1 2010-04-25 Joseph Myers <joseph@codesourcery.com>
3 * c-common.c (flag_isoc1x): New.
4 (flag_isoc99): Update comment.
5 * c-common.h (flag_isoc1x): New.
6 (flag_isoc99): Update comment.
7 * c-cppbuiltin.c (builtin_define_float_constants): Also define
8 __<type>_DECIMAL_DIG__.
9 * c-opts.c (set_std_c1x): New.
10 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
11 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
12 * c.opt (-std=c1x, -std=gnu1x): New options.
13 * doc/cpp.texi: Mention -std=c1x.
14 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
15 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
16 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
17 * doc/standards.texi: Mention C1X.
18 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
19 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
20 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
23 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
25 * config/i386/gmon-sol2.c (_mcleanup): Change format string
26 placeholder from 0x%x to %#x.
27 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
28 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
29 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
30 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
31 * config/i386/i386.c (ix86_target_string): Ditto.
32 (output_pic_addr_const): Ditto.
33 (print_operand): Ditto.
35 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
37 * combine.c (find_split_point): Add third argument. Use it
38 to find nested multiply-accumulate instructions. Adjust calls.
39 (try_combine): Adjust call to find_split_point.
41 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
43 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
45 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
47 PR tree-optimization/41442
48 * fold-const.c (merge_truthop_with_opposite_arm): New function.
49 (fold_binary_loc): Call it.
51 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
53 * toplev.c (general_init): Set default for fdiagnostics-show-option.
54 * opts.c (common_handle_option): Allow disabling it.
55 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
57 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
59 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
60 between modes if both types are integral.
62 2010-04-23 Richard Guenther <rguenther@suse.de>
64 PR tree-optimization/43572
65 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
67 2010-04-23 Richard Guenther <rguenther@suse.de>
70 * tree-inline.c (tree_can_inline_p): Also check compatibility
73 2010-04-23 Martin Jambor <mjambor@suse.cz>
75 PR tree-optimization/43846
76 * tree-sra.c (struct access): New flag grp_assignment_read.
77 (build_accesses_from_assign): Set grp_assignment_read.
78 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
79 (enum mark_read_status): New type.
80 (analyze_access_subtree): Propagate grp_assignment_read, create
81 accesses also if both direct_read and root->grp_assignment_read.
83 2010-04-23 Martin Jambor <mjambor@suse.cz>
86 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
87 function does not have type attributes.
89 2010-04-23 Richard Guenther <rguenther@suse.de>
92 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
95 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
97 * sese.h (create_if_region_on_edge): Remove.
99 * sese.c (create_if_region_on_edge): Make static.
101 * tree-inline.c: Do not include ggc.h.
103 * expr.c: Do not include ggc.h.
105 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
108 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
111 * config/sh/sh.c (find_barrier): Don't emit a constant pool
112 in the middle of insns for casesi_worker_2.
114 2010-04-22 David Edelsohn <edelsohn@gnu.org>
116 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
118 2010-04-22 Ira Rosen <irar@il.ibm.com>
120 PR tree-optimization/43842
121 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
122 loop unrolling in update of exit phis. Fix comment.
123 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
124 least two reduction statements in the loop before starting SLP
127 2010-04-22 Nick Clifton <nickc@redhat.com>
129 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
131 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
133 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
136 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
138 * tree-parloops.c (loop_parallel_p): New argument
139 parloop_obstack. Pass it down.
140 (parallelize_loops): New variable parloop_obstack. Initialize it,
141 pass it down, free it.
143 * tree-loop-linear.c (linear_transform_loops): Pass down
146 * tree-data-ref.h (lambda_compute_access_matrices): New argument
147 of type struct obstack *.
149 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
150 scratch_obstack. Initialize it, pass down, free it.
152 * lambda.h (lambda_loop_new): Remove.
153 (lambda_matrix_new, lambda_matrix_inverse)
154 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
155 argument of type struct obstack *.
157 * lambda-trans.c (lambda_trans_matrix_new): New argument
158 lambda_obstack. Pass it down, use obstack allocation for ret.
159 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
162 * lambda-mat.c (lambda_matrix_get_column)
163 (lambda_matrix_project_to_null): Remove.
164 (lambda_matrix_new): New argument lambda_obstack. Use obstack
166 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
169 * lambda-code.c (lambda_loop_new): New function.
170 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
171 (lambda_compute_auxillary_space, lambda_compute_target_space)
172 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
173 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
174 (build_access_matrix): New argument lambda_obstack. Use obstack
176 (lambda_compute_step_signs, lambda_compute_access_matrices): New
177 argument lambda_obstack. Pass it down.
179 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
181 * optabs.h (expand_widening_mult): Declare.
183 2010-04-22 Richard Guenther <rguenther@suse.de>
185 PR tree-optimization/43845
186 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
187 lookup the CALL_EXPR function and arguments.
189 2010-04-22 Nick Clifton <nickc@redhat.com>
191 * config/stormy16/stormy16.c
192 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
193 * config/stormy16/stormy16.h: Tidy up formatting.
194 (DONT_USE_BUILTIN_SETJMP): Remove definition.
195 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
196 (ineqbranchsi): Delete pattern.
197 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
198 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
199 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
200 stormy16-lib2-ucmpsi2.c.
202 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
204 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
205 df_simulate_find_noclobber_defs as appropriate. Keep track of an
206 extra set merge_set_noclobber, and use it to relax the final test
208 * df.h (df_simulate_find_noclobber_defs): Declare.
209 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
211 (df_simulate_find_noclobber_defs): New function.
213 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
215 * config/i386/i386.md: Use {} around multi-line preparation statements.
217 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
219 * c-tree.h (push_init_level, pop_init_level, set_init_index)
220 (process_init_element): New argument of type struct obstack *.
222 * c-typeck.c (push_init_level, pop_init_level, set_designator)
223 (set_init_index, set_init_label, set_nonincremental_init)
224 (set_nonincremental_init_from_string, find_init_member)
225 (output_init_element, output_pending_init_elements)
226 (process_init_element): New argument braced_init_obstack. Pass it
228 (push_range_stack, add_pending_init): New argument
229 braced_init_obstack. Use obstack allocation.
231 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
232 braced_init_obstack. Pass it down.
233 (c_parser_braced_init): New variables ret, braced_init_obstack.
234 Initialize obstack, pass it down and finally free it.
236 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
239 * tree-pass.h (pass_optimize_widening_mul): Declare.
240 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
241 gate_optimize_widening_mul): New static functions.
242 (pass_optimize_widening_mul): New.
243 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
244 <case MULT_EXPR>: Remove support for widening multiplies.
245 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
246 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
247 simplify_gen_unary rather than directly building extensions.
248 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
250 * expmed.c (expand_widening_mult): New function.
251 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
253 2010-04-21 Jan Hubicka <jh@suse.cz>
255 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
256 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
257 * lto-wpa-fixup.c: Remove.
258 * Makefile.in (lto-wpa-fixup.o): Remove.
259 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
260 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
261 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
263 2010-04-21 Jan Hubicka <jh@suse.cz>
265 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
266 add write_optimization_summary, read_optimization_summary.
267 (ipa_write_summaries_of_cgraph_node_set): Remove.
268 (ipa_write_optimization_summaries): Declare.
269 (ipa_read_optimization_summaries): Declare.
270 * ipa-cp.c (pass_ipa_cp): Update.
271 * ipa-reference.c (pass_ipa_reference): Update.
272 * ipa-pure-const.c (pass_ipa_pure_const): Update.
273 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
275 * ipa-inline.c (pass_ipa_inline): Update.
276 * ipa.c (pass_ipa_whole_program): Update.
277 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
278 * passes.c (ipa_write_summaries_1): Do not test wpa.
279 (ipa_write_optimization_summaries_1): New.
280 (ipa_write_optimization_summaries): New.
281 (ipa_read_summaries): Do not test ltrans.
282 (ipa_read_optimization_summaries_1): New.
283 (ipa_read_optimization_summaries): New.
285 2010-04-21 Jan Hubicka <jh@suse.cz>
287 * lto-cgraph.c (lto_output_node): Do not output comdat groups
289 (output_cgraph): Do not arrange comdat groups for boundary nodes.
291 2010-04-21 Jakub Jelinek <jakub@redhat.com>
294 * dwarf2out.c (add_name_and_src_coords_attributes): Add
295 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
297 2010-04-21 Jan Hubicka <jh@suse.cz>
299 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
301 2010-04-21 Jan Hubicka <jh@suse.cz>
303 * varpool.c (decide_is_variable_needed): Variable is always needed
306 2010-04-21 Jan Hubicka <jh@suse.cz>
308 * opts.c (decode_options): Enable pure-const pass for whopr.
310 2010-04-21 Jan Hubicka <jh@suse.cz>
312 * cgraph.c (dump_cgraph_node): Dump also assembler name.
313 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
315 (cgraph_decide_inlining): Do not expect callee to be removed in all
318 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
320 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
322 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
324 * config/i386/i386.md (x86_shrd): Add athlon_decode and
325 amdfam10_decode attributes.
327 2010-04-21 Jakub Jelinek <jakub@redhat.com>
330 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
331 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
332 (lower_copyprivate_clauses): Use private var in outer
333 context instead of original var. Make sure the types
334 are correct for VLAs.
336 2010-04-21 Richard Guenther <rguenther@suse.de>
338 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
339 to non-pointer objects.
341 2010-04-21 Jakub Jelinek <jakub@redhat.com>
343 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
344 last chain entry if it starts with the still current label.
345 (add_location_or_const_value_attribute): Check that
346 loc_list->first->next is NULL instead of comparing ->first with ->last.
347 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
348 to add_var_loc_to_decl.
350 * dwarf2out.c (output_call_frame_info): For dw_cie_version
351 >= 4 add also address size and segment size fields into CIE header.
353 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
354 long as address size is the same as sizeof (void *) and
356 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
357 address size or segment size is unexpected, return DW_EH_PE_omit.
358 (classify_object_over_fdes): If get_cie_encoding returned
359 DW_EH_PE_omit, return -1.
360 (init_object): If classify_object_over_fdes returned -1,
361 pretend there were no FDEs at all.
363 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
365 * config/i386/i386.md (bswap<mode>2): Macroize expander from
366 bswap{si,di}2 using SWI48 mode iterator.
367 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
368 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
369 set modrm attribute of bswap insn to 0 and remove length attribute.
370 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
371 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
372 set mode attribute to <MODE> and remove length attribute.
374 2010-04-20 James E. Wilson <wilson@codesourcery.com>
376 PR rtl-optimization/43520
377 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
378 zero available registers.
380 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
382 * builtins.c (fold_builtin_cproj): Fold more cases.
384 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
386 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
387 (fold_builtin_1): Fold builtin cproj.
388 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
389 Use ATTR_CONST_NOTHROW_LIST.
391 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
393 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
394 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
395 ffsi2_no_cmove for !TARGET_CMOVE.
396 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
397 (ffssi2): Remove expander.
398 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
400 (ctz<mode>2): Ditto from ctz{si,di}2.
401 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
403 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
406 2010-04-20 Jakub Jelinek <jakub@redhat.com>
408 * dwarf2out.c (AT_linkage_name): Define.
409 (clone_as_declaration): Handle DW_AT_linkage_name.
410 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
411 of DW_AT_MIPS_linkage_name.
412 (move_linkage_attr): Likewise.
413 (dwarf2out_finish): Likewise.
415 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
418 * fold-const.c (fold_comparison): New folding rule.
420 2010-04-20 Anatoly Sokolov <aesok@post.ru>
422 * double-int.h (double_int_setbit): Declare.
423 * double-int.c (double_int_setbit): New function.
424 * rtl.h (immed_double_int_const): Declare.
425 * emit-rtl.c (immed_double_int_const): New function.
426 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
427 and immed_double_int_const functions.
428 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
429 expand_copysign_bit): (Ditto.).
430 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
431 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
432 * dojump.c (prefer_and_bit_test): (Ditto.).
433 * expr.c (convert_modes, reduce_to_bit_field_precision,
434 const_vector_from_tree): (Ditto.).
435 * expmed.c (mask_rtx, lshift_value): (Ditto.).
437 2010-04-20 Jan Hubicka <jh@suse.cz>
439 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
440 (dump_cgraph_node): Dump new flags.
441 * cgraph.h (struct cgraph_node): Add flags
442 reachable_from_other_partition and in_other_partition.
443 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
444 other partition can not be removed.
445 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
446 the other partition must be output; silence sanity checking on
447 leaking functions bodies from other paritition.
448 * lto-cgraph.c (reachable_from_other_partition_p): New function.
449 (lto_output_node): Output new flags; do not sanity check that inline
450 clones are output; drop lto_forced_extern_inline_p code; do not mock
451 visibility flags at partition boundaries.
452 (add_node_to): New function.
453 (output_cgraph): Use it to sort functions so masters appear before
455 (input_overwrite_node): Input new flags.
456 * passes.c (ipa_write_summaries): Do not call
457 lto_new_extern_inline_states.
458 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
459 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
460 lto_forced_extern_inline_p): Kill.
461 * lto-streamer.h (lto_new_extern_inline_states,
462 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
463 lto_forced_extern_inline_p): Kill.
465 2010-04-20 Richard Guenther <rguenther@suse.de>
467 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
468 from vars that can have pointers.
469 (process_constraint): Dump useless constraints.
471 2010-04-20 Richard Guenther <rguenther@suse.de>
473 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
474 (dump_sa_points_to_info): Remove asserts.
475 (init_base_vars): nothing_id isn't an escape point nor does it
478 2010-04-20 Jakub Jelinek <jakub@redhat.com>
480 * tree.h (TYPE_REF_IS_RVALUE): Define.
481 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
482 should_move_die_to_comdat, prune_unused_types_walk): Handle
483 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
484 (modified_type_die, gen_reference_type_die): Emit
485 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
486 if TYPE_REF_IS_RVALUE and -gdwarf-4.
488 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
491 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
492 calls for -fpic -m31 if they have been sibcall optimized.
494 2010-04-19 James E. Wilson <wilson@codesourcery.com>
496 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
497 ar.lc fixed and call-used.
499 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
501 2010-04-19 Jan Hubicka <jh@suse.cz>
503 * opts.c (decode_options): Disable whpr incompatible passes.
504 * lto/lto.c (lto_1_to_1_map): Skip clones.
505 (read_cgraph_and_symbols): Do not mark everything as needed.
506 (do_whole_program_analysis): Do map only after optimizing;
507 set proper cgraph_state; use passmanager.
509 2010-04-19 DJ Delorie <dj@redhat.com>
511 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
512 POINTER_PLUS_EXPR and fix them.
514 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
516 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
517 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
518 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
519 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
520 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
521 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
522 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
523 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
524 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
525 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
526 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
528 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
530 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
531 (check_cond_move_block): Likewise.
532 (cond_move_process_if_block): Likewise.
533 (noce_find_if_block): Improve formatting.
534 (find_if_header): Pass 0 to memset and tweak conditions.
535 (cond_exec_find_if_block): Fix long lines and tweak conditions.
537 2010-04-19 Jakub Jelinek <jakub@redhat.com>
539 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
543 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
544 with non-local decl doesn't need chain.
546 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
548 * ira-color.c (allocno_reload_assign): Avoid accumulating
549 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
551 2010-04-19 Martin Jambor <mjambor@suse.cz>
553 * gimple.h (create_tmp_reg): Declare.
554 * gimplify.c (create_tmp_reg): New function.
555 (gimplify_return_expr): Use create_tmp_reg.
556 (gimplify_omp_atomic): Likewise.
557 (gimple_regimplify_operands): Likewise.
558 * tree-dfa.c (make_rename_temp): Likewise.
559 * tree-predcom.c (predcom_tmp_var): Likewise.
560 (reassociate_to_the_same_stmt): Likewise.
561 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
562 (get_replaced_param_substitute): Likewise.
563 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
564 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
565 * tree-ssa-pre.c (get_representative_for): Likewise.
566 (create_expression_by_pieces): Likewise.
567 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
568 (create_tailcall_accumulator): Likewise.
570 2010-04-19 Martin Jambor <mjambor@suse.cz>
572 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
574 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
576 2010-04-19 Richard Guenther <rguenther@suse.de>
578 PR tree-optimization/43796
579 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
580 from SCEV in the lattice.
581 (vrp_visit_phi_node): Dump change.
583 2010-04-19 Richard Guenther <rguenther@suse.de>
585 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
586 * configure: Re-generated.
588 2010-04-19 Richard Guenther <rguenther@suse.de>
590 PR tree-optimization/43783
591 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
592 constant ARRAY_REF operands two and three if possible.
594 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
597 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
599 2010-04-19 Jie Zhang <jie@codesourcery.com>
602 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
604 2010-04-19 Ira Rosen <irar@il.ibm.com>
606 PR tree-optimization/37027
607 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
608 and macro to access it.
609 (vectorizable_reduction): Add argument.
610 (vect_get_slp_defs): Likewise.
611 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
612 statements for possible use in SLP.
613 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
614 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
615 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
617 (vectorizable_reduction): Likewise.
618 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
620 (vectorizable_type_demotion, vectorizable_type_promotion,
621 vectorizable_store): Likewise.
622 (vect_analyze_stmt): Update call to vectorizable_reduction.
623 (vect_transform_stmt): Likewise.
624 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
625 (vect_build_slp_tree): Fix indentation. Check that there are no loads
626 from different interleaving chains in same node.
627 (vect_slp_rearrange_stmts): New function.
628 (vect_supported_load_permutation_p): Allow load permutations for
629 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
630 inside SLP nodes if necessary.
631 (vect_analyze_slp_instance): Handle reductions.
632 (vect_analyze_slp): Try to build SLP instances originating from groups
634 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
635 (vect_get_constant_vectors): Create initial vectors for reductions
636 according to reduction code. Add new argument.
637 (vect_get_slp_defs): Add new argument, pass it to
638 vect_get_constant_vectors.
639 (vect_schedule_slp_instance): Remove SLP tree root statements.
641 2010-04-19 Jakub Jelinek <jakub@redhat.com>
643 * tree.h (ENUM_IS_SCOPED): Define.
644 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
645 for ENUM_IS_SCOPED enums.
647 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
649 * fold-const.c (fold_comparison): Use ssizetype.
650 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
651 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
652 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
653 * tree-object-size.c (compute_object_sizes): Use size_type_node.
655 * tree.h (initialize_sizetypes): Remove parameter.
656 (build_common_tree_nodes): Remove second parameter.
657 * stor-layout.c (initialize_sizetypes): Remove parameter.
658 Always create an unsigned type.
659 (set_sizetype): Assert that the passed type is unsigned and simplify.
660 * tree.c (build_common_tree_nodes): Remove second parameter.
661 Adjust call to initialize_sizetypes.
662 * c-decl.c (c_init_decl_processing): Remove second argument in call to
663 build_common_tree_nodes.
665 2010-04-18 Matthias Klose <doko@ubuntu.com>
667 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
669 2010-04-18 Ira Rosen <irar@il.ibm.com>
671 PR tree-optimization/43771
672 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
673 load permutation doesn't have gaps.
675 2010-04-18 Jan Hubicka <jh@suse.cz>
677 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
678 (sse_prologue_save_insn expander): Use new pattern.
679 (sse_prologue_save_insn1): New pattern and splitter.
680 (sse_prologue_save_insn): Update to deal also with 64bit aligned
682 * i386.c (setup_incoming_varargs_64): Do not compute jump
684 (ix86_gimplify_va_arg): Update alignment needed.
685 (ix86_local_alignment): Do not align all local arrays to 128bit.
687 2010-04-17 Jan Hubicka <jh@suse.cz>
689 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
691 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
693 * arm.md (negdi2): Remove redundant code to force values into a
696 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
698 * arm/bpabi.S: Add EABI alignment attributes to objects.
699 * arm/bpabi-v6m.S: Likewise.
700 * arm/crti.asm: Likewise.
701 * arm/crtn.asm: Likewise.
702 * arm/lib1funcs.asm: Likewise.
703 * arm/libunwind.S: Likewise.
705 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
707 * arm-protos.h (tune_params): New structure.
708 * arm.c (current_tune): New variable.
709 (arm_constant_limit): Delete.
710 (struct processors): Add pointer to the tune parameters.
711 (arm_slowmul_tune): New tuning option.
712 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
713 (all_cores): Adjust to pick up the tuning model.
714 (arm_constant_limit): New function.
715 (arm_override_options): Select the appropriate tuning model. Delete
716 initialization of arm_const_limit.
717 (arm_split_constant): Use the new constant-limit model.
718 (arm_rtx_costs): Pick up the current tuning model.
719 * arm.md (is_strongarm, is_xscale): Delete.
720 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
721 for Xscale variant architectures.
722 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
724 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
726 * config/arm/arm.c (arm_gen_constant): Remove unused variable
728 (arm_rtx_costs_1): Remove unused variable extra_cost.
729 (arm_unwind_emit_set): Use variable offset.
730 (thumb1_output_casesi): Remove unused variable flags.
732 2010-04-16 Jeff Law <law@redhat.com>
734 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
735 needing assignment rather than doing a two-phase assignment. Remove
738 2010-04-16 Jakub Jelinek <jakub@redhat.com>
741 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
743 2010-04-16 Doug Kwan <dougkwan@google.com>
745 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
746 (next_operand_entry_id): New static variable.
747 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
748 (add_to_ops_vec): Assigned unique ID to operand entry.
749 (struct oecount_s): New field ID.
750 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
751 (undistribute_ops_list): Assign unique IDs to oecounts.
752 (init_reassoc): reset next_operand_entry_id.
754 2010-04-16 Doug Kwan <dougkwan@google.com>
756 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
757 missing left parenthesis.
759 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
761 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
762 *btdi_rex64 using SWI48 mode iterator.
763 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
764 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
765 *jcc_btdi_mask_rex64.
767 2010-04-16 Anatoly Sokolov <aesok@post.ru>
769 * double-int.h (tree_to_double_int): Convert to macro.
770 * double-int.c (tree_to_double_int): Remove.
772 2010-04-16 Jakub Jelinek <jakub@redhat.com>
775 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
776 with want_address 2 and in case a single element list might be
777 possible, call it again with want_address 0.
779 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
781 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
782 case 'W' print operands for HI mode.
783 * config/h8300/h8300.h (Y0, Y2) : New constraints.
784 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
785 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
786 * config/h8300/predicate.md (bit_register_indirect_operand): New.
788 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
790 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
791 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
792 #xx:3 and #xx:4 mode.
