504 * gimple.c (gimple_call_reset_alias_info): New function.
1505 (gimple_build_call_1): Call it.
1506 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1507 * tree-inline.c (remap_gimple_stmt): Likewise.
1508 (expand_call_inline): Remove callused handling.
1509 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1510 * tree-dfa.c (dump_variable): Likewise.
1511 * tree-parloops.c (parallelize_loops): Likewise.
1512 * tree-ssa.c (init_tree_ssa): Likewise.
1513 (delete_tree_ssa): Likewise.
1514 * tree-flow-inline.h (is_call_used): Remove.
1515 * tree-flow.h (struct gimple_df): Remove callused member.
1516 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1517 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1518 (ref_maybe_used_by_call_p_1): Simplify.
1519 (call_may_clobber_ref_p_1): Likewise.
1520 * tree-ssa-structalias.c (compute_points_to_sets): Set
1521 the call stmt used and clobbered sets.
1522 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1523 (find_tail_calls): Verify the tail call.
1525 2010-04-12 Richard Guenther <rguenther@suse.de>
1527 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1528 single-iteration always-inline inlining.
1529 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1530 (cgraph_decide_inlining): Do not handle always-inline specially.
1531 (try_inline): Remove always-inline cycle detection special case.
1532 Do not recurse on always-inlines.
1533 (cgraph_early_inlining): Do not iterate if not optimizing.
1534 (cgraph_gate_early_inlining): remove.
1535 (pass_early_inline): Run unconditionally.
1536 (gate_cgraph_decide_inlining): New function.
1537 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1538 not inlining or optimizing.
1539 (cgraph_decide_inlining_of_small_functions): Also consider
1540 always-inline functions.
1541 (cgraph_default_inline_p): Return true for nodes which should
1542 disregard inline limits.
1543 (estimate_function_body_sizes): Assume zero size and time for
1544 nodes which are marked as disregarding inline limits.
1545 (cgraph_decide_recursive_inlining): Do not perform recursive
1546 inlining on always-inline nodes.
1548 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1551 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1552 for exprs satisfying handled_component_p.
1554 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1556 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1557 non-constant aggregate elements.
1559 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1560 is a real initialization.
1562 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1565 * c-decl.c (start_function): Move forward check for nested function.
1567 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1569 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1570 * config/sh/sh.c: Include reload.h.
1571 (sh_legitimize_reload_address): New.
1572 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1573 sh_legitimize_reload_address.
1575 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1577 * config/sh/sh.md (*movqi_pop): New insn pattern.
1578 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1580 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1582 * config/i386/i386.md (any_shiftrt): New code iterator.
1583 (shiftrt_insn): New code attribute.
1585 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1586 using any_shiftrt code iterator.
1587 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1588 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1589 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1590 pattern from corresponding peephole2 patterns.
1591 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1592 using any_shiftrt code iterator.
1593 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1594 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1595 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1596 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1597 *{ashr,lshr}<mode>3_cmp_zext.
1598 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1600 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1602 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1604 (*lshr<mode>3_cconly): Ditto.
1606 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1608 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1609 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1610 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1611 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1613 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1614 from corresponding peephole2 patterns.
1615 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1616 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1617 and *lshrdi3_1_rex64 using SWI mode iterator.
1618 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1619 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1620 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1621 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1622 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1623 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1624 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1625 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1626 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1629 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1631 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1632 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1633 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1634 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1636 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1637 from corresponding peephole2 patterns.
1638 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1639 (ashrsi3_cvt): Rename from ashrsi3_31.
1640 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1641 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1642 and x86_64_shift_adj_3 using SWI48 mode iterator.
1643 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1644 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1645 and *ashrdi3_1_rex64 using SWI mode iterator.
1646 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1647 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1648 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1649 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1650 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1651 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1652 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1653 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1654 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1656 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1657 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1658 x86_shift<mode>_adj_3 expanders.
1660 2010-04-10 Wei Guozhi <carrot@google.com>
1663 * config/arm/arm.c (arm_pic_static_addr): New function.
1664 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1666 (arm_output_addr_const_extra): Output expression for new pattern.
1667 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1669 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1671 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1674 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1675 * web.c: Include "insn-config.h" and "recog.h".
1676 (union_match_dups): New function.
1677 (web_main): Call it.
1678 (union_defs): Don't try to recognize match_dups.
1680 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1681 if doing so would replace the entire pattern.
1683 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1687 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1688 and splitter pattern. Change splitter operand 1 predicate to
1691 2010-04-09 Martin Jambor <mjambor@suse.cz>
1693 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1694 lattices are addresses of CONST_DECLs with the same initial value.
1695 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1696 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1698 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1699 Bernd Schmidt <bernds@codesourcery.com>
1701 * loop-invariant.c (replace_uses): New static function.
1702 (move_invariant_reg): Use it to ensure we can replace the uses.
1704 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1706 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1708 (picochip_override_options): Enable section anchors only above -O1.
1709 (picochip_reorg): Fixed a couple of build warnings.
1711 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1713 * configure.ac (plugin -rdynamic test): Log result.
1714 * configure: Regenerate.
1715 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1716 (RDYNAMIC_SPEC): Define.
1717 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1719 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1721 * configure.ac: Determine Sun ld version numbers.
1722 (comdat_group): Restrict GNU ld version checks to gld.
1723 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1724 (enable_comdat): Support --enable-comdat.
1725 * configure: Regenerate.
1726 * doc/install.texi (Configuration): Document --enable-comdat.
1728 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1730 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1731 * config/sol2-gld.h: ... here.
1732 * config.gcc (sparc*-*-solaris2*): Reflect this.
1733 (i[34567]86-*-solaris2*): Use it.
1735 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1737 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1739 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1741 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1744 * diagnostic.c (diagnostic_initialize): Initialize
1745 some_warnings_are_errors.
1746 (diagnostic_finish): New.
1747 (diagnostic_action_after_output): Call it before exiting.
1748 (diagnostic_report_diagnostic): Do not print message here. Set
1749 some_warnings_are_errors.
1750 * diagnostic.h (diagnostic_context): Delete
1751 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1752 (diagnostic_finish): Declare.
1753 * toplev.c (toplev_main): Call it before exit.
1755 2010-04-09 Jason Merrill <jason@redhat.com>
1758 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1759 for incomplete type.
1762 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1763 based on a warning flag.
1765 2010-04-09 Richard Guenther <rguenther@suse.de>
1767 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1769 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1772 * varasm.c (default_assemble_visibility): Wrap vars that are
1773 set, but unused, by targets without GAS.
1774 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1775 Remove set, but unused, vars.
1776 (rs6000_legitimize_tls_address): Likewise.
1777 (altivec_expand_dst_builtin): Likewise.
1778 * config/darwin.c (machopic_classify_symbol): Likewise.
1779 (machopic_indirection_name): Likewise.
1781 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1783 * config/i386/i386.md (DWI): New mode iterator.
1784 (S): New mode attribute.
1785 (shift_operand): Ditto.
1786 (shift_immediate_operand): Ditto.
1787 (ashl_input_operand): Ditto.
1788 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1789 using SDWIM mode iterator.
1790 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1791 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1793 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1794 from corresponding peephole2 patterns.
1795 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1796 and x86_64_shift_adj_1 using SWI48 mode iterator.
1797 (x86_shift<mode>_adj_2): Ditto.
1798 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1799 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1800 using SWI48 mode iterator.
1801 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1802 *ashldi3_cmp_rex64 using SWI mode iterator.
1803 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1804 *ashldi3_cconly_rex64 using SWI mode iterator.
1805 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1806 x86_shift<mode>_adj_{1,2}.
1807 (ix86_split_ashr): Ditto.
1808 (ix86_split_lshr): Ditto.
1810 2010-04-09 Richard Guenther <rguenther@suse.de>
1812 * target.h (builtin_conversion): Pass in input and output types.
1813 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1814 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1815 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1816 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1818 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1820 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1822 2010-04-09 Richard Guenther <rguenther@suse.de>
1825 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1827 2010-04-09 Richard Guenther <rguenther@suse.de>
1829 * tree-vectorizer.h (struct _stmt_vec_info): Document
1830 that vectype is the type of the LHS.
1831 (supportable_widening_operation, supportable_narrowing_operation):
1832 Get both input and output vector types as arguments.
1833 (vect_is_simple_use_1): Declare.
1834 (get_same_sized_vectype): Likewise.
1835 * tree-vect-loop.c (vect_determine_vectorization_factor):
1836 Set STMT_VINFO_VECTYPE to the vector type of the def.
1837 (vectorizable_reduction): Adjust.
1838 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1839 Adjust. Specify the output vector type.
1840 (vect_pattern_recog_1): Adjust.
1841 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1842 (vectorizable_call): Adjust.
1843 (vectorizable_conversion): Likewise.
1844 (vectorizable_operation): Likewise.
1845 (vectorizable_type_demotion): Likewise.
1846 (vectorizable_type_promotion): Likewise.
1847 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1849 (vect_is_simple_use_1): New function.
1850 (supportable_widening_operation): Get both input and output
1852 (supportable_narrowing_operation): Likewise.
1853 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1855 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1857 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1858 __thiscall and _thiscall as predefined macros.
1859 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1860 thiscall attribute handling.
1861 (ix86_comp_type_attributes): Likewise.
1862 (ix86_function_regparm): Likewise.
1863 (ix86_return_pops_args): Likewise.
1864 (init_cumulative_args): Likewise.
1865 (find_drap_reg): Likewise.
1866 (ix86_static_chain): Likewise.
1867 (x86_this_parameter): Likewise.
1868 (x86_output_mi_thunk): Likewise.
1869 (ix86_attribute_table): Add description for thiscall attribute.
1870 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1871 * doc/extend.texi: Add documentation for thiscall.
1873 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1876 * c.opt (Wint-to-pointer-cast): Available in C++.
1877 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1879 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1881 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1882 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1883 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1884 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1885 function type instead. Reorder and simplify checks.
1887 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1889 2010-04-08 Jing Yu <jingyu@google.com>
1890 Zdenek Dvorak <ook@ucw.cz>
1892 PR tree-optimization/42720
1893 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1894 loop unswitch conditions here from ...
1895 (tree_unswitch_single_loop): ... here.
1897 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1899 * tree-if-conv.c: Fix comments and simplify logic.
1901 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1903 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1904 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1905 (main_tree_if_conversion): Update call to tree_if_conversion.
1907 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1910 * doc/invoke.texi (-b,-V): Delete.
1911 * doc/tm.texi: Do not mention -b.
1912 * gcc.c (display_help): Delete -b and -V.
1913 (process_command): Delete -b and -V.
1914 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1916 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1917 Wolfgang Gellerich <gellerich@de.ibm.com>
1919 Implement target hook for loop unrolling
1920 * target.h (loop_unroll_adjust): Add a new target hook function.
1921 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1922 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1923 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1924 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1925 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1927 (decide_unroll_stupid): Likewise.
1929 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1932 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1934 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1936 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1937 (Specific, *-*-solaris2*): Likewise.
1938 Don't prefer Sun as over GNU as.
1940 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1942 * config/s390/s390.c (override_options): Adjust the z10
1943 defaults for max-unroll-times, max-completely-peeled-insns
1944 and max-completely-peel-times.
1946 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1948 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1949 instructions for z10.
1950 (s390_expand_setmem): Likewise.
1951 (s390_expand_cmpmem): Likewise.
1953 2010-04-08 Richard Guenther <rguenther@suse.de>
1955 PR tree-optimization/43679
1956 * tree-ssa-pre.c (eliminate): Only propagate copies.
1958 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1961 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1962 set but not used variable warning.
1964 2010-04-08 Wei Guozhi <carrot@google.com>
1967 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1968 (arm_size_rtx_costs): Call the new function when optimized for size.
1970 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1973 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1974 op0 is not a MEM, just return NULL instead of assertion
1976 (discover_nonconstant_array_refs): Don't walk debug stmts.
1978 2010-04-08 Doug Kwan <dougkwan@google.com>
1980 * configure.ac: Recognize gold and do not use its version number
1981 to test ld features.
1982 * configure: Regenerate.
1984 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1987 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1988 (negate_value): Move code to push elements to broken_up_substracts ...
1989 (eliminate_plus_minus_pair): ... here. Push operands that have no
1990 negative pair to plus_negates.
1991 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1993 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1995 * doc/install.texi (Configuration): Move description of
1996 --enable-lto, --with-libelf*, --enable-gold from Java section to
1999 * doc/generic.texi (Working with declarations)
2000 (Function Properties, C and C++ Trees): Fix typos.
2001 * doc/sourcebuild.texi (Top Level): Likewise.
2003 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2006 * tree.h (DECL_READ_P): Define.
2007 (struct tree_decl_common): Add decl_read_flag.
2008 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2009 a set but not used warning.
2010 (merge_decls): Merge DECL_READ_P flag.
2011 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2012 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2013 * c-common.c (handle_used_attribute, handle_unused_attribute):
2015 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2017 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2019 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2020 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2021 c_parser_binary_expression, c_parser_cast_expression,
2022 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2023 Call default_function_array_read_conversion instead of
2024 default_function_array_conversion where needed.
2025 (c_parser_unary_expression, c_parser_conditional_expression,
2026 c_parser_postfix_expression_after_primary, c_parser_initelt):
2027 Likewise. Call mark_exp_read where needed.
2028 (c_parser_statement_after_labels, c_parser_asm_operands,
2029 c_parser_typeof_specifier, c_parser_sizeof_expression,
2030 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2032 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2034 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2035 (warn_unused_but_set_parameter): Default to warn_unused
2037 * doc/invoke.texi: Document -Wunused-but-set-variable and
2038 -Wunused-but-set-parameter.
2040 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2041 used count variable.
2042 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2043 when operandN variables aren't used in the body of the expander
2045 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2046 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2047 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2048 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2049 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2050 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2051 * tree.c (PROCESS_ARG): Likewise.
2053 2010-04-07 Simon Baldwin <simonb@google.com>
2055 * diagnostic.h (diagnostic_override_option_index): New macro to
2056 set a diagnostic's option_index.
2057 * c-tree.h (c_cpp_error): Add warning reason argument.
2058 * opts.c (_warning_as_error_callback): New.
2059 (register_warning_as_error_callback): Store callback for
2060 warnings enabled via enable_warning_as_error.
2061 (enable_warning_as_error): Call callback, minor code tidy.
2062 * opts.h (register_warning_as_error_callback): Declare.
2063 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2064 response to -Werror=.
2065 (c_common_init_options): Register warning_as_error_callback in opts.c.
2066 * common.opt: Add -Wno-cpp option.
2067 * c-common.c (struct reason_option_codes_t): Map cpp warning
2068 reason codes to gcc option indexes.
2069 * (c_option_controlling_cpp_error): New function, lookup the gcc
2070 option index for a cpp warning reason code.
2071 * (c_cpp_error): Add warning reason argument, call
2072 c_option_controlling_cpp_error for diagnostic_override_option_index.
2073 * doc/invoke.texi: Document -Wno-cpp.
2075 2010-04-07 Richard Guenther <rguenther@suse.de>
2077 * ipa-reference.c (mark_load): Use get_base_address.
2078 (mark_store): Likewise.
2080 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2081 inserting GIMPLE_NOPs into the IL.
2082 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2083 Explicitly strip handled components and indirect references.
2085 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2086 folding address expressions.
2087 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2088 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2089 operand_equal_p to compare decls.
2090 (ptr_deref_may_alias_decl_p): Likewise.
2091 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2092 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2093 Handle reversed comparison ops.
2094 * tree-sra.c (asm_visit_addr): Use get_base_address.
2095 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2096 * ipa-reference.c (mark_address): Use get_base_address.
2098 2010-04-07 Richard Guenther <rguenther@suse.de>
2100 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2101 Propagate constants everywhere.
2103 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2106 * tree.c (MAX_INT_CACHED_PREC): Define.
2107 (nonstandard_integer_type_cache): New array.
2108 (build_nonstandard_integer_type): Cache results for precision
2109 <= MAX_INT_CACHED_PREC.
2111 2010-04-07 Richard Guenther <rguenther@suse.de>
2113 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2114 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2115 * common.opt: Likewise.
2116 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2117 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2118 (nonoverlapping_memrefs_p): Likewise.
2119 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2120 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2121 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2122 OPT_fargument_noalias_global for backward compatibility.
2124 2010-04-07 Richard Guenther <rguenther@suse.de>
2126 PR tree-optimization/43270
2127 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2128 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2129 * tree-ssa-pre.c (phi_translate_1): Adjust.
2130 (fully_constant_expression): Split out vn_reference handling to ...
2131 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2132 Fold reads from constant strings.
2133 (vn_reference_lookup): Handle fully constant references.
2134 (vn_reference_lookup_pieces): Likewise.
2135 * Makefile.in (expmed.o-warn): Add -Wno-error.
2137 2010-04-07 Martin Jambor <mjambor@suse.cz>
2139 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2141 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2144 * gcc.c: Add -static-libstdc++ to list of recognized options.
2146 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2148 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2150 2010-04-07 Richard Guenther <rguenther@suse.de>
2153 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2154 bases build simple mem attributes to retain points-to information.
2156 2010-04-07 Richard Guenther <rguenther@suse.de>
2159 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2160 preserve points-to related information.
