1 2012-07-06 Alexandre Oilva <aoliva@redhat.com>
3 PR rtl-optimization/53827
6 * alias.c (memrefs_conflict_p): Adjust offset and size by the
7 same amount for alignment ANDs.
9 2012-07-06 Tom de Vries <tom@codesourcery.com>
11 PR tree-optimization/51879
12 * tree-ssa-sccvn.c (copy_reference_ops_from_call)
13 (visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
14 (visit_use): Also call visit_reference_op_call for calls with a vdef.
16 2012-07-06 Tom de Vries <tom@codesourcery.com>
18 PR tree-optimization/52009
19 * tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
20 value numbers of gimple_vdef.
21 * tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
23 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
24 (vn_reference_insert): Add and handle vdef parameter.
25 (visit_reference_op_load): Add argument to vn_reference_insert call.
26 (visit_reference_op_store): Find value number of vdef of store. Insert
27 value number of vdef of store.
29 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
31 * config/i386/i386.md (simple lea to add peephole): Also transform
32 RTXes where second PLUS operand matches output.
34 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
36 * config/i386/i386.c (construct_plt_address): Make static.
37 * config/i386/i386-protos.h (construct_plt_address): Remove.
39 2012-07-06 Nick Clifton <nickc@redhat.com>
41 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
42 default_encode_section_info.
44 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
47 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
48 emit PIC sequence for fnaddr symbol reference in advance.
50 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
53 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
55 * dwarf2out.c (function_possibly_abstracted_p): New static function.
56 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
57 cgraph_function_possibly_inlined_p.
58 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
59 (process_scope_var): Do not emit concrete instances of abstracted
60 nested functions from here.
61 (gen_decl_die): Emit the abstract instance if the function is possibly
62 abstracted and not only possibly inlined.
63 (dwarf2out_finish): Find the first non-abstract parent instance and
64 attach concrete instances on the limbo list to it.
66 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
67 Julian Brown <julian@codesourcery.com>
71 * config/arm/neon-gen.ml (return_by_ptr): Delete.
72 (print_function): Handle empty strings.
73 (return): Delete use of return_by_ptr.
74 (mask_shape_for_shuffle): New function.
75 (mask_elems): Likewise.
76 (shuffle_fn): Likewise.
77 (params): Simplify and remove use of return_by_ptr.
78 (get_shuffle): New function.
79 (print_variant): Update.
80 * config/arm/neon.ml (rev_elems): New function.
81 (permute_range): Likewise.
82 (zip_range): Likewise.
83 (uzip_range): Likewise.
84 (trn_range): Likewise.
85 (zip_elems): Likewise.
86 (uzip_elems): Likewise.
87 (trn_elems): Likewise.
88 (features): New enumeration Use_shuffle. Delete ReturnPtr.
91 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
92 * config/arm/arm_neon.h: Regenerate.
94 2012-07-05 Richard Guenther <rguenther@suse.de>
96 * tree-pretty-print.c (dump_generic_node): Properly test
97 the result of exact_log2.
99 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
101 * config/s390/s390-protos.h (s390_expand_movmem)
102 (s390_expand_cmpmem): Add return value.
103 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
104 Return FALSE to use the library function in some cases.
105 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
108 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
110 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
112 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
114 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
115 * stmt.c (dump_case_nodes): New.
116 (expand_case): Split out code generation parts into new functions.
117 (expand_switch_as_decision_tree_p): Split out from expand_case.
118 (emit_case_decision_tree): Likewise.
119 (emit_case_dispatch_table): Likewise.
121 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
123 * config/arm/iterators.md (SDF): New mode iterator.
124 (V_if_elem): Add support for SF and DF modes.
126 (F_constraint): New mode iterator attribute.
127 (F_fma_type): Likewise.
128 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
129 (*fmsub<SDF:mode>4): Likewise.
130 (*fmnsub<SDF:mode>4): Likewise.
131 (*fmnadd<SDF:mode>4): Likewise.
133 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
135 * expmed.c (expand_mult): Initialize coeff and is_neg.
137 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
139 * config/sh/predicates.md (zero_extend_operand): New predicate.
140 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
141 zero_extend_operand predicate.
142 (zero_extendqisi2): Likewise.
144 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
147 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
148 to not call cgraph_propagate_frequency if something was changed.
150 2012-07-04 Richard Guenther <rguenther@suse.de>
153 * gimple-fold.c (get_base_constructor): Do not return an
154 error_mark_node DECL_INITIAL.
156 2012-07-04 Richard Guenther <rguenther@suse.de>
158 PR tree-optimization/53844
159 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
160 the loop virtual PHI.
162 2012-07-04 Richard Guenther <rguenther@suse.de>
164 PR tree-optimization/53849
165 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
166 for duplicated locals. Use add_referenced_var_1 to avoid
167 pushing/popping cfun.
169 2012-07-04 Kai Tietz <ktietz@redhat.com>
171 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
172 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
174 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
175 as i386_pe_reloc_rw_mask.
177 2012-07-04 Richard Guenther <rguenther@suse.de>
179 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
180 as in free_lang_data_in_type.
182 2012-07-04 Tobias Grosser <tobias@grosser.es>
183 Michael Matz <matz@suse.de>
185 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
186 (graphite-optimize-isl.o): Add dependencies.
187 * common.opt (floop-nest-optimize): New flag.
188 * doc/invoke.texi (floop-nest-optimize): Document.
189 * graphite-dependences.c (compute_deps): Export.
190 * graphite-poly.h (compute_deps): Declare.
191 * graphite-optimize-isl.c: New file.
192 * graphite-poly.c (apply_poly_transforms): Run the loop
194 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
195 if -floop-nest-optimize is enabled.
197 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
199 * config/sh/predicates.md (logical_and_operand): New predicate.
200 * config/sh/constraints.md (Jmb, Jmw): New constraints.
201 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
202 of 0xFFFF constant. Use logical_and_operand predicate and
203 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
204 (*andsi3_compact): Make it an insn_and_split. Use
205 logical_and_operand predicate. Add Jmb,Jmw alternatives.
207 2012-07-03 Jason Merrill <jason@redhat.com>
210 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
212 2012-07-03 Nick Clifton <nickc@redhat.com>
214 * config/mep/mep.c (mep_reorg_regmove): Use
215 next_nonnote_non_debug_insn to advance to the next insn. Do not
216 expect delete_insn to return an rtx.
218 2012-07-03 Richard Guenther <rguenther@suse.de>
220 * doc/install.texi (CLooG): Clarify how CLooG needs to be
221 configured and that it needs to be built against ISL 0.10.
223 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
225 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
226 code model string in the error message.
228 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
231 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
232 sibcall_insn_operand. Move it to a temporary register if not.
234 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
237 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
240 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
242 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
244 2012-07-03 Roland McGrath <mcgrathr@google.com>
246 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
247 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
248 * configure: Regenerated.
249 * config/i386/i386.md (simple_return_internal_long): Use %;
250 (ctz<mode>2): Likewise.
253 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
256 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
258 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
259 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
260 gen_branch_true and gen_branch_false.
261 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
263 (branch_true, branch_false): Use t_reg_operand predicate.
264 (*branch_true, *branch_false): Delete.
265 (movt): Use t_reg_operand predicate.
266 (*negnegt): Use negt_reg_operand predicate and fold little and big
268 (*movtt): Use t_reg_operand and fold little and big endian variants.
271 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
273 * stmt.c (emit_case_bit_tests): Remove.
274 (expand_case): Remove expand_switch_using_bit_tests_p code.
275 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
276 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
277 (lshift_cheap_p): Likewise.
278 (expand_switch_using_bit_tests_p): Likewise.
279 (struct case_bit_test): Likewise.
280 (case_bit_test_cmp): Likewise.
281 (emit_case_bit_tests): New implementation for GIMPLE.
282 (gen_inbound_check): Do not release post-dominator info here.
283 (process_switch): Reorder code. Expand as bit tests if it
285 (do_switchconv): Release post-dominator info here if something changed.
286 (struct gimple_opt_pass): Verify more.
287 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
289 2012-07-02 Martin Jambor <mjambor@suse.cz>
292 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
293 dynamic type change check.
295 2012-07-02 Richard Guenther <rguenther@suse.de>
296 Michael Matz <matz@suse.de>
297 Tobias Grosser <tobias@grosser.es>
298 Sebastian Pop <sebpop@gmail.com>
300 * Makefile.in: Remove PPL flags in favor of ISL ones.
301 (BACKENDLIBS): Remove PPL libs.
302 (INCLUDES): Remove PPL includes in favor of ISL ones.
303 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
304 graphite-cloog-compat.h dependencies.
305 (graphite-dependences.o): Likewise.
306 (graphite-poly.o): Likewise.
307 * configure.ac: Declare ISL vars instead of PPL ones.
308 * configure: Regenerated.
309 * doc/install.texi: Replace PPL requirement documentation with ISL one.
310 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
311 * graphite-clast-to-gimple.c: Likewise.
312 * graphite-dependences.c: Likewise.
313 * graphite-interchange.c: Likewise.
314 * graphite-poly.h: Likewise.
315 * graphite-poly.c: Likewise.
316 * graphite-sese-to-poly.c: Likewise.
317 * graphite.c: Likewise.
318 * graphite-scop-detection.c: Re-arrange includes.
319 * graphite-cloog-util.c: Remove.
320 * graphite-cloog-util.h: Likewise.
321 * graphite-ppl.h: Likewise.
322 * graphite-ppl.c: Likewise.
323 * graphite-dependences.h: Likewise.
325 2012-07-02 Richard Guenther <rguenther@suse.de>
327 Merge from graphite branch
328 2011-07-21 Tobias Grosser <tobias@grosser.es>
330 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
331 Remove graphite-cloog-util.h.
332 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
333 build_iv_mapping, translate_clast_user, translate_clast,
334 free_scattering, initialize_cloog_names, build_cloog_prog,
335 create_params_index): Do not use old compatibility functions.
336 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
337 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
338 compatibility functions.
339 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
341 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
342 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
344 * graphite-cloog-compat.h: Remove.
346 2011-08-09 Tobias Grosser <tobias@grosser.es>
348 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
349 of the string, no just a reference.
350 (clast_name_index): Add a new field, that specifies if we need to free
352 (free_clast_name_index): If necessary, free the name string.
353 (clast_name_index_elt_info): Calculate the hash based on the string
354 content, not the memory location it is stored in.
355 (clast_name_to_level): Specify that we do not need to free the name.
356 (clast_name_to_index): Dito.
357 (clast_name_to_lb_ub): Dito.
358 (eq_clast_name_indexes): Compare the strings, not their base pointers.
359 (free_scattering): Removed.
360 (initialize_cloog_names): Renamed to add_names_to_union_domain().
361 (add_names_to_union_domain): Changed to work on a union_domain,
362 instead of a CloogNames structure.
363 (build_cloog_prog): Removed.
364 (build_cloog_union_domain): New.
365 (generate_cloog_input): New.
366 (scop_to_clast): Use CloogInput instead of CloogProgram.
367 (print_generated_program): Adapt to new scop_to_clast() and do not
368 print the CloogProgram any more.
369 (create_params_index): Removed, functionality integrated in
370 add_names_to_union_domain().
371 (gloog): Adapt to new scop_to_clast().
372 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
374 2012-01-11 Tobias Grosser <tobias@grosser.es>
376 * graphite-clast-to-gimple.c (clast_name_to_index,
377 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
378 (clast_to_gcc_expression): Add clast_expr_name as a new
379 case. Do not assume a clast_expr_term points always to a
381 (type_for_clast_term): Do not assume a clast_expr_term points always to
383 (type_for_clast_name): New.
384 (type_for_clast_expr): Add clast_expr_name as a new case.
386 2011-08-03 Sebastian Pop <sebpop@gmail.com>
388 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
389 new_Cloog_Scattering_from_ppl_Polyhedron,
390 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
392 2012-07-02 Jakub Jelinek <jakub@redhat.com>
394 PR tree-optimization/53645
395 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
396 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
398 2012-07-01 Wei Guozhi <carrot@google.com>
401 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
402 * config/arm/arm.c (const_ok_for_dimode_op): New function.
403 * config/arm/constraints.md (Dd): New constraint.
404 * config/arm/predicates.md (arm_adddi_operand): New predicate.
405 * config/arm/arm.md (adddi3): Extend it to handle constants.
406 (arm_adddi3): Likewise.
407 (addsi3_carryin_<optab>): Extend it to handle sbc case.
408 (addsi3_carryin_alt2_<optab>): Likewise.
409 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
411 2012-06-30 Nathan Sidwell <nathan@acm.org>
413 * coverage.c (bbg_file_stamp): New.
414 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
415 (build_info): Write bbg_file_stamp.
416 (coverage_init): Initialize bbg_file_stamp. Read counts file
417 before writing graph header.
418 (coverage_finish): Don't unlink the data file if we can generate a
420 * tree.h (crc32_unsigned): Declare.
421 * tree.c (crc32_unsigned_bits): New, broken out of ...
422 (crc32_byte): ... here. Use it.
423 (crc32_unsigned): New.
425 2012-06-29 Cary Coutant <ccoutant@google.com>
427 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
428 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
429 (gen_variable_die): Likewise.
430 (gen_namespace_die): Likewise.
432 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
434 * tree-eh.c (lower_try_finally_switch): Really put the location of the
435 last statement of the finally block onto the switch.
437 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
440 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
443 2012-06-29 Sterling Augustine <saugustine@google.com>
445 * dwarf2out.c (add_pubname): Add comment.
446 (add_pubtype): Fix indentation.
447 (gen_enumeration_type_die): Likewise.
449 2012-06-29 Jakub Jelinek <jakub@redhat.com>
451 * tree-vect-generic.c (expand_vector_divmod): For even/odd
452 widening multiply, put even always as first argument to VEC_PERM_EXPR.
454 2012-06-29 Richard Henderson <rth@redhat.com>
456 * tree-vect-generic.c: Include target.h.
457 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
458 * Makefile.in (tree-vect-generic.o): Update.
460 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
462 * configure.ac: Remove special gtfiles case for C.
463 * configure: Regenerate.
464 * Makefile.in: Remove C front-end hooks and build hooks that
465 will be picked up from c/Make-lang.in now.
466 Add tree-mudflap to C_COMMON_OBJS.
467 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
468 * config/vms/vms.c: Look for c-tree.h in c/.
469 * doc/gty.texi: Remove reference to c-config-lang.in.
470 * doc/sourcebuild.texi: Document the c/ subdirectory.
472 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
474 * system.h (CASE_USE_BIT_TESTS): Poison.
475 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
476 (expand_switch_using_bit_tests_p): ...here.
477 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
478 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
480 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
482 * system.h (IFCVT_EXTRA_FIELDS): Poison.
483 (IFCVT_INIT_EXTRA_FIELDS): Poison.
484 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
485 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
486 IFCVT_INIT_EXTRA_FIELDS.
487 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
488 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
490 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
491 frv_ifcvt_machdep_init.
492 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
493 Remove documentation.
494 (IFCVT_MACHDEP_INIT): Document.
495 * doc/tm.texi: Regenerate.
497 2012-06-29 Nick Clifton <nickc@redhat.com>
499 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
501 2012-06-29 Jakub Jelinek <jakub@redhat.com>
503 * tree-vect-stmts.c (vectorizable_operation): Check both
504 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
505 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
507 2012-06-28 Richard Henderson <rth@redhat.com>
509 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
511 2012-06-28 Jakub Jelinek <jakub@redhat.com>
513 PR tree-optimization/51581
514 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
515 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
516 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
517 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
518 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
519 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
521 PR tree-optimization/53645
522 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
523 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
526 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
529 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
530 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
531 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
532 avr_hard_regno_call_part_clobbered.
534 2012-06-28 Richard Guenther <rguenther@suse.de>
537 * expr.c (expand_expr_real_1): Verify if the type is complete
538 before inspecting its size.
540 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
542 * doc/include/gpl.texi: Remove.
543 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
545 2012-06-28 Jakub Jelinek <jakub@redhat.com>
547 PR tree-optimization/53645
548 * tree-vect-generic.c (add_rshift): New function.
549 (expand_vector_divmod): New function.
550 (expand_vector_operation): Use it for vector integer
551 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
552 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
553 unused lguup variable with dummy_int.
555 2012-06-28 OLivier Hainque <hainque@adacore.com>
557 * expr.c (convert_move): Latch mem integer inputs into a
558 register before expanding a multi-instructions sequence.
560 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
561 Uros Bizjak <ubizjak@gmail.com>
562 Jakub Jelinek <jakub@redhat.com>
566 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
567 (vt_finalize): ... here instead, if needed.
569 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
574 * dce.c (word_dce_process_block): Check whether inserting debug
575 temps are needed even for needed insns.
576 (dce_process_block): Likewise.
577 * df-problems.c (dead_debug_add): Add comment about multi-regs.
578 (dead_debug_insert_temp): Likewise. Don't subreg when we're
579 setting fewer regs than a multi-reg requires.
581 2012-06-27 Richard Henderson <rth@redhat.com>
583 * config/alpha/alpha.c (alpha_dimode_u): New.
584 (alpha_init_builtins): Initialize it, and use it.
585 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
586 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
587 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
588 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
589 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
590 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
591 (alpha_fold_builtin_ctpop): Likewise.
592 (alpha_fold_builtin_umulh): Remove.
593 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
594 typo in MAX_ARGS check.
596 2012-06-27 Richard Henderson <rth@redhat.com>
598 * tree.def (MULT_HIGHPART_EXPR): New.
599 * cfgexpand.c (expand_debug_expr): Ignore it.
600 * expr.c (expand_expr_real_2): Handle it.
601 * fold-const.c (int_const_binop_1): Likewise.
602 * optabs.c (optab_for_tree_code): Likewise.
603 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
604 * tree-inline.c (estimate_operator_cost): Likewise.
605 * tree-pretty-print.c (dump_generic_node): Likewise.
606 (op_code_prio, op_symbol_code): Likewise.
607 * tree.c (commutative_tree_code): Likewise. Also handle
608 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
610 2012-06-27 Richard Henderson <rth@redhat.com>
613 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
614 in 2012-06-23 change. Adjust two other DImode tests as well.
616 2012-06-27 Nick Clifton <nickc@redhat.com>
618 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
621 2012-06-27 Richard Guenther <rguenther@suse.de>
624 * tree-chrec.c (chrec_convert_1): Represent truncation to
625 a type with undefined overflow as truncation to an unsigned
626 type converted to the type with undefined overflow.
627 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
628 the scalar evolution of a truncated widened operation avoid
629 looking at the non-existing evolution of the widened operation
632 2012-06-27 Richard Guenther <rguenther@suse.de>
634 PR tree-optimization/53774
635 * tree-ssa-reassoc.c (get_rank): All default defs have
637 (init_reassoc): Precompute rank for all SSA default defs.
639 2012-06-27 Nick Clifton <nickc@redhat.com>
641 * config/rx/rx.md (simple_return): Use the simple_return rtx.
643 2012-06-26 Richard Henderson <rth@redhat.com>
645 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
646 and don't fall thru from standard_80387_constant_p to the memory
649 2012-06-26 Richard Henderson <rth@redhat.com>
651 * config/i386/i386.c (bdesc_args): Update. Change
652 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
653 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
654 (ix86_builtin_mul_widen_even): Use it.
655 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
656 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
657 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
659 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
660 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
661 (vec_widen_smult_even_v4si): New.
663 2012-06-26 Richard Henderson <rth@redhat.com>
665 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
666 to expander; move guts to ...
667 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
668 highparts before shifting up.
669 * config/i386/i386-protos.h: Update.
671 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
673 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
674 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
675 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
677 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
679 * var-tracking.c (vt_add_function_parameter): Use a preserved
680 VALUE for the MEM address of an incoming parameter.
682 2012-06-26 Sterling Augustine <saugustine@google.com>
684 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
685 (prune_unused_types): Likewise.
687 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
689 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
690 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
691 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
692 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
693 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
694 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
695 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
696 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
697 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
699 * doc/tm.texi: Regenerate.
700 * doc/cpp.texi: Make example for #error generic.
701 * config/frv/frv.h: Fix example text to match tm.texi.
703 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
705 * tree-pass.h (pass_strength_reduction): New decl.
706 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
707 (finalize_costs): Likewise.
708 * timevar.def (TV_TREE_SLSR): New timevar.
709 * gimple-ssa-strength-reduction.c: New.
710 * tree-flow.h (initialize_costs): New decl.
711 (finalize_costs): Likewise.
712 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
713 * passes.c (init_optimization_passes): Add pass_strength_reduction.
715 2012-06-26 Matt Turner <mattst88@gmail.com>
717 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
718 (__builtin_arm_tinsrh): Likewise.
719 (__builtin_arm_tinsrw): Likewise.
720 (__builtin_arm_wsadb): Add missing v2si parameter.
721 (__builtin_arm_wsadh): Likewise.
722 (__builtin_arm_getwcx): Delete.
723 (__builtin_arm_setwcx): Delete.
724 (__builtin_arm_getwcgr0): Add.
725 (__builtin_arm_getwcgr1): Add.
726 (__builtin_arm_getwcgr2): Add.
727 (__builtin_arm_getwcgr3): Add.
728 (__builtin_arm_setwcgr0): Add.
729 (__builtin_arm_setwcgr1): Add.
730 (__builtin_arm_setwcgr2): Add.
731 (__builtin_arm_setwcgr3): Add.
733 2012-06-26 Richard Guenther <rguenther@suse.de>
736 2012-06-21 Richard Guenther <rguenther@suse.de>
738 * tree-inline.c (estimate_num_insns): Estimate call cost for
741 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
744 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
745 * doc/tm.texi: Regenerate.
747 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
750 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
751 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
752 * doc/tm.texi.in: Remove documentation for unused target macros
753 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
754 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
755 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
756 TARGET_NARROW_VOLATILE_BITFIELDS.
757 Document that MD_HANDLE_UNWABI is a macro in libgcc.
758 * doc/tm.texi: Regenerate.
759 * system.h: Poison target macros
760 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
761 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
762 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
763 TARGET_NARROW_VOLATILE_BITFIELDS
765 2012-06-26 Jan Hubicka <jh@suse.cz>
768 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
771 2012-06-26 Dehao Chen <dehao@google.com>
773 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
774 source location is consistant with the call stmt.
776 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
778 PR tree-optimization/53729
779 PR tree-optimization/53636
780 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
781 vect_verify_datarefs_alignment until after statements have
782 been marked as relevant/irrelevant.
783 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
784 Skip irrelevant statements.
785 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
786 instead of STMT_VINFO_RELEVANT.
787 (vect_get_data_access_cost): Do not check for supportable
788 alignment before calling vect_get_load_cost/vect_get_store_cost.
789 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
790 handling unsupported alignment.
791 (vect_get_load_cost): Likewise.
793 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
795 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
796 Do not define JMP_BUF_SIZE.
798 2012-06-26 Jakub Jelinek <jakub@redhat.com>
800 PR tree-optimization/53748
801 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
802 if arg0/arg1 have integral or pointer types.
804 2012-06-25 Richard Henderson <rth@redhat.com>
806 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
807 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
808 (sdot_prodv4si): New; handle only XOP.
810 2012-06-25 Richard Henderson <rth@redhat.com>
812 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
813 (V2UDI_FUNC_V4USI_V4USI): New.
814 (V4UDI_FUNC_V8USI_V8USI): New.
815 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
816 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
817 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
818 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
819 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
820 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
821 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
822 (bdesc_args): Add them.
823 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
824 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
825 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
826 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
827 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
829 2012-06-25 Richard Henderson <rth@redhat.com>
831 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
833 2012-06-25 Richard Henderson <rth@redhat.com>
835 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
837 (ix86_expand_vec_interleave): New.
838 (ix86_expand_mul_widen_evenodd): New.
839 (ix86_expand_mul_widen_hilo): New.
840 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
841 * config/i386/i386.md (u_bool) New code attr.
842 * config/i386/predicates.md
843 (nonimmediate_or_const_vector_operand): Remove.
844 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
846 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
847 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
848 (vec_widen<s>mult_hi_v8si): Remove.
849 (vec_widen<s>mult_lo_v8si): Remove.
850 (vec_widen_smult_hi_v4si): Remove.
851 (vec_widen_smult_lo_v4si): Remove.
852 (vec_widen_umult_hi_v4si): Remove.
853 (vec_widen_umult_lo_v4si): Remove.
854 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
855 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
856 * config/i386/i386-protos.h: Update.
858 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
860 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
861 (neon_vld1_dup): Restrict to VQ operands.
862 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
864 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
865 James Greenhalgh <james.greenhalgh@arm.com>
867 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
868 (TARGET_FMA): New macro.
869 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
870 (TARGET_ARM_ARCH): Likewise.
871 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
872 (TARGET_V6M, TARGET_V7M): Likewise.
873 (TARGET_ARM_ARCH_PROFILE): Likewise.
874 (TARGET_ARM_FEATURE_LDREX): Likewise.
875 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
876 (ARM_MIN_ENUM_SIZE): Likewise.
877 * config/arm/arm.c (arm_file_start): Refactor appropriately.
878 (base_architecture): New enumeration.
879 (arm_base_arch): New global variable.
880 (processors): Add field base_arch.
881 (ARM_ARCH, ARM_CORE): Adjust accordingly.
882 (arm_option_override): Add initialization of arm_base_arch.
883 * doc/cpp.texi (system-specific predefined macros.): Change.
885 2012-06-25 Jakub Jelinek <jakub@redhat.com>
888 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
889 of x x x in the vmovlps load alternative.
891 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
894 * df.h (dead_debug_add): Remove third argument.
895 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
896 REG that we want to replace instead.
897 (dead_debug_insert_temp): Use the REGNO of the reg that we want
898 to replace instead of DF_REF_REGNO. Require there to always be
899 at least one such use. Check for cases where the same location
900 has more than df_ref associated with it.
901 (df_note_bb_compute): Remove third dead_debug_add argument.
902 * dce.c (word_dce_process_block): Likewise.
904 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
906 * config/v850/v850.c: Remove redundant extern declarations for
907 last_assemble_variable_decl and size_directive_output.
909 * doc/tm.texi.in: Document JMP_BUF_SIZE.
910 * doc/tm.texi: Regenerate.
911 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
912 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
913 * config/stormy16/stormy16.h: Likewise.
915 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
917 * doc/sourcebuild.texi: Add missing subdirectories.
919 2012-06-25 Tristan Gingold <gingold@adacore.com>
921 * config/i386/i386.h: Fix typo.
923 2012-06-25 Tristan Gingold <gingold@adacore.com>
925 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
926 (seh_cfa_adjust_cfa): ... that function.
927 (seh_emit_stackalloc): Do not emit out of range values.
928 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
929 UNSPEC_DEF_CFA constants.
930 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
931 * config/i386/i386.c (ix86_frame_pointer_required): Required
932 for very large frames on SEH target.
933 (ix86_compute_frame_layout): Save area is before frame pointer
934 on SEH target. Handle very large frames.
935 (ix86_expand_prologue): Likewise.
937 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
939 * output.h: (current_function_is_leaf,
940 current_function_sp_is_unchanging,
941 current_function_uses_only_leaf_regs): Remove.
942 * function.c (current_function_is_leaf,
943 current_function_sp_is_unchanging,
944 current_function_uses_only_leaf_regs): Remove.
945 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
946 instead of current_function_uses_only_leaf_regs.
947 * function.h (struct rtl_data): New fields sp_is_unchanging,
948 is_leaf, uses_only_leaf_regs.
949 * resource.c (init_resource_info): Replace current_function_is_leaf,
950 current_function_sp_is_unchanging, and
951 current_function_uses_only_leaf_regs with new crtl fields.
952 * sdbout.c (sdbout_symbol): Likewise.
953 * df-core.c (rest_of_handle_df_initialize): Likewise.
954 * ira.c (ira): Likewise.
955 * final.c (final_start_function): Likewise.
956 * reorg.c (fill_simple_delay_slots): Likewise.
957 * regrename.c (check_new_reg_p): Likewise.
958 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
959 (notice_stack_pointer_modification): Likewise.
960 * dbxout.c (dbxout_symbol): Likewise.
961 (dbxout_parms): Likewise.
962 * sel-sched.c (init_regs_for_mode): Likewise.
963 * dwarf2out.c (dbx_reg_number): Likewise.
964 (multiple_reg_loc_descriptor): Likewise.
965 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
967 (ix86_select_alt_pic_regnum): Likewise.
968 (ix86_compute_frame_layout): Likewise.
969 (ix86_finalize_stack_realign_flags): Likewise.
970 (ix86_expand_epilogue): Likewise.
971 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
972 * config/h8300/h8300.c (byte_reg): Likewise.
973 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
974 (c6x_save_reg): Likewise.
975 (c6x_compute_frame_layout): Likewise.
976 * config/pa/pa.c (pa_compute_frame_size): Likewise.
977 (pa_output_function_prologue): Likewise.
978 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
979 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
980 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
981 (sparc_expand_prologue): Likewise.
982 (sparc_flat_expand_prologue): Likewise.
983 (sparc_asm_function_prologue): Likewise.
984 (sparc_output_mi_thunk): Likewise.
985 (sparc_frame_pointer_required): Likewise.
986 * config/epiphany/epiphany.c (epiphany_compute_function_type):
988 (epiphany_compute_frame_size): Likewise.
989 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
990 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
991 (cris_frame_pointer_required): Likewise.
992 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
993 (tilepro_current_function_is_leaf): Likewise.
994 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
995 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
996 * config/ia64/ia64.c (find_gr_spill): Likewise.
997 (ia64_compute_frame_size): Likewise.
998 (ia64_can_eliminate): Likewise.
999 (ia64_initial_elimination_offset): Likewise.
1000 * config/m68k/m68k.c (m68k_save_reg): Likewise.
1001 (m68k_expand_epilogue): Likewise.
1002 * config/rx/rx.c (rx_get_stack_layout): Likewise.
1003 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
1004 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
1006 (picochip_output_frame_debug): Likewise.
1007 * config/sh/sh.c (sh_media_register_for_return): Likewise.
1008 (sh_allocate_initial_value): Likewise.
1009 (sh_output_mi_thunk): Likewise.
1010 * config/microblaze/microblaze.c (microblaze_must_save_register):
1012 (compute_frame_size): Likewise.
1013 (microblaze_initial_elimination_offset): Likewise.
1014 (microblaze_expand_prologue): Likewise.
1015 (microblaze_expand_epilogue): Likewise.
1016 * config/frv/frv.c (frv_expand_epilogue): Likewise.
1017 (frv_frame_pointer_required): Likewise.
1018 * config/spu/spu.c (get_pic_reg): Likewise.
1019 (direct_return): Likewise.
1020 (spu_expand_prologue): Likewise.
1021 (spu_expand_epilogue): Likewise.
1022 (spu_initial_elimination_offset): Likewise.
1023 * config/mips/mips.c (mips_global_pointer): Likewise.
1024 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1025 (mips_compute_frame_info): Likewise.
1026 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
1027 (mep_reload_pointer): Likewise.
1028 * config/rl78/rl78.c (need_to_save): Likewise.
1029 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
1030 * config/score/score.c (score_compute_frame_size): Likewise.
1031 (score_function_prologue): Likewise.
1032 * config/bfin/bfin.c (must_save_p): Likewise.
1033 (expand_prologue_reg_save): Likewise.
1034 (expand_epilogue_reg_restore): Likewise.
1035 (bfin_frame_pointer_required): Likewise.
1036 (n_regs_saved_by_prologue): Likewise.
1037 (add_to_reg): Likewise.
1038 (expand_interrupt_handler_prologue): Likewise.
1039 (expand_interrupt_handler_epilogue): Likewise.
1040 (bfin_expand_prologue): Likewise.
1041 * config/avr/avr.c (avr_regs_to_save): Likewise.
1042 (avr_prologue_setup_frame): Likewise.
1043 (expand_epilogue): Likewise.
1044 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
1045 (s390_register_info): Likewise.
1046 (s390_frame_info): Likewise.
1047 (s390_init_frame_layout): Likewise.
1048 (s390_emit_prologue): Likewise.
1051 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
1053 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
1054 * vmsdbgout: Do not undefine it if defined.
1055 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
1056 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
1057 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
1059 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
1061 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
1063 2012-06-23 Richard Henderson <rth@redhat.com>
1066 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
1067 V*QImode shifts and multiply.
1068 (ix86_expand_vecop_qihi): Support shifts.
1069 * config/i386/i386.md (any_shift): New code iterator.
1070 * config/i386/sse.md (ashlv16qi3): Merge ...
1071 (<any_shiftrt>v16qi3): ... into ...
1072 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
1073 to support SSE and AVX.
1075 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
1076 parameter into src and dest.
1077 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
1078 (vec_unpacks_hi_<V124_AVX2>): Likewise.
1079 (vec_unpacku_lo_<V124_AVX2>): Likewise.
1080 (vec_unpacks_lo_<V124_AVX2>): Likewise.
1081 * config/i386/i386-protos.h: Update.
1083 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
1084 pure expander; move expansion code ...
1085 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
1086 * config/i386/i386-protos.h: Update.
1088 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
1090 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
1091 (popcntb<mode>2): Add attribute type popcnt.
1092 (popcntd<mode>2): Ditto.
1093 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
1094 * config/rs6000/power5.md (define_insn_reservation): Ditto.
1095 * config/rs6000/power7.md (define_insn_reservation): Ditto.
1096 * config/rs6000/476.md (define_insn_reservation): Ditto.
1097 * config/rs6000/power6.md (define_insn_reservation): New
1098 reservation for popcnt instructions.
1100 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
1102 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
1104 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
1107 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
1109 * config/i386/i386.c (ix86_option_override_internal): Allow
1110 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
1112 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
1115 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
1117 * double-int.c (double_int_multiple_of): New function.
1118 * double-int.h (double_int_multiple_of): New decl.
1119 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
1120 (mbc_entry_hash): New forward decl.
1121 (mbc_entry_eq): Likewise.
1122 (zero_cost): Change to no_cost.
1123 (mult_costs): New static var.
1124 (cost_tables_exist): Likewise.
1125 (initialize_costs): New function.
1126 (finalize_costs): Likewise.
1127 (tree_ssa_iv_optimize_init): Call initialize_costs.
1128 (add_cost): Change to add_regs_cost; distinguish costs by speed.
1129 (multiply_regs_cost): New function.
1130 (add_const_cost): Likewise.
1131 (extend_or_trunc_reg_cost): Likewise.
1132 (negate_reg_cost): Likewise.
1133 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
1135 (get_address_cost): Change add_cost to add_regs_cost; change
1136 multiply_by_cost to multiply_by_const_cost.
1137 (force_expr_to_var_cost): Change zero_cost to no_cost; change
1138 add_cost to add_regs_cost; change multiply_by_cost to
1139 multiply_by_const_cost.
1140 (split_cost): Change zero_cost to no_cost.
1141 (ptr_difference_cost): Likewise.
1142 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
1143 to multiply_by_const_cost.
1144 (get_computation_cost_at): Change add_cost to add_regs_cost; change
1145 multiply_by_cost to multiply_by_const_cost.
1146 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
1147 (determine_iv_cost): Change add_cost to add_regs_cost.
1148 (iv_ca_new): Change zero_cost to no_cost.
1149 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
1150 * tree-ssa-address.c (most_expensive_mult_to_index): Change
1151 multiply_by_cost to multiply_by_const_cost.
1152 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
1153 (add_regs_cost): New decl.
1154 (multiply_regs_cost): Likewise.
1155 (add_const_cost): Likewise.
1156 (extend_or_trunc_reg_cost): Likewise.
1157 (negate_reg_cost): Likewise.
1159 2012-06-22 Richard Guenther <rguenther@suse.de>
1161 Merge from graphite branch
1162 2011-08-10 Sebastian Pop <sebpop@gmail.com>
1164 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
1166 2012-01-13 Tobias Grosser <tobias@grosser.es>
1168 * tree-flow.h (parallelized_function_p): Declare.
1169 * tree-parloops.c (parallelized_function_p): Export.
1170 * graphite.c (graphite_transform_loops): Do not run graphite on
1171 already parallel functions.
1173 2012-06-22 Alan Modra <amodra@gmail.com>
1175 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
1176 return mem. Convert to indirect addressing if not indirect or
1177 indexed. Adjust all callers.
1179 2012-06-22 Richard Guenther <rguenther@suse.de>
1181 * gcov-iov.c: Include bconfig.h and system.h.
1183 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
1185 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
1187 2012-06-22 Richard Guenther <rguenther@suse.de>
1189 PR gcov-profile/53744
1190 * gcov-iov.c (main): Treat "" and "prerelease" the same.
1192 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
1195 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
1196 for GNU Fortran if in strict DWARF2 mode.
1198 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
1200 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
1201 DECL_IGNORED_P non-reg vars even if they are used.
1203 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1207 * var-tracking.c (vt_get_canonicalize_base): New.
1208 (vt_canonicalize_addr, vt_stack_offset_p): New.
1209 (vt_canon_true_dep): New.
1210 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
1211 (clobber_overlaping_mems): Use vt_canonicalize_addr.
1213 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1217 * var-tracking.c (vt_initialize): Record initial offset between
1218 arg pointer and stack pointer.
1220 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1224 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
1227 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1231 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
1233 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1235 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
1237 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1240 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
1242 2012-06-21 Meador Inge <meadori@codesourcery.com>
1245 * c-decl.c (c_push_function_context): Restore the behavior to reuse
1246 the language function allocated for -Wunused-local-typedefs.
1247 (c_pop_function_context): If necessary, clear the language function
1248 created in c_push_function_context. Always clear out the
1249 x_cur_stmt_list field of the restored language function.
1251 2012-06-21 Sterling Augustine <saugustine@google.com>
1252 Cary Coutant <ccoutant@google.com>
1254 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
1255 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
1256 (comdat_type_struct): New field 'skeleton_die'.
1257 (breakout_comdat_types): Update it.
1258 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
1259 is_namespace_die. Fix minor style violation. Call want_pubnames.
1260 (add_pubname_string): Call want_pubnames.
1261 (add_pubtype): Rework logic for calculating type name. Call
1262 is_namespace_die. Call want_pubnames.
1263 (output_pubnames): Move conditional logic deciding when to produce the
1264 section from dwarf2out_finish. Use new skeleton_die field.
1265 (base_type_die): Call add_pubtype.
1266 (gen_enumeration_type_die): Unconditionally call add_pubtype.
1267 (gen_subprogram_die): Adjust calls to add_pubname.
1268 (gen_namespace_die): Call add_pubname_string.
1269 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
1270 produce pubnames and pubtypes sections to output_pubnames.
1271 * common.opt (-gpubnames): New option.
1272 * doc/invoke.texi: Document it.
1274 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
1276 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
1278 2012-06-21 Michael Matz <matz@suse.de>
1281 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
1284 2012-06-21 Richard Guenther <rguenther@suse.de>
1286 * tree-inline.c (estimate_num_insns): Estimate call cost for
1289 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
1291 * tree.h (DECL_SOURCE_COLUMN): New accessor.
1293 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1295 * config/i386/i386.md (SINCOS): New int iterator.
1296 (sincos): New int attribute.
1297 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
1298 SINCOS int iterator.
1299 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
1300 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
1302 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1304 * config/i386/i386.md (RDFSGSBASE): New int iterator.
1305 (WRFSGSBASE): Ditto.
1306 (fsgs): New int attribute.
1307 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
1308 RDFSGSBASE int iterator.
1309 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
1310 WRFSGSBASE int iterator.
1312 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1314 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
1315 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
1316 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
1317 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
1320 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1322 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
1324 2012-06-20 Richard Guenther <rguenther@suse.de>
1326 PR tree-optimization/30318
1327 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
1329 (range_int_cst_singleton_p): But explicitely here.
1330 (zero_nonzero_bits_from_vr): And here.
1331 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
1332 to cover all cases we can perform arbitrary precision
1333 arithmetic with double-ints.
1334 (intersect_ranges): Handle adjacent anti-ranges.
1336 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1338 * config/i386/i386.md (rounding_insn): New int attribute.
1339 (<rounding_insn>xf2): Macroize insn from
1340 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
1341 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
1343 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1345 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
1346 (ieee_maxmin): New int attribute.
1347 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
1348 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
1350 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1352 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
1353 * config/arm/arm.c: Do not include c-pragma.h.
1354 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
1355 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
1356 to arm_emit_eabi_attribute.
1357 * arm-c.c: Do not include output.h.
1358 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
1359 call to arm_emit_eabi_attribute.
1360 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
1362 2012-06-20 Richard Guenther <rguenther@suse.de>
1364 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
1365 Allow adjusting alignment of user-aligned decls again.
1367 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1369 * config/rl78/rl78-c.c: Remove unnecessary includes.
1371 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1373 * config/cris/cris.c: Include cgraph.h.
1374 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
1376 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1378 * emit-rtl.c (need_atomic_barrier_p): New function.
1379 * emit-rtl.h (need_atomic_barrier_p): Declare it.
1380 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
1381 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
1382 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
1383 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
1384 (mips_process_sync_loop): Use generic version instead.
1386 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1388 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
1391 2012-06-19 Tom de Vries <vries@codesourcery.com>
1392 Maxim Kuvyrkov <maxim@codesourcery.com>
1394 * config/mips/constraints.md (ZR): New constraint.
1395 * config/mips/predicates.md (mem_noofs_operand): New predicate.
1396 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
1397 * config/mips/mips.h (TARGET_XLP): Define.
1398 (TARGET_SYNC_AFTER_SC): Update.
1399 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
1400 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
1401 XLP-specific swap and ldadd patterns.
1402 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
1404 2012-06-19 Tom de Vries <vries@codesourcery.com>
1405 Maxim Kuvyrkov <maxim@codesourcery.com>
1407 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
1408 (mips_emit_post_atomic_barrier_p): New static functions.
1409 (mips_process_sync_loop): Use them. Emit sync memory barriers in
1410 accordance with memory model semantics. Add return of CMP result for
1412 * config/mips/mips.md: Update comment.
1413 (sync_cmp): New attribute.
1414 (sync_memmodel): New attribute replacing sync_release_barrier.
1415 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
1416 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
1417 (sync_lock_test_and_set, test_and_set_12): Update.
1418 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
1419 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
1421 2012-06-19 Joseph Myers <joseph@codesourcery.com>
1423 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
1424 mov_si<mode>_e500_subreg0.
1425 (*mov_si<mode>_e500_subreg0_elf_low)
1426 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
1428 2012-06-19 Richard Henderson <rth@redhat.com>
1430 * config/alpha/alpha.c: Include params.h.
1431 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
1432 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
1434 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
1436 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
1437 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
1438 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
1440 * doc/tm.texi: Regenerate.
1441 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
1443 * config/darwin-c.c: Include target.h.
1444 (darwin_objc_declare_unresolved_class_reference): New function.
1445 (darwin_objc_declare_class_definition): New function.
1446 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
1447 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
1449 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
1451 * target.def (output_ident): New hook.
1452 * targhooks.h (default_asm_output_ident_directive): Add prototype.
1453 * varasm.c (assemble_asm): Only prefix a tab if the string does not
1454 already start with one.
1455 (default_asm_output_ident_directive): New function to emit
1456 .ident as a top-level asm node while parsing, or directly to
1457 asm_out_file after parsing.
1458 * toplev.c (compile_file): Print a GCC .ident with
1459 targetm.asm_out.output_ident.
1460 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
1461 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
1462 * doc/tm.texi: Update.
1464 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1465 (TARGET_ASM_OUTPUT_IDENT): Define.
1466 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
1467 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
1468 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
1469 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
1470 (TARGET_ASM_OUTPUT_IDENT): Define.
1471 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
1472 (TARGET_ASM_OUTPUT_IDENT): Define.
1474 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
1475 * config/cris/cris.c (cris_asm_output_ident): New function.
1476 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1478 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
1480 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
1481 (microblaze_asm_output_ident): Rewrite to work similar to
1482 default_asm_output_ident_directive for front-end .idents.
1483 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
1484 (TARGET_ASM_OUTPUT_IDENT): Define.
1486 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
1487 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
1489 * config/rx/rx.c: Include cgraph.h for add_asm_node.
1490 (rx_asm_output_ident): New function, similar to
1491 default_asm_output_ident_directive, but handle AS100 syntax also, so
1492 that #ident also works for rx in AS100 syntax.
1493 (TARGET_ASM_OUTPUT_IDENT): Define.
1494 * config/rx/rx.h (IDENT_ASM_OP): Remove.
1496 * Makefile.in: Fix dependencies for c-family/c-lex.o.
1498 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1500 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
1501 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
1503 (*fist<mode>2_<rounding>_1): Macroize insn from
1504 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
1505 (fistdi2_<rounding>): Macroize insn from
1506 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
1507 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
1508 corresponding splitters from fistdi2_{floor,ceil} and corresponding
1509 splitters using FIST_ROUNDING int iterator.
1510 (fist<mode>2_<rounding>): Macroize insn from
1511 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
1512 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
1513 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
1514 splitters using FIST_ROUNDING int iterator.
1515 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
1516 using FIST_ROUNDING int iterator.
1518 2012-06-19 Richard Henderson <rth@redhat.com>
1520 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
1521 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
1522 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
1523 * config/i386/sse.md (sse2_mulv4si3): Delete.
1524 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
1525 nonimmediate_or_const_vector_operand.
1527 2012-06-19 Richard Henderson <rth@redhat.com>
1529 * expmed.c (struct init_expmed_rtl): Split ...
1530 (init_expmed_one_mode): ... out of ...
1531 (init_expmed): ... here. Initialize integer vector modes also.
1532 (synth_mult): Handle integer vector modes.
1533 (choose_mult_variant): Likewise.
1534 (expand_mult_const): Likewise.
1535 (expand_mult): Likewise.
1536 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
1538 2012-06-19 Richard Henderson <rth@redhat.com>
1540 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
1541 integral vector modes.
1543 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1545 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
1546 (rounding): New int attribute.
1548 (frndintxf2_<rounding>): Macroize insn from
1549 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
1550 (frndintxf2_<rounding>_i387): Macroize insn from
1551 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
1553 2012-06-19 Richard Guenther <rguenther@suse.de>
1555 * tree-vrp.c (union_ranges): New function.
1556 (vrp_meet_1): Use union_ranges.
1557 (vrp_meet): Dump what we union and call vrp_meet_1.
1559 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
1561 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
1562 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
1563 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
1564 (attr write_conflict, attr core_cycles): Update.
1565 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
1567 2012-06-19 Richard Guenther <rguenther@suse.de>
1569 * tree-vrp.c (intersect_ranges): Handle more cases.
1570 (vrp_intersect_ranges): Dump what we intersect and call ...
1571 (vrp_intersect_ranges_1): ... this.
1573 2012-06-19 Richard Guenther <rguenther@suse.de>
1575 PR tree-optimization/53708
1576 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1577 user-supplied alignment and alignment of decls with the used
1580 2012-06-18 Lawrence Crowl <crowl@google.com>
1582 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
1583 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
1584 (TV_PHASE_STREAM_IN): New.
1585 (TV_PHASE_STREAM_OUT): New.
1586 * timevar.c (validate_phases): New.
1587 (timevar_print): Call validate_phases.
1588 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
1589 to TV_PHASE_OPT_GEN.
1590 * langhooks.c (write_global_declarations): Rename use of
1591 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
1592 TV_PHASE_CHECK_DBGINFO.
1593 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
1594 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
1595 lang_hooks.decls.final_write_globals.
1597 2012-06-18 David Edelshn <dje.gcc@gmail.com>
1599 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
1601 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
1604 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
1605 (*sse4_2_pcmpistr_unaligned): New.
1607 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1608 Sameera Deshpande <sameera.deshpande@arm.com>
1609 Greta Yorsh <greta.yorsh@arm.com>
1611 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
1612 * config/arm/arm.c (print_multi_reg): Remove.
1613 (vfp_output_fldmd): Likewise.
1614 (arm_output_epilogue): Likewise.
1615 * config/arm/arm.md (epilogue_insns): Update condition and code.
1617 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1618 Sameera Deshpande <sameera.deshpande@arm.com>
1619 Greta Yorsh <greta.yorsh@arm.com>
1621 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
1622 * config/arm/arm.c (thumb2_expand_return): New function.
1623 * config/arm/arm.md (return): Update condition and code.
1625 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1626 Sameera Deshpande <sameera.deshpande@arm.com>
1627 Greta Yorsh <greta.yorsh@arm.com>
1629 * config/arm/arm-protos.h (output_return_instruction): New parameter
1630 and int to bool change of parameter types.
1631 * config/arm/arm.c (output_return_instruction): Likewise.
1632 * config/arm/arm.md (arm_simple_return): New pattern.
1633 (arm_return, cond_return, cond_return_inverted): Add new arguments.
1634 * config/arm/thumb2.md (thumb2_return): Update condition and code.
1636 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1637 Sameera Deshpande <sameera.deshpande@arm.com>
1638 Greta Yorsh <greta.yorsh@arm.com>
1640 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
1641 * config/arm/arm.c (arm_expand_epilogue): New function.
1642 * config/arm/arm.md (epilogue): Update condition and code.
1643 (sibcall_epilogue): Likewise.
1645 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1646 Sameera Deshpande <sameera.deshpande@arm.com>
1647 Greta Yorsh <greta.yorsh@arm.com>
1649 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
1650 * config/arm/arm.md (arm_addsi3) Add an alternative.
1652 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1653 Sameera Deshpande <sameera.deshpande@arm.com>
1654 Greta Yorsh <greta.yorsh@arm.com>
1656 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
1657 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
1658 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
1660 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1661 Sameera Deshpande <sameera.deshpande@arm.com>
1662 Greta Yorsh <greta.yorsh@arm.com>
1664 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
1665 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
1666 (pop_multiple_with_return, ldr_with_return) Likewise.
1667 * config/arm/predicates.md (pop_multiple_return) New special predicate.
1668 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
1669 * config/arm/arm.c (arm_output_multireg_pop) New function.
1670 (arm_emit_multi_reg_pop): New function.
1672 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
1674 * config/arm/arm.c (ldm_stm_operation_p): Require SP
1675 as base register for loads if SP is in the register list.
1677 2012-06-18 Richard Guenther <rguenther@suse.de>
1679 PR tree-optimization/53693
1680 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
1681 Reject operands with more than one use.
1683 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
1685 PR tree-optimization/53703
1686 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
1687 correctly set bb_for_def[12].
1689 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
1691 * config/vax/vax.h (VMS_TARGET): Remove.
1693 2012-06-18 Richard Guenther <rguenther@suse.de>
1695 * tree-vrp.c (extract_range_from_assert): Split out range
1697 (intersect_ranges): New function.
1698 (vrp_intersect_ranges): Likewise.
1700 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1702 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
1705 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
1707 * doc/md.texi: Document int iterators.
1708 * read-rtl.c (ints): New iterator group.
1709 (find_int): Int iterator group callback.
1710 (apply_int_iterator): Likewise.
1711 (apply_iterators): Traverse int iterator table and add all the used
1713 (initialize_iterators): Initialize data structures and callbacks for
1715 (read_rtx): Parse and read mappings for int iterators.
1716 (read_rtx_code): Record int iterator usage.
1718 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
1721 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
1722 performing an addition.
1724 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1726 * output.h (split_double): Move prototype to rtl.h.
1727 (constructor_static_from_elts_p): Move prototype to tree.c.
1728 * rtl.h (split_double): Moved here from output.h.
1729 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
1730 * final.c (split_double): Move from here ...
1731 * rtlanal.c (split_double): ... to here.
1732 * expr.c: Do not include output.h.
1734 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1736 * cfglayout.h: Remove.
1737 * cfglayout.c: Remove.
1738 * function.h (struct function): Remove x_last_location field.
1739 * function.c: Do not include cfglayout.h.
1740 (expand_function_start): Do not call no-op force_next_line_note.
1741 (expand_function_end): Likewise.
1742 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
1743 (unlink_insn_chain): Moved here from cfglayout.c.
1744 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
1745 into_cfg_layout_mode, outof_cfg_layout_mode,
1746 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
1747 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
1748 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
1749 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
1750 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
1751 cfg_layout_finalize): Likewise.
1752 (rtl_can_remove_branch_p): Likewise.
1753 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
1754 (duplicate_insn_chain): Likewise.
1755 (force_next_line_note): Remove prototype.
1756 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
1757 (last_location): Remove #define to emit.x_last_location.
1758 (force_next_line_note): Remove no-op function.
1759 (init_emit): Don't set x_last_location.
1760 (block_locators_locs, block_locators_blocks, locations_locators_locs,
1761 locations_locators_vals, prologue_locator, epilogue_locator,
1762 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1763 Move POD to here from cfglayout.c.
1764 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
1765 set_curr_insn_source_location, get_curr_insn_source_location,
1766 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
1767 locator_scope, insn_scope, locator_location, locator_line, insn_line,
1768 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
1769 * cfghooks.h: Remove double-include protection.
1770 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
1771 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
1772 * final.c: Do not include cfglayout.h.
1773 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
1774 (reemit_insn_block_notes): Likewise. Make static.
1775 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
1776 operation_could_trap_p, tree_could_throw_p): Move from here...
1777 * tree.h: ... to here.
1778 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
1779 * profile.c: Do not include cfghooks.h.
1780 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
1781 * modulo-sched.c: Likewise.
1782 * loop-unswitch.c: Do not include cfglayout.h.
1783 * sched-ebb.c: Likewise.
1784 * tracer.c: Likewise.
1786 * tree-vect-loop-manip.c: Likewise.
1787 * loop-init.c: Likewise.
1788 * dwarf2out.c: Likewise.
1789 * hw-doloop.c: Likewise.
1790 * loop-unroll.c: Likewise.
1791 * cfgcleanup.c: Likewise.
1792 * bb-reorder.c: Likewise.
1793 * sched-rgn.c: Likewise.
1794 * tree-cfg.c: Likewise.
1795 * config/alpha/alpha.c: Likewise.
1796 * config/spu/spu.c: Likewise.
1797 * config/sparc/sparc.c: Likewise.
1798 * config/sh/sh.c: Likewise.
1799 * config/c6x/c6x.c: Likewise.
1800 * config/ia64/ia64.c: Likewise.
1801 * config/rs6000/rs6000.c: Likewise.
1802 * config/score/score.c: Likewise.
1803 * config/mips/mips.c: Likewise.
1804 * config/bfin/bfin.c: Likewise.
1805 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
1806 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
1807 * config/spu/t-spu-elf (spu.o: $): Likewise.
1808 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
1810 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1812 * cfgloop.h: Do not include rtl.h.
1813 (enum iv_extend_code): New.
1814 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
1815 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
1816 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
1817 an IV_EXTEND_CODE to an RTX_CODE.
1818 (dump_iv_info): Update for rtx_iv field type change.
1819 (iv_constant): Likewise.
1820 (iv_subreg): Likewise.
1821 (iv_extend): Likewise.
1824 (iv_mult): Likewise.
1825 (iv_shift): Likewise.
1826 (get_biv_step_1): Likewise.
1827 (get_biv_step): Likewise.
1828 (iv_analyze_biv): Likewise.
1829 (get_iv_value): Likewise.
1830 (shorten_into_mode): Likewise.
1831 (canonicalize_iv_subregs): Likewise.
1832 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
1833 of MAY_HAVE_DEBUG_INSNS.
1834 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
1835 * tree-ssa-loop-prefetch.c: Likewise.
1837 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1839 * expmed.c (ceil_log2): Move from here...
1840 * hwint.c: ... to here for older GCCs...
1841 * hwint.h: ... and here for newer GCCs.
1842 * rtl.h (ceil_log2): Remove prototype.
1844 * tree-phinodes.c: Do not include rtl.h.
1845 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
1847 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1849 * config/cris/cris.h (TARGET_ELF): Remove.
1850 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
1851 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
1852 (LOCAL_LABEL_PREFIX): Likewise.
1853 * config/cris/cris.c (cris_target_asm_named_section): Remove.
1854 (cris_option_override): Simpify using TARGET_ELF==1.
1855 (cris_file_start): Likewise.
1856 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
1858 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1860 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1862 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
1865 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
1867 2012-06-15 Easwaran Raman <eraman@google.com>
1869 * passes.c (init_optimization_passes): Remove pass_call_cdce
1870 from its current position and insert after pass_dce.
1872 2012-06-15 Walter Lee <walt@tilera.com>
1874 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1876 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1878 * arm.c (note_invalid_constants): Don't return a result.
1879 (arm_memory_load_p): Delete function.
1880 (arm_const_double_rtx): Delete iterator variable i;
1881 (fp_immediate_constant): Likewise.
1882 (fp_const_from_val): Likewise.
1884 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
1886 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
1889 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
1890 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
1892 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
1894 * config/avr/avr.c (avr_default_expand_builtin): New function.
1895 (avr_expand_builtin): Use it.
1896 (avr_expand_unop_builtin): Remove.
1897 (avr_expand_binop_builtin): Remove.
1898 (avr_expand_triop_builtin): Remove.
1900 2012-06-15 Michael Matz <matz@suse.de>
1903 * cfgexpand.c (add_alias_set_conflicts): Remove.
1904 (expand_used_vars): Don't call it.
1905 (aggregate_contains_union_type): Remove.
1906 * function.c (n_temp_slots_in_use): New static data.
1907 (make_slot_available, assign_stack_temp_for_type): Update it.
1908 (init_temp_slots): Zero it.
1909 (remove_unused_temp_slot_addresses): Use it for quicker removal.
1910 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
1912 2012-06-15 Michael Matz <matz@suse.de>
1914 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
1915 argument, don't emit assign statement if value is directly usable.
1916 (gimplify_expr): Adjust.
1918 2012-06-15 Michael Matz <matz@suse.de>
1920 * gimplify.c (gimplify_modify_expr): Fold generated statements.
1921 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
1923 2012-06-15 Richard Guenther <rguenther@suse.de>
1925 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
1926 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
1927 we assert for in set_value_range to VR_VARYING.
1929 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1931 * arm.md (addsf3, adddf3): Use s_register_operand.
1932 (subsf3, subdf3): Likewise.
1933 (mulsf3, muldf3): Likewise.
1934 (difsf3, divdf3): Likewise.
1935 (movsfcc, movdfcc): Likewise.
1936 * predicates.md (f_register_operand): Delete.
1937 (arm_float_rhs_operand): Delete.
1938 (arm_float_add_operand): Delete.
1939 (arm_float_compare_operand): Use s_register_operand when
1941 (cirrus_register_operand): Delete.
1942 (cirrus_fp_register): Delete.
1943 (cirrus_shift_const): Delete.
1944 (cmpdi_operand): Remove Maverick support.
1945 * constraints.md (f, v, H): Delete constraints.
1946 (G): Update documentation.
1947 * arm.c (fp_consts_inited): Convert to bool.
1948 (strings_fp): Delete.
1949 (values_fp): Delete.
1950 (value_fp0): New variable.
1951 (init_fp_table): Simplify logic.
1952 (arm_const_double_rtx): Likewise.
1953 (fp_immediate_constant): Likewise.
1954 (fp_const_from_val): Likewise.
1955 (neg_const_double_rtx_ok_for_fpa): Delete.
1956 * doc/md.texi (ARM constraints): Update documentation.
1958 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1960 PR tree-optimization/53636
1961 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
1962 stride when doing basic-block vectorization.
1964 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1966 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
1969 2012-06-15 Jakub Jelinek <jakub@redhat.com>
1971 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
1972 allocate and free bbs array for the SLP case.
1974 PR tree-optimization/51581
1975 * expr.h (choose_multiplier): New prototype.
1976 * expmed.c (choose_multiplier): No longer static.
1977 Change multiplier_ptr from rtx * to UHWI *.
1978 (expand_divmod): Adjust callers.
