1 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/gmon-sol2.c (_mcleanup): Change format string
4 placeholder from 0x%x to %#x.
5 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
6 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
7 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
8 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
9 * config/i386/i386.c (ix86_target_string): Ditto.
10 (output_pic_addr_const): Ditto.
11 (print_operand): Ditto.
13 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
15 * combine.c (find_split_point): Add third argument. Use it
16 to find nested multiply-accumulate instructions. Adjust calls.
17 (try_combine): Adjust call to find_split_point.
19 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
21 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
23 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
25 PR tree-optimization/41442
26 * fold-const.c (merge_truthop_with_opposite_arm): New function.
27 (fold_binary_loc): Call it.
29 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
31 * toplev.c (general_init): Set default for fdiagnostics-show-option.
32 * opts.c (common_handle_option): Allow disabling it.
33 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
35 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
37 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
38 between modes if both types are integral.
40 2010-04-23 Richard Guenther <rguenther@suse.de>
42 PR tree-optimization/43572
43 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
45 2010-04-23 Richard Guenther <rguenther@suse.de>
48 * tree-inline.c (tree_can_inline_p): Also check compatibility
51 2010-04-23 Martin Jambor <mjambor@suse.cz>
53 PR tree-optimization/43846
54 * tree-sra.c (struct access): New flag grp_assignment_read.
55 (build_accesses_from_assign): Set grp_assignment_read.
56 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
57 (enum mark_read_status): New type.
58 (analyze_access_subtree): Propagate grp_assignment_read, create
59 accesses also if both direct_read and root->grp_assignment_read.
61 2010-04-23 Martin Jambor <mjambor@suse.cz>
64 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
65 function does not have type attributes.
67 2010-04-23 Richard Guenther <rguenther@suse.de>
70 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
73 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
75 * sese.h (create_if_region_on_edge): Remove.
77 * sese.c (create_if_region_on_edge): Make static.
79 * tree-inline.c: Do not include ggc.h.
81 * expr.c: Do not include ggc.h.
83 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
86 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
89 * config/sh/sh.c (find_barrier): Don't emit a constant pool
90 in the middle of insns for casesi_worker_2.
92 2010-04-22 David Edelsohn <edelsohn@gnu.org>
94 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
96 2010-04-22 Ira Rosen <irar@il.ibm.com>
98 PR tree-optimization/43842
99 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
100 loop unrolling in update of exit phis. Fix comment.
101 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
102 least two reduction statements in the loop before starting SLP
105 2010-04-22 Nick Clifton <nickc@redhat.com>
107 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
109 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
111 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
114 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
116 * tree-parloops.c (loop_parallel_p): New argument
117 parloop_obstack. Pass it down.
118 (parallelize_loops): New variable parloop_obstack. Initialize it,
119 pass it down, free it.
121 * tree-loop-linear.c (linear_transform_loops): Pass down
124 * tree-data-ref.h (lambda_compute_access_matrices): New argument
125 of type struct obstack *.
127 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
128 scratch_obstack. Initialize it, pass down, free it.
130 * lambda.h (lambda_loop_new): Remove.
131 (lambda_matrix_new, lambda_matrix_inverse)
132 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
133 argument of type struct obstack *.
135 * lambda-trans.c (lambda_trans_matrix_new): New argument
136 lambda_obstack. Pass it down, use obstack allocation for ret.
137 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
140 * lambda-mat.c (lambda_matrix_get_column)
141 (lambda_matrix_project_to_null): Remove.
142 (lambda_matrix_new): New argument lambda_obstack. Use obstack
144 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
147 * lambda-code.c (lambda_loop_new): New function.
148 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
149 (lambda_compute_auxillary_space, lambda_compute_target_space)
150 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
151 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
152 (build_access_matrix): New argument lambda_obstack. Use obstack
154 (lambda_compute_step_signs, lambda_compute_access_matrices): New
155 argument lambda_obstack. Pass it down.
157 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
159 * optabs.h (expand_widening_mult): Declare.
161 2010-04-22 Richard Guenther <rguenther@suse.de>
163 PR tree-optimization/43845
164 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
165 lookup the CALL_EXPR function and arguments.
167 2010-04-22 Nick Clifton <nickc@redhat.com>
169 * config/stormy16/stormy16.c
170 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
171 * config/stormy16/stormy16.h: Tidy up formatting.
172 (DONT_USE_BUILTIN_SETJMP): Remove definition.
173 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
174 (ineqbranchsi): Delete pattern.
175 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
176 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
177 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
178 stormy16-lib2-ucmpsi2.c.
180 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
182 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
183 df_simulate_find_noclobber_defs as appropriate. Keep track of an
184 extra set merge_set_noclobber, and use it to relax the final test
186 * df.h (df_simulate_find_noclobber_defs): Declare.
187 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
189 (df_simulate_find_noclobber_defs): New function.
191 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
193 * config/i386/i386.md: Use {} around multi-line preparation statements.
195 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
197 * c-tree.h (push_init_level, pop_init_level, set_init_index)
198 (process_init_element): New argument of type struct obstack *.
200 * c-typeck.c (push_init_level, pop_init_level, set_designator)
201 (set_init_index, set_init_label, set_nonincremental_init)
202 (set_nonincremental_init_from_string, find_init_member)
203 (output_init_element, output_pending_init_elements)
204 (process_init_element): New argument braced_init_obstack. Pass it
206 (push_range_stack, add_pending_init): New argument
207 braced_init_obstack. Use obstack allocation.
209 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
210 braced_init_obstack. Pass it down.
211 (c_parser_braced_init): New variables ret, braced_init_obstack.
212 Initialize obstack, pass it down and finally free it.
214 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
217 * tree-pass.h (pass_optimize_widening_mul): Declare.
218 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
219 gate_optimize_widening_mul): New static functions.
220 (pass_optimize_widening_mul): New.
221 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
222 <case MULT_EXPR>: Remove support for widening multiplies.
223 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
224 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
225 simplify_gen_unary rather than directly building extensions.
226 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
228 * expmed.c (expand_widening_mult): New function.
229 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
231 2010-04-21 Jan Hubicka <jh@suse.cz>
233 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
234 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
235 * lto-wpa-fixup.c: Remove.
236 * Makefile.in (lto-wpa-fixup.o): Remove.
237 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
238 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
239 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
241 2010-04-21 Jan Hubicka <jh@suse.cz>
243 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
244 add write_optimization_summary, read_optimization_summary.
245 (ipa_write_summaries_of_cgraph_node_set): Remove.
246 (ipa_write_optimization_summaries): Declare.
247 (ipa_read_optimization_summaries): Declare.
248 * ipa-cp.c (pass_ipa_cp): Update.
249 * ipa-reference.c (pass_ipa_reference): Update.
250 * ipa-pure-const.c (pass_ipa_pure_const): Update.
251 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
253 * ipa-inline.c (pass_ipa_inline): Update.
254 * ipa.c (pass_ipa_whole_program): Update.
255 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
256 * passes.c (ipa_write_summaries_1): Do not test wpa.
257 (ipa_write_optimization_summaries_1): New.
258 (ipa_write_optimization_summaries): New.
259 (ipa_read_summaries): Do not test ltrans.
260 (ipa_read_optimization_summaries_1): New.
261 (ipa_read_optimization_summaries): New.
263 2010-04-21 Jan Hubicka <jh@suse.cz>
265 * lto-cgraph.c (lto_output_node): Do not output comdat groups
267 (output_cgraph): Do not arrange comdat groups for boundary nodes.
269 2010-04-21 Jakub Jelinek <jakub@redhat.com>
272 * dwarf2out.c (add_name_and_src_coords_attributes): Add
273 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
275 2010-04-21 Jan Hubicka <jh@suse.cz>
277 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
279 2010-04-21 Jan Hubicka <jh@suse.cz>
281 * varpool.c (decide_is_variable_needed): Variable is always needed
284 2010-04-21 Jan Hubicka <jh@suse.cz>
286 * opts.c (decode_options): Enable pure-const pass for whopr.
288 2010-04-21 Jan Hubicka <jh@suse.cz>
290 * cgraph.c (dump_cgraph_node): Dump also assembler name.
291 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
293 (cgraph_decide_inlining): Do not expect callee to be removed in all
296 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
298 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
300 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
302 * config/i386/i386.md (x86_shrd): Add athlon_decode and
303 amdfam10_decode attributes.
305 2010-04-21 Jakub Jelinek <jakub@redhat.com>
308 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
309 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
310 (lower_copyprivate_clauses): Use private var in outer
311 context instead of original var. Make sure the types
312 are correct for VLAs.
314 2010-04-21 Richard Guenther <rguenther@suse.de>
316 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
317 to non-pointer objects.
319 2010-04-21 Jakub Jelinek <jakub@redhat.com>
321 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
322 last chain entry if it starts with the still current label.
323 (add_location_or_const_value_attribute): Check that
324 loc_list->first->next is NULL instead of comparing ->first with ->last.
325 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
326 to add_var_loc_to_decl.
328 * dwarf2out.c (output_call_frame_info): For dw_cie_version
329 >= 4 add also address size and segment size fields into CIE header.
331 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
332 long as address size is the same as sizeof (void *) and
334 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
335 address size or segment size is unexpected, return DW_EH_PE_omit.
336 (classify_object_over_fdes): If get_cie_encoding returned
337 DW_EH_PE_omit, return -1.
338 (init_object): If classify_object_over_fdes returned -1,
339 pretend there were no FDEs at all.
341 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
343 * config/i386/i386.md (bswap<mode>2): Macroize expander from
344 bswap{si,di}2 using SWI48 mode iterator.
345 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
346 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
347 set modrm attribute of bswap insn to 0 and remove length attribute.
348 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
349 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
350 set mode attribute to <MODE> and remove length attribute.
352 2010-04-20 James E. Wilson <wilson@codesourcery.com>
354 PR rtl-optimization/43520
355 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
356 zero available registers.
358 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
360 * builtins.c (fold_builtin_cproj): Fold more cases.
362 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
364 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
365 (fold_builtin_1): Fold builtin cproj.
366 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
367 Use ATTR_CONST_NOTHROW_LIST.
369 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
371 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
372 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
373 ffsi2_no_cmove for !TARGET_CMOVE.
374 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
375 (ffssi2): Remove expander.
376 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
378 (ctz<mode>2): Ditto from ctz{si,di}2.
379 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
381 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
384 2010-04-20 Jakub Jelinek <jakub@redhat.com>
386 * dwarf2out.c (AT_linkage_name): Define.
387 (clone_as_declaration): Handle DW_AT_linkage_name.
388 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
389 of DW_AT_MIPS_linkage_name.
390 (move_linkage_attr): Likewise.
391 (dwarf2out_finish): Likewise.
393 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
396 * fold-const.c (fold_comparison): New folding rule.
398 2010-04-20 Anatoly Sokolov <aesok@post.ru>
400 * double-int.h (double_int_setbit): Declare.
401 * double-int.c (double_int_setbit): New function.
402 * rtl.h (immed_double_int_const): Declare.
403 * emit-rtl.c (immed_double_int_const): New function.
404 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
405 and immed_double_int_const functions.
406 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
407 expand_copysign_bit): (Ditto.).
408 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
409 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
410 * dojump.c (prefer_and_bit_test): (Ditto.).
411 * expr.c (convert_modes, reduce_to_bit_field_precision,
412 const_vector_from_tree): (Ditto.).
413 * expmed.c (mask_rtx, lshift_value): (Ditto.).
415 2010-04-20 Jan Hubicka <jh@suse.cz>
417 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
418 (dump_cgraph_node): Dump new flags.
419 * cgraph.h (struct cgraph_node): Add flags
420 reachable_from_other_partition and in_other_partition.
421 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
422 other partition can not be removed.
423 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
424 the other partition must be output; silence sanity checking on
425 leaking functions bodies from other paritition.
426 * lto-cgraph.c (reachable_from_other_partition_p): New function.
427 (lto_output_node): Output new flags; do not sanity check that inline
428 clones are output; drop lto_forced_extern_inline_p code; do not mock
429 visibility flags at partition boundaries.
430 (add_node_to): New function.
431 (output_cgraph): Use it to sort functions so masters appear before
433 (input_overwrite_node): Input new flags.
434 * passes.c (ipa_write_summaries): Do not call
435 lto_new_extern_inline_states.
436 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
437 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
438 lto_forced_extern_inline_p): Kill.
439 * lto-streamer.h (lto_new_extern_inline_states,
440 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
441 lto_forced_extern_inline_p): Kill.
443 2010-04-20 Richard Guenther <rguenther@suse.de>
445 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
446 from vars that can have pointers.
447 (process_constraint): Dump useless constraints.
449 2010-04-20 Richard Guenther <rguenther@suse.de>
451 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
452 (dump_sa_points_to_info): Remove asserts.
453 (init_base_vars): nothing_id isn't an escape point nor does it
456 2010-04-20 Jakub Jelinek <jakub@redhat.com>
458 * tree.h (TYPE_REF_IS_RVALUE): Define.
459 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
460 should_move_die_to_comdat, prune_unused_types_walk): Handle
461 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
462 (modified_type_die, gen_reference_type_die): Emit
463 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
464 if TYPE_REF_IS_RVALUE and -gdwarf-4.
466 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
469 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
470 calls for -fpic -m31 if they have been sibcall optimized.
472 2010-04-19 James E. Wilson <wilson@codesourcery.com>
474 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
475 ar.lc fixed and call-used.
477 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
479 2010-04-19 Jan Hubicka <jh@suse.cz>
481 * opts.c (decode_options): Disable whpr incompatible passes.
482 * lto/lto.c (lto_1_to_1_map): Skip clones.
483 (read_cgraph_and_symbols): Do not mark everything as needed.
484 (do_whole_program_analysis): Do map only after optimizing;
485 set proper cgraph_state; use passmanager.
487 2010-04-19 DJ Delorie <dj@redhat.com>
489 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
490 POINTER_PLUS_EXPR and fix them.
492 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
494 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
495 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
496 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
497 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
498 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
499 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
500 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
501 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
502 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
503 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
504 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
506 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
508 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
509 (check_cond_move_block): Likewise.
510 (cond_move_process_if_block): Likewise.
511 (noce_find_if_block): Improve formatting.
512 (find_if_header): Pass 0 to memset and tweak conditions.
513 (cond_exec_find_if_block): Fix long lines and tweak conditions.
515 2010-04-19 Jakub Jelinek <jakub@redhat.com>
517 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
521 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
522 with non-local decl doesn't need chain.
524 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
526 * ira-color.c (allocno_reload_assign): Avoid accumulating
527 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
529 2010-04-19 Martin Jambor <mjambor@suse.cz>
531 * gimple.h (create_tmp_reg): Declare.
532 * gimplify.c (create_tmp_reg): New function.
533 (gimplify_return_expr): Use create_tmp_reg.
534 (gimplify_omp_atomic): Likewise.
535 (gimple_regimplify_operands): Likewise.
536 * tree-dfa.c (make_rename_temp): Likewise.
537 * tree-predcom.c (predcom_tmp_var): Likewise.
538 (reassociate_to_the_same_stmt): Likewise.
539 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
540 (get_replaced_param_substitute): Likewise.
541 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
542 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
543 * tree-ssa-pre.c (get_representative_for): Likewise.
544 (create_expression_by_pieces): Likewise.
545 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
546 (create_tailcall_accumulator): Likewise.
548 2010-04-19 Martin Jambor <mjambor@suse.cz>
550 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
552 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
554 2010-04-19 Richard Guenther <rguenther@suse.de>
556 PR tree-optimization/43796
557 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
558 from SCEV in the lattice.
559 (vrp_visit_phi_node): Dump change.
561 2010-04-19 Richard Guenther <rguenther@suse.de>
563 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
564 * configure: Re-generated.
566 2010-04-19 Richard Guenther <rguenther@suse.de>
568 PR tree-optimization/43783
569 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
570 constant ARRAY_REF operands two and three if possible.
572 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
575 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
577 2010-04-19 Jie Zhang <jie@codesourcery.com>
580 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
582 2010-04-19 Ira Rosen <irar@il.ibm.com>
584 PR tree-optimization/37027
585 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
586 and macro to access it.
587 (vectorizable_reduction): Add argument.
588 (vect_get_slp_defs): Likewise.
589 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
590 statements for possible use in SLP.
591 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
592 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
593 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
595 (vectorizable_reduction): Likewise.
596 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
598 (vectorizable_type_demotion, vectorizable_type_promotion,
599 vectorizable_store): Likewise.
600 (vect_analyze_stmt): Update call to vectorizable_reduction.
601 (vect_transform_stmt): Likewise.
602 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
603 (vect_build_slp_tree): Fix indentation. Check that there are no loads
604 from different interleaving chains in same node.
605 (vect_slp_rearrange_stmts): New function.
606 (vect_supported_load_permutation_p): Allow load permutations for
607 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
608 inside SLP nodes if necessary.
609 (vect_analyze_slp_instance): Handle reductions.
610 (vect_analyze_slp): Try to build SLP instances originating from groups
612 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
613 (vect_get_constant_vectors): Create initial vectors for reductions
614 according to reduction code. Add new argument.
615 (vect_get_slp_defs): Add new argument, pass it to
616 vect_get_constant_vectors.
617 (vect_schedule_slp_instance): Remove SLP tree root statements.
619 2010-04-19 Jakub Jelinek <jakub@redhat.com>
621 * tree.h (ENUM_IS_SCOPED): Define.
622 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
623 for ENUM_IS_SCOPED enums.
625 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
627 * fold-const.c (fold_comparison): Use ssizetype.
628 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
629 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
630 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
631 * tree-object-size.c (compute_object_sizes): Use size_type_node.
633 * tree.h (initialize_sizetypes): Remove parameter.
634 (build_common_tree_nodes): Remove second parameter.
635 * stor-layout.c (initialize_sizetypes): Remove parameter.
636 Always create an unsigned type.
637 (set_sizetype): Assert that the passed type is unsigned and simplify.
638 * tree.c (build_common_tree_nodes): Remove second parameter.
639 Adjust call to initialize_sizetypes.
640 * c-decl.c (c_init_decl_processing): Remove second argument in call to
641 build_common_tree_nodes.
643 2010-04-18 Matthias Klose <doko@ubuntu.com>
645 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
647 2010-04-18 Ira Rosen <irar@il.ibm.com>
649 PR tree-optimization/43771
650 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
651 load permutation doesn't have gaps.
653 2010-04-18 Jan Hubicka <jh@suse.cz>
655 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
656 (sse_prologue_save_insn expander): Use new pattern.
657 (sse_prologue_save_insn1): New pattern and splitter.
658 (sse_prologue_save_insn): Update to deal also with 64bit aligned
660 * i386.c (setup_incoming_varargs_64): Do not compute jump
662 (ix86_gimplify_va_arg): Update alignment needed.
663 (ix86_local_alignment): Do not align all local arrays to 128bit.
665 2010-04-17 Jan Hubicka <jh@suse.cz>
667 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
669 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
671 * arm.md (negdi2): Remove redundant code to force values into a
674 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
676 * arm/bpabi.S: Add EABI alignment attributes to objects.
677 * arm/bpabi-v6m.S: Likewise.
678 * arm/crti.asm: Likewise.
679 * arm/crtn.asm: Likewise.
680 * arm/lib1funcs.asm: Likewise.
681 * arm/libunwind.S: Likewise.
683 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
685 * arm-protos.h (tune_params): New structure.
686 * arm.c (current_tune): New variable.
687 (arm_constant_limit): Delete.
688 (struct processors): Add pointer to the tune parameters.
689 (arm_slowmul_tune): New tuning option.
690 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
691 (all_cores): Adjust to pick up the tuning model.
692 (arm_constant_limit): New function.
693 (arm_override_options): Select the appropriate tuning model. Delete
694 initialization of arm_const_limit.
695 (arm_split_constant): Use the new constant-limit model.
696 (arm_rtx_costs): Pick up the current tuning model.
697 * arm.md (is_strongarm, is_xscale): Delete.
698 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
699 for Xscale variant architectures.
700 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
702 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
704 * config/arm/arm.c (arm_gen_constant): Remove unused variable
706 (arm_rtx_costs_1): Remove unused variable extra_cost.
707 (arm_unwind_emit_set): Use variable offset.
708 (thumb1_output_casesi): Remove unused variable flags.
710 2010-04-16 Jeff Law <law@redhat.com>
712 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
713 needing assignment rather than doing a two-phase assignment. Remove
716 2010-04-16 Jakub Jelinek <jakub@redhat.com>
719 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
721 2010-04-16 Doug Kwan <dougkwan@google.com>
723 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
724 (next_operand_entry_id): New static variable.
725 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
726 (add_to_ops_vec): Assigned unique ID to operand entry.
727 (struct oecount_s): New field ID.
728 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
729 (undistribute_ops_list): Assign unique IDs to oecounts.
730 (init_reassoc): reset next_operand_entry_id.
732 2010-04-16 Doug Kwan <dougkwan@google.com>
734 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
735 missing left parenthesis.
737 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
739 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
740 *btdi_rex64 using SWI48 mode iterator.
741 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
742 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
743 *jcc_btdi_mask_rex64.
745 2010-04-16 Anatoly Sokolov <aesok@post.ru>
747 * double-int.h (tree_to_double_int): Convert to macro.
748 * double-int.c (tree_to_double_int): Remove.
750 2010-04-16 Jakub Jelinek <jakub@redhat.com>
753 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
754 with want_address 2 and in case a single element list might be
755 possible, call it again with want_address 0.
757 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
759 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
760 case 'W' print operands for HI mode.
761 * config/h8300/h8300.h (Y0, Y2) : New constraints.
762 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
763 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
764 * config/h8300/predicate.md (bit_register_indirect_operand): New.
766 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
768 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
769 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
770 #xx:3 and #xx:4 mode.
772 * config/h8300/h8300.md (inverted load with HImode dest): Add
775 * config/h8300/predicate.md (bit_operand): Allow immediate values that
776 satisfy 'U' constraint.
778 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
780 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
781 * configure: Regenerate.
782 * config.in: Regenerate.
783 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
786 2010-04-16 Richard Guenther <rguenther@suse.de>
788 * tree.h (struct tree_decl_minimal): Move pt_uid ...
789 (struct tree_decl_common): ... here.
790 (DECL_PT_UID): Adjust.
791 (SET_DECL_PT_UID): Likewise.
792 (DECL_PT_UID_SET_P): Likewise.
