1 2012-07-06 Kai Tietz <ktietz@redhat.com>
4 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
7 2012-07-06 Alexandre Oliva <aoliva@redhat.com>
10 * var-tracking.c (vt_add_function_parameter): Convert
11 internal_arg_pointer into arg_pointer-based address even
14 2012-07-06 Alexandre Oilva <aoliva@redhat.com>
16 PR rtl-optimization/53827
19 * alias.c (memrefs_conflict_p): Adjust offset and size by the
20 same amount for alignment ANDs.
22 2012-07-06 Tom de Vries <tom@codesourcery.com>
24 PR tree-optimization/51879
25 * tree-ssa-sccvn.c (copy_reference_ops_from_call)
26 (visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
27 (visit_use): Also call visit_reference_op_call for calls with a vdef.
29 2012-07-06 Tom de Vries <tom@codesourcery.com>
31 PR tree-optimization/52009
32 * tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
33 value numbers of gimple_vdef.
34 * tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
36 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
37 (vn_reference_insert): Add and handle vdef parameter.
38 (visit_reference_op_load): Add argument to vn_reference_insert call.
39 (visit_reference_op_store): Find value number of vdef of store. Insert
40 value number of vdef of store.
42 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
44 * config/i386/i386.md (simple lea to add peephole): Also transform
45 RTXes where second PLUS operand matches output.
47 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
49 * config/i386/i386.c (construct_plt_address): Make static.
50 * config/i386/i386-protos.h (construct_plt_address): Remove.
52 2012-07-06 Nick Clifton <nickc@redhat.com>
54 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
55 default_encode_section_info.
57 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
60 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
61 emit PIC sequence for fnaddr symbol reference in advance.
63 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
66 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
68 * dwarf2out.c (function_possibly_abstracted_p): New static function.
69 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
70 cgraph_function_possibly_inlined_p.
71 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
72 (process_scope_var): Do not emit concrete instances of abstracted
73 nested functions from here.
74 (gen_decl_die): Emit the abstract instance if the function is possibly
75 abstracted and not only possibly inlined.
76 (dwarf2out_finish): Find the first non-abstract parent instance and
77 attach concrete instances on the limbo list to it.
79 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
80 Julian Brown <julian@codesourcery.com>
84 * config/arm/neon-gen.ml (return_by_ptr): Delete.
85 (print_function): Handle empty strings.
86 (return): Delete use of return_by_ptr.
87 (mask_shape_for_shuffle): New function.
88 (mask_elems): Likewise.
89 (shuffle_fn): Likewise.
90 (params): Simplify and remove use of return_by_ptr.
91 (get_shuffle): New function.
92 (print_variant): Update.
93 * config/arm/neon.ml (rev_elems): New function.
94 (permute_range): Likewise.
95 (zip_range): Likewise.
96 (uzip_range): Likewise.
97 (trn_range): Likewise.
98 (zip_elems): Likewise.
99 (uzip_elems): Likewise.
100 (trn_elems): Likewise.
101 (features): New enumeration Use_shuffle. Delete ReturnPtr.
104 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
105 * config/arm/arm_neon.h: Regenerate.
107 2012-07-05 Richard Guenther <rguenther@suse.de>
109 * tree-pretty-print.c (dump_generic_node): Properly test
110 the result of exact_log2.
112 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
114 * config/s390/s390-protos.h (s390_expand_movmem)
115 (s390_expand_cmpmem): Add return value.
116 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
117 Return FALSE to use the library function in some cases.
118 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
121 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
123 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
125 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
127 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
128 * stmt.c (dump_case_nodes): New.
129 (expand_case): Split out code generation parts into new functions.
130 (expand_switch_as_decision_tree_p): Split out from expand_case.
131 (emit_case_decision_tree): Likewise.
132 (emit_case_dispatch_table): Likewise.
134 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
136 * config/arm/iterators.md (SDF): New mode iterator.
137 (V_if_elem): Add support for SF and DF modes.
139 (F_constraint): New mode iterator attribute.
140 (F_fma_type): Likewise.
141 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
142 (*fmsub<SDF:mode>4): Likewise.
143 (*fmnsub<SDF:mode>4): Likewise.
144 (*fmnadd<SDF:mode>4): Likewise.
146 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
148 * expmed.c (expand_mult): Initialize coeff and is_neg.
150 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
152 * config/sh/predicates.md (zero_extend_operand): New predicate.
153 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
154 zero_extend_operand predicate.
155 (zero_extendqisi2): Likewise.
157 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
160 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
161 to not call cgraph_propagate_frequency if something was changed.
163 2012-07-04 Richard Guenther <rguenther@suse.de>
166 * gimple-fold.c (get_base_constructor): Do not return an
167 error_mark_node DECL_INITIAL.
169 2012-07-04 Richard Guenther <rguenther@suse.de>
171 PR tree-optimization/53844
172 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
173 the loop virtual PHI.
175 2012-07-04 Richard Guenther <rguenther@suse.de>
177 PR tree-optimization/53849
178 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
179 for duplicated locals. Use add_referenced_var_1 to avoid
180 pushing/popping cfun.
182 2012-07-04 Kai Tietz <ktietz@redhat.com>
184 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
185 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
187 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
188 as i386_pe_reloc_rw_mask.
190 2012-07-04 Richard Guenther <rguenther@suse.de>
192 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
193 as in free_lang_data_in_type.
195 2012-07-04 Tobias Grosser <tobias@grosser.es>
196 Michael Matz <matz@suse.de>
198 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
199 (graphite-optimize-isl.o): Add dependencies.
200 * common.opt (floop-nest-optimize): New flag.
201 * doc/invoke.texi (floop-nest-optimize): Document.
202 * graphite-dependences.c (compute_deps): Export.
203 * graphite-poly.h (compute_deps): Declare.
204 * graphite-optimize-isl.c: New file.
205 * graphite-poly.c (apply_poly_transforms): Run the loop
207 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
208 if -floop-nest-optimize is enabled.
210 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
212 * config/sh/predicates.md (logical_and_operand): New predicate.
213 * config/sh/constraints.md (Jmb, Jmw): New constraints.
214 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
215 of 0xFFFF constant. Use logical_and_operand predicate and
216 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
217 (*andsi3_compact): Make it an insn_and_split. Use
218 logical_and_operand predicate. Add Jmb,Jmw alternatives.
220 2012-07-03 Jason Merrill <jason@redhat.com>
223 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
225 2012-07-03 Nick Clifton <nickc@redhat.com>
227 * config/mep/mep.c (mep_reorg_regmove): Use
228 next_nonnote_non_debug_insn to advance to the next insn. Do not
229 expect delete_insn to return an rtx.
231 2012-07-03 Richard Guenther <rguenther@suse.de>
233 * doc/install.texi (CLooG): Clarify how CLooG needs to be
234 configured and that it needs to be built against ISL 0.10.
236 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
238 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
239 code model string in the error message.
241 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
244 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
245 sibcall_insn_operand. Move it to a temporary register if not.
247 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
250 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
253 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
255 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
257 2012-07-03 Roland McGrath <mcgrathr@google.com>
259 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
260 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
261 * configure: Regenerated.
262 * config/i386/i386.md (simple_return_internal_long): Use %;
263 (ctz<mode>2): Likewise.
266 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
269 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
271 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
272 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
273 gen_branch_true and gen_branch_false.
274 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
276 (branch_true, branch_false): Use t_reg_operand predicate.
277 (*branch_true, *branch_false): Delete.
278 (movt): Use t_reg_operand predicate.
279 (*negnegt): Use negt_reg_operand predicate and fold little and big
281 (*movtt): Use t_reg_operand and fold little and big endian variants.
284 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
286 * stmt.c (emit_case_bit_tests): Remove.
287 (expand_case): Remove expand_switch_using_bit_tests_p code.
288 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
289 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
290 (lshift_cheap_p): Likewise.
291 (expand_switch_using_bit_tests_p): Likewise.
292 (struct case_bit_test): Likewise.
293 (case_bit_test_cmp): Likewise.
294 (emit_case_bit_tests): New implementation for GIMPLE.
295 (gen_inbound_check): Do not release post-dominator info here.
296 (process_switch): Reorder code. Expand as bit tests if it
298 (do_switchconv): Release post-dominator info here if something changed.
299 (struct gimple_opt_pass): Verify more.
300 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
302 2012-07-02 Martin Jambor <mjambor@suse.cz>
305 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
306 dynamic type change check.
308 2012-07-02 Richard Guenther <rguenther@suse.de>
309 Michael Matz <matz@suse.de>
310 Tobias Grosser <tobias@grosser.es>
311 Sebastian Pop <sebpop@gmail.com>
313 * Makefile.in: Remove PPL flags in favor of ISL ones.
314 (BACKENDLIBS): Remove PPL libs.
315 (INCLUDES): Remove PPL includes in favor of ISL ones.
316 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
317 graphite-cloog-compat.h dependencies.
318 (graphite-dependences.o): Likewise.
319 (graphite-poly.o): Likewise.
320 * configure.ac: Declare ISL vars instead of PPL ones.
321 * configure: Regenerated.
322 * doc/install.texi: Replace PPL requirement documentation with ISL one.
323 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
324 * graphite-clast-to-gimple.c: Likewise.
325 * graphite-dependences.c: Likewise.
326 * graphite-interchange.c: Likewise.
327 * graphite-poly.h: Likewise.
328 * graphite-poly.c: Likewise.
329 * graphite-sese-to-poly.c: Likewise.
330 * graphite.c: Likewise.
331 * graphite-scop-detection.c: Re-arrange includes.
332 * graphite-cloog-util.c: Remove.
333 * graphite-cloog-util.h: Likewise.
334 * graphite-ppl.h: Likewise.
335 * graphite-ppl.c: Likewise.
336 * graphite-dependences.h: Likewise.
338 2012-07-02 Richard Guenther <rguenther@suse.de>
340 Merge from graphite branch
341 2011-07-21 Tobias Grosser <tobias@grosser.es>
343 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
344 Remove graphite-cloog-util.h.
345 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
346 build_iv_mapping, translate_clast_user, translate_clast,
347 free_scattering, initialize_cloog_names, build_cloog_prog,
348 create_params_index): Do not use old compatibility functions.
349 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
350 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
351 compatibility functions.
352 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
354 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
355 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
357 * graphite-cloog-compat.h: Remove.
359 2011-08-09 Tobias Grosser <tobias@grosser.es>
361 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
362 of the string, no just a reference.
363 (clast_name_index): Add a new field, that specifies if we need to free
365 (free_clast_name_index): If necessary, free the name string.
366 (clast_name_index_elt_info): Calculate the hash based on the string
367 content, not the memory location it is stored in.
368 (clast_name_to_level): Specify that we do not need to free the name.
369 (clast_name_to_index): Dito.
370 (clast_name_to_lb_ub): Dito.
371 (eq_clast_name_indexes): Compare the strings, not their base pointers.
372 (free_scattering): Removed.
373 (initialize_cloog_names): Renamed to add_names_to_union_domain().
374 (add_names_to_union_domain): Changed to work on a union_domain,
375 instead of a CloogNames structure.
376 (build_cloog_prog): Removed.
377 (build_cloog_union_domain): New.
378 (generate_cloog_input): New.
379 (scop_to_clast): Use CloogInput instead of CloogProgram.
380 (print_generated_program): Adapt to new scop_to_clast() and do not
381 print the CloogProgram any more.
382 (create_params_index): Removed, functionality integrated in
383 add_names_to_union_domain().
384 (gloog): Adapt to new scop_to_clast().
385 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
387 2012-01-11 Tobias Grosser <tobias@grosser.es>
389 * graphite-clast-to-gimple.c (clast_name_to_index,
390 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
391 (clast_to_gcc_expression): Add clast_expr_name as a new
392 case. Do not assume a clast_expr_term points always to a
394 (type_for_clast_term): Do not assume a clast_expr_term points always to
396 (type_for_clast_name): New.
397 (type_for_clast_expr): Add clast_expr_name as a new case.
399 2011-08-03 Sebastian Pop <sebpop@gmail.com>
401 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
402 new_Cloog_Scattering_from_ppl_Polyhedron,
403 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
405 2012-07-02 Jakub Jelinek <jakub@redhat.com>
407 PR tree-optimization/53645
408 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
409 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
411 2012-07-01 Wei Guozhi <carrot@google.com>
414 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
415 * config/arm/arm.c (const_ok_for_dimode_op): New function.
416 * config/arm/constraints.md (Dd): New constraint.
417 * config/arm/predicates.md (arm_adddi_operand): New predicate.
418 * config/arm/arm.md (adddi3): Extend it to handle constants.
419 (arm_adddi3): Likewise.
420 (addsi3_carryin_<optab>): Extend it to handle sbc case.
421 (addsi3_carryin_alt2_<optab>): Likewise.
422 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
424 2012-06-30 Nathan Sidwell <nathan@acm.org>
426 * coverage.c (bbg_file_stamp): New.
427 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
428 (build_info): Write bbg_file_stamp.
429 (coverage_init): Initialize bbg_file_stamp. Read counts file
430 before writing graph header.
431 (coverage_finish): Don't unlink the data file if we can generate a
433 * tree.h (crc32_unsigned): Declare.
434 * tree.c (crc32_unsigned_bits): New, broken out of ...
435 (crc32_byte): ... here. Use it.
436 (crc32_unsigned): New.
438 2012-06-29 Cary Coutant <ccoutant@google.com>
440 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
441 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
442 (gen_variable_die): Likewise.
443 (gen_namespace_die): Likewise.
445 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
447 * tree-eh.c (lower_try_finally_switch): Really put the location of the
448 last statement of the finally block onto the switch.
450 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
453 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
456 2012-06-29 Sterling Augustine <saugustine@google.com>
458 * dwarf2out.c (add_pubname): Add comment.
459 (add_pubtype): Fix indentation.
460 (gen_enumeration_type_die): Likewise.
462 2012-06-29 Jakub Jelinek <jakub@redhat.com>
464 * tree-vect-generic.c (expand_vector_divmod): For even/odd
465 widening multiply, put even always as first argument to VEC_PERM_EXPR.
467 2012-06-29 Richard Henderson <rth@redhat.com>
469 * tree-vect-generic.c: Include target.h.
470 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
471 * Makefile.in (tree-vect-generic.o): Update.
473 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
475 * configure.ac: Remove special gtfiles case for C.
476 * configure: Regenerate.
477 * Makefile.in: Remove C front-end hooks and build hooks that
478 will be picked up from c/Make-lang.in now.
479 Add tree-mudflap to C_COMMON_OBJS.
480 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
481 * config/vms/vms.c: Look for c-tree.h in c/.
482 * doc/gty.texi: Remove reference to c-config-lang.in.
483 * doc/sourcebuild.texi: Document the c/ subdirectory.
485 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
487 * system.h (CASE_USE_BIT_TESTS): Poison.
488 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
489 (expand_switch_using_bit_tests_p): ...here.
490 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
491 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
493 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
495 * system.h (IFCVT_EXTRA_FIELDS): Poison.
496 (IFCVT_INIT_EXTRA_FIELDS): Poison.
497 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
498 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
499 IFCVT_INIT_EXTRA_FIELDS.
500 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
501 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
503 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
504 frv_ifcvt_machdep_init.
505 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
506 Remove documentation.
507 (IFCVT_MACHDEP_INIT): Document.
508 * doc/tm.texi: Regenerate.
510 2012-06-29 Nick Clifton <nickc@redhat.com>
512 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
514 2012-06-29 Jakub Jelinek <jakub@redhat.com>
516 * tree-vect-stmts.c (vectorizable_operation): Check both
517 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
518 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
520 2012-06-28 Richard Henderson <rth@redhat.com>
522 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
524 2012-06-28 Jakub Jelinek <jakub@redhat.com>
526 PR tree-optimization/51581
527 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
528 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
529 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
530 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
531 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
532 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
534 PR tree-optimization/53645
535 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
536 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
539 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
542 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
543 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
544 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
545 avr_hard_regno_call_part_clobbered.
547 2012-06-28 Richard Guenther <rguenther@suse.de>
550 * expr.c (expand_expr_real_1): Verify if the type is complete
551 before inspecting its size.
553 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
555 * doc/include/gpl.texi: Remove.
556 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
558 2012-06-28 Jakub Jelinek <jakub@redhat.com>
560 PR tree-optimization/53645
561 * tree-vect-generic.c (add_rshift): New function.
562 (expand_vector_divmod): New function.
563 (expand_vector_operation): Use it for vector integer
564 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
565 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
566 unused lguup variable with dummy_int.
568 2012-06-28 OLivier Hainque <hainque@adacore.com>
570 * expr.c (convert_move): Latch mem integer inputs into a
571 register before expanding a multi-instructions sequence.
573 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
574 Uros Bizjak <ubizjak@gmail.com>
575 Jakub Jelinek <jakub@redhat.com>
579 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
580 (vt_finalize): ... here instead, if needed.
582 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
587 * dce.c (word_dce_process_block): Check whether inserting debug
588 temps are needed even for needed insns.
589 (dce_process_block): Likewise.
590 * df-problems.c (dead_debug_add): Add comment about multi-regs.
591 (dead_debug_insert_temp): Likewise. Don't subreg when we're
592 setting fewer regs than a multi-reg requires.
594 2012-06-27 Richard Henderson <rth@redhat.com>
596 * config/alpha/alpha.c (alpha_dimode_u): New.
597 (alpha_init_builtins): Initialize it, and use it.
598 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
599 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
600 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
601 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
602 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
603 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
604 (alpha_fold_builtin_ctpop): Likewise.
605 (alpha_fold_builtin_umulh): Remove.
606 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
607 typo in MAX_ARGS check.
609 2012-06-27 Richard Henderson <rth@redhat.com>
611 * tree.def (MULT_HIGHPART_EXPR): New.
612 * cfgexpand.c (expand_debug_expr): Ignore it.
613 * expr.c (expand_expr_real_2): Handle it.
614 * fold-const.c (int_const_binop_1): Likewise.
615 * optabs.c (optab_for_tree_code): Likewise.
616 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
617 * tree-inline.c (estimate_operator_cost): Likewise.
618 * tree-pretty-print.c (dump_generic_node): Likewise.
619 (op_code_prio, op_symbol_code): Likewise.
620 * tree.c (commutative_tree_code): Likewise. Also handle
621 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
623 2012-06-27 Richard Henderson <rth@redhat.com>
626 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
627 in 2012-06-23 change. Adjust two other DImode tests as well.
629 2012-06-27 Nick Clifton <nickc@redhat.com>
631 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
634 2012-06-27 Richard Guenther <rguenther@suse.de>
637 * tree-chrec.c (chrec_convert_1): Represent truncation to
638 a type with undefined overflow as truncation to an unsigned
639 type converted to the type with undefined overflow.
640 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
641 the scalar evolution of a truncated widened operation avoid
642 looking at the non-existing evolution of the widened operation
645 2012-06-27 Richard Guenther <rguenther@suse.de>
647 PR tree-optimization/53774
648 * tree-ssa-reassoc.c (get_rank): All default defs have
650 (init_reassoc): Precompute rank for all SSA default defs.
652 2012-06-27 Nick Clifton <nickc@redhat.com>
654 * config/rx/rx.md (simple_return): Use the simple_return rtx.
656 2012-06-26 Richard Henderson <rth@redhat.com>
658 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
659 and don't fall thru from standard_80387_constant_p to the memory
662 2012-06-26 Richard Henderson <rth@redhat.com>
664 * config/i386/i386.c (bdesc_args): Update. Change
665 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
666 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
667 (ix86_builtin_mul_widen_even): Use it.
668 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
669 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
670 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
672 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
673 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
674 (vec_widen_smult_even_v4si): New.
676 2012-06-26 Richard Henderson <rth@redhat.com>
678 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
679 to expander; move guts to ...
680 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
681 highparts before shifting up.
682 * config/i386/i386-protos.h: Update.
684 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
686 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
687 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
688 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
690 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
692 * var-tracking.c (vt_add_function_parameter): Use a preserved
693 VALUE for the MEM address of an incoming parameter.
695 2012-06-26 Sterling Augustine <saugustine@google.com>
697 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
698 (prune_unused_types): Likewise.
700 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
702 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
703 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
704 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
705 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
706 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
707 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
708 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
709 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
710 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
712 * doc/tm.texi: Regenerate.
713 * doc/cpp.texi: Make example for #error generic.
714 * config/frv/frv.h: Fix example text to match tm.texi.
716 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
718 * tree-pass.h (pass_strength_reduction): New decl.
719 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
720 (finalize_costs): Likewise.
721 * timevar.def (TV_TREE_SLSR): New timevar.
722 * gimple-ssa-strength-reduction.c: New.
723 * tree-flow.h (initialize_costs): New decl.
724 (finalize_costs): Likewise.
725 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
726 * passes.c (init_optimization_passes): Add pass_strength_reduction.
728 2012-06-26 Matt Turner <mattst88@gmail.com>
730 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
731 (__builtin_arm_tinsrh): Likewise.
732 (__builtin_arm_tinsrw): Likewise.
733 (__builtin_arm_wsadb): Add missing v2si parameter.
734 (__builtin_arm_wsadh): Likewise.
735 (__builtin_arm_getwcx): Delete.
736 (__builtin_arm_setwcx): Delete.
737 (__builtin_arm_getwcgr0): Add.
738 (__builtin_arm_getwcgr1): Add.
739 (__builtin_arm_getwcgr2): Add.
740 (__builtin_arm_getwcgr3): Add.
741 (__builtin_arm_setwcgr0): Add.
742 (__builtin_arm_setwcgr1): Add.
743 (__builtin_arm_setwcgr2): Add.
744 (__builtin_arm_setwcgr3): Add.
746 2012-06-26 Richard Guenther <rguenther@suse.de>
749 2012-06-21 Richard Guenther <rguenther@suse.de>
751 * tree-inline.c (estimate_num_insns): Estimate call cost for
754 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
757 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
758 * doc/tm.texi: Regenerate.
760 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
763 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
764 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
765 * doc/tm.texi.in: Remove documentation for unused target macros
766 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
767 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
768 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
769 TARGET_NARROW_VOLATILE_BITFIELDS.
770 Document that MD_HANDLE_UNWABI is a macro in libgcc.
771 * doc/tm.texi: Regenerate.
772 * system.h: Poison target macros
773 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
774 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
775 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
776 TARGET_NARROW_VOLATILE_BITFIELDS
778 2012-06-26 Jan Hubicka <jh@suse.cz>
781 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
784 2012-06-26 Dehao Chen <dehao@google.com>
786 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
787 source location is consistant with the call stmt.
789 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
791 PR tree-optimization/53729
792 PR tree-optimization/53636
793 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
794 vect_verify_datarefs_alignment until after statements have
795 been marked as relevant/irrelevant.
796 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
797 Skip irrelevant statements.
798 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
799 instead of STMT_VINFO_RELEVANT.
800 (vect_get_data_access_cost): Do not check for supportable
801 alignment before calling vect_get_load_cost/vect_get_store_cost.
802 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
803 handling unsupported alignment.
804 (vect_get_load_cost): Likewise.
806 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
808 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
809 Do not define JMP_BUF_SIZE.
811 2012-06-26 Jakub Jelinek <jakub@redhat.com>
813 PR tree-optimization/53748
814 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
815 if arg0/arg1 have integral or pointer types.
817 2012-06-25 Richard Henderson <rth@redhat.com>
819 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
820 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
821 (sdot_prodv4si): New; handle only XOP.
823 2012-06-25 Richard Henderson <rth@redhat.com>
825 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
826 (V2UDI_FUNC_V4USI_V4USI): New.
827 (V4UDI_FUNC_V8USI_V8USI): New.
828 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
829 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
830 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
831 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
832 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
833 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
834 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
835 (bdesc_args): Add them.
836 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
837 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
838 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
839 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
840 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
842 2012-06-25 Richard Henderson <rth@redhat.com>
844 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
846 2012-06-25 Richard Henderson <rth@redhat.com>
848 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
850 (ix86_expand_vec_interleave): New.
851 (ix86_expand_mul_widen_evenodd): New.
852 (ix86_expand_mul_widen_hilo): New.
853 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
854 * config/i386/i386.md (u_bool) New code attr.
855 * config/i386/predicates.md
856 (nonimmediate_or_const_vector_operand): Remove.
857 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
859 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
860 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
861 (vec_widen<s>mult_hi_v8si): Remove.
862 (vec_widen<s>mult_lo_v8si): Remove.
863 (vec_widen_smult_hi_v4si): Remove.
864 (vec_widen_smult_lo_v4si): Remove.
865 (vec_widen_umult_hi_v4si): Remove.
866 (vec_widen_umult_lo_v4si): Remove.
867 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
868 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
869 * config/i386/i386-protos.h: Update.
871 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
873 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
874 (neon_vld1_dup): Restrict to VQ operands.
875 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
877 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
878 James Greenhalgh <james.greenhalgh@arm.com>
880 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
881 (TARGET_FMA): New macro.
882 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
883 (TARGET_ARM_ARCH): Likewise.
884 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
885 (TARGET_V6M, TARGET_V7M): Likewise.
886 (TARGET_ARM_ARCH_PROFILE): Likewise.
887 (TARGET_ARM_FEATURE_LDREX): Likewise.
888 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
889 (ARM_MIN_ENUM_SIZE): Likewise.
890 * config/arm/arm.c (arm_file_start): Refactor appropriately.
891 (base_architecture): New enumeration.
892 (arm_base_arch): New global variable.
893 (processors): Add field base_arch.
894 (ARM_ARCH, ARM_CORE): Adjust accordingly.
895 (arm_option_override): Add initialization of arm_base_arch.
896 * doc/cpp.texi (system-specific predefined macros.): Change.
898 2012-06-25 Jakub Jelinek <jakub@redhat.com>
901 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
902 of x x x in the vmovlps load alternative.
904 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
907 * df.h (dead_debug_add): Remove third argument.
908 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
909 REG that we want to replace instead.
910 (dead_debug_insert_temp): Use the REGNO of the reg that we want
911 to replace instead of DF_REF_REGNO. Require there to always be
912 at least one such use. Check for cases where the same location
913 has more than df_ref associated with it.
914 (df_note_bb_compute): Remove third dead_debug_add argument.
915 * dce.c (word_dce_process_block): Likewise.
917 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
919 * config/v850/v850.c: Remove redundant extern declarations for
920 last_assemble_variable_decl and size_directive_output.
922 * doc/tm.texi.in: Document JMP_BUF_SIZE.
923 * doc/tm.texi: Regenerate.
924 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
925 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
926 * config/stormy16/stormy16.h: Likewise.
928 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
930 * doc/sourcebuild.texi: Add missing subdirectories.
932 2012-06-25 Tristan Gingold <gingold@adacore.com>
934 * config/i386/i386.h: Fix typo.
936 2012-06-25 Tristan Gingold <gingold@adacore.com>
938 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
939 (seh_cfa_adjust_cfa): ... that function.
940 (seh_emit_stackalloc): Do not emit out of range values.
941 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
942 UNSPEC_DEF_CFA constants.
943 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
944 * config/i386/i386.c (ix86_frame_pointer_required): Required
945 for very large frames on SEH target.
946 (ix86_compute_frame_layout): Save area is before frame pointer
947 on SEH target. Handle very large frames.
948 (ix86_expand_prologue): Likewise.
950 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
952 * output.h: (current_function_is_leaf,
953 current_function_sp_is_unchanging,
954 current_function_uses_only_leaf_regs): Remove.
955 * function.c (current_function_is_leaf,
956 current_function_sp_is_unchanging,
957 current_function_uses_only_leaf_regs): Remove.
958 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
959 instead of current_function_uses_only_leaf_regs.
960 * function.h (struct rtl_data): New fields sp_is_unchanging,
961 is_leaf, uses_only_leaf_regs.
962 * resource.c (init_resource_info): Replace current_function_is_leaf,
963 current_function_sp_is_unchanging, and
964 current_function_uses_only_leaf_regs with new crtl fields.
965 * sdbout.c (sdbout_symbol): Likewise.
966 * df-core.c (rest_of_handle_df_initialize): Likewise.
967 * ira.c (ira): Likewise.
968 * final.c (final_start_function): Likewise.
969 * reorg.c (fill_simple_delay_slots): Likewise.
970 * regrename.c (check_new_reg_p): Likewise.
971 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
972 (notice_stack_pointer_modification): Likewise.
973 * dbxout.c (dbxout_symbol): Likewise.
974 (dbxout_parms): Likewise.
975 * sel-sched.c (init_regs_for_mode): Likewise.
976 * dwarf2out.c (dbx_reg_number): Likewise.
977 (multiple_reg_loc_descriptor): Likewise.
978 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
980 (ix86_select_alt_pic_regnum): Likewise.
981 (ix86_compute_frame_layout): Likewise.
982 (ix86_finalize_stack_realign_flags): Likewise.
983 (ix86_expand_epilogue): Likewise.
984 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
985 * config/h8300/h8300.c (byte_reg): Likewise.
986 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
987 (c6x_save_reg): Likewise.
988 (c6x_compute_frame_layout): Likewise.
989 * config/pa/pa.c (pa_compute_frame_size): Likewise.
990 (pa_output_function_prologue): Likewise.
991 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
992 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
993 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
994 (sparc_expand_prologue): Likewise.
995 (sparc_flat_expand_prologue): Likewise.
996 (sparc_asm_function_prologue): Likewise.