794 * config/h8300/h8300.md (inverted load with HImode dest): Add
797 * config/h8300/predicate.md (bit_operand): Allow immediate values that
798 satisfy 'U' constraint.
800 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
802 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
803 * configure: Regenerate.
804 * config.in: Regenerate.
805 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
808 2010-04-16 Richard Guenther <rguenther@suse.de>
810 * tree.h (struct tree_decl_minimal): Move pt_uid ...
811 (struct tree_decl_common): ... here.
812 (DECL_PT_UID): Adjust.
813 (SET_DECL_PT_UID): Likewise.
814 (DECL_PT_UID_SET_P): Likewise.
816 2010-04-16 Richard Guenther <rguenther@suse.de>
818 PR tree-optimization/43572
819 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
820 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
821 * tree-flow.h (is_call_clobbered): Remove.
822 * tree-flow-inline.h (is_call_clobbered): Likewise.
823 * tree-dfa.c (dump_variable): Do not dump call clobber state.
824 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
825 (execute_return_slot_opt): Adjust.
826 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
827 check for call clobbered vars here.
828 (find_tail_calls): Move tailcall verification to the
831 2010-04-16 Diego Novillo <dnovillo@google.com>
833 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
835 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
838 * config/arm/arm.md (cbranchqi4): New pattern.
839 * config/arm/predicates.md (const0_operand,
840 cbranchqi4_comparison_operator): New predicates.
842 2010-04-16 Richard Guenther <rguenther@suse.de>
844 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
845 (dump_gimple_stmt): Likewise.
847 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
849 * recog.h (struct recog_data): New field is_operator.
850 (struct insn_operand_data): New field is_operator.
851 * recog.c (extract_insn): Set recog_data.is_operator.
852 * genoutput.c (output_operand_data): Emit code to set the
854 * reload.c (find_reloads): Use it rather than testing for an
855 empty constraint string.
858 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
859 If the previous insn is a cbranchsi4_insn with the same arguments,
860 omit the compare instruction.
862 * config/arm/arm.md (addsi3_cbranch): If destination is a high
863 register, inputs must be low registers and we need a low register
864 scratch. Handle alternative 2 like alternative 3.
866 2010-04-16 Jakub Jelinek <jakub@redhat.com>
868 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
869 don't call get_addr on both. If one expression is a VALUE and
870 the other a REG, check VALUE's locs if the REG isn't among them.
872 2010-04-16 Christian Bruel <christian.bruel@st.com>
874 * config/sh/sh.h (sh_frame_pointer_required): New function.
875 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
876 (flag_omit_frame_pointer) Set.
877 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
878 (rounded_frame_size): Adjust size with outgoing_args_size.
879 (sh_set_return_address): Must return from stack pointer.
880 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
881 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
882 (ACCUMULATE_OUTGOING_ARGS): Define.
883 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
884 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
886 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
889 * config/sh/sh.c (sh_legitimize_reload_address): Use
890 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
891 Remove a unneeded check for offset_base.
893 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
895 * configure: Regenerated.
897 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
899 * config/s390/s390.c (s390_call_save_register_used): Switch back
902 2010-04-15 Richard Guenther <rguenther@suse.de>
904 * alias.c (alias_set_subset_of): Handle alias-set zero
907 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
908 Julian Brown <julian@codesourcery.com>
910 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
911 alternatives according to use of high and low regs.
912 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
913 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
914 optimizing for size on Thumb-2.
916 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
918 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
920 2010-04-15 Richard Guenther <rguenther@suse.de>
922 * tree-ssa-structalias.c (struct variable_info): Add
924 (new_var_info): Initialize it.
925 (dump_constraints): Support printing last added constraints.
926 (debug_constraints): Adjust.
927 (dump_constraint_graph): Likewise.
928 (make_heapvar_for): Check for NULL cfun.
929 (get_function_part_constraint): New function.
930 (get_fi_for_callee): Likewise.
931 (find_func_aliases): Properly implement IPA PTA constraints.
932 (process_ipa_clobber): New function.
933 (find_func_clobbers): Likewise.
934 (insert_into_field_list_sorted): Remove.
935 (create_function_info_for): Properly allocate vars for IPA mode.
936 Do not use insert_into_field_list_sorted.
937 (create_variable_info_for): Properly generate constraints for
938 global vars in IPA mode.
939 (dump_solution_for_var): Always dump the solution.
940 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
941 (find_what_var_points_to): Adjust.
942 (pt_solution_set): Change.
943 (pt_solution_ior_into): New function.
944 (pt_solution_empty_p): Export.
945 (pt_solution_includes_global): Adjust.
946 (pt_solution_includes_1): Likewise.
947 (pt_solutions_intersect_1): Likewise.
948 (dump_sa_points_to_info): Check some invariants.
949 (solve_constraints): Move constraint dumping ...
950 (compute_points_to_sets): ... here.
951 (ipa_pta_execute): ... and here.
952 (compute_may_aliases): Do not re-compute points-to info
953 locally if IPA info is available.
954 (ipa_escaped_pt): New global var.
955 (ipa_pta_execute): Properly implement IPA PTA.
956 * tree-into-ssa.c (dump_decl_set): Support dumping
957 decls not in referenced-vars.
958 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
959 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
960 (dump_points_to_solution): Likewise.
961 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
962 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
963 (remap_gimple_stmt): Reset call clobber/use information if necessary.
964 (copy_decl_to_var): Copy DECL_PT_UID.
965 (copy_result_decl_to_var): Likewise.
966 * tree.c (make_node_stat): Initialize DECL_PT_UID.
967 (copy_node_stat): Copy it.
968 * tree.h (DECL_PT_UID): New macro.
969 (SET_DECL_PT_UID): Likewise.
970 (DECL_PT_UID_SET_P): Likewise.
971 (struct tree_decl_minimal): Add pt_uid member.
972 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
973 (pt_solution_empty_p): Declare.
974 (pt_solution_set): Adjust.
975 (ipa_escaped_pt): Declare.
976 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
977 * gimple-pretty-print.c (pp_points_to_solution): New function.
978 (dump_gimple_call): Dump call clobber/use information.
979 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
980 * tree-pass.h (TDF_ALIAS): New dump option.
981 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
982 * doc/invoke.texi (-fipa-pta): Update documentation.
984 2010-04-15 Richard Guenther <rguenther@suse.de>
986 * Makefile.in (OBJS-common): Add gimple-fold.o.
987 (gimple-fold.o): New rule.
988 * tree.h (maybe_fold_offset_to_reference,
989 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
991 * gimple.h: ... here.
992 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
993 may_propagate_address_into_dereference): Move prototypes ...
994 * gimple.h: ... here.
995 * tree-ssa-ccp.c (get_symbol_constant_value,
996 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
997 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
998 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
999 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1000 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1001 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1002 gimplify_and_update_call_from_tree): Move ...
1003 * gimple-fold.c: ... here. New file.
1004 (ccp_fold_builtin): Rename to ...
1005 (gimple_fold_builtin): ... this.
1006 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1008 2010-04-15 Richard Guenther <rguenther@suse.de>
1010 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1011 fit_double_type, force_fit_type_double, add_double_with_sign,
1012 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1013 lrotate_double, rrotate_double, div_and_round_double): Move ...
1014 * double-int.c: ... here.
1015 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1016 add_double, neg_double, mul_double_with_sign, mul_double,
1017 lshift_double, rshift_double, lrotate_double, rrotate_double,
1018 div_and_round_double): Move prototypes ...
1019 * double-int.h: ... here.
1021 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1024 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1025 matching constraints to ensure inputs match the output.
1027 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1030 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1031 in an input-only operand.
1033 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1035 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1036 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1037 (double_int_negative_p): Convert to static inline function.
1038 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1039 (double_int_negative_p): Remove.
1040 * tree.h (lshift_double, rshift_double):
1041 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1042 * fold-const.c (fold_convert_const_int_from_real,
1043 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1044 (lshift_double): Change type of arith argument to bool.
1045 (rshift_double): Change type of arith argument to bool. Correct
1047 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1049 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1052 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1053 at the start and end of the then/else blocks, and omit them from the
1055 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1056 argument; all callers changed. Pass zero to old_insns_match_p instead.
1057 (flow_find_head_matching_sequence): New function.
1058 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1059 * basic-block.h (flow_find_cross_jump,
1060 flow_find_head_matching_sequence): Declare functions.
1062 2010-04-14 Jason Merrill <jason@redhat.com>
1065 * c-common.c (attribute_takes_identifier_p): New fn.
1066 * c-common.h: Declare it.
1068 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1070 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1072 (*udivmod<mode>4): Ditto.
1074 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1076 * config/i386/i386.md (maxmin_int): Rename code attribute from
1077 maxminiprefix and update all users.
1078 (maxmin_float): Ditto from maxminfprefix.
1079 (logic): Ditto from logicprefix.
1080 (absneg_mnemonic): Ditto from absnegprefix.
1081 * config/i386/mmx.md: Update all users of maxminiprefix,
1082 maxminfprefix and logicprefix for rename.
1083 * config/i386/sse.md: Ditto.
1084 * config/i386/sync.md (sync_<code><mode>): Update for
1087 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1090 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1091 warnings converted to errors.
1093 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1095 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1096 used insn_type variable.
1097 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1098 to avoid set-but-not-used warning.
1100 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1102 * df-core.c (df_ref_debug): Change format string placeholder
1104 * dwarf2asm.c (dw2_asm_output_data_raw,
1105 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1106 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1107 * dwarf2out.c (output_cfi, output_cfi_directive,
1108 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1109 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1111 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1112 * print-rtl.c (print_rtx): Ditto.
1114 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1117 * builtins.c (expand_builtin_pow_root): New function to expand pow
1118 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1119 series of sqrt and cbrt calls under -ffast-math.
1120 (expand_builtin_pow): Call it.
1122 2010-04-14 Michael Matz <matz@suse.de>
1124 PR tree-optimization/42963
1125 * tree-cfg.c (touched_switch_bbs): New static variable.
1126 (group_case_labels_stmt): New function broken out from ...
1127 (group_case_labels): ... here, use the above.
1128 (start_recording_case_labels): Allocate touched_switch_bbs.
1129 (end_recording_case_labels): Deallocate it, call
1130 group_case_labels_stmt.
1131 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1133 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1135 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1138 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1140 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1142 2010-04-13 Jan Hubicka <jh@suse.cz>
1144 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1145 of optimized out static functions.
1146 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1147 cost computation. Also sanity check for overflows.
1148 (update_caller_keys): Update cgraph_edge_badness call; properly
1149 update fibheap and sanity check that it is up to date.
1150 (add_new_edges_to_heap): Update cgraph_edge_badness.
1151 (cgraph_decide_inlining_of_small_function): Likewise;
1152 add sanity checking that badness in heap is up to date;
1153 improve dumping of reason; Update badness of calls to the
1154 offline copy of function currently inlined; dump badness
1155 of functions not inlined because of unit growth limits.
1157 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1160 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1161 because of sign-extension change when converting to sizetype here...
1162 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1164 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1165 the folding to constants. Remove redundant final conversion.
1166 (fold_binary) <associate>: Do not associate if the re-association of
1167 constants alone overflows.
1168 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1169 to the end of the list.
1170 (multiple_of_p) <COND_EXPR>: New case.
1172 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1174 * opt-functions.awk (opt_sanitized_name): New.
1176 * optc-gen.awk: Use it
1177 * opth-gen.awk: Use it.
1179 2010-04-13 Martin Jambor <mjambor@suse.cz>
1181 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1182 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1183 children. Call replace_uses_with_default_def_ssa_name to handle
1186 2010-04-13 Michael Matz <matz@suse.de>
1189 * builtins.c (expand_builtin_interclass_mathfn): Also create
1190 a register if the predicate doesn't match.
1192 2010-04-13 Diego Novillo <dnovillo@google.com>
1194 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1195 * c-pch.c: Include timevar.h.
1196 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1197 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1198 * ggc-common.c: Include timevar.h.
1199 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1200 * timevar.def (TV_PCH_SAVE): Define.
1201 (TV_PCH_CPP_SAVE): Define.
1202 (TV_PCH_PTR_REALLOC): Define.
1203 (TV_PCH_PTR_SORT): Define.
1204 (TV_PCH_RESTORE): Define.
1205 (TV_PCH_CPP_RESTORE): Define.
1207 2010-04-13 Michael Matz <matz@suse.de>
1209 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1211 (can_reassociate_p): New function.
1212 (break_up_subtract_bb, reassociate_bb): Use it.
1214 2010-04-13 Richard Guenther <rguenther@suse.de>
1217 * builtins.c (c_readstr): Fix assert.
1219 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1221 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1222 when generating cltd insn.
1224 (*ashl<mode>3_1): Remove special handling for register operand 2.
1225 (*ashlsi3_1_zext): Ditto.
1226 (*ashlhi3_1): Ditto.
1227 (*ashlhi3_1_lea): Ditto.
1228 (*ashlqi3_1): Ditto.
1229 (*ashlqi3_1_lea): Ditto.
1230 (*<shiftrt_insn><mode>3_1): Ditto.
1231 (*<shiftrt_insn>si3_1_zext): Ditto.
1232 (*<shiftrt_insn>qi3_1_slp): Ditto.
1233 (*<rotate_insn><mode>3_1): Ditto.
1234 (*<rotate_insn>si3_1_zext): Ditto.
1235 (*<rotate_insn>qi3_1_slp): Ditto.
1237 2010-04-13 Richard Guenther <rguenther@suse.de>
1239 * tree-ssa-structalias.c (callused_id): Remove.
1240 (call_stmt_vars): New.
1241 (get_call_vi): Likewise.
1242 (lookup_call_use_vi): Likewise.
1243 (lookup_call_clobber_vi): Likewise.
1244 (get_call_use_vi): Likewise.
1245 (get_call_clobber_vi): Likewise.
1246 (make_transitive_closure_constraints): Likewise.
1247 (handle_const_call): Adjust to do per-call call-used handling.
1248 (handle_pure_call): Likewise.
1249 (find_what_var_points_to): Remove general callused handling.
1250 (init_base_vars): Likewise.
1251 (init_alias_vars): Initialize call_stmt_vars.
1252 (compute_points_to_sets): Process call-used and call-clobbered
1253 vars for call statements.
1254 (delete_points_to_sets): Free call_stmt_vars.
1256 2010-04-13 Richard Guenther <rguenther@suse.de>
1258 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1259 Only add RW dependence for dependence distance zero.
1260 Adjust maximal vectorization factor according to dependences.
1261 Move alignment handling ...
1262 (vect_find_same_alignment_drs): ... here. New function.
1263 (vect_analyze_data_ref_dependences): Adjust.
1264 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1265 (vect_analyze_data_refs): Adjust minimal vectorization factor
1266 according to data references.
1267 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1268 dependences before determining the vectorization factor.
1269 Analyze alignment after determining the vectorization factor.
1270 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1271 dependences before alignment.
1272 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1274 (vect_analyze_data_refs): Likewise.
1275 (MAX_VECTORIZATION_FACTOR): New define.
1277 2010-04-13 Duncan Sands <baldrick@free.fr>
1279 * except.h (lang_eh_type_covers): Remove.
1280 * except.c (lang_eh_type_covers): Likewise.
1282 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1283 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1285 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1286 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1287 UNITS_PER_LONG where it is ABI relevant.
1288 (s390_return_addr_rtx): Likewise.
1289 (s390_back_chain_rtx): Likewise.
1290 (s390_frame_area): Likewise.
1291 (s390_frame_info): Likewise.
1292 (s390_initial_elimination_offset): Likewise.
1293 (save_gprs): Likewise.
1294 (s390_emit_prologue): Likewise.
1295 (s390_emit_epilogue): Likewise.
1296 (s390_function_arg_advance): Likewise.
1297 (s390_function_arg): Likewise.
1298 (s390_va_start): Likewise.
1299 (s390_gimplify_va_arg): Likewise.
1300 (s390_function_profiler): Likewise.
1301 (s390_optimize_prologue): Likewise.
1302 (s390_rtx_costs): Likewise.
1303 (s390_secondary_reload): Likewise.
1304 (s390_promote_function_mode): Likewise.
1305 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1306 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1307 registers available.
1308 (s390_unwind_word_mode): New function.
1309 (s390_function_value): Split 64 bit values into register pair if
1310 used as return value.
1311 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1312 function call parameters. Handle parallels.
1313 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1314 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1315 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1316 (s390_expand_setmem): Remove unused variable src_addr.
1317 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1318 deal with 64 bit registers.
1319 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1320 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1321 (UNITS_PER_LONG): New macro.
1322 * libjava/include/s390-signal.h: Define extended ucontext
1323 structure containing the upper halfs of the 64 bit registers.
1325 2010-04-13 Simon Baldwin <simonb@google.com>
1327 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1329 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1331 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1332 rvalue on the RHS if the LHS is of a non-renamable type.
1333 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1335 2010-04-13 Matthias Klose <doko@ubuntu.com>
1337 * gcc.c (cc1_options): Handle -iplugindir before processing
1338 the cc1 spec. Only add -iplugindir once.
1339 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1341 * common.opt (iplugindir): Remove `Separate' property, initialize.
1342 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1344 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1345 (distclean): Remove plugin dir.
1346 * doc/invoke.texi: Document -iplugindir.
1348 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1350 * doc/plugins.texi (Loading Plugins): Document short
1351 -fplugin=foo option.
1352 (Plugin API): Mention default_plugin_dir_name function.
1354 * gcc.c (find_file_spec_function): Add new declaration.
1355 (static_spec_func): Use it for "find-file".
1356 (find_file_spec_function): Add new function.
1357 (cc1_options): Add -iplugindir option if -fplugin* options found.
1359 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1361 * plugin.c (add_new_plugin): Updated comment, and handle short
1363 (default_plugin_dir_name): Added new function.
1365 * common.opt (iplugindir): New option to set the plugin directory.
1367 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1369 * config/i386/i386.md (any_rotate): New code iterator.
1370 (rotate_insn): New code attribute.
1372 (SWIM124): New mode iterator.
1373 (<rotate_insn>ti3): New expander.
1374 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1375 any_rotate code iterator.
1376 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1377 using any_rotate code iterator and SWIM124 mode iterator.
1378 (ix86_rotlti3): New insn_and_split pattern.
1379 (ix86_rotrti3): Ditto.
1380 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1381 ix86_rotl{di,ti}3 patterns.
1382 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1383 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1384 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1385 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1386 code iterator and SWI mode iterator.
1387 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1388 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1390 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1391 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1392 (bswap rotatert splitter): Add splitter.
1393 (bswap splitter): Macroize splitter using any_rotate code iterator.
1394 Add insn predicate to split only for TARGET_USE_XCHGB or when
1395 optimizing function for size.
1397 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1399 * config/pa/pa.c (emit_move_sequence): Remove use of
1400 deleted variable flag_argument_noalias.
1402 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1404 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1406 Add to unsupported targets list.
1407 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1408 sparc*-sun-solaris2.[567]* from target lists.
1409 * configure: Regenerate.
1410 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1412 Remove Solaris 7 patch references.
1413 (Specific, sparc-sun-solaris2.7): Removed.
1414 (sparc-sun-solaris2*): Update Solaris 7 example.
1415 (sparc64-*-solaris2*): Likewise.
1417 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1419 * config.build (alpha*-dec-osf4*): Remove.
1420 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1421 of obsolete configurations.
1422 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1424 * config/alpha/t-osf4: Renamed to ...
1425 * config/alpha/t-osf5: ... this.
1426 * config/alpha/osf.h: Renamed to ...
1427 * config/alpha/osf5.h: ... this.
1428 Merged old osf5.h contents.
1430 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1431 (EXTRA_SPECS): Removed.
1432 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1433 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1436 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1438 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1440 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1443 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1444 __thiscall convention.
1446 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1448 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1450 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1452 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1454 * function.c (assign_parms_initialize_all): Add unused attribute
1457 2010-04-12 Richard Guenther <rguenther@suse.de>
1459 * gsstruct.def (GSS_CALL): New.
1460 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1461 * gimple.h: Include tree-ssa-alias.h.
1462 (struct gimple_statement_call): New.
1463 (union gimple_statement_struct_d): Add gimple_call member.
1464 (gimple_call_reset_alias_info): Declare.
1465 (gimple_call_use_set): New function.
1466 (gimple_call_clobber_set): Likewise.
1467 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1468 * gimple.c (gimple_call_reset_alias_info): New function.
1469 (gimple_build_call_1): Call it.
1470 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1471 * tree-inline.c (remap_gimple_stmt): Likewise.
1472 (expand_call_inline): Remove callused handling.
1473 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1474 * tree-dfa.c (dump_variable): Likewise.
1475 * tree-parloops.c (parallelize_loops): Likewise.
1476 * tree-ssa.c (init_tree_ssa): Likewise.
1477 (delete_tree_ssa): Likewise.
1478 * tree-flow-inline.h (is_call_used): Remove.
1479 * tree-flow.h (struct gimple_df): Remove callused member.
1480 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1481 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1482 (ref_maybe_used_by_call_p_1): Simplify.
1483 (call_may_clobber_ref_p_1): Likewise.
1484 * tree-ssa-structalias.c (compute_points_to_sets): Set
1485 the call stmt used and clobbered sets.
1486 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1487 (find_tail_calls): Verify the tail call.
1489 2010-04-12 Richard Guenther <rguenther@suse.de>
1491 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1492 single-iteration always-inline inlining.
1493 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1494 (cgraph_decide_inlining): Do not handle always-inline specially.
1495 (try_inline): Remove always-inline cycle detection special case.
1496 Do not recurse on always-inlines.
1497 (cgraph_early_inlining): Do not iterate if not optimizing.
1498 (cgraph_gate_early_inlining): remove.
1499 (pass_early_inline): Run unconditionally.
1500 (gate_cgraph_decide_inlining): New function.
1501 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1502 not inlining or optimizing.
1503 (cgraph_decide_inlining_of_small_functions): Also consider
1504 always-inline functions.
1505 (cgraph_default_inline_p): Return true for nodes which should
1506 disregard inline limits.
1507 (estimate_function_body_sizes): Assume zero size and time for
1508 nodes which are marked as disregarding inline limits.
1509 (cgraph_decide_recursive_inlining): Do not perform recursive
1510 inlining on always-inline nodes.
1512 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1515 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1516 for exprs satisfying handled_component_p.
1518 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1520 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1521 non-constant aggregate elements.
1523 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1524 is a real initialization.
1526 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1529 * c-decl.c (start_function): Move forward check for nested function.
1531 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1533 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1534 * config/sh/sh.c: Include reload.h.