1979 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
1980 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
1981 argument to new_stmt_vec_info. Attempt to optimize also divisions
1982 by non-pow2 constants if integer vector division isn't supported.
1983 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
1984 don't look at pattern stmts and sequences.
1986 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
1989 * common.opt (-fdelete-dead-exceptions): New switch.
1990 * doc/invoke.texi (Code Gen Options): Document it.
1991 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
1992 insn_could_throw_p predicate. Do not skip an insn that could throw
1993 if dead exceptions can be deleted.
1994 (insn_live_p): Likewise, do not return true in that case.
1995 * dce.c (can_alter_cfg): New flag.
1996 (deletable_insn_p): Do not return false for an insn that can throw if
1997 the CFG can be altered and dead exceptions can be deleted.
1998 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
1999 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
2000 predicate. Do not preserve an insn that could throw if dead exceptions
2002 * function.h (struct function): Add can_delete_dead_exceptions flag.
2003 * function.c (allocate_struct_function): Set it.
2004 * lto-streamer-in.c (input_struct_function_base): Stream it.
2005 * lto-streamer-out.c (input_struct_function_base): Likewise.
2006 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
2007 statement that could throw as necessary if dead exceptions can be
2010 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2012 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2014 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
2017 * config/sh/sh.md: Add peephole for swapbsi2.
2018 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
2020 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
2022 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
2023 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
2025 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2028 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
2030 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
2032 * arm.c (arm_cirrus_insn_p): Delete.
2033 (cirrus_reorg): Delete.
2034 (arm_reorg): Don't call cirrus_reorg.
2035 (arm_final_prescan_insn_p): Don't check for cirrus insns.
2036 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
2037 (adddi3, subdi3): Remove Maverick support.
2038 (arm_adddi3): Likewise.
2039 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
2040 (addsf3, adddf3): Likewise.
2041 (subsf3, subdf3): Likewise.
2042 (mulsf3, muldf3): Likewise.
2043 (ashldi3, ashrdi3, lshrdi3): Likewise.
2044 (floatsisf2, floatsidf2): Likewise.
2045 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
2046 (arm_movdi, thumb1_movdi_insn): Likewise.
2047 (arm_cmpdi_insn): Likewise.
2048 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
2049 (cirrus.md): Don't include.
2050 * cirrus.md: Delete file.
2051 * t-arm (MD_INCLUDES): Remove cirrus.md.
2053 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
2055 * dwarf2out.c (function_possibly_abstracted_p): New static function.
2056 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
2057 cgraph_function_possibly_inlined_p.
2058 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
2059 (process_scope_var): Do not emit concrete instances of abstracted
2060 nested functions from here.
2061 (gen_decl_die): Emit the abstract instance if the function is possibly
2062 abstracted and not only possibly inlined.
2063 (dwarf2out_finish): Find the first non-abstract parent instance and
2064 attach concrete instances on the limbo list to it.
2066 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
2068 * arm.md (divsf3, divdf3): Remove FPA support.
2069 (negsf2, negdf2): Likewise.
2070 (sqrtsf2, sqrtdf2): Likewise.
2071 (movdfcc): Likewise.
2072 (modsf3, moddf3, movxf): Delete.
2073 (push_fp_multi): Delete.
2074 (fpa.md): Don't include it.
2075 * fpa.md: Delete file.
2076 * t-arm (MD_INCLUDES): Remove fpa.md.
2078 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
2080 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
2081 (cost_for_stmt): Remove decl.
2082 (vect_get_single_scalar_iteration_cost): Correct typo in name.
2083 * tree-vect-loop.c (vect_get_cost): Remove.
2084 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
2085 vect_get_stmt_cost rather than vect_get_cost.
2086 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
2088 (vect_estimate_min_profitable_iters): Correct typo in call to
2089 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
2091 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
2093 (vect_model_induction_cost): Likewise.
2094 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
2095 typo in call to vect_get_single_scalar_iteration_cost.
2096 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
2097 (cost_for_stmt): Remove unnecessary function.
2098 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
2100 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
2102 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
2103 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
2104 * arm-tables.opt: Regenerated.
2105 * doc/invoke.texi: Remove references to deleted options.
2107 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
2109 * config/h8300/genmova.sh: Modified to add offset bits of
2110 mova/Sz assembly instruction for memory access.
2111 * config/h8300/h8300.c: Likewise.
2112 * config/h8300/mova.md: Likewise.
2114 2012-06-12 Christian Bruel <christian.bruel@st.com>
2117 * config/sh/sh.c (sh_option_override): Don't force
2118 flag_omit_frame_pointer and maccumulate_outgoing_args.
2119 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2121 2012-06-14 Richard Guenther <rguenther@suse.de>
2123 * tree-vrp.c (VR_INITIALIZER): New define.
2124 (ranges_from_anti_range): New function.
2125 (extract_range_from_binary_expr_1): Decompose operations on
2126 VR_ANTI_RANGEs to operations on VR_RANGE.
2127 (extract_range_from_unary_expr_1): Likewise.
2128 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
2129 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
2130 extract_range_from_cond_expr, adjust_range_with_scev,
2131 vrp_visit_assignment_or_call, vrp_visit_phi_node,
2132 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
2134 2012-06-13 Richard Henderson <rth@redhat.com>
2136 * hwint.h (HOST_WIDEST_INT_C): New.
2137 (HOST_WIDE_INT_C): New.
2138 (HOST_WIDE_INT_1): Use it.
2139 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
2141 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2144 * var-tracking.c: Include alias.h.
2145 (overlapping_mems): New struct.
2146 (drop_overlapping_mem_locs): New.
2147 (clobber_overlapping_mems): New.
2148 (var_mem_delete_and_set, var_mem_delete): Call it.
2149 (val_bind): Likewise, but only if modified.
2150 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
2151 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
2153 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2156 * var-tracking.c (loc_exp_dep_pool): New.
2157 (vt_emit_notes): Create and release the pool.
2158 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
2159 (emit_notes_in_bb): Likewise.
2160 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
2161 (notify_dependents_of_changed_value): Likewise.
2162 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
2163 variables don't have a VAR_LOC_DEP_LST.
2164 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
2165 VALUEs or MEMs of VALUEs.
2167 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2171 * dce.c (word_dce_process_block): Insert debug temps only if the
2173 (dce_process_block): Likewise, and if debug.used is not empty,
2174 and only after iterating over all DEFs that might mark the insn.
2176 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2178 * common.opt (ftree-coalesce-inlined-vars): New.
2179 (ftree-coalesce-vars): New.
2180 * doc/invoke.texi: Document them.
2181 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2184 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2186 * read-rtl.c (mapping): Remove index field. Add current_value field.
2187 Define heap vectors.
2188 (iterator_group): Fix long line. Remove num_builtins field and
2189 uses_iterator fields. Make apply_iterator take a void * parameter.
2190 (iterator_use, atttribute_use): New structures.
2191 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
2192 (current_iterators, iterator_uses, attribute_uses): New variables.
2193 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
2194 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
2195 (map_attr_string, apply_iterator_to_string): Remove iterator
2196 and value parameters. Look through all current iterator values
2197 for a matching attribute.
2198 (mode_attr_index, apply_mode_maps): Delete.
2199 (apply_iterator_to_rtx): Replace with...
2200 (copy_rtx_for_iterators): ...this new function.
2201 (uses_iterator_p, apply_iterator_traverse): Delete.
2202 (apply_attribute_uses, add_current_iterators, apply_iterators): New
2204 (add_mapping): Remove index field. Set current_value field.
2205 (initialize_iterators): Don't set num_builtins and uses_iterator_p
2207 (find_iterator): Delete.
2208 (record_iterator_use, record_attribute_use): New functions.
2209 (record_potential_iterator_use): New function.
2210 (check_code_iterator): Remove handling of bellwether codes.
2211 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
2212 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
2213 parameter. Use the first code iterator value instead of the
2214 bellwether_codes array. Use record_potential_iterator_use for modes.
2216 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
2219 * config/sh/sh.md (bswapsi2): New expander.
2220 (swapbsi2): New insn.
2222 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
2225 * config/i386/i386.c (ix86_tune_cost): New variable.
2226 (ix86_option_override_internal): Set ix86_tune_cost. Use
2227 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
2228 l1_cache_size and l2_cache_size.
2230 2012-06-13 Richard Guenther <rguenther@suse.de>
2232 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
2233 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
2234 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
2235 VR_ANTI_RANGE with VR_ANTI_RANGE.
2237 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
2239 * config.gcc (unsupported): Move obsoleted FPA-based configurations
2241 (obsolete): ... here.
2242 (arm*-*-freebsd*): Remove.
2243 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
2244 (arm*-*-uclinux*): Likewise.
2245 (arm*-*-ecos-elf): Remove.
2246 (arm*-*-rtems*): Remove.
2247 (arm*-*-elf): Remove.
2248 (arm*-wince-pe*): Remove.
2249 (arm, --with-fpu): Remove support for fpa and Maverick variants.
2250 * arm/ecos-elf.h: Delete.
2251 * arm/t-strongarm-elf: Delete.
2252 * arm/rtems-elf.h: Delete.
2253 * arm/wince-pe.h: Delete.
2256 * arm/t-wince-pe: Delete.
2258 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
2260 PR tree-optimization/53647
2261 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
2262 targets with no defined cache line size.
2264 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
2266 * targhooks.c (default_builtin_vectorized_conversion): Handle
2267 vec_construct, using vectype to base cost on subparts.
2268 * target.h (enum vect_cost_for_stmt): Add vec_construct.
2269 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
2270 instead of scalar_to-vec.
2271 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2272 vec_construct in same way as default for now.
2273 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2274 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
2275 Handle vec_construct, including special case for 32-bit loads.
2277 2012-06-13 Xinyu Qi <xyqi@marvell.com>
2279 * config/arm/arm.c (FL_IWMMXT2): New define.
2280 (arm_arch_iwmmxt2): New variable.
2281 (arm_option_override): Enable use of iWMMXt with VFP.
2282 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
2283 Thumb mode. Set arm_arch_iwmmxt2.
2284 (arm_expand_binop_builtin): Accept VOIDmode op.
2285 (enum arm_builtins): Revise built-in fcode.
2286 (IWMMXT2_BUILTIN): New define.
2287 (IWMMXT2_BUILTIN2): Likewise.
2288 (iwmmx2_mbuiltin): Likewise.
2289 (builtin_description bdesc_2arg): Revise built in declaration.
2290 (builtin_description bdesc_1arg): Likewise.
2291 (arm_init_iwmmxt_builtins): Revise built in initialization.
2292 (arm_expand_builtin): Revise built in expansion.
2293 (arm_output_iwmmxt_shift_immediate): New function.
2294 (arm_output_iwmmxt_tinsr): Likewise.
2295 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
2296 (arm_output_iwmmxt_tinsr): Likewise.
2297 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
2298 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
2299 (rorv4hi3, rorv2si3, rordi3): Likewise.
2300 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
2301 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
2302 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
2303 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
2304 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
2305 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
2306 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
2307 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
2308 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
2309 (ror<mode>3, ror<mode>3_di): Likewise.
2310 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
2311 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
2312 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
2313 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
2314 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
2315 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
2316 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
2317 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
2318 (All instruction patterns): Add wtype attribute.
2319 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
2320 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
2321 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
2322 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
2323 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
2324 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
2325 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
2326 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
2327 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
2328 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
2329 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
2330 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
2331 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
2332 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
2333 (iwmmxt2.md): Include.
2334 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
2335 (TARGET_IWMMXT2): New define.
2336 (TARGET_REALLY_IWMMXT2): Likewise.
2337 (arm_arch_iwmmxt2): Declare.
2338 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
2339 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
2340 Use C name-mangling for intrinsics.
2342 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
2343 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
2344 (_m_from_int): Likewise.
2345 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
2346 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
2347 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
2348 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
2349 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
2350 (_mm_tbcst_pi32): Likewise.
2351 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
2352 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
2353 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
2354 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
2355 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
2356 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
2357 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
2358 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
2359 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
2360 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
2361 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
2362 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
2363 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
2364 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
2365 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
2366 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
2367 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
2368 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
2369 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
2370 (_m_to_int): New define.
2371 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
2372 * config/arm/arm-arches.def (iwmmxt2): Likewise.
2373 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
2375 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
2376 (arch): Add "iwmmxt2".
2377 (arch_enabled): Handle "iwmmxt2".
2378 (wtype): New attribute.
2379 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
2380 (UNSPEC_WALIGNI): New unspec.
2381 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
2382 * config/arm/iterators.md (VMMX2): New mode_iterator.
2383 * config/arm/marvell-f-iwmmxt.md: New file.
2384 * config/arm/iwmmxt2.md: New file.
2386 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2391 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
2392 if type isn't complete.
2394 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
2396 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2398 2012-06-12 Richard Henderson <rth@redhat.com>
2400 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2401 iterator instead of INT.
2403 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
2405 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
2406 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
2408 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
2409 (tree_ssa_phiopt): Call gate_hoist_loads.
2410 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
2411 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
2412 hoist_adjacent_loads.
2413 (local_mem_dependence): New function.
2414 (hoist_adjacent_loads): Likewise.
2415 (gate_hoist_loads): Likewise.
2416 * common.opt (fhoist-adjacent-loads): New switch.
2417 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
2419 2012-06-12 Michael Matz <matz@suse.de>
2421 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
2422 (nonoverlapping_memrefs_p): Don't call it here ...
2423 (true_dependence_1): ... but here.
2425 2012-06-12 Richard Guenther <rguenther@suse.de>
2427 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
2428 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
2429 and MEM_SIZE only refines it. Reflect that and be less conservative
2430 if either of the latter is not known.
2432 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2434 PR rtl-optimization/53589
2435 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2436 discovery even when e->dest != target. If any LABEL_REF points
2437 to e->dest label, redirect it to target's label.
2439 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
2441 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
2442 condition for generating REG_FRAME_RELATED_EXPR note.
2443 (pop): Add code for generating REG_CFA_RESTORE,
2444 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
2445 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
2446 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
2448 2012-06-11 Richard Henderson <rth@redhat.com>
2450 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
2451 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
2453 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
2455 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
2457 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
2458 Mention that this hook needs to be defined for native TLS.
2459 * doc/tm.texi: Regenerate.
2461 2012-06-11 Mike Stump <mikestump@comcast.net>
2463 * emit-rtl.c (init_emit_once): Iterate through the
2464 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
2465 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
2466 all the MIN_MODE_PARTIAL_INT modes anymore.
2468 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
2470 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
2472 2012-06-11 Roland McGrath <mcgrathr@google.com>
2474 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
2475 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
2476 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
2479 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
2482 * config/sh/sh.md (fmasf4): New expander.
2483 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
2484 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
2485 * config/sh/sh.opt (mfused-madd): Remove.
2486 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
2487 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
2488 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
2490 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
2493 2012-06-11 Richard Henderson <rth@redhat.com>
2495 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
2497 2012-06-11 Richard Guenther <rguenther@suse.de>
2500 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2501 replace it with the first non-BLOCK context.
2503 2012-06-11 Richard Guenther <rguenther@suse.de>
2505 * alias.c (aliases_everything_p): Remove.
2506 (DIFFERENT_ALIAS_SETS_P): Likewise.
2507 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
2508 Do not use aliases_everything_p or special-case ANDs. Do not
2509 special-case BLKmode moves.
2510 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
2513 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
2515 Fix CRIS build errors with --enable-build-with-cxx.
2516 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
2517 variable "and" to "andop".
2518 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
2519 temporary variable for memory model, passing C++-type-correct
2520 parameter type to expand_mem_thread_fence.
2521 ("atomic_compare_and_swap<mode>"): Ditto.
2523 2012-06-09 Richard Henderson <rth@redhat.com>
2526 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
2527 (pass_jump): Rename from pass_jump2.
2528 (execute_jump2, pass_jump2): New.
2529 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
2530 perform cfg cleanup here. Move the test of PUSH_ROUNDING
2531 and ACCUMULATE_OUTGOING_ARGS test...
2532 (gate_handle_stack_adjustments): ... here.
2533 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
2534 Place new pass_jump2 after pass_stack_adjustments.
2535 * tree-pass.h (pass_jump): Declare.
2537 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2539 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
2542 2012-06-08 Richard Henderson <rth@redhat.com>
2545 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2546 note to a clobber insn when no other insn is available.
2548 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
2550 * config/avr/avr.c (avr_case_values_threshold): Return 7.
2552 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
2554 * genhooks.c (main): Set progname.
2555 (emit_documentation): Remove variable found_start, always bail out
2556 when a place is missing.
2557 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
2559 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2562 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
2563 call walk_gimple_seq_mod instead of walk_gimple_seq.
2564 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
2565 scan_omp_for, scan_omp_sections, scan_omp_single,
2566 execute_lower_omp): Adjust callers.
2567 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
2568 returns false, replace stmt with GIMPLE_NOP.
2569 (check_omp_nesting_restrictions): Instead of issuing warnings,
2570 issue errors and return false if any errors were reported.
2572 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
2574 * doc/invoke.texi (fconserve-space): Remove documentation.
2576 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
2578 * config/rs6000/rs6000-tables.opt: Regenerated.
2580 2012-06-06 Richard Guenther <rguenther@suse.de>
2582 PR tree-optimization/53081
2583 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
2584 (adjacent_dr_p): ... this and make it work for reads, too.
2585 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
2586 (struct partition_s): Change main_stmt to main_dr, add
2587 secondary_dr member.
2588 (build_size_arg_loc): Change to date data-reference and not
2590 (build_addr_arg_loc): New function split out from ...
2591 (generate_memset_builtin): ... here. Use it and simplify.
2592 (generate_memcpy_builtin): New function.
2593 (generate_code_for_partition): Adjust.
2594 (classify_partition): Streamline pattern detection. Detect memcpy.
2595 (ldist_gen): Adjust.
2596 (tree_loop_distribution): Adjust seed statements for memcpy
2599 2012-06-06 Matt Turner <mattst88@gmail.com>
2601 * config/arm/mmintrin.h (_mm_empty): New.
2604 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
2606 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
2607 * common.opt (fsched-pressure-algorithm=): Remove.
2608 * flag-types.h (sched_pressure_algorithm): Move to...
2609 * sched-int.h (sched_pressure_algorithm): ...here.
2610 * params.def (sched-pressure-algorithm): New param.
2611 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
2612 * common/config/s390/s390-common.c (s390_option_optimization_table):
2613 Remove OPT_fsched_pressure_algorithm_ entry.
2614 * config/s390/s390.c (s390_option_override): Set a default value for
2615 PARAM_SCHED_PRESSURE_ALGORITHM.
2617 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2620 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
2621 doing an unsigned compare, make sure the second argument is not a
2623 (rs6000_emit_cmove): Don't allow floating point comparisons when
2624 generating ISEL moves.
2626 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
2628 * config/rs6000/e5500.md: New file.
2629 * config/rs6000/e6500.md: New file.
2630 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2632 (rs6000_option_override_internal): Altivec and Spe options not
2633 allowed with e5500. Spe options not allowed with e6500. Increase
2634 move inline limit for e5500 and e6500. Disable string instructions
2635 for e5500 and e6500. Enable branch targets alignment for e5500 and
2636 e6500. Initialize rs6000_cost for e5500 and e6500.
2637 (rs6000_adjust_cost): Add extra scheduling cycles between compare
2638 and brnach for e5500 and e6500.
2639 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
2640 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
2642 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
2643 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
2645 Include e5500.md and e6500.md.
2646 * config/rs6000/rs6000-opt.h (processor_type): Add
2647 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
2648 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
2649 (powerpc*-*-*): Add new cores e5500, e6500.
2650 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
2652 2012-06-05 Richard Guenther <rguenther@suse.de>
2654 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
2656 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
2659 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
2660 is used for x86_64-*-*.
2662 2012-06-05 Richard Guenther <rguenther@suse.de>
2664 PR tree-optimization/30442
2665 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
2666 vectorization stop analysis at the first stmt we cannot compute
2667 a data-reference for instead of giving up completely.
2669 2012-06-05 Richard Guenther <rguenther@suse.de>
2671 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
2672 (partition_alloc): Initialize it.
2673 (partition_has_writes): New function.
2674 (rdg_flag_uses): Adjust.
2675 (rdg_flag_vertex): Likewise.
2676 (rdg_flag_vertex_and_dependent): Likewise.
2677 (rdg_flag_loop_exits): Likewise.
2678 (build_rdg_partition_for_component): Likewise.
2679 (rdg_build_partitions): Likewise.
2681 2012-06-05 Richard Guenther <rguenther@suse.de>
2683 PR tree-optimization/53081
2684 * tree-loop-distribution.c (generate_memset_builtin): Handle all
2685 kinds of byte-sized stores.
2686 (classify_partition): Likewise.
2687 (tree_loop_distribution): Adjust seed statements used for
2688 !flag_tree_loop_distribution.
2690 2012-06-05 Alan Modra <amodra@gmail.com>
2692 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
2693 (rs6000_emit_prologue): Ensure register used for inline saves
2694 of vector regs is not the static chain register. Revise comment.
2696 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2698 * doc/md.texi (Standard Pattern Names For Generation): Document
2701 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
2704 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
2706 2012-06-04 Jason Merrill <jason@redhat.com>
2708 * dwarf2out.c (is_unit_die): New.
2709 (copy_declaration_context, copy_ancestor_tree): Use it.
2710 (copy_decls_walk): Likewise.
2712 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2715 * doc/invoke.texi (Wenum-compare): Update documentation.
2717 2012-06-04 Dodji Seketeli <dodji@redhat.com>
2719 PR preprocessor/53463
2720 * parser.c (cp_parser_assignment_expression): Use the location
2721 for the '=' as the default location for the expression.
2723 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2726 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2728 (altivec_stvlxl): Ditto.
2729 (altivec_stvrx): Ditto.
2730 (altivec_stvrxl): Ditto.
2732 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
2734 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
2735 (ira_uniform_class_p): New macro.
2737 * ira.c (setup_uniform_class_p): New function.
2738 (setup_allocno_and_important_classes): Call the function.
2739 (print_unform_and_important_classes): New function.
2740 (print_classes): Rename to print_translated_classes.
2741 (ira_debug_allocno_classes): Add call of
2742 print_unform_and_important_classes.
2744 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
2745 classes instead of pressure classes.
2747 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2750 * trans-mem.c (expand_block_edges): Do not skip the first
2751 statement when resetting the BB.
2753 2012-06-04 Richard Guenther <rguenther@suse.de>
2755 * tree-data-ref.c (stores_from_loop): Remove.
2756 (stmt_with_adjacent_zero_store_dr_p): Likewise.
2757 (stores_zero_from_loop): Likewise.
2758 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
2759 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
2760 (adjacent_store_dr_p): New function.
2761 * tree-loop-distribution.c (generate_memset_builtin): Pass
2762 the RDG, use the already available data-reference.
2763 (generate_code_for_partition): Pass down RDG.
2764 (classify_partition): Inline parts of the former
2765 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
2766 (ldist_gen): Remember if there was any detected builtin and
2767 do less work if not and flag_tree_loop_distribution is not set.
2768 (tree_loop_distribution): Inline and fuse stores_from_loop
2769 and stores_zero_from_loop here.
2771 2012-06-04 Richard Guenther <rguenther@suse.de>
2774 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2775 create new assembler names.
2777 2012-06-04 Richard Guenther <rguenther@suse.de>
2779 * tree-data-ref.c (struct rdg_vertex_info): Remove.
2780 (rdg_vertex_for_stmt): Simplify using gimple_uid.
2781 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
2782 hashtable. Record stmt data-references.
2783 (hash_stmt_vertex_info): Remove.
2784 (eq_stmt_vertex_info): Likewise.
2785 (hash_stmt_vertex_del): Likewise.
2786 (build_empty_rdg): Simplify.
2787 (build_rdg): Adjust.
2788 (free_rdg): Likewise.
2789 (ref_base_address): Remove.
2790 (have_similar_memory_accesses): Likewise.
2791 * tree-data-ref.h (create_rdg_vertices): Remove.
2792 (struct rdg_vertex): Add datarefs member.
2793 (RDGV_DATAREFS): New define.
2794 (RDG_DATAREFS): Likewise.
2795 (have_similar_memory_accesses): Remove.
2796 (rdg_has_similar_memory_accesses): Likewise.
2797 * tree-loop-distribution.c (ref_base_address): Re-implement here.
2798 (similar_memory_accesses): Re-implement using existing data-references.
2799 (tree_loop_distribution): Initialize stmt uids for the stmt to
2801 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2802 access stmt vinfo for stmts in loop.
2804 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
2807 * config/m68k/m68k.md ("tablejump"): Fix check for
2808 CASE_VECTOR_PC_RELATIVE.
2810 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2812 * output.h (merge_weak, assemble_alias,
2813 initializer_constant_valid_p,
2814 initializer_constant_valid_for_bitfield_p): Move protos from here...
2815 * tree.h: ... to here.
2816 * cgraphclones.c: Do not include output.h.
2817 * gimplify.c: Likewise.
2818 * reload.c: Likewise.
2819 * recog.c: Likewise.
2820 * tree-ssa-loop-ivopts.c: Likewise.
2821 * tree-switch-conversion.c: Likewise.
2822 * c-parser.c: Likewise.
2823 * c-typeck.c: Likewise.
2824 * Makefile.in: Fix dependencies.
2826 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2829 * config/avr/avr-stdint.h: New file.
2830 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2833 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2835 PR tree-optimization/53550
2836 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2837 is POINTER_TYPE_P, use sizetype as step type instead of type.
2839 2012-06-04 Richard Guenther <rguenther@suse.de>
2841 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
2842 (ref_base_address_1): Likewise.
2843 (remove_similar_memory_refs): Likewise.
2844 * tree-data-ref.h (remove_similar_memory_refs): Remove.
2845 * tree-loop-distribution.c (classify_partition): Do not classify
2846 as builtin if -ftree-loop-distribute-patterns is not enabled.
2847 (fuse_partitions_with_similar_memory_accesses): Inline ...
2848 (ldist_gen): ... here. Fuse all non-builtin partitions if
2849 -ftree-loop-distribution is not enabled. Properly return
2850 the number of created partitions. Do not update SSA form here but ...
2851 (tree_loop_distribution): ... once here for the whole function.
2852 Only walk innermost loops, constrain loops we consider here
2853 further. Do not call remove_similar_memory_refs.
2854 (distribute_loop): Do not check number of loop nodes here.
2856 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2858 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
2860 2012-06-03 Martin Jambor <mjambor@suse.cz>
2862 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
2863 (ipa_get_jf_known_type_base_type): Likewise.
2864 (ipa_get_jf_known_type_component_type): Likewise.
2865 (ipa_get_jf_constant): Likewise.
2866 (ipa_get_jf_pass_through_formal_id): Likewise.
2867 (ipa_get_jf_pass_through_operation): Likewise.
2868 (ipa_get_jf_ancestor_offset): Likewise.
2869 (ipa_get_jf_ancestor_type): Likewise.
2870 (ipa_get_jf_ancestor_formal_id): Likewise.
2871 (ipa_get_jf_member_ptr_pfn): Likewise.
2872 * ipa-prop.c (ipa_set_jf_known_type): New function.
2873 (ipa_set_jf_constant): Likewise.
2874 (ipa_set_jf_simple_pass_through): Likewise.
2875 (ipa_set_jf_arith_pass_through): Likewise.
2876 (ipa_set_ancestor_jf): Likewise.
2877 (fill_member_ptr_cst_jump_function): Moved up and renamed to
2878 ipa_set_jf_member_ptr_cst.
2879 (detect_type_change_1): Use the new jump function creation functions.
2880 (compute_complex_assign_jump_func): Likewise.
2881 (compute_complex_ancestor_jump_func): Likewise.
2882 (compute_known_type_jump_func): Likewise.
2883 (compute_scalar_jump_functions): Likewise.
2884 (compute_pass_through_member_ptrs): Likewise.
2885 (determine_cst_member_ptr): Likewise.
2886 (combine_known_type_and_ancestor_jfs): Likewise.
2887 (try_make_edge_direct_simple_call): Likewise.
2888 (try_make_edge_direct_virtual_call): Likewise.
2889 (update_indirect_edges_after_inlining): Likewise.
2890 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
2891 access functions. Incorporat NOP_EXPR and BINFO handling from its
2893 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
2894 which was in its callers.
2895 (ipa_value_from_jfunc): Use jump function access functions. Some
2896 functionality moved to functions above.
2897 (propagate_vals_accross_ancestor): Likewise.
2898 (propagate_vals_accross_pass_through): Use jump function access
2900 (propagate_accross_jump_function): Likewise.
2901 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
2903 (inline_merge_summary): Likewise.
2905 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2907 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2908 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2909 MAX_PCREL17F_OFFSET instead of fixed offset.
2910 (pa_attr_length_call): Likewise.
2911 (pa_attr_length_indirect_call): Likewise.
2913 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
2916 * config/sh/sh.opt (mfsca, mfsrra): New options.
2917 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
2919 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
2920 (sinssf2, cossf2): Fold expanders to ...
2921 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
2922 TARGET_FSCA condition.
2923 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
2925 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
2926 -mno-fsca, -mfsrra, -mno-fsrra.
2928 2012-06-03 Matt Turner <mattst88@gmail.com>
2930 * config/mips/4600.md (r4700_imul_si): New.
2931 (r4700_imul_di): New.
2932 (r4700_fmul_single): New.
2933 (r4700_fmul_double): New.
2934 * config/mips/mips-cpus.def: Add r4700.
2935 * config/mips/mips.c: Likewise.
2936 * config/mips/mips.md: Likewise.
2937 * config/mips/mips-tables.opt: Regenerate.
2939 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
2941 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
2942 new function sparc_initial_elimination_offset.
2943 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
2945 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
2948 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2950 * expmed.c (expand_mult, choose_multiplier): Change
2951 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
2952 * expr.c (convert_modes): Likewise.
2953 * explow.c (plus_constant): Likewise.
2954 * fixed-value.c (fixed_saturate1, fixed_saturate2)
2955 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
2956 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
2957 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
2958 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
2959 (do_fixed_shift, fixed_convert, fixed_convert)
2960 (fixed_convert_from_int, fixed_convert_from_int)
2961 (fixed_convert_from_real): Likewise.
2962 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
2963 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
2964 * varasm.c (output_constructor_bitfield): Likewise.
2965 * tree-vrp.c (register_edge_assert_for_2): Likewise.
2966 * double-int.c (rshift_double, lshift_double): Likewise.
2967 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
2969 * simplify-rtx.c (mode_signbit_p)
2970 (simplify_const_unary_operation, simplify_binary_operation_1)
2971 (simplify_immed_subreg): Likewise.
2972 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
2973 * tree-vect-generic.c (build_replicated_const): Likewise.
2974 * dbxout.c (stabstr_O): Likewise.
2975 * emit-rtl.c (immed_double_int_const, immed_double_const)
2976 (gen_lowpart_common, init_emit_once): Likewise.
2977 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
2978 (widest_int_cst_value, upper_bound_in_type): Likewise.
2979 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
2980 (fixup_unsigned_type): Likewise.
2981 * real.c (real_to_integer2, real_from_integer): Likewise.
2982 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
2983 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
2985 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2988 * fold-const.c (fold_binary_loc): Refine previous change.
2990 2012-06-01 Olivier Hainque <hainque@adacore.com>
2992 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
2993 the "do {" part of the do-while(0) loop.
2995 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
2997 * config/i386/i386.c (x86_sched_reorder): New function.
2998 Added new function x86_sched_reorder.
3000 2012-06-01 Richard Guenther <rguenther@suse.de>
3002 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3004 (classify_partition): Likewise.
3006 2012-06-01 Richard Guenther <rguenther@suse.de>
3008 * tree-loop-distribution.c (enum partition_kind): New enum.
3009 (struct partition_s): Add kind and main_stmt members.
3010 (partition_alloc): Initialize kind to PKIND_NORMAL.
3011 (partition_builtin_p): New function.
3012 (copy_loop_before): Remove failure path and assert instead.
3013 (generate_loops_for_partition): Likewise.
3014 (generate_memset_zero): Fold into ...
3015 (generate_memset_builtin): ... this.
3016 (classify_partition): New function with code from
3017 can_generate_builtin and generate_builtin.
3018 (generate_builtin): Remove.
3019 (can_generate_builtin): Likewise.
3020 (fuse_partitions_with_similar_memory_accesses): Call
3021 partition_builtin_p instead of can_generate_builtin.
3022 (rdg_build_partitions): Do not call
3023 fuse_partitions_with_similar_memory_accesses here...
3024 (ldist_gen): ... but here after classifying all partitions.
3025 Remove failure path of generate_code_for_partition.
3026 (generate_code_for_partition): Generate code according
3027 to partition classification.
3029 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
3030 Jonathan Wakely <jwakely.gcc@gmail.com>
3033 * doc/invoke.texi (Warning Options): Explain purpose and differences
3034 between -Wmissing-prototypes and -Wmissing-declarations.
3036 2012-06-01 Christian Bruel <christian.bruel@st.com>
3038 * gcc.c (save_switch): Add user_p parameter.
3039 (read_specs): Likewise.
3040 (set_specs): Likewise.
3041 (validate_switches): Likewise.
3042 (validate_switches_from_spec): Likewise.
3043 (validate_all_switches): Pass on user_p parameter.
3044 (struct spec_list): Add user_p field.
3045 (struct switchstr): Add known field.
3046 (save_switch): Add known parameter.
3047 (INIT_STATIC_SPEC): Initialize user_p;
3048 (driver_unknown_option_callbac): call save_switch if
3049 OPT_SPECIAL_unknown.
3050 (driver_handle_option): Propagate OPT_specs.
3051 (do_spec_1): Set validated only if known.
3052 (check_live_switch): Likewise.
3053 (validate_switches): Set validated if known or user_spec.
3055 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
3057 Add CRIS atomic patterns for 1, 2, and 4 bytes.
3058 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
3059 * config/cris/cris-protos.h: Declare it.
3060 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
3061 (TARGET_DEFAULT): Add alignment by 32.
3062 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
3063 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
3064 TARGET_CPU_DEFAULT == 32.
3065 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
3066 * config/cris/cris.md: Include sync.md. Avoid allocating specific
3067 numbers by replacing the define_constants for all UNSPECs with the
3068 equivalent define_c_enum construct.
3069 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
3070 * config/cris/sync.md: New file.
3072 2012-05-31 Matt Turner <mattst88@gmail.com>
3074 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
3075 (r4600_imul_di): New.
3076 (r4600_idiv_si): Rename from r4600_idiv.
3077 (r4600_idiv_di): New.
3079 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
3081 * output.h (__gcc_host_wide_int__): Move to hwint.h.
3082 (decl_default_tls_model): Move to tree.h
3083 (dump_file): Move to system.h.
3084 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
3085 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
3086 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
3087 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
3088 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
3089 dbxout_stab_value_internal_label,
3090 dbxout_stab_value_internal_label_diff): Move from here ...
3091 * dbxout.h: ... to here.
3092 * system.h (dump_file): Moved here from output.h.
3093 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
3094 * tree.h (decl_default_tls_model): Moved here from output.h.
3095 * varasm.c (default_stabs_asm_out_destructor,
3096 default_stabs_asm_out_constructor): Move from here ...
3097 * dbxout.c: ... to here.
3099 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
3101 * collect2.h (dump_file): Rename to dump_ld_file.
3102 * collect2.c: Likewise.
3103 * tlink.c: Likewise.
3105 * alias.c: Do not include output.h.
3106 * auto-inc-dec.c: Likewise.
3107 * bt-load.c: Likewise.
3108 * caller-save.c: Likewise.
3110 * cfgbuild.c: Likewise.
3111 * cfgcleanup.c: Likewise.
3112 * cfglayout.c: Likewise.
3113 * cfgloop.c: Likewise.
3114 * cfgloopanal.c: Likewise.
3115 * cfgloopmanip.c: Likewise.
3116 * cfgrtl.c: Likewise.
3117 * cgraph.c: Likewise.
3118 * cgraphclones.c: Likewise.
3119 * combine-stack-adj.c: Likewise.
3120 * combine.c: Likewise.
3121 * cprop.c: Likewise.
3123 * cselib.c: Likewise.
3124 * dbgcnt.c: Likewise.
3125 * df-problems.c: Likewise.
3126 * df-scan.c: Likewise.
3127 * dojump.c: Likewise.
3128 * fwprop.c: Likewise.
3130 * graph.c: Likewise.
3131 * haifa-sched.c: Likewise.
3132 * hw-doloop.c: Likewise.
3133 * ipa-inline-transform.c: Likewise.
3134 * ipa-pure-const.c: Likewise.
3135 * ipa-reference.c: Likewise.
3136 * ipa-utils.c: Likewise.
3137 * ira-build.c: Likewise.
3138 * ira-emit.c: Likewise.
3140 * loop-doloop.c: Likewise.
3141 * loop-invariant.c: Likewise.
3142 * loop-iv.c: Likewise.
3143 * loop-unroll.c: Likewise.
3144 * loop-unswitch.c: Likewise.
3145 * lto-cgraph.c: Likewise.
3146 * lto-section-in.c: Likewise.
3147 * lto-streamer-in.c: Likewise.
3149 * mode-switching.c: Likewise.
3150 * postreload-gcse.c: Likewise.
3151 * postreload.c: Likewise.
3152 * predict.c: Likewise.
3153 * profile.c: Likewise.
3155 * reg-stack.c: Likewise.
3156 * regcprop.c: Likewise.
3157 * regmove.c: Likewise.
3158 * regstat.c: Likewise.
3159 * reload1.c: Likewise.
3160 * sched-ebb.c: Likewise.
3161 * sel-sched-dump.c: Likewise.
3162 * simplify-rtx.c: Likewise.
3163 * stor-layout.c: Likewise.
3164 * store-motion.c: Likewise.
3165 * tracer.c: Likewise.
3166 * tree-affine.c: Likewise.
3167 * tree-cfg.c: Likewise.
3168 * tree-cfgcleanup.c: Likewise.
3169 * tree-dfa.c: Likewise.
3170 * tree-into-ssa.c: Likewise.
3171 * tree-nomudflap.c: Likewise.
3172 * tree-optimize.c: Likewise.
3173 * tree-pretty-print.c: Likewise.
3174 * tree-profile.c: Likewise.
3175 * tree-ssa-address.c: Likewise.
3176 * tree-ssa-ccp.c: Likewise.
3177 * tree-ssa-copy.c: Likewise.
3178 * tree-ssa-dom.c: Likewise.
3179 * tree-ssa-loop-ch.c: Likewise.
3180 * tree-ssa-loop-im.c: Likewise.
3181 * tree-ssa-loop-manip.c: Likewise.
3182 * tree-ssa-loop-niter.c: Likewise.
3183 * tree-ssa-loop-prefetch.c: Likewise.
3184 * tree-ssa-loop-unswitch.c: Likewise.
3185 * tree-ssa-loop.c: Likewise.
3186 * tree-ssa-propagate.c: Likewise.
3187 * tree-ssa-structalias.c: Likewise.
3188 * tree-ssa-tail-merge.c: Likewise.
3189 * tree-ssa-threadedge.c: Likewise.
3190 * tree-ssa-threadupdate.c: Likewise.
3191 * tree-ssa-uncprop.c: Likewise.
3192 * tree-ssa-uninit.c: Likewise.
3193 * tree-ssa.c: Likewise.
3194 * value-prof.c: Likewise.
3195 * var-tracking.c: Likewise.
3198 * config/m32r/m32r.c: Include dbxout.h.
3199 * config/pa/pa.c: Likewise.
3200 * config/rs6000/rs6000.c: Likewise.
3202 * Makefile.in: Fix dependencies.
3203 * config/rs6000/t-rs5000: Likewise.
3205 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3207 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3208 * gimple.h (block_in_transaction): Check for flag_tm.
3210 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3212 PR tree-optimization/52558
3213 * cfg.c (alloc_aux_for_edge): Fix comment.
3214 (alloc_aux_for_edge): Remove static.
3215 * basic-block.h (alloc_aux_for_edge): Protoize.
3216 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3217 (execute_sm_if_changed_flag): New.
3218 (execute_sm_if_changed_flag_set): New.
3219 (execute_sm): Do not generate data races unless requested.
3220 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3221 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3222 * gimple.h (block_in_transaction): New.
3223 (gimple_in_transaction): Use block_in_transaction.
3225 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3228 * config/avr/avr.opt (-msp8): Document it.
3229 * doc/invoke.texi (AVR Options): Ditto. And document related
3232 2012-05-31 Diego Novillo <dnovillo@google.com>
3234 * configure.ac (CXX_FOR_BUILD): Define and substitute.
3235 (BUILD_CXXFLAGS): Define and substitute.
3236 * Makefile.in (BUILD_CXXFLAGS): Define.
3237 (CXX_FOR_BUILD): Define.
3238 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
3239 (LINKER_FOR_BUILD): Likewise.
3240 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
3241 (BUILD_LINKERFLAGS): Likewise.
3242 * configure: Regenerate.
3244 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
3246 * Makefile.in: Fix many dependencies.
3247 * tree-profile.c: Don't include regs.h.
3248 * tree-vectorizer.c: Don't include cfglayout.h.
3249 * tree-vect-stmts.c: Likewise.
3250 * tree-vect-slp.c: Likewise.
3251 * tree-vect-loop.c: Likewise.
3252 * reg-stack.c: Likewise.
3253 * tree-ssa-loop-manip.c: Likewise.
3254 * toplev.c: Likewise.
3255 * varasm.c: Don't include cfglayout.h, basic-block.h,
3256 and tree-iterator.h.
3257 * tree-cfgcleanup.c: Don't include cfglayout.h.
3258 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
3259 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
3260 * cgraphclones.c: Don't include plugin.h.
3262 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3264 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
3265 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
3266 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
3268 2012-05-31 Richard Guenther <rguenther@suse.de>
3270 * tree-loop-distribution.c (struct partition_s): New struct,
3271 typedef and vector type.
3272 (partition_alloc, partition_free): New functions.
3273 (generate_loops_for_partition, generate_builtin,
3274 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
3275 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
3276 build_rdg_partition_for_component, can_generate_builtin,
3277 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
3278 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
3279 number_of_rw_in_partition, partition_contains_all_rw,
3280 ldist_gen): Use partition_t instead of bitmap.
3282 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3284 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
3285 * doc/avr-mmcu.texi: Regenerate.
3287 2012-05-31 Richard Guenther <rguenther@suse.de>
3289 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3290 Use FOR_EACH_SSA_DEF_OPERAND.
3291 (generate_builtin): Adjust.
3292 (stmt_generated_in_another_partition): Remove.
3293 (add_scalar_computations_to_partition): Likewise.
3294 (rdg_build_partitions): Do not call
3295 add_scalar_computations_to_partition.
3297 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
3299 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
3300 double ints throughout.
3301 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
3302 Check that the position of the field is representable as an integer.
3304 2012-05-31 Richard Guenther <rguenther@suse.de>
3306 * tree-data-ref.c (dr_analyze_innermost): Properly convert
3307 the MEM_REF offset to sizetype.
3309 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3311 * doc/invoke.texi (AVR Options): Fix typos.
3313 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
3315 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
3317 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
3318 non-v32 into --march=v0_v10.
3320 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3322 * ira-int.h (target_ira_int): Rename x_move_cost to
3323 x_ira_register_move_cost, x_may_move_in_cost to
3324 x_ira_may_move_in_cost and x_may_move_out_cost to
3325 x_ira_may_move_out_cost. Delete the old fields with
3326 those names and also x_ira_max_register_move_cost,
3327 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
3328 (move_cost, may_move_in_cost, may_move_out_cost)
3329 (ira_max_register_move_cost, ira_max_may_move_in_cost)
3330 (ira_max_may_move_out_cost): Delete.
3331 * ira.c (init_move_cost): Rename to...
3332 (ira_init_register_move_cost): ...this, deleting the old
3333 function with that name. Apply above variable renamings.
3334 Retain asserts for null fields.
3335 (ira_init_once): Don't initialize register move costs here.
3336 (free_register_move_costs): Apply above variable renamings.
3337 Remove code for deleted fields.
3339 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3341 * ira.c (init_move_cost): Adjust choice of subclasses to match
3342 the current ira_init_register_move_cost choice. Use
3343 ira_class_subset_p instead of reg_class_subset_p.
3344 (ira_init_register_move_cost): Assert that move_cost,
3345 may_move_in_cost and may_move_out_cost already hold the desired
3346 values for their ira_* equivalents. For the latter two,
3347 ignore classes that can't store a register of the given mode.
3349 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3351 * ira.c (setup_allocno_and_important_classes): Use
3352 ira_class_hard_regs_num to check whether a class has any
3353 allocatable registers.
3354 (ira_init_register_move_cost): Likewise.
3356 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3358 * ira.c (init_move_cost): Adjust local variable names to match
3359 file conventions. Use ira_assert instead of gcc_assert.
3361 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3363 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
3364 Move these definitions and associated target_globals fields to...
3365 * ira-int.h: ...here.
3366 * rtl.h (init_move_cost): Delete.
3367 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
3368 * ira.c: ...here, making the latter static.
3370 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3372 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
3373 and ira_register_move_cost instead of init_move_cost and move_cost.
3375 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3377 * ira.h (target_ira): Delete x_ira_available_class_regs.
3378 (ira_available_class_regs): Delete.
3379 * ira.c (setup_available_class_regs): Delete.
3380 (setup_alloc_classes): Don't call it.
3381 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
3382 ira_available_class_regs.
3383 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
3384 (model_spill_cost): Likewise.
3385 * ira-build.c (low_pressure_loop_node_p): Likewise.
3386 * ira-color.c (color_pass): Likewise.
3387 * ira-emit.c (change_loop): Likewise.
3388 * ira-lives.c (inc_register_pressure, dec_register_pressure)
3389 (single_reg_class, ira_implicitly_set_insn_hard_regs)
3390 (process_bb_node_lives): Likewise.
3391 * loop-invariant.c (gain_for_invariant): Likewise.
3393 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3396 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3397 (pa_section_type_flags): New.
3398 (pa_legitimate_constant_p): Revert previous change.
3400 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
3402 * ira.c (allocate_initial_values): Make static.
3404 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
3406 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
3407 Generate tls_initial_exec_64_sun only when !TARGET_X32.
3409 2012-05-30 Richard Guenther <rguenther@suse.de>
3412 * fold-const.c (fold_binary_loc): Make sure to call
3413 fold_plusminus_mult_expr with the original sign of operands.
3415 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
3417 * Makefile.in: Fix many dependencies.
3418 (DWARF2_H): Depend on dwarf2.def.
3419 (RTL_ERROR_H): Depend on rtl-error.h.
3420 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
3421 all gimple-pretty-print.h and tree-pretty-print.h references.
3423 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
3425 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
3428 2012-05-30 Richard Guenther <rguenther@suse.de>
3431 * tree-emutls.c (gen_emutls_addr): Do not add globals to
3434 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3436 * explow.c (probe_stack_range): Restore simple control flow and stop
3437 again when the probe cannot be generated if HAVE_check_stack.
3439 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3441 PR rtl-optimization/53519
3442 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3443 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3445 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3447 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3449 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
3452 * doc/tm.texi: Update.
3453 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
3454 * target.def (force_at_comp_dir): New hook.
3455 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
3456 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
3458 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
3460 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
3462 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
3463 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
3465 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3468 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
3469 flag_unsafe_math_optimizations is set.
3470 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
3471 Update description of -mfused-madd.
3473 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3476 * config/sh/predicates.md (atomic_arith_operand,
3477 atomic_logical_operand): New predicates.
3478 * config/sh/sh.c (sh_option_override): Check atomic options.
3479 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
3480 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
3481 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
3482 UNSUPPORTED_HARD_ATOMIC_CPU.
3483 * config/sh/sync.md: Update description comments.
3484 (I12): New mode iterator.
3485 (fetchop_predicate, fetchop_constraint): New code attributes.
3486 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
3487 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
3488 atomic_fetch_<fetchop_name>si_hard,
3489 atomic_fetch_<fetchop_name><mode>_hard,
3490 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
3491 atomic_<fetchop_name>_fetchsi_hard,
3492 atomic_<fetchop_name>_fetch<mode>_hard,
3493 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
3494 atomic_test_and_set_hard): New insns.
3495 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
3496 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
3497 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
3498 atomic_test_and_set_soft): Use same formatting for the first line of
3499 the asm block as in new insns above.
3500 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
3501 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
3502 atomic_test_and_set): Integrate new *_hard insns into expanders.
3503 * config/sh/sh.opt (mhard-atomic): New option.
3504 * doc/invoke.texi (SH Options): Document it.
3506 2012-05-29 Meador Inge <meadori@codesourcery.com>
3508 * c-decl.c (c_push_function_context): Always create a new language
3510 (c_pop_function_context): Clear the language function created in
3511 c_push_function_context.
3513 2012-05-29 Matt Turner <mattst88@gmail.com>
3515 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
3516 (define_bypass "ev6_fcmov"): New.
3518 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3520 * integrate.c: Remove.
3521 * integrate.h: Remove.
3522 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
3523 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
3524 * config/rs6000/t-rs6000: Likewise
3525 * config/spu/t-spu-elf: Likewise.
3526 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
3527 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
3528 from integrate.h to here.
3529 (initial_value_entry): New prototype.
3530 * reload.h (allocate_initial_values): Remove prototype.
3531 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
3532 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
3534 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
3535 set_decl_abstract_flags, set_block_abstract_flags): Move from
3536 integrate.c to here, the only user.
3537 * expmed.c (extract_fixed_bit_field): Remove outdated comment
3539 * function.c: Don't include integrate.h.
3540 (struct initial_value_pair, struct initial_value_struct,
3541 get_hard_reg_initial_val, has_hard_reg_initial_val,
3542 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
3543 integrate.c to here.
3544 (initial_value_entry): New function.
3545 * genemit.c (main): Don't print integrate.h include line.
3546 * ira.c: Don't include integrate.h.
3547 (allocate_initial_values): Move from integrate.c to here.
3548 (ira): Update allocate_initial_values call.
3549 * tree-inline.c: Don't include integrate.h.
3550 (function_attribute_inlinable_p): Moved from integrate.c to here.
3551 * cfgexpand.c: Don't include integrate.h.
3552 * except.c: Likewise.
3553 * langhooks.c: Likewise.
3554 * passes.c: Likewise.
3555 * toplev.c: Likewise.
3556 * config/frv/frv.c: Likewise.
3557 * config/pa/pa.c: Likewise.
3558 * config/spu/spu.c: Likewise.
3559 * config/epiphany/epiphany.c: Likewise.
3560 * config/mep/mep.c: Likewise.
3561 * config/score/score.c: Likewise.
3562 * config/picochip/picochip.c: Likewise.
3563 * config/sh/sh.c: Likewise.
3564 * config/alpha/alpha.c: Likewise.
3565 * config/microblaze/microblaze.c: Likewise.
3566 * config/mips/mips.c: Likewise.
3567 * config/v850/v850.c: Likewise.
3568 * config/mmix/mmix.c: Likewise.
3569 * config/bfin/bfin.c: Likewise.
3570 * config/arm/arm.c: Likewise.
3571 * config/s390/s390.c: Likewise.
3572 * config/m32r/m32r.c: Likewise.
3573 * config/rs6000/rs6000.c: Likewise.
3574 * config/c6x/c6x.c: Include function.h instead of integrate.h.
3575 * config/tilegx/tilegx.c: Likewise.
3576 * config/tilepro/tilepro.c: Likewise.
3578 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
3580 * config/avr/t-avr (s-avr-mmcu-texi): Call
3581 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
3583 2012-05-29 Michael Matz <matz@suse.de>
3585 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
3586 assign_temp): Remove 'keep' argument.
3587 (mark_temp_addr_taken): Remove prototype.
3588 * tree.h (expand_decl): Remove prototype.
3589 * function.c (struct temp_slot): Remove addr_taken and keep member.
3590 (assign_stack_temp_for_type) Don't initialize above, remove
3592 (assign_stack_temp, assign_temp): Remove keep argument.
3593 (mark_temp_addr_taken): Remove.
3594 (preserve_temp_slots): Remove handling of addr_taken and keep members.
3595 (free_temp_slots): Ditto.
3596 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
3598 * stmt.c (expand_asm_operands): Remove dead code.
3599 (expand_decl): Remove.
3600 * c-decl.c (finish_struct): Don't call expand_decl.
3601 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
3602 and assign_stack_temp.
3603 * calls.c (save_fixed_argument_area, initialize_argument_information,
3604 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
3605 * expmed.c (extract_bit_field_1): Ditto.
3606 * expr.c (emit_group_load_1, emit_group_store,
3607 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
3608 store_field, expand_constructor, expand_cond_expr_using_cmove,
3609 expand_expr_real_2, expand_expr_real_1): Ditto.
3610 * stmt.c (expand_asm_operands, expand_return): Ditto.
3612 * function.c (pop_temp_slots): Call free_temp_slots.
3613 * calls.c (store_one_arg): Don't call preserve_temp_slots or
3615 * expr.c (expand_assignment): Don't call free_temp_slots.
3617 * config/arm/arm.c (neon_expand_vector_init): Ditto.
3618 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
3619 (ix86_expand_vector_extract): Ditto.
3620 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
3621 ia64_expand_movxf_movrf): Ditto.
3622 * config/mips/mips.c (mips_expand_vi_general): Ditto.
3623 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
3624 extendsfdf2): Ditto.
3625 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
3626 rs6000_expand_vector_set, rs6000_expand_vector_extract,
3627 rs6000_allocate_stack_temp): Ditto.
3628 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
3629 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
3630 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
3631 sparc_expand_vector_init): Ditto.
3633 2012-05-29 Michael Matz <matz@suse.de>
3635 * c-tree.h (c_expand_decl): Remove prototype.
3637 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
3639 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
3640 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
3641 COMPOUND_LITERAL_EXPR.
3642 * function.c (expand_function_start): Don't call expand_decl,
3643 instead assert that we have RTL assigned.
3644 * tree-ssa-live.c (remove_unused_locals): Clear
3645 nonlocal_goto_save_area if its backing variable is removed.
3646 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
3648 (expand_decl): Assert that this does nothing.
3649 * calls.c (expand_call): Don't call mark_temp_addr_taken.
3651 2012-05-29 Richard Guenther <rguenther@suse.de>
3653 PR tree-optimization/53516
3654 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3656 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3658 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3660 * LANGUAGES: Fix typos.
3661 * Makefile.in: Fix typos.
3662 * alias.c: Fix typos.
3663 * auto-inc-dec.c: Fix typos.
3664 * bb-reorder.c: Fix typos.
3665 * cfgcleanup.c: Fix typos.
3666 * cgraph.c: Fix typos.
3667 * cgraph.h: Fix typos.
3668 * cgraphunit.c: Fix typos.
3669 * collect2-aix.h: Fix typos.
3670 * collect2.c: Fix typos.
3671 * compare-elim.c: Fix typos.
3672 * config/alpha/vms.h: Fix typos.
3673 * config/arm/README-interworking: Fix typos.
3674 * config/arm/arm.c: Fix typos.
3675 * config/arm/iterators.md: Fix typos.
3676 * config/arm/vxworks.h: Fix typos.
3677 * config/avr/avr.c: Fix typos.
3678 * config/avr/avr.h: Fix typos.
3679 * config/avr/avr.md: Fix typos.
3680 * config/avr/builtins.def: Fix typos.
3681 * config/c6x/c6x.c: Fix typos.
3682 * config/cr16/cr16.c: Fix typos.
3683 * config/cr16/cr16.md: Fix typos.
3684 * config/cris/cris.md: Fix typos.
3685 * config/darwin.c: Fix typos.
3686 * config/darwin.opt: Fix typos.
3687 * config/i386/i386-c.c: Fix typos.
3688 * config/i386/i386.c: Fix typos.
3689 * config/ia64/ia64.c: Fix typos.
3690 * config/m68k/cf.md: Fix typos.
3691 * config/mep/mep.c: Fix typos.
3692 * config/microblaze/microblaze.c: Fix typos.
3693 * config/microblaze/microblaze.h: Fix typos.
3694 * config/mn10300/mn10300.c: Fix typos.
3695 * config/mn10300/mn10300.md: Fix typos.
3696 * config/pa/pa.c: Fix typos.
3697 * config/picochip/picochip.h: Fix typos.
3698 * config/rs6000/a2.md: Fix typos.
3699 * config/rs6000/rs6000.c: Fix typos.
3700 * config/rs6000/vector.md: Fix typos.
3701 * config/rx/rx.md: Fix typos.
3702 * config/rx/rx.opt: Fix typos.
3703 * config/s390/2097.md: Fix typos.
3704 * config/s390/s390.c: Fix typos.
3705 * config/s390/s390.h: Fix typos.
3706 * config/sh/sh.c: Fix typos.
3707 * config/sh/sh.md: Fix typos.
3708 * config/sparc/sync.md: Fix typos.
3709 * config/spu/spu.c: Fix typos.
3710 * config/spu/spu.md: Fix typos.
3711 * config/vms/vms.c: Fix typos.
3712 * config/vxworks-dummy.h: Fix typos.
3713 * config/vxworks.h: Fix typos.
3714 * cselib.c: Fix typos.
3715 * df-scan.c: Fix typos.
3717 * doc/extend.texi: Fix typos.
3718 * doc/install.texi: Fix typos.
3719 * doc/invoke.texi: Fix typos.
3720 * doc/md.texi: Fix typos.
3721 * doc/plugins.texi: Fix typos.
3722 * doc/rtl.texi: Fix typos.
3724 * dwarf2asm.c: Fix typos.
3725 * dwarf2out.c: Fix typos.
3726 * except.h: Fix typos.
3727 * expr.c: Fix typos.
3728 * fold-const.c: Fix typos.
3730 * gcse.c: Fix typos.
3731 * genautomata.c: Fix typos.
3732 * gengtype-state.c: Fix typos.
3733 * gengtype.c: Fix typos.
3734 * genhooks.c: Fix typos.
3735 * gimple-fold.c: Fix typos.
3736 * gimple-pretty-print.c: Fix typos.
3737 * gimple.c: Fix typos.
3738 * gimple.h: Fix typos.
3739 * gimplify.c: Fix typos.
3740 * graphite-interchange.c: Fix typos.
3741 * graphite-sese-to-poly.c: Fix typos.
3742 * ifcvt.c: Fix typos.
3743 * input.c: Fix typos.
3744 * ipa-cp.c: Fix typos.
3745 * ipa-inline-analysis.c: Fix typos.
3746 * ipa-inline-transform.c: Fix typos.
3747 * ipa-inline.c: Fix typos.
3748 * ipa-pure-const.c: Fix typos.
3749 * ipa-ref.h: Fix typos.
3750 * ipa-reference.c: Fix typos.
3751 * ipa-utils.c: Fix typos.
3753 * ira-emit.c: Fix typos.
3754 * ira-lives.c: Fix typos.
3755 * lto-streamer.c: Fix typos.
3756 * lto-streamer.h: Fix typos.
3757 * lto-wrapper.c: Fix typos.
3759 * mode-switching.c: Fix typos.
3760 * modulo-sched.c: Fix typos.
3761 * plugin.c: Fix typos.
3762 * postreload.c: Fix typos.
3763 * sched-deps.c: Fix typos.
3764 * sel-sched-ir.c: Fix typos.
3765 * sel-sched-ir.h: Fix typos.
3766 * sel-sched.c: Fix typos.
3767 * sese.c: Fix typos.
3768 * stor-layout.c: Fix typos.
3769 * target-hooks-macros.h: Fix typos.
3770 * target.def: Fix typos.
3771 * trans-mem.c: Fix typos.
3772 * tree-eh.c: Fix typos.