794 2010-04-16 Richard Guenther <rguenther@suse.de>
796 PR tree-optimization/43572
797 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
798 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
799 * tree-flow.h (is_call_clobbered): Remove.
800 * tree-flow-inline.h (is_call_clobbered): Likewise.
801 * tree-dfa.c (dump_variable): Do not dump call clobber state.
802 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
803 (execute_return_slot_opt): Adjust.
804 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
805 check for call clobbered vars here.
806 (find_tail_calls): Move tailcall verification to the
809 2010-04-16 Diego Novillo <dnovillo@google.com>
811 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
813 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
816 * config/arm/arm.md (cbranchqi4): New pattern.
817 * config/arm/predicates.md (const0_operand,
818 cbranchqi4_comparison_operator): New predicates.
820 2010-04-16 Richard Guenther <rguenther@suse.de>
822 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
823 (dump_gimple_stmt): Likewise.
825 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
827 * recog.h (struct recog_data): New field is_operator.
828 (struct insn_operand_data): New field is_operator.
829 * recog.c (extract_insn): Set recog_data.is_operator.
830 * genoutput.c (output_operand_data): Emit code to set the
832 * reload.c (find_reloads): Use it rather than testing for an
833 empty constraint string.
836 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
837 If the previous insn is a cbranchsi4_insn with the same arguments,
838 omit the compare instruction.
840 * config/arm/arm.md (addsi3_cbranch): If destination is a high
841 register, inputs must be low registers and we need a low register
842 scratch. Handle alternative 2 like alternative 3.
844 2010-04-16 Jakub Jelinek <jakub@redhat.com>
846 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
847 don't call get_addr on both. If one expression is a VALUE and
848 the other a REG, check VALUE's locs if the REG isn't among them.
850 2010-04-16 Christian Bruel <christian.bruel@st.com>
852 * config/sh/sh.h (sh_frame_pointer_required): New function.
853 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
854 (flag_omit_frame_pointer) Set.
855 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
856 (rounded_frame_size): Adjust size with outgoing_args_size.
857 (sh_set_return_address): Must return from stack pointer.
858 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
859 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
860 (ACCUMULATE_OUTGOING_ARGS): Define.
861 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
862 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
864 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
867 * config/sh/sh.c (sh_legitimize_reload_address): Use
868 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
869 Remove a unneeded check for offset_base.
871 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
873 * configure: Regenerated.
875 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
877 * config/s390/s390.c (s390_call_save_register_used): Switch back
880 2010-04-15 Richard Guenther <rguenther@suse.de>
882 * alias.c (alias_set_subset_of): Handle alias-set zero
885 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
886 Julian Brown <julian@codesourcery.com>
888 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
889 alternatives according to use of high and low regs.
890 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
891 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
892 optimizing for size on Thumb-2.
894 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
896 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
898 2010-04-15 Richard Guenther <rguenther@suse.de>
900 * tree-ssa-structalias.c (struct variable_info): Add
902 (new_var_info): Initialize it.
903 (dump_constraints): Support printing last added constraints.
904 (debug_constraints): Adjust.
905 (dump_constraint_graph): Likewise.
906 (make_heapvar_for): Check for NULL cfun.
907 (get_function_part_constraint): New function.
908 (get_fi_for_callee): Likewise.
909 (find_func_aliases): Properly implement IPA PTA constraints.
910 (process_ipa_clobber): New function.
911 (find_func_clobbers): Likewise.
912 (insert_into_field_list_sorted): Remove.
913 (create_function_info_for): Properly allocate vars for IPA mode.
914 Do not use insert_into_field_list_sorted.
915 (create_variable_info_for): Properly generate constraints for
916 global vars in IPA mode.
917 (dump_solution_for_var): Always dump the solution.
918 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
919 (find_what_var_points_to): Adjust.
920 (pt_solution_set): Change.
921 (pt_solution_ior_into): New function.
922 (pt_solution_empty_p): Export.
923 (pt_solution_includes_global): Adjust.
924 (pt_solution_includes_1): Likewise.
925 (pt_solutions_intersect_1): Likewise.
926 (dump_sa_points_to_info): Check some invariants.
927 (solve_constraints): Move constraint dumping ...
928 (compute_points_to_sets): ... here.
929 (ipa_pta_execute): ... and here.
930 (compute_may_aliases): Do not re-compute points-to info
931 locally if IPA info is available.
932 (ipa_escaped_pt): New global var.
933 (ipa_pta_execute): Properly implement IPA PTA.
934 * tree-into-ssa.c (dump_decl_set): Support dumping
935 decls not in referenced-vars.
936 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
937 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
938 (dump_points_to_solution): Likewise.
939 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
940 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
941 (remap_gimple_stmt): Reset call clobber/use information if necessary.
942 (copy_decl_to_var): Copy DECL_PT_UID.
943 (copy_result_decl_to_var): Likewise.
944 * tree.c (make_node_stat): Initialize DECL_PT_UID.
945 (copy_node_stat): Copy it.
946 * tree.h (DECL_PT_UID): New macro.
947 (SET_DECL_PT_UID): Likewise.
948 (DECL_PT_UID_SET_P): Likewise.
949 (struct tree_decl_minimal): Add pt_uid member.
950 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
951 (pt_solution_empty_p): Declare.
952 (pt_solution_set): Adjust.
953 (ipa_escaped_pt): Declare.
954 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
955 * gimple-pretty-print.c (pp_points_to_solution): New function.
956 (dump_gimple_call): Dump call clobber/use information.
957 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
958 * tree-pass.h (TDF_ALIAS): New dump option.
959 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
960 * doc/invoke.texi (-fipa-pta): Update documentation.
962 2010-04-15 Richard Guenther <rguenther@suse.de>
964 * Makefile.in (OBJS-common): Add gimple-fold.o.
965 (gimple-fold.o): New rule.
966 * tree.h (maybe_fold_offset_to_reference,
967 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
969 * gimple.h: ... here.
970 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
971 may_propagate_address_into_dereference): Move prototypes ...
972 * gimple.h: ... here.
973 * tree-ssa-ccp.c (get_symbol_constant_value,
974 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
975 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
976 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
977 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
978 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
979 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
980 gimplify_and_update_call_from_tree): Move ...
981 * gimple-fold.c: ... here. New file.
982 (ccp_fold_builtin): Rename to ...
983 (gimple_fold_builtin): ... this.
984 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
986 2010-04-15 Richard Guenther <rguenther@suse.de>
988 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
989 fit_double_type, force_fit_type_double, add_double_with_sign,
990 neg_double, mul_double_with_sign, lshift_double, rshift_double,
991 lrotate_double, rrotate_double, div_and_round_double): Move ...
992 * double-int.c: ... here.
993 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
994 add_double, neg_double, mul_double_with_sign, mul_double,
995 lshift_double, rshift_double, lrotate_double, rrotate_double,
996 div_and_round_double): Move prototypes ...
997 * double-int.h: ... here.
999 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1002 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1003 matching constraints to ensure inputs match the output.
1005 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1008 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1009 in an input-only operand.
1011 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1013 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1014 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1015 (double_int_negative_p): Convert to static inline function.
1016 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1017 (double_int_negative_p): Remove.
1018 * tree.h (lshift_double, rshift_double):
1019 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1020 * fold-const.c (fold_convert_const_int_from_real,
1021 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1022 (lshift_double): Change type of arith argument to bool.
1023 (rshift_double): Change type of arith argument to bool. Correct
1025 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1027 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1030 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1031 at the start and end of the then/else blocks, and omit them from the
1033 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1034 argument; all callers changed. Pass zero to old_insns_match_p instead.
1035 (flow_find_head_matching_sequence): New function.
1036 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1037 * basic-block.h (flow_find_cross_jump,
1038 flow_find_head_matching_sequence): Declare functions.
1040 2010-04-14 Jason Merrill <jason@redhat.com>
1043 * c-common.c (attribute_takes_identifier_p): New fn.
1044 * c-common.h: Declare it.
1046 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1048 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1050 (*udivmod<mode>4): Ditto.
1052 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1054 * config/i386/i386.md (maxmin_int): Rename code attribute from
1055 maxminiprefix and update all users.
1056 (maxmin_float): Ditto from maxminfprefix.
1057 (logic): Ditto from logicprefix.
1058 (absneg_mnemonic): Ditto from absnegprefix.
1059 * config/i386/mmx.md: Update all users of maxminiprefix,
1060 maxminfprefix and logicprefix for rename.
1061 * config/i386/sse.md: Ditto.
1062 * config/i386/sync.md (sync_<code><mode>): Update for
1065 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1068 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1069 warnings converted to errors.
1071 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1073 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1074 used insn_type variable.
1075 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1076 to avoid set-but-not-used warning.
1078 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1080 * df-core.c (df_ref_debug): Change format string placeholder
1082 * dwarf2asm.c (dw2_asm_output_data_raw,
1083 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1084 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1085 * dwarf2out.c (output_cfi, output_cfi_directive,
1086 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1087 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1089 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1090 * print-rtl.c (print_rtx): Ditto.
1092 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1095 * builtins.c (expand_builtin_pow_root): New function to expand pow
1096 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1097 series of sqrt and cbrt calls under -ffast-math.
1098 (expand_builtin_pow): Call it.
1100 2010-04-14 Michael Matz <matz@suse.de>
1102 PR tree-optimization/42963
1103 * tree-cfg.c (touched_switch_bbs): New static variable.
1104 (group_case_labels_stmt): New function broken out from ...
1105 (group_case_labels): ... here, use the above.
1106 (start_recording_case_labels): Allocate touched_switch_bbs.
1107 (end_recording_case_labels): Deallocate it, call
1108 group_case_labels_stmt.
1109 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1111 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1113 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1116 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1118 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1120 2010-04-13 Jan Hubicka <jh@suse.cz>
1122 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1123 of optimized out static functions.
1124 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1125 cost computation. Also sanity check for overflows.
1126 (update_caller_keys): Update cgraph_edge_badness call; properly
1127 update fibheap and sanity check that it is up to date.
1128 (add_new_edges_to_heap): Update cgraph_edge_badness.
1129 (cgraph_decide_inlining_of_small_function): Likewise;
1130 add sanity checking that badness in heap is up to date;
1131 improve dumping of reason; Update badness of calls to the
1132 offline copy of function currently inlined; dump badness
1133 of functions not inlined because of unit growth limits.
1135 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1138 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1139 because of sign-extension change when converting to sizetype here...
1140 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1142 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1143 the folding to constants. Remove redundant final conversion.
1144 (fold_binary) <associate>: Do not associate if the re-association of
1145 constants alone overflows.
1146 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1147 to the end of the list.
1148 (multiple_of_p) <COND_EXPR>: New case.
1150 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1152 * opt-functions.awk (opt_sanitized_name): New.
1154 * optc-gen.awk: Use it
1155 * opth-gen.awk: Use it.
1157 2010-04-13 Martin Jambor <mjambor@suse.cz>
1159 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1160 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1161 children. Call replace_uses_with_default_def_ssa_name to handle
1164 2010-04-13 Michael Matz <matz@suse.de>
1167 * builtins.c (expand_builtin_interclass_mathfn): Also create
1168 a register if the predicate doesn't match.
1170 2010-04-13 Diego Novillo <dnovillo@google.com>
1172 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1173 * c-pch.c: Include timevar.h.
1174 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1175 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1176 * ggc-common.c: Include timevar.h.
1177 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1178 * timevar.def (TV_PCH_SAVE): Define.
1179 (TV_PCH_CPP_SAVE): Define.
1180 (TV_PCH_PTR_REALLOC): Define.
1181 (TV_PCH_PTR_SORT): Define.
1182 (TV_PCH_RESTORE): Define.
1183 (TV_PCH_CPP_RESTORE): Define.
1185 2010-04-13 Michael Matz <matz@suse.de>
1187 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1189 (can_reassociate_p): New function.
1190 (break_up_subtract_bb, reassociate_bb): Use it.
1192 2010-04-13 Richard Guenther <rguenther@suse.de>
1195 * builtins.c (c_readstr): Fix assert.
1197 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1199 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1200 when generating cltd insn.
1202 (*ashl<mode>3_1): Remove special handling for register operand 2.
1203 (*ashlsi3_1_zext): Ditto.
1204 (*ashlhi3_1): Ditto.
1205 (*ashlhi3_1_lea): Ditto.
1206 (*ashlqi3_1): Ditto.
1207 (*ashlqi3_1_lea): Ditto.
1208 (*<shiftrt_insn><mode>3_1): Ditto.
1209 (*<shiftrt_insn>si3_1_zext): Ditto.
1210 (*<shiftrt_insn>qi3_1_slp): Ditto.
1211 (*<rotate_insn><mode>3_1): Ditto.
1212 (*<rotate_insn>si3_1_zext): Ditto.
1213 (*<rotate_insn>qi3_1_slp): Ditto.
1215 2010-04-13 Richard Guenther <rguenther@suse.de>
1217 * tree-ssa-structalias.c (callused_id): Remove.
1218 (call_stmt_vars): New.
1219 (get_call_vi): Likewise.
1220 (lookup_call_use_vi): Likewise.
1221 (lookup_call_clobber_vi): Likewise.
1222 (get_call_use_vi): Likewise.
1223 (get_call_clobber_vi): Likewise.
1224 (make_transitive_closure_constraints): Likewise.
1225 (handle_const_call): Adjust to do per-call call-used handling.
1226 (handle_pure_call): Likewise.
1227 (find_what_var_points_to): Remove general callused handling.
1228 (init_base_vars): Likewise.
1229 (init_alias_vars): Initialize call_stmt_vars.
1230 (compute_points_to_sets): Process call-used and call-clobbered
1231 vars for call statements.
1232 (delete_points_to_sets): Free call_stmt_vars.
1234 2010-04-13 Richard Guenther <rguenther@suse.de>
1236 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1237 Only add RW dependence for dependence distance zero.
1238 Adjust maximal vectorization factor according to dependences.
1239 Move alignment handling ...
1240 (vect_find_same_alignment_drs): ... here. New function.
1241 (vect_analyze_data_ref_dependences): Adjust.
1242 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1243 (vect_analyze_data_refs): Adjust minimal vectorization factor
1244 according to data references.
1245 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1246 dependences before determining the vectorization factor.
1247 Analyze alignment after determining the vectorization factor.
1248 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1249 dependences before alignment.
1250 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1252 (vect_analyze_data_refs): Likewise.
1253 (MAX_VECTORIZATION_FACTOR): New define.
1255 2010-04-13 Duncan Sands <baldrick@free.fr>
1257 * except.h (lang_eh_type_covers): Remove.
1258 * except.c (lang_eh_type_covers): Likewise.
1260 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1261 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1263 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1264 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1265 UNITS_PER_LONG where it is ABI relevant.
1266 (s390_return_addr_rtx): Likewise.
1267 (s390_back_chain_rtx): Likewise.
1268 (s390_frame_area): Likewise.
1269 (s390_frame_info): Likewise.
1270 (s390_initial_elimination_offset): Likewise.
1271 (save_gprs): Likewise.
1272 (s390_emit_prologue): Likewise.
1273 (s390_emit_epilogue): Likewise.
1274 (s390_function_arg_advance): Likewise.
1275 (s390_function_arg): Likewise.
1276 (s390_va_start): Likewise.
1277 (s390_gimplify_va_arg): Likewise.
1278 (s390_function_profiler): Likewise.
1279 (s390_optimize_prologue): Likewise.
1280 (s390_rtx_costs): Likewise.
1281 (s390_secondary_reload): Likewise.
1282 (s390_promote_function_mode): Likewise.
1283 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1284 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1285 registers available.
1286 (s390_unwind_word_mode): New function.
1287 (s390_function_value): Split 64 bit values into register pair if
1288 used as return value.
1289 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1290 function call parameters. Handle parallels.
1291 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1292 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1293 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1294 (s390_expand_setmem): Remove unused variable src_addr.
1295 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1296 deal with 64 bit registers.
1297 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1298 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1299 (UNITS_PER_LONG): New macro.
1300 * libjava/include/s390-signal.h: Define extended ucontext
1301 structure containing the upper halfs of the 64 bit registers.
1303 2010-04-13 Simon Baldwin <simonb@google.com>
1305 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1307 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1309 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1310 rvalue on the RHS if the LHS is of a non-renamable type.
1311 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1313 2010-04-13 Matthias Klose <doko@ubuntu.com>
1315 * gcc.c (cc1_options): Handle -iplugindir before processing
1316 the cc1 spec. Only add -iplugindir once.
1317 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1319 * common.opt (iplugindir): Remove `Separate' property, initialize.
1320 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1322 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1323 (distclean): Remove plugin dir.
1324 * doc/invoke.texi: Document -iplugindir.
1326 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1328 * doc/plugins.texi (Loading Plugins): Document short
1329 -fplugin=foo option.
1330 (Plugin API): Mention default_plugin_dir_name function.
1332 * gcc.c (find_file_spec_function): Add new declaration.
1333 (static_spec_func): Use it for "find-file".
1334 (find_file_spec_function): Add new function.
1335 (cc1_options): Add -iplugindir option if -fplugin* options found.
1337 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1339 * plugin.c (add_new_plugin): Updated comment, and handle short
1341 (default_plugin_dir_name): Added new function.
1343 * common.opt (iplugindir): New option to set the plugin directory.
1345 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1347 * config/i386/i386.md (any_rotate): New code iterator.
1348 (rotate_insn): New code attribute.
1350 (SWIM124): New mode iterator.
1351 (<rotate_insn>ti3): New expander.
1352 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1353 any_rotate code iterator.
1354 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1355 using any_rotate code iterator and SWIM124 mode iterator.
1356 (ix86_rotlti3): New insn_and_split pattern.
1357 (ix86_rotrti3): Ditto.
1358 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1359 ix86_rotl{di,ti}3 patterns.
1360 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1361 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1362 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1363 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1364 code iterator and SWI mode iterator.
1365 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1366 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1368 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1369 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1370 (bswap rotatert splitter): Add splitter.
1371 (bswap splitter): Macroize splitter using any_rotate code iterator.
1372 Add insn predicate to split only for TARGET_USE_XCHGB or when
1373 optimizing function for size.
1375 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1377 * config/pa/pa.c (emit_move_sequence): Remove use of
1378 deleted variable flag_argument_noalias.
1380 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1382 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1384 Add to unsupported targets list.
1385 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1386 sparc*-sun-solaris2.[567]* from target lists.
1387 * configure: Regenerate.
1388 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1390 Remove Solaris 7 patch references.
1391 (Specific, sparc-sun-solaris2.7): Removed.
1392 (sparc-sun-solaris2*): Update Solaris 7 example.
1393 (sparc64-*-solaris2*): Likewise.
1395 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1397 * config.build (alpha*-dec-osf4*): Remove.
1398 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1399 of obsolete configurations.
1400 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1402 * config/alpha/t-osf4: Renamed to ...
1403 * config/alpha/t-osf5: ... this.
1404 * config/alpha/osf.h: Renamed to ...
1405 * config/alpha/osf5.h: ... this.
1406 Merged old osf5.h contents.
1408 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1409 (EXTRA_SPECS): Removed.
1410 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1411 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1414 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1416 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1418 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1421 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1422 __thiscall convention.
1424 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1426 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1428 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1430 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1432 * function.c (assign_parms_initialize_all): Add unused attribute
1435 2010-04-12 Richard Guenther <rguenther@suse.de>
1437 * gsstruct.def (GSS_CALL): New.
1438 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1439 * gimple.h: Include tree-ssa-alias.h.
1440 (struct gimple_statement_call): New.
1441 (union gimple_statement_struct_d): Add gimple_call member.
1442 (gimple_call_reset_alias_info): Declare.
1443 (gimple_call_use_set): New function.
1444 (gimple_call_clobber_set): Likewise.
1445 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1446 * gimple.c (gimple_call_reset_alias_info): New function.
1447 (gimple_build_call_1): Call it.
1448 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1449 * tree-inline.c (remap_gimple_stmt): Likewise.
1450 (expand_call_inline): Remove callused handling.
1451 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1452 * tree-dfa.c (dump_variable): Likewise.
1453 * tree-parloops.c (parallelize_loops): Likewise.
1454 * tree-ssa.c (init_tree_ssa): Likewise.
1455 (delete_tree_ssa): Likewise.
1456 * tree-flow-inline.h (is_call_used): Remove.
1457 * tree-flow.h (struct gimple_df): Remove callused member.
1458 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1459 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1460 (ref_maybe_used_by_call_p_1): Simplify.
1461 (call_may_clobber_ref_p_1): Likewise.
1462 * tree-ssa-structalias.c (compute_points_to_sets): Set
1463 the call stmt used and clobbered sets.
1464 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1465 (find_tail_calls): Verify the tail call.
1467 2010-04-12 Richard Guenther <rguenther@suse.de>
1469 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1470 single-iteration always-inline inlining.
1471 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1472 (cgraph_decide_inlining): Do not handle always-inline specially.
1473 (try_inline): Remove always-inline cycle detection special case.
1474 Do not recurse on always-inlines.
1475 (cgraph_early_inlining): Do not iterate if not optimizing.
1476 (cgraph_gate_early_inlining): remove.
1477 (pass_early_inline): Run unconditionally.
1478 (gate_cgraph_decide_inlining): New function.
1479 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1480 not inlining or optimizing.
1481 (cgraph_decide_inlining_of_small_functions): Also consider
1482 always-inline functions.
1483 (cgraph_default_inline_p): Return true for nodes which should
1484 disregard inline limits.
1485 (estimate_function_body_sizes): Assume zero size and time for
1486 nodes which are marked as disregarding inline limits.
1487 (cgraph_decide_recursive_inlining): Do not perform recursive
1488 inlining on always-inline nodes.
1490 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1493 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1494 for exprs satisfying handled_component_p.
1496 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1498 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1499 non-constant aggregate elements.
1501 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1502 is a real initialization.
1504 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1507 * c-decl.c (start_function): Move forward check for nested function.
1509 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1511 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1512 * config/sh/sh.c: Include reload.h.
1513 (sh_legitimize_reload_address): New.
1514 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1515 sh_legitimize_reload_address.
1517 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1519 * config/sh/sh.md (*movqi_pop): New insn pattern.
1520 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1522 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1524 * config/i386/i386.md (any_shiftrt): New code iterator.
1525 (shiftrt_insn): New code attribute.
1527 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1528 using any_shiftrt code iterator.
1529 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1530 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1531 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1532 pattern from corresponding peephole2 patterns.