1535 (sh_legitimize_reload_address): New.
1536 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1537 sh_legitimize_reload_address.
1539 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1541 * config/sh/sh.md (*movqi_pop): New insn pattern.
1542 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1544 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1546 * config/i386/i386.md (any_shiftrt): New code iterator.
1547 (shiftrt_insn): New code attribute.
1549 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1550 using any_shiftrt code iterator.
1551 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1552 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1553 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1554 pattern from corresponding peephole2 patterns.
1555 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1556 using any_shiftrt code iterator.
1557 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1558 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1559 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1560 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1561 *{ashr,lshr}<mode>3_cmp_zext.
1562 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1564 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1566 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1568 (*lshr<mode>3_cconly): Ditto.
1570 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1572 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1573 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1574 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1575 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1577 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1578 from corresponding peephole2 patterns.
1579 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1580 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1581 and *lshrdi3_1_rex64 using SWI mode iterator.
1582 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1583 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1584 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1585 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1586 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1587 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1588 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1589 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1590 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1593 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1595 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1596 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1597 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1598 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1600 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1601 from corresponding peephole2 patterns.
1602 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1603 (ashrsi3_cvt): Rename from ashrsi3_31.
1604 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1605 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1606 and x86_64_shift_adj_3 using SWI48 mode iterator.
1607 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1608 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1609 and *ashrdi3_1_rex64 using SWI mode iterator.
1610 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1611 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1612 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1613 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1614 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1615 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1616 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1617 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1618 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1620 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1621 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1622 x86_shift<mode>_adj_3 expanders.
1624 2010-04-10 Wei Guozhi <carrot@google.com>
1627 * config/arm/arm.c (arm_pic_static_addr): New function.
1628 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1630 (arm_output_addr_const_extra): Output expression for new pattern.
1631 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1633 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1635 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1638 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1639 * web.c: Include "insn-config.h" and "recog.h".
1640 (union_match_dups): New function.
1641 (web_main): Call it.
1642 (union_defs): Don't try to recognize match_dups.
1644 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1645 if doing so would replace the entire pattern.
1647 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1651 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1652 and splitter pattern. Change splitter operand 1 predicate to
1655 2010-04-09 Martin Jambor <mjambor@suse.cz>
1657 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1658 lattices are addresses of CONST_DECLs with the same initial value.
1659 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1660 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1662 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1663 Bernd Schmidt <bernds@codesourcery.com>
1665 * loop-invariant.c (replace_uses): New static function.
1666 (move_invariant_reg): Use it to ensure we can replace the uses.
1668 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1670 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1672 (picochip_override_options): Enable section anchors only above -O1.
1673 (picochip_reorg): Fixed a couple of build warnings.
1675 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1677 * configure.ac (plugin -rdynamic test): Log result.
1678 * configure: Regenerate.
1679 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1680 (RDYNAMIC_SPEC): Define.
1681 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1683 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1685 * configure.ac: Determine Sun ld version numbers.
1686 (comdat_group): Restrict GNU ld version checks to gld.
1687 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1688 (enable_comdat): Support --enable-comdat.
1689 * configure: Regenerate.
1690 * doc/install.texi (Configuration): Document --enable-comdat.
1692 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1694 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1695 * config/sol2-gld.h: ... here.
1696 * config.gcc (sparc*-*-solaris2*): Reflect this.
1697 (i[34567]86-*-solaris2*): Use it.
1699 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1701 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1703 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1705 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1708 * diagnostic.c (diagnostic_initialize): Initialize
1709 some_warnings_are_errors.
1710 (diagnostic_finish): New.
1711 (diagnostic_action_after_output): Call it before exiting.
1712 (diagnostic_report_diagnostic): Do not print message here. Set
1713 some_warnings_are_errors.
1714 * diagnostic.h (diagnostic_context): Delete
1715 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1716 (diagnostic_finish): Declare.
1717 * toplev.c (toplev_main): Call it before exit.
1719 2010-04-09 Jason Merrill <jason@redhat.com>
1722 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1723 for incomplete type.
1726 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1727 based on a warning flag.
1729 2010-04-09 Richard Guenther <rguenther@suse.de>
1731 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1733 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1736 * varasm.c (default_assemble_visibility): Wrap vars that are
1737 set, but unused, by targets without GAS.
1738 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1739 Remove set, but unused, vars.
1740 (rs6000_legitimize_tls_address): Likewise.
1741 (altivec_expand_dst_builtin): Likewise.
1742 * config/darwin.c (machopic_classify_symbol): Likewise.
1743 (machopic_indirection_name): Likewise.
1745 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1747 * config/i386/i386.md (DWI): New mode iterator.
1748 (S): New mode attribute.
1749 (shift_operand): Ditto.
1750 (shift_immediate_operand): Ditto.
1751 (ashl_input_operand): Ditto.
1752 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1753 using SDWIM mode iterator.
1754 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1755 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1757 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1758 from corresponding peephole2 patterns.
1759 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1760 and x86_64_shift_adj_1 using SWI48 mode iterator.
1761 (x86_shift<mode>_adj_2): Ditto.
1762 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1763 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1764 using SWI48 mode iterator.
1765 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1766 *ashldi3_cmp_rex64 using SWI mode iterator.
1767 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1768 *ashldi3_cconly_rex64 using SWI mode iterator.
1769 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1770 x86_shift<mode>_adj_{1,2}.
1771 (ix86_split_ashr): Ditto.
1772 (ix86_split_lshr): Ditto.
1774 2010-04-09 Richard Guenther <rguenther@suse.de>
1776 * target.h (builtin_conversion): Pass in input and output types.
1777 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1778 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1779 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1780 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1782 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1784 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1786 2010-04-09 Richard Guenther <rguenther@suse.de>
1789 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1791 2010-04-09 Richard Guenther <rguenther@suse.de>
1793 * tree-vectorizer.h (struct _stmt_vec_info): Document
1794 that vectype is the type of the LHS.
1795 (supportable_widening_operation, supportable_narrowing_operation):
1796 Get both input and output vector types as arguments.
1797 (vect_is_simple_use_1): Declare.
1798 (get_same_sized_vectype): Likewise.
1799 * tree-vect-loop.c (vect_determine_vectorization_factor):
1800 Set STMT_VINFO_VECTYPE to the vector type of the def.
1801 (vectorizable_reduction): Adjust.
1802 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1803 Adjust. Specify the output vector type.
1804 (vect_pattern_recog_1): Adjust.
1805 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1806 (vectorizable_call): Adjust.
1807 (vectorizable_conversion): Likewise.
1808 (vectorizable_operation): Likewise.
1809 (vectorizable_type_demotion): Likewise.
1810 (vectorizable_type_promotion): Likewise.
1811 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1813 (vect_is_simple_use_1): New function.
1814 (supportable_widening_operation): Get both input and output
1816 (supportable_narrowing_operation): Likewise.
1817 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1819 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1821 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1822 __thiscall and _thiscall as predefined macros.
1823 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1824 thiscall attribute handling.
1825 (ix86_comp_type_attributes): Likewise.
1826 (ix86_function_regparm): Likewise.
1827 (ix86_return_pops_args): Likewise.
1828 (init_cumulative_args): Likewise.
1829 (find_drap_reg): Likewise.
1830 (ix86_static_chain): Likewise.
1831 (x86_this_parameter): Likewise.
1832 (x86_output_mi_thunk): Likewise.
1833 (ix86_attribute_table): Add description for thiscall attribute.
1834 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1835 * doc/extend.texi: Add documentation for thiscall.
1837 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1840 * c.opt (Wint-to-pointer-cast): Available in C++.
1841 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1843 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1845 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1846 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1847 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1848 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1849 function type instead. Reorder and simplify checks.
1851 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1853 2010-04-08 Jing Yu <jingyu@google.com>
1854 Zdenek Dvorak <ook@ucw.cz>
1856 PR tree-optimization/42720
1857 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1858 loop unswitch conditions here from ...
1859 (tree_unswitch_single_loop): ... here.
1861 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1863 * tree-if-conv.c: Fix comments and simplify logic.
1865 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1867 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1868 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1869 (main_tree_if_conversion): Update call to tree_if_conversion.
1871 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1874 * doc/invoke.texi (-b,-V): Delete.
1875 * doc/tm.texi: Do not mention -b.
1876 * gcc.c (display_help): Delete -b and -V.
1877 (process_command): Delete -b and -V.
1878 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1880 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1881 Wolfgang Gellerich <gellerich@de.ibm.com>
1883 Implement target hook for loop unrolling
1884 * target.h (loop_unroll_adjust): Add a new target hook function.
1885 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1886 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1887 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1888 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1889 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1891 (decide_unroll_stupid): Likewise.
1893 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1896 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1898 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1900 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1901 (Specific, *-*-solaris2*): Likewise.
1902 Don't prefer Sun as over GNU as.
1904 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1906 * config/s390/s390.c (override_options): Adjust the z10
1907 defaults for max-unroll-times, max-completely-peeled-insns
1908 and max-completely-peel-times.
1910 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1912 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1913 instructions for z10.
1914 (s390_expand_setmem): Likewise.
1915 (s390_expand_cmpmem): Likewise.
1917 2010-04-08 Richard Guenther <rguenther@suse.de>
1919 PR tree-optimization/43679
1920 * tree-ssa-pre.c (eliminate): Only propagate copies.
1922 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1925 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1926 set but not used variable warning.
1928 2010-04-08 Wei Guozhi <carrot@google.com>
1931 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1932 (arm_size_rtx_costs): Call the new function when optimized for size.
1934 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1937 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1938 op0 is not a MEM, just return NULL instead of assertion
1940 (discover_nonconstant_array_refs): Don't walk debug stmts.
1942 2010-04-08 Doug Kwan <dougkwan@google.com>
1944 * configure.ac: Recognize gold and do not use its version number
1945 to test ld features.
1946 * configure: Regenerate.
1948 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1951 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1952 (negate_value): Move code to push elements to broken_up_substracts ...
1953 (eliminate_plus_minus_pair): ... here. Push operands that have no
1954 negative pair to plus_negates.
1955 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1957 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1959 * doc/install.texi (Configuration): Move description of
1960 --enable-lto, --with-libelf*, --enable-gold from Java section to
1963 * doc/generic.texi (Working with declarations)
1964 (Function Properties, C and C++ Trees): Fix typos.
1965 * doc/sourcebuild.texi (Top Level): Likewise.
1967 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1970 * tree.h (DECL_READ_P): Define.
1971 (struct tree_decl_common): Add decl_read_flag.
1972 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1973 a set but not used warning.
1974 (merge_decls): Merge DECL_READ_P flag.
1975 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1976 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1977 * c-common.c (handle_used_attribute, handle_unused_attribute):
1979 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1981 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1983 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1984 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1985 c_parser_binary_expression, c_parser_cast_expression,
1986 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1987 Call default_function_array_read_conversion instead of
1988 default_function_array_conversion where needed.
1989 (c_parser_unary_expression, c_parser_conditional_expression,
1990 c_parser_postfix_expression_after_primary, c_parser_initelt):
1991 Likewise. Call mark_exp_read where needed.
1992 (c_parser_statement_after_labels, c_parser_asm_operands,
1993 c_parser_typeof_specifier, c_parser_sizeof_expression,
1994 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1996 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1998 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1999 (warn_unused_but_set_parameter): Default to warn_unused
2001 * doc/invoke.texi: Document -Wunused-but-set-variable and
2002 -Wunused-but-set-parameter.
2004 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2005 used count variable.
2006 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2007 when operandN variables aren't used in the body of the expander
2009 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2010 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2011 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2012 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2013 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2014 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2015 * tree.c (PROCESS_ARG): Likewise.
2017 2010-04-07 Simon Baldwin <simonb@google.com>
2019 * diagnostic.h (diagnostic_override_option_index): New macro to
2020 set a diagnostic's option_index.
2021 * c-tree.h (c_cpp_error): Add warning reason argument.
2022 * opts.c (_warning_as_error_callback): New.
2023 (register_warning_as_error_callback): Store callback for
2024 warnings enabled via enable_warning_as_error.
2025 (enable_warning_as_error): Call callback, minor code tidy.
2026 * opts.h (register_warning_as_error_callback): Declare.
2027 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2028 response to -Werror=.
2029 (c_common_init_options): Register warning_as_error_callback in opts.c.
2030 * common.opt: Add -Wno-cpp option.
2031 * c-common.c (struct reason_option_codes_t): Map cpp warning
2032 reason codes to gcc option indexes.
2033 * (c_option_controlling_cpp_error): New function, lookup the gcc
2034 option index for a cpp warning reason code.
2035 * (c_cpp_error): Add warning reason argument, call
2036 c_option_controlling_cpp_error for diagnostic_override_option_index.
2037 * doc/invoke.texi: Document -Wno-cpp.
2039 2010-04-07 Richard Guenther <rguenther@suse.de>
2041 * ipa-reference.c (mark_load): Use get_base_address.
2042 (mark_store): Likewise.
2044 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2045 inserting GIMPLE_NOPs into the IL.
2046 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2047 Explicitly strip handled components and indirect references.
2049 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2050 folding address expressions.
2051 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2052 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2053 operand_equal_p to compare decls.
2054 (ptr_deref_may_alias_decl_p): Likewise.
2055 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2056 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2057 Handle reversed comparison ops.
2058 * tree-sra.c (asm_visit_addr): Use get_base_address.
2059 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2060 * ipa-reference.c (mark_address): Use get_base_address.
2062 2010-04-07 Richard Guenther <rguenther@suse.de>
2064 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2065 Propagate constants everywhere.
2067 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2070 * tree.c (MAX_INT_CACHED_PREC): Define.
2071 (nonstandard_integer_type_cache): New array.
2072 (build_nonstandard_integer_type): Cache results for precision
2073 <= MAX_INT_CACHED_PREC.
2075 2010-04-07 Richard Guenther <rguenther@suse.de>
2077 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2078 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2079 * common.opt: Likewise.
2080 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2081 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2082 (nonoverlapping_memrefs_p): Likewise.
2083 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2084 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2085 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2086 OPT_fargument_noalias_global for backward compatibility.
2088 2010-04-07 Richard Guenther <rguenther@suse.de>
2090 PR tree-optimization/43270
2091 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2092 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2093 * tree-ssa-pre.c (phi_translate_1): Adjust.
2094 (fully_constant_expression): Split out vn_reference handling to ...
2095 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2096 Fold reads from constant strings.
2097 (vn_reference_lookup): Handle fully constant references.
2098 (vn_reference_lookup_pieces): Likewise.
2099 * Makefile.in (expmed.o-warn): Add -Wno-error.
2101 2010-04-07 Martin Jambor <mjambor@suse.cz>
2103 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2105 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2108 * gcc.c: Add -static-libstdc++ to list of recognized options.
2110 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2112 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2114 2010-04-07 Richard Guenther <rguenther@suse.de>
2117 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2118 bases build simple mem attributes to retain points-to information.
2120 2010-04-07 Richard Guenther <rguenther@suse.de>
2123 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2124 preserve points-to related information.
2126 2010-04-07 Richard Guenther <rguenther@suse.de>
2129 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2130 discard plain indirect references.
2131 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2132 * tree.c (tree_nop_conversion): Likewise.
2134 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2137 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2139 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2141 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2142 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2144 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2146 * tree-if-conv.c: Fix indentation and comments.
2148 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2150 * tree-if-conv.c: Sort static functions in topological order.
2152 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2154 * tree-if-conv.c: Fix indentation and comments.
2156 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2159 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2160 lang_hooks.types.type_for_size instead of
2161 build_nonstandard_integer_type.
2162 When converting an unsigned type to signed, double its precision.
2163 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2164 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2165 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2168 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2171 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2172 POINTER_PLUS_EXPR for pointer types.
2174 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2177 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2178 * graphite-clast-to-gimple.c: Include langhooks.h.
2179 (max_signed_precision_type): New.
2180 (max_precision_type): Takes two types as arguments.
2181 (precision_for_value): New.
2182 (precision_for_interval): New.
2183 (gcc_type_for_interval): New.
2184 (gcc_type_for_value): New.
2185 (gcc_type_for_clast_term): New.
2186 (gcc_type_for_clast_red): New.
2187 (gcc_type_for_clast_bin): New.
2188 (gcc_type_for_clast_expr): Split up into several functions.
2189 (gcc_type_for_clast_eq): Rewritten.
2190 (compute_bounds_for_level): New.
2191 (compute_type_for_level_1): New.
2192 (compute_type_for_level): New.
2193 (gcc_type_for_cloog_iv): Removed.
2194 (gcc_type_for_iv_of_clast_loop): Rewritten.
2195 (graphite_create_new_loop): Compute the lower and upper bound types
2196 with gcc_type_for_clast_expr.
2197 (graphite_create_new_loop_guard): Same.
2198 (find_cloog_iv_in_expr): Removed.
2199 (compute_cloog_iv_types_1): Removed.
2200 (compute_cloog_iv_types): Removed.
2201 (gloog): Do not call compute_cloog_iv_types.
2202 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2204 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2205 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2206 (GBB_CLOOG_IV_TYPES): Removed.
2208 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2210 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2211 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2212 (detect_commutative_reduction): Same.
2214 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2216 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2217 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2219 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2220 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2221 (rewrite_commutative_reductions_out_of_ssa): Same.
2222 * passes.c (execute_function_todo): Call verify_ssa for every pass
2223 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2224 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2225 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2226 with an extra argument.
2227 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2228 verify_ssa only when the extra argument is true.
2229 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2230 with an extra argument.
2231 (tree_transform_and_unroll_loop): Same.
2233 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2235 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2236 for all the passes of the LNO having LOOP_CLOSED_SSA.
2237 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2238 * tree-loop-distribution.c (pass_loop_distribution): Same.
2239 * tree-pass.h (TODO_verify_loops): Removed.
2240 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2242 (pass_tree_unswitch): Same.
2243 (pass_predcom): Same.
2244 (pass_vectorize): Same.
2245 (pass_linear_transform): Same.
2246 (pass_graphite_transforms): Same.
2247 (pass_iv_canon): Same.
2248 (pass_complete_unroll): Same.
2249 (pass_complete_unrolli): Same.
2250 (pass_parallelize_loops): Same.
2251 (pass_loop_prefetch): Same.
2252 (pass_iv_optimize): Same.
2254 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2257 * passes.c (init_optimization_passes): Move pass_lim before
2258 pass_copy_prop and pass_dce_loop.
2260 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2263 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2264 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2265 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2266 MULTI_* defines for 4 argument vpermil2p* builtins.
2268 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2270 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2271 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2272 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2273 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2274 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2275 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2276 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2277 Use x86_maybe_negate_const_int to output insn mnemonic.
2278 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2279 check from instruction predicate. Update comments.
2280 * config/i386/sync.md (sync_add<mode>): Use
2281 x86_maybe_negate_const_int to output insn mnemonic.
2283 2010-04-06 Jan Hubicka <jh@suse.cz>
2285 PR tree-optimization/42906
2286 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2287 IGNORE_SELF argument. Set visited_control_parents for fully
2289 (find_obviously_necessary_stmts): Update call of
2290 mark_control_dependent_edges_necessary.
2291 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2293 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2295 * config/i386/i386.md: Remove comment about 'e' and 'E'
2298 2010-04-06 Richard Guenther <rguenther@suse.de>
2300 PR tree-optimization/43627
2301 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2302 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2305 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2307 * BASE-VER: Change to 4.6.0.
2310 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2313 2010-04-06 Richard Guenther <rguenther@suse.de>
2316 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2318 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2320 * doc/invoke.texi (Optimize Options): Document that LTO
2321 won't remove object access purely due to incompatible
2324 2010-04-04 Matthias Klose <doko@ubuntu.com>
2326 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2327 Initialize variable.
2329 2010-04-03 Richard Guenther <rguenther@suse.de>
2332 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2333 require a non-NULL MEM_OFFSET.
2335 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2337 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2338 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2339 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2340 config/alpha/predicates.md, config/arm/arm.md,
2341 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2342 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2343 config/darwin9.h, config/darwin.c, config/darwin.h,
2344 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2345 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2346 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2347 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2348 config/mips/mips.md, config/mn10300/mn10300.c,
2349 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2350 config/rs6000/aix.h, config/rs6000/dfp.md,
2351 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2352 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2353 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2354 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2355 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2356 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2357 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2358 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2359 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2360 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2361 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2362 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2363 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2364 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2365 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2366 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2367 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2368 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2369 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2370 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2371 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2372 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2373 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2374 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2375 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2376 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2377 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2378 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2379 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2380 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2381 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2382 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2383 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2384 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2385 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2386 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2388 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2391 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2392 * aclocal.m4: Regenerate.
2394 2010-04-02 Richard Guenther <rguenther@suse.de>
2396 PR tree-optimization/43629
2397 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2398 if we have seen a constant value.
2400 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2402 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2404 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2407 * arm.c (legitimize_tls_address): Adjust call to
2408 gen_tls_load_dot_plus_four.
2409 (arm_note_pic_base): New function.
2410 (arm_cannot_copy_insn_p): Use it.
2411 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2414 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2419 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2421 * Makefile.in ($(out_object_file)): Depend on
2422 gt-$(basename $(notdir $(out_file))).h.
2424 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2426 * config.gcc (lm32-*-rtems*): Add t-lm32.
2428 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2430 * config.gcc: Add lm32-*-rtems*.
2431 * config/lm32/rtems.h: New file.
2433 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2436 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2438 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2440 * dwarf2out.c (output_compilation_unit_header): For
2441 -gdwarf-4 use version 4 instead of version 3.
2442 (output_line_info): For version 4 and above emit additional
2443 maximum ops per insn header field.
2444 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2446 * dwarf2out.c (is_c_family, is_java): Remove.
2447 (lower_bound_default): New function.
2448 (add_bound_info, gen_descr_array_type_die): Use it.
2450 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2453 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2454 re-declaration when it happens in a function.
2456 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2458 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2459 (cgraph_remove_function_insertion_hook): Same.
2460 (cgraph_call_function_insertion_hooks): Same.
2462 2010-04-01 Richard Guenther <rguenther@suse.de>
2465 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2466 and TREE_THIS_VOLATILE.
2467 (copy_ref_info): Likewise.
2468 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2469 * tree.c (build6_stat): Ignore side-effects of all but arg5
2470 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2473 2010-04-01 Richard Guenther <rguenther@suse.de>
2475 PR tree-optimization/43607
2476 * ipa-type-escape.c (check_call): Do not access non-existing
2479 2010-04-01 Richard Guenther <rguenther@suse.de>
2483 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2484 Jack Howarth <howarth@bromo.med.uc.edu>
2486 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2489 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2491 * doc/install.texi (Prerequisites): Document libelf usability on
2492 IRIX 5/6 and Solaris 2.
2493 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2494 Update GNU as, GNU ld requirements.