997 (sparc_output_mi_thunk): Likewise.
998 (sparc_frame_pointer_required): Likewise.
999 * config/epiphany/epiphany.c (epiphany_compute_function_type):
1001 (epiphany_compute_frame_size): Likewise.
1002 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
1003 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
1004 (cris_frame_pointer_required): Likewise.
1005 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
1006 (tilepro_current_function_is_leaf): Likewise.
1007 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
1008 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
1009 * config/ia64/ia64.c (find_gr_spill): Likewise.
1010 (ia64_compute_frame_size): Likewise.
1011 (ia64_can_eliminate): Likewise.
1012 (ia64_initial_elimination_offset): Likewise.
1013 * config/m68k/m68k.c (m68k_save_reg): Likewise.
1014 (m68k_expand_epilogue): Likewise.
1015 * config/rx/rx.c (rx_get_stack_layout): Likewise.
1016 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
1017 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
1019 (picochip_output_frame_debug): Likewise.
1020 * config/sh/sh.c (sh_media_register_for_return): Likewise.
1021 (sh_allocate_initial_value): Likewise.
1022 (sh_output_mi_thunk): Likewise.
1023 * config/microblaze/microblaze.c (microblaze_must_save_register):
1025 (compute_frame_size): Likewise.
1026 (microblaze_initial_elimination_offset): Likewise.
1027 (microblaze_expand_prologue): Likewise.
1028 (microblaze_expand_epilogue): Likewise.
1029 * config/frv/frv.c (frv_expand_epilogue): Likewise.
1030 (frv_frame_pointer_required): Likewise.
1031 * config/spu/spu.c (get_pic_reg): Likewise.
1032 (direct_return): Likewise.
1033 (spu_expand_prologue): Likewise.
1034 (spu_expand_epilogue): Likewise.
1035 (spu_initial_elimination_offset): Likewise.
1036 * config/mips/mips.c (mips_global_pointer): Likewise.
1037 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1038 (mips_compute_frame_info): Likewise.
1039 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
1040 (mep_reload_pointer): Likewise.
1041 * config/rl78/rl78.c (need_to_save): Likewise.
1042 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
1043 * config/score/score.c (score_compute_frame_size): Likewise.
1044 (score_function_prologue): Likewise.
1045 * config/bfin/bfin.c (must_save_p): Likewise.
1046 (expand_prologue_reg_save): Likewise.
1047 (expand_epilogue_reg_restore): Likewise.
1048 (bfin_frame_pointer_required): Likewise.
1049 (n_regs_saved_by_prologue): Likewise.
1050 (add_to_reg): Likewise.
1051 (expand_interrupt_handler_prologue): Likewise.
1052 (expand_interrupt_handler_epilogue): Likewise.
1053 (bfin_expand_prologue): Likewise.
1054 * config/avr/avr.c (avr_regs_to_save): Likewise.
1055 (avr_prologue_setup_frame): Likewise.
1056 (expand_epilogue): Likewise.
1057 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
1058 (s390_register_info): Likewise.
1059 (s390_frame_info): Likewise.
1060 (s390_init_frame_layout): Likewise.
1061 (s390_emit_prologue): Likewise.
1064 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
1066 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
1067 * vmsdbgout: Do not undefine it if defined.
1068 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
1069 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
1070 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
1072 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
1074 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
1076 2012-06-23 Richard Henderson <rth@redhat.com>
1079 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
1080 V*QImode shifts and multiply.
1081 (ix86_expand_vecop_qihi): Support shifts.
1082 * config/i386/i386.md (any_shift): New code iterator.
1083 * config/i386/sse.md (ashlv16qi3): Merge ...
1084 (<any_shiftrt>v16qi3): ... into ...
1085 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
1086 to support SSE and AVX.
1088 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
1089 parameter into src and dest.
1090 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
1091 (vec_unpacks_hi_<V124_AVX2>): Likewise.
1092 (vec_unpacku_lo_<V124_AVX2>): Likewise.
1093 (vec_unpacks_lo_<V124_AVX2>): Likewise.
1094 * config/i386/i386-protos.h: Update.
1096 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
1097 pure expander; move expansion code ...
1098 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
1099 * config/i386/i386-protos.h: Update.
1101 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
1103 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
1104 (popcntb<mode>2): Add attribute type popcnt.
1105 (popcntd<mode>2): Ditto.
1106 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
1107 * config/rs6000/power5.md (define_insn_reservation): Ditto.
1108 * config/rs6000/power7.md (define_insn_reservation): Ditto.
1109 * config/rs6000/476.md (define_insn_reservation): Ditto.
1110 * config/rs6000/power6.md (define_insn_reservation): New
1111 reservation for popcnt instructions.
1113 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
1115 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
1117 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
1120 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
1122 * config/i386/i386.c (ix86_option_override_internal): Allow
1123 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
1125 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
1128 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
1130 * double-int.c (double_int_multiple_of): New function.
1131 * double-int.h (double_int_multiple_of): New decl.
1132 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
1133 (mbc_entry_hash): New forward decl.
1134 (mbc_entry_eq): Likewise.
1135 (zero_cost): Change to no_cost.
1136 (mult_costs): New static var.
1137 (cost_tables_exist): Likewise.
1138 (initialize_costs): New function.
1139 (finalize_costs): Likewise.
1140 (tree_ssa_iv_optimize_init): Call initialize_costs.
1141 (add_cost): Change to add_regs_cost; distinguish costs by speed.
1142 (multiply_regs_cost): New function.
1143 (add_const_cost): Likewise.
1144 (extend_or_trunc_reg_cost): Likewise.
1145 (negate_reg_cost): Likewise.
1146 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
1148 (get_address_cost): Change add_cost to add_regs_cost; change
1149 multiply_by_cost to multiply_by_const_cost.
1150 (force_expr_to_var_cost): Change zero_cost to no_cost; change
1151 add_cost to add_regs_cost; change multiply_by_cost to
1152 multiply_by_const_cost.
1153 (split_cost): Change zero_cost to no_cost.
1154 (ptr_difference_cost): Likewise.
1155 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
1156 to multiply_by_const_cost.
1157 (get_computation_cost_at): Change add_cost to add_regs_cost; change
1158 multiply_by_cost to multiply_by_const_cost.
1159 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
1160 (determine_iv_cost): Change add_cost to add_regs_cost.
1161 (iv_ca_new): Change zero_cost to no_cost.
1162 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
1163 * tree-ssa-address.c (most_expensive_mult_to_index): Change
1164 multiply_by_cost to multiply_by_const_cost.
1165 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
1166 (add_regs_cost): New decl.
1167 (multiply_regs_cost): Likewise.
1168 (add_const_cost): Likewise.
1169 (extend_or_trunc_reg_cost): Likewise.
1170 (negate_reg_cost): Likewise.
1172 2012-06-22 Richard Guenther <rguenther@suse.de>
1174 Merge from graphite branch
1175 2011-08-10 Sebastian Pop <sebpop@gmail.com>
1177 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
1179 2012-01-13 Tobias Grosser <tobias@grosser.es>
1181 * tree-flow.h (parallelized_function_p): Declare.
1182 * tree-parloops.c (parallelized_function_p): Export.
1183 * graphite.c (graphite_transform_loops): Do not run graphite on
1184 already parallel functions.
1186 2012-06-22 Alan Modra <amodra@gmail.com>
1188 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
1189 return mem. Convert to indirect addressing if not indirect or
1190 indexed. Adjust all callers.
1192 2012-06-22 Richard Guenther <rguenther@suse.de>
1194 * gcov-iov.c: Include bconfig.h and system.h.
1196 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
1198 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
1200 2012-06-22 Richard Guenther <rguenther@suse.de>
1202 PR gcov-profile/53744
1203 * gcov-iov.c (main): Treat "" and "prerelease" the same.
1205 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
1208 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
1209 for GNU Fortran if in strict DWARF2 mode.
1211 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
1213 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
1214 DECL_IGNORED_P non-reg vars even if they are used.
1216 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1220 * var-tracking.c (vt_get_canonicalize_base): New.
1221 (vt_canonicalize_addr, vt_stack_offset_p): New.
1222 (vt_canon_true_dep): New.
1223 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
1224 (clobber_overlaping_mems): Use vt_canonicalize_addr.
1226 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1230 * var-tracking.c (vt_initialize): Record initial offset between
1231 arg pointer and stack pointer.
1233 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1237 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
1240 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1244 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
1246 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1248 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
1250 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1253 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
1255 2012-06-21 Meador Inge <meadori@codesourcery.com>
1258 * c-decl.c (c_push_function_context): Restore the behavior to reuse
1259 the language function allocated for -Wunused-local-typedefs.
1260 (c_pop_function_context): If necessary, clear the language function
1261 created in c_push_function_context. Always clear out the
1262 x_cur_stmt_list field of the restored language function.
1264 2012-06-21 Sterling Augustine <saugustine@google.com>
1265 Cary Coutant <ccoutant@google.com>
1267 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
1268 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
1269 (comdat_type_struct): New field 'skeleton_die'.
1270 (breakout_comdat_types): Update it.
1271 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
1272 is_namespace_die. Fix minor style violation. Call want_pubnames.
1273 (add_pubname_string): Call want_pubnames.
1274 (add_pubtype): Rework logic for calculating type name. Call
1275 is_namespace_die. Call want_pubnames.
1276 (output_pubnames): Move conditional logic deciding when to produce the
1277 section from dwarf2out_finish. Use new skeleton_die field.
1278 (base_type_die): Call add_pubtype.
1279 (gen_enumeration_type_die): Unconditionally call add_pubtype.
1280 (gen_subprogram_die): Adjust calls to add_pubname.
1281 (gen_namespace_die): Call add_pubname_string.
1282 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
1283 produce pubnames and pubtypes sections to output_pubnames.
1284 * common.opt (-gpubnames): New option.
1285 * doc/invoke.texi: Document it.
1287 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
1289 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
1291 2012-06-21 Michael Matz <matz@suse.de>
1294 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
1297 2012-06-21 Richard Guenther <rguenther@suse.de>
1299 * tree-inline.c (estimate_num_insns): Estimate call cost for
1302 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
1304 * tree.h (DECL_SOURCE_COLUMN): New accessor.
1306 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1308 * config/i386/i386.md (SINCOS): New int iterator.
1309 (sincos): New int attribute.
1310 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
1311 SINCOS int iterator.
1312 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
1313 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
1315 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1317 * config/i386/i386.md (RDFSGSBASE): New int iterator.
1318 (WRFSGSBASE): Ditto.
1319 (fsgs): New int attribute.
1320 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
1321 RDFSGSBASE int iterator.
1322 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
1323 WRFSGSBASE int iterator.
1325 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1327 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
1328 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
1329 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
1330 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
1333 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1335 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
1337 2012-06-20 Richard Guenther <rguenther@suse.de>
1339 PR tree-optimization/30318
1340 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
1342 (range_int_cst_singleton_p): But explicitely here.
1343 (zero_nonzero_bits_from_vr): And here.
1344 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
1345 to cover all cases we can perform arbitrary precision
1346 arithmetic with double-ints.
1347 (intersect_ranges): Handle adjacent anti-ranges.
1349 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1351 * config/i386/i386.md (rounding_insn): New int attribute.
1352 (<rounding_insn>xf2): Macroize insn from
1353 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
1354 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
1356 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1358 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
1359 (ieee_maxmin): New int attribute.
1360 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
1361 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
1363 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1365 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
1366 * config/arm/arm.c: Do not include c-pragma.h.
1367 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
1368 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
1369 to arm_emit_eabi_attribute.
1370 * arm-c.c: Do not include output.h.
1371 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
1372 call to arm_emit_eabi_attribute.
1373 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
1375 2012-06-20 Richard Guenther <rguenther@suse.de>
1377 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
1378 Allow adjusting alignment of user-aligned decls again.
1380 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1382 * config/rl78/rl78-c.c: Remove unnecessary includes.
1384 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1386 * config/cris/cris.c: Include cgraph.h.
1387 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
1389 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1391 * emit-rtl.c (need_atomic_barrier_p): New function.
1392 * emit-rtl.h (need_atomic_barrier_p): Declare it.
1393 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
1394 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
1395 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
1396 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
1397 (mips_process_sync_loop): Use generic version instead.
1399 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1401 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
1404 2012-06-19 Tom de Vries <vries@codesourcery.com>
1405 Maxim Kuvyrkov <maxim@codesourcery.com>
1407 * config/mips/constraints.md (ZR): New constraint.
1408 * config/mips/predicates.md (mem_noofs_operand): New predicate.
1409 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
1410 * config/mips/mips.h (TARGET_XLP): Define.
1411 (TARGET_SYNC_AFTER_SC): Update.
1412 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
1413 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
1414 XLP-specific swap and ldadd patterns.
1415 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
1417 2012-06-19 Tom de Vries <vries@codesourcery.com>
1418 Maxim Kuvyrkov <maxim@codesourcery.com>
1420 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
1421 (mips_emit_post_atomic_barrier_p): New static functions.
1422 (mips_process_sync_loop): Use them. Emit sync memory barriers in
1423 accordance with memory model semantics. Add return of CMP result for
1425 * config/mips/mips.md: Update comment.
1426 (sync_cmp): New attribute.
1427 (sync_memmodel): New attribute replacing sync_release_barrier.
1428 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
1429 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
1430 (sync_lock_test_and_set, test_and_set_12): Update.
1431 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
1432 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
1434 2012-06-19 Joseph Myers <joseph@codesourcery.com>
1436 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
1437 mov_si<mode>_e500_subreg0.
1438 (*mov_si<mode>_e500_subreg0_elf_low)
1439 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
1441 2012-06-19 Richard Henderson <rth@redhat.com>
1443 * config/alpha/alpha.c: Include params.h.
1444 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
1445 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
1447 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
1449 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
1450 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
1451 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
1453 * doc/tm.texi: Regenerate.
1454 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
1456 * config/darwin-c.c: Include target.h.
1457 (darwin_objc_declare_unresolved_class_reference): New function.
1458 (darwin_objc_declare_class_definition): New function.
1459 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
1460 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
1462 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
1464 * target.def (output_ident): New hook.
1465 * targhooks.h (default_asm_output_ident_directive): Add prototype.
1466 * varasm.c (assemble_asm): Only prefix a tab if the string does not
1467 already start with one.
1468 (default_asm_output_ident_directive): New function to emit
1469 .ident as a top-level asm node while parsing, or directly to
1470 asm_out_file after parsing.
1471 * toplev.c (compile_file): Print a GCC .ident with
1472 targetm.asm_out.output_ident.
1473 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
1474 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
1475 * doc/tm.texi: Update.
1477 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1478 (TARGET_ASM_OUTPUT_IDENT): Define.
1479 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
1480 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
1481 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
1482 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
1483 (TARGET_ASM_OUTPUT_IDENT): Define.
1484 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
1485 (TARGET_ASM_OUTPUT_IDENT): Define.
1487 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
1488 * config/cris/cris.c (cris_asm_output_ident): New function.
1489 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1491 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
1493 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
1494 (microblaze_asm_output_ident): Rewrite to work similar to
1495 default_asm_output_ident_directive for front-end .idents.
1496 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
1497 (TARGET_ASM_OUTPUT_IDENT): Define.
1499 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
1500 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
1502 * config/rx/rx.c: Include cgraph.h for add_asm_node.
1503 (rx_asm_output_ident): New function, similar to
1504 default_asm_output_ident_directive, but handle AS100 syntax also, so
1505 that #ident also works for rx in AS100 syntax.
1506 (TARGET_ASM_OUTPUT_IDENT): Define.
1507 * config/rx/rx.h (IDENT_ASM_OP): Remove.
1509 * Makefile.in: Fix dependencies for c-family/c-lex.o.
1511 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1513 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
1514 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
1516 (*fist<mode>2_<rounding>_1): Macroize insn from
1517 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
1518 (fistdi2_<rounding>): Macroize insn from
1519 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
1520 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
1521 corresponding splitters from fistdi2_{floor,ceil} and corresponding
1522 splitters using FIST_ROUNDING int iterator.
1523 (fist<mode>2_<rounding>): Macroize insn from
1524 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
1525 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
1526 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
1527 splitters using FIST_ROUNDING int iterator.
1528 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
1529 using FIST_ROUNDING int iterator.
1531 2012-06-19 Richard Henderson <rth@redhat.com>
1533 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
1534 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
1535 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
1536 * config/i386/sse.md (sse2_mulv4si3): Delete.
1537 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
1538 nonimmediate_or_const_vector_operand.
1540 2012-06-19 Richard Henderson <rth@redhat.com>
1542 * expmed.c (struct init_expmed_rtl): Split ...
1543 (init_expmed_one_mode): ... out of ...
1544 (init_expmed): ... here. Initialize integer vector modes also.
1545 (synth_mult): Handle integer vector modes.
1546 (choose_mult_variant): Likewise.
1547 (expand_mult_const): Likewise.
1548 (expand_mult): Likewise.
1549 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
1551 2012-06-19 Richard Henderson <rth@redhat.com>
1553 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
1554 integral vector modes.
1556 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1558 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
1559 (rounding): New int attribute.
1561 (frndintxf2_<rounding>): Macroize insn from
1562 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
1563 (frndintxf2_<rounding>_i387): Macroize insn from
1564 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
1566 2012-06-19 Richard Guenther <rguenther@suse.de>
1568 * tree-vrp.c (union_ranges): New function.
1569 (vrp_meet_1): Use union_ranges.
1570 (vrp_meet): Dump what we union and call vrp_meet_1.
1572 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
1574 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
1575 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
1576 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
1577 (attr write_conflict, attr core_cycles): Update.
1578 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
1580 2012-06-19 Richard Guenther <rguenther@suse.de>
1582 * tree-vrp.c (intersect_ranges): Handle more cases.
1583 (vrp_intersect_ranges): Dump what we intersect and call ...
1584 (vrp_intersect_ranges_1): ... this.
1586 2012-06-19 Richard Guenther <rguenther@suse.de>
1588 PR tree-optimization/53708
1589 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1590 user-supplied alignment and alignment of decls with the used
1593 2012-06-18 Lawrence Crowl <crowl@google.com>
1595 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
1596 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
1597 (TV_PHASE_STREAM_IN): New.
1598 (TV_PHASE_STREAM_OUT): New.
1599 * timevar.c (validate_phases): New.
1600 (timevar_print): Call validate_phases.
1601 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
1602 to TV_PHASE_OPT_GEN.
1603 * langhooks.c (write_global_declarations): Rename use of
1604 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
1605 TV_PHASE_CHECK_DBGINFO.
1606 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
1607 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
1608 lang_hooks.decls.final_write_globals.
1610 2012-06-18 David Edelshn <dje.gcc@gmail.com>
1612 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
1614 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
1617 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
1618 (*sse4_2_pcmpistr_unaligned): New.
1620 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1621 Sameera Deshpande <sameera.deshpande@arm.com>
1622 Greta Yorsh <greta.yorsh@arm.com>
1624 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
1625 * config/arm/arm.c (print_multi_reg): Remove.
1626 (vfp_output_fldmd): Likewise.
1627 (arm_output_epilogue): Likewise.
1628 * config/arm/arm.md (epilogue_insns): Update condition and code.
1630 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1631 Sameera Deshpande <sameera.deshpande@arm.com>
1632 Greta Yorsh <greta.yorsh@arm.com>
1634 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
1635 * config/arm/arm.c (thumb2_expand_return): New function.
1636 * config/arm/arm.md (return): Update condition and code.
1638 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1639 Sameera Deshpande <sameera.deshpande@arm.com>
1640 Greta Yorsh <greta.yorsh@arm.com>
1642 * config/arm/arm-protos.h (output_return_instruction): New parameter
1643 and int to bool change of parameter types.
1644 * config/arm/arm.c (output_return_instruction): Likewise.
1645 * config/arm/arm.md (arm_simple_return): New pattern.
1646 (arm_return, cond_return, cond_return_inverted): Add new arguments.
1647 * config/arm/thumb2.md (thumb2_return): Update condition and code.
1649 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1650 Sameera Deshpande <sameera.deshpande@arm.com>
1651 Greta Yorsh <greta.yorsh@arm.com>
1653 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
1654 * config/arm/arm.c (arm_expand_epilogue): New function.
1655 * config/arm/arm.md (epilogue): Update condition and code.
1656 (sibcall_epilogue): Likewise.
1658 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1659 Sameera Deshpande <sameera.deshpande@arm.com>
1660 Greta Yorsh <greta.yorsh@arm.com>
1662 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
1663 * config/arm/arm.md (arm_addsi3) Add an alternative.
1665 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1666 Sameera Deshpande <sameera.deshpande@arm.com>
1667 Greta Yorsh <greta.yorsh@arm.com>
1669 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
1670 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
1671 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
1673 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1674 Sameera Deshpande <sameera.deshpande@arm.com>
1675 Greta Yorsh <greta.yorsh@arm.com>
1677 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
1678 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
1679 (pop_multiple_with_return, ldr_with_return) Likewise.
1680 * config/arm/predicates.md (pop_multiple_return) New special predicate.
1681 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
1682 * config/arm/arm.c (arm_output_multireg_pop) New function.
1683 (arm_emit_multi_reg_pop): New function.
1685 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
1687 * config/arm/arm.c (ldm_stm_operation_p): Require SP
1688 as base register for loads if SP is in the register list.
1690 2012-06-18 Richard Guenther <rguenther@suse.de>
1692 PR tree-optimization/53693
1693 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
1694 Reject operands with more than one use.
1696 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
1698 PR tree-optimization/53703
1699 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
1700 correctly set bb_for_def[12].
1702 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
1704 * config/vax/vax.h (VMS_TARGET): Remove.
1706 2012-06-18 Richard Guenther <rguenther@suse.de>
1708 * tree-vrp.c (extract_range_from_assert): Split out range
1710 (intersect_ranges): New function.
1711 (vrp_intersect_ranges): Likewise.
1713 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1715 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
1718 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
1720 * doc/md.texi: Document int iterators.
1721 * read-rtl.c (ints): New iterator group.
1722 (find_int): Int iterator group callback.
1723 (apply_int_iterator): Likewise.
1724 (apply_iterators): Traverse int iterator table and add all the used
1726 (initialize_iterators): Initialize data structures and callbacks for
1728 (read_rtx): Parse and read mappings for int iterators.
1729 (read_rtx_code): Record int iterator usage.
1731 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
1734 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
1735 performing an addition.
1737 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1739 * output.h (split_double): Move prototype to rtl.h.
1740 (constructor_static_from_elts_p): Move prototype to tree.c.
1741 * rtl.h (split_double): Moved here from output.h.
1742 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
1743 * final.c (split_double): Move from here ...
1744 * rtlanal.c (split_double): ... to here.
1745 * expr.c: Do not include output.h.
1747 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1749 * cfglayout.h: Remove.
1750 * cfglayout.c: Remove.
1751 * function.h (struct function): Remove x_last_location field.
1752 * function.c: Do not include cfglayout.h.
1753 (expand_function_start): Do not call no-op force_next_line_note.
1754 (expand_function_end): Likewise.
1755 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
1756 (unlink_insn_chain): Moved here from cfglayout.c.
1757 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
1758 into_cfg_layout_mode, outof_cfg_layout_mode,
1759 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
1760 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
1761 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
1762 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
1763 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
1764 cfg_layout_finalize): Likewise.
1765 (rtl_can_remove_branch_p): Likewise.
1766 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
1767 (duplicate_insn_chain): Likewise.
1768 (force_next_line_note): Remove prototype.
1769 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
1770 (last_location): Remove #define to emit.x_last_location.
1771 (force_next_line_note): Remove no-op function.
1772 (init_emit): Don't set x_last_location.
1773 (block_locators_locs, block_locators_blocks, locations_locators_locs,
1774 locations_locators_vals, prologue_locator, epilogue_locator,
1775 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1776 Move POD to here from cfglayout.c.
1777 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
1778 set_curr_insn_source_location, get_curr_insn_source_location,
1779 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
1780 locator_scope, insn_scope, locator_location, locator_line, insn_line,
1781 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
1782 * cfghooks.h: Remove double-include protection.
1783 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
1784 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
1785 * final.c: Do not include cfglayout.h.
1786 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
1787 (reemit_insn_block_notes): Likewise. Make static.
1788 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
1789 operation_could_trap_p, tree_could_throw_p): Move from here...
1790 * tree.h: ... to here.
1791 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
1792 * profile.c: Do not include cfghooks.h.
1793 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
1794 * modulo-sched.c: Likewise.
1795 * loop-unswitch.c: Do not include cfglayout.h.
1796 * sched-ebb.c: Likewise.
1797 * tracer.c: Likewise.
1799 * tree-vect-loop-manip.c: Likewise.
1800 * loop-init.c: Likewise.
1801 * dwarf2out.c: Likewise.
1802 * hw-doloop.c: Likewise.
1803 * loop-unroll.c: Likewise.
1804 * cfgcleanup.c: Likewise.
1805 * bb-reorder.c: Likewise.
1806 * sched-rgn.c: Likewise.
1807 * tree-cfg.c: Likewise.
1808 * config/alpha/alpha.c: Likewise.
1809 * config/spu/spu.c: Likewise.
1810 * config/sparc/sparc.c: Likewise.
1811 * config/sh/sh.c: Likewise.
1812 * config/c6x/c6x.c: Likewise.
1813 * config/ia64/ia64.c: Likewise.
1814 * config/rs6000/rs6000.c: Likewise.
1815 * config/score/score.c: Likewise.
1816 * config/mips/mips.c: Likewise.
1817 * config/bfin/bfin.c: Likewise.
1818 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
1819 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
1820 * config/spu/t-spu-elf (spu.o: $): Likewise.
1821 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
1823 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1825 * cfgloop.h: Do not include rtl.h.
1826 (enum iv_extend_code): New.
1827 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
1828 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
1829 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
1830 an IV_EXTEND_CODE to an RTX_CODE.
1831 (dump_iv_info): Update for rtx_iv field type change.
1832 (iv_constant): Likewise.
1833 (iv_subreg): Likewise.
1834 (iv_extend): Likewise.
1837 (iv_mult): Likewise.
1838 (iv_shift): Likewise.
1839 (get_biv_step_1): Likewise.
1840 (get_biv_step): Likewise.
1841 (iv_analyze_biv): Likewise.
1842 (get_iv_value): Likewise.
1843 (shorten_into_mode): Likewise.
1844 (canonicalize_iv_subregs): Likewise.
1845 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
1846 of MAY_HAVE_DEBUG_INSNS.
1847 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
1848 * tree-ssa-loop-prefetch.c: Likewise.
1850 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1852 * expmed.c (ceil_log2): Move from here...
1853 * hwint.c: ... to here for older GCCs...
1854 * hwint.h: ... and here for newer GCCs.
1855 * rtl.h (ceil_log2): Remove prototype.
1857 * tree-phinodes.c: Do not include rtl.h.
1858 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
1860 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1862 * config/cris/cris.h (TARGET_ELF): Remove.
1863 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
1864 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
1865 (LOCAL_LABEL_PREFIX): Likewise.
1866 * config/cris/cris.c (cris_target_asm_named_section): Remove.
1867 (cris_option_override): Simpify using TARGET_ELF==1.
1868 (cris_file_start): Likewise.
1869 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
1871 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1873 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1875 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
1878 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
1880 2012-06-15 Easwaran Raman <eraman@google.com>
1882 * passes.c (init_optimization_passes): Remove pass_call_cdce
1883 from its current position and insert after pass_dce.
1885 2012-06-15 Walter Lee <walt@tilera.com>
1887 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1889 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1891 * arm.c (note_invalid_constants): Don't return a result.
1892 (arm_memory_load_p): Delete function.
1893 (arm_const_double_rtx): Delete iterator variable i;
1894 (fp_immediate_constant): Likewise.
1895 (fp_const_from_val): Likewise.
1897 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
1899 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
1902 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
1903 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
1905 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
1907 * config/avr/avr.c (avr_default_expand_builtin): New function.
1908 (avr_expand_builtin): Use it.
1909 (avr_expand_unop_builtin): Remove.
1910 (avr_expand_binop_builtin): Remove.
1911 (avr_expand_triop_builtin): Remove.
1913 2012-06-15 Michael Matz <matz@suse.de>
1916 * cfgexpand.c (add_alias_set_conflicts): Remove.
1917 (expand_used_vars): Don't call it.
1918 (aggregate_contains_union_type): Remove.
1919 * function.c (n_temp_slots_in_use): New static data.
1920 (make_slot_available, assign_stack_temp_for_type): Update it.
1921 (init_temp_slots): Zero it.
1922 (remove_unused_temp_slot_addresses): Use it for quicker removal.
1923 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
1925 2012-06-15 Michael Matz <matz@suse.de>
1927 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
1928 argument, don't emit assign statement if value is directly usable.
1929 (gimplify_expr): Adjust.
1931 2012-06-15 Michael Matz <matz@suse.de>
1933 * gimplify.c (gimplify_modify_expr): Fold generated statements.
1934 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
1936 2012-06-15 Richard Guenther <rguenther@suse.de>
1938 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
1939 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
1940 we assert for in set_value_range to VR_VARYING.
1942 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1944 * arm.md (addsf3, adddf3): Use s_register_operand.
1945 (subsf3, subdf3): Likewise.
1946 (mulsf3, muldf3): Likewise.
1947 (difsf3, divdf3): Likewise.