2162 2010-04-07 Richard Guenther <rguenther@suse.de>
2165 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2166 discard plain indirect references.
2167 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2168 * tree.c (tree_nop_conversion): Likewise.
2170 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2173 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2175 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2177 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2178 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2180 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2182 * tree-if-conv.c: Fix indentation and comments.
2184 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2186 * tree-if-conv.c: Sort static functions in topological order.
2188 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2190 * tree-if-conv.c: Fix indentation and comments.
2192 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2195 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2196 lang_hooks.types.type_for_size instead of
2197 build_nonstandard_integer_type.
2198 When converting an unsigned type to signed, double its precision.
2199 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2200 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2201 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2204 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2207 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2208 POINTER_PLUS_EXPR for pointer types.
2210 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2213 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2214 * graphite-clast-to-gimple.c: Include langhooks.h.
2215 (max_signed_precision_type): New.
2216 (max_precision_type): Takes two types as arguments.
2217 (precision_for_value): New.
2218 (precision_for_interval): New.
2219 (gcc_type_for_interval): New.
2220 (gcc_type_for_value): New.
2221 (gcc_type_for_clast_term): New.
2222 (gcc_type_for_clast_red): New.
2223 (gcc_type_for_clast_bin): New.
2224 (gcc_type_for_clast_expr): Split up into several functions.
2225 (gcc_type_for_clast_eq): Rewritten.
2226 (compute_bounds_for_level): New.
2227 (compute_type_for_level_1): New.
2228 (compute_type_for_level): New.
2229 (gcc_type_for_cloog_iv): Removed.
2230 (gcc_type_for_iv_of_clast_loop): Rewritten.
2231 (graphite_create_new_loop): Compute the lower and upper bound types
2232 with gcc_type_for_clast_expr.
2233 (graphite_create_new_loop_guard): Same.
2234 (find_cloog_iv_in_expr): Removed.
2235 (compute_cloog_iv_types_1): Removed.
2236 (compute_cloog_iv_types): Removed.
2237 (gloog): Do not call compute_cloog_iv_types.
2238 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2240 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2241 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2242 (GBB_CLOOG_IV_TYPES): Removed.
2244 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2246 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2247 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2248 (detect_commutative_reduction): Same.
2250 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2252 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2253 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2255 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2256 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2257 (rewrite_commutative_reductions_out_of_ssa): Same.
2258 * passes.c (execute_function_todo): Call verify_ssa for every pass
2259 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2260 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2261 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2262 with an extra argument.
2263 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2264 verify_ssa only when the extra argument is true.
2265 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2266 with an extra argument.
2267 (tree_transform_and_unroll_loop): Same.
2269 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2271 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2272 for all the passes of the LNO having LOOP_CLOSED_SSA.
2273 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2274 * tree-loop-distribution.c (pass_loop_distribution): Same.
2275 * tree-pass.h (TODO_verify_loops): Removed.
2276 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2278 (pass_tree_unswitch): Same.
2279 (pass_predcom): Same.
2280 (pass_vectorize): Same.
2281 (pass_linear_transform): Same.
2282 (pass_graphite_transforms): Same.
2283 (pass_iv_canon): Same.
2284 (pass_complete_unroll): Same.
2285 (pass_complete_unrolli): Same.
2286 (pass_parallelize_loops): Same.
2287 (pass_loop_prefetch): Same.
2288 (pass_iv_optimize): Same.
2290 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2293 * passes.c (init_optimization_passes): Move pass_lim before
2294 pass_copy_prop and pass_dce_loop.
2296 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2299 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2300 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2301 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2302 MULTI_* defines for 4 argument vpermil2p* builtins.
2304 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2306 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2307 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2308 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2309 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2310 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2311 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2312 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2313 Use x86_maybe_negate_const_int to output insn mnemonic.
2314 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2315 check from instruction predicate. Update comments.
2316 * config/i386/sync.md (sync_add<mode>): Use
2317 x86_maybe_negate_const_int to output insn mnemonic.
2319 2010-04-06 Jan Hubicka <jh@suse.cz>
2321 PR tree-optimization/42906
2322 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2323 IGNORE_SELF argument. Set visited_control_parents for fully
2325 (find_obviously_necessary_stmts): Update call of
2326 mark_control_dependent_edges_necessary.
2327 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2329 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2331 * config/i386/i386.md: Remove comment about 'e' and 'E'
2334 2010-04-06 Richard Guenther <rguenther@suse.de>
2336 PR tree-optimization/43627
2337 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2338 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2341 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2343 * BASE-VER: Change to 4.6.0.
2346 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2349 2010-04-06 Richard Guenther <rguenther@suse.de>
2352 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2354 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2356 * doc/invoke.texi (Optimize Options): Document that LTO
2357 won't remove object access purely due to incompatible
2360 2010-04-04 Matthias Klose <doko@ubuntu.com>
2362 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2363 Initialize variable.
2365 2010-04-03 Richard Guenther <rguenther@suse.de>
2368 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2369 require a non-NULL MEM_OFFSET.
2371 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2373 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2374 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2375 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2376 config/alpha/predicates.md, config/arm/arm.md,
2377 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2378 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2379 config/darwin9.h, config/darwin.c, config/darwin.h,
2380 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2381 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2382 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2383 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2384 config/mips/mips.md, config/mn10300/mn10300.c,
2385 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2386 config/rs6000/aix.h, config/rs6000/dfp.md,
2387 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2388 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2389 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2390 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2391 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2392 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2393 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2394 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2395 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2396 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2397 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2398 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2399 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2400 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2401 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2402 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2403 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2404 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2405 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2406 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2407 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2408 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2409 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2410 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2411 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2412 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2413 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2414 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2415 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2416 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2417 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2418 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2419 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2420 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2421 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2422 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2424 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2427 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2428 * aclocal.m4: Regenerate.
2430 2010-04-02 Richard Guenther <rguenther@suse.de>
2432 PR tree-optimization/43629
2433 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2434 if we have seen a constant value.
2436 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2438 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2440 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2443 * arm.c (legitimize_tls_address): Adjust call to
2444 gen_tls_load_dot_plus_four.
2445 (arm_note_pic_base): New function.
2446 (arm_cannot_copy_insn_p): Use it.
2447 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2450 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2455 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2457 * Makefile.in ($(out_object_file)): Depend on
2458 gt-$(basename $(notdir $(out_file))).h.
2460 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2462 * config.gcc (lm32-*-rtems*): Add t-lm32.
2464 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2466 * config.gcc: Add lm32-*-rtems*.
2467 * config/lm32/rtems.h: New file.
2469 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2472 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2474 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2476 * dwarf2out.c (output_compilation_unit_header): For
2477 -gdwarf-4 use version 4 instead of version 3.
2478 (output_line_info): For version 4 and above emit additional
2479 maximum ops per insn header field.
2480 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2482 * dwarf2out.c (is_c_family, is_java): Remove.
2483 (lower_bound_default): New function.
2484 (add_bound_info, gen_descr_array_type_die): Use it.
2486 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2489 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2490 re-declaration when it happens in a function.
2492 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2494 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2495 (cgraph_remove_function_insertion_hook): Same.
2496 (cgraph_call_function_insertion_hooks): Same.
2498 2010-04-01 Richard Guenther <rguenther@suse.de>
2501 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2502 and TREE_THIS_VOLATILE.
2503 (copy_ref_info): Likewise.
2504 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2505 * tree.c (build6_stat): Ignore side-effects of all but arg5
2506 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2509 2010-04-01 Richard Guenther <rguenther@suse.de>
2511 PR tree-optimization/43607
2512 * ipa-type-escape.c (check_call): Do not access non-existing
2515 2010-04-01 Richard Guenther <rguenther@suse.de>
2519 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2520 Jack Howarth <howarth@bromo.med.uc.edu>
2522 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2525 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2527 * doc/install.texi (Prerequisites): Document libelf usability on
2528 IRIX 5/6 and Solaris 2.
2529 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2530 Update GNU as, GNU ld requirements.
2531 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2532 Document Sun Studio compiler download.
2533 Update and simplify as, ld recommendations.
2534 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2536 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2538 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2539 with_tune_32 to pentium4.
2541 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2543 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2545 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2547 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2548 obsoletion, removal.
2550 Document GNU as requirement.
2551 Update configure requirements.
2552 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2553 Recomment IRIX 6.5.18+.
2554 Document IDF/IDL requirement.
2555 Document GNU as requirement.
2556 Document GNU ld bootstrap failure.
2557 Remove freeware.sgi.com reference.
2559 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2561 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2562 UNIX V4.0, V5.0 obsoletion, removal.
2563 Remove --with-gc=simple reference.
2564 Update VM requirements during bootstrap.
2565 Remove -oldas bootstrap description.
2566 Update binutils reference.
2567 Remove comparison failure note.
2569 2010-03-31 Richard Guenther <rguenther@suse.de>
2570 Zdenek Dvorak <ook@ucw.cz>
2571 Sebastian Pop <sebastian.pop@amd.com>
2574 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2575 with multiple arguments.
2576 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2578 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2580 * graphite-dependences.c (print_pddr): Call print_pdr with an
2582 * graphite-poly.c (debug_pdr): Add an extra argument for the
2585 (print_pbb_domain): Same.
2587 (print_scop_context): Same.
2589 (print_cloog): Same.
2590 (debug_pbb_domain): Same.
2594 (debug_scop_context): Same.
2596 (debug_cloog): Same.
2597 (print_scop_params): Same.
2598 (debug_scop_params): Same.
2599 (print_iteration_domain): Same.
2600 (print_iteration_domains): Same.
2601 (debug_iteration_domain): Same.
2602 (debug_iteration_domains): Same.
2603 (print_scattering_function): Same.
2604 (print_scattering_functions): Same.
2605 (debug_scattering_function): Same.
2606 (debug_scattering_functions): Same.
2607 * graphite-poly.h (debug_pdr): Update declaration.
2609 (print_pbb_domain): Same.
2611 (print_scop_context): Same.
2613 (print_cloog): Same.
2614 (debug_pbb_domain): Same.
2618 (debug_scop_context): Same.
2620 (debug_cloog): Same.
2621 (print_scop_params): Same.
2622 (debug_scop_params): Same.
2623 (print_iteration_domain): Same.
2624 (print_iteration_domains): Same.
2625 (debug_iteration_domain): Same.
2626 (debug_iteration_domains): Same.
2627 (print_scattering_function): Same.
2628 (print_scattering_functions): Same.
2629 (debug_scattering_function): Same.
2630 (debug_scattering_functions): Same.
2632 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2634 * graphite-poly.c (print_scattering_function_1): New.
2635 (print_scattering_function): Call it.
2636 (print_scop_params): Remove spaces at the end of lines.
2639 * graphite-poly.h (print_cloog): Declared.
2640 (debug_cloog): Declared.
2642 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2644 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2646 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2647 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2648 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2649 to switch between adding the IV bump in loop->latch or in loop->header.
2651 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2653 * graphite-poly.c (print_scattering_function): Pretty print following
2656 (print_pbb_domain): Same.
2657 (dump_gbb_cases): Same.
2658 (dump_gbb_conditions): Same.
2661 (print_scop_params): Same.
2662 (print_scop_context): Same.
2664 (print_pbb_body): New.
2665 (lst_indent_to): New.
2666 (print_lst): Start new lines with a #.
2667 * graphite-poly.h (pbb_bb): New.
2668 (pbb_index): Use pbb_bb.
2669 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2671 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2673 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2675 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2676 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2677 and 0 instead of 1 for dw_val_class_flag.
2678 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2679 dw_val_class_range_list, dw_val_class_loc_list,
2680 dw_val_class_lineptr and dw_val_class_macptr, use
2681 DW_FORM_flag_present for dw_val_class_flag and
2682 DW_FORM_exprloc for dw_val_class_loc.
2683 (output_die): For -gdwarf-4 print dw_val_class_loc
2684 size as uleb128 instead of 1 or 2 bytes and don't print
2685 anything for dw_val_class_flag.
2687 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2688 instead of cselib_lookup following by tweaking locs->setting_insn.
2691 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2692 even before returning from label, setjmp call or volatile asm
2695 2010-03-31 Richard Guenther <rguenther@suse.de>
2698 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2699 temporary data on stack.
2701 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2703 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2704 (PUSHSECTION_ASM_OP): Remove.
2705 (POPSECTION_ASM_OP): Remove.
2706 (PUSHSECTION_FORMAT): Remove.
2707 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2708 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2709 * config/sol2.c (solaris_output_init_fini): Use it.
2711 2010-03-31 Jie Zhang <jie@codesourcery.com>
2714 * opt-functions.awk (var_type_struct): Use signed char type
2715 for simple variables.
2717 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2719 * config/sol2.c: Include output.h.
2720 (solaris_assemble_visibility): New function.
2721 * config/t-sol2 (sol2.o): Add output.h dependency.
2722 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2723 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2726 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2729 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2730 V2SImode or XFmode on PRE_DEC.
2733 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2736 2010-03-31 Jie Zhang <jie@codesourcery.com>
2739 * reload.h (caller_save_initialized_p): Declare.
2740 * toplev.c (backend_init_target): Don't call
2741 init_caller_save but set caller_save_initialized_p to false.
2742 * caller-save.c (caller_save_initialized_p): Define.
2743 (init_caller_save): Check caller_save_initialized_p.
2744 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2746 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2749 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2750 and soft-fp/t-softfp to tmake_file.
2751 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2752 (LIBGCC2_TF_CEXT): Define.
2755 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2758 * cselib.c (n_useless_values): Document handling of debug locs.
2759 (n_useless_debug_values, n_debug_values): New variables.
2760 (new_elt_loc_list): Don't add to debug values, keep count.
2761 (promote_debug_loc): New.
2762 (cselib_reset_table): Zero new variables.
2763 (entry_and_rtx_equal_p): Promote debug locs.
2764 (discard_useless_locs): Increment n_useless_debug_values for
2766 (remove_useless_values): Adjust n_useless_values and n_debug_values
2767 with n_useless_debug_values.
2768 (add_mem_for_addr): Promote debug locs.
2769 (cselib_lookup_mem): Likewise.
2770 (cselib_lookup_addr): Renamed to...
2771 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2772 (cselib_log_lookup): ... this. Turn into...
2773 (cselib_lookup_addr): ... new wrapper.
2774 (cselib_lookup_from_insn): New.
2775 (cselib_invalidate_regno): Increment n_useless_debug_values for
2777 (cselib_invalidate_mem): Likewise.
2778 (cselib_process_insn): Take n_deleted and n_debug_values into
2779 account to guard remove_useless_value call.
2780 (cselib_finish): Zero n_useless_debug_values.
2781 * cselib.h (cselib_lookup_from_insn): Declare.
2782 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2783 (sched_analyze_2): Likewise.
2785 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2787 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2789 (adjust_mems): Replace narrowing SUBREG of expression containing
2790 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2791 with operations in the narrower mode.
2794 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2795 regs_invalidated_by_call instead all call_used_reg_set registers.
2797 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2800 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2801 pointer comparisons with types_compatible_p.
2802 * tree-vect-stmts.c (vectorizable_call): Same.
2803 (vectorizable_condition): Same.
2805 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2807 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2808 stack check if the mask would be zero.
2810 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2811 Jack Howarth <howarth@bromo.med.uc.edu>
2813 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2816 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2819 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2821 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2822 Include ___unordxf2 and ___unordtf2.
2823 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2826 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2828 * config/lm32/t-lm32: New file.
2829 * config.gcc: Use the above file when targetting lm32.
2831 2010-03-28 Duncan Sands <baldrick@free.fr>
2833 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2835 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2838 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2839 Improve vectorization cost model diagnostic.
2841 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2844 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2845 compute_data_dependences_for_loop returns false, early exit
2846 and output an extra diagnostic for the failed data reference
2849 2010-03-29 Richard Guenther <rguenther@suse.de>
2851 PR tree-optimization/43560
2852 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2853 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2855 2010-03-29 Jie Zhang <jie@codesourcery.com>
2858 * toplev.c (process_options): Set optimization_default_node
2859 and optimization_current_node.
2860 * opts.c (decode_options): Don't set optimization_default_node
2861 and optimization_current_node.
2863 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2865 * config/rtems.h: Abandon -qrtems_debug.
2867 2010-03-28 Jan Hubicka <jh@suse.cz>
2869 PR tree-optimization/43505
2870 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2871 map should not be copied.
2873 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2876 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2877 cdtors, set DECL_PRESERVE_P.
2878 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2881 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2883 PR tree-optimization/43528
2884 * stor-layout.c (place_field): Check that constant fits into
2885 unsigned HWI when skipping calculation of MS bitfield layout.
2887 2010-03-27 Jan Hubicka <jh@suse.cz>
2890 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2891 notice_global_symbol work.
2893 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2895 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2896 instead of dwarf2out_decl.
2897 (struct var_loc_node): Remove section_label field.
2898 (dwarf2out_function_decl): New function.
2899 (dwarf2out_var_location): Don't set section_label field.
2900 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2902 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2904 PR tree-optimization/43544
2905 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2906 First argument for builtin vectorized function hook is now a
2907 tree to be able to distinguish between machine specific and
2909 * targhooks.c (default_builtin_vectorized_function): Ditto.