1533 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1534 using any_shiftrt code iterator.
1535 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1536 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1537 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1538 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1539 *{ashr,lshr}<mode>3_cmp_zext.
1540 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1542 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1544 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1546 (*lshr<mode>3_cconly): Ditto.
1548 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1550 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1551 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1552 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1553 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1555 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1556 from corresponding peephole2 patterns.
1557 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1558 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1559 and *lshrdi3_1_rex64 using SWI mode iterator.
1560 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1561 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1562 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1563 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1564 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1565 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1566 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1567 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1568 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1571 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1573 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1574 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1575 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1576 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1578 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1579 from corresponding peephole2 patterns.
1580 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1581 (ashrsi3_cvt): Rename from ashrsi3_31.
1582 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1583 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1584 and x86_64_shift_adj_3 using SWI48 mode iterator.
1585 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1586 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1587 and *ashrdi3_1_rex64 using SWI mode iterator.
1588 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1589 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1590 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1591 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1592 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1593 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1594 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1595 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1596 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1598 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1599 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1600 x86_shift<mode>_adj_3 expanders.
1602 2010-04-10 Wei Guozhi <carrot@google.com>
1605 * config/arm/arm.c (arm_pic_static_addr): New function.
1606 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1608 (arm_output_addr_const_extra): Output expression for new pattern.
1609 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1611 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1613 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1616 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1617 * web.c: Include "insn-config.h" and "recog.h".
1618 (union_match_dups): New function.
1619 (web_main): Call it.
1620 (union_defs): Don't try to recognize match_dups.
1622 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1623 if doing so would replace the entire pattern.
1625 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1629 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1630 and splitter pattern. Change splitter operand 1 predicate to
1633 2010-04-09 Martin Jambor <mjambor@suse.cz>
1635 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1636 lattices are addresses of CONST_DECLs with the same initial value.
1637 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1638 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1640 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1641 Bernd Schmidt <bernds@codesourcery.com>
1643 * loop-invariant.c (replace_uses): New static function.
1644 (move_invariant_reg): Use it to ensure we can replace the uses.
1646 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1648 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1650 (picochip_override_options): Enable section anchors only above -O1.
1651 (picochip_reorg): Fixed a couple of build warnings.
1653 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1655 * configure.ac (plugin -rdynamic test): Log result.
1656 * configure: Regenerate.
1657 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1658 (RDYNAMIC_SPEC): Define.
1659 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1661 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1663 * configure.ac: Determine Sun ld version numbers.
1664 (comdat_group): Restrict GNU ld version checks to gld.
1665 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1666 (enable_comdat): Support --enable-comdat.
1667 * configure: Regenerate.
1668 * doc/install.texi (Configuration): Document --enable-comdat.
1670 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1672 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1673 * config/sol2-gld.h: ... here.
1674 * config.gcc (sparc*-*-solaris2*): Reflect this.
1675 (i[34567]86-*-solaris2*): Use it.
1677 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1679 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1681 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1683 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1686 * diagnostic.c (diagnostic_initialize): Initialize
1687 some_warnings_are_errors.
1688 (diagnostic_finish): New.
1689 (diagnostic_action_after_output): Call it before exiting.
1690 (diagnostic_report_diagnostic): Do not print message here. Set
1691 some_warnings_are_errors.
1692 * diagnostic.h (diagnostic_context): Delete
1693 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1694 (diagnostic_finish): Declare.
1695 * toplev.c (toplev_main): Call it before exit.
1697 2010-04-09 Jason Merrill <jason@redhat.com>
1700 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1701 for incomplete type.
1704 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1705 based on a warning flag.
1707 2010-04-09 Richard Guenther <rguenther@suse.de>
1709 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1711 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1714 * varasm.c (default_assemble_visibility): Wrap vars that are
1715 set, but unused, by targets without GAS.
1716 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1717 Remove set, but unused, vars.
1718 (rs6000_legitimize_tls_address): Likewise.
1719 (altivec_expand_dst_builtin): Likewise.
1720 * config/darwin.c (machopic_classify_symbol): Likewise.
1721 (machopic_indirection_name): Likewise.
1723 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1725 * config/i386/i386.md (DWI): New mode iterator.
1726 (S): New mode attribute.
1727 (shift_operand): Ditto.
1728 (shift_immediate_operand): Ditto.
1729 (ashl_input_operand): Ditto.
1730 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1731 using SDWIM mode iterator.
1732 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1733 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1735 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1736 from corresponding peephole2 patterns.
1737 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1738 and x86_64_shift_adj_1 using SWI48 mode iterator.
1739 (x86_shift<mode>_adj_2): Ditto.
1740 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1741 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1742 using SWI48 mode iterator.
1743 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1744 *ashldi3_cmp_rex64 using SWI mode iterator.
1745 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1746 *ashldi3_cconly_rex64 using SWI mode iterator.
1747 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1748 x86_shift<mode>_adj_{1,2}.
1749 (ix86_split_ashr): Ditto.
1750 (ix86_split_lshr): Ditto.
1752 2010-04-09 Richard Guenther <rguenther@suse.de>
1754 * target.h (builtin_conversion): Pass in input and output types.
1755 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1756 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1757 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1758 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1760 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1762 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1764 2010-04-09 Richard Guenther <rguenther@suse.de>
1767 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1769 2010-04-09 Richard Guenther <rguenther@suse.de>
1771 * tree-vectorizer.h (struct _stmt_vec_info): Document
1772 that vectype is the type of the LHS.
1773 (supportable_widening_operation, supportable_narrowing_operation):
1774 Get both input and output vector types as arguments.
1775 (vect_is_simple_use_1): Declare.
1776 (get_same_sized_vectype): Likewise.
1777 * tree-vect-loop.c (vect_determine_vectorization_factor):
1778 Set STMT_VINFO_VECTYPE to the vector type of the def.
1779 (vectorizable_reduction): Adjust.
1780 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1781 Adjust. Specify the output vector type.
1782 (vect_pattern_recog_1): Adjust.
1783 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1784 (vectorizable_call): Adjust.
1785 (vectorizable_conversion): Likewise.
1786 (vectorizable_operation): Likewise.
1787 (vectorizable_type_demotion): Likewise.
1788 (vectorizable_type_promotion): Likewise.
1789 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1791 (vect_is_simple_use_1): New function.
1792 (supportable_widening_operation): Get both input and output
1794 (supportable_narrowing_operation): Likewise.
1795 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1797 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1799 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1800 __thiscall and _thiscall as predefined macros.
1801 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1802 thiscall attribute handling.
1803 (ix86_comp_type_attributes): Likewise.
1804 (ix86_function_regparm): Likewise.
1805 (ix86_return_pops_args): Likewise.
1806 (init_cumulative_args): Likewise.
1807 (find_drap_reg): Likewise.
1808 (ix86_static_chain): Likewise.
1809 (x86_this_parameter): Likewise.
1810 (x86_output_mi_thunk): Likewise.
1811 (ix86_attribute_table): Add description for thiscall attribute.
1812 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1813 * doc/extend.texi: Add documentation for thiscall.
1815 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1818 * c.opt (Wint-to-pointer-cast): Available in C++.
1819 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1821 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1823 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1824 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1825 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1826 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1827 function type instead. Reorder and simplify checks.
1829 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1831 2010-04-08 Jing Yu <jingyu@google.com>
1832 Zdenek Dvorak <ook@ucw.cz>
1834 PR tree-optimization/42720
1835 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1836 loop unswitch conditions here from ...
1837 (tree_unswitch_single_loop): ... here.
1839 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1841 * tree-if-conv.c: Fix comments and simplify logic.
1843 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1845 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1846 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1847 (main_tree_if_conversion): Update call to tree_if_conversion.
1849 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1852 * doc/invoke.texi (-b,-V): Delete.
1853 * doc/tm.texi: Do not mention -b.
1854 * gcc.c (display_help): Delete -b and -V.
1855 (process_command): Delete -b and -V.
1856 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1858 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1859 Wolfgang Gellerich <gellerich@de.ibm.com>
1861 Implement target hook for loop unrolling
1862 * target.h (loop_unroll_adjust): Add a new target hook function.
1863 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1864 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1865 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1866 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1867 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1869 (decide_unroll_stupid): Likewise.
1871 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1874 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1876 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1878 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1879 (Specific, *-*-solaris2*): Likewise.
1880 Don't prefer Sun as over GNU as.
1882 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1884 * config/s390/s390.c (override_options): Adjust the z10
1885 defaults for max-unroll-times, max-completely-peeled-insns
1886 and max-completely-peel-times.
1888 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1890 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1891 instructions for z10.
1892 (s390_expand_setmem): Likewise.
1893 (s390_expand_cmpmem): Likewise.
1895 2010-04-08 Richard Guenther <rguenther@suse.de>
1897 PR tree-optimization/43679
1898 * tree-ssa-pre.c (eliminate): Only propagate copies.
1900 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1903 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1904 set but not used variable warning.
1906 2010-04-08 Wei Guozhi <carrot@google.com>
1909 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1910 (arm_size_rtx_costs): Call the new function when optimized for size.
1912 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1915 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1916 op0 is not a MEM, just return NULL instead of assertion
1918 (discover_nonconstant_array_refs): Don't walk debug stmts.
1920 2010-04-08 Doug Kwan <dougkwan@google.com>
1922 * configure.ac: Recognize gold and do not use its version number
1923 to test ld features.
1924 * configure: Regenerate.
1926 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1929 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1930 (negate_value): Move code to push elements to broken_up_substracts ...
1931 (eliminate_plus_minus_pair): ... here. Push operands that have no
1932 negative pair to plus_negates.
1933 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1935 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1937 * doc/install.texi (Configuration): Move description of
1938 --enable-lto, --with-libelf*, --enable-gold from Java section to
1941 * doc/generic.texi (Working with declarations)
1942 (Function Properties, C and C++ Trees): Fix typos.
1943 * doc/sourcebuild.texi (Top Level): Likewise.
1945 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1948 * tree.h (DECL_READ_P): Define.
1949 (struct tree_decl_common): Add decl_read_flag.
1950 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1951 a set but not used warning.
1952 (merge_decls): Merge DECL_READ_P flag.
1953 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1954 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1955 * c-common.c (handle_used_attribute, handle_unused_attribute):
1957 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1959 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1961 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1962 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1963 c_parser_binary_expression, c_parser_cast_expression,
1964 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1965 Call default_function_array_read_conversion instead of
1966 default_function_array_conversion where needed.
1967 (c_parser_unary_expression, c_parser_conditional_expression,
1968 c_parser_postfix_expression_after_primary, c_parser_initelt):
1969 Likewise. Call mark_exp_read where needed.
1970 (c_parser_statement_after_labels, c_parser_asm_operands,
1971 c_parser_typeof_specifier, c_parser_sizeof_expression,
1972 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1974 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1976 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1977 (warn_unused_but_set_parameter): Default to warn_unused
1979 * doc/invoke.texi: Document -Wunused-but-set-variable and
1980 -Wunused-but-set-parameter.
1982 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1983 used count variable.
1984 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1985 when operandN variables aren't used in the body of the expander
1987 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1988 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1989 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1990 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1991 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1992 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1993 * tree.c (PROCESS_ARG): Likewise.
1995 2010-04-07 Simon Baldwin <simonb@google.com>
1997 * diagnostic.h (diagnostic_override_option_index): New macro to
1998 set a diagnostic's option_index.
1999 * c-tree.h (c_cpp_error): Add warning reason argument.
2000 * opts.c (_warning_as_error_callback): New.
2001 (register_warning_as_error_callback): Store callback for
2002 warnings enabled via enable_warning_as_error.
2003 (enable_warning_as_error): Call callback, minor code tidy.
2004 * opts.h (register_warning_as_error_callback): Declare.
2005 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2006 response to -Werror=.
2007 (c_common_init_options): Register warning_as_error_callback in opts.c.
2008 * common.opt: Add -Wno-cpp option.
2009 * c-common.c (struct reason_option_codes_t): Map cpp warning
2010 reason codes to gcc option indexes.
2011 * (c_option_controlling_cpp_error): New function, lookup the gcc
2012 option index for a cpp warning reason code.
2013 * (c_cpp_error): Add warning reason argument, call
2014 c_option_controlling_cpp_error for diagnostic_override_option_index.
2015 * doc/invoke.texi: Document -Wno-cpp.
2017 2010-04-07 Richard Guenther <rguenther@suse.de>
2019 * ipa-reference.c (mark_load): Use get_base_address.
2020 (mark_store): Likewise.
2022 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2023 inserting GIMPLE_NOPs into the IL.
2024 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2025 Explicitly strip handled components and indirect references.
2027 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2028 folding address expressions.
2029 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2030 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2031 operand_equal_p to compare decls.
2032 (ptr_deref_may_alias_decl_p): Likewise.
2033 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2034 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2035 Handle reversed comparison ops.
2036 * tree-sra.c (asm_visit_addr): Use get_base_address.
2037 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2038 * ipa-reference.c (mark_address): Use get_base_address.
2040 2010-04-07 Richard Guenther <rguenther@suse.de>
2042 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2043 Propagate constants everywhere.
2045 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2048 * tree.c (MAX_INT_CACHED_PREC): Define.
2049 (nonstandard_integer_type_cache): New array.
2050 (build_nonstandard_integer_type): Cache results for precision
2051 <= MAX_INT_CACHED_PREC.
2053 2010-04-07 Richard Guenther <rguenther@suse.de>
2055 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2056 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2057 * common.opt: Likewise.
2058 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2059 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2060 (nonoverlapping_memrefs_p): Likewise.
2061 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2062 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2063 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2064 OPT_fargument_noalias_global for backward compatibility.
2066 2010-04-07 Richard Guenther <rguenther@suse.de>
2068 PR tree-optimization/43270
2069 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2070 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2071 * tree-ssa-pre.c (phi_translate_1): Adjust.
2072 (fully_constant_expression): Split out vn_reference handling to ...
2073 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2074 Fold reads from constant strings.
2075 (vn_reference_lookup): Handle fully constant references.
2076 (vn_reference_lookup_pieces): Likewise.
2077 * Makefile.in (expmed.o-warn): Add -Wno-error.
2079 2010-04-07 Martin Jambor <mjambor@suse.cz>
2081 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2083 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2086 * gcc.c: Add -static-libstdc++ to list of recognized options.
2088 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2090 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2092 2010-04-07 Richard Guenther <rguenther@suse.de>
2095 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2096 bases build simple mem attributes to retain points-to information.
2098 2010-04-07 Richard Guenther <rguenther@suse.de>
2101 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2102 preserve points-to related information.
2104 2010-04-07 Richard Guenther <rguenther@suse.de>
2107 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2108 discard plain indirect references.
2109 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2110 * tree.c (tree_nop_conversion): Likewise.
2112 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2115 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2117 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2119 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2120 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2122 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2124 * tree-if-conv.c: Fix indentation and comments.
2126 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2128 * tree-if-conv.c: Sort static functions in topological order.
2130 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2132 * tree-if-conv.c: Fix indentation and comments.
2134 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2137 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2138 lang_hooks.types.type_for_size instead of
2139 build_nonstandard_integer_type.
2140 When converting an unsigned type to signed, double its precision.
2141 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2142 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2143 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2146 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2149 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2150 POINTER_PLUS_EXPR for pointer types.
2152 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2155 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2156 * graphite-clast-to-gimple.c: Include langhooks.h.
2157 (max_signed_precision_type): New.
2158 (max_precision_type): Takes two types as arguments.
2159 (precision_for_value): New.
2160 (precision_for_interval): New.
2161 (gcc_type_for_interval): New.
2162 (gcc_type_for_value): New.
2163 (gcc_type_for_clast_term): New.
2164 (gcc_type_for_clast_red): New.
2165 (gcc_type_for_clast_bin): New.
2166 (gcc_type_for_clast_expr): Split up into several functions.
2167 (gcc_type_for_clast_eq): Rewritten.
2168 (compute_bounds_for_level): New.
2169 (compute_type_for_level_1): New.
2170 (compute_type_for_level): New.
2171 (gcc_type_for_cloog_iv): Removed.
2172 (gcc_type_for_iv_of_clast_loop): Rewritten.
2173 (graphite_create_new_loop): Compute the lower and upper bound types
2174 with gcc_type_for_clast_expr.
2175 (graphite_create_new_loop_guard): Same.
2176 (find_cloog_iv_in_expr): Removed.
2177 (compute_cloog_iv_types_1): Removed.
2178 (compute_cloog_iv_types): Removed.
2179 (gloog): Do not call compute_cloog_iv_types.
2180 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2182 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2183 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2184 (GBB_CLOOG_IV_TYPES): Removed.
2186 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2188 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2189 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2190 (detect_commutative_reduction): Same.
2192 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2194 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2195 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2197 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2198 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2199 (rewrite_commutative_reductions_out_of_ssa): Same.
2200 * passes.c (execute_function_todo): Call verify_ssa for every pass
2201 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2202 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2203 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2204 with an extra argument.
2205 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2206 verify_ssa only when the extra argument is true.
2207 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2208 with an extra argument.
2209 (tree_transform_and_unroll_loop): Same.
2211 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2213 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2214 for all the passes of the LNO having LOOP_CLOSED_SSA.
2215 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2216 * tree-loop-distribution.c (pass_loop_distribution): Same.
2217 * tree-pass.h (TODO_verify_loops): Removed.
2218 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2220 (pass_tree_unswitch): Same.
2221 (pass_predcom): Same.
2222 (pass_vectorize): Same.
2223 (pass_linear_transform): Same.
2224 (pass_graphite_transforms): Same.
2225 (pass_iv_canon): Same.
2226 (pass_complete_unroll): Same.
2227 (pass_complete_unrolli): Same.
2228 (pass_parallelize_loops): Same.
2229 (pass_loop_prefetch): Same.
2230 (pass_iv_optimize): Same.
2232 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2235 * passes.c (init_optimization_passes): Move pass_lim before
2236 pass_copy_prop and pass_dce_loop.
2238 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2241 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2242 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2243 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2244 MULTI_* defines for 4 argument vpermil2p* builtins.
2246 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2248 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2249 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2250 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2251 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2252 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2253 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2254 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2255 Use x86_maybe_negate_const_int to output insn mnemonic.
2256 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2257 check from instruction predicate. Update comments.
2258 * config/i386/sync.md (sync_add<mode>): Use
2259 x86_maybe_negate_const_int to output insn mnemonic.
2261 2010-04-06 Jan Hubicka <jh@suse.cz>
2263 PR tree-optimization/42906
2264 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2265 IGNORE_SELF argument. Set visited_control_parents for fully
2267 (find_obviously_necessary_stmts): Update call of
2268 mark_control_dependent_edges_necessary.
2269 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2271 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2273 * config/i386/i386.md: Remove comment about 'e' and 'E'
2276 2010-04-06 Richard Guenther <rguenther@suse.de>
2278 PR tree-optimization/43627
2279 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2280 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2283 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2285 * BASE-VER: Change to 4.6.0.
2288 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2291 2010-04-06 Richard Guenther <rguenther@suse.de>
2294 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2296 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2298 * doc/invoke.texi (Optimize Options): Document that LTO
2299 won't remove object access purely due to incompatible
2302 2010-04-04 Matthias Klose <doko@ubuntu.com>
2304 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2305 Initialize variable.
2307 2010-04-03 Richard Guenther <rguenther@suse.de>
2310 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2311 require a non-NULL MEM_OFFSET.
2313 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2315 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2316 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2317 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2318 config/alpha/predicates.md, config/arm/arm.md,
2319 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2320 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2321 config/darwin9.h, config/darwin.c, config/darwin.h,
2322 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2323 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2324 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2325 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2326 config/mips/mips.md, config/mn10300/mn10300.c,
2327 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2328 config/rs6000/aix.h, config/rs6000/dfp.md,
2329 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2330 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2331 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2332 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2333 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2334 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2335 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2336 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2337 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2338 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2339 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2340 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2341 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2342 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2343 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2344 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2345 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2346 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2347 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2348 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2349 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2350 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2351 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2352 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2353 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2354 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2355 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2356 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2357 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2358 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2359 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2360 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2361 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2362 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2363 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2364 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2366 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2369 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2370 * aclocal.m4: Regenerate.
2372 2010-04-02 Richard Guenther <rguenther@suse.de>
2374 PR tree-optimization/43629
2375 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2376 if we have seen a constant value.
2378 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2380 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2382 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2385 * arm.c (legitimize_tls_address): Adjust call to
2386 gen_tls_load_dot_plus_four.
2387 (arm_note_pic_base): New function.
2388 (arm_cannot_copy_insn_p): Use it.
2389 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2392 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2397 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2399 * Makefile.in ($(out_object_file)): Depend on
2400 gt-$(basename $(notdir $(out_file))).h.
2402 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2404 * config.gcc (lm32-*-rtems*): Add t-lm32.
2406 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2408 * config.gcc: Add lm32-*-rtems*.
2409 * config/lm32/rtems.h: New file.
2411 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2414 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2416 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2418 * dwarf2out.c (output_compilation_unit_header): For
2419 -gdwarf-4 use version 4 instead of version 3.
2420 (output_line_info): For version 4 and above emit additional
2421 maximum ops per insn header field.
2422 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2424 * dwarf2out.c (is_c_family, is_java): Remove.
2425 (lower_bound_default): New function.
2426 (add_bound_info, gen_descr_array_type_die): Use it.
2428 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2431 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2432 re-declaration when it happens in a function.
2434 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2436 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2437 (cgraph_remove_function_insertion_hook): Same.
2438 (cgraph_call_function_insertion_hooks): Same.
2440 2010-04-01 Richard Guenther <rguenther@suse.de>
2443 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2444 and TREE_THIS_VOLATILE.
2445 (copy_ref_info): Likewise.
2446 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2447 * tree.c (build6_stat): Ignore side-effects of all but arg5
2448 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2451 2010-04-01 Richard Guenther <rguenther@suse.de>
2453 PR tree-optimization/43607
2454 * ipa-type-escape.c (check_call): Do not access non-existing
2457 2010-04-01 Richard Guenther <rguenther@suse.de>
2461 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2462 Jack Howarth <howarth@bromo.med.uc.edu>
2464 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2467 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2469 * doc/install.texi (Prerequisites): Document libelf usability on
2470 IRIX 5/6 and Solaris 2.
2471 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2472 Update GNU as, GNU ld requirements.
2473 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2474 Document Sun Studio compiler download.
2475 Update and simplify as, ld recommendations.
2476 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2478 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2480 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2481 with_tune_32 to pentium4.