3773 * tree-predcom.c: Fix typos.
3774 * tree-sra.c: Fix typos.
3775 * tree-ssa-address.c: Fix typos.
3776 * tree-ssa-loop-ivopts.c: Fix typos.
3777 * tree-ssa-loop-niter.c: Fix typos.
3778 * tree-ssa-math-opts.c: Fix typos.
3779 * tree-ssa-pre.c: Fix typos.
3780 * tree-ssa-propagate.c: Fix typos.
3781 * tree-ssa-reassoc.c: Fix typos.
3782 * tree-ssa-sccvn.c: Fix typos.
3783 * tree-ssa-ter.c: Fix typos.
3784 * tree-ssa-uninit.c: Fix typos.
3785 * tree-ssanames.c: Fix typos.
3786 * tree-vect-generic.c: Fix typos.
3787 * tree-vect-slp.c: Fix typos.
3788 * tree.c: Fix typos.
3789 * tree.h: Fix typos.
3790 * varasm.c: Fix typos.
3791 * varpool.c: Fix typos.
3793 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3795 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
3797 2012-05-29 Richard Guenther <rguenther@suse.de>
3799 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
3801 (add_referenced_var_1): Re-organize. Assert we are not
3803 (remove_referenced_var): Likewise.
3804 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
3805 * tree-mudflap.c (execute_mudflap_function_ops): Do not
3806 call add_referenced_var on globals.
3807 * matrix-reorg.c (transform_access_sites): Likewise.
3809 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3811 * alias.c (reg_known_value): Make this a VEC.
3812 (reg_known_equiv_p): Make this an sbitmap.
3813 (reg_known_value_size): Remove.
3814 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
3815 set_reg_known_equiv_p): Update for reg_known_value and
3816 reg_known_value_size data structure change.
3817 (init_alias_analysis, end_alias_analysis): Likewise.
3819 2012-05-29 Jakub Jelinek <jakub@redhat.com>
3822 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
3823 to avoid leaking memory. No need to handle memory allocation
3824 failure. Double string_len on each reallocation instead of adding 2.
3825 * gcov.c (read_line): Likewise.
3827 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
3829 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
3831 * config/cris/cris.md ("trap"): Define, enabled for
3832 TARGET_TRAP_USING_BREAK8.
3833 * config/cris/cris.opt (mtrap-using-break8): New option.
3835 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
3838 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
3841 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
3843 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
3844 (Standard Names): Fix typos in documentation of atomic patterns.
3846 2012-05-27 Nathan Sidwell <nathan@acm.org>
3848 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
3850 2012-05-26 Jason Merrill <jason@redhat.com>
3853 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3854 about array compound literals.
3856 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3858 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
3859 if CLEANUP_NO_INSN_DEL.
3860 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
3861 from cfg_layout_merge_blocks.
3862 (emit_nop_for_unique_locus_between): New function.
3863 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
3864 (cfg_layout_merge_blocks): Likewise.
3866 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
3867 Paolo Bonzini <bonzini@gnu.org>
3869 * df-scan.c (df_def_record_1): Assert a parallel must contain an
3870 EXPR_LIST at this point. Receive the LOC and move its extraction...
3871 (df_defs_record): ... here. Change if-else to a switch statement.
3872 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
3873 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
3874 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
3875 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
3876 regs_invalidated_by_call.
3877 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
3880 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3883 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3884 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3886 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3888 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
3889 software floating point emulation. No longer build the multilibs
3890 with -mstrict-align.
3892 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3895 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3896 accessed indirectly.
3897 (ipa_tm_create_version): Same.
3899 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
3902 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
3903 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
3905 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3908 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3909 (ix86_expand_vec_perm): Use int mode instead of float.
3910 (expand_vec_perm_pshufb): Remove handling of useseless type
3913 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3916 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3917 gnu_ld variables to yes.
3918 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3919 (HAVE_GNU_AS): Likewise.
3920 * config.in: Regenerate.
3921 * configure: Likewise.
3923 2012-05-25 Tristan Gingold <gingold@adacore.com>
3925 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
3926 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
3927 and preferred_alignment.
3929 2012-05-25 Tristan Gingold <gingold@adacore.com>
3931 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
3933 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
3935 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
3936 volatile bitfields case.
3938 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3940 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3941 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3942 (adjacent_mem_locations): Move some code to and call...
3943 (get_memref_parts): ...new function.
3944 (mem_locations_overlap): New function.
3945 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3946 (is_mem_ref): Rename to...
3947 (find_mem_ref): ...this. Return MEM rtx.
3948 (get_store_dest): Remove function.
3949 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3950 new parameter and adjust calls.
3951 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3952 mem refs overlap for true_store_to_load_dep_costly.
3953 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3954 passed to adjacent_mem_locations.
3955 (is_costly_group): Walk resolved dependency list.
3956 (force_new_group): Emit group ending nop for Power6/Power7.
3957 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3958 (group_ending_nop): New define_insn.
3960 2012-05-24 Dodji Seketeli <dodji@redhat.com>
3962 Make unwound macro expansion trace less redundant
3963 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
3964 context of macro definition in the trace, when it's redundant.
3967 2012-05-24 Richard Guenther <rguenther@suse.de>
3970 * tree-profile.c (tree_profiling): Cleanup the CFG if
3971 execute_fixup_cfg requests it.
3973 2012-05-24 Richard Guenther <rguenther@suse.de>
3975 * tree-flow.h (create_var_ann): Remove.
3976 * tree-dfa.c (create_var_ann): Remove and inline into its
3978 (add_referenced_var_1): ... here.
3979 * varpool.c (add_new_static_var): Do not call add_referenced_var
3981 * gimple-fold.c (canonicalize_constructor_val): Likewise.
3982 * tree-switch-conversion.c (build_one_array): Likewise.
3983 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
3984 * tree-flow-inline.h (gimple_referenced_vars): Guard against
3986 * tree-inline.c (remap_gimple_op_r): Likewise. Check
3987 gimple_referenced_vars instead of gimple_in_ssa_p.
3988 (copy_tree_body_r): Likewise.
3989 (setup_one_parameter): Likewise.
3990 (declare_return_variable): Likewise.
3991 (tree_function_versioning): Likewise.
3993 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3995 PR tree-optimization/53465
3996 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3997 vr0 into *vr, then vrp_meet that.
3998 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3999 have any equivalences.
4000 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
4003 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
4005 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
4007 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
4008 check end_regno - 1 is a hard register.
4010 2012-05-24 Richard Guenther <rguenther@suse.de>
4012 * varpool.c (add_new_static_var): Remove call to create_var_ann.
4013 * tree-ssa-operands.c (create_vop_var): Likewise.
4015 2012-05-24 Richard Guenther <rguenther@suse.de>
4018 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
4020 (remove_unused_locals): Pass global_unused_vars to
4021 remove_unused_scope_block_p. Restore code walking all
4022 referenced vars and pruning them.
4024 2012-05-23 Jan Hubicka <jh@suse.cz>
4026 * tree.h (alias_diag_flags): Remove.
4027 (alias_pair): Remove emitted_diags.
4028 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
4029 symbol_alias_set_t, symbol_alias_set_destroy,
4030 symbol_alias_set_contains, propagate_aliases_backward): Remove.
4031 * toplev.c (compile_file): Do not call finish_aliases_2
4032 * cgraphunit.c (cgraph_process_new_functions): Do not call
4034 (handle_alias_pairs): Output diagnostics about aliases to externals.
4035 (assemble_thunks_and_aliases): Use do_assemble_alias.
4036 (output_weakrefs): Likewise.
4037 (finalize_compilation_unit): Do not call finish_aliases_1.
4038 * ipa.c (symtab_remove_unreachable_nodes): De not call
4039 remove_unreachable_alias_pairs.
4040 * varasm.c (do_assemble_alias): Export.
4041 (symbol_alias_set_create, symbol_alias_set_destroy,
4042 symbol_alias_set_contains, symbol_alias_set_insert,
4043 propagate_aliases_forward, propagate_aliases_backward,
4044 propagate_aliases_backward, trivially_visible_alias,
4045 trivially_defined_alias, remove_unreachable_alias_pairs,
4046 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
4047 * output.h (do_assemble_alias): Declare.
4048 * varpool.c (varpool_remove_unreferenced_decls): Do not call
4051 2012-05-23 Martin Jambor <mjambor@suse.cz>
4053 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
4055 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
4057 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
4059 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
4060 (iterative_hash_gimple_type): Adjust comment.
4061 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
4062 domain for an array type instead of the domain type itself.
4064 2012-05-23 Richard Guenther <rguenther@suse.de>
4066 PR tree-optimization/53438
4067 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
4069 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
4072 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
4073 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
4076 2012-05-23 Richard Guenther <rguenther@suse.de>
4078 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
4079 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
4080 via the global_unused_vars bitmap.
4081 (remove_unused_locals): Handle global vars in local-decls via
4082 a global_unused_vars bitmap instead of the used flag in the
4083 var annotation. Simplify global variable handling and removal.
4085 2012-05-22 Jan Hubicka <jh@suse.cz>
4088 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
4089 from other partitions.
4091 2012-05-22 Jan Hubicka <jh@suse.cz>
4094 * symtab.c (symtab_register_node): Fix ordering issue.
4096 2012-05-22 Steven Drake <sbd@NetBSD.org>
4098 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
4100 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
4102 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
4103 Use strip_name_encoding target hook.
4105 2012-05-22 Richard Guenther <rguenther@suse.de>
4107 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
4108 (init_function_for_compilation): Remove.
4109 * tree-dfa.c (find_vars_r): Take struct function argument.
4110 (find_referenced_vars_in): Adjust.
4111 * tree-ssa-operands.c (clobber_stats): Remove.
4112 (create_vop_var): Take struct function argument. Mark
4113 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
4114 (init_ssa_operands): Take struct function argument.
4115 (fini_ssa_operands): Do not dump dead stats.
4116 * tree-ssa-operands.h (init_ssa_operands): Take struct function
4118 * cgraphunit.c (init_lowered_empty_function): Adjust.
4119 * lto-streamer-in.c (input_cfg): Likewise.
4120 * tree-inline.c (initialize_cfun): Likewise.
4121 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
4122 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
4123 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
4124 virtual operands are not registers.
4126 2012-05-22 Richard Guenther <rguenther@suse.de>
4128 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
4130 2012-05-22 Richard Guenther <rguenther@suse.de>
4133 * tree-inline.c (setup_one_parameter): Create a dummy init
4134 statement for unused parameters when not optimizing.
4136 2012-05-22 Richard Guenther <rguenther@suse.de>
4138 * tree-flow.h (add_referenced_var_1): Declare.
4139 (add_referenced_var): Define.
4140 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
4141 (add_referenced_var): Rename to ...
4142 (add_referenced_var_1): ... this. Take struct function argument.
4144 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4147 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
4148 * config/arm/arm.c (arm_validize_comparison): Define.
4149 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
4150 arm_validize_comparison.
4151 ("cbranchdi4"): Likewise.
4152 ("cstoredi4"): Likewise.
4153 ("movsicc"): Likewise.
4154 ("movsfcc"): Likewise.
4155 ("movdfcc"): Likewise.
4157 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
4159 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
4160 the mw_reg_pool size.
4162 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
4164 PR tree-optimization/53336
4165 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
4166 non-integer integral types to offset type and vice versa.
4168 2012-05-22 Alan Modra <amodra@gmail.com>
4170 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
4171 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
4172 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
4173 V_SAVE_INLINE): Delete.
4174 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
4175 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
4176 For ELF targets, use out-of-line restores for -Os and any number
4177 of regs if the restore exits, and out-of-line gp save for two or
4178 more regs. Use save_reg_p to test for holes in reg restore set.
4179 Replace "#if" with "if".
4181 2012-05-22 Alan Modra <amodra@gmail.com>
4183 * config/rs6000/rs6000.c (save_reg_p): New function.
4184 (first_reg_to_save, first_fp_reg_to_save): Use it here.
4185 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
4186 (emit_frame_save): Use gen_frame_store.
4187 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
4188 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
4190 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
4191 vrsave, toc, gp and fp restores.
4193 2012-05-22 Alan Modra <amodra@gmail.com>
4195 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
4196 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
4197 Move function pointer variables after forward declarations.
4198 (rs6000_builtin_support_vector_misalignment): Make static.
4199 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
4200 (rs6000_function_value, rs6000_can_eliminate): Likewise.
4202 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
4204 PR rtl-optimization/53373
4205 * caller-save.c (save_call_clobbered_regs): Look into a possible
4206 PARALLEL manually rather than using single_set on a call insn.
4208 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4210 PR tree-optimization/53436
4211 * omp-low.c (omp_build_component_ref): New function.
4212 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
4214 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
4216 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
4218 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
4219 Do not print '.' here. Output operand lossage error for unhandled
4224 <case 'z'>: Hardcode "code" argument into error strings.
4226 <case 'D'>: Merge AVX and non-AVX codes.
4227 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
4228 Update call to put_condition_code.
4230 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
4232 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
4234 (clzsi2): New expander.
4235 (*clzsi2_68k): New insn.
4236 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
4238 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
4240 * gimple.h (gimple_set_in_transaction): Remove.
4241 (gimple_in_transaction): Look in BB instead.
4242 (gimple_statement_base): Remove in_transaction field.
4243 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
4244 * trans-mem.c (compute_transaction_bits): Place transaction bit
4245 information into basic blocks.
4247 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
4249 * expr.c (get_def_for_expr_class): Define only if
4250 HAVE_conditional_move.
4251 (convert_tree_comp_to_rtx): Likewise.
4253 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
4256 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
4258 (ffssi2_no_cmove): Ditto.
4259 (*ffs<mode>_1): Remove insn pattern.
4260 (*tzcnt<mode>_1): New insn pattern.
4261 (*bsf<mode>1): Ditto.
4263 2012-05-21 Richard Guenther <rguenther@suse.de>
4265 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
4266 more referenced vars.
4267 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
4268 flag on variables that have a var-annotation.
4270 2012-05-21 Joseph Myers <joseph@codesourcery.com>
4273 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
4274 from folded operands before wrapping another around the
4275 conditional expression.
4277 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4279 PR tree-optimization/53366
4280 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
4281 tests if complex_numbers == 2, but there are non-complex number loads
4284 PR tree-optimization/53409
4285 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
4286 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
4288 PR tree-optimization/53410
4289 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
4290 instead of build_int_cst (type, 0) where vector types might be
4291 involved. Instead of build_int_cst (type, 1) convert the original
4292 integer_onep argument to the desired type.
4294 2012-05-21 Michael Matz <matz@suse.de>
4296 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
4297 (simplify_test_exp): Handle one more case of distributive law,
4298 decrease cost threshold.
4299 (tests_attr_p, get_attr_order): New functions.
4300 (optimize_attrs): Use topological order, inline only cheap values.
4301 (write_attr_set): Reset our_known_true after some time.
4303 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4306 * config/i386/i386.c (type_natural_mode): Warn passing SSE
4307 vector argument without SSE enabled changes the ABI.
4309 2012-05-21 Richard Guenther <rguenther@suse.de>
4311 PR tree-optimization/53408
4312 * tree-vect-loop.c (vectorizable_induction): Properly check
4313 the restriction that we cannot handle induction results from
4314 the inner loop outside of the outer loop.
4316 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4319 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
4320 (UNSPECV_RDRAND): This.
4321 (rdrand<mode>_1): Updated.
4323 2012-05-21 Richard Guenther <rguenther@suse.de>
4325 * tree-loop-distribution.c (can_generate_builtin): Reject
4328 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
4330 * Makefile.in (options.c): Add options.h to included header
4333 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
4335 * tree-parloops.c : Add myself to contributors, update
4336 TODO list, add link to wiki.
4338 2012-05-21 Alan Modra <amodra@gmail.com>
4340 * config/rs6000/predicates.md (input_operand): Don't match
4341 constant pool addresses. Remove label_ref, high and plus from
4342 match_code list. Remove redundant CONSTANT_P test.
4343 (splat_input_operand): Similarly update match_code list.
4344 (small_toc_ref): New predicate.
4345 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
4346 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
4347 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
4348 register checks to..
4349 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
4350 generated by create_TOC_reference.
4351 (rs6000_legitimize_address): Update cerate_TOC_reference call.
4352 (rs6000_delegitimize_address): Handle new rtl for toc refs.
4353 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
4354 (use_toc_relative_ref): New function, split out from..
4355 (rs6000_emit_move): ..here. Remove redundant tests. Update
4356 create_TOC_reference calls.
4357 (rs6000_legitimize_reload_address): Formatting. Handle splitting
4358 of medium/large model toc addresses. Use use_toc_relative_ref.
4359 (print_operand): Formatting, style. Adjust for toc changes.
4360 (print_operand_address): Likewise.
4361 (rs6000_output_addr_const_extra): Likewise.
4362 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
4363 than a PLUS. Use this formulation for both high and low part
4364 of -mcmodel=medium/large toc reference too. Before reload,
4365 always use the small model formulation.
4366 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
4367 a PLUS in high part of addresses here.
4368 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
4369 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
4370 (largetoc_high, largetoc_low): Move earlier. Cope when no
4372 (largetoc_high_plus): New insn.
4373 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
4374 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
4375 (tocref): ..instead do so here, new insn and split.
4377 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4379 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4380 RDRND, F16C and FSGSBASE.
4382 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4384 PR rtl-optimzation/53373
4385 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
4386 call pattern. Update split patterns.
4387 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
4388 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
4390 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
4392 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
4395 2012-05-18 Jan Hubicka <jh@suse.cz>
4397 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
4398 (cgraph_process_new_functions): Process also aliases.
4399 * lto-streamer-out.c (struct sets): Remove.
4400 (trivally_defined_alias): Remove.
4401 (output_alias_pair_p): Remove.
4402 (output_unreferenced_globals): Remove.
4403 (produce_symtab); Do not handle alias pairs.
4404 (produce_asm_for_decls): Likewise.
4405 * lto-streamer-in.c (input_alias_pairs): Remove.
4406 (lto_read_body): Do not input alias pairs.
4407 (lto_input_constructors_and_inits): Remove.
4409 2012-05-18 Jan Hubicka <jh@suse.cz>
4411 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
4414 2012-05-18 Jan Hubicka <jh@suse.cz>
4416 * cgraphbuild.c (record_reference): Update.
4417 * lto-cgraph.c (lto_output_varpool_node): External vars
4418 are not in other partition even if they are not output
4419 in current partition.
4420 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
4422 (canonicalize_constructor_val): Take FROM_DECL argument.
4423 (fold_ctor_reference, fold_string_cst_ctor_reference,
4424 fold_array_ctor_reference, fold_nonarray_ctor_reference,
4425 fold_ctor_reference): Likewise.
4426 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
4427 * gimple.h (gimple_fold_builtin): Likewise.
4429 2012-05-18 Olivier Hainque <hainque@adacore.com>
4431 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4432 $(libsubdir) as libexecsubdir.
4434 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4436 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
4437 relied on signed overflow behavior.
4439 2012-05-18 Richard Guenther <rguenther@suse.de>
4441 PR tree-optimization/53346
4442 * tree-loop-distribution.c (ldist_gen): Make sure to apply
4443 builtin transform even when only a single partition with
4444 all reads/writes exists.
4446 2012-05-18 Richard Guenther <rguenther@suse.de>
4448 PR tree-optimization/53390
4449 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
4452 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4454 * tree-ssa-reassoc.c (bip_map): Remove decl.
4455 (completely_remove_stmt): Remove function.
4456 (remove_def_if_absorbed_call): Remove function.
4457 (remove_visited_stmt_chain): Remove __builtin_powi handling.
4458 (possibly_move_powi): Remove function.
4459 (rewrite_expr_tree): Remove calls to possibly_move_powi.
4460 (rewrite_expr_tree_parallel): Likewise.
4461 (attempt_builtin_powi): Build multiplies explicitly rather than
4462 relying on the ops vector and rank system.
4463 (transform_stmt_to_copy): New function.
4464 (transform_stmt_to_multiply): Likewise.
4465 (reassociate_bb): Handle leftover operations after __builtin_powi
4466 optimization; build a final multiply if necessary.
4468 2012-05-18 Jan Hubicka <jh@suse.cz>
4470 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
4471 (mark_functions_to_output): Fix sanity check.
4472 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
4474 2012-05-18 Richard Guenther <rguenther@suse.de>
4476 * tree-flow.h (mark_symbols_for_renaming): Remove.
4477 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
4478 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
4479 (copy_debug_stmt): Likewise.
4480 (expand_call_inline): Likewise.
4481 (declare_return_variable): Mark the return variable for renaming
4484 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
4486 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
4488 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
4489 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
4490 (ashrdi3,lshrdi3): Likewise.
4491 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
4493 2012-05-18 Meador Inge <meadori@codesourcery.com>
4495 PR rtl-optimization/53352
4496 * cse.c (equiv_constant): Ignore paradoxical subregs.
4498 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
4500 PR rtl-optimization/53125
4501 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
4502 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
4503 die in the basic block. Correctly top off REG_FREQ and
4504 REG_FREQ_CALLS_CROSSED.
4506 (regstat_compute_ri): Allocate and free local_live_last_luid.
4508 (regstat_bb_compute_calls_crossed): Correctly top off
4509 REG_FREQ_CALLS_CROSSED.
4511 2012-05-17 Jan Hubicka <jh@suse.cz>
4513 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
4514 constructor over decl without.
4515 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
4516 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
4517 * cgraphunit.c (process_function_and_variable_attributes): Finalize
4519 (mark_functions_to_output): Also accept bodies for functions with
4521 (output_in_order): Skip external vars.
4522 * lto-cgraph.c (lto_output_node): External functions are never in other
4524 (lto_output_varpool_node): Likewise.
4525 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
4526 forgotten initializers.
4527 * ipa.c (process_references): Handle external vars.
4528 (symtab_remove_unreachable_nodes): Update to handle external vars.
4529 (varpool_externally_visible_p): External vars are externally visible.
4530 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
4531 * varpool.c (varpool_remove_node): Remove constructor.
4532 (decide_is_variable_needed): Handle externals.
4533 (varpool_remove_unreferenced_decls): Likewise.
4535 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
4537 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
4538 (enable_warning_as_error): Do not special case Wuninitialized.
4539 * optc-gen.awk: Add sanity checks.
4541 2012-05-17 Jan Hubicka <jh@suse.cz>
4543 * ipa-reference.c (is_proper_for_analysis): Do not check flags
4544 that might change as result of global optimization.
4545 (analyze_function): Do not check analyzed and externally_visible
4546 flags; be happy about address dereferences.
4547 (propagate): Prune all_module_statics so it really contains just
4548 statics; prune all the local summaries.
4549 (ipa_reference_write_optimization_summary): Simplify.
4551 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
4553 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
4554 * config/m68k/m68k-tables.opt: Regenerated.
4555 * doc/invoke.texi (M680x0 Options): Document.
4557 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
4558 Patrick Marlier <patrick.marlier@gmail.com>
4560 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
4563 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
4565 * configure: Regenerated.
4567 2012-05-16 Andrew Pinski <apinski@cavium.com>
4569 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4572 2012-05-16 David S. Miller <davem@davemloft.net>
4574 * jump.c (delete_related_insns): If we remove a CALL, make sure
4575 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4577 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4579 PR tree-optimization/53217
4580 * tree-ssa-reassoc.c (bip_map): New static variable.
4581 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
4582 (attempt_builtin_powi): Save feeding multiplies on a stack.
4583 (reassociate_bb): Create and destroy bip_map.
4585 2012-05-16 Olivier Hainque <hainque@adacore.com>
4587 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4588 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4589 Add comments and improve stamp preservation across the whole sequence.
4590 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4592 2012-05-16 Richard Guenther <rguenther@suse.de>
4594 * tree-inline.c (insert_init_stmt): Do not call
4595 mark_symbols_for_renaming.
4596 (setup_one_parameter): Avoid initializing unused parameters.
4597 (declare_return_variable): Properly handle DECL_BY_REFERENCE
4598 return vars in SSA form.
4600 2012-05-16 Richard Guenther <rguenther@suse.de>
4602 * tree-flow.h (get_virtual_var): Remove.
4603 * tree-dfa.c (get_virtual_var): Likewise.
4605 2012-05-16 Richard Guenther <rguenther@suse.de>
4607 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
4608 Remove set-only bitmap of new names.
4609 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
4611 * tree-flow.h (ssa_names_to_replace): Remove.
4612 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
4614 2012-05-16 Richard Guenther <rguenther@suse.de>
4616 PR tree-optimization/53364
4617 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4618 detect a view-conversion of the decl.
4620 2012-05-16 Dodji Seketeli <dodji@redhat.com>
4622 PR preprocessor/7263
4623 * c-tree.h (enum c_declspec_word): Declare new enum.
4624 (struct c_declspecs::locations): New member.
4625 (declspecs_add_qual, declspecs_add_scspec)
4626 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
4628 * c-decl.c (build_null_declspecs): Initialize the new struct
4629 c_declspecs::locations member.
4630 (declspecs_add_addrspace): Take a location parameter for the
4631 address space. Store it onto declaration specifiers.
4632 (declspecs_add_qual): Likewise, take a location parameter for the
4634 (declspecs_add_type): Likewise, take a location parameter for the
4636 (declspecs_add_scspec): Likewise, take a location parameter for
4637 the storage class specifier.
4638 (declspecs_add_attrs): Likewise, take a location parameter for the
4640 (declspecs_add_alignas): Likewise, take a location parameter for
4642 (finish_declspecs): For diagnostics, use the location of the
4643 relevant declspec, instead of the global input_location.
4644 * c-parser.c (c_parser_parameter_declaration): Pass the precise
4645 virtual location of the declspec to the declspecs-setters.
4646 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
4649 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
4651 * configure.ac: Stack protector enabling for Android targets.
4652 * configure: Regenerate.
4654 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4656 * ira.c (pseudo_move_insn): Delete.
4657 (find_moveable_pseudos): Don't set it.
4658 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
4659 the definitions of the original pseudo. Delete all of them.
4661 2012-05-16 Olivier Hainque <hainque@adacore.com>
4663 * config/rs6000/rs6000-opts.h (enum processor_type): Add
4665 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
4666 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
4667 * config/rs6000/8540.md: indicate that the units/patterns apply to
4670 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
4671 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
4672 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
4673 related flags, check that what is queried is supported by the selected
4674 configuration. Rework the single/double_float and MASK_STRING resets to
4675 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
4676 costs for PROCESSOR_PPC8548 as well.
4677 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
4678 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
4679 statement instead of a sequence of ifs.
4681 * config/rs6000/rs6000.h (TARGET_E500): Remove.
4682 (TARGET_NO_LWSYNC): Adjust accordingly.
4683 * config/rs6000/e500.h (TARGET_E500): Remove.
4684 (CHECK_E500_OPTIONS): Adjust accordingly.
4685 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
4686 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
4687 * config/rs6000/linuxspe.h: Likewise.
4688 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
4689 superfluous comments.
4690 * config/rs6000/e500-double.h: Remove.
4692 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
4693 default to with_cpu=8548 if --enable-e500-double, and to 8540
4695 (set misc flags section): For powerpc*|rs6000*, remove inclusion
4696 of e500-double.h for --enable-e500-double.
4698 2012-05-16 Olivier Hainque <hainque@adacore.com>
4700 * Makefile.in (s-header-vars): Resort to -n instead of trailing
4701 -e d in sed invocation.
4703 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
4705 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
4707 * doc/tm.texi: Regenerate.
4709 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
4711 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
4713 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4716 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4717 that operands[2] is either immediate, or q_regs_operand.
4719 2012-05-15 Richard Guenther <rguenther@suse.de>
4721 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
4722 (assemble_thunk): Likewise. Manually rename and register
4725 2012-05-15 Richard Guenther <rguenther@suse.de>
4727 PR tree-optimization/53355
4728 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
4731 2012-05-15 Tristan Gingold <gingold@adacore.com>
4733 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
4735 2012-05-15 Richard Guenther <rguenther@suse.de>
4737 * gimple.c (gimple_set_modified): Move ...
4738 * gimple.h (gimple_set_modified): ... here.
4740 2012-05-15 Tristan Gingold <gingold@adacore.com>
4742 * ira-color.c (move_spill_restore): Add a guard.
4744 2012-05-15 Tristan Gingold <gingold@adacore.com>
4746 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
4749 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
4751 * gimplify.c (gimplify_init_constructor): Do a block move for very
4752 small objects as well.
4754 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
4756 * ira.c (find_moveable_pseudos): Skip registers whose
4757 DF_REG_EQ_USE_COUNT is nonzero.
4759 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4761 * doc/md.texi (fma): Define to only be applicable for single rounding.
4763 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4766 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4767 generate target register for "load" class builtins.
4770 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4773 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4774 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4775 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4776 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4777 (<sse>_movu<ssemodesuffix>): New expander.
4778 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4779 (avx_movdqu<avxmodesuffix>): New expander.
4780 (*sse2_movdqu): Rename from sse2_movdqu.
4781 (sse2_movdqu): New expander.
4783 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
4786 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
4787 (canonicalize_perm): ... new function.
4788 (expand_vec_perm_2vperm2f128_vshuf): New function.
4789 (ix86_expand_vec_perm_const_1): Call it.
4791 2012-05-14 Andrew Pinski <apinski@cavium.com>
4792 H.J. Lu <hongjiu.lu@intel.com>
4793 Jakub Jelinek <jakub@redhat.com>
4796 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
4799 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4801 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4802 lineno 1 the same as lineno 0 before first start file directive.
4803 (optimize_macinfo_range): Likewise.
4805 * dwarf2out.c (have_macinfo): Define.
4806 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4807 attribute, don't force empty compilation unit and don't emit any
4808 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4810 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
4813 * config/avr/avr.c (avr_const_address_lo16): Remove.
4814 (avr_assemble_integer): Print ".byte lo8(x)",
4815 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
4816 .warning if 3-byte address is assembled.
4817 * doc/extend.texi (AVR Named Address Spaces): Document that
4818 binutils 2.23 is needed to assemble 3-byte addresses.
4820 2012-05-14 Richard Guenther <rguenther@suse.de>
4822 * tree-vect-data-refs.c (vect_setup_realignment): Remove
4823 call to mark_symbols_for_renaming.
4824 (vect_permute_load_chain): Likewise.
4825 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
4826 instead of calling mark_symbols_for_renaming.
4827 * tree-vect-stmts.c (read_vector_array): Remove call to
4828 mark_symbols_for_renaming.
4829 (write_vector_array): Likewise.
4830 (vectorizable_call): Likewise.
4831 (vectorizable_store): Likewise.
4832 (vectorizable_load): Likewise.
4833 * matrix-reorg.c (transform_allocation_sites): Likewise.
4834 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
4835 (create_expression_by_pieces): Likewise.
4837 2012-05-14 Richard Guenther <rguenther@suse.de>
4839 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
4840 of statements for renaming.
4841 (force_gimple_operand_1): Likewise, consistently for both
4842 calls to force_gimple_operand and force_gimple_operand_gsi.
4844 2012-05-14 Richard Guenther <rguenther@suse.de>
4846 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
4847 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
4849 (expand_omp_for): Likewise.
4850 (expand_omp_for_generic): Adjust conditional add to referenced vars.
4851 Use make_rename_temp for temporaries that should be rewritten into
4853 (expand_omp_for_static_nochunk): Likewise.
4854 (expand_omp_atomic_pipeline): Likewise.
4856 2012-05-14 Richard Guenther <rguenther@suse.de>
4858 PR tree-optimization/53331
4859 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
4861 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
4863 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4866 * doc/options.texi: (LangEnabledBy): Document it.
4867 * optc-gen.awk: Handle LangEnabledBy.
4868 * opth-gen.awk: Generate declaration for lang-specific functions.
4869 * opt-read.awk: Record lang numbers.
4870 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
4871 (lang_sanitized_name): New.
4873 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
4875 * attribs.c (decl_attributes): Avoid emitting a warning if
4877 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
4878 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
4879 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
4880 define a string "1".
4881 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
4882 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
4883 BUILT_IN_STRCPY): Use it for these functions.
4884 * postreload.c (reload_combine): Deal with SETs inside
4885 CALL_INSN_FUNCTION_USAGE.
4886 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
4887 Look for REG_RETURNED notes and use a cheap restore if possible.
4888 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
4889 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
4890 * ira-build.c (ira_create_allocno, create_cap_allocno,
4891 propagate_allocno_info, propagate_some_info_from_allocno,
4892 copy_info_to_removed_store_destination, ira_flattening): Handle it.
4893 * ira-lives.c (pseudo_regno_single_word_and_live_p,
4894 find_call_crossed_cheap_reg): New static functions.
4895 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
4896 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
4897 a REG_RETURNED note in that case.
4898 * ira.c (setup_reg_renumber): Change assert to allow cases where
4899 allocnos only cross calls for which they are cheap to restore.
4900 * ira-costs.c (ira_tune_allocno_costs): Compare
4901 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
4903 * reg-notes.def (REG_RETURNED): New note.
4904 * cse.c (cse_insn): Likewise.
4905 * sched-deps.c (sched_analyze_insn): Likewise.
4906 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
4907 * calls.c (decl_return_flags): New static function.
4908 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
4909 functions that return one of their arguments.
4910 * regcprop.c (struct kill_set_value_data): New.
4911 (kill_set_value): Interpret data as a pointer to such a struct.
4912 Do nothing if the caller wants the register to be ignored.
4913 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
4915 2012-05-14 Richard Guenther <rguenther@suse.de>
4917 PR tree-optimization/53340
4918 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
4920 2012-05-14 Richard Guenther <rguenther@suse.de>
4922 * gimplify.c (gimplify_expr): Remove odd code.
4924 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4926 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
4927 into a PLUS_EXPR byte offset.
4929 * tree-ssa-pre.c (can_value_number_call): Delete.
4930 (compute_avail): Skip all statements with side effects.
4931 <GIMPLE_CALL>: Skip calls to internal functions.
4933 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
4935 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
4937 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4939 * common.opt (Wtype-limits): Use EnabledBy.
4941 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4943 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
4944 (pushtf splitter): Ditto.
4946 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
4947 (<code>tf2): Enable for TARGET_SSE.
4948 (*absnegtf2_sse): Ditto.
4949 (copysign<mode>3): Enable TFmode for TARGET_SSE.
4950 (copysign<mode>3_const): Ditto.
4951 (copysign<mode>3_var): Ditto.
4952 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
4953 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
4954 (*<code>tf3): Ditto.
4955 * config/i386/i386.c (struct builtin_description bdesc_args)
4956 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
4957 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
4958 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
4959 Emit a normal call if SSE isn't available.
4961 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4963 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
4964 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4965 (<code><mode>3): Ditto.
4966 (*andnot<mode>3): Ditto.
4967 (*andnottf3): Ditto.
4968 (*<code><mode>3): Ditto.
4971 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4973 * optc-gen.awk: Error instead of warning for conflicting help.
4975 2012-05-12 Jason Merrill <jason@redhat.com>
4978 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
4981 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4983 * function.c (requires_stack_frame_p): If the function can throw
4984 non-call exceptions, return true if the insn can throw internally.
4986 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
4988 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
4990 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4992 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4993 ORDERED and UNORDERED conditions.
4995 2012-05-11 Richard Guenther <rguenther@suse.de>
4997 * tree-flow.h (referenced_var_check_and_insert): Remove.
4998 (find_new_referenced_vars): Likewise.
4999 * tree-dfa.c (referenced_var_check_and_insert): Make static.
5000 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
5001 * tree-inline.c (copy_bb): Use find_referenced_vars_in
5002 instead of find_new_referenced_vars.
5003 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
5005 2012-05-11 Richard Guenther <rguenther@suse.de>
5007 * tree-pass.h (pass_rest_of_compilation,
5008 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
5010 * passes.c (pass_all_optimizations, pass_postreload,
5011 pass_all_early_optimizations): Make static.
5012 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
5013 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
5014 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
5015 (delete_tree_ssa): Do not call fini_phinodes.
5016 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
5018 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
5021 * doc/options.texi (EnabledBy): Document
5022 * opts.c: Include opts.h and options.h before tm.h.
5023 (finish_options): Do not handle some sub-options here...
5024 (common_handle_option): ... instead call common_handle_option_auto
5026 * optc-gen.awk: Handle EnabledBy.
5027 * opth-gen.awk: Declare common_handle_option_auto.
5028 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
5029 (Wmaybe-uninitialized): Likewise.
5030 (Wunused-but-set-variable): Likewise.
5031 (Wunused-function): Likewise.
5032 (Wunused-label): Likewise.
5033 (Wunused-value): Likewise.
5034 (Wunused-variable): Likewise.
5035 * opt-read.awk: Create opt_numbers array.
5037 2012-05-11 Richard Guenther <rguenther@suse.de>
5039 PR tree-optimization/53295
5040 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
5042 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
5043 strides when analyzing data-references in a loop context.
5044 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
5045 non-constant strides for now.
5046 (vect_enhance_data_refs_alignment): Ignore data references
5047 that are strided loads.
5048 (vect_analyze_data_ref_access): Handle non-constant strides.
5049 (vect_check_strided_load): Verify the data-reference is a load.
5050 (vect_analyze_data_refs): Restructure to make strided load
5051 support not dependent on gather support.
5052 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
5053 when doing strided or gather loads.
5054 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
5055 integer_zerop to compare stride with zero.
5057 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
5059 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
5061 2012-05-11 Jan Hubicka <jh@suse.cz>
5064 * varpool.c (varpool_assemble_decl): Also output constat pool entries
5065 that output_constant_pool missed.
5067 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
5069 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
5070 MULTILIB_EXTRA_OPTS.
5072 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
5075 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
5077 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
5079 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
5080 optimization for TARGET_AVX.
5081 (*movti_internal_sse): Ditto.
5082 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
5083 (*movdi_internal): Ditto.
5084 (*movsi_internal): Ditto.
5085 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
5086 (*movdf_internal_rex64): Ditto.
5087 (*movfd_internal): Ditto.
5088 (*movsf_internal): Ditto.
5089 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
5091 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
5093 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
5094 reference as size attribute.
5096 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
5097 Tristan Gingold <gingold@adacore.com>
5099 * doc/md.texi (Standard Names): Document probe_stack_address.
5100 * explow.c (emit_stack_probe): Handle probe_stack_address.
5101 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
5102 (UNSPECV_PROBE_STACK_RANGE): Likewise.
5103 (probe_stack_address): New insn.
5104 (probe_stack_range): Likewise.
5105 * config/ia64/ia64.c: Include common/common-target.h.
5106 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
5107 checking is enabled.
5108 (ia64_emit_probe_stack_range): New function.
5109 (output_probe_stack_range): Likewise.
5110 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
5111 builtin stack checking is enabled.
5112 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
5113 and UNSPECV_PROBE_STACK_ADDRESS.
5114 (unknown_for_bundling_p): New predicate.
5115 (group_barrier_needed): Use important_for_bundling_p.
5116 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
5117 (issue_nops_and_insn): Likewise.
5118 (bundling): Likewise.
5119 (final_emit_insn_group_barriers): Likewise.
5120 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
5121 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
5122 (STACK_CHECK_PROTECT): Likewise.
5123 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5125 2012-05-10 Jan Hubicka <jh@suse.cz>
5127 * ipa-inline.c (update_all_callee_keys): Remove.
5128 (inline_small_functions): Simplify priority updating.
5130 2012-05-10 Jan Hubicka <jh@suse.cz>
5132 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
5134 2012-05-10 Jan Hubicka <jh@suse.cz>
5136 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
5137 (symtab_remove_unreachable_nodes): ... this one.
5138 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
5139 * cgraphunit.c (ipa_passes): Update.
5140 * cgraphclones.c (cgraph_materialize_all_clones): Update.
5141 * cgraph.c (cgraph_release_function_body): Only turn initial
5142 into error mark when initial was previously set.
5143 * ipa-inline.c (ipa_inline): Update.
5144 * ipa.c: Include ipa-inline.h
5145 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
5146 (enqueue_node): New function.
5147 (process_references): Update.
5148 (symtab_remove_unreachable_nodes): Cleanup.
5149 * passes.c (execute_todo, execute_one_pass): Update.
5151 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
5153 PR rtl-optimization/53125
5154 * ira.c (ira): Call find_moveable_pseudos and
5155 move_unallocated_pseudos if only ira_conflicts_p is true.
5157 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
5159 * config/i386/i386.md (*movoi_internal_avx): Handle
5160 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
5161 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
5162 (*movti_internal_sse): Ditto.
5163 (*movtf_internal): Ditto.
5164 * config/i386/sse.md (ssePSmode): New mode attribute.
5165 (*move<mode>_internal): Use ssePSmode.
5166 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
5167 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
5168 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
5169 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
5171 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
5173 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
5174 DECL_ORIGINAL_TYPE if it is present.
5176 2012-05-10 Nick Clifton <nickc@redhat.com>
5179 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
5180 a "0" constraint to being a (match_dup 0).
5182 2012-05-10 Richard Guenther <rguenther@suse.de>
5184 * stor-layout.c (byte_from_pos): Amend comment.
5186 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5188 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
5189 Document requirement to call in constructors.
5191 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
5193 2012-05-10 Richard Guenther <rguenther@suse.de>
5195 * tree.h (TYPE_IS_SIZETYPE): Remove.
5196 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
5197 (extract_muldiv_1): Likewise.
5198 * gimple.c (gtc_visit): Likewise.
5199 (gimple_types_compatible_p): Likewise.
5200 (iterative_hash_canonical_type): Likewise.
5201 (gimple_canonical_types_compatible_p): Likewise.
5202 * gimplify.c (gimplify_one_sizepos): Likewise.
5203 * print-tree.c (print_node): Likewise.
5204 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
5206 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
5209 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
5210 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
5211 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
5212 instead of xop_mulv2div2di3_low.
5213 (xop_p<macs>dql): Fix vec_select selector.
5214 (xop_p<macs>dqh): Ditto.
5215 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
5216 (xop_mulv2div2di3_high): Ditto.
5218 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5221 * diagnostic.h (diagnostic_context): Add last_location.
5222 * diagnostic.c (diagnostic_initialize): Initialize it.
5223 (diagnostic_show_locus): Use it.
5225 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5227 * doc/extend.texi (Function Attributes): Point xref to section
5230 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
5232 * config/i386/i386.c (*movdf_internal_rex64): Remove
5233 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
5234 Calculate "mode" attribute according to
5235 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
5236 (*movdf_internal): Ditto.
5238 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
5241 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
5242 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
5243 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
5244 or when optimizing for size.
5245 * config/i386/sse.md (*mov<mode>_internal): Remove
5246 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
5247 Calculate "mode" attribute according to optimize_function_for_size_p
5248 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
5249 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
5250 depending on the mode of the instruction. Calculate "mode" attribute
5251 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
5252 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
5253 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
5255 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
5258 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
5259 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
5260 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
5261 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
5262 (expand_prologue): Move initialization of cfun->machine->is_naked,
5263 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
5264 (avr_set_current_function): ...this new static function.
5265 (TARGET_SET_CURRENT_FUNCTION): New define.
5266 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
5267 checking attributes of current_function_decl.
5268 (avr_regs_to_save): Ditto.
5269 (signal_function_p): Rename to avr_signal_function_p.
5270 (interrupt_function_p): Rename to avr_interrupt_function_p.
5272 * doc/extend.texi (Function Attributes): Better explanation of
5273 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
5276 2012-05-09 Michael Matz <matz@suse.de>
5278 PR tree-optimization/53185
5279 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
5280 peeling when we see strided loads.
5282 2012-05-09 Matthias Klose <doko@ubuntu.com>
5284 * gcc-ar.c (main): Don't check for execute bits for the plugin.
5286 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5288 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
5289 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
5290 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
5291 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
5292 (USE_LOAD_POST_INCREMENT): Define.
5293 (USE_LOAD_PRE_INCREMENT): Define.
5294 (USE_LOAD_POST_DECREMENT): Define.
5295 (USE_LOAD_PRE_DECREMENT): Define.
5296 (USE_STORE_PRE_DECREMENT): Define.
5297 (USE_STORE_PRE_INCREMENT): Define.
5298 (USE_STORE_POST_DECREMENT): Define.
5299 (USE_STORE_POST_INCREMENT): Define.
5300 (arm_auto_incmodes): Add enumeration.
5301 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
5302 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
5304 2012-05-09 Jakub Jelinek <jakub@redhat.com>
5306 PR tree-optimization/53226
5307 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
5308 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
5309 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
5310 doesn't need to be revisited, look for earliest stmt with
5311 !gimple_plf (stmt, GF_PLF_1) if something changed.
5313 2012-05-09 Terry Guo <terry.guo@arm.com>
5315 * genmultilib: Update copyright dates.
5316 * doc/fragments.texi: Ditto.
5318 2012-05-09 Terry Guo <terry.guo@arm.com>
5320 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
5321 * genmultilib (MULTILIB_REQUIRED): New.
5322 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
5324 2012-05-09 Richard Guenther <rguenther@suse.de>
5326 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5327 (vect_do_peeling_for_loop_bound): Likewise.
5328 (vect_do_peeling_for_alignment): Likewise.
5329 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
5330 (vect_do_peeling_for_loop_bound): Get check_profitability and
5331 threshold as parameters.
5332 (vect_do_peeling_for_alignment): Likewise.
5333 (vect_loop_versioning): Likewise.
5334 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
5335 and threshold here. Control where to put the check here.
5337 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
5340 * dwarf2out.h (get_address_mode): Move declaration to...
5342 * dwarf2out.c (get_address_mode): Move definition to...
5343 * rtlanal.c: ...here.
5344 * var-tracking.c (get_address_mode): Delete.
5345 * combine.c (find_split_point): Use get_address_mode instead of
5346 targetm.addr_space.address_mode.
5347 * cselib.c (cselib_record_sets): Likewise.
5348 * dse.c (canon_address, record_store): Likewise.
5349 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
5350 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
5351 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
5352 (expand_expr_real_1): Likewise.
5353 * ifcvt.c (noce_try_cmove_arith): Likewise.
5354 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
5355 * reload.c (find_reloads): Likewise.
5356 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
5357 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
5359 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
5361 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
5362 information from the instruction produced.
5364 2012-05-09 Richard Guenther <rguenther@suse.de>
5366 * stor-layout.c (bit_from_pos): Document.
5367 (byte_from_pos): Likewise. Optimize.
5368 (pos_from_bit): Likewise.
5369 (normalize_offset): Use pos_from_bit instead of replicating it.
5371 2012-05-09 Alan Modra <amodra@gmail.com>
5374 * config/rs6000/rs6000.c (gen_frame_set): New function.
5375 (gen_frame_load, gen_frame_store): New functions.
5376 (rs6000_savres_rtx): Use the above.
5377 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
5378 Correct mode used for CR2 in save/restore_world patterns.
5379 Don't emit instructions for eh_return frame unwind reg info.
5381 2012-05-08 Jan Hubicka <jh@suse.cz>
5383 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
5385 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
5387 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
5389 (compile_file): Do not output variables.
5390 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
5392 * langhooks.c: Include timevar.h
5393 (write_global_declarations): Finalize compilation unit after wrapup;
5394 set timevars correctly.
5395 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
5396 not to be added to varpool.
5397 * varpool.c (varpool_assemble_decl): Sanity check that we are called
5398 only on cases where it makes sense; skip constant pool and value expr
5401 2012-05-08 David S. Miller <davem@davemloft.net>
5403 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
5404 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
5405 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
5407 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
5409 PR rtl-optimization/53278
5410 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
5411 speed_p code from earlier patch.
5413 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5416 * config/sh/sh.md (*branch_true, *branch_false): New insns.
5418 2012-05-08 Teresa Johnson <tejohnson@google.com>
5420 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
5421 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
5423 2012-05-08 Jan Hubicka <jh@suse.cz>
5425 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
5426 (cgraph_create_node_1): Rename to ...
5427 (cgraph_create_empty_node): ... this one; export.
5428 (cgraph_create_node): Update.
5429 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
5430 (cgraph_create_edge_including_clones): Likewise.
5431 (cgraph_find_replacement_node): Likewise.
5432 (cgraph_clone_edge): Likewise.
5433 (cgraph_clone_node): Likewise.
5434 (clone_function_name): Likewise.
5435 (cgraph_create_virtual_clone): Likewise.
5436 (cgraph_remove_node_and_inline_clones): Likewise.
5437 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
5438 * cgraph.h: Reorder declarations so they match file of origin.
5439 (cgraph_create_empty_node): Declare.
5440 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
5441 (cgraph_copy_node_for_versioning): Likewise.
5442 (cgraph_function_versioning): Likewise.
5443 (cgraph_materialize_clone): Likewise.
5444 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
5445 (cgraph_materialize_all_clones): Likewise.
5446 * cgraphclones.c: New file.
5447 * Makefile.in: Update for cgraphclones.
5449 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5452 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
5453 (ix86_rtx_costs): Handle SET.
5455 2012-05-08 Michael Matz <matz@suse.de>
5457 * basic-block.h (struct rtl_bb_info): Remove visited member and
5458 move head_ member to ...
5459 (struct basic_block_def.basic_block_il_dependent): ... the new
5460 member x, replacing but containing old member rtl.
5461 (enum bb_flags): New BB_VISITED flag.
5462 (BB_HEADER, BB_FOOTER): New macros.
5464 * jump.c (mark_all_labels): Adjust.
5465 * cfgcleanup.c (try_optimize_cfg): Adjust.
5466 * cfglayout.c (record_effective_endpoints): Adjust.
5467 (relink_block_chain): Ditto (and don't fiddle with visited).
5468 (fixup_reorder_chain): Adjust.
5469 (fixup_fallthru_exit_predecessor): Ditto.
5470 (cfg_layout_duplicate_bb): Ditto.
5471 * combine.c (update_cfg_for_uncondjump): Adjust.
5472 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
5473 (bb_visited_trace): New accessor.
5474 (mark_bb_visited): Move in front.
5475 (rotate_loop): Use bb_visited_trace.
5476 (find_traces_1_round): Ditto.
5477 (emit_barrier_after): Ditto.
5478 (copy_bb): Ditto, and initialize visited on resize.
5479 (reorder_basic_blocks): Initize visited member.
5480 (duplicate_computed_gotos): Clear bb flags at start, use
5483 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
5484 (rtl_verify_flow_info_1): Ditto.
5485 (cfg_layout_split_block): Ditto.
5486 (cfg_layout_delete_block): Ditto.
5487 (cfg_layout_merge_blocks): Ditto.
5488 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
5490 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
5493 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
5494 when a constant source operand matches an "I" constraint, the "no
5495 CC0 change" applies to a register-destination only, not a
5496 strict_low_part-destination.
5498 2012-05-08 Richard Guenther <rguenther@suse.de>
5500 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
5501 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
5503 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
5505 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
5507 * doc/avr-mmcu.texi: New auto-generated file.
5508 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
5509 to document all valid -mmcu= arguments.
5511 * config/avr/avr.h (arch_info_s): New struct definition.
5512 * config/avr/avr-devices.c (avr_texinfo): New variable.
5513 * config/avr/gen-avr-mmcu-texi.c: New file.
5514 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
5516 2012-05-08 Dehao Chen <dehao@google.com>
5518 * predict.c (find_qualified_ssa_name): New.
5519 (find_ssa_name_in_expr): New.
5520 (find_ssa_name_in_assign_stmt): New.
5521 (is_comparison_with_loop_invariant_p): New.
5522 (is_bound_expr_similar): New.
5523 (predict_iv_comparison): New.
5524 (predict_loops): Add heuristic for loop-nested branches that compare an
5525 induction variable to a loop bound variable.
5526 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
5528 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5530 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
5531 TARGET_BDVER2 defines where appropriate.
5533 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5535 * configure.ac (PLUGIN_LD): Rename into...
5536 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
5537 * config.in: Regenerate.
5538 * configure: Likewise.
5539 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
5541 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5543 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
5544 computation using the precision of the index type.
5545 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
5546 (fold_array_ctor_reference): Do index computations in the index type.
5548 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
5550 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
5551 down to plus_constant.
5552 (expand_epilogue): Ditto.
5554 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5556 * postreload.c (reload_cse_regs): Make static.
5557 * reload.h (reload_cse_regs): Remove prototype.
5559 2012-05-07 Richard Henderson <rth@redhat.com>
5561 * config/alpha/alpha.md (clear_cache): New pattern.
5563 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5566 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
5567 is folded to a type boundary value, verify that the resulting case
5568 label is still a care range.
5570 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5572 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
5573 only for TARGET_GENERIC, when not optimizing for size.
5574 (*ffs<mode>_1): Ditto.
5576 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5578 * tree-cfg.c (verify_gimple_switch): Tighten checks.
5580 2012-05-07 Jakub Jelinek <jakub@redhat.com>
5582 PR tree-optimization/53239
5583 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
5584 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
5586 2012-05-07 Richard Guenther <rguenther@suse.de>
5588 PR tree-optimization/53195
5589 * tree-inline.c (setup_one_parameter): Properly add referenced
5590 vars from the parameters new known value.
5592 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5594 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
5595 (sched_branch_type): Remove.
5596 (m68k_sched_md_init_global): Don't allocate it.
5597 (m68k_sched_md_finish_global): Don't free it.
5598 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
5599 * config/m68k/m68k.md: Set the type of insns using
5600 m68k_sched_branch_type to bcc directly.
5602 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5604 * config/sol2.c (solaris_override_options): New function.
5605 * config/sol2-protos.h (solaris_override_options): Declare.
5606 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
5608 2012-05-07 Richard Guenther <rguenther@suse.de>
5610 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
5611 whether we failed to compute data dependences.
5612 (loop_prefetch_arrays): Fail if we failed.
5614 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5615 Paolo Bonzini <bonzini@gnu.org>
5617 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
5618 Emit bsf when optimizing for size.
5619 (*ffs<mode>_1): Ditto.
5621 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5624 * config/sh/sh.c (sh_rtx_costs): Handle SET.
5626 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
5629 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
5630 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
5631 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
5633 (*bswapdi2_doubleword): New insn pattern.
5634 (*bswap<mode>2): Rename from *bswap<mode>2_1.
5636 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5638 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
5639 (mips_set_reg_reg_cost): Likewise.
5640 (mips_rtx_costs): Handle SET.
5642 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5644 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
5645 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
5646 to compute the cost of moves. Set the mode of the target register.
5648 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
5650 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
5651 plus_constant function.
5652 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
5653 that the mode is sensible.
5654 (use_anchored_address, round_push, allocate_dynamic_stack_space)
5655 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
5658 * alias.c (canon_rtx): Likewise.
5659 (init_alias_analysis): Likewise.
5660 * builtins.c (expand_builtin_return_addr)
5661 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
5662 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
5663 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
5664 (expand_builtin_stpcpy): Likewise.
5665 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
5666 (compute_argument_addresses, internal_arg_pointer_based_exp)
5667 (expand_call, emit_library_call_value_1): Likewise.
5668 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
5669 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
5670 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
5671 * cse.c (insert_const_anchor, find_reg_offset_for_const)
5672 (use_related_value, fold_rtx): Likewise.
5673 * cselib.c (cselib_subst_to_values): Likewise.
5674 * dse.c (record_store, check_mem_read_rtx): Likewise.
5675 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
5676 * emit-rtl.c (adjust_address_1): Likewise.
5677 * except.c (sjlj_emit_function_enter)
5678 (expand_builtin_extract_return_addr)
5679 (expand_builtin_frob_return_addr): Likewise.
5680 * expmed.c (expand_divmod): Likewise.
5681 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
5682 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
5683 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
5684 * function.c (assign_stack_local_1)
5685 (instantiate_virtual_regs_in_rtx): Likewise.
5686 * optabs.c (prepare_cmp_insn): Likewise.
5687 * recog.c (offsettable_address_addr_space_p): Likewise.
5688 * reload.c (find_reloads_address, form_sum)
5689 (find_reloads_subreg_address): Likewise.
5690 * reload1.c (init_reload, eliminate_regs_1)
5691 (eliminate_regs_in_insn): Likewise.
5692 * simplify-rtx.c (simplify_unary_operation_1)
5693 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
5694 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
5695 (vt_add_function_parameter): Likewise.
5697 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
5698 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
5699 * config/alpha/alpha.c (alpha_legitimize_address_1)
5700 (get_unaligned_address, alpha_expand_unaligned_load)
5701 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
5702 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
5703 (alpha_expand_builtin_establish_vms_condition_handler)
5704 (alpha_setup_incoming_varargs, emit_frame_store_1)
5705 (alpha_expand_prologue, alpha_expand_epilogue)
5706 (alpha_use_linkage): Likewise.
5707 * config/alpha/alpha.md: Likewise.
5709 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
5710 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
5711 (thumb_legitimize_address, arm_gen_load_multiple_1)
5712 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
5713 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
5714 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
5715 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
5716 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
5717 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
5718 (thumb_expand_movmemqi, arm_set_return_address)
5719 (thumb_set_return_address): Likewise.
5720 * config/arm/arm.md: Likewise.
5722 * config/avr/avr.c (avr_incoming_return_addr_rtx)
5723 (avr_prologue_setup_frame, expand_epilogue)
5724 (avr_const_address_lo16): Likewise.
5726 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
5727 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
5728 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
5729 (bfin_output_mi_thunk): Likewise.
5731 * config/c6x/c6x.c (c6x_initialize_trampoline)
5732 (c6x_output_mi_thunk): Likewise.
5734 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
5735 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
5737 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
5738 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
5739 (cris_emit_movem_store, cris_trampoline_init): Likewise.
5740 * config/cris/cris.md: Likewise.
5742 * config/darwin.c (machopic_indirect_data_reference)
5743 (machopic_legitimize_pic_address): Likewise.
5745 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
5746 (epiphany_expand_prologue, epiphany_expand_epilogue)
5747 (epiphany_trampoline_init): Likewise.
5748 * config/epiphany/epiphany.md: Likewise.
5750 * config/fr30/fr30.c (fr30_move_double): Likewise.
5752 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
5753 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
5754 (frv_index_memory, unspec_got_name, frv_find_base_term)
5755 (frv_output_dwarf_dtprel): Likewise.
5757 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
5758 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
5760 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
5761 * config/i386/i386.c (setup_incoming_varargs_64)
5762 (setup_incoming_varargs_ms_64, choose_baseaddr)
5763 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
5764 (ix86_emit_probe_stack_range, ix86_expand_prologue)
5765 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
5766 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
5767 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
5768 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
5769 (x86_output_mi_thunk): Likewise.
5770 * config/i386/i386.md: Likewise.
5772 * config/ia64/ia64.c (ia64_expand_load_address)
5773 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
5774 (do_spill, ia64_trampoline_init): Likewise.
5776 * config/iq2000/iq2000.c (iq2000_va_start)
5777 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
5778 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
5779 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
5781 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
5783 * config/m32c/m32c.c (m32c_return_addr_rtx)
5784 (m32c_expand_insv): Likewise.
5786 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
5787 (m32r_legitimize_pic_address, m32r_print_operand)
5788 (m32r_print_operand_address): Likewise.
5790 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
5791 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
5792 (EH_RETURN_HANDLER_RTX): Likewise.
5793 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
5794 (m68k_expand_epilogue, legitimize_pic_address)
5795 (m68k_output_mi_thunk): Likewise.
5796 * config/m68k/m68k.md: Likewise.
5798 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
5799 (mcore_expand_epilog): Likewise.
5800 * config/mcore/mcore.md: Likewise.
5802 * config/mep/mep.c (mep_allocate_initial_value)
5803 (mep_expand_prologue, mep_expand_epilogue): Likewise.
5805 * config/microblaze/microblaze.c (double_memory_operand)
5806 (microblaze_block_move_loop): Likewise.
