1 2010-04-26 Jan Hubicka <jh@suse.cz>
3 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
5 2010-04-26 Richard Guenther <rguenther@suse.de>
8 * gimple.c (gimple_decl_printable_name): Deal gracefully
11 2010-04-26 Richard Guenther <rguenther@suse.de>
14 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
15 if emitting debug information and it is either a function
18 2010-04-26 Ira Rosen <irar@il.ibm.com>
20 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
21 determine if the statement is vectorizable, and a macro to
23 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
24 Skip statements that can't be vectorized. If the analysis
25 fails, mark the statement as unvectorizable if vectorizing
27 (vect_compute_data_refs_alignment): Likewise.
28 (vect_verify_datarefs_alignment): Skip statements marked as
29 unvectorizable. Add print.
30 (vect_analyze_group_access): Skip statements that can't be
31 vectorized. If the analysis fails, mark the statement as
32 unvectorizable if vectorizing basic block.
33 (vect_analyze_data_ref_accesses, vect_analyze_data_refs):
35 * tree-vect-stmts.c (vectorizable_store): Fix the number of
36 generated stmts for SLP.
37 (new_stmt_vec_info): Initialize the new field.
38 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
39 statements marked as unvectorizable.
41 2010-04-25 Joseph Myers <joseph@codesourcery.com>
43 * c-common.c (flag_isoc1x): New.
44 (flag_isoc99): Update comment.
45 * c-common.h (flag_isoc1x): New.
46 (flag_isoc99): Update comment.
47 * c-cppbuiltin.c (builtin_define_float_constants): Also define
48 __<type>_DECIMAL_DIG__.
49 * c-opts.c (set_std_c1x): New.
50 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
51 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
52 * c.opt (-std=c1x, -std=gnu1x): New options.
53 * doc/cpp.texi: Mention -std=c1x.
54 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
55 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
56 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
57 * doc/standards.texi: Mention C1X.
58 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
59 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
60 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
63 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
65 * config/i386/gmon-sol2.c (_mcleanup): Change format string
66 placeholder from 0x%x to %#x.
67 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
68 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
69 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
70 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
71 * config/i386/i386.c (ix86_target_string): Ditto.
72 (output_pic_addr_const): Ditto.
73 (print_operand): Ditto.
75 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
77 * combine.c (find_split_point): Add third argument. Use it
78 to find nested multiply-accumulate instructions. Adjust calls.
79 (try_combine): Adjust call to find_split_point.
81 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
83 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
85 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
87 PR tree-optimization/41442
88 * fold-const.c (merge_truthop_with_opposite_arm): New function.
89 (fold_binary_loc): Call it.
91 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
93 * toplev.c (general_init): Set default for fdiagnostics-show-option.
94 * opts.c (common_handle_option): Allow disabling it.
95 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
97 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
99 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
100 between modes if both types are integral.
102 2010-04-23 Richard Guenther <rguenther@suse.de>
104 PR tree-optimization/43572
105 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
107 2010-04-23 Richard Guenther <rguenther@suse.de>
110 * tree-inline.c (tree_can_inline_p): Also check compatibility
113 2010-04-23 Martin Jambor <mjambor@suse.cz>
115 PR tree-optimization/43846
116 * tree-sra.c (struct access): New flag grp_assignment_read.
117 (build_accesses_from_assign): Set grp_assignment_read.
118 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
119 (enum mark_read_status): New type.
120 (analyze_access_subtree): Propagate grp_assignment_read, create
121 accesses also if both direct_read and root->grp_assignment_read.
123 2010-04-23 Martin Jambor <mjambor@suse.cz>
126 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
127 function does not have type attributes.
129 2010-04-23 Richard Guenther <rguenther@suse.de>
132 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
135 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
137 * sese.h (create_if_region_on_edge): Remove.
139 * sese.c (create_if_region_on_edge): Make static.
141 * tree-inline.c: Do not include ggc.h.
143 * expr.c: Do not include ggc.h.
145 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
148 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
151 * config/sh/sh.c (find_barrier): Don't emit a constant pool
152 in the middle of insns for casesi_worker_2.
154 2010-04-22 David Edelsohn <edelsohn@gnu.org>
156 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
158 2010-04-22 Ira Rosen <irar@il.ibm.com>
160 PR tree-optimization/43842
161 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
162 loop unrolling in update of exit phis. Fix comment.
163 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
164 least two reduction statements in the loop before starting SLP
167 2010-04-22 Nick Clifton <nickc@redhat.com>
169 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
171 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
173 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
176 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
178 * tree-parloops.c (loop_parallel_p): New argument
179 parloop_obstack. Pass it down.
180 (parallelize_loops): New variable parloop_obstack. Initialize it,
181 pass it down, free it.
183 * tree-loop-linear.c (linear_transform_loops): Pass down
186 * tree-data-ref.h (lambda_compute_access_matrices): New argument
187 of type struct obstack *.
189 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
190 scratch_obstack. Initialize it, pass down, free it.
192 * lambda.h (lambda_loop_new): Remove.
193 (lambda_matrix_new, lambda_matrix_inverse)
194 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
195 argument of type struct obstack *.
197 * lambda-trans.c (lambda_trans_matrix_new): New argument
198 lambda_obstack. Pass it down, use obstack allocation for ret.
199 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
202 * lambda-mat.c (lambda_matrix_get_column)
203 (lambda_matrix_project_to_null): Remove.
204 (lambda_matrix_new): New argument lambda_obstack. Use obstack
206 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
209 * lambda-code.c (lambda_loop_new): New function.
210 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
211 (lambda_compute_auxillary_space, lambda_compute_target_space)
212 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
213 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
214 (build_access_matrix): New argument lambda_obstack. Use obstack
216 (lambda_compute_step_signs, lambda_compute_access_matrices): New
217 argument lambda_obstack. Pass it down.
219 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
221 * optabs.h (expand_widening_mult): Declare.
223 2010-04-22 Richard Guenther <rguenther@suse.de>
225 PR tree-optimization/43845
226 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
227 lookup the CALL_EXPR function and arguments.
229 2010-04-22 Nick Clifton <nickc@redhat.com>
231 * config/stormy16/stormy16.c
232 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
233 * config/stormy16/stormy16.h: Tidy up formatting.
234 (DONT_USE_BUILTIN_SETJMP): Remove definition.
235 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
236 (ineqbranchsi): Delete pattern.
237 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
238 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
239 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
240 stormy16-lib2-ucmpsi2.c.
242 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
244 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
245 df_simulate_find_noclobber_defs as appropriate. Keep track of an
246 extra set merge_set_noclobber, and use it to relax the final test
248 * df.h (df_simulate_find_noclobber_defs): Declare.
249 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
251 (df_simulate_find_noclobber_defs): New function.
253 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
255 * config/i386/i386.md: Use {} around multi-line preparation statements.
257 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
259 * c-tree.h (push_init_level, pop_init_level, set_init_index)
260 (process_init_element): New argument of type struct obstack *.
262 * c-typeck.c (push_init_level, pop_init_level, set_designator)
263 (set_init_index, set_init_label, set_nonincremental_init)
264 (set_nonincremental_init_from_string, find_init_member)
265 (output_init_element, output_pending_init_elements)
266 (process_init_element): New argument braced_init_obstack. Pass it
268 (push_range_stack, add_pending_init): New argument
269 braced_init_obstack. Use obstack allocation.
271 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
272 braced_init_obstack. Pass it down.
273 (c_parser_braced_init): New variables ret, braced_init_obstack.
274 Initialize obstack, pass it down and finally free it.
276 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
279 * tree-pass.h (pass_optimize_widening_mul): Declare.
280 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
281 gate_optimize_widening_mul): New static functions.
282 (pass_optimize_widening_mul): New.
283 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
284 <case MULT_EXPR>: Remove support for widening multiplies.
285 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
286 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
287 simplify_gen_unary rather than directly building extensions.
288 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
290 * expmed.c (expand_widening_mult): New function.
291 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
293 2010-04-21 Jan Hubicka <jh@suse.cz>
295 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
296 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
297 * lto-wpa-fixup.c: Remove.
298 * Makefile.in (lto-wpa-fixup.o): Remove.
299 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
300 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
301 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
303 2010-04-21 Jan Hubicka <jh@suse.cz>
305 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
306 add write_optimization_summary, read_optimization_summary.
307 (ipa_write_summaries_of_cgraph_node_set): Remove.
308 (ipa_write_optimization_summaries): Declare.
309 (ipa_read_optimization_summaries): Declare.
310 * ipa-cp.c (pass_ipa_cp): Update.
311 * ipa-reference.c (pass_ipa_reference): Update.
312 * ipa-pure-const.c (pass_ipa_pure_const): Update.
313 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
315 * ipa-inline.c (pass_ipa_inline): Update.
316 * ipa.c (pass_ipa_whole_program): Update.
317 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
318 * passes.c (ipa_write_summaries_1): Do not test wpa.
319 (ipa_write_optimization_summaries_1): New.
320 (ipa_write_optimization_summaries): New.
321 (ipa_read_summaries): Do not test ltrans.
322 (ipa_read_optimization_summaries_1): New.
323 (ipa_read_optimization_summaries): New.
325 2010-04-21 Jan Hubicka <jh@suse.cz>
327 * lto-cgraph.c (lto_output_node): Do not output comdat groups
329 (output_cgraph): Do not arrange comdat groups for boundary nodes.
331 2010-04-21 Jakub Jelinek <jakub@redhat.com>
334 * dwarf2out.c (add_name_and_src_coords_attributes): Add
335 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
337 2010-04-21 Jan Hubicka <jh@suse.cz>
339 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
341 2010-04-21 Jan Hubicka <jh@suse.cz>
343 * varpool.c (decide_is_variable_needed): Variable is always needed
346 2010-04-21 Jan Hubicka <jh@suse.cz>
348 * opts.c (decode_options): Enable pure-const pass for whopr.
350 2010-04-21 Jan Hubicka <jh@suse.cz>
352 * cgraph.c (dump_cgraph_node): Dump also assembler name.
353 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
355 (cgraph_decide_inlining): Do not expect callee to be removed in all
358 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
360 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
362 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
364 * config/i386/i386.md (x86_shrd): Add athlon_decode and
365 amdfam10_decode attributes.
367 2010-04-21 Jakub Jelinek <jakub@redhat.com>
370 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
371 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
372 (lower_copyprivate_clauses): Use private var in outer
373 context instead of original var. Make sure the types
374 are correct for VLAs.
376 2010-04-21 Richard Guenther <rguenther@suse.de>
378 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
379 to non-pointer objects.
381 2010-04-21 Jakub Jelinek <jakub@redhat.com>
383 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
384 last chain entry if it starts with the still current label.
385 (add_location_or_const_value_attribute): Check that
386 loc_list->first->next is NULL instead of comparing ->first with ->last.
387 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
388 to add_var_loc_to_decl.
390 * dwarf2out.c (output_call_frame_info): For dw_cie_version
391 >= 4 add also address size and segment size fields into CIE header.
393 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
394 long as address size is the same as sizeof (void *) and
396 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
397 address size or segment size is unexpected, return DW_EH_PE_omit.
398 (classify_object_over_fdes): If get_cie_encoding returned
399 DW_EH_PE_omit, return -1.
400 (init_object): If classify_object_over_fdes returned -1,
401 pretend there were no FDEs at all.
403 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
405 * config/i386/i386.md (bswap<mode>2): Macroize expander from
406 bswap{si,di}2 using SWI48 mode iterator.
407 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
408 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
409 set modrm attribute of bswap insn to 0 and remove length attribute.