2483 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2485 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2487 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2489 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2490 obsoletion, removal.
2492 Document GNU as requirement.
2493 Update configure requirements.
2494 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2495 Recomment IRIX 6.5.18+.
2496 Document IDF/IDL requirement.
2497 Document GNU as requirement.
2498 Document GNU ld bootstrap failure.
2499 Remove freeware.sgi.com reference.
2501 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2503 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2504 UNIX V4.0, V5.0 obsoletion, removal.
2505 Remove --with-gc=simple reference.
2506 Update VM requirements during bootstrap.
2507 Remove -oldas bootstrap description.
2508 Update binutils reference.
2509 Remove comparison failure note.
2511 2010-03-31 Richard Guenther <rguenther@suse.de>
2512 Zdenek Dvorak <ook@ucw.cz>
2513 Sebastian Pop <sebastian.pop@amd.com>
2516 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2517 with multiple arguments.
2518 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2520 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2522 * graphite-dependences.c (print_pddr): Call print_pdr with an
2524 * graphite-poly.c (debug_pdr): Add an extra argument for the
2527 (print_pbb_domain): Same.
2529 (print_scop_context): Same.
2531 (print_cloog): Same.
2532 (debug_pbb_domain): Same.
2536 (debug_scop_context): Same.
2538 (debug_cloog): Same.
2539 (print_scop_params): Same.
2540 (debug_scop_params): Same.
2541 (print_iteration_domain): Same.
2542 (print_iteration_domains): Same.
2543 (debug_iteration_domain): Same.
2544 (debug_iteration_domains): Same.
2545 (print_scattering_function): Same.
2546 (print_scattering_functions): Same.
2547 (debug_scattering_function): Same.
2548 (debug_scattering_functions): Same.
2549 * graphite-poly.h (debug_pdr): Update declaration.
2551 (print_pbb_domain): Same.
2553 (print_scop_context): Same.
2555 (print_cloog): Same.
2556 (debug_pbb_domain): Same.
2560 (debug_scop_context): Same.
2562 (debug_cloog): Same.
2563 (print_scop_params): Same.
2564 (debug_scop_params): Same.
2565 (print_iteration_domain): Same.
2566 (print_iteration_domains): Same.
2567 (debug_iteration_domain): Same.
2568 (debug_iteration_domains): Same.
2569 (print_scattering_function): Same.
2570 (print_scattering_functions): Same.
2571 (debug_scattering_function): Same.
2572 (debug_scattering_functions): Same.
2574 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2576 * graphite-poly.c (print_scattering_function_1): New.
2577 (print_scattering_function): Call it.
2578 (print_scop_params): Remove spaces at the end of lines.
2581 * graphite-poly.h (print_cloog): Declared.
2582 (debug_cloog): Declared.
2584 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2586 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2588 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2589 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2590 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2591 to switch between adding the IV bump in loop->latch or in loop->header.
2593 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2595 * graphite-poly.c (print_scattering_function): Pretty print following
2598 (print_pbb_domain): Same.
2599 (dump_gbb_cases): Same.
2600 (dump_gbb_conditions): Same.
2603 (print_scop_params): Same.
2604 (print_scop_context): Same.
2606 (print_pbb_body): New.
2607 (lst_indent_to): New.
2608 (print_lst): Start new lines with a #.
2609 * graphite-poly.h (pbb_bb): New.
2610 (pbb_index): Use pbb_bb.
2611 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2613 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2615 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2617 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2618 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2619 and 0 instead of 1 for dw_val_class_flag.
2620 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2621 dw_val_class_range_list, dw_val_class_loc_list,
2622 dw_val_class_lineptr and dw_val_class_macptr, use
2623 DW_FORM_flag_present for dw_val_class_flag and
2624 DW_FORM_exprloc for dw_val_class_loc.
2625 (output_die): For -gdwarf-4 print dw_val_class_loc
2626 size as uleb128 instead of 1 or 2 bytes and don't print
2627 anything for dw_val_class_flag.
2629 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2630 instead of cselib_lookup following by tweaking locs->setting_insn.
2633 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2634 even before returning from label, setjmp call or volatile asm
2637 2010-03-31 Richard Guenther <rguenther@suse.de>
2640 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2641 temporary data on stack.
2643 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2645 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2646 (PUSHSECTION_ASM_OP): Remove.
2647 (POPSECTION_ASM_OP): Remove.
2648 (PUSHSECTION_FORMAT): Remove.
2649 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2650 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2651 * config/sol2.c (solaris_output_init_fini): Use it.
2653 2010-03-31 Jie Zhang <jie@codesourcery.com>
2656 * opt-functions.awk (var_type_struct): Use signed char type
2657 for simple variables.
2659 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2661 * config/sol2.c: Include output.h.
2662 (solaris_assemble_visibility): New function.
2663 * config/t-sol2 (sol2.o): Add output.h dependency.
2664 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2665 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2668 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2671 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2672 V2SImode or XFmode on PRE_DEC.
2675 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2678 2010-03-31 Jie Zhang <jie@codesourcery.com>
2681 * reload.h (caller_save_initialized_p): Declare.
2682 * toplev.c (backend_init_target): Don't call
2683 init_caller_save but set caller_save_initialized_p to false.
2684 * caller-save.c (caller_save_initialized_p): Define.
2685 (init_caller_save): Check caller_save_initialized_p.
2686 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2688 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2691 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2692 and soft-fp/t-softfp to tmake_file.
2693 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2694 (LIBGCC2_TF_CEXT): Define.
2697 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2700 * cselib.c (n_useless_values): Document handling of debug locs.
2701 (n_useless_debug_values, n_debug_values): New variables.
2702 (new_elt_loc_list): Don't add to debug values, keep count.
2703 (promote_debug_loc): New.
2704 (cselib_reset_table): Zero new variables.
2705 (entry_and_rtx_equal_p): Promote debug locs.
2706 (discard_useless_locs): Increment n_useless_debug_values for
2708 (remove_useless_values): Adjust n_useless_values and n_debug_values
2709 with n_useless_debug_values.
2710 (add_mem_for_addr): Promote debug locs.
2711 (cselib_lookup_mem): Likewise.
2712 (cselib_lookup_addr): Renamed to...
2713 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2714 (cselib_log_lookup): ... this. Turn into...
2715 (cselib_lookup_addr): ... new wrapper.
2716 (cselib_lookup_from_insn): New.
2717 (cselib_invalidate_regno): Increment n_useless_debug_values for
2719 (cselib_invalidate_mem): Likewise.
2720 (cselib_process_insn): Take n_deleted and n_debug_values into
2721 account to guard remove_useless_value call.
2722 (cselib_finish): Zero n_useless_debug_values.
2723 * cselib.h (cselib_lookup_from_insn): Declare.
2724 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2725 (sched_analyze_2): Likewise.
2727 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2729 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2731 (adjust_mems): Replace narrowing SUBREG of expression containing
2732 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2733 with operations in the narrower mode.
2736 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2737 regs_invalidated_by_call instead all call_used_reg_set registers.
2739 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2742 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2743 pointer comparisons with types_compatible_p.
2744 * tree-vect-stmts.c (vectorizable_call): Same.
2745 (vectorizable_condition): Same.
2747 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2749 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2750 stack check if the mask would be zero.
2752 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2753 Jack Howarth <howarth@bromo.med.uc.edu>
2755 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2758 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2761 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2763 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2764 Include ___unordxf2 and ___unordtf2.
2765 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2768 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2770 * config/lm32/t-lm32: New file.
2771 * config.gcc: Use the above file when targetting lm32.
2773 2010-03-28 Duncan Sands <baldrick@free.fr>
2775 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2777 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2780 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2781 Improve vectorization cost model diagnostic.
2783 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2786 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2787 compute_data_dependences_for_loop returns false, early exit
2788 and output an extra diagnostic for the failed data reference
2791 2010-03-29 Richard Guenther <rguenther@suse.de>
2793 PR tree-optimization/43560
2794 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2795 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2797 2010-03-29 Jie Zhang <jie@codesourcery.com>
2800 * toplev.c (process_options): Set optimization_default_node
2801 and optimization_current_node.
2802 * opts.c (decode_options): Don't set optimization_default_node
2803 and optimization_current_node.
2805 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2807 * config/rtems.h: Abandon -qrtems_debug.
2809 2010-03-28 Jan Hubicka <jh@suse.cz>
2811 PR tree-optimization/43505
2812 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2813 map should not be copied.
2815 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2818 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2819 cdtors, set DECL_PRESERVE_P.
2820 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2823 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2825 PR tree-optimization/43528
2826 * stor-layout.c (place_field): Check that constant fits into
2827 unsigned HWI when skipping calculation of MS bitfield layout.
2829 2010-03-27 Jan Hubicka <jh@suse.cz>
2832 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2833 notice_global_symbol work.
2835 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2837 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2838 instead of dwarf2out_decl.
2839 (struct var_loc_node): Remove section_label field.
2840 (dwarf2out_function_decl): New function.
2841 (dwarf2out_var_location): Don't set section_label field.
2842 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2844 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2846 PR tree-optimization/43544
2847 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2848 First argument for builtin vectorized function hook is now a
2849 tree to be able to distinguish between machine specific and
2851 * targhooks.c (default_builtin_vectorized_function): Ditto.
2852 * targhooks.h (default_builtin_vectorized_function): Ditto.
2853 * target.h (struct gcc_target): Ditto.
2854 * tree-vect-stmts.c (vectorizable_function): Ditto.
2855 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2856 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2859 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2862 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2863 nested binding iff it is a FUNCTION_DECL.
2864 (store_parm_decls_newstyle): Pass nested=true to bind for
2865 FUNCTION_DECLs amongst parameters.
2867 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2869 * var-tracking.c (vt_expand_loc_callback): Don't run
2870 cselib_expand_value_rtx_cb in dummy mode if
2871 cselib_dummy_expand_value_rtx_cb returned false.
2873 * var-tracking.c (emit_note_insn_var_location): For one part
2874 notes with offset 0, don't add EXPR_LIST around the location.
2875 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2876 add_location_or_const_value_attribute): Adjust for that change.
2879 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2880 into first operand and location into second.
2881 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2882 dw_cfi_oprnd_loc for DW_CFA_expression.
2883 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2884 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2885 assume first argument is regnum and second argument is location.
2887 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2890 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2891 of scratch register to DImode. Split to DImode comparison operator.
2892 Use SImode subreg of scratch register in the multiplication.
2893 (*cmp_sadd_sidi): Ditto.
2894 (*cmp_ssub_si): Ditto.
2895 (*cmp_ssub_sidi): Ditto.
2897 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2900 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2901 Remove invalid assert and wrong comment.
2903 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2906 * flags.h (final_insns_dump_p): New extern.
2907 * final.c (final_insns_dump_p): New variable.
2908 (rest_of_clean_state): Set it before -fdump-final-insns=
2909 dumping, clear afterwards.
2910 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2911 MEM_ALIAS_SET on MEMs.
2913 2010-03-26 David S. Miller <davem@davemloft.net>
2915 * configure.ac: Fix sparc GOTDATA_OP bug check.
2916 * configure: Rebuild.
2918 2010-03-26 Alan Modra <amodra@gmail.com>
2920 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2922 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2924 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2925 TLS_SECTION_ASM_FLAG.
2927 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2930 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2931 Clear first_function_block_is_cold.
2934 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2935 argument if the argument is truth_value_p.
2937 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2939 * config/rs6000/constraints.md: Update copyright year for my changes.
2942 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2943 used in reg+reg addressing, swap registers.
2945 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2948 * target.h (struct gcc_target): Add code_end hook.
2949 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2951 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2952 * toplev.c (compile_file): Call targetm.asm_out.code_end
2953 hook before unwind info/debug info output.
2954 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2955 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2956 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2957 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2958 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2959 * config/i386/i386.c (ix86_file_end): Renamed to...
2960 (ix86_code_end): ... this. Make static. Don't call
2961 file_end_indicate_exec_stack. Emit unwind info using
2962 final_start_function/final_end_function.
2963 (darwin_x86_file_end): Remove.
2964 (TARGET_ASM_CODE_END): Define.
2965 * config/i386/i386.h (TARGET_ASM_FILE_END,
2966 NEED_INDICATE_EXEC_STACK): Don't define.
2967 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2968 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2969 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2970 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2973 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2974 at the beginning and final_end_function at the end.
2975 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2977 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2979 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2980 and Sun as TLS syntax.
2981 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2982 * configure: Regenerate.
2983 * config.in: Regenerate.
2984 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2985 (default_elf_asm_named_section): Use it.
2986 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2987 (i386_output_dwarf_dtprel): Likewise.
2988 (output_addr_const_extra): Likewise.
2989 (output_pic_addr_const): Lowercase @GOTTPOFF.
2990 (output_addr_const_extra): Likewise.
2991 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2992 (output_addr_const_extra): Likewise.
2993 (output_pic_addr_const): Lowercase @INDNTPOFF.
2994 (output_addr_const_extra): Likewise.
2995 (output_pic_addr_const): Lowercase @NTPOFF.
2996 (output_addr_const_extra): Likewise.
2997 (output_pic_addr_const): Lowercase @TPOFF.
2998 (output_addr_const_extra): Likewise.
2999 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3000 (*tls_global_dynamic_64): Likewise.
3001 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3002 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3004 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3005 (ASM_OUTPUT_TLS_COMMON): Use it.
3006 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3009 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3010 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3011 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3012 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3013 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3014 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3016 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3018 * config/i386/i386.c (override_options): Don't accept
3019 -mtls-dialect=sun any longer.
3020 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3021 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3022 (*tls_local_dynamic_base_32_sun): Likewise.
3023 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3025 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3028 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3029 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3032 * ira.c (adjust_cleared_regs): New function.
3033 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3037 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3039 * expr.c (expand_expr_real): Restore previous
3040 curr_insn_source_location and curr_insn_block after
3041 expand_expr_real_1 call.
3042 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3043 instead of expand_expr_real_1.
3045 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3047 PR rtl-optimization/43413
3048 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3051 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3054 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3055 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3057 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3059 * config/i386/i386.c (ix86_target_string): Add -mfma.
3060 Fix a typo in comment.
3062 2010-03-22 Mike Stump <mikestump@comcast.net>
3065 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3066 Don't overly align based upon packed packed fields.
3068 2010-03-22 Jason Merrill <jason@redhat.com>
3070 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3071 Use () rather than [], and move before the element type.
3073 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3075 * doc/configfiles.texi (Configuration Files): Removed
3076 fixinc/Makefile*, intl/Makefile.*.
3077 * doc/makefile.texi: Fixed markup. Abstract from version
3078 control system used.
3079 (Makefile): Removed obsolete gcc/java/parse.y example.
3080 * doc/sourcebuild.texi: Likewise.
3081 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3082 libgomp, libssp. Removed fastjar.
3083 (Miscellaneous Docs): Clarify location.
3084 Added COPYING3, COPYING3.LIB.
3085 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3087 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3090 * config/i386/i386.c (x86_function_profiler)
3091 [!NO_PROFILE_COUNTERS]: Fix typo.
3092 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3095 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3096 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3098 * doc/sourcebuild.texi (Test Directives): Split into six
3099 subsections, with most of the current text in new subsections
3100 Directives, Selectors, and Final Actions.
3101 (Directives): Split list of test directives into multiple
3103 (Selectors): Describe use and syntax of selectors.
3104 (Effective-Target Keywords): Describe all existing keywords.
3105 (Add Options): Describe features for dg-add-options.
3106 (Require Support): Describe variants of dg-require-support.
3107 (Final Actions): Describe commands to use in dg-final.
3109 2010-03-22 Michael Matz <matz@suse.de>
3112 * recog.c (validate_replace_rtx_group): Replace also in
3113 REG_EQUAL and REG_EQUIV notes.
3115 2010-03-22 Richard Guenther <rguenther@suse.de>
3117 PR tree-optimization/43390
3118 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3119 sure vector extracts are type correct.
3121 2010-03-22 Richard Guenther <rguenther@suse.de>
3124 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3125 x * sqrt (x) even when optimizing for size if the target
3126 has native support for sqrt.
3128 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3130 * varasm.c (make_decl_rtl_for_debug): Also clear
3131 flag_mudflap for the duration of make_decl_rtl call.
3134 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3135 locs from preserved VALUEs.
3137 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3140 * pa.md (movmemsi): Set align to one if zero.
3141 (movmemdi): Likewise.
3143 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3146 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3147 with their corresponding prologue pushes.
3149 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3152 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3153 at the begining or end.
3154 (spu_expand_epilogue): Likewise.
3156 2010-03-20 Richard Guenther <rguenther@suse.de>
3158 PR rtl-optimization/43438
3159 * combine.c (make_extraction): Properly zero-/sign-extend an
3160 extraction of the low part of a CONST_INT. Also handle
3163 2010-03-19 Mike Stump <mikestump@comcast.net>
3165 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3166 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3167 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3169 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3172 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3175 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3177 PR rtl-optimization/42258
3178 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3179 use that may match DEF.
3182 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3183 the cost of loading the constant rather than assuming
3185 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3186 outer code is AND, do the same tests as the andsi3 expander and
3187 return COSTS_N_INSNS (1) if and is cheap.
3189 * optabs.c (avoid_expensive_constant): Fix formatting.
3191 2010-03-19 Michael Matz <matz@suse.de>
3194 * attribs.c (decl_attributes): When rebuilding a function pointer
3195 type use the same qualifiers as the original pointer type.
3197 2010-03-19 Martin Jambor <mjambor@suse.cz>
3199 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3200 and is_gimple_ip_invariant_address.
3202 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3205 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3207 * config/arm/arm.c (arm_override_options): Turn off
3208 flag_dwarf2_cfi_asm for AAPCS variants.
3210 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3213 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3214 Use PRE_MODIFY instead of PRE_DEC.
3215 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3216 (vfp_emit_fstmd): Likewise.
3218 2010-03-19 Michael Matz <matz@suse.de>
3221 * builtins.c (expand_builtin_interclass_mathfn,
3222 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3225 2010-03-19 Richard Guenther <rguenther@suse.de>
3227 PR tree-optimization/43415
3228 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3229 (phi_translate_1): ... this.
3230 (phi_translate): Move all caching here. Cache all NARY
3231 and REFERENCE translations.
3233 2010-03-19 David S. Miller <davem@davemloft.net>
3235 With help from Eric Botcazou.
3236 * config/sparc/sparc.c: Include dwarf2out.h.
3237 (emit_pic_helper): Delete.
3238 (pic_helper_symbol_name): Delete.
3239 (pic_helper_emitted_p): Delete.
3240 (pic_helper_needed): New.
3241 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3242 (get_pc_thunk_name): New.
3243 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3244 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3245 Set pic_helper_needed to true. Don't call emit_pic_helper.
3246 (sparc_expand_prologue): Update load_pic_register call.
3247 (sparc_output_mi_thunk): Likewise.
3248 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3249 thunk if possible. Output CFI information as needed.
3251 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3252 Jack Howarth <howarth@bromo.med.uc.edu>
3255 * config/i386/i386.h: Fix ABI on darwin x86-32.
3257 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3259 * tree.h: Declare make_decl_rtl_for_debug.
3260 * varasm.c (make_decl_rtl_for_debug): New.
3261 * dwarf2out.c (rtl_for_decl_location): Call it.
3262 * cfgexpand.c (expand_debug_expr): Call it.
3264 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3267 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3271 * var-tracking.c (vt_init_cfa_base): Do nothing if
3272 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3274 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3277 * var-tracking.c (canonicalize_vars_star): New.
3278 (dataflow_post_merge_adjust): Use it.
3280 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3283 * var-tracking.c (non_suitable_const): New function.
3284 (add_uses): For DEBUG_INSNs with constants, don't record any
3285 value, instead just the constant value itself.
3286 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3287 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3288 (emit_notes_in_bb): Likewise.
3289 (emit_note_insn_var_location): For onepart variables if
3290 cur_loc is a VOIDmode constant, use DECL_MODE.
3292 2010-03-18 Martin Jambor <mjambor@suse.cz>
3295 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3296 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3297 all non-clones. Moved call redirection...
3298 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3299 (cgraph_materialize_all_clones): Dispose of all
3300 combined_args_to_skip bitmaps.
3301 (verify_cgraph_node): Do not check for edges pointing to wrong
3302 nodes in inline clones.
3303 * tree-inline.c (copy_bb): Call
3304 cgraph_redirect_edge_call_stmt_to_callee.
3305 * ipa.c (cgraph_remove_unreachable_nodes): Call
3306 cgraph_node_remove_callees even when there are used clones.
3308 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3310 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3312 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3315 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3318 2010-03-18 Michael Matz <matz@suse.de>
3321 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3322 into sqrt(x) if we need to preserve signed zeros.
3324 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3325 Eric Botcazou <ebotcazou@adacore.com>
3327 PR rtl-optimization/43360
3328 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3329 note if we don't know its invariant status.
3331 2010-03-18 Michael Matz <matz@suse.de>
3333 PR tree-optimization/43402
3334 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3335 PHI chains of ssa names registered for update.
3337 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3340 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3341 non-offsettable and pre_modify update addressing.
3342 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3343 and "2" alternatives "#".
3344 (*movdd_softfloat32): Make all alternatives "#";
3345 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3346 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3347 (*movdf_softfloat32): Make all alternatives "#";
3348 (movdi): Use the new DIFD mode iterator to create a common splitter
3349 for movdi, movdf and movdd patterns.
3351 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3353 * common.opt (dumpdir): Remove redundant tab.
3355 2010-03-17 Martin Jambor <mjambor@suse.cz>
3357 PR tree-optimization/43347
3358 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3359 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3361 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3363 PR rtl-optimization/42216
3364 * regrename.c (create_new_chain): New function, broken out from...
3365 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3366 appending a use to an empty chain.
3367 (build_def_use): Remove previous changes that convert OP_INOUT to
3368 OP_OUT operands; instead detect the case where an OP_INOUT operand
3369 uses a previously untracked register and create an empty chain for it.
3371 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3373 * doc/extend.texi (Function Attributes): Rewrite unfinished
3374 sentence in ms_abi documentation.
3376 2010-03-17 Alan Modra <amodra@gmail.com>
3378 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3379 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3380 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3381 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3383 2010-03-16 Richard Henderson <rth@redhat.com>
3386 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3387 (lower_try_finally): Save and restore eh_seq around the expansion
3390 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3392 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3393 statements before splitting block.