5808 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
5809 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
5810 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
5811 (mips_expand_prologue, mips_epilogue_set_cfa)
5812 (mips_expand_epilogue): Likewise.
5813 * config/mips/mips.md: Likewise.
5815 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
5816 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
5818 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
5819 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
5821 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5822 (EH_RETURN_HANDLER_RTX): Likewise.
5823 * config/moxie/moxie.c (moxie_static_chain): Likewise.
5825 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
5826 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
5827 (pa_return_addr_rtx, hppa_builtin_saveregs)
5828 (pa_trampoline_init): Likewise.
5829 * config/pa/pa.md: Likewise.
5831 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
5833 * config/picochip/picochip.c (picochip_static_chain): Likewise.
5835 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
5836 * config/rs6000/rs6000.c (rs6000_legitimize_address)
5837 (setup_incoming_varargs, print_operand, rs6000_return_addr)
5838 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
5839 (rs6000_emit_epilogue)
5840 (rs6000_machopic_legitimize_pic_address): Likewise.
5842 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
5844 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
5845 (DYNAMIC_CHAIN_ADDRESS): Likewise.
5846 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
5847 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
5848 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
5849 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
5850 (s390_emit_epilogue, s390_function_profiler): Likewise.
5851 * config/s390/s390.md: Likewise.
5853 * config/score/score.c (score_add_offset, score_prologue): Likewise.
5855 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
5856 (sh_output_mi_thunk): Likewise.
5857 * config/sh/sh.md: Likewise.
5859 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
5860 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
5861 * config/sparc/sparc.c (sparc_legitimize_pic_address)
5862 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
5863 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
5864 (emit_and_preserve): Likewise.
5865 * config/sparc/sparc.md: Likewise.
5867 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5868 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
5869 (spu_setup_incoming_varargs, ea_load_store_inline)
5870 (spu_expand_load): Likewise.
5872 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
5873 (combine_bnp): Likewise.
5875 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5876 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
5877 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
5879 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5880 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
5881 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
5883 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
5884 * config/v850/v850.md: Likewise.
5886 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
5887 (EH_RETURN_HANDLER_RTX): Likewise.
5888 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
5889 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
5890 (print_operand_address, vax_trampoline_init): Likewise.
5892 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
5893 (xtensa_function_value_regno_p): Likewise.
5895 2012-05-04 Andrew Pinski <apinski@cavium.com>
5897 * expr.c (get_def_for_expr_class): New function.
5898 (convert_tree_comp_to_rtx): New function.
5899 (expand_cond_expr_using_cmove): New function.
5900 (expand_expr_real_2 <case COND_EXPR>): Call
5901 expand_cond_expr_using_cmove first and return if it succeeds.
5902 Remove the check for HAVE_conditional_move since we should have
5903 already converted it to a conditional move.
5904 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
5905 modes of DImode for 32bits and TImode.
5907 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5910 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
5911 (print_md_ptr_loc, print_c_condition): Use them.
5912 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
5913 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
5914 attr_file, dfa_file, latency_file): New global variables.
5915 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
5916 write_upcase, write_indent, write_length_unit_log, write_test_expr,
5917 write_attr_get, write_insn_cases, write_eligible_delay,
5918 write_const_num_delay_slots): Accept FILE pointer and toss it around.
5920 (write_header, open_outfile, handle_arg): New funcions.
5921 (make_automaton_attrs): Write prototypes as extern to the output
5923 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
5924 names from the command line. Open the output files and write out
5925 internal functions for DFA functions to dfa_file_name, insn latency
5926 functions to latency_file_name, and everything else to attr_file.
5927 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
5928 (BACKEND): Build libbackend first.
5929 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
5930 (.PRECIOUS): Likewise.
5931 (insn-dfatab.o): New rule.
5932 (insn-latencytab.o): New rule.
5933 (simple_rtl_generated_c): Do not include insn-attrtab.c.
5934 (s-attrtab): New rule.
5936 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5938 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
5939 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
5940 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
5941 * reorg.c (get_jump_flags): Do not set the removed flags.
5943 * doc/md.texi (attr_flag): Update for abovementioned changes.
5945 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
5948 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
5949 (TARGET_CMOV): Rename from TARGET_CMOVE.
5950 (TARGET_CMOVE): New define.
5951 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
5952 Do not set TARGET_CMOVE here.
5954 2012-05-04 Dodji Seketeli <dodji@redhat.com>
5956 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
5957 * opts.c (finish_options): Activate -Wunused-local-typedefs if
5958 -Wunused is activated.
5959 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
5961 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5963 * config/s390/s390.md (*movmem_short, *clrmem_short)
5964 (*cmpmem_short): Move the mode check from the insn condition to
5967 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5969 PR tree-optimization/52633
5970 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
5971 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
5972 (vect_recog_over_widening_pattern): Remove handling of code that was
5973 already detected as over-widening pattern. Remove special handling
5974 of "unsigned" cases. Instead, support general case of conversion
5975 of the shift result to another type.
5977 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5979 * tree-vect-patterns.c (vect_single_imm_use): New function.
5980 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
5981 (vect_recog_over_widening_pattern): Likewise.
5982 (vect_recog_widen_shift_pattern): Likewise.
5984 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5986 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
5987 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
5988 (vect_recog_widen_mult_pattern): Likewise.
5989 (vect_operation_fits_smaller_type): Likewise.
5990 (vect_recog_over_widening_pattern): Likewise.
5991 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
5993 2012-05-04 Richard Guenther <rguenther@suse.de>
5996 * lto-wrapper.c (merge_and_complain): Complain about mismatches
5997 of -freg-struct-return and -fpcc-struct-return.
5998 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
5999 from the input file options and ignore those from the link
6002 2012-05-04 Richard Guenther <rguenther@suse.de>
6004 PR tree-optimization/53168
6005 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
6006 memory reads when the result is a constant we can pun.
6008 2012-05-04 Richard Guenther <rguenther@suse.de>
6010 * common.opt (flto-report): Do not mark as Optimization.
6012 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
6015 * recog.c (constrain_operands): If extra constraints are present, also
6016 accept pseudo-registers with equivalent memory locations during reload.
6018 2012-05-04 Olivier Hainque <hainque@adacore.com>
6020 * collect2.c (may_unlink_output_file): New global.
6021 (maybe_unlink): Honor it.
6022 * collect2.h: Add extern for it.
6023 * tlink.c (do_tlink): Set it to true if the link succeeded.
6025 2012-05-04 Olivier Hainque <hainque@adacore.com>
6027 * gcc.c (eval_spec_function): Finalize/restore the current string
6028 obstack state as part of the context push/pop operations.
6030 2012-05-04 Bin Cheng <bin.cheng@arm.com>
6032 PR rtl-optimization/52804
6033 * reload1.c (reload_reg_reaches_end_p): Check whether successor
6034 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
6035 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
6036 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
6037 RELOAD_FOR_OUTADDR_ADDRESS.
6039 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
6042 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
6043 for macro expansion.
6045 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
6047 * flags.h (flag_permissive): Do not declare.
6048 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
6050 * toplev.c (flag_permissive): Do not define.
6051 * c-tree.h (system_header_p): Delete unused.
6053 2012-05-03 David S. Miller <davem@davemloft.net>
6056 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
6057 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
6058 (sparc_emit_float_lib_cmp): Likewise.
6060 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6063 * config/rs6000/rs6000.md (bswapdi splitters): If
6064 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
6065 default) is used, generate an alternate sequence that does not
6066 depend on using indexed addressing.
6068 2012-05-03 Jason Merrill <jason@redhat.com>
6070 * gengtype.c (write_types): Fix warning message.
6071 (write_local): Likewise.
6073 2012-05-02 Jason Merrill <jason@redhat.com>
6075 * dwarf2out.c (struct external_ref, build_local_stub): New.
6076 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
6077 (optimize_external_refs, optimize_external_refs_1): New.
6078 (change_AT_die_ref): New.
6079 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
6080 (build_abbrev_table): Take the external refs hashtable.
6081 (output_comp_unit): Get it from optimize_external_refs and pass it in.
6083 2012-05-03 Jan Hubicka <jh@suse.cz>
6086 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
6088 2012-05-03 Jan Hubicka <jh@suse.cz>
6091 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
6093 2012-05-03 Jason Merrill <jason@redhat.com>
6095 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
6096 use_debug_types to discriminate the die_id union.
6097 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
6098 (build_abbrev_table, output_die): Likewise.
6099 (prune_unused_types_walk_attribs): Likewise.
6100 (generate_type_signature, copy_declaration_context): Set it.
6101 (remove_child_or_replace_with_skeleton): Set it.
6102 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
6103 check use_debug_types.
6104 (dwarf2out_finish): Do break_out_includes after .debug_types.
6106 2012-05-03 Jason Merrill <jason@redhat.com>
6108 * dwarf2out.c (modified_type_die): Use scope_die_for.
6109 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
6110 (uses_local_type_r, uses_local_type): New.
6111 (scope_die_for): Keep a type that uses a local type in local scope.
6112 Use get_context_die for namespace and type scope.
6114 2012-05-03 Jason Merrill <jason@redhat.com>
6116 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
6118 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
6119 (dwarf2out_finish): Likewise.
6121 2012-05-03 Martin Jambor <mjambor@suse.cz>
6123 * builtins.c (get_object_alignment_1): Return whether we can determine
6124 the alignment or conservatively assume byte alignment. Return the
6125 alignment by reference. Use get_pointer_alignment_1 for dereference
6127 (get_pointer_alignment_1): Return whether we can determine the
6128 alignment or conservatively assume byte alignment. Return the
6129 alignment by reference. Use get_ptr_info_alignment to get SSA name
6131 (get_object_alignment): Update call to get_object_alignment_1.
6132 (get_object_or_type_alignment): Likewise, fall back to type alignment
6133 only when it returned false.
6134 (get_pointer_alignment): Update call to get_pointer_alignment_1.
6135 * fold-const.c (get_pointer_modulus_and_residue): Update call to
6136 get_object_alignment_1.
6137 * ipa-prop.c (ipa_modify_call_arguments): Update call to
6138 get_pointer_alignment_1.
6139 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
6140 of MEM_REF or TARGET_MEM_REF only when it returns false.
6141 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
6142 get_object_alignment_1.
6143 (ccp_finalize): Use set_ptr_info_alignment.
6144 * tree.h (get_object_alignment_1): Update declaration.
6145 (get_pointer_alignment_1): Likewise.
6146 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
6147 (dump_gimple_stmt): Likewise.
6148 * tree-flow.h (ptr_info_def): Updated comments of fields align and
6150 (get_ptr_info_alignment): Declared.
6151 (mark_ptr_info_alignment_unknown): Likewise.
6152 (set_ptr_info_alignment): Likewise.
6153 (adjust_ptr_info_misalignment): Likewise.
6154 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
6155 and set alignment of SSA names.
6156 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
6157 mark_ptr_info_alignment_unknown.
6158 * tree-ssanames.c (get_ptr_info_alignment): New function.
6159 (mark_ptr_info_alignment_unknown): Likewise.
6160 (set_ptr_info_alignment): Likewise.
6161 (adjust_ptr_info_misalignment): Likewise.
6162 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
6163 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
6165 (bump_vector_ptr): Likewise.
6166 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
6167 (vectorizable_store): Likewise.
6168 (vectorizable_load): Likewise.
6170 2012-05-03 Michael Matz <matz@suse.de>
6172 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
6173 in front of basic_block_def.
6174 (struct basic_block_def): Make il.gimple the full struct, not a
6176 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
6178 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
6179 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
6180 NULL il.gimple, which can't happen anymore.
6181 * gimple.h (bb_seq): il.gimple can't be NULL.
6182 (bb_seq_add): Ditto.
6183 (set_bb_seq): Adjust.
6184 (gsi_start_bb, gsi_last_bb): Tidy.
6185 * lto-streamer-in.c (make_new_block): Don't zero members that
6186 are zeroed already, don't allocate a gimple_bb_info.
6187 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
6188 (remove_bb): Clear all il.gimple members.
6189 (gimple_verify_flow_info): Adjust for flat il.gimple.
6190 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
6192 * coretypes.h (const_gimple_seq): Remove typedef.
6193 * gimple.h (gimple_seq_first): Take gimple_seq.
6194 (gimple_seq_first_stmt): Ditto.
6195 (gimple_seq_last): Ditto.
6196 (gimple_seq_last_stmt): Ditto.
6197 (gimple_seq_empty_p): Ditto.
6199 2012-05-03 Richard Guenther <rguenther@suse.de>
6201 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
6203 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
6204 (compute_avail): Do not add possibly trapping operations to
6205 EXP_GEN if they might not be executed in the block.
6207 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
6209 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
6211 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
6213 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
6214 information as early as possible. Update dominance info instead of
6217 2012-05-03 Richard Guenther <rguenther@suse.de>
6219 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
6220 (union_contains_value): Remove.
6221 (vro_valid_in_sets): Likewise.
6222 (op_valid_in_sets): New function.
6223 (valid_in_sets): Use op_valid_in_sets.
6224 (insert_into_preds_of_block): Move dumping ...
6225 (do_regular_insertion): ... here.
6226 (do_partial_partial_insertion): ... and here. Dump that
6227 we've found a partial partial redundancy.
6228 (insert): Dump the current insert iteration.
6230 2012-05-03 Jakub Jelinek <jakub@redhat.com>
6233 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
6234 append program name to it and pass that as first argument
6235 to make_relative_prefix. Always pass standard_libexec_prefix
6236 as last argument to make_relative_prefix. If
6237 make_relative_prefix returns NULL, fall back to
6238 standard_libexec_prefix.
6241 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
6245 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
6246 mode, return that mode.
6249 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
6250 define __ATOMIC_HLE_* macros here.
6251 (ix86_target_macros): But here, using cpp_define_formatted.
6253 2012-05-03 Richard Guenther <rguenther@suse.de>
6255 PR tree-optimization/53144
6256 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
6258 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
6259 with SSA name values.
6260 (vn_reference_lookup_3): Adjust callers.
6262 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
6264 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
6265 has_fma4 for AMD processors with both fma3 and fma4 support.
6267 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
6270 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
6273 2012-05-03 Michael Matz <matz@suse.de>
6276 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
6277 (dse_enter_block): Properly iterate the whole sequence even
6278 if the last statement was removed.
6280 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
6282 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
6283 unset flag_jump_tables.
6284 * stmt.c (expand_case): Remove special flag_pic case conditional
6285 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
6287 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
6289 * common/config/s390/s390-common.c (s390_option_optimization_table):
6290 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
6291 default when optimizing.
6293 2012-05-02 Martin Jambor <mjambor@suse.cz>
6296 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
6297 of a variable when the contect is a function.
6299 2012-05-02 Michael Matz <matz@suse.de>
6301 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
6302 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
6303 (const_gimple_seq_node): Remove.
6304 (gimple_seq_node): Typedef as gimple.
6305 (struct gimple_statement_base): Add next and prev members,
6306 adjust all WORD markers in using structs.
6307 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
6308 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
6309 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
6310 gimple are the same.
6311 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
6313 (gimple_init_singleton): New function.
6314 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
6315 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
6317 (gsi_stmt_ptr): Remove.
6318 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
6320 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
6321 again, adjust for above changes.
6322 (update_call_edge_frequencies): Adjust for above changes.
6323 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
6324 (gsi_insert_seq_nodes_after): Ditto.
6325 (gsi_split_seq_after): Ditto.
6326 (gsi_set_stmt): Ditto.
6327 (gsi_split_seq_before): Ditto.
6328 (gsi_remove): Ditto.
6329 (gsi_insert_seq_before_without_update): Don't free sequence.
6330 (gsi_insert_seq_after_without_update): Ditto.
6331 (gsi_replace): Assert some more invariants.
6332 (gsi_insert_before_without_update, gsi_insert_after_without_update):
6334 (gsi_for_stmt): Don't search for stmt.
6335 (gsi_insert_on_edge_immediate): Tidy.
6337 * gimple.c (gimple_alloc_k): Remove "sequences".
6338 (gimple_seq_cache): Remove.
6339 (gimple_alloc_stat): Make stmt a singleton sequence.
6340 (gimple_seq_alloc, gimple_seq_free): Remove.
6341 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
6342 (gimple_copy): Ditto.
6343 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
6344 create iterator from correct sequence.
6345 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
6347 2012-05-02 Michael Matz <matz@suse.de>
6349 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
6351 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
6352 sequence, lazily allocate it.
6353 (bb_seq_addr): New function.
6354 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
6355 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
6356 (gsi_none): New function.
6357 (gsi_start_bb): Adjust.
6358 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
6359 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
6360 (gsi_last_bb): Adjust.
6362 * tree-flow-inline.h (phi_nodes_ptr): New function.
6364 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
6365 datastructure and interface change.
6366 (gsi_insert_seq_before_without_update): Ditto.
6367 (gsi_insert_seq_nodes_after): Ditto.
6368 (gsi_insert_seq_after_without_update): Ditto.
6369 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
6370 (gsi_split_seq_before): Ditto.
6371 (gsi_start_phis): Adjust.
6372 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
6373 (vect_transform_loop): Ditto.
6374 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
6375 gimple_seq_copy): Don't use gimple_seq_alloc.
6376 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
6377 (gimplify_seq_add_seq): Ditto.
6378 * lto-streamer-in.c (make_new_block): Ditto.
6379 * tree-cfg.c (create_bb): Ditto.
6380 * tree-sra.c (initialize_parameter_reductions): Ditto.
6382 2012-05-02 Michael Matz <matz@suse.de>
6384 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
6385 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
6386 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
6387 set_bb_seq): Move down to after gimple_statement_d definition.
6389 2012-05-02 Michael Matz <matz@suse.de>
6391 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6392 gsi_replace_with_seq, instead of inserting itself.
6393 * gimple-iterator.c (gsi_replace_with_seq): New function.
6394 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
6395 iterator instead of statement, advance it.
6396 (ssa_forward_propagate_and_combine): Adjust call to above.
6398 2012-05-02 Michael Matz <matz@suse.de>
6400 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
6402 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
6403 * tree-nested.c (walk_gimple_omp_for): Ditto.
6404 * trans-mem.c (lower_transaction): Ditto.
6405 * tree-eh.c (do_return_redirection): Ditto.
6406 (do_goto_redirection): Ditto.
6407 (lower_try_finally_switch): Ditto.
6408 * gimplify.c (gimplify_stmt): Ditto.
6409 (gimplify_scan_omp_clauses): Ditto.
6410 (gimplify_omp_for): Ditto.
6411 (gimplify_function_tree): Ditto.
6412 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
6413 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
6414 (mf_build_check_statement_for): Ditto.
6415 (mx_register_decls): Ditto.
6416 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
6417 and don't use itertors to append.
6418 (insert_stmts): Ditto.
6419 (insert_out_of_ssa_copy): Ditto.
6420 (insert_out_of_ssa_copy_on_edge): Ditto.
6422 2012-05-02 Michael Matz <matz@suse.de>
6424 * gimple.h (gimple_bind_body_ptr): New function.
6425 (gimple_bind_body): Use it.
6426 (gimple_catch_handler): Use gimple_catch_handler_ptr.
6427 (gimple_eh_filter_failure_ptr): New function.
6428 (gimple_eh_filter_failure): Use it.
6429 (gimple_eh_else_n_body_ptr): New function.
6430 (gimple_eh_else_n_body): Use it.
6431 (gimple_eh_else_e_body_ptr): New function.
6432 (gimple_eh_else_e_body): Use it.
6433 (gimple_try_eval_ptr): New function.
6434 (gimple_try_eval): Use it.
6435 (gimple_try_cleanup_ptr): New function.
6436 (gimple_try_cleanup): Use it.
6437 (gimple_wce_cleanup_ptr): New function.
6438 (gimple_wce_cleanup): Use it.
6439 (gimple_omp_body_ptr): New function.
6440 (gimple_omp_body): Use it.
6441 (gimple_omp_for_pre_body_ptr): New function.
6442 (gimple_omp_for_pre_body): Use it.
6443 (gimple_transaction_body_ptr): New function.
6444 (gimple_transaction_body): Use it.
6445 (gsi_split_seq_before): Adjust to return nothing and take pointer
6447 (gsi_set_stmt): Declare.
6448 (gsi_replace_with_seq): Declare.
6449 (walk_gimple_seq_mod): Declare.
6450 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
6452 * gimple-iterator.c (gsi_set_stmt): New function.
6453 (gsi_split_seq_before): Return new sequence via pointer argument.
6454 (gsi_replace): Use gsi_set_stmt.
6456 * tree-ssa-loop-im.c (move_computations_stmt): First remove
6458 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
6459 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
6461 (reserve_phi_args_for_new_edge): Change call to above,
6464 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
6465 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
6466 iterators. Adjust call to lower_omp.
6467 (lower_lastprivate_clauses): Adjust call to lower_omp.
6468 (lower_reduction_clauses): Ditto.
6469 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
6470 (lower_omp_sections): Don't explicitely count sequence length,
6471 nullify lowered bodies earlier, ensure stmts are part of only
6472 one sequence, adjust call to lower_omp.
6473 (lower_omp_single): Ensure stmts are part of only one sequence,
6474 adjust call to lower_omp.
6475 (lower_omp_master): Ditto.
6476 (lower_omp_ordered): Ditto.
6477 (lower_omp_critical): Ditto.
6478 (lower_omp_for): Ditto.
6479 (lower_omp_taskreg): Ditto, tidy.
6480 (lower_omp_1): Adjust calls to lower_omp.
6481 (execute_lower_omp): Ditto.
6482 (lower_omp): Adjust to take pointer to sequence.
6483 (diagnose_sb_2): Use walk_gimple_seq_mod.
6484 (diagnose_omp_structured_block_errors): Ditto and set possibly
6485 changed function body.
6486 * gimple-low.c (lower_function_body): Set function body after
6488 (lower_sequence): Adjust to take pointer to sequence.
6489 (lower_omp_directive): Ensure stmt isn't put twice into the
6490 sequence, adjust call to lower_sequence.
6491 (lower_stmt): Adjust calls to lower_sequence.
6492 (lower_gimple_bind): Ditto.
6493 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
6494 * tree-nested.c (walk_body): Take pointer to sequence, use
6495 walk_gimple_seq_mod.
6496 (walk_function): Adjust call to walk_body, set possibly changed body.
6497 (walk_gimple_omp_for): Adjust calls to walk_body.
6498 (convert_nonlocal_omp_clauses): Ditto.
6499 (convert_nonlocal_reference_stmt): Ditto.
6500 (convert_local_omp_clauses): Ditto.
6501 (convert_local_reference_stmt): Ditto.
6502 (convert_tramp_reference_stmt): Ditto.
6503 (convert_gimple_call): Ditto.
6504 (convert_nl_goto_reference): Use local iterator copy.
6505 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
6506 but taking pointer to sequence, ensure gsi_start is called with
6508 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
6509 asserting that the sequence head didn't change.
6510 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
6511 walk_gimple_seq_mod.
6512 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
6513 (execute_lower_tm): Ditto, and set possibly changed body.
6514 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
6515 call gsi_start with that lvalue.
6516 (replace_goto_queue_stmt_list): Ditto.
6517 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
6518 (replace_goto_queue): Ditto.
6519 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
6520 (lower_try_finally_onedest): Ditto.
6521 (lower_try_finally_copy): Ditto.
6522 (lower_try_finally_switch): Ditto.
6523 (lower_try_finally): Ditto.
6524 (lower_eh_filter): Ditto.
6525 (lower_eh_must_not_throw): Ditto.
6526 (lower_cleanup): Ditto.
6527 (lower_eh_constructs_2): Ditto.
6528 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
6529 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
6530 set possibly changed body.
6531 (optimize_double_finally): Call gsi_start with lvalue.
6533 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
6534 (gimple_split_block): Ditto.
6535 (gimple_merge_blocks): Use gsi_start_phis.
6536 (move_stmt_r): Use walk_gimple_seq_mod.
6537 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
6538 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
6539 (rebuild_cgraph_edges): Ditto.
6540 (cgraph_rebuild_references): Ditto.
6541 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
6542 * tree-inline.c (copy_phis_for_bb): Ditto.
6543 * tree-ssa-dce.c: Ditto.
6545 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
6547 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
6548 Andi Kleen <ak@linux.intel.com>
6550 * coretypes.h (MEMMODEL_MASK): New.
6551 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
6552 and return new variable.
6553 (expand_builtin_atomic_exchange): Mask memmodel values.
6554 (expand_builtin_atomic_compare_exchange): Ditto.
6555 (expand_builtin_atomic_load): Ditto.
6556 (expand_builtin_atomic_store): Ditto.
6557 (expand_builtin_atomic_clear): Ditto.
6558 * doc/extend.texi: Mention port-dependent memory model flags.
6559 * config/i386/cpuid.h (bit_HLE): New.
6560 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
6562 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
6563 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
6564 (ix86_target_string)<-mhle>: New.
6565 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6566 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
6567 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6568 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
6569 enabled for generic, generic64 and core-avx2.
6570 (ix86_print_operand): Generate HLE lock prefixes.
6571 (ix86_memmodel_check): New.
6572 (TARGET_MEMMODEL_CHECK): Ditto.
6573 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
6574 (IX86_HLE_ACQUIRE): Ditto.
6575 (IX86_HLE_RELEASE): Ditto.
6576 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
6577 * config/i386/i386.opt (mhle): Ditto.
6578 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
6579 success model to instruction emitter.
6580 (atomic_fetch_add<mode>): Ditto.
6581 (atomic_exchange<mode>): Ditto.
6582 (atomic_add<mode>): Ditto.
6583 (atomic_sub<mode>): Ditto.
6584 (atomic_<code><mode>): Ditto.
6585 (*atomic_compare_and_swap_doubledi_pic): Ditto.
6586 (atomic_compare_and_swap_single<mode>): Define and use argument
6588 (atomic_compare_and_swap_double<mode>): Ditto.
6589 * configure.ac: Check if assembler support HLE prefixes.
6590 * configure: Regenerate.
6593 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
6596 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
6598 (gimplify_switch_expr): ... here.
6599 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
6600 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
6601 to clean up case labels with values outside the index type range.
6602 (simplify_gimple_switch): Call it if something changed.
6603 Remove strange and unnecessary assert.
6605 2012-05-02 Richard Guenther <rguenther@suse.de>
6607 * fold-const.c (div_if_zero_remainder): sizetypes no longer
6609 (int_const_binop_1): New worker for int_const_binop with
6610 overflowable parameter. Pass it through to force_fit_type_double.
6611 (int_const_binop): Wrap around int_const_binop_1 with overflowable
6613 (size_binop_loc): Call int_const_binop_1 with overflowable equal
6614 to minus one, forcing overflow detection for even unsigned types.
6615 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
6616 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
6617 * stor-layout.c (initialize_sizetypes): sizetypes no longer
6619 (layout_type): For zero-sized arrays ignore overflow on the
6621 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
6622 (bit_value_binop_1): Likewise.
6623 * tree.c (double_int_to_tree): Likewise.
6624 (double_int_fits_to_tree_p): Likewise.
6625 (force_fit_type_double): Likewise.
6626 (host_integerp): Likewise.
6627 (int_fits_type_p): Likewise.
6628 * varasm.c (output_constructor_regular_field): Sign-extend the
6629 field-offset to cater for negative offsets produced by the Ada
6631 * omp-low.c (extract_omp_for_data): Convert the loop step to
6632 signed for pointer adjustments.
6634 2012-05-02 Richard Guenther <rguenther@suse.de>
6636 * tree.c (valid_constant_size_p): New function.
6637 * tree.h (valid_constant_size_p): Declare.
6638 * cfgexpand.c (expand_one_var): Adjust check for too large
6639 variables by using valid_constant_size_p.
6640 * varasm.c (assemble_variable): Likewise.
6642 * c-decl.c (grokdeclarator): Properly check for sizes that
6643 cover more than half of the address-space.
6645 2012-05-02 Jakub Jelinek <jakub@redhat.com>
6647 PR tree-optimization/53163
6648 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
6649 return value from compute_all_dependences.
6651 PR rtl-optimization/53160
6652 * ree.c (combine_reaching_defs): Handle the case where cand->insn
6653 has been modified by ree pass already.
6655 2012-05-01 Ian Lance Taylor <iant@google.com>
6658 * c-decl.c (build_compound_literal): Make the decl readonly if it
6659 an array of a readonly type.
6660 * gimplify.c (gimplify_compound_literal_expr): Add fallback
6661 parameter. Change all callers. If the decl is not addressable
6662 and is not an l-value, make it readonly.
6664 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
6666 * ira.c (allocated_reg_info_size): New static variable.
6667 (expand_reg_info): Manage it. Call
6668 setup_preferred_alternate_classes_for_new_pseudos.
6669 (ira): Don't do it here. Remove local allocated_reg_info_size,
6670 set the global before calling find_moveable_pseudos.
6671 (find_moveable_pseudos): Call expand_reg_info rather than
6674 2012-05-01 Richard Henderson <rth@redhat.com>
6676 * common.opt (fsync-libcalls): New.
6677 * doc/invoke.texi: Document it.
6678 * optabs.c (init_sync_libfuncs): Honor it.
6680 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6681 Richard Sandiford <r.sandiford@uk.ibm.com>
6683 PR rtl-optimization/52543
6684 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
6686 * lower-subreg.h: New file.
6687 * target-globals.h (this_target_lower_subreg): Declare.
6688 (target_globals): Add lower_subreg;
6689 (restore_target_globals): Restore this_target_lower_subreg.
6690 * target-globals.c: Include it.
6691 (default_target_globals): Add default_target_lower_subreg.
6692 (save_target_globals): Initialize target_lower_subreg.
6693 * rtl.h (init_lower_subreg): Added declaration.
6694 * toplev.c (backend_init_target): Call initializer for lower-subreg
6696 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
6697 (default_target_lower_subreg): New variable.
6698 (this_target_lower_subreg): Likewise.
6699 (twice_word_mode, choices): New macros.
6700 (shift_cost, compute_splitting_shift, compute_costs)
6701 (init_lower_subreg): New functions.
6702 (resolve_simple_move): Add speed_p argument. Check choices.
6703 (find_pseudo_copy): Don't check the mode size here.
6704 (resolve_simple_move): Assert the mode size.
6705 (find_decomposable_shift_zext): Add speed_p argument and return
6706 a bool. Check choices.
6707 (resolve_shift_zext): Add comment.
6708 (dump_shift_choices, dump_choices): New functions.
6709 (decompose_multiword_subregs): Dump list of profitable
6710 transformations. Add code to skip non profitable transformations.
6711 Update calls to simple_move and find_decomposable_shift_zext.
6713 2012-05-01 Ian Bolton <ian.bolton@arm.com>
6714 Sameera Deshpande <sameera.deshpande@arm.com>
6715 Greta Yorsh <greta.yorsh@arm.com>
6717 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
6718 (thumb1_unexpanded_epilogue): ...this.
6719 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
6720 (thumb1_unexpanded_epilogue): ...this.
6721 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
6722 (thumb1_unexpanded_epilogue): ...this.
6724 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
6726 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
6727 comparing enumeration values. Update comments.
6729 2012-05-01 Alan Modra <amodra@gmail.com>
6732 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
6733 load_cr_save, add_crlr_cfa_restore): New functions.
6734 (rs6000_restore_saved_cr): Rename to..
6735 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
6736 (rs6000_emit_epilogue): Use new functions. Adjust condition
6737 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
6738 regs when using out-of-line restore only when shrink wrapping.
6740 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6743 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
6744 calls to cgraph_node_name in xstrdup.
6745 (ipa_make_edge_direct_to_target): Ditto.
6746 * cgraph.c (dump_cgraph_node): Ditto.
6747 * tree-sra.c (convert_callers_for_node): Ditto.
6748 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
6749 * ipa-cp.c (perhaps_add_new_callers): Ditto.
6750 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
6751 (cgraph_materialize_all_clones): Ditto.
6752 * ipa-inline.c (report_inline_failed_reason): Ditto.
6753 (want_early_inline_function_p): Ditto.
6754 (edge_badness): Ditto.
6755 (update_edge_key): Ditto.
6756 (flatten_function): Ditto.
6757 (ipa_inline): Ditto.
6758 (inline_always_inline_functions): Ditto.
6759 (early_inline_small_functions): Ditto.
6761 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6764 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
6765 constraints 0 and 1.
6767 012-04-30 Jan Hubicka <jh@suse.cz>
6769 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
6770 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
6771 (cgraph_add_to_same_comdat_group): Remove.
6772 (cgraph_add_asm_node): Move to cgraphunit.c.
6773 (cgraph_make_decl_local): Move to symtab.c
6774 (cgraph_make_node_local_1): Update.
6775 (cgraph_can_remove_if_no_direct_calls_and): Update.
6776 (used_from_object_file_p): Update.
6777 (resolution_used_from_other_file_p): Move to symtab.c
6778 (cgraph_used_from_object_file_p): move to symtab.c
6779 (verify_cgraph_node): Verify same comdat groups.
6780 * cgraph.h (cgraph_asm_node): Rename to ...
6781 (asm_node): ... this one.
6782 (cgraph_asm_nodes): Rename to ...
6783 (asm_nodes): ... this one.
6784 (symtab_add_to_same_comdat_group): New function.
6785 (symtab_dissolve_same_comdat_group_list): New function.
6786 (symtab_used_from_object_file_p): Declare.
6787 (symtab_make_decl_local): Declare.
6788 (cgraph_add_to_same_comdat_group): Remove.
6789 (cgraph_add_asm_node): Remove.
6790 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
6792 (cgraph_finalize_compilation_unit): Rename to ...
6793 (finalize_compilation_unit): ... this one.
6794 (cgraph_optimize): Rename to ....
6795 (compile): ... this one.
6796 (add_asm_node): Declare.
6797 (fixup_same_cpp_alias_visibility): Declare.
6798 (cgraph_make_decl_local): Remove.
6799 (varpool_assemble_pending_decls): Rename to ...
6800 (varpool_output_variables): ... this one.
6801 (varpool_remove_unreferenced_decls): Remove.
6802 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
6803 (preserve_function_body_p): Make static.
6804 * toplev.c (compile_file): Update comments; update.
6805 * cgraphunit.c: Update comments.
6806 (cgraph_expand_all_functions): Rename to ...
6807 (expand_all_functions): ... this one; update.
6808 (cgraph_mark_functions_to_output): Rename to ...
6809 (mark_functions_to_output): ... this one; cleanup.
6810 (cgraph_output_pending_asms): Remove prototype.
6811 (asm_nodes, asm_last_node): New static vars.
6812 (cgraph_process_new_functions): Update.
6813 (cgraph_reset_node): Cleanup; add comment.
6814 (cgraph_add_new_function): Update.
6815 (cgraph_output_pending_asms): Rename to ...
6816 (output_asm_statements): ... this one.
6817 (add_asm_node): New function.
6818 (fixup_same_cpp_alias_visibility): New function based on code
6819 in cgraph_analyze_function.
6820 (cgraph_analyze_function): Use it.
6821 (cgraph_order_sort): Update.
6822 (cgraph_output_in_order): Update.
6823 (cgraph_function_versioning): Update.
6824 (cgraph_optimize): Rename to ...
6825 (compile): ... this one; initialize streamer hooks here.
6826 (cgraph_finalize_compilation_unit): Rename to ...
6827 (finalize_compilation_unit): ... this one; do not initialize streamer
6829 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
6830 * dwarf2out.c: Update ocmment.
6831 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
6832 * method.c (use_thunk): Likewise.
6833 * semantics.c (maybe_add_lambda_conv_op): Likewise.
6834 * decl2.c (maybe_emit_vtables): Likewise.
6835 (cp_write_global_declarations): Use finalize_compilation_unit.
6836 * parser.c (cp_parser_asm_definition): Use add_asm_node.
6837 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
6838 * c-decl.c (c_write_global_declarations): Use
6839 finalize_compilation_unit.
6840 * langhooks.c (write_global_declarations): Update.
6841 * ipa.c (cgraph_externally_visible_p): Update.
6842 (dissolve_same_comdat_group_list): Remove.
6843 (function_and_variable_visibility): Update.
6844 * symtab.c: Inlcude lto-streamer.h and rtl.h
6845 (ld_plugin_symbol_resolution_names): New.
6846 (symtab_add_to_same_comdat_group): New.
6847 (symtab_dissolve_same_comdat_group_list): New.
6848 (resolution_used_from_other_file_p): Move here from cgraph.c
6849 (symtab_used_from_object_file_p): New.
6850 (symtab_make_decl_local): New.
6851 * passes.c (register_pass): Update comments.
6852 * c-parser.c (c_parser_asm_definition): Update.
6853 * varpool.c (varpool_analyze_node): Use
6854 fixup_same_cpp_alias_visibility.
6855 (varpool_remove_unreferenced_decls): Make static.
6856 (varpool_assemble_pending_decls): Rename to ...
6857 (varpool_output_variables): ... this one; call
6858 varpool_remove_unreferenced_decls.
6859 (varpool_used_from_object_file_p): Remove.
6861 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
6864 * c-typeck.c (build_array_ref): Call
6865 convert_vector_to_pointer_for_subscript.
6866 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
6868 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6870 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
6871 to compile-time "mode == <MODE>mode" checks.
6872 (and splitter): Ditto.
6874 2012-04-30 Richard Henderson <rth@redhat.com>
6876 * config/arm/arm.md (UNSPEC_LL): New.
6877 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
6878 (arm_load_exclusivedi): Use %H0.
6880 2012-04-30 Jason Merrill <jason@redhat.com>
6882 * dwarf2out.c (comdat_symbol_id): Add const.
6883 (union die_symbol_or_type_node): Add const to die_symbol.
6884 (output_die_symbol, output_die, output_comp_unit): Adjust.
6886 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6888 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
6889 * config/arm/neon.md (negdi2_neon): New insn.
6890 Also add splitters for core and NEON registers.
6892 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6894 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
6895 (arm_print_operand): Add 'x' format.
6896 * config/arm/constraints.md (Dn): Allow const_int.
6897 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
6898 Use 'x' format to print constants.
6899 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
6900 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
6902 (movdi_vfp_cortexa8): Likewise.
6904 2012-04-30 Ian Bolton <ian.bolton@arm.com>
6905 Sameera Deshpande <sameera.deshpande@arm.com>
6906 Greta Yorsh <greta.yorsh@arm.com>
6908 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
6909 * config/arm/arm.c (ldm_stm_operation_p): New function.
6910 * config/arm/predicates.md (load_multiple_operation): Update predicate.
6911 (store_multiple_operation): Likewise.
6913 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
6914 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
6915 * config/arm/predicates.md (load_multiple_operation): Add arguments.
6916 (store_multiple_operation): Likewise.
6918 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6920 * config/i386/i386.md (and<mode>3): Expand masking operations with
6921 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
6922 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
6924 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6926 Add -Wvarargs option
6927 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
6928 argument for the various warning_at calls.
6929 * docs/invoke.texi: Update the documentation.
6931 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6933 Switch -ftrack-macro-expansion=2 on by default.
6934 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
6937 Fix va_start related location
6938 * builtins.c (fold_builtin_next_arg): Unwinds to the first
6939 location in real source code.
6941 Make conversion warnings work on NULL with -ftrack-macro-expansion
6942 * input.h (expansion_point_location_if_in_system_header): Declare
6944 * input.c (expansion_point_location_if_in_system_header): Define it.
6946 Fix -Wuninitialized for -ftrack-macro-expansion
6947 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
6948 declaration. Use linemap_location_before_p for source locations.
6950 Strip "<built-in>" loc from displayed expansion context
6951 * input.c (expand_location_1): When expanding to spelling location
6952 in a context of a macro expansion, skip reserved system header
6953 locations. Update comments. * tree-diagnostic.c
6954 (maybe_unwind_expanded_macro_loc): Likewise.
6956 Make expand_location resolve to locus in main source file
6957 * input.c (expand_location_1): New. Takes a parameter to choose
6958 whether to resolve the location to spelling or expansion point.
6959 Was factorized from ...
6960 (expand_location): ... here.
6961 (expand_location_to_spelling_point): New. Implemented in terms of
6963 * diagnostic.c (diagnostic_build_prefix): Use the new
6964 expand_location_to_spelling_point instead of expand_location.
6966 Fix PCH crash on GTYed pointer-to-scalar field of a struct
6967 * gengtype.c (write_types_process_field): Force second argument of
6968 the call to the PCH object hierarchy walker to be 'x'.
6970 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
6972 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
6973 predicate to discriminate types.
6975 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
6977 * doc/invoke.texi (Wmissing-format-attribute): Document as an
6978 alias of Wsuggest-attribute=format.
6979 * c-typeck.c (convert_for_assignment): Replace
6980 Wmissing-format-attribute with Wsuggest-attribute=format.
6981 (digest_init): Likewise.
6983 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
6985 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
6986 * common.opt (Wmissing-noreturn): Alias of
6987 -Wsuggest-attribute=noreturn.
6989 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
6992 * config/cris/cris.md (andqu): New peephole2.
6993 (andu): Tweak head comment.
6995 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6996 Steven Bosscher <steven@gcc.gnu.org>
6997 Maxim Kuvyrkov <maxim@codesourcery.com>
6999 PR tree-optimization/38785
7000 * common.opt (ftree-partial-pre): New option.
7001 * doc/invoke.texi: Document it.
7002 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
7003 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
7005 (execute_pre): Use flag_tree_partial_pre.
7007 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7010 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
7013 2012-04-27 Ollie Wild <aaw@google.com>
7015 * doc/invoke.texi (Wliteral-suffix): Document new option.
7017 2012-04-27 Tom Tromey <tromey@redhat.com>
7019 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
7020 (dwarf_tag_name): Use get_DW_TAG_name.
7021 (dwarf_attr_name): Use get_DW_AT_name.
7022 (dwarf_form_name): Use get_DW_FORM_name.
7023 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
7025 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
7027 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
7028 arguments are -1 and 0, by negating the result of the conditional.
7030 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
7033 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
7035 2012-04-27 Richard Guenther <rguenther@suse.de>
7037 * tree-flow.h (is_hidden_global_store): Remove.
7038 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
7039 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
7040 (stmt_may_clobber_global_p): Likewise.
7041 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
7042 (stmt_may_clobber_global_p): Likewise.
7043 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
7044 stmt_may_clobber_global_p.
7045 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
7047 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
7049 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
7052 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
7053 reorganize some fields and update comments. Rename bit_test_uniq
7054 and bit_test_count to uniq resp. count. Remove bit_test_bb.
7055 (collect_switch_conv_info): New function, collects info about a
7056 GIMPLE_SWITCH into a struct switch_conv_info.
7057 (check_range): Simplify to use pre-recorded info. Fix think-o in
7058 range-branch ratio check.
7059 (check_process_case): Remove function.
7060 (check_all_empty_except_final): New function, verifies that all
7061 non-final basic blocks are empty.
7062 (process_switch): Simplify to use pre-recorded info. Call
7063 collect_switch_conv_info to do that. Assert that degenerate switch
7064 statements have been cleaned up.
7066 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
7069 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
7071 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
7074 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
7076 2012-04-27 Tom de Vries <tom@codesourcery.com>
7078 PR tree-optimization/51879
7079 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
7080 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
7082 (defs_to_varying): ... here. Don't set use_processed.
7083 (visit_reference_op_call): Handle gimple_vdef.
7084 Handle case that lhs is NULL_TREE.
7085 (visit_use): Use mark_use_processed. Handle calls with side-effect
7086 using visit_reference_op_call.
7088 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
7090 * sched-deps.c (fixup_sched_groups): Rename to...
7091 (chain_to_prev_insn): ...this.
7092 (chain_to_prev_insn_p): New function.
7093 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
7095 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
7097 * sched-int.h (_haifa_insn_data): Move priority_status.
7099 (INSN_MODEL_INDEX): New macro.
7100 * haifa-sched.c (insn_delay): New function.
7101 (sched_regno_pressure_class): Update commentary.
7102 (mark_regno_birth_or_death): Pass the liveness bitmap and
7103 pressure array as arguments, instead of using curr_reg_live and
7104 curr_reg_pressure. Only update the pressure if the bit in the
7105 liveness set has changed.
7106 (initiate_reg_pressure_info): Always trust the live-in set for
7107 SCHED_PRESSURE_MODEL.
7108 (initiate_bb_reg_pressure_info): Update call to
7109 mark_regno_birth_or_death.
7110 (dep_list_size): Take the list as argument.
7111 (calculate_reg_deaths): New function, extracted from...
7112 (setup_insn_reg_pressure_info): ...here.
7113 (MODEL_BAR): New macro.
7114 (model_pressure_data, model_insn_info, model_pressure_limit)
7115 (model_pressure_group): New structures.
7116 (model_schedule, model_worklist, model_insns, model_num_insns)
7117 (model_curr_point, model_before_pressure, model_next_priority):
7119 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
7120 (MODEL_INSN_INFO, MODEL_INSN): New macros.
7121 (model_index, model_update_limit_points_in_group): New functions.
7122 (model_update_limit_points, model_last_use_except): Likewise.
7123 (model_start_update_pressure, model_update_pressure): Likewise.
7124 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
7125 (model_excess_cost, model_dump_pressure_points): Likewise.
7126 (model_set_excess_costs): Likewise.
7127 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
7128 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
7129 schedule as an alternative tie-breaker. Update the call to
7131 (ready_sort): Call model_set_excess_costs.
7132 (update_register_pressure): Update call to mark_regno_birth_or_death.
7133 Rely on that function to check liveness rather than doing it here.
7134 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
7135 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
7136 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
7137 (model_record_pressure, model_record_pressures): New functions.
7138 (model_record_final_pressures, model_add_successors_to_worklist)
7139 (model_promote_predecessors, model_choose_insn): Likewise.
7140 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
7141 (model_start_schedule, model_finalize_pressure_group): Likewise.
7142 (model_end_schedule): Likewise.
7143 (schedule_insn): Say when we're scheduling the next instruction
7144 in the model schedule.
7145 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
7146 (queue_to_ready): Do not add instructions that are
7147 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
7148 Always allow the next instruction in the model schedule to be added.
7149 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
7150 and delay for SCHED_PRESSURE_MODEL too.
7151 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
7152 SCHED_PRIORITY_MODEL, but also take the DFA into account.
7153 (schedule_block): Call model_start_schedule and model_end_schedule.
7154 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
7155 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
7156 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
7158 (sched_finish): Update accordingly.
7159 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
7160 to SCHED_PRESSURE_MODEL.
7161 (add_jump_dependencies): Update call to dep_list_size.
7162 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
7163 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
7164 to SCHED_PRESSURE_MODEL.
7165 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
7166 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
7167 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
7168 handling to SCHED_PRESSURE_MODEL.
7170 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
7172 * common.opt (fsched-pressure-algorithm=): New option.
7173 * flag-types.h (sched_pressure_algorithm): New enum.
7174 * sched-int.h (sched_pressure_p): Replace with...
7175 (sched_pressure): ...this new variable.
7176 * haifa-sched.c (sched_pressure_p): Replace with...
7177 (sched_pressure): ...this new variable.
7178 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
7179 (update_reg_and_insn_max_reg_pressure, schedule_insn)
7180 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
7181 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
7182 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
7183 (sched_analyze_insn): Likewise.
7184 * sched-rgn.c (schedule_region): Likewise.
7185 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
7187 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
7189 * PR middle-end/52997
7190 * ira.c (find_moveable_pseudos): Call resize_reg_info.
7193 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
7194 * expr.c (convert_move): Honor unsignedp when extending partial int
7196 * genmodes.c (complete_mode): Don't clear component field of partial
7198 (emit_mode_inner): Don't emit it however.
7199 (calc_wider_mode): Partial int modes widen to their component.
7201 2012-04-26 David S. Miller <davem@davemloft.net>
7203 * config/sparc/niagara4.md: New file.
7204 * config/sparc/sparc.md: Include it.
7205 * config/sparc/sparc.c (niagara4_costs): New processor costs.
7206 (sparc_option_override): Use it.
7207 (sparc_use_sched_lookahead): Return 2 for niagara4.
7208 (sparc_issue_rate): Likewise.
7210 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
7211 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
7212 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
7213 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
7214 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
7215 alignaddrldi_vis): Set type to gsr.
7216 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
7217 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
7218 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
7219 v<vis3_shift_patname><mode>3, fmean16_vis,
7220 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
7221 fucmp<code>8<P:mode>_vis): Set type to fga.
7222 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
7223 * config/sparc/niagara.md: Likewise.
7224 * config/sparc/niagara2.md: Likewise.
7225 * config/sparc/ultra3.md: Likewise, and fix type matching for
7226 us3_ialuX reservation.
7228 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7230 * reload.c (find_reloads): Change the loop nesting when trying an
7231 alternative with swapped operands.
7233 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7235 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
7236 comment. Delete unused parameter first_exp_point_map.
7237 (virt_loc_aware_diagnostic_finalizer): Update call.
7239 2012-04-26 Michael Hope <michael.hope@linaro.org>
7240 Richard Earnshaw <rearnsha@arm.com>
7242 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
7243 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
7244 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
7245 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
7247 2012-04-25 Sriraman Tallam <tmsriram@google.com>
7249 * doc/extend.texi: Document avx2 support.
7250 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
7252 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
7255 * config/cris/cris.md ("*andhi_lowpart_v32")
7256 ("*andqi_lowpart_v32"): Change first input-only operand from
7257 a (match_operand ...) to (match_dup 0). Drop alternatives with
7258 const_int-matching constraints for redundancy.
7259 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
7260 three-operand alternative.
7262 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7265 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
7266 instead expand it as zero extension.
7268 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
7271 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
7273 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7275 * common.opt (flag_debug_types_section): Default to 0.
7276 (dwarf_version): Default to 4.
7277 (dwarf_record_gcc_switches): Default to 1.
7278 (dwarf_strict): Default to 0.
7279 * toplev.c (process_options): Don't handle dwarf_strict
7280 or dwarf_version here.
7281 * config/vxworks.c (vxworks_override_options): Don't
7282 test whether dwarf_strict or dwarf_version are negative,
7283 instead test !global_options_set.x_dwarf_*.
7284 * config/darwin.c (darwin_override_options): Default to
7286 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
7287 and -fno-debug-types-section are now the default.
7289 2012-04-25 Jan Hubicka <jh@suse.cz>
7291 * cgraphunit.c: Update toplevel comment.
7292 (tree_rest_of_compilation): Merge into cgraph_expand_function.
7293 (cgraph_analyze_function): Make static.
7294 (cgraph_decide_is_function_needed): Make static.
7295 (cgraph_add_new_function): Use expand_function instead of
7296 rest_of_compilation.
7297 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
7298 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
7300 (cgraph_inline_p): Remove.
7301 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
7302 (init_cgraph): Add comment.
7303 * cgraphbuild.c (record_reference, mark_address, mark_load,
7304 mark_store): Do not call analyze_expr hook.
7305 * cgraph.c: Update toplevel comment.
7306 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
7307 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
7308 Move fere from cgraphunit.c
7309 (cgraph_mark_force_output_node): Move to cgraph.h
7310 * cgraph.h: Reorder so the comments match the function placement.
7311 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
7312 (cgraph_mark_force_output_node): Move here from cgraph.c
7313 * tree.c (free_lang_data): Do not clear analyze_expr hook.
7314 * ipa-inline-transform.c (preserve_function_body_p): New function.
7315 (inline_transform): Update.
7316 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
7317 * langhooks.h (lang_hooks_for_callgraph): Remove.
7318 (lang_hooks): Remove callgraph.
7319 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
7320 * varpool.c: Remove out of date comment.
7321 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
7322 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
7324 2012-04-25 Jan Hubicka <jh@suse.cz>
7327 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
7328 forward declaration.
7329 (cgraph_finalize_function): Finalize them here.
7330 * symtab.c (dump_symtab): Dump ctors and dtors.
7332 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7335 * stor-layout.c (get_best_mode): Don't return mode with bitsize
7336 larger than maxbits. Don't compute maxbits modulo align.
7337 Also check that unit bytes long store at bitpos / unit * unit
7338 doesn't affect bits beyond bitregion_end.
7339 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
7340 would not fit into bitregion_start ... bitregion_end + 1 bit region.
7341 (store_split_bit_field): Decrease unit close to end of bitregion_end
7342 if access is restricted in order to avoid mutual recursion.
7344 PR tree-optimization/53058
7345 * double-int.h (double_int_max_value, double_int_min_value): New
7347 * double-int.c (double_int_max_value, double_int_min_value): New
7349 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
7350 or GT_EXPR with double_int_max_value instead of double_int_mask.
7352 2012-04-25 Richard Guenther <rguenther@suse.de>
7354 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
7355 * tree-vect-loop.c (vect_transform_loop): Adjust.
7356 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
7357 the maximum number of iterations for the epilogue loop.
7358 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
7360 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7363 * c-typeck.c (set_nonincremental_init,
7364 set_nonincremental_init_from_string): Pass true instead of false
7365 as IMPLICIT to add_pending_init.
7367 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
7369 * c-typeck.c (pop_init_level): Improve diagnostics.
7371 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
7373 * compare-elim.c (try_eliminate_compare): Also handle operands with
7374 implicit extensions.
7376 2012-04-25 Alan Modra <amodra@gmail.com>
7378 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
7379 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
7380 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
7381 (no_global_regs_above): Delete.
7382 (no_global_regs): New function.
7383 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
7384 value for load multiple test.
7385 (savres_routine_syms): Increase size.
7386 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
7387 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
7388 rather than a number of boolean flags. Update all callers.
7389 (rs6000_savres_routine_name): Generate vector save/restore names.
7390 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
7391 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
7392 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
7393 and using_store_multiple. Expand uses. Don't always use r11 as
7394 frame reg when needed for out-of-line saves. Set up initial offset
7395 for out-of-line vector saves when buying stack frame. Handle pointer
7396 reg setup for out-of-line fp save. Emit call to out-of-line vector
7397 save function. Choose r11 or r12 for vrsave reg when available for
7399 (rs6000_output_function_prologue): Don't emit .extern for ELF.
7400 (rs6000_emit_epilogue): Choose a better frame reg when restoring
7401 from back-chain to suit out-of-line vector restore functions. Emit
7402 call to out-of-line vector restore function. Adjust register used
7403 for cr restore. Tweak pointer register setup for gpr restore.
7404 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
7406 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
7407 (V_SAVE_INLINE): Define.
7408 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
7410 2012-04-25 Alan Modra <amodra@gmail.com>
7412 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
7413 out-of-line save/restore for large frames. Don't disable
7414 out-of-line saves on ABI_AIX when using static chain reg.
7415 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
7416 clobber static chain reg, and tweak for out-of-line gpr saves
7419 2012-04-25 Alan Modra <amodra@gmail.com>
7421 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
7422 (rs6000_emit_prologue): Use the above to catch register overlap.
7424 2012-04-25 Alan Modra <amodra@gmail.com>
7426 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
7427 decl. Move logic selecting update reg to callers. Update all callers.
7428 (rs6000_emit_allocate_stack): Add copy_off param.
7429 (emit_frame_save): Don't handle reg+reg addressing.
7430 (ptr_regno_for_savres): New function, extracted from..
7431 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
7432 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
7433 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
7434 frame offset adjustment for out-of-line save with copy from sp.
7435 Simplify condition controlling whether cr is saved early or
7436 late. Use ptr_regno_for_savres to verify correct reg is set
7437 up for out-of-line saves. Pass the actual pointer reg used to
7438 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
7439 function. Rearrange spe vars so code is similar to that
7440 elsewhere in this function. Don't update frame_off when spe
7441 save code will restore r11. Use emit_frame_save for spe and
7442 gpr saves. Consolidate darwin out-of-line gpr setup with that
7443 for other abis. Don't assume frame_offset is zero and frame
7444 reg is sp when setting up altivec reg saves, and calculate
7445 exact offset requirement.
7446 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
7447 spe restore code. Consolidate darwin out-of-line gpr setup
7448 with that for other abis.
7450 2012-04-25 Alan Modra <amodra@gmail.com>
7452 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
7453 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
7455 (emit_frame_save): Delete frame_ptr param. Rename total_size to
7457 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
7458 and emit_frame_save calls. Cope with possibly missing note.
7460 2012-04-24 Sriraman Tallam <tmsriram@google.com>
7462 * config/i386/i386.c (build_processor_model_struct): New function.
7463 (make_var_decl): New function.
7464 (fold_builtin_cpu): New function.
7465 (ix86_fold_builtin): New function.
7466 (make_cpu_type_builtin): New function.
7467 (ix86_init_platform_type_builtins): New function.
7468 (ix86_expand_builtin): Expand new builtins by folding them.
7469 (ix86_init_builtins): Make new builtins to detect CPU type.
7470 (TARGET_FOLD_BUILTIN): New macro.
7471 (IX86_BUILTIN_CPU_INIT): New enum value.
7472 (IX86_BUILTIN_CPU_IS): New enum value.
7473 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
7474 * config/i386/i386-builtin-types.def: New function type.
7475 * testsuite/gcc.target/builtin_target.c: New testcase.
7476 * doc/extend.texi: Document builtins.
7478 2012-04-24 Olivier Hainque <hainque@adacore.com>
7480 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
7481 * toplev.c (process_options): Default to dwarf_version 2.
7482 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
7483 and dwarf_version 2.
7485 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7487 * tree-pretty-print.h (default_tree_printer): Do not declare.
7488 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
7490 (default_tree_diagnostic_starter): Make static.
7491 (default_tree_printer): Move to here. Make static.
7492 (tree_diagnostics_defaults): New.
7493 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
7494 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
7495 * toplev.c: Do not include tree-pass.h.
7496 (default_tree_printer): Move from here.
7497 (general_init): Use tree_diagnostics_defaults.
7499 2012-04-24 Chao-ying Fu <fu@mips.com>
7501 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
7502 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
7503 * config/mips/gnu-user.h
7504 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
7505 (GNU_USER_TARGET_LINK_SPEC): New define.
7506 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7507 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
7508 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
7509 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
7510 GNU_USER_TARGET_ENDFILE_SPEC.
7511 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
7512 (GNU_USER_TARGET_LINK_SPEC): New define.
7513 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7514 * config/mips/linux-common.h: New file.
7516 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7519 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
7520 (altivec_build_resolved_builtin): Call fully_fold_convert.
7522 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
7525 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
7527 2012-04-24 Richard Guenther <rguenther@suse.de>
7529 PR tree-optimization/53085
7530 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
7533 2012-04-24 Richard Guenther <rguenther@suse.de>
7535 * tree-if-conv.c (main_tree_if_conversion): Move bb under
7538 2012-04-24 Jim Meyering <meyering@redhat.com>
7540 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
7541 absence of an define_enum call.
7543 2012-04-24 Richard Guenther <rguenther@suse.de>
7545 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
7546 the epilogue loop is not re-used as unvectorized version
7547 record the its maximum number of iterations.
7549 2012-04-24 Andrew Pinski <apinski@cavium.com>
7551 * tree-ssa-forwprop.c (simplify_bitwise_binary):
7552 Don't directly use def1/def2.
7554 2012-04-24 Richard Guenther <rguenther@suse.de>
7556 PR tree-optimization/53098
7557 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
7560 2012-04-24 Andrew Pinski <apinski@cavium.com>
7563 * tree-ssa-forwprop.c (defcodefor_name): New function.
7564 (simplify_bitwise_binary): Use defcodefor_name instead of manually
7565 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
7566 Simplify "(~X | Y) & X" to "X & Y" and
7567 "(~X & Y) | X" to "X | Y".
7569 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7571 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
7572 validate_change to add clobbers if IN_GROUP is nonzero.
7573 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
7574 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
7576 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
7578 * config/s390/s390.c (insn_invalid_p): Likewise.