410 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
411 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
412 set mode attribute to <MODE> and remove length attribute.
414 2010-04-20 James E. Wilson <wilson@codesourcery.com>
416 PR rtl-optimization/43520
417 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
418 zero available registers.
420 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
422 * builtins.c (fold_builtin_cproj): Fold more cases.
424 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
426 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
427 (fold_builtin_1): Fold builtin cproj.
428 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
429 Use ATTR_CONST_NOTHROW_LIST.
431 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
433 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
434 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
435 ffsi2_no_cmove for !TARGET_CMOVE.
436 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
437 (ffssi2): Remove expander.
438 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
440 (ctz<mode>2): Ditto from ctz{si,di}2.
441 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
443 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
446 2010-04-20 Jakub Jelinek <jakub@redhat.com>
448 * dwarf2out.c (AT_linkage_name): Define.
449 (clone_as_declaration): Handle DW_AT_linkage_name.
450 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
451 of DW_AT_MIPS_linkage_name.
452 (move_linkage_attr): Likewise.
453 (dwarf2out_finish): Likewise.
455 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
458 * fold-const.c (fold_comparison): New folding rule.
460 2010-04-20 Anatoly Sokolov <aesok@post.ru>
462 * double-int.h (double_int_setbit): Declare.
463 * double-int.c (double_int_setbit): New function.
464 * rtl.h (immed_double_int_const): Declare.
465 * emit-rtl.c (immed_double_int_const): New function.
466 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
467 and immed_double_int_const functions.
468 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
469 expand_copysign_bit): (Ditto.).
470 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
471 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
472 * dojump.c (prefer_and_bit_test): (Ditto.).
473 * expr.c (convert_modes, reduce_to_bit_field_precision,
474 const_vector_from_tree): (Ditto.).
475 * expmed.c (mask_rtx, lshift_value): (Ditto.).
477 2010-04-20 Jan Hubicka <jh@suse.cz>
479 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
480 (dump_cgraph_node): Dump new flags.
481 * cgraph.h (struct cgraph_node): Add flags
482 reachable_from_other_partition and in_other_partition.
483 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
484 other partition can not be removed.
485 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
486 the other partition must be output; silence sanity checking on
487 leaking functions bodies from other paritition.
488 * lto-cgraph.c (reachable_from_other_partition_p): New function.
489 (lto_output_node): Output new flags; do not sanity check that inline
490 clones are output; drop lto_forced_extern_inline_p code; do not mock
491 visibility flags at partition boundaries.
492 (add_node_to): New function.
493 (output_cgraph): Use it to sort functions so masters appear before
495 (input_overwrite_node): Input new flags.
496 * passes.c (ipa_write_summaries): Do not call
497 lto_new_extern_inline_states.
498 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
499 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
500 lto_forced_extern_inline_p): Kill.
501 * lto-streamer.h (lto_new_extern_inline_states,
502 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
503 lto_forced_extern_inline_p): Kill.
505 2010-04-20 Richard Guenther <rguenther@suse.de>
507 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
508 from vars that can have pointers.
509 (process_constraint): Dump useless constraints.
511 2010-04-20 Richard Guenther <rguenther@suse.de>
513 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
514 (dump_sa_points_to_info): Remove asserts.
515 (init_base_vars): nothing_id isn't an escape point nor does it
518 2010-04-20 Jakub Jelinek <jakub@redhat.com>
520 * tree.h (TYPE_REF_IS_RVALUE): Define.
521 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
522 should_move_die_to_comdat, prune_unused_types_walk): Handle
523 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
524 (modified_type_die, gen_reference_type_die): Emit
525 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
526 if TYPE_REF_IS_RVALUE and -gdwarf-4.
528 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
531 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
532 calls for -fpic -m31 if they have been sibcall optimized.
534 2010-04-19 James E. Wilson <wilson@codesourcery.com>
536 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
537 ar.lc fixed and call-used.
539 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
541 2010-04-19 Jan Hubicka <jh@suse.cz>
543 * opts.c (decode_options): Disable whpr incompatible passes.
544 * lto/lto.c (lto_1_to_1_map): Skip clones.
545 (read_cgraph_and_symbols): Do not mark everything as needed.
546 (do_whole_program_analysis): Do map only after optimizing;
547 set proper cgraph_state; use passmanager.
549 2010-04-19 DJ Delorie <dj@redhat.com>
551 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
552 POINTER_PLUS_EXPR and fix them.
554 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
556 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
557 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
558 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
559 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
560 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
561 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
562 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
563 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
564 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
565 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
566 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
568 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
570 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
571 (check_cond_move_block): Likewise.
572 (cond_move_process_if_block): Likewise.
573 (noce_find_if_block): Improve formatting.
574 (find_if_header): Pass 0 to memset and tweak conditions.
575 (cond_exec_find_if_block): Fix long lines and tweak conditions.
577 2010-04-19 Jakub Jelinek <jakub@redhat.com>
579 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
583 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
584 with non-local decl doesn't need chain.
586 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
588 * ira-color.c (allocno_reload_assign): Avoid accumulating
589 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
591 2010-04-19 Martin Jambor <mjambor@suse.cz>
593 * gimple.h (create_tmp_reg): Declare.
594 * gimplify.c (create_tmp_reg): New function.
595 (gimplify_return_expr): Use create_tmp_reg.
596 (gimplify_omp_atomic): Likewise.
597 (gimple_regimplify_operands): Likewise.
598 * tree-dfa.c (make_rename_temp): Likewise.
599 * tree-predcom.c (predcom_tmp_var): Likewise.
600 (reassociate_to_the_same_stmt): Likewise.
601 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
602 (get_replaced_param_substitute): Likewise.
603 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
604 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
605 * tree-ssa-pre.c (get_representative_for): Likewise.
606 (create_expression_by_pieces): Likewise.
607 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
608 (create_tailcall_accumulator): Likewise.
610 2010-04-19 Martin Jambor <mjambor@suse.cz>
612 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
614 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
616 2010-04-19 Richard Guenther <rguenther@suse.de>
618 PR tree-optimization/43796
619 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
620 from SCEV in the lattice.
621 (vrp_visit_phi_node): Dump change.
623 2010-04-19 Richard Guenther <rguenther@suse.de>
625 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
626 * configure: Re-generated.
628 2010-04-19 Richard Guenther <rguenther@suse.de>
630 PR tree-optimization/43783
631 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
632 constant ARRAY_REF operands two and three if possible.
634 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
637 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
639 2010-04-19 Jie Zhang <jie@codesourcery.com>
642 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
644 2010-04-19 Ira Rosen <irar@il.ibm.com>
646 PR tree-optimization/37027
647 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
648 and macro to access it.
649 (vectorizable_reduction): Add argument.
650 (vect_get_slp_defs): Likewise.
651 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
652 statements for possible use in SLP.
653 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
654 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
655 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
657 (vectorizable_reduction): Likewise.
658 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
660 (vectorizable_type_demotion, vectorizable_type_promotion,
661 vectorizable_store): Likewise.
662 (vect_analyze_stmt): Update call to vectorizable_reduction.
663 (vect_transform_stmt): Likewise.
664 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
665 (vect_build_slp_tree): Fix indentation. Check that there are no loads
666 from different interleaving chains in same node.
667 (vect_slp_rearrange_stmts): New function.
668 (vect_supported_load_permutation_p): Allow load permutations for
669 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
670 inside SLP nodes if necessary.
671 (vect_analyze_slp_instance): Handle reductions.
672 (vect_analyze_slp): Try to build SLP instances originating from groups
674 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
675 (vect_get_constant_vectors): Create initial vectors for reductions
676 according to reduction code. Add new argument.
677 (vect_get_slp_defs): Add new argument, pass it to
678 vect_get_constant_vectors.
679 (vect_schedule_slp_instance): Remove SLP tree root statements.
681 2010-04-19 Jakub Jelinek <jakub@redhat.com>
683 * tree.h (ENUM_IS_SCOPED): Define.
684 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
685 for ENUM_IS_SCOPED enums.
687 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
689 * fold-const.c (fold_comparison): Use ssizetype.
690 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
691 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
692 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
693 * tree-object-size.c (compute_object_sizes): Use size_type_node.
695 * tree.h (initialize_sizetypes): Remove parameter.
696 (build_common_tree_nodes): Remove second parameter.
697 * stor-layout.c (initialize_sizetypes): Remove parameter.
698 Always create an unsigned type.
699 (set_sizetype): Assert that the passed type is unsigned and simplify.
700 * tree.c (build_common_tree_nodes): Remove second parameter.
701 Adjust call to initialize_sizetypes.
702 * c-decl.c (c_init_decl_processing): Remove second argument in call to
703 build_common_tree_nodes.
705 2010-04-18 Matthias Klose <doko@ubuntu.com>
707 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
709 2010-04-18 Ira Rosen <irar@il.ibm.com>
711 PR tree-optimization/43771
712 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
713 load permutation doesn't have gaps.
715 2010-04-18 Jan Hubicka <jh@suse.cz>
717 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
718 (sse_prologue_save_insn expander): Use new pattern.
719 (sse_prologue_save_insn1): New pattern and splitter.
720 (sse_prologue_save_insn): Update to deal also with 64bit aligned
722 * i386.c (setup_incoming_varargs_64): Do not compute jump
724 (ix86_gimplify_va_arg): Update alignment needed.
725 (ix86_local_alignment): Do not align all local arrays to 128bit.
727 2010-04-17 Jan Hubicka <jh@suse.cz>
729 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
731 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
733 * arm.md (negdi2): Remove redundant code to force values into a
736 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
738 * arm/bpabi.S: Add EABI alignment attributes to objects.
739 * arm/bpabi-v6m.S: Likewise.
740 * arm/crti.asm: Likewise.
741 * arm/crtn.asm: Likewise.
742 * arm/lib1funcs.asm: Likewise.
743 * arm/libunwind.S: Likewise.
745 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
747 * arm-protos.h (tune_params): New structure.
748 * arm.c (current_tune): New variable.
749 (arm_constant_limit): Delete.
750 (struct processors): Add pointer to the tune parameters.
751 (arm_slowmul_tune): New tuning option.
752 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
753 (all_cores): Adjust to pick up the tuning model.
754 (arm_constant_limit): New function.
755 (arm_override_options): Select the appropriate tuning model. Delete
756 initialization of arm_const_limit.
757 (arm_split_constant): Use the new constant-limit model.
758 (arm_rtx_costs): Pick up the current tuning model.
759 * arm.md (is_strongarm, is_xscale): Delete.
760 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
761 for Xscale variant architectures.
762 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
764 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
766 * config/arm/arm.c (arm_gen_constant): Remove unused variable
768 (arm_rtx_costs_1): Remove unused variable extra_cost.
769 (arm_unwind_emit_set): Use variable offset.
770 (thumb1_output_casesi): Remove unused variable flags.
772 2010-04-16 Jeff Law <law@redhat.com>
774 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
775 needing assignment rather than doing a two-phase assignment. Remove
778 2010-04-16 Jakub Jelinek <jakub@redhat.com>
781 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
783 2010-04-16 Doug Kwan <dougkwan@google.com>
785 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
786 (next_operand_entry_id): New static variable.
787 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
788 (add_to_ops_vec): Assigned unique ID to operand entry.
789 (struct oecount_s): New field ID.
790 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
791 (undistribute_ops_list): Assign unique IDs to oecounts.
792 (init_reassoc): reset next_operand_entry_id.
794 2010-04-16 Doug Kwan <dougkwan@google.com>
796 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
797 missing left parenthesis.