1948 (movsfcc, movdfcc): Likewise.
1949 * predicates.md (f_register_operand): Delete.
1950 (arm_float_rhs_operand): Delete.
1951 (arm_float_add_operand): Delete.
1952 (arm_float_compare_operand): Use s_register_operand when
1954 (cirrus_register_operand): Delete.
1955 (cirrus_fp_register): Delete.
1956 (cirrus_shift_const): Delete.
1957 (cmpdi_operand): Remove Maverick support.
1958 * constraints.md (f, v, H): Delete constraints.
1959 (G): Update documentation.
1960 * arm.c (fp_consts_inited): Convert to bool.
1961 (strings_fp): Delete.
1962 (values_fp): Delete.
1963 (value_fp0): New variable.
1964 (init_fp_table): Simplify logic.
1965 (arm_const_double_rtx): Likewise.
1966 (fp_immediate_constant): Likewise.
1967 (fp_const_from_val): Likewise.
1968 (neg_const_double_rtx_ok_for_fpa): Delete.
1969 * doc/md.texi (ARM constraints): Update documentation.
1971 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1973 PR tree-optimization/53636
1974 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
1975 stride when doing basic-block vectorization.
1977 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1979 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
1982 2012-06-15 Jakub Jelinek <jakub@redhat.com>
1984 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
1985 allocate and free bbs array for the SLP case.
1987 PR tree-optimization/51581
1988 * expr.h (choose_multiplier): New prototype.
1989 * expmed.c (choose_multiplier): No longer static.
1990 Change multiplier_ptr from rtx * to UHWI *.
1991 (expand_divmod): Adjust callers.
1992 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
1993 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
1994 argument to new_stmt_vec_info. Attempt to optimize also divisions
1995 by non-pow2 constants if integer vector division isn't supported.
1996 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
1997 don't look at pattern stmts and sequences.
1999 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
2002 * common.opt (-fdelete-dead-exceptions): New switch.
2003 * doc/invoke.texi (Code Gen Options): Document it.
2004 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
2005 insn_could_throw_p predicate. Do not skip an insn that could throw
2006 if dead exceptions can be deleted.
2007 (insn_live_p): Likewise, do not return true in that case.
2008 * dce.c (can_alter_cfg): New flag.
2009 (deletable_insn_p): Do not return false for an insn that can throw if
2010 the CFG can be altered and dead exceptions can be deleted.
2011 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
2012 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
2013 predicate. Do not preserve an insn that could throw if dead exceptions
2015 * function.h (struct function): Add can_delete_dead_exceptions flag.
2016 * function.c (allocate_struct_function): Set it.
2017 * lto-streamer-in.c (input_struct_function_base): Stream it.
2018 * lto-streamer-out.c (input_struct_function_base): Likewise.
2019 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
2020 statement that could throw as necessary if dead exceptions can be
2023 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2025 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2027 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
2030 * config/sh/sh.md: Add peephole for swapbsi2.
2031 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
2033 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
2035 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
2036 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
2038 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2041 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
2043 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
2045 * arm.c (arm_cirrus_insn_p): Delete.
2046 (cirrus_reorg): Delete.
2047 (arm_reorg): Don't call cirrus_reorg.
2048 (arm_final_prescan_insn_p): Don't check for cirrus insns.
2049 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
2050 (adddi3, subdi3): Remove Maverick support.
2051 (arm_adddi3): Likewise.
2052 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
2053 (addsf3, adddf3): Likewise.
2054 (subsf3, subdf3): Likewise.
2055 (mulsf3, muldf3): Likewise.
2056 (ashldi3, ashrdi3, lshrdi3): Likewise.
2057 (floatsisf2, floatsidf2): Likewise.
2058 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
2059 (arm_movdi, thumb1_movdi_insn): Likewise.
2060 (arm_cmpdi_insn): Likewise.
2061 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
2062 (cirrus.md): Don't include.
2063 * cirrus.md: Delete file.
2064 * t-arm (MD_INCLUDES): Remove cirrus.md.
2066 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
2068 * dwarf2out.c (function_possibly_abstracted_p): New static function.
2069 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
2070 cgraph_function_possibly_inlined_p.
2071 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
2072 (process_scope_var): Do not emit concrete instances of abstracted
2073 nested functions from here.
2074 (gen_decl_die): Emit the abstract instance if the function is possibly
2075 abstracted and not only possibly inlined.
2076 (dwarf2out_finish): Find the first non-abstract parent instance and
2077 attach concrete instances on the limbo list to it.
2079 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
2081 * arm.md (divsf3, divdf3): Remove FPA support.
2082 (negsf2, negdf2): Likewise.
2083 (sqrtsf2, sqrtdf2): Likewise.
2084 (movdfcc): Likewise.
2085 (modsf3, moddf3, movxf): Delete.
2086 (push_fp_multi): Delete.
2087 (fpa.md): Don't include it.
2088 * fpa.md: Delete file.
2089 * t-arm (MD_INCLUDES): Remove fpa.md.
2091 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
2093 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
2094 (cost_for_stmt): Remove decl.
2095 (vect_get_single_scalar_iteration_cost): Correct typo in name.
2096 * tree-vect-loop.c (vect_get_cost): Remove.
2097 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
2098 vect_get_stmt_cost rather than vect_get_cost.
2099 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
2101 (vect_estimate_min_profitable_iters): Correct typo in call to
2102 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
2104 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
2106 (vect_model_induction_cost): Likewise.
2107 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
2108 typo in call to vect_get_single_scalar_iteration_cost.
2109 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
2110 (cost_for_stmt): Remove unnecessary function.
2111 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
2113 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
2115 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
2116 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
2117 * arm-tables.opt: Regenerated.
2118 * doc/invoke.texi: Remove references to deleted options.
2120 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
2122 * config/h8300/genmova.sh: Modified to add offset bits of
2123 mova/Sz assembly instruction for memory access.
2124 * config/h8300/h8300.c: Likewise.
2125 * config/h8300/mova.md: Likewise.
2127 2012-06-12 Christian Bruel <christian.bruel@st.com>
2130 * config/sh/sh.c (sh_option_override): Don't force
2131 flag_omit_frame_pointer and maccumulate_outgoing_args.
2132 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2134 2012-06-14 Richard Guenther <rguenther@suse.de>
2136 * tree-vrp.c (VR_INITIALIZER): New define.
2137 (ranges_from_anti_range): New function.
2138 (extract_range_from_binary_expr_1): Decompose operations on
2139 VR_ANTI_RANGEs to operations on VR_RANGE.
2140 (extract_range_from_unary_expr_1): Likewise.
2141 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
2142 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
2143 extract_range_from_cond_expr, adjust_range_with_scev,
2144 vrp_visit_assignment_or_call, vrp_visit_phi_node,
2145 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
2147 2012-06-13 Richard Henderson <rth@redhat.com>
2149 * hwint.h (HOST_WIDEST_INT_C): New.
2150 (HOST_WIDE_INT_C): New.
2151 (HOST_WIDE_INT_1): Use it.
2152 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
2154 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2157 * var-tracking.c: Include alias.h.
2158 (overlapping_mems): New struct.
2159 (drop_overlapping_mem_locs): New.
2160 (clobber_overlapping_mems): New.
2161 (var_mem_delete_and_set, var_mem_delete): Call it.
2162 (val_bind): Likewise, but only if modified.
2163 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
2164 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
2166 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2169 * var-tracking.c (loc_exp_dep_pool): New.
2170 (vt_emit_notes): Create and release the pool.
2171 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
2172 (emit_notes_in_bb): Likewise.
2173 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
2174 (notify_dependents_of_changed_value): Likewise.
2175 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
2176 variables don't have a VAR_LOC_DEP_LST.
2177 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
2178 VALUEs or MEMs of VALUEs.
2180 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2184 * dce.c (word_dce_process_block): Insert debug temps only if the
2186 (dce_process_block): Likewise, and if debug.used is not empty,
2187 and only after iterating over all DEFs that might mark the insn.
2189 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2191 * common.opt (ftree-coalesce-inlined-vars): New.
2192 (ftree-coalesce-vars): New.
2193 * doc/invoke.texi: Document them.
2194 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2197 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2199 * read-rtl.c (mapping): Remove index field. Add current_value field.
2200 Define heap vectors.
2201 (iterator_group): Fix long line. Remove num_builtins field and
2202 uses_iterator fields. Make apply_iterator take a void * parameter.
2203 (iterator_use, atttribute_use): New structures.
2204 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
2205 (current_iterators, iterator_uses, attribute_uses): New variables.
2206 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
2207 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
2208 (map_attr_string, apply_iterator_to_string): Remove iterator
2209 and value parameters. Look through all current iterator values
2210 for a matching attribute.
2211 (mode_attr_index, apply_mode_maps): Delete.
2212 (apply_iterator_to_rtx): Replace with...
2213 (copy_rtx_for_iterators): ...this new function.
2214 (uses_iterator_p, apply_iterator_traverse): Delete.
2215 (apply_attribute_uses, add_current_iterators, apply_iterators): New
2217 (add_mapping): Remove index field. Set current_value field.
2218 (initialize_iterators): Don't set num_builtins and uses_iterator_p
2220 (find_iterator): Delete.
2221 (record_iterator_use, record_attribute_use): New functions.
2222 (record_potential_iterator_use): New function.
2223 (check_code_iterator): Remove handling of bellwether codes.
2224 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
2225 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
2226 parameter. Use the first code iterator value instead of the
2227 bellwether_codes array. Use record_potential_iterator_use for modes.
2229 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
2232 * config/sh/sh.md (bswapsi2): New expander.
2233 (swapbsi2): New insn.
2235 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
2238 * config/i386/i386.c (ix86_tune_cost): New variable.
2239 (ix86_option_override_internal): Set ix86_tune_cost. Use
2240 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
2241 l1_cache_size and l2_cache_size.
2243 2012-06-13 Richard Guenther <rguenther@suse.de>
2245 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
2246 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
2247 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
2248 VR_ANTI_RANGE with VR_ANTI_RANGE.
2250 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
2252 * config.gcc (unsupported): Move obsoleted FPA-based configurations
2254 (obsolete): ... here.
2255 (arm*-*-freebsd*): Remove.
2256 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
2257 (arm*-*-uclinux*): Likewise.
2258 (arm*-*-ecos-elf): Remove.
2259 (arm*-*-rtems*): Remove.
2260 (arm*-*-elf): Remove.
2261 (arm*-wince-pe*): Remove.
2262 (arm, --with-fpu): Remove support for fpa and Maverick variants.
2263 * arm/ecos-elf.h: Delete.
2264 * arm/t-strongarm-elf: Delete.
2265 * arm/rtems-elf.h: Delete.
2266 * arm/wince-pe.h: Delete.
2269 * arm/t-wince-pe: Delete.
2271 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
2273 PR tree-optimization/53647
2274 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
2275 targets with no defined cache line size.
2277 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
2279 * targhooks.c (default_builtin_vectorized_conversion): Handle
2280 vec_construct, using vectype to base cost on subparts.
2281 * target.h (enum vect_cost_for_stmt): Add vec_construct.
2282 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
2283 instead of scalar_to-vec.
2284 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2285 vec_construct in same way as default for now.
2286 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2287 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
2288 Handle vec_construct, including special case for 32-bit loads.
2290 2012-06-13 Xinyu Qi <xyqi@marvell.com>
2292 * config/arm/arm.c (FL_IWMMXT2): New define.
2293 (arm_arch_iwmmxt2): New variable.
2294 (arm_option_override): Enable use of iWMMXt with VFP.
2295 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
2296 Thumb mode. Set arm_arch_iwmmxt2.
2297 (arm_expand_binop_builtin): Accept VOIDmode op.
2298 (enum arm_builtins): Revise built-in fcode.
2299 (IWMMXT2_BUILTIN): New define.
2300 (IWMMXT2_BUILTIN2): Likewise.
2301 (iwmmx2_mbuiltin): Likewise.
2302 (builtin_description bdesc_2arg): Revise built in declaration.
2303 (builtin_description bdesc_1arg): Likewise.
2304 (arm_init_iwmmxt_builtins): Revise built in initialization.
2305 (arm_expand_builtin): Revise built in expansion.
2306 (arm_output_iwmmxt_shift_immediate): New function.
2307 (arm_output_iwmmxt_tinsr): Likewise.
2308 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
2309 (arm_output_iwmmxt_tinsr): Likewise.
2310 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
2311 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
2312 (rorv4hi3, rorv2si3, rordi3): Likewise.
2313 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
2314 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
2315 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
2316 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
2317 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
2318 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
2319 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
2320 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
2321 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
2322 (ror<mode>3, ror<mode>3_di): Likewise.
2323 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
2324 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
2325 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
2326 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
2327 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
2328 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
2329 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
2330 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
2331 (All instruction patterns): Add wtype attribute.
2332 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
2333 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
2334 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
2335 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
2336 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
2337 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
2338 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
2339 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
2340 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
2341 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
2342 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
2343 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
2344 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
2345 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
2346 (iwmmxt2.md): Include.
2347 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
2348 (TARGET_IWMMXT2): New define.
2349 (TARGET_REALLY_IWMMXT2): Likewise.
2350 (arm_arch_iwmmxt2): Declare.
2351 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
2352 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
2353 Use C name-mangling for intrinsics.
2355 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
2356 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
2357 (_m_from_int): Likewise.
2358 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
2359 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
2360 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
2361 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
2362 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
2363 (_mm_tbcst_pi32): Likewise.
2364 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
2365 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
2366 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
2367 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
2368 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
2369 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
2370 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
2371 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
2372 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
2373 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
2374 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
2375 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
2376 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
2377 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
2378 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
2379 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
2380 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
2381 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
2382 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
2383 (_m_to_int): New define.
2384 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
2385 * config/arm/arm-arches.def (iwmmxt2): Likewise.
2386 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
2388 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
2389 (arch): Add "iwmmxt2".
2390 (arch_enabled): Handle "iwmmxt2".
2391 (wtype): New attribute.
2392 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
2393 (UNSPEC_WALIGNI): New unspec.
2394 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
2395 * config/arm/iterators.md (VMMX2): New mode_iterator.
2396 * config/arm/marvell-f-iwmmxt.md: New file.
2397 * config/arm/iwmmxt2.md: New file.
2399 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2404 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
2405 if type isn't complete.
2407 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
2409 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2411 2012-06-12 Richard Henderson <rth@redhat.com>
2413 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2414 iterator instead of INT.
2416 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
2418 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
2419 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
2421 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
2422 (tree_ssa_phiopt): Call gate_hoist_loads.
2423 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
2424 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
2425 hoist_adjacent_loads.
2426 (local_mem_dependence): New function.
2427 (hoist_adjacent_loads): Likewise.
2428 (gate_hoist_loads): Likewise.
2429 * common.opt (fhoist-adjacent-loads): New switch.
2430 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
2432 2012-06-12 Michael Matz <matz@suse.de>
2434 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
2435 (nonoverlapping_memrefs_p): Don't call it here ...
2436 (true_dependence_1): ... but here.
2438 2012-06-12 Richard Guenther <rguenther@suse.de>
2440 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
2441 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
2442 and MEM_SIZE only refines it. Reflect that and be less conservative
2443 if either of the latter is not known.
2445 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2447 PR rtl-optimization/53589
2448 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2449 discovery even when e->dest != target. If any LABEL_REF points
2450 to e->dest label, redirect it to target's label.
2452 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
2454 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
2455 condition for generating REG_FRAME_RELATED_EXPR note.
2456 (pop): Add code for generating REG_CFA_RESTORE,
2457 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
2458 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
2459 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
2461 2012-06-11 Richard Henderson <rth@redhat.com>
2463 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
2464 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
2466 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
2468 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
2470 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
2471 Mention that this hook needs to be defined for native TLS.
2472 * doc/tm.texi: Regenerate.
2474 2012-06-11 Mike Stump <mikestump@comcast.net>
2476 * emit-rtl.c (init_emit_once): Iterate through the
2477 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
2478 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
2479 all the MIN_MODE_PARTIAL_INT modes anymore.
2481 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
2483 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
2485 2012-06-11 Roland McGrath <mcgrathr@google.com>
2487 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
2488 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
2489 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
2492 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
2495 * config/sh/sh.md (fmasf4): New expander.
2496 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
2497 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
2498 * config/sh/sh.opt (mfused-madd): Remove.
2499 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
2500 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
2501 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
2503 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
2506 2012-06-11 Richard Henderson <rth@redhat.com>
2508 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
2510 2012-06-11 Richard Guenther <rguenther@suse.de>
2513 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2514 replace it with the first non-BLOCK context.
2516 2012-06-11 Richard Guenther <rguenther@suse.de>
2518 * alias.c (aliases_everything_p): Remove.
2519 (DIFFERENT_ALIAS_SETS_P): Likewise.
2520 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
2521 Do not use aliases_everything_p or special-case ANDs. Do not
2522 special-case BLKmode moves.
2523 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
2526 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
2528 Fix CRIS build errors with --enable-build-with-cxx.
2529 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
2530 variable "and" to "andop".
2531 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
2532 temporary variable for memory model, passing C++-type-correct
2533 parameter type to expand_mem_thread_fence.
2534 ("atomic_compare_and_swap<mode>"): Ditto.
2536 2012-06-09 Richard Henderson <rth@redhat.com>
2539 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
2540 (pass_jump): Rename from pass_jump2.
2541 (execute_jump2, pass_jump2): New.
2542 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
2543 perform cfg cleanup here. Move the test of PUSH_ROUNDING
2544 and ACCUMULATE_OUTGOING_ARGS test...
2545 (gate_handle_stack_adjustments): ... here.
2546 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
2547 Place new pass_jump2 after pass_stack_adjustments.
2548 * tree-pass.h (pass_jump): Declare.
2550 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2552 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
2555 2012-06-08 Richard Henderson <rth@redhat.com>
2558 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2559 note to a clobber insn when no other insn is available.
2561 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
2563 * config/avr/avr.c (avr_case_values_threshold): Return 7.
2565 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
2567 * genhooks.c (main): Set progname.
2568 (emit_documentation): Remove variable found_start, always bail out
2569 when a place is missing.
2570 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
2572 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2575 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
2576 call walk_gimple_seq_mod instead of walk_gimple_seq.
2577 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
2578 scan_omp_for, scan_omp_sections, scan_omp_single,
2579 execute_lower_omp): Adjust callers.
2580 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
2581 returns false, replace stmt with GIMPLE_NOP.
2582 (check_omp_nesting_restrictions): Instead of issuing warnings,
2583 issue errors and return false if any errors were reported.
2585 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
2587 * doc/invoke.texi (fconserve-space): Remove documentation.
2589 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
2591 * config/rs6000/rs6000-tables.opt: Regenerated.
2593 2012-06-06 Richard Guenther <rguenther@suse.de>
2595 PR tree-optimization/53081
2596 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
2597 (adjacent_dr_p): ... this and make it work for reads, too.
2598 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
2599 (struct partition_s): Change main_stmt to main_dr, add
2600 secondary_dr member.
2601 (build_size_arg_loc): Change to date data-reference and not
2603 (build_addr_arg_loc): New function split out from ...
2604 (generate_memset_builtin): ... here. Use it and simplify.
2605 (generate_memcpy_builtin): New function.
2606 (generate_code_for_partition): Adjust.
2607 (classify_partition): Streamline pattern detection. Detect memcpy.
2608 (ldist_gen): Adjust.
2609 (tree_loop_distribution): Adjust seed statements for memcpy
2612 2012-06-06 Matt Turner <mattst88@gmail.com>
2614 * config/arm/mmintrin.h (_mm_empty): New.
2617 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
2619 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
2620 * common.opt (fsched-pressure-algorithm=): Remove.
2621 * flag-types.h (sched_pressure_algorithm): Move to...
2622 * sched-int.h (sched_pressure_algorithm): ...here.
2623 * params.def (sched-pressure-algorithm): New param.
2624 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
2625 * common/config/s390/s390-common.c (s390_option_optimization_table):
2626 Remove OPT_fsched_pressure_algorithm_ entry.
2627 * config/s390/s390.c (s390_option_override): Set a default value for
2628 PARAM_SCHED_PRESSURE_ALGORITHM.
2630 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2633 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
2634 doing an unsigned compare, make sure the second argument is not a
2636 (rs6000_emit_cmove): Don't allow floating point comparisons when
2637 generating ISEL moves.
2639 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
2641 * config/rs6000/e5500.md: New file.
2642 * config/rs6000/e6500.md: New file.
2643 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2645 (rs6000_option_override_internal): Altivec and Spe options not
2646 allowed with e5500. Spe options not allowed with e6500. Increase
2647 move inline limit for e5500 and e6500. Disable string instructions
2648 for e5500 and e6500. Enable branch targets alignment for e5500 and
2649 e6500. Initialize rs6000_cost for e5500 and e6500.
2650 (rs6000_adjust_cost): Add extra scheduling cycles between compare
2651 and brnach for e5500 and e6500.
2652 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
2653 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
2655 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
2656 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
2658 Include e5500.md and e6500.md.
2659 * config/rs6000/rs6000-opt.h (processor_type): Add
2660 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
2661 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
2662 (powerpc*-*-*): Add new cores e5500, e6500.
2663 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
2665 2012-06-05 Richard Guenther <rguenther@suse.de>
2667 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
2669 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
2672 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
2673 is used for x86_64-*-*.
2675 2012-06-05 Richard Guenther <rguenther@suse.de>
2677 PR tree-optimization/30442
2678 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
2679 vectorization stop analysis at the first stmt we cannot compute
2680 a data-reference for instead of giving up completely.
2682 2012-06-05 Richard Guenther <rguenther@suse.de>
2684 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
2685 (partition_alloc): Initialize it.
2686 (partition_has_writes): New function.
2687 (rdg_flag_uses): Adjust.
2688 (rdg_flag_vertex): Likewise.
2689 (rdg_flag_vertex_and_dependent): Likewise.
2690 (rdg_flag_loop_exits): Likewise.
2691 (build_rdg_partition_for_component): Likewise.
2692 (rdg_build_partitions): Likewise.
2694 2012-06-05 Richard Guenther <rguenther@suse.de>
2696 PR tree-optimization/53081
2697 * tree-loop-distribution.c (generate_memset_builtin): Handle all
2698 kinds of byte-sized stores.
2699 (classify_partition): Likewise.
2700 (tree_loop_distribution): Adjust seed statements used for
2701 !flag_tree_loop_distribution.
2703 2012-06-05 Alan Modra <amodra@gmail.com>
2705 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
2706 (rs6000_emit_prologue): Ensure register used for inline saves
2707 of vector regs is not the static chain register. Revise comment.
2709 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2711 * doc/md.texi (Standard Pattern Names For Generation): Document
2714 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
2717 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
2719 2012-06-04 Jason Merrill <jason@redhat.com>
2721 * dwarf2out.c (is_unit_die): New.
2722 (copy_declaration_context, copy_ancestor_tree): Use it.
2723 (copy_decls_walk): Likewise.
2725 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2728 * doc/invoke.texi (Wenum-compare): Update documentation.
2730 2012-06-04 Dodji Seketeli <dodji@redhat.com>
2732 PR preprocessor/53463
2733 * parser.c (cp_parser_assignment_expression): Use the location
2734 for the '=' as the default location for the expression.
2736 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2739 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2741 (altivec_stvlxl): Ditto.
2742 (altivec_stvrx): Ditto.
2743 (altivec_stvrxl): Ditto.
2745 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
2747 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
2748 (ira_uniform_class_p): New macro.
2750 * ira.c (setup_uniform_class_p): New function.
2751 (setup_allocno_and_important_classes): Call the function.
2752 (print_unform_and_important_classes): New function.
2753 (print_classes): Rename to print_translated_classes.
2754 (ira_debug_allocno_classes): Add call of
2755 print_unform_and_important_classes.
2757 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
2758 classes instead of pressure classes.
2760 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2763 * trans-mem.c (expand_block_edges): Do not skip the first
2764 statement when resetting the BB.
2766 2012-06-04 Richard Guenther <rguenther@suse.de>
2768 * tree-data-ref.c (stores_from_loop): Remove.
2769 (stmt_with_adjacent_zero_store_dr_p): Likewise.
2770 (stores_zero_from_loop): Likewise.
2771 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
2772 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
2773 (adjacent_store_dr_p): New function.
2774 * tree-loop-distribution.c (generate_memset_builtin): Pass
2775 the RDG, use the already available data-reference.
2776 (generate_code_for_partition): Pass down RDG.
2777 (classify_partition): Inline parts of the former
2778 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
2779 (ldist_gen): Remember if there was any detected builtin and
2780 do less work if not and flag_tree_loop_distribution is not set.
2781 (tree_loop_distribution): Inline and fuse stores_from_loop
2782 and stores_zero_from_loop here.
2784 2012-06-04 Richard Guenther <rguenther@suse.de>
2787 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2788 create new assembler names.
2790 2012-06-04 Richard Guenther <rguenther@suse.de>
2792 * tree-data-ref.c (struct rdg_vertex_info): Remove.
2793 (rdg_vertex_for_stmt): Simplify using gimple_uid.
2794 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
2795 hashtable. Record stmt data-references.
2796 (hash_stmt_vertex_info): Remove.
2797 (eq_stmt_vertex_info): Likewise.
2798 (hash_stmt_vertex_del): Likewise.
2799 (build_empty_rdg): Simplify.
2800 (build_rdg): Adjust.
2801 (free_rdg): Likewise.
2802 (ref_base_address): Remove.
2803 (have_similar_memory_accesses): Likewise.
2804 * tree-data-ref.h (create_rdg_vertices): Remove.
2805 (struct rdg_vertex): Add datarefs member.
2806 (RDGV_DATAREFS): New define.
2807 (RDG_DATAREFS): Likewise.
2808 (have_similar_memory_accesses): Remove.
2809 (rdg_has_similar_memory_accesses): Likewise.
2810 * tree-loop-distribution.c (ref_base_address): Re-implement here.
2811 (similar_memory_accesses): Re-implement using existing data-references.
2812 (tree_loop_distribution): Initialize stmt uids for the stmt to
2814 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2815 access stmt vinfo for stmts in loop.
2817 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
2820 * config/m68k/m68k.md ("tablejump"): Fix check for
2821 CASE_VECTOR_PC_RELATIVE.
2823 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2825 * output.h (merge_weak, assemble_alias,
2826 initializer_constant_valid_p,
2827 initializer_constant_valid_for_bitfield_p): Move protos from here...
2828 * tree.h: ... to here.
2829 * cgraphclones.c: Do not include output.h.
2830 * gimplify.c: Likewise.
2831 * reload.c: Likewise.
2832 * recog.c: Likewise.
2833 * tree-ssa-loop-ivopts.c: Likewise.
2834 * tree-switch-conversion.c: Likewise.
2835 * c-parser.c: Likewise.
2836 * c-typeck.c: Likewise.
2837 * Makefile.in: Fix dependencies.
2839 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2842 * config/avr/avr-stdint.h: New file.
2843 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2846 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2848 PR tree-optimization/53550
2849 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2850 is POINTER_TYPE_P, use sizetype as step type instead of type.
2852 2012-06-04 Richard Guenther <rguenther@suse.de>
2854 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
2855 (ref_base_address_1): Likewise.
2856 (remove_similar_memory_refs): Likewise.
2857 * tree-data-ref.h (remove_similar_memory_refs): Remove.
2858 * tree-loop-distribution.c (classify_partition): Do not classify
2859 as builtin if -ftree-loop-distribute-patterns is not enabled.
2860 (fuse_partitions_with_similar_memory_accesses): Inline ...
2861 (ldist_gen): ... here. Fuse all non-builtin partitions if
2862 -ftree-loop-distribution is not enabled. Properly return
2863 the number of created partitions. Do not update SSA form here but ...
2864 (tree_loop_distribution): ... once here for the whole function.
2865 Only walk innermost loops, constrain loops we consider here
2866 further. Do not call remove_similar_memory_refs.
2867 (distribute_loop): Do not check number of loop nodes here.
2869 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2871 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
2873 2012-06-03 Martin Jambor <mjambor@suse.cz>
2875 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
2876 (ipa_get_jf_known_type_base_type): Likewise.
2877 (ipa_get_jf_known_type_component_type): Likewise.
2878 (ipa_get_jf_constant): Likewise.
2879 (ipa_get_jf_pass_through_formal_id): Likewise.
2880 (ipa_get_jf_pass_through_operation): Likewise.
2881 (ipa_get_jf_ancestor_offset): Likewise.
2882 (ipa_get_jf_ancestor_type): Likewise.
2883 (ipa_get_jf_ancestor_formal_id): Likewise.
2884 (ipa_get_jf_member_ptr_pfn): Likewise.
2885 * ipa-prop.c (ipa_set_jf_known_type): New function.
2886 (ipa_set_jf_constant): Likewise.
2887 (ipa_set_jf_simple_pass_through): Likewise.
2888 (ipa_set_jf_arith_pass_through): Likewise.
2889 (ipa_set_ancestor_jf): Likewise.
2890 (fill_member_ptr_cst_jump_function): Moved up and renamed to
2891 ipa_set_jf_member_ptr_cst.
2892 (detect_type_change_1): Use the new jump function creation functions.
2893 (compute_complex_assign_jump_func): Likewise.
2894 (compute_complex_ancestor_jump_func): Likewise.