2495 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2496 Document Sun Studio compiler download.
2497 Update and simplify as, ld recommendations.
2498 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2500 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2502 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2503 with_tune_32 to pentium4.
2505 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2507 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2509 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2511 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2512 obsoletion, removal.
2514 Document GNU as requirement.
2515 Update configure requirements.
2516 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2517 Recomment IRIX 6.5.18+.
2518 Document IDF/IDL requirement.
2519 Document GNU as requirement.
2520 Document GNU ld bootstrap failure.
2521 Remove freeware.sgi.com reference.
2523 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2525 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2526 UNIX V4.0, V5.0 obsoletion, removal.
2527 Remove --with-gc=simple reference.
2528 Update VM requirements during bootstrap.
2529 Remove -oldas bootstrap description.
2530 Update binutils reference.
2531 Remove comparison failure note.
2533 2010-03-31 Richard Guenther <rguenther@suse.de>
2534 Zdenek Dvorak <ook@ucw.cz>
2535 Sebastian Pop <sebastian.pop@amd.com>
2538 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2539 with multiple arguments.
2540 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2542 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2544 * graphite-dependences.c (print_pddr): Call print_pdr with an
2546 * graphite-poly.c (debug_pdr): Add an extra argument for the
2549 (print_pbb_domain): Same.
2551 (print_scop_context): Same.
2553 (print_cloog): Same.
2554 (debug_pbb_domain): Same.
2558 (debug_scop_context): Same.
2560 (debug_cloog): Same.
2561 (print_scop_params): Same.
2562 (debug_scop_params): Same.
2563 (print_iteration_domain): Same.
2564 (print_iteration_domains): Same.
2565 (debug_iteration_domain): Same.
2566 (debug_iteration_domains): Same.
2567 (print_scattering_function): Same.
2568 (print_scattering_functions): Same.
2569 (debug_scattering_function): Same.
2570 (debug_scattering_functions): Same.
2571 * graphite-poly.h (debug_pdr): Update declaration.
2573 (print_pbb_domain): Same.
2575 (print_scop_context): Same.
2577 (print_cloog): Same.
2578 (debug_pbb_domain): Same.
2582 (debug_scop_context): Same.
2584 (debug_cloog): Same.
2585 (print_scop_params): Same.
2586 (debug_scop_params): Same.
2587 (print_iteration_domain): Same.
2588 (print_iteration_domains): Same.
2589 (debug_iteration_domain): Same.
2590 (debug_iteration_domains): Same.
2591 (print_scattering_function): Same.
2592 (print_scattering_functions): Same.
2593 (debug_scattering_function): Same.
2594 (debug_scattering_functions): Same.
2596 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2598 * graphite-poly.c (print_scattering_function_1): New.
2599 (print_scattering_function): Call it.
2600 (print_scop_params): Remove spaces at the end of lines.
2603 * graphite-poly.h (print_cloog): Declared.
2604 (debug_cloog): Declared.
2606 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2608 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2610 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2611 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2612 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2613 to switch between adding the IV bump in loop->latch or in loop->header.
2615 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2617 * graphite-poly.c (print_scattering_function): Pretty print following
2620 (print_pbb_domain): Same.
2621 (dump_gbb_cases): Same.
2622 (dump_gbb_conditions): Same.
2625 (print_scop_params): Same.
2626 (print_scop_context): Same.
2628 (print_pbb_body): New.
2629 (lst_indent_to): New.
2630 (print_lst): Start new lines with a #.
2631 * graphite-poly.h (pbb_bb): New.
2632 (pbb_index): Use pbb_bb.
2633 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2635 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2637 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2639 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2640 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2641 and 0 instead of 1 for dw_val_class_flag.
2642 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2643 dw_val_class_range_list, dw_val_class_loc_list,
2644 dw_val_class_lineptr and dw_val_class_macptr, use
2645 DW_FORM_flag_present for dw_val_class_flag and
2646 DW_FORM_exprloc for dw_val_class_loc.
2647 (output_die): For -gdwarf-4 print dw_val_class_loc
2648 size as uleb128 instead of 1 or 2 bytes and don't print
2649 anything for dw_val_class_flag.
2651 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2652 instead of cselib_lookup following by tweaking locs->setting_insn.
2655 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2656 even before returning from label, setjmp call or volatile asm
2659 2010-03-31 Richard Guenther <rguenther@suse.de>
2662 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2663 temporary data on stack.
2665 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2667 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2668 (PUSHSECTION_ASM_OP): Remove.
2669 (POPSECTION_ASM_OP): Remove.
2670 (PUSHSECTION_FORMAT): Remove.
2671 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2672 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2673 * config/sol2.c (solaris_output_init_fini): Use it.
2675 2010-03-31 Jie Zhang <jie@codesourcery.com>
2678 * opt-functions.awk (var_type_struct): Use signed char type
2679 for simple variables.
2681 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2683 * config/sol2.c: Include output.h.
2684 (solaris_assemble_visibility): New function.
2685 * config/t-sol2 (sol2.o): Add output.h dependency.
2686 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2687 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2690 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2693 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2694 V2SImode or XFmode on PRE_DEC.
2697 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2700 2010-03-31 Jie Zhang <jie@codesourcery.com>
2703 * reload.h (caller_save_initialized_p): Declare.
2704 * toplev.c (backend_init_target): Don't call
2705 init_caller_save but set caller_save_initialized_p to false.
2706 * caller-save.c (caller_save_initialized_p): Define.
2707 (init_caller_save): Check caller_save_initialized_p.
2708 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2710 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2713 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2714 and soft-fp/t-softfp to tmake_file.
2715 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2716 (LIBGCC2_TF_CEXT): Define.
2719 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2722 * cselib.c (n_useless_values): Document handling of debug locs.
2723 (n_useless_debug_values, n_debug_values): New variables.
2724 (new_elt_loc_list): Don't add to debug values, keep count.
2725 (promote_debug_loc): New.
2726 (cselib_reset_table): Zero new variables.
2727 (entry_and_rtx_equal_p): Promote debug locs.
2728 (discard_useless_locs): Increment n_useless_debug_values for
2730 (remove_useless_values): Adjust n_useless_values and n_debug_values
2731 with n_useless_debug_values.
2732 (add_mem_for_addr): Promote debug locs.
2733 (cselib_lookup_mem): Likewise.
2734 (cselib_lookup_addr): Renamed to...
2735 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2736 (cselib_log_lookup): ... this. Turn into...
2737 (cselib_lookup_addr): ... new wrapper.
2738 (cselib_lookup_from_insn): New.
2739 (cselib_invalidate_regno): Increment n_useless_debug_values for
2741 (cselib_invalidate_mem): Likewise.
2742 (cselib_process_insn): Take n_deleted and n_debug_values into
2743 account to guard remove_useless_value call.
2744 (cselib_finish): Zero n_useless_debug_values.
2745 * cselib.h (cselib_lookup_from_insn): Declare.
2746 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2747 (sched_analyze_2): Likewise.
2749 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2751 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2753 (adjust_mems): Replace narrowing SUBREG of expression containing
2754 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2755 with operations in the narrower mode.
2758 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2759 regs_invalidated_by_call instead all call_used_reg_set registers.
2761 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2764 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2765 pointer comparisons with types_compatible_p.
2766 * tree-vect-stmts.c (vectorizable_call): Same.
2767 (vectorizable_condition): Same.
2769 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2771 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2772 stack check if the mask would be zero.
2774 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2775 Jack Howarth <howarth@bromo.med.uc.edu>
2777 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2780 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2783 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2785 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2786 Include ___unordxf2 and ___unordtf2.
2787 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2790 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2792 * config/lm32/t-lm32: New file.
2793 * config.gcc: Use the above file when targetting lm32.
2795 2010-03-28 Duncan Sands <baldrick@free.fr>
2797 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2799 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2802 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2803 Improve vectorization cost model diagnostic.
2805 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2808 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2809 compute_data_dependences_for_loop returns false, early exit
2810 and output an extra diagnostic for the failed data reference
2813 2010-03-29 Richard Guenther <rguenther@suse.de>
2815 PR tree-optimization/43560
2816 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2817 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2819 2010-03-29 Jie Zhang <jie@codesourcery.com>
2822 * toplev.c (process_options): Set optimization_default_node
2823 and optimization_current_node.
2824 * opts.c (decode_options): Don't set optimization_default_node
2825 and optimization_current_node.
2827 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2829 * config/rtems.h: Abandon -qrtems_debug.
2831 2010-03-28 Jan Hubicka <jh@suse.cz>
2833 PR tree-optimization/43505
2834 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2835 map should not be copied.
2837 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2840 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2841 cdtors, set DECL_PRESERVE_P.
2842 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2845 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2847 PR tree-optimization/43528
2848 * stor-layout.c (place_field): Check that constant fits into
2849 unsigned HWI when skipping calculation of MS bitfield layout.
2851 2010-03-27 Jan Hubicka <jh@suse.cz>
2854 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2855 notice_global_symbol work.
2857 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2859 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2860 instead of dwarf2out_decl.
2861 (struct var_loc_node): Remove section_label field.
2862 (dwarf2out_function_decl): New function.
2863 (dwarf2out_var_location): Don't set section_label field.
2864 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2866 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2868 PR tree-optimization/43544
2869 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2870 First argument for builtin vectorized function hook is now a
2871 tree to be able to distinguish between machine specific and
2873 * targhooks.c (default_builtin_vectorized_function): Ditto.
2874 * targhooks.h (default_builtin_vectorized_function): Ditto.
2875 * target.h (struct gcc_target): Ditto.
2876 * tree-vect-stmts.c (vectorizable_function): Ditto.
2877 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2878 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2881 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2884 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2885 nested binding iff it is a FUNCTION_DECL.
2886 (store_parm_decls_newstyle): Pass nested=true to bind for
2887 FUNCTION_DECLs amongst parameters.
2889 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2891 * var-tracking.c (vt_expand_loc_callback): Don't run
2892 cselib_expand_value_rtx_cb in dummy mode if
2893 cselib_dummy_expand_value_rtx_cb returned false.
2895 * var-tracking.c (emit_note_insn_var_location): For one part
2896 notes with offset 0, don't add EXPR_LIST around the location.
2897 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2898 add_location_or_const_value_attribute): Adjust for that change.
2901 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2902 into first operand and location into second.
2903 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2904 dw_cfi_oprnd_loc for DW_CFA_expression.
2905 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2906 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2907 assume first argument is regnum and second argument is location.
2909 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2912 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2913 of scratch register to DImode. Split to DImode comparison operator.
2914 Use SImode subreg of scratch register in the multiplication.
2915 (*cmp_sadd_sidi): Ditto.
2916 (*cmp_ssub_si): Ditto.
2917 (*cmp_ssub_sidi): Ditto.
2919 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2922 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2923 Remove invalid assert and wrong comment.
2925 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2928 * flags.h (final_insns_dump_p): New extern.
2929 * final.c (final_insns_dump_p): New variable.
2930 (rest_of_clean_state): Set it before -fdump-final-insns=
2931 dumping, clear afterwards.
2932 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2933 MEM_ALIAS_SET on MEMs.
2935 2010-03-26 David S. Miller <davem@davemloft.net>
2937 * configure.ac: Fix sparc GOTDATA_OP bug check.
2938 * configure: Rebuild.
2940 2010-03-26 Alan Modra <amodra@gmail.com>
2942 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2944 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2946 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2947 TLS_SECTION_ASM_FLAG.
2949 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2952 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2953 Clear first_function_block_is_cold.
2956 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2957 argument if the argument is truth_value_p.
2959 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2961 * config/rs6000/constraints.md: Update copyright year for my changes.
2964 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2965 used in reg+reg addressing, swap registers.
2967 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2970 * target.h (struct gcc_target): Add code_end hook.
2971 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2973 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2974 * toplev.c (compile_file): Call targetm.asm_out.code_end
2975 hook before unwind info/debug info output.
2976 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2977 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2978 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2979 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2980 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2981 * config/i386/i386.c (ix86_file_end): Renamed to...
2982 (ix86_code_end): ... this. Make static. Don't call
2983 file_end_indicate_exec_stack. Emit unwind info using
2984 final_start_function/final_end_function.
2985 (darwin_x86_file_end): Remove.
2986 (TARGET_ASM_CODE_END): Define.
2987 * config/i386/i386.h (TARGET_ASM_FILE_END,
2988 NEED_INDICATE_EXEC_STACK): Don't define.
2989 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2990 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2991 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2992 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2995 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2996 at the beginning and final_end_function at the end.
2997 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2999 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3001 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3002 and Sun as TLS syntax.
3003 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3004 * configure: Regenerate.
3005 * config.in: Regenerate.
3006 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3007 (default_elf_asm_named_section): Use it.
3008 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3009 (i386_output_dwarf_dtprel): Likewise.
3010 (output_addr_const_extra): Likewise.
3011 (output_pic_addr_const): Lowercase @GOTTPOFF.
3012 (output_addr_const_extra): Likewise.
3013 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3014 (output_addr_const_extra): Likewise.
3015 (output_pic_addr_const): Lowercase @INDNTPOFF.
3016 (output_addr_const_extra): Likewise.
3017 (output_pic_addr_const): Lowercase @NTPOFF.
3018 (output_addr_const_extra): Likewise.
3019 (output_pic_addr_const): Lowercase @TPOFF.
3020 (output_addr_const_extra): Likewise.
3021 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3022 (*tls_global_dynamic_64): Likewise.
3023 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3024 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3026 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3027 (ASM_OUTPUT_TLS_COMMON): Use it.
3028 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3031 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3032 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3033 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3034 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3035 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3036 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3038 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3040 * config/i386/i386.c (override_options): Don't accept
3041 -mtls-dialect=sun any longer.
3042 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3043 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3044 (*tls_local_dynamic_base_32_sun): Likewise.
3045 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3047 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3050 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3051 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3054 * ira.c (adjust_cleared_regs): New function.
3055 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3059 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3061 * expr.c (expand_expr_real): Restore previous
3062 curr_insn_source_location and curr_insn_block after
3063 expand_expr_real_1 call.
3064 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3065 instead of expand_expr_real_1.
3067 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3069 PR rtl-optimization/43413
3070 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3073 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3076 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3077 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3079 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3081 * config/i386/i386.c (ix86_target_string): Add -mfma.
3082 Fix a typo in comment.
3084 2010-03-22 Mike Stump <mikestump@comcast.net>
3087 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3088 Don't overly align based upon packed packed fields.
3090 2010-03-22 Jason Merrill <jason@redhat.com>
3092 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3093 Use () rather than [], and move before the element type.
3095 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3097 * doc/configfiles.texi (Configuration Files): Removed
3098 fixinc/Makefile*, intl/Makefile.*.
3099 * doc/makefile.texi: Fixed markup. Abstract from version
3100 control system used.
3101 (Makefile): Removed obsolete gcc/java/parse.y example.
3102 * doc/sourcebuild.texi: Likewise.
3103 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3104 libgomp, libssp. Removed fastjar.
3105 (Miscellaneous Docs): Clarify location.
3106 Added COPYING3, COPYING3.LIB.
3107 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3109 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3112 * config/i386/i386.c (x86_function_profiler)
3113 [!NO_PROFILE_COUNTERS]: Fix typo.
3114 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3117 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3118 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3120 * doc/sourcebuild.texi (Test Directives): Split into six
3121 subsections, with most of the current text in new subsections
3122 Directives, Selectors, and Final Actions.
3123 (Directives): Split list of test directives into multiple
3125 (Selectors): Describe use and syntax of selectors.
3126 (Effective-Target Keywords): Describe all existing keywords.
3127 (Add Options): Describe features for dg-add-options.
3128 (Require Support): Describe variants of dg-require-support.
3129 (Final Actions): Describe commands to use in dg-final.
3131 2010-03-22 Michael Matz <matz@suse.de>
3134 * recog.c (validate_replace_rtx_group): Replace also in
3135 REG_EQUAL and REG_EQUIV notes.
3137 2010-03-22 Richard Guenther <rguenther@suse.de>
3139 PR tree-optimization/43390
3140 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3141 sure vector extracts are type correct.
3143 2010-03-22 Richard Guenther <rguenther@suse.de>
3146 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3147 x * sqrt (x) even when optimizing for size if the target
3148 has native support for sqrt.
3150 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3152 * varasm.c (make_decl_rtl_for_debug): Also clear
3153 flag_mudflap for the duration of make_decl_rtl call.
3156 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3157 locs from preserved VALUEs.
3159 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3162 * pa.md (movmemsi): Set align to one if zero.
3163 (movmemdi): Likewise.
3165 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3168 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3169 with their corresponding prologue pushes.
3171 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3174 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3175 at the begining or end.
3176 (spu_expand_epilogue): Likewise.
3178 2010-03-20 Richard Guenther <rguenther@suse.de>
3180 PR rtl-optimization/43438
3181 * combine.c (make_extraction): Properly zero-/sign-extend an
3182 extraction of the low part of a CONST_INT. Also handle
3185 2010-03-19 Mike Stump <mikestump@comcast.net>
3187 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3188 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3189 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3191 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3194 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3197 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3199 PR rtl-optimization/42258
3200 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3201 use that may match DEF.
3204 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3205 the cost of loading the constant rather than assuming
3207 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3208 outer code is AND, do the same tests as the andsi3 expander and
3209 return COSTS_N_INSNS (1) if and is cheap.
3211 * optabs.c (avoid_expensive_constant): Fix formatting.
3213 2010-03-19 Michael Matz <matz@suse.de>
3216 * attribs.c (decl_attributes): When rebuilding a function pointer
3217 type use the same qualifiers as the original pointer type.
3219 2010-03-19 Martin Jambor <mjambor@suse.cz>
3221 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3222 and is_gimple_ip_invariant_address.
3224 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3227 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3229 * config/arm/arm.c (arm_override_options): Turn off
3230 flag_dwarf2_cfi_asm for AAPCS variants.
3232 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3235 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3236 Use PRE_MODIFY instead of PRE_DEC.
3237 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3238 (vfp_emit_fstmd): Likewise.
3240 2010-03-19 Michael Matz <matz@suse.de>
3243 * builtins.c (expand_builtin_interclass_mathfn,
3244 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3247 2010-03-19 Richard Guenther <rguenther@suse.de>
3249 PR tree-optimization/43415
3250 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3251 (phi_translate_1): ... this.
3252 (phi_translate): Move all caching here. Cache all NARY
3253 and REFERENCE translations.
3255 2010-03-19 David S. Miller <davem@davemloft.net>
3257 With help from Eric Botcazou.
3258 * config/sparc/sparc.c: Include dwarf2out.h.
3259 (emit_pic_helper): Delete.
3260 (pic_helper_symbol_name): Delete.
3261 (pic_helper_emitted_p): Delete.
3262 (pic_helper_needed): New.
3263 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3264 (get_pc_thunk_name): New.
3265 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3266 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3267 Set pic_helper_needed to true. Don't call emit_pic_helper.
3268 (sparc_expand_prologue): Update load_pic_register call.
3269 (sparc_output_mi_thunk): Likewise.
3270 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3271 thunk if possible. Output CFI information as needed.
3273 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3274 Jack Howarth <howarth@bromo.med.uc.edu>
3277 * config/i386/i386.h: Fix ABI on darwin x86-32.
3279 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3281 * tree.h: Declare make_decl_rtl_for_debug.
3282 * varasm.c (make_decl_rtl_for_debug): New.
3283 * dwarf2out.c (rtl_for_decl_location): Call it.
3284 * cfgexpand.c (expand_debug_expr): Call it.
3286 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3289 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3293 * var-tracking.c (vt_init_cfa_base): Do nothing if
3294 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3296 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3299 * var-tracking.c (canonicalize_vars_star): New.
3300 (dataflow_post_merge_adjust): Use it.
3302 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3305 * var-tracking.c (non_suitable_const): New function.
3306 (add_uses): For DEBUG_INSNs with constants, don't record any
3307 value, instead just the constant value itself.
3308 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3309 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3310 (emit_notes_in_bb): Likewise.
3311 (emit_note_insn_var_location): For onepart variables if
3312 cur_loc is a VOIDmode constant, use DECL_MODE.
3314 2010-03-18 Martin Jambor <mjambor@suse.cz>
3317 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3318 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3319 all non-clones. Moved call redirection...
3320 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3321 (cgraph_materialize_all_clones): Dispose of all
3322 combined_args_to_skip bitmaps.
3323 (verify_cgraph_node): Do not check for edges pointing to wrong
3324 nodes in inline clones.
3325 * tree-inline.c (copy_bb): Call
3326 cgraph_redirect_edge_call_stmt_to_callee.
3327 * ipa.c (cgraph_remove_unreachable_nodes): Call
3328 cgraph_node_remove_callees even when there are used clones.
3330 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3332 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3334 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3337 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3340 2010-03-18 Michael Matz <matz@suse.de>
3343 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3344 into sqrt(x) if we need to preserve signed zeros.
3346 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3347 Eric Botcazou <ebotcazou@adacore.com>
3349 PR rtl-optimization/43360
3350 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3351 note if we don't know its invariant status.
3353 2010-03-18 Michael Matz <matz@suse.de>
3355 PR tree-optimization/43402
3356 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3357 PHI chains of ssa names registered for update.
3359 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3362 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3363 non-offsettable and pre_modify update addressing.
3364 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3365 and "2" alternatives "#".
3366 (*movdd_softfloat32): Make all alternatives "#";
3367 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3368 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3369 (*movdf_softfloat32): Make all alternatives "#";
3370 (movdi): Use the new DIFD mode iterator to create a common splitter
3371 for movdi, movdf and movdd patterns.
3373 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3375 * common.opt (dumpdir): Remove redundant tab.
3377 2010-03-17 Martin Jambor <mjambor@suse.cz>
3379 PR tree-optimization/43347
3380 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3381 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3383 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3385 PR rtl-optimization/42216
3386 * regrename.c (create_new_chain): New function, broken out from...
3387 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3388 appending a use to an empty chain.
3389 (build_def_use): Remove previous changes that convert OP_INOUT to
3390 OP_OUT operands; instead detect the case where an OP_INOUT operand
3391 uses a previously untracked register and create an empty chain for it.
3393 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3395 * doc/extend.texi (Function Attributes): Rewrite unfinished
3396 sentence in ms_abi documentation.