7580 2012-04-24 Jakub Jelinek <jakub@redhat.com>
7583 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
7584 (output_addressed_constants): Likewise.
7587 * varasm.c (get_section): Don't ICE for section conflicts with
7588 built-in section kinds.
7590 2012-04-23 DJ Delorie <dj@redhat.com>
7592 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
7593 (LIBSTDCXX): Change to CPP2.
7595 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
7598 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
7601 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
7603 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
7604 (*addsi_2_zext): Ditto.
7605 (*add<mode>_3): Ditto.
7606 (*addsi_3_zext): Ditto.
7607 (*add<mode>_5): Ditto.
7609 2012-04-23 Andrew Pinski <apinski@cavium.com>
7611 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
7612 (C & B) to (A OP0) & B.
7614 2012-04-23 Martin Jambor <mjambor@suse.cz>
7616 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
7617 temporaries created for a bitfield (reverting revision 122014).
7619 2012-04-23 Richard Guenther <rguenther@suse.de>
7621 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
7622 the condition using is_gimple_condexpr and avoid the not necessary
7624 (set_prologue_iterations): Likewise.
7625 (vect_loop_versioning): Likewise.
7627 2012-04-23 Richard Guenther <rguenther@suse.de>
7629 PR tree-optimization/53070
7630 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
7631 (main_tree_if_conversion): Verify we succeeded in that.
7633 2012-04-23 Jan Hubicka <jh@suse.cz>
7635 * lto-symtab.c (lto_cgraph_replace_node): Do not call
7636 mark_reahcable_node.
7637 * cgraph.c (cgraph_remove_node): Do not clear reachable.
7638 (cgraph_mark_reachable_node): Remove.
7639 (cgraph_mark_force_output_node): Do not set reachable.
7640 (dump_cgraph_node): Do not dump reachable.
7641 (cgraph_create_virtual_clone): Do not set reachable.
7642 * cgraph.h (cgraph_node): Remove reachable flag.
7643 (varpool_node): Remove reachable flag.
7644 (cgraph_mark_if_needed): Remove.
7645 (cgraph_mark_reachable_node): Remove.
7646 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
7647 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
7649 (cgraph_add_new_function): Likewise.
7650 (cgraph_mark_if_needed): Remove.
7651 (cgraph_analyze_function): Do not set target as reachable.
7652 (process_function_and_variable_attributes): Do not care about
7654 (cgraph_analyze_functions): Do not set reachable flags.
7655 (cgraph_mark_functions_to_output): Do not check reachability.
7656 (cgraph_copy_node_for_versioning): Do not set reachable flag.
7657 (dbxout_expand_expr): Update.
7658 * c-decl.c (merge_decls): Do not track changed externs.
7659 * ipa.c: Include pointer-set.h
7660 (enqueue_cgraph_node): Use reachable pointer set.
7661 (process_references): Likewise.
7662 (cgraph_remove_unreachable_nodes): Likewise.
7663 (whole_program_function_and_variable_visibility): Do not recompute
7665 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
7667 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
7669 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
7671 2012-04-23 Richard Guenther <rguenther@suse.de>
7674 * c-typeck.c (build_binary_op): Fix typo.
7676 2012-04-23 Jakub Jelinek <jakub@redhat.com>
7678 PR tree-optimizations/52891
7679 * tree-vect-patterns.c (adjust_bool_pattern): Use
7680 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
7681 but with non-standard precision.
7683 2012-04-22 Jan Hubicka <jh@suse.cz>
7685 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
7688 2012-04-22 Jan Hubicka <jh@suse.cz>
7690 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
7691 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7692 mark_load, mark_store): Do not mark varpool nodes as needed.
7693 * cgraph.c (cgraph_new_nodes): Remove.
7694 (cgraph_create_function_alias): Do not mark nodes as reachable.
7695 (cgraph_add_thunk): Likewise.
7696 (cgraph_mark_reachable_node): Do not manage the queue.
7697 * cgraph.h (cgraph_node): Remove next_needed.
7698 (varpool_nodes_queue): Remove next_needed and prev_needed.
7699 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
7700 (cgraph_new_nodes): Declare.
7701 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
7702 (varpool_analyze_pending_decls): Remove.
7703 (varpool_analyze_node): New.
7704 (varpool_mark_needed_node): Remove.
7705 (varpool_first_variable, varpool_next_variable): New inlines.
7706 (varpool_first_static_initializer, varpool_next_static_initializer):
7708 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
7709 (varpool_first_defined_variable): New inline.
7710 (varpool_next_defined_variable): New inline
7711 (FOR_EACH_VARIABLE): Reimplement.
7712 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
7713 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
7715 * cgraphunit.c (cgraph_new_nodes): Declare here.
7716 (enqueue_node): New function.
7717 (cgraph_process_new_functions): update for new
7718 node set; when constructing cgraph enqueue node for processing.
7719 (cgraph_add_new_function): Use new node set.
7720 (process_function_and_variable_attributes): Do not set varpool needed
7722 (referred_to_p): New function.
7723 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
7724 when varpool is in construction.
7725 (cgraph_analyze_functions): Rewrite.
7726 (cgraph_expand_all_functions): Update.
7727 (cgraph_output_in_order): Do not analyze pending decls; do not set
7729 (cgraph_optimize): Do not analyze pending decls.
7730 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
7731 in other partition; do not mark node as needed.
7732 * dwarf2out.c (reference_to_unused): Use analyzed flag.
7733 (premark_types_used_by_global_vars_helper): Likewise.
7734 * ipa.c (process_references): Do not call varpool_mark_needed_node.
7735 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
7737 (function_and_variable_visibility): Do not mark node as needed.
7738 (whole_program_function_and_variable_visibility): Likewise.
7739 * Makefile.in (gt-varpool.h): No longer needed.
7740 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
7741 (ipa_write_summaries): Do not use needed flag.
7742 * varpool.c: Do not include gt-varpool.h
7743 (x_varpool_nodes_queue, x_varpool_last_needed_node,
7744 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
7745 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
7747 (varpool_remove_node): Do not update the lists.
7748 (dump_varpool_node): Do not dump needed flag.
7749 (varpool_enqueue_needed_node): Remove.
7750 (varpool_mark_needed_node): Remove.
7751 (varpool_reset_queue): Remove.
7752 (varpool_finalize_decl): Move to cgraphunit.c
7753 (varpool_analyze_node): New functions based on former
7754 varpool_analyze_pending_decls.
7755 (varpool_analyze_pending_decls): Remove.
7756 (varpool_assemble_decl): Do not update the lists.
7757 (enqueue_node): New function.
7758 (varpool_remove_unreferenced_decls): Rewrite.
7759 (varpool_empty_needed_queue): Remove.
7760 (add_new_static_var): Do not mark node as needed.
7761 (varpool_create_variable_alias): Handle expansion state
7763 * except.c (output_ttype): Do not mark node as needed.
7764 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
7765 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
7767 * tree-switch-conversion.c (build_one_array): Likewise.
7769 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7772 * doc/invoke.texi (pedantic): Rename to Wpedantic.
7773 * common.opt (Wpedantic): New.
7774 (pedantic): Alias Wpedantic.
7775 * diagnostic.c (warning_at): Likewise.
7776 * c-decl.c (diagnose_mismatched_decls): Likewise.
7777 (build_array_declarator): Likewise.
7778 (mark_forward_parm_decls):
7779 (check_bitfield_type_and_width): Likewise.
7780 (grokdeclarator): Likewise.
7781 (grokfield): Likewise.
7782 (finish_struct): Likewise.
7783 (build_enumerator): Likewise.
7784 (store_parm_decls_oldstyle): Likewise.
7785 (declspecs_add_qual): Likewise.
7786 (declspecs_add_type): Likewise.
7787 (finish_declspecs): Likewise.
7788 * c-typeck.c (composite_type): Likewise.
7789 (comp_target_types): Likewise.
7790 (build_array_ref): Likewise.
7791 (pointer_diff): Likewise.
7792 (build_unary_op): Likewise.
7793 (build_conditional_expr): Likewise.
7794 (build_c_cast): Likewise.
7795 (convert_for_assignment): Likewise.
7796 (maybe_warn_string_init): Likewise.
7797 (digest_init): Likewise.
7798 (pop_init_level): Likewise.
7799 (set_init_index): Likewise.
7800 (c_finish_goto_label): Likewise.
7801 (c_finish_return): Likewise.
7802 (do_case): Likewise.
7803 (build_binary_op): Likewise.
7804 * c-parser.c (static): Likewise.
7805 (c_parser_external_declaration): Likewise.
7806 (c_parser_declaration_or_fndef): Likewise.
7807 (c_parser_static_assert_declaration_no_se): Likewise.
7808 (c_parser_enum_specifier): Likewise.
7809 (c_parser_struct_or_union_specifier): Likewise.
7810 (c_parser_struct_declaration): Likewise.
7811 (c_parser_alignas_specifier): Likewise.
7812 (c_parser_braced_init): Likewise.
7813 (c_parser_initelt): Likewise.
7814 (c_parser_compound_statement_nostart): Likewise.
7815 (c_parser_conditional_expression): Likewise.
7816 (c_parser_alignof_expression): Likewise.
7817 (c_parser_postfix_expression): Likewise.
7818 (c_parser_postfix_expression_after_paren_): Likewise.
7819 (c_parser_objc_class_instance_variables): Likewise.
7820 (c_parser_objc_method_definition): Likewise.
7821 (c_parser_objc_methodprotolist): Likewise.
7823 2012-04-22 Ian Lance Taylor <iant@google.com>
7825 * godump.c (go_output_typedef): Dump size of structs.
7827 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
7829 Correcting transform_to_exit_first_loop + fix to PR46886
7830 * tree-parloops.c (transform_to_exit_first_loop): Remove
7831 setting of number of iterations according to the loop pattern.
7832 Duplicate from entry to exit->src instead of loop->latch.
7833 (pallelize_loops): Remove the condition preventing do-while loops.
7834 * tree-cfg.c (bool bb_in_region_p): New.
7835 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
7836 Adjust redirection of the duplicated iteration.
7838 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7841 * rtl.def (ADDRESS): Use "i" rather than "w".
7842 * rtl.h (find_base_term): Delete.
7843 (may_be_sp_based_p): Declare.
7844 * rtl.c (rtx_code_size): Remove ADDRESS special case.
7845 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
7846 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
7848 (find_base_term): Make static.
7849 (may_be_sp_based_p): New function.
7850 * dse.c (record_store): Use it.
7851 * store-motion.c (store_killed_in_insn): Likewise.
7853 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7855 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
7857 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
7860 * c-typeck.c (inform_declaration): New.
7861 (build_function_call_vec): Do not pretty-print
7862 expressions when caret is enabled.
7863 (convert_arguments): Use inform_declaration.
7865 2012-04-20 Jim Meyering <meyering@redhat.com>
7867 * genmodes.c (make_complex_modes): Don't truncate a mode name of
7868 length 7 or more when prepending a "C". Suggested by Richard Guenther.
7870 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7872 PR rtl-optimization/44214
7873 * fold-const.c (exact_inverse): New function.
7874 (fold_binary_loc): Fold vector and complex division by constant into
7875 multiply by recripocal with flag_reciprocal_math; fold vector division
7876 by constant into multiply by reciprocal with exact inverse.
7878 2012-04-20 Jan Hubicka <jh@suse.cz>
7880 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
7882 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
7883 (cgraph_remove_node): Update.
7884 (cgraph_mark_needed_node): Remove.
7885 (cgraph_mark_force_output_node): New.
7886 (dump_cgraph_node): Do not dump needed flag.
7887 (cgraph_node_cannot_be_local_p_1): Update.
7888 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
7889 * cgraph.h (symtab_node_base): Add force_output flag.
7890 (cgraph_node): Remove needed flag.
7891 (varpool_node): Remove force_output flag.
7892 (cgraph_mark_needed_node): Remove.
7893 (cgraph_mark_force_output_node): New.
7894 (cgraph_only_called_directly_or_aliased_p,
7895 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
7896 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
7897 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
7898 (cgraph_add_new_function): Update.
7899 (cgraph_mark_if_needed): Update.
7900 (verify_cgraph_node): Update.
7901 (cgraph_analyze_function): Alias target is reachable.
7902 (process_function_and_variable_attributes): Update: externally_visible
7903 flag makes function reachable.
7904 (cgraph_analyze_functions): Update dumping.
7905 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
7906 input_overwrite_node, input_varpool_node): Update streaming.
7907 * lto-streamer-out.c (produce_symtab): Use force_output.
7908 * ipa.c (process_references): Weakrefs must be processed.
7909 (cgraph_remove_unreachable_nodes): Likewise; update for new
7911 (varpool_externally_visible_p): Weakrefs are externally visible
7912 even if they are not.
7913 (function_and_variable_visibility): Update; when processing alias
7914 pair force the targets to be output.
7915 (whole_program_function_and_variable_visility): Use
7916 mark_reachable_node.
7917 * trans-mem.c (ipa_tm_mark_needed_node): Remove
7918 (ipa_tm_mark_force_output_node): New function.
7919 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
7920 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
7922 * varasm.c (mark_decl_referenced): Update.
7923 (find_decl_and_mark_needed): Remove.
7924 (find_decl): New function.
7925 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
7926 alias targets as needed.
7927 (dump_tm_clone_pairs): Update.
7928 * tree-inline.c (copy_bb): Update check.
7929 * symtab.c (dump_symtab_base): Dump force_output.
7930 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
7931 * passes.c (execute_todo): Fix dumping.
7932 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
7933 (varpool_analyze_pending_decls): Alias target is reachable.
7934 (varpool_create_variable_alias): Finalize weakrefs.
7936 2012-04-20 Jakub Jelinek <jakub@redhat.com>
7939 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
7940 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
7941 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
7942 macros instead of constants.
7943 * dse.c (record_store): Check for SP ADDRESS by comparing
7944 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
7945 XEXP to be stack_pointer_rtx.
7947 2012-04-20 Richard Guenther <rguenther@suse.de>
7949 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
7950 update_call_from_tree when propagating into a call.
7952 2012-04-20 Alan Modra <amodra@gmail.com>
7954 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
7955 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
7956 sp_offset to frame_off. Move world save code earlier.
7958 2012-04-20 Richard Guenther <rguenther@suse.de>
7960 PR tree-optimization/53050
7961 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
7962 Do only one transform on COND_EXPRs at the same time.
7964 2012-04-19 Jan Hubicka <jh@suse.cz>
7966 * symtab.c (dump_symtab_base): Revert accidental checkin.
7968 2012-04-20 Alan Modra <amodra@gmail.com>
7971 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
7972 static chain, set REST_INLINE_FPRS too.
7974 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
7976 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
7979 2012-04-20 Richard Guenther <rguenther@suse.de>
7981 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
7982 loops that can never run more often than the vectorization factor.
7984 2012-04-19 Jan Hubicka <jh@suse.cz>
7986 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
7988 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
7990 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
7992 2012-04-19 Jim Meyering <meyering@redhat.com>
7994 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
7995 We verified above that the string(including trailing NUL) fits in buf,
7998 2012-04-19 Richard Guenther <rguenther@suse.de>
8000 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
8001 for dumping DECL_SECTION_NAME.
8003 2012-04-19 Michael Matz <matz@suse.de>
8006 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
8007 (struct tree_vector): Adjust GTY length.
8008 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
8010 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
8012 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
8013 caller emitted the length calulation already.
8014 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
8015 before handling any of the fields for structs.
8017 2012-04-19 Richard Guenther <rguenther@suse.de>
8019 PR tree-optimization/53031
8020 * tree-vrp.c (adjust_range_with_scev): Revert back to
8021 using max_loop_iterations.
8023 2012-04-19 Michael Matz <matz@suse.de>
8025 * diagnostic.c (emit_diagnostic): Move va_end call after user
8027 (warning, warning_at, pedwarn, permerror): Ditto.
8029 2012-04-19 Richard Guenther <rguenther@suse.de>
8031 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
8034 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
8037 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
8038 the case *(X+const).
8040 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8042 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
8044 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8047 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
8048 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
8050 2012-04-19 Richard Guenther <rguenther@suse.de>
8052 PR rtl-optimization/44688
8053 * loop-iv.c (determine_max_iter): Only return max_iter.
8054 (iv_number_of_iterations): Also use the recorded loop bound
8055 on the maximum number of iterations.
8056 * loop-unroll.c (decide_unroll_runtime_iterations): Use
8057 max_iter to avoid unrolling loops that do not roll.
8058 (decide_unroll_stupid): Likewise.
8060 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
8062 * targhooks.c (default_case_values_threshold): Fix code style nit.
8064 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
8065 case range and type folding from here...
8066 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
8067 type, as documented in tree.def.
8069 2012-04-18 Jan Hubicka <jh@suse.cz>
8071 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
8073 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
8074 cgraph hash and same comdat groups.
8075 (cgraph_optimize): Verify symbol table.
8076 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
8077 (dissolve_same_comdat_group_list): Work on symtab nodes.
8078 (function_and_variable_visibility): Dissolve variable same comdat group
8080 * symtab.c: Include timevar.h
8081 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
8083 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
8085 * tree-switch-conversion.c (info): Remove global pass info.
8086 (check_range, check_process_case, check_final_bb, create_temp_arrays,
8087 free_temp_arrays, gather_default_values, build_constructors,
8088 array_value_type, build_one_array, build_arrays, gen_def_assigns,
8089 fix_phi_nodes, gen_inbound_check): Pass info around from ...
8090 (process_switch): ... here. Unify message format. Return a const
8091 char pointer to the failure reason message.
8092 (do_switchconv): Unify message format. Update process_switch usage.
8094 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
8095 * tree-cfg.c (edge_to_cases): Fix documentation.
8097 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
8099 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
8101 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8103 PR tree-optimization/52976
8104 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
8105 (possibly_move_powi): New function.
8106 (rewrite_expr_tree): Call possibly_move_powi.
8107 (rewrite_expr_tree_parallel): Likewise.
8108 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
8109 call add_to_ops_vec instead.
8111 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8113 PR tree-optimization/52976
8114 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
8115 (decrement_power): Likewise.
8116 (propagate_op_to_single_use): Likewise.
8117 (zero_one_operation): Handle __builtin_pow* calls in linearized
8118 expression trees; factor logic into propagate_op_to_single_use.
8119 (undistribute_ops_list): Allow operands with repeat counts > 1.
8121 2012-04-18 Richard Guenther <rguenther@suse.de>
8123 PR tree-optimization/44688
8124 * cfgloop.h (record_niter_bound): Declare.
8125 * tree-ssa-loop-niter.c (record_niter_bound): Export.
8126 Update the estimation with the upper bound here...
8127 (estimate_numbers_of_iterations_loop): ... instead of here.
8128 Do not forcefully reset a recorded upper bound.
8129 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
8130 Record the maximum number of loop iterations of the prologue loop.
8132 2012-04-18 Jan Hubicka <jh@suse.cz>
8134 * lto-symtab.c (lto_cgraph_replace_node): Update.
8135 * cgraphbuild.c (record_reference, record_type_list,
8136 record_eh_tables, mark_address, mark_load, mark_store): Update.
8137 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
8138 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
8140 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
8141 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
8142 * reload.c: Fix typo in comment.
8143 * rtlanal.c: Likewise.
8144 * tree-emultls.c (gen_emutls_addr): Update.
8145 * ipa-reference.c (analyze_function): Update.
8146 * cgraphunit.c (cgraph_analyze_function,
8147 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
8149 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
8150 (ipa_remove_reference): Likewise.
8151 (ipa_remove_all_refering): Rename to ...
8152 (ipa_remove_all_referring): ... this one; update.
8153 (ipa_dump_references): Update.
8154 (ipa_dump_referring): Update.
8155 (ipa_clone_references): Update.
8156 (ipa_clone_refering): Rename to ...
8157 (ipa_clone_referring): ... this one; update.
8158 (ipa_ref_cannot_lead_to_return): Update.
8159 (ipa_ref_has_aliases_p): Update.
8160 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
8162 (ipa_ref_type): Remove.
8163 (ipa_ref_ptr_u): Remove.
8164 (ipa_ref): Remove referencing, refered, refered_index, refering_type
8165 and refered_type; add referring, referred and referred_index.
8166 (ipa_ref_list): Rename refering to referring.
8167 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
8168 ipa_clone_references, ipa_clone_referring): Update prototypes.
8169 * lto-cgraph.c (referenced_from_other_partition_p): Update.
8170 (lto_output_ref): Update.
8171 (add_references): Update.
8172 (input_varpool_node): Update.
8173 (input_refs): Update.
8174 * ipa-ref-inline.h (ipa_ref_node): Update.
8175 (ipa_ref_varpool_node): Update.
8176 (ipa_ref_referring_node): Update.
8177 (ipa_ref_referring_varpool_node): Update.
8178 (ipa_ref_referring_ref_list): Update.
8179 (ipa_ref_referred_ref_list): Update.
8180 (ipa_ref_list_first_referring): Update.
8181 (ipa_empty_ref_list): Update.
8182 (ipa_ref_list_refering_iterate): Rename to ...
8183 (ipa_ref_list_referring_iterate): ... this one.
8184 * cse.c: Update comment.
8185 * ipa-utils.c (ipa_reverse_postorder): Update.
8186 * tree-ssa-alias.c: Update.
8187 * ipa-inline.c (reset_edge_caches): Update.
8188 (update_caller_keys): Update.
8189 * ipa-inline.h: Update comments.
8190 * jump.c: Update comment.
8191 * alias.c: Likewise.
8192 * ipa.c (process_references): Update.
8193 (cgraph_remove_unreachable_nodes): Likewise.
8194 (ipa_discover_readonly_nonaddressable_var): Likewise.
8195 (cgraph_address_taken_from_non_vtable_p): Likewise.
8196 * trans-mem.c (ipa_tm_execute): Update.
8197 * simplify-rtx.c: Fix comment.
8198 * rtl.c: Fix comment.
8199 * symtab.c (symtab_unregister_node): Update.
8200 * varpool.c (dump_varpool_node): Update.
8201 (varpool_analyze_pending_decls): Update.
8202 (assemble_aliases): Update.
8203 (varpool_for_node_and_aliases): Update.
8205 2012-04-18 Richard Guenther <rguenther@suse.de>
8207 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
8208 use_undefined_p parameter.
8209 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
8210 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
8212 (estimate_numbers_of_iterations): Likewise.
8213 (estimated_loop_iterations): Adjust.
8214 (max_loop_iterations): Likewise.
8215 (scev_probably_wraps_p): Likewise.
8216 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
8217 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
8218 not max_loop_iterations.
8219 (execute_vrp): Remove explicit number of iterations estimation.
8221 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
8223 * config/i386/linux-common.h: New.
8225 * config.gcc: Add i386/linux-common.h before
8226 all i386/linux.h and i386/linux64.h usages.
8228 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
8229 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
8230 * config/i386/gnu-user64.h: Likewise.
8232 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
8233 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
8234 (GNU_USER_TARGET_MATHFILE_SPEC): New.
8235 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
8237 2012-04-18 Jan Hubicka <jh@suse.cz>
8239 * cgraph.c (cgraph_node_name): Remove.
8240 (dump_cgraph_node): Use dump_symtab_base; reformat.
8241 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
8242 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
8244 (cgraph_node_name, varpool_node_name): Remove.
8245 (cgraph_node_asm_name, varpool_node_asm_name,
8246 cgraph_node_name, varpool_node_name): New.
8247 * tree-pass.h (TODO_dump_cgraph): Rename to ...
8248 (TODO_dump_symtab): ... this one.
8249 * ipa-cp (pass_ipa_cp): Update.
8250 * ia-reference.c (generate_summary, read_write_all_from_decl,
8251 propagate, ipa_reference_read_optimization_summary): Update.
8252 * cgraphunit.c (cgraph_analyze_functions): Update.
8253 (cgraph_optimize): Update.
8254 * ipa-ref.c (ipa_dump_references): Update.
8255 (ipa_dump_refering): Update.
8256 * ipa-inline.c (pass_ipa_inline): Update.
8257 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
8258 * ipa.c (pass_ipa_function_visibility,
8259 pass_ipa_whole_program_visibility): Update.
8260 * tree-sra.c (pass_early_ipa_sra): Update.
8261 * symtab.c: Include langhooks.h
8262 (symtab_node_asm_name): New.
8263 (symtab_node_name): New.
8264 (symtab_type_names): New static var.
8265 (dump_symtab_base): New.
8266 (dump_symtab_node, dump_symtab): New.
8267 (debug_symtab_node, debug_symtab): New.
8268 * tree-ssa-structalias.c: Dump symbol table.
8269 * pases.c (execute_todo): Handle TODO_dump_symtab instead
8270 of TODO_dump_cgraph.
8271 * varpoo.c (varpool_node_name): Remove.
8272 (dump_varpool_node): Use dump_symtab_base; reformat.
8274 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
8276 * doc/invoke.texi (Language Independent Options): @item should be
8279 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
8282 * rtl.c (rtx_code_size): Handle ADDRESS.
8284 2012-04-17 Tom de Vries <tom@codesourcery.com>
8286 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
8289 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
8292 * config/i386/sync.md (atomic_<code><mode>): Rename to
8293 atomic_<logic><mode>.
8295 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
8297 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
8298 * alias.c (reg_base_value): Expand and update comment.
8299 (arg_base_value): New variable.
8300 (unique_id): Move up file.
8301 (unique_base_value, unique_base_value_p, known_base_value_p): New.
8302 (find_base_value): Use arg_base_value and known_base_value_p.
8303 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
8304 (find_base_term): Use known_base_value_p.
8305 (base_alias_check): Use unique_base_value_p.
8306 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
8307 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
8309 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
8311 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
8313 2012-04-17 Michael Matz <matz@suse.de>
8315 PR tree-optimization/18437
8316 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
8317 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
8318 (vect_check_strided_load): Declare.
8319 * tree-vect-data-refs.c (vect_check_strided_load): New function.
8320 (vect_analyze_data_refs): Use it to accept strided loads.
8321 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
8323 2012-04-17 Richard Guenther <rguenther@suse.de>
8326 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
8327 loops when redirecting an entry or latch edge.
8329 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
8331 * sel-sched.c (sel_global_init): Revert previous change.
8333 2012-04-17 Richard Guenther <rguenther@suse.de>
8335 * tree-flow.h (array_at_struct_end_p): Move declaration ...
8336 * tree.h (array_at_struct_end_p): ... here.
8337 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
8338 * expr.c (array_at_struct_end_p): ... here. Rewrite.
8340 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
8342 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
8343 COST_TABLE): Remove.
8344 (estimate_case_costs): Remove.
8345 (expand_case): Do not call estimate_case_costs
8346 to set use_cost_table.
8347 (balance_case_nodes): Do not use use_cost_table.
8349 2012-04-16 Jan Hubicka <jh@suse.cz>
8351 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
8352 (hash_node, eq_node): Remove.
8353 (cgraph_create_node): Do not handle hashtable.
8354 (cgraph_get_node): Remove.
8355 (cgraph_insert_node_to_hashtable): Remove.
8356 (hash_node_by_assembler_name): Remove.
8357 (eq_assembler_name): Remove.
8358 (cgraph_node_for_asm): Rewrite.
8359 (cgraph_find_replacement_node): Break out from ...
8360 (cgraph_remove_node): ... here; do not maintain hashtables.
8361 (change_decl_assembler_name): Remove.
8362 (cgraph_clone_node): Do not maintain hashtables.
8363 * cgraph.h (const_symtab_node): New typedef.
8364 (cgraph_insert_node_to_hashtable): Remove.
8365 (symtab_get_node, symtab_node_for_asm,
8366 symtab_insert_node_to_hashtable): Declare.
8367 (cgraph_find_replacement_node): Declare.
8368 (cgraph_get_node, varpool_get_node): Turn into inlines.
8369 (cgraph, varpool): Work sanely on NULL pointers.
8370 (FOR_EACH_SYMBOL): New walker.
8371 * ipa-inline-transform.c (save_inline_function_body): Use
8372 symtab_insert_node_to_hashtable.
8373 * symtab.c: Include ggc.h and diagnostics.h
8374 (symtab_hash, assembler_name_hash): New static vars;
8375 (hash_node, eq_node, hash_node_by_assembler_name,
8376 eq_assembler_name, insert_to_assembler_name_hash,
8377 unlink_from_assembler_name_hash): New.
8378 (symtab_register_node): Update hashtables.
8379 (symtab_insert_node_to_hashtable): New.
8380 (symtab_unregister_node): Update hashtables.
8381 (symtab_get_node): New.
8382 (symtab_node_for_asm): New.
8383 (change_decl_assembler_name): New.
8384 * Makefile.in (symtab.o): Needs GTY.
8385 * varpool.c (varpool_hash): Remove.
8386 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
8387 (varpool_node): Rewrite using varpool_get_node.
8388 (varpool_remove_node): DO not maintain hashtables.
8389 (varpool_node_for_asm): Rewrite.
8391 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
8393 * doc/invoke.texi: Copy-edit to put verbs in the present tense
8394 when describing the current behavior of GCC.
8396 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
8398 * genemit.c (gen_exp): Remove ADDRESS handling.
8399 * genoutput.c (scan_operands): Likewise.
8400 * genpeep.c (match_rtx): Likewise.
8401 * genrecog.c (add_to_sequence): Likewise.
8403 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
8405 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
8407 2012-04-16 Martin Jambor <mjambor@suse.cz>
8409 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
8412 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
8415 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
8416 hints for 'A' operand types.
8418 2012-04-16 Jan Hubicka <jh@suse.cz>
8420 * cgraph.h (symtab_node_base): Add next and previous pointers.
8421 (cgraph_node): Remove next and preivous pointers.
8422 (varpool_node): Likewise; remove next/previous GTY marker;
8423 it is not type safe.
8424 (symtab_node_def): Update GTY marker
8425 (x_cgraph_nodes, cgraph_nodes): Remove.
8426 (symtab_nodes): New function.
8427 (cgraph_order): Rename to ...
8428 (symtab_order): ... this one.
8429 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
8431 (x_varpool_nodes, varpool_nodes): Remove.
8432 (FOR_EACH_STATIC_VARIABLE): Update.
8433 (symtab_function_p, symtab_variable_p): New function.
8434 (FOR_EACH_VARIABLE): Update.
8435 (varpool_first_variable, varpool_next_variable): New functions.
8436 (FOR_EACH_VARIABLE): Update.
8437 (cgraph_first_defined_function): Update.
8438 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
8439 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
8440 (cgraph_first_function, cgraph_next_function): New.
8441 (FOR_EACH_FUNCTION): Update.
8442 (cgraph_first_function_with_gimple_body,
8443 cgraph_next_function_with_gimple_body): Update.
8444 * symtab.c: New file.
8445 * cgraph.c: Update copyright dates.
8446 (x_cgraph_nodes, cgraph_order): Remove.
8447 (NEXT_FREE_NODE): Update.
8448 (SET_NEXT_FREE_NODE): New.
8449 (cgraph_create_node_1): Remove common code.
8450 (cgraph_create_node): Remove common code; call symtab_register_node.
8451 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
8452 (cgraph_add_asm_node): Update.
8453 (cgraph_clone_node): Register new node.
8454 * cgraphunit.c (process_function_and_variable_attributes): Update.
8455 (cgraph_analyze_functions): Update.
8456 (cgraph_analyze_functions): Update.
8457 (cgraph_output_in_order): Update.
8458 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
8460 * ipa-inline.c (recursive_inlining): Update.
8461 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
8462 * ipa.c (cgraph_remove_unreachable_nodes): Update.
8463 * Makefile.in: Add symtab.o
8464 * varpool.c (x_varpool_nodes): Remove
8465 (varpool_node): Remove common code; call symtab_register_node.
8466 (varpool_remove_node): Remove common code; call symtab_unregister_node.
8468 2012-04-16 Richard Guenther <rguenther@suse.de>
8471 * tree.h (VECTOR_CST_NELTS): Adjust.
8472 (struct tree_vector): Add explicit length field.
8473 (make_vector_stat): Declare.
8474 (make_vector): Define.
8475 * tree.c (make_vector_stat): New function.
8476 (build_vector_stat): Use it.
8477 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
8479 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8481 PR tree-optimization/52976
8482 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
8483 (undistribute_ops_list): Ops with repeat counts aren't eligible for
8485 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
8487 2012-04-16 Jan Hubicka <jh@suse.cz>
8489 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
8491 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
8492 walkers to walk cgraph and varpool.
8493 * cgraph.c (cgraph_node_for_asm): Likewise.
8494 (dump_cgraph): Likewise.
8495 * value-prof.c (init_node_map): Likewise.
8496 * tree.c (free_lang_data_in_cgraph): Likewise.
8497 * tree-emutls.c: (ipa_lower_emutls): Likewise.
8498 * ipa-reference.c (generate_summary, propagate): Likewise.
8499 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
8500 cgraph_mark_functions_to_output, cgraph_output_in_order,
8501 output_weakrefs, cgraph_materialize_all_clones,
8502 cgraph_optimize): Likewise.
8503 * lto-cgraph.c (merge_profile_summaries): Likewise.
8504 (input_cgraph): Likewise.
8505 * ipa-pure-const.c (generate_summary): Likewise.
8506 (propagate): Likwise.
8507 * ipa-utils.c (ipa_reduced_postorder): Likewise.
8508 (ipa_free_postorder_info): Likewise.
8509 (ipa_reverse_postorder): Likewise.
8510 * ipa-inline.c (ipa_inline): Likewise.
8511 * matrix-reorg.c (find_matrices_decl): Likewise.
8512 (matrix_reorg): Likewise.
8513 * tree-vectorizer.c (increase_alignment): Likewise.
8514 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
8515 (function_and_variable_visibility): Likewise.
8516 (whole_program_function_and_variable_visibility): Likewise.
8517 (ipa_cdtor_merge): Likewise.
8518 * trans-mem.c (ipa_tm_execute): Likewise.
8519 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
8520 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
8521 (ipa_print_all_params): Likewise.
8522 (ipa_update_after_lto_read): Likewise.
8523 * tree-profie.c (tree_profiling): Likewise.
8524 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8525 * passes.c (dump_passes): Likewise.
8526 (do_per_function): Likewise.
8527 (ipa_write_summaries): Likewise.
8528 * varpool.c (dump_varpool): Likewise.
8529 (varpool_node_for_asm): Likewise.
8530 (varpool_assemble_pending_decls): Likewise.
8532 2012-04-16 Richard Guenther <rguenther@suse.de>
8534 PR tree-optimization/52975
8535 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
8536 condition but always mark it with TRUTH_NOT_EXPR.
8538 2012-04-16 Richard Guenther <rguenther@suse.de>
8540 PR tree-optimization/52975
8541 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
8542 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
8543 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
8544 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
8546 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
8548 * config/i386/sse.md (ssse3_plusminus): New code iterator.
8549 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
8550 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
8551 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
8552 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
8553 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
8554 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
8556 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
8557 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
8558 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
8559 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
8560 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
8561 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
8563 (xop_plus): New code iterator.
8564 (macs): New code attribute.
8566 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
8567 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
8569 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
8570 xop_plus code iterator.
8571 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
8572 xop_plus code iterator.
8573 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
8574 xop_plus code iterator.
8575 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
8576 xop_plus code iterator.
8578 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
8579 any_extend code iterator.
8580 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
8581 any_extend code iterator.
8582 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
8583 any_extend code iterator.
8584 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
8585 any_extend code iterator.
8586 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
8587 any_extend code iterator.
8588 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
8589 any_extend code iterator.
8591 2012-04-14 Tom de Vries <tom@codesourcery.com>
8593 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
8594 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
8595 DELETED_LABEL note, and move it to ...
8596 * cfgrtl.c (delete_insn): ... here. Change return type to void.
8597 (delete_insn_and_edges): Likewise.
8598 (delete_insn_chain): Handle new return type of delete_insn. Delete
8599 chain backwards rather than forwards.
8600 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
8602 * cfglayout.c (fixup_reorder_chain): Delete unused label.
8604 2012-04-14 Jan Hubicka <jh@suse.cz>
8606 * cgraph.h: Update copyrights;
8607 (symtab_node): Turn to union typedef.
8608 (symtab_node_base): New structure.
8609 (symtab_type): Add SYMTAB_SYMBOL tag.
8610 (cgraph_node): Annotate some pinters with nested_ptr.
8611 (varpool_node): Likewise.
8612 (cgraph_local_info): Remove lto_file_data
8613 and externally_visible.
8614 (cgraph_node): Remove decl; same_comdat_group list;
8615 aux; ref_list; order; address_taken; reachable_from_other_parittion,
8616 in_other_partition; resolution.
8617 (varpool_node): Remove decl; same_comdat_group;
8618 ref_list; lto_file_data; aux; order; resolution; externally_visible;
8619 used_from_other_partition; in_other_partition.
8620 (symtab_node_def): New union.
8621 (cgraph, varpool): Update.
8622 (varpool_first_static_initializer, varpool_next_static_initializer,
8623 cgraph_only_called_directly_or_aliased_p,
8624 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
8625 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
8626 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
8628 * cgraph.c: Likewise.
8629 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
8630 * cgraphbuild.c: Likewise.
8631 * lto-symtab.c: Likewise.
8632 * c-gimplify.c: Likewise.
8633 * value-prof.c: Likewise.
8635 * ipa-cp.c: Likewise.
8636 * tree-emutls.c: Likewise.
8637 * ipa-inline-transform.c: Likwise.
8638 * ipa-reference.c: Likewise.
8639 * cgraphunit.c: Likewise.
8640 * ipa-ref.c: Likewise.
8641 * lto-cgraph.c: Likewise.
8642 * ipa-ref-inline.h: Likewise.
8643 * ipa-pure-const.c: Likewise.
8644 * lto-streamer-out.c: Likewise.
8645 * ipa-utils.c: Likewise.
8646 * ipa-inline.c: Likewise.
8647 * matrix-reorg.c: Likewise.
8648 * tree-eh.c: Likewise.
8649 * tree-vectorizer.c: Likewise.
8650 * ipa-split.c: Likewise.
8652 * trans-mem.c: Likewise.
8653 * ipa-inline-analysis.c: Likewise.
8654 * gimplify.c: Likewise.
8655 * cfgexpand.c: Likewise.
8656 * tree-sra.c: Likewise.
8657 * ipa-prop.c: Likewise.
8658 * varasm.c: Likewise.
8659 * tree-nested.c: Likewise.
8660 * tree-inline.c: Likewise.
8661 * tree-profile.c: Likewise.
8662 * tree-ssa-structalias.c: Likewise.
8663 * passes.c: Likewise.
8664 * varpool.c: Likewise.
8666 2012-04-14 Tom de Vries <tom@codesourcery.com>
8668 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
8669 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
8670 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
8672 (gsi_advance_fw_nondebug_nonlocal): New function.
8673 (local_def): Removed function.
8674 (same_succ_hash): Use stmt_local_def.
8675 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
8676 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
8678 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
8680 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
8681 and __ILP32__ for x32.
8683 2012-04-13 Martin Jambor <mjambor@suse.cz>
8686 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
8687 fold_ctor_reference returns a zero constant.
8689 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
8691 * config.gcc: Add i386/gnu-user-common.h before all
8692 i386/gnu-user.h and i386/gnu-user64.h usages.
8694 * config/i386/gnu-user-common.h: New.
8696 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
8697 (CC1_SPEC): Likewise.
8698 (ENDFILE_SPEC): Likewise.
8699 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
8700 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
8701 (TARGET_OS_CPP_BUILTINS): Likewise.
8702 (LIBGCC2_HAS_TF_MODE): Likewise.
8703 (LIBGCC2_TF_CEXT): Likewise.
8704 (TF_SIZE): Likewise.
8705 (TARGET_ASM_FILE_END): Likewise.
8706 (STACK_CHECK_MOVING_SP): Likewise.
8707 (STACK_CHECK_STATIC_BUILTIN): Likewise.
8708 * config/i386/gnu-user64.h: Likewise.
8710 2012-04-13 Martin Jambor <mjambor@suse.cz>
8712 * expr.c (expand_expr_real_1): Pass type, not the expression, to
8713 set_mem_attributes for a memory temporary. Do not call the function
8714 for the memory temporary created for a bitfield.
8716 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8719 * df.h (enum debug_temp_where): New.
8720 (dead_debug_init, dead_debug_finish) Declare.
8721 (dead_debug_add, dead_debug_insert_temp): Declare.
8722 (struct dead_debug_use, struct dead_debug): Moved from...
8723 * df-problems.c: ... here.
8724 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
8726 (df_create_unused_note): Likewise.
8727 (df_set_dead_notes_for_mw): Move comment where it belongs.
8728 (dead_debug_init): Export.
8729 (dead_debug_reset_uses): New, factored out of...
8730 (dead_debug_finish): ...this. Export.
8731 (dead_debug_reset): Remove.
8732 (dead_debug_add): Export.
8733 (dead_debug_insert_before): Rename to...
8734 (dead_debug_insert_temp): ... this. Add where argument. Export.
8735 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
8736 Return insertion count.
8737 (df_note_bb_compute): Adjust.
8738 * dce.c (word_dce_process_block): Adjust dead debug uses.
8739 (dce_process_block): Likewise.
8741 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8743 * df-problems.c (df_note_bb_compute): Do not take note of
8744 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
8746 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8749 * var-tracking.c (expand_depth): New type.
8750 (onepart_aux, expand_loc_callback_data): Change depth type to it.
8751 (loc_exp_dep_alloc): Adjust initializer.
8752 (update_depth): Use new type. Add entryvals.
8753 (vt_expand_var_loc_chain): Take note of expansions with
8754 ENTRY_VALUEs, but don't accept them right away. Run an optional
8755 second pass accepting the minimum ENTRY_VALUE count found in the
8757 (vt_expand_loc_callback, INIT_ELCD): Adjust.
8759 2012-04-13 Tom de Vries <tom@codesourcery.com>
8761 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
8762 parameters vuse and vuse_escaped.
8763 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
8764 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
8767 2012-04-13 Richard Guenther <rguenther@suse.de>
8769 PR tree-optimization/52969
8770 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
8771 the condition for the COND_EXPR and handle predicate negation
8772 by swapping the COND_EXPR arms.
8774 2012-04-13 Nick Clifton <nickc@redhat.com>
8776 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
8777 TODO_dump_func flag.
8779 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
8781 PR rtl-optimization/52203
8782 PR rtl-optimization/52715
8784 Revert the 2012-03-07 fix for PR 52203.
8785 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
8786 the insn does not modify DFA right before issuing, adjust
8787 issue_rate accordingly.
8789 2012-04-13 Richard Guenther <rguenther@suse.de>
8792 * c-typeck.c (pointer_diff): Remove bogus assert.
8794 2012-04-13 Richard Guenther <rguenther@suse.de>
8797 * convert.c (convert_to_pointer): Remove special-casing of zero.
8799 2012-04-13 Joey Ye <joey.ye@arm.com>
8801 * config/arm/constraints.md (Pe): New constraint.
8802 * config/arm/arm.md: New split for imm 256-510.
8804 2012-04-13 Terry Guo <terry.guo@arm.com>
8806 * config/arm/arm-cores.def: Added core cortex-m0plus.
8807 * config/arm/arm-tune.md: Regenerated.
8808 * config/arm/arm-tables.opt: Regenerated.
8809 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
8811 2012-04-13 Alan Modra <amodra@gmail.com>
8814 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
8815 tie regs on destination of sets. Delete forward declaration.
8816 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
8817 (rs6000_emit_prologue): Likewise.
8818 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
8820 (is_mem_ref): Use tie_operand to recognise stack ties.
8821 * config/rs6000/predicates.md (tie_operand): New.
8822 * config/rs6000/rs6000.md (restore_stack_block): Generate new
8824 (restore_stack_nonlocal): Likewise.
8825 (stack_tie): Update.
8826 (frame_tie): Delete.
8828 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8830 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
8831 HOST_WIDE_INT_PRINT_DEC in format strings.
8833 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
8836 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
8837 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
8838 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
8839 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
8840 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
8841 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
8842 avx2_permvarv8si using VI4F_256 mode iterator.
8843 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
8844 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
8845 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
8846 gen_avx2_permvarv8sf.
8847 (expand_vec_perm_pshufb): Ditto.
8849 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8852 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
8853 the list of options to enable the FCFID instruction.
8854 (TARGET_EXTRA_BUILTINS): Adjust comment.
8856 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8858 PR tree-optimization/18589
8859 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
8860 (operand_entry): Add count field.
8861 (add_repeat_to_ops_vec): New function.
8862 (completely_remove_stmt): Likewise.
8863 (remove_def_if_absorbed_call): Likewise.
8864 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
8865 (acceptable_pow_call): New function.
8866 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
8867 entries with repeat counts when found.
8868 (repeat_factor_d): New struct and associated typedefs.
8869 (repeat_factor_vec): New static vector variable.
8870 (compare_repeat_factors): New function.
8871 (get_reassoc_pow_ssa_name): Likewise.
8872 (attempt_builtin_powi): Likewise.
8873 (reassociate_bb): Call attempt_builtin_powi.
8874 (fini_reassoc): Two new calls to statistics_counter_event.
8876 2012-04-12 Richard Guenther <rguenther@suse.de>
8878 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
8879 * cgraph.h (tree_rest_of_compilation): Remove.
8880 * cgraph.c (cgraph_add_new_function): Move ...
8881 * cgraphunit.c (cgraph_add_new_function): ... here.
8882 (tree_rest_of_compilation): Make static.
8883 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
8884 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
8885 gate_all_early_local_passes, execute_all_early_local_passes,
8886 pass_early_local_passes, gate_all_early_optimizations,
8887 pass_all_early_optimizations): Move ...
8888 * passes.c (gate_all_optimizations, pass_all_optimizations,
8889 gate_all_early_local_passes, execute_all_early_local_passes,
8890 pass_early_local_passes, gate_all_early_optimizations,
8891 pass_all_early_optimizations): ... here.
8892 * tree-optimize.c (execute_free_datastructures): Remove.
8893 * tree-flow.h (execute_free_datastructures): Remove.
8894 * tree-optimize.c (execute_init_datastructures,
8895 pass_init_datastructures): Move ...
8896 * tree-ssa.c (execute_init_datastructures,
8897 pass_init_datastructures): ... here.
8898 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
8899 execute_free_datastructures.
8901 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
8903 * dbgcnt.def (ira_move): New counter.
8904 * ira-int.h (ira_create_new_reg): Declare function.
8905 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
8906 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
8907 no longer static. All callers changed.
8908 * ira.c: Include "dbgcnt.h".
8909 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
8910 move_unallocated_pseudos): New static functions.
8911 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
8912 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
8913 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
8914 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
8915 to the pseudos generated in find_moveable_pseudos.
8916 * Makefile.in (ira.o): Add $(DBGCNT_H).
8918 2012-04-12 Richard Guenther <rguenther@suse.de>
8920 PR tree-optimization/52943
8921 * tree-chrec.h (chrec_is_positive): Remove.
8922 * tree-scalar-evolution.c (chrec_is_positive): Move ...
8923 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
8924 Return false for a constant zero instead of negative.
8925 (analyze_siv_subscript_cst_affine): Handle zero difference
8926 in the initial condition explicitely.
8928 2012-04-12 Richard Guenther <rguenther@suse.de>
8930 * tree-parloops.c (parallelize_loops): Also consult the upper
8931 bound for the number of iterations.
8932 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8933 (loop_prefetch_arrays): Likewise.
8935 2012-04-12 Richard Guenther <rguenther@suse.de>
8937 * cfgloop.h (estimated_loop_iterations_int): Ditch
8938 'conservative' parameter.
8939 (max_stmt_executions_int): Likewise.
8940 (estimated_loop_iterations): Likewise.
8941 (max_stmt_executions): Likewise.
8942 (max_loop_iterations): Declare.
8943 (max_loop_iterations_int): Likewise.
8944 (estimated_stmt_executions): Likewise.
8945 (estimated_stmt_executions_int): Likewise.
8946 * tree-ssa-loop-niter.c (estimated_loop_iterations):
8948 (max_loop_iterations): ... this.
8949 (estimated_loop_iterations_int): Split parts to ...
8950 (max_loop_iterations_int): ... this.
8951 (max_stmt_executions_int): Split parts to ...
8952 (estimated_stmt_executions_int): ... this.
8953 (max_stmt_executions): Split parts to ...
8954 (estimated_stmt_executions): ... this.
8955 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
8956 * predict.c (predict_loops): Likewise.
8957 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
8958 (analyze_siv_subscript_cst_affine): Likewise.
8959 (compute_overlap_steps_for_affine_1_2): Likewise.
8960 (analyze_subscript_affine_affine): Likewise.
8961 (init_omega_for_ddr_1): Likewise.
8962 * tree-parloops.c (parallelize_loops): Likewise.
8963 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8964 (may_eliminate_iv): Likewise.
8965 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8966 (loop_prefetch_arrays): Likewise.
8967 * tree-vrp.c (adjust_range_with_scev): Likewise.
8969 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
8971 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
8972 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
8974 (dump_table): Use bool type for need_align and have_df variables.
8975 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
8976 (regs_used): Remove register modifier.
8977 (barrier_align): Move variables slot, credit, jump_to_next
8978 into if block above for loop. Use bool type for jump_to_next.
8979 (sh_function_arg): Use NULL_RTX instead of 0.
8981 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
8983 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
8984 (bswapsi2): New expander.
8986 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8988 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
8989 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
8991 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8993 PR rtl-optimization/52876
8994 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
8995 Don't call mark_reg_pointer for incompatible pointer sign extension.
8997 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
9000 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
9002 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
9003 comparisons against TYPE_PRECISION.
9004 * tree-ssa-forwprop.c (combine_conversions): Likewise.
9006 2012-04-11 Xinliang David Li <davidxl@google.com>
9008 * tree-passes.h: Remove TODO_dump_func.
9009 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
9010 * trans-mem.c: Remove TODO_dump_func.
9011 * ira.c: Remove TODO_dump_func.
9013 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
9015 * config/i386/i386.c (ix86_option_override_internal): Check
9016 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
9017 after TARGET_64BIT is updated.
9019 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
9021 * config/sh/sh.h: Remove old secondary reload code.
9023 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
9025 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
9026 (ready_reorder): ... this function.
9028 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
9030 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
9033 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
9034 insns so that no other insn is queued for a time before them.
9036 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
9039 2012-04-11 Richard Guenther <rguenther@suse.de>
9042 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
9043 consider loop nesting.
9044 (evolution_function_is_univariate_p): Properly check the remainder
9047 2012-04-11 Richard Guenther <rguenther@suse.de>
9050 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
9052 2012-04-11 Nick Clifton <nickc@redhat.com>
9054 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
9055 information, if requested.
9057 * config/rx/rx.c (rx_expand_prologue): Likewise.
9059 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
9060 Michael Matz <matz@suse.de>
9063 * rtlanal.c (unsigned_reg_p): New function.
9064 Update copyright notice dates.
9065 * rtl.h (unsigned_reg_p): Prototype it.
9066 Update copyright notice dates.
9067 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
9069 * expr.c (expand_expr_real_1): Set register attributes.
9070 * stmt.c (expand_case): Likewise.
9072 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
9075 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
9076 consider_sh2a and allow_zero.
9077 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
9078 (disp_addr_displacement): New function.
9079 (sh_address_cost): Use disp_addr_displacement function instead
9080 of DISP_ADDR_OFFSET.
9081 (sh_legitimate_address_p): Adapt to changed
9082 sh_legitimate_index_p declaration.
9083 (sh_find_mov_disp_adjust): Remove HImode check.
9084 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
9085 disp_addr_displacement and max_mov_insn_displacement.
9086 (max_mov_insn_displacement): Remove HImode check.
9087 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
9088 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
9089 * config/sh/constraints.md (K05, K13): New constraints.
9090 (K12): Correct comment.
9091 (Sdd): Do not use DISP_ADDR_P macro.
9092 (Snd, Sbw): Use satisfies_constraint_Sdd.
9093 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
9094 (*extendhisi2_compact, movhi_i): Remove.
9095 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
9096 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
9097 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
9098 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
9099 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
9100 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
9101 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
9103 Add new peepholes for HImode displacement addressing.
9105 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
9107 * config/sh/sh.h (SIDI_OFF): Remove.
9108 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
9109 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
9112 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
9115 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
9116 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
9117 * doc/md.texi (Standard Names): Add bswap.
9118 * builtin-types.def (BT_UINT16): New primitive type.
9119 (BT_FN_UINT16_UINT16): New function type.
9120 * builtins.def (BUILT_IN_BSWAP16): New.
9121 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
9122 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
9123 expand_builtin_bswap.
9124 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
9125 (fold_builtin_1): Likewise.
9126 (is_inexpensive_builtin): Likewise.
9127 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
9128 missing bits for bswap to libcall code.
9129 * tree.c (build_common_tree_nodes): Build uint16_type_node.
9130 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
9131 (uint16_type_node): New define.
9132 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
9133 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
9135 (rs6000_init_builtins): Likewise.
9136 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
9138 2012-04-11 Tristan Gingold <gingold@adacore.com>
9140 * doc/extend.texi (Type Attributes): Move paragraph.
9142 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
9145 * diagnostic.h (show_caret): Declare.
9146 (caret_max_width): Declare.
9147 (diagnostic_show_locus): Declare.
9148 * diagnostic.c (diagnostic_initialize): Initialize to false.
9149 (diagnostic_show_locus): New.
9150 (diagnostic_report_diagnostic): Call it.
9151 (getenv_columns): New.
9153 (diagnostic_set_caret_max_width): New.
9154 * input.c (read_line): New.
9155 (location_get_source_line): New.
9156 * input.h (location_get_source_line): Declare.
9157 * toplev.c (general_init): Initialize show_caret from options.
9158 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
9159 * opts.c (common_handle_option): Likewise.
9160 * pretty-print.h (pp_get_prefix): New.
9161 (pp_base_get_prefix): New.
9162 * common.opt (fdiagnostics-show-caret): New option.
9163 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
9165 2012-04-11 Richard Guenther <rguenther@suse.de>
9167 PR rtl-optimization/52881
9168 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
9170 2012-04-11 Richard Guenther <rguenther@suse.de>
9172 PR tree-optimization/52912
9173 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
9174 manipulation code we are threading through a loop header
9175 to an exit destination.
9177 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
9179 * tree.h (warn_if_unused_value): Move declaration from here.
9180 * stmt.c (warn_if_unused_value): Move definition from here.
9182 2012-04-10 Michael Matz <matz@suse.de>
9184 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
9186 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
9187 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
9188 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
9189 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
9190 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
9191 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
9192 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
9193 (vect_record_strided_load_vectors): Rename to
9194 vect_record_grouped_load_vectors.
9195 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
9196 Rename use of above macros.
9197 (vect_verify_datarefs_alignment): Ditto.
9198 (vector_alignment_reachable_p): Ditto.
9199 (vect_peeling_hash_get_lowest_cost): Ditto.
9200 (vect_enhance_data_refs_alignment): Ditto.
9201 (vect_analyze_group_access): Ditto and rename stride to groupsize.
9202 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
9203 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
9204 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
9205 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
9206 (vect_record_strided_load_vectors): Rename to
9207 vect_record_grouped_load_vectors.
9208 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
9209 (destroy_loop_vec_info): Ditto.
9210 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
9211 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
9212 (vect_analyze_slp): Ditto.
9213 (new_bb_vec_info): Ditto.
9214 (destroy_bb_vec_info): Ditto.
9215 (vect_schedule_slp_instance): Ditto and rename strided_store to
9217 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
9218 vect_cost_group_size.
9219 (vect_model_store_cost): Rename use of above macros and call
9220 to vect_cost_strided_group_size.
9221 (vect_model_load_cost): Ditto.
9222 (vectorizable_store): Ditto, rename strided_store to grouped_store
9223 and calls to renamed tree-vectorizer.h functions.
9224 (vectorizable_load): Ditto.
9225 (vect_transform_stmt): Rename use of above macros and strided_store
9228 2012-04-10 Jan Hubicka <jh@suse.cz>
9230 * cgraph.h: Remove misledaing comment on ipa-ref.h.
9231 (symtab_type): New enum.
9232 (symtab_node): New structure.
9233 (cgraph_node, varpool_node): Add symbol base type.
9234 (cgraph, varpool): New accestor functions.
9235 * cgraph.c (cgraph_create_node_1): Set symbol type.
9236 * varpool.c (varpool_node): Set symbol type.
9238 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
9239 Richard Sandiford <rdsandiford@googlemail.com>
9241 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
9243 2012-04-10 Richard Guenther <rguenther@suse.de>
9246 * gimple-low.c (gimple_check_call_args): Properly account for
9247 compatible aggregate types.
9249 2012-04-10 Richard Guenther <rguenther@suse.de>
9251 * toplev.h (tree_rest_of_compilation): Remove.
9252 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9253 * cgraph.h (tree_rest_of_compilation): Declare.
9254 * tree-optimize.c (tree_rest_of_compilation): Move ...
9255 * cgraphunit.c (tree_rest_of_compilation): ... here.
9256 * cgraph.c (cgraph_add_new_function): Adjust.
9257 * Makefile.in (tree-optimize.o): Adjust.
9258 (cgraphunit.o): Likewise.
9260 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
9262 PR tree-optimization/52870
9263 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
9264 presumed pattern statement is within the same loop or basic block.
9266 2012-04-10 Tristan Gingold <gingold@adacore.com>
9268 * gengtype.c (main): Make uintptr_t a known type.
9270 2012-04-10 Richard Guenther <rguenther@suse.de>
9272 * tree-pass.h (tree_lowering_passes): Remove.
9273 * tree-optimize.c (tree_lowering_passes): Remove.
9274 * cgraph.c (cgraph_add_new_function): Inline relevant parts
9275 of tree_lowering_passes, avoid redundant call of early local passes.
9276 * cgraphunit.c (cgraph_lower_function): Fold into ...
9277 (cgraph_analyze_function): ... its single caller. Inline
9278 relevant parts of tree_lowering_passes.
9280 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
9283 * config/pa/pa.opt: Remove SIO and GNU_LD.
9285 2012-04-09 Jan Hubicka <jh@suse.cz>
9290 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
9291 boundary, add its target too.
9292 * lto.c (add_references_to_partition): Add also aliased nodes.
9293 (add_cgraph_node_to_partition,
9294 add_varpool_node_to_partition): Work on nodes, not functions/variables;
9295 when adding alias, add also the aliased object.
9297 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
9300 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
9301 VOIDmode immediate operands.
9302 * config/i386/constraints.md (Wz): New constraint.
9303 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
9305 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
9308 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
9309 the DECL generated for the special GOT helper.
9311 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
9313 * config/sh/constraints.md: Update list of constraints in
9315 (Sr0): Remove unused memory constraint.
9317 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
9319 * tree-pretty-print.h: Update comment.
9321 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
9323 * config/sh/sh.md: Use braced string notation where applicable.
9324 (*prefetch_i4, prefetch_m2a): Merge into ...
9325 (*prefetch): ... this new insn.
9327 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9329 * config/sh/sh.h (high_life_started): Remove
9330 * config/sh/predicates.md (general_movdst_operand): Use
9331 'reload_in_progress' instead of 'high_life_started'.
9332 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
9333 divsi_inv_fp): Likewise.
9335 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9337 * config/sh/sh-protos.h (prepare_move_operands): Return void
9339 * config/sh/sh.c (prepare_move_operands): Likewise.
9340 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
9342 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9344 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
9345 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
9346 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
9347 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
9348 commutative_float_operator, noncommutative_float_operator,
9349 sh_handle_pragma): Remove.
9351 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
9353 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
9354 Use @option markup on command-line options. Use @samp markup on
9355 literal keywords to options. Use @code markup on code fragments.