799 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
801 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
802 *btdi_rex64 using SWI48 mode iterator.
803 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
804 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
805 *jcc_btdi_mask_rex64.
807 2010-04-16 Anatoly Sokolov <aesok@post.ru>
809 * double-int.h (tree_to_double_int): Convert to macro.
810 * double-int.c (tree_to_double_int): Remove.
812 2010-04-16 Jakub Jelinek <jakub@redhat.com>
815 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
816 with want_address 2 and in case a single element list might be
817 possible, call it again with want_address 0.
819 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
821 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
822 case 'W' print operands for HI mode.
823 * config/h8300/h8300.h (Y0, Y2) : New constraints.
824 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
825 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
826 * config/h8300/predicate.md (bit_register_indirect_operand): New.
828 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
830 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
831 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
832 #xx:3 and #xx:4 mode.
834 * config/h8300/h8300.md (inverted load with HImode dest): Add
837 * config/h8300/predicate.md (bit_operand): Allow immediate values that
838 satisfy 'U' constraint.
840 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
842 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
843 * configure: Regenerate.
844 * config.in: Regenerate.
845 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
848 2010-04-16 Richard Guenther <rguenther@suse.de>
850 * tree.h (struct tree_decl_minimal): Move pt_uid ...
851 (struct tree_decl_common): ... here.
852 (DECL_PT_UID): Adjust.
853 (SET_DECL_PT_UID): Likewise.
854 (DECL_PT_UID_SET_P): Likewise.
856 2010-04-16 Richard Guenther <rguenther@suse.de>
858 PR tree-optimization/43572
859 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
860 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
861 * tree-flow.h (is_call_clobbered): Remove.
862 * tree-flow-inline.h (is_call_clobbered): Likewise.
863 * tree-dfa.c (dump_variable): Do not dump call clobber state.
864 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
865 (execute_return_slot_opt): Adjust.
866 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
867 check for call clobbered vars here.
868 (find_tail_calls): Move tailcall verification to the
871 2010-04-16 Diego Novillo <dnovillo@google.com>
873 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
875 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
878 * config/arm/arm.md (cbranchqi4): New pattern.
879 * config/arm/predicates.md (const0_operand,
880 cbranchqi4_comparison_operator): New predicates.
882 2010-04-16 Richard Guenther <rguenther@suse.de>
884 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
885 (dump_gimple_stmt): Likewise.
887 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
889 * recog.h (struct recog_data): New field is_operator.
890 (struct insn_operand_data): New field is_operator.
891 * recog.c (extract_insn): Set recog_data.is_operator.
892 * genoutput.c (output_operand_data): Emit code to set the
894 * reload.c (find_reloads): Use it rather than testing for an
895 empty constraint string.
898 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
899 If the previous insn is a cbranchsi4_insn with the same arguments,
900 omit the compare instruction.
902 * config/arm/arm.md (addsi3_cbranch): If destination is a high
903 register, inputs must be low registers and we need a low register
904 scratch. Handle alternative 2 like alternative 3.
906 2010-04-16 Jakub Jelinek <jakub@redhat.com>
908 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
909 don't call get_addr on both. If one expression is a VALUE and
910 the other a REG, check VALUE's locs if the REG isn't among them.
912 2010-04-16 Christian Bruel <christian.bruel@st.com>
914 * config/sh/sh.h (sh_frame_pointer_required): New function.
915 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
916 (flag_omit_frame_pointer) Set.
917 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
918 (rounded_frame_size): Adjust size with outgoing_args_size.
919 (sh_set_return_address): Must return from stack pointer.
920 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
921 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
922 (ACCUMULATE_OUTGOING_ARGS): Define.
923 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
924 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
926 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
929 * config/sh/sh.c (sh_legitimize_reload_address): Use
930 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
931 Remove a unneeded check for offset_base.
933 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
935 * configure: Regenerated.
937 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
939 * config/s390/s390.c (s390_call_save_register_used): Switch back
942 2010-04-15 Richard Guenther <rguenther@suse.de>
944 * alias.c (alias_set_subset_of): Handle alias-set zero
947 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
948 Julian Brown <julian@codesourcery.com>
950 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
951 alternatives according to use of high and low regs.
952 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
953 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
954 optimizing for size on Thumb-2.
956 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
958 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
960 2010-04-15 Richard Guenther <rguenther@suse.de>
962 * tree-ssa-structalias.c (struct variable_info): Add
964 (new_var_info): Initialize it.
965 (dump_constraints): Support printing last added constraints.
966 (debug_constraints): Adjust.
967 (dump_constraint_graph): Likewise.
968 (make_heapvar_for): Check for NULL cfun.
969 (get_function_part_constraint): New function.
970 (get_fi_for_callee): Likewise.
971 (find_func_aliases): Properly implement IPA PTA constraints.
972 (process_ipa_clobber): New function.
973 (find_func_clobbers): Likewise.
974 (insert_into_field_list_sorted): Remove.
975 (create_function_info_for): Properly allocate vars for IPA mode.
976 Do not use insert_into_field_list_sorted.
977 (create_variable_info_for): Properly generate constraints for
978 global vars in IPA mode.
979 (dump_solution_for_var): Always dump the solution.
980 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
981 (find_what_var_points_to): Adjust.
982 (pt_solution_set): Change.
983 (pt_solution_ior_into): New function.
984 (pt_solution_empty_p): Export.
985 (pt_solution_includes_global): Adjust.
986 (pt_solution_includes_1): Likewise.
987 (pt_solutions_intersect_1): Likewise.
988 (dump_sa_points_to_info): Check some invariants.
989 (solve_constraints): Move constraint dumping ...
990 (compute_points_to_sets): ... here.
991 (ipa_pta_execute): ... and here.
992 (compute_may_aliases): Do not re-compute points-to info
993 locally if IPA info is available.
994 (ipa_escaped_pt): New global var.
995 (ipa_pta_execute): Properly implement IPA PTA.
996 * tree-into-ssa.c (dump_decl_set): Support dumping
997 decls not in referenced-vars.
998 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
999 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1000 (dump_points_to_solution): Likewise.
1001 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1002 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1003 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1004 (copy_decl_to_var): Copy DECL_PT_UID.
1005 (copy_result_decl_to_var): Likewise.
1006 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1007 (copy_node_stat): Copy it.
1008 * tree.h (DECL_PT_UID): New macro.
1009 (SET_DECL_PT_UID): Likewise.
1010 (DECL_PT_UID_SET_P): Likewise.
1011 (struct tree_decl_minimal): Add pt_uid member.
1012 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1013 (pt_solution_empty_p): Declare.
1014 (pt_solution_set): Adjust.
1015 (ipa_escaped_pt): Declare.
1016 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1017 * gimple-pretty-print.c (pp_points_to_solution): New function.
1018 (dump_gimple_call): Dump call clobber/use information.
1019 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1020 * tree-pass.h (TDF_ALIAS): New dump option.
1021 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1022 * doc/invoke.texi (-fipa-pta): Update documentation.
1024 2010-04-15 Richard Guenther <rguenther@suse.de>
1026 * Makefile.in (OBJS-common): Add gimple-fold.o.
1027 (gimple-fold.o): New rule.
1028 * tree.h (maybe_fold_offset_to_reference,
1029 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1031 * gimple.h: ... here.
1032 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1033 may_propagate_address_into_dereference): Move prototypes ...
1034 * gimple.h: ... here.
1035 * tree-ssa-ccp.c (get_symbol_constant_value,
1036 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1037 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1038 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1039 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1040 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1041 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1042 gimplify_and_update_call_from_tree): Move ...
1043 * gimple-fold.c: ... here. New file.
1044 (ccp_fold_builtin): Rename to ...
1045 (gimple_fold_builtin): ... this.
1046 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1048 2010-04-15 Richard Guenther <rguenther@suse.de>
1050 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1051 fit_double_type, force_fit_type_double, add_double_with_sign,
1052 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1053 lrotate_double, rrotate_double, div_and_round_double): Move ...
1054 * double-int.c: ... here.
1055 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1056 add_double, neg_double, mul_double_with_sign, mul_double,
1057 lshift_double, rshift_double, lrotate_double, rrotate_double,
1058 div_and_round_double): Move prototypes ...
1059 * double-int.h: ... here.
1061 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1064 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1065 matching constraints to ensure inputs match the output.
1067 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1070 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1071 in an input-only operand.
1073 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1075 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1076 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1077 (double_int_negative_p): Convert to static inline function.
1078 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1079 (double_int_negative_p): Remove.
1080 * tree.h (lshift_double, rshift_double):
1081 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1082 * fold-const.c (fold_convert_const_int_from_real,
1083 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1084 (lshift_double): Change type of arith argument to bool.
1085 (rshift_double): Change type of arith argument to bool. Correct
1087 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1089 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1092 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1093 at the start and end of the then/else blocks, and omit them from the
1095 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1096 argument; all callers changed. Pass zero to old_insns_match_p instead.
1097 (flow_find_head_matching_sequence): New function.
1098 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1099 * basic-block.h (flow_find_cross_jump,
1100 flow_find_head_matching_sequence): Declare functions.
1102 2010-04-14 Jason Merrill <jason@redhat.com>
1105 * c-common.c (attribute_takes_identifier_p): New fn.
1106 * c-common.h: Declare it.
1108 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1110 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1112 (*udivmod<mode>4): Ditto.
1114 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1116 * config/i386/i386.md (maxmin_int): Rename code attribute from
1117 maxminiprefix and update all users.
1118 (maxmin_float): Ditto from maxminfprefix.
1119 (logic): Ditto from logicprefix.
1120 (absneg_mnemonic): Ditto from absnegprefix.
1121 * config/i386/mmx.md: Update all users of maxminiprefix,
1122 maxminfprefix and logicprefix for rename.
1123 * config/i386/sse.md: Ditto.
1124 * config/i386/sync.md (sync_<code><mode>): Update for
1127 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1130 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1131 warnings converted to errors.
1133 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1135 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1136 used insn_type variable.
1137 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1138 to avoid set-but-not-used warning.
1140 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1142 * df-core.c (df_ref_debug): Change format string placeholder
1144 * dwarf2asm.c (dw2_asm_output_data_raw,
1145 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1146 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1147 * dwarf2out.c (output_cfi, output_cfi_directive,
1148 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1149 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1151 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1152 * print-rtl.c (print_rtx): Ditto.
1154 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1157 * builtins.c (expand_builtin_pow_root): New function to expand pow
1158 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1159 series of sqrt and cbrt calls under -ffast-math.
1160 (expand_builtin_pow): Call it.
1162 2010-04-14 Michael Matz <matz@suse.de>
1164 PR tree-optimization/42963
1165 * tree-cfg.c (touched_switch_bbs): New static variable.
1166 (group_case_labels_stmt): New function broken out from ...
1167 (group_case_labels): ... here, use the above.
1168 (start_recording_case_labels): Allocate touched_switch_bbs.
1169 (end_recording_case_labels): Deallocate it, call
1170 group_case_labels_stmt.
1171 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1173 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1175 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1178 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1180 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1182 2010-04-13 Jan Hubicka <jh@suse.cz>
1184 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1185 of optimized out static functions.
1186 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1187 cost computation. Also sanity check for overflows.
1188 (update_caller_keys): Update cgraph_edge_badness call; properly
1189 update fibheap and sanity check that it is up to date.
1190 (add_new_edges_to_heap): Update cgraph_edge_badness.
1191 (cgraph_decide_inlining_of_small_function): Likewise;
1192 add sanity checking that badness in heap is up to date;
1193 improve dumping of reason; Update badness of calls to the
1194 offline copy of function currently inlined; dump badness
1195 of functions not inlined because of unit growth limits.
