1 2010-04-26 Richard Guenther <rguenther@suse.de>
4 * gimple.c (gimple_decl_printable_name): Deal gracefully
7 2010-04-26 Richard Guenther <rguenther@suse.de>
10 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
11 if emitting debug information and it is either a function
14 2010-04-26 Ira Rosen <irar@il.ibm.com>
16 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
17 determine if the statement is vectorizable, and a macro to
19 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
20 Skip statements that can't be vectorized. If the analysis
21 fails, mark the statement as unvectorizable if vectorizing
23 (vect_compute_data_refs_alignment): Likewise.
24 (vect_verify_datarefs_alignment): Skip statements marked as
25 unvectorizable. Add print.
26 (vect_analyze_group_access): Skip statements that can't be
27 vectorized. If the analysis fails, mark the statement as
28 unvectorizable if vectorizing basic block.
29 (vect_analyze_data_ref_accesses, vect_analyze_data_refs):
31 * tree-vect-stmts.c (vectorizable_store): Fix the number of
32 generated stmts for SLP.
33 (new_stmt_vec_info): Initialize the new field.
34 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
35 statements marked as unvectorizable.
37 2010-04-25 Joseph Myers <joseph@codesourcery.com>
39 * c-common.c (flag_isoc1x): New.
40 (flag_isoc99): Update comment.
41 * c-common.h (flag_isoc1x): New.
42 (flag_isoc99): Update comment.
43 * c-cppbuiltin.c (builtin_define_float_constants): Also define
44 __<type>_DECIMAL_DIG__.
45 * c-opts.c (set_std_c1x): New.
46 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
47 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
48 * c.opt (-std=c1x, -std=gnu1x): New options.
49 * doc/cpp.texi: Mention -std=c1x.
50 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
51 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
52 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
53 * doc/standards.texi: Mention C1X.
54 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
55 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
56 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
59 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
61 * config/i386/gmon-sol2.c (_mcleanup): Change format string
62 placeholder from 0x%x to %#x.
63 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
64 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
65 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
66 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
67 * config/i386/i386.c (ix86_target_string): Ditto.
68 (output_pic_addr_const): Ditto.
69 (print_operand): Ditto.
71 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
73 * combine.c (find_split_point): Add third argument. Use it
74 to find nested multiply-accumulate instructions. Adjust calls.
75 (try_combine): Adjust call to find_split_point.
77 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
79 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
81 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
83 PR tree-optimization/41442
84 * fold-const.c (merge_truthop_with_opposite_arm): New function.
85 (fold_binary_loc): Call it.
87 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
89 * toplev.c (general_init): Set default for fdiagnostics-show-option.
90 * opts.c (common_handle_option): Allow disabling it.
91 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
93 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
95 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
96 between modes if both types are integral.
98 2010-04-23 Richard Guenther <rguenther@suse.de>
100 PR tree-optimization/43572
101 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
103 2010-04-23 Richard Guenther <rguenther@suse.de>
106 * tree-inline.c (tree_can_inline_p): Also check compatibility
109 2010-04-23 Martin Jambor <mjambor@suse.cz>
111 PR tree-optimization/43846
112 * tree-sra.c (struct access): New flag grp_assignment_read.
113 (build_accesses_from_assign): Set grp_assignment_read.
114 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
115 (enum mark_read_status): New type.
116 (analyze_access_subtree): Propagate grp_assignment_read, create
117 accesses also if both direct_read and root->grp_assignment_read.
119 2010-04-23 Martin Jambor <mjambor@suse.cz>
122 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
123 function does not have type attributes.
125 2010-04-23 Richard Guenther <rguenther@suse.de>
128 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
131 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
133 * sese.h (create_if_region_on_edge): Remove.
135 * sese.c (create_if_region_on_edge): Make static.
137 * tree-inline.c: Do not include ggc.h.
139 * expr.c: Do not include ggc.h.
141 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
144 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
147 * config/sh/sh.c (find_barrier): Don't emit a constant pool
148 in the middle of insns for casesi_worker_2.
150 2010-04-22 David Edelsohn <edelsohn@gnu.org>
152 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
154 2010-04-22 Ira Rosen <irar@il.ibm.com>
156 PR tree-optimization/43842
157 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
158 loop unrolling in update of exit phis. Fix comment.
159 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
160 least two reduction statements in the loop before starting SLP
163 2010-04-22 Nick Clifton <nickc@redhat.com>
165 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
167 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
169 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
172 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
174 * tree-parloops.c (loop_parallel_p): New argument
175 parloop_obstack. Pass it down.
176 (parallelize_loops): New variable parloop_obstack. Initialize it,
177 pass it down, free it.
179 * tree-loop-linear.c (linear_transform_loops): Pass down
182 * tree-data-ref.h (lambda_compute_access_matrices): New argument
183 of type struct obstack *.
185 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
186 scratch_obstack. Initialize it, pass down, free it.
188 * lambda.h (lambda_loop_new): Remove.
189 (lambda_matrix_new, lambda_matrix_inverse)
190 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
191 argument of type struct obstack *.
193 * lambda-trans.c (lambda_trans_matrix_new): New argument
194 lambda_obstack. Pass it down, use obstack allocation for ret.
195 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
198 * lambda-mat.c (lambda_matrix_get_column)
199 (lambda_matrix_project_to_null): Remove.
200 (lambda_matrix_new): New argument lambda_obstack. Use obstack
202 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
205 * lambda-code.c (lambda_loop_new): New function.
206 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
207 (lambda_compute_auxillary_space, lambda_compute_target_space)
208 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
209 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
210 (build_access_matrix): New argument lambda_obstack. Use obstack
212 (lambda_compute_step_signs, lambda_compute_access_matrices): New
213 argument lambda_obstack. Pass it down.
215 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
217 * optabs.h (expand_widening_mult): Declare.
219 2010-04-22 Richard Guenther <rguenther@suse.de>
221 PR tree-optimization/43845
222 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
223 lookup the CALL_EXPR function and arguments.
225 2010-04-22 Nick Clifton <nickc@redhat.com>
227 * config/stormy16/stormy16.c
228 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
229 * config/stormy16/stormy16.h: Tidy up formatting.
230 (DONT_USE_BUILTIN_SETJMP): Remove definition.
231 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
232 (ineqbranchsi): Delete pattern.
233 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
234 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
235 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
236 stormy16-lib2-ucmpsi2.c.
238 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
240 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
241 df_simulate_find_noclobber_defs as appropriate. Keep track of an
242 extra set merge_set_noclobber, and use it to relax the final test
244 * df.h (df_simulate_find_noclobber_defs): Declare.
245 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
247 (df_simulate_find_noclobber_defs): New function.
249 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
251 * config/i386/i386.md: Use {} around multi-line preparation statements.
253 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
255 * c-tree.h (push_init_level, pop_init_level, set_init_index)
256 (process_init_element): New argument of type struct obstack *.
258 * c-typeck.c (push_init_level, pop_init_level, set_designator)
259 (set_init_index, set_init_label, set_nonincremental_init)
260 (set_nonincremental_init_from_string, find_init_member)
261 (output_init_element, output_pending_init_elements)
262 (process_init_element): New argument braced_init_obstack. Pass it
264 (push_range_stack, add_pending_init): New argument
265 braced_init_obstack. Use obstack allocation.
267 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
268 braced_init_obstack. Pass it down.
269 (c_parser_braced_init): New variables ret, braced_init_obstack.
270 Initialize obstack, pass it down and finally free it.
272 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
275 * tree-pass.h (pass_optimize_widening_mul): Declare.
276 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
277 gate_optimize_widening_mul): New static functions.
278 (pass_optimize_widening_mul): New.
279 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
280 <case MULT_EXPR>: Remove support for widening multiplies.
281 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
282 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
283 simplify_gen_unary rather than directly building extensions.
284 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
286 * expmed.c (expand_widening_mult): New function.
287 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
289 2010-04-21 Jan Hubicka <jh@suse.cz>
291 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
292 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
293 * lto-wpa-fixup.c: Remove.
294 * Makefile.in (lto-wpa-fixup.o): Remove.
295 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
296 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
297 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
299 2010-04-21 Jan Hubicka <jh@suse.cz>
301 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
302 add write_optimization_summary, read_optimization_summary.
303 (ipa_write_summaries_of_cgraph_node_set): Remove.
304 (ipa_write_optimization_summaries): Declare.
305 (ipa_read_optimization_summaries): Declare.
306 * ipa-cp.c (pass_ipa_cp): Update.
307 * ipa-reference.c (pass_ipa_reference): Update.
308 * ipa-pure-const.c (pass_ipa_pure_const): Update.
309 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
311 * ipa-inline.c (pass_ipa_inline): Update.
312 * ipa.c (pass_ipa_whole_program): Update.
313 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
314 * passes.c (ipa_write_summaries_1): Do not test wpa.
315 (ipa_write_optimization_summaries_1): New.
316 (ipa_write_optimization_summaries): New.
317 (ipa_read_summaries): Do not test ltrans.
318 (ipa_read_optimization_summaries_1): New.
319 (ipa_read_optimization_summaries): New.
321 2010-04-21 Jan Hubicka <jh@suse.cz>
323 * lto-cgraph.c (lto_output_node): Do not output comdat groups
325 (output_cgraph): Do not arrange comdat groups for boundary nodes.
327 2010-04-21 Jakub Jelinek <jakub@redhat.com>
330 * dwarf2out.c (add_name_and_src_coords_attributes): Add
331 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
333 2010-04-21 Jan Hubicka <jh@suse.cz>
335 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
337 2010-04-21 Jan Hubicka <jh@suse.cz>
339 * varpool.c (decide_is_variable_needed): Variable is always needed
342 2010-04-21 Jan Hubicka <jh@suse.cz>
344 * opts.c (decode_options): Enable pure-const pass for whopr.
346 2010-04-21 Jan Hubicka <jh@suse.cz>
348 * cgraph.c (dump_cgraph_node): Dump also assembler name.
349 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
351 (cgraph_decide_inlining): Do not expect callee to be removed in all
354 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
356 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
358 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
360 * config/i386/i386.md (x86_shrd): Add athlon_decode and
361 amdfam10_decode attributes.
363 2010-04-21 Jakub Jelinek <jakub@redhat.com>
366 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
367 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
368 (lower_copyprivate_clauses): Use private var in outer
369 context instead of original var. Make sure the types
370 are correct for VLAs.
372 2010-04-21 Richard Guenther <rguenther@suse.de>
374 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
375 to non-pointer objects.
377 2010-04-21 Jakub Jelinek <jakub@redhat.com>
379 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
380 last chain entry if it starts with the still current label.
381 (add_location_or_const_value_attribute): Check that
382 loc_list->first->next is NULL instead of comparing ->first with ->last.
383 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
384 to add_var_loc_to_decl.
386 * dwarf2out.c (output_call_frame_info): For dw_cie_version
387 >= 4 add also address size and segment size fields into CIE header.
389 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
390 long as address size is the same as sizeof (void *) and
392 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
393 address size or segment size is unexpected, return DW_EH_PE_omit.
394 (classify_object_over_fdes): If get_cie_encoding returned
395 DW_EH_PE_omit, return -1.
396 (init_object): If classify_object_over_fdes returned -1,
397 pretend there were no FDEs at all.
399 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
401 * config/i386/i386.md (bswap<mode>2): Macroize expander from
402 bswap{si,di}2 using SWI48 mode iterator.
403 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
404 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
405 set modrm attribute of bswap insn to 0 and remove length attribute.
406 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
407 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
408 set mode attribute to <MODE> and remove length attribute.