2895 (compute_known_type_jump_func): Likewise.
2896 (compute_scalar_jump_functions): Likewise.
2897 (compute_pass_through_member_ptrs): Likewise.
2898 (determine_cst_member_ptr): Likewise.
2899 (combine_known_type_and_ancestor_jfs): Likewise.
2900 (try_make_edge_direct_simple_call): Likewise.
2901 (try_make_edge_direct_virtual_call): Likewise.
2902 (update_indirect_edges_after_inlining): Likewise.
2903 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
2904 access functions. Incorporat NOP_EXPR and BINFO handling from its
2906 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
2907 which was in its callers.
2908 (ipa_value_from_jfunc): Use jump function access functions. Some
2909 functionality moved to functions above.
2910 (propagate_vals_accross_ancestor): Likewise.
2911 (propagate_vals_accross_pass_through): Use jump function access
2913 (propagate_accross_jump_function): Likewise.
2914 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
2916 (inline_merge_summary): Likewise.
2918 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2920 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2921 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2922 MAX_PCREL17F_OFFSET instead of fixed offset.
2923 (pa_attr_length_call): Likewise.
2924 (pa_attr_length_indirect_call): Likewise.
2926 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
2929 * config/sh/sh.opt (mfsca, mfsrra): New options.
2930 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
2932 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
2933 (sinssf2, cossf2): Fold expanders to ...
2934 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
2935 TARGET_FSCA condition.
2936 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
2938 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
2939 -mno-fsca, -mfsrra, -mno-fsrra.
2941 2012-06-03 Matt Turner <mattst88@gmail.com>
2943 * config/mips/4600.md (r4700_imul_si): New.
2944 (r4700_imul_di): New.
2945 (r4700_fmul_single): New.
2946 (r4700_fmul_double): New.
2947 * config/mips/mips-cpus.def: Add r4700.
2948 * config/mips/mips.c: Likewise.
2949 * config/mips/mips.md: Likewise.
2950 * config/mips/mips-tables.opt: Regenerate.
2952 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
2954 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
2955 new function sparc_initial_elimination_offset.
2956 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
2958 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
2961 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2963 * expmed.c (expand_mult, choose_multiplier): Change
2964 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
2965 * expr.c (convert_modes): Likewise.
2966 * explow.c (plus_constant): Likewise.
2967 * fixed-value.c (fixed_saturate1, fixed_saturate2)
2968 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
2969 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
2970 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
2971 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
2972 (do_fixed_shift, fixed_convert, fixed_convert)
2973 (fixed_convert_from_int, fixed_convert_from_int)
2974 (fixed_convert_from_real): Likewise.
2975 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
2976 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
2977 * varasm.c (output_constructor_bitfield): Likewise.
2978 * tree-vrp.c (register_edge_assert_for_2): Likewise.
2979 * double-int.c (rshift_double, lshift_double): Likewise.
2980 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
2982 * simplify-rtx.c (mode_signbit_p)
2983 (simplify_const_unary_operation, simplify_binary_operation_1)
2984 (simplify_immed_subreg): Likewise.
2985 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
2986 * tree-vect-generic.c (build_replicated_const): Likewise.
2987 * dbxout.c (stabstr_O): Likewise.
2988 * emit-rtl.c (immed_double_int_const, immed_double_const)
2989 (gen_lowpart_common, init_emit_once): Likewise.
2990 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
2991 (widest_int_cst_value, upper_bound_in_type): Likewise.
2992 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
2993 (fixup_unsigned_type): Likewise.
2994 * real.c (real_to_integer2, real_from_integer): Likewise.
2995 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
2996 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
2998 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3001 * fold-const.c (fold_binary_loc): Refine previous change.
3003 2012-06-01 Olivier Hainque <hainque@adacore.com>
3005 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
3006 the "do {" part of the do-while(0) loop.
3008 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
3010 * config/i386/i386.c (x86_sched_reorder): New function.
3011 Added new function x86_sched_reorder.
3013 2012-06-01 Richard Guenther <rguenther@suse.de>
3015 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3017 (classify_partition): Likewise.
3019 2012-06-01 Richard Guenther <rguenther@suse.de>
3021 * tree-loop-distribution.c (enum partition_kind): New enum.
3022 (struct partition_s): Add kind and main_stmt members.
3023 (partition_alloc): Initialize kind to PKIND_NORMAL.
3024 (partition_builtin_p): New function.
3025 (copy_loop_before): Remove failure path and assert instead.
3026 (generate_loops_for_partition): Likewise.
3027 (generate_memset_zero): Fold into ...
3028 (generate_memset_builtin): ... this.
3029 (classify_partition): New function with code from
3030 can_generate_builtin and generate_builtin.
3031 (generate_builtin): Remove.
3032 (can_generate_builtin): Likewise.
3033 (fuse_partitions_with_similar_memory_accesses): Call
3034 partition_builtin_p instead of can_generate_builtin.
3035 (rdg_build_partitions): Do not call
3036 fuse_partitions_with_similar_memory_accesses here...
3037 (ldist_gen): ... but here after classifying all partitions.
3038 Remove failure path of generate_code_for_partition.
3039 (generate_code_for_partition): Generate code according
3040 to partition classification.
3042 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
3043 Jonathan Wakely <jwakely.gcc@gmail.com>
3046 * doc/invoke.texi (Warning Options): Explain purpose and differences
3047 between -Wmissing-prototypes and -Wmissing-declarations.
3049 2012-06-01 Christian Bruel <christian.bruel@st.com>
3051 * gcc.c (save_switch): Add user_p parameter.
3052 (read_specs): Likewise.
3053 (set_specs): Likewise.
3054 (validate_switches): Likewise.
3055 (validate_switches_from_spec): Likewise.
3056 (validate_all_switches): Pass on user_p parameter.
3057 (struct spec_list): Add user_p field.
3058 (struct switchstr): Add known field.
3059 (save_switch): Add known parameter.
3060 (INIT_STATIC_SPEC): Initialize user_p;
3061 (driver_unknown_option_callbac): call save_switch if
3062 OPT_SPECIAL_unknown.
3063 (driver_handle_option): Propagate OPT_specs.
3064 (do_spec_1): Set validated only if known.
3065 (check_live_switch): Likewise.
3066 (validate_switches): Set validated if known or user_spec.
3068 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
3070 Add CRIS atomic patterns for 1, 2, and 4 bytes.
3071 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
3072 * config/cris/cris-protos.h: Declare it.
3073 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
3074 (TARGET_DEFAULT): Add alignment by 32.
3075 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
3076 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
3077 TARGET_CPU_DEFAULT == 32.
3078 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
3079 * config/cris/cris.md: Include sync.md. Avoid allocating specific
3080 numbers by replacing the define_constants for all UNSPECs with the
3081 equivalent define_c_enum construct.
3082 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
3083 * config/cris/sync.md: New file.
3085 2012-05-31 Matt Turner <mattst88@gmail.com>
3087 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
3088 (r4600_imul_di): New.
3089 (r4600_idiv_si): Rename from r4600_idiv.
3090 (r4600_idiv_di): New.
3092 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
3094 * output.h (__gcc_host_wide_int__): Move to hwint.h.
3095 (decl_default_tls_model): Move to tree.h
3096 (dump_file): Move to system.h.
3097 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
3098 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
3099 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
3100 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
3101 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
3102 dbxout_stab_value_internal_label,
3103 dbxout_stab_value_internal_label_diff): Move from here ...
3104 * dbxout.h: ... to here.
3105 * system.h (dump_file): Moved here from output.h.
3106 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
3107 * tree.h (decl_default_tls_model): Moved here from output.h.
3108 * varasm.c (default_stabs_asm_out_destructor,
3109 default_stabs_asm_out_constructor): Move from here ...
3110 * dbxout.c: ... to here.
3112 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
3114 * collect2.h (dump_file): Rename to dump_ld_file.
3115 * collect2.c: Likewise.
3116 * tlink.c: Likewise.
3118 * alias.c: Do not include output.h.
3119 * auto-inc-dec.c: Likewise.
3120 * bt-load.c: Likewise.
3121 * caller-save.c: Likewise.
3123 * cfgbuild.c: Likewise.
3124 * cfgcleanup.c: Likewise.
3125 * cfglayout.c: Likewise.
3126 * cfgloop.c: Likewise.
3127 * cfgloopanal.c: Likewise.
3128 * cfgloopmanip.c: Likewise.
3129 * cfgrtl.c: Likewise.
3130 * cgraph.c: Likewise.
3131 * cgraphclones.c: Likewise.
3132 * combine-stack-adj.c: Likewise.
3133 * combine.c: Likewise.
3134 * cprop.c: Likewise.
3136 * cselib.c: Likewise.
3137 * dbgcnt.c: Likewise.
3138 * df-problems.c: Likewise.
3139 * df-scan.c: Likewise.
3140 * dojump.c: Likewise.
3141 * fwprop.c: Likewise.
3143 * graph.c: Likewise.
3144 * haifa-sched.c: Likewise.
3145 * hw-doloop.c: Likewise.
3146 * ipa-inline-transform.c: Likewise.
3147 * ipa-pure-const.c: Likewise.
3148 * ipa-reference.c: Likewise.
3149 * ipa-utils.c: Likewise.
3150 * ira-build.c: Likewise.
3151 * ira-emit.c: Likewise.
3153 * loop-doloop.c: Likewise.
3154 * loop-invariant.c: Likewise.
3155 * loop-iv.c: Likewise.
3156 * loop-unroll.c: Likewise.
3157 * loop-unswitch.c: Likewise.
3158 * lto-cgraph.c: Likewise.
3159 * lto-section-in.c: Likewise.
3160 * lto-streamer-in.c: Likewise.
3162 * mode-switching.c: Likewise.
3163 * postreload-gcse.c: Likewise.
3164 * postreload.c: Likewise.
3165 * predict.c: Likewise.
3166 * profile.c: Likewise.
3168 * reg-stack.c: Likewise.
3169 * regcprop.c: Likewise.
3170 * regmove.c: Likewise.
3171 * regstat.c: Likewise.
3172 * reload1.c: Likewise.
3173 * sched-ebb.c: Likewise.
3174 * sel-sched-dump.c: Likewise.
3175 * simplify-rtx.c: Likewise.
3176 * stor-layout.c: Likewise.
3177 * store-motion.c: Likewise.
3178 * tracer.c: Likewise.
3179 * tree-affine.c: Likewise.
3180 * tree-cfg.c: Likewise.
3181 * tree-cfgcleanup.c: Likewise.
3182 * tree-dfa.c: Likewise.
3183 * tree-into-ssa.c: Likewise.
3184 * tree-nomudflap.c: Likewise.
3185 * tree-optimize.c: Likewise.
3186 * tree-pretty-print.c: Likewise.
3187 * tree-profile.c: Likewise.
3188 * tree-ssa-address.c: Likewise.
3189 * tree-ssa-ccp.c: Likewise.
3190 * tree-ssa-copy.c: Likewise.
3191 * tree-ssa-dom.c: Likewise.
3192 * tree-ssa-loop-ch.c: Likewise.
3193 * tree-ssa-loop-im.c: Likewise.
3194 * tree-ssa-loop-manip.c: Likewise.
3195 * tree-ssa-loop-niter.c: Likewise.
3196 * tree-ssa-loop-prefetch.c: Likewise.
3197 * tree-ssa-loop-unswitch.c: Likewise.
3198 * tree-ssa-loop.c: Likewise.
3199 * tree-ssa-propagate.c: Likewise.
3200 * tree-ssa-structalias.c: Likewise.
3201 * tree-ssa-tail-merge.c: Likewise.
3202 * tree-ssa-threadedge.c: Likewise.
3203 * tree-ssa-threadupdate.c: Likewise.
3204 * tree-ssa-uncprop.c: Likewise.
3205 * tree-ssa-uninit.c: Likewise.
3206 * tree-ssa.c: Likewise.
3207 * value-prof.c: Likewise.
3208 * var-tracking.c: Likewise.
3211 * config/m32r/m32r.c: Include dbxout.h.
3212 * config/pa/pa.c: Likewise.
3213 * config/rs6000/rs6000.c: Likewise.
3215 * Makefile.in: Fix dependencies.
3216 * config/rs6000/t-rs5000: Likewise.
3218 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3220 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3221 * gimple.h (block_in_transaction): Check for flag_tm.
3223 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3225 PR tree-optimization/52558
3226 * cfg.c (alloc_aux_for_edge): Fix comment.
3227 (alloc_aux_for_edge): Remove static.
3228 * basic-block.h (alloc_aux_for_edge): Protoize.
3229 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3230 (execute_sm_if_changed_flag): New.
3231 (execute_sm_if_changed_flag_set): New.
3232 (execute_sm): Do not generate data races unless requested.
3233 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3234 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3235 * gimple.h (block_in_transaction): New.
3236 (gimple_in_transaction): Use block_in_transaction.
3238 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3241 * config/avr/avr.opt (-msp8): Document it.
3242 * doc/invoke.texi (AVR Options): Ditto. And document related
3245 2012-05-31 Diego Novillo <dnovillo@google.com>
3247 * configure.ac (CXX_FOR_BUILD): Define and substitute.
3248 (BUILD_CXXFLAGS): Define and substitute.
3249 * Makefile.in (BUILD_CXXFLAGS): Define.
3250 (CXX_FOR_BUILD): Define.
3251 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
3252 (LINKER_FOR_BUILD): Likewise.
3253 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
3254 (BUILD_LINKERFLAGS): Likewise.
3255 * configure: Regenerate.
3257 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
3259 * Makefile.in: Fix many dependencies.
3260 * tree-profile.c: Don't include regs.h.
3261 * tree-vectorizer.c: Don't include cfglayout.h.
3262 * tree-vect-stmts.c: Likewise.
3263 * tree-vect-slp.c: Likewise.
3264 * tree-vect-loop.c: Likewise.
3265 * reg-stack.c: Likewise.
3266 * tree-ssa-loop-manip.c: Likewise.
3267 * toplev.c: Likewise.
3268 * varasm.c: Don't include cfglayout.h, basic-block.h,
3269 and tree-iterator.h.
3270 * tree-cfgcleanup.c: Don't include cfglayout.h.
3271 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
3272 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
3273 * cgraphclones.c: Don't include plugin.h.
3275 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3277 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
3278 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
3279 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
3281 2012-05-31 Richard Guenther <rguenther@suse.de>
3283 * tree-loop-distribution.c (struct partition_s): New struct,
3284 typedef and vector type.
3285 (partition_alloc, partition_free): New functions.
3286 (generate_loops_for_partition, generate_builtin,
3287 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
3288 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
3289 build_rdg_partition_for_component, can_generate_builtin,
3290 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
3291 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
3292 number_of_rw_in_partition, partition_contains_all_rw,
3293 ldist_gen): Use partition_t instead of bitmap.
3295 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3297 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
3298 * doc/avr-mmcu.texi: Regenerate.
3300 2012-05-31 Richard Guenther <rguenther@suse.de>
3302 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3303 Use FOR_EACH_SSA_DEF_OPERAND.
3304 (generate_builtin): Adjust.
3305 (stmt_generated_in_another_partition): Remove.
3306 (add_scalar_computations_to_partition): Likewise.
3307 (rdg_build_partitions): Do not call
3308 add_scalar_computations_to_partition.
3310 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
3312 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
3313 double ints throughout.
3314 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
3315 Check that the position of the field is representable as an integer.
3317 2012-05-31 Richard Guenther <rguenther@suse.de>
3319 * tree-data-ref.c (dr_analyze_innermost): Properly convert
3320 the MEM_REF offset to sizetype.
3322 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3324 * doc/invoke.texi (AVR Options): Fix typos.
3326 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
3328 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
3330 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
3331 non-v32 into --march=v0_v10.
3333 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3335 * ira-int.h (target_ira_int): Rename x_move_cost to
3336 x_ira_register_move_cost, x_may_move_in_cost to
3337 x_ira_may_move_in_cost and x_may_move_out_cost to
3338 x_ira_may_move_out_cost. Delete the old fields with
3339 those names and also x_ira_max_register_move_cost,
3340 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
3341 (move_cost, may_move_in_cost, may_move_out_cost)
3342 (ira_max_register_move_cost, ira_max_may_move_in_cost)
3343 (ira_max_may_move_out_cost): Delete.
3344 * ira.c (init_move_cost): Rename to...
3345 (ira_init_register_move_cost): ...this, deleting the old
3346 function with that name. Apply above variable renamings.
3347 Retain asserts for null fields.
3348 (ira_init_once): Don't initialize register move costs here.
3349 (free_register_move_costs): Apply above variable renamings.
3350 Remove code for deleted fields.
3352 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3354 * ira.c (init_move_cost): Adjust choice of subclasses to match
3355 the current ira_init_register_move_cost choice. Use
3356 ira_class_subset_p instead of reg_class_subset_p.
3357 (ira_init_register_move_cost): Assert that move_cost,
3358 may_move_in_cost and may_move_out_cost already hold the desired
3359 values for their ira_* equivalents. For the latter two,
3360 ignore classes that can't store a register of the given mode.
3362 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3364 * ira.c (setup_allocno_and_important_classes): Use
3365 ira_class_hard_regs_num to check whether a class has any
3366 allocatable registers.
3367 (ira_init_register_move_cost): Likewise.
3369 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3371 * ira.c (init_move_cost): Adjust local variable names to match
3372 file conventions. Use ira_assert instead of gcc_assert.
3374 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3376 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
3377 Move these definitions and associated target_globals fields to...
3378 * ira-int.h: ...here.
3379 * rtl.h (init_move_cost): Delete.
3380 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
3381 * ira.c: ...here, making the latter static.
3383 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3385 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
3386 and ira_register_move_cost instead of init_move_cost and move_cost.
3388 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3390 * ira.h (target_ira): Delete x_ira_available_class_regs.
3391 (ira_available_class_regs): Delete.
3392 * ira.c (setup_available_class_regs): Delete.
3393 (setup_alloc_classes): Don't call it.
3394 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
3395 ira_available_class_regs.
3396 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
3397 (model_spill_cost): Likewise.
3398 * ira-build.c (low_pressure_loop_node_p): Likewise.
3399 * ira-color.c (color_pass): Likewise.
3400 * ira-emit.c (change_loop): Likewise.
3401 * ira-lives.c (inc_register_pressure, dec_register_pressure)
3402 (single_reg_class, ira_implicitly_set_insn_hard_regs)
3403 (process_bb_node_lives): Likewise.
3404 * loop-invariant.c (gain_for_invariant): Likewise.
3406 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3409 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3410 (pa_section_type_flags): New.
3411 (pa_legitimate_constant_p): Revert previous change.
3413 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
3415 * ira.c (allocate_initial_values): Make static.
3417 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
3419 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
3420 Generate tls_initial_exec_64_sun only when !TARGET_X32.
3422 2012-05-30 Richard Guenther <rguenther@suse.de>
3425 * fold-const.c (fold_binary_loc): Make sure to call
3426 fold_plusminus_mult_expr with the original sign of operands.
3428 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
3430 * Makefile.in: Fix many dependencies.
3431 (DWARF2_H): Depend on dwarf2.def.
3432 (RTL_ERROR_H): Depend on rtl-error.h.
3433 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
3434 all gimple-pretty-print.h and tree-pretty-print.h references.
3436 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
3438 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
3441 2012-05-30 Richard Guenther <rguenther@suse.de>
3444 * tree-emutls.c (gen_emutls_addr): Do not add globals to
3447 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3449 * explow.c (probe_stack_range): Restore simple control flow and stop
3450 again when the probe cannot be generated if HAVE_check_stack.
3452 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3454 PR rtl-optimization/53519
3455 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3456 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3458 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3460 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3462 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
3465 * doc/tm.texi: Update.
3466 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
3467 * target.def (force_at_comp_dir): New hook.
3468 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
3469 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
3471 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
3473 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
3475 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
3476 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
3478 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3481 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
3482 flag_unsafe_math_optimizations is set.
3483 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
3484 Update description of -mfused-madd.
3486 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3489 * config/sh/predicates.md (atomic_arith_operand,
3490 atomic_logical_operand): New predicates.
3491 * config/sh/sh.c (sh_option_override): Check atomic options.
3492 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
3493 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
3494 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
3495 UNSUPPORTED_HARD_ATOMIC_CPU.
3496 * config/sh/sync.md: Update description comments.
3497 (I12): New mode iterator.
3498 (fetchop_predicate, fetchop_constraint): New code attributes.
3499 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
3500 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
3501 atomic_fetch_<fetchop_name>si_hard,
3502 atomic_fetch_<fetchop_name><mode>_hard,
3503 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
3504 atomic_<fetchop_name>_fetchsi_hard,
3505 atomic_<fetchop_name>_fetch<mode>_hard,
3506 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
3507 atomic_test_and_set_hard): New insns.
3508 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
3509 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
3510 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
3511 atomic_test_and_set_soft): Use same formatting for the first line of
3512 the asm block as in new insns above.
3513 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
3514 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
3515 atomic_test_and_set): Integrate new *_hard insns into expanders.
3516 * config/sh/sh.opt (mhard-atomic): New option.
3517 * doc/invoke.texi (SH Options): Document it.
3519 2012-05-29 Meador Inge <meadori@codesourcery.com>
3521 * c-decl.c (c_push_function_context): Always create a new language
3523 (c_pop_function_context): Clear the language function created in
3524 c_push_function_context.
3526 2012-05-29 Matt Turner <mattst88@gmail.com>
3528 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
3529 (define_bypass "ev6_fcmov"): New.
3531 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3533 * integrate.c: Remove.
3534 * integrate.h: Remove.
3535 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
3536 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
3537 * config/rs6000/t-rs6000: Likewise
3538 * config/spu/t-spu-elf: Likewise.
3539 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
3540 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
3541 from integrate.h to here.
3542 (initial_value_entry): New prototype.
3543 * reload.h (allocate_initial_values): Remove prototype.
3544 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
3545 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
3547 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
3548 set_decl_abstract_flags, set_block_abstract_flags): Move from
3549 integrate.c to here, the only user.
3550 * expmed.c (extract_fixed_bit_field): Remove outdated comment
3552 * function.c: Don't include integrate.h.
3553 (struct initial_value_pair, struct initial_value_struct,
3554 get_hard_reg_initial_val, has_hard_reg_initial_val,
3555 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
3556 integrate.c to here.
3557 (initial_value_entry): New function.
3558 * genemit.c (main): Don't print integrate.h include line.
3559 * ira.c: Don't include integrate.h.
3560 (allocate_initial_values): Move from integrate.c to here.
3561 (ira): Update allocate_initial_values call.
3562 * tree-inline.c: Don't include integrate.h.
3563 (function_attribute_inlinable_p): Moved from integrate.c to here.
3564 * cfgexpand.c: Don't include integrate.h.
3565 * except.c: Likewise.
3566 * langhooks.c: Likewise.
3567 * passes.c: Likewise.
3568 * toplev.c: Likewise.
3569 * config/frv/frv.c: Likewise.
3570 * config/pa/pa.c: Likewise.
3571 * config/spu/spu.c: Likewise.
3572 * config/epiphany/epiphany.c: Likewise.
3573 * config/mep/mep.c: Likewise.
3574 * config/score/score.c: Likewise.
3575 * config/picochip/picochip.c: Likewise.
3576 * config/sh/sh.c: Likewise.
3577 * config/alpha/alpha.c: Likewise.
3578 * config/microblaze/microblaze.c: Likewise.
3579 * config/mips/mips.c: Likewise.
3580 * config/v850/v850.c: Likewise.
3581 * config/mmix/mmix.c: Likewise.
3582 * config/bfin/bfin.c: Likewise.
3583 * config/arm/arm.c: Likewise.
3584 * config/s390/s390.c: Likewise.
3585 * config/m32r/m32r.c: Likewise.
3586 * config/rs6000/rs6000.c: Likewise.
3587 * config/c6x/c6x.c: Include function.h instead of integrate.h.
3588 * config/tilegx/tilegx.c: Likewise.
3589 * config/tilepro/tilepro.c: Likewise.
3591 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
3593 * config/avr/t-avr (s-avr-mmcu-texi): Call
3594 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
3596 2012-05-29 Michael Matz <matz@suse.de>
3598 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
3599 assign_temp): Remove 'keep' argument.
3600 (mark_temp_addr_taken): Remove prototype.
3601 * tree.h (expand_decl): Remove prototype.
3602 * function.c (struct temp_slot): Remove addr_taken and keep member.
3603 (assign_stack_temp_for_type) Don't initialize above, remove
3605 (assign_stack_temp, assign_temp): Remove keep argument.
3606 (mark_temp_addr_taken): Remove.
3607 (preserve_temp_slots): Remove handling of addr_taken and keep members.
3608 (free_temp_slots): Ditto.
3609 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
3611 * stmt.c (expand_asm_operands): Remove dead code.
3612 (expand_decl): Remove.
3613 * c-decl.c (finish_struct): Don't call expand_decl.
3614 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
3615 and assign_stack_temp.
3616 * calls.c (save_fixed_argument_area, initialize_argument_information,
3617 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
3618 * expmed.c (extract_bit_field_1): Ditto.
3619 * expr.c (emit_group_load_1, emit_group_store,
3620 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
3621 store_field, expand_constructor, expand_cond_expr_using_cmove,
3622 expand_expr_real_2, expand_expr_real_1): Ditto.
3623 * stmt.c (expand_asm_operands, expand_return): Ditto.
3625 * function.c (pop_temp_slots): Call free_temp_slots.
3626 * calls.c (store_one_arg): Don't call preserve_temp_slots or
3628 * expr.c (expand_assignment): Don't call free_temp_slots.
3630 * config/arm/arm.c (neon_expand_vector_init): Ditto.
3631 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
3632 (ix86_expand_vector_extract): Ditto.
3633 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
3634 ia64_expand_movxf_movrf): Ditto.
3635 * config/mips/mips.c (mips_expand_vi_general): Ditto.
3636 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
3637 extendsfdf2): Ditto.
3638 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
3639 rs6000_expand_vector_set, rs6000_expand_vector_extract,
3640 rs6000_allocate_stack_temp): Ditto.
3641 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
3642 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
3643 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
3644 sparc_expand_vector_init): Ditto.
3646 2012-05-29 Michael Matz <matz@suse.de>
3648 * c-tree.h (c_expand_decl): Remove prototype.
3650 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
3652 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
3653 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
3654 COMPOUND_LITERAL_EXPR.
3655 * function.c (expand_function_start): Don't call expand_decl,
3656 instead assert that we have RTL assigned.
3657 * tree-ssa-live.c (remove_unused_locals): Clear
3658 nonlocal_goto_save_area if its backing variable is removed.
3659 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
3661 (expand_decl): Assert that this does nothing.
3662 * calls.c (expand_call): Don't call mark_temp_addr_taken.
3664 2012-05-29 Richard Guenther <rguenther@suse.de>
3666 PR tree-optimization/53516
3667 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3669 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3671 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3673 * LANGUAGES: Fix typos.
3674 * Makefile.in: Fix typos.
3675 * alias.c: Fix typos.
3676 * auto-inc-dec.c: Fix typos.
3677 * bb-reorder.c: Fix typos.
3678 * cfgcleanup.c: Fix typos.
3679 * cgraph.c: Fix typos.
3680 * cgraph.h: Fix typos.
3681 * cgraphunit.c: Fix typos.
3682 * collect2-aix.h: Fix typos.
3683 * collect2.c: Fix typos.
3684 * compare-elim.c: Fix typos.
3685 * config/alpha/vms.h: Fix typos.
3686 * config/arm/README-interworking: Fix typos.
3687 * config/arm/arm.c: Fix typos.
3688 * config/arm/iterators.md: Fix typos.
3689 * config/arm/vxworks.h: Fix typos.
3690 * config/avr/avr.c: Fix typos.
3691 * config/avr/avr.h: Fix typos.
3692 * config/avr/avr.md: Fix typos.
3693 * config/avr/builtins.def: Fix typos.
3694 * config/c6x/c6x.c: Fix typos.
3695 * config/cr16/cr16.c: Fix typos.
3696 * config/cr16/cr16.md: Fix typos.
3697 * config/cris/cris.md: Fix typos.
3698 * config/darwin.c: Fix typos.
3699 * config/darwin.opt: Fix typos.
3700 * config/i386/i386-c.c: Fix typos.
3701 * config/i386/i386.c: Fix typos.
3702 * config/ia64/ia64.c: Fix typos.
3703 * config/m68k/cf.md: Fix typos.
3704 * config/mep/mep.c: Fix typos.
3705 * config/microblaze/microblaze.c: Fix typos.
3706 * config/microblaze/microblaze.h: Fix typos.
3707 * config/mn10300/mn10300.c: Fix typos.
3708 * config/mn10300/mn10300.md: Fix typos.
3709 * config/pa/pa.c: Fix typos.
3710 * config/picochip/picochip.h: Fix typos.
3711 * config/rs6000/a2.md: Fix typos.
3712 * config/rs6000/rs6000.c: Fix typos.
3713 * config/rs6000/vector.md: Fix typos.
3714 * config/rx/rx.md: Fix typos.
3715 * config/rx/rx.opt: Fix typos.
3716 * config/s390/2097.md: Fix typos.
3717 * config/s390/s390.c: Fix typos.
3718 * config/s390/s390.h: Fix typos.
3719 * config/sh/sh.c: Fix typos.
3720 * config/sh/sh.md: Fix typos.