9356 Use other markup in preference to quotation marks in the text.
9357 Add markup to some passages without any.
9359 2012-04-06 Mike Stump <mikestump@comcast.net>
9361 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
9363 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9365 * config/sh/sh.c (hi_const): Remove.
9366 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
9369 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9371 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
9373 * config/sh/sh.c (sh_expand_t_scc): Likewise.
9374 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
9375 calling sh_expand_t_scc.
9377 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9379 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
9380 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
9381 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
9382 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
9383 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
9384 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
9385 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
9386 sh2a_is_function_vector_call): Use bool as return type.
9387 (sh_pass_in_reg_p): Remove.
9388 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
9389 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
9390 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
9391 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
9392 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
9393 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
9394 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
9395 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
9396 sh_loads_bankedreg_p): Use bool as return type.
9397 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
9398 'register' modifier.
9400 2012-04-06 Matt Turner <mattst88@gmail.com>
9402 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
9404 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
9406 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
9407 of the destination isn't also a FP_REGS register.
9409 2012-04-05 Teresa Johnson <tejohnson@google.com>
9410 H.J. Lu <hongjiu.lu@intel.com>
9412 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
9413 * config/i386/i386.md (move immediate to memory peephole2):
9414 Add cases for HImode move when LCP stall avoidance is needed.
9415 * config/i386/i386.c (initial_ix86_tune_features): Initialize
9416 X86_TUNE_LCP_STALL entry.
9418 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
9421 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
9422 CONST_INT operands, zero-extended with AND.
9424 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
9427 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
9428 first argument instead of mode size. Move displacement calculations
9430 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
9431 ... these new functions.
9432 (disp_adjust): Remove max_mov_disp field.
9433 (sh_legitimate_index_p): Use max_mov_insn_displacement and
9434 mov_insn_alignment_mask.
9435 (sh_address_cost): Use max_mov_insn_displacement.
9437 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
9439 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
9440 (arch_enabled): Handle new arch types.
9441 (one_cmpldi2): Add NEON support.
9443 2012-04-05 Richard Guenther <rguenther@suse.de>
9445 * gimple.c (walk_gimple_op): Compute val_only for the LHS
9446 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
9447 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
9448 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
9449 ... here and make static.
9450 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
9453 2012-04-05 Richard Guenther <rguenther@suse.de>
9455 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
9456 basic-block before removing it.
9458 2012-04-05 Richard Guenther <rguenther@suse.de>
9460 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
9461 version namespace as we release the freelist.
9463 2012-04-05 Richard Guenther <rguenther@suse.de>
9465 * tree-nrv.c (tree_nrv): Release VDEFs.
9466 * tree-sra.c (sra_modify_constructor_assign): Likewise.
9467 (sra_modify_assign): Likewise.
9468 * tree-vect-stmts.c (vect_remove_stores): Likewise.
9469 * tree-vect-loop.c (vect_transform_loop): Likewise.
9470 * tree-ssa-dom.c (optimize_stmt): Likewise.
9471 * tree-vect-slp.c (vect_schedule_slp): Likewise.
9472 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
9474 2012-04-05 Richard Guenther <rguenther@suse.de>
9476 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
9478 * gimple.h (gsi_remove): Adjust.
9479 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
9480 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
9481 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
9482 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
9483 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
9484 * tree-ssa-pre.c (eliminate): Likewise.
9486 2012-04-04 Mike Stump <mikestump@comcast.net>
9488 * doc/rtl.texi (const_double): Document as sign-extending.
9489 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
9490 * emit-rtl.c (immed_double_int_const): Refine to state the
9492 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
9493 CONST_DOUBLE integers.
9494 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
9495 negative values are converted. Fix conversions bigger than
9496 HOST_BITS_PER_WIDE_INT.
9497 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
9498 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
9499 * explow.c (plus_constant_mode): Add.
9500 (plus_constant): Implement with plus_constant_mode.
9501 * rtl.h (plus_constant_mode): Add.
9503 2012-04-04 Richard Guenther <rguenther@suse.de>
9505 PR tree-optimization/52808
9506 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
9507 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
9509 2012-04-04 Tristan Gingold <gingold@adacore.com>
9511 * expr.c (expand_expr_real_2): Handle larger sizetype in
9514 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9516 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
9517 to m2a-single instead of m2e.
9519 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9521 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
9522 Change type of BITOFFSET to signed. Make sure the lower bound of
9523 the computed range is non-negative by adjusting OFFSET and BITPOS.
9524 (expand_assignment): Adjust call to get_bit_range.
9526 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
9528 * h8300/h8300.c (h8300_current_function_monitor_function_p):
9529 New function. Added to check monitor functions.
9530 (h8300_option_override): Modified to generate error/warning
9531 messages for invalid combinations of different command line
9533 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
9534 save EXR on stack for monitor function in case of H8S target
9535 when "-mno-exr" is passed.
9536 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
9538 * doc/invoke.texi: Document H8S options.
9540 2012-04-03 Tristan Gingold <gingold@adacore.com>
9542 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
9543 of gcc_AC_FUNC_MMAP_BLACKLIST.
9544 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
9545 * Makefile.in (aclocal_deps): Add mmap.m4.
9546 * configure: Regenerate.
9547 * aclocal.m4: Regenerate.
9549 2012-04-03 Richard Guenther <rguenther@suse.de>
9551 PR tree-optimization/52808
9552 * tracer.c (tail_duplicate): Return whether we have duplicated
9554 (tracer): If we have duplicated any block, cleanup the CFG.
9555 * cfghooks.c (duplicate_block): If we duplicated a loop
9556 header but not its loop, destroy the loop because it now has
9558 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
9559 the cfg manipulation routines we are not creating a multiple
9562 2012-04-03 Tristan Gingold <gingold@adacore.com>
9564 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
9566 (vms_c_common_override_options): Allow parameterless variadic
9569 2012-04-03 Jakub Jelinek <jakub@redhat.com>
9571 PR tree-optimization/52835
9572 * tree-data-ref.c (build_rdg): Return NULL if
9573 compute_data_dependences_for_loop failed.
9575 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9577 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
9578 for REAL_CST as well.
9579 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
9580 In the bitfield case, if the value is a REAL_CST, convert it first to
9583 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
9585 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
9586 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
9587 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
9589 * config/i386/biarchx32.h: New.
9591 2012-04-02 Anatoly Sokolov <aesok@post.ru>
9593 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
9594 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
9595 (arm_preferred_reload_class): New function.
9597 2012-04-02 Richard Guenther <rguenther@suse.de>
9599 PR tree-optimization/52756
9600 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
9601 (thread_through_loop_header): After threading through the loop latch
9602 remove the split part from the loop and clear further threading
9603 opportunities that would create a multiple entry loop.
9605 2012-04-02 Richard Guenther <rguenther@suse.de>
9607 PR rtl-optimization/52800
9608 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
9609 CLEANUP_CFG_CHANGED.
9611 2012-04-02 Richard Guenther <rguenther@suse.de>
9614 * loop-init.c (gate_handle_loop2): Destroy loops here if
9615 we don't enter RTL loop optimizers.
9617 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
9620 2012-03-29 Richard Guenther <rguenther@suse.de>
9622 * rtl.h (extended_count): Remove.
9623 * combine.c (extended_count): Remove.
9625 2012-04-02 Dodji Seketeli <dodji@redhat.com>
9628 * pt.c (more_specialized_fn): Don't apply decay conversion to
9629 types of function parameters.
9631 2012-04-02 Tristan Gingold <gingold@adacore.com>
9633 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
9634 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
9635 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
9636 (ggc_pch_this_base): Use uintptr_t instead of size_t.
9638 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
9641 * config/i386/i386.c (ix86_option_override_internal): Don't
9642 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
9644 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
9646 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
9647 (stmt_can_make_abnormal_goto): Use it.
9648 (is_ctrl_altering_stmt): Likewise.
9650 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
9651 Kaz Kojima <kkojima@gcc.gnu.org>
9653 * config/sh/sh.c (push_regs): Skip banked registers when
9654 resbank attribute is specified.
9655 (sh_expand_epilogue): Likewise.
9657 2012-03-30 Richard Henderson <rth@redhat.com>
9660 * combine-stack-adj.c (prev_active_insn_bb): New.
9661 (next_active_insn_bb): New.
9662 (force_move_args_size_note): New.
9663 (combine_stack_adjustments_for_block): Use it.
9665 2012-03-30 Richard Henderson <rth@redhat.com>
9667 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
9668 (ix86_expand_vector_init_duplicate): Initialize it.
9669 (expand_vec_perm_palignr): Likewise.
9670 (ix86_expand_vec_perm_const): Likewise.
9671 (ix86_vectorize_vec_perm_const_ok): Likewise.
9672 (expand_vec_perm_blend): Use it.
9673 (expand_vec_perm_vpermil): Likewise.
9674 (expand_vec_perm_pshufb): Likewise.
9675 (expand_vec_perm_1): Likewise.
9676 (expand_vec_perm_pshuflw_pshufhw): Likewise.
9677 (expand_vec_perm_interleave2): Likewise.
9678 (expand_vec_perm_vpermq_perm_1): Likewise.
9679 (expand_vec_perm_vperm2f128): Likewise.
9680 (expand_vec_perm_interleave3): Likewise.
9681 (expand_vec_perm_vperm2f128_vblend): Likewise.
9682 (expand_vec_perm_vpshufb2_vpermq): Likewise.
9683 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
9684 (expand_vec_perm_broadcast): Likewise.
9685 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
9687 2012-03-30 Richard Henderson <rth@redhat.com>
9689 * dwarf2out.c (gen_variable_die): Initialize off.
9691 2012-03-30 Tristan Gingold <gingold@adacore.com>
9693 * config/vms/vms-f.c: New file.
9694 * config/vms/t-vms (vms-f.o): New rule.
9695 * config.gcc (*-*-*vms*): Define fortran_target_objs.
9697 2012-03-30 Richard Guenther <rguenther@suse.de>
9699 PR tree-optimization/52754
9700 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
9701 propagate arbitrary addresses into really plain dereferences.
9703 2012-03-30 Richard Guenther <rguenther@suse.de>
9706 * except.c (emit_to_new_bb_before): Move loop updating ...
9707 (dw2_build_landing_pads): ... here. Use a proper block for
9708 querying the loop father.
9710 2012-03-30 Tristan Gingold <gingold@adacore.com>
9712 * config/ia64/ia64.c (ia64_section_type_flags): Remove
9713 common_object attribute handling.
9714 (SECTION_VMS_OVERLAY): Remove
9715 (ia64_vms_common_object_attribute): Replace abort with an assert.
9716 Do not set DECL_SECTION_NAME.
9717 (ia64_vms_output_aligned_decl_common): Handle common_object
9719 (ia64_vms_elf_asm_named_section): Remove.
9720 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
9722 2012-03-30 Richard Guenther <rguenther@suse.de>
9725 * double-int.c (rshift_double): Remove not needed cast.
9727 2012-03-30 Richard Guenther <rguenther@suse.de>
9729 * tree-affine.h (print_aff): Remove.
9730 * tree-affine.c (print_aff): Make static.
9731 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
9732 (get_references_in_stmt): Likewise.
9733 (print_direction_vector): Likewise.
9734 (print_dir_vectors): Likewise.
9735 (print_dist_vectors): Likewise.
9736 (dump_subscript): Likewise.
9737 (dump_ddrs): Likewise.
9738 (dump_dist_dir_vectors): Likewise.
9739 (dump_data_references): Likewise.
9740 (dump_data_dependence_relation): Likewise.
9741 (dump_data_dependence_direction): Likewise.
9742 (dump_rdg_vertex): Likewise.
9743 (dump_rdg_component): Likewise.
9744 (debug_ddrs): Declare.
9745 (struct data_ref_loc_d): Move ...
9746 * tree-data-ref.c (struct data_ref_loc_d): ... here.
9747 (get_references_in_stmt): Make static.
9748 (dump_data_references): Likewise.
9749 (dump_subscript): Likewise.
9750 (print_direction_vector): Likewise.
9751 (print_dir_vectors): Likewise.
9752 (print_dist_vectors): Likewise.
9753 (dump_data_dependence_relation): Likewise.
9754 (dump_dist_dir_vectors): Likewise.
9755 (dump_ddrs): Likewise.
9756 (dump_rdg_vertex): Likewise.
9757 (dump_rdg_component): Likewise.
9758 (debug_ddrs): New function.
9759 (access_matrix_get_index_for_parameter): Remove.
9761 2012-03-30 Tristan Gingold <gingold@adacore.com>
9763 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
9764 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
9765 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
9766 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
9767 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
9768 (vms_patch_builtins): Handle new flags
9769 * config/vms/vms-crtlmap.map: Completed using nm on
9770 c and math system libraries.
9771 * config/vms/make-crtlmap.awk: Handle any number of flags.
9773 2012-03-30 Martin Jambor <mjambor@suse.cz>
9775 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
9776 is a builtin_stack_save in a dominating BB.
9778 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
9780 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
9781 crossing 128bit lane boundary.
9783 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
9785 * ira-color.c (setup_left_conflict_sizes_p): Process all
9786 conflicting objects.
9788 2012-03-29 Jakub Jelinek <jakub@redhat.com>
9790 PR tree-optimization/52760
9791 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
9792 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
9794 2012-03-29 Richard Guenther <rguenther@suse.de>
9796 * cgraph.h (cgraph_materialize_all_clones): Remove.
9797 (reset_inline_failed): Likewise.
9798 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
9799 * cgraphbuild.c (reset_inline_failed): Remove.
9800 * rtl.h (cse_main): Remove.
9801 (extended_count): Likewise.
9802 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
9803 (cse_main): Make static.
9804 * combine.c (extended_count): Remove.
9805 (dump_combine_stats): Mark as DEBUG_FUNCTION.
9806 * basic-block.h (reorder_basic_blocks): Remove.
9807 * bb-reorder.c (reorder_basic_blocks): Make static.
9808 * Makefile.in (dse.o): Remove dse.h dependency.
9810 * dse.c (gate_dse): Remove.
9811 (clear_alias_mode_eq): Likewise.
9812 (clear_alias_mode_hash): Likewise.
9813 (dse_record_singleton_alias_set): Likewise.
9814 (dse_invalidate_singleton_alias_set): Likewise.
9816 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
9818 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
9819 crtbegin_so%O%s for -shared.
9820 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
9822 2012-03-29 Richard Guenther <rguenther@suse.de>
9824 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
9825 (add_to_value): Remove.
9826 (print_value_expressions): Likewise.
9827 * tree-ssa-pre.c (add_to_value): Make static.
9828 (print_value_expressions): Likewise.
9829 * gimple.h (gimple_adjust_this_by_delta): Remove.
9830 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
9832 2012-03-29 Richard Guenther <rguenther@suse.de>
9835 * double-int.h (rshift_double): Remove.
9836 * double-int.c (lshift_double): Use absu_hwi to make count positive.
9837 (rshift_double): Make static, take unsigned count argument,
9838 remove handling of negative count argument.
9839 (double_int_rshift): Dispatch to lshift_double.
9841 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
9843 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
9846 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
9847 (SPEC_X32): Likewise.
9848 (MULTILIB_DEFAULTS): Likewise.
9850 * config/i386/i386.c (isa_opts): Remove -m64.
9851 (ix86_target_string): Properly handle -m32/-m64/-mx32.
9852 (ix86_option_override_internal): Properly
9853 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
9854 handle -m32, -m64 and -mx32.
9856 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
9857 with OPTION_ABI_X32. Moved after TARGET_LP64.
9858 (TARGET_LP64): Changed to OPTION_ABI_64.
9860 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
9861 (mx32): Replace ISA_X32 with ABI_X32.
9863 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
9865 * tree.c (tree_size) <VECTOR_CST>: New case.
9867 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
9869 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
9870 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
9872 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9875 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
9876 __builtin_va_start to __builtin_next_arg if the latter is
9877 builtin_decl_explicit_p rather than when it is not.
9880 * tree-vect-generic.c (vector_element): Perform multiplication
9881 for pos in bitsizetype type instead of idx type.
9883 2012-03-28 Richard Guenther <rguenther@suse.de>
9885 * loop-init.c (loop_optimizer_init): If loops are preserved
9886 perform incremental initialization of required loop features.
9887 (loop_optimizer_finalize): If loops are to be preserved only
9888 clean up optional loop features.
9889 (rtl_loop_done): Forcefully free loops here.
9890 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
9891 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
9893 (construct_init_block): Likewise.
9894 (construct_exit_block): Likewise.
9895 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
9896 the CFG after expanding.
9897 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
9898 If we needed to calculate them, free them afterwards.
9899 * tree-pass.h (PROP_loops): New define.
9900 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
9901 * basic-block.h (CLEANUP_CFG_CHANGED): New.
9902 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
9903 (cleanup_cfg): If we did something and have loops around, fix them up.
9904 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
9905 with CLEANUP_CFG_CHANGED.
9906 * cfghooks.c (merge_blocks): If we merge a loop header into
9907 its predecessor, update the loop structure.
9908 (duplicate_block): If we copy a loop latch, adjust loop state
9909 to note we may have multiple latches.
9910 (delete_basic_block): Mark loops for fixup if we remove a loop.
9911 * cfganal.c (forwarder_block_p): Protect loop latches, headers
9913 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
9914 (cfg_layout_can_merge_blocks_p): Likewise.
9915 * cprop.c (bypass_block): If we create a loop with multiple
9916 entries, mark it for removal.
9917 * except.c (emit_to_new_bb_before): Add the new basic-block
9919 * tree-eh.c (lower_resx): Likewise.
9920 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
9921 (expand_omp_taskreg): Likewise.
9922 * tree-inline.c (initialize_cfun): Likewise.
9923 * tree-mudflap.c (add_bb_to_loop): Prototype.
9924 (mf_build_check_statement_for): Properly add new basic-blocks
9926 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
9927 if we remove a loop.
9928 (thread_through_loop_header): Likewise.
9929 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
9930 new basic-blocks to existing loops.
9931 (expand_transaction): Likewise.
9932 * Makefile.in (except.o): Add $(CFGLOOP_H).
9934 (cgraph.o): Likewise.
9935 (cprop.o): Likewise.
9936 (cfgexpand.o): Likewise.
9937 (cfganal.o): Likewise.
9938 (trans-mem.o): Likewise.
9939 (tree-eh.o): Likewise.
9941 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9944 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
9945 (avr_builtin_decl): New static function.
9946 (struct avr_builtin_description, avr_bdesc): Move up.
9947 Add GTY marker. Add field fndecl. Remove redundant field id.
9948 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
9949 (avr_expand_builtin): Code cleanup because .id is removed.
9951 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9954 * config.gcc (tm_file): Remove avr/multilib.h.
9956 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
9958 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
9959 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
9960 * config/avr/t-avr: Remove generation of multilib.h.
9961 * config/avr/t-multilib: Regenerate.
9962 * config/avr/multilib.h: Remove.
9963 * config/avr/avr.opt (-msp8): New option.
9964 (avr_sp8): New variable.
9965 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
9966 * config/avr/avr.h (AVR_HAVE_SPH): New define.
9967 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
9968 (avr_device_to_sp8): New prototype.
9969 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
9970 (DRIVER_SELF_SPECS): New define.
9971 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
9972 __AVR_SP8__, __AVR_HAVE_SPH__.
9973 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
9974 AVR_HAVE_8BIT_SP to decide if SP_H is present.
9975 (avr_file_start): Ditto.
9977 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9980 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
9981 instead of 8 in adjust_address.
9983 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
9986 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
9989 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
9992 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
9993 Rearrange conditional logic. Move displacement address calculations
9995 (sh_find_mov_disp_adjust): ... this new function.
9997 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9999 * config/arm/arm.opt (mapcs): Remove MaskExists.
10000 * config/cris/linux.opt (mno-gotplt): Likewise.
10001 * config/i386/i386.opt (mhard-float): Likewise.
10003 (mno-sse4): Likewise.
10004 * config/m68k/m68k.opt (mhard-float): Likewise.
10005 * config/mep/mep.op (mcop32): Likewise.
10006 * config/pa/pa-hpux.opt (msio): Likewise.
10007 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
10008 * config/picochip/picochip.opt (mlittle): Likewise.
10009 * config/sh/sh.opt (mrenesas): Likewise.
10010 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
10011 * config/sparc/sparc.opt (mhard-float): Likewise.
10012 * config/v850/v850.opt (mv850es): Likewise.
10013 * config/vax/vax.opt (mg-float): Likewise.
10015 2012-03-27 Martin Jambor <mjambor@suse.cz>
10017 PR middle-end/52693
10018 * tree-sra.c (sra_modify_assign): Do not call
10019 load_assign_lhs_subreplacements when working with an unscalarizable
10022 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
10025 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
10027 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
10028 * config/i386/i386.c: Include reload.h.
10029 (ix86_legitimize_reload_address): New function.
10031 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
10033 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
10034 hasn't been allocated. Define a target macro for Mask and
10035 InverseMask if it hasn't been defined. Remove MaskExists handling.
10037 * doc/options.texi: Remove MaskExists.
10039 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
10042 * config/sh/sh.c (find_barrier): Add equality check of last_got
10043 to avoid going above orig insn. Update comments.
10045 2012-03-27 Richard Guenther <rguenther@suse.de>
10047 PR middle-end/52720
10048 * fold-const.c (try_move_mult_to_index): Handle &x.array more
10051 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
10053 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
10054 of a unit before computing the offset in units.
10055 * expr.c (get_bit_range): Return the null range if the enclosing record
10056 is part of a larger bit field.
10058 2012-03-27 Tristan Gingold <gingold@adacore.com>
10060 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
10061 * config/ia64/ia64.md: Remove mode in template.
10062 Sign extend operand in expand_simple_binop.
10063 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
10064 CASE_VECTOR_MODE instead of TARGET_ILP32.
10065 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
10067 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
10069 * varasm.c (assemble_external): #if 0 out the new assert from the
10070 previous commit, it breaks the Java and Go front ends.
10072 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
10074 * toplev.c (check_global_declaration_1): Do not call assemble_external.
10075 * expr.c (emit_block_move_libcall_fn): Likewise.
10076 (clear_storage_libcall_fn): Likewise.
10077 (expand_expr_addr_expr_1): Likewise.
10078 (expand_expr_real_1): Likewise.
10079 * calls.c (rtx_for_function_call): Likewise.
10081 * varasm.c (assemble_external): Assert this function is only called
10082 during or after expanding to RTL.
10084 2012-03-26 Martin Jambor <mjambor@suse.cz>
10086 PR tree-optimization/50052
10087 * tree-sra.c (tree_non_aligned_mem_p): Removed.
10088 (tree_non_aligned_mem_for_access_p): Likewise.
10089 (build_accesses_from_assign): Removed strict alignment requirements
10091 (access_precludes_ipa_sra_p): Likewise.
10093 2012-03-26 Richard Guenther <rguenther@suse.de>
10095 PR tree-optimization/52701
10096 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
10097 compute and set the evolution part of PHI nodes.
10099 2012-03-26 Richard Guenther <rguenther@suse.de>
10101 PR tree-optimization/52721
10102 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
10104 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
10106 PR tree-optimization/52686
10107 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
10110 2012-03-26 Tristan Gingold <gingold@adacore.com>
10112 * config/alpha/vms.h (LINK_SPEC): Simplify.
10113 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
10114 (NAME__MAIN, SYMBOL__MAIN): Remove.
10115 (VMS_DEBUG_MAIN_POINTER): Remove.
10116 * config/ia64/vms.h: Likewise.
10117 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
10118 code to vms.c. Call vms_start_function.
10119 * config/ia64/ia64.c (ia64_start_function): Likewise.
10120 * config/vms/vms-protos.h (vms_start_function): Declare.
10121 * config/vms/vms.c (vms_start_function): New function.
10122 * config/vms/vms.h (MATH_LIBRARY): Define.
10123 (VMS_DEBUG_MAIN_POINTER): Define.
10125 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
10127 PR rtl-optimization/52629
10128 * reload1.c (count_pseudo): Short-circuit common case.
10129 (count_spilled_pseudo): Return early for pseudos without hard regs.
10130 Assert that the pseudo has got a hard reg before manipulating it.
10132 2012-03-24 Jan Hubicka <jh@suse.cz>
10135 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
10136 (decide_is_variable_needed): Do not handle toplevel reorder here.
10137 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
10138 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
10141 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
10143 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
10144 and str_bitsize instead of more convoluted expressions.
10146 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
10149 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
10151 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
10154 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
10156 2012-03-23 Martin Jambor <mjambor@suse.cz>
10158 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
10160 2012-03-23 Richard Guenther <rguenther@suse.de>
10162 PR tree-optimization/52678
10163 * tree-vectorizer.h (struct _stmt_vec_info): Add
10164 loop_phi_evolution_part member.
10165 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
10166 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
10167 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
10168 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10169 Use the cached evolution part and the PHI nodes value from
10170 the loop preheader edge instead of re-analyzing the evolution.
10172 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10174 * config/mips/mips-tables.opt: Update.
10175 * config/mips/mips.md (processor): Add xlp.
10176 * config/mips/mips-cpus.def: Add xlp.
10177 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
10179 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
10180 * doc/invoke.texi: Mention XLP.
10182 2012-03-22 Jakub Jelinek <jakub@redhat.com>
10184 PR middle-end/52547
10185 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
10186 on any new_local_var_chain vars declared during recursing on
10187 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
10189 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
10191 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
10192 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
10193 (ASM_OUTPUT_LOCAL): Ditto.
10194 (ASM_OUTPUT_COMMON): Remove.
10195 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
10196 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
10198 2012-03-22 Jan Hubicka <jh@suse.cz>
10200 PR middle-end/51737
10201 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
10203 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
10204 * ipa-inline-transform.c (save_inline_function_body): Remove
10205 copied clone if needed.
10206 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
10208 2012-03-22 Richard Guenther <rguenther@suse.de>
10210 PR middle-end/52666
10211 * fold-const.c (fold_ternary_loc): Fix typo.
10213 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
10216 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
10217 (unspecv): Add UNSPECV_MEMORY_BARRIER.
10218 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
10219 (delay_cycles_1, delay_cycles_2): Ditto.
10220 (delay_cycles_3, delay_cycles_4): Ditto.
10221 (nopv, *nopv): Ditto.
10222 (sleep, *sleep): Ditto.
10223 (wdr, *wdr): Ditto.
10225 2012-03-22 Richard Guenther <rguenther@suse.de>
10227 PR tree-optimization/52548
10228 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
10229 because of clobbers.
10230 (prune_clobbered_mems): New function.
10231 (compute_antic_aux): Use it to prune ANTIC_OUT.
10232 (compute_partial_antic_aux): Use it to prune PA_IN.
10233 (compute_avail): Only insert expressions into EXP_GEN that are not
10234 invalidated when translated up to the beginning of the block.
10236 2012-03-22 Richard Guenther <rguenther@suse.de>
10238 PR tree-optimization/52638
10239 * tree-vect-stmts.c (vect_init_vector_1): New function, split
10241 (vect_init_vector): ... here. Handle scalar vector inits.
10242 (vect_get_vec_def_for_operand): Adjust.
10243 (vectorizable_load): Likewise.
10245 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
10247 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
10248 (alpha*-*-freebsd*): Ditto.
10249 (alpha*-*-netbsd*): Ditto.
10250 (alpha*-*-openbsd*): Ditto.
10251 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
10252 (DWARF2_DEBUGGING_INFO): Remove.
10253 (PREFERRED_DEBUGGING_TYPE): Remove.
10254 (ASM_FINAL_SPEC): Remove.
10255 (IDENT_ASM_OP): Remove.
10256 (ASM_OUTPUT_IDENT): Remove.
10257 (SKIP_ASM_OP): Remove.
10258 (ASM_OUTPUT_SKIP): Remove.
10259 (ALIGN_ASM_OP): Remove.
10260 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
10261 (ASM_OUTPUT_CASE_LABEL): Remove.
10262 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
10263 (COMMON_ASM_OP): Remove.
10264 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
10265 (ASCII_DATA_ASM_OP): Remove.
10266 (READONLY_DATA_SECTION_ASM_OP): Remove.
10267 (INIT_SECTION_ASM_OP): Remove.
10268 (FINI_SECTION_ASM_OP): Remove.
10269 (ASM_SECTION_START_OP): Remove.
10270 (ASM_OUTPUT_SECTION_START_FILE): Remove.
10271 (TARGET_ASM_NAMED_SECTION): Remove.
10272 (TARGET_ASM_SELECT_SECTION): Remove.
10273 (MAKE_DECL_ONE_ONLY): Remove.
10274 (TYPE_ASM_OP): Remove.
10275 (SIZE_ASM_OP): Remove.
10276 (ASM_WEAKEN_LABEL): Remove.
10277 (TYPE_OPERAND_FMT): Remove.
10278 (ASM_DECLARE_RESULT): Remove.
10279 (ASM_DECLARE_OBJECT_NAME): Remove.
10280 (ASM_FINISH_DECLARE_OBJECT): Remove.
10281 (ELF_ASCII_ESCAPES): Remove.
10282 (ELF_STRING_LIMIT): Remove.
10283 (STRING_ASM_OP): Remove.
10284 (ASM_OUTPUT_EXTERNAL): Remove.
10285 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
10286 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
10288 (ASM_DECLARE_FUNCTION_NAME): Ditto.
10289 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
10290 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
10291 (ASM_OUTPUT_SKIP): Ditto.
10292 (READONLY_DATA_SECTION_ASM_OP): Remove.
10293 (USER_LABEL_PREFIX): Remove.
10294 (ASM_OUTPUT_ASCII): Remove.
10295 (ASM_OUTPUT_CASE_LABEL): Remove.
10296 (NO_DOLLAR_IN_LABEL): Undefine.
10298 2012-03-22 Richard Guenther <rguenther@suse.de>
10300 PR tree-optimization/52459
10301 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
10302 PHI insertion for calls.
10304 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
10306 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
10307 find_sets_in_insn, canonicalize_insn): Split out from ...
10308 (cse_insn): ... here.
10309 (invalidate_from_clobbers): Take an insn instead of the pattern.
10311 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
10314 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
10315 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
10316 * config/sh/sh.md (sindf2, cosdf2): Remove.
10318 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
10321 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
10322 prologue for unwinder and profiler.
10324 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
10326 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
10327 Introduce emul_name to select the right linker emulation for
10328 powerpc64-*-freebsd*.
10329 * configure: Regenerate.
10330 * config.gcc: Add bits to support powerpc64-*-freebsd*.
10331 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
10332 * config/rs6000/freebsd64.h: New file.
10333 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
10335 (rs6000_savres_strategy): Likewise.
10336 (rs6000_savres_routine_name): Likewise.
10337 (rs6000_elf_file_end): Likewise.
10338 * config/rs6000/t-freebsd64: New file.
10339 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
10340 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
10342 * config/rs6000/freebsd64.h: Remove duplicated entries from last
10344 * config/rs6000/t-freebsd64: Likewise.
10346 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
10348 PR rtl-optimization/52543
10350 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
10351 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
10352 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
10353 (avr_load_libgcc_p): Restrict to __flash loads.
10354 (avr_out_lpm): Only handle 1-byte loads from __flash.
10355 (avr_load_lpm): New function.
10356 (avr_find_unused_d_reg): Remove.
10357 (avr_out_lpm_no_lpmx): Remove.
10358 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
10359 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
10360 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
10361 (load_<mode>, load_<mode>_clobber): New insns.
10362 (mov<mode>): For multi-byte move from non-generic
10363 16-bit address spaces: Expand to load_<mode> resp.
10364 load_<mode>_clobber.
10365 (load<mode>_libgcc): Remove expander.
10366 (split-lpmx): Remove split.
10368 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
10370 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
10371 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
10372 All callers changed.
10373 (Fixed_core_reg): New feature.
10374 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
10376 * neon-testgen.ml: Handle Fixed_core_reg.
10378 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
10380 * config/arm/arm.c (thumb2_reorg): Add complete support
10381 for 16-bit instructions.
10382 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
10384 2012-03-21 Richard Guenther <rguenther@suse.de>
10386 PR tree-optimizer/52636
10387 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
10388 to the appropriate type.
10390 2012-03-21 Richard Guenther <rguenther@suse.de>
10392 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
10394 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
10395 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
10396 * passes.c (init_optimization_passes): Remove pass_init_function,
10397 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
10398 * tree-pass.h (pass_init_function): Remove.
10399 (pass_jump): Remove.
10400 (pass_initial_value_sets): Remove.
10401 (pass_unshare_all_rtl): Remove.
10402 * integrate.c (pass_initial_value_sets): Remove.
10403 * emit-rtl.c (pass_unshare_all_rtl): Remove.
10404 * tree.h (init_function_for_compilation): Remove.
10405 * function.c (init_function_for_compilation): Remove.
10406 (pass_init_function): Remove.
10407 * cfgcleanup.c (rest_of_handle_jump): Remove.
10408 (pass_jump): Remove.
10410 2012-03-20 Jason Merrill <jason@redhat.com>
10412 * tree-streamer-in.c (streamer_alloc_tree): Call
10413 ggc_alloc_zone_cleared_tree_node instead of
10414 ggc_alloc_zone_cleared_tree_node_stat.
10416 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
10418 * doc/extend.texi (Template Instantiation): Remove anachronisms.
10420 2012-03-20 Jakub Jelinek <jakub@redhat.com>
10423 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
10424 (ix86_expand_vec_perm_const_1): Call it.
10426 * config/i386/i386.c (vselect_insn): New variable.
10427 (init_vselect_insn): New function.
10428 (expand_vselect, expand_vselect_insn): Add testing_p argument.
10429 Call init_vselect_insn if vselect_insn is NULL. Adjust
10430 PATTERN (vselect_insn), instead of creating a new insn each time,
10431 only emit a copy of it if not testing and recog has been successful.
10432 (expand_vec_perm_pshufb, expand_vec_perm_1,
10433 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
10437 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
10438 ("enabled" attribute): Handle avx2 and noavx2 isas.
10439 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
10441 (vec_dup<mode>): Add avx2 =x,x alternative.
10442 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
10443 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
10444 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
10445 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
10447 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
10448 if possible, handle also V8SFmode.
10450 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
10452 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
10453 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
10454 reg_or_zero_operand predicate.
10455 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
10457 2012-03-20 Jakub Jelinek <jakub@redhat.com>
10459 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
10460 If operand isn't UNSPEC, return 0.
10462 2012-03-20 Richard Guenther <rguenther@suse.de>
10464 * tree-pass.h (pass_rtl_eh): Remove.
10465 * except.c (gate_handle_eh): Likewise.
10466 (rest_of_handle_eh): Likewise.
10467 (pass_rtl_eh): Likewise.
10468 (finish_eh_generation): Export.
10469 * except.h (finish_eh_generation): Declare.
10470 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
10471 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
10472 after expanding stack alignment. Instead of compacting blocks
10475 2012-03-20 Richard Guenther <rguenther@suse.de>
10477 * stor-layout.c (finish_bitfield_representative): Fallback
10478 to conservative maximum size if the padding up to the next
10479 field cannot be computed as a constant.
10480 (finish_bitfield_layout): If we cannot compute the distance
10481 between the start of the bitfield representative and the
10482 bitfield member start a new representative.
10483 * expr.c (get_bit_range): The distance between the start of
10484 the bitfield representative and the bitfield member is zero
10485 if the field offsets are not constants.
10487 2012-03-20 Tristan Gingold <gingold@adacore.com>
10489 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
10490 convert in lowercase.
10491 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
10492 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
10493 * stor-layout.c (sizetype_tab): Adjust.
10494 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
10495 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
10496 instead of type_kind_last.
10497 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
10498 instead of size_int_kind.
10499 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
10500 * doc/tm.texi: Regenerate.
10501 * defaults.h (SIZETYPE): Provide a default value.
10502 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
10503 (SIZETYPE): Define.
10505 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
10507 * config/sh/sh.md: Use braced string notation where applicable.
10509 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10511 * config/i386/i386.md (allocate_stack): Simplify.
10513 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10515 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
10516 copy_to_mode_reg (Pmode, ...).
10517 (expand_builtin_frame_address): Ditto.
10518 * expr.c (emit_block_move_via_libcall): Ditto.
10519 (set_storage_via_libcall): Ditto.
10521 * config/i386/i386.c (ix86_expand_movmem): Ditto.
10522 (ix86_expand_setmem): Ditto.
10523 (ix86_trampoline_init): DItto.
10524 * config/i386/i386.md (cmpstrnsi): Ditto.
10526 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
10528 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
10529 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
10530 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
10531 (SH Options): Likewise.
10533 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10535 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
10536 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
10537 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
10538 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
10539 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
10542 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10544 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10545 * config/i386/i386.c (ix86_decompose_address): Use
10546 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10547 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10548 thread pointer to a register.
10551 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
10553 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
10554 if Pmode != word_mode.
10555 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
10556 Pmode == SImode for TARGET_X32.
10558 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
10559 (tls_initial_exec_x32): Likewise.
10561 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
10564 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
10565 DISP_ADDR_OFFSET): New macros.
10566 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
10567 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
10568 (sh_legitimize_address): Add QImode displacement handling.
10569 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
10571 (sh_secondary_reload): Add QImode displacement handling.
10572 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
10573 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
10574 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
10575 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
10576 to register operands only.
10577 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
10578 (extendqihi2): Change insn to expander.
10579 (*extendqihi2_compact_reg): New insn.
10580 (movqi_i, movqi): Replace with ...
10581 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
10582 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
10583 Add new peepholes for QImode displacement addressing.
10585 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
10588 * doc/invoke.texi: Document -Wuseless-cast.
10590 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
10592 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
10593 * tree.h (handled_component_p): Reorder cases.
10594 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
10595 not initialize unsignedp.
10596 (loc_list_from_tree): Likewise.
10597 (fortran_common): Likewise.
10598 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10600 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10602 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
10603 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
10604 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
10605 (ix86_split_long_move): Ditto.
10606 (legitimize_tls_address): Use ix86_gen_sub3.
10607 (construct_plt_address): Assert that Pmode == DImode.
10609 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
10611 * config/i386/i386.md: Remove empty predicates and/or constraints.
10612 * config/i386/sync.md: Ditto.
10613 * config/i386/sse.md: Ditto.
10614 * config/i386/mmx.md: Ditto.
10615 * config/i386/pentium.md: Ditto.
10616 * config/i386/athlon.md: Ditto.
10618 2012-03-16 Richard Guenther <rguenther@suse.de>
10620 PR tree-optimization/52603
10621 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
10625 2012-03-14 Richard Guenther <rguenther@suse.de>
10627 PR tree-optimization/52571
10628 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10629 flag_section_anchors check ...
10630 (vect_can_force_dr_alignment_p): ... here.
10632 2012-03-16 Martin Jambor <mjambor@suse.cz>
10634 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
10635 memory through MEM_REFs by calling extract_bit_field.
10637 2012-03-16 Richard Guenther <rguenther@suse.de>
10639 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
10640 and REFERENCE_TYPE interpretations.
10641 (can_native_interpret_type_p): New function.
10642 (fold_ternary_loc): Use native encode/interpret to fold
10643 BIT_FIELD_REFs of constants.
10645 2012-03-16 Richard Guenther <rguenther@suse.de>
10647 PR middle-end/52584
10648 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
10649 of vector constants and constructors.
10651 2012-03-16 Richard Guenther <rguenther@suse.de>
10653 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10654 VIEW_CONVERT_EXPR to convert constants.
10655 (vect_is_simple_use): Treat all constants as vec_constant_def.
10657 2012-03-16 Richard Guenther <rguenther@suse.de>
10658 Kai Tietz <ktietz@redhat.com>
10660 PR middle-end/48814
10661 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
10662 side-effects completely in the pre-queue and use a temporary
10665 2012-03-16 Richard Guenther <rguenther@suse.de>
10667 * stor-layout.c (finish_bitfield_representative): Fall back
10668 to the conservative maximum size if we cannot compute the
10669 size of the tail padding.
10671 2012-03-16 Tristan Gingold <gingold@adacore.com>
10673 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10674 __CRTL_VER and __VMS_VER.
10675 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
10676 and vms_c_get_vms_ver.
10677 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
10679 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
10680 (VMS_DEFAULT_VMS_VER): Define.
10681 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
10682 (VMS_DEFAULT_VMS_VER): Define.
10684 2012-03-16 Richard Guenther <rguenther@suse.de>
10686 * tree-vect-loop.c (get_initial_def_for_induction): Use
10687 build_constructor directly.
10688 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10689 build_vector_from_val.
10690 * tree.c (build_vector_from_val): Avoid creating a constructor
10691 first when we want a constant vector.
10693 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10695 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
10697 2012-03-16 Richard Guenther <rguenther@suse.de>
10699 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
10700 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
10701 (struct tree_vector): Remove elements member, add variable size
10703 (build_vector_stat): Declare.
10704 (build_vector): Define in terms of build_vector_stat.
10705 * tree.c (build_vector): Rename to ...
10706 (build_vector_stat): ... this. Take array of trees as parameter.
10707 (build_vector_from_ctor): Adjust.
10708 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
10709 initializer_zerop): Adjust.
10710 * cfgexpand.c (expand_debug_expr): Likewise.
10711 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
10712 const_vector_from_tree): Likewise.
10713 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
10714 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
10715 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
10716 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
10717 (lto_input_ts_vector_tree_pointers): Adjust.
10718 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
10719 (write_ts_vector_tree_pointers): Adjust.
10720 * varasm.c (const_hash_1, compare_constant, copy_constant,
10721 output_constant): Adjust.
10722 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
10723 * print-tree.c (print_node): Adjust.
10724 * tree-pretty-print.c (dump_generic_node): Adjust.
10725 * tree-vect-generic.c (uniform_vector_p, vector_element,
10726 lower_vec_perm): Adjust.
10727 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
10728 * tree-vect-slp.c (vect_get_constant_vectors,
10729 vect_transform_slp_perm_load): Adjust.
10730 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
10731 * expmed.c (make_tree): Adjust.
10732 * config/i386/i386.c (ix86_expand_builtin): Adjust.
10733 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
10734 and implementation.
10735 (sparc_fold_builtin): Adjust.
10737 2012-03-16 Tristan Gingold <gingold@adacore.com>
10739 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
10740 * config/vms/vms-stdint.h: New file.
10742 2012-03-16 Tristan Gingold <gingold@adacore.com>
10744 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
10745 (ia64-hp-*vms*): Replaced by ...
10746 (*-*-*vms*): ... This new entry.
10748 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10751 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
10752 (ix86_expand_vec_perm_const_1): Use it.
10755 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
10756 (avx2_permv4df): Remove.
10757 (avx2_permv4di): Macroize into...
10758 (avx2_perm<mode>): ... this using VI8F_256 iterator.
10759 (avx2_permv4di_1): Macroize into...
10760 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
10762 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
10764 * combine.c (apply_distributive_law): Do not distribute SUBREG.
10766 2012-03-15 Ira Rosen <irar@il.ibm.com>
10767 Ulrich Weigand <ulrich.weigand@linaro.org>
10769 * tree-vect-patterns.c (widened_name_p): Rename to ...
10770 (type_conversion_p): ... this. Add new argument to determine
10771 if it's a promotion or demotion operation. Check for
10772 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
10773 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
10775 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
10776 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
10778 (vect_recog_mixed_size_cond_pattern): Likewise and allow
10779 non-constant then and else clauses.
10781 2012-03-15 Ira Rosen <irar@il.ibm.com>
10782 Ulrich Weigand <ulrich.weigand@linaro.org>
10784 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
10785 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
10786 vect_pattern_recog.
10787 * tree-vect-patterns.c (widened_name_p): Pass basic block
10788 info to vect_is_simple_use.
10789 (vect_recog_dot_prod_pattern): Fail for basic blocks.
10790 (vect_recog_widen_sum_pattern): Likewise.
10791 (vect_handle_widen_op_by_const): Support basic blocks.
10792 (vect_operation_fits_smaller_type,
10793 vect_recog_over_widening_pattern): Likewise.
10794 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
10795 Update call to vect_is_simple_use.
10796 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
10798 (check_bool_pattern): Add an argument, update call to
10799 vect_is_simple_use and the recursive calls.
10800 (vect_recog_bool_pattern): Update relevant function calls.
10802 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
10803 (vect_pattern_recog_1): Check for reduction only in loops.
10804 (vect_pattern_recog): Add new argument. Support basic blocks.
10805 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
10806 info to vect_is_simple_use_1.
10807 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
10808 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
10810 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10811 Andrew Pinski <apinski@cavium.com>
10813 PR middle-end/52592
10814 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
10815 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
10816 calls instead of __builtin_ir{int,ound}*.
10818 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10820 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
10823 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10825 * config.gcc (target_type_format_char): New. Document it. Set it for
10827 * configure.ac (gnu_unique_option): Use target_type_format_char
10828 in test. Comment rationale.
10829 * configure: Regenerate .
10831 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10833 PR tree-optimization/52267
10834 * tree-vrp.c (masked_increment): New function.
10835 (register_edge_assert_for_2): Derive ASSERT_EXPRs
10836 from (X & CST1) cmp CST2 tests.
10838 2012-03-15 Richard Guenther <rguenther@suse.de>
10840 PR middle-end/52580
10841 * tree-data-ref.c (subscript_dependence_tester_1): Check
10842 all dimensions for non-conflicting access functions.
10844 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10847 * doc/invoke.texi [C++ Language Options]: Document
10848 -ftemplate-backtrace-limit.
10850 2012-03-15 Tristan Gingold <gingold@adacore.com>
10852 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
10853 before a parameter.
10855 2012-03-15 Tristan Gingold <gingold@adacore.com>
10857 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
10858 use DW_OP_call_frame_cfa.
10860 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
10863 * config/i386/i386-opts.h (pmode): New.
10865 * config/i386/i386.c (ix86_option_override_internal): Properly
10866 check and set ix86_pmode.
10868 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
10870 * config/i386/i386.opt (maddress-mode=): New.
10872 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
10874 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10876 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
10877 (dwarf2out_do_cfi_asm): Likewise.
10878 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
10880 (add_data_member_location_attribute): Likewise.
10881 (gen_array_type_die): Likewise.
10882 (gen_subprogram_die): Likewise.
10883 (gen_producer_string): Likewise.
10884 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
10885 Remove MIPS_DEBUGGING_INFO handling.
10886 (sdb_debug_hooks): Likewise.
10887 (sdbout_begin_block): Likewise.
10888 (sdbout_end_block): Likewise.
10889 (sdbout_begin_prologue): Likewise.
10890 (sdbout_start_source_file): Likewise.
10891 (sdbout_end_source_file): Likewise.
10892 (sdbout_init): Likewise.
10893 * system.h (MIPS_DEBUGGING_INFO): Poison.
10895 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10897 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
10898 (alpha_file_start) [MS_STAMP]: Remove.
10900 * config/alpha/elf.h (TARGET_GAS): Remove.
10901 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
10902 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
10903 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
10904 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
10905 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
10906 (alpha*-*-freebsd*): Likewise.
10907 (alpha*-*-netbsd*): Likewise.
10908 (alpha*-*-openbsd*): Likewise.
10909 (alpha*-*-*): Remove target_cpu_default2.
10910 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
10912 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
10913 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
10914 * config/alpha/alpha.c (print_operand): Always assume
10915 TARGET_AS_SLASH_BEFORE_SUFFIX.
10916 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
10917 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
10918 ("*builtin_setjmp_receiver_er_1"): Remove.
10919 * config/alpha/alpha.opt (malpha-as): Remove.
10921 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
10923 Remove DEC Unix reference.
10925 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
10926 (EXTENDED_COFF): Remove.
10927 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
10928 (EXTENDED_COFF): Don't undef.
10929 * config/alpha/alpha.c (alpha_file_start): Always assume
10931 Don't set targetm.asm_file_start_file_directive.
10932 [!OBJECT_FORMAT_ELF]: Remove.
10933 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
10935 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
10936 (DBX_DEBUGGING_INFO): Remove.
10937 (MIPS_DEBUGGING_INFO): Remove.
10938 (PREFERRED_DEBUGGING_TYPE): Remove.
10939 (DBX_OUTPUT_SOURCE_LINE): Remove.
10940 (SDB_OUTPUT_SOURCE_LINE): Remove.
10941 (DBX_CONTIN_LENGTH): Remove.
10942 (NO_DBX_FUNCTION_END): Remove.
10943 (ASM_STABS_OP): Remove.
10944 (ASM_STABN_OP): Remove.
10945 (ASM_STABD_OP): Remove.
10946 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
10947 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
10948 (PUT_SDB_DEF): Remove.
10949 (PUT_SDB_PLAIN_DEF): Remove.
10950 (PUT_SDB_TYPE): Remove.
10951 (sdb_label_count): Remove.
10952 (PUT_SDB_BLOCK_START): Remove.
10953 (PUT_SDB_BLOCK_END): Remove.
10954 (PUT_SDB_FUNCTION_START): Remove.
10955 (PUT_SDB_FUNCTION_END): Remove.
10956 (PUT_SDB_EPILOGUE_END): Remove.
10957 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
10958 (MIPS_DEBUGGING_INFO): Don't undef.
10959 (DBX_DEBUGGING_INFO): Don't undef.
10960 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
10961 (MIPS_DEBUGGING_INFO): Don't undef.
10962 (DBX_DEBUGGING_INFO): Don't undef.
10963 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
10964 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
10966 (alpha_start_function): Likewise.
10967 (sdb_label_count): Remove.
10968 (alpha_output_filename): Remove DBX_DEBUG handling.
10969 (alpha_file_start): Likewise.
10971 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10973 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
10974 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
10975 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
10977 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
10978 (ld_tls_support): Remove Solaris 8 references.
10979 (lwp_dir, lwp_spec): Remove support for alternate thread library.
10980 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
10981 * configure: Regenerate.
10982 * config.in: Regenerate.
10984 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
10985 * config/i386/sol2.h: Remove Solaris 8 references.
10987 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
10988 (i?86-*-solaris2.9): ... this.
10989 Remove Solaris 8 references.
10990 (Specific, *-*-solaris2*): Document Solaris 8 removal.
10991 Remove Solaris 8 references.
10993 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10995 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
10996 (mips-sgi-irix6.5*): Remove.
10997 * config.host (mips-sgi-irix*): Remove.
10998 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
10999 (set_have_as_tls): Remove *-*-irix6*.
11000 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
11001 * configure: Regenerate.
11003 * config/mips/iris6.h: Remove.
11004 * config/mips/iris6.opt: Remove.
11005 * config/mips/t-irix6: Remove.
11007 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
11008 (TARGET_IRIX6): Remove.
11009 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
11010 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
11011 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
11013 (mips_file_start): Likewise.
11014 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
11016 * config/mips/driver-native.c [__sgi__]: Remove.
11017 (host_detect_local_cpu) [__sgi__]: Remove.
11019 * config/mips/gnu-user.h: Remove iris5.h reference.
11021 * config/mips/mips-modes.def: Remove IRIX 6 reference.
11022 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
11023 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
11026 * gcc.c (main): Move asm_debug initialization ...
11027 (asm_debug): ... here.
11029 * ginclude/stddef.h (__STDDEF_H__): Don't define.
11031 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
11032 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
11033 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
11034 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
11035 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
11036 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
11038 * doc/tm.texi: Regenerate.
11040 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
11042 (MIPS Options, -march): Remove IRIX reference.
11043 * doc/install.texi (Binaries, SGI IRIX): Remove.
11044 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
11046 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
11048 2012-03-14 Martin Jambor <mjambor@suse.cz>
11050 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
11051 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
11052 (expand_expr_real_1): Do not handle misalignment if modifier is
11055 2012-03-14 Richard Guenther <rguenther@suse.de>
11057 PR middle-end/52584
11058 * tree-vect-generic.c (type_for_widest_vector_mode): Take
11059 element type instead of mode, use build_vector_type_for_mode
11060 instead of the langhook, build a vector of proper signedness.
11061 (expand_vector_operations_1): Adjust.
11063 2012-03-14 Richard Guenther <rguenther@suse.de>
11065 PR middle-end/52582
11066 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
11067 a cgraph node for a FUNCTION_DECL that comes from a constructor.
11068 (gimple_get_virt_method_for_binfo): Likewise.
11070 2012-03-14 Richard Guenther <rguenther@suse.de>
11072 PR tree-optimization/52571
11073 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
11074 flag_section_anchors check ...
11075 (vect_can_force_dr_alignment_p): ... here. Do not re-align
11076 DECL_COMMON variables.
11078 2012-03-14 Richard Guenther <rguenther@suse.de>
11080 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
11081 * stor-layout.c (start_bitfield_representative): New function.
11082 (finish_bitfield_representative): Likewise.
11083 (finish_bitfield_layout): Likewise.
11084 (finish_record_layout): Call finish_bitfield_layout.
11085 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
11086 for QUAL_UNION_TYPE fields.
11087 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
11088 Stream DECL_BIT_FIELD_REPRESENTATIVE.
11089 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
11091 PR middle-end/52080
11092 PR middle-end/52097
11093 PR middle-end/48124
11094 * expr.c (get_bit_range): Unconditionally extract bitrange
11095 from DECL_BIT_FIELD_REPRESENTATIVE.
11096 (expand_assignment): Adjust call to get_bit_range.
11098 2012-03-14 Richard Guenther <rguenther@suse.de>
11100 PR middle-end/52578
11101 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
11102 the outermost conversion is a sign-change only.
11103 (fold_binary_loc): Disregard widening and sign-changing
11104 conversions when we determine if two variables are equal
11106 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
11107 (T1)x if the outermost conversion is a sign-change only.
11109 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
11112 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
11114 * config/i386/predicates.md (constant_call_address_operand): Declare
11115 as special predicate. Update all uses.
11117 2012-03-13 Jakub Jelinek <jakub@redhat.com>
11120 * c-parser.c (c_parser_postfix_expression)
11121 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
11123 * config/i386/smmintrin.h: Avoid /* within a comment.
11124 * config/i386/nmmintrin.h: Likewise.
11126 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11128 * config/i386/i386.md (xbegin): Remove constraint from expander.
11130 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11132 * config/i386/predicates.md (constant_call_address_operand): Declare
11133 as special predicate. Update all uses.
11134 * config/i386/i386.md: Remove mode from constant_call_address_operand
11136 * config/i386/i386.c (ix86_output_call_insn): Call
11137 constant_call_address_operand with VOIDmode.
11139 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11141 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
11142 AND zero extended address correctly.
11144 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11146 * config/i386/predicates.md (tls_symbolic_operand): Declare as
11148 (tls_modbase_operand): Ditto.
11149 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
11150 tls_modbase_operand predicates.
11152 2012-03-13 Martin Jambor <mjambor@suse.cz>
11154 * expr.c (expand_assignment): Handle misaligned scalar writes to
11155 memory through top-level MEM_REFs by calling store_bit_field.
11157 2012-03-13 Richard Guenther <rguenther@suse.de>
11159 PR middle-end/52134
11160 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
11161 if Y is a constant multiple of 1 << CST.
11163 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
11166 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
11167 offset (size) to a value the insns can deal with.
11168 (expand_epilogue): Ditto.
11170 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11172 * config/arm/neon.ml (ops): Fixup expected instructions for
11173 unsigned vector compares.
11175 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11177 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
11178 addresses only when %reg is not in word mode.
11180 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11182 * config/microblaze/microblaze.md: Fix typo.
11183 * tree-if-conv.c: Likewise.
11184 * tree-vect-patterns.c: Likewise.
11186 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11188 * config.gcc (extra_passes): Remove.
11189 * configure.ac (extra_passes): Don't substitute.
11190 * configure: Regenerate.
11191 * Makefile.in (EXTRA_PASSES): Remove.
11192 (GCC_PASSES): Remove $(EXTRA_PASSES).
11193 (MOSTLYCLEANFILES): Likewise.
11194 (native): Likewise.
11195 (install-common): Likewise.
11197 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11199 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
11200 * config/i386/i386.c (ix86_decompose_address): Use
11201 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
11202 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
11203 thread pointer to a register.
11205 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
11207 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
11208 on tls_symbolic_operand.
11209 (tls_global_dynamic_64_<mode>): Likewise.
11211 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
11214 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
11215 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
11217 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
11220 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
11221 type from reg_class_t to enum reg_class.
11222 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
11224 2012-03-12 Andrew Pinski <apinski@cavium.com>
11226 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
11227 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
11228 (value_replacement): Likewise.
11229 (empty_block_p): Check also if the PHIs for the block are empty.
11231 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
11234 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
11235 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
11236 r184615 from 2012-02-28.
11238 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
11240 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
11241 (ix86_gen_tls_local_dynamic_base_64): Likewise.
11242 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
11243 and ix86_gen_tls_local_dynamic_base_64.
11244 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
11245 ix86_gen_tls_local_dynamic_base_64.
11247 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
11248 (*tls_global_dynamic_64_<mode>): This.
11249 (tls_global_dynamic_64): Renamed to ...
11250 (tls_global_dynamic_64_<mode>): This.
11251 (*tls_local_dynamic_base_64): Renamed to ...
11252 (*tls_local_dynamic_base_64_<mode>): This.
11253 (tls_local_dynamic_base_64): Renamed to ...
11254 (tls_local_dynamic_base_64_<mode>): This.
11256 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
11258 * config/i386/i386.c (ix86_option_override_internal): Properly
11259 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
11260 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
11261 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
11262 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
11264 * config/i386/sse.md (sse3_monitor64): Renamed to ...
11265 (sse3_monitor64_<mode>): This.
11267 2012-03-12 Tristan Gingold <gingold@adacore.com>
11269 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
11270 (ia64_function_arg_advance): Ditto.
11272 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11274 * config.gcc (mips*-*-openbsd*): Remove.
11275 * config/mips/openbsd.h: Remove.
11276 * config/mips/sdb.h: Remove.
11278 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
11279 * config/mips/mips.c (sdb_label_count): Remove.
11280 (mips_debugger_offset): Remove #if 0 code.
11281 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
11282 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
11284 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11286 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
11287 binutils reference.
11288 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
11289 Update binutils references.
11290 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
11291 Update binutils reference.
11292 Update Sun as/GNU ld caveat.
11293 Document binutils largefile requirement for LTO plugin.
11294 Remove reference to alternate libpthread.
11296 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11298 * config.gcc (alpha*-dec-osf5.1*): Remove.
11299 * config.host (alpha*-dec-osf*): Remove.
11300 * configure.ac (*-*-osf*): Remove.
11301 (alpha*-dec-osf*): Remove.
11302 * configure: Regenerate.
11304 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
11305 config/alpha/va_list.h, config/alpha/x-osf: Remove.
11307 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
11308 * config/alpha/alpha.c (struct machine_function): Update comment.
11309 (alpha_start_function): Remove Tru64 UNIX as handling for
11311 * config/alpha/alpha.md ("exception_receiver"): Remove
11312 TARGET_LD_BUGGY_LDGP.
11313 ("*exception_receiver_2"): Likewise.
11314 * except.c (finish_eh_generation): Remove Tru64 reference.
11315 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
11316 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
11317 * target.def (handle_pragma_extern_prefix): Remove.
11319 * Makefile.in (mips-tfile.o-warn): Remove.
11320 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
11321 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
11322 * mips-tdump.c, mips-tfile.c: Remove.
11324 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
11326 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
11327 (Specific, alpha*-dec-osf5.1): Note removal.
11328 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
11330 * doc/tm.texi: Regenerate.
11331 * doc/trouble.texi (Cross-Compiler Problems): Remove.
11333 2012-03-12 Richard Guenther <rguenther@suse.de>
11335 * config/arm/arm.c (neon_dereference_pointer): Do not call
11336 covert during RTL expansion.