410 2010-04-20 James E. Wilson <wilson@codesourcery.com>
412 PR rtl-optimization/43520
413 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
414 zero available registers.
416 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
418 * builtins.c (fold_builtin_cproj): Fold more cases.
420 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
422 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
423 (fold_builtin_1): Fold builtin cproj.
424 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
425 Use ATTR_CONST_NOTHROW_LIST.
427 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
429 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
430 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
431 ffsi2_no_cmove for !TARGET_CMOVE.
432 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
433 (ffssi2): Remove expander.
434 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
436 (ctz<mode>2): Ditto from ctz{si,di}2.
437 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
439 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
442 2010-04-20 Jakub Jelinek <jakub@redhat.com>
444 * dwarf2out.c (AT_linkage_name): Define.
445 (clone_as_declaration): Handle DW_AT_linkage_name.
446 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
447 of DW_AT_MIPS_linkage_name.
448 (move_linkage_attr): Likewise.
449 (dwarf2out_finish): Likewise.
451 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
454 * fold-const.c (fold_comparison): New folding rule.
456 2010-04-20 Anatoly Sokolov <aesok@post.ru>
458 * double-int.h (double_int_setbit): Declare.
459 * double-int.c (double_int_setbit): New function.
460 * rtl.h (immed_double_int_const): Declare.
461 * emit-rtl.c (immed_double_int_const): New function.
462 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
463 and immed_double_int_const functions.
464 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
465 expand_copysign_bit): (Ditto.).
466 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
467 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
468 * dojump.c (prefer_and_bit_test): (Ditto.).
469 * expr.c (convert_modes, reduce_to_bit_field_precision,
470 const_vector_from_tree): (Ditto.).
471 * expmed.c (mask_rtx, lshift_value): (Ditto.).
473 2010-04-20 Jan Hubicka <jh@suse.cz>
475 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
476 (dump_cgraph_node): Dump new flags.
477 * cgraph.h (struct cgraph_node): Add flags
478 reachable_from_other_partition and in_other_partition.
479 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
480 other partition can not be removed.
481 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
482 the other partition must be output; silence sanity checking on
483 leaking functions bodies from other paritition.
484 * lto-cgraph.c (reachable_from_other_partition_p): New function.
485 (lto_output_node): Output new flags; do not sanity check that inline
486 clones are output; drop lto_forced_extern_inline_p code; do not mock
487 visibility flags at partition boundaries.
488 (add_node_to): New function.
489 (output_cgraph): Use it to sort functions so masters appear before
491 (input_overwrite_node): Input new flags.
492 * passes.c (ipa_write_summaries): Do not call
493 lto_new_extern_inline_states.
494 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
495 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
496 lto_forced_extern_inline_p): Kill.
497 * lto-streamer.h (lto_new_extern_inline_states,
498 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
499 lto_forced_extern_inline_p): Kill.
501 2010-04-20 Richard Guenther <rguenther@suse.de>
503 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
504 from vars that can have pointers.
505 (process_constraint): Dump useless constraints.
507 2010-04-20 Richard Guenther <rguenther@suse.de>
509 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
510 (dump_sa_points_to_info): Remove asserts.
511 (init_base_vars): nothing_id isn't an escape point nor does it
514 2010-04-20 Jakub Jelinek <jakub@redhat.com>
516 * tree.h (TYPE_REF_IS_RVALUE): Define.
517 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
518 should_move_die_to_comdat, prune_unused_types_walk): Handle
519 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
520 (modified_type_die, gen_reference_type_die): Emit
521 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
522 if TYPE_REF_IS_RVALUE and -gdwarf-4.
524 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
527 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
528 calls for -fpic -m31 if they have been sibcall optimized.
530 2010-04-19 James E. Wilson <wilson@codesourcery.com>
532 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
533 ar.lc fixed and call-used.
535 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
537 2010-04-19 Jan Hubicka <jh@suse.cz>
539 * opts.c (decode_options): Disable whpr incompatible passes.
540 * lto/lto.c (lto_1_to_1_map): Skip clones.
541 (read_cgraph_and_symbols): Do not mark everything as needed.
542 (do_whole_program_analysis): Do map only after optimizing;
543 set proper cgraph_state; use passmanager.
545 2010-04-19 DJ Delorie <dj@redhat.com>
547 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
548 POINTER_PLUS_EXPR and fix them.
550 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
552 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
553 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
554 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
555 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
556 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
557 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
558 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
559 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
560 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
561 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
562 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
564 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
566 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
567 (check_cond_move_block): Likewise.
568 (cond_move_process_if_block): Likewise.
569 (noce_find_if_block): Improve formatting.
570 (find_if_header): Pass 0 to memset and tweak conditions.
571 (cond_exec_find_if_block): Fix long lines and tweak conditions.
573 2010-04-19 Jakub Jelinek <jakub@redhat.com>
575 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
579 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
580 with non-local decl doesn't need chain.
582 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
584 * ira-color.c (allocno_reload_assign): Avoid accumulating
585 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
587 2010-04-19 Martin Jambor <mjambor@suse.cz>
589 * gimple.h (create_tmp_reg): Declare.
590 * gimplify.c (create_tmp_reg): New function.
591 (gimplify_return_expr): Use create_tmp_reg.
592 (gimplify_omp_atomic): Likewise.
593 (gimple_regimplify_operands): Likewise.
594 * tree-dfa.c (make_rename_temp): Likewise.
595 * tree-predcom.c (predcom_tmp_var): Likewise.
596 (reassociate_to_the_same_stmt): Likewise.
597 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
598 (get_replaced_param_substitute): Likewise.
599 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
600 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
601 * tree-ssa-pre.c (get_representative_for): Likewise.
602 (create_expression_by_pieces): Likewise.
603 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
604 (create_tailcall_accumulator): Likewise.
606 2010-04-19 Martin Jambor <mjambor@suse.cz>
608 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
610 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
612 2010-04-19 Richard Guenther <rguenther@suse.de>
614 PR tree-optimization/43796
615 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
616 from SCEV in the lattice.
617 (vrp_visit_phi_node): Dump change.
619 2010-04-19 Richard Guenther <rguenther@suse.de>
621 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
622 * configure: Re-generated.
624 2010-04-19 Richard Guenther <rguenther@suse.de>
626 PR tree-optimization/43783
627 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
628 constant ARRAY_REF operands two and three if possible.
630 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
633 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
635 2010-04-19 Jie Zhang <jie@codesourcery.com>
638 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
640 2010-04-19 Ira Rosen <irar@il.ibm.com>
642 PR tree-optimization/37027
643 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
644 and macro to access it.
645 (vectorizable_reduction): Add argument.
646 (vect_get_slp_defs): Likewise.
647 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
648 statements for possible use in SLP.
649 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
650 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
651 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
653 (vectorizable_reduction): Likewise.
654 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
656 (vectorizable_type_demotion, vectorizable_type_promotion,
657 vectorizable_store): Likewise.
658 (vect_analyze_stmt): Update call to vectorizable_reduction.
659 (vect_transform_stmt): Likewise.
660 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
661 (vect_build_slp_tree): Fix indentation. Check that there are no loads
662 from different interleaving chains in same node.
663 (vect_slp_rearrange_stmts): New function.
664 (vect_supported_load_permutation_p): Allow load permutations for
665 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
666 inside SLP nodes if necessary.
667 (vect_analyze_slp_instance): Handle reductions.
668 (vect_analyze_slp): Try to build SLP instances originating from groups
670 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
671 (vect_get_constant_vectors): Create initial vectors for reductions
672 according to reduction code. Add new argument.
673 (vect_get_slp_defs): Add new argument, pass it to
674 vect_get_constant_vectors.
675 (vect_schedule_slp_instance): Remove SLP tree root statements.
677 2010-04-19 Jakub Jelinek <jakub@redhat.com>
679 * tree.h (ENUM_IS_SCOPED): Define.
680 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
681 for ENUM_IS_SCOPED enums.
683 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
685 * fold-const.c (fold_comparison): Use ssizetype.
686 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
687 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
688 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
689 * tree-object-size.c (compute_object_sizes): Use size_type_node.
691 * tree.h (initialize_sizetypes): Remove parameter.
692 (build_common_tree_nodes): Remove second parameter.
693 * stor-layout.c (initialize_sizetypes): Remove parameter.
694 Always create an unsigned type.
695 (set_sizetype): Assert that the passed type is unsigned and simplify.
696 * tree.c (build_common_tree_nodes): Remove second parameter.
697 Adjust call to initialize_sizetypes.
698 * c-decl.c (c_init_decl_processing): Remove second argument in call to
699 build_common_tree_nodes.
701 2010-04-18 Matthias Klose <doko@ubuntu.com>
703 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
705 2010-04-18 Ira Rosen <irar@il.ibm.com>
707 PR tree-optimization/43771
708 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
709 load permutation doesn't have gaps.
711 2010-04-18 Jan Hubicka <jh@suse.cz>
713 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
714 (sse_prologue_save_insn expander): Use new pattern.
715 (sse_prologue_save_insn1): New pattern and splitter.
716 (sse_prologue_save_insn): Update to deal also with 64bit aligned
718 * i386.c (setup_incoming_varargs_64): Do not compute jump
720 (ix86_gimplify_va_arg): Update alignment needed.
721 (ix86_local_alignment): Do not align all local arrays to 128bit.
723 2010-04-17 Jan Hubicka <jh@suse.cz>
725 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
727 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
729 * arm.md (negdi2): Remove redundant code to force values into a
732 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
734 * arm/bpabi.S: Add EABI alignment attributes to objects.
735 * arm/bpabi-v6m.S: Likewise.
736 * arm/crti.asm: Likewise.
737 * arm/crtn.asm: Likewise.
738 * arm/lib1funcs.asm: Likewise.
739 * arm/libunwind.S: Likewise.
741 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
743 * arm-protos.h (tune_params): New structure.
744 * arm.c (current_tune): New variable.
745 (arm_constant_limit): Delete.
746 (struct processors): Add pointer to the tune parameters.
747 (arm_slowmul_tune): New tuning option.
748 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
749 (all_cores): Adjust to pick up the tuning model.
750 (arm_constant_limit): New function.
751 (arm_override_options): Select the appropriate tuning model. Delete
752 initialization of arm_const_limit.
753 (arm_split_constant): Use the new constant-limit model.
754 (arm_rtx_costs): Pick up the current tuning model.
755 * arm.md (is_strongarm, is_xscale): Delete.
756 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
757 for Xscale variant architectures.
758 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
760 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
762 * config/arm/arm.c (arm_gen_constant): Remove unused variable
764 (arm_rtx_costs_1): Remove unused variable extra_cost.
765 (arm_unwind_emit_set): Use variable offset.
766 (thumb1_output_casesi): Remove unused variable flags.
768 2010-04-16 Jeff Law <law@redhat.com>
770 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
771 needing assignment rather than doing a two-phase assignment. Remove
774 2010-04-16 Jakub Jelinek <jakub@redhat.com>
777 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
779 2010-04-16 Doug Kwan <dougkwan@google.com>
781 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
782 (next_operand_entry_id): New static variable.
783 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
784 (add_to_ops_vec): Assigned unique ID to operand entry.
785 (struct oecount_s): New field ID.
786 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
787 (undistribute_ops_list): Assign unique IDs to oecounts.
788 (init_reassoc): reset next_operand_entry_id.
790 2010-04-16 Doug Kwan <dougkwan@google.com>
792 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
793 missing left parenthesis.
795 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
797 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
798 *btdi_rex64 using SWI48 mode iterator.