3721 * config/sparc/sync.md: Fix typos.
3722 * config/spu/spu.c: Fix typos.
3723 * config/spu/spu.md: Fix typos.
3724 * config/vms/vms.c: Fix typos.
3725 * config/vxworks-dummy.h: Fix typos.
3726 * config/vxworks.h: Fix typos.
3727 * cselib.c: Fix typos.
3728 * df-scan.c: Fix typos.
3730 * doc/extend.texi: Fix typos.
3731 * doc/install.texi: Fix typos.
3732 * doc/invoke.texi: Fix typos.
3733 * doc/md.texi: Fix typos.
3734 * doc/plugins.texi: Fix typos.
3735 * doc/rtl.texi: Fix typos.
3737 * dwarf2asm.c: Fix typos.
3738 * dwarf2out.c: Fix typos.
3739 * except.h: Fix typos.
3740 * expr.c: Fix typos.
3741 * fold-const.c: Fix typos.
3743 * gcse.c: Fix typos.
3744 * genautomata.c: Fix typos.
3745 * gengtype-state.c: Fix typos.
3746 * gengtype.c: Fix typos.
3747 * genhooks.c: Fix typos.
3748 * gimple-fold.c: Fix typos.
3749 * gimple-pretty-print.c: Fix typos.
3750 * gimple.c: Fix typos.
3751 * gimple.h: Fix typos.
3752 * gimplify.c: Fix typos.
3753 * graphite-interchange.c: Fix typos.
3754 * graphite-sese-to-poly.c: Fix typos.
3755 * ifcvt.c: Fix typos.
3756 * input.c: Fix typos.
3757 * ipa-cp.c: Fix typos.
3758 * ipa-inline-analysis.c: Fix typos.
3759 * ipa-inline-transform.c: Fix typos.
3760 * ipa-inline.c: Fix typos.
3761 * ipa-pure-const.c: Fix typos.
3762 * ipa-ref.h: Fix typos.
3763 * ipa-reference.c: Fix typos.
3764 * ipa-utils.c: Fix typos.
3766 * ira-emit.c: Fix typos.
3767 * ira-lives.c: Fix typos.
3768 * lto-streamer.c: Fix typos.
3769 * lto-streamer.h: Fix typos.
3770 * lto-wrapper.c: Fix typos.
3772 * mode-switching.c: Fix typos.
3773 * modulo-sched.c: Fix typos.
3774 * plugin.c: Fix typos.
3775 * postreload.c: Fix typos.
3776 * sched-deps.c: Fix typos.
3777 * sel-sched-ir.c: Fix typos.
3778 * sel-sched-ir.h: Fix typos.
3779 * sel-sched.c: Fix typos.
3780 * sese.c: Fix typos.
3781 * stor-layout.c: Fix typos.
3782 * target-hooks-macros.h: Fix typos.
3783 * target.def: Fix typos.
3784 * trans-mem.c: Fix typos.
3785 * tree-eh.c: Fix typos.
3786 * tree-predcom.c: Fix typos.
3787 * tree-sra.c: Fix typos.
3788 * tree-ssa-address.c: Fix typos.
3789 * tree-ssa-loop-ivopts.c: Fix typos.
3790 * tree-ssa-loop-niter.c: Fix typos.
3791 * tree-ssa-math-opts.c: Fix typos.
3792 * tree-ssa-pre.c: Fix typos.
3793 * tree-ssa-propagate.c: Fix typos.
3794 * tree-ssa-reassoc.c: Fix typos.
3795 * tree-ssa-sccvn.c: Fix typos.
3796 * tree-ssa-ter.c: Fix typos.
3797 * tree-ssa-uninit.c: Fix typos.
3798 * tree-ssanames.c: Fix typos.
3799 * tree-vect-generic.c: Fix typos.
3800 * tree-vect-slp.c: Fix typos.
3801 * tree.c: Fix typos.
3802 * tree.h: Fix typos.
3803 * varasm.c: Fix typos.
3804 * varpool.c: Fix typos.
3806 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3808 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
3810 2012-05-29 Richard Guenther <rguenther@suse.de>
3812 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
3814 (add_referenced_var_1): Re-organize. Assert we are not
3816 (remove_referenced_var): Likewise.
3817 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
3818 * tree-mudflap.c (execute_mudflap_function_ops): Do not
3819 call add_referenced_var on globals.
3820 * matrix-reorg.c (transform_access_sites): Likewise.
3822 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3824 * alias.c (reg_known_value): Make this a VEC.
3825 (reg_known_equiv_p): Make this an sbitmap.
3826 (reg_known_value_size): Remove.
3827 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
3828 set_reg_known_equiv_p): Update for reg_known_value and
3829 reg_known_value_size data structure change.
3830 (init_alias_analysis, end_alias_analysis): Likewise.
3832 2012-05-29 Jakub Jelinek <jakub@redhat.com>
3835 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
3836 to avoid leaking memory. No need to handle memory allocation
3837 failure. Double string_len on each reallocation instead of adding 2.
3838 * gcov.c (read_line): Likewise.
3840 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
3842 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
3844 * config/cris/cris.md ("trap"): Define, enabled for
3845 TARGET_TRAP_USING_BREAK8.
3846 * config/cris/cris.opt (mtrap-using-break8): New option.
3848 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
3851 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
3854 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
3856 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
3857 (Standard Names): Fix typos in documentation of atomic patterns.
3859 2012-05-27 Nathan Sidwell <nathan@acm.org>
3861 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
3863 2012-05-26 Jason Merrill <jason@redhat.com>
3866 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3867 about array compound literals.
3869 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3871 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
3872 if CLEANUP_NO_INSN_DEL.
3873 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
3874 from cfg_layout_merge_blocks.
3875 (emit_nop_for_unique_locus_between): New function.
3876 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
3877 (cfg_layout_merge_blocks): Likewise.
3879 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
3880 Paolo Bonzini <bonzini@gnu.org>
3882 * df-scan.c (df_def_record_1): Assert a parallel must contain an
3883 EXPR_LIST at this point. Receive the LOC and move its extraction...
3884 (df_defs_record): ... here. Change if-else to a switch statement.
3885 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
3886 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
3887 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
3888 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
3889 regs_invalidated_by_call.
3890 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
3893 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3896 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3897 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3899 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3901 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
3902 software floating point emulation. No longer build the multilibs
3903 with -mstrict-align.
3905 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3908 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3909 accessed indirectly.
3910 (ipa_tm_create_version): Same.
3912 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
3915 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
3916 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
3918 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3921 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3922 (ix86_expand_vec_perm): Use int mode instead of float.
3923 (expand_vec_perm_pshufb): Remove handling of useseless type
3926 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3929 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3930 gnu_ld variables to yes.
3931 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3932 (HAVE_GNU_AS): Likewise.
3933 * config.in: Regenerate.
3934 * configure: Likewise.
3936 2012-05-25 Tristan Gingold <gingold@adacore.com>
3938 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
3939 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
3940 and preferred_alignment.
3942 2012-05-25 Tristan Gingold <gingold@adacore.com>
3944 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
3946 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
3948 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
3949 volatile bitfields case.
3951 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3953 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3954 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3955 (adjacent_mem_locations): Move some code to and call...
3956 (get_memref_parts): ...new function.
3957 (mem_locations_overlap): New function.
3958 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3959 (is_mem_ref): Rename to...
3960 (find_mem_ref): ...this. Return MEM rtx.
3961 (get_store_dest): Remove function.
3962 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3963 new parameter and adjust calls.
3964 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3965 mem refs overlap for true_store_to_load_dep_costly.
3966 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3967 passed to adjacent_mem_locations.
3968 (is_costly_group): Walk resolved dependency list.
3969 (force_new_group): Emit group ending nop for Power6/Power7.
3970 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3971 (group_ending_nop): New define_insn.
3973 2012-05-24 Dodji Seketeli <dodji@redhat.com>
3975 Make unwound macro expansion trace less redundant
3976 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
3977 context of macro definition in the trace, when it's redundant.
3980 2012-05-24 Richard Guenther <rguenther@suse.de>
3983 * tree-profile.c (tree_profiling): Cleanup the CFG if
3984 execute_fixup_cfg requests it.
3986 2012-05-24 Richard Guenther <rguenther@suse.de>
3988 * tree-flow.h (create_var_ann): Remove.
3989 * tree-dfa.c (create_var_ann): Remove and inline into its
3991 (add_referenced_var_1): ... here.
3992 * varpool.c (add_new_static_var): Do not call add_referenced_var
3994 * gimple-fold.c (canonicalize_constructor_val): Likewise.
3995 * tree-switch-conversion.c (build_one_array): Likewise.
3996 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
3997 * tree-flow-inline.h (gimple_referenced_vars): Guard against
3999 * tree-inline.c (remap_gimple_op_r): Likewise. Check
4000 gimple_referenced_vars instead of gimple_in_ssa_p.
4001 (copy_tree_body_r): Likewise.
4002 (setup_one_parameter): Likewise.
4003 (declare_return_variable): Likewise.
4004 (tree_function_versioning): Likewise.
4006 2012-05-24 Jakub Jelinek <jakub@redhat.com>
4008 PR tree-optimization/53465
4009 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
4010 vr0 into *vr, then vrp_meet that.
4011 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
4012 have any equivalences.
4013 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
4016 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
4018 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
4020 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
4021 check end_regno - 1 is a hard register.
4023 2012-05-24 Richard Guenther <rguenther@suse.de>
4025 * varpool.c (add_new_static_var): Remove call to create_var_ann.
4026 * tree-ssa-operands.c (create_vop_var): Likewise.
4028 2012-05-24 Richard Guenther <rguenther@suse.de>
4031 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
4033 (remove_unused_locals): Pass global_unused_vars to
4034 remove_unused_scope_block_p. Restore code walking all
4035 referenced vars and pruning them.
4037 2012-05-23 Jan Hubicka <jh@suse.cz>
4039 * tree.h (alias_diag_flags): Remove.
4040 (alias_pair): Remove emitted_diags.
4041 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
4042 symbol_alias_set_t, symbol_alias_set_destroy,
4043 symbol_alias_set_contains, propagate_aliases_backward): Remove.
4044 * toplev.c (compile_file): Do not call finish_aliases_2
4045 * cgraphunit.c (cgraph_process_new_functions): Do not call
4047 (handle_alias_pairs): Output diagnostics about aliases to externals.
4048 (assemble_thunks_and_aliases): Use do_assemble_alias.
4049 (output_weakrefs): Likewise.
4050 (finalize_compilation_unit): Do not call finish_aliases_1.
4051 * ipa.c (symtab_remove_unreachable_nodes): De not call
4052 remove_unreachable_alias_pairs.
4053 * varasm.c (do_assemble_alias): Export.
4054 (symbol_alias_set_create, symbol_alias_set_destroy,
4055 symbol_alias_set_contains, symbol_alias_set_insert,
4056 propagate_aliases_forward, propagate_aliases_backward,
4057 propagate_aliases_backward, trivially_visible_alias,
4058 trivially_defined_alias, remove_unreachable_alias_pairs,
4059 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
4060 * output.h (do_assemble_alias): Declare.
4061 * varpool.c (varpool_remove_unreferenced_decls): Do not call
4064 2012-05-23 Martin Jambor <mjambor@suse.cz>
4066 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
4068 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
4070 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
4072 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
4073 (iterative_hash_gimple_type): Adjust comment.
4074 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
4075 domain for an array type instead of the domain type itself.
4077 2012-05-23 Richard Guenther <rguenther@suse.de>
4079 PR tree-optimization/53438
4080 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
4082 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
4085 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
4086 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
4089 2012-05-23 Richard Guenther <rguenther@suse.de>
4091 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
4092 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
4093 via the global_unused_vars bitmap.
4094 (remove_unused_locals): Handle global vars in local-decls via
4095 a global_unused_vars bitmap instead of the used flag in the
4096 var annotation. Simplify global variable handling and removal.
4098 2012-05-22 Jan Hubicka <jh@suse.cz>
4101 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
4102 from other partitions.
4104 2012-05-22 Jan Hubicka <jh@suse.cz>
4107 * symtab.c (symtab_register_node): Fix ordering issue.
4109 2012-05-22 Steven Drake <sbd@NetBSD.org>
4111 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
4113 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
4115 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
4116 Use strip_name_encoding target hook.
4118 2012-05-22 Richard Guenther <rguenther@suse.de>
4120 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
4121 (init_function_for_compilation): Remove.
4122 * tree-dfa.c (find_vars_r): Take struct function argument.
4123 (find_referenced_vars_in): Adjust.
4124 * tree-ssa-operands.c (clobber_stats): Remove.
4125 (create_vop_var): Take struct function argument. Mark
4126 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
4127 (init_ssa_operands): Take struct function argument.
4128 (fini_ssa_operands): Do not dump dead stats.
4129 * tree-ssa-operands.h (init_ssa_operands): Take struct function
4131 * cgraphunit.c (init_lowered_empty_function): Adjust.
4132 * lto-streamer-in.c (input_cfg): Likewise.
4133 * tree-inline.c (initialize_cfun): Likewise.
4134 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
4135 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
4136 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
4137 virtual operands are not registers.
4139 2012-05-22 Richard Guenther <rguenther@suse.de>
4141 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
4143 2012-05-22 Richard Guenther <rguenther@suse.de>
4146 * tree-inline.c (setup_one_parameter): Create a dummy init
4147 statement for unused parameters when not optimizing.
4149 2012-05-22 Richard Guenther <rguenther@suse.de>
4151 * tree-flow.h (add_referenced_var_1): Declare.
4152 (add_referenced_var): Define.
4153 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
4154 (add_referenced_var): Rename to ...
4155 (add_referenced_var_1): ... this. Take struct function argument.
4157 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4160 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
4161 * config/arm/arm.c (arm_validize_comparison): Define.
4162 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
4163 arm_validize_comparison.
4164 ("cbranchdi4"): Likewise.
4165 ("cstoredi4"): Likewise.
4166 ("movsicc"): Likewise.
4167 ("movsfcc"): Likewise.
4168 ("movdfcc"): Likewise.
4170 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
4172 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
4173 the mw_reg_pool size.
4175 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
4177 PR tree-optimization/53336
4178 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
4179 non-integer integral types to offset type and vice versa.
4181 2012-05-22 Alan Modra <amodra@gmail.com>
4183 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
4184 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
4185 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
4186 V_SAVE_INLINE): Delete.
4187 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
4188 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
4189 For ELF targets, use out-of-line restores for -Os and any number
4190 of regs if the restore exits, and out-of-line gp save for two or
4191 more regs. Use save_reg_p to test for holes in reg restore set.
4192 Replace "#if" with "if".
4194 2012-05-22 Alan Modra <amodra@gmail.com>
4196 * config/rs6000/rs6000.c (save_reg_p): New function.
4197 (first_reg_to_save, first_fp_reg_to_save): Use it here.
4198 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
4199 (emit_frame_save): Use gen_frame_store.
4200 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
4201 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
4203 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
4204 vrsave, toc, gp and fp restores.
4206 2012-05-22 Alan Modra <amodra@gmail.com>
4208 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
4209 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
4210 Move function pointer variables after forward declarations.
4211 (rs6000_builtin_support_vector_misalignment): Make static.
4212 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
4213 (rs6000_function_value, rs6000_can_eliminate): Likewise.
4215 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
4217 PR rtl-optimization/53373
4218 * caller-save.c (save_call_clobbered_regs): Look into a possible
4219 PARALLEL manually rather than using single_set on a call insn.
4221 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4223 PR tree-optimization/53436
4224 * omp-low.c (omp_build_component_ref): New function.
4225 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
4227 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
4229 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
4231 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
4232 Do not print '.' here. Output operand lossage error for unhandled
4237 <case 'z'>: Hardcode "code" argument into error strings.
4239 <case 'D'>: Merge AVX and non-AVX codes.
4240 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
4241 Update call to put_condition_code.
4243 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
4245 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
4247 (clzsi2): New expander.
4248 (*clzsi2_68k): New insn.
4249 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
4251 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
4253 * gimple.h (gimple_set_in_transaction): Remove.
4254 (gimple_in_transaction): Look in BB instead.
4255 (gimple_statement_base): Remove in_transaction field.
4256 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
4257 * trans-mem.c (compute_transaction_bits): Place transaction bit
4258 information into basic blocks.
4260 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
4262 * expr.c (get_def_for_expr_class): Define only if
4263 HAVE_conditional_move.
4264 (convert_tree_comp_to_rtx): Likewise.
4266 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
4269 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
4271 (ffssi2_no_cmove): Ditto.
4272 (*ffs<mode>_1): Remove insn pattern.
4273 (*tzcnt<mode>_1): New insn pattern.
4274 (*bsf<mode>1): Ditto.
4276 2012-05-21 Richard Guenther <rguenther@suse.de>
4278 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
4279 more referenced vars.
4280 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
4281 flag on variables that have a var-annotation.
4283 2012-05-21 Joseph Myers <joseph@codesourcery.com>
4286 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
4287 from folded operands before wrapping another around the
4288 conditional expression.
4290 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4292 PR tree-optimization/53366
4293 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
4294 tests if complex_numbers == 2, but there are non-complex number loads
4297 PR tree-optimization/53409
4298 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
4299 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
4301 PR tree-optimization/53410
4302 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
4303 instead of build_int_cst (type, 0) where vector types might be
4304 involved. Instead of build_int_cst (type, 1) convert the original
4305 integer_onep argument to the desired type.
4307 2012-05-21 Michael Matz <matz@suse.de>
4309 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
4310 (simplify_test_exp): Handle one more case of distributive law,
4311 decrease cost threshold.
4312 (tests_attr_p, get_attr_order): New functions.
4313 (optimize_attrs): Use topological order, inline only cheap values.
4314 (write_attr_set): Reset our_known_true after some time.
4316 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4319 * config/i386/i386.c (type_natural_mode): Warn passing SSE
4320 vector argument without SSE enabled changes the ABI.
4322 2012-05-21 Richard Guenther <rguenther@suse.de>
4324 PR tree-optimization/53408
4325 * tree-vect-loop.c (vectorizable_induction): Properly check
4326 the restriction that we cannot handle induction results from
4327 the inner loop outside of the outer loop.
4329 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4332 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
4333 (UNSPECV_RDRAND): This.
4334 (rdrand<mode>_1): Updated.
4336 2012-05-21 Richard Guenther <rguenther@suse.de>
4338 * tree-loop-distribution.c (can_generate_builtin): Reject
4341 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
4343 * Makefile.in (options.c): Add options.h to included header
4346 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
4348 * tree-parloops.c : Add myself to contributors, update
4349 TODO list, add link to wiki.
4351 2012-05-21 Alan Modra <amodra@gmail.com>
4353 * config/rs6000/predicates.md (input_operand): Don't match
4354 constant pool addresses. Remove label_ref, high and plus from
4355 match_code list. Remove redundant CONSTANT_P test.
4356 (splat_input_operand): Similarly update match_code list.
4357 (small_toc_ref): New predicate.
4358 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
4359 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
4360 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
4361 register checks to..
4362 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
4363 generated by create_TOC_reference.
4364 (rs6000_legitimize_address): Update cerate_TOC_reference call.
4365 (rs6000_delegitimize_address): Handle new rtl for toc refs.
4366 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
4367 (use_toc_relative_ref): New function, split out from..
4368 (rs6000_emit_move): ..here. Remove redundant tests. Update
4369 create_TOC_reference calls.
4370 (rs6000_legitimize_reload_address): Formatting. Handle splitting
4371 of medium/large model toc addresses. Use use_toc_relative_ref.
4372 (print_operand): Formatting, style. Adjust for toc changes.
4373 (print_operand_address): Likewise.
4374 (rs6000_output_addr_const_extra): Likewise.
4375 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
4376 than a PLUS. Use this formulation for both high and low part
4377 of -mcmodel=medium/large toc reference too. Before reload,
4378 always use the small model formulation.
4379 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
4380 a PLUS in high part of addresses here.
4381 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
4382 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
4383 (largetoc_high, largetoc_low): Move earlier. Cope when no
4385 (largetoc_high_plus): New insn.
4386 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
4387 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
4388 (tocref): ..instead do so here, new insn and split.
4390 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4392 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4393 RDRND, F16C and FSGSBASE.
4395 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4397 PR rtl-optimzation/53373
4398 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
4399 call pattern. Update split patterns.
4400 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
4401 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
4403 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
4405 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
4408 2012-05-18 Jan Hubicka <jh@suse.cz>
4410 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
4411 (cgraph_process_new_functions): Process also aliases.
4412 * lto-streamer-out.c (struct sets): Remove.
4413 (trivally_defined_alias): Remove.
4414 (output_alias_pair_p): Remove.
4415 (output_unreferenced_globals): Remove.
4416 (produce_symtab); Do not handle alias pairs.
4417 (produce_asm_for_decls): Likewise.
4418 * lto-streamer-in.c (input_alias_pairs): Remove.
4419 (lto_read_body): Do not input alias pairs.
4420 (lto_input_constructors_and_inits): Remove.
4422 2012-05-18 Jan Hubicka <jh@suse.cz>
4424 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
4427 2012-05-18 Jan Hubicka <jh@suse.cz>
4429 * cgraphbuild.c (record_reference): Update.
4430 * lto-cgraph.c (lto_output_varpool_node): External vars
4431 are not in other partition even if they are not output
4432 in current partition.
4433 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
4435 (canonicalize_constructor_val): Take FROM_DECL argument.
4436 (fold_ctor_reference, fold_string_cst_ctor_reference,
4437 fold_array_ctor_reference, fold_nonarray_ctor_reference,
4438 fold_ctor_reference): Likewise.
4439 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
4440 * gimple.h (gimple_fold_builtin): Likewise.
4442 2012-05-18 Olivier Hainque <hainque@adacore.com>
4444 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4445 $(libsubdir) as libexecsubdir.
4447 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4449 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
4450 relied on signed overflow behavior.
4452 2012-05-18 Richard Guenther <rguenther@suse.de>
4454 PR tree-optimization/53346
4455 * tree-loop-distribution.c (ldist_gen): Make sure to apply
4456 builtin transform even when only a single partition with
4457 all reads/writes exists.
4459 2012-05-18 Richard Guenther <rguenther@suse.de>
4461 PR tree-optimization/53390
4462 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
4465 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4467 * tree-ssa-reassoc.c (bip_map): Remove decl.
4468 (completely_remove_stmt): Remove function.
4469 (remove_def_if_absorbed_call): Remove function.
4470 (remove_visited_stmt_chain): Remove __builtin_powi handling.
4471 (possibly_move_powi): Remove function.
4472 (rewrite_expr_tree): Remove calls to possibly_move_powi.
4473 (rewrite_expr_tree_parallel): Likewise.
4474 (attempt_builtin_powi): Build multiplies explicitly rather than
4475 relying on the ops vector and rank system.
4476 (transform_stmt_to_copy): New function.
4477 (transform_stmt_to_multiply): Likewise.
4478 (reassociate_bb): Handle leftover operations after __builtin_powi
4479 optimization; build a final multiply if necessary.
4481 2012-05-18 Jan Hubicka <jh@suse.cz>
4483 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
4484 (mark_functions_to_output): Fix sanity check.
4485 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
4487 2012-05-18 Richard Guenther <rguenther@suse.de>
4489 * tree-flow.h (mark_symbols_for_renaming): Remove.
4490 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
4491 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
4492 (copy_debug_stmt): Likewise.
4493 (expand_call_inline): Likewise.
4494 (declare_return_variable): Mark the return variable for renaming
4497 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
4499 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
4501 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
4502 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
4503 (ashrdi3,lshrdi3): Likewise.
4504 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
4506 2012-05-18 Meador Inge <meadori@codesourcery.com>
4508 PR rtl-optimization/53352
4509 * cse.c (equiv_constant): Ignore paradoxical subregs.
4511 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
4513 PR rtl-optimization/53125
4514 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
4515 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
4516 die in the basic block. Correctly top off REG_FREQ and
4517 REG_FREQ_CALLS_CROSSED.
4519 (regstat_compute_ri): Allocate and free local_live_last_luid.
4521 (regstat_bb_compute_calls_crossed): Correctly top off
4522 REG_FREQ_CALLS_CROSSED.
4524 2012-05-17 Jan Hubicka <jh@suse.cz>
4526 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
4527 constructor over decl without.
4528 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
4529 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
4530 * cgraphunit.c (process_function_and_variable_attributes): Finalize
4532 (mark_functions_to_output): Also accept bodies for functions with
4534 (output_in_order): Skip external vars.
4535 * lto-cgraph.c (lto_output_node): External functions are never in other
4537 (lto_output_varpool_node): Likewise.
4538 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
4539 forgotten initializers.
4540 * ipa.c (process_references): Handle external vars.
4541 (symtab_remove_unreachable_nodes): Update to handle external vars.
4542 (varpool_externally_visible_p): External vars are externally visible.
4543 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
4544 * varpool.c (varpool_remove_node): Remove constructor.
4545 (decide_is_variable_needed): Handle externals.
4546 (varpool_remove_unreferenced_decls): Likewise.
4548 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
4550 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
4551 (enable_warning_as_error): Do not special case Wuninitialized.
4552 * optc-gen.awk: Add sanity checks.
4554 2012-05-17 Jan Hubicka <jh@suse.cz>
4556 * ipa-reference.c (is_proper_for_analysis): Do not check flags
4557 that might change as result of global optimization.
4558 (analyze_function): Do not check analyzed and externally_visible
4559 flags; be happy about address dereferences.
4560 (propagate): Prune all_module_statics so it really contains just
4561 statics; prune all the local summaries.
4562 (ipa_reference_write_optimization_summary): Simplify.
4564 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
4566 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
4567 * config/m68k/m68k-tables.opt: Regenerated.
4568 * doc/invoke.texi (M680x0 Options): Document.
4570 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
4571 Patrick Marlier <patrick.marlier@gmail.com>
4573 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
4576 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
4578 * configure: Regenerated.
4580 2012-05-16 Andrew Pinski <apinski@cavium.com>
4582 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4585 2012-05-16 David S. Miller <davem@davemloft.net>
4587 * jump.c (delete_related_insns): If we remove a CALL, make sure
4588 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4590 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4592 PR tree-optimization/53217
4593 * tree-ssa-reassoc.c (bip_map): New static variable.
4594 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
4595 (attempt_builtin_powi): Save feeding multiplies on a stack.
4596 (reassociate_bb): Create and destroy bip_map.
4598 2012-05-16 Olivier Hainque <hainque@adacore.com>
4600 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4601 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4602 Add comments and improve stamp preservation across the whole sequence.
4603 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4605 2012-05-16 Richard Guenther <rguenther@suse.de>
4607 * tree-inline.c (insert_init_stmt): Do not call
4608 mark_symbols_for_renaming.
4609 (setup_one_parameter): Avoid initializing unused parameters.
4610 (declare_return_variable): Properly handle DECL_BY_REFERENCE
4611 return vars in SSA form.
4613 2012-05-16 Richard Guenther <rguenther@suse.de>
4615 * tree-flow.h (get_virtual_var): Remove.
4616 * tree-dfa.c (get_virtual_var): Likewise.
4618 2012-05-16 Richard Guenther <rguenther@suse.de>
4620 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
4621 Remove set-only bitmap of new names.
4622 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
4624 * tree-flow.h (ssa_names_to_replace): Remove.
4625 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
4627 2012-05-16 Richard Guenther <rguenther@suse.de>
4629 PR tree-optimization/53364
4630 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4631 detect a view-conversion of the decl.
4633 2012-05-16 Dodji Seketeli <dodji@redhat.com>
4635 PR preprocessor/7263
4636 * c-tree.h (enum c_declspec_word): Declare new enum.
4637 (struct c_declspecs::locations): New member.
4638 (declspecs_add_qual, declspecs_add_scspec)
4639 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
4641 * c-decl.c (build_null_declspecs): Initialize the new struct
4642 c_declspecs::locations member.
4643 (declspecs_add_addrspace): Take a location parameter for the
4644 address space. Store it onto declaration specifiers.
4645 (declspecs_add_qual): Likewise, take a location parameter for the
4647 (declspecs_add_type): Likewise, take a location parameter for the
4649 (declspecs_add_scspec): Likewise, take a location parameter for
4650 the storage class specifier.
4651 (declspecs_add_attrs): Likewise, take a location parameter for the
4653 (declspecs_add_alignas): Likewise, take a location parameter for
4655 (finish_declspecs): For diagnostics, use the location of the
4656 relevant declspec, instead of the global input_location.
4657 * c-parser.c (c_parser_parameter_declaration): Pass the precise
4658 virtual location of the declspec to the declspecs-setters.
4659 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
4662 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
4664 * configure.ac: Stack protector enabling for Android targets.
4665 * configure: Regenerate.
4667 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4669 * ira.c (pseudo_move_insn): Delete.
4670 (find_moveable_pseudos): Don't set it.
4671 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
4672 the definitions of the original pseudo. Delete all of them.
4674 2012-05-16 Olivier Hainque <hainque@adacore.com>
4676 * config/rs6000/rs6000-opts.h (enum processor_type): Add
4678 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
4679 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
4680 * config/rs6000/8540.md: indicate that the units/patterns apply to
4683 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
4684 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
4685 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
4686 related flags, check that what is queried is supported by the selected
4687 configuration. Rework the single/double_float and MASK_STRING resets to
4688 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
4689 costs for PROCESSOR_PPC8548 as well.