1197 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1200 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1201 because of sign-extension change when converting to sizetype here...
1202 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1204 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1205 the folding to constants. Remove redundant final conversion.
1206 (fold_binary) <associate>: Do not associate if the re-association of
1207 constants alone overflows.
1208 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1209 to the end of the list.
1210 (multiple_of_p) <COND_EXPR>: New case.
1212 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1214 * opt-functions.awk (opt_sanitized_name): New.
1216 * optc-gen.awk: Use it
1217 * opth-gen.awk: Use it.
1219 2010-04-13 Martin Jambor <mjambor@suse.cz>
1221 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1222 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1223 children. Call replace_uses_with_default_def_ssa_name to handle
1226 2010-04-13 Michael Matz <matz@suse.de>
1229 * builtins.c (expand_builtin_interclass_mathfn): Also create
1230 a register if the predicate doesn't match.
1232 2010-04-13 Diego Novillo <dnovillo@google.com>
1234 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1235 * c-pch.c: Include timevar.h.
1236 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1237 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1238 * ggc-common.c: Include timevar.h.
1239 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1240 * timevar.def (TV_PCH_SAVE): Define.
1241 (TV_PCH_CPP_SAVE): Define.
1242 (TV_PCH_PTR_REALLOC): Define.
1243 (TV_PCH_PTR_SORT): Define.
1244 (TV_PCH_RESTORE): Define.
1245 (TV_PCH_CPP_RESTORE): Define.
1247 2010-04-13 Michael Matz <matz@suse.de>
1249 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1251 (can_reassociate_p): New function.
1252 (break_up_subtract_bb, reassociate_bb): Use it.
1254 2010-04-13 Richard Guenther <rguenther@suse.de>
1257 * builtins.c (c_readstr): Fix assert.
1259 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1261 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1262 when generating cltd insn.
1264 (*ashl<mode>3_1): Remove special handling for register operand 2.
1265 (*ashlsi3_1_zext): Ditto.
1266 (*ashlhi3_1): Ditto.
1267 (*ashlhi3_1_lea): Ditto.
1268 (*ashlqi3_1): Ditto.
1269 (*ashlqi3_1_lea): Ditto.
1270 (*<shiftrt_insn><mode>3_1): Ditto.
1271 (*<shiftrt_insn>si3_1_zext): Ditto.
1272 (*<shiftrt_insn>qi3_1_slp): Ditto.
1273 (*<rotate_insn><mode>3_1): Ditto.
1274 (*<rotate_insn>si3_1_zext): Ditto.
1275 (*<rotate_insn>qi3_1_slp): Ditto.
1277 2010-04-13 Richard Guenther <rguenther@suse.de>
1279 * tree-ssa-structalias.c (callused_id): Remove.
1280 (call_stmt_vars): New.
1281 (get_call_vi): Likewise.
1282 (lookup_call_use_vi): Likewise.
1283 (lookup_call_clobber_vi): Likewise.
1284 (get_call_use_vi): Likewise.
1285 (get_call_clobber_vi): Likewise.
1286 (make_transitive_closure_constraints): Likewise.
1287 (handle_const_call): Adjust to do per-call call-used handling.
1288 (handle_pure_call): Likewise.
1289 (find_what_var_points_to): Remove general callused handling.
1290 (init_base_vars): Likewise.
1291 (init_alias_vars): Initialize call_stmt_vars.
1292 (compute_points_to_sets): Process call-used and call-clobbered
1293 vars for call statements.
1294 (delete_points_to_sets): Free call_stmt_vars.
1296 2010-04-13 Richard Guenther <rguenther@suse.de>
1298 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1299 Only add RW dependence for dependence distance zero.
1300 Adjust maximal vectorization factor according to dependences.
1301 Move alignment handling ...
1302 (vect_find_same_alignment_drs): ... here. New function.
1303 (vect_analyze_data_ref_dependences): Adjust.
1304 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1305 (vect_analyze_data_refs): Adjust minimal vectorization factor
1306 according to data references.
1307 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1308 dependences before determining the vectorization factor.
1309 Analyze alignment after determining the vectorization factor.
1310 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1311 dependences before alignment.
1312 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1314 (vect_analyze_data_refs): Likewise.
1315 (MAX_VECTORIZATION_FACTOR): New define.
1317 2010-04-13 Duncan Sands <baldrick@free.fr>
1319 * except.h (lang_eh_type_covers): Remove.
1320 * except.c (lang_eh_type_covers): Likewise.
1322 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1323 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1325 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1326 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1327 UNITS_PER_LONG where it is ABI relevant.
1328 (s390_return_addr_rtx): Likewise.
1329 (s390_back_chain_rtx): Likewise.
1330 (s390_frame_area): Likewise.
1331 (s390_frame_info): Likewise.
1332 (s390_initial_elimination_offset): Likewise.
1333 (save_gprs): Likewise.
1334 (s390_emit_prologue): Likewise.
1335 (s390_emit_epilogue): Likewise.
1336 (s390_function_arg_advance): Likewise.
1337 (s390_function_arg): Likewise.
1338 (s390_va_start): Likewise.
1339 (s390_gimplify_va_arg): Likewise.
1340 (s390_function_profiler): Likewise.
1341 (s390_optimize_prologue): Likewise.
1342 (s390_rtx_costs): Likewise.
1343 (s390_secondary_reload): Likewise.
1344 (s390_promote_function_mode): Likewise.
1345 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1346 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1347 registers available.
1348 (s390_unwind_word_mode): New function.
1349 (s390_function_value): Split 64 bit values into register pair if
1350 used as return value.
1351 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1352 function call parameters. Handle parallels.
1353 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1354 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1355 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1356 (s390_expand_setmem): Remove unused variable src_addr.
1357 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1358 deal with 64 bit registers.
1359 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1360 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1361 (UNITS_PER_LONG): New macro.
1362 * libjava/include/s390-signal.h: Define extended ucontext
1363 structure containing the upper halfs of the 64 bit registers.
1365 2010-04-13 Simon Baldwin <simonb@google.com>
1367 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1369 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1371 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1372 rvalue on the RHS if the LHS is of a non-renamable type.
1373 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1375 2010-04-13 Matthias Klose <doko@ubuntu.com>
1377 * gcc.c (cc1_options): Handle -iplugindir before processing
1378 the cc1 spec. Only add -iplugindir once.
1379 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1381 * common.opt (iplugindir): Remove `Separate' property, initialize.
1382 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1384 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1385 (distclean): Remove plugin dir.
1386 * doc/invoke.texi: Document -iplugindir.
1388 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1390 * doc/plugins.texi (Loading Plugins): Document short
1391 -fplugin=foo option.
1392 (Plugin API): Mention default_plugin_dir_name function.
1394 * gcc.c (find_file_spec_function): Add new declaration.
1395 (static_spec_func): Use it for "find-file".
1396 (find_file_spec_function): Add new function.
1397 (cc1_options): Add -iplugindir option if -fplugin* options found.
1399 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1401 * plugin.c (add_new_plugin): Updated comment, and handle short
1403 (default_plugin_dir_name): Added new function.
1405 * common.opt (iplugindir): New option to set the plugin directory.
1407 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1409 * config/i386/i386.md (any_rotate): New code iterator.
1410 (rotate_insn): New code attribute.
1412 (SWIM124): New mode iterator.
1413 (<rotate_insn>ti3): New expander.
1414 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1415 any_rotate code iterator.
1416 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1417 using any_rotate code iterator and SWIM124 mode iterator.
1418 (ix86_rotlti3): New insn_and_split pattern.
1419 (ix86_rotrti3): Ditto.
1420 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1421 ix86_rotl{di,ti}3 patterns.
1422 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1423 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1424 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1425 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1426 code iterator and SWI mode iterator.
1427 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1428 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1430 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1431 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1432 (bswap rotatert splitter): Add splitter.
1433 (bswap splitter): Macroize splitter using any_rotate code iterator.
1434 Add insn predicate to split only for TARGET_USE_XCHGB or when
1435 optimizing function for size.
1437 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1439 * config/pa/pa.c (emit_move_sequence): Remove use of
1440 deleted variable flag_argument_noalias.
1442 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1444 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1446 Add to unsupported targets list.
1447 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1448 sparc*-sun-solaris2.[567]* from target lists.
1449 * configure: Regenerate.
1450 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1452 Remove Solaris 7 patch references.
1453 (Specific, sparc-sun-solaris2.7): Removed.
1454 (sparc-sun-solaris2*): Update Solaris 7 example.
1455 (sparc64-*-solaris2*): Likewise.
1457 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1459 * config.build (alpha*-dec-osf4*): Remove.
1460 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1461 of obsolete configurations.
1462 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1464 * config/alpha/t-osf4: Renamed to ...
1465 * config/alpha/t-osf5: ... this.
1466 * config/alpha/osf.h: Renamed to ...
1467 * config/alpha/osf5.h: ... this.
1468 Merged old osf5.h contents.
1470 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1471 (EXTRA_SPECS): Removed.
1472 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1473 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1476 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1478 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1480 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1483 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1484 __thiscall convention.
1486 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1488 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1490 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1492 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1494 * function.c (assign_parms_initialize_all): Add unused attribute
1497 2010-04-12 Richard Guenther <rguenther@suse.de>
1499 * gsstruct.def (GSS_CALL): New.
1500 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1501 * gimple.h: Include tree-ssa-alias.h.
1502 (struct gimple_statement_call): New.
1503 (union gimple_statement_struct_d): Add gimple_call member.
1504 (gimple_call_reset_alias_info): Declare.
1505 (gimple_call_use_set): New function.
1506 (gimple_call_clobber_set): Likewise.
1507 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1508 * gimple.c (gimple_call_reset_alias_info): New function.
1509 (gimple_build_call_1): Call it.
1510 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1511 * tree-inline.c (remap_gimple_stmt): Likewise.
1512 (expand_call_inline): Remove callused handling.
1513 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1514 * tree-dfa.c (dump_variable): Likewise.
1515 * tree-parloops.c (parallelize_loops): Likewise.
1516 * tree-ssa.c (init_tree_ssa): Likewise.
1517 (delete_tree_ssa): Likewise.
1518 * tree-flow-inline.h (is_call_used): Remove.
1519 * tree-flow.h (struct gimple_df): Remove callused member.
1520 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1521 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1522 (ref_maybe_used_by_call_p_1): Simplify.
1523 (call_may_clobber_ref_p_1): Likewise.
1524 * tree-ssa-structalias.c (compute_points_to_sets): Set
1525 the call stmt used and clobbered sets.
1526 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1527 (find_tail_calls): Verify the tail call.
1529 2010-04-12 Richard Guenther <rguenther@suse.de>
1531 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1532 single-iteration always-inline inlining.
1533 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1534 (cgraph_decide_inlining): Do not handle always-inline specially.
1535 (try_inline): Remove always-inline cycle detection special case.
1536 Do not recurse on always-inlines.
1537 (cgraph_early_inlining): Do not iterate if not optimizing.
1538 (cgraph_gate_early_inlining): remove.
1539 (pass_early_inline): Run unconditionally.
1540 (gate_cgraph_decide_inlining): New function.
1541 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1542 not inlining or optimizing.
1543 (cgraph_decide_inlining_of_small_functions): Also consider
1544 always-inline functions.
1545 (cgraph_default_inline_p): Return true for nodes which should
1546 disregard inline limits.
1547 (estimate_function_body_sizes): Assume zero size and time for
1548 nodes which are marked as disregarding inline limits.