799 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
800 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
801 *jcc_btdi_mask_rex64.
803 2010-04-16 Anatoly Sokolov <aesok@post.ru>
805 * double-int.h (tree_to_double_int): Convert to macro.
806 * double-int.c (tree_to_double_int): Remove.
808 2010-04-16 Jakub Jelinek <jakub@redhat.com>
811 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
812 with want_address 2 and in case a single element list might be
813 possible, call it again with want_address 0.
815 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
817 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
818 case 'W' print operands for HI mode.
819 * config/h8300/h8300.h (Y0, Y2) : New constraints.
820 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
821 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
822 * config/h8300/predicate.md (bit_register_indirect_operand): New.
824 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
826 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
827 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
828 #xx:3 and #xx:4 mode.
830 * config/h8300/h8300.md (inverted load with HImode dest): Add
833 * config/h8300/predicate.md (bit_operand): Allow immediate values that
834 satisfy 'U' constraint.
836 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
838 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
839 * configure: Regenerate.
840 * config.in: Regenerate.
841 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
844 2010-04-16 Richard Guenther <rguenther@suse.de>
846 * tree.h (struct tree_decl_minimal): Move pt_uid ...
847 (struct tree_decl_common): ... here.
848 (DECL_PT_UID): Adjust.
849 (SET_DECL_PT_UID): Likewise.
850 (DECL_PT_UID_SET_P): Likewise.
852 2010-04-16 Richard Guenther <rguenther@suse.de>
854 PR tree-optimization/43572
855 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
856 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
857 * tree-flow.h (is_call_clobbered): Remove.
858 * tree-flow-inline.h (is_call_clobbered): Likewise.
859 * tree-dfa.c (dump_variable): Do not dump call clobber state.
860 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
861 (execute_return_slot_opt): Adjust.
862 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
863 check for call clobbered vars here.
864 (find_tail_calls): Move tailcall verification to the
867 2010-04-16 Diego Novillo <dnovillo@google.com>
869 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
871 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
874 * config/arm/arm.md (cbranchqi4): New pattern.
875 * config/arm/predicates.md (const0_operand,
876 cbranchqi4_comparison_operator): New predicates.
878 2010-04-16 Richard Guenther <rguenther@suse.de>
880 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
881 (dump_gimple_stmt): Likewise.
883 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
885 * recog.h (struct recog_data): New field is_operator.
886 (struct insn_operand_data): New field is_operator.
887 * recog.c (extract_insn): Set recog_data.is_operator.
888 * genoutput.c (output_operand_data): Emit code to set the
890 * reload.c (find_reloads): Use it rather than testing for an
891 empty constraint string.
894 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
895 If the previous insn is a cbranchsi4_insn with the same arguments,
896 omit the compare instruction.
898 * config/arm/arm.md (addsi3_cbranch): If destination is a high
899 register, inputs must be low registers and we need a low register
900 scratch. Handle alternative 2 like alternative 3.
902 2010-04-16 Jakub Jelinek <jakub@redhat.com>
904 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
905 don't call get_addr on both. If one expression is a VALUE and
906 the other a REG, check VALUE's locs if the REG isn't among them.
908 2010-04-16 Christian Bruel <christian.bruel@st.com>
910 * config/sh/sh.h (sh_frame_pointer_required): New function.
911 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
912 (flag_omit_frame_pointer) Set.
913 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
914 (rounded_frame_size): Adjust size with outgoing_args_size.
915 (sh_set_return_address): Must return from stack pointer.
916 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
917 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
918 (ACCUMULATE_OUTGOING_ARGS): Define.
919 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
920 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
922 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
925 * config/sh/sh.c (sh_legitimize_reload_address): Use
926 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
927 Remove a unneeded check for offset_base.
929 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
931 * configure: Regenerated.
933 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
935 * config/s390/s390.c (s390_call_save_register_used): Switch back
938 2010-04-15 Richard Guenther <rguenther@suse.de>
940 * alias.c (alias_set_subset_of): Handle alias-set zero
943 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
944 Julian Brown <julian@codesourcery.com>
946 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
947 alternatives according to use of high and low regs.
948 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
949 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
950 optimizing for size on Thumb-2.
952 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
954 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
956 2010-04-15 Richard Guenther <rguenther@suse.de>
958 * tree-ssa-structalias.c (struct variable_info): Add
960 (new_var_info): Initialize it.
961 (dump_constraints): Support printing last added constraints.
962 (debug_constraints): Adjust.
963 (dump_constraint_graph): Likewise.
964 (make_heapvar_for): Check for NULL cfun.
965 (get_function_part_constraint): New function.
966 (get_fi_for_callee): Likewise.
967 (find_func_aliases): Properly implement IPA PTA constraints.
968 (process_ipa_clobber): New function.
969 (find_func_clobbers): Likewise.
970 (insert_into_field_list_sorted): Remove.
971 (create_function_info_for): Properly allocate vars for IPA mode.
972 Do not use insert_into_field_list_sorted.
973 (create_variable_info_for): Properly generate constraints for
974 global vars in IPA mode.
975 (dump_solution_for_var): Always dump the solution.
976 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
977 (find_what_var_points_to): Adjust.
978 (pt_solution_set): Change.
979 (pt_solution_ior_into): New function.
980 (pt_solution_empty_p): Export.
981 (pt_solution_includes_global): Adjust.
982 (pt_solution_includes_1): Likewise.
983 (pt_solutions_intersect_1): Likewise.
984 (dump_sa_points_to_info): Check some invariants.
985 (solve_constraints): Move constraint dumping ...
986 (compute_points_to_sets): ... here.
987 (ipa_pta_execute): ... and here.
988 (compute_may_aliases): Do not re-compute points-to info
989 locally if IPA info is available.
990 (ipa_escaped_pt): New global var.
991 (ipa_pta_execute): Properly implement IPA PTA.
992 * tree-into-ssa.c (dump_decl_set): Support dumping
993 decls not in referenced-vars.
994 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
995 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
996 (dump_points_to_solution): Likewise.
997 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
998 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
999 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1000 (copy_decl_to_var): Copy DECL_PT_UID.
1001 (copy_result_decl_to_var): Likewise.
1002 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1003 (copy_node_stat): Copy it.
1004 * tree.h (DECL_PT_UID): New macro.
1005 (SET_DECL_PT_UID): Likewise.
1006 (DECL_PT_UID_SET_P): Likewise.
1007 (struct tree_decl_minimal): Add pt_uid member.
1008 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1009 (pt_solution_empty_p): Declare.
1010 (pt_solution_set): Adjust.
1011 (ipa_escaped_pt): Declare.
1012 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1013 * gimple-pretty-print.c (pp_points_to_solution): New function.
1014 (dump_gimple_call): Dump call clobber/use information.
1015 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1016 * tree-pass.h (TDF_ALIAS): New dump option.
1017 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1018 * doc/invoke.texi (-fipa-pta): Update documentation.
1020 2010-04-15 Richard Guenther <rguenther@suse.de>
1022 * Makefile.in (OBJS-common): Add gimple-fold.o.
1023 (gimple-fold.o): New rule.
1024 * tree.h (maybe_fold_offset_to_reference,
1025 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1027 * gimple.h: ... here.
1028 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1029 may_propagate_address_into_dereference): Move prototypes ...
1030 * gimple.h: ... here.
1031 * tree-ssa-ccp.c (get_symbol_constant_value,
1032 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1033 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1034 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1035 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1036 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1037 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1038 gimplify_and_update_call_from_tree): Move ...
1039 * gimple-fold.c: ... here. New file.
1040 (ccp_fold_builtin): Rename to ...
1041 (gimple_fold_builtin): ... this.
1042 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1044 2010-04-15 Richard Guenther <rguenther@suse.de>
1046 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1047 fit_double_type, force_fit_type_double, add_double_with_sign,
1048 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1049 lrotate_double, rrotate_double, div_and_round_double): Move ...
1050 * double-int.c: ... here.
1051 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1052 add_double, neg_double, mul_double_with_sign, mul_double,
1053 lshift_double, rshift_double, lrotate_double, rrotate_double,
1054 div_and_round_double): Move prototypes ...
1055 * double-int.h: ... here.
1057 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1060 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1061 matching constraints to ensure inputs match the output.
1063 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1066 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1067 in an input-only operand.
1069 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1071 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1072 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1073 (double_int_negative_p): Convert to static inline function.
1074 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1075 (double_int_negative_p): Remove.
1076 * tree.h (lshift_double, rshift_double):
1077 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1078 * fold-const.c (fold_convert_const_int_from_real,
1079 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1080 (lshift_double): Change type of arith argument to bool.
1081 (rshift_double): Change type of arith argument to bool. Correct
1083 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1085 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1088 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1089 at the start and end of the then/else blocks, and omit them from the
1091 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1092 argument; all callers changed. Pass zero to old_insns_match_p instead.
1093 (flow_find_head_matching_sequence): New function.
1094 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1095 * basic-block.h (flow_find_cross_jump,
1096 flow_find_head_matching_sequence): Declare functions.
1098 2010-04-14 Jason Merrill <jason@redhat.com>
1101 * c-common.c (attribute_takes_identifier_p): New fn.
1102 * c-common.h: Declare it.
1104 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1106 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1108 (*udivmod<mode>4): Ditto.
1110 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1112 * config/i386/i386.md (maxmin_int): Rename code attribute from
1113 maxminiprefix and update all users.
1114 (maxmin_float): Ditto from maxminfprefix.
1115 (logic): Ditto from logicprefix.
1116 (absneg_mnemonic): Ditto from absnegprefix.
1117 * config/i386/mmx.md: Update all users of maxminiprefix,
1118 maxminfprefix and logicprefix for rename.
1119 * config/i386/sse.md: Ditto.
1120 * config/i386/sync.md (sync_<code><mode>): Update for
1123 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1126 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1127 warnings converted to errors.
1129 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1131 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1132 used insn_type variable.
1133 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1134 to avoid set-but-not-used warning.
1136 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1138 * df-core.c (df_ref_debug): Change format string placeholder
1140 * dwarf2asm.c (dw2_asm_output_data_raw,
1141 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1142 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1143 * dwarf2out.c (output_cfi, output_cfi_directive,
1144 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1145 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1147 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1148 * print-rtl.c (print_rtx): Ditto.
1150 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1153 * builtins.c (expand_builtin_pow_root): New function to expand pow
1154 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1155 series of sqrt and cbrt calls under -ffast-math.
1156 (expand_builtin_pow): Call it.
1158 2010-04-14 Michael Matz <matz@suse.de>
1160 PR tree-optimization/42963
1161 * tree-cfg.c (touched_switch_bbs): New static variable.
1162 (group_case_labels_stmt): New function broken out from ...
1163 (group_case_labels): ... here, use the above.
1164 (start_recording_case_labels): Allocate touched_switch_bbs.
1165 (end_recording_case_labels): Deallocate it, call
1166 group_case_labels_stmt.
1167 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1169 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1171 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1174 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1176 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1178 2010-04-13 Jan Hubicka <jh@suse.cz>
1180 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1181 of optimized out static functions.
1182 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1183 cost computation. Also sanity check for overflows.
1184 (update_caller_keys): Update cgraph_edge_badness call; properly
1185 update fibheap and sanity check that it is up to date.
1186 (add_new_edges_to_heap): Update cgraph_edge_badness.
1187 (cgraph_decide_inlining_of_small_function): Likewise;
1188 add sanity checking that badness in heap is up to date;
1189 improve dumping of reason; Update badness of calls to the
1190 offline copy of function currently inlined; dump badness
1191 of functions not inlined because of unit growth limits.