3398 2010-03-17 Alan Modra <amodra@gmail.com>
3400 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3401 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3402 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3403 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3405 2010-03-16 Richard Henderson <rth@redhat.com>
3408 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3409 (lower_try_finally): Save and restore eh_seq around the expansion
3412 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3414 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3415 statements before splitting block.
3417 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3419 * doc/sourcebuild.texi (Testsuites): Fix markup.
3420 Use pathnames relative to gcc/testsuite.
3421 (Test Directives): Move description of how timeout is determined.
3422 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3423 (C Tests): Correct gcc.misc-tests directory.
3424 Framework tests now live in gcc.test-framework.
3426 2010-03-16 Richard Guenther <rguenther@suse.de>
3429 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3430 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3432 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3433 Alexandre Oliva <aoliva@redhat.com>
3435 PR tree-optimization/42917
3436 * lambda-code.c (remove_iv): Skip debug statements.
3437 (lambda_loopnest_to_gcc_loopnest): Likewise.
3438 (not_interesting_stmt): Debug statements are not interesting.
3440 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3444 * cselib.c (cselib_preserve_constants,
3445 cfa_base_preserved_val): New static variables.
3446 (preserve_only_constants): New function.
3447 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3448 clear its REG_VALUES. If cselib_preserve_constants, don't
3449 empty the whole hash table, but preserve there VALUEs with constants,
3450 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3451 (cselib_preserve_cfa_base_value): New function.
3452 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3453 (cselib_init): Change argument to int bitfield. Set
3454 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3456 (cselib_finish): Clear cselib_preserve_constants and
3457 cfa_base_preserved_val.
3458 * cselib.h (enum cselib_record_what): New enum.
3459 (cselib_init): Change argument to int.
3460 (cselib_preserve_cfa_base_value): New prototype.
3461 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3462 * dse.c (dse_step1): Likewise.
3463 * cfgcleanup.c (thread_jump): Likewise.
3464 * sched-deps.c (sched_analyze): Likewise.
3465 * gcse.c (local_cprop_pass): Likewise.
3466 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3467 If FN is non-NULL, call the callback always and whenever it returns
3468 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3469 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3470 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3471 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3472 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3473 * var-tracking.c: Include recog.h.
3474 (bb_stack_adjust_offset): Remove.
3475 (vt_stack_adjustments): Don't call it, instead just gather the
3476 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3477 (adjust_stack_reference): Remove.
3478 (compute_cfa_pointer): New function.
3479 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3480 (struct adjust_mem_data): New type.
3481 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3483 (get_address_mode): New function.
3484 (replace_expr_with_values): Use it.
3485 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3486 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3487 (adjust_sets): Remove.
3488 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3489 Use get_address_mode.
3490 (get_adjusted_src): Remove.
3491 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3492 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3493 (add_with_sets): Don't call adjust_sets.
3494 (fp_setter, vt_init_cfa_base): New functions.
3495 (vt_initialize): Change return type to bool. Move most of pool etc.
3496 initialization to the beginning of the function from end. Pass
3497 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3498 If !frame_pointer_needed, call vt_stack_adjustment before mos
3499 vector is filled, call vt_init_cfa_base if argp/framep has been
3500 eliminated to sp. If frame_pointer_needed and argp/framep has
3501 been eliminated to hard frame pointer, set
3502 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3503 encountering fp setter in the prologue. For MO_ADJUST, call
3504 log_op_type before pusing the op into mos vector, not afterwards.
3505 Call adjust_insn before cselib_process_insn/add_with_sets,
3506 call cancel_changes (0) afterwards.
3507 (variable_tracking_main_1): Adjust for vt_initialize calling
3508 vt_stack_adjustments and returning whether it succeeded or not.
3510 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3512 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3515 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3517 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3519 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3520 drap_reg has not been set.
3522 2010-03-15 Michael Matz <matz@suse.de>
3525 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3526 use it to expand block copies.
3527 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3528 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3529 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3531 2010-03-15 Richard Guenther <rguenther@suse.de>
3533 PR tree-optimization/43367
3534 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3537 2010-03-15 Richard Guenther <rguenther@suse.de>
3539 PR tree-optimization/43317
3540 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3542 2010-03-15 Martin Jambor <mjambor@suse.cz>
3544 PR tree-optimization/43141
3545 * tree-sra.c (create_abstract_origin): New function.
3546 (modify_function): Call create_abstract_origin.
3548 2010-03-15 Chris Demetriou <cgd@google.com>
3550 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3553 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3556 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3557 call insert_out_of_ssa_copy for default definitions.
3559 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3561 * graphite-clast-to-gimple.c (my_long_long): Defined.
3562 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3563 * graphite-sese-to-poly.c (my_long_long): Defined.
3564 (scop_ivs_can_be_represented): Use it.
3566 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3568 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3569 graphite-max-bbs-per-function, and loop-block-tile-size.
3570 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3572 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3574 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3576 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3577 forward declaration.
3578 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3579 (add_upper_bounds_from_estimated_nit): New.
3580 (build_loop_iteration_domains): Use it.
3582 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3584 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3586 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3589 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3590 should be an INTEGER_CST. Also handle CASE_CONVERT.
3592 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3594 * graphite.c (graphite_initialize): To bound the number of bbs per
3595 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3596 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3597 * doc/invoke.texi: Document it.
3599 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3601 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3602 * graphite-sese-to-poly.h (build_poly_scop): Same.
3604 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3606 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3607 the number of parameters in the scop. Use as an upper bound
3608 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3609 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3610 * doc/invoke.texi: Document it.
3612 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3614 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3615 * doc/c-tree.texi: Remove.
3616 * doc/generic.texi: Merge c-tree.texi here.
3617 * doc/gccint.texi (Trees): Remove menu entry.
3618 (c-tree.texi): Remove @include.
3619 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3620 * doc/languages.texi (Reading RTL): Ditto.
3622 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3625 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3627 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3630 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3631 code added to work around reload clobbering CONST insns.
3633 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3635 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3636 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3637 (cselib_preserve_only_values): Remove retain argument, don't
3638 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3639 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3640 * var-tracking.c (micro_operation): Move insn field before union.
3641 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3642 (struct variable_tracking_info_def): Remove n_mos field, change
3643 mos into a vector of micro_operations.
3644 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3645 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3646 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3647 changing into a vector.
3648 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3649 come before all other uops generated by add_stores.
3650 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3652 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3653 a vector. Run just one pass over the bbs instead of separate counting
3654 and computation phase.
3655 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3658 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3659 into *nonlocalized_list vector.
3660 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3661 even if origin is non-NULL.
3662 (gen_variable_die): Likewise.
3663 (process_scope_var): Don't change origin.
3664 (gen_decl_die): Likewise.
3665 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3666 before adding new edges instead of after it, fix moving over
3669 2010-03-11 David S. Miller <davem@davemloft.net>
3671 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3673 * configure: Rebuild.
3675 2010-03-11 Martin Jambor <mjambor@suse.cz>
3677 PR tree-optimization/43257
3678 * tree.c (assign_assembler_name_if_neeeded): New function.
3679 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3681 * tree.h (assign_assembler_name_if_neeeded): Declare.
3682 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3683 the function if needed.
3685 2010-03-11 Chris Demetriou <cgd@google.com>
3687 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3688 include/stdint-gcc.h, and include/stdint.h world-readable.
3690 2010-03-11 Richard Guenther <rguenther@suse.de>
3692 PR tree-optimization/43255
3693 * tree-vrp.c (process_assert_insertions_for): Do not insert
3694 asserts for trivial conditions.
3696 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3698 PR tree-optimization/43280
3699 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3700 generation. Move calculation of size out of the if branch.
3701 (find_bswap): Modify compare number generation.
3703 2010-03-11 Richard Guenther <rguenther@suse.de>
3706 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3707 (input_gimple_stmt): Fixup handled component types during
3708 operand read. Also fix up decls in ADDR_EXPRs.
3710 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3712 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3713 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3715 2010-03-10 Jan Hubicka <jh@suse.cz>
3718 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3719 * varasm.c (get_variable_section): Don't do that here...
3720 (make_decl_rtl): ... and here.
3721 (do_assemble_alias): Produce decl RTL.
3722 (assemble_alias): Likewise.
3724 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3727 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3728 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3730 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3731 (based_loc_descr): Only express drap or vdrap regno based expressions
3732 using DW_OP_fbreg when not optimizing.
3733 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3734 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3735 REG_CFA_SET_VDRAP note.
3737 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3739 PR tree-optimization/43236
3740 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3741 error in calculation of base address in reverse iteration case.
3742 (generate_builtin): Take number of latch executions if the statement
3745 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3748 * tree-eh.c: Include pointer-set.h.
3749 (lower_eh_dispatch): Filter out duplicate case labels and
3750 remove the unneeded edge when the label is unused. Return
3751 true when some edges are removed.
3752 (execute_lower_eh_dispatch): When any lowering resulted in
3753 removing an edge, also delete unreachable blocks.
3755 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3758 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3759 UNSPEC_MACHOPIC_OFFSET.
3761 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3764 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3765 (m68k_delegitimize_address): New function.
3767 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3770 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3773 * var-tracking.c (adjust_sets): New function.
3774 (count_with_sets, add_with_sets): Use it.
3775 (get_adjusted_src): New inline function.
3776 (add_stores): Use it.
3779 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3780 call cselib_dummy_expand_value_rtx_cb instead of
3781 cselib_expand_value_rtx_cb.
3784 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3785 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3786 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3787 and .cfi_endproc around the pic thunks.
3788 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3789 all queued unwind info register saves are saved before the call.
3790 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3791 considered as sp-=4 for unwind info and the pop as sp+=4 which
3792 also clobbers dest, but doesn't actually restore it.
3795 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3796 RTX_FRAME_RELATED_P.
3798 2010-03-09 Jie Zhang <jie@codesourcery.com>
3800 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3801 whitespaces in output template.
3803 2010-03-09 Jie Zhang <jie@codesourcery.com>
3805 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3808 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3810 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3811 builtins.exp in a separate job.
3813 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3815 * graphite-sese-to-poly.c (add_param_constraints): Use
3816 lower_bound_in_type and upper_bound_in_type.
3818 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3820 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3821 instead of unsigned_type_node.
3823 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3824 Reza Yazdani <reza.yazdani@amd.com>
3827 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3828 on pointer type parameters.
3830 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3834 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3835 handle conversions from pointer to integers.
3836 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3837 induction variable, to be able to work with code generated by CLooG.
3838 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3839 (build_poly_scop): Bail out if we cannot codegen a loop.
3841 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3843 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3844 code generation with gloog_error.
3846 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3848 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3849 Call fold_convert on all the returned values.
3850 (expand_scalar_variables_expr): Pass to
3851 expand_scalar_variables_ssa_name the type of the resulting expression.
3853 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3855 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3856 ppl_min_for_le_pointset.
3857 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3858 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3860 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3862 * graphite-dependences.c (map_into_dep_poly): Removed.
3863 (dependence_polyhedron_1): Use combine_context_id_scat.
3865 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3867 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3868 (struct poly_bb): Same.
3869 (combine_context_id_scat): New.
3871 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3874 * sese.c (name_defined_in_loop_p): Return false for default
3877 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3879 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3880 and clean up the logic.
3882 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3884 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3887 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3889 * var-tracking.c (remove_cselib_value_chains): Define only for
3891 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3892 delete_slot_part, emit_notes_for_differences_1): Don't call
3893 remove_cselib_value_chains here.
3894 (set_slot_part, emit_notes_for_differences_2): Don't call
3895 add_cselib_value_chains here.
3896 (preserved_values): New vector.
3897 (preserve_value): New function.
3898 (add_uses, add_stores, vt_add_function_parameters): Use it
3899 instead of cselib_preserve_value.
3900 (changed_values_stack): New vector.
3901 (check_changed_vars_0): New function.
3902 (check_changed_vars_1, check_changed_vars_2): Use it.
3903 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3904 changed_values_stack VALUEs.
3905 (vt_emit_notes): For all preserved_values call
3906 add_cselib_value_chains. If ENABLE_CHECKING call
3907 remove_cselib_value_chains before verifying value_chains is empty.
3908 Initialize and free changed_values_stack.
3909 (vt_initialize): Initialize preserved_values.
3910 (vt_finalize): Free preserved_values.
3912 2010-03-08 Richard Guenther <rguenther@suse.de>
3914 PR tree-optimization/43269
3915 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3918 2010-03-08 Martin Jambor <mjambor@suse.cz>
3920 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3921 (ipa_is_param_called): Removed.
3922 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3923 (ipa_print_node_params): Do not print the called flag.
3924 (ipa_write_node_info): Do not stream the called flag.
3925 (ipa_read_node_info): Likewise.
3927 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3930 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3931 * cselib.c (struct expand_value_data): Add dummy field.
3932 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3934 (cselib_dummy_expand_value_rtx_cb): New function.
3935 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3937 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3938 * var-tracking.c: Include pointer-set.h.
3939 (variable): Change n_var_parts to char from int. Add
3940 cur_loc_changed and in_changed_variables fields.
3941 (variable_canonicalize): Remove.
3942 (shared_var_p): New inline function.
3943 (unshare_variable): Maintain cur_loc_changed and
3944 in_changed_variables fields. If var was in changed_variables,
3945 replace it there with new_var. Just copy cur_loc instead of
3946 resetting it to something else.
3947 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3948 (dataflow_set_union): Don't call variable_canonicalize.
3949 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3950 of their DEBUG_EXPR_TREE_DECLs.
3951 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3952 and in_changed_variables and cur_loc_changed is false.
3953 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3954 and cur_loc_changed. Don't update cur_loc here.
3955 (variable_merge_over_src): Don't call variable_canonicalize.
3956 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3957 removing loc that is equal to cur_loc, clear cur_loc,
3958 set cur_loc_changed and ensure variable_was_changed is called.
3959 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3960 compare pointers in cur_loc check, if it is equal to loc,
3961 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3962 (variable_different_p): Remove compare_current_location argument,
3963 don't compare cur_loc.
3964 (dataflow_set_different_1): Adjust variable_different_p caller.
3965 (variable_was_changed): If dv had some var in changed_variables
3966 already, reset in_changed_variables flag for it and propagate
3967 cur_loc_changed over to the new variable. On empty var
3968 always set cur_loc_changed. Set in_changed_variables on whatever
3969 var is added to changed_variables.
3970 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3971 Use shared_var_p. When removing loc that is equal to cur_loc,
3972 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3973 end, don't set it to something else, just call variable_was_changed.
3974 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3975 loc being removed, clear cur_loc and set cur_loc_changed.
3976 Set cur_loc_changed if all locations have been removed.
3977 (struct expand_loc_callback_data): New type.
3978 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3979 allocated. Always create SUBREGs if simplify_subreg failed.
3980 Prefer to use cur_loc, when that fails and still in
3981 changed_variables (and seen first time) recompute it. Set
3982 cur_loc_changed of variables which had to change cur_loc and
3983 compute elcd->cur_loc_changed if any of the subexpressions used
3984 had to change cur_loc.
3985 (vt_expand_loc): Adjust to pass arguments in
3986 expand_loc_callback_data structure.
3987 (vt_expand_loc_dummy): New function.
3988 (emitted_notes): New variable.
3989 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3990 that weren't used for any other decl in current
3991 emit_notes_for_changes call call vt_expand_loc_dummy to update
3992 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3993 first loc_chain location if NULL before. Always use just
3994 cur_loc instead of first loc_chain location. When cur_loc_changed
3995 is false, when not --enable-checking=rtl just don't emit any note.
3996 When rtl checking, compute the note and assert it is the same
3997 as previous note. Clear cur_loc_changed and in_changed_variables
3998 at the end before removing from changed_variables.
3999 (check_changed_vars_3): New function.
4000 (emit_notes_for_changes): Traverse changed_vars to call
4001 check_changed_vars_3 on each changed var.
4002 (emit_notes_for_differences_1): Clear cur_loc_changed and
4003 in_changed_variables. Recompute cur_loc of new_var.
4004 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4005 (vt_emit_notes): Initialize and destroy emitted_notes.
4007 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4009 PR rtl-optimization/42220
4010 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4011 Use verify_reg_tracked to determine if we should use OP_OUT rather
4013 (build_def_use): If we see an in-out operand for a register that we
4014 know nothing about, treat is an output if possible, fail the block if
4017 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4020 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4023 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4026 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4027 uses of relevant DEFs that are dead outside the loop too.
4029 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4031 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4033 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4035 * var-tracking.c (values_to_unmark): New variable.
4036 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4037 values_to_unmark vector. Moved body to...
4038 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4039 instead queue it into values_to_unmark vector.
4040 (vt_find_locations): Free values_to_unmark vector.
4042 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4044 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4045 (site.exp): Export them when plugins are enabled.
4047 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4050 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4052 (chrec_fold_multiply): Same.
4054 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4057 * c-decl.c (build_compound_literal): Return early if init is
4060 2010-03-04 Martin Jambor <mjambor@suse.cz>
4062 PR tree-optimization/43164
4063 PR tree-optimization/43191
4064 * tree-sra.c (type_consists_of_records_p): Reject records with
4065 zero-size bit-fields at the end.
4067 2010-03-04 Mike Stump <mikestump@comcast.net>
4069 * Makefile.in (TAGS): Remove *.y.
4071 2010-03-04 Richard Guenther <rguenther@suse.de>
4073 PR tree-optimization/40761
4074 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4076 (my_rev_post_order_compute): New function.
4077 (init_pre): Call it.
4079 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4082 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4083 decrease the cost of an IV candidate when the cost is infinite.
4085 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4087 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4088 Use '3DNow!' for the extension of that name, ensure normal space
4090 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4092 2010-03-03 Jeff Law <law@redhat.com>
4094 * PR middle-end/32693
4095 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4096 than gen_rtx_SUBREG.
4097 (extract_bit_field_1): Likewise.
4099 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4101 * doc/sourcebuild.texi (Test directives): Document that arguments
4102 include-opts and exclude-opts are now optional for dg-skip-if,
4103 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4105 2010-03-03 Jason Merrill <jason@redhat.com>
4108 * cgraph.h (varpool_node): Add extra_name field.
4109 * varpool.c (varpool_extra_name_alias): New.
4110 (varpool_assemble_decl): Emit extra name aliases.
4111 (varpool_mark_needed_node): Look past an extra name alias.
4112 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4113 * lto-streamer-in.c (lto_input_tree): Read it.
4114 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4116 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4118 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4119 (sparc*-*-solaris2*): ...this.
4121 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4124 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4125 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4126 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4127 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4130 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4131 fallthrough to default handling, just with want_address 0 instead of 2.
4132 For single element lists, add_AT_loc directly, otherwise create an
4133 artificial variable DIE and stick location list to it.
4136 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4137 (VAL_EXPR_HAS_REVERSE): Define.
4138 (reverse_op): New function.
4139 (add_stores): For reversible operations add an extra MO_VAL_USE.
4141 2010-03-02 Jason Merrill <jason@redhat.com>
4143 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4145 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4147 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4148 (sparc64-*-linux*): Likewise.
4149 (sparc64-*-solaris2*): Include assembler files before linker ones.
4150 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4151 * config/sparc/gas.h: Delete.
4152 * config/sparc/sol2-64.h: Add copyright notice.
4153 * config/sparc/sol2-gas-bi.h: Likewise.
4154 * config/sparc/sol2-gld.h: Likewise.
4155 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4156 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4157 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4158 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4159 (sparc_elf_asm_named_section): Rename into...
4160 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4162 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4164 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4166 2010-03-02 Jeff Law <law@redhat.com>
4169 * reload1.c (rtx_p, substitute_stack): Declare.
4170 (substitute): Record addresses of changed rtxs.
4171 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4172 Restore the original rtx when complete.
4173 (reload): Free subsitute_stack when complete.
4175 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4177 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4178 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4180 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4181 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4182 Torture Tests): Change from subsection to section.
4184 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4185 Steven Bosscher <steven@gcc.gnu.org>
4187 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4190 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4193 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4194 the assignment from the new induction variable to the assignment
4195 of the value from the original loop PHI function.
4197 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4198 Daniel Jacobowitz <dan@codesourcery.com>
4200 * doc/sourcebuild.texi (Test directives): Clarify options to
4203 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4205 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4206 Disable cfi directives unless GCC and gas agree on using read-only
4207 .eh_frame sections for 64-bit.
4208 * configure: Regenerate.
4210 2010-03-01 Richard Guenther <rguenther@suse.de>
4212 PR tree-optimization/43220
4213 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4214 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4216 2010-03-01 Richard Guenther <rguenther@suse.de>
4217 Martin Jambor <mjambor@suse.cz>
4220 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4221 gimplified parameters.
4223 2010-03-01 Christian Bruel <christian.bruel@st.com>
4225 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4227 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4229 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4231 2010-03-01 Richard Guenther <rguenther@suse.de>
4234 * expr.c (expand_assignment): Use the alias-oracle to tell
4235 if the rhs aliases the result decl.
4237 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4240 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4241 to sol_gt_pch_get_address.
4242 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4243 64-bit, SPARC and x86.
4244 (sol_gt_pch_get_address): New function.
4246 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4248 * toplev.h (inform_n, error_n): Declare.
4249 * diagnostic.c (inform_n, error_n): New function.
4251 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4253 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4254 has no rtl yet when processing local_decls, queue it and recheck
4255 if deferred stack allocation hasn't assigned it rtl.
4257 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4259 * config/sh/sh.c (unspec_bbr_uid): New.
4260 (gen_block_redirect): Use it instead of INSN_UID.
4261 (gen_far_branch): Likewise.
4263 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4265 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4266 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4268 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4270 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4271 (Warning Options): -Wno-conversion-null is valid for
4272 Objective-C++ as well.
4273 * doc/tm.texi (Named Address Spaces): Likewise.
4274 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4275 * doc/tree-ssa.texi (Tree SSA): Likewise.
4277 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4280 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4281 by default. Don't set the default arch for
4282 i[34567]86-*-darwin*|x86_64-*-darwin*.
4284 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4287 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4288 default. Set the default 32bit/64bit archs with $with_arch
4289 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4291 2010-02-27 Richard Guenther <rguenther@suse.de>
4293 PR tree-optimization/43186
4294 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4295 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4296 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4297 unroller iterations.
4299 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4301 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4302 required and i[34567]86-*-* targets don't support 64bit ISA.
4304 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4307 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4310 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4312 * config.gcc: Set the default arch at least to Prescott for
4313 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4314 if SSE math is enabled.