3395 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3397 * doc/sourcebuild.texi (Testsuites): Fix markup.
3398 Use pathnames relative to gcc/testsuite.
3399 (Test Directives): Move description of how timeout is determined.
3400 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3401 (C Tests): Correct gcc.misc-tests directory.
3402 Framework tests now live in gcc.test-framework.
3404 2010-03-16 Richard Guenther <rguenther@suse.de>
3407 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3408 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3410 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3411 Alexandre Oliva <aoliva@redhat.com>
3413 PR tree-optimization/42917
3414 * lambda-code.c (remove_iv): Skip debug statements.
3415 (lambda_loopnest_to_gcc_loopnest): Likewise.
3416 (not_interesting_stmt): Debug statements are not interesting.
3418 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3422 * cselib.c (cselib_preserve_constants,
3423 cfa_base_preserved_val): New static variables.
3424 (preserve_only_constants): New function.
3425 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3426 clear its REG_VALUES. If cselib_preserve_constants, don't
3427 empty the whole hash table, but preserve there VALUEs with constants,
3428 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3429 (cselib_preserve_cfa_base_value): New function.
3430 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3431 (cselib_init): Change argument to int bitfield. Set
3432 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3434 (cselib_finish): Clear cselib_preserve_constants and
3435 cfa_base_preserved_val.
3436 * cselib.h (enum cselib_record_what): New enum.
3437 (cselib_init): Change argument to int.
3438 (cselib_preserve_cfa_base_value): New prototype.
3439 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3440 * dse.c (dse_step1): Likewise.
3441 * cfgcleanup.c (thread_jump): Likewise.
3442 * sched-deps.c (sched_analyze): Likewise.
3443 * gcse.c (local_cprop_pass): Likewise.
3444 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3445 If FN is non-NULL, call the callback always and whenever it returns
3446 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3447 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3448 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3449 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3450 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3451 * var-tracking.c: Include recog.h.
3452 (bb_stack_adjust_offset): Remove.
3453 (vt_stack_adjustments): Don't call it, instead just gather the
3454 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3455 (adjust_stack_reference): Remove.
3456 (compute_cfa_pointer): New function.
3457 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3458 (struct adjust_mem_data): New type.
3459 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3461 (get_address_mode): New function.
3462 (replace_expr_with_values): Use it.
3463 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3464 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3465 (adjust_sets): Remove.
3466 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3467 Use get_address_mode.
3468 (get_adjusted_src): Remove.
3469 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3470 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3471 (add_with_sets): Don't call adjust_sets.
3472 (fp_setter, vt_init_cfa_base): New functions.
3473 (vt_initialize): Change return type to bool. Move most of pool etc.
3474 initialization to the beginning of the function from end. Pass
3475 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3476 If !frame_pointer_needed, call vt_stack_adjustment before mos
3477 vector is filled, call vt_init_cfa_base if argp/framep has been
3478 eliminated to sp. If frame_pointer_needed and argp/framep has
3479 been eliminated to hard frame pointer, set
3480 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3481 encountering fp setter in the prologue. For MO_ADJUST, call
3482 log_op_type before pusing the op into mos vector, not afterwards.
3483 Call adjust_insn before cselib_process_insn/add_with_sets,
3484 call cancel_changes (0) afterwards.
3485 (variable_tracking_main_1): Adjust for vt_initialize calling
3486 vt_stack_adjustments and returning whether it succeeded or not.
3488 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3490 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3493 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3495 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3497 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3498 drap_reg has not been set.
3500 2010-03-15 Michael Matz <matz@suse.de>
3503 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3504 use it to expand block copies.
3505 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3506 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3507 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3509 2010-03-15 Richard Guenther <rguenther@suse.de>
3511 PR tree-optimization/43367
3512 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3515 2010-03-15 Richard Guenther <rguenther@suse.de>
3517 PR tree-optimization/43317
3518 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3520 2010-03-15 Martin Jambor <mjambor@suse.cz>
3522 PR tree-optimization/43141
3523 * tree-sra.c (create_abstract_origin): New function.
3524 (modify_function): Call create_abstract_origin.
3526 2010-03-15 Chris Demetriou <cgd@google.com>
3528 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3531 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3534 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3535 call insert_out_of_ssa_copy for default definitions.
3537 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3539 * graphite-clast-to-gimple.c (my_long_long): Defined.
3540 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3541 * graphite-sese-to-poly.c (my_long_long): Defined.
3542 (scop_ivs_can_be_represented): Use it.
3544 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3546 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3547 graphite-max-bbs-per-function, and loop-block-tile-size.
3548 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3550 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3552 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3554 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3555 forward declaration.
3556 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3557 (add_upper_bounds_from_estimated_nit): New.
3558 (build_loop_iteration_domains): Use it.
3560 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3562 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3564 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3567 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3568 should be an INTEGER_CST. Also handle CASE_CONVERT.
3570 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3572 * graphite.c (graphite_initialize): To bound the number of bbs per
3573 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3574 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3575 * doc/invoke.texi: Document it.
3577 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3579 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3580 * graphite-sese-to-poly.h (build_poly_scop): Same.
3582 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3584 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3585 the number of parameters in the scop. Use as an upper bound
3586 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3587 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3588 * doc/invoke.texi: Document it.
3590 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3592 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3593 * doc/c-tree.texi: Remove.
3594 * doc/generic.texi: Merge c-tree.texi here.
3595 * doc/gccint.texi (Trees): Remove menu entry.
3596 (c-tree.texi): Remove @include.
3597 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3598 * doc/languages.texi (Reading RTL): Ditto.
3600 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3603 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3605 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3608 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3609 code added to work around reload clobbering CONST insns.
3611 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3613 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3614 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3615 (cselib_preserve_only_values): Remove retain argument, don't
3616 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3617 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3618 * var-tracking.c (micro_operation): Move insn field before union.
3619 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3620 (struct variable_tracking_info_def): Remove n_mos field, change
3621 mos into a vector of micro_operations.
3622 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3623 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3624 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3625 changing into a vector.
3626 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3627 come before all other uops generated by add_stores.
3628 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3630 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3631 a vector. Run just one pass over the bbs instead of separate counting
3632 and computation phase.
3633 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3636 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3637 into *nonlocalized_list vector.
3638 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3639 even if origin is non-NULL.
3640 (gen_variable_die): Likewise.
3641 (process_scope_var): Don't change origin.
3642 (gen_decl_die): Likewise.
3643 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3644 before adding new edges instead of after it, fix moving over
3647 2010-03-11 David S. Miller <davem@davemloft.net>
3649 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3651 * configure: Rebuild.
3653 2010-03-11 Martin Jambor <mjambor@suse.cz>
3655 PR tree-optimization/43257
3656 * tree.c (assign_assembler_name_if_neeeded): New function.
3657 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3659 * tree.h (assign_assembler_name_if_neeeded): Declare.
3660 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3661 the function if needed.
3663 2010-03-11 Chris Demetriou <cgd@google.com>
3665 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3666 include/stdint-gcc.h, and include/stdint.h world-readable.
3668 2010-03-11 Richard Guenther <rguenther@suse.de>
3670 PR tree-optimization/43255
3671 * tree-vrp.c (process_assert_insertions_for): Do not insert
3672 asserts for trivial conditions.
3674 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3676 PR tree-optimization/43280
3677 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3678 generation. Move calculation of size out of the if branch.
3679 (find_bswap): Modify compare number generation.
3681 2010-03-11 Richard Guenther <rguenther@suse.de>
3684 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3685 (input_gimple_stmt): Fixup handled component types during
3686 operand read. Also fix up decls in ADDR_EXPRs.
3688 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3690 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3691 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3693 2010-03-10 Jan Hubicka <jh@suse.cz>
3696 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3697 * varasm.c (get_variable_section): Don't do that here...
3698 (make_decl_rtl): ... and here.
3699 (do_assemble_alias): Produce decl RTL.
3700 (assemble_alias): Likewise.
3702 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3705 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3706 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3708 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3709 (based_loc_descr): Only express drap or vdrap regno based expressions
3710 using DW_OP_fbreg when not optimizing.
3711 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3712 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3713 REG_CFA_SET_VDRAP note.
3715 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3717 PR tree-optimization/43236
3718 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3719 error in calculation of base address in reverse iteration case.
3720 (generate_builtin): Take number of latch executions if the statement
3723 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3726 * tree-eh.c: Include pointer-set.h.
3727 (lower_eh_dispatch): Filter out duplicate case labels and
3728 remove the unneeded edge when the label is unused. Return
3729 true when some edges are removed.
3730 (execute_lower_eh_dispatch): When any lowering resulted in
3731 removing an edge, also delete unreachable blocks.
3733 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3736 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3737 UNSPEC_MACHOPIC_OFFSET.
3739 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3742 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3743 (m68k_delegitimize_address): New function.
3745 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3748 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3751 * var-tracking.c (adjust_sets): New function.
3752 (count_with_sets, add_with_sets): Use it.
3753 (get_adjusted_src): New inline function.
3754 (add_stores): Use it.
3757 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3758 call cselib_dummy_expand_value_rtx_cb instead of
3759 cselib_expand_value_rtx_cb.
3762 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3763 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3764 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3765 and .cfi_endproc around the pic thunks.
3766 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3767 all queued unwind info register saves are saved before the call.
3768 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3769 considered as sp-=4 for unwind info and the pop as sp+=4 which
3770 also clobbers dest, but doesn't actually restore it.
3773 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3774 RTX_FRAME_RELATED_P.
3776 2010-03-09 Jie Zhang <jie@codesourcery.com>
3778 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3779 whitespaces in output template.
3781 2010-03-09 Jie Zhang <jie@codesourcery.com>
3783 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3786 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3788 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3789 builtins.exp in a separate job.
3791 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3793 * graphite-sese-to-poly.c (add_param_constraints): Use
3794 lower_bound_in_type and upper_bound_in_type.
3796 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3798 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3799 instead of unsigned_type_node.
3801 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3802 Reza Yazdani <reza.yazdani@amd.com>
3805 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3806 on pointer type parameters.
3808 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3812 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3813 handle conversions from pointer to integers.
3814 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3815 induction variable, to be able to work with code generated by CLooG.
3816 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3817 (build_poly_scop): Bail out if we cannot codegen a loop.
3819 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3821 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3822 code generation with gloog_error.
3824 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3826 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3827 Call fold_convert on all the returned values.
3828 (expand_scalar_variables_expr): Pass to
3829 expand_scalar_variables_ssa_name the type of the resulting expression.
3831 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3833 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3834 ppl_min_for_le_pointset.
3835 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3836 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3838 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3840 * graphite-dependences.c (map_into_dep_poly): Removed.
3841 (dependence_polyhedron_1): Use combine_context_id_scat.
3843 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3845 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3846 (struct poly_bb): Same.
3847 (combine_context_id_scat): New.
3849 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3852 * sese.c (name_defined_in_loop_p): Return false for default
3855 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3857 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3858 and clean up the logic.
3860 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3862 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3865 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3867 * var-tracking.c (remove_cselib_value_chains): Define only for
3869 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3870 delete_slot_part, emit_notes_for_differences_1): Don't call
3871 remove_cselib_value_chains here.
3872 (set_slot_part, emit_notes_for_differences_2): Don't call
3873 add_cselib_value_chains here.
3874 (preserved_values): New vector.
3875 (preserve_value): New function.
3876 (add_uses, add_stores, vt_add_function_parameters): Use it
3877 instead of cselib_preserve_value.
3878 (changed_values_stack): New vector.
3879 (check_changed_vars_0): New function.
3880 (check_changed_vars_1, check_changed_vars_2): Use it.
3881 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3882 changed_values_stack VALUEs.
3883 (vt_emit_notes): For all preserved_values call
3884 add_cselib_value_chains. If ENABLE_CHECKING call
3885 remove_cselib_value_chains before verifying value_chains is empty.
3886 Initialize and free changed_values_stack.
3887 (vt_initialize): Initialize preserved_values.
3888 (vt_finalize): Free preserved_values.
3890 2010-03-08 Richard Guenther <rguenther@suse.de>
3892 PR tree-optimization/43269
3893 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3896 2010-03-08 Martin Jambor <mjambor@suse.cz>
3898 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3899 (ipa_is_param_called): Removed.
3900 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3901 (ipa_print_node_params): Do not print the called flag.
3902 (ipa_write_node_info): Do not stream the called flag.
3903 (ipa_read_node_info): Likewise.
3905 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3908 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3909 * cselib.c (struct expand_value_data): Add dummy field.
3910 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3912 (cselib_dummy_expand_value_rtx_cb): New function.
3913 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3915 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3916 * var-tracking.c: Include pointer-set.h.
3917 (variable): Change n_var_parts to char from int. Add
3918 cur_loc_changed and in_changed_variables fields.
3919 (variable_canonicalize): Remove.
3920 (shared_var_p): New inline function.
3921 (unshare_variable): Maintain cur_loc_changed and
3922 in_changed_variables fields. If var was in changed_variables,
3923 replace it there with new_var. Just copy cur_loc instead of
3924 resetting it to something else.
3925 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3926 (dataflow_set_union): Don't call variable_canonicalize.
3927 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3928 of their DEBUG_EXPR_TREE_DECLs.
3929 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3930 and in_changed_variables and cur_loc_changed is false.
3931 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3932 and cur_loc_changed. Don't update cur_loc here.
3933 (variable_merge_over_src): Don't call variable_canonicalize.
3934 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3935 removing loc that is equal to cur_loc, clear cur_loc,
3936 set cur_loc_changed and ensure variable_was_changed is called.
3937 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3938 compare pointers in cur_loc check, if it is equal to loc,
3939 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3940 (variable_different_p): Remove compare_current_location argument,
3941 don't compare cur_loc.
3942 (dataflow_set_different_1): Adjust variable_different_p caller.
3943 (variable_was_changed): If dv had some var in changed_variables
3944 already, reset in_changed_variables flag for it and propagate
3945 cur_loc_changed over to the new variable. On empty var
3946 always set cur_loc_changed. Set in_changed_variables on whatever
3947 var is added to changed_variables.
3948 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3949 Use shared_var_p. When removing loc that is equal to cur_loc,
3950 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3951 end, don't set it to something else, just call variable_was_changed.
3952 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3953 loc being removed, clear cur_loc and set cur_loc_changed.
3954 Set cur_loc_changed if all locations have been removed.
3955 (struct expand_loc_callback_data): New type.
3956 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3957 allocated. Always create SUBREGs if simplify_subreg failed.
3958 Prefer to use cur_loc, when that fails and still in
3959 changed_variables (and seen first time) recompute it. Set
3960 cur_loc_changed of variables which had to change cur_loc and
3961 compute elcd->cur_loc_changed if any of the subexpressions used
3962 had to change cur_loc.
3963 (vt_expand_loc): Adjust to pass arguments in
3964 expand_loc_callback_data structure.
3965 (vt_expand_loc_dummy): New function.
3966 (emitted_notes): New variable.
3967 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3968 that weren't used for any other decl in current
3969 emit_notes_for_changes call call vt_expand_loc_dummy to update
3970 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3971 first loc_chain location if NULL before. Always use just
3972 cur_loc instead of first loc_chain location. When cur_loc_changed
3973 is false, when not --enable-checking=rtl just don't emit any note.
3974 When rtl checking, compute the note and assert it is the same
3975 as previous note. Clear cur_loc_changed and in_changed_variables
3976 at the end before removing from changed_variables.
3977 (check_changed_vars_3): New function.
3978 (emit_notes_for_changes): Traverse changed_vars to call
3979 check_changed_vars_3 on each changed var.
3980 (emit_notes_for_differences_1): Clear cur_loc_changed and
3981 in_changed_variables. Recompute cur_loc of new_var.
3982 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3983 (vt_emit_notes): Initialize and destroy emitted_notes.
3985 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3987 PR rtl-optimization/42220
3988 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3989 Use verify_reg_tracked to determine if we should use OP_OUT rather
3991 (build_def_use): If we see an in-out operand for a register that we
3992 know nothing about, treat is an output if possible, fail the block if
3995 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3998 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4001 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4004 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4005 uses of relevant DEFs that are dead outside the loop too.
4007 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4009 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4011 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4013 * var-tracking.c (values_to_unmark): New variable.
4014 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4015 values_to_unmark vector. Moved body to...
4016 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4017 instead queue it into values_to_unmark vector.
4018 (vt_find_locations): Free values_to_unmark vector.
4020 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4022 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4023 (site.exp): Export them when plugins are enabled.
4025 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4028 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4030 (chrec_fold_multiply): Same.
4032 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4035 * c-decl.c (build_compound_literal): Return early if init is
4038 2010-03-04 Martin Jambor <mjambor@suse.cz>
4040 PR tree-optimization/43164
4041 PR tree-optimization/43191
4042 * tree-sra.c (type_consists_of_records_p): Reject records with
4043 zero-size bit-fields at the end.
4045 2010-03-04 Mike Stump <mikestump@comcast.net>
4047 * Makefile.in (TAGS): Remove *.y.
4049 2010-03-04 Richard Guenther <rguenther@suse.de>
4051 PR tree-optimization/40761
4052 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4054 (my_rev_post_order_compute): New function.
4055 (init_pre): Call it.
4057 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4060 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4061 decrease the cost of an IV candidate when the cost is infinite.
4063 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4065 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4066 Use '3DNow!' for the extension of that name, ensure normal space
4068 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4070 2010-03-03 Jeff Law <law@redhat.com>
4072 * PR middle-end/32693
4073 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4074 than gen_rtx_SUBREG.
4075 (extract_bit_field_1): Likewise.
4077 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4079 * doc/sourcebuild.texi (Test directives): Document that arguments
4080 include-opts and exclude-opts are now optional for dg-skip-if,
4081 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4083 2010-03-03 Jason Merrill <jason@redhat.com>
4086 * cgraph.h (varpool_node): Add extra_name field.
4087 * varpool.c (varpool_extra_name_alias): New.
4088 (varpool_assemble_decl): Emit extra name aliases.
4089 (varpool_mark_needed_node): Look past an extra name alias.
4090 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4091 * lto-streamer-in.c (lto_input_tree): Read it.
4092 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4094 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4096 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4097 (sparc*-*-solaris2*): ...this.
4099 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4102 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4103 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4104 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4105 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4108 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4109 fallthrough to default handling, just with want_address 0 instead of 2.
4110 For single element lists, add_AT_loc directly, otherwise create an
4111 artificial variable DIE and stick location list to it.
4114 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4115 (VAL_EXPR_HAS_REVERSE): Define.
4116 (reverse_op): New function.
4117 (add_stores): For reversible operations add an extra MO_VAL_USE.
4119 2010-03-02 Jason Merrill <jason@redhat.com>
4121 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4123 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4125 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4126 (sparc64-*-linux*): Likewise.
4127 (sparc64-*-solaris2*): Include assembler files before linker ones.
4128 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4129 * config/sparc/gas.h: Delete.
4130 * config/sparc/sol2-64.h: Add copyright notice.
4131 * config/sparc/sol2-gas-bi.h: Likewise.
4132 * config/sparc/sol2-gld.h: Likewise.
4133 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4134 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4135 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4136 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4137 (sparc_elf_asm_named_section): Rename into...
4138 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4140 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4142 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4144 2010-03-02 Jeff Law <law@redhat.com>
4147 * reload1.c (rtx_p, substitute_stack): Declare.
4148 (substitute): Record addresses of changed rtxs.
4149 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4150 Restore the original rtx when complete.
4151 (reload): Free subsitute_stack when complete.
4153 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4155 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4156 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4158 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4159 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4160 Torture Tests): Change from subsection to section.
4162 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4163 Steven Bosscher <steven@gcc.gnu.org>
4165 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4168 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4171 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4172 the assignment from the new induction variable to the assignment
4173 of the value from the original loop PHI function.
4175 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4176 Daniel Jacobowitz <dan@codesourcery.com>
4178 * doc/sourcebuild.texi (Test directives): Clarify options to
4181 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4183 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4184 Disable cfi directives unless GCC and gas agree on using read-only
4185 .eh_frame sections for 64-bit.
4186 * configure: Regenerate.
4188 2010-03-01 Richard Guenther <rguenther@suse.de>
4190 PR tree-optimization/43220
4191 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4192 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4194 2010-03-01 Richard Guenther <rguenther@suse.de>
4195 Martin Jambor <mjambor@suse.cz>
4198 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4199 gimplified parameters.
4201 2010-03-01 Christian Bruel <christian.bruel@st.com>
4203 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4205 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4207 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4209 2010-03-01 Richard Guenther <rguenther@suse.de>
4212 * expr.c (expand_assignment): Use the alias-oracle to tell
4213 if the rhs aliases the result decl.
4215 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4218 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4219 to sol_gt_pch_get_address.
4220 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4221 64-bit, SPARC and x86.
4222 (sol_gt_pch_get_address): New function.
4224 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4226 * toplev.h (inform_n, error_n): Declare.
4227 * diagnostic.c (inform_n, error_n): New function.
4229 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4231 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4232 has no rtl yet when processing local_decls, queue it and recheck
4233 if deferred stack allocation hasn't assigned it rtl.
4235 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4237 * config/sh/sh.c (unspec_bbr_uid): New.
4238 (gen_block_redirect): Use it instead of INSN_UID.
4239 (gen_far_branch): Likewise.
4241 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4243 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4244 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4246 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4248 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4249 (Warning Options): -Wno-conversion-null is valid for
4250 Objective-C++ as well.
4251 * doc/tm.texi (Named Address Spaces): Likewise.
4252 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4253 * doc/tree-ssa.texi (Tree SSA): Likewise.
4255 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4258 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4259 by default. Don't set the default arch for
4260 i[34567]86-*-darwin*|x86_64-*-darwin*.
4262 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4265 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4266 default. Set the default 32bit/64bit archs with $with_arch
4267 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4269 2010-02-27 Richard Guenther <rguenther@suse.de>
4271 PR tree-optimization/43186
4272 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4273 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4274 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4275 unroller iterations.
4277 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4279 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4280 required and i[34567]86-*-* targets don't support 64bit ISA.
4282 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4285 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4288 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4290 * config.gcc: Set the default arch at least to Prescott for
4291 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4292 if SSE math is enabled.
4294 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4296 * diagnostic.c (diagnostic_initialize): Update.
4297 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4299 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4300 (diagnostic_inhibit_notes): New.
4301 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4303 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4306 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4307 * doc/standards.texi: Likewise.
4308 * doc/extend.texi: Likewise.