1193 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1196 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1197 because of sign-extension change when converting to sizetype here...
1198 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1200 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1201 the folding to constants. Remove redundant final conversion.
1202 (fold_binary) <associate>: Do not associate if the re-association of
1203 constants alone overflows.
1204 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1205 to the end of the list.
1206 (multiple_of_p) <COND_EXPR>: New case.
1208 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1210 * opt-functions.awk (opt_sanitized_name): New.
1212 * optc-gen.awk: Use it
1213 * opth-gen.awk: Use it.
1215 2010-04-13 Martin Jambor <mjambor@suse.cz>
1217 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1218 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1219 children. Call replace_uses_with_default_def_ssa_name to handle
1222 2010-04-13 Michael Matz <matz@suse.de>
1225 * builtins.c (expand_builtin_interclass_mathfn): Also create
1226 a register if the predicate doesn't match.
1228 2010-04-13 Diego Novillo <dnovillo@google.com>
1230 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1231 * c-pch.c: Include timevar.h.
1232 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1233 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1234 * ggc-common.c: Include timevar.h.
1235 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1236 * timevar.def (TV_PCH_SAVE): Define.
1237 (TV_PCH_CPP_SAVE): Define.
1238 (TV_PCH_PTR_REALLOC): Define.
1239 (TV_PCH_PTR_SORT): Define.
1240 (TV_PCH_RESTORE): Define.
1241 (TV_PCH_CPP_RESTORE): Define.
1243 2010-04-13 Michael Matz <matz@suse.de>
1245 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1247 (can_reassociate_p): New function.
1248 (break_up_subtract_bb, reassociate_bb): Use it.
1250 2010-04-13 Richard Guenther <rguenther@suse.de>
1253 * builtins.c (c_readstr): Fix assert.
1255 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1257 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1258 when generating cltd insn.
1260 (*ashl<mode>3_1): Remove special handling for register operand 2.
1261 (*ashlsi3_1_zext): Ditto.
1262 (*ashlhi3_1): Ditto.
1263 (*ashlhi3_1_lea): Ditto.
1264 (*ashlqi3_1): Ditto.
1265 (*ashlqi3_1_lea): Ditto.
1266 (*<shiftrt_insn><mode>3_1): Ditto.
1267 (*<shiftrt_insn>si3_1_zext): Ditto.
1268 (*<shiftrt_insn>qi3_1_slp): Ditto.
1269 (*<rotate_insn><mode>3_1): Ditto.
1270 (*<rotate_insn>si3_1_zext): Ditto.
1271 (*<rotate_insn>qi3_1_slp): Ditto.
1273 2010-04-13 Richard Guenther <rguenther@suse.de>
1275 * tree-ssa-structalias.c (callused_id): Remove.
1276 (call_stmt_vars): New.
1277 (get_call_vi): Likewise.
1278 (lookup_call_use_vi): Likewise.
1279 (lookup_call_clobber_vi): Likewise.
1280 (get_call_use_vi): Likewise.
1281 (get_call_clobber_vi): Likewise.
1282 (make_transitive_closure_constraints): Likewise.
1283 (handle_const_call): Adjust to do per-call call-used handling.
1284 (handle_pure_call): Likewise.
1285 (find_what_var_points_to): Remove general callused handling.
1286 (init_base_vars): Likewise.
1287 (init_alias_vars): Initialize call_stmt_vars.
1288 (compute_points_to_sets): Process call-used and call-clobbered
1289 vars for call statements.
1290 (delete_points_to_sets): Free call_stmt_vars.
1292 2010-04-13 Richard Guenther <rguenther@suse.de>
1294 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1295 Only add RW dependence for dependence distance zero.
1296 Adjust maximal vectorization factor according to dependences.
1297 Move alignment handling ...
1298 (vect_find_same_alignment_drs): ... here. New function.
1299 (vect_analyze_data_ref_dependences): Adjust.
1300 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1301 (vect_analyze_data_refs): Adjust minimal vectorization factor
1302 according to data references.
1303 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1304 dependences before determining the vectorization factor.
1305 Analyze alignment after determining the vectorization factor.
1306 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1307 dependences before alignment.
1308 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1310 (vect_analyze_data_refs): Likewise.
1311 (MAX_VECTORIZATION_FACTOR): New define.
1313 2010-04-13 Duncan Sands <baldrick@free.fr>
1315 * except.h (lang_eh_type_covers): Remove.
1316 * except.c (lang_eh_type_covers): Likewise.
1318 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1319 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1321 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1322 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1323 UNITS_PER_LONG where it is ABI relevant.
1324 (s390_return_addr_rtx): Likewise.
1325 (s390_back_chain_rtx): Likewise.
1326 (s390_frame_area): Likewise.
1327 (s390_frame_info): Likewise.
1328 (s390_initial_elimination_offset): Likewise.
1329 (save_gprs): Likewise.
1330 (s390_emit_prologue): Likewise.
1331 (s390_emit_epilogue): Likewise.
1332 (s390_function_arg_advance): Likewise.
1333 (s390_function_arg): Likewise.
1334 (s390_va_start): Likewise.
1335 (s390_gimplify_va_arg): Likewise.
1336 (s390_function_profiler): Likewise.
1337 (s390_optimize_prologue): Likewise.
1338 (s390_rtx_costs): Likewise.
1339 (s390_secondary_reload): Likewise.
1340 (s390_promote_function_mode): Likewise.
1341 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1342 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1343 registers available.
1344 (s390_unwind_word_mode): New function.
1345 (s390_function_value): Split 64 bit values into register pair if
1346 used as return value.
1347 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1348 function call parameters. Handle parallels.
1349 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1350 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1351 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1352 (s390_expand_setmem): Remove unused variable src_addr.
1353 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1354 deal with 64 bit registers.
1355 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1356 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1357 (UNITS_PER_LONG): New macro.
1358 * libjava/include/s390-signal.h: Define extended ucontext
1359 structure containing the upper halfs of the 64 bit registers.
1361 2010-04-13 Simon Baldwin <simonb@google.com>
1363 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1365 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1367 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1368 rvalue on the RHS if the LHS is of a non-renamable type.
1369 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1371 2010-04-13 Matthias Klose <doko@ubuntu.com>
1373 * gcc.c (cc1_options): Handle -iplugindir before processing
1374 the cc1 spec. Only add -iplugindir once.
1375 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1377 * common.opt (iplugindir): Remove `Separate' property, initialize.
1378 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1380 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1381 (distclean): Remove plugin dir.
1382 * doc/invoke.texi: Document -iplugindir.
1384 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1386 * doc/plugins.texi (Loading Plugins): Document short
1387 -fplugin=foo option.
1388 (Plugin API): Mention default_plugin_dir_name function.
1390 * gcc.c (find_file_spec_function): Add new declaration.
1391 (static_spec_func): Use it for "find-file".
1392 (find_file_spec_function): Add new function.
1393 (cc1_options): Add -iplugindir option if -fplugin* options found.
1395 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1397 * plugin.c (add_new_plugin): Updated comment, and handle short
1399 (default_plugin_dir_name): Added new function.
1401 * common.opt (iplugindir): New option to set the plugin directory.
1403 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1405 * config/i386/i386.md (any_rotate): New code iterator.
1406 (rotate_insn): New code attribute.
1408 (SWIM124): New mode iterator.
1409 (<rotate_insn>ti3): New expander.
1410 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1411 any_rotate code iterator.
1412 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1413 using any_rotate code iterator and SWIM124 mode iterator.
1414 (ix86_rotlti3): New insn_and_split pattern.
1415 (ix86_rotrti3): Ditto.
1416 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1417 ix86_rotl{di,ti}3 patterns.
1418 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1419 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1420 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1421 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1422 code iterator and SWI mode iterator.
1423 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1424 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1426 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1427 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1428 (bswap rotatert splitter): Add splitter.
1429 (bswap splitter): Macroize splitter using any_rotate code iterator.
1430 Add insn predicate to split only for TARGET_USE_XCHGB or when
1431 optimizing function for size.
1433 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1435 * config/pa/pa.c (emit_move_sequence): Remove use of
1436 deleted variable flag_argument_noalias.
1438 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1440 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1442 Add to unsupported targets list.
1443 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1444 sparc*-sun-solaris2.[567]* from target lists.
1445 * configure: Regenerate.
1446 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1448 Remove Solaris 7 patch references.
1449 (Specific, sparc-sun-solaris2.7): Removed.
1450 (sparc-sun-solaris2*): Update Solaris 7 example.
1451 (sparc64-*-solaris2*): Likewise.
1453 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1455 * config.build (alpha*-dec-osf4*): Remove.
1456 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1457 of obsolete configurations.
1458 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1460 * config/alpha/t-osf4: Renamed to ...
1461 * config/alpha/t-osf5: ... this.
1462 * config/alpha/osf.h: Renamed to ...
1463 * config/alpha/osf5.h: ... this.
1464 Merged old osf5.h contents.
1466 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1467 (EXTRA_SPECS): Removed.
1468 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1469 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1472 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1474 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1476 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1479 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1480 __thiscall convention.
1482 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1484 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1486 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1488 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1490 * function.c (assign_parms_initialize_all): Add unused attribute
1493 2010-04-12 Richard Guenther <rguenther@suse.de>
1495 * gsstruct.def (GSS_CALL): New.
1496 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1497 * gimple.h: Include tree-ssa-alias.h.
1498 (struct gimple_statement_call): New.
1499 (union gimple_statement_struct_d): Add gimple_call member.
1500 (gimple_call_reset_alias_info): Declare.
1501 (gimple_call_use_set): New function.
1502 (gimple_call_clobber_set): Likewise.
1503 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1504 * gimple.c (gimple_call_reset_alias_info): New function.
1505 (gimple_build_call_1): Call it.
1506 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1507 * tree-inline.c (remap_gimple_stmt): Likewise.
1508 (expand_call_inline): Remove callused handling.
1509 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1510 * tree-dfa.c (dump_variable): Likewise.
1511 * tree-parloops.c (parallelize_loops): Likewise.
1512 * tree-ssa.c (init_tree_ssa): Likewise.
1513 (delete_tree_ssa): Likewise.
1514 * tree-flow-inline.h (is_call_used): Remove.
1515 * tree-flow.h (struct gimple_df): Remove callused member.
1516 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1517 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1518 (ref_maybe_used_by_call_p_1): Simplify.
1519 (call_may_clobber_ref_p_1): Likewise.
1520 * tree-ssa-structalias.c (compute_points_to_sets): Set
1521 the call stmt used and clobbered sets.
1522 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1523 (find_tail_calls): Verify the tail call.
1525 2010-04-12 Richard Guenther <rguenther@suse.de>
1527 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1528 single-iteration always-inline inlining.
1529 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1530 (cgraph_decide_inlining): Do not handle always-inline specially.
1531 (try_inline): Remove always-inline cycle detection special case.
1532 Do not recurse on always-inlines.
1533 (cgraph_early_inlining): Do not iterate if not optimizing.
1534 (cgraph_gate_early_inlining): remove.
1535 (pass_early_inline): Run unconditionally.
1536 (gate_cgraph_decide_inlining): New function.
1537 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1538 not inlining or optimizing.
1539 (cgraph_decide_inlining_of_small_functions): Also consider
1540 always-inline functions.
1541 (cgraph_default_inline_p): Return true for nodes which should
1542 disregard inline limits.
1543 (estimate_function_body_sizes): Assume zero size and time for
1544 nodes which are marked as disregarding inline limits.