4690 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
4691 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
4692 statement instead of a sequence of ifs.
4694 * config/rs6000/rs6000.h (TARGET_E500): Remove.
4695 (TARGET_NO_LWSYNC): Adjust accordingly.
4696 * config/rs6000/e500.h (TARGET_E500): Remove.
4697 (CHECK_E500_OPTIONS): Adjust accordingly.
4698 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
4699 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
4700 * config/rs6000/linuxspe.h: Likewise.
4701 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
4702 superfluous comments.
4703 * config/rs6000/e500-double.h: Remove.
4705 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
4706 default to with_cpu=8548 if --enable-e500-double, and to 8540
4708 (set misc flags section): For powerpc*|rs6000*, remove inclusion
4709 of e500-double.h for --enable-e500-double.
4711 2012-05-16 Olivier Hainque <hainque@adacore.com>
4713 * Makefile.in (s-header-vars): Resort to -n instead of trailing
4714 -e d in sed invocation.
4716 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
4718 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
4720 * doc/tm.texi: Regenerate.
4722 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
4724 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
4726 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4729 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4730 that operands[2] is either immediate, or q_regs_operand.
4732 2012-05-15 Richard Guenther <rguenther@suse.de>
4734 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
4735 (assemble_thunk): Likewise. Manually rename and register
4738 2012-05-15 Richard Guenther <rguenther@suse.de>
4740 PR tree-optimization/53355
4741 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
4744 2012-05-15 Tristan Gingold <gingold@adacore.com>
4746 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
4748 2012-05-15 Richard Guenther <rguenther@suse.de>
4750 * gimple.c (gimple_set_modified): Move ...
4751 * gimple.h (gimple_set_modified): ... here.
4753 2012-05-15 Tristan Gingold <gingold@adacore.com>
4755 * ira-color.c (move_spill_restore): Add a guard.
4757 2012-05-15 Tristan Gingold <gingold@adacore.com>
4759 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
4762 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
4764 * gimplify.c (gimplify_init_constructor): Do a block move for very
4765 small objects as well.
4767 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
4769 * ira.c (find_moveable_pseudos): Skip registers whose
4770 DF_REG_EQ_USE_COUNT is nonzero.
4772 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4774 * doc/md.texi (fma): Define to only be applicable for single rounding.
4776 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4779 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4780 generate target register for "load" class builtins.
4783 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4786 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4787 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4788 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4789 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4790 (<sse>_movu<ssemodesuffix>): New expander.
4791 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4792 (avx_movdqu<avxmodesuffix>): New expander.
4793 (*sse2_movdqu): Rename from sse2_movdqu.
4794 (sse2_movdqu): New expander.
4796 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
4799 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
4800 (canonicalize_perm): ... new function.
4801 (expand_vec_perm_2vperm2f128_vshuf): New function.
4802 (ix86_expand_vec_perm_const_1): Call it.
4804 2012-05-14 Andrew Pinski <apinski@cavium.com>
4805 H.J. Lu <hongjiu.lu@intel.com>
4806 Jakub Jelinek <jakub@redhat.com>
4809 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
4812 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4814 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4815 lineno 1 the same as lineno 0 before first start file directive.
4816 (optimize_macinfo_range): Likewise.
4818 * dwarf2out.c (have_macinfo): Define.
4819 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4820 attribute, don't force empty compilation unit and don't emit any
4821 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4823 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
4826 * config/avr/avr.c (avr_const_address_lo16): Remove.
4827 (avr_assemble_integer): Print ".byte lo8(x)",
4828 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
4829 .warning if 3-byte address is assembled.
4830 * doc/extend.texi (AVR Named Address Spaces): Document that
4831 binutils 2.23 is needed to assemble 3-byte addresses.
4833 2012-05-14 Richard Guenther <rguenther@suse.de>
4835 * tree-vect-data-refs.c (vect_setup_realignment): Remove
4836 call to mark_symbols_for_renaming.
4837 (vect_permute_load_chain): Likewise.
4838 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
4839 instead of calling mark_symbols_for_renaming.
4840 * tree-vect-stmts.c (read_vector_array): Remove call to
4841 mark_symbols_for_renaming.
4842 (write_vector_array): Likewise.
4843 (vectorizable_call): Likewise.
4844 (vectorizable_store): Likewise.
4845 (vectorizable_load): Likewise.
4846 * matrix-reorg.c (transform_allocation_sites): Likewise.
4847 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
4848 (create_expression_by_pieces): Likewise.
4850 2012-05-14 Richard Guenther <rguenther@suse.de>
4852 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
4853 of statements for renaming.
4854 (force_gimple_operand_1): Likewise, consistently for both
4855 calls to force_gimple_operand and force_gimple_operand_gsi.
4857 2012-05-14 Richard Guenther <rguenther@suse.de>
4859 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
4860 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
4862 (expand_omp_for): Likewise.
4863 (expand_omp_for_generic): Adjust conditional add to referenced vars.
4864 Use make_rename_temp for temporaries that should be rewritten into
4866 (expand_omp_for_static_nochunk): Likewise.
4867 (expand_omp_atomic_pipeline): Likewise.
4869 2012-05-14 Richard Guenther <rguenther@suse.de>
4871 PR tree-optimization/53331
4872 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
4874 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
4876 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4879 * doc/options.texi: (LangEnabledBy): Document it.
4880 * optc-gen.awk: Handle LangEnabledBy.
4881 * opth-gen.awk: Generate declaration for lang-specific functions.
4882 * opt-read.awk: Record lang numbers.
4883 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
4884 (lang_sanitized_name): New.
4886 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
4888 * attribs.c (decl_attributes): Avoid emitting a warning if
4890 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
4891 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
4892 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
4893 define a string "1".
4894 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
4895 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
4896 BUILT_IN_STRCPY): Use it for these functions.
4897 * postreload.c (reload_combine): Deal with SETs inside
4898 CALL_INSN_FUNCTION_USAGE.
4899 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
4900 Look for REG_RETURNED notes and use a cheap restore if possible.
4901 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
4902 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
4903 * ira-build.c (ira_create_allocno, create_cap_allocno,
4904 propagate_allocno_info, propagate_some_info_from_allocno,
4905 copy_info_to_removed_store_destination, ira_flattening): Handle it.
4906 * ira-lives.c (pseudo_regno_single_word_and_live_p,
4907 find_call_crossed_cheap_reg): New static functions.
4908 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
4909 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
4910 a REG_RETURNED note in that case.
4911 * ira.c (setup_reg_renumber): Change assert to allow cases where
4912 allocnos only cross calls for which they are cheap to restore.
4913 * ira-costs.c (ira_tune_allocno_costs): Compare
4914 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
4916 * reg-notes.def (REG_RETURNED): New note.
4917 * cse.c (cse_insn): Likewise.
4918 * sched-deps.c (sched_analyze_insn): Likewise.
4919 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
4920 * calls.c (decl_return_flags): New static function.
4921 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
4922 functions that return one of their arguments.
4923 * regcprop.c (struct kill_set_value_data): New.
4924 (kill_set_value): Interpret data as a pointer to such a struct.
4925 Do nothing if the caller wants the register to be ignored.
4926 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
4928 2012-05-14 Richard Guenther <rguenther@suse.de>
4930 PR tree-optimization/53340
4931 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
4933 2012-05-14 Richard Guenther <rguenther@suse.de>
4935 * gimplify.c (gimplify_expr): Remove odd code.
4937 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4939 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
4940 into a PLUS_EXPR byte offset.
4942 * tree-ssa-pre.c (can_value_number_call): Delete.
4943 (compute_avail): Skip all statements with side effects.
4944 <GIMPLE_CALL>: Skip calls to internal functions.
4946 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
4948 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
4950 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4952 * common.opt (Wtype-limits): Use EnabledBy.
4954 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4956 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
4957 (pushtf splitter): Ditto.
4959 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
4960 (<code>tf2): Enable for TARGET_SSE.
4961 (*absnegtf2_sse): Ditto.
4962 (copysign<mode>3): Enable TFmode for TARGET_SSE.
4963 (copysign<mode>3_const): Ditto.
4964 (copysign<mode>3_var): Ditto.
4965 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
4966 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
4967 (*<code>tf3): Ditto.
4968 * config/i386/i386.c (struct builtin_description bdesc_args)
4969 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
4970 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
4971 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
4972 Emit a normal call if SSE isn't available.
4974 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4976 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
4977 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4978 (<code><mode>3): Ditto.
4979 (*andnot<mode>3): Ditto.
4980 (*andnottf3): Ditto.
4981 (*<code><mode>3): Ditto.
4984 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4986 * optc-gen.awk: Error instead of warning for conflicting help.
4988 2012-05-12 Jason Merrill <jason@redhat.com>
4991 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
4994 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4996 * function.c (requires_stack_frame_p): If the function can throw
4997 non-call exceptions, return true if the insn can throw internally.
4999 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
5001 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
5003 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
5005 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
5006 ORDERED and UNORDERED conditions.
5008 2012-05-11 Richard Guenther <rguenther@suse.de>
5010 * tree-flow.h (referenced_var_check_and_insert): Remove.
5011 (find_new_referenced_vars): Likewise.
5012 * tree-dfa.c (referenced_var_check_and_insert): Make static.
5013 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
5014 * tree-inline.c (copy_bb): Use find_referenced_vars_in
5015 instead of find_new_referenced_vars.
5016 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
5018 2012-05-11 Richard Guenther <rguenther@suse.de>
5020 * tree-pass.h (pass_rest_of_compilation,
5021 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
5023 * passes.c (pass_all_optimizations, pass_postreload,
5024 pass_all_early_optimizations): Make static.
5025 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
5026 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
5027 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
5028 (delete_tree_ssa): Do not call fini_phinodes.
5029 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
5031 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
5034 * doc/options.texi (EnabledBy): Document
5035 * opts.c: Include opts.h and options.h before tm.h.
5036 (finish_options): Do not handle some sub-options here...
5037 (common_handle_option): ... instead call common_handle_option_auto
5039 * optc-gen.awk: Handle EnabledBy.
5040 * opth-gen.awk: Declare common_handle_option_auto.
5041 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
5042 (Wmaybe-uninitialized): Likewise.
5043 (Wunused-but-set-variable): Likewise.
5044 (Wunused-function): Likewise.
5045 (Wunused-label): Likewise.
5046 (Wunused-value): Likewise.
5047 (Wunused-variable): Likewise.
5048 * opt-read.awk: Create opt_numbers array.
5050 2012-05-11 Richard Guenther <rguenther@suse.de>
5052 PR tree-optimization/53295
5053 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
5055 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
5056 strides when analyzing data-references in a loop context.
5057 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
5058 non-constant strides for now.
5059 (vect_enhance_data_refs_alignment): Ignore data references
5060 that are strided loads.
5061 (vect_analyze_data_ref_access): Handle non-constant strides.
5062 (vect_check_strided_load): Verify the data-reference is a load.
5063 (vect_analyze_data_refs): Restructure to make strided load
5064 support not dependent on gather support.
5065 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
5066 when doing strided or gather loads.
5067 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
5068 integer_zerop to compare stride with zero.
5070 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
5072 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
5074 2012-05-11 Jan Hubicka <jh@suse.cz>
5077 * varpool.c (varpool_assemble_decl): Also output constat pool entries
5078 that output_constant_pool missed.
5080 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
5082 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
5083 MULTILIB_EXTRA_OPTS.
5085 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
5088 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
5090 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
5092 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
5093 optimization for TARGET_AVX.
5094 (*movti_internal_sse): Ditto.
5095 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
5096 (*movdi_internal): Ditto.
5097 (*movsi_internal): Ditto.
5098 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
5099 (*movdf_internal_rex64): Ditto.
5100 (*movfd_internal): Ditto.
5101 (*movsf_internal): Ditto.
5102 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
5104 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
5106 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
5107 reference as size attribute.
5109 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
5110 Tristan Gingold <gingold@adacore.com>
5112 * doc/md.texi (Standard Names): Document probe_stack_address.
5113 * explow.c (emit_stack_probe): Handle probe_stack_address.
5114 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
5115 (UNSPECV_PROBE_STACK_RANGE): Likewise.
5116 (probe_stack_address): New insn.
5117 (probe_stack_range): Likewise.
5118 * config/ia64/ia64.c: Include common/common-target.h.
5119 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
5120 checking is enabled.
5121 (ia64_emit_probe_stack_range): New function.
5122 (output_probe_stack_range): Likewise.
5123 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
5124 builtin stack checking is enabled.
5125 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
5126 and UNSPECV_PROBE_STACK_ADDRESS.
5127 (unknown_for_bundling_p): New predicate.
5128 (group_barrier_needed): Use important_for_bundling_p.
5129 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
5130 (issue_nops_and_insn): Likewise.
5131 (bundling): Likewise.
5132 (final_emit_insn_group_barriers): Likewise.
5133 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
5134 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
5135 (STACK_CHECK_PROTECT): Likewise.
5136 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5138 2012-05-10 Jan Hubicka <jh@suse.cz>
5140 * ipa-inline.c (update_all_callee_keys): Remove.
5141 (inline_small_functions): Simplify priority updating.
5143 2012-05-10 Jan Hubicka <jh@suse.cz>
5145 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
5147 2012-05-10 Jan Hubicka <jh@suse.cz>
5149 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
5150 (symtab_remove_unreachable_nodes): ... this one.
5151 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
5152 * cgraphunit.c (ipa_passes): Update.
5153 * cgraphclones.c (cgraph_materialize_all_clones): Update.
5154 * cgraph.c (cgraph_release_function_body): Only turn initial
5155 into error mark when initial was previously set.
5156 * ipa-inline.c (ipa_inline): Update.
5157 * ipa.c: Include ipa-inline.h
5158 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
5159 (enqueue_node): New function.
5160 (process_references): Update.
5161 (symtab_remove_unreachable_nodes): Cleanup.
5162 * passes.c (execute_todo, execute_one_pass): Update.
5164 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
5166 PR rtl-optimization/53125
5167 * ira.c (ira): Call find_moveable_pseudos and
5168 move_unallocated_pseudos if only ira_conflicts_p is true.
5170 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
5172 * config/i386/i386.md (*movoi_internal_avx): Handle
5173 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
5174 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
5175 (*movti_internal_sse): Ditto.
5176 (*movtf_internal): Ditto.
5177 * config/i386/sse.md (ssePSmode): New mode attribute.
5178 (*move<mode>_internal): Use ssePSmode.
5179 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
5180 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
5181 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
5182 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
5184 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
5186 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
5187 DECL_ORIGINAL_TYPE if it is present.
5189 2012-05-10 Nick Clifton <nickc@redhat.com>
5192 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
5193 a "0" constraint to being a (match_dup 0).
5195 2012-05-10 Richard Guenther <rguenther@suse.de>
5197 * stor-layout.c (byte_from_pos): Amend comment.
5199 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5201 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
5202 Document requirement to call in constructors.
5204 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
5206 2012-05-10 Richard Guenther <rguenther@suse.de>
5208 * tree.h (TYPE_IS_SIZETYPE): Remove.
5209 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
5210 (extract_muldiv_1): Likewise.
5211 * gimple.c (gtc_visit): Likewise.
5212 (gimple_types_compatible_p): Likewise.
5213 (iterative_hash_canonical_type): Likewise.
5214 (gimple_canonical_types_compatible_p): Likewise.
5215 * gimplify.c (gimplify_one_sizepos): Likewise.
5216 * print-tree.c (print_node): Likewise.
5217 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
5219 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
5222 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
5223 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
5224 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
5225 instead of xop_mulv2div2di3_low.
5226 (xop_p<macs>dql): Fix vec_select selector.
5227 (xop_p<macs>dqh): Ditto.
5228 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
5229 (xop_mulv2div2di3_high): Ditto.
5231 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5234 * diagnostic.h (diagnostic_context): Add last_location.
5235 * diagnostic.c (diagnostic_initialize): Initialize it.
5236 (diagnostic_show_locus): Use it.
5238 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5240 * doc/extend.texi (Function Attributes): Point xref to section
5243 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
5245 * config/i386/i386.c (*movdf_internal_rex64): Remove
5246 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
5247 Calculate "mode" attribute according to
5248 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
5249 (*movdf_internal): Ditto.
5251 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
5254 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
5255 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
5256 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
5257 or when optimizing for size.
5258 * config/i386/sse.md (*mov<mode>_internal): Remove
5259 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
5260 Calculate "mode" attribute according to optimize_function_for_size_p
5261 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
5262 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
5263 depending on the mode of the instruction. Calculate "mode" attribute
5264 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
5265 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
5266 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
5268 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
5271 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
5272 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
5273 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
5274 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
5275 (expand_prologue): Move initialization of cfun->machine->is_naked,
5276 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
5277 (avr_set_current_function): ...this new static function.
5278 (TARGET_SET_CURRENT_FUNCTION): New define.
5279 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
5280 checking attributes of current_function_decl.
5281 (avr_regs_to_save): Ditto.
5282 (signal_function_p): Rename to avr_signal_function_p.
5283 (interrupt_function_p): Rename to avr_interrupt_function_p.
5285 * doc/extend.texi (Function Attributes): Better explanation of
5286 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
5289 2012-05-09 Michael Matz <matz@suse.de>
5291 PR tree-optimization/53185
5292 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
5293 peeling when we see strided loads.
5295 2012-05-09 Matthias Klose <doko@ubuntu.com>
5297 * gcc-ar.c (main): Don't check for execute bits for the plugin.
5299 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5301 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
5302 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
5303 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
5304 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
5305 (USE_LOAD_POST_INCREMENT): Define.
5306 (USE_LOAD_PRE_INCREMENT): Define.
5307 (USE_LOAD_POST_DECREMENT): Define.
5308 (USE_LOAD_PRE_DECREMENT): Define.
5309 (USE_STORE_PRE_DECREMENT): Define.
5310 (USE_STORE_PRE_INCREMENT): Define.
5311 (USE_STORE_POST_DECREMENT): Define.
5312 (USE_STORE_POST_INCREMENT): Define.
5313 (arm_auto_incmodes): Add enumeration.
5314 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
5315 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
5317 2012-05-09 Jakub Jelinek <jakub@redhat.com>
5319 PR tree-optimization/53226
5320 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
5321 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
5322 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
5323 doesn't need to be revisited, look for earliest stmt with
5324 !gimple_plf (stmt, GF_PLF_1) if something changed.
5326 2012-05-09 Terry Guo <terry.guo@arm.com>
5328 * genmultilib: Update copyright dates.
5329 * doc/fragments.texi: Ditto.
5331 2012-05-09 Terry Guo <terry.guo@arm.com>
5333 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
5334 * genmultilib (MULTILIB_REQUIRED): New.
5335 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
5337 2012-05-09 Richard Guenther <rguenther@suse.de>
5339 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5340 (vect_do_peeling_for_loop_bound): Likewise.
5341 (vect_do_peeling_for_alignment): Likewise.
5342 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
5343 (vect_do_peeling_for_loop_bound): Get check_profitability and
5344 threshold as parameters.
5345 (vect_do_peeling_for_alignment): Likewise.
5346 (vect_loop_versioning): Likewise.
5347 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
5348 and threshold here. Control where to put the check here.
5350 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
5353 * dwarf2out.h (get_address_mode): Move declaration to...
5355 * dwarf2out.c (get_address_mode): Move definition to...
5356 * rtlanal.c: ...here.
5357 * var-tracking.c (get_address_mode): Delete.
5358 * combine.c (find_split_point): Use get_address_mode instead of
5359 targetm.addr_space.address_mode.
5360 * cselib.c (cselib_record_sets): Likewise.
5361 * dse.c (canon_address, record_store): Likewise.
5362 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
5363 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
5364 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
5365 (expand_expr_real_1): Likewise.
5366 * ifcvt.c (noce_try_cmove_arith): Likewise.
5367 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
5368 * reload.c (find_reloads): Likewise.
5369 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
5370 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
5372 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
5374 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
5375 information from the instruction produced.
5377 2012-05-09 Richard Guenther <rguenther@suse.de>
5379 * stor-layout.c (bit_from_pos): Document.
5380 (byte_from_pos): Likewise. Optimize.
5381 (pos_from_bit): Likewise.
5382 (normalize_offset): Use pos_from_bit instead of replicating it.
5384 2012-05-09 Alan Modra <amodra@gmail.com>
5387 * config/rs6000/rs6000.c (gen_frame_set): New function.
5388 (gen_frame_load, gen_frame_store): New functions.
5389 (rs6000_savres_rtx): Use the above.
5390 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
5391 Correct mode used for CR2 in save/restore_world patterns.
5392 Don't emit instructions for eh_return frame unwind reg info.
5394 2012-05-08 Jan Hubicka <jh@suse.cz>
5396 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
5398 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
5400 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
5402 (compile_file): Do not output variables.
5403 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
5405 * langhooks.c: Include timevar.h
5406 (write_global_declarations): Finalize compilation unit after wrapup;
5407 set timevars correctly.
5408 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
5409 not to be added to varpool.
5410 * varpool.c (varpool_assemble_decl): Sanity check that we are called
5411 only on cases where it makes sense; skip constant pool and value expr
5414 2012-05-08 David S. Miller <davem@davemloft.net>
5416 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
5417 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
5418 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
5420 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
5422 PR rtl-optimization/53278
5423 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
5424 speed_p code from earlier patch.
5426 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5429 * config/sh/sh.md (*branch_true, *branch_false): New insns.
5431 2012-05-08 Teresa Johnson <tejohnson@google.com>
5433 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
5434 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
5436 2012-05-08 Jan Hubicka <jh@suse.cz>
5438 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
5439 (cgraph_create_node_1): Rename to ...
5440 (cgraph_create_empty_node): ... this one; export.
5441 (cgraph_create_node): Update.
5442 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
5443 (cgraph_create_edge_including_clones): Likewise.
5444 (cgraph_find_replacement_node): Likewise.
5445 (cgraph_clone_edge): Likewise.
5446 (cgraph_clone_node): Likewise.
5447 (clone_function_name): Likewise.
5448 (cgraph_create_virtual_clone): Likewise.
5449 (cgraph_remove_node_and_inline_clones): Likewise.
5450 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
5451 * cgraph.h: Reorder declarations so they match file of origin.
5452 (cgraph_create_empty_node): Declare.
5453 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
5454 (cgraph_copy_node_for_versioning): Likewise.
5455 (cgraph_function_versioning): Likewise.
5456 (cgraph_materialize_clone): Likewise.
5457 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
5458 (cgraph_materialize_all_clones): Likewise.
5459 * cgraphclones.c: New file.
5460 * Makefile.in: Update for cgraphclones.
5462 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5465 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
5466 (ix86_rtx_costs): Handle SET.
5468 2012-05-08 Michael Matz <matz@suse.de>
5470 * basic-block.h (struct rtl_bb_info): Remove visited member and
5471 move head_ member to ...
5472 (struct basic_block_def.basic_block_il_dependent): ... the new
5473 member x, replacing but containing old member rtl.
5474 (enum bb_flags): New BB_VISITED flag.
5475 (BB_HEADER, BB_FOOTER): New macros.
5477 * jump.c (mark_all_labels): Adjust.
5478 * cfgcleanup.c (try_optimize_cfg): Adjust.
5479 * cfglayout.c (record_effective_endpoints): Adjust.
5480 (relink_block_chain): Ditto (and don't fiddle with visited).
5481 (fixup_reorder_chain): Adjust.
5482 (fixup_fallthru_exit_predecessor): Ditto.
5483 (cfg_layout_duplicate_bb): Ditto.
5484 * combine.c (update_cfg_for_uncondjump): Adjust.
5485 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
5486 (bb_visited_trace): New accessor.
5487 (mark_bb_visited): Move in front.
5488 (rotate_loop): Use bb_visited_trace.
5489 (find_traces_1_round): Ditto.
5490 (emit_barrier_after): Ditto.
5491 (copy_bb): Ditto, and initialize visited on resize.
5492 (reorder_basic_blocks): Initize visited member.
5493 (duplicate_computed_gotos): Clear bb flags at start, use
5496 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
5497 (rtl_verify_flow_info_1): Ditto.
5498 (cfg_layout_split_block): Ditto.
5499 (cfg_layout_delete_block): Ditto.
5500 (cfg_layout_merge_blocks): Ditto.
5501 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
5503 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
5506 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
5507 when a constant source operand matches an "I" constraint, the "no
5508 CC0 change" applies to a register-destination only, not a
5509 strict_low_part-destination.
5511 2012-05-08 Richard Guenther <rguenther@suse.de>
5513 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
5514 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
5516 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
5518 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
5520 * doc/avr-mmcu.texi: New auto-generated file.
5521 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
5522 to document all valid -mmcu= arguments.
5524 * config/avr/avr.h (arch_info_s): New struct definition.
5525 * config/avr/avr-devices.c (avr_texinfo): New variable.
5526 * config/avr/gen-avr-mmcu-texi.c: New file.
5527 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
5529 2012-05-08 Dehao Chen <dehao@google.com>
5531 * predict.c (find_qualified_ssa_name): New.
5532 (find_ssa_name_in_expr): New.
5533 (find_ssa_name_in_assign_stmt): New.
5534 (is_comparison_with_loop_invariant_p): New.
5535 (is_bound_expr_similar): New.
5536 (predict_iv_comparison): New.
5537 (predict_loops): Add heuristic for loop-nested branches that compare an
5538 induction variable to a loop bound variable.
5539 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
5541 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5543 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
5544 TARGET_BDVER2 defines where appropriate.
5546 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5548 * configure.ac (PLUGIN_LD): Rename into...
5549 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
5550 * config.in: Regenerate.
5551 * configure: Likewise.
5552 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
5554 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5556 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
5557 computation using the precision of the index type.
5558 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
5559 (fold_array_ctor_reference): Do index computations in the index type.
5561 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
5563 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
5564 down to plus_constant.
5565 (expand_epilogue): Ditto.
5567 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5569 * postreload.c (reload_cse_regs): Make static.
5570 * reload.h (reload_cse_regs): Remove prototype.
5572 2012-05-07 Richard Henderson <rth@redhat.com>
5574 * config/alpha/alpha.md (clear_cache): New pattern.
5576 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5579 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
5580 is folded to a type boundary value, verify that the resulting case
5581 label is still a care range.
5583 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5585 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
5586 only for TARGET_GENERIC, when not optimizing for size.
5587 (*ffs<mode>_1): Ditto.
5589 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5591 * tree-cfg.c (verify_gimple_switch): Tighten checks.
5593 2012-05-07 Jakub Jelinek <jakub@redhat.com>
5595 PR tree-optimization/53239
5596 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
5597 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
5599 2012-05-07 Richard Guenther <rguenther@suse.de>
5601 PR tree-optimization/53195
5602 * tree-inline.c (setup_one_parameter): Properly add referenced
5603 vars from the parameters new known value.
5605 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5607 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
5608 (sched_branch_type): Remove.
5609 (m68k_sched_md_init_global): Don't allocate it.
5610 (m68k_sched_md_finish_global): Don't free it.
5611 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
5612 * config/m68k/m68k.md: Set the type of insns using
5613 m68k_sched_branch_type to bcc directly.
5615 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5617 * config/sol2.c (solaris_override_options): New function.
5618 * config/sol2-protos.h (solaris_override_options): Declare.
5619 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
5621 2012-05-07 Richard Guenther <rguenther@suse.de>
5623 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
5624 whether we failed to compute data dependences.
5625 (loop_prefetch_arrays): Fail if we failed.
5627 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5628 Paolo Bonzini <bonzini@gnu.org>
5630 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
5631 Emit bsf when optimizing for size.
5632 (*ffs<mode>_1): Ditto.
5634 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5637 * config/sh/sh.c (sh_rtx_costs): Handle SET.
5639 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
5642 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
5643 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
5644 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
5646 (*bswapdi2_doubleword): New insn pattern.
5647 (*bswap<mode>2): Rename from *bswap<mode>2_1.
5649 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5651 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
5652 (mips_set_reg_reg_cost): Likewise.
5653 (mips_rtx_costs): Handle SET.
5655 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5657 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
5658 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
5659 to compute the cost of moves. Set the mode of the target register.
5661 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
5663 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
5664 plus_constant function.
5665 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
5666 that the mode is sensible.
5667 (use_anchored_address, round_push, allocate_dynamic_stack_space)
5668 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
5671 * alias.c (canon_rtx): Likewise.
5672 (init_alias_analysis): Likewise.
5673 * builtins.c (expand_builtin_return_addr)
5674 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
5675 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
5676 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
5677 (expand_builtin_stpcpy): Likewise.
5678 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
5679 (compute_argument_addresses, internal_arg_pointer_based_exp)
5680 (expand_call, emit_library_call_value_1): Likewise.
5681 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
5682 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
5683 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
5684 * cse.c (insert_const_anchor, find_reg_offset_for_const)
5685 (use_related_value, fold_rtx): Likewise.
5686 * cselib.c (cselib_subst_to_values): Likewise.
5687 * dse.c (record_store, check_mem_read_rtx): Likewise.
5688 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
5689 * emit-rtl.c (adjust_address_1): Likewise.
5690 * except.c (sjlj_emit_function_enter)
5691 (expand_builtin_extract_return_addr)
5692 (expand_builtin_frob_return_addr): Likewise.
5693 * expmed.c (expand_divmod): Likewise.