4316 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4318 * diagnostic.c (diagnostic_initialize): Update.
4319 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4321 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4322 (diagnostic_inhibit_notes): New.
4323 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4325 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4328 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4329 * doc/standards.texi: Likewise.
4330 * doc/extend.texi: Likewise.
4331 * doc/trouble.texi: Likewise.
4332 * doc/cppopts.texi: Likewise.
4333 * doc/install.texi: Likewise.
4334 * c.opt (std=c90,std=gnu90): New options.
4335 * c-opts.c (c_common_handle_option): Handle them.
4337 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4340 * c-decl.c (undeclared_variable): Use an informative note.
4342 2010-02-26 Richard Guenther <rguenther@suse.de>
4344 PR tree-optimization/43186
4345 * gimple.h (gimple_fold): Remove.
4346 * gimple.c (gimple_fold): Remove. Inline into single user ...
4347 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4348 Try harder for conditions.
4350 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4353 * function.c (used_types_insert): Don't skip through named pointer
4354 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4355 and it is different from the main variant's type.
4357 2010-02-26 Nick Clifton <nickc@redhat.com>
4359 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4361 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4363 * config.gcc: Support --with-fpmath=sse for x86.
4365 * config/i386/ssemath.h: New.
4367 * doc/install.texi (--with-fpmath=sse): Documented.
4369 2010-02-26 Richard Guenther <rguenther@suse.de>
4371 PR tree-optimization/43188
4372 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4373 vector types of over-aligned element type.
4375 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4378 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4379 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4381 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4383 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4385 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4387 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4388 * var-tracking.c: Include diagnostic.h.
4389 (debug_dv): New function.
4390 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4393 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4394 (add_value_chain, add_value_chains, remove_value_chain,
4395 remove_value_chains): Handle DEBUG_EXPRs.
4396 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4399 * regcprop.c (struct queued_debug_insn_change): New type.
4400 (struct value_data_entry): Add debug_insn_changes field.
4401 (struct value_data): Add n_debug_insn_changes field.
4402 (debug_insn_changes_pool): New variable.
4403 (free_debug_insn_changes, apply_debug_insn_changes,
4404 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4405 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4406 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4408 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4410 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4411 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4412 changes, call cprop_find_used_regs via note_stores.
4413 (copyprop_hardreg_forward): When copying vd from predecessor
4414 which has any queued DEBUG_INSN changes, make sure the pointers are
4415 cleared. At the end call df_analyze and then if there are any
4416 DEBUG_INSN changes queued at the end of some basic block for still
4417 live registers, apply them.
4418 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4420 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4422 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4425 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4427 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4428 targets. Set the default with_cpu/with_arch from arch/cpu.
4429 Allow x86-64 and native for with_cpu/with_arch.
4431 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4433 * ebitmap.c: Change calls to verify_popcount with calls to
4434 sbitmap_verify_popcount.
4435 (ebitmap_clear_bit): Fixed map->cacheindex test and
4436 map>cache update when bit clearing results in an empty
4439 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4442 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4443 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4444 and support both V2DF and V2DI modes.
4445 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4446 support both V2DF and V2DI modes.
4447 (general): Delete trailing whitespace from a few patterns.
4449 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4450 V2DF/V2DI interleave high/low builtins.
4452 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4455 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4456 interleave high/low functions.
4458 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4460 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4461 #pragma extern_prefix.
4463 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4466 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4467 BLKmode, assert op0 is a MEM and just adjust its mode.
4470 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4471 if bitpos isn't multiple of mode's bitsize.
4473 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4475 * c.opt (-ftemplate-depth=): New.
4476 (-ftemplate-depth-): Deprecate.
4477 * optc-gen.awk: Handle -ftemplate-depth=.
4478 * opth-gen.awk: Likewise.
4479 * c-opts.c (c_common_handle_option): Likewise.
4480 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4482 2010-02-24 Jason Merrill <jason@redhat.com>
4484 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4486 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4488 * cfg.c (alloc_aux_for_block): Remove inline.
4489 (alloc_aux_for_edge): Likewise.
4491 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4493 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4495 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4497 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4498 * config/i386/sol2-gas.h: New file.
4499 * config.gcc (i[34567]86-*-solaris2*): Use it.
4501 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4504 * c-typeck.c (ep_convert_and_check): New.
4505 (build_conditional_expr): Use it.
4506 (build_binary_op): Likewise.
4508 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4510 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4513 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4514 bounds even for -O+.
4515 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4516 expr needs to have DECL_NAME set.
4518 2010-02-24 Nick Clifton <nickc@redhat.com>
4520 * config/mep/mep.c: Include gimple.h.
4521 (mep_function_uses_sp): Delete unused function.
4522 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4523 parameters. Use unsigned integers to count args. Return a
4524 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4526 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4529 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4530 greater or equal to nelt instead of 2 * nelt.
4531 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4534 2010-02-23 Jason Merrill <jason@redhat.com>
4537 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4538 in cfun->local_decls even if they have register types.
4541 * stor-layout.c (place_field): Don't warn about unnecessary
4542 DECL_PACKED if the type is packed.
4544 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4547 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4548 GOTOFF relocs, even when the base reg isn't pic pointer.
4550 2010-02-23 Michael Matz <matz@suse.de>
4553 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4554 (expand_gimple_basic_block): Generate and use debug temps if there
4555 are debug uses left after the last real use of TERed ssa names.
4556 Unlink debug immediate uses when they are expanded.
4558 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4561 * config/i386/i386.c (override_options): Reorganise to provide
4562 better error messages.
4564 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4567 * graphite-scop-detection.c (create_single_exit_edge): Move
4568 the call to find_single_exit_edge to....
4569 (create_sese_edges): ...here. Don't handle multiple edges
4570 exiting the function.
4571 (build_graphite_scops): Don't handle multiple edges
4572 exiting the function.
4574 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4577 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4578 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4580 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4583 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4585 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4588 * c-typeck.c (convert_arguments): Print declaration location.
4589 * c-common.c (validate_nargs): Rename as
4590 builtin_function_validate_nargs.
4591 (check_builtin_function_arguments): Update.
4593 2010-02-22 Richard Guenther <rguenther@suse.de>
4596 * tree-inline.c (declare_return_variable): Use the type of
4597 the call stmt lhs if available.
4599 2010-02-22 Duncan Sands <baldrick@free.fr>
4601 * passes.c (register_pass): Always consider all pass lists when
4602 ref_pass_instance_number is zero.
4604 2010-02-22 Richard Guenther <rguenther@suse.de>
4606 PR tree-optimization/42749
4607 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4608 parameter. Do arithmetic in the original type.
4609 (update_accumulator_with_ops): Likewise.
4610 (adjust_accumulator_values): Adjust.
4612 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4614 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4615 (QI to BLKmode splitter): New splitter.
4617 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4619 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4620 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4622 2010-02-22 Richard Guenther <rguenther@suse.de>
4624 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4626 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4628 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4629 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4630 ($(T)crti.o, $(T)crtn.o): Remove rules.
4632 2010-02-21 Tobias Burnus <burnus@net-b.de>
4635 * doc/invoke.texi (-fassociative-math): Document that this
4636 option is automatically enabled for Fortran.
4638 2010-02-20 David S. Miller <davem@davemloft.net>
4640 * configure.ac: Test if linker and assembler properly support
4641 GOTDATA_OP relocations.
4642 * configure: Rebuild.
4643 * config.in: Likewise.
4644 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4645 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4646 (movsi_high_pic): Likewise.
4647 (movdi_lo_sum_pic): Likewise.
4648 (movdi_high_pic): Likewise.
4649 (movsi_pic_gotdata_op): New pattern.
4650 (movdi_pic_gotdata_op): Likewise.
4651 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4652 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4654 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4657 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4658 attribute to ssemul.
4659 (xop_mulv2div2di3_high): Ditto.
4661 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4664 * c.opt (Wconversion-null): New option.
4665 * doc/invoke.texi (Wconversion-null): Document.
4667 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4669 * common.opt (Wlarger-than-): Add Undocumented.
4671 2010-02-19 Mike Stump <mikestump@comcast.net>
4673 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4675 2010-02-19 Jason Merrill <jason@redhat.com>
4678 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4679 * configure: Likewise.
4681 2010-02-20 Alan Modra <amodra@gmail.com>
4684 * cgraph.h (cgraph_make_decl_local): Declare.
4685 * cgraph.c (cgraph_make_decl_local): New function.
4686 (cgraph_make_node_local): Use it.
4687 * cgraphunit.c (cgraph_function_versioning): Likewise.
4688 * ipa.c (function_and_variable_visibility): Likewise.
4690 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4693 * except.c (sjlj_emit_function_enter): Don't call
4694 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4696 * rtl.h (add_reg_br_prob_note): Remove prototype.
4698 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4701 * c-common.c (conversion_warning): Remove widening conversions
4702 before checking the conversion of integers to reals.
4704 2010-02-19 Mike Stump <mikestump@comcast.net>
4707 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4710 * cgraphunit.c (process_function_and_variable_attributes): Check
4711 DECL_PRESERVE_P instead of looking up attribute "used".
4712 * ipa-pure-const.c (check_decl): Likewise.
4713 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4714 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4715 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4716 instead of attribute "used".
4717 * config/sol2-c.c (solaris_pragma_init): Likewise.
4718 (solaris_pragma_fini): Likewise.
4720 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4722 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4723 Use XCNEW instead of xcalloc.
4724 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4725 XNEW instead of xmalloc.
4726 (get_fields): Use XNEWVEC instead of xmalloc.
4729 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4730 populate vars array.
4731 (create_new_general_access): For debug stmts just reset value.
4732 (get_stmt_accesses): For accesses within debug stmts just record them
4733 using add_access_to_acc_sites instead of preventing the peeling or
4734 counting them as accesses.
4737 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4739 2010-02-19 Richard Guenther <rguenther@suse.de>
4741 PR tree-optimization/42916
4742 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4745 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4747 * configure.ac: Replace all uses of changequote in macro arguments
4748 with proper quoting.
4750 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4753 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4755 2010-02-19 Richard Guenther <rguenther@suse.de>
4757 PR tree-optimization/42944
4758 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4759 test for aliasing with errno.
4761 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4764 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4765 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4766 * dojump.c: Include output.h.
4767 (inv): New inline function.
4768 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4769 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4770 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4771 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4772 argument, pass it down to other calls.
4773 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4774 add REG_BR_PROB note to the conditional jump.
4775 * cfgexpand.c (add_reg_br_prob_note): Removed.
4776 (expand_gimple_cond): Don't call it, add the probability
4777 as last argument to jumpif_1/jumpifnot_1.
4778 * Makefile.in (dojump.o): Depend on output.h.
4779 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4781 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4782 * stmt.c (do_jump_if_equal): Likewise.
4783 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4784 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4785 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4787 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4788 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4789 jumpifnot_1 callers.
4790 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4792 (store_expr): Adjust jumpifnot caller.
4793 (store_constructor): Adjust jumpif caller.
4796 * gimplify.c (gimple_boolify): For __builtin_expect call
4797 gimple_boolify also on its first argument.
4799 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4801 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4803 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4804 * configure: Regenerated.
4806 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4808 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4809 lang_hooks.types_compatible_p instead of comptypes.
4811 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4813 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4814 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4815 if __prefer_thumb__ is defined.
4817 2010-02-18 Martin Jambor <mjambor@suse.cz>
4819 PR tree-optimization/43066
4820 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4821 array with zero-sized element type.
4823 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4825 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4826 rtx, allocate struct var_loc_node here and return it to the
4827 caller, and only if it is actually needed.
4828 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4829 move it earlier and return immediately if it returns NULL.
4831 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4833 * config/sparc/gas.h: New file. Restore
4834 TARGET_ASM_NAMED_SECTION to its ELF default.
4835 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4837 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4838 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4839 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4840 after sparc/sysv4.h.
4842 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4844 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4846 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4848 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4849 patterns from predicated pattern.
4851 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4854 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4855 for insn mnemonic suffix.
4857 2010-02-17 Richard Guenther <rguenther@suse.de>
4859 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4862 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4865 * caller-save.c (save_call_clobbered_regs): If BB ends with
4866 a DEBUG_INSN, move any notes in between last real insn and the last
4867 DEBUG_INSN after the last DEBUG_INSN.
4869 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4871 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4872 Fix return type. Fix argument type. Explain meaning of return value.
4874 2010-02-16 Richard Guenther <rguenther@suse.de>
4876 PR tree-optimization/41043
4877 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4878 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4880 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4882 2010-02-16 Ira Rosen <irar@il.ibm.com>
4884 PR tree-optimization/43074
4885 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4886 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4887 vectorizable cycles in hybrid SLP check.
4888 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4890 2010-02-16 Richard Guenther <rguenther@suse.de>
4892 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4893 (true_dependence): If memrefs_conflict_p computes must-alias
4894 trust it. Move TBAA check after offset-based disambiguation.
4895 (canon_true_dependence): Likewise.
4897 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4899 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4900 * doc/invoke.texi: Document it.
4901 * var-tracking.c: Include toplev.h and params.h.
4902 (vt_find_locations): Return bool indicating success. Compute
4903 hash sizes unconditionally. Check new parameter, report.
4904 (variable_tracking_main_1): Check vt_find_locations results and
4905 retry. Renamed from...
4906 (variable_tracking_main): ... this. New wrapper to preserve
4907 flag_var_tracking_assignments.
4908 * Makefile.in (var-tracking.o): Adjust dependencies.
4910 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4911 Jakub Jelinek <jakub@redhat.com>
4914 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4915 if weak_import attribute is present.
4916 * config/darwin.c (machopic_select_section): Likewise.
4918 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4920 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4921 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4922 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4923 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4925 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
4928 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4931 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4932 Rewrite text to refer to the names.
4934 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4936 * config/i386/i386-builtin-types.def
4937 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4938 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4939 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4940 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4941 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4942 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4943 IX86_BUILTIN_VPERMIL2PS256.
4944 (MULTI_ARG_4_DF2_DI_I): Defined.
4945 (MULTI_ARG_4_DF2_DI_I1): Defined.
4946 (MULTI_ARG_4_SF2_SI_I): Defined.
4947 (MULTI_ARG_4_SF2_SI_I1): Defined.
4948 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4949 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4950 __builtin_ia32_vpermil2ps256.
4951 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4952 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4953 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4954 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4955 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4956 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4957 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4958 CODE_FOR_xop_vpermil2v8sf3.
4959 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4960 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4961 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4962 (_mm256_permute2_pd): New.
4963 (_mm_permute2_ps): New.
4964 (_mm256_permute2_ps): New.
4966 2010-02-15 Nick Clifton <nickc@redhat.com>
4968 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4969 boolean parameters. Use emit_jump_insn when emitting a pop
4970 instruction containing a return insn.
4971 (push): Use 'true' rather than '1' as second parameter to F.
4972 (h8300_expand_prologue): Likewise.
4973 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4974 (h8300_expand_epilogue): Likewise.
4976 2010-02-15 Richard Guenther <rguenther@suse.de>
4979 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4982 2010-02-15 Nick Clifton <nickc@redhat.com>
4984 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4987 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4989 * intl.c (fake_ngettext): New function.
4990 * intl.h (fake_ngettext): Declare.
4991 (ngettext): Define macro.
4992 * collect2.c (notice_translated): New function.
4993 (main): Use notice_translated and ngettext.
4994 * collect2.h (notice_translated): Declare.
4996 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4998 * reorg.c (delete_computation): Comment fixes.
4999 * caller-save.c (setup_save_areas): Idem.
5000 * sel-sched-dump.c (dump_lv_set): Idem.
5003 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5005 * config/s390/s390.c (s390_sched_init): New function.
5006 (TARGET_SCHED_INIT): Target hook defined.
5008 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5009 Jack Howarth <howarth@bromo.med.uc.edu>
5010 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5013 Partial revert of unintended change in fix for PR41605.
5014 * config/darwin.h: Fix typo.
5015 * config/darwin9.h: Same.
5017 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5019 * c-pch.c (pch_init): Clear v.
5021 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5024 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5025 graphite_can_represent_init for MULT_EXPR.
5027 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5031 * graphite-sese-to-poly.c (remove_phi): New.
5032 (translate_scalar_reduction_to_array): Call remove_phi.
5034 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5037 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5038 * graphite-clast-to-gimple.h (gloog): Update declaration.
5039 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5040 * graphite-poly.h (struct poly_bb): Add missing comments.
5041 (struct scop): Add poly_scop_p field.
5043 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5044 * graphite.c (graphite_transform_loops): Build the polyhedral
5045 representation for each scop before code generation.
5046 * sese.c (rename_variables_in_operand): Removed.
5047 (rename_variables_in_expr): Return the renamed expression.
5048 (rename_sese_parameters): New.
5049 * sese.h (rename_sese_parameters): Declared.
5051 2010-02-11 Richard Guenther <rguenther@suse.de>
5053 PR tree-optimization/42998
5054 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5055 POINTER_PLUS_EXPR properly.
5057 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5058 Changpeng Fang <changpeng.fang@amd.com>
5061 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5062 the cost of an IV candidate when the IV is used in a test against zero.
5064 * gcc.dg/tree-ssa/ivopts-3.c: New.
5066 2010-02-11 Richard Guenther <rguenther@suse.de>
5069 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5070 pointer-vs-decl case by swapping refs. Handle some cases
5071 of pointer-vs-decl disambiguations more conservatively.
5072 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5073 to false after expanding.
5075 2010-02-11 Richard Guenther <rguenther@suse.de>
5078 * gcc.c (process_command): Handle LTO file@offset case more
5081 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5083 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5084 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5086 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5088 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5089 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5090 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5091 Optimize eq/ne comparisons when both arguments are known to be
5093 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5094 Don't mask operands unnecessarily if they are known to be already
5097 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5099 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5102 2010-02-10 Richard Guenther <rguenther@suse.de>
5104 PR tree-optimization/43017
5105 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5106 for wrapping signed arithmetic.
5108 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5111 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5112 if no debug info should be emitted for it.
5114 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5116 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5117 note when flag_exceptions is set.
5119 2010-02-10 Duncan Sands <baldrick@free.fr>
5121 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5123 2010-02-10 Richard Guenther <rguenther@suse.de>
5126 * tree.c (get_unwidened): Handle constants.
5127 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5129 2010-02-10 Martin Jambor <mjambor@suse.cz>
5132 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5133 check for variable argument counts independently.
5135 2010-02-10 Christian Bruel <christian.bruel@st.com>
5138 * config/sh/sh.c (find_barrier): Increase length for non delayed
5139 conditional branches.
5141 2010-02-10 Christian Bruel <christian.bruel@st.com>
5143 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5145 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5147 * builtins.c (set_builtin_user_assembler_name): Also handle
5148 ffs if int is smaller than word.
5150 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5153 * ira-conflicts.c (get_dup): Remove.
5154 (process_reg_shuffles): Add new parameter. Use it as an
5155 additional guard for copy generation.
5156 (add_insn_allocno_copies): Rewrite.
5158 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5160 * common.opt (fsched2-use-traces): Preserved for backward
5162 * doc/invoke.texi: Remove the documentation about option
5163 -fsched2-use-traces.
5164 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5165 flag_sched2_use_traces.
5166 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5167 the backward compatibility flag section.
5169 2010-02-09 Richard Guenther <rguenther@suse.de>
5171 PR tree-optimization/43008
5172 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5173 make HEAP variables initialized from global memory if they
5174 are not known builtin functions.
5175 (find_func_aliases): Adjust.
5177 2010-02-09 Richard Guenther <rguenther@suse.de>
5179 PR tree-optimization/43000
5180 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5181 arithmetic manually.
5183 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5185 PR tree-optimization/42931
5186 * tree-loop-linear.c (try_interchange_loops): Don't call
5187 double_int_mul if estimated_loop_iterations failed.
5189 2010-02-08 Martin Jambor <mjambor@suse.cz>
5192 * tree-sra.c (build_accesses_from_assign): Do not mark in
5193 should_scalarize_away_bitmap if stmt has volatile ops.
5194 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5197 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5199 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5201 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5203 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5206 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5209 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5211 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5214 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5215 to unknown_dependence.
5216 (graphite_legal_transform_dr): Handle the unknown_dependence.
5217 (graphite_carried_dependence_level_k): Same.
5219 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5221 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5223 2010-02-07 Richard Guenther <rguenther@suse.de>
5226 * expr.c (get_inner_reference): Always initialize *pbitsize.
5228 2010-02-07 Richard Guenther <rguenther@suse.de>
5231 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5232 new ARRAY_REFs on variable size element or minimal index arrays.
5234 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5235 gimple_fold_indirect_ref.
5237 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5240 * arm.c (arm_override_options): Just return if the user has specified
5241 an invalid fpu name.
5243 2010-02-03 Jason Merrill <jason@redhat.com>
5246 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5247 i386_pe_maybe_record_exported_symbol.
5249 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5252 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5253 (pa_delegitimize_address): New function.
5255 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5257 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5258 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5260 2010-02-05 Richard Guenther <rguenther@suse.de>
5263 * lto-streamer-in.c (get_resolution): Deal with references
5264 to undefined functions.
5266 2010-02-05 Richard Guenther <rguenther@suse.de>
5268 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5269 (fold_const_aggregate_ref): Likewise.
5270 (ccp_fold_stmt): Substitute loads.
5271 (maybe_fold_reference): Verify types before substituting.
5273 (fold_gimple_assign): Unshare properly.
5274 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5276 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5278 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5279 for rs6000_gen_cell_microcode.
5281 2010-02-04 Richard Guenther <rguenther@suse.de>
5283 PR rtl-optimization/42952
5284 * dse.c (const_or_frame_p): Remove MEM handling.
5286 2010-02-04 Nick Clifton <nickc@redhat.com>
5288 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5289 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5290 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5291 (mn10300_asm_output_mi_thunk): New function.
5292 (mn10300_can_output_mu_thunk): New function.
5293 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5294 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5295 (FUNCTION_ARG): Delete incorrect comment.
5297 2010-02-03 Jason Merrill <jason@redhat.com>
5300 * fold-const.c (operand_equal_p): Handle erroneous types.
5302 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5304 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5306 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5308 PR rtl-optimization/42941
5309 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5312 2010-02-03 Jason Merrill <jason@redhat.com>
5315 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5317 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5320 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5321 (cselib_reset_table): Renamed from...
5322 (cselib_reset_table_with_next_value): ... this.
5323 (cselib_get_next_uid): Renamed from...
5324 (cselib_get_next_unknown_value): ... this.