1545 (cgraph_decide_recursive_inlining): Do not perform recursive
1546 inlining on always-inline nodes.
1548 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1551 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1552 for exprs satisfying handled_component_p.
1554 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1556 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1557 non-constant aggregate elements.
1559 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1560 is a real initialization.
1562 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1565 * c-decl.c (start_function): Move forward check for nested function.
1567 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1569 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1570 * config/sh/sh.c: Include reload.h.
1571 (sh_legitimize_reload_address): New.
1572 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1573 sh_legitimize_reload_address.
1575 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1577 * config/sh/sh.md (*movqi_pop): New insn pattern.
1578 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1580 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1582 * config/i386/i386.md (any_shiftrt): New code iterator.
1583 (shiftrt_insn): New code attribute.
1585 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1586 using any_shiftrt code iterator.
1587 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1588 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1589 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1590 pattern from corresponding peephole2 patterns.
1591 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1592 using any_shiftrt code iterator.
1593 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1594 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1595 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1596 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1597 *{ashr,lshr}<mode>3_cmp_zext.
1598 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1600 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1602 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1604 (*lshr<mode>3_cconly): Ditto.
1606 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1608 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1609 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1610 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1611 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1613 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1614 from corresponding peephole2 patterns.
1615 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1616 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1617 and *lshrdi3_1_rex64 using SWI mode iterator.
1618 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1619 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1620 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1621 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1622 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1623 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1624 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1625 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1626 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1629 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1631 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1632 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1633 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1634 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1636 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1637 from corresponding peephole2 patterns.
1638 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1639 (ashrsi3_cvt): Rename from ashrsi3_31.
1640 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1641 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1642 and x86_64_shift_adj_3 using SWI48 mode iterator.
1643 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1644 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1645 and *ashrdi3_1_rex64 using SWI mode iterator.
1646 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1647 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1648 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1649 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1650 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1651 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1652 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1653 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1654 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1656 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1657 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1658 x86_shift<mode>_adj_3 expanders.
1660 2010-04-10 Wei Guozhi <carrot@google.com>
1663 * config/arm/arm.c (arm_pic_static_addr): New function.
1664 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1666 (arm_output_addr_const_extra): Output expression for new pattern.
1667 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1669 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1671 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1674 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1675 * web.c: Include "insn-config.h" and "recog.h".
1676 (union_match_dups): New function.
1677 (web_main): Call it.
1678 (union_defs): Don't try to recognize match_dups.
1680 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1681 if doing so would replace the entire pattern.
1683 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1687 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1688 and splitter pattern. Change splitter operand 1 predicate to
1691 2010-04-09 Martin Jambor <mjambor@suse.cz>
1693 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1694 lattices are addresses of CONST_DECLs with the same initial value.
1695 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1696 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1698 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1699 Bernd Schmidt <bernds@codesourcery.com>
1701 * loop-invariant.c (replace_uses): New static function.
1702 (move_invariant_reg): Use it to ensure we can replace the uses.
1704 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1706 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1708 (picochip_override_options): Enable section anchors only above -O1.
1709 (picochip_reorg): Fixed a couple of build warnings.
1711 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1713 * configure.ac (plugin -rdynamic test): Log result.
1714 * configure: Regenerate.
1715 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1716 (RDYNAMIC_SPEC): Define.
1717 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1719 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1721 * configure.ac: Determine Sun ld version numbers.
1722 (comdat_group): Restrict GNU ld version checks to gld.
1723 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1724 (enable_comdat): Support --enable-comdat.
1725 * configure: Regenerate.
1726 * doc/install.texi (Configuration): Document --enable-comdat.
1728 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1730 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1731 * config/sol2-gld.h: ... here.
1732 * config.gcc (sparc*-*-solaris2*): Reflect this.
1733 (i[34567]86-*-solaris2*): Use it.
1735 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1737 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1739 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1741 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1744 * diagnostic.c (diagnostic_initialize): Initialize
1745 some_warnings_are_errors.
1746 (diagnostic_finish): New.
1747 (diagnostic_action_after_output): Call it before exiting.
1748 (diagnostic_report_diagnostic): Do not print message here. Set
1749 some_warnings_are_errors.
1750 * diagnostic.h (diagnostic_context): Delete
1751 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1752 (diagnostic_finish): Declare.
1753 * toplev.c (toplev_main): Call it before exit.
1755 2010-04-09 Jason Merrill <jason@redhat.com>
1758 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1759 for incomplete type.
1762 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1763 based on a warning flag.
1765 2010-04-09 Richard Guenther <rguenther@suse.de>
1767 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1769 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1772 * varasm.c (default_assemble_visibility): Wrap vars that are
1773 set, but unused, by targets without GAS.
1774 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1775 Remove set, but unused, vars.
1776 (rs6000_legitimize_tls_address): Likewise.
1777 (altivec_expand_dst_builtin): Likewise.
1778 * config/darwin.c (machopic_classify_symbol): Likewise.
1779 (machopic_indirection_name): Likewise.
1781 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1783 * config/i386/i386.md (DWI): New mode iterator.
1784 (S): New mode attribute.
1785 (shift_operand): Ditto.
1786 (shift_immediate_operand): Ditto.
1787 (ashl_input_operand): Ditto.
1788 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1789 using SDWIM mode iterator.
1790 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1791 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1793 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1794 from corresponding peephole2 patterns.
1795 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1796 and x86_64_shift_adj_1 using SWI48 mode iterator.
1797 (x86_shift<mode>_adj_2): Ditto.
1798 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1799 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1800 using SWI48 mode iterator.
1801 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1802 *ashldi3_cmp_rex64 using SWI mode iterator.
1803 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1804 *ashldi3_cconly_rex64 using SWI mode iterator.
1805 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1806 x86_shift<mode>_adj_{1,2}.
1807 (ix86_split_ashr): Ditto.
1808 (ix86_split_lshr): Ditto.
1810 2010-04-09 Richard Guenther <rguenther@suse.de>
1812 * target.h (builtin_conversion): Pass in input and output types.
1813 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1814 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1815 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1816 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1818 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1820 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1822 2010-04-09 Richard Guenther <rguenther@suse.de>
1825 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1827 2010-04-09 Richard Guenther <rguenther@suse.de>
1829 * tree-vectorizer.h (struct _stmt_vec_info): Document
1830 that vectype is the type of the LHS.
1831 (supportable_widening_operation, supportable_narrowing_operation):
1832 Get both input and output vector types as arguments.
1833 (vect_is_simple_use_1): Declare.
1834 (get_same_sized_vectype): Likewise.
1835 * tree-vect-loop.c (vect_determine_vectorization_factor):
1836 Set STMT_VINFO_VECTYPE to the vector type of the def.
1837 (vectorizable_reduction): Adjust.
1838 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1839 Adjust. Specify the output vector type.
1840 (vect_pattern_recog_1): Adjust.
1841 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1842 (vectorizable_call): Adjust.
1843 (vectorizable_conversion): Likewise.
1844 (vectorizable_operation): Likewise.
1845 (vectorizable_type_demotion): Likewise.
1846 (vectorizable_type_promotion): Likewise.
1847 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1849 (vect_is_simple_use_1): New function.
1850 (supportable_widening_operation): Get both input and output
1852 (supportable_narrowing_operation): Likewise.
1853 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1855 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1857 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1858 __thiscall and _thiscall as predefined macros.
1859 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1860 thiscall attribute handling.
1861 (ix86_comp_type_attributes): Likewise.
1862 (ix86_function_regparm): Likewise.
1863 (ix86_return_pops_args): Likewise.
1864 (init_cumulative_args): Likewise.
1865 (find_drap_reg): Likewise.
1866 (ix86_static_chain): Likewise.
1867 (x86_this_parameter): Likewise.
1868 (x86_output_mi_thunk): Likewise.
1869 (ix86_attribute_table): Add description for thiscall attribute.
1870 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1871 * doc/extend.texi: Add documentation for thiscall.
1873 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1876 * c.opt (Wint-to-pointer-cast): Available in C++.
1877 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1879 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1881 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1882 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1883 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1884 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1885 function type instead. Reorder and simplify checks.
1887 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1889 2010-04-08 Jing Yu <jingyu@google.com>
1890 Zdenek Dvorak <ook@ucw.cz>
1892 PR tree-optimization/42720
1893 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1894 loop unswitch conditions here from ...
1895 (tree_unswitch_single_loop): ... here.
1897 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1899 * tree-if-conv.c: Fix comments and simplify logic.
1901 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1903 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1904 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1905 (main_tree_if_conversion): Update call to tree_if_conversion.
1907 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1910 * doc/invoke.texi (-b,-V): Delete.
1911 * doc/tm.texi: Do not mention -b.
1912 * gcc.c (display_help): Delete -b and -V.
1913 (process_command): Delete -b and -V.
1914 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1916 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1917 Wolfgang Gellerich <gellerich@de.ibm.com>
1919 Implement target hook for loop unrolling
1920 * target.h (loop_unroll_adjust): Add a new target hook function.
1921 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1922 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1923 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1924 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1925 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1927 (decide_unroll_stupid): Likewise.
1929 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1932 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1934 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1936 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1937 (Specific, *-*-solaris2*): Likewise.
1938 Don't prefer Sun as over GNU as.
1940 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1942 * config/s390/s390.c (override_options): Adjust the z10
1943 defaults for max-unroll-times, max-completely-peeled-insns
1944 and max-completely-peel-times.
1946 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1948 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1949 instructions for z10.
1950 (s390_expand_setmem): Likewise.
1951 (s390_expand_cmpmem): Likewise.
1953 2010-04-08 Richard Guenther <rguenther@suse.de>
1955 PR tree-optimization/43679
1956 * tree-ssa-pre.c (eliminate): Only propagate copies.
1958 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1961 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1962 set but not used variable warning.
1964 2010-04-08 Wei Guozhi <carrot@google.com>
1967 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1968 (arm_size_rtx_costs): Call the new function when optimized for size.
1970 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1973 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1974 op0 is not a MEM, just return NULL instead of assertion
1976 (discover_nonconstant_array_refs): Don't walk debug stmts.
1978 2010-04-08 Doug Kwan <dougkwan@google.com>
1980 * configure.ac: Recognize gold and do not use its version number
1981 to test ld features.
1982 * configure: Regenerate.
1984 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1987 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1988 (negate_value): Move code to push elements to broken_up_substracts ...
1989 (eliminate_plus_minus_pair): ... here. Push operands that have no
1990 negative pair to plus_negates.
1991 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1993 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1995 * doc/install.texi (Configuration): Move description of
1996 --enable-lto, --with-libelf*, --enable-gold from Java section to
1999 * doc/generic.texi (Working with declarations)
2000 (Function Properties, C and C++ Trees): Fix typos.
2001 * doc/sourcebuild.texi (Top Level): Likewise.
2003 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2006 * tree.h (DECL_READ_P): Define.
2007 (struct tree_decl_common): Add decl_read_flag.
2008 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2009 a set but not used warning.
2010 (merge_decls): Merge DECL_READ_P flag.
2011 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2012 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2013 * c-common.c (handle_used_attribute, handle_unused_attribute):
2015 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2017 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2019 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2020 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2021 c_parser_binary_expression, c_parser_cast_expression,
2022 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2023 Call default_function_array_read_conversion instead of
2024 default_function_array_conversion where needed.