2910 * targhooks.h (default_builtin_vectorized_function): Ditto.
2911 * target.h (struct gcc_target): Ditto.
2912 * tree-vect-stmts.c (vectorizable_function): Ditto.
2913 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2914 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2917 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2920 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2921 nested binding iff it is a FUNCTION_DECL.
2922 (store_parm_decls_newstyle): Pass nested=true to bind for
2923 FUNCTION_DECLs amongst parameters.
2925 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2927 * var-tracking.c (vt_expand_loc_callback): Don't run
2928 cselib_expand_value_rtx_cb in dummy mode if
2929 cselib_dummy_expand_value_rtx_cb returned false.
2931 * var-tracking.c (emit_note_insn_var_location): For one part
2932 notes with offset 0, don't add EXPR_LIST around the location.
2933 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2934 add_location_or_const_value_attribute): Adjust for that change.
2937 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2938 into first operand and location into second.
2939 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2940 dw_cfi_oprnd_loc for DW_CFA_expression.
2941 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2942 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2943 assume first argument is regnum and second argument is location.
2945 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2948 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2949 of scratch register to DImode. Split to DImode comparison operator.
2950 Use SImode subreg of scratch register in the multiplication.
2951 (*cmp_sadd_sidi): Ditto.
2952 (*cmp_ssub_si): Ditto.
2953 (*cmp_ssub_sidi): Ditto.
2955 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2958 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2959 Remove invalid assert and wrong comment.
2961 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2964 * flags.h (final_insns_dump_p): New extern.
2965 * final.c (final_insns_dump_p): New variable.
2966 (rest_of_clean_state): Set it before -fdump-final-insns=
2967 dumping, clear afterwards.
2968 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2969 MEM_ALIAS_SET on MEMs.
2971 2010-03-26 David S. Miller <davem@davemloft.net>
2973 * configure.ac: Fix sparc GOTDATA_OP bug check.
2974 * configure: Rebuild.
2976 2010-03-26 Alan Modra <amodra@gmail.com>
2978 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2980 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2982 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2983 TLS_SECTION_ASM_FLAG.
2985 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2988 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2989 Clear first_function_block_is_cold.
2992 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2993 argument if the argument is truth_value_p.
2995 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2997 * config/rs6000/constraints.md: Update copyright year for my changes.
3000 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3001 used in reg+reg addressing, swap registers.
3003 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3006 * target.h (struct gcc_target): Add code_end hook.
3007 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3009 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3010 * toplev.c (compile_file): Call targetm.asm_out.code_end
3011 hook before unwind info/debug info output.
3012 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3013 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3014 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3015 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3016 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3017 * config/i386/i386.c (ix86_file_end): Renamed to...
3018 (ix86_code_end): ... this. Make static. Don't call
3019 file_end_indicate_exec_stack. Emit unwind info using
3020 final_start_function/final_end_function.
3021 (darwin_x86_file_end): Remove.
3022 (TARGET_ASM_CODE_END): Define.
3023 * config/i386/i386.h (TARGET_ASM_FILE_END,
3024 NEED_INDICATE_EXEC_STACK): Don't define.
3025 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3026 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3027 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3028 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3031 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3032 at the beginning and final_end_function at the end.
3033 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3035 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3037 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3038 and Sun as TLS syntax.
3039 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3040 * configure: Regenerate.
3041 * config.in: Regenerate.
3042 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3043 (default_elf_asm_named_section): Use it.
3044 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3045 (i386_output_dwarf_dtprel): Likewise.
3046 (output_addr_const_extra): Likewise.
3047 (output_pic_addr_const): Lowercase @GOTTPOFF.
3048 (output_addr_const_extra): Likewise.
3049 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3050 (output_addr_const_extra): Likewise.
3051 (output_pic_addr_const): Lowercase @INDNTPOFF.
3052 (output_addr_const_extra): Likewise.
3053 (output_pic_addr_const): Lowercase @NTPOFF.
3054 (output_addr_const_extra): Likewise.
3055 (output_pic_addr_const): Lowercase @TPOFF.
3056 (output_addr_const_extra): Likewise.
3057 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3058 (*tls_global_dynamic_64): Likewise.
3059 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3060 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3062 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3063 (ASM_OUTPUT_TLS_COMMON): Use it.
3064 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3067 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3068 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3069 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3070 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3071 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3072 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3074 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3076 * config/i386/i386.c (override_options): Don't accept
3077 -mtls-dialect=sun any longer.
3078 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3079 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3080 (*tls_local_dynamic_base_32_sun): Likewise.
3081 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3083 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3086 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3087 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3090 * ira.c (adjust_cleared_regs): New function.
3091 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3095 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3097 * expr.c (expand_expr_real): Restore previous
3098 curr_insn_source_location and curr_insn_block after
3099 expand_expr_real_1 call.
3100 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3101 instead of expand_expr_real_1.
3103 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3105 PR rtl-optimization/43413
3106 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3109 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3112 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3113 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3115 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3117 * config/i386/i386.c (ix86_target_string): Add -mfma.
3118 Fix a typo in comment.
3120 2010-03-22 Mike Stump <mikestump@comcast.net>
3123 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3124 Don't overly align based upon packed packed fields.
3126 2010-03-22 Jason Merrill <jason@redhat.com>
3128 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3129 Use () rather than [], and move before the element type.
3131 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3133 * doc/configfiles.texi (Configuration Files): Removed
3134 fixinc/Makefile*, intl/Makefile.*.
3135 * doc/makefile.texi: Fixed markup. Abstract from version
3136 control system used.
3137 (Makefile): Removed obsolete gcc/java/parse.y example.
3138 * doc/sourcebuild.texi: Likewise.
3139 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3140 libgomp, libssp. Removed fastjar.
3141 (Miscellaneous Docs): Clarify location.
3142 Added COPYING3, COPYING3.LIB.
3143 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3145 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3148 * config/i386/i386.c (x86_function_profiler)
3149 [!NO_PROFILE_COUNTERS]: Fix typo.
3150 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3153 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3154 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3156 * doc/sourcebuild.texi (Test Directives): Split into six
3157 subsections, with most of the current text in new subsections
3158 Directives, Selectors, and Final Actions.
3159 (Directives): Split list of test directives into multiple
3161 (Selectors): Describe use and syntax of selectors.
3162 (Effective-Target Keywords): Describe all existing keywords.
3163 (Add Options): Describe features for dg-add-options.
3164 (Require Support): Describe variants of dg-require-support.
3165 (Final Actions): Describe commands to use in dg-final.
3167 2010-03-22 Michael Matz <matz@suse.de>
3170 * recog.c (validate_replace_rtx_group): Replace also in
3171 REG_EQUAL and REG_EQUIV notes.
3173 2010-03-22 Richard Guenther <rguenther@suse.de>
3175 PR tree-optimization/43390
3176 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3177 sure vector extracts are type correct.
3179 2010-03-22 Richard Guenther <rguenther@suse.de>
3182 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3183 x * sqrt (x) even when optimizing for size if the target
3184 has native support for sqrt.
3186 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3188 * varasm.c (make_decl_rtl_for_debug): Also clear
3189 flag_mudflap for the duration of make_decl_rtl call.
3192 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3193 locs from preserved VALUEs.
3195 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3198 * pa.md (movmemsi): Set align to one if zero.
3199 (movmemdi): Likewise.
3201 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3204 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3205 with their corresponding prologue pushes.
3207 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3210 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3211 at the begining or end.
3212 (spu_expand_epilogue): Likewise.
3214 2010-03-20 Richard Guenther <rguenther@suse.de>
3216 PR rtl-optimization/43438
3217 * combine.c (make_extraction): Properly zero-/sign-extend an
3218 extraction of the low part of a CONST_INT. Also handle
3221 2010-03-19 Mike Stump <mikestump@comcast.net>
3223 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3224 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3225 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3227 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3230 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3233 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3235 PR rtl-optimization/42258
3236 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3237 use that may match DEF.
3240 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3241 the cost of loading the constant rather than assuming
3243 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3244 outer code is AND, do the same tests as the andsi3 expander and
3245 return COSTS_N_INSNS (1) if and is cheap.
3247 * optabs.c (avoid_expensive_constant): Fix formatting.
3249 2010-03-19 Michael Matz <matz@suse.de>
3252 * attribs.c (decl_attributes): When rebuilding a function pointer
3253 type use the same qualifiers as the original pointer type.
3255 2010-03-19 Martin Jambor <mjambor@suse.cz>
3257 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3258 and is_gimple_ip_invariant_address.
3260 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3263 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3265 * config/arm/arm.c (arm_override_options): Turn off
3266 flag_dwarf2_cfi_asm for AAPCS variants.
3268 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3271 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3272 Use PRE_MODIFY instead of PRE_DEC.
3273 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3274 (vfp_emit_fstmd): Likewise.
3276 2010-03-19 Michael Matz <matz@suse.de>
3279 * builtins.c (expand_builtin_interclass_mathfn,
3280 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3283 2010-03-19 Richard Guenther <rguenther@suse.de>
3285 PR tree-optimization/43415
3286 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3287 (phi_translate_1): ... this.
3288 (phi_translate): Move all caching here. Cache all NARY
3289 and REFERENCE translations.
3291 2010-03-19 David S. Miller <davem@davemloft.net>
3293 With help from Eric Botcazou.
3294 * config/sparc/sparc.c: Include dwarf2out.h.
3295 (emit_pic_helper): Delete.
3296 (pic_helper_symbol_name): Delete.
3297 (pic_helper_emitted_p): Delete.
3298 (pic_helper_needed): New.
3299 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3300 (get_pc_thunk_name): New.
3301 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3302 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3303 Set pic_helper_needed to true. Don't call emit_pic_helper.
3304 (sparc_expand_prologue): Update load_pic_register call.
3305 (sparc_output_mi_thunk): Likewise.
3306 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3307 thunk if possible. Output CFI information as needed.
3309 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3310 Jack Howarth <howarth@bromo.med.uc.edu>
3313 * config/i386/i386.h: Fix ABI on darwin x86-32.
3315 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3317 * tree.h: Declare make_decl_rtl_for_debug.
3318 * varasm.c (make_decl_rtl_for_debug): New.
3319 * dwarf2out.c (rtl_for_decl_location): Call it.
3320 * cfgexpand.c (expand_debug_expr): Call it.
3322 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3325 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3329 * var-tracking.c (vt_init_cfa_base): Do nothing if
3330 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3332 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3335 * var-tracking.c (canonicalize_vars_star): New.
3336 (dataflow_post_merge_adjust): Use it.
3338 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3341 * var-tracking.c (non_suitable_const): New function.
3342 (add_uses): For DEBUG_INSNs with constants, don't record any
3343 value, instead just the constant value itself.
3344 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3345 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3346 (emit_notes_in_bb): Likewise.
3347 (emit_note_insn_var_location): For onepart variables if
3348 cur_loc is a VOIDmode constant, use DECL_MODE.
3350 2010-03-18 Martin Jambor <mjambor@suse.cz>
3353 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3354 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3355 all non-clones. Moved call redirection...
3356 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3357 (cgraph_materialize_all_clones): Dispose of all
3358 combined_args_to_skip bitmaps.
3359 (verify_cgraph_node): Do not check for edges pointing to wrong
3360 nodes in inline clones.
3361 * tree-inline.c (copy_bb): Call
3362 cgraph_redirect_edge_call_stmt_to_callee.
3363 * ipa.c (cgraph_remove_unreachable_nodes): Call
3364 cgraph_node_remove_callees even when there are used clones.
3366 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3368 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3370 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3373 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3376 2010-03-18 Michael Matz <matz@suse.de>
3379 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3380 into sqrt(x) if we need to preserve signed zeros.
3382 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3383 Eric Botcazou <ebotcazou@adacore.com>
3385 PR rtl-optimization/43360
3386 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3387 note if we don't know its invariant status.
3389 2010-03-18 Michael Matz <matz@suse.de>
3391 PR tree-optimization/43402
3392 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3393 PHI chains of ssa names registered for update.
3395 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3398 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3399 non-offsettable and pre_modify update addressing.
3400 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3401 and "2" alternatives "#".
3402 (*movdd_softfloat32): Make all alternatives "#";
3403 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3404 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3405 (*movdf_softfloat32): Make all alternatives "#";
3406 (movdi): Use the new DIFD mode iterator to create a common splitter
3407 for movdi, movdf and movdd patterns.
3409 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3411 * common.opt (dumpdir): Remove redundant tab.
3413 2010-03-17 Martin Jambor <mjambor@suse.cz>
3415 PR tree-optimization/43347
3416 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3417 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3419 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3421 PR rtl-optimization/42216
3422 * regrename.c (create_new_chain): New function, broken out from...
3423 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3424 appending a use to an empty chain.
3425 (build_def_use): Remove previous changes that convert OP_INOUT to
3426 OP_OUT operands; instead detect the case where an OP_INOUT operand
3427 uses a previously untracked register and create an empty chain for it.
3429 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3431 * doc/extend.texi (Function Attributes): Rewrite unfinished
3432 sentence in ms_abi documentation.
3434 2010-03-17 Alan Modra <amodra@gmail.com>
3436 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3437 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3438 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3439 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3441 2010-03-16 Richard Henderson <rth@redhat.com>
3444 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3445 (lower_try_finally): Save and restore eh_seq around the expansion
3448 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3450 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3451 statements before splitting block.
3453 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3455 * doc/sourcebuild.texi (Testsuites): Fix markup.
3456 Use pathnames relative to gcc/testsuite.
3457 (Test Directives): Move description of how timeout is determined.
3458 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3459 (C Tests): Correct gcc.misc-tests directory.
3460 Framework tests now live in gcc.test-framework.
3462 2010-03-16 Richard Guenther <rguenther@suse.de>
3465 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3466 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3468 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3469 Alexandre Oliva <aoliva@redhat.com>
3471 PR tree-optimization/42917
3472 * lambda-code.c (remove_iv): Skip debug statements.
3473 (lambda_loopnest_to_gcc_loopnest): Likewise.
3474 (not_interesting_stmt): Debug statements are not interesting.
3476 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3480 * cselib.c (cselib_preserve_constants,
3481 cfa_base_preserved_val): New static variables.
3482 (preserve_only_constants): New function.
3483 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3484 clear its REG_VALUES. If cselib_preserve_constants, don't
3485 empty the whole hash table, but preserve there VALUEs with constants,
3486 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3487 (cselib_preserve_cfa_base_value): New function.
3488 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3489 (cselib_init): Change argument to int bitfield. Set
3490 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3492 (cselib_finish): Clear cselib_preserve_constants and
3493 cfa_base_preserved_val.
3494 * cselib.h (enum cselib_record_what): New enum.
3495 (cselib_init): Change argument to int.
3496 (cselib_preserve_cfa_base_value): New prototype.
3497 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3498 * dse.c (dse_step1): Likewise.
3499 * cfgcleanup.c (thread_jump): Likewise.
3500 * sched-deps.c (sched_analyze): Likewise.
3501 * gcse.c (local_cprop_pass): Likewise.
3502 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3503 If FN is non-NULL, call the callback always and whenever it returns
3504 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3505 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3506 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3507 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3508 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3509 * var-tracking.c: Include recog.h.
3510 (bb_stack_adjust_offset): Remove.
3511 (vt_stack_adjustments): Don't call it, instead just gather the
3512 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3513 (adjust_stack_reference): Remove.
3514 (compute_cfa_pointer): New function.
3515 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3516 (struct adjust_mem_data): New type.
3517 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3519 (get_address_mode): New function.
3520 (replace_expr_with_values): Use it.
3521 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3522 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3523 (adjust_sets): Remove.
3524 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3525 Use get_address_mode.
3526 (get_adjusted_src): Remove.
3527 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3528 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3529 (add_with_sets): Don't call adjust_sets.
3530 (fp_setter, vt_init_cfa_base): New functions.
3531 (vt_initialize): Change return type to bool. Move most of pool etc.
3532 initialization to the beginning of the function from end. Pass
3533 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3534 If !frame_pointer_needed, call vt_stack_adjustment before mos
3535 vector is filled, call vt_init_cfa_base if argp/framep has been
3536 eliminated to sp. If frame_pointer_needed and argp/framep has
3537 been eliminated to hard frame pointer, set
3538 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3539 encountering fp setter in the prologue. For MO_ADJUST, call
3540 log_op_type before pusing the op into mos vector, not afterwards.
3541 Call adjust_insn before cselib_process_insn/add_with_sets,
3542 call cancel_changes (0) afterwards.
3543 (variable_tracking_main_1): Adjust for vt_initialize calling
3544 vt_stack_adjustments and returning whether it succeeded or not.
3546 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3548 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3551 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3553 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3555 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3556 drap_reg has not been set.
3558 2010-03-15 Michael Matz <matz@suse.de>
3561 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3562 use it to expand block copies.
3563 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3564 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3565 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3567 2010-03-15 Richard Guenther <rguenther@suse.de>
3569 PR tree-optimization/43367
3570 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3573 2010-03-15 Richard Guenther <rguenther@suse.de>
3575 PR tree-optimization/43317
3576 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3578 2010-03-15 Martin Jambor <mjambor@suse.cz>
3580 PR tree-optimization/43141
3581 * tree-sra.c (create_abstract_origin): New function.