5694 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
5695 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
5696 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
5697 * function.c (assign_stack_local_1)
5698 (instantiate_virtual_regs_in_rtx): Likewise.
5699 * optabs.c (prepare_cmp_insn): Likewise.
5700 * recog.c (offsettable_address_addr_space_p): Likewise.
5701 * reload.c (find_reloads_address, form_sum)
5702 (find_reloads_subreg_address): Likewise.
5703 * reload1.c (init_reload, eliminate_regs_1)
5704 (eliminate_regs_in_insn): Likewise.
5705 * simplify-rtx.c (simplify_unary_operation_1)
5706 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
5707 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
5708 (vt_add_function_parameter): Likewise.
5710 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
5711 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
5712 * config/alpha/alpha.c (alpha_legitimize_address_1)
5713 (get_unaligned_address, alpha_expand_unaligned_load)
5714 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
5715 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
5716 (alpha_expand_builtin_establish_vms_condition_handler)
5717 (alpha_setup_incoming_varargs, emit_frame_store_1)
5718 (alpha_expand_prologue, alpha_expand_epilogue)
5719 (alpha_use_linkage): Likewise.
5720 * config/alpha/alpha.md: Likewise.
5722 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
5723 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
5724 (thumb_legitimize_address, arm_gen_load_multiple_1)
5725 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
5726 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
5727 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
5728 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
5729 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
5730 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
5731 (thumb_expand_movmemqi, arm_set_return_address)
5732 (thumb_set_return_address): Likewise.
5733 * config/arm/arm.md: Likewise.
5735 * config/avr/avr.c (avr_incoming_return_addr_rtx)
5736 (avr_prologue_setup_frame, expand_epilogue)
5737 (avr_const_address_lo16): Likewise.
5739 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
5740 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
5741 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
5742 (bfin_output_mi_thunk): Likewise.
5744 * config/c6x/c6x.c (c6x_initialize_trampoline)
5745 (c6x_output_mi_thunk): Likewise.
5747 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
5748 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
5750 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
5751 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
5752 (cris_emit_movem_store, cris_trampoline_init): Likewise.
5753 * config/cris/cris.md: Likewise.
5755 * config/darwin.c (machopic_indirect_data_reference)
5756 (machopic_legitimize_pic_address): Likewise.
5758 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
5759 (epiphany_expand_prologue, epiphany_expand_epilogue)
5760 (epiphany_trampoline_init): Likewise.
5761 * config/epiphany/epiphany.md: Likewise.
5763 * config/fr30/fr30.c (fr30_move_double): Likewise.
5765 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
5766 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
5767 (frv_index_memory, unspec_got_name, frv_find_base_term)
5768 (frv_output_dwarf_dtprel): Likewise.
5770 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
5771 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
5773 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
5774 * config/i386/i386.c (setup_incoming_varargs_64)
5775 (setup_incoming_varargs_ms_64, choose_baseaddr)
5776 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
5777 (ix86_emit_probe_stack_range, ix86_expand_prologue)
5778 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
5779 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
5780 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
5781 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
5782 (x86_output_mi_thunk): Likewise.
5783 * config/i386/i386.md: Likewise.
5785 * config/ia64/ia64.c (ia64_expand_load_address)
5786 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
5787 (do_spill, ia64_trampoline_init): Likewise.
5789 * config/iq2000/iq2000.c (iq2000_va_start)
5790 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
5791 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
5792 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
5794 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
5796 * config/m32c/m32c.c (m32c_return_addr_rtx)
5797 (m32c_expand_insv): Likewise.
5799 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
5800 (m32r_legitimize_pic_address, m32r_print_operand)
5801 (m32r_print_operand_address): Likewise.
5803 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
5804 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
5805 (EH_RETURN_HANDLER_RTX): Likewise.
5806 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
5807 (m68k_expand_epilogue, legitimize_pic_address)
5808 (m68k_output_mi_thunk): Likewise.
5809 * config/m68k/m68k.md: Likewise.
5811 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
5812 (mcore_expand_epilog): Likewise.
5813 * config/mcore/mcore.md: Likewise.
5815 * config/mep/mep.c (mep_allocate_initial_value)
5816 (mep_expand_prologue, mep_expand_epilogue): Likewise.
5818 * config/microblaze/microblaze.c (double_memory_operand)
5819 (microblaze_block_move_loop): Likewise.
5821 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
5822 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
5823 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
5824 (mips_expand_prologue, mips_epilogue_set_cfa)
5825 (mips_expand_epilogue): Likewise.
5826 * config/mips/mips.md: Likewise.
5828 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
5829 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
5831 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
5832 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
5834 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5835 (EH_RETURN_HANDLER_RTX): Likewise.
5836 * config/moxie/moxie.c (moxie_static_chain): Likewise.
5838 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
5839 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
5840 (pa_return_addr_rtx, hppa_builtin_saveregs)
5841 (pa_trampoline_init): Likewise.
5842 * config/pa/pa.md: Likewise.
5844 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
5846 * config/picochip/picochip.c (picochip_static_chain): Likewise.
5848 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
5849 * config/rs6000/rs6000.c (rs6000_legitimize_address)
5850 (setup_incoming_varargs, print_operand, rs6000_return_addr)
5851 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
5852 (rs6000_emit_epilogue)
5853 (rs6000_machopic_legitimize_pic_address): Likewise.
5855 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
5857 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
5858 (DYNAMIC_CHAIN_ADDRESS): Likewise.
5859 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
5860 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
5861 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
5862 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
5863 (s390_emit_epilogue, s390_function_profiler): Likewise.
5864 * config/s390/s390.md: Likewise.
5866 * config/score/score.c (score_add_offset, score_prologue): Likewise.
5868 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
5869 (sh_output_mi_thunk): Likewise.
5870 * config/sh/sh.md: Likewise.
5872 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
5873 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
5874 * config/sparc/sparc.c (sparc_legitimize_pic_address)
5875 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
5876 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
5877 (emit_and_preserve): Likewise.
5878 * config/sparc/sparc.md: Likewise.
5880 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5881 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
5882 (spu_setup_incoming_varargs, ea_load_store_inline)
5883 (spu_expand_load): Likewise.
5885 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
5886 (combine_bnp): Likewise.
5888 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5889 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
5890 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
5892 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5893 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
5894 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
5896 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
5897 * config/v850/v850.md: Likewise.
5899 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
5900 (EH_RETURN_HANDLER_RTX): Likewise.
5901 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
5902 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
5903 (print_operand_address, vax_trampoline_init): Likewise.
5905 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
5906 (xtensa_function_value_regno_p): Likewise.
5908 2012-05-04 Andrew Pinski <apinski@cavium.com>
5910 * expr.c (get_def_for_expr_class): New function.
5911 (convert_tree_comp_to_rtx): New function.
5912 (expand_cond_expr_using_cmove): New function.
5913 (expand_expr_real_2 <case COND_EXPR>): Call
5914 expand_cond_expr_using_cmove first and return if it succeeds.
5915 Remove the check for HAVE_conditional_move since we should have
5916 already converted it to a conditional move.
5917 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
5918 modes of DImode for 32bits and TImode.
5920 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5923 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
5924 (print_md_ptr_loc, print_c_condition): Use them.
5925 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
5926 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
5927 attr_file, dfa_file, latency_file): New global variables.
5928 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
5929 write_upcase, write_indent, write_length_unit_log, write_test_expr,
5930 write_attr_get, write_insn_cases, write_eligible_delay,
5931 write_const_num_delay_slots): Accept FILE pointer and toss it around.
5933 (write_header, open_outfile, handle_arg): New funcions.
5934 (make_automaton_attrs): Write prototypes as extern to the output
5936 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
5937 names from the command line. Open the output files and write out
5938 internal functions for DFA functions to dfa_file_name, insn latency
5939 functions to latency_file_name, and everything else to attr_file.
5940 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
5941 (BACKEND): Build libbackend first.
5942 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
5943 (.PRECIOUS): Likewise.
5944 (insn-dfatab.o): New rule.
5945 (insn-latencytab.o): New rule.
5946 (simple_rtl_generated_c): Do not include insn-attrtab.c.
5947 (s-attrtab): New rule.
5949 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5951 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
5952 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
5953 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
5954 * reorg.c (get_jump_flags): Do not set the removed flags.
5956 * doc/md.texi (attr_flag): Update for abovementioned changes.
5958 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
5961 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
5962 (TARGET_CMOV): Rename from TARGET_CMOVE.
5963 (TARGET_CMOVE): New define.
5964 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
5965 Do not set TARGET_CMOVE here.
5967 2012-05-04 Dodji Seketeli <dodji@redhat.com>
5969 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
5970 * opts.c (finish_options): Activate -Wunused-local-typedefs if
5971 -Wunused is activated.
5972 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
5974 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5976 * config/s390/s390.md (*movmem_short, *clrmem_short)
5977 (*cmpmem_short): Move the mode check from the insn condition to
5980 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5982 PR tree-optimization/52633
5983 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
5984 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
5985 (vect_recog_over_widening_pattern): Remove handling of code that was
5986 already detected as over-widening pattern. Remove special handling
5987 of "unsigned" cases. Instead, support general case of conversion
5988 of the shift result to another type.
5990 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5992 * tree-vect-patterns.c (vect_single_imm_use): New function.
5993 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
5994 (vect_recog_over_widening_pattern): Likewise.
5995 (vect_recog_widen_shift_pattern): Likewise.
5997 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5999 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
6000 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
6001 (vect_recog_widen_mult_pattern): Likewise.
6002 (vect_operation_fits_smaller_type): Likewise.
6003 (vect_recog_over_widening_pattern): Likewise.
6004 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
6006 2012-05-04 Richard Guenther <rguenther@suse.de>
6009 * lto-wrapper.c (merge_and_complain): Complain about mismatches
6010 of -freg-struct-return and -fpcc-struct-return.
6011 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
6012 from the input file options and ignore those from the link
6015 2012-05-04 Richard Guenther <rguenther@suse.de>
6017 PR tree-optimization/53168
6018 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
6019 memory reads when the result is a constant we can pun.
6021 2012-05-04 Richard Guenther <rguenther@suse.de>
6023 * common.opt (flto-report): Do not mark as Optimization.
6025 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
6028 * recog.c (constrain_operands): If extra constraints are present, also
6029 accept pseudo-registers with equivalent memory locations during reload.
6031 2012-05-04 Olivier Hainque <hainque@adacore.com>
6033 * collect2.c (may_unlink_output_file): New global.
6034 (maybe_unlink): Honor it.
6035 * collect2.h: Add extern for it.
6036 * tlink.c (do_tlink): Set it to true if the link succeeded.
6038 2012-05-04 Olivier Hainque <hainque@adacore.com>
6040 * gcc.c (eval_spec_function): Finalize/restore the current string
6041 obstack state as part of the context push/pop operations.
6043 2012-05-04 Bin Cheng <bin.cheng@arm.com>
6045 PR rtl-optimization/52804
6046 * reload1.c (reload_reg_reaches_end_p): Check whether successor
6047 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
6048 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
6049 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
6050 RELOAD_FOR_OUTADDR_ADDRESS.
6052 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
6055 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
6056 for macro expansion.
6058 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
6060 * flags.h (flag_permissive): Do not declare.
6061 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
6063 * toplev.c (flag_permissive): Do not define.
6064 * c-tree.h (system_header_p): Delete unused.
6066 2012-05-03 David S. Miller <davem@davemloft.net>
6069 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
6070 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
6071 (sparc_emit_float_lib_cmp): Likewise.
6073 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6076 * config/rs6000/rs6000.md (bswapdi splitters): If
6077 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
6078 default) is used, generate an alternate sequence that does not
6079 depend on using indexed addressing.
6081 2012-05-03 Jason Merrill <jason@redhat.com>
6083 * gengtype.c (write_types): Fix warning message.
6084 (write_local): Likewise.
6086 2012-05-02 Jason Merrill <jason@redhat.com>
6088 * dwarf2out.c (struct external_ref, build_local_stub): New.
6089 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
6090 (optimize_external_refs, optimize_external_refs_1): New.
6091 (change_AT_die_ref): New.
6092 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
6093 (build_abbrev_table): Take the external refs hashtable.
6094 (output_comp_unit): Get it from optimize_external_refs and pass it in.
6096 2012-05-03 Jan Hubicka <jh@suse.cz>
6099 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
6101 2012-05-03 Jan Hubicka <jh@suse.cz>
6104 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
6106 2012-05-03 Jason Merrill <jason@redhat.com>
6108 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
6109 use_debug_types to discriminate the die_id union.
6110 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
6111 (build_abbrev_table, output_die): Likewise.
6112 (prune_unused_types_walk_attribs): Likewise.
6113 (generate_type_signature, copy_declaration_context): Set it.
6114 (remove_child_or_replace_with_skeleton): Set it.
6115 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
6116 check use_debug_types.
6117 (dwarf2out_finish): Do break_out_includes after .debug_types.
6119 2012-05-03 Jason Merrill <jason@redhat.com>
6121 * dwarf2out.c (modified_type_die): Use scope_die_for.
6122 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
6123 (uses_local_type_r, uses_local_type): New.
6124 (scope_die_for): Keep a type that uses a local type in local scope.
6125 Use get_context_die for namespace and type scope.
6127 2012-05-03 Jason Merrill <jason@redhat.com>
6129 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
6131 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
6132 (dwarf2out_finish): Likewise.
6134 2012-05-03 Martin Jambor <mjambor@suse.cz>
6136 * builtins.c (get_object_alignment_1): Return whether we can determine
6137 the alignment or conservatively assume byte alignment. Return the
6138 alignment by reference. Use get_pointer_alignment_1 for dereference
6140 (get_pointer_alignment_1): Return whether we can determine the
6141 alignment or conservatively assume byte alignment. Return the
6142 alignment by reference. Use get_ptr_info_alignment to get SSA name
6144 (get_object_alignment): Update call to get_object_alignment_1.
6145 (get_object_or_type_alignment): Likewise, fall back to type alignment
6146 only when it returned false.
6147 (get_pointer_alignment): Update call to get_pointer_alignment_1.
6148 * fold-const.c (get_pointer_modulus_and_residue): Update call to
6149 get_object_alignment_1.
6150 * ipa-prop.c (ipa_modify_call_arguments): Update call to
6151 get_pointer_alignment_1.
6152 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
6153 of MEM_REF or TARGET_MEM_REF only when it returns false.
6154 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
6155 get_object_alignment_1.
6156 (ccp_finalize): Use set_ptr_info_alignment.
6157 * tree.h (get_object_alignment_1): Update declaration.
6158 (get_pointer_alignment_1): Likewise.
6159 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
6160 (dump_gimple_stmt): Likewise.
6161 * tree-flow.h (ptr_info_def): Updated comments of fields align and
6163 (get_ptr_info_alignment): Declared.
6164 (mark_ptr_info_alignment_unknown): Likewise.
6165 (set_ptr_info_alignment): Likewise.
6166 (adjust_ptr_info_misalignment): Likewise.
6167 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
6168 and set alignment of SSA names.
6169 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
6170 mark_ptr_info_alignment_unknown.
6171 * tree-ssanames.c (get_ptr_info_alignment): New function.
6172 (mark_ptr_info_alignment_unknown): Likewise.
6173 (set_ptr_info_alignment): Likewise.
6174 (adjust_ptr_info_misalignment): Likewise.
6175 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
6176 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
6178 (bump_vector_ptr): Likewise.
6179 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
6180 (vectorizable_store): Likewise.
6181 (vectorizable_load): Likewise.
6183 2012-05-03 Michael Matz <matz@suse.de>
6185 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
6186 in front of basic_block_def.
6187 (struct basic_block_def): Make il.gimple the full struct, not a
6189 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
6191 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
6192 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
6193 NULL il.gimple, which can't happen anymore.
6194 * gimple.h (bb_seq): il.gimple can't be NULL.
6195 (bb_seq_add): Ditto.
6196 (set_bb_seq): Adjust.
6197 (gsi_start_bb, gsi_last_bb): Tidy.
6198 * lto-streamer-in.c (make_new_block): Don't zero members that
6199 are zeroed already, don't allocate a gimple_bb_info.
6200 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
6201 (remove_bb): Clear all il.gimple members.
6202 (gimple_verify_flow_info): Adjust for flat il.gimple.
6203 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
6205 * coretypes.h (const_gimple_seq): Remove typedef.
6206 * gimple.h (gimple_seq_first): Take gimple_seq.
6207 (gimple_seq_first_stmt): Ditto.
6208 (gimple_seq_last): Ditto.
6209 (gimple_seq_last_stmt): Ditto.
6210 (gimple_seq_empty_p): Ditto.
6212 2012-05-03 Richard Guenther <rguenther@suse.de>
6214 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
6216 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
6217 (compute_avail): Do not add possibly trapping operations to
6218 EXP_GEN if they might not be executed in the block.
6220 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
6222 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
6224 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
6226 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
6227 information as early as possible. Update dominance info instead of
6230 2012-05-03 Richard Guenther <rguenther@suse.de>
6232 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
6233 (union_contains_value): Remove.
6234 (vro_valid_in_sets): Likewise.
6235 (op_valid_in_sets): New function.
6236 (valid_in_sets): Use op_valid_in_sets.
6237 (insert_into_preds_of_block): Move dumping ...
6238 (do_regular_insertion): ... here.
6239 (do_partial_partial_insertion): ... and here. Dump that
6240 we've found a partial partial redundancy.
6241 (insert): Dump the current insert iteration.
6243 2012-05-03 Jakub Jelinek <jakub@redhat.com>
6246 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
6247 append program name to it and pass that as first argument
6248 to make_relative_prefix. Always pass standard_libexec_prefix
6249 as last argument to make_relative_prefix. If
6250 make_relative_prefix returns NULL, fall back to
6251 standard_libexec_prefix.
6254 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
6258 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
6259 mode, return that mode.
6262 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
6263 define __ATOMIC_HLE_* macros here.
6264 (ix86_target_macros): But here, using cpp_define_formatted.
6266 2012-05-03 Richard Guenther <rguenther@suse.de>
6268 PR tree-optimization/53144
6269 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
6271 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
6272 with SSA name values.
6273 (vn_reference_lookup_3): Adjust callers.
6275 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
6277 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
6278 has_fma4 for AMD processors with both fma3 and fma4 support.
6280 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
6283 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
6286 2012-05-03 Michael Matz <matz@suse.de>
6289 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
6290 (dse_enter_block): Properly iterate the whole sequence even
6291 if the last statement was removed.
6293 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
6295 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
6296 unset flag_jump_tables.
6297 * stmt.c (expand_case): Remove special flag_pic case conditional
6298 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
6300 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
6302 * common/config/s390/s390-common.c (s390_option_optimization_table):
6303 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
6304 default when optimizing.
6306 2012-05-02 Martin Jambor <mjambor@suse.cz>
6309 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
6310 of a variable when the contect is a function.
6312 2012-05-02 Michael Matz <matz@suse.de>
6314 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
6315 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
6316 (const_gimple_seq_node): Remove.
6317 (gimple_seq_node): Typedef as gimple.
6318 (struct gimple_statement_base): Add next and prev members,
6319 adjust all WORD markers in using structs.
6320 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
6321 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
6322 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
6323 gimple are the same.
6324 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
6326 (gimple_init_singleton): New function.
6327 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
6328 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
6330 (gsi_stmt_ptr): Remove.
6331 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
6333 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
6334 again, adjust for above changes.
6335 (update_call_edge_frequencies): Adjust for above changes.
6336 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
6337 (gsi_insert_seq_nodes_after): Ditto.
6338 (gsi_split_seq_after): Ditto.
6339 (gsi_set_stmt): Ditto.
6340 (gsi_split_seq_before): Ditto.
6341 (gsi_remove): Ditto.
6342 (gsi_insert_seq_before_without_update): Don't free sequence.
6343 (gsi_insert_seq_after_without_update): Ditto.
6344 (gsi_replace): Assert some more invariants.
6345 (gsi_insert_before_without_update, gsi_insert_after_without_update):
6347 (gsi_for_stmt): Don't search for stmt.
6348 (gsi_insert_on_edge_immediate): Tidy.
6350 * gimple.c (gimple_alloc_k): Remove "sequences".
6351 (gimple_seq_cache): Remove.
6352 (gimple_alloc_stat): Make stmt a singleton sequence.
6353 (gimple_seq_alloc, gimple_seq_free): Remove.
6354 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
6355 (gimple_copy): Ditto.
6356 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
6357 create iterator from correct sequence.
6358 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
6360 2012-05-02 Michael Matz <matz@suse.de>
6362 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
6364 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
6365 sequence, lazily allocate it.
6366 (bb_seq_addr): New function.
6367 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
6368 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
6369 (gsi_none): New function.
6370 (gsi_start_bb): Adjust.
6371 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
6372 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
6373 (gsi_last_bb): Adjust.
6375 * tree-flow-inline.h (phi_nodes_ptr): New function.
6377 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
6378 datastructure and interface change.
6379 (gsi_insert_seq_before_without_update): Ditto.
6380 (gsi_insert_seq_nodes_after): Ditto.
6381 (gsi_insert_seq_after_without_update): Ditto.
6382 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
6383 (gsi_split_seq_before): Ditto.
6384 (gsi_start_phis): Adjust.
6385 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
6386 (vect_transform_loop): Ditto.
6387 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
6388 gimple_seq_copy): Don't use gimple_seq_alloc.
6389 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
6390 (gimplify_seq_add_seq): Ditto.
6391 * lto-streamer-in.c (make_new_block): Ditto.
6392 * tree-cfg.c (create_bb): Ditto.
6393 * tree-sra.c (initialize_parameter_reductions): Ditto.
6395 2012-05-02 Michael Matz <matz@suse.de>
6397 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
6398 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
6399 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
6400 set_bb_seq): Move down to after gimple_statement_d definition.
6402 2012-05-02 Michael Matz <matz@suse.de>
6404 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6405 gsi_replace_with_seq, instead of inserting itself.
6406 * gimple-iterator.c (gsi_replace_with_seq): New function.
6407 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
6408 iterator instead of statement, advance it.
6409 (ssa_forward_propagate_and_combine): Adjust call to above.
6411 2012-05-02 Michael Matz <matz@suse.de>
6413 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
6415 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
6416 * tree-nested.c (walk_gimple_omp_for): Ditto.
6417 * trans-mem.c (lower_transaction): Ditto.
6418 * tree-eh.c (do_return_redirection): Ditto.
6419 (do_goto_redirection): Ditto.
6420 (lower_try_finally_switch): Ditto.
6421 * gimplify.c (gimplify_stmt): Ditto.
6422 (gimplify_scan_omp_clauses): Ditto.
6423 (gimplify_omp_for): Ditto.
6424 (gimplify_function_tree): Ditto.
6425 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
6426 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
6427 (mf_build_check_statement_for): Ditto.
6428 (mx_register_decls): Ditto.
6429 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
6430 and don't use itertors to append.
6431 (insert_stmts): Ditto.
6432 (insert_out_of_ssa_copy): Ditto.
6433 (insert_out_of_ssa_copy_on_edge): Ditto.
6435 2012-05-02 Michael Matz <matz@suse.de>
6437 * gimple.h (gimple_bind_body_ptr): New function.
6438 (gimple_bind_body): Use it.
6439 (gimple_catch_handler): Use gimple_catch_handler_ptr.
6440 (gimple_eh_filter_failure_ptr): New function.
6441 (gimple_eh_filter_failure): Use it.
6442 (gimple_eh_else_n_body_ptr): New function.
6443 (gimple_eh_else_n_body): Use it.
6444 (gimple_eh_else_e_body_ptr): New function.
6445 (gimple_eh_else_e_body): Use it.
6446 (gimple_try_eval_ptr): New function.
6447 (gimple_try_eval): Use it.
6448 (gimple_try_cleanup_ptr): New function.
6449 (gimple_try_cleanup): Use it.
6450 (gimple_wce_cleanup_ptr): New function.
6451 (gimple_wce_cleanup): Use it.
6452 (gimple_omp_body_ptr): New function.
6453 (gimple_omp_body): Use it.
6454 (gimple_omp_for_pre_body_ptr): New function.
6455 (gimple_omp_for_pre_body): Use it.
6456 (gimple_transaction_body_ptr): New function.
6457 (gimple_transaction_body): Use it.
6458 (gsi_split_seq_before): Adjust to return nothing and take pointer
6460 (gsi_set_stmt): Declare.
6461 (gsi_replace_with_seq): Declare.
6462 (walk_gimple_seq_mod): Declare.
6463 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
6465 * gimple-iterator.c (gsi_set_stmt): New function.
6466 (gsi_split_seq_before): Return new sequence via pointer argument.
6467 (gsi_replace): Use gsi_set_stmt.
6469 * tree-ssa-loop-im.c (move_computations_stmt): First remove
6471 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
6472 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
6474 (reserve_phi_args_for_new_edge): Change call to above,
6477 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
6478 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
6479 iterators. Adjust call to lower_omp.
6480 (lower_lastprivate_clauses): Adjust call to lower_omp.
6481 (lower_reduction_clauses): Ditto.
6482 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
6483 (lower_omp_sections): Don't explicitely count sequence length,
6484 nullify lowered bodies earlier, ensure stmts are part of only
6485 one sequence, adjust call to lower_omp.
6486 (lower_omp_single): Ensure stmts are part of only one sequence,
6487 adjust call to lower_omp.
6488 (lower_omp_master): Ditto.
6489 (lower_omp_ordered): Ditto.
6490 (lower_omp_critical): Ditto.
6491 (lower_omp_for): Ditto.
6492 (lower_omp_taskreg): Ditto, tidy.
6493 (lower_omp_1): Adjust calls to lower_omp.
6494 (execute_lower_omp): Ditto.
6495 (lower_omp): Adjust to take pointer to sequence.
6496 (diagnose_sb_2): Use walk_gimple_seq_mod.
6497 (diagnose_omp_structured_block_errors): Ditto and set possibly
6498 changed function body.
6499 * gimple-low.c (lower_function_body): Set function body after
6501 (lower_sequence): Adjust to take pointer to sequence.
6502 (lower_omp_directive): Ensure stmt isn't put twice into the
6503 sequence, adjust call to lower_sequence.
6504 (lower_stmt): Adjust calls to lower_sequence.
6505 (lower_gimple_bind): Ditto.
6506 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
6507 * tree-nested.c (walk_body): Take pointer to sequence, use
6508 walk_gimple_seq_mod.
6509 (walk_function): Adjust call to walk_body, set possibly changed body.
6510 (walk_gimple_omp_for): Adjust calls to walk_body.
6511 (convert_nonlocal_omp_clauses): Ditto.
6512 (convert_nonlocal_reference_stmt): Ditto.
6513 (convert_local_omp_clauses): Ditto.
6514 (convert_local_reference_stmt): Ditto.
6515 (convert_tramp_reference_stmt): Ditto.
6516 (convert_gimple_call): Ditto.
6517 (convert_nl_goto_reference): Use local iterator copy.
6518 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
6519 but taking pointer to sequence, ensure gsi_start is called with
6521 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
6522 asserting that the sequence head didn't change.
6523 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
6524 walk_gimple_seq_mod.
6525 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
6526 (execute_lower_tm): Ditto, and set possibly changed body.
6527 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
6528 call gsi_start with that lvalue.
6529 (replace_goto_queue_stmt_list): Ditto.
6530 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
6531 (replace_goto_queue): Ditto.
6532 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
6533 (lower_try_finally_onedest): Ditto.
6534 (lower_try_finally_copy): Ditto.
6535 (lower_try_finally_switch): Ditto.
6536 (lower_try_finally): Ditto.
6537 (lower_eh_filter): Ditto.
6538 (lower_eh_must_not_throw): Ditto.
6539 (lower_cleanup): Ditto.
6540 (lower_eh_constructs_2): Ditto.
6541 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
6542 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
6543 set possibly changed body.
6544 (optimize_double_finally): Call gsi_start with lvalue.
6546 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
6547 (gimple_split_block): Ditto.
6548 (gimple_merge_blocks): Use gsi_start_phis.
6549 (move_stmt_r): Use walk_gimple_seq_mod.
6550 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
6551 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
6552 (rebuild_cgraph_edges): Ditto.
6553 (cgraph_rebuild_references): Ditto.
6554 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
6555 * tree-inline.c (copy_phis_for_bb): Ditto.
6556 * tree-ssa-dce.c: Ditto.
6558 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
6560 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
6561 Andi Kleen <ak@linux.intel.com>
6563 * coretypes.h (MEMMODEL_MASK): New.
6564 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
6565 and return new variable.
6566 (expand_builtin_atomic_exchange): Mask memmodel values.
6567 (expand_builtin_atomic_compare_exchange): Ditto.
6568 (expand_builtin_atomic_load): Ditto.
6569 (expand_builtin_atomic_store): Ditto.
6570 (expand_builtin_atomic_clear): Ditto.
6571 * doc/extend.texi: Mention port-dependent memory model flags.
6572 * config/i386/cpuid.h (bit_HLE): New.
6573 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
6575 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
6576 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
6577 (ix86_target_string)<-mhle>: New.
6578 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6579 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
6580 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6581 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
6582 enabled for generic, generic64 and core-avx2.
6583 (ix86_print_operand): Generate HLE lock prefixes.
6584 (ix86_memmodel_check): New.
6585 (TARGET_MEMMODEL_CHECK): Ditto.