2025 (c_parser_unary_expression, c_parser_conditional_expression,
2026 c_parser_postfix_expression_after_primary, c_parser_initelt):
2027 Likewise. Call mark_exp_read where needed.
2028 (c_parser_statement_after_labels, c_parser_asm_operands,
2029 c_parser_typeof_specifier, c_parser_sizeof_expression,
2030 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2032 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2034 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2035 (warn_unused_but_set_parameter): Default to warn_unused
2037 * doc/invoke.texi: Document -Wunused-but-set-variable and
2038 -Wunused-but-set-parameter.
2040 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2041 used count variable.
2042 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2043 when operandN variables aren't used in the body of the expander
2045 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2046 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2047 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2048 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2049 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2050 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2051 * tree.c (PROCESS_ARG): Likewise.
2053 2010-04-07 Simon Baldwin <simonb@google.com>
2055 * diagnostic.h (diagnostic_override_option_index): New macro to
2056 set a diagnostic's option_index.
2057 * c-tree.h (c_cpp_error): Add warning reason argument.
2058 * opts.c (_warning_as_error_callback): New.
2059 (register_warning_as_error_callback): Store callback for
2060 warnings enabled via enable_warning_as_error.
2061 (enable_warning_as_error): Call callback, minor code tidy.
2062 * opts.h (register_warning_as_error_callback): Declare.
2063 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2064 response to -Werror=.
2065 (c_common_init_options): Register warning_as_error_callback in opts.c.
2066 * common.opt: Add -Wno-cpp option.
2067 * c-common.c (struct reason_option_codes_t): Map cpp warning
2068 reason codes to gcc option indexes.
2069 * (c_option_controlling_cpp_error): New function, lookup the gcc
2070 option index for a cpp warning reason code.
2071 * (c_cpp_error): Add warning reason argument, call
2072 c_option_controlling_cpp_error for diagnostic_override_option_index.
2073 * doc/invoke.texi: Document -Wno-cpp.
2075 2010-04-07 Richard Guenther <rguenther@suse.de>
2077 * ipa-reference.c (mark_load): Use get_base_address.
2078 (mark_store): Likewise.
2080 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2081 inserting GIMPLE_NOPs into the IL.
2082 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2083 Explicitly strip handled components and indirect references.
2085 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2086 folding address expressions.
2087 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2088 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2089 operand_equal_p to compare decls.
2090 (ptr_deref_may_alias_decl_p): Likewise.
2091 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2092 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2093 Handle reversed comparison ops.
2094 * tree-sra.c (asm_visit_addr): Use get_base_address.
2095 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2096 * ipa-reference.c (mark_address): Use get_base_address.
2098 2010-04-07 Richard Guenther <rguenther@suse.de>
2100 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2101 Propagate constants everywhere.
2103 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2106 * tree.c (MAX_INT_CACHED_PREC): Define.
2107 (nonstandard_integer_type_cache): New array.
2108 (build_nonstandard_integer_type): Cache results for precision
2109 <= MAX_INT_CACHED_PREC.
2111 2010-04-07 Richard Guenther <rguenther@suse.de>
2113 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2114 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2115 * common.opt: Likewise.
2116 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2117 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2118 (nonoverlapping_memrefs_p): Likewise.
2119 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2120 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2121 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2122 OPT_fargument_noalias_global for backward compatibility.
2124 2010-04-07 Richard Guenther <rguenther@suse.de>
2126 PR tree-optimization/43270
2127 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2128 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2129 * tree-ssa-pre.c (phi_translate_1): Adjust.
2130 (fully_constant_expression): Split out vn_reference handling to ...
2131 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2132 Fold reads from constant strings.
2133 (vn_reference_lookup): Handle fully constant references.
2134 (vn_reference_lookup_pieces): Likewise.
2135 * Makefile.in (expmed.o-warn): Add -Wno-error.
2137 2010-04-07 Martin Jambor <mjambor@suse.cz>
2139 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2141 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2144 * gcc.c: Add -static-libstdc++ to list of recognized options.
2146 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2148 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2150 2010-04-07 Richard Guenther <rguenther@suse.de>
2153 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2154 bases build simple mem attributes to retain points-to information.
2156 2010-04-07 Richard Guenther <rguenther@suse.de>
2159 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2160 preserve points-to related information.
2162 2010-04-07 Richard Guenther <rguenther@suse.de>
2165 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2166 discard plain indirect references.
2167 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2168 * tree.c (tree_nop_conversion): Likewise.
2170 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2173 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2175 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2177 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2178 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2180 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2182 * tree-if-conv.c: Fix indentation and comments.
2184 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2186 * tree-if-conv.c: Sort static functions in topological order.
2188 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2190 * tree-if-conv.c: Fix indentation and comments.
2192 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2195 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2196 lang_hooks.types.type_for_size instead of
2197 build_nonstandard_integer_type.
2198 When converting an unsigned type to signed, double its precision.
2199 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2200 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2201 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2204 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2207 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2208 POINTER_PLUS_EXPR for pointer types.
2210 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2213 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2214 * graphite-clast-to-gimple.c: Include langhooks.h.
2215 (max_signed_precision_type): New.
2216 (max_precision_type): Takes two types as arguments.
2217 (precision_for_value): New.
2218 (precision_for_interval): New.
2219 (gcc_type_for_interval): New.
2220 (gcc_type_for_value): New.
2221 (gcc_type_for_clast_term): New.
2222 (gcc_type_for_clast_red): New.
2223 (gcc_type_for_clast_bin): New.
2224 (gcc_type_for_clast_expr): Split up into several functions.
2225 (gcc_type_for_clast_eq): Rewritten.
2226 (compute_bounds_for_level): New.
2227 (compute_type_for_level_1): New.
2228 (compute_type_for_level): New.
2229 (gcc_type_for_cloog_iv): Removed.
2230 (gcc_type_for_iv_of_clast_loop): Rewritten.
2231 (graphite_create_new_loop): Compute the lower and upper bound types
2232 with gcc_type_for_clast_expr.
2233 (graphite_create_new_loop_guard): Same.
2234 (find_cloog_iv_in_expr): Removed.
2235 (compute_cloog_iv_types_1): Removed.
2236 (compute_cloog_iv_types): Removed.
2237 (gloog): Do not call compute_cloog_iv_types.
2238 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2240 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2241 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2242 (GBB_CLOOG_IV_TYPES): Removed.
2244 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2246 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2247 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2248 (detect_commutative_reduction): Same.
2250 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2252 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2253 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2255 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2256 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2257 (rewrite_commutative_reductions_out_of_ssa): Same.
2258 * passes.c (execute_function_todo): Call verify_ssa for every pass
2259 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2260 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2261 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2262 with an extra argument.
2263 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2264 verify_ssa only when the extra argument is true.
2265 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2266 with an extra argument.
2267 (tree_transform_and_unroll_loop): Same.
2269 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2271 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2272 for all the passes of the LNO having LOOP_CLOSED_SSA.
2273 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2274 * tree-loop-distribution.c (pass_loop_distribution): Same.
2275 * tree-pass.h (TODO_verify_loops): Removed.
2276 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2278 (pass_tree_unswitch): Same.
2279 (pass_predcom): Same.
2280 (pass_vectorize): Same.
2281 (pass_linear_transform): Same.
2282 (pass_graphite_transforms): Same.
2283 (pass_iv_canon): Same.
2284 (pass_complete_unroll): Same.
2285 (pass_complete_unrolli): Same.
2286 (pass_parallelize_loops): Same.
2287 (pass_loop_prefetch): Same.
2288 (pass_iv_optimize): Same.
2290 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2293 * passes.c (init_optimization_passes): Move pass_lim before
2294 pass_copy_prop and pass_dce_loop.
2296 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2299 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2300 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2301 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2302 MULTI_* defines for 4 argument vpermil2p* builtins.
2304 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2306 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2307 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2308 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2309 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2310 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2311 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2312 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2313 Use x86_maybe_negate_const_int to output insn mnemonic.
2314 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2315 check from instruction predicate. Update comments.
2316 * config/i386/sync.md (sync_add<mode>): Use
2317 x86_maybe_negate_const_int to output insn mnemonic.
2319 2010-04-06 Jan Hubicka <jh@suse.cz>
2321 PR tree-optimization/42906
2322 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2323 IGNORE_SELF argument. Set visited_control_parents for fully
2325 (find_obviously_necessary_stmts): Update call of
2326 mark_control_dependent_edges_necessary.
2327 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2329 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2331 * config/i386/i386.md: Remove comment about 'e' and 'E'
2334 2010-04-06 Richard Guenther <rguenther@suse.de>
2336 PR tree-optimization/43627
2337 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2338 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2341 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2343 * BASE-VER: Change to 4.6.0.
2346 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2349 2010-04-06 Richard Guenther <rguenther@suse.de>
2352 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2354 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2356 * doc/invoke.texi (Optimize Options): Document that LTO
2357 won't remove object access purely due to incompatible
2360 2010-04-04 Matthias Klose <doko@ubuntu.com>
2362 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2363 Initialize variable.
2365 2010-04-03 Richard Guenther <rguenther@suse.de>
2368 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2369 require a non-NULL MEM_OFFSET.
2371 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2373 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2374 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2375 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2376 config/alpha/predicates.md, config/arm/arm.md,
2377 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2378 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2379 config/darwin9.h, config/darwin.c, config/darwin.h,
2380 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2381 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2382 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2383 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2384 config/mips/mips.md, config/mn10300/mn10300.c,
2385 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2386 config/rs6000/aix.h, config/rs6000/dfp.md,
2387 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2388 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2389 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2390 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2391 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2392 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2393 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2394 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2395 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2396 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2397 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2398 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2399 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2400 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2401 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2402 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2403 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2404 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2405 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2406 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2407 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2408 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2409 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2410 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2411 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2412 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2413 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2414 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2415 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2416 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2417 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2418 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2419 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2420 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2421 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2422 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2424 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2427 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2428 * aclocal.m4: Regenerate.
2430 2010-04-02 Richard Guenther <rguenther@suse.de>
2432 PR tree-optimization/43629
2433 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2434 if we have seen a constant value.
2436 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2438 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2440 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2443 * arm.c (legitimize_tls_address): Adjust call to
2444 gen_tls_load_dot_plus_four.
2445 (arm_note_pic_base): New function.
2446 (arm_cannot_copy_insn_p): Use it.
2447 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2450 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2455 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2457 * Makefile.in ($(out_object_file)): Depend on
2458 gt-$(basename $(notdir $(out_file))).h.
2460 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2462 * config.gcc (lm32-*-rtems*): Add t-lm32.
2464 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2466 * config.gcc: Add lm32-*-rtems*.
2467 * config/lm32/rtems.h: New file.
2469 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2472 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2474 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2476 * dwarf2out.c (output_compilation_unit_header): For
2477 -gdwarf-4 use version 4 instead of version 3.
2478 (output_line_info): For version 4 and above emit additional
2479 maximum ops per insn header field.
2480 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2482 * dwarf2out.c (is_c_family, is_java): Remove.
2483 (lower_bound_default): New function.
2484 (add_bound_info, gen_descr_array_type_die): Use it.
2486 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2489 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2490 re-declaration when it happens in a function.
2492 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2494 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2495 (cgraph_remove_function_insertion_hook): Same.
2496 (cgraph_call_function_insertion_hooks): Same.
2498 2010-04-01 Richard Guenther <rguenther@suse.de>
2501 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2502 and TREE_THIS_VOLATILE.
2503 (copy_ref_info): Likewise.
2504 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2505 * tree.c (build6_stat): Ignore side-effects of all but arg5
2506 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2509 2010-04-01 Richard Guenther <rguenther@suse.de>
2511 PR tree-optimization/43607
2512 * ipa-type-escape.c (check_call): Do not access non-existing
2515 2010-04-01 Richard Guenther <rguenther@suse.de>
2519 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2520 Jack Howarth <howarth@bromo.med.uc.edu>
2522 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2525 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2527 * doc/install.texi (Prerequisites): Document libelf usability on
2528 IRIX 5/6 and Solaris 2.
2529 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2530 Update GNU as, GNU ld requirements.