3582 (modify_function): Call create_abstract_origin.
3584 2010-03-15 Chris Demetriou <cgd@google.com>
3586 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3589 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3592 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3593 call insert_out_of_ssa_copy for default definitions.
3595 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3597 * graphite-clast-to-gimple.c (my_long_long): Defined.
3598 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3599 * graphite-sese-to-poly.c (my_long_long): Defined.
3600 (scop_ivs_can_be_represented): Use it.
3602 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3604 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3605 graphite-max-bbs-per-function, and loop-block-tile-size.
3606 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3608 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3610 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3612 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3613 forward declaration.
3614 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3615 (add_upper_bounds_from_estimated_nit): New.
3616 (build_loop_iteration_domains): Use it.
3618 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3620 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3622 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3625 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3626 should be an INTEGER_CST. Also handle CASE_CONVERT.
3628 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3630 * graphite.c (graphite_initialize): To bound the number of bbs per
3631 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3632 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3633 * doc/invoke.texi: Document it.
3635 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3637 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3638 * graphite-sese-to-poly.h (build_poly_scop): Same.
3640 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3642 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3643 the number of parameters in the scop. Use as an upper bound
3644 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3645 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3646 * doc/invoke.texi: Document it.
3648 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3650 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3651 * doc/c-tree.texi: Remove.
3652 * doc/generic.texi: Merge c-tree.texi here.
3653 * doc/gccint.texi (Trees): Remove menu entry.
3654 (c-tree.texi): Remove @include.
3655 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3656 * doc/languages.texi (Reading RTL): Ditto.
3658 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3661 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3663 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3666 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3667 code added to work around reload clobbering CONST insns.
3669 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3671 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3672 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3673 (cselib_preserve_only_values): Remove retain argument, don't
3674 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3675 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3676 * var-tracking.c (micro_operation): Move insn field before union.
3677 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3678 (struct variable_tracking_info_def): Remove n_mos field, change
3679 mos into a vector of micro_operations.
3680 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3681 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3682 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3683 changing into a vector.
3684 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3685 come before all other uops generated by add_stores.
3686 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3688 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3689 a vector. Run just one pass over the bbs instead of separate counting
3690 and computation phase.
3691 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3694 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3695 into *nonlocalized_list vector.
3696 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3697 even if origin is non-NULL.
3698 (gen_variable_die): Likewise.
3699 (process_scope_var): Don't change origin.
3700 (gen_decl_die): Likewise.
3701 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3702 before adding new edges instead of after it, fix moving over
3705 2010-03-11 David S. Miller <davem@davemloft.net>
3707 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3709 * configure: Rebuild.
3711 2010-03-11 Martin Jambor <mjambor@suse.cz>
3713 PR tree-optimization/43257
3714 * tree.c (assign_assembler_name_if_neeeded): New function.
3715 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3717 * tree.h (assign_assembler_name_if_neeeded): Declare.
3718 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3719 the function if needed.
3721 2010-03-11 Chris Demetriou <cgd@google.com>
3723 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3724 include/stdint-gcc.h, and include/stdint.h world-readable.
3726 2010-03-11 Richard Guenther <rguenther@suse.de>
3728 PR tree-optimization/43255
3729 * tree-vrp.c (process_assert_insertions_for): Do not insert
3730 asserts for trivial conditions.
3732 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3734 PR tree-optimization/43280
3735 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3736 generation. Move calculation of size out of the if branch.
3737 (find_bswap): Modify compare number generation.
3739 2010-03-11 Richard Guenther <rguenther@suse.de>
3742 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3743 (input_gimple_stmt): Fixup handled component types during
3744 operand read. Also fix up decls in ADDR_EXPRs.
3746 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3748 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3749 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3751 2010-03-10 Jan Hubicka <jh@suse.cz>
3754 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3755 * varasm.c (get_variable_section): Don't do that here...
3756 (make_decl_rtl): ... and here.
3757 (do_assemble_alias): Produce decl RTL.
3758 (assemble_alias): Likewise.
3760 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3763 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3764 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3766 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3767 (based_loc_descr): Only express drap or vdrap regno based expressions
3768 using DW_OP_fbreg when not optimizing.
3769 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3770 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3771 REG_CFA_SET_VDRAP note.
3773 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3775 PR tree-optimization/43236
3776 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3777 error in calculation of base address in reverse iteration case.
3778 (generate_builtin): Take number of latch executions if the statement
3781 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3784 * tree-eh.c: Include pointer-set.h.
3785 (lower_eh_dispatch): Filter out duplicate case labels and
3786 remove the unneeded edge when the label is unused. Return
3787 true when some edges are removed.
3788 (execute_lower_eh_dispatch): When any lowering resulted in
3789 removing an edge, also delete unreachable blocks.
3791 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3794 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3795 UNSPEC_MACHOPIC_OFFSET.
3797 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3800 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3801 (m68k_delegitimize_address): New function.
3803 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3806 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3809 * var-tracking.c (adjust_sets): New function.
3810 (count_with_sets, add_with_sets): Use it.
3811 (get_adjusted_src): New inline function.
3812 (add_stores): Use it.
3815 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3816 call cselib_dummy_expand_value_rtx_cb instead of
3817 cselib_expand_value_rtx_cb.
3820 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3821 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3822 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3823 and .cfi_endproc around the pic thunks.
3824 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3825 all queued unwind info register saves are saved before the call.
3826 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3827 considered as sp-=4 for unwind info and the pop as sp+=4 which
3828 also clobbers dest, but doesn't actually restore it.
3831 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3832 RTX_FRAME_RELATED_P.
3834 2010-03-09 Jie Zhang <jie@codesourcery.com>
3836 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3837 whitespaces in output template.
3839 2010-03-09 Jie Zhang <jie@codesourcery.com>
3841 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3844 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3846 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3847 builtins.exp in a separate job.
3849 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3851 * graphite-sese-to-poly.c (add_param_constraints): Use
3852 lower_bound_in_type and upper_bound_in_type.
3854 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3856 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3857 instead of unsigned_type_node.
3859 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3860 Reza Yazdani <reza.yazdani@amd.com>
3863 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3864 on pointer type parameters.
3866 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3870 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3871 handle conversions from pointer to integers.
3872 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3873 induction variable, to be able to work with code generated by CLooG.
3874 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3875 (build_poly_scop): Bail out if we cannot codegen a loop.
3877 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3879 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3880 code generation with gloog_error.
3882 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3884 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3885 Call fold_convert on all the returned values.
3886 (expand_scalar_variables_expr): Pass to
3887 expand_scalar_variables_ssa_name the type of the resulting expression.
3889 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3891 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3892 ppl_min_for_le_pointset.
3893 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3894 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3896 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3898 * graphite-dependences.c (map_into_dep_poly): Removed.
3899 (dependence_polyhedron_1): Use combine_context_id_scat.
3901 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3903 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3904 (struct poly_bb): Same.
3905 (combine_context_id_scat): New.
3907 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3910 * sese.c (name_defined_in_loop_p): Return false for default
3913 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3915 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3916 and clean up the logic.
3918 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3920 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3923 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3925 * var-tracking.c (remove_cselib_value_chains): Define only for
3927 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3928 delete_slot_part, emit_notes_for_differences_1): Don't call
3929 remove_cselib_value_chains here.
3930 (set_slot_part, emit_notes_for_differences_2): Don't call
3931 add_cselib_value_chains here.
3932 (preserved_values): New vector.
3933 (preserve_value): New function.
3934 (add_uses, add_stores, vt_add_function_parameters): Use it
3935 instead of cselib_preserve_value.
3936 (changed_values_stack): New vector.
3937 (check_changed_vars_0): New function.
3938 (check_changed_vars_1, check_changed_vars_2): Use it.
3939 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3940 changed_values_stack VALUEs.
3941 (vt_emit_notes): For all preserved_values call
3942 add_cselib_value_chains. If ENABLE_CHECKING call
3943 remove_cselib_value_chains before verifying value_chains is empty.
3944 Initialize and free changed_values_stack.
3945 (vt_initialize): Initialize preserved_values.
3946 (vt_finalize): Free preserved_values.
3948 2010-03-08 Richard Guenther <rguenther@suse.de>
3950 PR tree-optimization/43269
3951 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3954 2010-03-08 Martin Jambor <mjambor@suse.cz>
3956 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3957 (ipa_is_param_called): Removed.
3958 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3959 (ipa_print_node_params): Do not print the called flag.
3960 (ipa_write_node_info): Do not stream the called flag.
3961 (ipa_read_node_info): Likewise.
3963 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3966 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3967 * cselib.c (struct expand_value_data): Add dummy field.
3968 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3970 (cselib_dummy_expand_value_rtx_cb): New function.
3971 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3973 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3974 * var-tracking.c: Include pointer-set.h.
3975 (variable): Change n_var_parts to char from int. Add
3976 cur_loc_changed and in_changed_variables fields.
3977 (variable_canonicalize): Remove.
3978 (shared_var_p): New inline function.
3979 (unshare_variable): Maintain cur_loc_changed and
3980 in_changed_variables fields. If var was in changed_variables,
3981 replace it there with new_var. Just copy cur_loc instead of
3982 resetting it to something else.
3983 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3984 (dataflow_set_union): Don't call variable_canonicalize.
3985 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3986 of their DEBUG_EXPR_TREE_DECLs.
3987 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3988 and in_changed_variables and cur_loc_changed is false.
3989 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3990 and cur_loc_changed. Don't update cur_loc here.
3991 (variable_merge_over_src): Don't call variable_canonicalize.
3992 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3993 removing loc that is equal to cur_loc, clear cur_loc,
3994 set cur_loc_changed and ensure variable_was_changed is called.
3995 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3996 compare pointers in cur_loc check, if it is equal to loc,
3997 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3998 (variable_different_p): Remove compare_current_location argument,
3999 don't compare cur_loc.
4000 (dataflow_set_different_1): Adjust variable_different_p caller.
4001 (variable_was_changed): If dv had some var in changed_variables
4002 already, reset in_changed_variables flag for it and propagate
4003 cur_loc_changed over to the new variable. On empty var
4004 always set cur_loc_changed. Set in_changed_variables on whatever
4005 var is added to changed_variables.
4006 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4007 Use shared_var_p. When removing loc that is equal to cur_loc,
4008 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4009 end, don't set it to something else, just call variable_was_changed.
4010 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4011 loc being removed, clear cur_loc and set cur_loc_changed.
4012 Set cur_loc_changed if all locations have been removed.
4013 (struct expand_loc_callback_data): New type.
4014 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4015 allocated. Always create SUBREGs if simplify_subreg failed.
4016 Prefer to use cur_loc, when that fails and still in
4017 changed_variables (and seen first time) recompute it. Set
4018 cur_loc_changed of variables which had to change cur_loc and
4019 compute elcd->cur_loc_changed if any of the subexpressions used
4020 had to change cur_loc.
4021 (vt_expand_loc): Adjust to pass arguments in
4022 expand_loc_callback_data structure.
4023 (vt_expand_loc_dummy): New function.
4024 (emitted_notes): New variable.
4025 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4026 that weren't used for any other decl in current
4027 emit_notes_for_changes call call vt_expand_loc_dummy to update
4028 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4029 first loc_chain location if NULL before. Always use just
4030 cur_loc instead of first loc_chain location. When cur_loc_changed
4031 is false, when not --enable-checking=rtl just don't emit any note.
4032 When rtl checking, compute the note and assert it is the same
4033 as previous note. Clear cur_loc_changed and in_changed_variables
4034 at the end before removing from changed_variables.
4035 (check_changed_vars_3): New function.
4036 (emit_notes_for_changes): Traverse changed_vars to call
4037 check_changed_vars_3 on each changed var.
4038 (emit_notes_for_differences_1): Clear cur_loc_changed and
4039 in_changed_variables. Recompute cur_loc of new_var.
4040 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4041 (vt_emit_notes): Initialize and destroy emitted_notes.
4043 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4045 PR rtl-optimization/42220
4046 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4047 Use verify_reg_tracked to determine if we should use OP_OUT rather
4049 (build_def_use): If we see an in-out operand for a register that we
4050 know nothing about, treat is an output if possible, fail the block if
4053 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4056 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4059 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4062 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4063 uses of relevant DEFs that are dead outside the loop too.
4065 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4067 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4069 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4071 * var-tracking.c (values_to_unmark): New variable.
4072 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4073 values_to_unmark vector. Moved body to...
4074 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4075 instead queue it into values_to_unmark vector.
4076 (vt_find_locations): Free values_to_unmark vector.
4078 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4080 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4081 (site.exp): Export them when plugins are enabled.
4083 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4086 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4088 (chrec_fold_multiply): Same.
4090 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4093 * c-decl.c (build_compound_literal): Return early if init is
4096 2010-03-04 Martin Jambor <mjambor@suse.cz>
4098 PR tree-optimization/43164
4099 PR tree-optimization/43191
4100 * tree-sra.c (type_consists_of_records_p): Reject records with
4101 zero-size bit-fields at the end.
4103 2010-03-04 Mike Stump <mikestump@comcast.net>
4105 * Makefile.in (TAGS): Remove *.y.
4107 2010-03-04 Richard Guenther <rguenther@suse.de>
4109 PR tree-optimization/40761
4110 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4112 (my_rev_post_order_compute): New function.
4113 (init_pre): Call it.
4115 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4118 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4119 decrease the cost of an IV candidate when the cost is infinite.
4121 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4123 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4124 Use '3DNow!' for the extension of that name, ensure normal space
4126 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4128 2010-03-03 Jeff Law <law@redhat.com>
4130 * PR middle-end/32693
4131 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4132 than gen_rtx_SUBREG.
4133 (extract_bit_field_1): Likewise.
4135 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4137 * doc/sourcebuild.texi (Test directives): Document that arguments
4138 include-opts and exclude-opts are now optional for dg-skip-if,
4139 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4141 2010-03-03 Jason Merrill <jason@redhat.com>
4144 * cgraph.h (varpool_node): Add extra_name field.
4145 * varpool.c (varpool_extra_name_alias): New.
4146 (varpool_assemble_decl): Emit extra name aliases.
4147 (varpool_mark_needed_node): Look past an extra name alias.
4148 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4149 * lto-streamer-in.c (lto_input_tree): Read it.
4150 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4152 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4154 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4155 (sparc*-*-solaris2*): ...this.
4157 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4160 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4161 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4162 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4163 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4166 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4167 fallthrough to default handling, just with want_address 0 instead of 2.
4168 For single element lists, add_AT_loc directly, otherwise create an
4169 artificial variable DIE and stick location list to it.
4172 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4173 (VAL_EXPR_HAS_REVERSE): Define.
4174 (reverse_op): New function.
4175 (add_stores): For reversible operations add an extra MO_VAL_USE.
4177 2010-03-02 Jason Merrill <jason@redhat.com>
4179 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4181 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4183 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4184 (sparc64-*-linux*): Likewise.
4185 (sparc64-*-solaris2*): Include assembler files before linker ones.
4186 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4187 * config/sparc/gas.h: Delete.
4188 * config/sparc/sol2-64.h: Add copyright notice.
4189 * config/sparc/sol2-gas-bi.h: Likewise.
4190 * config/sparc/sol2-gld.h: Likewise.
4191 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4192 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4193 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4194 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4195 (sparc_elf_asm_named_section): Rename into...
4196 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4198 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4200 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4202 2010-03-02 Jeff Law <law@redhat.com>
4205 * reload1.c (rtx_p, substitute_stack): Declare.
4206 (substitute): Record addresses of changed rtxs.
4207 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4208 Restore the original rtx when complete.
4209 (reload): Free subsitute_stack when complete.
4211 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4213 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4214 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4216 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4217 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4218 Torture Tests): Change from subsection to section.
4220 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4221 Steven Bosscher <steven@gcc.gnu.org>
4223 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4226 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4229 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4230 the assignment from the new induction variable to the assignment
4231 of the value from the original loop PHI function.
4233 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4234 Daniel Jacobowitz <dan@codesourcery.com>
4236 * doc/sourcebuild.texi (Test directives): Clarify options to
4239 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4241 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4242 Disable cfi directives unless GCC and gas agree on using read-only
4243 .eh_frame sections for 64-bit.
4244 * configure: Regenerate.
4246 2010-03-01 Richard Guenther <rguenther@suse.de>
4248 PR tree-optimization/43220
4249 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4250 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4252 2010-03-01 Richard Guenther <rguenther@suse.de>
4253 Martin Jambor <mjambor@suse.cz>
4256 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4257 gimplified parameters.
4259 2010-03-01 Christian Bruel <christian.bruel@st.com>
4261 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4263 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4265 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4267 2010-03-01 Richard Guenther <rguenther@suse.de>
4270 * expr.c (expand_assignment): Use the alias-oracle to tell
4271 if the rhs aliases the result decl.
4273 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4276 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4277 to sol_gt_pch_get_address.
4278 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4279 64-bit, SPARC and x86.
4280 (sol_gt_pch_get_address): New function.
4282 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4284 * toplev.h (inform_n, error_n): Declare.
4285 * diagnostic.c (inform_n, error_n): New function.
4287 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4289 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4290 has no rtl yet when processing local_decls, queue it and recheck
4291 if deferred stack allocation hasn't assigned it rtl.