4309 * doc/trouble.texi: Likewise.
4310 * doc/cppopts.texi: Likewise.
4311 * doc/install.texi: Likewise.
4312 * c.opt (std=c90,std=gnu90): New options.
4313 * c-opts.c (c_common_handle_option): Handle them.
4315 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4318 * c-decl.c (undeclared_variable): Use an informative note.
4320 2010-02-26 Richard Guenther <rguenther@suse.de>
4322 PR tree-optimization/43186
4323 * gimple.h (gimple_fold): Remove.
4324 * gimple.c (gimple_fold): Remove. Inline into single user ...
4325 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4326 Try harder for conditions.
4328 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4331 * function.c (used_types_insert): Don't skip through named pointer
4332 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4333 and it is different from the main variant's type.
4335 2010-02-26 Nick Clifton <nickc@redhat.com>
4337 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4339 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4341 * config.gcc: Support --with-fpmath=sse for x86.
4343 * config/i386/ssemath.h: New.
4345 * doc/install.texi (--with-fpmath=sse): Documented.
4347 2010-02-26 Richard Guenther <rguenther@suse.de>
4349 PR tree-optimization/43188
4350 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4351 vector types of over-aligned element type.
4353 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4356 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4357 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4359 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4361 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4363 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4365 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4366 * var-tracking.c: Include diagnostic.h.
4367 (debug_dv): New function.
4368 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4371 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4372 (add_value_chain, add_value_chains, remove_value_chain,
4373 remove_value_chains): Handle DEBUG_EXPRs.
4374 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4377 * regcprop.c (struct queued_debug_insn_change): New type.
4378 (struct value_data_entry): Add debug_insn_changes field.
4379 (struct value_data): Add n_debug_insn_changes field.
4380 (debug_insn_changes_pool): New variable.
4381 (free_debug_insn_changes, apply_debug_insn_changes,
4382 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4383 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4384 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4386 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4388 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4389 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4390 changes, call cprop_find_used_regs via note_stores.
4391 (copyprop_hardreg_forward): When copying vd from predecessor
4392 which has any queued DEBUG_INSN changes, make sure the pointers are
4393 cleared. At the end call df_analyze and then if there are any
4394 DEBUG_INSN changes queued at the end of some basic block for still
4395 live registers, apply them.
4396 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4398 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4400 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4403 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4405 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4406 targets. Set the default with_cpu/with_arch from arch/cpu.
4407 Allow x86-64 and native for with_cpu/with_arch.
4409 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4411 * ebitmap.c: Change calls to verify_popcount with calls to
4412 sbitmap_verify_popcount.
4413 (ebitmap_clear_bit): Fixed map->cacheindex test and
4414 map>cache update when bit clearing results in an empty
4417 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4420 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4421 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4422 and support both V2DF and V2DI modes.
4423 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4424 support both V2DF and V2DI modes.
4425 (general): Delete trailing whitespace from a few patterns.
4427 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4428 V2DF/V2DI interleave high/low builtins.
4430 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4433 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4434 interleave high/low functions.
4436 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4438 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4439 #pragma extern_prefix.
4441 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4444 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4445 BLKmode, assert op0 is a MEM and just adjust its mode.
4448 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4449 if bitpos isn't multiple of mode's bitsize.
4451 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4453 * c.opt (-ftemplate-depth=): New.
4454 (-ftemplate-depth-): Deprecate.
4455 * optc-gen.awk: Handle -ftemplate-depth=.
4456 * opth-gen.awk: Likewise.
4457 * c-opts.c (c_common_handle_option): Likewise.
4458 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4460 2010-02-24 Jason Merrill <jason@redhat.com>
4462 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4464 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4466 * cfg.c (alloc_aux_for_block): Remove inline.
4467 (alloc_aux_for_edge): Likewise.
4469 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4471 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4473 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4475 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4476 * config/i386/sol2-gas.h: New file.
4477 * config.gcc (i[34567]86-*-solaris2*): Use it.
4479 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4482 * c-typeck.c (ep_convert_and_check): New.
4483 (build_conditional_expr): Use it.
4484 (build_binary_op): Likewise.
4486 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4488 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4491 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4492 bounds even for -O+.
4493 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4494 expr needs to have DECL_NAME set.
4496 2010-02-24 Nick Clifton <nickc@redhat.com>
4498 * config/mep/mep.c: Include gimple.h.
4499 (mep_function_uses_sp): Delete unused function.
4500 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4501 parameters. Use unsigned integers to count args. Return a
4502 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4504 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4507 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4508 greater or equal to nelt instead of 2 * nelt.
4509 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4512 2010-02-23 Jason Merrill <jason@redhat.com>
4515 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4516 in cfun->local_decls even if they have register types.
4519 * stor-layout.c (place_field): Don't warn about unnecessary
4520 DECL_PACKED if the type is packed.
4522 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4525 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4526 GOTOFF relocs, even when the base reg isn't pic pointer.
4528 2010-02-23 Michael Matz <matz@suse.de>
4531 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4532 (expand_gimple_basic_block): Generate and use debug temps if there
4533 are debug uses left after the last real use of TERed ssa names.
4534 Unlink debug immediate uses when they are expanded.
4536 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4539 * config/i386/i386.c (override_options): Reorganise to provide
4540 better error messages.
4542 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4545 * graphite-scop-detection.c (create_single_exit_edge): Move
4546 the call to find_single_exit_edge to....
4547 (create_sese_edges): ...here. Don't handle multiple edges
4548 exiting the function.
4549 (build_graphite_scops): Don't handle multiple edges
4550 exiting the function.
4552 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4555 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4556 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4558 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4561 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4563 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4566 * c-typeck.c (convert_arguments): Print declaration location.
4567 * c-common.c (validate_nargs): Rename as
4568 builtin_function_validate_nargs.
4569 (check_builtin_function_arguments): Update.
4571 2010-02-22 Richard Guenther <rguenther@suse.de>
4574 * tree-inline.c (declare_return_variable): Use the type of
4575 the call stmt lhs if available.
4577 2010-02-22 Duncan Sands <baldrick@free.fr>
4579 * passes.c (register_pass): Always consider all pass lists when
4580 ref_pass_instance_number is zero.
4582 2010-02-22 Richard Guenther <rguenther@suse.de>
4584 PR tree-optimization/42749
4585 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4586 parameter. Do arithmetic in the original type.
4587 (update_accumulator_with_ops): Likewise.
4588 (adjust_accumulator_values): Adjust.
4590 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4592 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4593 (QI to BLKmode splitter): New splitter.
4595 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4597 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4598 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4600 2010-02-22 Richard Guenther <rguenther@suse.de>
4602 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4604 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4606 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4607 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4608 ($(T)crti.o, $(T)crtn.o): Remove rules.
4610 2010-02-21 Tobias Burnus <burnus@net-b.de>
4613 * doc/invoke.texi (-fassociative-math): Document that this
4614 option is automatically enabled for Fortran.
4616 2010-02-20 David S. Miller <davem@davemloft.net>
4618 * configure.ac: Test if linker and assembler properly support
4619 GOTDATA_OP relocations.
4620 * configure: Rebuild.
4621 * config.in: Likewise.
4622 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4623 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4624 (movsi_high_pic): Likewise.
4625 (movdi_lo_sum_pic): Likewise.
4626 (movdi_high_pic): Likewise.
4627 (movsi_pic_gotdata_op): New pattern.
4628 (movdi_pic_gotdata_op): Likewise.
4629 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4630 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4632 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4635 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4636 attribute to ssemul.
4637 (xop_mulv2div2di3_high): Ditto.
4639 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4642 * c.opt (Wconversion-null): New option.
4643 * doc/invoke.texi (Wconversion-null): Document.
4645 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4647 * common.opt (Wlarger-than-): Add Undocumented.
4649 2010-02-19 Mike Stump <mikestump@comcast.net>
4651 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4653 2010-02-19 Jason Merrill <jason@redhat.com>
4656 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4657 * configure: Likewise.
4659 2010-02-20 Alan Modra <amodra@gmail.com>
4662 * cgraph.h (cgraph_make_decl_local): Declare.
4663 * cgraph.c (cgraph_make_decl_local): New function.
4664 (cgraph_make_node_local): Use it.
4665 * cgraphunit.c (cgraph_function_versioning): Likewise.
4666 * ipa.c (function_and_variable_visibility): Likewise.
4668 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4671 * except.c (sjlj_emit_function_enter): Don't call
4672 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4674 * rtl.h (add_reg_br_prob_note): Remove prototype.
4676 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4679 * c-common.c (conversion_warning): Remove widening conversions
4680 before checking the conversion of integers to reals.
4682 2010-02-19 Mike Stump <mikestump@comcast.net>
4685 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4688 * cgraphunit.c (process_function_and_variable_attributes): Check
4689 DECL_PRESERVE_P instead of looking up attribute "used".
4690 * ipa-pure-const.c (check_decl): Likewise.
4691 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4692 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4693 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4694 instead of attribute "used".
4695 * config/sol2-c.c (solaris_pragma_init): Likewise.
4696 (solaris_pragma_fini): Likewise.
4698 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4700 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4701 Use XCNEW instead of xcalloc.
4702 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4703 XNEW instead of xmalloc.
4704 (get_fields): Use XNEWVEC instead of xmalloc.
4707 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4708 populate vars array.
4709 (create_new_general_access): For debug stmts just reset value.
4710 (get_stmt_accesses): For accesses within debug stmts just record them
4711 using add_access_to_acc_sites instead of preventing the peeling or
4712 counting them as accesses.
4715 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4717 2010-02-19 Richard Guenther <rguenther@suse.de>
4719 PR tree-optimization/42916
4720 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4723 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4725 * configure.ac: Replace all uses of changequote in macro arguments
4726 with proper quoting.
4728 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4731 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4733 2010-02-19 Richard Guenther <rguenther@suse.de>
4735 PR tree-optimization/42944
4736 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4737 test for aliasing with errno.
4739 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4742 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4743 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4744 * dojump.c: Include output.h.
4745 (inv): New inline function.
4746 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4747 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4748 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4749 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4750 argument, pass it down to other calls.
4751 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4752 add REG_BR_PROB note to the conditional jump.
4753 * cfgexpand.c (add_reg_br_prob_note): Removed.
4754 (expand_gimple_cond): Don't call it, add the probability
4755 as last argument to jumpif_1/jumpifnot_1.
4756 * Makefile.in (dojump.o): Depend on output.h.
4757 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4759 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4760 * stmt.c (do_jump_if_equal): Likewise.
4761 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4762 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4763 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4765 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4766 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4767 jumpifnot_1 callers.
4768 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4770 (store_expr): Adjust jumpifnot caller.
4771 (store_constructor): Adjust jumpif caller.
4774 * gimplify.c (gimple_boolify): For __builtin_expect call
4775 gimple_boolify also on its first argument.
4777 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4779 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4781 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4782 * configure: Regenerated.
4784 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4786 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4787 lang_hooks.types_compatible_p instead of comptypes.
4789 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4791 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4792 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4793 if __prefer_thumb__ is defined.
4795 2010-02-18 Martin Jambor <mjambor@suse.cz>
4797 PR tree-optimization/43066
4798 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4799 array with zero-sized element type.
4801 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4803 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4804 rtx, allocate struct var_loc_node here and return it to the
4805 caller, and only if it is actually needed.
4806 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4807 move it earlier and return immediately if it returns NULL.
4809 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4811 * config/sparc/gas.h: New file. Restore
4812 TARGET_ASM_NAMED_SECTION to its ELF default.
4813 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4815 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4816 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4817 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4818 after sparc/sysv4.h.
4820 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4822 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4824 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4826 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4827 patterns from predicated pattern.
4829 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4832 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4833 for insn mnemonic suffix.
4835 2010-02-17 Richard Guenther <rguenther@suse.de>
4837 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4840 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4843 * caller-save.c (save_call_clobbered_regs): If BB ends with
4844 a DEBUG_INSN, move any notes in between last real insn and the last
4845 DEBUG_INSN after the last DEBUG_INSN.
4847 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4849 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4850 Fix return type. Fix argument type. Explain meaning of return value.
4852 2010-02-16 Richard Guenther <rguenther@suse.de>
4854 PR tree-optimization/41043
4855 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4856 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4858 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4860 2010-02-16 Ira Rosen <irar@il.ibm.com>
4862 PR tree-optimization/43074
4863 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4864 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4865 vectorizable cycles in hybrid SLP check.
4866 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4868 2010-02-16 Richard Guenther <rguenther@suse.de>
4870 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4871 (true_dependence): If memrefs_conflict_p computes must-alias
4872 trust it. Move TBAA check after offset-based disambiguation.
4873 (canon_true_dependence): Likewise.
4875 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4877 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4878 * doc/invoke.texi: Document it.
4879 * var-tracking.c: Include toplev.h and params.h.
4880 (vt_find_locations): Return bool indicating success. Compute
4881 hash sizes unconditionally. Check new parameter, report.
4882 (variable_tracking_main_1): Check vt_find_locations results and
4883 retry. Renamed from...
4884 (variable_tracking_main): ... this. New wrapper to preserve
4885 flag_var_tracking_assignments.
4886 * Makefile.in (var-tracking.o): Adjust dependencies.
4888 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4889 Jakub Jelinek <jakub@redhat.com>
4892 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4893 if weak_import attribute is present.
4894 * config/darwin.c (machopic_select_section): Likewise.
4896 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4898 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4899 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4900 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4901 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4903 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
4906 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4909 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4910 Rewrite text to refer to the names.
4912 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4914 * config/i386/i386-builtin-types.def
4915 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4916 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4917 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4918 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4919 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4920 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4921 IX86_BUILTIN_VPERMIL2PS256.
4922 (MULTI_ARG_4_DF2_DI_I): Defined.
4923 (MULTI_ARG_4_DF2_DI_I1): Defined.
4924 (MULTI_ARG_4_SF2_SI_I): Defined.
4925 (MULTI_ARG_4_SF2_SI_I1): Defined.
4926 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4927 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4928 __builtin_ia32_vpermil2ps256.
4929 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4930 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4931 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4932 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4933 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4934 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4935 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4936 CODE_FOR_xop_vpermil2v8sf3.
4937 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4938 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4939 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4940 (_mm256_permute2_pd): New.
4941 (_mm_permute2_ps): New.
4942 (_mm256_permute2_ps): New.
4944 2010-02-15 Nick Clifton <nickc@redhat.com>
4946 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4947 boolean parameters. Use emit_jump_insn when emitting a pop
4948 instruction containing a return insn.
4949 (push): Use 'true' rather than '1' as second parameter to F.
4950 (h8300_expand_prologue): Likewise.
4951 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4952 (h8300_expand_epilogue): Likewise.
4954 2010-02-15 Richard Guenther <rguenther@suse.de>
4957 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4960 2010-02-15 Nick Clifton <nickc@redhat.com>
4962 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4965 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4967 * intl.c (fake_ngettext): New function.
4968 * intl.h (fake_ngettext): Declare.
4969 (ngettext): Define macro.
4970 * collect2.c (notice_translated): New function.
4971 (main): Use notice_translated and ngettext.
4972 * collect2.h (notice_translated): Declare.
4974 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4976 * reorg.c (delete_computation): Comment fixes.
4977 * caller-save.c (setup_save_areas): Idem.
4978 * sel-sched-dump.c (dump_lv_set): Idem.
4981 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4983 * config/s390/s390.c (s390_sched_init): New function.
4984 (TARGET_SCHED_INIT): Target hook defined.
4986 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4987 Jack Howarth <howarth@bromo.med.uc.edu>
4988 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4991 Partial revert of unintended change in fix for PR41605.
4992 * config/darwin.h: Fix typo.
4993 * config/darwin9.h: Same.
4995 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4997 * c-pch.c (pch_init): Clear v.
4999 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5002 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5003 graphite_can_represent_init for MULT_EXPR.
5005 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5009 * graphite-sese-to-poly.c (remove_phi): New.
5010 (translate_scalar_reduction_to_array): Call remove_phi.
5012 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5015 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5016 * graphite-clast-to-gimple.h (gloog): Update declaration.
5017 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5018 * graphite-poly.h (struct poly_bb): Add missing comments.
5019 (struct scop): Add poly_scop_p field.
5021 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5022 * graphite.c (graphite_transform_loops): Build the polyhedral
5023 representation for each scop before code generation.
5024 * sese.c (rename_variables_in_operand): Removed.
5025 (rename_variables_in_expr): Return the renamed expression.
5026 (rename_sese_parameters): New.
5027 * sese.h (rename_sese_parameters): Declared.
5029 2010-02-11 Richard Guenther <rguenther@suse.de>
5031 PR tree-optimization/42998
5032 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5033 POINTER_PLUS_EXPR properly.
5035 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5036 Changpeng Fang <changpeng.fang@amd.com>
5039 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5040 the cost of an IV candidate when the IV is used in a test against zero.
5042 * gcc.dg/tree-ssa/ivopts-3.c: New.
5044 2010-02-11 Richard Guenther <rguenther@suse.de>
5047 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5048 pointer-vs-decl case by swapping refs. Handle some cases
5049 of pointer-vs-decl disambiguations more conservatively.
5050 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5051 to false after expanding.
5053 2010-02-11 Richard Guenther <rguenther@suse.de>
5056 * gcc.c (process_command): Handle LTO file@offset case more
5059 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5061 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5062 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5064 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5066 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5067 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5068 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5069 Optimize eq/ne comparisons when both arguments are known to be
5071 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5072 Don't mask operands unnecessarily if they are known to be already
5075 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5077 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5080 2010-02-10 Richard Guenther <rguenther@suse.de>
5082 PR tree-optimization/43017
5083 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5084 for wrapping signed arithmetic.
5086 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5089 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5090 if no debug info should be emitted for it.
5092 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5094 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5095 note when flag_exceptions is set.
5097 2010-02-10 Duncan Sands <baldrick@free.fr>
5099 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5101 2010-02-10 Richard Guenther <rguenther@suse.de>
5104 * tree.c (get_unwidened): Handle constants.
5105 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5107 2010-02-10 Martin Jambor <mjambor@suse.cz>
5110 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5111 check for variable argument counts independently.
5113 2010-02-10 Christian Bruel <christian.bruel@st.com>
5116 * config/sh/sh.c (find_barrier): Increase length for non delayed
5117 conditional branches.
5119 2010-02-10 Christian Bruel <christian.bruel@st.com>
5121 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5123 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5125 * builtins.c (set_builtin_user_assembler_name): Also handle
5126 ffs if int is smaller than word.
5128 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5131 * ira-conflicts.c (get_dup): Remove.
5132 (process_reg_shuffles): Add new parameter. Use it as an
5133 additional guard for copy generation.
5134 (add_insn_allocno_copies): Rewrite.
5136 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5138 * common.opt (fsched2-use-traces): Preserved for backward
5140 * doc/invoke.texi: Remove the documentation about option
5141 -fsched2-use-traces.
5142 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5143 flag_sched2_use_traces.
5144 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5145 the backward compatibility flag section.
5147 2010-02-09 Richard Guenther <rguenther@suse.de>
5149 PR tree-optimization/43008
5150 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5151 make HEAP variables initialized from global memory if they
5152 are not known builtin functions.
5153 (find_func_aliases): Adjust.
5155 2010-02-09 Richard Guenther <rguenther@suse.de>
5157 PR tree-optimization/43000
5158 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5159 arithmetic manually.
5161 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5163 PR tree-optimization/42931
5164 * tree-loop-linear.c (try_interchange_loops): Don't call
5165 double_int_mul if estimated_loop_iterations failed.
5167 2010-02-08 Martin Jambor <mjambor@suse.cz>
5170 * tree-sra.c (build_accesses_from_assign): Do not mark in
5171 should_scalarize_away_bitmap if stmt has volatile ops.
5172 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5175 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5177 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5179 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5181 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5184 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5187 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5189 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5192 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5193 to unknown_dependence.
5194 (graphite_legal_transform_dr): Handle the unknown_dependence.
5195 (graphite_carried_dependence_level_k): Same.
5197 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5199 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5201 2010-02-07 Richard Guenther <rguenther@suse.de>
5204 * expr.c (get_inner_reference): Always initialize *pbitsize.
5206 2010-02-07 Richard Guenther <rguenther@suse.de>
5209 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5210 new ARRAY_REFs on variable size element or minimal index arrays.
5212 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5213 gimple_fold_indirect_ref.
5215 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5218 * arm.c (arm_override_options): Just return if the user has specified
5219 an invalid fpu name.
5221 2010-02-03 Jason Merrill <jason@redhat.com>
5224 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5225 i386_pe_maybe_record_exported_symbol.
5227 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5230 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5231 (pa_delegitimize_address): New function.
5233 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5235 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5236 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5238 2010-02-05 Richard Guenther <rguenther@suse.de>
5241 * lto-streamer-in.c (get_resolution): Deal with references
5242 to undefined functions.
5244 2010-02-05 Richard Guenther <rguenther@suse.de>
5246 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5247 (fold_const_aggregate_ref): Likewise.
5248 (ccp_fold_stmt): Substitute loads.
5249 (maybe_fold_reference): Verify types before substituting.
5251 (fold_gimple_assign): Unshare properly.
5252 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5254 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5256 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5257 for rs6000_gen_cell_microcode.
5259 2010-02-04 Richard Guenther <rguenther@suse.de>
5261 PR rtl-optimization/42952
5262 * dse.c (const_or_frame_p): Remove MEM handling.
5264 2010-02-04 Nick Clifton <nickc@redhat.com>
5266 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5267 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5268 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5269 (mn10300_asm_output_mi_thunk): New function.
5270 (mn10300_can_output_mu_thunk): New function.
5271 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5272 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5273 (FUNCTION_ARG): Delete incorrect comment.
5275 2010-02-03 Jason Merrill <jason@redhat.com>
5278 * fold-const.c (operand_equal_p): Handle erroneous types.
5280 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5282 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5284 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5286 PR rtl-optimization/42941
5287 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5290 2010-02-03 Jason Merrill <jason@redhat.com>
5293 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5295 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5298 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5299 (cselib_reset_table): Renamed from...
5300 (cselib_reset_table_with_next_value): ... this.
5301 (cselib_get_next_uid): Renamed from...
5302 (cselib_get_next_unknown_value): ... this.
5303 * cselib.c (next_uid): Renamed from...
5304 (next_unknown_value): ... this.
5305 (cselib_clear_table): Adjust.
5306 (cselib_reset_table): Adjust. Renamed from...