2531 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2532 Document Sun Studio compiler download.
2533 Update and simplify as, ld recommendations.
2534 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2536 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2538 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2539 with_tune_32 to pentium4.
2541 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2543 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2545 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2547 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2548 obsoletion, removal.
2550 Document GNU as requirement.
2551 Update configure requirements.
2552 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2553 Recomment IRIX 6.5.18+.
2554 Document IDF/IDL requirement.
2555 Document GNU as requirement.
2556 Document GNU ld bootstrap failure.
2557 Remove freeware.sgi.com reference.
2559 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2561 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2562 UNIX V4.0, V5.0 obsoletion, removal.
2563 Remove --with-gc=simple reference.
2564 Update VM requirements during bootstrap.
2565 Remove -oldas bootstrap description.
2566 Update binutils reference.
2567 Remove comparison failure note.
2569 2010-03-31 Richard Guenther <rguenther@suse.de>
2570 Zdenek Dvorak <ook@ucw.cz>
2571 Sebastian Pop <sebastian.pop@amd.com>
2574 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2575 with multiple arguments.
2576 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2578 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2580 * graphite-dependences.c (print_pddr): Call print_pdr with an
2582 * graphite-poly.c (debug_pdr): Add an extra argument for the
2585 (print_pbb_domain): Same.
2587 (print_scop_context): Same.
2589 (print_cloog): Same.
2590 (debug_pbb_domain): Same.
2594 (debug_scop_context): Same.
2596 (debug_cloog): Same.
2597 (print_scop_params): Same.
2598 (debug_scop_params): Same.
2599 (print_iteration_domain): Same.
2600 (print_iteration_domains): Same.
2601 (debug_iteration_domain): Same.
2602 (debug_iteration_domains): Same.
2603 (print_scattering_function): Same.
2604 (print_scattering_functions): Same.
2605 (debug_scattering_function): Same.
2606 (debug_scattering_functions): Same.
2607 * graphite-poly.h (debug_pdr): Update declaration.
2609 (print_pbb_domain): Same.
2611 (print_scop_context): Same.
2613 (print_cloog): Same.
2614 (debug_pbb_domain): Same.
2618 (debug_scop_context): Same.
2620 (debug_cloog): Same.
2621 (print_scop_params): Same.
2622 (debug_scop_params): Same.
2623 (print_iteration_domain): Same.
2624 (print_iteration_domains): Same.
2625 (debug_iteration_domain): Same.
2626 (debug_iteration_domains): Same.
2627 (print_scattering_function): Same.
2628 (print_scattering_functions): Same.
2629 (debug_scattering_function): Same.
2630 (debug_scattering_functions): Same.
2632 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2634 * graphite-poly.c (print_scattering_function_1): New.
2635 (print_scattering_function): Call it.
2636 (print_scop_params): Remove spaces at the end of lines.
2639 * graphite-poly.h (print_cloog): Declared.
2640 (debug_cloog): Declared.
2642 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2644 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2646 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2647 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2648 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2649 to switch between adding the IV bump in loop->latch or in loop->header.
2651 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2653 * graphite-poly.c (print_scattering_function): Pretty print following
2656 (print_pbb_domain): Same.
2657 (dump_gbb_cases): Same.
2658 (dump_gbb_conditions): Same.
2661 (print_scop_params): Same.
2662 (print_scop_context): Same.
2664 (print_pbb_body): New.
2665 (lst_indent_to): New.
2666 (print_lst): Start new lines with a #.
2667 * graphite-poly.h (pbb_bb): New.
2668 (pbb_index): Use pbb_bb.
2669 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2671 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2673 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2675 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2676 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2677 and 0 instead of 1 for dw_val_class_flag.
2678 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2679 dw_val_class_range_list, dw_val_class_loc_list,
2680 dw_val_class_lineptr and dw_val_class_macptr, use
2681 DW_FORM_flag_present for dw_val_class_flag and
2682 DW_FORM_exprloc for dw_val_class_loc.
2683 (output_die): For -gdwarf-4 print dw_val_class_loc
2684 size as uleb128 instead of 1 or 2 bytes and don't print
2685 anything for dw_val_class_flag.
2687 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2688 instead of cselib_lookup following by tweaking locs->setting_insn.
2691 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2692 even before returning from label, setjmp call or volatile asm
2695 2010-03-31 Richard Guenther <rguenther@suse.de>
2698 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2699 temporary data on stack.
2701 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2703 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2704 (PUSHSECTION_ASM_OP): Remove.
2705 (POPSECTION_ASM_OP): Remove.
2706 (PUSHSECTION_FORMAT): Remove.
2707 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2708 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2709 * config/sol2.c (solaris_output_init_fini): Use it.
2711 2010-03-31 Jie Zhang <jie@codesourcery.com>
2714 * opt-functions.awk (var_type_struct): Use signed char type
2715 for simple variables.
2717 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2719 * config/sol2.c: Include output.h.
2720 (solaris_assemble_visibility): New function.
2721 * config/t-sol2 (sol2.o): Add output.h dependency.
2722 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2723 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2726 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2729 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2730 V2SImode or XFmode on PRE_DEC.
2733 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2736 2010-03-31 Jie Zhang <jie@codesourcery.com>
2739 * reload.h (caller_save_initialized_p): Declare.
2740 * toplev.c (backend_init_target): Don't call
2741 init_caller_save but set caller_save_initialized_p to false.
2742 * caller-save.c (caller_save_initialized_p): Define.
2743 (init_caller_save): Check caller_save_initialized_p.
2744 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2746 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2749 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2750 and soft-fp/t-softfp to tmake_file.
2751 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2752 (LIBGCC2_TF_CEXT): Define.
2755 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2758 * cselib.c (n_useless_values): Document handling of debug locs.
2759 (n_useless_debug_values, n_debug_values): New variables.
2760 (new_elt_loc_list): Don't add to debug values, keep count.
2761 (promote_debug_loc): New.
2762 (cselib_reset_table): Zero new variables.
2763 (entry_and_rtx_equal_p): Promote debug locs.
2764 (discard_useless_locs): Increment n_useless_debug_values for
2766 (remove_useless_values): Adjust n_useless_values and n_debug_values
2767 with n_useless_debug_values.
2768 (add_mem_for_addr): Promote debug locs.
2769 (cselib_lookup_mem): Likewise.
2770 (cselib_lookup_addr): Renamed to...
2771 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2772 (cselib_log_lookup): ... this. Turn into...
2773 (cselib_lookup_addr): ... new wrapper.
2774 (cselib_lookup_from_insn): New.
2775 (cselib_invalidate_regno): Increment n_useless_debug_values for
2777 (cselib_invalidate_mem): Likewise.
2778 (cselib_process_insn): Take n_deleted and n_debug_values into
2779 account to guard remove_useless_value call.
2780 (cselib_finish): Zero n_useless_debug_values.
2781 * cselib.h (cselib_lookup_from_insn): Declare.
2782 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2783 (sched_analyze_2): Likewise.
2785 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2787 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2789 (adjust_mems): Replace narrowing SUBREG of expression containing
2790 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2791 with operations in the narrower mode.
2794 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2795 regs_invalidated_by_call instead all call_used_reg_set registers.
2797 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2800 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2801 pointer comparisons with types_compatible_p.
2802 * tree-vect-stmts.c (vectorizable_call): Same.
2803 (vectorizable_condition): Same.
2805 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2807 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2808 stack check if the mask would be zero.
2810 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2811 Jack Howarth <howarth@bromo.med.uc.edu>
2813 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2816 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2819 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2821 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2822 Include ___unordxf2 and ___unordtf2.
2823 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2826 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2828 * config/lm32/t-lm32: New file.
2829 * config.gcc: Use the above file when targetting lm32.
2831 2010-03-28 Duncan Sands <baldrick@free.fr>
2833 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2835 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2838 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2839 Improve vectorization cost model diagnostic.
2841 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2844 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2845 compute_data_dependences_for_loop returns false, early exit
2846 and output an extra diagnostic for the failed data reference
2849 2010-03-29 Richard Guenther <rguenther@suse.de>
2851 PR tree-optimization/43560
2852 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2853 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2855 2010-03-29 Jie Zhang <jie@codesourcery.com>
2858 * toplev.c (process_options): Set optimization_default_node
2859 and optimization_current_node.
2860 * opts.c (decode_options): Don't set optimization_default_node
2861 and optimization_current_node.
2863 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2865 * config/rtems.h: Abandon -qrtems_debug.
2867 2010-03-28 Jan Hubicka <jh@suse.cz>
2869 PR tree-optimization/43505
2870 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2871 map should not be copied.
2873 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2876 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2877 cdtors, set DECL_PRESERVE_P.
2878 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2881 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2883 PR tree-optimization/43528
2884 * stor-layout.c (place_field): Check that constant fits into
2885 unsigned HWI when skipping calculation of MS bitfield layout.
2887 2010-03-27 Jan Hubicka <jh@suse.cz>
2890 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2891 notice_global_symbol work.
2893 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2895 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2896 instead of dwarf2out_decl.
2897 (struct var_loc_node): Remove section_label field.
2898 (dwarf2out_function_decl): New function.
2899 (dwarf2out_var_location): Don't set section_label field.
2900 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2902 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2904 PR tree-optimization/43544
2905 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2906 First argument for builtin vectorized function hook is now a
2907 tree to be able to distinguish between machine specific and
2909 * targhooks.c (default_builtin_vectorized_function): Ditto.
2910 * targhooks.h (default_builtin_vectorized_function): Ditto.
2911 * target.h (struct gcc_target): Ditto.
2912 * tree-vect-stmts.c (vectorizable_function): Ditto.
2913 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2914 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2917 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2920 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2921 nested binding iff it is a FUNCTION_DECL.
2922 (store_parm_decls_newstyle): Pass nested=true to bind for
2923 FUNCTION_DECLs amongst parameters.
2925 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2927 * var-tracking.c (vt_expand_loc_callback): Don't run
2928 cselib_expand_value_rtx_cb in dummy mode if
2929 cselib_dummy_expand_value_rtx_cb returned false.
2931 * var-tracking.c (emit_note_insn_var_location): For one part
2932 notes with offset 0, don't add EXPR_LIST around the location.
2933 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2934 add_location_or_const_value_attribute): Adjust for that change.
2937 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2938 into first operand and location into second.
2939 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2940 dw_cfi_oprnd_loc for DW_CFA_expression.
2941 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2942 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2943 assume first argument is regnum and second argument is location.
2945 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2948 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2949 of scratch register to DImode. Split to DImode comparison operator.
2950 Use SImode subreg of scratch register in the multiplication.
2951 (*cmp_sadd_sidi): Ditto.
2952 (*cmp_ssub_si): Ditto.
2953 (*cmp_ssub_sidi): Ditto.
2955 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2958 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2959 Remove invalid assert and wrong comment.
2961 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2964 * flags.h (final_insns_dump_p): New extern.
2965 * final.c (final_insns_dump_p): New variable.
2966 (rest_of_clean_state): Set it before -fdump-final-insns=
2967 dumping, clear afterwards.
2968 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2969 MEM_ALIAS_SET on MEMs.
2971 2010-03-26 David S. Miller <davem@davemloft.net>
2973 * configure.ac: Fix sparc GOTDATA_OP bug check.