1549 (cgraph_decide_recursive_inlining): Do not perform recursive
1550 inlining on always-inline nodes.
1552 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1555 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1556 for exprs satisfying handled_component_p.
1558 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1560 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1561 non-constant aggregate elements.
1563 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1564 is a real initialization.
1566 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1569 * c-decl.c (start_function): Move forward check for nested function.
1571 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1573 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1574 * config/sh/sh.c: Include reload.h.
1575 (sh_legitimize_reload_address): New.
1576 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1577 sh_legitimize_reload_address.
1579 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1581 * config/sh/sh.md (*movqi_pop): New insn pattern.
1582 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1584 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1586 * config/i386/i386.md (any_shiftrt): New code iterator.
1587 (shiftrt_insn): New code attribute.
1589 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1590 using any_shiftrt code iterator.
1591 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1592 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1593 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1594 pattern from corresponding peephole2 patterns.
1595 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1596 using any_shiftrt code iterator.
1597 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1598 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1599 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1600 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1601 *{ashr,lshr}<mode>3_cmp_zext.
1602 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1604 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1606 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1608 (*lshr<mode>3_cconly): Ditto.
1610 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1612 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1613 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1614 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1615 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1617 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1618 from corresponding peephole2 patterns.
1619 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1620 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1621 and *lshrdi3_1_rex64 using SWI mode iterator.
1622 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1623 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1624 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1625 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1626 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1627 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1628 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1629 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1630 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1633 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1635 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1636 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1637 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1638 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1640 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1641 from corresponding peephole2 patterns.
1642 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1643 (ashrsi3_cvt): Rename from ashrsi3_31.
1644 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1645 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1646 and x86_64_shift_adj_3 using SWI48 mode iterator.
1647 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1648 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1649 and *ashrdi3_1_rex64 using SWI mode iterator.
1650 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1651 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1652 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1653 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1654 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1655 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1656 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1657 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1658 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1660 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1661 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1662 x86_shift<mode>_adj_3 expanders.
1664 2010-04-10 Wei Guozhi <carrot@google.com>
1667 * config/arm/arm.c (arm_pic_static_addr): New function.
1668 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1670 (arm_output_addr_const_extra): Output expression for new pattern.
1671 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1673 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1675 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1678 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1679 * web.c: Include "insn-config.h" and "recog.h".
1680 (union_match_dups): New function.
1681 (web_main): Call it.
1682 (union_defs): Don't try to recognize match_dups.
1684 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1685 if doing so would replace the entire pattern.
1687 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1691 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1692 and splitter pattern. Change splitter operand 1 predicate to
1695 2010-04-09 Martin Jambor <mjambor@suse.cz>
1697 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1698 lattices are addresses of CONST_DECLs with the same initial value.
1699 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1700 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1702 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1703 Bernd Schmidt <bernds@codesourcery.com>
1705 * loop-invariant.c (replace_uses): New static function.
1706 (move_invariant_reg): Use it to ensure we can replace the uses.
1708 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1710 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1712 (picochip_override_options): Enable section anchors only above -O1.
1713 (picochip_reorg): Fixed a couple of build warnings.
1715 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1717 * configure.ac (plugin -rdynamic test): Log result.
1718 * configure: Regenerate.
1719 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1720 (RDYNAMIC_SPEC): Define.
1721 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1723 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1725 * configure.ac: Determine Sun ld version numbers.
1726 (comdat_group): Restrict GNU ld version checks to gld.
1727 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1728 (enable_comdat): Support --enable-comdat.
1729 * configure: Regenerate.
1730 * doc/install.texi (Configuration): Document --enable-comdat.
1732 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1734 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1735 * config/sol2-gld.h: ... here.
1736 * config.gcc (sparc*-*-solaris2*): Reflect this.
1737 (i[34567]86-*-solaris2*): Use it.
1739 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1741 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1743 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1745 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1748 * diagnostic.c (diagnostic_initialize): Initialize
1749 some_warnings_are_errors.
1750 (diagnostic_finish): New.
1751 (diagnostic_action_after_output): Call it before exiting.
1752 (diagnostic_report_diagnostic): Do not print message here. Set
1753 some_warnings_are_errors.
1754 * diagnostic.h (diagnostic_context): Delete
1755 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1756 (diagnostic_finish): Declare.
1757 * toplev.c (toplev_main): Call it before exit.
1759 2010-04-09 Jason Merrill <jason@redhat.com>
1762 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1763 for incomplete type.
1766 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1767 based on a warning flag.
1769 2010-04-09 Richard Guenther <rguenther@suse.de>
1771 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1773 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1776 * varasm.c (default_assemble_visibility): Wrap vars that are
1777 set, but unused, by targets without GAS.
1778 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1779 Remove set, but unused, vars.
1780 (rs6000_legitimize_tls_address): Likewise.
1781 (altivec_expand_dst_builtin): Likewise.
1782 * config/darwin.c (machopic_classify_symbol): Likewise.
1783 (machopic_indirection_name): Likewise.
1785 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1787 * config/i386/i386.md (DWI): New mode iterator.
1788 (S): New mode attribute.
1789 (shift_operand): Ditto.
1790 (shift_immediate_operand): Ditto.
1791 (ashl_input_operand): Ditto.
1792 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1793 using SDWIM mode iterator.
1794 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1795 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1797 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1798 from corresponding peephole2 patterns.
1799 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1800 and x86_64_shift_adj_1 using SWI48 mode iterator.
1801 (x86_shift<mode>_adj_2): Ditto.
1802 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1803 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1804 using SWI48 mode iterator.
1805 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1806 *ashldi3_cmp_rex64 using SWI mode iterator.
1807 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1808 *ashldi3_cconly_rex64 using SWI mode iterator.
1809 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1810 x86_shift<mode>_adj_{1,2}.
1811 (ix86_split_ashr): Ditto.
1812 (ix86_split_lshr): Ditto.
1814 2010-04-09 Richard Guenther <rguenther@suse.de>
1816 * target.h (builtin_conversion): Pass in input and output types.
1817 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1818 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1819 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1820 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1822 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1824 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1826 2010-04-09 Richard Guenther <rguenther@suse.de>
1829 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1831 2010-04-09 Richard Guenther <rguenther@suse.de>
1833 * tree-vectorizer.h (struct _stmt_vec_info): Document
1834 that vectype is the type of the LHS.
1835 (supportable_widening_operation, supportable_narrowing_operation):
1836 Get both input and output vector types as arguments.
1837 (vect_is_simple_use_1): Declare.
1838 (get_same_sized_vectype): Likewise.
1839 * tree-vect-loop.c (vect_determine_vectorization_factor):
1840 Set STMT_VINFO_VECTYPE to the vector type of the def.
1841 (vectorizable_reduction): Adjust.
1842 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1843 Adjust. Specify the output vector type.
1844 (vect_pattern_recog_1): Adjust.
1845 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1846 (vectorizable_call): Adjust.
1847 (vectorizable_conversion): Likewise.
1848 (vectorizable_operation): Likewise.
1849 (vectorizable_type_demotion): Likewise.
1850 (vectorizable_type_promotion): Likewise.
1851 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1853 (vect_is_simple_use_1): New function.
1854 (supportable_widening_operation): Get both input and output
1856 (supportable_narrowing_operation): Likewise.
1857 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1859 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1861 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1862 __thiscall and _thiscall as predefined macros.
1863 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1864 thiscall attribute handling.
1865 (ix86_comp_type_attributes): Likewise.
1866 (ix86_function_regparm): Likewise.
1867 (ix86_return_pops_args): Likewise.
1868 (init_cumulative_args): Likewise.
1869 (find_drap_reg): Likewise.
1870 (ix86_static_chain): Likewise.
1871 (x86_this_parameter): Likewise.
1872 (x86_output_mi_thunk): Likewise.
1873 (ix86_attribute_table): Add description for thiscall attribute.
1874 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1875 * doc/extend.texi: Add documentation for thiscall.
1877 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1880 * c.opt (Wint-to-pointer-cast): Available in C++.
1881 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1883 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1885 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1886 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1887 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1888 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1889 function type instead. Reorder and simplify checks.
1891 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1893 2010-04-08 Jing Yu <jingyu@google.com>
1894 Zdenek Dvorak <ook@ucw.cz>
1896 PR tree-optimization/42720
1897 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1898 loop unswitch conditions here from ...
1899 (tree_unswitch_single_loop): ... here.
1901 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1903 * tree-if-conv.c: Fix comments and simplify logic.
1905 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1907 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1908 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1909 (main_tree_if_conversion): Update call to tree_if_conversion.
1911 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1914 * doc/invoke.texi (-b,-V): Delete.
1915 * doc/tm.texi: Do not mention -b.
1916 * gcc.c (display_help): Delete -b and -V.
1917 (process_command): Delete -b and -V.
1918 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1920 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1921 Wolfgang Gellerich <gellerich@de.ibm.com>
1923 Implement target hook for loop unrolling
1924 * target.h (loop_unroll_adjust): Add a new target hook function.
1925 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1926 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1927 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1928 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1929 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1931 (decide_unroll_stupid): Likewise.
1933 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1936 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1938 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1940 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1941 (Specific, *-*-solaris2*): Likewise.
1942 Don't prefer Sun as over GNU as.
1944 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1946 * config/s390/s390.c (override_options): Adjust the z10
1947 defaults for max-unroll-times, max-completely-peeled-insns
1948 and max-completely-peel-times.
1950 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1952 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1953 instructions for z10.
1954 (s390_expand_setmem): Likewise.
1955 (s390_expand_cmpmem): Likewise.
1957 2010-04-08 Richard Guenther <rguenther@suse.de>
1959 PR tree-optimization/43679
1960 * tree-ssa-pre.c (eliminate): Only propagate copies.
1962 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1965 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1966 set but not used variable warning.
1968 2010-04-08 Wei Guozhi <carrot@google.com>
1971 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1972 (arm_size_rtx_costs): Call the new function when optimized for size.
1974 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1977 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1978 op0 is not a MEM, just return NULL instead of assertion
1980 (discover_nonconstant_array_refs): Don't walk debug stmts.
1982 2010-04-08 Doug Kwan <dougkwan@google.com>
1984 * configure.ac: Recognize gold and do not use its version number
1985 to test ld features.
1986 * configure: Regenerate.
1988 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1991 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1992 (negate_value): Move code to push elements to broken_up_substracts ...
1993 (eliminate_plus_minus_pair): ... here. Push operands that have no
1994 negative pair to plus_negates.
1995 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1997 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1999 * doc/install.texi (Configuration): Move description of
2000 --enable-lto, --with-libelf*, --enable-gold from Java section to
2003 * doc/generic.texi (Working with declarations)
2004 (Function Properties, C and C++ Trees): Fix typos.
2005 * doc/sourcebuild.texi (Top Level): Likewise.
2007 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2010 * tree.h (DECL_READ_P): Define.
2011 (struct tree_decl_common): Add decl_read_flag.
2012 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2013 a set but not used warning.
2014 (merge_decls): Merge DECL_READ_P flag.
2015 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2016 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2017 * c-common.c (handle_used_attribute, handle_unused_attribute):
2019 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2021 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2023 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2024 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2025 c_parser_binary_expression, c_parser_cast_expression,
2026 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2027 Call default_function_array_read_conversion instead of
2028 default_function_array_conversion where needed.