5307 (cselib_reset_table_with_next_value): ... this.
5308 (cselib_get_next_uid): Adjust. Renamed from...
5309 (cselib_get_next_unknown_value): ... this.
5310 (get_value_hash): Use hash.
5311 (cselib_hash_rtx): Likewise.
5312 (new_cselib_val): Adjust. Set and dump uid.
5313 (cselib_lookup_mem): Pass next_uid as hash.
5314 (cselib_subst_to_values): Likewise.
5315 (cselib_log_lookup): Dump uid.
5316 (cselib_lookup): Pass next_uid as hash. Adjust.
5317 (cselib_process_insn): Adjust.
5318 (cselib_init): Initialize next_uid.
5319 (cselib_finish): Adjust.
5320 (dump_cselib_table): Likewise.
5321 * dse.c (canon_address): Dump value uid.
5322 * print-rtl.c (print_rtx): Print value uid.
5323 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5325 (dv_uid): New function, sort of renamed from...
5326 (dv_htab_hash): ... this, reimplemented in terms of it and...
5327 (dv_uid2hash): ... this. New.
5328 (variable_htab_eq): Drop excess assertions.
5329 (tie_break_pointers): Removed.
5330 (canon_value_cmp): Compare uids.
5331 (variable_post_merge_New_vals): Print uids.
5332 (vt_add_function_parameters): Adjust.
5333 (vt_initialize): Reset table. Adjust.
5335 2010-02-03 Richard Guenther <rguenther@suse.de>
5337 PR tree-optimization/42944
5338 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5339 (call_may_clobber_ref_p_1): Likewise. Properly handle
5340 malloc and calloc clobbering errno.
5342 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5344 * doc/invoke.texi: Fix name of sched1 dump.
5346 * opts.c (decode_options): Set flag_tree_switch_conversion
5347 only conditionally on optimize >= 2.
5349 * gcse.c: Assorted comment fixes in pass description.
5351 2010-02-03 Anthony Green <green@moxielogic.com>
5353 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5354 nop padding in order to maintain alignment of storage location of
5355 target function address.
5356 (moxie_trampoline_init): Store target function address at newly
5358 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5360 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5362 2010-02-03 Richard Guenther <rguenther@suse.de>
5365 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5367 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5369 * config.gcc: Reenable check for obsolete targets.
5370 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5371 mips-sgi-irix6.[0-4]*.
5373 2010-02-02 Nick Clifton <nickc@redhat.com>
5375 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5376 constant size of 4 as being the same as 0.
5377 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5378 can take values in the range 0..4.
5380 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5383 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5384 as _darwin10_Unwind_FindEnclosingFunction().
5385 * libgcc-libsystem.ver: New.
5387 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5390 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5391 implicitly set registers.
5393 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5395 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5396 (arm_override_options): Allow automatic selection of the thread
5397 pointer register if thumb2.
5398 (legitimize_pic_address): Improve code sequences for Thumb2.
5399 (arm_call_tls_get_addr): Likewise.
5400 (legitimize_tls_address): Likewise.
5401 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5402 (pic_load_addr_32bit): ... this. New named pattern.
5403 * thumb2.md (pic_load_addr_thumb2): Delete.
5404 (pic_load_dot_plus_four): Delete.
5405 (tls_load_dot_plus_four): New named pattern.
5407 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5410 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5411 Document fix for TLS bug.
5413 2010-01-31 Richard Guenther <rguenther@suse.de>
5415 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5416 conservatively correct.
5418 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5422 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5424 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5426 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5428 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5430 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5432 * config.gcc: Adjust order of makefile fragments for mingw targets.
5434 2010-01-31 Richard Guenther <rguenther@suse.de>
5437 * gimplify.c (gimplify_init_constructor): For volatile LHS
5438 initialize a temporary.
5440 2010-01-31 Matthias Klose <doko@ubuntu.com>
5442 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5444 * configure: Regenerate.
5446 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5448 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5449 the same alias set and their sizes different constantness.
5450 (aliasing_component_refs_p): Revert 2009-10-24 change.
5452 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5454 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5457 2010-01-29 Richard Guenther <rguenther@suse.de>
5459 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5460 Assert we successfully updated the call.
5462 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5464 PR rtl-optimization/42889
5465 * df.h (df_set_bb_dirty_nonlr): New prototype.
5466 * df-core.c (df_set_bb_dirty_nonlr): New function.
5467 * df-scan.c (df_insn_rescan): Call it instead of
5468 df_set_bb_dirty for DEBUG_INSNs.
5470 2010-01-29 Richard Guenther <rguenther@suse.de>
5473 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5474 quadratic behavior in most cases.
5476 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5479 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5480 in the call to gen_x86_movsicc_0_m1.
5482 2010-01-28 Richard Guenther <rguenther@suse.de>
5484 PR tree-optimization/42871
5485 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5487 2010-01-28 Richard Guenther <rguenther@suse.de>
5489 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5490 into call arguments.
5492 2010-01-28 Richard Guenther <rguenther@suse.de>
5495 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5496 the forwarder if the destination is an EH landing pad.
5498 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5500 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5501 block list passed to gimple_duplicate_sese_tail.
5502 (parallelize_loops): Avoid parallelization when the function
5504 Avoid parallelization when the preheader is IRREDUCIBLE.
5505 Try to optimize when estimated_loop_iterations_int is unresolved.
5506 Add the loop's location to the dump file.
5507 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5508 (gimple_duplicate_sese_tail): Remove the check for the latch.
5509 Redirect nexits to the exit block.
5510 Remove handling of the incoming edges to the latch.
5511 Redirect the backedge from the copied latch to the exit bb.
5513 2010-01-28 Michael Matz <matz@suse.de>
5516 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5517 Wrap force_reg into a sequence, emit it before user.
5519 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5521 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5523 (arm_legacy_rev): Likewise.
5524 (thumb_legacy_rev): Likewise.
5526 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5528 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5529 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5530 on MEM's address failed, try avoid_constant_pool_reference and
5531 recurse if it returned something different.
5532 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5533 address, try avoid_constant_pool_reference and recurse if it
5534 returned something different.
5535 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5536 address and avoid_constant_pool_reference returned something
5537 different, don't set have_address.
5539 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5542 * var-tracking.c (val_store): Add modified argument, obey it.
5544 (count_uses): Move down logging of main.
5545 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5546 don't need resolution.
5547 (emit_notes_in_bb): Likewise.
5549 2010-01-27 Richard Guenther <rguenther@suse.de>
5552 * tree-inline.c (remap_decl): Delay remapping of SSA name
5553 default definitions until we need them.
5555 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5557 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5558 (rs6000_delegitimize_address): New function.
5560 * config/s390/s390.c (s390_delegitimize_address): Call
5561 delegitimize_mem_from_attrs.
5564 * tree-inline.c (cannot_copy_type_1): Removed.
5565 (copy_forbidden): Don't forbid copying of functions containing
5566 records/unions with variable length fields.
5568 2010-01-27 Christian Bruel <christian.bruel@st.com>
5572 * config/sh/sh.c (find_barrier): Increase length for non delayed
5573 conditional branches.
5575 2010-01-27 Matthias Klose <doko@ubuntu.com>
5577 * configure.ac (gnu-unique-object): Fix ldd version check.
5578 * configure: Regenerate.
5580 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5582 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5584 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5585 Test for HAVE_GNU_AS value.
5587 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5589 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5590 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5591 INT64_TYPE): Define.
5592 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5593 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5594 INT_LEAST64_TYPE): Define.
5595 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5596 UINT_LEAST64_TYPE): Define.
5597 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5598 INT_FAST64_TYPE): Define.
5599 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5600 UINT_FAST64_TYPE): Define.
5601 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5602 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5603 (SIG_ATOMIC_TYPE): Define.
5605 2010-01-26 Richard Guenther <rguenther@suse.de>
5607 * df-scan.c (df_scan_set_bb_info): Remove assert.
5608 (df_insn_rescan_debug_internal): Merge asserts.
5609 (df_install_ref): Likewise.
5610 (df_mark_reg): Use bitmap_set_range.
5611 (df_hard_reg_used_p): Remove assert.
5612 (df_hard_reg_used_count): Likewise.
5614 2010-01-26 Richard Guenther <rguenther@suse.de>
5616 PR rtl-optimization/42685
5617 * web.c (web_main): Ignore DEBUG_INSNs.
5619 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5621 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5623 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5624 Fix types of fndecl and arglist parameters.
5626 2010-01-26 Richard Guenther <rguenther@suse.de>
5629 * tree-eh.c (unsplit_eh): Skip debug insns.
5631 2010-01-26 Richard Guenther <rguenther@suse.de>
5633 PR tree-optimization/42250
5634 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5636 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5639 * omp-low.c (expand_omp_sections): Only use single_pred if
5640 l2_bb is single_pred_p.
5642 2010-01-25 Christian Bruel <christian.bruel@st.com>
5645 * config/sh/sh.c (find_barrier): Increase length for non delayed
5646 conditional branches.
5647 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5649 2010-01-24 David S. Miller <davem@davemloft.net>
5651 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5652 define if not using GAS.
5653 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5654 Likewise. Delete SECTION_MERGE code, which is only applicable
5657 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5660 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5661 mangling of va_list in system headers.
5663 2010-01-23 Toon Moene <toon@moene.org>
5665 * tree-predcom.c (combine_chains): Return NULL, not false.
5667 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5669 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5670 initialization of variable res to agree with return type.
5672 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5674 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5675 * tree-sra.c: Add include of expr.h.
5677 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5679 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5680 insert the debug stmt on the single non-EH edge from the stmt.
5682 2010-01-22 Richard Henderson <rth@redhat.com>
5685 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5686 the RHS until after generate_subtree_copies has insertted its
5687 code before the current statement.
5689 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5691 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5693 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5695 2010-01-21 Martin Jambor <mjambor@suse.cz>
5697 PR tree-optimization/42585
5698 * tree-sra.c (struct access): New field grp_total_scalarization.
5699 (dump_access): Dump the new field.
5700 (should_scalarize_away_bitmap): New variable.
5701 (cannot_scalarize_away_bitmap): Likewise.
5702 (sra_initialize): Allocate new bitmaps.
5703 (sra_deinitialize): Free new bitmaps.
5704 (create_access_1): New function.
5705 (create_access): Parts moved to create_access_1.
5706 (type_consists_of_records_p): New function.
5707 (completely_scalarize_record): Likewise.
5708 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5709 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5710 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5712 (analyze_all_variable_accesses): Completely scalarize small eligible
5715 2010-01-21 Martin Jambor <mjambor@suse.cz>
5717 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5719 2010-01-21 Andrew Haley <aph@redhat.com>
5721 * gcc.c (process_command): Move lang_specific_driver before
5722 setting cc_libexec_prefix.
5724 2010-01-21 Richard Guenther <rguenther@suse.de>
5727 * fold-const.c (negate_expr_p): Pretend only negative
5728 real constants are easily negatable.
5730 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5731 Jason Merrill <jason@redhat.com>
5733 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5734 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5735 * calls.c (initialize argument_information): Handle it.
5736 * c-common.c (handle_transparent_union_attribute): Use new name.
5737 * c-decl.c (finish_struct): Ditto.
5738 * c-typeck.c (type_lists_compatible_p): Ditto.
5739 (convert_for_assignment): Use new name and also handle record.
5740 * function.c (aggregate_value_p): Handle it.
5741 (pass_by_reference): Ditto.
5742 (assign_parm_data_types): Ditto.
5743 * print-tree.c (print_node): Ditto.
5744 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5745 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5746 * tree.c (first_field): New fn.
5748 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5751 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5752 even when linking statically, for now.
5754 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5757 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5758 without a cselib val.
5759 (count_uses): Accept MO_VAL_SET with no val on stores.
5760 (add_stores): Likewise.
5762 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5764 * var-tracking.c (check_value_val): Add a compile time assertion.
5765 (dv_is_decl_p): Simplify.
5766 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5767 gcc_assert if ENABLE_CHECKING.
5769 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5772 * var-tracking.c: Include tree-flow.h.
5773 (mem_dies_at_call): New.
5774 (dataflow_set_preserve_mem_locs): Use it.
5775 (dataflow_set_remove_mem_locs): Likewise.
5776 (dump_var): Renamed from dump_variable. Adjust all callers.
5777 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5778 * Makefile.in (var-tracking.o): Adjust deps.
5780 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5782 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5784 2010-01-20 Richard Guenther <rguenther@suse.de>
5786 PR tree-optimization/42717
5787 * tree-ssa-dce.c (get_live_post_dom): Remove.
5788 (forward_edge_to_pdom): Take an arbitrary edge to copy
5789 degenerate PHI args from.
5790 (remove_dead_stmt): Use the first post-dominator even if it
5791 does not contain live statements as redirection destination.
5793 2010-01-20 Richard Guenther <rguenther@suse.de>
5795 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5797 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5799 * sel-sched.c (create_speculation_check): Remove set but not used
5801 (try_transformation_cache): Remove set but not used variable ds.
5802 (calculate_privileged_insns): Remove set but not used variables
5803 cur_insn and min_spec_insn.
5804 (find_best_expr): Remove set but not used variable avail_n.
5805 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5807 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5809 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5810 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5813 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5816 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5817 cpu types. Add support for *-sse3 cpu types.
5818 (x86_64-*-*): Ditto.
5820 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5823 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5824 argument, call initializer_constant_valid_p_1 instead of
5825 initializer_constant_valid_p, pass CACHE to it, return NULL
5826 immediately if first call returns NULL.
5827 (initializer_constant_valid_p_1): New function.
5828 (initializer_constant_valid_p): Use it.
5830 2010-01-20 Thomas Quinot <quinot@adacore.com>
5832 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5834 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5836 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5837 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5838 (loc_list_from_tree): Don't handle unsigned division. Handle
5839 signed modulo using DW_OP_{over,over,div,mul,minus}.
5840 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5841 modulo instead of signed.
5843 2010-01-20 DJ Delorie <dj@redhat.com>
5845 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5847 (h8300_emit_stack_adjustment): Propogate it.
5849 (h8300_expand_prologue): Likewise.
5850 (h8300_expand_epilogue): Likewise.
5852 2010-01-19 Michael Matz <matz@suse.de>
5854 PR tree-optimization/41783
5855 * tree-data-ref.c (toplevel): Include flags.h.
5856 (dump_data_dependence_relation): Also dump the inputs if the
5857 result will be unknown.
5858 (split_constant_offset_1): Look through some conversions.
5859 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5860 the offset from last element is too large.
5861 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5862 (reassociate_to_the_same_stmt): Handle vector registers.
5863 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5865 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5866 wide_prolog_niters argument, emit widening instructions.
5867 (vect_do_peeling_for_alignment): Adjust caller, use widened
5868 variant of the iteration cound.
5869 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5871 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5874 * config/arm/neon-testgen.m (emit_automatics): New parameter
5875 features. Adjust for Fixed_return_reg feature.
5876 (test_intrinsic): Call emit_automatics with new feature.
5877 * config/arm/neon.ml: Update copyright years.
5878 (features): New Fixed_return_reg feature.
5879 (ops): Update feature for Vget_low.
5881 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5883 PR tree-optimization/42719
5884 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5888 * fwprop.c (all_uses_available_at): Return false if def_set dest
5889 is a REG that is used in def_insn.
5891 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5893 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5895 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5898 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5900 * target.h (struct gcc_target) <secondary_reload>: Change type
5901 of last argument to secondary_reload_info *.
5903 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5906 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5907 memory references with unaligned offsets. Remove CQImode handling.
5908 (unaligned_memory_operand): Return 1 for memory references with
5909 unaligned offsets. Remove CQImode handling.
5911 2010-01-18 Richard Guenther <rguenther@suse.de>
5914 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5917 2010-01-18 Richard Guenther <rguenther@suse.de>
5919 PR tree-optimization/42781
5920 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5921 restrict processing only if the original variable was artificial.
5923 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5925 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5926 find number of popped argument bytes.
5928 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5929 Fix the text that describes the return value for invalid insns.
5931 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5933 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5934 Clarify what 'cost of the -dependence' is. Fix quoting.
5936 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5937 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5939 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5941 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5942 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5944 2010-01-17 Richard Guenther <rguenther@suse.de>
5947 * function.c (split_complex_args): Take a VEC to modify.
5948 (assign_parms_augmented_arg_list): Build a VEC instead of
5949 a chain of PARM_DECLs.
5950 (assign_parms_unsplit_complex): Take a VEC of arguments.
5951 Do not fixup unmodified parms.
5952 (assign_parms): Deal with the VEC.
5953 (gimplify_parameters): Likewise.
5955 2010-01-17 Richard Guenther <rguenther@suse.de>
5957 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5958 node existence check.
5959 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5960 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5961 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5962 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5963 (gimple_execute_on_growing_pred): Likewise.
5965 2010-01-17 Richard Guenther <rguenther@suse.de>
5967 PR tree-optimization/42773
5968 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5969 (compute_antic_aux): Likewise.
5970 (compute_partial_antic_aux): Likewise.
5972 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5975 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5978 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5980 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5983 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5984 Fix markup for strict argument.
5986 (TARGET_SCHED_REORDER2): Fix argument types.
5988 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5989 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5991 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5992 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5994 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5997 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5998 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5999 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6000 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6001 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6003 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6005 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6007 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6008 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6010 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6012 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6015 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6017 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6018 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6020 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6022 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6024 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6025 referring to it. Fix language.
6027 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6029 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6031 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6033 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6035 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6036 '@var{stream}. Remove stray 'and'.
6038 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6040 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6042 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6044 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6045 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6047 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6048 Fix description of return value.
6049 Rename argument "sz" to "len."
6051 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6052 Clarify meaning of 'true' return value.
6054 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6056 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6057 rep_mode versus mode_rep.
6059 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6061 (TARGET_BUILTIN_DECL): Fix name.
6063 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6065 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6067 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6069 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6071 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6073 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6076 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6077 Rename argument tm_fn to md_fn.
6079 (TARGET_OPTION_PRINT): Fix argument list.
6081 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6084 * config/i386/i386.c (ix86_fixup_binary_operands):
6085 Revert FMA4 fixup of operands.
6087 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6090 * Makefile.in (write_entries_to_file, install-plugin):
6091 Use \012 instead of \n with tr.
6093 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6095 * configure.ac (HAVE_AS_REF): New C macro.
6096 * configure: Regenerate.
6097 * config.in: Likewise.
6098 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6100 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6103 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6105 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6107 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6109 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6111 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6113 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6115 (TARGET_BINDS_LOCAL_P): Fix argument type.
6117 (TARGET_ASM_FILE_END): Use prototype.
6119 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6121 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6123 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6125 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6127 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6128 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6130 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6131 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6133 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6134 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6135 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6136 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6138 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6140 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6142 (TARGET_INIT_BUILTINS): Use prototype.
6144 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6145 Put 'const char *' in braces. Fix parameter types.
6146 (TARGET_INVALID_CONVERSION): Fix parameter types.
6147 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6148 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6150 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6153 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6155 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6157 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6159 * doc/tm.texi (TARGET_HELP): Fix return type.
6161 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6162 in braces. Fix argument types.
6164 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6166 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6168 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6170 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6171 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6173 (TARGET_MANGLE_TYPE): Fix argument types.
6175 (TARGET_IRA_COVER_CLASSES): Use prototype.
6177 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6179 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6181 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6183 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6185 (TARGET_CALLEE_COPIES): Fix argument types.
6187 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6189 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6191 (TARGET_FUNCTION_VALUE): Fix argument types.
6193 (TARGET_RETURN_IN_MSB): Fix argument type.
6195 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6197 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6199 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6201 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6202 agree with return type.
6204 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6206 2010-01-15 Jing Yu <jingyu@google.com>
6208 PR rtl-optimization/42691
6209 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6210 a pseudo to a constant and are merged, and adjust comments.
6212 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6214 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6216 2010-01-15 Richard Guenther <rguenther@suse.de>
6219 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6220 labels of computed or non-local gotos to the destination.
6221 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6222 landing pad label is the first label.
6224 2010-01-15 Richard Guenther <rguenther@suse.de>
6226 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6228 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6231 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6232 to allow generation of the xssqrtdp instruction on power7.
6233 (sqrtdf2_fpr): Ditto.
6235 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6238 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6239 functions with noreturn attribute.
6242 * varasm.c (declare_weak): Add weak attribute to decl if it
6243 doesn't have one already.
6244 (assemble_external): Only add decls to weak_decls if they also
6245 have weak attribute.
6247 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6249 * var-tracking.c (var_reg_delete): Don't delete the association
6250 between REGs and values or one-part variables if the register
6253 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6256 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6257 because its first operand is a non-localized variable.
6259 2010-01-14 Martin Jambor <mjambor@suse.cz>
6261 PR tree-optimization/42706
6262 * tree-sra.c (encountered_recursive_call): New variable.
6263 (encountered_unchangable_recursive_call): Likewise.
6264 (sra_initialize): Initialize both new variables.
6265 (callsite_has_enough_arguments_p): New function.
6266 (scan_function): Call decl and flags check only for IPA-SRA, check
6267 whether there is a recursive call and whether it has enough arguments.
6268 (all_callers_have_enough_arguments_p): New function.
6269 (convert_callers): Look for recursive calls only when
6270 encountered_recursive_call is set.
6271 (ipa_early_sra): Bail out either if
6272 !all_callers_have_enough_arguments_p or
6273 encountered_unchangable_recursive_call.
6275 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6277 * sel-sched.c: Add 2010 to copyright years.
6278 * sel-sched-ir.c: Likewise.
6279 * sel-sched-ir.h: Likewise.
6281 2010-01-14 Martin Jambor <mjambor@suse.cz>
6283 PR tree-optimization/42714
6284 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6285 constructors specially.
6287 2010-01-14 Andi Kleen <ak@linux.intel.com>
6289 * config/i386/drivers-i386.c (detect_caches_intel):
6290 Add l2sizekb parameter and fill in.
6291 (host_detect_local_cpu): Add l2sizekb, fill in.
6292 Add Atom small cache heuristic.
6294 2010-01-14 Andi Kleen <ak@linux.intel.com>
6296 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6297 Add level3 parameter and fill in.
6298 (detect_caches_intel): Handle level3 cache.
6300 2010-01-14 Andi Kleen <ak@linux.intel.com>
6302 * config/i386/drivers-i386.c (host_detect_local_cpu):
6303 Fix core duo detection.
6305 2010-01-14 Andi Kleen <ak@linux.intel.com>
6307 * config/i386/drivers-i386.c (host_detect_local_cpu):
6310 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6312 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6313 (rs6000_variable_issue_1): this. Use...