2974 * configure: Rebuild.
2976 2010-03-26 Alan Modra <amodra@gmail.com>
2978 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2980 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2982 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2983 TLS_SECTION_ASM_FLAG.
2985 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2988 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2989 Clear first_function_block_is_cold.
2992 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2993 argument if the argument is truth_value_p.
2995 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2997 * config/rs6000/constraints.md: Update copyright year for my changes.
3000 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3001 used in reg+reg addressing, swap registers.
3003 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3006 * target.h (struct gcc_target): Add code_end hook.
3007 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3009 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3010 * toplev.c (compile_file): Call targetm.asm_out.code_end
3011 hook before unwind info/debug info output.
3012 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3013 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3014 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3015 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3016 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3017 * config/i386/i386.c (ix86_file_end): Renamed to...
3018 (ix86_code_end): ... this. Make static. Don't call
3019 file_end_indicate_exec_stack. Emit unwind info using
3020 final_start_function/final_end_function.
3021 (darwin_x86_file_end): Remove.
3022 (TARGET_ASM_CODE_END): Define.
3023 * config/i386/i386.h (TARGET_ASM_FILE_END,
3024 NEED_INDICATE_EXEC_STACK): Don't define.
3025 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3026 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3027 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3028 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3031 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3032 at the beginning and final_end_function at the end.
3033 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3035 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3037 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3038 and Sun as TLS syntax.
3039 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3040 * configure: Regenerate.
3041 * config.in: Regenerate.
3042 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3043 (default_elf_asm_named_section): Use it.
3044 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3045 (i386_output_dwarf_dtprel): Likewise.
3046 (output_addr_const_extra): Likewise.
3047 (output_pic_addr_const): Lowercase @GOTTPOFF.
3048 (output_addr_const_extra): Likewise.
3049 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3050 (output_addr_const_extra): Likewise.
3051 (output_pic_addr_const): Lowercase @INDNTPOFF.
3052 (output_addr_const_extra): Likewise.
3053 (output_pic_addr_const): Lowercase @NTPOFF.
3054 (output_addr_const_extra): Likewise.
3055 (output_pic_addr_const): Lowercase @TPOFF.
3056 (output_addr_const_extra): Likewise.
3057 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3058 (*tls_global_dynamic_64): Likewise.
3059 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3060 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3062 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3063 (ASM_OUTPUT_TLS_COMMON): Use it.
3064 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3067 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3068 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3069 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3070 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3071 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3072 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3074 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3076 * config/i386/i386.c (override_options): Don't accept
3077 -mtls-dialect=sun any longer.
3078 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3079 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3080 (*tls_local_dynamic_base_32_sun): Likewise.
3081 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3083 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3086 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3087 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3090 * ira.c (adjust_cleared_regs): New function.
3091 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3095 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3097 * expr.c (expand_expr_real): Restore previous
3098 curr_insn_source_location and curr_insn_block after
3099 expand_expr_real_1 call.
3100 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3101 instead of expand_expr_real_1.
3103 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3105 PR rtl-optimization/43413
3106 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3109 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3112 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3113 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3115 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3117 * config/i386/i386.c (ix86_target_string): Add -mfma.
3118 Fix a typo in comment.
3120 2010-03-22 Mike Stump <mikestump@comcast.net>
3123 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3124 Don't overly align based upon packed packed fields.
3126 2010-03-22 Jason Merrill <jason@redhat.com>
3128 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3129 Use () rather than [], and move before the element type.
3131 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3133 * doc/configfiles.texi (Configuration Files): Removed
3134 fixinc/Makefile*, intl/Makefile.*.
3135 * doc/makefile.texi: Fixed markup. Abstract from version
3136 control system used.
3137 (Makefile): Removed obsolete gcc/java/parse.y example.
3138 * doc/sourcebuild.texi: Likewise.
3139 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3140 libgomp, libssp. Removed fastjar.
3141 (Miscellaneous Docs): Clarify location.
3142 Added COPYING3, COPYING3.LIB.
3143 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3145 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3148 * config/i386/i386.c (x86_function_profiler)
3149 [!NO_PROFILE_COUNTERS]: Fix typo.
3150 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3153 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3154 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3156 * doc/sourcebuild.texi (Test Directives): Split into six
3157 subsections, with most of the current text in new subsections
3158 Directives, Selectors, and Final Actions.
3159 (Directives): Split list of test directives into multiple
3161 (Selectors): Describe use and syntax of selectors.
3162 (Effective-Target Keywords): Describe all existing keywords.
3163 (Add Options): Describe features for dg-add-options.
3164 (Require Support): Describe variants of dg-require-support.
3165 (Final Actions): Describe commands to use in dg-final.
3167 2010-03-22 Michael Matz <matz@suse.de>
3170 * recog.c (validate_replace_rtx_group): Replace also in
3171 REG_EQUAL and REG_EQUIV notes.
3173 2010-03-22 Richard Guenther <rguenther@suse.de>
3175 PR tree-optimization/43390
3176 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3177 sure vector extracts are type correct.
3179 2010-03-22 Richard Guenther <rguenther@suse.de>
3182 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3183 x * sqrt (x) even when optimizing for size if the target
3184 has native support for sqrt.
3186 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3188 * varasm.c (make_decl_rtl_for_debug): Also clear
3189 flag_mudflap for the duration of make_decl_rtl call.
3192 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3193 locs from preserved VALUEs.
3195 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3198 * pa.md (movmemsi): Set align to one if zero.
3199 (movmemdi): Likewise.
3201 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3204 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3205 with their corresponding prologue pushes.
3207 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3210 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3211 at the begining or end.
3212 (spu_expand_epilogue): Likewise.
3214 2010-03-20 Richard Guenther <rguenther@suse.de>
3216 PR rtl-optimization/43438
3217 * combine.c (make_extraction): Properly zero-/sign-extend an
3218 extraction of the low part of a CONST_INT. Also handle
3221 2010-03-19 Mike Stump <mikestump@comcast.net>
3223 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3224 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3225 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3227 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3230 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3233 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3235 PR rtl-optimization/42258
3236 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3237 use that may match DEF.
3240 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3241 the cost of loading the constant rather than assuming
3243 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3244 outer code is AND, do the same tests as the andsi3 expander and
3245 return COSTS_N_INSNS (1) if and is cheap.
3247 * optabs.c (avoid_expensive_constant): Fix formatting.
3249 2010-03-19 Michael Matz <matz@suse.de>
3252 * attribs.c (decl_attributes): When rebuilding a function pointer
3253 type use the same qualifiers as the original pointer type.
3255 2010-03-19 Martin Jambor <mjambor@suse.cz>
3257 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3258 and is_gimple_ip_invariant_address.
3260 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3263 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3265 * config/arm/arm.c (arm_override_options): Turn off
3266 flag_dwarf2_cfi_asm for AAPCS variants.
3268 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3271 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3272 Use PRE_MODIFY instead of PRE_DEC.
3273 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3274 (vfp_emit_fstmd): Likewise.
3276 2010-03-19 Michael Matz <matz@suse.de>
3279 * builtins.c (expand_builtin_interclass_mathfn,
3280 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3283 2010-03-19 Richard Guenther <rguenther@suse.de>
3285 PR tree-optimization/43415
3286 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3287 (phi_translate_1): ... this.
3288 (phi_translate): Move all caching here. Cache all NARY
3289 and REFERENCE translations.
3291 2010-03-19 David S. Miller <davem@davemloft.net>
3293 With help from Eric Botcazou.
3294 * config/sparc/sparc.c: Include dwarf2out.h.
3295 (emit_pic_helper): Delete.
3296 (pic_helper_symbol_name): Delete.
3297 (pic_helper_emitted_p): Delete.
3298 (pic_helper_needed): New.
3299 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3300 (get_pc_thunk_name): New.
3301 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3302 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3303 Set pic_helper_needed to true. Don't call emit_pic_helper.
3304 (sparc_expand_prologue): Update load_pic_register call.
3305 (sparc_output_mi_thunk): Likewise.
3306 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3307 thunk if possible. Output CFI information as needed.
3309 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3310 Jack Howarth <howarth@bromo.med.uc.edu>
3313 * config/i386/i386.h: Fix ABI on darwin x86-32.
3315 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3317 * tree.h: Declare make_decl_rtl_for_debug.
3318 * varasm.c (make_decl_rtl_for_debug): New.
3319 * dwarf2out.c (rtl_for_decl_location): Call it.
3320 * cfgexpand.c (expand_debug_expr): Call it.
3322 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3325 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3329 * var-tracking.c (vt_init_cfa_base): Do nothing if
3330 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3332 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3335 * var-tracking.c (canonicalize_vars_star): New.
3336 (dataflow_post_merge_adjust): Use it.
3338 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3341 * var-tracking.c (non_suitable_const): New function.
3342 (add_uses): For DEBUG_INSNs with constants, don't record any
3343 value, instead just the constant value itself.
3344 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3345 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3346 (emit_notes_in_bb): Likewise.
3347 (emit_note_insn_var_location): For onepart variables if
3348 cur_loc is a VOIDmode constant, use DECL_MODE.
3350 2010-03-18 Martin Jambor <mjambor@suse.cz>
3353 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3354 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3355 all non-clones. Moved call redirection...
3356 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3357 (cgraph_materialize_all_clones): Dispose of all
3358 combined_args_to_skip bitmaps.
3359 (verify_cgraph_node): Do not check for edges pointing to wrong
3360 nodes in inline clones.
3361 * tree-inline.c (copy_bb): Call
3362 cgraph_redirect_edge_call_stmt_to_callee.
3363 * ipa.c (cgraph_remove_unreachable_nodes): Call
3364 cgraph_node_remove_callees even when there are used clones.
3366 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3368 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3370 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3373 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3376 2010-03-18 Michael Matz <matz@suse.de>
3379 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3380 into sqrt(x) if we need to preserve signed zeros.
3382 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3383 Eric Botcazou <ebotcazou@adacore.com>
3385 PR rtl-optimization/43360
3386 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3387 note if we don't know its invariant status.
3389 2010-03-18 Michael Matz <matz@suse.de>
3391 PR tree-optimization/43402
3392 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3393 PHI chains of ssa names registered for update.
3395 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3398 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3399 non-offsettable and pre_modify update addressing.
3400 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3401 and "2" alternatives "#".
3402 (*movdd_softfloat32): Make all alternatives "#";
3403 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3404 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3405 (*movdf_softfloat32): Make all alternatives "#";
3406 (movdi): Use the new DIFD mode iterator to create a common splitter
3407 for movdi, movdf and movdd patterns.
3409 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3411 * common.opt (dumpdir): Remove redundant tab.
3413 2010-03-17 Martin Jambor <mjambor@suse.cz>
3415 PR tree-optimization/43347
3416 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3417 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3419 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3421 PR rtl-optimization/42216
3422 * regrename.c (create_new_chain): New function, broken out from...
3423 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3424 appending a use to an empty chain.
3425 (build_def_use): Remove previous changes that convert OP_INOUT to
3426 OP_OUT operands; instead detect the case where an OP_INOUT operand
3427 uses a previously untracked register and create an empty chain for it.
3429 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3431 * doc/extend.texi (Function Attributes): Rewrite unfinished
3432 sentence in ms_abi documentation.
3434 2010-03-17 Alan Modra <amodra@gmail.com>
3436 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3437 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3438 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3439 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3441 2010-03-16 Richard Henderson <rth@redhat.com>
3444 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3445 (lower_try_finally): Save and restore eh_seq around the expansion
3448 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3450 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3451 statements before splitting block.
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