5325 * cselib.c (next_uid): Renamed from...
5326 (next_unknown_value): ... this.
5327 (cselib_clear_table): Adjust.
5328 (cselib_reset_table): Adjust. Renamed from...
5329 (cselib_reset_table_with_next_value): ... this.
5330 (cselib_get_next_uid): Adjust. Renamed from...
5331 (cselib_get_next_unknown_value): ... this.
5332 (get_value_hash): Use hash.
5333 (cselib_hash_rtx): Likewise.
5334 (new_cselib_val): Adjust. Set and dump uid.
5335 (cselib_lookup_mem): Pass next_uid as hash.
5336 (cselib_subst_to_values): Likewise.
5337 (cselib_log_lookup): Dump uid.
5338 (cselib_lookup): Pass next_uid as hash. Adjust.
5339 (cselib_process_insn): Adjust.
5340 (cselib_init): Initialize next_uid.
5341 (cselib_finish): Adjust.
5342 (dump_cselib_table): Likewise.
5343 * dse.c (canon_address): Dump value uid.
5344 * print-rtl.c (print_rtx): Print value uid.
5345 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5347 (dv_uid): New function, sort of renamed from...
5348 (dv_htab_hash): ... this, reimplemented in terms of it and...
5349 (dv_uid2hash): ... this. New.
5350 (variable_htab_eq): Drop excess assertions.
5351 (tie_break_pointers): Removed.
5352 (canon_value_cmp): Compare uids.
5353 (variable_post_merge_New_vals): Print uids.
5354 (vt_add_function_parameters): Adjust.
5355 (vt_initialize): Reset table. Adjust.
5357 2010-02-03 Richard Guenther <rguenther@suse.de>
5359 PR tree-optimization/42944
5360 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5361 (call_may_clobber_ref_p_1): Likewise. Properly handle
5362 malloc and calloc clobbering errno.
5364 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5366 * doc/invoke.texi: Fix name of sched1 dump.
5368 * opts.c (decode_options): Set flag_tree_switch_conversion
5369 only conditionally on optimize >= 2.
5371 * gcse.c: Assorted comment fixes in pass description.
5373 2010-02-03 Anthony Green <green@moxielogic.com>
5375 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5376 nop padding in order to maintain alignment of storage location of
5377 target function address.
5378 (moxie_trampoline_init): Store target function address at newly
5380 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5382 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5384 2010-02-03 Richard Guenther <rguenther@suse.de>
5387 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5389 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5391 * config.gcc: Reenable check for obsolete targets.
5392 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5393 mips-sgi-irix6.[0-4]*.
5395 2010-02-02 Nick Clifton <nickc@redhat.com>
5397 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5398 constant size of 4 as being the same as 0.
5399 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5400 can take values in the range 0..4.
5402 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5405 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5406 as _darwin10_Unwind_FindEnclosingFunction().
5407 * libgcc-libsystem.ver: New.
5409 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5412 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5413 implicitly set registers.
5415 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5417 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5418 (arm_override_options): Allow automatic selection of the thread
5419 pointer register if thumb2.
5420 (legitimize_pic_address): Improve code sequences for Thumb2.
5421 (arm_call_tls_get_addr): Likewise.
5422 (legitimize_tls_address): Likewise.
5423 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5424 (pic_load_addr_32bit): ... this. New named pattern.
5425 * thumb2.md (pic_load_addr_thumb2): Delete.
5426 (pic_load_dot_plus_four): Delete.
5427 (tls_load_dot_plus_four): New named pattern.
5429 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5432 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5433 Document fix for TLS bug.
5435 2010-01-31 Richard Guenther <rguenther@suse.de>
5437 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5438 conservatively correct.
5440 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5444 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5446 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5448 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5450 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5452 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5454 * config.gcc: Adjust order of makefile fragments for mingw targets.
5456 2010-01-31 Richard Guenther <rguenther@suse.de>
5459 * gimplify.c (gimplify_init_constructor): For volatile LHS
5460 initialize a temporary.
5462 2010-01-31 Matthias Klose <doko@ubuntu.com>
5464 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5466 * configure: Regenerate.
5468 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5470 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5471 the same alias set and their sizes different constantness.
5472 (aliasing_component_refs_p): Revert 2009-10-24 change.
5474 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5476 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5479 2010-01-29 Richard Guenther <rguenther@suse.de>
5481 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5482 Assert we successfully updated the call.
5484 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5486 PR rtl-optimization/42889
5487 * df.h (df_set_bb_dirty_nonlr): New prototype.
5488 * df-core.c (df_set_bb_dirty_nonlr): New function.
5489 * df-scan.c (df_insn_rescan): Call it instead of
5490 df_set_bb_dirty for DEBUG_INSNs.
5492 2010-01-29 Richard Guenther <rguenther@suse.de>
5495 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5496 quadratic behavior in most cases.
5498 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5501 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5502 in the call to gen_x86_movsicc_0_m1.
5504 2010-01-28 Richard Guenther <rguenther@suse.de>
5506 PR tree-optimization/42871
5507 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5509 2010-01-28 Richard Guenther <rguenther@suse.de>
5511 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5512 into call arguments.
5514 2010-01-28 Richard Guenther <rguenther@suse.de>
5517 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5518 the forwarder if the destination is an EH landing pad.
5520 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5522 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5523 block list passed to gimple_duplicate_sese_tail.
5524 (parallelize_loops): Avoid parallelization when the function
5526 Avoid parallelization when the preheader is IRREDUCIBLE.
5527 Try to optimize when estimated_loop_iterations_int is unresolved.
5528 Add the loop's location to the dump file.
5529 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5530 (gimple_duplicate_sese_tail): Remove the check for the latch.
5531 Redirect nexits to the exit block.
5532 Remove handling of the incoming edges to the latch.
5533 Redirect the backedge from the copied latch to the exit bb.
5535 2010-01-28 Michael Matz <matz@suse.de>
5538 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5539 Wrap force_reg into a sequence, emit it before user.
5541 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5543 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5545 (arm_legacy_rev): Likewise.
5546 (thumb_legacy_rev): Likewise.
5548 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5550 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5551 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5552 on MEM's address failed, try avoid_constant_pool_reference and
5553 recurse if it returned something different.
5554 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5555 address, try avoid_constant_pool_reference and recurse if it
5556 returned something different.
5557 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5558 address and avoid_constant_pool_reference returned something
5559 different, don't set have_address.
5561 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5564 * var-tracking.c (val_store): Add modified argument, obey it.
5566 (count_uses): Move down logging of main.
5567 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5568 don't need resolution.
5569 (emit_notes_in_bb): Likewise.
5571 2010-01-27 Richard Guenther <rguenther@suse.de>
5574 * tree-inline.c (remap_decl): Delay remapping of SSA name
5575 default definitions until we need them.
5577 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5579 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5580 (rs6000_delegitimize_address): New function.
5582 * config/s390/s390.c (s390_delegitimize_address): Call
5583 delegitimize_mem_from_attrs.
5586 * tree-inline.c (cannot_copy_type_1): Removed.
5587 (copy_forbidden): Don't forbid copying of functions containing
5588 records/unions with variable length fields.
5590 2010-01-27 Christian Bruel <christian.bruel@st.com>
5594 * config/sh/sh.c (find_barrier): Increase length for non delayed
5595 conditional branches.
5597 2010-01-27 Matthias Klose <doko@ubuntu.com>
5599 * configure.ac (gnu-unique-object): Fix ldd version check.
5600 * configure: Regenerate.
5602 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5604 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5606 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5607 Test for HAVE_GNU_AS value.
5609 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5611 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5612 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5613 INT64_TYPE): Define.
5614 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5615 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5616 INT_LEAST64_TYPE): Define.
5617 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5618 UINT_LEAST64_TYPE): Define.
5619 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5620 INT_FAST64_TYPE): Define.
5621 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5622 UINT_FAST64_TYPE): Define.
5623 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5624 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5625 (SIG_ATOMIC_TYPE): Define.
5627 2010-01-26 Richard Guenther <rguenther@suse.de>
5629 * df-scan.c (df_scan_set_bb_info): Remove assert.
5630 (df_insn_rescan_debug_internal): Merge asserts.
5631 (df_install_ref): Likewise.
5632 (df_mark_reg): Use bitmap_set_range.
5633 (df_hard_reg_used_p): Remove assert.
5634 (df_hard_reg_used_count): Likewise.
5636 2010-01-26 Richard Guenther <rguenther@suse.de>
5638 PR rtl-optimization/42685
5639 * web.c (web_main): Ignore DEBUG_INSNs.
5641 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5643 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5645 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5646 Fix types of fndecl and arglist parameters.
5648 2010-01-26 Richard Guenther <rguenther@suse.de>
5651 * tree-eh.c (unsplit_eh): Skip debug insns.
5653 2010-01-26 Richard Guenther <rguenther@suse.de>
5655 PR tree-optimization/42250
5656 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5658 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5661 * omp-low.c (expand_omp_sections): Only use single_pred if
5662 l2_bb is single_pred_p.
5664 2010-01-25 Christian Bruel <christian.bruel@st.com>
5667 * config/sh/sh.c (find_barrier): Increase length for non delayed
5668 conditional branches.
5669 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5671 2010-01-24 David S. Miller <davem@davemloft.net>
5673 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5674 define if not using GAS.
5675 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5676 Likewise. Delete SECTION_MERGE code, which is only applicable
5679 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5682 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5683 mangling of va_list in system headers.
5685 2010-01-23 Toon Moene <toon@moene.org>
5687 * tree-predcom.c (combine_chains): Return NULL, not false.
5689 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5691 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5692 initialization of variable res to agree with return type.
5694 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5696 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5697 * tree-sra.c: Add include of expr.h.
5699 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5701 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5702 insert the debug stmt on the single non-EH edge from the stmt.
5704 2010-01-22 Richard Henderson <rth@redhat.com>
5707 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5708 the RHS until after generate_subtree_copies has insertted its
5709 code before the current statement.
5711 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5713 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5715 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5717 2010-01-21 Martin Jambor <mjambor@suse.cz>
5719 PR tree-optimization/42585
5720 * tree-sra.c (struct access): New field grp_total_scalarization.
5721 (dump_access): Dump the new field.
5722 (should_scalarize_away_bitmap): New variable.
5723 (cannot_scalarize_away_bitmap): Likewise.
5724 (sra_initialize): Allocate new bitmaps.
5725 (sra_deinitialize): Free new bitmaps.
5726 (create_access_1): New function.
5727 (create_access): Parts moved to create_access_1.
5728 (type_consists_of_records_p): New function.
5729 (completely_scalarize_record): Likewise.
5730 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5731 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5732 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5734 (analyze_all_variable_accesses): Completely scalarize small eligible
5737 2010-01-21 Martin Jambor <mjambor@suse.cz>
5739 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5741 2010-01-21 Andrew Haley <aph@redhat.com>
5743 * gcc.c (process_command): Move lang_specific_driver before
5744 setting cc_libexec_prefix.
5746 2010-01-21 Richard Guenther <rguenther@suse.de>
5749 * fold-const.c (negate_expr_p): Pretend only negative
5750 real constants are easily negatable.
5752 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5753 Jason Merrill <jason@redhat.com>
5755 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5756 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5757 * calls.c (initialize argument_information): Handle it.
5758 * c-common.c (handle_transparent_union_attribute): Use new name.
5759 * c-decl.c (finish_struct): Ditto.
5760 * c-typeck.c (type_lists_compatible_p): Ditto.
5761 (convert_for_assignment): Use new name and also handle record.
5762 * function.c (aggregate_value_p): Handle it.
5763 (pass_by_reference): Ditto.
5764 (assign_parm_data_types): Ditto.
5765 * print-tree.c (print_node): Ditto.
5766 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5767 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5768 * tree.c (first_field): New fn.
5770 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5773 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5774 even when linking statically, for now.
5776 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5779 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5780 without a cselib val.
5781 (count_uses): Accept MO_VAL_SET with no val on stores.
5782 (add_stores): Likewise.
5784 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5786 * var-tracking.c (check_value_val): Add a compile time assertion.
5787 (dv_is_decl_p): Simplify.
5788 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5789 gcc_assert if ENABLE_CHECKING.
5791 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5794 * var-tracking.c: Include tree-flow.h.
5795 (mem_dies_at_call): New.
5796 (dataflow_set_preserve_mem_locs): Use it.
5797 (dataflow_set_remove_mem_locs): Likewise.
5798 (dump_var): Renamed from dump_variable. Adjust all callers.
5799 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5800 * Makefile.in (var-tracking.o): Adjust deps.
5802 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5804 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5806 2010-01-20 Richard Guenther <rguenther@suse.de>
5808 PR tree-optimization/42717
5809 * tree-ssa-dce.c (get_live_post_dom): Remove.
5810 (forward_edge_to_pdom): Take an arbitrary edge to copy
5811 degenerate PHI args from.
5812 (remove_dead_stmt): Use the first post-dominator even if it
5813 does not contain live statements as redirection destination.
5815 2010-01-20 Richard Guenther <rguenther@suse.de>
5817 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5819 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5821 * sel-sched.c (create_speculation_check): Remove set but not used
5823 (try_transformation_cache): Remove set but not used variable ds.
5824 (calculate_privileged_insns): Remove set but not used variables
5825 cur_insn and min_spec_insn.
5826 (find_best_expr): Remove set but not used variable avail_n.
5827 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5829 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5831 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5832 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5835 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5838 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5839 cpu types. Add support for *-sse3 cpu types.
5840 (x86_64-*-*): Ditto.
5842 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5845 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5846 argument, call initializer_constant_valid_p_1 instead of
5847 initializer_constant_valid_p, pass CACHE to it, return NULL
5848 immediately if first call returns NULL.
5849 (initializer_constant_valid_p_1): New function.
5850 (initializer_constant_valid_p): Use it.
5852 2010-01-20 Thomas Quinot <quinot@adacore.com>
5854 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5856 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5858 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5859 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5860 (loc_list_from_tree): Don't handle unsigned division. Handle
5861 signed modulo using DW_OP_{over,over,div,mul,minus}.
5862 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5863 modulo instead of signed.
5865 2010-01-20 DJ Delorie <dj@redhat.com>
5867 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5869 (h8300_emit_stack_adjustment): Propogate it.
5871 (h8300_expand_prologue): Likewise.
5872 (h8300_expand_epilogue): Likewise.
5874 2010-01-19 Michael Matz <matz@suse.de>
5876 PR tree-optimization/41783
5877 * tree-data-ref.c (toplevel): Include flags.h.
5878 (dump_data_dependence_relation): Also dump the inputs if the
5879 result will be unknown.
5880 (split_constant_offset_1): Look through some conversions.
5881 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5882 the offset from last element is too large.
5883 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5884 (reassociate_to_the_same_stmt): Handle vector registers.
5885 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5887 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5888 wide_prolog_niters argument, emit widening instructions.
5889 (vect_do_peeling_for_alignment): Adjust caller, use widened
5890 variant of the iteration cound.
5891 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5893 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5896 * config/arm/neon-testgen.m (emit_automatics): New parameter
5897 features. Adjust for Fixed_return_reg feature.
5898 (test_intrinsic): Call emit_automatics with new feature.
5899 * config/arm/neon.ml: Update copyright years.
5900 (features): New Fixed_return_reg feature.
5901 (ops): Update feature for Vget_low.
5903 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5905 PR tree-optimization/42719
5906 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5910 * fwprop.c (all_uses_available_at): Return false if def_set dest
5911 is a REG that is used in def_insn.
5913 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5915 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5917 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5920 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5922 * target.h (struct gcc_target) <secondary_reload>: Change type
5923 of last argument to secondary_reload_info *.
5925 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5928 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5929 memory references with unaligned offsets. Remove CQImode handling.
5930 (unaligned_memory_operand): Return 1 for memory references with
5931 unaligned offsets. Remove CQImode handling.
5933 2010-01-18 Richard Guenther <rguenther@suse.de>
5936 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5939 2010-01-18 Richard Guenther <rguenther@suse.de>
5941 PR tree-optimization/42781
5942 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5943 restrict processing only if the original variable was artificial.
5945 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5947 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5948 find number of popped argument bytes.
5950 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5951 Fix the text that describes the return value for invalid insns.
5953 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5955 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5956 Clarify what 'cost of the -dependence' is. Fix quoting.
5958 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5959 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5961 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5963 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5964 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5966 2010-01-17 Richard Guenther <rguenther@suse.de>
5969 * function.c (split_complex_args): Take a VEC to modify.
5970 (assign_parms_augmented_arg_list): Build a VEC instead of
5971 a chain of PARM_DECLs.
5972 (assign_parms_unsplit_complex): Take a VEC of arguments.
5973 Do not fixup unmodified parms.
5974 (assign_parms): Deal with the VEC.
5975 (gimplify_parameters): Likewise.
5977 2010-01-17 Richard Guenther <rguenther@suse.de>
5979 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5980 node existence check.
5981 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5982 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5983 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5984 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5985 (gimple_execute_on_growing_pred): Likewise.
5987 2010-01-17 Richard Guenther <rguenther@suse.de>
5989 PR tree-optimization/42773
5990 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5991 (compute_antic_aux): Likewise.
5992 (compute_partial_antic_aux): Likewise.
5994 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5997 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6000 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6002 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6005 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6006 Fix markup for strict argument.
6008 (TARGET_SCHED_REORDER2): Fix argument types.
6010 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6011 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6013 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6014 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6016 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6019 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6020 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6021 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6022 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6023 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6025 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6027 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6029 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6030 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6032 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6034 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6037 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6039 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6040 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6042 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6044 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6046 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6047 referring to it. Fix language.
6049 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6051 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6053 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6055 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6057 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6058 '@var{stream}. Remove stray 'and'.
6060 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6062 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6064 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6066 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6067 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6069 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6070 Fix description of return value.
6071 Rename argument "sz" to "len."
6073 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6074 Clarify meaning of 'true' return value.
6076 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6078 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6079 rep_mode versus mode_rep.
6081 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6083 (TARGET_BUILTIN_DECL): Fix name.
6085 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6087 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6089 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6091 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6093 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6095 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6098 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6099 Rename argument tm_fn to md_fn.
6101 (TARGET_OPTION_PRINT): Fix argument list.
6103 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6106 * config/i386/i386.c (ix86_fixup_binary_operands):
6107 Revert FMA4 fixup of operands.
6109 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6112 * Makefile.in (write_entries_to_file, install-plugin):
6113 Use \012 instead of \n with tr.
6115 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6117 * configure.ac (HAVE_AS_REF): New C macro.
6118 * configure: Regenerate.
6119 * config.in: Likewise.
6120 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6122 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6125 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6127 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6129 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6131 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6133 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6135 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6137 (TARGET_BINDS_LOCAL_P): Fix argument type.
6139 (TARGET_ASM_FILE_END): Use prototype.
6141 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6143 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6145 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6147 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6149 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6150 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6152 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6153 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6155 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6156 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6157 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6158 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6160 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6162 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6164 (TARGET_INIT_BUILTINS): Use prototype.
6166 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6167 Put 'const char *' in braces. Fix parameter types.
6168 (TARGET_INVALID_CONVERSION): Fix parameter types.
6169 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6170 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6172 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6175 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6177 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6179 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6181 * doc/tm.texi (TARGET_HELP): Fix return type.
6183 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6184 in braces. Fix argument types.
6186 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6188 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6190 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6192 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6193 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6195 (TARGET_MANGLE_TYPE): Fix argument types.
6197 (TARGET_IRA_COVER_CLASSES): Use prototype.
6199 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6201 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6203 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6205 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6207 (TARGET_CALLEE_COPIES): Fix argument types.
6209 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6211 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6213 (TARGET_FUNCTION_VALUE): Fix argument types.
6215 (TARGET_RETURN_IN_MSB): Fix argument type.
6217 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6219 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6221 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6223 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6224 agree with return type.
6226 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6228 2010-01-15 Jing Yu <jingyu@google.com>
6230 PR rtl-optimization/42691
6231 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6232 a pseudo to a constant and are merged, and adjust comments.
6234 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6236 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6238 2010-01-15 Richard Guenther <rguenther@suse.de>
6241 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6242 labels of computed or non-local gotos to the destination.
6243 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6244 landing pad label is the first label.
6246 2010-01-15 Richard Guenther <rguenther@suse.de>
6248 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6250 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6253 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6254 to allow generation of the xssqrtdp instruction on power7.
6255 (sqrtdf2_fpr): Ditto.
6257 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6260 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6261 functions with noreturn attribute.
6264 * varasm.c (declare_weak): Add weak attribute to decl if it
6265 doesn't have one already.
6266 (assemble_external): Only add decls to weak_decls if they also
6267 have weak attribute.
6269 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6271 * var-tracking.c (var_reg_delete): Don't delete the association
6272 between REGs and values or one-part variables if the register
6275 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6278 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6279 because its first operand is a non-localized variable.
6281 2010-01-14 Martin Jambor <mjambor@suse.cz>
6283 PR tree-optimization/42706
6284 * tree-sra.c (encountered_recursive_call): New variable.
6285 (encountered_unchangable_recursive_call): Likewise.
6286 (sra_initialize): Initialize both new variables.
6287 (callsite_has_enough_arguments_p): New function.
6288 (scan_function): Call decl and flags check only for IPA-SRA, check
6289 whether there is a recursive call and whether it has enough arguments.
6290 (all_callers_have_enough_arguments_p): New function.
6291 (convert_callers): Look for recursive calls only when
6292 encountered_recursive_call is set.
6293 (ipa_early_sra): Bail out either if
6294 !all_callers_have_enough_arguments_p or
6295 encountered_unchangable_recursive_call.
6297 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6299 * sel-sched.c: Add 2010 to copyright years.
6300 * sel-sched-ir.c: Likewise.
6301 * sel-sched-ir.h: Likewise.
6303 2010-01-14 Martin Jambor <mjambor@suse.cz>
6305 PR tree-optimization/42714
6306 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6307 constructors specially.
6309 2010-01-14 Andi Kleen <ak@linux.intel.com>
6311 * config/i386/drivers-i386.c (detect_caches_intel):
6312 Add l2sizekb parameter and fill in.
6313 (host_detect_local_cpu): Add l2sizekb, fill in.
6314 Add Atom small cache heuristic.
6316 2010-01-14 Andi Kleen <ak@linux.intel.com>
6318 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6319 Add level3 parameter and fill in.
6320 (detect_caches_intel): Handle level3 cache.