6314 (rs6000_variable_issue): here. Reimplement. Print debug info.
6316 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6318 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6319 sel_restore_notes. Update all callers. Call reemit_notes
6322 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6324 PR rtl-optimization/42246
6325 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6328 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6330 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6331 all successors is the same as number of successors in current region.
6333 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6335 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6336 to rename is not separable. Otherwise check that its LHS is not NULL.
6338 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6340 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6342 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6344 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6345 available registers when failed to discover LHS register class.
6346 Fix indentation. Update comment.
6348 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6349 Alexander Monakov <amonakov@ispras.ru>
6351 PR rtl-optimization/42389
6352 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6354 (advance_state_on_fence): Likewise.
6355 (sel_target_adjust_priority): Print debug output only when
6356 sched_verbose >= 4, not 2.
6357 (get_expr_cost): Do not issue all unique insns on the next cycle.
6358 (fill_insns): Initialize can_issue_more from the value saved
6360 * sel-sched-ir.c (flist_add): New parameter issue_more.
6361 Init FENCE_ISSUE_MORE with it.
6362 (merge_fences): Likewise.
6363 (init_fences): Update call to flist_add.
6364 (add_to_fences, add_clean_fence_to_fences)
6365 (add_dirty_fence_to_fences): Likewise.
6366 (move_fence_to_fences): Update call to merge_fences.
6367 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6369 * sel-sched-ir.h (struct _fence): New field issue_more.
6370 (FENCE_ISSUE_MORE): New accessor macro.
6372 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6374 PR rtl-optimization/42388
6375 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6376 that have no predecessors nor successors. Do not call move_bb_info
6377 for empty blocks outside of current region.
6379 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6381 PR rtl-optimization/42294
6382 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6383 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6384 originators' originators.
6386 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6388 PR rtl-optimization/39453
6389 PR rtl-optimization/42246
6390 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6392 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6394 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6395 Alexander Monakov <amonakov@ispras.ru>
6398 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6399 (maybe_tidy_empty_bb): ... here. Make static. Add new
6400 argument. Update all callers.
6401 (tidy_control_flow): ... and here. Recompute topological order
6402 of basic blocks in region if necessary.
6403 (sel_redirect_edge_and_branch): Change return type. Return true
6404 if topological order might have been invalidated.
6405 (purge_empty_blocks): Export and move from...
6406 * sel-sched.c (purge_empty_blocks): ... here.
6407 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6408 (maybe_tidy_empty_bb): Delete prototype.
6409 (purge_empty_blocks): Declare.
6411 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6413 PR rtl-optimization/42249
6414 * sel-sched.c (try_replace_dest_reg): When chosen register
6415 and original register is the same, do not bail out early, but
6416 still check all original insns for validity of replacing destination
6417 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6420 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6423 Port from no-undefined-overflow branch:
6424 2009-03-09 Richard Guenther <rguenther@suse.de>
6426 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6428 2010-01-14 Richard Guenther <rguenther@suse.de>
6431 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6433 2010-01-14 Ira Rosen <irar@il.ibm.com>
6435 PR tree-optimization/42709
6436 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6437 as scalar type in creation of constant vector operand.
6439 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6442 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6443 (check-parallel-%): Match `testsuite' directory component only
6446 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6448 PR translation/39521
6449 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6452 2010-01-13 Richard Guenther <rguenther@suse.de>
6454 PR tree-optimization/42730
6455 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6458 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6461 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6462 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6465 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6467 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6468 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6469 ___umulsi3_highpart.
6471 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6472 rather than schedule_insns if the pass is enabled.
6474 2010-01-13 Martin Jambor <mjambor@suse.cz>
6476 PR tree-optimization/42704
6477 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6480 2010-01-13 Martin Jambor <mjambor@suse.cz>
6482 PR tree-optimization/42703
6483 * tree-sra.c (analyze_access_subtree): Check that we can build a
6484 reference to the original data within the aggregate.
6486 2010-01-13 Richard Guenther <rguenther@suse.de>
6488 PR tree-optimization/42705
6489 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6491 2010-01-13 Richard Guenther <rguenther@suse.de>
6494 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6496 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6499 * var-tracking.c (values_to_unmark): New variable.
6500 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6501 values_to_unmark vector. Moved body to...
6502 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6503 instead queue it into values_to_unmark vector.
6504 (vt_find_locations): Free values_to_unmark vector.
6506 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6508 * config/s390/s390.c (override_options): Set
6509 default of max-pending-list-length to 256
6511 2010-01-13 Richard Guenther <rguenther@suse.de>
6514 * tree-pass.h (PROP_gimple_lcx): New.
6515 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6516 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6517 before the final cleanup_eh.
6518 (dump_properties): Dump PROP_gimple_lcx.
6519 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6520 (tree_lower_complex_O0): Remove.
6521 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6522 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6523 tree_lower_complex, schedule TODO_update_ssa.
6524 * lto-streamer-out.c (output_function): Stream the functions
6526 * lto-streamer-in.c (input_function): Likewise.
6527 (lto_read_body): Do not override them here.
6529 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6532 * c-typeck.c (build_c_cast): Fold value cast to union type before
6533 wrapping it in a CONSTRUCTOR.
6535 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6537 PR rtl-optimization/42699
6538 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6541 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6543 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6544 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6545 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6546 SUBTARGET_WARN_UNUSED_SPEC): ... here
6547 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6549 2010-01-12 Julian Brown <julian@codesourcery.com>
6551 * config/arm/neon-schedgen.ml (Utils): Don't try to
6552 open missing module.
6553 (find_with_result): New.
6555 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6558 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6559 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6561 PR tree-optimization/42645
6562 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6563 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6564 decl_map, set processing_debug_stmt to -1 and return name without
6567 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6569 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6570 binutils version, and reword target configuration description.
6572 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6574 * config/avr/avr.h (LINKER_NAME): Remove.
6576 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6579 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6580 that support VSX, warn for -mno-altivec if vsx is not disabled,
6583 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6584 Shujing Zhao <pearly.zhao@oracle.com>
6586 PR translation/42469
6587 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6588 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6589 character between option name and help text.
6590 * c.opt (imultilib): Likewise.
6592 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6594 * lto-streamer-out.c (output_unreferenced_globals): Output static
6597 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6599 PR rtl-optimization/42621
6600 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6601 optimizing for size.
6602 (duplicate_computed_gotos): Remove now-redundant check.
6604 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6607 * configure.ac: Save and restore LDFLAGS and LIBS
6608 * configure: Regenerate.
6610 2010-01-10 Richard Guenther <rguenther@suse.de>
6613 * builtins.c (fold_builtin_strlen): Add type argument and
6614 convert the resulting length to it.
6615 (fold_builtin_1): Adjust.
6617 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6619 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6620 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6622 (num_insns_constant_wide): Adjust for that change.
6624 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6627 * web.c (union_defs): Add used argument, to combine uses of
6629 (entry_register): Adjust type and tests of used argument.
6630 (web_main): Widen used for new use. Pass it to union_defs.
6631 * df.h (union_defs): Adjust prototype.
6633 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6636 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6637 uses in new incoming argument. Free body.
6638 (reset_debug_uses_in_loop): New.
6639 (analyze_insn_to_expand_var): Call the latter if the former found
6640 anything. Fix whitespace. Reject invalid dest overlaps before
6641 going through all insns in the loop.
6643 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6646 * haifa-sched.c (dying_use_p): Debug insns don't count.
6648 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6651 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6652 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6653 (verify_gimple_call): Reject LHS in noreturn calls.
6655 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6659 * tree-vect-loop-manip.c (adjust_info): New type.
6660 (adjust_vec): New pointer to vector.
6661 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6662 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6663 (slpeel_update_phis_for_duplicate_loop): Use them.
6664 (slpeel_update_phi_nodes_for_guard1): Likewise.
6665 (slpeel_update_phi_nodes_for_guard2): Likewise.
6666 (slpeel_tree_peel_loop_to_edge): Likewise.
6667 (vect_update_ivs_after_vectorizer): Likewise.
6669 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6671 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6672 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6674 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6676 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6677 bogus uninitialized warning.
6679 2010-01-09 Richard Guenther <rguenther@suse.de>
6682 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6683 the evolution is compatible with the initial condition.
6685 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6687 * gcc.c (process_command): Update copyright notice dates.
6688 * gcov.c (print_version): Likewise.
6689 * gcov-dump.c (print_version): Likewise.
6690 * mips-tfile.c (main): Likewise.
6691 * mips-tdump.c (main): Likewise.
6693 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6696 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6698 (rotlhi3_8): Delete.
6700 (rotlsi3_8): Delete.
6701 (rotlsi3_16): Delete.
6702 (rotlsi3_24): Delete.
6704 (*rotw<mode>3): New.
6705 (*rotb<mode>3): New.
6706 * config/avr/avr.c (avr_rotate_bytes): New function.
6707 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6709 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6712 * configure.ac: Modify -rdynamic check.
6713 * configure: Regenerate.
6715 2010-01-08 DJ Delorie <dj@redhat.com>
6717 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6718 register popping order.
6720 2010-01-08 Richard Guenther <rguenther@suse.de>
6723 * c.opt (fsigned-char): Also let LTO handle this option.
6724 (funsigned-char): Likewise.
6726 2010-01-07 Richard Guenther <rguenther@suse.de>
6728 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6729 (gimple_op): Likewise.
6730 (gimple_op_ptr): Likewise.
6731 (gimple_assign_set_lhs): Remove gcc_assert.
6732 (gimple_assign_set_rhs1): Likewise.
6733 (gimple_assign_set_rhs2): Likewise.
6734 (gimple_call_set_lhs): Likewise.
6735 (gimple_call_set_fn): Likewise.
6736 (gimple_call_set_fndecl): Likewise.
6737 (gimple_call_fndecl): Likewise.
6738 (gimple_call_return_type): Likewise.
6739 (gimple_call_set_chain): Likewise.
6740 (gimple_call_num_args): Likewise.
6741 (gimple_call_set_arg): Likewise.
6742 (gimple_cond_set_code): Likewise.
6743 (gimple_cond_set_lhs): Likewise.
6744 (gimple_cond_set_rhs): Likewise.
6745 (gimple_cond_set_true_label): Likewise.
6746 (gimple_cond_set_false_label): Likewise.
6747 (gimple_label_set_label): Likewise.
6748 (gimple_goto_set_dest): Likewise.
6749 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6750 (gimple_debug_bind_get_value): Likewise.
6751 (gimple_debug_bind_get_value_ptr): Likewise.
6752 (gimple_debug_bind_set_var): Likewise.
6753 (gimple_debug_bind_set_value): Likewise.
6754 (gimple_debug_bind_reset_value): Likewise.
6755 (gimple_debug_bind_has_value_p): Likewise.
6756 (gimple_return_retval_ptr): Remove gcc_assert.
6757 (gimple_return_retval): Likewise.
6758 (gimple_return_set_retval): Likewise.
6759 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6760 (safe_referenced_var_iterator): Remove.
6761 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6762 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6763 (fill_referenced_var_vec): Remove.
6764 (first_readonly_imm_use): Remove redundant gcc_assert.
6765 (phi_arg_index_from_use): Combine gcc_asserts.
6766 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6767 (first_imm_use_stmt): Remove redundant gcc_assert.
6768 * tree-cfg.c (verify_gimple_call): Verify function and chain
6769 operands. Verify arguments.
6770 (verify_types_in_gimple_stmt): Verify condition code and labels.
6772 2010-01-07 Richard Guenther <rguenther@suse.de>
6774 PR tree-optimization/42641
6775 * sese.c (rename_map_elt_info): Use the SSA name version, do
6778 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6780 PR tree-optimization/42625
6781 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6782 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6784 2010-01-07 Duncan Sands <baldrick@free.fr>
6786 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6788 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6791 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6792 note itself is not function_invariant_p.
6794 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6796 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6797 Do not add the DF_NOTE problem.
6798 * store-motion.c (execute_rtl_store_motion): Likewise.
6800 2010-01-07 Martin Jambor <mjambor@suse.cz>
6802 PR tree-optimization/42157
6803 * tree-sra.c (compare_access_positions): Stabilize sort if both
6804 accesses have integer types, return zero immediately if they are the
6807 2010-01-06 Richard Henderson <rth@redhat.com>
6810 * haifa-sched.c (add_to_note_list): Merge into ...
6811 (concat_note_lists): ... here, and ...
6812 (unlink_other_notes, rm_other_notes): Merge into...
6813 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6814 NOTE_INSN_EPILOGUE_BEG.
6816 2010-01-06 Richard Guenther <rguenther@suse.de>
6818 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6819 not inline regular functions into always-inline functions.
6821 2010-01-06 Nick Clifton <nickc@redhat.com>
6823 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6824 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6826 (OVERRIDE_OPTIONS): Delete.
6827 (OPTIMIZATION_OPTIONS): Define.
6828 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6829 * config/rx/rx.c (rx_handle_option): Issue an error message if
6830 -mcpu=rx200 and -fpu are used together.
6831 (rx_set_optimization_options): New function. Issue an error
6832 message if an optimization attribute attempts to reset the FPU/
6833 math optimization pairing.
6834 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6835 * config/rx/rx.opt: Set the default to 32-bit doubles.
6836 * config/rx/t-rx: Add multilibs for -nofpu option.
6837 * doc/invoke.texi: Update documentation of RX options.
6839 2010-01-06 Richard Guenther <rguenther@suse.de>
6841 * tree-ssa-pre.c (name_to_id): New global.
6842 (alloc_expression_id): Simplify SSA name handling.
6843 (lookup_expression_id): Likewise.
6844 (init_pre): Zero name_to_id.
6845 (fini_pre): Free it.
6847 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6849 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6851 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6854 * config/i386/sse.md (smaxv2di3): New.
6855 (umaxv2di3): Likewise.
6856 (sminv2di3): Likewise.
6857 (uminv2di3): Likewise.
6859 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6862 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6863 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6864 (legitimize_tls_address): Likewise.
6865 (sparc_tls_referenced_p): Likewise.
6866 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6867 and adjust calls to legitimize_pic_address.
6868 (legitimate_constant_p) Use sparc_tls_referenced_p.
6869 (legitimate_pic_operand_p): Likewise.
6870 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6871 (sparc_tls_symbol_ref_1): Delete.
6872 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6873 (legitimize_tls_address): Make static, handle CONST patterns.
6874 (legitimize_pic_address): Make static, remove unused parameter and
6875 adjust recursive calls.
6876 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6877 and adjust call to legitimize_pic_address.
6878 (sparc_output_mi_thunk): Likewise.
6880 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6881 H.J. Lu <hongjiu.lu@intel.com>
6884 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6885 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6886 operands to make them signed.
6889 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6892 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6893 GTU to GT for V4SI and V2DI.
6895 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6896 (umin<mode>3): Removed.
6898 (uminv4si3): Likewise.
6900 2010-01-05 Martin Jambor <mjambor@suse.cz>
6902 PR tree-optimization/42462
6903 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6904 current_function_decl to helper functions and macros.
6906 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6909 * flags.h: Don't include real.h.
6910 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6911 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6912 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6913 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6914 * dominance.c: Update copyright.
6915 * gimple.c (walk_gimple_op): Remove inline.
6916 * tree-ssa-reassoc.c: Include real.h.
6917 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6918 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6920 2010-01-05 Nick Clifton <nickc@redhat.com>
6922 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6923 register to push into the stack frame when the accumulator has to
6924 be saved during interrupts.
6926 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6928 * doc/invoke.texi: Remove the documentation about option
6930 * common.opt (Wunreachable-code): Preserved for backward
6932 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6933 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6934 the backward compatibility flag section.
6936 2010-01-05 Richard Guenther <rguenther@suse.de>
6938 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6940 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6943 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6945 PR tree-optimization/42508
6946 * tree-sra.c (convert_callers): Check for recursive call
6947 by comparing cgraph nodes instead of decls.
6948 (modify_function): Call ipa_modify_formal_parameters also
6949 on all same_body aliases.
6951 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6952 cgraph nodes when checking for same_body aliases.
6954 2010-01-05 Richard Guenther <rguenther@suse.de>
6956 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6957 allocation and lookup.
6958 (get_or_alloc_expr_for_constant): Likewise.
6959 (phi_translate): Sink allocation.
6961 2010-01-04 Richard Guenther <rguenther@suse.de>
6963 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6964 a new entry only if needed.
6965 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6966 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6968 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6970 (phi_translate): Handle CONSTANTs early.
6972 2010-01-04 Martin Jambor <mjambor@suse.cz>
6974 PR tree-optimization/42398
6975 * tree-sra.c (struct access): Removed flag grp_different_types.
6976 (dump_access): Do not dump the removed flag.
6977 (sort_and_splice_var_accesses): Do not set the removed flag.
6978 (sra_modify_expr): Check for type compatibility directly.
6980 2010-01-04 Martin Jambor <mjambor@suse.cz>
6982 PR tree-optimization/42366
6983 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6984 edges with variable number of parameters.
6985 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6986 flag instead of asserting it.
6987 (ipa_read_node_info): Read uses_analysis_done flag.
6989 2010-01-04 Richard Guenther <rguenther@suse.de>
6991 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6992 iterative_hash_* as intended.
6993 (vn_reference_compute_hash): Likewise. Simplify hashing
6995 (vn_reference_lookup_2): Likewise.
6996 (vn_nary_op_compute_hash): Likewise.
6997 (vn_phi_compute_hash): Likewise.
6998 (expressions_equal_p): Remove strange code.
6999 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7000 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7001 (bitmap_insert_into_set_1): Take value-id as parameter.
7002 (add_to_value): Pass it.
7003 (bitmap_insert_into_set): Likewise.
7004 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7006 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7009 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7010 (do_self_spec): For switches with SWITCH_IGNORE set set also
7011 SWITCH_IGNORE_PERMANENTLY.
7012 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7015 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7017 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7018 tree of an unreferenced global var.
7020 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7023 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7024 GTU to GT for V4SI and V2DI.
7026 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7027 (umin<mode>3): Removed.
7029 (uminv4si3): Likewise.
7031 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7034 * collect2.c (main): Turn on trace in collect2 if -v is passed
7037 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7039 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7040 description of expression operand.
7042 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7044 * configure.ac: Add install-html to target_list for Make-hooks.
7045 * configure: Regenerate.
7046 * fortran/Make-lang.in (F95_HTMLFILES): New.
7047 (fortran.html): Use it.
7048 (fortran.install-html): New.
7049 * Makefile.in (install-html): Add lang.install-html.
7050 * java/Make-lang.in (JAVA_HTMLFILES): New.
7051 (java.html): Use it.
7052 (java.install-html): New.
7053 * objc/Make-lang.in (objc.install-html): New.
7054 * objcp/Make-lang.in (obj-c++.install-html): New.
7055 * cp/Make-lang.in (c++.install-html): New.
7056 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7057 * lto/Make-lang.in (lto.install-html): New.
7059 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7062 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7064 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7066 PR rtl-optimization/41862
7067 * store-motion.c (store_killed_in_insn, compute_store_table,
7068 remove_reachable_equiv_notes, replace_store_insn,
7069 build_store_vectors): Ignore all DEBUG_INSNs.
7071 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7074 * common.opt: Add dumpdir.
7076 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7078 (option_map): Add --dumpdir.
7080 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7082 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7084 * opts.c (decode_options): Try dump_dir_name first if
7085 dump_base_name isn't an absolute path.
7086 (common_handle_option): Handle OPT_dumpdir.
7088 * toplev.c (dump_dir_name): New.
7089 (print_switch_values): Also ignore -dumpdir.
7091 * toplev.h (dump_dir_name): New.
7093 2010-01-03 Richard Guenther <rguenther@suse.de>
7095 PR tree-optimization/42589
7096 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7097 double-word expansion of bswap32.
7099 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7101 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7102 with BLOCK_FOR_INSN.
7103 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7104 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7105 noce_process_if_block): Likewise.
7106 * gcse.c (compute_local_properties, insert_expr_in_table,
7107 insert_set_in_table, canon_list_insert, find_avail_set,
7108 pre_insert_copy_insn): Likewise.
7110 * basic-block.h (BLOCK_NUM): Move from here...
7111 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7113 2010-01-03 Richard Guenther <rguenther@suse.de>
7115 PR tree-optimization/42438
7116 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7117 contains_may_not_return_call flag.
7118 (BB_MAY_NOTRETURN): New.
7119 (valid_in_sets): Trapping nary operations are not valid
7120 in blocks that may not return.
7121 (insert_into_preds_of_block): Remove check for trapping expressions.
7122 (compute_avail): Compute also BB_MAY_NOTRETURN.
7124 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7126 * doc/invoke.texi: Add 2010 to copyright years.
7128 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7130 * config/sparc/sparc.c: Fix formatting nits.
7132 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7133 Alexander Monakov <amonakov@ispras.ru>
7135 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7137 2010-01-02 Richard Guenther <rguenther@suse.de>
7140 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7141 (simplify_switch_using_ranges): Mark to be removed edges
7144 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7146 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7148 * collect2.c (scan_libraries): Add missing argument in call to
7151 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7154 * config/alpha/predicates.md (aligned_memory_operand): Return false
7156 (unaligned_memory_operand): Return true for CQImode.
7157 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7158 doesn not cross aligned SImode word boundary.
7160 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7162 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7164 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7165 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7167 2010-01-02 Richard Guenther <rguenther@suse.de>
7170 * toplev.c (compile_file): Emit LTO marker properly. Change
7172 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7174 2010-01-01 Richard Guenther <rguenther@suse.de>
7177 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7179 2010-01-01 Richard Guenther <rguenther@suse.de>
7182 * c-decl.c (grokdeclarator): For zero-size arrays force
7183 structural equality checks as layout_type does.
7185 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7187 * builtins.c: Update copyright to 2010.
7189 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7192 * lto-streamer-out.c (produce_asm): Revert the last change.
7193 (copy_function): Likewise.
7195 * lto-streamer.c (lto_get_section_name): Skip any leading
7198 2010-01-01 Richard Guenther <rguenther@suse.de>
7201 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7205 Copyright (C) 2010 Free Software Foundation, Inc.
7207 Copying and distribution of this file, with or without modification,
7208 are permitted in any medium without royalty provided the copyright
7209 notice and this notice are preserved.