11338 2012-03-12 Tristan Gingold <gingold@adacore.com>
11340 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
11341 Options. Mention -mpointer-size.
11343 2012-03-12 Richard Guenther <rguenther@suse.de>
11345 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
11346 build_nonstandard_integer_type.
11348 2012-03-12 Richard Guenther <rguenther@suse.de>
11350 * tree.c (signed_or_unsigned_type_for): Use
11351 build_nonstandard_integer_type.
11352 (signed_type_for): Adjust documentation.
11353 (unsigned_type_for): Likewise.
11354 * tree-pretty-print.c (dump_generic_node): Use standard names
11355 for non-standard integer types if available.
11357 2012-03-12 Tristan Gingold <gingold@adacore.com>
11359 * config/vms/vms.opt: Add vms-opts.h header.
11360 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
11362 (-mvms-return-codes): Document.
11363 (-mpointer-size): New option.
11364 (vms_pointer_size): Add enumeration.
11365 * config/vms/vms-opts.h: New file.
11366 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
11367 __INITIAL_POINTER_SIZE.
11368 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
11369 (C_COMMON_OVERRIDE_OPTIONS): Define.
11370 (DWARF2_ADDR_SIZE): Define.
11371 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
11372 * config/vms/vms-protos.h (vms_c_common_override_options):
11374 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
11375 if -mno-pointer-size.
11376 (vms_c_common_override_options): New function.
11377 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
11378 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
11379 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
11380 and flag_vms_pointer_size.
11381 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
11382 * config.gcc (*-*-*vms*): Define xm_file.
11383 (alpha*-dec-*vms*): Do not define xm_file.
11384 (alpha64-dec-*vms*): Remove.
11385 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
11388 2012-03-12 Jakub Jelinek <jakub@redhat.com>
11390 PR tree-optimization/51721
11391 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
11392 if (int) unsvar cmp CST.
11394 2012-03-12 Richard Guenther <rguenther@suse.de>
11396 * tree-sra.c (create_access_replacement): Only rename the replacement
11397 if we can rewrite it into SSA form. Properly mark register typed
11398 replacements that we cannot rewrite with TREE_ADDRESSABLE.
11399 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
11400 for aggregate or BLKmode results.
11402 2012-03-12 Jakub Jelinek <jakub@redhat.com>
11404 PR tree-optimization/52533
11405 * tree-vrp.c (register_edge_assert_for_2): Use double_int
11406 type for mask, only handle shifts by non-zero in-range
11407 shift count, for LE_EXPR and GT_EXPR if new_val is
11408 maximum, don't add the assertion.
11410 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
11412 * doc/invoke.texi: Document -mrtm option.
11413 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
11414 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
11415 (ix86_handle_option): Handle OPT_mrtm.
11416 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
11418 (x86_64-*-*): Ditto.
11419 * i386-builtin-types.def (INT_FTYPE_VOID): New.
11420 * config/i386/i386-c.c (ix86_target_macros_internal): Define
11422 (ix86_target_string): Define -mrtm option.
11424 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
11426 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
11427 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
11428 IX86_BUILTIN_XTEST.
11429 (bdesc_special_args): Ditto.
11430 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
11431 (ix86_expand_special_args_builtin): Handle new built-in type.
11432 (ix86_expand_builtin): Handle XABORT instruction.
11433 * config/i386/i386.h (TARGET_RTM): New.
11434 * config/i386/i386.md (UNSPECV_XBEGIN): New.
11435 (UNSPECV_XEND): Ditto.
11436 (UNSPECV_XABORT): Ditto.
11437 (UNSPECV_XTEST): Ditto.
11444 * config/i386/i386.opt (mrtm): New.
11445 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
11446 * config/i386/rtmintrin.h: New header.
11447 * config/i386/xtestintrin.h: Ditto.
11449 2012-03-12 Tristan Gingold <gingold@adacore.com>
11451 * ginclude/stddef.h: Adjust previous patch.
11452 Use __VMS__ instead of VMS.
11454 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
11456 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
11457 Also convert sequences with CC setting arithmetic instruction.
11459 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
11461 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
11462 from C Language Options to Preprocessor Options.
11463 (C Dialect Options): Move -no-integrated-cpp documentation
11465 (Preprocessor Options): ...to here. Rewrite the description
11466 so it makes more sense, and remove discussion of merging front ends.
11468 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11470 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
11472 (ix86_expand_setmem): Likewise.
11474 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
11476 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
11479 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11481 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
11482 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
11484 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11486 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
11488 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11490 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
11493 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11494 Uros Bizjak <ubizjak@gmail.com>
11496 * config/i386/predicates.md (call_insn_operand): Allow
11497 constant_call_address_operand in Pmode only.
11498 (sibcall_insn_operand): Ditto.
11499 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
11500 (*call_vzeroupper): Ditto.
11502 (*sibcall_vzeroupper): Ditto.
11503 (*call_value): Ditto.
11504 (*call_value_vzeroupper): Ditto.
11505 (*sibcall_value): Ditto.
11506 (*sibcall_value_vzeroupper): Ditto.
11507 (*indirect_jump): Ditto.
11508 (*tablejump_1): Ditto.
11509 (indirect_jump): Convert memory address to word mode for TARGET_X32.
11510 (tablejump): Ditto.
11511 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
11514 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
11517 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
11518 Use movrt_negc instead of negc pattern for non-SH2A.
11519 (*movnegt): Remove.
11520 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
11522 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
11524 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
11525 if Pmode != word_mode.
11526 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
11527 Pmode == SImode for TARGET_X32.
11529 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
11530 (tls_initial_exec_x32): Likewise.
11532 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
11534 PR rtl-optimization/52528
11535 * combine.c (can_combine_p): Add setting of subst_low_luid
11536 before call to expand_field_assignment().
11538 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11540 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
11541 and related program names.
11543 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11545 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
11547 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
11550 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
11551 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
11552 to set code to 'q'.
11553 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
11554 (*movdi_internal_rex64): Use %E operand modifier for lea.
11555 (*movsi_internal): Ditto.
11557 (*lea<mode>_2): Ditto.
11558 (*lea_{3,4,5,6}_zext): Ditto.
11559 (*tls_global_dynamic_32_gnu): Ditto.
11560 (*tls_global_dynamic_64): Ditto.
11561 (*tls_dynamic_gnu2_lea_32): Ditto.
11562 (*tls_dynamic_gnu2_lea_64): Ditto.
11563 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
11565 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11567 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
11568 redefine to be NULL if the current bit-size is different from the
11569 configured bit-size.
11571 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
11572 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
11573 set the default tuning. Add asserts to make sure the cpu and tune
11574 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
11575 test whether the index is set, instead of > 0.
11576 (rs6000_file_start): Do not reset the default cpu if the current
11577 bit-size is different from the configured bit-size.
11579 2012-03-09 Tristan Gingold <gingold@adacore.com>
11581 * config/vms/vms-crtlmap.map: Add comments.
11582 Add entries needed to build Ada RTS.
11584 2012-03-09 Tristan Gingold <gingold@adacore.com>
11586 * ginclude/stddef.h: Do not define __size_t on VMS.
11588 2012-03-09 Tristan Gingold <gingold@adacore.com>
11590 * c-tree.h (c_default_pointer_mode): New variable.
11591 * c-decl.c (c_default_pointer_mode): New variable.
11592 (c_build_pointer_type): New function.
11593 (grokdeclarator): Call c_build_pointer_type instead
11594 of build_pointer_type.
11596 * config/vms/vms-c.c: Include c-tree.h
11597 (saved_pointer_mode): New variable.
11598 (handle_pragma_pointer_size): New function.
11599 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
11600 (vms_c_register_pragma): Register __pointer_size and
11601 __required_pointer_size pragmas.
11603 2012-03-09 Tristan Gingold <gingold@adacore.com>
11605 * config/vms/vms-c.c (vms_construct_include_filename): New function.
11606 (vms_c_register_includes): Reference it.
11608 2012-03-09 Andrew Pinski <apinski@cavium.com>
11610 PR middle-end/51988
11611 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
11612 print_generic_expr.
11613 (tree_ssa_phiopt_worker): Go through all the PHIs for
11614 value_replacement instead of just the singleton one.
11615 (value_replacement): Change return type to int. Return 0 instead of
11617 Allow the middle basic block to contain more than just the defining
11619 Handle non empty middle basic blocks.
11620 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
11622 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
11624 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
11625 array reference and component reference.
11626 (analyze_scalar_evolution_for_address_of): New.
11628 2012-03-08 Jie Zhang <jzhang918@gmail.com>
11631 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
11632 (hwloop_pattern_reg): Fix set but not used warning.
11633 (bfin_reorg_loops): Remove unused parameter.
11634 (bfin_reorg): Update use of bfin_reorg_loops.
11636 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
11638 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
11639 with integer parameters in registers.
11640 (gen_push): Push register in word_mode instead of Pmode.
11641 (ix86_emit_save_regs): Likewise.
11642 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
11643 (gen_pop): Pop register in word_mode instead of Pmode.
11644 (ix86_emit_restore_regs_using_pop): Likewise.
11645 (ix86_expand_prologue): Replace Pmode with word_mode for push
11646 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
11647 restore RAX and R10 in word_mode.
11648 (ix86_emit_restore_regs_using_mov): Restore integer registers
11650 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
11652 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
11653 (ix86_split_long_move): Likewise.
11655 * config/i386/i386.md (W): New.
11656 (*push<mode>2_prologue): Replace :P with :W.
11657 (*pop<mode>1): Likewise.
11658 (*pop<mode>1_epilogue): Likewise.
11659 (push/pop peephole2): Use word_mode scratch registers.
11661 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11663 * config/i386/predicates.md (indirect_branch_operand): Simplify.
11665 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11667 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
11668 for constants in [-63,63].
11670 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11674 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11676 * config/i386/i386.c (ix86_print_operand_address): Only handle
11677 zero-extended DImode addresses.
11679 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11681 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
11682 * configure: Regenerate.
11684 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11687 * config/avr/avr.c (avr_mem_clobber): New static function.
11688 (avr_expand_delay_cycles): Add memory clobber operand to
11689 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
11690 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
11691 (enable_interrupt, disable_interrupt): New expander.
11692 (nopv, sleep, wdr): New expanders.
11693 (delay_cycles_1): Add memory clobber.
11694 (delay_cycles_2): Add memory clobber.
11695 (delay_cycles_3): Add memory clobber.
11696 (delay_cycles_4): Add memory clobber.
11697 (cli_sei): New insn from former "enable_interrupt",
11698 "disable_interrupt" with memory clobber.
11699 (*wdt): New insn from former "wdt" with memory clobber.
11700 (*nopv): Similar, but for "nopv".
11701 (*sleep): Similar, but for "sleep".
11703 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
11704 Kaz Kojima <kkojima@gcc.gnu.org>
11707 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
11708 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
11709 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11711 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11713 * config/i386/predicates.md (x86_64_zext_general_operand): New.
11714 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
11715 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
11717 2012-03-07 Walter Lee <walt@tilera.com>
11719 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
11720 REG_CFA_* notes for the stack pointer.
11721 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
11722 EH_RETURN_STACKADJ_RTX.
11723 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
11724 generate REG_CFA_* notes for the stack pointer.
11725 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
11726 by EH_RETURN_STACKADJ_RTX.
11728 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11730 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
11731 when __AVR_3_BYTE_PC__ is defined.
11733 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11735 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
11736 (ix86_print_operand): Handle '^'.
11737 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
11738 using P mode iterator. Add %^ to asm template to conditionally emit
11740 (*rep_movdi_rex64): Ditto.
11741 (*strsetdi_rex_1): Ditto.
11742 (*rep_stosdi_rex64): Ditto.
11743 (*strmov{si,hi,qi}_1): Add %^ to asm template to
11744 conditionally emit addr32 prefix.
11745 (*rep_mov{si,qi}): Ditto.
11746 (*strset{si,hi,qi}): Ditto.
11747 (*rep_stos{si,qi}): Ditto.
11748 (*cmpstrnqi_nz_1): Ditto.
11749 (*cmpstrnqi_1): Ditto.
11750 (*strlenqi_1): Ditto.
11752 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
11754 * config/i386/i386.c (function_value_64): Return pointers in
11755 word_mode instead of Pmode.
11756 (ix86_promote_function_mode): Likewise.
11758 2012-03-07 Richard Guenther <rguenther@suse.de>
11760 * coverage.c (get_gcov_type): Use type_for_mode.
11761 (get_gcov_unsigned_t): Likewise.
11762 * expr.c (store_constructor): Use type_for_mode.
11763 (try_casesi): Likewise.
11764 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
11765 (add_standard_iv_candidates): Use standard type trees.
11766 * dojump.c (do_jump): Remove dead code.
11768 2012-03-07 Richard Guenther <rguenther@suse.de>
11770 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
11772 2012-03-07 Richard Guenther <rguenther@suse.de>
11774 * convert.c (strip_float_extensions): Move ...
11775 * tree.c (strip_float_extensions): ... here.
11777 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11780 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
11782 2012-03-07 Richard Guenther <rguenther@suse.de>
11784 * omp-low.c (extract_omp_for_data): Use signed_type_for.
11785 (expand_omp_for_generic): Likewise.
11786 (expand_omp_for_static_nochunk): Likewise.
11787 (expand_omp_for_static_chunk): Likewise.
11788 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
11789 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
11790 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
11791 Use unsigned_type_for.
11792 (vect_create_cond_for_align_checks): Use signed_type_for.
11794 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
11796 PR rtl-optimization/52203
11797 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
11798 all callers to pass NULL except ...
11799 (reset_sched_cycles_in_current_ebb): ... here, save the value
11800 in new variable 'empty'. Increase issue_rate only for
11803 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
11806 * Makefile.in: Let install-gcc-ar depend on installdirs,
11807 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
11808 Don't double canonicalize if cross-compiling.
11810 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11813 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
11814 to: RAMPZ, RAMPY, RAMPX, RAMPD.
11815 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
11817 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11820 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
11822 * config/avr/avr.md (xload_8): Adjust insn length.
11824 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11827 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
11828 if RAMPZ affects reading from RAM.
11830 2012-03-07 Richard Guenther <rguenther@suse.de>
11834 * doc/invoke.texi (Precompiled Headers): Remove sentence that
11835 suggests you can include PCHs from inside another header.
11837 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
11839 PR middle-end/52515
11840 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
11842 2012-03-07 Kai Tietz <ktietz@redhat.com>
11844 * doc/invoke.texi (fwritable-relocated-rdata): Document
11845 new Cygwin/MinGW target option.
11846 * config/i386/winnt.c (i386_pe_unique_section): Ignore
11847 reloc if flag -fwritable-relocated-rdata is not set.
11848 (i386_pe_section_type_flags): Likewise.
11849 * config/i386/cygming.opt (fwritable-relocated-rdata):
11850 Add new flag variable flag_writable_rel_rdata.
11852 2012-03-07 Richard Guenther <rguenther@suse.de>
11854 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
11855 precision against gimple constraints.
11857 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
11859 PR middle-end/52372
11860 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
11862 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
11863 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
11865 (init_emit_regs): Move associated initialization to...
11866 (init_emit_once): ...here.
11868 2012-03-06 Richard Henderson <rth@redhat.com>
11870 * config/m68k/m68k.h (ISA_HAS_TAS): New.
11871 * config/m68k/sync.md (atomic_test_and_set): Use it.
11872 (atomic_test_and_set_1): Likewise.
11874 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
11877 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
11878 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
11879 (vector_ltgt<mode>): Likewise.
11880 (vector_ordered<mode>): Likewise.
11881 (vector_unordered<mode>): Likewise.
11882 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
11884 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
11886 * trans-mem.c: New typedef for tm_region_p.
11887 Define vector types for tm_region_p.
11888 (tm_region_init): Replace region_worklist to a vector called
11891 2012-03-06 Richard Guenther <rguenther@suse.de>
11893 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
11894 MEM_REF with constant pointer operand.
11896 2012-03-06 Richard Guenther <rguenther@suse.de>
11898 PR middle-end/52493
11899 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
11901 2012-03-06 Tristan Gingold <gingold@adacore.com>
11903 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
11904 (external_model_kind): Improve documentation.
11905 (vms_pragma_extern_model): Handle relaxed_redef.
11906 (vms_c_register_pragma): Allow expansion for nomember_alignment.
11908 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
11910 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
11911 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
11912 Some more notes on EIND usage and reorder EIND subsection.
11914 2012-03-06 Tristan Gingold <gingold@adacore.com>
11916 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
11917 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
11919 2012-03-06 Tristan Gingold <gingold@adacore.com>
11921 * config/vms/t-vmsnative (version): Define.
11922 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
11924 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
11926 PR rtl-optimization/52250
11927 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
11928 to put note list into. Unconditionally call move_bb_info.
11929 (move_bb_info): Do not assert the blocks being in the same region,
11930 just drop the note list if they are not.
11932 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
11935 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
11936 and use unified expansion logic.
11937 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
11938 closer to the existing movt insn.
11939 (negc): Rename insn to *negc. Add new expander.
11940 (movnegt): Use xor pattern for T bit negation. Reserve helper
11941 constant for negc pattern.
11942 (*movnegt): New insn and splitter.
11944 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11946 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
11949 2012-03-05 Richard Henderson <rth@redhat.com>
11951 * genemit.c (main): Include "target.h" in insn-emit.c.
11952 * Makefile.in (insn-emit.o): Depend on TARGET_H.
11953 * config/sh/sync.md (atomic_test_and_set): Reference
11954 targetm.atomic_test_and_set_trueval instead of
11955 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
11957 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
11959 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
11962 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
11964 * langhooks.c (add_builtin_type): New function.
11965 * langhooks.h (add_builtin_type): Export it.
11966 * config/mep/mep.c (mep_init_builtins): Use it.
11967 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
11969 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11972 * tree.h (BLOCK_SAME_RANGE): Define.
11973 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
11974 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
11975 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
11976 isn't equal to supercontext fragment's fragment chain.
11977 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
11979 (blocks_nreverse_all): Likewise.
11980 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
11981 BLOCK_SUPERCONTEXT to supercontext fragment instead of
11982 supercontext fragment's fragment origin.
11983 * dwarf2out.c (add_high_low_attributes): If stmt has the same
11984 range as its parent (or parents thereof etc.), use the parent's
11985 DW_AT_ranges value instead of creating a new .debug_ranges range.
11987 2012-03-05 Richard Henderson <rth@redhat.com>
11990 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
11991 * omp-low.c (expand_omp_atomic): Assume anything aligned to
11992 BIGGEST_ALIGNMENT is aligned.
11994 2012-03-05 Richard Henderson <rth@redhat.com>
11996 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
11997 * config/sh/sh.c: ... here.
11999 2012-03-05 Richard Henderson <rth@redhat.com>
12002 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
12003 instead of calling negqi2 directly.
12005 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
12007 PR middle-end/52463
12008 * trans-mem.c (tm_region_init): Use last_basic_block.
12010 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
12012 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
12013 * config/sh/sync.md (atomic_test_and_set): New expander.
12014 (tasb, atomic_test_and_set_soft): New insns.
12015 * config/sh/sh.opt (menable-tas): New option.
12016 * doc/invoke.texi (SH Options): Document it.
12018 2012-03-05 Richard Guenther <rguenther@suse.de>
12020 * cfgloop.c (verify_loop_structure): Verify dominators before
12022 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
12023 dominators from here.
12024 * graphite-scop-detection.c (create_sese_edges): Likewise.
12025 * loop-doloop.c (doloop_optimize_loops): Likewise.
12026 * loop-init.c (loop_optimizer_init): Likewise.
12027 * loop-unroll.c (unroll_and_peel_loops): Likewise.
12028 * loop-unswitch.c (unswitch_loops): Likewise.
12029 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
12030 * tree-parloops.c (parallelize_loops): Likewise. Verify
12031 only when checking is enabled.
12032 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
12034 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
12036 * genautomata.c (parse_automata_opt): New static function.
12037 (initiate_automaton_gen): Remove all option handling code. Remove
12038 argc argument. All callers changed.
12039 (main): Call init_rtx_reader_args_cb with the new function as argument.
12041 2012-03-05 Richard Guenther <rguenther@suse.de>
12043 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
12044 * tree-if-conv.c (combine_blocks): Free post-dominator info
12046 * tree-parloops.c (create_parallel_loop): Free and re-compute
12047 dominator info after breaking it.
12049 2012-03-05 Richard Guenther <rguenther@suse.de>
12051 PR middle-end/52353
12052 * optabs.h (trapv_unoptab_p): New function.
12053 (trapv_binoptab_p): Likewise.
12054 * optabs.c (expand_binop): Use emit_libcall_block_1 with
12055 a proper equiv_may_trap argument.
12056 (expand_unop): Likewise.
12057 (emit_libcall_block_1): Take extra argument whether the
12058 instruction may trap. Renamed from ...
12059 (emit_libcall_block): ... this. New wrapper.
12061 2012-03-05 Jakub Jelinek <jakub@redhat.com>
12063 PR tree-optimization/51721
12064 * tree-vrp.c (register_edge_assert_for_2): If comparing
12065 lhs of right shift by constant with an integer constant,
12066 add ASSERT_EXPRs for the rhs1 of the right shift.
12068 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
12070 2012-03-05 Richard Guenther <rguenther@suse.de>
12072 * tree.c (integer_zerop): Handle VECTOR_CSTs.
12073 (integer_onep): Likewise.
12074 (integer_all_onesp): Likewise.
12076 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
12078 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
12080 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
12082 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
12083 instead of TARGET_64BIT.
12085 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
12087 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
12090 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
12092 * config/i386/i386.c (ix86_print_operand_address): Only handle
12093 zero-extended DImode addresses.
12095 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
12097 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
12098 taken and cputaken as bool.
12100 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
12102 * config/i386/constraints.md (Ya): New internal constraint.
12103 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
12104 (*zero_extendsidi2_rex64): Add x,x alternative.
12105 (*zero_extendsidi2): Ditto. Add o,0 alternative.
12106 Remove flags reg clobber. Adjust corresponding splits.
12107 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
12108 zero_extendqisi2 expanders using SWI12 mode iterator.
12109 (zero_extend<mode>si2_and): Macroize insn from
12110 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
12112 (*zero_extend<mode>si2): Macroize insn from
12113 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
12114 (*zero_extend*2_movzbl_and): Remove insn patterns.
12115 (zero_extendqihi2_and): Merge corresponding splitter.
12116 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
12117 (*zero_extend*2_movzbl_and): Remove insn patterns.
12118 (*anddi_1): Split TYPE_IMOVX instructions.
12119 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
12121 (and->zext splitter): Add splitter pattern.
12122 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
12124 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
12126 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
12128 (Debugging Options): Likewise.
12129 (Optimize Options): Likewise.
12130 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
12131 with other architectures. Use official processor names with correct
12132 spelling/capitalization. Fix formatting and grammar issues.
12133 (i386 and x86-64 Windows Options): Similar cleanup here.
12135 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
12137 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
12139 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
12141 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
12142 DBX_REGISTER_NUMBER.
12144 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
12146 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
12147 operand is CONST_INT. Take COSTS_N_INSNS into account.
12148 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
12151 2012-03-02 Richard Henderson <rth@redhat.com>
12153 * optabs.c (expand_atomic_test_and_set): Honor
12154 atomic_test_and_set_trueval even when atomic_test_and_set
12155 optab is not in use.
12157 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
12161 * config/sh/sh.c (sh_register_move_cost): Increase cost between
12162 GENERAL_REGS and FP_REGS for SImode.
12164 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12167 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
12168 (absdi2): New expander.
12169 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
12171 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12173 * config/sh/sync.md (atomic_exchange<mode>): New expander.
12174 (atomic_exchange<mode>_soft): New insn.
12176 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12178 * config/sh/sync.md: Update copyright notice dates.
12179 (atomic_compare_and_swap<mode>): Use SImode for return value instead
12181 (atomic_compare_and_swap<mode>_soft): Likewise.
12183 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12186 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
12187 * config/sh/sh.c: Update copyright notice dates.
12188 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
12189 alignment for TARGET_HARD_SH4.
12190 (sh_option_override): Reduce default function alignment. Set
12191 loop alignment to 4 bytes when not optimizing for size.
12193 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
12195 PR middle-end/50335
12196 * doc/invoke.texi (floop-flatten): Remove.
12197 * toplev.c (process_options): Remove references to flag_loop_flatten.
12198 * tree-ssa-loop.c (gate_graphite_transform): Same.
12199 * common.opt (floop-flatten): Obsolete.
12200 * graphite-poly.c (apply_poly_transforms): Remove reference to
12202 * Makefile.in (graphite-flattening.o): Remove.
12203 * graphite-flattening.c: Remove.
12205 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
12207 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
12208 having mode compatible with the mode of previous compare. Substitute
12209 compare mode of previous compare with the mode, compatible
12210 with eliminated and previous compare.
12212 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
12214 * config/rs6000/dfp.md (floatdidd2): New define_insn.
12216 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
12218 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
12219 compatible with CCGOCmode and CCGCmode.
12221 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
12223 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
12225 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
12227 * config/arm/arm.c (arm_sat_operator_match): New function.
12228 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
12229 * config/arm/arm.md ("insn" attribute): Add "sat" value.
12230 ("SAT", "SATrev"): New code iterators.
12231 ("SATlo", "SAThi"): New code iterator attributes.
12232 ("*satsi_<SAT:code>"): New pattern.
12233 ("*satsi_<SAT:code>_shift"): Likewise.
12234 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
12235 and "shift" attributes.
12236 ("arm_usatsihi"): Add "insn" attribute.
12237 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
12238 by powers of two. Do not allow shift by 32.
12240 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
12243 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
12244 to pass the argument in the register of "natural" mode.
12246 2012-03-02 Richard Guenther <rguenther@suse.de>
12248 PR tree-optimization/52406
12249 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
12250 (struct indices): Add unconstrained_base member.
12251 (struct dr_alias): Remove unused vops member.
12252 (DR_UNCONSTRAINED_BASE): New define.
12253 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
12254 add indices to allow their disambiguation. Make DR_BASE_OBJECT
12255 be an artificial access that covers the whole indexed object,
12256 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
12257 plain decl base-objects to their MEM_REF variant.
12258 (dr_may_alias_p): When the base-object of either data reference
12259 has unknown size use only points-to information.
12260 (compute_affine_dependence): Make dumps easier to read and
12262 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
12263 DR_REF when looking for packed references.
12264 (vect_supportable_dr_alignment): Likewise.
12266 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
12268 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
12269 Improve conditions for peepholes of loads followed by commutative
12271 * config/arm/ldmstm.md: Regenerated.
12273 2012-03-02 Richard Guenther <rguenther@suse.de>
12275 * BASE-VER: Set to 4.8.0.
12277 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
12279 * config.gcc (obsolete): Add all ARM targets using the FPA.
12280 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
12281 * doc/install.texi: Avoid references to obsolete ARM ports.
12283 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
12285 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
12287 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
12288 Joern Rennecke <joern.rennecke@embecosm.com>
12290 * doc/extend.texi: Expand and update information on interrupt
12291 attribute for Epiphany.
12293 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12295 * config/sh/sh-protos.h: Update copyright notice dates.
12296 * config/sh/sh.h: Likewise.
12297 * config/sh/sh.md: Likewise.
12298 * config/sh/constraints.md: Likewise.
12299 * config/sh/predicates.md: Likewise.
12301 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12303 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
12304 * config/sh/sh.c (tertiary_reload_operand): Likewise.
12306 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12308 * config/sh/constraints.md: Fix comment typo.
12310 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12313 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
12314 unsigned HOST_WIDE_INT.
12315 (zvdep_imm64): Likewise.
12316 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
12317 (vdepi_and): Likewise.
12318 Likewise for unamed 64-bit patterns.
12319 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
12321 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
12324 PR rtl-optimization/52417
12325 * cselib.c (cselib_any_perm_equivs): New variable.
12326 (cselib_reset_table): Check that it's not set when not
12327 preserving constants.
12328 (cselib_add_permanent_equiv): Set it.
12329 (cselib_have_permanent_equivalences): New.
12330 (cselib_init, cselib_finish): Reset it.
12331 * cselib.h (cselib_have_permanent_equivalences): Declare.
12332 * alias.c (get_addr): Restore earlier behavior when there
12333 aren't permanent equivalences.
12335 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
12337 * config/mn10300/mn10300-modes.def: Fix copyright notice.
12338 * config/v850/v850-modes.def: Fix copyright notice.
12340 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
12342 * doc/extend.texi (AVR Built-in Functions): Document
12343 __builtin_avr_flash_segment.
12345 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
12346 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
12347 (*split.flash_segment): New insn-and-split.
12348 * config/avr/avr.c (avr_init_builtins): Add local variables:
12349 const_memx_void_node, const_memx_ptr_type_node,
12350 char_ftype_const_memx_ptr.
12352 2012-03-01 Jakub Jelinek <jakub@redhat.com>
12354 PR tree-optimization/52445
12355 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
12356 add ssa_name_ver, offset and size fields and change store field
12358 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
12359 (add_or_mark_expr): Likewise. Only consider previous stores
12360 with the same size and offset.
12361 (nt_init_block): Only look at gimple_assign_single_p stmts,
12362 doesn't look at rhs2.
12364 2012-03-01 Richard Guenther <rguenther@suse.de>
12366 PR middle-end/52443
12367 * tree-cfg.c (verify_gimple_assign_unary): Allow any
12368 conversions from integral types to pointer types.
12370 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
12372 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
12373 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
12374 unintentionally removed in r184616.
12376 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12378 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
12381 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12382 Uros Bizjak <ubizjak@gmail.com>
12385 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
12386 alternatives, add "e" constraint to the new last alternative
12387 and ! to last 3 alternatives.
12389 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
12391 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
12392 DW_AT_artificial attributes at the end of the processing.
12393 (gen_array_type_die): Likewise.
12394 (gen_enumeration_type_die): Likewise.
12395 (gen_struct_or_union_type_die): Likewise.
12396 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
12399 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12401 PR middle-end/52419
12402 * expr.c (expand_assignment): If doing misaligned store that doesn't
12403 cover all mode bits, perform a RMW cycle.
12405 PR tree-optimization/52429
12406 * tree-parloops.c (separate_decls_in_region_debug): Return early
12407 if var is LABEL_DECL.
12409 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12411 PR tree-optimization/52424
12412 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
12413 calling dom_thread_across_edge.
12415 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12417 * config/avr/avr.c: Move definition of TARGET macros to end of file.
12419 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12421 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
12422 * config/avr/avr.c (avr_output_bld): Remove unused function.
12423 (avr_out_sbxx_branch): Use "%T" to print bit position.
12425 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12427 * config/avr/avr.md: Untabify.
12429 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12431 * config/avr/avr.md (eqne): New code iterator.
12432 (*dec-and-branchsi): Use it in text peephole's condition.
12433 (*dec-and-branchhi): Ditto.
12434 (*dec-and-branchqi): Ditto.
12436 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12439 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
12440 the device does not have the skip-bug.
12442 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
12444 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
12445 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
12446 -mpretend-cmove): New.
12448 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12451 * df.h (struct df_d): Adjust comment that hard_regs_live_count
12452 doesn't count DEBUG_INSN refs.
12453 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
12454 for DEBUG_INSN refs.
12456 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12460 2012-02-20 Richard Guenther <rguenther@suse.de>
12461 PR tree-optimization/52298
12462 * tree-vect-stmts.c (vectorizable_load): Properly use
12463 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
12465 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
12467 PR middle-end/51752
12468 * gimple.h (gimple_in_transaction): New.
12469 (gimple_set_in_transaction): New.
12470 (struct gimple_statement_base): Add in_transaction field.
12471 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
12473 (tree_ssa_lim_initialize): Compute transaction bits.
12474 * tree.h (compute_transaction_bits): Protoize.
12475 * trans-mem.c (tm_region_init): Use the heap to store BB
12477 (compute_transaction_bits): New.
12479 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12481 * gcc.c (display_help): Document --help=common and sort entries
12484 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12486 * doc/install.texi: Document check-$LANG specific shortcuts
12488 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12491 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
12493 * config/arm/arm_neon.h: Regenerate.
12494 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
12495 (neon_vcgeu): New insn.
12496 (neon_vcgtu): Likewise.
12497 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
12498 (ops): Unsigned comparison intrinsics call a different builtin.
12500 2012-02-28 Richard Guenther <rguenther@suse.de>
12503 * config/i386/i386.c (ix86_expand_vector_set): Fix element
12504 ordering for the VEC_CONCAT for two element vectors for
12505 V2SFmode, V2SImode and V2DImode.
12507 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12510 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
12511 detecting big-endian triplets.
12513 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12515 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
12516 mode if there is no type information available.
12518 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
12520 PR tree-optimization/53207
12521 * doc/invoke.texi: Document as experimental and relying on graphite.
12523 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12525 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
12526 of initializer to changes from r184614.
12528 2012-02-28 Richard Guenther <rguenther@suse.de>
12530 PR tree-optimization/52395
12531 * tree-sra.c (build_ref_for_offset): Also look at the base
12532 TYPE_ALIGN when figuring out the alignment of the replacement.
12534 2012-02-28 Richard Guenther <rguenther@suse.de>
12536 PR tree-optimization/52402
12537 * ipa-prop.c (ipa_modify_call_arguments): Properly use
12538 mis-aligned types when creating the accesses at the call site.
12540 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12542 * config/avr/builtins.def: New file.
12543 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
12544 * config/avr/avr.c (enum avr_builtin_id): Use it.
12545 (avr_init_builtins): Use it. And use avr_bdesc.
12546 (bdesc_1arg): Remove.
12547 (bdesc_2arg): Remove.
12548 (bdesc_3arg): Remove.
12549 (struct avr_builtin_description): Add field n_args.
12550 (avr_bdesc): New static variable using builtins.def.
12551 (avr_expand_builtin): Use it.
12552 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
12553 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
12554 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
12556 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12559 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
12560 match only one single hard register with respective hard reg rtx.
12561 (movmemx_<mode>): Ditto.
12562 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
12563 insn anatomy of movmem[x]_<mode>.
12564 (avr_out_movmem): Same for printing assembler and operand usage.
12566 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12570 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
12571 address spaces located outside of device flash.
12573 * config/avr/avr.h (base_arch_s): Remove field n_segments.
12574 (mcu_type_s): Add field n_flash.
12575 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
12576 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
12577 (AVR_MCU): Add N_FLASH argument.
12578 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
12579 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
12580 macro __FLASH<n> if that address space makes sense for the device.
12581 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
12582 outside of target flash.
12583 (avr_asm_named_section): Ditto.
12584 (avr_asm_select_section): Ditto.
12585 (avr_addr_space_convert): Ditto.
12586 (avr_emit_movmemhi): Ditto.
12587 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
12588 address space is outside of device flash.
12589 (avr_insert_attributes): Ditto.
12590 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
12591 avr_current_arch->n_segments.
12593 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
12596 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
12597 (*movabs<mode>_2): Likewise.
12599 2012-02-27 Jakub Jelinek <jakub@redhat.com>
12602 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
12603 s_register_operand in the test instead of REG_P. Don't call
12604 gen_reg_rtx if it won't be used.
12606 PR tree-optimization/52376
12607 * ipa-split.c (split_function): Ignore CLOBBER stmts.
12609 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
12611 * ifcvt.c (noce_get_condition): Check condition variable is not
12612 small_register_classes_for_mode_p before accepting.
12614 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
12616 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
12618 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12621 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12622 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
12624 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
12626 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
12628 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
12630 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
12632 * config/sh/predicates.md: Remove blank lines.
12633 * config/sh/sh.c: Fix typos in comments.
12634 * config/sh/constraints.md: Likewise.
12635 * config/sh/sh.md: Remove blank lines.
12636 Fix typos in comments. Use ;; as comment characters.
12638 2012-02-26 Walter Lee <walt@tilera.com>
12640 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
12641 (replace_mov_pcrel_step2): Ditto.
12643 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
12646 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
12647 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
12648 and locs that reference values newer than the non-canonical value
12649 at hand. Return the canonical value as a worst case.
12650 (memrefs_conflict_p): Walk canonical value's locs.
12653 * cselib.c (preserve_only_constants): Rename to...
12654 (preserve_constants_and_equivs): ... this. Split out...
12655 (invariant_or_equiv_p): ... this. Preserve plus expressions
12656 of other preserved expressions too.
12657 (cselib_reset_table): Adjust.
12658 * var-tracking.c (reverse_op): Use canonical value to build
12661 2012-02-23 Kai Tietz <ktietz@redhat.com>
12663 * config/i386/i386.c (ix86_delegitimize_address): Handle
12664 UNSPEC_PCREL plus displacement.
12666 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
12669 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
12670 to test for unusedness in st X addressing.
12672 2012-02-24 Richard Guenther <rguenther@suse.de>
12674 PR middle-end/52361
12675 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
12676 (is_gimple_reg_type): Move inline ...
12677 * gimple.h (is_gimple_reg_type): ... here.
12679 2012-02-24 Richard Guenther <rguenther@suse.de>
12681 PR middle-end/52361
12682 * passes.c (execute_function_todo): When verifying SSA form
12683 verify gimple form first.
12684 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
12686 2012-02-24 Richard Guenther <rguenther@suse.de>
12688 PR middle-end/52355
12689 * fold-const.c (fold_addr_of_array_ref_difference): New function.
12690 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
12692 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12694 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
12696 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12698 * tree-phinodes.c (make_phi_node): Mark static.
12699 * tree-flow.h (make_phi_node): Remove extern decl.
12700 * doc/gimple.texi (make_phi_node): Remove documentation.
12702 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12704 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
12705 * tree-ssa-sccvn.c (print_scc): Ditto.
12707 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12709 * doc/passes.texi (Full redundancy elimination): Fix typo.
12711 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12713 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
12715 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
12718 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
12720 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
12723 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
12725 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
12727 * config/avr/avr.md (code_stdname): Add ior, xor.
12728 (xior): New code iterator.
12729 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
12730 (*<code_stdname><mode>qi.byte1-3): Ditto.
12732 2012-02-23 Jakub Jelinek <jakub@redhat.com>
12734 PR tree-optimization/52019
12735 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
12738 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12740 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
12741 HAVE_INITFINI_ARRAY to work around namespace pollution in
12742 certain versions of newlib system headers.
12743 * config.in: Regenerate.
12744 * configure: Regenerate.
12745 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
12746 instead of HAVE_INITFINI_ARRAY.
12748 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
12751 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
12752 is not offsettable memory reference.
12754 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12757 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
12758 setting avr_need_clear_bss_p for __gnu_lto* symbols.
12760 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12762 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
12763 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
12765 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12767 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
12768 library on Solaris 8 even without TLS support.
12769 * configure: Regenerate.
12771 2012-02-22 Richard Guenther <rguenther@suse.de>
12773 PR middle-end/52329
12774 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
12775 for GIMPLE_DEBUG stmts.
12777 2012-02-22 Martin Jambor <mjambor@suse.cz>
12779 PR middle-end/51782
12780 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
12781 according to the base object.
12783 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12785 PR rtl-optimization/50063
12786 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
12787 and 2 (8-bit SP) in operand 2.
12788 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
12789 setup to use movhi_sp_r instead of vanilla move to write SP.
12790 Adjust REG_CFA notes to superseed unspec.
12791 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
12793 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
12794 known to be off) only with TARGET_NO_INTERRUPTS. Never use
12795 irq_state 1 (IRQ known to be on) here.
12797 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
12799 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
12801 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
12802 assign_hard_reg): Likewise.
12804 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12806 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
12808 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12810 * config/avr/avr.md
12811 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
12812 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
12814 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12816 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
12817 prototype from here to...
12818 * config/avr/avr.h: ...here.
12820 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
12823 * thumb2.md (thumb2_shiftsi3_short): Split register and
12824 immediate shifts. For register shifts tie operands 0 and 1.
12825 (peephole2 for above): Check that register-controlled shifts
12826 have suitably tied operands.
12828 2012-02-21 Quentin Neill <quentin.neill@amd.com>
12831 * config/i386/bdver1.md (bdver1_call, bdver1_push,
12832 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
12833 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
12834 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
12835 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
12836 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
12837 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
12838 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
12839 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
12840 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
12841 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
12842 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
12843 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
12844 bdver1_ssevector_avx256_unaligned_load,
12845 bdver1_ssevector_sse128_unaligned_load,
12846 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
12847 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
12848 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
12849 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
12850 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
12851 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
12852 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
12853 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
12854 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
12855 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
12856 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
12857 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
12858 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
12859 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
12860 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
12861 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
12862 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
12863 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
12864 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
12865 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
12866 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
12867 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
12868 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
12869 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
12870 bdver1_ssediv_double_load, bdver1_ssediv_double,
12871 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
12872 Add "bdver2" attribute.
12874 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12876 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
12877 default if possible and not specified otherwise.
12879 2012-02-21 Richard Guenther <rguenther@suse.de>
12881 PR middle-end/52314
12882 * gimplify.c (create_tmp_from_val): Use the main variant type
12883 for the type of the temporary we create.
12885 2012-02-21 Richard Guenther <rguenther@suse.de>
12887 PR tree-optimization/52324
12888 * gimplify.c (gimplify_expr): When re-gimplifying expressions
12889 do not gimplify a MEM_REF address operand if it is already
12892 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12894 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
12895 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
12897 2012-02-21 Richard Guenther <rguenther@suse.de>
12899 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
12900 nested_in_vect_loop.
12902 2012-02-21 Jakub Jelinek <jakub@redhat.com>
12904 PR tree-optimization/52318
12905 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
12906 vdef also to non-pure/const call stmts in the sequence.
12908 2012-02-21 Tristan Gingold <gingold@adacore.com>
12910 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
12912 2012-02-20 David S. Miller <davem@davemloft.net>
12914 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
12915 don't use the "rd %pc" instruction on v9 for PIC register loads.
12917 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
12919 PR middle-end/52141
12920 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
12921 in a transaction safe function.
12923 2012-02-20 Kai Tietz <ktietz@redhat.com>
12926 * stor-layout.c (place_field): Handle desired_align for
12929 2012-02-20 Richard Guenther <rguenther@suse.de>
12931 PR tree-optimization/52298
12932 * tree-vect-stmts.c (vectorizable_store): Properly use
12933 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
12935 (vectorizable_load): Likewise.
12936 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
12937 Access DR_STEP after ensuring it is not NULL.
12939 2012-02-20 Jakub Jelinek <jakub@redhat.com>
12941 PR tree-optimization/52286
12942 * fold-const.c (fold_binary_loc): For (X & C1) | C2
12943 optimization use double_int_to_tree instead of build_int_cst_wide,
12944 rewrite to use double_int vars.
12946 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12949 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
12951 Remove -e 0 from $gcc_cv_ld invocation.
12952 Only use __GLIBC_PREREQ if defined.
12953 Enable on Solaris since Solaris 8 patch.
12954 (gcc_SUN_LD_VERSION): New macro.
12955 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
12956 gcc_SUN_LD_VERSION for version number format.
12957 * configure: Regenerate.
12958 * varasm.c (get_elf_initfini_array_priority_section): Set
12959 SECTION_NOTYPE for non-default priority.
12960 Use get_section instead of get_unnamed_section to emit
12961 .init_array/.fini_array with default priority.
12963 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12965 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
12966 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
12967 (mips_start_unique_function, mips_output_mips16_rdhwr)
12968 (mips_code_end): New functions.
12969 (TARGET_ASM_CODE_END): Define.
12971 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12973 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
12974 to stubs with non-sibling calls.
12976 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
12978 * doc/invoke.texi (-fira-* options): Copy-edit.
12979 (ira-* parameters): Copy-edit.
12981 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12983 * doc/invoke.texi: Minor copy-edits to bring into conformance with
12984 GCC coding conventions.
12986 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12988 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
12989 when used as adjectives.
12991 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
12993 * doc/invoke.texi: Clean up "that"/"which" confusion.
12995 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
12997 * system.h: Poison SMALL_REGISTER_CLASSES
12998 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
12999 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
13001 2012-02-16 Jakub Jelinek <jakub@redhat.com>
13003 PR tree-optimization/52285
13004 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
13005 when deciding if a call is a tail call or tail recursion.
13007 2012-02-16 Kai Tietz <ktietz@redhat.com>
13009 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
13010 interger-constant displacement for UNSPEC_PCREL.
13012 2012-02-16 Jakub Jelinek <jakub@redhat.com>
13014 PR rtl-optimization/52208
13015 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
13016 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
13018 PR tree-optimization/52255
13019 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
13020 loop->header has virtual PHI, but exit_e->dest doesn't, add
13021 virtual PHI to exit_e->dest and adjust all uses after the loop.
13024 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
13025 children with clone_tree_hash, not after it.
13027 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
13029 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
13030 extended identifiers.
13032 2012-02-16 Jakub Jelinek <jakub@redhat.com>
13034 PR middle-end/51929
13035 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
13036 a same_body_alias, also test whether e->callee isn't a former
13037 or current clone of the decl this is a same body alias of.
13039 PR translation/52264
13040 * cgraphunit.c (verify_cgraph_node): Fix a typo.
13042 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
13044 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
13046 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
13049 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
13050 force_reg instead of copy_to_reg for better optimization. Force
13051 non-register or memory operands into a register.
13053 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
13055 * extend.texi: Reserve upper bits of memory model for future use.
13057 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
13058 Anatoly Sokolov <aesok@post.ru>
13059 Eric Weddington <eric.weddington@atmel.com>
13062 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
13063 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
13064 Rewrite initializers for .macro.
13065 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
13066 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
13067 atxmega32d4, atxmega32x1.
13068 avrxmega4: atxmega64a3, atxmega64d3.
13069 avrxmega5: atxmega64a1, atxmega64a1u.
13070 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
13071 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
13072 avrxmega7: atxmega128a1, atxmega128a1u.
13073 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
13074 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
13075 (struct base_arch_s): Rename reserved to xmega_p.
13076 Rename reserved2 to have_rampd.
13077 (AVR_XMEGA): New define.
13078 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
13079 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
13080 * config/avr/predicates.md (io_address_operand): Take into
13081 account SFR offset.
13082 (low_io_address_operand): Ditto.
13083 (high_io_address_operand): Ditto.
13084 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
13085 (enabled, movhi_sp_r): Use them.
13086 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
13087 cpp_define_formatted to built-in define __AVR_ARCH__.
13088 (__AVR_XMEGA__): New built-in define.
13089 (__AVR_HAVE_RAMPD__): New built-in define.
13090 (__AVR_HAVE_RAMPX__): New built-in define.
13091 (__AVR_HAVE_RAMPY__): New built-in define.
13092 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
13094 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
13095 (avr_option_override): Initialize them.
13096 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
13097 (avr_init_expanders): Initialize them. No more block several calls.
13098 (emit_push_sfr): New static function.
13099 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
13101 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
13102 (avr_print_operand): Print addreeses as symbols for
13103 RAMPX, RAMPY, RAMPD, CCP.
13104 (output_movhi): Handle AVR_XMEGA when writing to SP.
13105 (avr_out_movhi_mr_r_xmega): New static function.
13106 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
13107 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
13108 __RAMPD__, __CCP__ as needed.
13110 * config/avr/multilib.h: Regenerate.
13111 * config/avr/t-multilib: Regenerate.
13112 * config/avr/avr-tables.opt: Regenerate.
13114 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
13116 PR tree-optimization/50561
13117 * graphite-flattening.c (lst_project_loop): Do not
13118 remove old scattering dimensions after flattening.
13119 (lst_do_flatten): Likewise.
13121 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
13123 * doc/extend.texi (AVR Built-in Functions): Remove doc for
13124 __builtin_avr_map8, __builtin_avr_map16.
13125 Document __builtin_avr_insert_bits.
13127 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
13128 (insert_bits): New insn.
13129 (adjust_len.map_bits): Rename to insert_bits.
13130 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
13131 * avr-protos.h (avr_out_map_bits): Remove.
13132 (avr_out_insert_bits, avr_has_nibble_0xf): New.
13133 * config/avr/constraints.md (Cxf,C0f): New.
13134 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
13135 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
13136 New built-in define __BUILTIN_AVR_INSERT_BITS.
13137 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
13138 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
13139 (avr_move_bits): Rewrite.
13140 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
13142 (avr_map_op_t): New typedef.
13143 (avr_map_op): New static variable.
13144 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
13145 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
13146 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
13147 (bdesc_3arg, avr_expand_triop_builtin): New.
13148 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
13149 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
13150 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
13151 (avr_map_equal_p, avr_map_sig_p): Remove.
13152 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
13153 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
13154 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
13155 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
13156 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
13157 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
13159 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
13161 * config/c6x/c6x.md (reserve_cycles): New attribute.
13162 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
13163 don't reserve functional units after the branch occurs.
13165 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
13167 PR middle-end/52142
13168 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
13169 functions into non-tm_pure functions.
13171 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
13174 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
13175 (iterative_hash_canonical_type): Likewise.
13176 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
13179 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
13181 * haifa-sched.c (prune_ready_list): Ensure that if there is a
13182 sched-group insn, it either remains alone or the entire list is pruned.
13184 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
13186 * doc/install.texi (Prerequisites): Fix grammar.
13187 (Configuration): Likewise.
13189 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
13191 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
13192 MPC as part of GCC before describing configuring with --with-gmp etc.
13193 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
13194 sources are present.
13196 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13199 * dwarf2out.c (clone_tree_hash): New function.
13200 (copy_decls_walk): Use it instead of clone_tree.
13202 2012-02-14 Richard Guenther <rguenther@suse.de>
13204 PR tree-optimization/52244
13205 PR tree-optimization/51528
13206 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
13207 replacements for integral types.
13209 2012-02-14 Walter Lee <walt@tilera.com>
13211 * config.gcc: Handle tilegx and tilepro.
13212 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
13213 tilegx and tilepro.
13214 Add HAVE_AS_TLS check for tilegx and tilepro.
13215 * configure: Regenerate.
13216 * doc/contrib.texi: Add Mat Hostetter and self.
13217 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
13218 Document instruction intrinsics and network accessing intrinsics.
13219 (TILEPro Built-in Functions): New node. Document instruction
13220 intrinsics and network accessing intrinsics.
13221 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
13222 (Specific, tilepro-*-linux*): Likewise.
13223 * doc/invoke.texi (TILE-Gx Options): New section.
13224 (TILEPro Options): New section.
13225 * doc/md.texi (TILE-Gx): New section.
13226 (TILEPro): New section.
13227 * common/config/tilegx/tilegx-common.c: New file.
13228 * common/config/tilepro/tilepro-common.c: New file.
13229 * config/tilegx/constraints.md: New file.
13230 * config/tilegx/linux.h: New file.
13231 * config/tilegx/mul-tables.c: New file.
13232 * config/tilegx/predicates.md: New file.
13233 * config/tilegx/sync.md: New file.
13234 * config/tilegx/t-tilegx: New file.
13235 * config/tilegx/tilegx-builtins.h: New file.
13236 * config/tilegx/tilegx-c.c: New file.
13237 * config/tilegx/tilegx-generic.md: New file.
13238 * config/tilegx/tilegx-modes.def: New file.
13239 * config/tilegx/tilegx-multiply.h: New file.
13240 * config/tilegx/tilegx-protos.h: New file.
13241 * config/tilegx/tilegx.c: New file.
13242 * config/tilegx/tilegx.h: New file.
13243 * config/tilegx/tilegx.md: New file.
13244 * config/tilegx/tilegx.opt: New file.
13245 * config/tilepro/constraints.md: New file.
13246 * config/tilepro/gen-mul-tables.cc: New file.
13247 * config/tilepro/linux.h: New file.
13248 * config/tilepro/mul-tables.c: New file.
13249 * config/tilepro/predicates.md: New file.
13250 * config/tilepro/t-tilepro: New file.
13251 * config/tilepro/tilepro-builtins.h: New file.
13252 * config/tilepro/tilepro-c.c: New file.
13253 * config/tilepro/tilepro-generic.md: New file.
13254 * config/tilepro/tilepro-modes.def: New file.
13255 * config/tilepro/tilepro-multiply.h: New file.
13256 * config/tilepro/tilepro-protos.h: New file.
13257 * config/tilepro/tilepro.c: New file.
13258 * config/tilepro/tilepro.h: New file.
13259 * config/tilepro/tilepro.md: New file.
13260 * config/tilepro/tilepro.opt: New file.
13262 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13264 PR tree-optimization/52210
13265 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
13266 vect_model_simple_cost with two entry vect_def_type array instead
13267 of an address of dt.
13269 2012-02-14 Richard Guenther <rguenther@suse.de>
13272 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
13273 Do not stream DECL_QUALIFIER.
13274 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
13275 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
13276 (find_decls_types_r): Do not walk DECL_QUALIFIER.
13278 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13281 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
13284 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13287 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
13288 * cselib.c (cselib_subst_to_values_from_insn): New function.
13289 * sched-deps.c (add_insn_mem_dependence,
13290 sched_analyze_1, sched_analyze_2): Use it.
13292 2012-02-13 Jan Hubicka <jh@suse.cz>
13294 PR middle-end/52214
13295 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
13297 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
13299 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
13300 (GTM_SELF_SPECS): Define if not already defined.
13301 (driver_self_specs): Add GTM_SELF_SPECS.
13302 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
13303 (GTM_SELF_SPECS): Define.
13304 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
13305 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
13307 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13309 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
13312 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
13314 PR middle-end/52230
13315 * omp-low.c (expand_omp_for): If a static schedule without chunk size
13316 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
13318 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
13321 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
13323 2012-02-13 Richard Guenther <rguenther@suse.de>
13325 PR translation/52211
13326 * passes.c (enable_disable_pass): Fix typo.
13328 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13330 PR middle-end/52209
13331 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
13332 XOR for reduce_bit_field if type is unsigned.
13334 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
13336 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
13337 disallow changes from SFmode to mode with different size in FP regs.
13339 2012-02-12 Robert Millan <rmh@gnu.org>
13340 Gerald Pfeifer <gerald@pfeifer.com>
13342 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
13345 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
13347 PR rtl-optimization/52175
13348 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
13349 to frame-related instructions.
13351 2012-02-10 Jason Merrill <jason@redhat.com>
13354 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
13355 (demangle_new_symbols): Fill it.
13356 (scan_linker_output): Walk it.
13357 (start_tweaking): Split out from scan_linker_output.
13358 (maybe_tweak): Update sym->chosen.
13359 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
13361 2012-02-11 Jakub Jelinek <jakub@redhat.com>
13364 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
13366 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
13368 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
13369 having the same mode as previous compare.
13371 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
13373 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
13374 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
13375 (nonlocal_goto_internal): Likewise.
13376 (nonlocal_goto): Emit a use and an indirect jump directly.
13378 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
13381 * doc/extend.texi : Update comments for __atomic_compare_exchange and
13382 __atomic_{is,always}_lock_free.
13384 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
13387 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
13388 negative constant address for TARGET_X32.
13390 2012-02-10 Richard Henderson <rth@redhat.com>
13392 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
13393 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
13394 for GIMPLE_TRANSACTION. Tidy if's into a switch.
13396 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13397 Ira Rosen <irar@il.ibm.com>
13399 PR tree-optimization/50031
13400 * targhooks.c (default_builtin_vectorization_cost): Handle
13401 vec_promote_demote.
13402 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
13403 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
13404 all types of reduction and pattern statements.
13405 (vect_estimate_min_profitable_iters): Likewise.
13406 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
13407 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
13408 for explicit realigns.
13409 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
13410 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
13411 vec_promote_demote.
13412 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
13413 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
13414 vec_perm for VSX and handle vec_promote_demote.
13416 2012-02-10 Jakub Jelinek <jakub@redhat.com>
13418 PR middle-end/52177
13419 * builtins.c (fold_builtin_atomic_always_lock_free,
13420 expand_builtin_atomic_always_lock_free,
13421 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
13422 Return and/or test boolean_true_node/boolean_false_node instead of
13423 integer_one_node/integer_zero_node.
13425 2012-02-10 Jan Hubicka <jh@suse.cz>
13427 PR middle-end/48600
13428 * predict.c (predict_paths_for_bb): Prevent looping.
13429 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
13431 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
13433 * config/arm/arm.c (output_move_double): In one case properly
13434 count number of instructions that will be emitted.
13436 2012-02-10 Richard Guenther <rguenther@suse.de>
13438 PR translation/52193
13439 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
13441 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
13443 PR middle-end/52140
13444 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
13446 2012-02-09 Jakub Jelinek <jakub@redhat.com>
13449 * var-tracking.c (emit_note_insn_var_location): If
13450 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
13451 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
13452 non-NOTE_DURING_CALL_P insn.
13454 2012-02-09 Bin Cheng <bin.cheng@arm.com>
13456 PR middle-end/51867
13457 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
13459 2012-02-08 Magnus Granberg <zorry@gentoo.org>
13462 * gcc.c (switch_matches) Support switches with separated form,
13465 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
13467 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
13469 (RAMPZ_ADDR): Ditto.
13470 * config/avr/avr.c (avr_addr_t): New typedef.
13471 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
13472 (avr_init_expanders): Initialize it.
13473 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
13475 (expand_epilogue): Ditto.
13476 (avr_print_operand): Ditto.
13477 (avr_file_start): Ditto.
13478 (avr_emit_movmemhi): Ditto.
13480 2012-02-08 Richard Guenther <rguenther@suse.de>
13482 PR tree-optimization/46886
13483 * tree-flow.h (do_while_loop_p): Declare.
13484 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
13485 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
13487 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
13489 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
13490 always succeed for integers larger than a native word.
13492 2012-02-08 Richard Guenther <rguenther@suse.de>
13494 PR rtl-optimization/52170
13495 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
13496 properly handle integer vector modes.
13498 2012-02-08 Jakub Jelinek <jakub@redhat.com>
13500 PR gcov-profile/52150
13501 * coverage.c: Include target.h.
13502 (build_var): Call targetm.strip_name_encoding on the assembler name.
13503 Change one _ into . or $ if the target allows it.
13504 * Makefile.in (coverage.o): Depend on $(TARGET_H).
13506 PR rtl-optimization/52139
13507 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
13508 is a BARRIER after emit_insn_after_noloc, move BB_END
13509 to the last non-BARRIER insn before it.
13511 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
13513 PR middle-end/24306
13514 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
13515 (mips_gimplify_va_arg_expr): Call it instead of
13516 std_gimplify_va_arg_expr.
13518 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13520 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
13521 message for -mno-pointers-to-nested-function.
13523 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
13525 PR middle-end/51994
13526 * expr.c (get_inner_reference): If there is an offset, add a negative
13527 bit position to it (if any).
13529 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13531 PR rtl-optimization/52060
13532 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
13533 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
13534 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
13535 and/or i0src_copy2 when needed.
13537 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13539 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
13540 or LTOPLUGINSONAME if have_c.
13542 * config/freebsd-spec.h: Add comment about what macros can be defined
13544 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
13545 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
13548 2012-02-07 Richard Guenther <rguenther@suse.de>
13550 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
13551 newline in -alias dumps.
13553 2012-02-07 Kai Tietz <ktietz@redhat.com>
13554 Dave Korn <dave.korn.cygwin@gmail.com>
13557 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
13558 Take care that typinfo gets dllexport-attribute.
13560 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13562 PR middle-end/52074
13563 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
13564 if modifier < EXPAND_SUM call force_operand on the result.
13566 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
13568 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
13569 adding __forwarder_dst__ prefix if a forwarder_section attribute is
13571 (epiphany_function_type): Replace types for specific interrupts with
13572 EPIPHANY_FUNCTION_INTERRUPT.
13573 (EPIPHANY_INTERRUPT_P): Update.
13574 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
13575 New static function.
13576 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
13577 <disinterrupt>: Affects type identity.