6322 2010-01-14 Andi Kleen <ak@linux.intel.com>
6324 * config/i386/drivers-i386.c (host_detect_local_cpu):
6325 Fix core duo detection.
6327 2010-01-14 Andi Kleen <ak@linux.intel.com>
6329 * config/i386/drivers-i386.c (host_detect_local_cpu):
6332 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6334 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6335 (rs6000_variable_issue_1): this. Use...
6336 (rs6000_variable_issue): here. Reimplement. Print debug info.
6338 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6340 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6341 sel_restore_notes. Update all callers. Call reemit_notes
6344 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6346 PR rtl-optimization/42246
6347 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6350 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6352 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6353 all successors is the same as number of successors in current region.
6355 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6357 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6358 to rename is not separable. Otherwise check that its LHS is not NULL.
6360 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6362 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6364 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6366 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6367 available registers when failed to discover LHS register class.
6368 Fix indentation. Update comment.
6370 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6371 Alexander Monakov <amonakov@ispras.ru>
6373 PR rtl-optimization/42389
6374 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6376 (advance_state_on_fence): Likewise.
6377 (sel_target_adjust_priority): Print debug output only when
6378 sched_verbose >= 4, not 2.
6379 (get_expr_cost): Do not issue all unique insns on the next cycle.
6380 (fill_insns): Initialize can_issue_more from the value saved
6382 * sel-sched-ir.c (flist_add): New parameter issue_more.
6383 Init FENCE_ISSUE_MORE with it.
6384 (merge_fences): Likewise.
6385 (init_fences): Update call to flist_add.
6386 (add_to_fences, add_clean_fence_to_fences)
6387 (add_dirty_fence_to_fences): Likewise.
6388 (move_fence_to_fences): Update call to merge_fences.
6389 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6391 * sel-sched-ir.h (struct _fence): New field issue_more.
6392 (FENCE_ISSUE_MORE): New accessor macro.
6394 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6396 PR rtl-optimization/42388
6397 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6398 that have no predecessors nor successors. Do not call move_bb_info
6399 for empty blocks outside of current region.
6401 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6403 PR rtl-optimization/42294
6404 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6405 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6406 originators' originators.
6408 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6410 PR rtl-optimization/39453
6411 PR rtl-optimization/42246
6412 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6414 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6416 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6417 Alexander Monakov <amonakov@ispras.ru>
6420 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6421 (maybe_tidy_empty_bb): ... here. Make static. Add new
6422 argument. Update all callers.
6423 (tidy_control_flow): ... and here. Recompute topological order
6424 of basic blocks in region if necessary.
6425 (sel_redirect_edge_and_branch): Change return type. Return true
6426 if topological order might have been invalidated.
6427 (purge_empty_blocks): Export and move from...
6428 * sel-sched.c (purge_empty_blocks): ... here.
6429 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6430 (maybe_tidy_empty_bb): Delete prototype.
6431 (purge_empty_blocks): Declare.
6433 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6435 PR rtl-optimization/42249
6436 * sel-sched.c (try_replace_dest_reg): When chosen register
6437 and original register is the same, do not bail out early, but
6438 still check all original insns for validity of replacing destination
6439 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6442 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6445 Port from no-undefined-overflow branch:
6446 2009-03-09 Richard Guenther <rguenther@suse.de>
6448 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6450 2010-01-14 Richard Guenther <rguenther@suse.de>
6453 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6455 2010-01-14 Ira Rosen <irar@il.ibm.com>
6457 PR tree-optimization/42709
6458 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6459 as scalar type in creation of constant vector operand.
6461 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6464 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6465 (check-parallel-%): Match `testsuite' directory component only
6468 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6470 PR translation/39521
6471 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6474 2010-01-13 Richard Guenther <rguenther@suse.de>
6476 PR tree-optimization/42730
6477 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6480 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6483 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6484 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6487 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6489 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6490 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6491 ___umulsi3_highpart.
6493 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6494 rather than schedule_insns if the pass is enabled.
6496 2010-01-13 Martin Jambor <mjambor@suse.cz>
6498 PR tree-optimization/42704
6499 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6502 2010-01-13 Martin Jambor <mjambor@suse.cz>
6504 PR tree-optimization/42703
6505 * tree-sra.c (analyze_access_subtree): Check that we can build a
6506 reference to the original data within the aggregate.
6508 2010-01-13 Richard Guenther <rguenther@suse.de>
6510 PR tree-optimization/42705
6511 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6513 2010-01-13 Richard Guenther <rguenther@suse.de>
6516 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6518 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6521 * var-tracking.c (values_to_unmark): New variable.
6522 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6523 values_to_unmark vector. Moved body to...
6524 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6525 instead queue it into values_to_unmark vector.
6526 (vt_find_locations): Free values_to_unmark vector.
6528 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6530 * config/s390/s390.c (override_options): Set
6531 default of max-pending-list-length to 256
6533 2010-01-13 Richard Guenther <rguenther@suse.de>
6536 * tree-pass.h (PROP_gimple_lcx): New.
6537 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6538 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6539 before the final cleanup_eh.
6540 (dump_properties): Dump PROP_gimple_lcx.
6541 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6542 (tree_lower_complex_O0): Remove.
6543 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6544 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6545 tree_lower_complex, schedule TODO_update_ssa.
6546 * lto-streamer-out.c (output_function): Stream the functions
6548 * lto-streamer-in.c (input_function): Likewise.
6549 (lto_read_body): Do not override them here.
6551 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6554 * c-typeck.c (build_c_cast): Fold value cast to union type before
6555 wrapping it in a CONSTRUCTOR.
6557 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6559 PR rtl-optimization/42699
6560 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6563 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6565 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6566 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6567 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6568 SUBTARGET_WARN_UNUSED_SPEC): ... here
6569 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6571 2010-01-12 Julian Brown <julian@codesourcery.com>
6573 * config/arm/neon-schedgen.ml (Utils): Don't try to
6574 open missing module.
6575 (find_with_result): New.
6577 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6580 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6581 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6583 PR tree-optimization/42645
6584 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6585 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6586 decl_map, set processing_debug_stmt to -1 and return name without
6589 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6591 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6592 binutils version, and reword target configuration description.
6594 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6596 * config/avr/avr.h (LINKER_NAME): Remove.
6598 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6601 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6602 that support VSX, warn for -mno-altivec if vsx is not disabled,
6605 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6606 Shujing Zhao <pearly.zhao@oracle.com>
6608 PR translation/42469
6609 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6610 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6611 character between option name and help text.
6612 * c.opt (imultilib): Likewise.
6614 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6616 * lto-streamer-out.c (output_unreferenced_globals): Output static
6619 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6621 PR rtl-optimization/42621
6622 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6623 optimizing for size.
6624 (duplicate_computed_gotos): Remove now-redundant check.
6626 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6629 * configure.ac: Save and restore LDFLAGS and LIBS
6630 * configure: Regenerate.
6632 2010-01-10 Richard Guenther <rguenther@suse.de>
6635 * builtins.c (fold_builtin_strlen): Add type argument and
6636 convert the resulting length to it.
6637 (fold_builtin_1): Adjust.
6639 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6641 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6642 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6644 (num_insns_constant_wide): Adjust for that change.
6646 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6649 * web.c (union_defs): Add used argument, to combine uses of
6651 (entry_register): Adjust type and tests of used argument.
6652 (web_main): Widen used for new use. Pass it to union_defs.
6653 * df.h (union_defs): Adjust prototype.
6655 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6658 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6659 uses in new incoming argument. Free body.
6660 (reset_debug_uses_in_loop): New.
6661 (analyze_insn_to_expand_var): Call the latter if the former found
6662 anything. Fix whitespace. Reject invalid dest overlaps before
6663 going through all insns in the loop.
6665 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6668 * haifa-sched.c (dying_use_p): Debug insns don't count.
6670 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6673 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6674 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6675 (verify_gimple_call): Reject LHS in noreturn calls.
6677 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6681 * tree-vect-loop-manip.c (adjust_info): New type.
6682 (adjust_vec): New pointer to vector.
6683 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6684 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6685 (slpeel_update_phis_for_duplicate_loop): Use them.
6686 (slpeel_update_phi_nodes_for_guard1): Likewise.
6687 (slpeel_update_phi_nodes_for_guard2): Likewise.
6688 (slpeel_tree_peel_loop_to_edge): Likewise.
6689 (vect_update_ivs_after_vectorizer): Likewise.
6691 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6693 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6694 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6696 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6698 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6699 bogus uninitialized warning.
6701 2010-01-09 Richard Guenther <rguenther@suse.de>
6704 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6705 the evolution is compatible with the initial condition.
6707 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6709 * gcc.c (process_command): Update copyright notice dates.
6710 * gcov.c (print_version): Likewise.
6711 * gcov-dump.c (print_version): Likewise.
6712 * mips-tfile.c (main): Likewise.
6713 * mips-tdump.c (main): Likewise.
6715 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6718 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6720 (rotlhi3_8): Delete.
6722 (rotlsi3_8): Delete.
6723 (rotlsi3_16): Delete.
6724 (rotlsi3_24): Delete.
6726 (*rotw<mode>3): New.
6727 (*rotb<mode>3): New.
6728 * config/avr/avr.c (avr_rotate_bytes): New function.
6729 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6731 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6734 * configure.ac: Modify -rdynamic check.
6735 * configure: Regenerate.
6737 2010-01-08 DJ Delorie <dj@redhat.com>
6739 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6740 register popping order.
6742 2010-01-08 Richard Guenther <rguenther@suse.de>
6745 * c.opt (fsigned-char): Also let LTO handle this option.
6746 (funsigned-char): Likewise.
6748 2010-01-07 Richard Guenther <rguenther@suse.de>
6750 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6751 (gimple_op): Likewise.
6752 (gimple_op_ptr): Likewise.
6753 (gimple_assign_set_lhs): Remove gcc_assert.
6754 (gimple_assign_set_rhs1): Likewise.
6755 (gimple_assign_set_rhs2): Likewise.
6756 (gimple_call_set_lhs): Likewise.
6757 (gimple_call_set_fn): Likewise.
6758 (gimple_call_set_fndecl): Likewise.
6759 (gimple_call_fndecl): Likewise.
6760 (gimple_call_return_type): Likewise.
6761 (gimple_call_set_chain): Likewise.
6762 (gimple_call_num_args): Likewise.
6763 (gimple_call_set_arg): Likewise.
6764 (gimple_cond_set_code): Likewise.
6765 (gimple_cond_set_lhs): Likewise.
6766 (gimple_cond_set_rhs): Likewise.
6767 (gimple_cond_set_true_label): Likewise.
6768 (gimple_cond_set_false_label): Likewise.
6769 (gimple_label_set_label): Likewise.
6770 (gimple_goto_set_dest): Likewise.
6771 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6772 (gimple_debug_bind_get_value): Likewise.
6773 (gimple_debug_bind_get_value_ptr): Likewise.
6774 (gimple_debug_bind_set_var): Likewise.
6775 (gimple_debug_bind_set_value): Likewise.
6776 (gimple_debug_bind_reset_value): Likewise.
6777 (gimple_debug_bind_has_value_p): Likewise.
6778 (gimple_return_retval_ptr): Remove gcc_assert.
6779 (gimple_return_retval): Likewise.
6780 (gimple_return_set_retval): Likewise.
6781 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6782 (safe_referenced_var_iterator): Remove.
6783 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6784 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6785 (fill_referenced_var_vec): Remove.
6786 (first_readonly_imm_use): Remove redundant gcc_assert.
6787 (phi_arg_index_from_use): Combine gcc_asserts.
6788 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6789 (first_imm_use_stmt): Remove redundant gcc_assert.
6790 * tree-cfg.c (verify_gimple_call): Verify function and chain
6791 operands. Verify arguments.
6792 (verify_types_in_gimple_stmt): Verify condition code and labels.
6794 2010-01-07 Richard Guenther <rguenther@suse.de>
6796 PR tree-optimization/42641
6797 * sese.c (rename_map_elt_info): Use the SSA name version, do
6800 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6802 PR tree-optimization/42625
6803 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6804 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6806 2010-01-07 Duncan Sands <baldrick@free.fr>
6808 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6810 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6813 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6814 note itself is not function_invariant_p.
6816 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6818 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6819 Do not add the DF_NOTE problem.
6820 * store-motion.c (execute_rtl_store_motion): Likewise.
6822 2010-01-07 Martin Jambor <mjambor@suse.cz>
6824 PR tree-optimization/42157
6825 * tree-sra.c (compare_access_positions): Stabilize sort if both
6826 accesses have integer types, return zero immediately if they are the
6829 2010-01-06 Richard Henderson <rth@redhat.com>
6832 * haifa-sched.c (add_to_note_list): Merge into ...
6833 (concat_note_lists): ... here, and ...
6834 (unlink_other_notes, rm_other_notes): Merge into...
6835 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6836 NOTE_INSN_EPILOGUE_BEG.
6838 2010-01-06 Richard Guenther <rguenther@suse.de>
6840 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6841 not inline regular functions into always-inline functions.
6843 2010-01-06 Nick Clifton <nickc@redhat.com>
6845 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6846 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6848 (OVERRIDE_OPTIONS): Delete.
6849 (OPTIMIZATION_OPTIONS): Define.
6850 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6851 * config/rx/rx.c (rx_handle_option): Issue an error message if
6852 -mcpu=rx200 and -fpu are used together.
6853 (rx_set_optimization_options): New function. Issue an error
6854 message if an optimization attribute attempts to reset the FPU/
6855 math optimization pairing.
6856 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6857 * config/rx/rx.opt: Set the default to 32-bit doubles.
6858 * config/rx/t-rx: Add multilibs for -nofpu option.
6859 * doc/invoke.texi: Update documentation of RX options.
6861 2010-01-06 Richard Guenther <rguenther@suse.de>
6863 * tree-ssa-pre.c (name_to_id): New global.
6864 (alloc_expression_id): Simplify SSA name handling.
6865 (lookup_expression_id): Likewise.
6866 (init_pre): Zero name_to_id.
6867 (fini_pre): Free it.
6869 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6871 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6873 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6876 * config/i386/sse.md (smaxv2di3): New.
6877 (umaxv2di3): Likewise.
6878 (sminv2di3): Likewise.
6879 (uminv2di3): Likewise.
6881 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6884 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6885 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6886 (legitimize_tls_address): Likewise.
6887 (sparc_tls_referenced_p): Likewise.
6888 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6889 and adjust calls to legitimize_pic_address.
6890 (legitimate_constant_p) Use sparc_tls_referenced_p.
6891 (legitimate_pic_operand_p): Likewise.
6892 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6893 (sparc_tls_symbol_ref_1): Delete.
6894 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6895 (legitimize_tls_address): Make static, handle CONST patterns.
6896 (legitimize_pic_address): Make static, remove unused parameter and
6897 adjust recursive calls.
6898 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6899 and adjust call to legitimize_pic_address.
6900 (sparc_output_mi_thunk): Likewise.
6902 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6903 H.J. Lu <hongjiu.lu@intel.com>
6906 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6907 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6908 operands to make them signed.
6911 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6914 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6915 GTU to GT for V4SI and V2DI.
6917 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6918 (umin<mode>3): Removed.
6920 (uminv4si3): Likewise.
6922 2010-01-05 Martin Jambor <mjambor@suse.cz>
6924 PR tree-optimization/42462
6925 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6926 current_function_decl to helper functions and macros.
6928 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6931 * flags.h: Don't include real.h.
6932 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6933 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6934 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6935 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6936 * dominance.c: Update copyright.
6937 * gimple.c (walk_gimple_op): Remove inline.
6938 * tree-ssa-reassoc.c: Include real.h.
6939 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6940 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6942 2010-01-05 Nick Clifton <nickc@redhat.com>
6944 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6945 register to push into the stack frame when the accumulator has to
6946 be saved during interrupts.
6948 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6950 * doc/invoke.texi: Remove the documentation about option
6952 * common.opt (Wunreachable-code): Preserved for backward
6954 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6955 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6956 the backward compatibility flag section.
6958 2010-01-05 Richard Guenther <rguenther@suse.de>
6960 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6962 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6965 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6967 PR tree-optimization/42508
6968 * tree-sra.c (convert_callers): Check for recursive call
6969 by comparing cgraph nodes instead of decls.
6970 (modify_function): Call ipa_modify_formal_parameters also
6971 on all same_body aliases.
6973 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6974 cgraph nodes when checking for same_body aliases.
6976 2010-01-05 Richard Guenther <rguenther@suse.de>
6978 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6979 allocation and lookup.
6980 (get_or_alloc_expr_for_constant): Likewise.
6981 (phi_translate): Sink allocation.
6983 2010-01-04 Richard Guenther <rguenther@suse.de>
6985 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6986 a new entry only if needed.
6987 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6988 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6990 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6992 (phi_translate): Handle CONSTANTs early.
6994 2010-01-04 Martin Jambor <mjambor@suse.cz>
6996 PR tree-optimization/42398
6997 * tree-sra.c (struct access): Removed flag grp_different_types.
6998 (dump_access): Do not dump the removed flag.
6999 (sort_and_splice_var_accesses): Do not set the removed flag.
7000 (sra_modify_expr): Check for type compatibility directly.
7002 2010-01-04 Martin Jambor <mjambor@suse.cz>
7004 PR tree-optimization/42366
7005 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7006 edges with variable number of parameters.
7007 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7008 flag instead of asserting it.
7009 (ipa_read_node_info): Read uses_analysis_done flag.
7011 2010-01-04 Richard Guenther <rguenther@suse.de>
7013 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7014 iterative_hash_* as intended.
7015 (vn_reference_compute_hash): Likewise. Simplify hashing
7017 (vn_reference_lookup_2): Likewise.
7018 (vn_nary_op_compute_hash): Likewise.
7019 (vn_phi_compute_hash): Likewise.
7020 (expressions_equal_p): Remove strange code.
7021 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7022 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7023 (bitmap_insert_into_set_1): Take value-id as parameter.
7024 (add_to_value): Pass it.
7025 (bitmap_insert_into_set): Likewise.
7026 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7028 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7031 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7032 (do_self_spec): For switches with SWITCH_IGNORE set set also
7033 SWITCH_IGNORE_PERMANENTLY.
7034 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7037 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7039 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7040 tree of an unreferenced global var.
7042 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7045 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7046 GTU to GT for V4SI and V2DI.
7048 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7049 (umin<mode>3): Removed.
7051 (uminv4si3): Likewise.
7053 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7056 * collect2.c (main): Turn on trace in collect2 if -v is passed
7059 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7061 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7062 description of expression operand.
7064 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7066 * configure.ac: Add install-html to target_list for Make-hooks.
7067 * configure: Regenerate.
7068 * fortran/Make-lang.in (F95_HTMLFILES): New.
7069 (fortran.html): Use it.
7070 (fortran.install-html): New.
7071 * Makefile.in (install-html): Add lang.install-html.
7072 * java/Make-lang.in (JAVA_HTMLFILES): New.
7073 (java.html): Use it.
7074 (java.install-html): New.
7075 * objc/Make-lang.in (objc.install-html): New.
7076 * objcp/Make-lang.in (obj-c++.install-html): New.
7077 * cp/Make-lang.in (c++.install-html): New.
7078 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7079 * lto/Make-lang.in (lto.install-html): New.
7081 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7084 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7086 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7088 PR rtl-optimization/41862
7089 * store-motion.c (store_killed_in_insn, compute_store_table,
7090 remove_reachable_equiv_notes, replace_store_insn,
7091 build_store_vectors): Ignore all DEBUG_INSNs.
7093 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7096 * common.opt: Add dumpdir.
7098 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7100 (option_map): Add --dumpdir.
7102 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7104 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7106 * opts.c (decode_options): Try dump_dir_name first if
7107 dump_base_name isn't an absolute path.
7108 (common_handle_option): Handle OPT_dumpdir.
7110 * toplev.c (dump_dir_name): New.
7111 (print_switch_values): Also ignore -dumpdir.
7113 * toplev.h (dump_dir_name): New.
7115 2010-01-03 Richard Guenther <rguenther@suse.de>
7117 PR tree-optimization/42589
7118 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7119 double-word expansion of bswap32.
7121 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7123 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7124 with BLOCK_FOR_INSN.
7125 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7126 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7127 noce_process_if_block): Likewise.
7128 * gcse.c (compute_local_properties, insert_expr_in_table,
7129 insert_set_in_table, canon_list_insert, find_avail_set,
7130 pre_insert_copy_insn): Likewise.
7132 * basic-block.h (BLOCK_NUM): Move from here...
7133 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7135 2010-01-03 Richard Guenther <rguenther@suse.de>
7137 PR tree-optimization/42438
7138 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7139 contains_may_not_return_call flag.
7140 (BB_MAY_NOTRETURN): New.
7141 (valid_in_sets): Trapping nary operations are not valid
7142 in blocks that may not return.
7143 (insert_into_preds_of_block): Remove check for trapping expressions.
7144 (compute_avail): Compute also BB_MAY_NOTRETURN.
7146 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7148 * doc/invoke.texi: Add 2010 to copyright years.
7150 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7152 * config/sparc/sparc.c: Fix formatting nits.
7154 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7155 Alexander Monakov <amonakov@ispras.ru>
7157 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7159 2010-01-02 Richard Guenther <rguenther@suse.de>
7162 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7163 (simplify_switch_using_ranges): Mark to be removed edges
7166 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7168 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7170 * collect2.c (scan_libraries): Add missing argument in call to
7173 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7176 * config/alpha/predicates.md (aligned_memory_operand): Return false
7178 (unaligned_memory_operand): Return true for CQImode.
7179 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7180 doesn not cross aligned SImode word boundary.
7182 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7184 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7186 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7187 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7189 2010-01-02 Richard Guenther <rguenther@suse.de>
7192 * toplev.c (compile_file): Emit LTO marker properly. Change
7194 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7196 2010-01-01 Richard Guenther <rguenther@suse.de>
7199 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7201 2010-01-01 Richard Guenther <rguenther@suse.de>
7204 * c-decl.c (grokdeclarator): For zero-size arrays force
7205 structural equality checks as layout_type does.
7207 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7209 * builtins.c: Update copyright to 2010.
7211 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7214 * lto-streamer-out.c (produce_asm): Revert the last change.
7215 (copy_function): Likewise.
7217 * lto-streamer.c (lto_get_section_name): Skip any leading
7220 2010-01-01 Richard Guenther <rguenther@suse.de>
7223 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7227 Copyright (C) 2010 Free Software Foundation, Inc.
7229 Copying and distribution of this file, with or without modification,
7230 are permitted in any medium without royalty provided the copyright
7231 notice and this notice are preserved.