2029 (c_parser_unary_expression, c_parser_conditional_expression,
2030 c_parser_postfix_expression_after_primary, c_parser_initelt):
2031 Likewise. Call mark_exp_read where needed.
2032 (c_parser_statement_after_labels, c_parser_asm_operands,
2033 c_parser_typeof_specifier, c_parser_sizeof_expression,
2034 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2036 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2038 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2039 (warn_unused_but_set_parameter): Default to warn_unused
2041 * doc/invoke.texi: Document -Wunused-but-set-variable and
2042 -Wunused-but-set-parameter.
2044 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2045 used count variable.
2046 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2047 when operandN variables aren't used in the body of the expander
2049 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2050 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2051 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2052 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2053 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2054 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2055 * tree.c (PROCESS_ARG): Likewise.
2057 2010-04-07 Simon Baldwin <simonb@google.com>
2059 * diagnostic.h (diagnostic_override_option_index): New macro to
2060 set a diagnostic's option_index.
2061 * c-tree.h (c_cpp_error): Add warning reason argument.
2062 * opts.c (_warning_as_error_callback): New.
2063 (register_warning_as_error_callback): Store callback for
2064 warnings enabled via enable_warning_as_error.
2065 (enable_warning_as_error): Call callback, minor code tidy.
2066 * opts.h (register_warning_as_error_callback): Declare.
2067 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2068 response to -Werror=.
2069 (c_common_init_options): Register warning_as_error_callback in opts.c.
2070 * common.opt: Add -Wno-cpp option.
2071 * c-common.c (struct reason_option_codes_t): Map cpp warning
2072 reason codes to gcc option indexes.
2073 * (c_option_controlling_cpp_error): New function, lookup the gcc
2074 option index for a cpp warning reason code.
2075 * (c_cpp_error): Add warning reason argument, call
2076 c_option_controlling_cpp_error for diagnostic_override_option_index.
2077 * doc/invoke.texi: Document -Wno-cpp.
2079 2010-04-07 Richard Guenther <rguenther@suse.de>
2081 * ipa-reference.c (mark_load): Use get_base_address.
2082 (mark_store): Likewise.
2084 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2085 inserting GIMPLE_NOPs into the IL.
2086 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2087 Explicitly strip handled components and indirect references.
2089 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2090 folding address expressions.
2091 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2092 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2093 operand_equal_p to compare decls.
2094 (ptr_deref_may_alias_decl_p): Likewise.
2095 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2096 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2097 Handle reversed comparison ops.
2098 * tree-sra.c (asm_visit_addr): Use get_base_address.
2099 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2100 * ipa-reference.c (mark_address): Use get_base_address.
2102 2010-04-07 Richard Guenther <rguenther@suse.de>
2104 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2105 Propagate constants everywhere.
2107 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2110 * tree.c (MAX_INT_CACHED_PREC): Define.
2111 (nonstandard_integer_type_cache): New array.
2112 (build_nonstandard_integer_type): Cache results for precision
2113 <= MAX_INT_CACHED_PREC.
2115 2010-04-07 Richard Guenther <rguenther@suse.de>
2117 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2118 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2119 * common.opt: Likewise.
2120 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2121 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2122 (nonoverlapping_memrefs_p): Likewise.
2123 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2124 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2125 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2126 OPT_fargument_noalias_global for backward compatibility.
2128 2010-04-07 Richard Guenther <rguenther@suse.de>
2130 PR tree-optimization/43270
2131 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2132 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2133 * tree-ssa-pre.c (phi_translate_1): Adjust.
2134 (fully_constant_expression): Split out vn_reference handling to ...
2135 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2136 Fold reads from constant strings.
2137 (vn_reference_lookup): Handle fully constant references.
2138 (vn_reference_lookup_pieces): Likewise.
2139 * Makefile.in (expmed.o-warn): Add -Wno-error.
2141 2010-04-07 Martin Jambor <mjambor@suse.cz>
2143 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2145 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2148 * gcc.c: Add -static-libstdc++ to list of recognized options.
2150 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2152 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2154 2010-04-07 Richard Guenther <rguenther@suse.de>
2157 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2158 bases build simple mem attributes to retain points-to information.
2160 2010-04-07 Richard Guenther <rguenther@suse.de>
2163 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2164 preserve points-to related information.
2166 2010-04-07 Richard Guenther <rguenther@suse.de>
2169 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2170 discard plain indirect references.
2171 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2172 * tree.c (tree_nop_conversion): Likewise.
2174 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2177 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2179 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2181 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2182 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2184 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2186 * tree-if-conv.c: Fix indentation and comments.
2188 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2190 * tree-if-conv.c: Sort static functions in topological order.
2192 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2194 * tree-if-conv.c: Fix indentation and comments.
2196 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2199 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2200 lang_hooks.types.type_for_size instead of
2201 build_nonstandard_integer_type.
2202 When converting an unsigned type to signed, double its precision.
2203 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2204 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2205 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2208 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2211 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2212 POINTER_PLUS_EXPR for pointer types.
2214 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2217 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2218 * graphite-clast-to-gimple.c: Include langhooks.h.
2219 (max_signed_precision_type): New.
2220 (max_precision_type): Takes two types as arguments.
2221 (precision_for_value): New.
2222 (precision_for_interval): New.
2223 (gcc_type_for_interval): New.
2224 (gcc_type_for_value): New.
2225 (gcc_type_for_clast_term): New.
2226 (gcc_type_for_clast_red): New.
2227 (gcc_type_for_clast_bin): New.
2228 (gcc_type_for_clast_expr): Split up into several functions.
2229 (gcc_type_for_clast_eq): Rewritten.
2230 (compute_bounds_for_level): New.
2231 (compute_type_for_level_1): New.
2232 (compute_type_for_level): New.
2233 (gcc_type_for_cloog_iv): Removed.
2234 (gcc_type_for_iv_of_clast_loop): Rewritten.
2235 (graphite_create_new_loop): Compute the lower and upper bound types
2236 with gcc_type_for_clast_expr.
2237 (graphite_create_new_loop_guard): Same.
2238 (find_cloog_iv_in_expr): Removed.
2239 (compute_cloog_iv_types_1): Removed.
2240 (compute_cloog_iv_types): Removed.
2241 (gloog): Do not call compute_cloog_iv_types.
2242 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2244 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2245 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2246 (GBB_CLOOG_IV_TYPES): Removed.
2248 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2250 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2251 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2252 (detect_commutative_reduction): Same.
2254 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2256 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2257 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2259 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2260 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2261 (rewrite_commutative_reductions_out_of_ssa): Same.
2262 * passes.c (execute_function_todo): Call verify_ssa for every pass
2263 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2264 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2265 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2266 with an extra argument.
2267 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2268 verify_ssa only when the extra argument is true.
2269 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2270 with an extra argument.
2271 (tree_transform_and_unroll_loop): Same.
2273 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2275 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2276 for all the passes of the LNO having LOOP_CLOSED_SSA.
2277 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2278 * tree-loop-distribution.c (pass_loop_distribution): Same.
2279 * tree-pass.h (TODO_verify_loops): Removed.
2280 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2282 (pass_tree_unswitch): Same.
2283 (pass_predcom): Same.
2284 (pass_vectorize): Same.
2285 (pass_linear_transform): Same.
2286 (pass_graphite_transforms): Same.
2287 (pass_iv_canon): Same.
2288 (pass_complete_unroll): Same.
2289 (pass_complete_unrolli): Same.
2290 (pass_parallelize_loops): Same.
2291 (pass_loop_prefetch): Same.
2292 (pass_iv_optimize): Same.
2294 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2297 * passes.c (init_optimization_passes): Move pass_lim before
2298 pass_copy_prop and pass_dce_loop.
2300 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2303 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2304 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2305 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2306 MULTI_* defines for 4 argument vpermil2p* builtins.
2308 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2310 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2311 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2312 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2313 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2314 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2315 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2316 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2317 Use x86_maybe_negate_const_int to output insn mnemonic.
2318 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2319 check from instruction predicate. Update comments.
2320 * config/i386/sync.md (sync_add<mode>): Use
2321 x86_maybe_negate_const_int to output insn mnemonic.
2323 2010-04-06 Jan Hubicka <jh@suse.cz>
2325 PR tree-optimization/42906
2326 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2327 IGNORE_SELF argument. Set visited_control_parents for fully
2329 (find_obviously_necessary_stmts): Update call of
2330 mark_control_dependent_edges_necessary.
2331 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2333 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2335 * config/i386/i386.md: Remove comment about 'e' and 'E'
2338 2010-04-06 Richard Guenther <rguenther@suse.de>
2340 PR tree-optimization/43627
2341 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2342 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2345 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2347 * BASE-VER: Change to 4.6.0.
2350 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2353 2010-04-06 Richard Guenther <rguenther@suse.de>
2356 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2358 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2360 * doc/invoke.texi (Optimize Options): Document that LTO
2361 won't remove object access purely due to incompatible
2364 2010-04-04 Matthias Klose <doko@ubuntu.com>
2366 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2367 Initialize variable.
2369 2010-04-03 Richard Guenther <rguenther@suse.de>
2372 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2373 require a non-NULL MEM_OFFSET.
2375 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2377 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2378 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2379 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2380 config/alpha/predicates.md, config/arm/arm.md,
2381 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2382 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2383 config/darwin9.h, config/darwin.c, config/darwin.h,
2384 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2385 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2386 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2387 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2388 config/mips/mips.md, config/mn10300/mn10300.c,
2389 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2390 config/rs6000/aix.h, config/rs6000/dfp.md,
2391 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2392 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2393 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2394 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2395 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2396 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2397 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2398 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2399 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2400 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2401 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2402 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2403 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2404 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2405 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2406 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2407 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2408 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2409 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2410 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2411 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2412 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2413 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2414 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2415 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2416 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2417 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2418 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2419 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2420 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2421 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2422 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2423 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2424 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2425 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2426 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2428 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2431 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2432 * aclocal.m4: Regenerate.
2434 2010-04-02 Richard Guenther <rguenther@suse.de>
2436 PR tree-optimization/43629
2437 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2438 if we have seen a constant value.
2440 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2442 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2444 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2447 * arm.c (legitimize_tls_address): Adjust call to
2448 gen_tls_load_dot_plus_four.
2449 (arm_note_pic_base): New function.
2450 (arm_cannot_copy_insn_p): Use it.
2451 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2454 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2459 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2461 * Makefile.in ($(out_object_file)): Depend on
2462 gt-$(basename $(notdir $(out_file))).h.
2464 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2466 * config.gcc (lm32-*-rtems*): Add t-lm32.
2468 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2470 * config.gcc: Add lm32-*-rtems*.
2471 * config/lm32/rtems.h: New file.
2473 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2476 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2478 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2480 * dwarf2out.c (output_compilation_unit_header): For
2481 -gdwarf-4 use version 4 instead of version 3.
2482 (output_line_info): For version 4 and above emit additional
2483 maximum ops per insn header field.
2484 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2486 * dwarf2out.c (is_c_family, is_java): Remove.
2487 (lower_bound_default): New function.
2488 (add_bound_info, gen_descr_array_type_die): Use it.
2490 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2493 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2494 re-declaration when it happens in a function.
2496 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2498 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2499 (cgraph_remove_function_insertion_hook): Same.
2500 (cgraph_call_function_insertion_hooks): Same.
2502 2010-04-01 Richard Guenther <rguenther@suse.de>
2505 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2506 and TREE_THIS_VOLATILE.
2507 (copy_ref_info): Likewise.