4293 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4295 * config/sh/sh.c (unspec_bbr_uid): New.
4296 (gen_block_redirect): Use it instead of INSN_UID.
4297 (gen_far_branch): Likewise.
4299 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4301 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4302 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4304 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4306 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4307 (Warning Options): -Wno-conversion-null is valid for
4308 Objective-C++ as well.
4309 * doc/tm.texi (Named Address Spaces): Likewise.
4310 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4311 * doc/tree-ssa.texi (Tree SSA): Likewise.
4313 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4316 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4317 by default. Don't set the default arch for
4318 i[34567]86-*-darwin*|x86_64-*-darwin*.
4320 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4323 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4324 default. Set the default 32bit/64bit archs with $with_arch
4325 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4327 2010-02-27 Richard Guenther <rguenther@suse.de>
4329 PR tree-optimization/43186
4330 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4331 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4332 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4333 unroller iterations.
4335 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4337 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4338 required and i[34567]86-*-* targets don't support 64bit ISA.
4340 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4343 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4346 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4348 * config.gcc: Set the default arch at least to Prescott for
4349 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4350 if SSE math is enabled.
4352 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4354 * diagnostic.c (diagnostic_initialize): Update.
4355 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4357 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4358 (diagnostic_inhibit_notes): New.
4359 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4361 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4364 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4365 * doc/standards.texi: Likewise.
4366 * doc/extend.texi: Likewise.
4367 * doc/trouble.texi: Likewise.
4368 * doc/cppopts.texi: Likewise.
4369 * doc/install.texi: Likewise.
4370 * c.opt (std=c90,std=gnu90): New options.
4371 * c-opts.c (c_common_handle_option): Handle them.
4373 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4376 * c-decl.c (undeclared_variable): Use an informative note.
4378 2010-02-26 Richard Guenther <rguenther@suse.de>
4380 PR tree-optimization/43186
4381 * gimple.h (gimple_fold): Remove.
4382 * gimple.c (gimple_fold): Remove. Inline into single user ...
4383 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4384 Try harder for conditions.
4386 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4389 * function.c (used_types_insert): Don't skip through named pointer
4390 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4391 and it is different from the main variant's type.
4393 2010-02-26 Nick Clifton <nickc@redhat.com>
4395 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4397 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4399 * config.gcc: Support --with-fpmath=sse for x86.
4401 * config/i386/ssemath.h: New.
4403 * doc/install.texi (--with-fpmath=sse): Documented.
4405 2010-02-26 Richard Guenther <rguenther@suse.de>
4407 PR tree-optimization/43188
4408 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4409 vector types of over-aligned element type.
4411 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4414 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4415 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4417 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4419 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4421 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4423 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4424 * var-tracking.c: Include diagnostic.h.
4425 (debug_dv): New function.
4426 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4429 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4430 (add_value_chain, add_value_chains, remove_value_chain,
4431 remove_value_chains): Handle DEBUG_EXPRs.
4432 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4435 * regcprop.c (struct queued_debug_insn_change): New type.
4436 (struct value_data_entry): Add debug_insn_changes field.
4437 (struct value_data): Add n_debug_insn_changes field.
4438 (debug_insn_changes_pool): New variable.
4439 (free_debug_insn_changes, apply_debug_insn_changes,
4440 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4441 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4442 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4444 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4446 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4447 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4448 changes, call cprop_find_used_regs via note_stores.
4449 (copyprop_hardreg_forward): When copying vd from predecessor
4450 which has any queued DEBUG_INSN changes, make sure the pointers are
4451 cleared. At the end call df_analyze and then if there are any
4452 DEBUG_INSN changes queued at the end of some basic block for still
4453 live registers, apply them.
4454 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4456 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4458 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4461 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4463 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4464 targets. Set the default with_cpu/with_arch from arch/cpu.
4465 Allow x86-64 and native for with_cpu/with_arch.
4467 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4469 * ebitmap.c: Change calls to verify_popcount with calls to
4470 sbitmap_verify_popcount.
4471 (ebitmap_clear_bit): Fixed map->cacheindex test and
4472 map>cache update when bit clearing results in an empty
4475 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4478 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4479 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4480 and support both V2DF and V2DI modes.
4481 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4482 support both V2DF and V2DI modes.
4483 (general): Delete trailing whitespace from a few patterns.
4485 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4486 V2DF/V2DI interleave high/low builtins.
4488 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4491 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4492 interleave high/low functions.
4494 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4496 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4497 #pragma extern_prefix.
4499 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4502 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4503 BLKmode, assert op0 is a MEM and just adjust its mode.
4506 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4507 if bitpos isn't multiple of mode's bitsize.
4509 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4511 * c.opt (-ftemplate-depth=): New.
4512 (-ftemplate-depth-): Deprecate.
4513 * optc-gen.awk: Handle -ftemplate-depth=.
4514 * opth-gen.awk: Likewise.
4515 * c-opts.c (c_common_handle_option): Likewise.
4516 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4518 2010-02-24 Jason Merrill <jason@redhat.com>
4520 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4522 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4524 * cfg.c (alloc_aux_for_block): Remove inline.
4525 (alloc_aux_for_edge): Likewise.
4527 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4529 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4531 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4533 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4534 * config/i386/sol2-gas.h: New file.
4535 * config.gcc (i[34567]86-*-solaris2*): Use it.
4537 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4540 * c-typeck.c (ep_convert_and_check): New.
4541 (build_conditional_expr): Use it.
4542 (build_binary_op): Likewise.
4544 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4546 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4549 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4550 bounds even for -O+.
4551 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4552 expr needs to have DECL_NAME set.
4554 2010-02-24 Nick Clifton <nickc@redhat.com>
4556 * config/mep/mep.c: Include gimple.h.
4557 (mep_function_uses_sp): Delete unused function.
4558 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4559 parameters. Use unsigned integers to count args. Return a
4560 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4562 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4565 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4566 greater or equal to nelt instead of 2 * nelt.
4567 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4570 2010-02-23 Jason Merrill <jason@redhat.com>
4573 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4574 in cfun->local_decls even if they have register types.
4577 * stor-layout.c (place_field): Don't warn about unnecessary
4578 DECL_PACKED if the type is packed.
4580 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4583 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4584 GOTOFF relocs, even when the base reg isn't pic pointer.
4586 2010-02-23 Michael Matz <matz@suse.de>
4589 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4590 (expand_gimple_basic_block): Generate and use debug temps if there
4591 are debug uses left after the last real use of TERed ssa names.
4592 Unlink debug immediate uses when they are expanded.
4594 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4597 * config/i386/i386.c (override_options): Reorganise to provide
4598 better error messages.
4600 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4603 * graphite-scop-detection.c (create_single_exit_edge): Move
4604 the call to find_single_exit_edge to....
4605 (create_sese_edges): ...here. Don't handle multiple edges
4606 exiting the function.
4607 (build_graphite_scops): Don't handle multiple edges
4608 exiting the function.
4610 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4613 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4614 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4616 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4619 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4621 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4624 * c-typeck.c (convert_arguments): Print declaration location.
4625 * c-common.c (validate_nargs): Rename as
4626 builtin_function_validate_nargs.
4627 (check_builtin_function_arguments): Update.
4629 2010-02-22 Richard Guenther <rguenther@suse.de>
4632 * tree-inline.c (declare_return_variable): Use the type of
4633 the call stmt lhs if available.
4635 2010-02-22 Duncan Sands <baldrick@free.fr>
4637 * passes.c (register_pass): Always consider all pass lists when
4638 ref_pass_instance_number is zero.
4640 2010-02-22 Richard Guenther <rguenther@suse.de>
4642 PR tree-optimization/42749
4643 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4644 parameter. Do arithmetic in the original type.
4645 (update_accumulator_with_ops): Likewise.
4646 (adjust_accumulator_values): Adjust.
4648 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4650 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4651 (QI to BLKmode splitter): New splitter.
4653 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4655 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4656 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4658 2010-02-22 Richard Guenther <rguenther@suse.de>
4660 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4662 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4664 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4665 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4666 ($(T)crti.o, $(T)crtn.o): Remove rules.
4668 2010-02-21 Tobias Burnus <burnus@net-b.de>
4671 * doc/invoke.texi (-fassociative-math): Document that this
4672 option is automatically enabled for Fortran.
4674 2010-02-20 David S. Miller <davem@davemloft.net>
4676 * configure.ac: Test if linker and assembler properly support
4677 GOTDATA_OP relocations.
4678 * configure: Rebuild.
4679 * config.in: Likewise.
4680 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4681 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4682 (movsi_high_pic): Likewise.
4683 (movdi_lo_sum_pic): Likewise.
4684 (movdi_high_pic): Likewise.
4685 (movsi_pic_gotdata_op): New pattern.
4686 (movdi_pic_gotdata_op): Likewise.
4687 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4688 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4690 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4693 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4694 attribute to ssemul.
4695 (xop_mulv2div2di3_high): Ditto.
4697 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4700 * c.opt (Wconversion-null): New option.
4701 * doc/invoke.texi (Wconversion-null): Document.
4703 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4705 * common.opt (Wlarger-than-): Add Undocumented.
4707 2010-02-19 Mike Stump <mikestump@comcast.net>
4709 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4711 2010-02-19 Jason Merrill <jason@redhat.com>
4714 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4715 * configure: Likewise.
4717 2010-02-20 Alan Modra <amodra@gmail.com>
4720 * cgraph.h (cgraph_make_decl_local): Declare.
4721 * cgraph.c (cgraph_make_decl_local): New function.
4722 (cgraph_make_node_local): Use it.
4723 * cgraphunit.c (cgraph_function_versioning): Likewise.
4724 * ipa.c (function_and_variable_visibility): Likewise.
4726 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4729 * except.c (sjlj_emit_function_enter): Don't call
4730 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4732 * rtl.h (add_reg_br_prob_note): Remove prototype.
4734 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4737 * c-common.c (conversion_warning): Remove widening conversions
4738 before checking the conversion of integers to reals.
4740 2010-02-19 Mike Stump <mikestump@comcast.net>
4743 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4746 * cgraphunit.c (process_function_and_variable_attributes): Check
4747 DECL_PRESERVE_P instead of looking up attribute "used".
4748 * ipa-pure-const.c (check_decl): Likewise.
4749 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4750 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4751 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4752 instead of attribute "used".
4753 * config/sol2-c.c (solaris_pragma_init): Likewise.
4754 (solaris_pragma_fini): Likewise.
4756 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4758 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4759 Use XCNEW instead of xcalloc.
4760 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4761 XNEW instead of xmalloc.
4762 (get_fields): Use XNEWVEC instead of xmalloc.
4765 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4766 populate vars array.
4767 (create_new_general_access): For debug stmts just reset value.
4768 (get_stmt_accesses): For accesses within debug stmts just record them
4769 using add_access_to_acc_sites instead of preventing the peeling or
4770 counting them as accesses.
4773 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4775 2010-02-19 Richard Guenther <rguenther@suse.de>
4777 PR tree-optimization/42916
4778 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4781 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4783 * configure.ac: Replace all uses of changequote in macro arguments
4784 with proper quoting.
4786 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4789 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4791 2010-02-19 Richard Guenther <rguenther@suse.de>
4793 PR tree-optimization/42944
4794 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4795 test for aliasing with errno.
4797 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4800 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4801 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4802 * dojump.c: Include output.h.
4803 (inv): New inline function.
4804 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4805 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4806 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4807 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4808 argument, pass it down to other calls.
4809 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4810 add REG_BR_PROB note to the conditional jump.
4811 * cfgexpand.c (add_reg_br_prob_note): Removed.
4812 (expand_gimple_cond): Don't call it, add the probability
4813 as last argument to jumpif_1/jumpifnot_1.
4814 * Makefile.in (dojump.o): Depend on output.h.
4815 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4817 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4818 * stmt.c (do_jump_if_equal): Likewise.
4819 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4820 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4821 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4823 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4824 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4825 jumpifnot_1 callers.
4826 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4828 (store_expr): Adjust jumpifnot caller.
4829 (store_constructor): Adjust jumpif caller.
4832 * gimplify.c (gimple_boolify): For __builtin_expect call
4833 gimple_boolify also on its first argument.
4835 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4837 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4839 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4840 * configure: Regenerated.
4842 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4844 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4845 lang_hooks.types_compatible_p instead of comptypes.
4847 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4849 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4850 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4851 if __prefer_thumb__ is defined.
4853 2010-02-18 Martin Jambor <mjambor@suse.cz>
4855 PR tree-optimization/43066
4856 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4857 array with zero-sized element type.
4859 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4861 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4862 rtx, allocate struct var_loc_node here and return it to the
4863 caller, and only if it is actually needed.
4864 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4865 move it earlier and return immediately if it returns NULL.
4867 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4869 * config/sparc/gas.h: New file. Restore
4870 TARGET_ASM_NAMED_SECTION to its ELF default.
4871 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4873 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4874 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4875 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4876 after sparc/sysv4.h.
4878 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4880 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4882 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4884 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4885 patterns from predicated pattern.
4887 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4890 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4891 for insn mnemonic suffix.
4893 2010-02-17 Richard Guenther <rguenther@suse.de>
4895 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4898 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4901 * caller-save.c (save_call_clobbered_regs): If BB ends with
4902 a DEBUG_INSN, move any notes in between last real insn and the last
4903 DEBUG_INSN after the last DEBUG_INSN.
4905 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4907 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4908 Fix return type. Fix argument type. Explain meaning of return value.
4910 2010-02-16 Richard Guenther <rguenther@suse.de>
4912 PR tree-optimization/41043
4913 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4914 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4916 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4918 2010-02-16 Ira Rosen <irar@il.ibm.com>
4920 PR tree-optimization/43074
4921 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4922 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4923 vectorizable cycles in hybrid SLP check.
4924 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4926 2010-02-16 Richard Guenther <rguenther@suse.de>
4928 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4929 (true_dependence): If memrefs_conflict_p computes must-alias
4930 trust it. Move TBAA check after offset-based disambiguation.
4931 (canon_true_dependence): Likewise.
4933 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4935 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4936 * doc/invoke.texi: Document it.
4937 * var-tracking.c: Include toplev.h and params.h.
4938 (vt_find_locations): Return bool indicating success. Compute
4939 hash sizes unconditionally. Check new parameter, report.
4940 (variable_tracking_main_1): Check vt_find_locations results and
4941 retry. Renamed from...
4942 (variable_tracking_main): ... this. New wrapper to preserve
4943 flag_var_tracking_assignments.
4944 * Makefile.in (var-tracking.o): Adjust dependencies.
4946 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4947 Jakub Jelinek <jakub@redhat.com>
4950 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4951 if weak_import attribute is present.
4952 * config/darwin.c (machopic_select_section): Likewise.
4954 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4956 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4957 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4958 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4959 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4961 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
4964 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4967 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4968 Rewrite text to refer to the names.
4970 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4972 * config/i386/i386-builtin-types.def
4973 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4974 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4975 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4976 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4977 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4978 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4979 IX86_BUILTIN_VPERMIL2PS256.
4980 (MULTI_ARG_4_DF2_DI_I): Defined.
4981 (MULTI_ARG_4_DF2_DI_I1): Defined.
4982 (MULTI_ARG_4_SF2_SI_I): Defined.
4983 (MULTI_ARG_4_SF2_SI_I1): Defined.
4984 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4985 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4986 __builtin_ia32_vpermil2ps256.
4987 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4988 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4989 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4990 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4991 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4992 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4993 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4994 CODE_FOR_xop_vpermil2v8sf3.
4995 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4996 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4997 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4998 (_mm256_permute2_pd): New.
4999 (_mm_permute2_ps): New.
5000 (_mm256_permute2_ps): New.
5002 2010-02-15 Nick Clifton <nickc@redhat.com>
5004 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5005 boolean parameters. Use emit_jump_insn when emitting a pop
5006 instruction containing a return insn.
5007 (push): Use 'true' rather than '1' as second parameter to F.
5008 (h8300_expand_prologue): Likewise.
5009 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5010 (h8300_expand_epilogue): Likewise.
5012 2010-02-15 Richard Guenther <rguenther@suse.de>
5015 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5018 2010-02-15 Nick Clifton <nickc@redhat.com>
5020 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5023 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5025 * intl.c (fake_ngettext): New function.
5026 * intl.h (fake_ngettext): Declare.
5027 (ngettext): Define macro.
5028 * collect2.c (notice_translated): New function.
5029 (main): Use notice_translated and ngettext.
5030 * collect2.h (notice_translated): Declare.
5032 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5034 * reorg.c (delete_computation): Comment fixes.
5035 * caller-save.c (setup_save_areas): Idem.
5036 * sel-sched-dump.c (dump_lv_set): Idem.
5039 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5041 * config/s390/s390.c (s390_sched_init): New function.
5042 (TARGET_SCHED_INIT): Target hook defined.
5044 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5045 Jack Howarth <howarth@bromo.med.uc.edu>
5046 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5049 Partial revert of unintended change in fix for PR41605.
5050 * config/darwin.h: Fix typo.
5051 * config/darwin9.h: Same.
5053 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5055 * c-pch.c (pch_init): Clear v.
5057 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5060 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5061 graphite_can_represent_init for MULT_EXPR.