13578 (epiphany_handle_interrupt_attribute): Handle variable number of
13580 (epiphany_compute_function_type): Update for new
13581 epiphany_function_type definition.
13582 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
13583 handlers with a longcall forwarder.
13584 (epiphany_start_function): Handle multiple interrupt arguments and/or
13585 forwarder_section attribute.
13587 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
13590 2012-02-07 Alan Modra <amodra@gmail.com>
13593 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
13596 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13598 PR tree-optimization/50969
13599 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
13600 use vec_perm rather than vector_stmt.
13601 (vect_model_load_cost): Likewise.
13602 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
13603 vec_perm to be the same as other vector statements.
13604 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
13605 cost of vec_perm for TARGET_VSX.
13607 2012-02-06 Richard Guenther <rguenther@suse.de>
13609 PR tree-optimization/52115
13610 * tree-sra.c (access_has_replacements_p): New function.
13611 (sra_modify_assign): Use it to decide whether a use is uninitialized.
13613 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
13615 PR middle-end/52047
13616 * trans-mem.c (expand_call_tm): Add an assertion.
13617 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
13620 2012-02-06 Richard Guenther <rguenther@suse.de>
13622 PR tree-optimization/50955
13623 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
13624 raise cost of expressions that replace an address with an
13625 expression based on a different pointer.
13627 2012-02-06 Jakub Jelinek <jakub@redhat.com>
13630 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
13631 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
13633 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
13636 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
13637 -Weffc++ and specify guidelines come from second edition.
13639 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13641 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
13642 (sibcall_value_multiple_internal, call_split, call_internal_direct)
13643 (call_direct_split, call_value_split, call_value_internal_direct)
13644 (call_value_direct_split, call_value_multiple_split): Use jal and
13645 jal_macro attributes.
13647 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13649 * reload1.c (reload_regs_reach_end_p): Replace with...
13650 (reload_reg_rtx_reaches_end_p): ...this function.
13651 (new_spill_reg_store): Update commentary.
13652 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
13653 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
13654 before setting new_spill_reg_store.
13655 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
13656 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
13657 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
13658 for non-spill reload registers.
13660 2012-02-05 Ira Rosen <irar@il.ibm.com>
13662 PR tree-optimization/52091
13663 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
13664 (vect_is_simple_use_1): Likewise.
13665 * tree-vect-loop.c (vectorizable_reduction): Update calls
13666 to vect_is_simple_use_1 and vect_is_simple_use.
13667 (vectorizable_live_operation): Likewise.
13668 * tree-vect-patterns.c (widened_name_p,
13669 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
13670 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
13671 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
13672 vectorizable_shift,vectorizable_operation, vectorizable_store,
13673 vectorizable_load): Likewise.
13674 (vect_is_simple_cond): Add an argument, pass it to
13675 vect_is_simple_use_1.
13676 (vectorizable_condition): Update calls to vect_is_simple_cond,
13677 vect_is_simple_use.
13678 (vect_is_simple_use): Add an argument, the statement in which
13679 OPERAND is used. Check that if OPERAND's def stmt is a double
13680 reduction phi node, the use is a phi node too.
13681 (vect_is_simple_use_1): Add an argument, pass it to
13682 vect_is_simple_use.
13683 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
13684 to vect_is_simple_use.
13686 2012-02-04 Jakub Jelinek <jakub@redhat.com>
13688 PR rtl-optimization/52095
13689 * modulo-sched.c (dump_insn_locator): New function.
13690 (loop_canon_p, sms_schedule): Use it.
13692 PR rtl-optimization/52113
13693 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
13694 even for decomposable shift/zext insns.
13696 2012-02-03 Jakub Jelinek <jakub@redhat.com>
13697 Zdenek Dvorak <ook@ucw.cz>
13699 PR rtl-optimization/52092
13700 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
13701 on get_iv_value result.
13703 2012-02-02 Andrew Pinski <apinski@cavium.com>
13705 PR middle-end/47982
13706 PR middle-end/43967
13707 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
13709 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13711 PR middle-end/48071
13712 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
13714 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
13716 PR rtl-optimization/49800
13717 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
13718 (sched_finish): Call regstat_free_n_sets_and_refs.
13720 2012-02-02 Jia Liu <proljc@gmail.com>
13722 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
13725 2012-02-02 Jan Hubicka <jh@suse.cz>
13726 Tom de Vries <tom@codesourcery.com>
13728 PR middle-end/51998
13729 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
13730 * varpool.c (varpool_analyze_pending_decls): Likewise.
13732 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
13733 Jayant R Sonar <jayant.sonar@kpitcummins.com>
13735 * config.gcc: Add cr16-* support.
13737 * doc/extend.texi: Document cr16 extensions.
13738 * doc/install.texi: Document cr16 install.
13739 * doc/invoke.texi: Document cr16 options.
13740 * doc/md.texi: Document cr16 constraints.
13742 * common/config/cr16/cr16-common.c: New file.
13743 * config/cr16/cr16.c: New file.
13744 * config/cr16/cr16.h: New file.
13745 * config/cr16/cr16.md: New file.
13746 * config/cr16/cr16.opt: New file.
13747 * config/cr16/cr16-protos.h: New file.
13748 * config/cr16/predicates.md: New file.
13749 * config/cr16/constraints.md: New file.
13750 * config/cr16/t-cr16: New file.
13752 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13755 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
13756 that operands[2] is either immediate, or q_regs_operand.
13758 PR tree-optimization/52073
13759 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
13760 a pattern stmt for pattern uses, ignore uses outside of the loop.
13762 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13764 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
13765 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
13766 (OUT_AS1, OUT_AS2): Remove.
13768 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13770 PR rtl-optimization/51374
13771 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
13772 to cross other volatile_refs_p insns.
13774 2012-02-01 Richard Guenther <rguenther@suse.de>
13776 * doc/invoke.texi (fno-inline): Clarify documentation.
13777 (finline-small-functions): Likewise.
13778 (finline-functions): Likewise.
13779 * common.opt (finline): Adjust comment and documentation.
13780 (finline-small-functions): Clarify documentation.
13781 (finline-functions): Likewise.
13782 (finline-functions-called-once): Likewise.
13784 2012-02-01 Tristan Gingold <gingold@adacore.com>
13786 * c-typeck.c (composite_type): Keep mode for pointers.
13788 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
13790 * function.h (regno_reg_rtx): Adjust comment.
13791 * reginfo.c (init_reg_modes_target): Only use the previous mode
13792 if it fits within one register. Remove MIPS comment.
13794 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13797 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
13799 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13801 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
13802 to srak instruction.
13804 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13806 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
13808 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13813 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
13815 2012-01-31 Richard Guenther <rguenther@suse.de>
13817 PR tree-optimization/51528
13818 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
13821 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13826 * ree.c (add_removable_extension): Change def_map argument
13827 to unsigned *, store in def_map 1 + offset into *insn_list vector
13828 instead of pointers into the vector.
13829 (find_removable_extensions): Adjust caller.
13831 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13833 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
13834 Transform all "* quoted-c-code" to { c-code }.
13835 Remove redundant test for "optimize" in combine patterns.
13836 Move (include "avr-dimode.md") to end of file.
13838 2012-01-30 Bin Cheng <bin.cheng@arm.com>
13841 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
13842 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
13844 2012-01-30 Richard Guenther <rguenther@suse.de>
13846 PR tree-optimization/52028
13847 * tree-loop-distribution.c (ldist_gen): Properly update
13850 2012-01-30 Jakub Jelinek <jakub@redhat.com>
13853 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
13854 set_cur_line_info_table if not emitting debug info.
13856 PR tree-optimization/52046
13857 * tree-vect-patterns.c (check_bool_pattern): Give up if
13858 a comparison could throw.
13861 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
13863 2012-01-30 Richard Guenther <rguenther@suse.de>
13865 PR tree-optimization/52045
13866 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
13867 SSA form if cfgcleanup did anything.
13869 2012-01-30 Richard Guenther <rguenther@suse.de>
13871 PR tree-optimization/52045
13872 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
13873 before computing final todo.
13875 2012-01-30 Richard Guenther <rguenther@suse.de>
13877 PR tree-optimization/51528
13878 * tree-sra.c (sra_modify_assign): Re-factor in preparation
13881 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
13883 * df-problems.c (df_kill_notes): Check that the use refers
13884 to the note under examination.
13886 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
13889 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
13890 parameter and use short-lived pseudos.
13891 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
13892 (sparc_expand_vector_init): Const-ify local variables and adjust
13893 calls to above functions.
13895 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13897 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
13899 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
13901 * doc/invoke.texi: Make usage of "compile time" and
13902 "run time"/"runtime" consistent throughout the file.
13904 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
13906 * config/alpha/alpha.c (alpha_option_override): Default to
13907 full IEEE compliance mode for Go language.
13909 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
13911 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
13912 (LINK_SSP_SPEC): Define.
13914 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13917 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
13920 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
13922 * doc/invoke.texi: Correct hyphenation of "floating point",
13923 "double precision", and related terminology throughout the file.
13925 2012-01-28 Jakub Jelinek <jakub@redhat.com>
13928 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
13929 arm_general_register_operand predicate for operand 2 instead of
13932 2012-01-27 Ian Lance Taylor <iant@google.com>
13935 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
13936 * builtins.c (expand_builtin_init_trampoline): Add onstack
13937 parameter. Change caller.
13938 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
13939 * tree.c (build_common_builtin_nodes): Declare
13940 __builtin_init_heap_trampoline.
13942 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
13944 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
13945 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
13946 * config/avr/avr.c: Ditto.
13947 (avr_regnames): Remove because unused.
13948 * config/avr/avr.md (*cpse.ne): New peephole.
13949 (*cpse.eq): New peephole from former cpse peepholes.
13951 2012-01-27 Michael Eager <eager@eagercon.com>
13953 * config/microblaze.c (microblaze_emit_compare): Correct
13954 test after pcmp instruction.
13956 2012-01-27 Richard Guenther <rguenther@suse.de>
13958 PR tree-optimization/52020
13959 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
13961 2012-01-27 Richard Guenther <rguenther@suse.de>
13963 * ipa-pure-const.c (check_stmt): Clobbers do not make a
13964 function non-const/pure.
13966 2012-01-27 Richard Guenther <rguenther@suse.de>
13968 PR tree-optimization/50444
13969 * tree-sra.c (build_ref_for_offset): Properly adjust the
13970 MEM_REF type for unaligned accesses.
13972 2012-01-27 Richard Guenther <rguenther@suse.de>
13974 PR tree-optimization/50444
13975 * expr.c (mem_ref_refers_to_non_mem_p): New function.
13976 (expand_assignment): Use it. Properly handle misaligned
13977 bases when expanding stores to component references.
13978 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
13979 refactor that case.
13981 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
13983 PR middle-end/51389
13984 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
13985 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
13986 * tree-data-ref.c (find_data_references_in_loop): Make static.
13987 (compute_all_dependences): Change return type to bool. Bail out
13988 for too many datarefs in a loop. Move the hunk resetting the data
13989 dependences vector from ...
13990 (compute_data_dependences_for_loop): ... here. Account for
13991 compute_all_dependences returning false.
13992 (compute_data_dependences_for_bb): Likewise.
13993 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
13994 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
13996 2012-01-27 Richard Guenther <rguenther@suse.de>
13998 PR middle-end/51959
13999 * expr.c (store_field): Use the alias-set of the scratch memory
14002 2012-01-27 Tom de Vries <tom@codesourcery.com>
14004 PR tree-optimization/51990
14005 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14007 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
14009 2012-01-27 Jakub Jelinek <jakub@redhat.com>
14012 * var-tracking.c (reverse_op): Don't add any reverse operation
14013 if V already has any constant locations.
14015 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
14017 * doc/invoke.texi: Correct usage of "command line" (noun)
14018 vs "command-line" (adjective) throughout.
14020 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
14022 * doc/invoke.texi (Language Independent Options): Move
14023 -Wcoverage-mismatch blurb from here....
14024 (Warning Options): ...to here.
14026 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
14028 * config/rs6000/rs6000.c (rs6000_option_override_internal):
14029 Set rs6000_always_hint to false for 476.
14031 2012-01-27 Matthias Klose <doko@ubuntu.com>
14033 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
14035 * incpath.c (add_standard_paths): Likewise.
14037 2012-01-27 Richard Henderson <rth@redhat.com>
14039 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
14040 * config/m68k/sync.md (atomic_test_and_set): Rename from
14041 sync_test_and_setqi and adjust the operands.
14042 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
14043 and unconditionally enable.
14045 2012-01-27 Richard Henderson <rth@redhat.com>
14047 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
14048 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
14049 (ldstub): Rename from ldstubqi.
14050 (ldstub<I24MODE>): Remove.
14052 2012-01-27 Richard Henderson <rth@redhat.com>
14054 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
14055 * c-cppbuiltin.c (cpp_atomic_builtins): Define
14056 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
14057 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
14058 * doc/tm.texi: Rebuild.
14060 2012-01-27 Richard Henderson <rth@redhat.com>
14062 * optabs.c (gen_atomic_test_and_set): Remove default.
14063 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
14065 2012-01-26 Jakub Jelinek <jakub@redhat.com>
14067 PR rtl-optimization/51978
14068 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
14069 (combine_reaching_defs): Likewise.
14070 (struct re_info): Remove.
14071 (add_removable_extension): Remove x and data arguments,
14072 add insn, insn_list and def_map. Use the arguments directly
14073 instead of using struct re_info.
14074 (find_removable_extensions): Don't call add_removable_extension
14075 through note_stores, instead just call it with single_set
14076 result if non-NULL.
14077 (find_and_remove_re): Pass curr_cand->expr instead of
14078 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
14080 2012-01-26 Michael Matz <matz@suse.de>
14082 PR tree-optimization/46590
14083 * cfgexpand.c: Revert last change (r183305).
14084 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
14086 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
14087 checking for emptiness.
14089 2012-01-26 Jakub Jelinek <jakub@redhat.com>
14091 PR middle-end/51895
14092 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
14093 non-addressable non-BLKmode base correctly.
14095 2012-01-26 Michael Matz <matz@suse.de>
14097 PR tree-optimization/48794
14098 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
14099 regions referenced from RESX/EH_DISPATCH.
14101 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14103 * config/s390/s390.h: Make BRANCH_COST an option.
14104 * config/s390/s390.opt: New option -mbranch-cost.
14106 2012-01-26 Richard Henderson <rth@redhat.com>
14108 Revert 2012-01-24 change:
14109 * trans-mem.c (requires_barrier): Do not instrument thread local
14110 variables and emit save/restore for them.
14112 2012-01-25 Jakub Jelinek <jakub@redhat.com>
14114 PR middle-end/51986
14115 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
14118 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
14120 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
14123 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
14126 Rename __pgm to __flash.
14127 Rename __pgm1 to __flash1.
14128 Rename __pgm2 to __flash2.
14129 Rename __pgm3 to __flash3.
14130 Rename __pgm4 to __flash4.
14131 Rename __pgm5 to __flash5.
14132 Rename __pgmx to __memx.
14133 * doc/extend.texi (AVR Named Address Spaces)
14134 Rename address space names as indicated above.
14135 * config/avr/avr.c (avr_addrspace): Ditto.
14137 * config/avr/avr-protos.h
14138 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
14139 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
14140 * config/avr/predicates.md: Ditto.
14141 * config/avr/avr.c Ditto, and
14142 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
14143 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
14145 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
14146 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
14147 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
14148 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
14149 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
14150 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
14151 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
14152 * config/avr/avr.c: Ditto.
14153 * config/avr/avr.md: Ditto.
14155 2012-01-25 Jason Merrill <jason@redhat.com>
14158 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
14160 2012-01-25 Jakub Jelinek <jakub@redhat.com>
14162 PR tree-optimization/51987
14163 * tree-data-ref.c (get_references_in_stmt): Handle references in
14164 non-volatile GIMPLE_ASM.
14166 2012-01-25 Richard Guenther <rguenther@suse.de>
14168 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
14169 bases are dereferenced.
14171 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
14173 PR rtl-optimization/48374
14174 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
14176 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
14178 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
14179 compute_data_dependences_for_loop returns false.
14180 * tree-parloops.c (loop_parallel_p): Likewise.
14182 2012-01-25 Richard Guenther <rguenther@suse.de>
14184 * tree.h (get_pointer_alignment_1): Declare.
14185 * builtins.c (get_pointer_alignment_1): New function.
14186 (get_pointer_alignment): Use it.
14188 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14190 PR rtl-optimization/48308
14191 * combine.c (enum undo_kind): Add UNDO_LINKS.
14192 (struct undo): Add member l to other_contents and where.
14193 (do_SUBST_LINK): New.
14195 (try_combine): Handle LOG_LINKS for the dummy i1 case.
14196 (undo_all): Handle UNDO_LINKS.
14198 2012-01-25 Richard Henderson <rth@redhat.com>
14200 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
14203 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14205 * optabs.c (gen_atomic_test_and_set): Use each argument.
14207 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14209 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
14210 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
14211 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
14212 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
14213 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
14214 TARGET_PAIRED_SINGLE_FLOAT.
14216 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14218 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
14219 (in_struct, return_val): Remove MEM documentation.
14220 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
14221 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
14222 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
14224 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
14225 * cfgexpand.c (add_alias_set_conflicts): Likewise.
14226 * expr.c (store_field): Likewise.
14227 * function.c (assign_stack_temp_for_type): Likewise.
14228 * ifcvt.c (noce_try_cmove_arith): Likewise.
14229 * reload1.c (reload): Likewise.
14230 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
14231 (alpha_set_memflags): Likewise.
14232 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
14234 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14236 * rtl.h (true_dependence, canon_true_dependence): Remove varies
14238 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
14239 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
14240 (true_dependence_1, true_dependence, canon_true_dependence): Remove
14242 * cselib.c (cselib_rtx_varies_p): Delete.
14243 (cselib_invalidate_mem): Update call to canon_true_dependence.
14244 * dse.c (record_store, check_mem_read_rtx): Likewise.
14245 (scan_reads_nospill): Likewise.
14246 * cse.c (check_dependence): Likewise.
14247 (cse_rtx_varies_p): Delete.
14248 * expr.c (safe_from_p): Update call to true_dependence.
14249 * ira.c (validate_equiv_mem_from_store): Likewise.
14250 (memref_referenced_p): Likewise.
14251 * postreload-gcse.c (find_mem_conflicts): Likewise.
14252 * sched-deps.c (sched_analyze_2): Likewise.
14253 * store-motion.c (load_kills_store): Likewise.
14254 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
14255 * gcse.c (mems_conflict_for_gcse_p): Likewise.
14256 (compute_transp): Update call to canon_true_dependence.
14258 2012-01-25 Richard Henderson <rth@redhat.com>
14260 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
14261 (maybe_emit_atomic_test_and_set): New.
14262 (expand_sync_lock_test_and_set): Use it.
14263 (expand_atomic_test_and_set): Likewise.
14264 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
14265 the implementation; clarify implementation defined details.
14266 * doc/md.texi (atomic_test_and_set): Document.
14268 2012-01-25 Richard Henderson <rth@redhat.com>
14270 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
14272 2012-01-25 Richard Henderson <rth@redhat.com>
14275 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
14276 to effect no-op split.
14278 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
14281 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
14282 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
14283 (BT_FN_VOID_PTR_INT_SIZE): New.
14284 (BT_FN_UINT_UINT_VAR): Remove.
14285 (BT_FN_UINT32_UINT32_VAR): New.
14286 (BT_FN_DOUBLE_VPTR): Remove.
14287 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
14289 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
14290 (_ITM_changeTransactionMode): Same.
14291 (_ITM_memmoveRtWt): Change return type to void.
14292 (_ITM_memcpyRtWt): Same.
14293 (_ITM_memsetW): Same.
14294 (_ITM_RaRD): Change types to double.
14299 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
14301 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
14302 Patrick Marlier <patrick.marlier@gmail.com>
14304 * trans-mem.c (requires_barrier): Do not instrument thread local
14305 variables and emit save/restore for them.
14307 2012-01-24 Jason Merrill <jason@redhat.com>
14310 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
14311 output static aliases.
14313 2012-01-24 Jakub Jelinek <jakub@redhat.com>
14316 * common.opt (-pie, -shared, pie, shared): Change from Common to
14318 * gcc.c (display_help): Display help for -pie and -shared.
14320 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
14323 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
14324 Remove note on size/offset limitation.
14325 (AVR Variable Attributes): Add example how to read data located
14326 with progmem. Refer to named address spaces.
14327 * doc/invoke.texi (AVR Options): Fix typo.
14329 2012-01-24 Richard Guenther <rguenther@suse.de>
14331 Forward-port to trunk
14332 2010-09-21 Jakub Jelinek <jakub@redhat.com>
14334 PR middle-end/45678
14335 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
14336 op0 isn't sufficiently aligned and there is movmisalignM
14337 insn for mode, use it to load op0 into a temporary register.
14339 2012-01-24 Jakub Jelinek <jakub@redhat.com>
14342 * target.def (const_not_ok_for_debug_p): New hook.
14343 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
14345 * doc/tm.texi: Regenerated.
14346 * dwarf2out.c (const_ok_for_output_1): If
14347 targetm.const_not_ok_for_debug_p returns true, fail.
14348 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
14350 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
14352 2012-01-23 Kai Tietz <ktietz@redhat.com>
14355 * config/i386/predicates.md (symbolic_operand): Allow
14356 UNSPEC_PCREL as PIC expression for lea.
14357 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
14358 * config/i386/i386.c (ix86_delegitimize_address): Handle
14359 UNSPEC_PCREL for none-MEM, too.
14361 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
14363 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
14364 (ipa_tm_create_version_alias): Same.
14366 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
14369 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
14370 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
14372 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
14373 Patrick Marlier <patrick.marlier@gmail.com>
14374 Iain Sandoe <developer@sandoe-acoustics.co.uk>
14377 * lto-wrapper.c (run_gcc): Pass the LTO section name to
14378 simple_object_start_read.
14380 2012-01-23 Richard Guenther <rguenther@suse.de>
14383 PR tree-optimization/51895
14384 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
14385 parameter decomposition into BLKmode components.
14387 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
14389 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
14390 fake variables for restrict-qualified pointers whose pointed-to type
14391 contains a placeholder.
14393 2012-01-23 Richard Guenther <rguenther@suse.de>
14395 PR tree-optimization/51949
14396 * ipa-split.c (execute_split_functions): Do not split malloc functions.
14398 2012-01-23 Jakub Jelinek <jakub@redhat.com>
14400 PR rtl-optimization/51933
14401 * ree.c (transform_ifelse): Return true right away if dstreg is
14402 already wider or equal to cand->mode.
14403 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
14404 (make_defs_and_copies_lists): Remove defs_list and copies_list
14405 arguments, add state argument, just truncate state->work_list
14406 instead of always allocating and freeing the vector. Assert that
14407 get_defs succeeds instead of returning 2. Changed return type to bool.
14408 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
14409 have ext_src_mode, see if it has been modified already with the
14410 right kind of extension and has been extended before from the
14411 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
14412 just return true. Remember the original mode in state->modified array.
14413 (combine_reaching_defs): Add state argument. Don't allocate and
14414 free here def_list, copied_list and vec vectors, instead just
14415 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
14416 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
14417 Add state variable, clear vectors in it, initialize state.modified
14418 if needed. Free all the vectors at the end and state.modified too.
14419 Don't skip a candidate if the extension expression has been modified.
14421 2012-01-22 Douglas B Rupp <rupp@gnat.com>
14424 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
14425 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
14426 (extra_options) interix.opt -> i386/interix.opt"
14427 (extra_objs):Add winnt-stubs.o
14428 * configure.ac: Add interix to target_os .comm on PE check.
14429 * configure: Regenerate.
14430 * config/interix3.h: Delete and move bits to..
14431 * config/interix.h: Delete and move bits to..
14432 * config/i386/i386-interix3.h: Delete and move bits to..
14433 * config/i386/i386-interix.h: ..here.
14434 (TARGET_CPU_DEFAULT): Remove redefinition.
14435 (TARGET_ASM_CONSTRUCTOR): Undefine.
14436 (SUBTARGET_SWITCHES): Define for ms-bitfields.
14437 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
14438 (PTRDIFF_TYPE): Define.
14439 (LONG_DOUBLE_TYPE_SIZE): Define.
14440 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
14441 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
14442 (TARGET_SECTION_TYPE_FLAGS): Define.
14443 (ASM_DECLARE_FUNCTION_NAME): Define.
14444 (ASM_OUTPUT_EXTERNAL): Define.
14445 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
14446 (ASM_OUTPUT_ALIGNED_BSS): Define.
14447 (PCC_BITFIELD_TYPE_MATTERS): Define.
14448 (USE_CONST_SECTION): Define.
14449 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
14450 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
14451 (SUPPORTS_ONE_ONLY): Remove.
14452 (I386_PE_STRIP_ENCODING): Define.
14453 * config/interix.opt: Delete and move bits to..
14454 * config/i386/interix.opt: ..here. New.
14455 (mpe-aligned-commons): Add.
14456 * config/i386/t-interix: Add copyright header.
14457 (winnt-stubs.o): Add rule.
14459 2012-01-22 Jason Merrill <jason@redhat.com>
14462 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
14463 for extra name aliases.
14465 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
14467 PR rtl-optimization/51924
14468 * ree.c (combine_set_extension): Improve debugging message.
14469 (combine_reaching_defs): Likewise.
14470 (get_defs): Rename confusingly named variable.
14471 (find_and_remove_re): Skip a candidate if the extension expression has
14474 2012-01-21 Robert Millan <rmh@gnu.org>
14475 Gerald Pfeifer <gerald@pfeifer.com>
14477 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
14478 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
14480 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14482 PR tree-optimization/51914
14483 * tree-vect-stmts.c (vectorizable_conversion): For
14484 cvt_type && modifier == WIDEN, put temporary with cvt_type
14485 at the beginning of vec_dsts and set vec_dest to temporary
14488 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
14490 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
14492 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
14494 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
14495 * config/rs6000/rs6000.c: Likewise.
14497 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14500 * config/arm/arm.c (arm_count_output_move_double_insns): Call
14501 output_move_double on a copy of operands array.
14503 2012-01-20 Cary Coutant <ccoutant@google.com>
14504 Dodji Seketeli <dodji@redhat.com>
14507 * dwarf2out.c (copy_declaration_context): Return ref to parent
14508 of declaration DIE, if necessary.
14509 (remove_child_or_replace_with_skeleton): Add new parameter; update
14510 caller. Place skeleton DIE under parent DIE of original declaration.
14511 Move call to copy_declaration_context to here ...
14512 (break_out_comdat_types): ... from here.
14514 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14516 PR rtl-optimization/51856
14517 * reload.c (find_reloads_subreg_address): Set the address_reloaded
14520 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14523 * config/arm/arm.c (arm_print_operand): Correct output of alignment
14524 hints for neon loads and stores.
14526 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
14530 * doc/extend.texi (Named Address Spaces): Split into subsections.
14531 (AVR Named Address Spaces): New subsection.
14532 (M32C Named Address Spaces): New subsection.
14533 (RL78 Named Address Spaces): New subsection.
14534 (SPU Named Address Spaces): New subsection.
14535 (Variable Attributes): New anchor "AVR Variable Attributes".
14536 (AVR Variable Attributes): Rewrite and avoid wording
14537 "address space" in this context.
14538 * doc/invoke.texi (AVR Options): Rewrite and add documentation
14539 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
14540 (AVR Built-in Macros): New subsubsection therein.
14541 * doc/md.texi (AVR constraints): Remove "C04", "R".
14543 2012-01-20 Richard Guenther <rguenther@suse.de>
14545 PR tree-optimization/51903
14546 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
14547 when removing stmts.
14549 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14552 * config/arm/arm.c (arm_load_pic_register): Use
14553 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
14554 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
14555 (arm_pic_static_addr): Likewise.
14556 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
14557 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
14558 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
14559 (pic_load_addr_unified): New.
14561 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
14564 * function.c (instantiate_virtual_regs_in_insn): Use
14565 delete_insn_and_edges when removing a wrong asm insn.
14567 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
14569 PR rtl-optimization/40761
14570 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
14571 Add new member loop_num.
14572 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
14573 (ira_build): Remove the parameter.
14575 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
14576 (ira.c): Do not build CFG loops for one region allocation. Remove
14577 argument from ira_build call.
14579 * ira-build.c (init_loop_tree_node): New function.
14580 (create_loop_tree_nodes): Use it. Separate the case when CFG
14581 loops are not built.
14582 (more_one_region_p): Check current_loops.
14583 (finish_loop_tree_nodes): Separate the case when CFG loops are not
14585 (add_loop_to_tree): Process loop equal to NULL too.
14586 (form_loop_tree): Separate the case when CFG loops are not built.
14587 Use explicitly number for the root.
14588 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
14590 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
14591 instead of loop->num.
14592 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
14593 (mark_all_loops_for_removal): Ditto.
14594 (remove_unnecessary_regions): Separate the case when CFG loops
14596 (ira_build): Remove the parameter. Use explicit number of regions
14597 when CFG loops are not built.
14599 * ira-color.c (print_loop_title): Separate the case for the root node.
14600 Use loop_num instead of loop->num.
14601 (move_spill_restore): Use loop_num instead of loop->num.
14603 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
14604 (change_loop): Ditto.
14605 (change_loop): Use loop_num instead of loop->num.
14607 * ira-lives.c (process_bb_node_lives): Ditto.
14609 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
14611 * ira-conflicts.c (print_allocno_conflicts): Ditto.
14613 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14615 PR libmudflap/40778
14616 * tree-mudflap.c (mf_artificial): New function.
14617 (execute_mudflap_function_ops, execute_mudflap_function_decls,
14618 mx_register_decls, mudflap_enqueue_decl): Use it.
14621 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
14622 numbers in the insn pattern.
14624 2012-01-19 Michael Matz <matz@suse.de>
14626 PR tree-optimization/46590
14627 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
14628 use it in remembering which conflicts we already created.
14629 (add_scope_conflicts): Adjust call to above, (de)allocate helper
14632 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
14635 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
14636 (merge_and_complain): Same.
14638 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14641 * config/initfini-array.h: Guard content of the header
14642 with #ifdef HAVE_INITFINI_ARRAY.
14643 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
14644 Add initfini-array.h to tm_file here.
14645 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
14646 * config.gcc: Don't add initfini-array.h to tm_file here.
14647 * configure: Regenerated.
14649 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
14651 PR rtl-optimization/51505
14652 * df-problems.c (df_kill_notes): New parameter live. Update comment.
14653 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
14654 (df_note_bb_compute): Update the call to df_kill_notes.
14656 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
14658 * trans-mem.c (requires_barrier): Remove call to is_global_var.
14660 2012-01-18 Richard Guenther <rguenther@suse.de>
14662 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
14663 of conversions to void *.
14665 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14666 Richard Sandiford <rdsandiford@googlemail.com>
14668 PR middle-end/50325
14669 PR middle-end/51192
14670 * optabs.h (simplify_expand_binop): Declare.
14671 * optabs.c (simplify_expand_binop): Make global.
14672 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
14673 endian targets if the source cannot be exactly covered by word
14676 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14679 * hard-reg-set.h (struct hard_reg_set_container): New type.
14680 * target.h (struct hard_reg_set_container): Forward declare.
14681 * target.def (set_up_by_prologue): New target hook.
14682 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
14683 * doc/tm.texi: Regenerated.
14684 * function.c (thread_prologue_and_epilogue_insns): Change
14685 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
14686 Call targetm.set_up_by_prologue on it.
14687 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
14688 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
14690 2012-01-17 Nick Clifton <nickc@redhat.com>
14692 * config/rx/rx.c (rx_can_use_simple_return): New function.
14693 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
14694 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
14696 2012-01-17 Richard Guenther <rguenther@suse.de>
14698 PR middle-end/51782
14699 * expr.c (expand_assignment): Take address-space information
14700 from the address operand of MEM_REF and TARGET_MEM_REF.
14701 (expand_expr_real_1): Likewise.
14703 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14705 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
14706 reload dump is requested.
14708 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
14711 * trans-mem.c (requires_barrier): Call may_be_aliased.
14713 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14715 PR tree-optimization/51877
14716 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
14717 call arguments and fndecls compare equal, instead return false if they
14718 don't. Return true only if lhs1 and lhs2 are either both NULL, or
14719 both SSA_NAMEs that are valueized the same, or they satisfy
14722 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14724 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
14726 * configure: Regenerate.
14728 2012-01-16 Jan Hubicka <jh@suse.cz>
14732 * convert.c (convert_to_integer): Use fold_convert for
14733 converting an INTEGER_CST to integer type.
14735 2012-01-16 Jason Merrill <jason@redhat.com>
14738 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
14740 2012-01-16 Jakub Jelinek <jakub@redhat.com>
14743 * config/s390/s390.c (s390_chunkify_start): Don't skip
14744 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
14745 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
14746 If insn is followed by NOTE_INSN_VAR_LOCATION or
14747 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
14748 Don't use location of note insns.
14750 PR tree-optimization/51865
14751 * tree-inline.c (tree_function_versioning): Call remap_decl
14752 on DECL_RESULT whenever it has VOID_TYPE_P type.
14754 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
14756 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
14757 for calls to locally-binding MIPS16 functions if only the return
14758 type uses float regs.
14760 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
14761 Richard Sandiford <rdsandiford@googlemail.com>
14763 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
14764 (SYMBOL_32_HIGH): Likewise.
14765 (mips_output_tls_reloc_directive): Declare.
14766 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
14767 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
14768 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
14769 (mips_lo_relocs, mips_hi_relocs): Make extern.
14770 (mips16_stub_function): Move up file.
14771 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
14772 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
14773 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
14774 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
14775 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
14776 (mips_get_tp): Add MIPS16 support.
14777 (mips_legitimize_tls_address): Remove MIPS16 sorry().
14778 Generalize DTPREL and TPREL handling.
14779 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
14780 Add MIPS16 TLS support.
14781 (mips_output_tls_reloc_directive): New function.
14782 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
14783 * config/mips/predicates.md (symbolic_operand_with_high)
14784 (tls_reloc_operand): New predicates.
14785 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
14786 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
14787 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
14788 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
14789 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
14790 (*tls_get_tp_mips16_call_<mode>): Likewise.
14792 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
14794 PR rtl-optimization/51821
14795 * recog.c (peep2_find_free_register): Determine clobbered registers
14798 2012-01-14 Denis Chertykov <chertykov@gmail.com>
14801 * config/avr/avr-protos.h: Revert change of 2012-01-09.
14802 * config/avr/avr.c: Likewise.
14803 * config/avr/avr.h: Likewise.
14805 2012-01-13 Ian Lance Taylor <iant@google.com>
14808 * tree.h (TYPE_QUALS): Add cast to int.
14809 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
14811 2012-01-13 Ian Lance Taylor <iant@google.com>
14813 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
14814 comparing param_index to VEC_length result.
14816 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
14818 * c-decl.c: Do not include tree-mudflap.h
14819 * tree-optimize.c: Likewise.
14820 * Makefile.in: Update dependencies.
14822 2012-01-13 Richard Guenther <rguenther@suse.de>
14825 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
14826 variable-sized result always use RSO.
14828 2012-01-12 DJ Delorie <dj@redhat.com>
14830 * cfgexpand.c (convert_debug_memory_address): Allow any valid
14831 pointer type, not just the default pointer type.
14833 2012-01-09 Richard Henderson <rth@redhat.com>
14834 Denis Chertykov <chertykov@gmail.com>
14837 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
14838 * config/avr/avr.c (avr_can_eliminate): Simplify.
14839 (avr_initial_elimination_offset): Likewise.
14840 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
14841 (expand_epilogue): Likewise.
14842 (avr_legitimize_address): Gut.
14843 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
14844 (avr_hard_regno_nregs): New.
14845 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
14846 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
14847 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
14848 add soft frame pointer.
14849 (CALL_USED_REGISTERS): Likewise.
14850 (REG_CLASS_CONTENTS): Likewise.
14851 (REGISTER_NAMES): Likewise.
14852 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
14853 (HARD_FRAME_POINTER_REGNUM): New.
14854 (FRAME_POINTER_REGNUM): Use soft frame pointer.
14855 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
14856 remove the HARD_FRAME_POINTER self-elimination.
14858 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
14861 * config/avr/avr.c (avr_encode_section_info): Test for absence of
14862 DECL_EXTERNAL when checking for initializers of progmem variables.
14864 2012-01-12 Ira Rosen <irar@il.ibm.com>
14866 PR tree-optimization/51799
14867 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
14868 that the last operation is a type demotion.
14870 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
14872 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
14873 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
14875 2012-01-11 Jakub Jelinek <jakub@redhat.com>
14878 * combine.c (distribute_notes): If i3 is a noreturn call,
14879 allow old_size to be equal to args_size and make sure the
14880 noreturn call gets REG_ARGS_SIZE note.
14881 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
14882 on noreturn calls even when the delta is 0.
14884 2012-01-11 Nathan Sidwell <nathan@acm.org>
14886 * gcov.c (STRING_SIZE): Remove.
14887 (generate_results): Erase annotations for source files with no
14888 coverage information.
14890 (output_lines): Use it.
14892 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14894 * gimple.h (gimplify_body): Remove first argument.
14895 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
14896 pointer set here, instead just pass DATA to walk_tree.
14897 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
14898 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
14899 (unvisit_body): Likewise, but with unmark_visited.
14900 (gimplify_body): Remove BODY_P argument and adjust.
14901 (gimplify_function_tree): Adjust call to gimplify_body.
14902 * omp-low.c (finalize_task_copyfn): Likewise.
14904 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14906 * tree.h (build_function_decl_skip_args): Add boolean parameter.
14907 (build_function_type_skip_args): Delete.
14908 * tree.c (build_function_type_skip_args): Make static and add
14909 SKIP_RETURN parameter. Fix thinko in the handling of variants.
14910 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
14911 pass it to build_function_type_skip_args.
14912 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
14913 (tree_function_versioning): Likewise.
14914 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
14915 build_function_decl_skip_args.
14916 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
14917 and pass it to build_function_decl_skip_args/tree_function_versioning.
14918 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
14919 * ipa-inline-transform.c (save_inline_function_body): Likewise.
14920 * trans-mem.c (ipa_tm_create_version): Likewise.
14921 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
14922 * tree-inline.c (declare_return_variable): Remove always-true test.
14923 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
14924 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
14925 * ipa-split.c (split_function): Skip the return value for the split
14926 part if it doesn't return.
14928 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14930 PR tree-optimization/49642
14931 * ipa-split.c (forbidden_dominators): New variable.
14932 (check_forbidden_calls): New function.
14933 (dominated_by_forbidden): Likewise.
14934 (consider_split): Check for forbidden dominators.
14935 (execute_split_functions): Initialize and free forbidden
14936 dominators info; call check_forbidden_calls.
14938 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14940 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
14942 2012-01-11 Nick Clifton <nickc@redhat.com>
14944 * config/rx/rx.md (return): Define pattern.
14946 2012-01-11 Richard Guenther <rguenther@suse.de>
14948 * doc/extend.texi (malloc attribute): Adjust according to
14951 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
14952 Patrick Marlier <patrick.marlier@gmail.com>
14954 PR middle-end/51516
14955 * trans-mem.c (get_cg_data): Traverse aliases if requested.
14956 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
14957 (ipa_tm_note_irrevocable): Same.
14958 (ipa_tm_scan_irr_block): Same.
14959 (ipa_tm_decrement_clone_counts): Same.
14960 (ipa_tm_scan_irr_function): Same.
14961 (ipa_tm_create_version_alias): Same.
14962 (ipa_tm_create_version): Same.
14963 (ipa_tm_transform_calls_redirect): Same.
14964 (ipa_tm_transform_calls): Same.
14965 (ipa_tm_transform_transaction): Same.
14966 (ipa_tm_execute): Same.
14968 2012-01-10 Richard Guenther <rguenther@suse.de>
14970 PR middle-end/51806
14971 * opts.c (common_handle_option): Handle -Werror.
14973 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
14975 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
14978 2012-01-10 Jason Merrill <jason@redhat.com>
14980 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
14983 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14985 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
14986 supports R_386_TLS_GD_PLT reloc.
14987 (gcc_cv_as_ix86_tlsldmplt): Check if linker
14988 supports R_386_TLS_LDM_PLT reloc.
14989 * configure: Regenerate.
14990 * config.in: Regenerate.
14992 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
14995 Extend __pgmx semantics to linearize memory.
14996 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
14997 determine if code comes inline or from libgcc.
14998 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
14999 (movmem_qi, movmem_qi): Set constraint #2 to "n".
15000 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
15001 (movmemx_qi, movmemx_hi): New insns.
15002 (xload_<mode>_libgcc): Rewrite to new insn condition.
15003 (xload_<mode>): Remove insns.
15004 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
15005 cases that don't satisfy avr_xload_libgcc_p().
15006 (avr_addr_space_convert): Allow converting in any direction.
15007 (avr_addr_space_subset_p): Return always true.
15008 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
15009 (avr_emit_movmemhi): Ditto.
15010 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
15011 (avr_out_movmem): Ditto.
15012 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
15013 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
15014 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
15015 (avr_encode_section_info): Encode 'progmem' in symbol flags.
15016 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
15018 2012-01-10 Richard Guenther <rguenther@suse.de>
15020 PR tree-optimization/50913
15021 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
15022 Require data-refs to be representable by Graphite with respect
15025 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
15027 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
15028 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
15030 2012-01-10 Tom de Vries <tom@codesourcery.com>
15032 PR rtl-optimization/51271
15033 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
15034 handling annulled branch.
15036 2012-01-10 Richard Henderson <rth@redhat.com>
15038 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
15039 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
15040 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
15041 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
15042 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
15043 arm_expand_vec_perm_const): New.
15044 * config/arm/arm-protos.h: Update.
15045 * config/arm/neon.md (UNSPEC_VCONCAT): New.
15046 (*neon_vswp<VDQX>): New.
15047 (neon_vcombine<VDX>): Use neon_split_vcombine.
15048 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
15049 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
15050 (vec_perm<VE>): New.
15052 2012-01-10 Richard Henderson <rth@redhat.com>
15054 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
15055 use it if reload_completed.
15056 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
15057 arm_output_asm_insn, arm_process_output_memory_barrier,
15058 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
15059 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
15060 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
15061 arm_process_output_sync_insn, arm_output_sync_insn,
15062 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
15063 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
15064 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
15065 (emit_unlikely_jump): New.
15066 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
15067 (arm_split_atomic_op): New.
15068 * config/arm/arm-protos.h: Update.
15069 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
15070 (struct arm_sync_generator): Remove.
15071 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
15072 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
15073 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
15074 (VUNSPEC_LL, VUNSPEC_SC): New.
15075 (sync_result, sync_memory, sync_required_value, sync_new_value,
15076 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
15077 (attr length): Don't use arm_sync_loop_insns.
15078 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
15079 (movsfcc, movdfcc): Likewise.
15080 * config/arm/constraints.md (Ua): New.
15081 * config/arm/prediates.md (mem_noofs_operand): New.
15082 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
15083 (sync_clobber, sync_t2_reqd): Remove.
15084 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
15085 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
15086 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
15087 (arm_sync_compare_and_swap<SIDI>): Remove.
15088 (arm_sync_compare_and_swap<NARROW>): Remove.
15089 (arm_sync_lock_test_and_set<SIDI>): Remove.
15090 (arm_sync_lock_test_and_set<NARROW>): Remove.
15091 (arm_sync_new_<syncop><SIDI>): Remove.
15092 (arm_sync_new_<syncop><NARROW>): Remove.
15093 (arm_sync_new_nand<SIDI>): Remove.
15094 (arm_sync_new_nand<NARROW>): Remove.
15095 (arm_sync_old_<syncop><SIDI>): Remove.
15096 (arm_sync_old_<syncop><NARROW>): Remove.
15097 (arm_sync_old_nand<SIDI>): Remove.
15098 (arm_sync_old_nand<NARROW>): Remove.
15099 (*memory_barrier): Merge arm_output_memory_barrier.
15100 (atomic_compare_and_swap<QHSD>): New.
15101 (atomic_compare_and_swap<NARROW>_1): New.
15102 (atomic_compare_and_swap<SIDI>_1): New.
15103 (atomic_exchange<QHSD>): New.
15104 (cas_cmp_operand, cas_cmp_str): New.
15105 (atomic_op_operand, atomic_op_str): New.
15106 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
15107 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
15108 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
15109 (arm_load_exclusive<NARROW>): New.
15110 (arm_load_exclusivesi, arm_load_exclusivedi): New.
15111 (arm_store_exclusive<QHSD>): New.
15113 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
15115 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
15116 reload patterns if -mvsx-scalar-memory.
15118 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
15119 generated, even -mno-vsx-scalar-double was used.
15120 (vsx_xscvdpsp_scalar): Likewise.
15121 (vsx_xscvspdp_scalar2): Likewise.
15123 2012-01-09 Tom de Vries <tom@codesourcery.com>
15124 Andrew Pinski <apinski@cavium.com>
15127 * reorg.c (fill_slots_from_thread): Don't speculate
15128 frame-related insns.
15130 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
15132 * sched-int.h (bb_note): Move to...
15133 * basic-block.h: ...here.
15134 * haifa-sched.c (bb_note): Move to...
15135 * cfgrtl.c: ...here.
15136 * function.c (next_block_for_reg): New function.
15137 (move_insn_for_shrink_wrap): Likewise.
15138 (prepare_shrink_wrap): Rewrite to use the above.
15140 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
15142 * gimple.c (is_gimple_non_addressable): Remove.
15143 * gimple.h: Remove is_gimple_non_addressable.
15144 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
15145 is_gimple_non_addressable.
15146 * trans-mem.c (expand_assign_tm): Same.
15148 2012-01-09 Richard Guenther <rguenther@suse.de>
15150 PR tree-optimization/51775
15151 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
15152 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
15154 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15156 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
15158 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
15160 2012-01-09 Richard Guenther <rguenther@suse.de>
15162 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
15164 2012-01-08 Jan Hubicka <jh@suse.cz>
15166 PR tree-optimize/51680
15167 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
15168 on when known_vals needs to be computed; cleanup.
15170 2012-01-08 Jan Hubicka <jh@suse.cz>
15172 PR tree-optimize/51694
15173 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
15175 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
15177 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
15178 for -std=c++98 and -std=c++11 too.
15180 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
15182 * cfgloop.c (cancel_loop): Add free() of bbs array.
15184 2012-01-07 Jan Hubicka <jh@suse.cz>
15186 PR tree-optimization/51600
15187 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
15188 that benefits small functions.
15190 2012-01-07 Jan Hubicka <jh@suse.cz>
15192 * ipa-inline.c (want_inline_small_function_p): Fix formating.
15194 2012-01-07 Jan Hubicka <jh@suse.cz>
15196 PR tree-optimization/51680
15197 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
15198 whose inlining reduce unit size.
15200 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
15203 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
15204 Add canonical node to containing_mem chain after the non-canonical
15205 one, even if there weren't any locs to propagate.
15206 (remove_useless_values): Keep only canonical values.
15207 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
15208 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
15209 canonicalize mem_chain elements that are not discarded.
15211 2012-01-06 Jakub Jelinek <jakub@redhat.com>
15214 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
15215 before emitting functions.
15217 PR gcov-profile/50127
15218 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
15219 clear_aux_for_blocks.
15221 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
15224 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
15226 2012-01-06 Arnaud Charlet <charlet@adacore.com>
15228 * c-decl.c (ext_block): Moved up.
15229 (collect_all_refs, for_each_global_decl): Take ext_block into account.
15231 2012-01-06 Han Shen <shenhan@google.com>
15233 Translate built-in include paths for sysroot.
15234 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
15235 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
15237 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
15238 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
15240 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
15241 control whether sysroot should be prepended to gxx include dir.
15243 * configure: Regenerate.
15245 2012-01-06 Torvald Riegel <triegel@redhat.com>
15247 PR rtl-optimization/51771
15248 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
15249 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
15251 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
15253 PR tree-optimization/51315
15254 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
15255 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
15257 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
15260 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
15261 for shrp pattern. Correctly handle and fixup shift variable.
15262 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
15264 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15267 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
15268 note when !ACCUMULATE_OUTGOING_ARGS.
15270 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
15272 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
15274 (extract_range_from_unary_expr_1): Avoid useless computations.
15276 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15278 PR rtl-optimization/51767
15279 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
15280 of jump_block and add an extra edge for degenerated asm gotos.
15282 PR middle-end/51768
15283 * stmt.c (check_unique_operand_names): Don't ICE during error
15284 reporting if i is from labels chain.
15286 PR middle-end/44777
15287 * profile.c (branch_prob): Split bbs that have exit edge
15288 and need a fake entry edge too.
15290 2012-01-05 Jan Hubicka <jh@suse.cz>
15292 PR middle-end/49710
15293 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
15296 2012-01-05 Richard Guenther <rguenther@suse.de>
15299 * tree-streamer-out.c (write_ts_optimization): New function.
15300 (streamer_write_tree_body): Call it.
15301 * tree-streamer-in.c (lto_input_ts_optimization): New function.
15302 (streamer_read_tree_body): Call it.
15303 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
15305 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15307 PR middle-end/51761
15308 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
15309 * gimplify.c (gimplify_cleanup_point_expr): Save and set
15310 in_cleanup_point_expr before gimplify_stmt call and restore it
15312 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
15313 in_cleanup_point_expr is false.
15315 2012-01-05 Richard Guenther <rguenther@suse.de>
15317 PR middle-end/51764
15318 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
15320 * toplev.c (process_options): Reject combining mudflap and LTO.
15321 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
15323 2012-01-05 Richard Guenther <rguenther@suse.de>
15325 PR tree-optimization/51760
15326 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
15328 (bit_value_unop): Handle UNDEFINED operands.
15329 (bit_value_binop): Likewise.
15331 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
15333 * config/avr/avr.c (avr_replace_prefix): Remove.
15334 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
15335 (avr_asm_function_rodata_section): Ditto.
15336 (avr_asm_select_section): Ditto.
15338 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
15340 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
15343 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15346 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
15347 calls that have any non-fake successor edges.
15350 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
15352 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
15354 PR tree-optimization/51624
15355 * tree-sra.c (build_ref_for_model): When replicating a chain of
15356 COMPONENT_REFs, stop as soon as the offset would become negative.
15358 2012-01-04 Jakub Jelinek <jakub@redhat.com>
15361 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
15362 in .debug_loc on the floor.
15364 2012-01-04 Andrew Pinski <apinski@cavium.com>
15366 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
15368 2012-01-04 Andrew Pinski <apinski@cavium.com>
15369 Adam Nemet <anemet@caviumnetworks.com>
15371 * config/mips/mips.md (size): Add SI and DI.
15372 (SIZE): New mode attribute.
15373 (U): New code attribute.
15374 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
15375 (mips_lbux_<mode>): Delete.
15376 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
15377 (mips_lhx): Use gen_mips_lhx_extsi.
15378 (mips_lhx_<mode>): Delete.
15379 (mips_lwx): Delete.
15380 (mips_l<size>x): New expand.
15381 (mips_lwx_<mode>): Delete.
15382 (mips_l<GPR:size>x_<P:mode>): New pattern.
15383 (*mips_lw<u>x_<P:mode>_ext): Likewise.
15384 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
15385 * config/mips/mips.c (mips_lx_address_p): New function.
15386 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
15387 (dsp64): New availability predicate.
15388 (mips_builtins): Add an entry for __builtin_mips_ldx.
15389 * config/mips/mips.h (ISA_HAS_LBX): New define.
15390 (ISA_HAS_LBUX): Likewise.
15391 (ISA_HAS_LHX): Likewise.
15392 (ISA_HAS_LHUX): Likewise.
15393 (ISA_HAS_LWX): Likewise.
15394 (ISA_HAS_LWUX): Likewise.
15395 (ISA_HAS_LDX): Likewise.
15396 * doc/extend.texi (__builtin_mips_ldx): Document.
15398 2012-01-04 Tristan Gingold <gingold@adacore.com>
15400 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
15401 when long pointers are used.
15402 * config.build (*-*-*vms*): Handle all OpenVMS targets.
15403 (alpha64-dec-*vms*, alpha*-dec-*vms*)
15404 (ia64-hp-*vms*): Remove.
15405 * config/vms/xm-vms64.h: Delete.
15407 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15409 PR middle-end/51472
15410 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
15412 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15414 * opts.c (finish_options): Remove duplicate sorry.
15416 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15418 PR middle-end/51696
15419 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
15422 2012-01-04 Richard Guenther <rguenther@suse.de>
15424 PR middle-end/51750
15425 * tree.c (size_low_cst): New function.
15426 * tree.h (size_low_cst): Declare.
15427 * fold-const.c (fold_comparison): Use it to extract the low
15428 part of the POINTER_PLUS_EXPR offset.
15430 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
15432 Fix clearing ZERO_REG
15433 * config/avr/avr.md (cc): Add alternative "ldi".
15434 (movqi_insn): Use it in cc attribute.
15435 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
15436 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
15437 (output_reload_insisf): Use ZERO_REG to pre-clear register.
15439 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15441 * configure: Regenerate.
15443 2012-01-04 Richard Guenther <rguenther@suse.de>
15445 PR tree-optimization/49651
15446 * tree-ssa-structalias.c (type_can_have_subvars): New function.
15447 (var_can_have_subvars): Use it.
15448 (get_constraint_for_1): Only consider subfields if there can be any.
15450 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15453 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
15454 to its new canonical_cselib_val and the cselib_val was in
15455 first_containing_mem chain, but the canonical_cselib_val was not,
15456 add the latter into the chain.
15457 (cselib_invalidate_mem): Compare canonical_cselib_val of
15458 addr_list chain elt with v.
15461 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
15462 dwarf2out_undef): Allocate e.info using ggc_strdup instead
15464 (output_macinfo_op): Don't ggc_strdup fd->filename.
15465 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
15466 then ggc_strdup it. Don't free inc->info or cur->info.
15467 (output_macinfo): Don't free ref->info or file->info.
15469 2012-01-03 Ira Rosen <irar@il.ibm.com>
15471 PR tree-optimization/51269
15472 * tree-vect-loop-manip.c (set_prologue_iterations): Make
15473 first_niters a pointer.
15474 (slpeel_tree_peel_loop_to_edge): Likewise.
15475 (vect_do_peeling_for_loop_bound): Update call to
15476 slpeel_tree_peel_loop_to_edge.
15477 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
15478 here. Remove it from the parameters list.
15479 (vect_do_peeling_for_alignment): Update calls and compute
15480 wide_prolog_niters.
15482 2012-01-03 Richard Guenther <rguenther@suse.de>
15484 PR tree-optimization/51070
15485 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
15486 Properly handle calls.
15488 2012-01-03 Richard Guenther <rguenther@suse.de>
15490 PR tree-optimization/51692
15491 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
15492 the LHS of allocation stmts.
15494 2012-01-03 Olivier Hainque <hainque@adacore.com>
15496 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
15498 2012-01-03 Olivier Hainque <hainque@adacore.com>
15500 * collect2.c (main): In AIX specific computations for vector
15501 insertions, use CONST_CAST2 to cast from char ** to const char **.
15503 2012-01-03 Richard Guenther <rguenther@suse.de>
15506 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
15507 the context of a limbo DIE when it does not already exist.
15509 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15511 PR tree-optimization/51719
15512 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
15513 but direct call is, clear direct call's lhs and don't add fallthrough
15514 edge from dcall_bb to join_bb and PHIs.
15516 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15518 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
15519 the instructions emitted by the pattern.
15520 ("*TDC_insn_<mode>"): Add comment.
15522 2012-01-03 Richard Guenther <rguenther@suse.de>
15524 PR middle-end/51730
15525 * fold-const.c (fold_comparison): Properly canonicalize
15526 tree offset and HOST_WIDE_INT bit position.
15528 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
15530 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
15531 operands for extzv pattern.
15533 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15536 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
15539 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
15541 * doc/invoke.texi (-flto and related options): Copy-edit.
15543 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15545 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
15547 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15549 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
15552 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15554 * expr.h (move_by_pieces_ninsns): Declare.
15555 * expr.c (move_by_pieces_ninsns): Make external.
15556 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
15557 (mips_store_by_pieces_p): Likewise.
15558 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
15559 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
15560 * config/mips/mips.c (mips_move_by_pieces_p): New function.
15561 (mips_store_by_pieces_p): Likewise.
15563 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15565 * passes.c (register_one_dump_file): Free full_name.
15567 * reload1.c (reload): Don't allocate reg_max_ref_width here.
15568 (calculate_elim_costs_all_insns): Free offsets_at and
15569 offsets_known_at at the end and clear the pointers.
15571 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15573 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
15574 this option introduced in r180739.
15576 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15579 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
15580 (tmake_file target=avr): Add avr/t-multilib.
15582 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
15583 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
15584 * config/avr/genmultilib.awk: New file.
15585 * config/avr/t-multilib: New auto-generated file.
15586 * config/avr/multilib.h: New auto-generated file.
15587 * config/avr/t-avr (AVR_MCUS): New variable.
15588 (genopt.sh): Use it.
15589 (s-mlib): Depend on t-multilib.
15590 (t-multilib, multilib.h): New dependencies.
15591 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
15592 (MULTILIB_OPTIONS): Remove.
15593 (MULTILIB_MATCHES): Remove.
15594 (MULTILIB_DIRNAMES): Remove.
15595 (MULTILIB_EXCEPTIONS): Remove:
15596 * config/avr/genopt.sh: Don't use hard coded file name;
15597 pass AVR_MCUS from t-avr instead.
15599 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15601 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
15603 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15605 Implement light-weight DImode support.
15606 * config/avr/avr-dimode.md: New file.
15607 * config/avr/avr.md: Include it.
15608 (adjust_len): Add plus64, compare64.
15609 (HIDI): Remove code iterator.
15610 (code_stdname): New code attribute.
15611 (rotx, rotsmode): Remove DI.
15612 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
15614 * config/avr/avr-protos.h (avr_have_dimode): New.
15615 (avr_out_plus64, avr_out_compare64): New.
15616 * config/avr/avr.c (avr_out_compare): Handle DImode.
15617 (avr_have_dimode): New variable definition and initialization.
15618 (avr_out_compare64, avr_out_plus64): New functions.
15619 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
15620 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
15621 (avr_compare_pattern): Skip DImode comparisons.
15623 2012-01-02 Revital Eres <revital.eres@linaro.org>
15625 * ddg.c (def_has_ccmode_p): New function.
15626 (add_cross_iteration_register_deps,
15627 create_ddg_dep_from_intra_loop_link): Call it.
15629 2012-01-02 Richard Guenther <rguenther@suse.de>
15632 * invoke.texi (fassociative-math): Remove spurious paranthesis.
15634 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15636 * gcc.c (process_command): Update copyright notice dates.
15637 * gcov.c (print_version): Likewise.
15638 * gcov-dump.c (print_version): Likewise.
15639 * mips-tfile.c (main): Likewise.
15640 * mips-tdump.c (main): Likewise.
15642 2012-01-01 Ira Rosen <irar@il.ibm.com>
15644 PR tree-optimization/51704
15645 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
15646 a use is inside the basic block or loop before accessing its vect info.
15648 2012-01-01 Jan Hubicka <jhjh@suse.cz>
15650 PR rtl-optimization/51069
15651 * cfgloopmanip.c (remove_path): Removing path making irreducible
15652 region unconditional makes BB part of the region.
15654 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15656 PR tree-optimization/51683
15657 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
15658 calls with side-effects.
15659 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
15661 Copyright (C) 2012 Free Software Foundation, Inc.
15663 Copying and distribution of this file, with or without modification,
15664 are permitted in any medium without royalty provided the copyright
15665 notice and this notice are preserved.