2508 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2509 * tree.c (build6_stat): Ignore side-effects of all but arg5
2510 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2513 2010-04-01 Richard Guenther <rguenther@suse.de>
2515 PR tree-optimization/43607
2516 * ipa-type-escape.c (check_call): Do not access non-existing
2519 2010-04-01 Richard Guenther <rguenther@suse.de>
2523 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2524 Jack Howarth <howarth@bromo.med.uc.edu>
2526 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2529 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2531 * doc/install.texi (Prerequisites): Document libelf usability on
2532 IRIX 5/6 and Solaris 2.
2533 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2534 Update GNU as, GNU ld requirements.
2535 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2536 Document Sun Studio compiler download.
2537 Update and simplify as, ld recommendations.
2538 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2540 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2542 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2543 with_tune_32 to pentium4.
2545 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2547 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2549 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2551 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2552 obsoletion, removal.
2554 Document GNU as requirement.
2555 Update configure requirements.
2556 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2557 Recomment IRIX 6.5.18+.
2558 Document IDF/IDL requirement.
2559 Document GNU as requirement.
2560 Document GNU ld bootstrap failure.
2561 Remove freeware.sgi.com reference.
2563 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2565 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2566 UNIX V4.0, V5.0 obsoletion, removal.
2567 Remove --with-gc=simple reference.
2568 Update VM requirements during bootstrap.
2569 Remove -oldas bootstrap description.
2570 Update binutils reference.
2571 Remove comparison failure note.
2573 2010-03-31 Richard Guenther <rguenther@suse.de>
2574 Zdenek Dvorak <ook@ucw.cz>
2575 Sebastian Pop <sebastian.pop@amd.com>
2578 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2579 with multiple arguments.
2580 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2582 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2584 * graphite-dependences.c (print_pddr): Call print_pdr with an
2586 * graphite-poly.c (debug_pdr): Add an extra argument for the
2589 (print_pbb_domain): Same.
2591 (print_scop_context): Same.
2593 (print_cloog): Same.
2594 (debug_pbb_domain): Same.
2598 (debug_scop_context): Same.
2600 (debug_cloog): Same.
2601 (print_scop_params): Same.
2602 (debug_scop_params): Same.
2603 (print_iteration_domain): Same.
2604 (print_iteration_domains): Same.
2605 (debug_iteration_domain): Same.
2606 (debug_iteration_domains): Same.
2607 (print_scattering_function): Same.
2608 (print_scattering_functions): Same.
2609 (debug_scattering_function): Same.
2610 (debug_scattering_functions): Same.
2611 * graphite-poly.h (debug_pdr): Update declaration.
2613 (print_pbb_domain): Same.
2615 (print_scop_context): Same.
2617 (print_cloog): Same.
2618 (debug_pbb_domain): Same.
2622 (debug_scop_context): Same.
2624 (debug_cloog): Same.
2625 (print_scop_params): Same.
2626 (debug_scop_params): Same.
2627 (print_iteration_domain): Same.
2628 (print_iteration_domains): Same.
2629 (debug_iteration_domain): Same.
2630 (debug_iteration_domains): Same.
2631 (print_scattering_function): Same.
2632 (print_scattering_functions): Same.
2633 (debug_scattering_function): Same.
2634 (debug_scattering_functions): Same.
2636 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2638 * graphite-poly.c (print_scattering_function_1): New.
2639 (print_scattering_function): Call it.
2640 (print_scop_params): Remove spaces at the end of lines.
2643 * graphite-poly.h (print_cloog): Declared.
2644 (debug_cloog): Declared.
2646 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2648 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2650 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2651 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2652 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2653 to switch between adding the IV bump in loop->latch or in loop->header.
2655 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2657 * graphite-poly.c (print_scattering_function): Pretty print following
2660 (print_pbb_domain): Same.
2661 (dump_gbb_cases): Same.
2662 (dump_gbb_conditions): Same.
2665 (print_scop_params): Same.
2666 (print_scop_context): Same.
2668 (print_pbb_body): New.
2669 (lst_indent_to): New.
2670 (print_lst): Start new lines with a #.
2671 * graphite-poly.h (pbb_bb): New.
2672 (pbb_index): Use pbb_bb.
2673 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2675 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2677 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2679 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2680 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2681 and 0 instead of 1 for dw_val_class_flag.
2682 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2683 dw_val_class_range_list, dw_val_class_loc_list,
2684 dw_val_class_lineptr and dw_val_class_macptr, use
2685 DW_FORM_flag_present for dw_val_class_flag and
2686 DW_FORM_exprloc for dw_val_class_loc.
2687 (output_die): For -gdwarf-4 print dw_val_class_loc
2688 size as uleb128 instead of 1 or 2 bytes and don't print
2689 anything for dw_val_class_flag.
2691 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2692 instead of cselib_lookup following by tweaking locs->setting_insn.
2695 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2696 even before returning from label, setjmp call or volatile asm
2699 2010-03-31 Richard Guenther <rguenther@suse.de>
2702 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2703 temporary data on stack.
2705 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2707 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2708 (PUSHSECTION_ASM_OP): Remove.
2709 (POPSECTION_ASM_OP): Remove.
2710 (PUSHSECTION_FORMAT): Remove.
2711 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2712 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2713 * config/sol2.c (solaris_output_init_fini): Use it.
2715 2010-03-31 Jie Zhang <jie@codesourcery.com>
2718 * opt-functions.awk (var_type_struct): Use signed char type
2719 for simple variables.
2721 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2723 * config/sol2.c: Include output.h.
2724 (solaris_assemble_visibility): New function.
2725 * config/t-sol2 (sol2.o): Add output.h dependency.
2726 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2727 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2730 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2733 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2734 V2SImode or XFmode on PRE_DEC.
2737 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2740 2010-03-31 Jie Zhang <jie@codesourcery.com>
2743 * reload.h (caller_save_initialized_p): Declare.
2744 * toplev.c (backend_init_target): Don't call
2745 init_caller_save but set caller_save_initialized_p to false.
2746 * caller-save.c (caller_save_initialized_p): Define.
2747 (init_caller_save): Check caller_save_initialized_p.
2748 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2750 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2753 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2754 and soft-fp/t-softfp to tmake_file.
2755 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2756 (LIBGCC2_TF_CEXT): Define.
2759 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2762 * cselib.c (n_useless_values): Document handling of debug locs.
2763 (n_useless_debug_values, n_debug_values): New variables.
2764 (new_elt_loc_list): Don't add to debug values, keep count.
2765 (promote_debug_loc): New.
2766 (cselib_reset_table): Zero new variables.
2767 (entry_and_rtx_equal_p): Promote debug locs.
2768 (discard_useless_locs): Increment n_useless_debug_values for
2770 (remove_useless_values): Adjust n_useless_values and n_debug_values
2771 with n_useless_debug_values.
2772 (add_mem_for_addr): Promote debug locs.
2773 (cselib_lookup_mem): Likewise.
2774 (cselib_lookup_addr): Renamed to...
2775 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2776 (cselib_log_lookup): ... this. Turn into...
2777 (cselib_lookup_addr): ... new wrapper.
2778 (cselib_lookup_from_insn): New.
2779 (cselib_invalidate_regno): Increment n_useless_debug_values for
2781 (cselib_invalidate_mem): Likewise.
2782 (cselib_process_insn): Take n_deleted and n_debug_values into
2783 account to guard remove_useless_value call.
2784 (cselib_finish): Zero n_useless_debug_values.
2785 * cselib.h (cselib_lookup_from_insn): Declare.
2786 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2787 (sched_analyze_2): Likewise.
2789 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2791 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2793 (adjust_mems): Replace narrowing SUBREG of expression containing
2794 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2795 with operations in the narrower mode.
2798 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2799 regs_invalidated_by_call instead all call_used_reg_set registers.
2801 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2804 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2805 pointer comparisons with types_compatible_p.
2806 * tree-vect-stmts.c (vectorizable_call): Same.
2807 (vectorizable_condition): Same.
2809 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2811 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2812 stack check if the mask would be zero.
2814 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2815 Jack Howarth <howarth@bromo.med.uc.edu>
2817 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2820 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2823 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2825 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2826 Include ___unordxf2 and ___unordtf2.
2827 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2830 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2832 * config/lm32/t-lm32: New file.
2833 * config.gcc: Use the above file when targetting lm32.
2835 2010-03-28 Duncan Sands <baldrick@free.fr>
2837 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2839 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2842 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2843 Improve vectorization cost model diagnostic.
2845 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2848 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2849 compute_data_dependences_for_loop returns false, early exit
2850 and output an extra diagnostic for the failed data reference
2853 2010-03-29 Richard Guenther <rguenther@suse.de>
2855 PR tree-optimization/43560
2856 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2857 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2859 2010-03-29 Jie Zhang <jie@codesourcery.com>
2862 * toplev.c (process_options): Set optimization_default_node
2863 and optimization_current_node.
2864 * opts.c (decode_options): Don't set optimization_default_node
2865 and optimization_current_node.
2867 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2869 * config/rtems.h: Abandon -qrtems_debug.
2871 2010-03-28 Jan Hubicka <jh@suse.cz>
2873 PR tree-optimization/43505
2874 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2875 map should not be copied.
2877 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2880 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2881 cdtors, set DECL_PRESERVE_P.
2882 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2885 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2887 PR tree-optimization/43528
2888 * stor-layout.c (place_field): Check that constant fits into
2889 unsigned HWI when skipping calculation of MS bitfield layout.
2891 2010-03-27 Jan Hubicka <jh@suse.cz>
2894 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2895 notice_global_symbol work.
2897 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2899 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2900 instead of dwarf2out_decl.
2901 (struct var_loc_node): Remove section_label field.
2902 (dwarf2out_function_decl): New function.
2903 (dwarf2out_var_location): Don't set section_label field.
2904 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2906 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2908 PR tree-optimization/43544
2909 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2910 First argument for builtin vectorized function hook is now a
2911 tree to be able to distinguish between machine specific and
2913 * targhooks.c (default_builtin_vectorized_function): Ditto.
2914 * targhooks.h (default_builtin_vectorized_function): Ditto.
2915 * target.h (struct gcc_target): Ditto.
2916 * tree-vect-stmts.c (vectorizable_function): Ditto.
2917 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2918 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2921 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2924 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2925 nested binding iff it is a FUNCTION_DECL.
2926 (store_parm_decls_newstyle): Pass nested=true to bind for
2927 FUNCTION_DECLs amongst parameters.
2929 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2931 * var-tracking.c (vt_expand_loc_callback): Don't run
2932 cselib_expand_value_rtx_cb in dummy mode if
2933 cselib_dummy_expand_value_rtx_cb returned false.
2935 * var-tracking.c (emit_note_insn_var_location): For one part
2936 notes with offset 0, don't add EXPR_LIST around the location.
2937 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2938 add_location_or_const_value_attribute): Adjust for that change.
2941 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2942 into first operand and location into second.
2943 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2944 dw_cfi_oprnd_loc for DW_CFA_expression.
2945 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2946 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2947 assume first argument is regnum and second argument is location.
2949 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2952 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2953 of scratch register to DImode. Split to DImode comparison operator.
2954 Use SImode subreg of scratch register in the multiplication.
2955 (*cmp_sadd_sidi): Ditto.
2956 (*cmp_ssub_si): Ditto.
2957 (*cmp_ssub_sidi): Ditto.
2959 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2962 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2963 Remove invalid assert and wrong comment.
2965 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2968 * flags.h (final_insns_dump_p): New extern.
2969 * final.c (final_insns_dump_p): New variable.
2970 (rest_of_clean_state): Set it before -fdump-final-insns=
2971 dumping, clear afterwards.
2972 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2973 MEM_ALIAS_SET on MEMs.
2975 2010-03-26 David S. Miller <davem@davemloft.net>
2977 * configure.ac: Fix sparc GOTDATA_OP bug check.