5063 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5067 * graphite-sese-to-poly.c (remove_phi): New.
5068 (translate_scalar_reduction_to_array): Call remove_phi.
5070 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5073 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5074 * graphite-clast-to-gimple.h (gloog): Update declaration.
5075 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5076 * graphite-poly.h (struct poly_bb): Add missing comments.
5077 (struct scop): Add poly_scop_p field.
5079 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5080 * graphite.c (graphite_transform_loops): Build the polyhedral
5081 representation for each scop before code generation.
5082 * sese.c (rename_variables_in_operand): Removed.
5083 (rename_variables_in_expr): Return the renamed expression.
5084 (rename_sese_parameters): New.
5085 * sese.h (rename_sese_parameters): Declared.
5087 2010-02-11 Richard Guenther <rguenther@suse.de>
5089 PR tree-optimization/42998
5090 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5091 POINTER_PLUS_EXPR properly.
5093 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5094 Changpeng Fang <changpeng.fang@amd.com>
5097 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5098 the cost of an IV candidate when the IV is used in a test against zero.
5100 * gcc.dg/tree-ssa/ivopts-3.c: New.
5102 2010-02-11 Richard Guenther <rguenther@suse.de>
5105 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5106 pointer-vs-decl case by swapping refs. Handle some cases
5107 of pointer-vs-decl disambiguations more conservatively.
5108 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5109 to false after expanding.
5111 2010-02-11 Richard Guenther <rguenther@suse.de>
5114 * gcc.c (process_command): Handle LTO file@offset case more
5117 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5119 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5120 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5122 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5124 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5125 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5126 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5127 Optimize eq/ne comparisons when both arguments are known to be
5129 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5130 Don't mask operands unnecessarily if they are known to be already
5133 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5135 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5138 2010-02-10 Richard Guenther <rguenther@suse.de>
5140 PR tree-optimization/43017
5141 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5142 for wrapping signed arithmetic.
5144 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5147 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5148 if no debug info should be emitted for it.
5150 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5152 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5153 note when flag_exceptions is set.
5155 2010-02-10 Duncan Sands <baldrick@free.fr>
5157 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5159 2010-02-10 Richard Guenther <rguenther@suse.de>
5162 * tree.c (get_unwidened): Handle constants.
5163 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5165 2010-02-10 Martin Jambor <mjambor@suse.cz>
5168 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5169 check for variable argument counts independently.
5171 2010-02-10 Christian Bruel <christian.bruel@st.com>
5174 * config/sh/sh.c (find_barrier): Increase length for non delayed
5175 conditional branches.
5177 2010-02-10 Christian Bruel <christian.bruel@st.com>
5179 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5181 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5183 * builtins.c (set_builtin_user_assembler_name): Also handle
5184 ffs if int is smaller than word.
5186 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5189 * ira-conflicts.c (get_dup): Remove.
5190 (process_reg_shuffles): Add new parameter. Use it as an
5191 additional guard for copy generation.
5192 (add_insn_allocno_copies): Rewrite.
5194 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5196 * common.opt (fsched2-use-traces): Preserved for backward
5198 * doc/invoke.texi: Remove the documentation about option
5199 -fsched2-use-traces.
5200 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5201 flag_sched2_use_traces.
5202 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5203 the backward compatibility flag section.
5205 2010-02-09 Richard Guenther <rguenther@suse.de>
5207 PR tree-optimization/43008
5208 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5209 make HEAP variables initialized from global memory if they
5210 are not known builtin functions.
5211 (find_func_aliases): Adjust.
5213 2010-02-09 Richard Guenther <rguenther@suse.de>
5215 PR tree-optimization/43000
5216 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5217 arithmetic manually.
5219 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5221 PR tree-optimization/42931
5222 * tree-loop-linear.c (try_interchange_loops): Don't call
5223 double_int_mul if estimated_loop_iterations failed.
5225 2010-02-08 Martin Jambor <mjambor@suse.cz>
5228 * tree-sra.c (build_accesses_from_assign): Do not mark in
5229 should_scalarize_away_bitmap if stmt has volatile ops.
5230 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5233 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5235 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5237 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5239 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5242 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5245 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5247 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5250 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5251 to unknown_dependence.
5252 (graphite_legal_transform_dr): Handle the unknown_dependence.
5253 (graphite_carried_dependence_level_k): Same.
5255 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5257 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5259 2010-02-07 Richard Guenther <rguenther@suse.de>
5262 * expr.c (get_inner_reference): Always initialize *pbitsize.
5264 2010-02-07 Richard Guenther <rguenther@suse.de>
5267 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5268 new ARRAY_REFs on variable size element or minimal index arrays.
5270 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5271 gimple_fold_indirect_ref.
5273 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5276 * arm.c (arm_override_options): Just return if the user has specified
5277 an invalid fpu name.
5279 2010-02-03 Jason Merrill <jason@redhat.com>
5282 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5283 i386_pe_maybe_record_exported_symbol.
5285 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5288 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5289 (pa_delegitimize_address): New function.
5291 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5293 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5294 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5296 2010-02-05 Richard Guenther <rguenther@suse.de>
5299 * lto-streamer-in.c (get_resolution): Deal with references
5300 to undefined functions.
5302 2010-02-05 Richard Guenther <rguenther@suse.de>
5304 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5305 (fold_const_aggregate_ref): Likewise.
5306 (ccp_fold_stmt): Substitute loads.
5307 (maybe_fold_reference): Verify types before substituting.
5309 (fold_gimple_assign): Unshare properly.
5310 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5312 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5314 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5315 for rs6000_gen_cell_microcode.
5317 2010-02-04 Richard Guenther <rguenther@suse.de>
5319 PR rtl-optimization/42952
5320 * dse.c (const_or_frame_p): Remove MEM handling.
5322 2010-02-04 Nick Clifton <nickc@redhat.com>
5324 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5325 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5326 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5327 (mn10300_asm_output_mi_thunk): New function.
5328 (mn10300_can_output_mu_thunk): New function.
5329 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5330 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5331 (FUNCTION_ARG): Delete incorrect comment.
5333 2010-02-03 Jason Merrill <jason@redhat.com>
5336 * fold-const.c (operand_equal_p): Handle erroneous types.
5338 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5340 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5342 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5344 PR rtl-optimization/42941
5345 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5348 2010-02-03 Jason Merrill <jason@redhat.com>
5351 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5353 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5356 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5357 (cselib_reset_table): Renamed from...
5358 (cselib_reset_table_with_next_value): ... this.
5359 (cselib_get_next_uid): Renamed from...
5360 (cselib_get_next_unknown_value): ... this.
5361 * cselib.c (next_uid): Renamed from...
5362 (next_unknown_value): ... this.
5363 (cselib_clear_table): Adjust.
5364 (cselib_reset_table): Adjust. Renamed from...
5365 (cselib_reset_table_with_next_value): ... this.
5366 (cselib_get_next_uid): Adjust. Renamed from...
5367 (cselib_get_next_unknown_value): ... this.
5368 (get_value_hash): Use hash.
5369 (cselib_hash_rtx): Likewise.
5370 (new_cselib_val): Adjust. Set and dump uid.
5371 (cselib_lookup_mem): Pass next_uid as hash.
5372 (cselib_subst_to_values): Likewise.
5373 (cselib_log_lookup): Dump uid.
5374 (cselib_lookup): Pass next_uid as hash. Adjust.
5375 (cselib_process_insn): Adjust.
5376 (cselib_init): Initialize next_uid.
5377 (cselib_finish): Adjust.
5378 (dump_cselib_table): Likewise.
5379 * dse.c (canon_address): Dump value uid.
5380 * print-rtl.c (print_rtx): Print value uid.
5381 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5383 (dv_uid): New function, sort of renamed from...
5384 (dv_htab_hash): ... this, reimplemented in terms of it and...
5385 (dv_uid2hash): ... this. New.
5386 (variable_htab_eq): Drop excess assertions.
5387 (tie_break_pointers): Removed.
5388 (canon_value_cmp): Compare uids.
5389 (variable_post_merge_New_vals): Print uids.
5390 (vt_add_function_parameters): Adjust.
5391 (vt_initialize): Reset table. Adjust.
5393 2010-02-03 Richard Guenther <rguenther@suse.de>
5395 PR tree-optimization/42944
5396 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5397 (call_may_clobber_ref_p_1): Likewise. Properly handle
5398 malloc and calloc clobbering errno.
5400 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5402 * doc/invoke.texi: Fix name of sched1 dump.
5404 * opts.c (decode_options): Set flag_tree_switch_conversion
5405 only conditionally on optimize >= 2.
5407 * gcse.c: Assorted comment fixes in pass description.
5409 2010-02-03 Anthony Green <green@moxielogic.com>
5411 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5412 nop padding in order to maintain alignment of storage location of
5413 target function address.
5414 (moxie_trampoline_init): Store target function address at newly
5416 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5418 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5420 2010-02-03 Richard Guenther <rguenther@suse.de>
5423 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5425 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5427 * config.gcc: Reenable check for obsolete targets.
5428 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5429 mips-sgi-irix6.[0-4]*.
5431 2010-02-02 Nick Clifton <nickc@redhat.com>
5433 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5434 constant size of 4 as being the same as 0.
5435 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5436 can take values in the range 0..4.
5438 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5441 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5442 as _darwin10_Unwind_FindEnclosingFunction().
5443 * libgcc-libsystem.ver: New.
5445 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5448 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5449 implicitly set registers.
5451 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5453 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5454 (arm_override_options): Allow automatic selection of the thread
5455 pointer register if thumb2.
5456 (legitimize_pic_address): Improve code sequences for Thumb2.
5457 (arm_call_tls_get_addr): Likewise.
5458 (legitimize_tls_address): Likewise.
5459 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5460 (pic_load_addr_32bit): ... this. New named pattern.
5461 * thumb2.md (pic_load_addr_thumb2): Delete.
5462 (pic_load_dot_plus_four): Delete.
5463 (tls_load_dot_plus_four): New named pattern.
5465 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5468 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5469 Document fix for TLS bug.
5471 2010-01-31 Richard Guenther <rguenther@suse.de>
5473 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5474 conservatively correct.
5476 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5480 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5482 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5484 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5486 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5488 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5490 * config.gcc: Adjust order of makefile fragments for mingw targets.
5492 2010-01-31 Richard Guenther <rguenther@suse.de>
5495 * gimplify.c (gimplify_init_constructor): For volatile LHS
5496 initialize a temporary.
5498 2010-01-31 Matthias Klose <doko@ubuntu.com>
5500 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5502 * configure: Regenerate.
5504 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5506 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5507 the same alias set and their sizes different constantness.
5508 (aliasing_component_refs_p): Revert 2009-10-24 change.
5510 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5512 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5515 2010-01-29 Richard Guenther <rguenther@suse.de>
5517 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5518 Assert we successfully updated the call.
5520 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5522 PR rtl-optimization/42889
5523 * df.h (df_set_bb_dirty_nonlr): New prototype.
5524 * df-core.c (df_set_bb_dirty_nonlr): New function.
5525 * df-scan.c (df_insn_rescan): Call it instead of
5526 df_set_bb_dirty for DEBUG_INSNs.
5528 2010-01-29 Richard Guenther <rguenther@suse.de>
5531 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5532 quadratic behavior in most cases.
5534 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5537 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5538 in the call to gen_x86_movsicc_0_m1.
5540 2010-01-28 Richard Guenther <rguenther@suse.de>
5542 PR tree-optimization/42871
5543 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5545 2010-01-28 Richard Guenther <rguenther@suse.de>
5547 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5548 into call arguments.
5550 2010-01-28 Richard Guenther <rguenther@suse.de>
5553 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5554 the forwarder if the destination is an EH landing pad.
5556 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5558 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5559 block list passed to gimple_duplicate_sese_tail.
5560 (parallelize_loops): Avoid parallelization when the function
5562 Avoid parallelization when the preheader is IRREDUCIBLE.
5563 Try to optimize when estimated_loop_iterations_int is unresolved.
5564 Add the loop's location to the dump file.
5565 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5566 (gimple_duplicate_sese_tail): Remove the check for the latch.
5567 Redirect nexits to the exit block.
5568 Remove handling of the incoming edges to the latch.
5569 Redirect the backedge from the copied latch to the exit bb.
5571 2010-01-28 Michael Matz <matz@suse.de>
5574 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5575 Wrap force_reg into a sequence, emit it before user.
5577 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5579 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5581 (arm_legacy_rev): Likewise.
5582 (thumb_legacy_rev): Likewise.
5584 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5586 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5587 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5588 on MEM's address failed, try avoid_constant_pool_reference and
5589 recurse if it returned something different.
5590 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5591 address, try avoid_constant_pool_reference and recurse if it
5592 returned something different.
5593 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5594 address and avoid_constant_pool_reference returned something
5595 different, don't set have_address.
5597 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5600 * var-tracking.c (val_store): Add modified argument, obey it.
5602 (count_uses): Move down logging of main.
5603 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5604 don't need resolution.
5605 (emit_notes_in_bb): Likewise.
5607 2010-01-27 Richard Guenther <rguenther@suse.de>
5610 * tree-inline.c (remap_decl): Delay remapping of SSA name
5611 default definitions until we need them.
5613 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5615 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5616 (rs6000_delegitimize_address): New function.
5618 * config/s390/s390.c (s390_delegitimize_address): Call
5619 delegitimize_mem_from_attrs.
5622 * tree-inline.c (cannot_copy_type_1): Removed.
5623 (copy_forbidden): Don't forbid copying of functions containing
5624 records/unions with variable length fields.
5626 2010-01-27 Christian Bruel <christian.bruel@st.com>
5630 * config/sh/sh.c (find_barrier): Increase length for non delayed
5631 conditional branches.
5633 2010-01-27 Matthias Klose <doko@ubuntu.com>
5635 * configure.ac (gnu-unique-object): Fix ldd version check.
5636 * configure: Regenerate.
5638 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5640 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5642 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5643 Test for HAVE_GNU_AS value.
5645 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5647 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5648 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5649 INT64_TYPE): Define.
5650 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5651 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5652 INT_LEAST64_TYPE): Define.
5653 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5654 UINT_LEAST64_TYPE): Define.
5655 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5656 INT_FAST64_TYPE): Define.
5657 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5658 UINT_FAST64_TYPE): Define.
5659 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5660 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5661 (SIG_ATOMIC_TYPE): Define.
5663 2010-01-26 Richard Guenther <rguenther@suse.de>
5665 * df-scan.c (df_scan_set_bb_info): Remove assert.
5666 (df_insn_rescan_debug_internal): Merge asserts.
5667 (df_install_ref): Likewise.
5668 (df_mark_reg): Use bitmap_set_range.
5669 (df_hard_reg_used_p): Remove assert.
5670 (df_hard_reg_used_count): Likewise.
5672 2010-01-26 Richard Guenther <rguenther@suse.de>
5674 PR rtl-optimization/42685
5675 * web.c (web_main): Ignore DEBUG_INSNs.
5677 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5679 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5681 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5682 Fix types of fndecl and arglist parameters.
5684 2010-01-26 Richard Guenther <rguenther@suse.de>
5687 * tree-eh.c (unsplit_eh): Skip debug insns.
5689 2010-01-26 Richard Guenther <rguenther@suse.de>
5691 PR tree-optimization/42250
5692 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5694 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5697 * omp-low.c (expand_omp_sections): Only use single_pred if
5698 l2_bb is single_pred_p.
5700 2010-01-25 Christian Bruel <christian.bruel@st.com>
5703 * config/sh/sh.c (find_barrier): Increase length for non delayed
5704 conditional branches.
5705 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5707 2010-01-24 David S. Miller <davem@davemloft.net>
5709 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5710 define if not using GAS.
5711 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5712 Likewise. Delete SECTION_MERGE code, which is only applicable
5715 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5718 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5719 mangling of va_list in system headers.
5721 2010-01-23 Toon Moene <toon@moene.org>
5723 * tree-predcom.c (combine_chains): Return NULL, not false.
5725 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5727 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5728 initialization of variable res to agree with return type.
5730 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5732 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5733 * tree-sra.c: Add include of expr.h.
5735 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5737 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5738 insert the debug stmt on the single non-EH edge from the stmt.
5740 2010-01-22 Richard Henderson <rth@redhat.com>
5743 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5744 the RHS until after generate_subtree_copies has insertted its
5745 code before the current statement.
5747 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5749 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5751 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5753 2010-01-21 Martin Jambor <mjambor@suse.cz>
5755 PR tree-optimization/42585
5756 * tree-sra.c (struct access): New field grp_total_scalarization.
5757 (dump_access): Dump the new field.
5758 (should_scalarize_away_bitmap): New variable.
5759 (cannot_scalarize_away_bitmap): Likewise.
5760 (sra_initialize): Allocate new bitmaps.
5761 (sra_deinitialize): Free new bitmaps.
5762 (create_access_1): New function.
5763 (create_access): Parts moved to create_access_1.
5764 (type_consists_of_records_p): New function.
5765 (completely_scalarize_record): Likewise.
5766 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5767 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5768 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5770 (analyze_all_variable_accesses): Completely scalarize small eligible
5773 2010-01-21 Martin Jambor <mjambor@suse.cz>
5775 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5777 2010-01-21 Andrew Haley <aph@redhat.com>
5779 * gcc.c (process_command): Move lang_specific_driver before
5780 setting cc_libexec_prefix.
5782 2010-01-21 Richard Guenther <rguenther@suse.de>
5785 * fold-const.c (negate_expr_p): Pretend only negative
5786 real constants are easily negatable.
5788 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5789 Jason Merrill <jason@redhat.com>
5791 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5792 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5793 * calls.c (initialize argument_information): Handle it.
5794 * c-common.c (handle_transparent_union_attribute): Use new name.
5795 * c-decl.c (finish_struct): Ditto.
5796 * c-typeck.c (type_lists_compatible_p): Ditto.
5797 (convert_for_assignment): Use new name and also handle record.
5798 * function.c (aggregate_value_p): Handle it.
5799 (pass_by_reference): Ditto.
5800 (assign_parm_data_types): Ditto.
5801 * print-tree.c (print_node): Ditto.
5802 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5803 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5804 * tree.c (first_field): New fn.
5806 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5809 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5810 even when linking statically, for now.
5812 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5815 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5816 without a cselib val.
5817 (count_uses): Accept MO_VAL_SET with no val on stores.
5818 (add_stores): Likewise.
5820 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5822 * var-tracking.c (check_value_val): Add a compile time assertion.
5823 (dv_is_decl_p): Simplify.
5824 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5825 gcc_assert if ENABLE_CHECKING.
5827 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5830 * var-tracking.c: Include tree-flow.h.
5831 (mem_dies_at_call): New.
5832 (dataflow_set_preserve_mem_locs): Use it.
5833 (dataflow_set_remove_mem_locs): Likewise.
5834 (dump_var): Renamed from dump_variable. Adjust all callers.
5835 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5836 * Makefile.in (var-tracking.o): Adjust deps.
5838 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5840 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5842 2010-01-20 Richard Guenther <rguenther@suse.de>
5844 PR tree-optimization/42717
5845 * tree-ssa-dce.c (get_live_post_dom): Remove.
5846 (forward_edge_to_pdom): Take an arbitrary edge to copy
5847 degenerate PHI args from.
5848 (remove_dead_stmt): Use the first post-dominator even if it
5849 does not contain live statements as redirection destination.
5851 2010-01-20 Richard Guenther <rguenther@suse.de>
5853 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5855 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5857 * sel-sched.c (create_speculation_check): Remove set but not used
5859 (try_transformation_cache): Remove set but not used variable ds.
5860 (calculate_privileged_insns): Remove set but not used variables
5861 cur_insn and min_spec_insn.
5862 (find_best_expr): Remove set but not used variable avail_n.
5863 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5865 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5867 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5868 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5871 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5874 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5875 cpu types. Add support for *-sse3 cpu types.
5876 (x86_64-*-*): Ditto.
5878 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5881 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5882 argument, call initializer_constant_valid_p_1 instead of
5883 initializer_constant_valid_p, pass CACHE to it, return NULL
5884 immediately if first call returns NULL.
5885 (initializer_constant_valid_p_1): New function.
5886 (initializer_constant_valid_p): Use it.
5888 2010-01-20 Thomas Quinot <quinot@adacore.com>
5890 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5892 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5894 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5895 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5896 (loc_list_from_tree): Don't handle unsigned division. Handle
5897 signed modulo using DW_OP_{over,over,div,mul,minus}.
5898 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5899 modulo instead of signed.
5901 2010-01-20 DJ Delorie <dj@redhat.com>
5903 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5905 (h8300_emit_stack_adjustment): Propogate it.
5907 (h8300_expand_prologue): Likewise.
5908 (h8300_expand_epilogue): Likewise.
5910 2010-01-19 Michael Matz <matz@suse.de>
5912 PR tree-optimization/41783
5913 * tree-data-ref.c (toplevel): Include flags.h.
5914 (dump_data_dependence_relation): Also dump the inputs if the
5915 result will be unknown.
5916 (split_constant_offset_1): Look through some conversions.
5917 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5918 the offset from last element is too large.
5919 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5920 (reassociate_to_the_same_stmt): Handle vector registers.
5921 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5923 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5924 wide_prolog_niters argument, emit widening instructions.
5925 (vect_do_peeling_for_alignment): Adjust caller, use widened
5926 variant of the iteration cound.
5927 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5929 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5932 * config/arm/neon-testgen.m (emit_automatics): New parameter
5933 features. Adjust for Fixed_return_reg feature.
5934 (test_intrinsic): Call emit_automatics with new feature.
5935 * config/arm/neon.ml: Update copyright years.
5936 (features): New Fixed_return_reg feature.
5937 (ops): Update feature for Vget_low.
5939 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5941 PR tree-optimization/42719
5942 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5946 * fwprop.c (all_uses_available_at): Return false if def_set dest
5947 is a REG that is used in def_insn.
5949 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5951 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5953 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5956 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5958 * target.h (struct gcc_target) <secondary_reload>: Change type
5959 of last argument to secondary_reload_info *.
5961 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5964 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5965 memory references with unaligned offsets. Remove CQImode handling.
5966 (unaligned_memory_operand): Return 1 for memory references with
5967 unaligned offsets. Remove CQImode handling.
5969 2010-01-18 Richard Guenther <rguenther@suse.de>
5972 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5975 2010-01-18 Richard Guenther <rguenther@suse.de>
5977 PR tree-optimization/42781
5978 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5979 restrict processing only if the original variable was artificial.
5981 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5983 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5984 find number of popped argument bytes.
5986 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5987 Fix the text that describes the return value for invalid insns.
5989 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5991 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5992 Clarify what 'cost of the -dependence' is. Fix quoting.
5994 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5995 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5997 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5999 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6000 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6002 2010-01-17 Richard Guenther <rguenther@suse.de>
6005 * function.c (split_complex_args): Take a VEC to modify.
6006 (assign_parms_augmented_arg_list): Build a VEC instead of
6007 a chain of PARM_DECLs.
6008 (assign_parms_unsplit_complex): Take a VEC of arguments.
6009 Do not fixup unmodified parms.
6010 (assign_parms): Deal with the VEC.
6011 (gimplify_parameters): Likewise.
6013 2010-01-17 Richard Guenther <rguenther@suse.de>
6015 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6016 node existence check.
6017 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6018 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6019 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6020 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6021 (gimple_execute_on_growing_pred): Likewise.
6023 2010-01-17 Richard Guenther <rguenther@suse.de>
6025 PR tree-optimization/42773
6026 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6027 (compute_antic_aux): Likewise.
6028 (compute_partial_antic_aux): Likewise.
6030 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6033 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6036 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6038 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6041 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6042 Fix markup for strict argument.
6044 (TARGET_SCHED_REORDER2): Fix argument types.
6046 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6047 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6049 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6050 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6052 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6055 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6056 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6057 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6058 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6059 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6061 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6063 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6065 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6066 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6068 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6070 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6073 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6075 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6076 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6078 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6080 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6082 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6083 referring to it. Fix language.
6085 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6087 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6089 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6091 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6093 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6094 '@var{stream}. Remove stray 'and'.
6096 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6098 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6100 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6102 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6103 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6105 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6106 Fix description of return value.
6107 Rename argument "sz" to "len."
6109 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6110 Clarify meaning of 'true' return value.
6112 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6114 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6115 rep_mode versus mode_rep.
6117 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6119 (TARGET_BUILTIN_DECL): Fix name.
6121 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6123 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6125 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6127 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6129 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6131 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6134 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6135 Rename argument tm_fn to md_fn.
6137 (TARGET_OPTION_PRINT): Fix argument list.
6139 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6142 * config/i386/i386.c (ix86_fixup_binary_operands):
6143 Revert FMA4 fixup of operands.
6145 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6148 * Makefile.in (write_entries_to_file, install-plugin):
6149 Use \012 instead of \n with tr.
6151 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6153 * configure.ac (HAVE_AS_REF): New C macro.
6154 * configure: Regenerate.
6155 * config.in: Likewise.
6156 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6158 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6161 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6163 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6165 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6167 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6169 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6171 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6173 (TARGET_BINDS_LOCAL_P): Fix argument type.
6175 (TARGET_ASM_FILE_END): Use prototype.
6177 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6179 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6181 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6183 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6185 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6186 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6188 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6189 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6191 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6192 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6193 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6194 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6196 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6198 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6200 (TARGET_INIT_BUILTINS): Use prototype.
6202 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6203 Put 'const char *' in braces. Fix parameter types.
6204 (TARGET_INVALID_CONVERSION): Fix parameter types.
6205 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6206 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6208 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6211 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6213 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6215 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6217 * doc/tm.texi (TARGET_HELP): Fix return type.
6219 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6220 in braces. Fix argument types.
6222 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6224 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6226 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6228 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6229 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6231 (TARGET_MANGLE_TYPE): Fix argument types.
6233 (TARGET_IRA_COVER_CLASSES): Use prototype.
6235 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6237 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6239 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6241 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6243 (TARGET_CALLEE_COPIES): Fix argument types.
6245 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6247 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6249 (TARGET_FUNCTION_VALUE): Fix argument types.
6251 (TARGET_RETURN_IN_MSB): Fix argument type.
6253 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6255 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6257 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6259 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6260 agree with return type.
6262 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6264 2010-01-15 Jing Yu <jingyu@google.com>
6266 PR rtl-optimization/42691
6267 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6268 a pseudo to a constant and are merged, and adjust comments.
6270 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6272 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6274 2010-01-15 Richard Guenther <rguenther@suse.de>
6277 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6278 labels of computed or non-local gotos to the destination.
6279 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6280 landing pad label is the first label.
6282 2010-01-15 Richard Guenther <rguenther@suse.de>
6284 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6286 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6289 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6290 to allow generation of the xssqrtdp instruction on power7.
6291 (sqrtdf2_fpr): Ditto.
6293 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6296 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6297 functions with noreturn attribute.
6300 * varasm.c (declare_weak): Add weak attribute to decl if it
6301 doesn't have one already.
6302 (assemble_external): Only add decls to weak_decls if they also
6303 have weak attribute.
6305 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6307 * var-tracking.c (var_reg_delete): Don't delete the association
6308 between REGs and values or one-part variables if the register
6311 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6314 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6315 because its first operand is a non-localized variable.
6317 2010-01-14 Martin Jambor <mjambor@suse.cz>
6319 PR tree-optimization/42706
6320 * tree-sra.c (encountered_recursive_call): New variable.
6321 (encountered_unchangable_recursive_call): Likewise.
6322 (sra_initialize): Initialize both new variables.
6323 (callsite_has_enough_arguments_p): New function.
6324 (scan_function): Call decl and flags check only for IPA-SRA, check
6325 whether there is a recursive call and whether it has enough arguments.
6326 (all_callers_have_enough_arguments_p): New function.
6327 (convert_callers): Look for recursive calls only when
6328 encountered_recursive_call is set.
6329 (ipa_early_sra): Bail out either if
6330 !all_callers_have_enough_arguments_p or
6331 encountered_unchangable_recursive_call.
6333 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6335 * sel-sched.c: Add 2010 to copyright years.
6336 * sel-sched-ir.c: Likewise.
6337 * sel-sched-ir.h: Likewise.
6339 2010-01-14 Martin Jambor <mjambor@suse.cz>
6341 PR tree-optimization/42714
6342 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6343 constructors specially.
6345 2010-01-14 Andi Kleen <ak@linux.intel.com>
6347 * config/i386/drivers-i386.c (detect_caches_intel):
6348 Add l2sizekb parameter and fill in.
6349 (host_detect_local_cpu): Add l2sizekb, fill in.
6350 Add Atom small cache heuristic.
6352 2010-01-14 Andi Kleen <ak@linux.intel.com>
6354 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6355 Add level3 parameter and fill in.
6356 (detect_caches_intel): Handle level3 cache.
6358 2010-01-14 Andi Kleen <ak@linux.intel.com>
6360 * config/i386/drivers-i386.c (host_detect_local_cpu):
6361 Fix core duo detection.
6363 2010-01-14 Andi Kleen <ak@linux.intel.com>
6365 * config/i386/drivers-i386.c (host_detect_local_cpu):
6368 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6370 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6371 (rs6000_variable_issue_1): this. Use...
6372 (rs6000_variable_issue): here. Reimplement. Print debug info.
6374 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6376 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6377 sel_restore_notes. Update all callers. Call reemit_notes
6380 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6382 PR rtl-optimization/42246
6383 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6386 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6388 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6389 all successors is the same as number of successors in current region.
6391 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6393 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6394 to rename is not separable. Otherwise check that its LHS is not NULL.
6396 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6398 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6400 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6402 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6403 available registers when failed to discover LHS register class.
6404 Fix indentation. Update comment.
6406 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6407 Alexander Monakov <amonakov@ispras.ru>
6409 PR rtl-optimization/42389
6410 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6412 (advance_state_on_fence): Likewise.
6413 (sel_target_adjust_priority): Print debug output only when
6414 sched_verbose >= 4, not 2.
6415 (get_expr_cost): Do not issue all unique insns on the next cycle.
6416 (fill_insns): Initialize can_issue_more from the value saved
6418 * sel-sched-ir.c (flist_add): New parameter issue_more.
6419 Init FENCE_ISSUE_MORE with it.
6420 (merge_fences): Likewise.
6421 (init_fences): Update call to flist_add.
6422 (add_to_fences, add_clean_fence_to_fences)
6423 (add_dirty_fence_to_fences): Likewise.
6424 (move_fence_to_fences): Update call to merge_fences.
6425 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6427 * sel-sched-ir.h (struct _fence): New field issue_more.
6428 (FENCE_ISSUE_MORE): New accessor macro.
6430 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6432 PR rtl-optimization/42388
6433 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6434 that have no predecessors nor successors. Do not call move_bb_info
6435 for empty blocks outside of current region.
6437 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6439 PR rtl-optimization/42294
6440 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6441 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6442 originators' originators.
6444 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6446 PR rtl-optimization/39453
6447 PR rtl-optimization/42246
6448 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6450 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6452 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6453 Alexander Monakov <amonakov@ispras.ru>
6456 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6457 (maybe_tidy_empty_bb): ... here. Make static. Add new
6458 argument. Update all callers.
6459 (tidy_control_flow): ... and here. Recompute topological order
6460 of basic blocks in region if necessary.
6461 (sel_redirect_edge_and_branch): Change return type. Return true
6462 if topological order might have been invalidated.
6463 (purge_empty_blocks): Export and move from...
6464 * sel-sched.c (purge_empty_blocks): ... here.
6465 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6466 (maybe_tidy_empty_bb): Delete prototype.
6467 (purge_empty_blocks): Declare.
6469 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6471 PR rtl-optimization/42249
6472 * sel-sched.c (try_replace_dest_reg): When chosen register
6473 and original register is the same, do not bail out early, but
6474 still check all original insns for validity of replacing destination
6475 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6478 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6481 Port from no-undefined-overflow branch:
6482 2009-03-09 Richard Guenther <rguenther@suse.de>
6484 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6486 2010-01-14 Richard Guenther <rguenther@suse.de>
6489 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6491 2010-01-14 Ira Rosen <irar@il.ibm.com>
6493 PR tree-optimization/42709
6494 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6495 as scalar type in creation of constant vector operand.
6497 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6500 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6501 (check-parallel-%): Match `testsuite' directory component only
6504 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6506 PR translation/39521
6507 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6510 2010-01-13 Richard Guenther <rguenther@suse.de>
6512 PR tree-optimization/42730
6513 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6516 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6519 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6520 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6523 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6525 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6526 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6527 ___umulsi3_highpart.
6529 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6530 rather than schedule_insns if the pass is enabled.
6532 2010-01-13 Martin Jambor <mjambor@suse.cz>
6534 PR tree-optimization/42704
6535 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6538 2010-01-13 Martin Jambor <mjambor@suse.cz>
6540 PR tree-optimization/42703
6541 * tree-sra.c (analyze_access_subtree): Check that we can build a
6542 reference to the original data within the aggregate.
6544 2010-01-13 Richard Guenther <rguenther@suse.de>
6546 PR tree-optimization/42705
6547 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6549 2010-01-13 Richard Guenther <rguenther@suse.de>
6552 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6554 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6557 * var-tracking.c (values_to_unmark): New variable.
6558 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6559 values_to_unmark vector. Moved body to...
6560 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6561 instead queue it into values_to_unmark vector.
6562 (vt_find_locations): Free values_to_unmark vector.
6564 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6566 * config/s390/s390.c (override_options): Set
6567 default of max-pending-list-length to 256
6569 2010-01-13 Richard Guenther <rguenther@suse.de>
6572 * tree-pass.h (PROP_gimple_lcx): New.
6573 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6574 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6575 before the final cleanup_eh.
6576 (dump_properties): Dump PROP_gimple_lcx.
6577 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6578 (tree_lower_complex_O0): Remove.
6579 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6580 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6581 tree_lower_complex, schedule TODO_update_ssa.
6582 * lto-streamer-out.c (output_function): Stream the functions
6584 * lto-streamer-in.c (input_function): Likewise.
6585 (lto_read_body): Do not override them here.
6587 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6590 * c-typeck.c (build_c_cast): Fold value cast to union type before
6591 wrapping it in a CONSTRUCTOR.