2978 * configure: Rebuild.
2980 2010-03-26 Alan Modra <amodra@gmail.com>
2982 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2984 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2986 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2987 TLS_SECTION_ASM_FLAG.
2989 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2992 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2993 Clear first_function_block_is_cold.
2996 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2997 argument if the argument is truth_value_p.
2999 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3001 * config/rs6000/constraints.md: Update copyright year for my changes.
3004 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3005 used in reg+reg addressing, swap registers.
3007 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3010 * target.h (struct gcc_target): Add code_end hook.
3011 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3013 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3014 * toplev.c (compile_file): Call targetm.asm_out.code_end
3015 hook before unwind info/debug info output.
3016 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3017 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3018 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3019 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3020 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3021 * config/i386/i386.c (ix86_file_end): Renamed to...
3022 (ix86_code_end): ... this. Make static. Don't call
3023 file_end_indicate_exec_stack. Emit unwind info using
3024 final_start_function/final_end_function.
3025 (darwin_x86_file_end): Remove.
3026 (TARGET_ASM_CODE_END): Define.
3027 * config/i386/i386.h (TARGET_ASM_FILE_END,
3028 NEED_INDICATE_EXEC_STACK): Don't define.
3029 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3030 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3031 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3032 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3035 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3036 at the beginning and final_end_function at the end.
3037 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3039 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3041 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3042 and Sun as TLS syntax.
3043 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3044 * configure: Regenerate.
3045 * config.in: Regenerate.
3046 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3047 (default_elf_asm_named_section): Use it.
3048 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3049 (i386_output_dwarf_dtprel): Likewise.
3050 (output_addr_const_extra): Likewise.
3051 (output_pic_addr_const): Lowercase @GOTTPOFF.
3052 (output_addr_const_extra): Likewise.
3053 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3054 (output_addr_const_extra): Likewise.
3055 (output_pic_addr_const): Lowercase @INDNTPOFF.
3056 (output_addr_const_extra): Likewise.
3057 (output_pic_addr_const): Lowercase @NTPOFF.
3058 (output_addr_const_extra): Likewise.
3059 (output_pic_addr_const): Lowercase @TPOFF.
3060 (output_addr_const_extra): Likewise.
3061 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3062 (*tls_global_dynamic_64): Likewise.
3063 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3064 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3066 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3067 (ASM_OUTPUT_TLS_COMMON): Use it.
3068 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3071 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3072 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3073 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3074 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3075 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3076 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3078 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3080 * config/i386/i386.c (override_options): Don't accept
3081 -mtls-dialect=sun any longer.
3082 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3083 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3084 (*tls_local_dynamic_base_32_sun): Likewise.
3085 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3087 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3090 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3091 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3094 * ira.c (adjust_cleared_regs): New function.
3095 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3099 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3101 * expr.c (expand_expr_real): Restore previous
3102 curr_insn_source_location and curr_insn_block after
3103 expand_expr_real_1 call.
3104 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3105 instead of expand_expr_real_1.
3107 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3109 PR rtl-optimization/43413
3110 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3113 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3116 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3117 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3119 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3121 * config/i386/i386.c (ix86_target_string): Add -mfma.
3122 Fix a typo in comment.
3124 2010-03-22 Mike Stump <mikestump@comcast.net>
3127 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3128 Don't overly align based upon packed packed fields.
3130 2010-03-22 Jason Merrill <jason@redhat.com>
3132 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3133 Use () rather than [], and move before the element type.
3135 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3137 * doc/configfiles.texi (Configuration Files): Removed
3138 fixinc/Makefile*, intl/Makefile.*.
3139 * doc/makefile.texi: Fixed markup. Abstract from version
3140 control system used.
3141 (Makefile): Removed obsolete gcc/java/parse.y example.
3142 * doc/sourcebuild.texi: Likewise.
3143 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3144 libgomp, libssp. Removed fastjar.
3145 (Miscellaneous Docs): Clarify location.
3146 Added COPYING3, COPYING3.LIB.
3147 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3149 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3152 * config/i386/i386.c (x86_function_profiler)
3153 [!NO_PROFILE_COUNTERS]: Fix typo.
3154 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3157 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3158 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3160 * doc/sourcebuild.texi (Test Directives): Split into six
3161 subsections, with most of the current text in new subsections
3162 Directives, Selectors, and Final Actions.
3163 (Directives): Split list of test directives into multiple
3165 (Selectors): Describe use and syntax of selectors.
3166 (Effective-Target Keywords): Describe all existing keywords.
3167 (Add Options): Describe features for dg-add-options.
3168 (Require Support): Describe variants of dg-require-support.
3169 (Final Actions): Describe commands to use in dg-final.
3171 2010-03-22 Michael Matz <matz@suse.de>
3174 * recog.c (validate_replace_rtx_group): Replace also in
3175 REG_EQUAL and REG_EQUIV notes.
3177 2010-03-22 Richard Guenther <rguenther@suse.de>
3179 PR tree-optimization/43390
3180 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3181 sure vector extracts are type correct.
3183 2010-03-22 Richard Guenther <rguenther@suse.de>
3186 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3187 x * sqrt (x) even when optimizing for size if the target
3188 has native support for sqrt.
3190 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3192 * varasm.c (make_decl_rtl_for_debug): Also clear
3193 flag_mudflap for the duration of make_decl_rtl call.
3196 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3197 locs from preserved VALUEs.
3199 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3202 * pa.md (movmemsi): Set align to one if zero.
3203 (movmemdi): Likewise.
3205 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3208 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3209 with their corresponding prologue pushes.
3211 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3214 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3215 at the begining or end.
3216 (spu_expand_epilogue): Likewise.
3218 2010-03-20 Richard Guenther <rguenther@suse.de>
3220 PR rtl-optimization/43438
3221 * combine.c (make_extraction): Properly zero-/sign-extend an
3222 extraction of the low part of a CONST_INT. Also handle
3225 2010-03-19 Mike Stump <mikestump@comcast.net>
3227 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3228 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3229 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3231 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3234 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3237 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3239 PR rtl-optimization/42258
3240 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3241 use that may match DEF.
3244 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3245 the cost of loading the constant rather than assuming
3247 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3248 outer code is AND, do the same tests as the andsi3 expander and
3249 return COSTS_N_INSNS (1) if and is cheap.
3251 * optabs.c (avoid_expensive_constant): Fix formatting.
3253 2010-03-19 Michael Matz <matz@suse.de>
3256 * attribs.c (decl_attributes): When rebuilding a function pointer
3257 type use the same qualifiers as the original pointer type.
3259 2010-03-19 Martin Jambor <mjambor@suse.cz>
3261 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3262 and is_gimple_ip_invariant_address.
3264 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3267 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3269 * config/arm/arm.c (arm_override_options): Turn off
3270 flag_dwarf2_cfi_asm for AAPCS variants.
3272 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3275 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3276 Use PRE_MODIFY instead of PRE_DEC.
3277 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3278 (vfp_emit_fstmd): Likewise.
3280 2010-03-19 Michael Matz <matz@suse.de>
3283 * builtins.c (expand_builtin_interclass_mathfn,
3284 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3287 2010-03-19 Richard Guenther <rguenther@suse.de>
3289 PR tree-optimization/43415
3290 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3291 (phi_translate_1): ... this.
3292 (phi_translate): Move all caching here. Cache all NARY
3293 and REFERENCE translations.
3295 2010-03-19 David S. Miller <davem@davemloft.net>
3297 With help from Eric Botcazou.
3298 * config/sparc/sparc.c: Include dwarf2out.h.
3299 (emit_pic_helper): Delete.
3300 (pic_helper_symbol_name): Delete.
3301 (pic_helper_emitted_p): Delete.
3302 (pic_helper_needed): New.
3303 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3304 (get_pc_thunk_name): New.
3305 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3306 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3307 Set pic_helper_needed to true. Don't call emit_pic_helper.
3308 (sparc_expand_prologue): Update load_pic_register call.
3309 (sparc_output_mi_thunk): Likewise.
3310 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3311 thunk if possible. Output CFI information as needed.
3313 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3314 Jack Howarth <howarth@bromo.med.uc.edu>
3317 * config/i386/i386.h: Fix ABI on darwin x86-32.
3319 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3321 * tree.h: Declare make_decl_rtl_for_debug.
3322 * varasm.c (make_decl_rtl_for_debug): New.
3323 * dwarf2out.c (rtl_for_decl_location): Call it.
3324 * cfgexpand.c (expand_debug_expr): Call it.
3326 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3329 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3333 * var-tracking.c (vt_init_cfa_base): Do nothing if
3334 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3336 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3339 * var-tracking.c (canonicalize_vars_star): New.
3340 (dataflow_post_merge_adjust): Use it.
3342 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3345 * var-tracking.c (non_suitable_const): New function.
3346 (add_uses): For DEBUG_INSNs with constants, don't record any
3347 value, instead just the constant value itself.
3348 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3349 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3350 (emit_notes_in_bb): Likewise.
3351 (emit_note_insn_var_location): For onepart variables if
3352 cur_loc is a VOIDmode constant, use DECL_MODE.
3354 2010-03-18 Martin Jambor <mjambor@suse.cz>
3357 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3358 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3359 all non-clones. Moved call redirection...
3360 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3361 (cgraph_materialize_all_clones): Dispose of all
3362 combined_args_to_skip bitmaps.
3363 (verify_cgraph_node): Do not check for edges pointing to wrong
3364 nodes in inline clones.
3365 * tree-inline.c (copy_bb): Call
3366 cgraph_redirect_edge_call_stmt_to_callee.
3367 * ipa.c (cgraph_remove_unreachable_nodes): Call
3368 cgraph_node_remove_callees even when there are used clones.
3370 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3372 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3374 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3377 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3380 2010-03-18 Michael Matz <matz@suse.de>
3383 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3384 into sqrt(x) if we need to preserve signed zeros.
3386 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3387 Eric Botcazou <ebotcazou@adacore.com>
3389 PR rtl-optimization/43360
3390 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3391 note if we don't know its invariant status.
3393 2010-03-18 Michael Matz <matz@suse.de>
3395 PR tree-optimization/43402
3396 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3397 PHI chains of ssa names registered for update.
3399 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3402 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3403 non-offsettable and pre_modify update addressing.
3404 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3405 and "2" alternatives "#".
3406 (*movdd_softfloat32): Make all alternatives "#";
3407 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3408 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3409 (*movdf_softfloat32): Make all alternatives "#";
3410 (movdi): Use the new DIFD mode iterator to create a common splitter
3411 for movdi, movdf and movdd patterns.
3413 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3415 * common.opt (dumpdir): Remove redundant tab.
3417 2010-03-17 Martin Jambor <mjambor@suse.cz>
3419 PR tree-optimization/43347
3420 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3421 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3423 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3425 PR rtl-optimization/42216
3426 * regrename.c (create_new_chain): New function, broken out from...
3427 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3428 appending a use to an empty chain.
3429 (build_def_use): Remove previous changes that convert OP_INOUT to
3430 OP_OUT operands; instead detect the case where an OP_INOUT operand
3431 uses a previously untracked register and create an empty chain for it.
3433 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3435 * doc/extend.texi (Function Attributes): Rewrite unfinished
3436 sentence in ms_abi documentation.
3438 2010-03-17 Alan Modra <amodra@gmail.com>
3440 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3441 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3442 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3443 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3445 2010-03-16 Richard Henderson <rth@redhat.com>
3448 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3449 (lower_try_finally): Save and restore eh_seq around the expansion
3452 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3454 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3455 statements before splitting block.
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