6593 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6595 PR rtl-optimization/42699
6596 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6599 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6601 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6602 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6603 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6604 SUBTARGET_WARN_UNUSED_SPEC): ... here
6605 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6607 2010-01-12 Julian Brown <julian@codesourcery.com>
6609 * config/arm/neon-schedgen.ml (Utils): Don't try to
6610 open missing module.
6611 (find_with_result): New.
6613 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6616 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6617 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6619 PR tree-optimization/42645
6620 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6621 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6622 decl_map, set processing_debug_stmt to -1 and return name without
6625 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6627 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6628 binutils version, and reword target configuration description.
6630 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6632 * config/avr/avr.h (LINKER_NAME): Remove.
6634 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6637 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6638 that support VSX, warn for -mno-altivec if vsx is not disabled,
6641 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6642 Shujing Zhao <pearly.zhao@oracle.com>
6644 PR translation/42469
6645 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6646 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6647 character between option name and help text.
6648 * c.opt (imultilib): Likewise.
6650 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6652 * lto-streamer-out.c (output_unreferenced_globals): Output static
6655 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6657 PR rtl-optimization/42621
6658 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6659 optimizing for size.
6660 (duplicate_computed_gotos): Remove now-redundant check.
6662 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6665 * configure.ac: Save and restore LDFLAGS and LIBS
6666 * configure: Regenerate.
6668 2010-01-10 Richard Guenther <rguenther@suse.de>
6671 * builtins.c (fold_builtin_strlen): Add type argument and
6672 convert the resulting length to it.
6673 (fold_builtin_1): Adjust.
6675 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6677 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6678 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6680 (num_insns_constant_wide): Adjust for that change.
6682 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6685 * web.c (union_defs): Add used argument, to combine uses of
6687 (entry_register): Adjust type and tests of used argument.
6688 (web_main): Widen used for new use. Pass it to union_defs.
6689 * df.h (union_defs): Adjust prototype.
6691 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6694 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6695 uses in new incoming argument. Free body.
6696 (reset_debug_uses_in_loop): New.
6697 (analyze_insn_to_expand_var): Call the latter if the former found
6698 anything. Fix whitespace. Reject invalid dest overlaps before
6699 going through all insns in the loop.
6701 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6704 * haifa-sched.c (dying_use_p): Debug insns don't count.
6706 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6709 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6710 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6711 (verify_gimple_call): Reject LHS in noreturn calls.
6713 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6717 * tree-vect-loop-manip.c (adjust_info): New type.
6718 (adjust_vec): New pointer to vector.
6719 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6720 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6721 (slpeel_update_phis_for_duplicate_loop): Use them.
6722 (slpeel_update_phi_nodes_for_guard1): Likewise.
6723 (slpeel_update_phi_nodes_for_guard2): Likewise.
6724 (slpeel_tree_peel_loop_to_edge): Likewise.
6725 (vect_update_ivs_after_vectorizer): Likewise.
6727 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6729 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6730 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6732 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6734 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6735 bogus uninitialized warning.
6737 2010-01-09 Richard Guenther <rguenther@suse.de>
6740 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6741 the evolution is compatible with the initial condition.
6743 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6745 * gcc.c (process_command): Update copyright notice dates.
6746 * gcov.c (print_version): Likewise.
6747 * gcov-dump.c (print_version): Likewise.
6748 * mips-tfile.c (main): Likewise.
6749 * mips-tdump.c (main): Likewise.
6751 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6754 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6756 (rotlhi3_8): Delete.
6758 (rotlsi3_8): Delete.
6759 (rotlsi3_16): Delete.
6760 (rotlsi3_24): Delete.
6762 (*rotw<mode>3): New.
6763 (*rotb<mode>3): New.
6764 * config/avr/avr.c (avr_rotate_bytes): New function.
6765 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6767 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6770 * configure.ac: Modify -rdynamic check.
6771 * configure: Regenerate.
6773 2010-01-08 DJ Delorie <dj@redhat.com>
6775 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6776 register popping order.
6778 2010-01-08 Richard Guenther <rguenther@suse.de>
6781 * c.opt (fsigned-char): Also let LTO handle this option.
6782 (funsigned-char): Likewise.
6784 2010-01-07 Richard Guenther <rguenther@suse.de>
6786 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6787 (gimple_op): Likewise.
6788 (gimple_op_ptr): Likewise.
6789 (gimple_assign_set_lhs): Remove gcc_assert.
6790 (gimple_assign_set_rhs1): Likewise.
6791 (gimple_assign_set_rhs2): Likewise.
6792 (gimple_call_set_lhs): Likewise.
6793 (gimple_call_set_fn): Likewise.
6794 (gimple_call_set_fndecl): Likewise.
6795 (gimple_call_fndecl): Likewise.
6796 (gimple_call_return_type): Likewise.
6797 (gimple_call_set_chain): Likewise.
6798 (gimple_call_num_args): Likewise.
6799 (gimple_call_set_arg): Likewise.
6800 (gimple_cond_set_code): Likewise.
6801 (gimple_cond_set_lhs): Likewise.
6802 (gimple_cond_set_rhs): Likewise.
6803 (gimple_cond_set_true_label): Likewise.
6804 (gimple_cond_set_false_label): Likewise.
6805 (gimple_label_set_label): Likewise.
6806 (gimple_goto_set_dest): Likewise.
6807 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6808 (gimple_debug_bind_get_value): Likewise.
6809 (gimple_debug_bind_get_value_ptr): Likewise.
6810 (gimple_debug_bind_set_var): Likewise.
6811 (gimple_debug_bind_set_value): Likewise.
6812 (gimple_debug_bind_reset_value): Likewise.
6813 (gimple_debug_bind_has_value_p): Likewise.
6814 (gimple_return_retval_ptr): Remove gcc_assert.
6815 (gimple_return_retval): Likewise.
6816 (gimple_return_set_retval): Likewise.
6817 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6818 (safe_referenced_var_iterator): Remove.
6819 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6820 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6821 (fill_referenced_var_vec): Remove.
6822 (first_readonly_imm_use): Remove redundant gcc_assert.
6823 (phi_arg_index_from_use): Combine gcc_asserts.
6824 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6825 (first_imm_use_stmt): Remove redundant gcc_assert.
6826 * tree-cfg.c (verify_gimple_call): Verify function and chain
6827 operands. Verify arguments.
6828 (verify_types_in_gimple_stmt): Verify condition code and labels.
6830 2010-01-07 Richard Guenther <rguenther@suse.de>
6832 PR tree-optimization/42641
6833 * sese.c (rename_map_elt_info): Use the SSA name version, do
6836 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6838 PR tree-optimization/42625
6839 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6840 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6842 2010-01-07 Duncan Sands <baldrick@free.fr>
6844 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6846 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6849 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6850 note itself is not function_invariant_p.
6852 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6854 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6855 Do not add the DF_NOTE problem.
6856 * store-motion.c (execute_rtl_store_motion): Likewise.
6858 2010-01-07 Martin Jambor <mjambor@suse.cz>
6860 PR tree-optimization/42157
6861 * tree-sra.c (compare_access_positions): Stabilize sort if both
6862 accesses have integer types, return zero immediately if they are the
6865 2010-01-06 Richard Henderson <rth@redhat.com>
6868 * haifa-sched.c (add_to_note_list): Merge into ...
6869 (concat_note_lists): ... here, and ...
6870 (unlink_other_notes, rm_other_notes): Merge into...
6871 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6872 NOTE_INSN_EPILOGUE_BEG.
6874 2010-01-06 Richard Guenther <rguenther@suse.de>
6876 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6877 not inline regular functions into always-inline functions.
6879 2010-01-06 Nick Clifton <nickc@redhat.com>
6881 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6882 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6884 (OVERRIDE_OPTIONS): Delete.
6885 (OPTIMIZATION_OPTIONS): Define.
6886 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6887 * config/rx/rx.c (rx_handle_option): Issue an error message if
6888 -mcpu=rx200 and -fpu are used together.
6889 (rx_set_optimization_options): New function. Issue an error
6890 message if an optimization attribute attempts to reset the FPU/
6891 math optimization pairing.
6892 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6893 * config/rx/rx.opt: Set the default to 32-bit doubles.
6894 * config/rx/t-rx: Add multilibs for -nofpu option.
6895 * doc/invoke.texi: Update documentation of RX options.
6897 2010-01-06 Richard Guenther <rguenther@suse.de>
6899 * tree-ssa-pre.c (name_to_id): New global.
6900 (alloc_expression_id): Simplify SSA name handling.
6901 (lookup_expression_id): Likewise.
6902 (init_pre): Zero name_to_id.
6903 (fini_pre): Free it.
6905 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6907 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6909 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6912 * config/i386/sse.md (smaxv2di3): New.
6913 (umaxv2di3): Likewise.
6914 (sminv2di3): Likewise.
6915 (uminv2di3): Likewise.
6917 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6920 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6921 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6922 (legitimize_tls_address): Likewise.
6923 (sparc_tls_referenced_p): Likewise.
6924 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6925 and adjust calls to legitimize_pic_address.
6926 (legitimate_constant_p) Use sparc_tls_referenced_p.
6927 (legitimate_pic_operand_p): Likewise.
6928 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6929 (sparc_tls_symbol_ref_1): Delete.
6930 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6931 (legitimize_tls_address): Make static, handle CONST patterns.
6932 (legitimize_pic_address): Make static, remove unused parameter and
6933 adjust recursive calls.
6934 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6935 and adjust call to legitimize_pic_address.
6936 (sparc_output_mi_thunk): Likewise.
6938 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6939 H.J. Lu <hongjiu.lu@intel.com>
6942 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6943 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6944 operands to make them signed.
6947 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6950 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6951 GTU to GT for V4SI and V2DI.
6953 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6954 (umin<mode>3): Removed.
6956 (uminv4si3): Likewise.
6958 2010-01-05 Martin Jambor <mjambor@suse.cz>
6960 PR tree-optimization/42462
6961 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6962 current_function_decl to helper functions and macros.
6964 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6967 * flags.h: Don't include real.h.
6968 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6969 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6970 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6971 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6972 * dominance.c: Update copyright.
6973 * gimple.c (walk_gimple_op): Remove inline.
6974 * tree-ssa-reassoc.c: Include real.h.
6975 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6976 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6978 2010-01-05 Nick Clifton <nickc@redhat.com>
6980 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6981 register to push into the stack frame when the accumulator has to
6982 be saved during interrupts.
6984 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6986 * doc/invoke.texi: Remove the documentation about option
6988 * common.opt (Wunreachable-code): Preserved for backward
6990 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6991 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6992 the backward compatibility flag section.
6994 2010-01-05 Richard Guenther <rguenther@suse.de>
6996 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6998 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7001 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7003 PR tree-optimization/42508
7004 * tree-sra.c (convert_callers): Check for recursive call
7005 by comparing cgraph nodes instead of decls.
7006 (modify_function): Call ipa_modify_formal_parameters also
7007 on all same_body aliases.
7009 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7010 cgraph nodes when checking for same_body aliases.
7012 2010-01-05 Richard Guenther <rguenther@suse.de>
7014 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7015 allocation and lookup.
7016 (get_or_alloc_expr_for_constant): Likewise.
7017 (phi_translate): Sink allocation.
7019 2010-01-04 Richard Guenther <rguenther@suse.de>
7021 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7022 a new entry only if needed.
7023 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7024 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7026 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7028 (phi_translate): Handle CONSTANTs early.
7030 2010-01-04 Martin Jambor <mjambor@suse.cz>
7032 PR tree-optimization/42398
7033 * tree-sra.c (struct access): Removed flag grp_different_types.
7034 (dump_access): Do not dump the removed flag.
7035 (sort_and_splice_var_accesses): Do not set the removed flag.
7036 (sra_modify_expr): Check for type compatibility directly.
7038 2010-01-04 Martin Jambor <mjambor@suse.cz>
7040 PR tree-optimization/42366
7041 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7042 edges with variable number of parameters.
7043 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7044 flag instead of asserting it.
7045 (ipa_read_node_info): Read uses_analysis_done flag.
7047 2010-01-04 Richard Guenther <rguenther@suse.de>
7049 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7050 iterative_hash_* as intended.
7051 (vn_reference_compute_hash): Likewise. Simplify hashing
7053 (vn_reference_lookup_2): Likewise.
7054 (vn_nary_op_compute_hash): Likewise.
7055 (vn_phi_compute_hash): Likewise.
7056 (expressions_equal_p): Remove strange code.
7057 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7058 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7059 (bitmap_insert_into_set_1): Take value-id as parameter.
7060 (add_to_value): Pass it.
7061 (bitmap_insert_into_set): Likewise.
7062 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7064 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7067 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7068 (do_self_spec): For switches with SWITCH_IGNORE set set also
7069 SWITCH_IGNORE_PERMANENTLY.
7070 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7073 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7075 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7076 tree of an unreferenced global var.
7078 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7081 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7082 GTU to GT for V4SI and V2DI.
7084 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7085 (umin<mode>3): Removed.
7087 (uminv4si3): Likewise.
7089 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7092 * collect2.c (main): Turn on trace in collect2 if -v is passed
7095 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7097 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7098 description of expression operand.
7100 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7102 * configure.ac: Add install-html to target_list for Make-hooks.
7103 * configure: Regenerate.
7104 * fortran/Make-lang.in (F95_HTMLFILES): New.
7105 (fortran.html): Use it.
7106 (fortran.install-html): New.
7107 * Makefile.in (install-html): Add lang.install-html.
7108 * java/Make-lang.in (JAVA_HTMLFILES): New.
7109 (java.html): Use it.
7110 (java.install-html): New.
7111 * objc/Make-lang.in (objc.install-html): New.
7112 * objcp/Make-lang.in (obj-c++.install-html): New.
7113 * cp/Make-lang.in (c++.install-html): New.
7114 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7115 * lto/Make-lang.in (lto.install-html): New.
7117 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7120 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7122 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7124 PR rtl-optimization/41862
7125 * store-motion.c (store_killed_in_insn, compute_store_table,
7126 remove_reachable_equiv_notes, replace_store_insn,
7127 build_store_vectors): Ignore all DEBUG_INSNs.
7129 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7132 * common.opt: Add dumpdir.
7134 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7136 (option_map): Add --dumpdir.
7138 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7140 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7142 * opts.c (decode_options): Try dump_dir_name first if
7143 dump_base_name isn't an absolute path.
7144 (common_handle_option): Handle OPT_dumpdir.
7146 * toplev.c (dump_dir_name): New.
7147 (print_switch_values): Also ignore -dumpdir.
7149 * toplev.h (dump_dir_name): New.
7151 2010-01-03 Richard Guenther <rguenther@suse.de>
7153 PR tree-optimization/42589
7154 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7155 double-word expansion of bswap32.
7157 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7159 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7160 with BLOCK_FOR_INSN.
7161 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7162 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7163 noce_process_if_block): Likewise.
7164 * gcse.c (compute_local_properties, insert_expr_in_table,
7165 insert_set_in_table, canon_list_insert, find_avail_set,
7166 pre_insert_copy_insn): Likewise.
7168 * basic-block.h (BLOCK_NUM): Move from here...
7169 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7171 2010-01-03 Richard Guenther <rguenther@suse.de>
7173 PR tree-optimization/42438
7174 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7175 contains_may_not_return_call flag.
7176 (BB_MAY_NOTRETURN): New.
7177 (valid_in_sets): Trapping nary operations are not valid
7178 in blocks that may not return.
7179 (insert_into_preds_of_block): Remove check for trapping expressions.
7180 (compute_avail): Compute also BB_MAY_NOTRETURN.
7182 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7184 * doc/invoke.texi: Add 2010 to copyright years.
7186 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7188 * config/sparc/sparc.c: Fix formatting nits.
7190 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7191 Alexander Monakov <amonakov@ispras.ru>
7193 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7195 2010-01-02 Richard Guenther <rguenther@suse.de>
7198 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7199 (simplify_switch_using_ranges): Mark to be removed edges
7202 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7204 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7206 * collect2.c (scan_libraries): Add missing argument in call to
7209 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7212 * config/alpha/predicates.md (aligned_memory_operand): Return false
7214 (unaligned_memory_operand): Return true for CQImode.
7215 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7216 doesn not cross aligned SImode word boundary.
7218 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7220 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7222 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7223 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7225 2010-01-02 Richard Guenther <rguenther@suse.de>
7228 * toplev.c (compile_file): Emit LTO marker properly. Change
7230 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7232 2010-01-01 Richard Guenther <rguenther@suse.de>
7235 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7237 2010-01-01 Richard Guenther <rguenther@suse.de>
7240 * c-decl.c (grokdeclarator): For zero-size arrays force
7241 structural equality checks as layout_type does.
7243 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7245 * builtins.c: Update copyright to 2010.
7247 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7250 * lto-streamer-out.c (produce_asm): Revert the last change.
7251 (copy_function): Likewise.
7253 * lto-streamer.c (lto_get_section_name): Skip any leading
7256 2010-01-01 Richard Guenther <rguenther@suse.de>
7259 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7263 Copyright (C) 2010 Free Software Foundation, Inc.
7265 Copying and distribution of this file, with or without modification,
7266 are permitted in any medium without royalty provided the copyright
7267 notice and this notice are preserved.