6586 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
6587 (IX86_HLE_ACQUIRE): Ditto.
6588 (IX86_HLE_RELEASE): Ditto.
6589 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
6590 * config/i386/i386.opt (mhle): Ditto.
6591 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
6592 success model to instruction emitter.
6593 (atomic_fetch_add<mode>): Ditto.
6594 (atomic_exchange<mode>): Ditto.
6595 (atomic_add<mode>): Ditto.
6596 (atomic_sub<mode>): Ditto.
6597 (atomic_<code><mode>): Ditto.
6598 (*atomic_compare_and_swap_doubledi_pic): Ditto.
6599 (atomic_compare_and_swap_single<mode>): Define and use argument
6601 (atomic_compare_and_swap_double<mode>): Ditto.
6602 * configure.ac: Check if assembler support HLE prefixes.
6603 * configure: Regenerate.
6606 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
6609 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
6611 (gimplify_switch_expr): ... here.
6612 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
6613 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
6614 to clean up case labels with values outside the index type range.
6615 (simplify_gimple_switch): Call it if something changed.
6616 Remove strange and unnecessary assert.
6618 2012-05-02 Richard Guenther <rguenther@suse.de>
6620 * fold-const.c (div_if_zero_remainder): sizetypes no longer
6622 (int_const_binop_1): New worker for int_const_binop with
6623 overflowable parameter. Pass it through to force_fit_type_double.
6624 (int_const_binop): Wrap around int_const_binop_1 with overflowable
6626 (size_binop_loc): Call int_const_binop_1 with overflowable equal
6627 to minus one, forcing overflow detection for even unsigned types.
6628 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
6629 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
6630 * stor-layout.c (initialize_sizetypes): sizetypes no longer
6632 (layout_type): For zero-sized arrays ignore overflow on the
6634 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
6635 (bit_value_binop_1): Likewise.
6636 * tree.c (double_int_to_tree): Likewise.
6637 (double_int_fits_to_tree_p): Likewise.
6638 (force_fit_type_double): Likewise.
6639 (host_integerp): Likewise.
6640 (int_fits_type_p): Likewise.
6641 * varasm.c (output_constructor_regular_field): Sign-extend the
6642 field-offset to cater for negative offsets produced by the Ada
6644 * omp-low.c (extract_omp_for_data): Convert the loop step to
6645 signed for pointer adjustments.
6647 2012-05-02 Richard Guenther <rguenther@suse.de>
6649 * tree.c (valid_constant_size_p): New function.
6650 * tree.h (valid_constant_size_p): Declare.
6651 * cfgexpand.c (expand_one_var): Adjust check for too large
6652 variables by using valid_constant_size_p.
6653 * varasm.c (assemble_variable): Likewise.
6655 * c-decl.c (grokdeclarator): Properly check for sizes that
6656 cover more than half of the address-space.
6658 2012-05-02 Jakub Jelinek <jakub@redhat.com>
6660 PR tree-optimization/53163
6661 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
6662 return value from compute_all_dependences.
6664 PR rtl-optimization/53160
6665 * ree.c (combine_reaching_defs): Handle the case where cand->insn
6666 has been modified by ree pass already.
6668 2012-05-01 Ian Lance Taylor <iant@google.com>
6671 * c-decl.c (build_compound_literal): Make the decl readonly if it
6672 an array of a readonly type.
6673 * gimplify.c (gimplify_compound_literal_expr): Add fallback
6674 parameter. Change all callers. If the decl is not addressable
6675 and is not an l-value, make it readonly.
6677 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
6679 * ira.c (allocated_reg_info_size): New static variable.
6680 (expand_reg_info): Manage it. Call
6681 setup_preferred_alternate_classes_for_new_pseudos.
6682 (ira): Don't do it here. Remove local allocated_reg_info_size,
6683 set the global before calling find_moveable_pseudos.
6684 (find_moveable_pseudos): Call expand_reg_info rather than
6687 2012-05-01 Richard Henderson <rth@redhat.com>
6689 * common.opt (fsync-libcalls): New.
6690 * doc/invoke.texi: Document it.
6691 * optabs.c (init_sync_libfuncs): Honor it.
6693 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6694 Richard Sandiford <r.sandiford@uk.ibm.com>
6696 PR rtl-optimization/52543
6697 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
6699 * lower-subreg.h: New file.
6700 * target-globals.h (this_target_lower_subreg): Declare.
6701 (target_globals): Add lower_subreg;
6702 (restore_target_globals): Restore this_target_lower_subreg.
6703 * target-globals.c: Include it.
6704 (default_target_globals): Add default_target_lower_subreg.
6705 (save_target_globals): Initialize target_lower_subreg.
6706 * rtl.h (init_lower_subreg): Added declaration.
6707 * toplev.c (backend_init_target): Call initializer for lower-subreg
6709 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
6710 (default_target_lower_subreg): New variable.
6711 (this_target_lower_subreg): Likewise.
6712 (twice_word_mode, choices): New macros.
6713 (shift_cost, compute_splitting_shift, compute_costs)
6714 (init_lower_subreg): New functions.
6715 (resolve_simple_move): Add speed_p argument. Check choices.
6716 (find_pseudo_copy): Don't check the mode size here.
6717 (resolve_simple_move): Assert the mode size.
6718 (find_decomposable_shift_zext): Add speed_p argument and return
6719 a bool. Check choices.
6720 (resolve_shift_zext): Add comment.
6721 (dump_shift_choices, dump_choices): New functions.
6722 (decompose_multiword_subregs): Dump list of profitable
6723 transformations. Add code to skip non profitable transformations.
6724 Update calls to simple_move and find_decomposable_shift_zext.
6726 2012-05-01 Ian Bolton <ian.bolton@arm.com>
6727 Sameera Deshpande <sameera.deshpande@arm.com>
6728 Greta Yorsh <greta.yorsh@arm.com>
6730 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
6731 (thumb1_unexpanded_epilogue): ...this.
6732 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
6733 (thumb1_unexpanded_epilogue): ...this.
6734 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
6735 (thumb1_unexpanded_epilogue): ...this.
6737 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
6739 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
6740 comparing enumeration values. Update comments.
6742 2012-05-01 Alan Modra <amodra@gmail.com>
6745 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
6746 load_cr_save, add_crlr_cfa_restore): New functions.
6747 (rs6000_restore_saved_cr): Rename to..
6748 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
6749 (rs6000_emit_epilogue): Use new functions. Adjust condition
6750 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
6751 regs when using out-of-line restore only when shrink wrapping.
6753 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6756 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
6757 calls to cgraph_node_name in xstrdup.
6758 (ipa_make_edge_direct_to_target): Ditto.
6759 * cgraph.c (dump_cgraph_node): Ditto.
6760 * tree-sra.c (convert_callers_for_node): Ditto.
6761 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
6762 * ipa-cp.c (perhaps_add_new_callers): Ditto.
6763 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
6764 (cgraph_materialize_all_clones): Ditto.
6765 * ipa-inline.c (report_inline_failed_reason): Ditto.
6766 (want_early_inline_function_p): Ditto.
6767 (edge_badness): Ditto.
6768 (update_edge_key): Ditto.
6769 (flatten_function): Ditto.
6770 (ipa_inline): Ditto.
6771 (inline_always_inline_functions): Ditto.
6772 (early_inline_small_functions): Ditto.
6774 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6777 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
6778 constraints 0 and 1.
6780 012-04-30 Jan Hubicka <jh@suse.cz>
6782 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
6783 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
6784 (cgraph_add_to_same_comdat_group): Remove.
6785 (cgraph_add_asm_node): Move to cgraphunit.c.
6786 (cgraph_make_decl_local): Move to symtab.c
6787 (cgraph_make_node_local_1): Update.
6788 (cgraph_can_remove_if_no_direct_calls_and): Update.
6789 (used_from_object_file_p): Update.
6790 (resolution_used_from_other_file_p): Move to symtab.c
6791 (cgraph_used_from_object_file_p): move to symtab.c
6792 (verify_cgraph_node): Verify same comdat groups.
6793 * cgraph.h (cgraph_asm_node): Rename to ...
6794 (asm_node): ... this one.
6795 (cgraph_asm_nodes): Rename to ...
6796 (asm_nodes): ... this one.
6797 (symtab_add_to_same_comdat_group): New function.
6798 (symtab_dissolve_same_comdat_group_list): New function.
6799 (symtab_used_from_object_file_p): Declare.
6800 (symtab_make_decl_local): Declare.
6801 (cgraph_add_to_same_comdat_group): Remove.
6802 (cgraph_add_asm_node): Remove.
6803 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
6805 (cgraph_finalize_compilation_unit): Rename to ...
6806 (finalize_compilation_unit): ... this one.
6807 (cgraph_optimize): Rename to ....
6808 (compile): ... this one.
6809 (add_asm_node): Declare.
6810 (fixup_same_cpp_alias_visibility): Declare.
6811 (cgraph_make_decl_local): Remove.
6812 (varpool_assemble_pending_decls): Rename to ...
6813 (varpool_output_variables): ... this one.
6814 (varpool_remove_unreferenced_decls): Remove.
6815 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
6816 (preserve_function_body_p): Make static.
6817 * toplev.c (compile_file): Update comments; update.
6818 * cgraphunit.c: Update comments.
6819 (cgraph_expand_all_functions): Rename to ...
6820 (expand_all_functions): ... this one; update.
6821 (cgraph_mark_functions_to_output): Rename to ...
6822 (mark_functions_to_output): ... this one; cleanup.
6823 (cgraph_output_pending_asms): Remove prototype.
6824 (asm_nodes, asm_last_node): New static vars.
6825 (cgraph_process_new_functions): Update.
6826 (cgraph_reset_node): Cleanup; add comment.
6827 (cgraph_add_new_function): Update.
6828 (cgraph_output_pending_asms): Rename to ...
6829 (output_asm_statements): ... this one.
6830 (add_asm_node): New function.
6831 (fixup_same_cpp_alias_visibility): New function based on code
6832 in cgraph_analyze_function.
6833 (cgraph_analyze_function): Use it.
6834 (cgraph_order_sort): Update.
6835 (cgraph_output_in_order): Update.
6836 (cgraph_function_versioning): Update.
6837 (cgraph_optimize): Rename to ...
6838 (compile): ... this one; initialize streamer hooks here.
6839 (cgraph_finalize_compilation_unit): Rename to ...
6840 (finalize_compilation_unit): ... this one; do not initialize streamer
6842 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
6843 * dwarf2out.c: Update ocmment.
6844 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
6845 * method.c (use_thunk): Likewise.
6846 * semantics.c (maybe_add_lambda_conv_op): Likewise.
6847 * decl2.c (maybe_emit_vtables): Likewise.
6848 (cp_write_global_declarations): Use finalize_compilation_unit.
6849 * parser.c (cp_parser_asm_definition): Use add_asm_node.
6850 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
6851 * c-decl.c (c_write_global_declarations): Use
6852 finalize_compilation_unit.
6853 * langhooks.c (write_global_declarations): Update.
6854 * ipa.c (cgraph_externally_visible_p): Update.
6855 (dissolve_same_comdat_group_list): Remove.
6856 (function_and_variable_visibility): Update.
6857 * symtab.c: Inlcude lto-streamer.h and rtl.h
6858 (ld_plugin_symbol_resolution_names): New.
6859 (symtab_add_to_same_comdat_group): New.
6860 (symtab_dissolve_same_comdat_group_list): New.
6861 (resolution_used_from_other_file_p): Move here from cgraph.c
6862 (symtab_used_from_object_file_p): New.
6863 (symtab_make_decl_local): New.
6864 * passes.c (register_pass): Update comments.
6865 * c-parser.c (c_parser_asm_definition): Update.
6866 * varpool.c (varpool_analyze_node): Use
6867 fixup_same_cpp_alias_visibility.
6868 (varpool_remove_unreferenced_decls): Make static.
6869 (varpool_assemble_pending_decls): Rename to ...
6870 (varpool_output_variables): ... this one; call
6871 varpool_remove_unreferenced_decls.
6872 (varpool_used_from_object_file_p): Remove.
6874 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
6877 * c-typeck.c (build_array_ref): Call
6878 convert_vector_to_pointer_for_subscript.
6879 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
6881 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6883 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
6884 to compile-time "mode == <MODE>mode" checks.
6885 (and splitter): Ditto.
6887 2012-04-30 Richard Henderson <rth@redhat.com>
6889 * config/arm/arm.md (UNSPEC_LL): New.
6890 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
6891 (arm_load_exclusivedi): Use %H0.
6893 2012-04-30 Jason Merrill <jason@redhat.com>
6895 * dwarf2out.c (comdat_symbol_id): Add const.
6896 (union die_symbol_or_type_node): Add const to die_symbol.
6897 (output_die_symbol, output_die, output_comp_unit): Adjust.
6899 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6901 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
6902 * config/arm/neon.md (negdi2_neon): New insn.
6903 Also add splitters for core and NEON registers.
6905 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6907 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
6908 (arm_print_operand): Add 'x' format.
6909 * config/arm/constraints.md (Dn): Allow const_int.
6910 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
6911 Use 'x' format to print constants.
6912 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
6913 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
6915 (movdi_vfp_cortexa8): Likewise.
6917 2012-04-30 Ian Bolton <ian.bolton@arm.com>
6918 Sameera Deshpande <sameera.deshpande@arm.com>
6919 Greta Yorsh <greta.yorsh@arm.com>
6921 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
6922 * config/arm/arm.c (ldm_stm_operation_p): New function.
6923 * config/arm/predicates.md (load_multiple_operation): Update predicate.
6924 (store_multiple_operation): Likewise.
6926 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
6927 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
6928 * config/arm/predicates.md (load_multiple_operation): Add arguments.
6929 (store_multiple_operation): Likewise.
6931 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6933 * config/i386/i386.md (and<mode>3): Expand masking operations with
6934 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
6935 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
6937 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6939 Add -Wvarargs option
6940 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
6941 argument for the various warning_at calls.
6942 * docs/invoke.texi: Update the documentation.
6944 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6946 Switch -ftrack-macro-expansion=2 on by default.
6947 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
6950 Fix va_start related location
6951 * builtins.c (fold_builtin_next_arg): Unwinds to the first
6952 location in real source code.
6954 Make conversion warnings work on NULL with -ftrack-macro-expansion
6955 * input.h (expansion_point_location_if_in_system_header): Declare
6957 * input.c (expansion_point_location_if_in_system_header): Define it.
6959 Fix -Wuninitialized for -ftrack-macro-expansion
6960 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
6961 declaration. Use linemap_location_before_p for source locations.
6963 Strip "<built-in>" loc from displayed expansion context
6964 * input.c (expand_location_1): When expanding to spelling location
6965 in a context of a macro expansion, skip reserved system header
6966 locations. Update comments. * tree-diagnostic.c
6967 (maybe_unwind_expanded_macro_loc): Likewise.
6969 Make expand_location resolve to locus in main source file
6970 * input.c (expand_location_1): New. Takes a parameter to choose
6971 whether to resolve the location to spelling or expansion point.
6972 Was factorized from ...
6973 (expand_location): ... here.
6974 (expand_location_to_spelling_point): New. Implemented in terms of
6976 * diagnostic.c (diagnostic_build_prefix): Use the new
6977 expand_location_to_spelling_point instead of expand_location.
6979 Fix PCH crash on GTYed pointer-to-scalar field of a struct
6980 * gengtype.c (write_types_process_field): Force second argument of
6981 the call to the PCH object hierarchy walker to be 'x'.
6983 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
6985 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
6986 predicate to discriminate types.
6988 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
6990 * doc/invoke.texi (Wmissing-format-attribute): Document as an
6991 alias of Wsuggest-attribute=format.
6992 * c-typeck.c (convert_for_assignment): Replace
6993 Wmissing-format-attribute with Wsuggest-attribute=format.
6994 (digest_init): Likewise.
6996 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
6998 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
6999 * common.opt (Wmissing-noreturn): Alias of
7000 -Wsuggest-attribute=noreturn.
7002 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
7005 * config/cris/cris.md (andqu): New peephole2.
7006 (andu): Tweak head comment.
7008 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7009 Steven Bosscher <steven@gcc.gnu.org>
7010 Maxim Kuvyrkov <maxim@codesourcery.com>
7012 PR tree-optimization/38785
7013 * common.opt (ftree-partial-pre): New option.
7014 * doc/invoke.texi: Document it.
7015 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
7016 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
7018 (execute_pre): Use flag_tree_partial_pre.
7020 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7023 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
7026 2012-04-27 Ollie Wild <aaw@google.com>
7028 * doc/invoke.texi (Wliteral-suffix): Document new option.
7030 2012-04-27 Tom Tromey <tromey@redhat.com>
7032 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
7033 (dwarf_tag_name): Use get_DW_TAG_name.
7034 (dwarf_attr_name): Use get_DW_AT_name.
7035 (dwarf_form_name): Use get_DW_FORM_name.
7036 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
7038 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
7040 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
7041 arguments are -1 and 0, by negating the result of the conditional.
7043 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
7046 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
7048 2012-04-27 Richard Guenther <rguenther@suse.de>
7050 * tree-flow.h (is_hidden_global_store): Remove.
7051 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
7052 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
7053 (stmt_may_clobber_global_p): Likewise.
7054 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
7055 (stmt_may_clobber_global_p): Likewise.
7056 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
7057 stmt_may_clobber_global_p.
7058 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
7060 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
7062 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
7065 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
7066 reorganize some fields and update comments. Rename bit_test_uniq
7067 and bit_test_count to uniq resp. count. Remove bit_test_bb.
7068 (collect_switch_conv_info): New function, collects info about a
7069 GIMPLE_SWITCH into a struct switch_conv_info.
7070 (check_range): Simplify to use pre-recorded info. Fix think-o in
7071 range-branch ratio check.
7072 (check_process_case): Remove function.
7073 (check_all_empty_except_final): New function, verifies that all
7074 non-final basic blocks are empty.
7075 (process_switch): Simplify to use pre-recorded info. Call
7076 collect_switch_conv_info to do that. Assert that degenerate switch
7077 statements have been cleaned up.
7079 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
7082 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
7084 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
7087 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
7089 2012-04-27 Tom de Vries <tom@codesourcery.com>
7091 PR tree-optimization/51879
7092 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
7093 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
7095 (defs_to_varying): ... here. Don't set use_processed.
7096 (visit_reference_op_call): Handle gimple_vdef.
7097 Handle case that lhs is NULL_TREE.
7098 (visit_use): Use mark_use_processed. Handle calls with side-effect
7099 using visit_reference_op_call.
7101 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
7103 * sched-deps.c (fixup_sched_groups): Rename to...
7104 (chain_to_prev_insn): ...this.
7105 (chain_to_prev_insn_p): New function.
7106 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
7108 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
7110 * sched-int.h (_haifa_insn_data): Move priority_status.
7112 (INSN_MODEL_INDEX): New macro.
7113 * haifa-sched.c (insn_delay): New function.
7114 (sched_regno_pressure_class): Update commentary.
7115 (mark_regno_birth_or_death): Pass the liveness bitmap and
7116 pressure array as arguments, instead of using curr_reg_live and
7117 curr_reg_pressure. Only update the pressure if the bit in the
7118 liveness set has changed.
7119 (initiate_reg_pressure_info): Always trust the live-in set for
7120 SCHED_PRESSURE_MODEL.
7121 (initiate_bb_reg_pressure_info): Update call to
7122 mark_regno_birth_or_death.
7123 (dep_list_size): Take the list as argument.
7124 (calculate_reg_deaths): New function, extracted from...
7125 (setup_insn_reg_pressure_info): ...here.
7126 (MODEL_BAR): New macro.
7127 (model_pressure_data, model_insn_info, model_pressure_limit)
7128 (model_pressure_group): New structures.
7129 (model_schedule, model_worklist, model_insns, model_num_insns)
7130 (model_curr_point, model_before_pressure, model_next_priority):
7132 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
7133 (MODEL_INSN_INFO, MODEL_INSN): New macros.
7134 (model_index, model_update_limit_points_in_group): New functions.
7135 (model_update_limit_points, model_last_use_except): Likewise.
7136 (model_start_update_pressure, model_update_pressure): Likewise.
7137 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
7138 (model_excess_cost, model_dump_pressure_points): Likewise.
7139 (model_set_excess_costs): Likewise.
7140 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
7141 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
7142 schedule as an alternative tie-breaker. Update the call to
7144 (ready_sort): Call model_set_excess_costs.
7145 (update_register_pressure): Update call to mark_regno_birth_or_death.
7146 Rely on that function to check liveness rather than doing it here.
7147 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
7148 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
7149 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
7150 (model_record_pressure, model_record_pressures): New functions.
7151 (model_record_final_pressures, model_add_successors_to_worklist)
7152 (model_promote_predecessors, model_choose_insn): Likewise.
7153 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
7154 (model_start_schedule, model_finalize_pressure_group): Likewise.
7155 (model_end_schedule): Likewise.
7156 (schedule_insn): Say when we're scheduling the next instruction
7157 in the model schedule.
7158 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
7159 (queue_to_ready): Do not add instructions that are
7160 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
7161 Always allow the next instruction in the model schedule to be added.
7162 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
7163 and delay for SCHED_PRESSURE_MODEL too.
7164 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
7165 SCHED_PRIORITY_MODEL, but also take the DFA into account.
7166 (schedule_block): Call model_start_schedule and model_end_schedule.
7167 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
7168 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
7169 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
7171 (sched_finish): Update accordingly.
7172 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
7173 to SCHED_PRESSURE_MODEL.
7174 (add_jump_dependencies): Update call to dep_list_size.
7175 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
7176 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
7177 to SCHED_PRESSURE_MODEL.
7178 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
7179 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
7180 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
7181 handling to SCHED_PRESSURE_MODEL.
7183 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
7185 * common.opt (fsched-pressure-algorithm=): New option.
7186 * flag-types.h (sched_pressure_algorithm): New enum.
7187 * sched-int.h (sched_pressure_p): Replace with...
7188 (sched_pressure): ...this new variable.
7189 * haifa-sched.c (sched_pressure_p): Replace with...
7190 (sched_pressure): ...this new variable.
7191 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
7192 (update_reg_and_insn_max_reg_pressure, schedule_insn)
7193 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
7194 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
7195 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
7196 (sched_analyze_insn): Likewise.
7197 * sched-rgn.c (schedule_region): Likewise.
7198 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
7200 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
7202 * PR middle-end/52997
7203 * ira.c (find_moveable_pseudos): Call resize_reg_info.
7206 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
7207 * expr.c (convert_move): Honor unsignedp when extending partial int
7209 * genmodes.c (complete_mode): Don't clear component field of partial
7211 (emit_mode_inner): Don't emit it however.
7212 (calc_wider_mode): Partial int modes widen to their component.
7214 2012-04-26 David S. Miller <davem@davemloft.net>
7216 * config/sparc/niagara4.md: New file.
7217 * config/sparc/sparc.md: Include it.
7218 * config/sparc/sparc.c (niagara4_costs): New processor costs.
7219 (sparc_option_override): Use it.
7220 (sparc_use_sched_lookahead): Return 2 for niagara4.
7221 (sparc_issue_rate): Likewise.
7223 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
7224 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
7225 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
7226 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
7227 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
7228 alignaddrldi_vis): Set type to gsr.
7229 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
7230 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
7231 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
7232 v<vis3_shift_patname><mode>3, fmean16_vis,
7233 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
7234 fucmp<code>8<P:mode>_vis): Set type to fga.
7235 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
7236 * config/sparc/niagara.md: Likewise.
7237 * config/sparc/niagara2.md: Likewise.
7238 * config/sparc/ultra3.md: Likewise, and fix type matching for
7239 us3_ialuX reservation.
7241 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7243 * reload.c (find_reloads): Change the loop nesting when trying an
7244 alternative with swapped operands.
7246 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7248 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
7249 comment. Delete unused parameter first_exp_point_map.
7250 (virt_loc_aware_diagnostic_finalizer): Update call.
7252 2012-04-26 Michael Hope <michael.hope@linaro.org>
7253 Richard Earnshaw <rearnsha@arm.com>
7255 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
7256 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
7257 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
7258 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
7260 2012-04-25 Sriraman Tallam <tmsriram@google.com>
7262 * doc/extend.texi: Document avx2 support.
7263 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
7265 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
7268 * config/cris/cris.md ("*andhi_lowpart_v32")
7269 ("*andqi_lowpart_v32"): Change first input-only operand from
7270 a (match_operand ...) to (match_dup 0). Drop alternatives with
7271 const_int-matching constraints for redundancy.
7272 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
7273 three-operand alternative.
7275 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7278 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
7279 instead expand it as zero extension.
7281 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
7284 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
7286 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7288 * common.opt (flag_debug_types_section): Default to 0.
7289 (dwarf_version): Default to 4.
7290 (dwarf_record_gcc_switches): Default to 1.
7291 (dwarf_strict): Default to 0.
7292 * toplev.c (process_options): Don't handle dwarf_strict
7293 or dwarf_version here.
7294 * config/vxworks.c (vxworks_override_options): Don't
7295 test whether dwarf_strict or dwarf_version are negative,
7296 instead test !global_options_set.x_dwarf_*.
7297 * config/darwin.c (darwin_override_options): Default to
7299 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
7300 and -fno-debug-types-section are now the default.
7302 2012-04-25 Jan Hubicka <jh@suse.cz>
7304 * cgraphunit.c: Update toplevel comment.
7305 (tree_rest_of_compilation): Merge into cgraph_expand_function.
7306 (cgraph_analyze_function): Make static.
7307 (cgraph_decide_is_function_needed): Make static.
7308 (cgraph_add_new_function): Use expand_function instead of
7309 rest_of_compilation.
7310 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
7311 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
7313 (cgraph_inline_p): Remove.
7314 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
7315 (init_cgraph): Add comment.
7316 * cgraphbuild.c (record_reference, mark_address, mark_load,
7317 mark_store): Do not call analyze_expr hook.
7318 * cgraph.c: Update toplevel comment.
7319 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
7320 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
7321 Move fere from cgraphunit.c
7322 (cgraph_mark_force_output_node): Move to cgraph.h
7323 * cgraph.h: Reorder so the comments match the function placement.
7324 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
7325 (cgraph_mark_force_output_node): Move here from cgraph.c
7326 * tree.c (free_lang_data): Do not clear analyze_expr hook.
7327 * ipa-inline-transform.c (preserve_function_body_p): New function.
7328 (inline_transform): Update.
7329 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
7330 * langhooks.h (lang_hooks_for_callgraph): Remove.
7331 (lang_hooks): Remove callgraph.
7332 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
7333 * varpool.c: Remove out of date comment.
7334 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
7335 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
7337 2012-04-25 Jan Hubicka <jh@suse.cz>
7340 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
7341 forward declaration.
7342 (cgraph_finalize_function): Finalize them here.
7343 * symtab.c (dump_symtab): Dump ctors and dtors.
7345 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7348 * stor-layout.c (get_best_mode): Don't return mode with bitsize
7349 larger than maxbits. Don't compute maxbits modulo align.
7350 Also check that unit bytes long store at bitpos / unit * unit
7351 doesn't affect bits beyond bitregion_end.
7352 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
7353 would not fit into bitregion_start ... bitregion_end + 1 bit region.
7354 (store_split_bit_field): Decrease unit close to end of bitregion_end
7355 if access is restricted in order to avoid mutual recursion.
7357 PR tree-optimization/53058
7358 * double-int.h (double_int_max_value, double_int_min_value): New
7360 * double-int.c (double_int_max_value, double_int_min_value): New
7362 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
7363 or GT_EXPR with double_int_max_value instead of double_int_mask.
7365 2012-04-25 Richard Guenther <rguenther@suse.de>
7367 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
7368 * tree-vect-loop.c (vect_transform_loop): Adjust.
7369 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
7370 the maximum number of iterations for the epilogue loop.
7371 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
7373 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7376 * c-typeck.c (set_nonincremental_init,
7377 set_nonincremental_init_from_string): Pass true instead of false
7378 as IMPLICIT to add_pending_init.
7380 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
7382 * c-typeck.c (pop_init_level): Improve diagnostics.
7384 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
7386 * compare-elim.c (try_eliminate_compare): Also handle operands with
7387 implicit extensions.
7389 2012-04-25 Alan Modra <amodra@gmail.com>
7391 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
7392 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
7393 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
7394 (no_global_regs_above): Delete.
7395 (no_global_regs): New function.
7396 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
7397 value for load multiple test.
7398 (savres_routine_syms): Increase size.
7399 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
7400 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
7401 rather than a number of boolean flags. Update all callers.
7402 (rs6000_savres_routine_name): Generate vector save/restore names.
7403 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
7404 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
7405 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
7406 and using_store_multiple. Expand uses. Don't always use r11 as
7407 frame reg when needed for out-of-line saves. Set up initial offset
7408 for out-of-line vector saves when buying stack frame. Handle pointer
7409 reg setup for out-of-line fp save. Emit call to out-of-line vector
7410 save function. Choose r11 or r12 for vrsave reg when available for
7412 (rs6000_output_function_prologue): Don't emit .extern for ELF.
7413 (rs6000_emit_epilogue): Choose a better frame reg when restoring
7414 from back-chain to suit out-of-line vector restore functions. Emit
7415 call to out-of-line vector restore function. Adjust register used
7416 for cr restore. Tweak pointer register setup for gpr restore.
7417 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
7419 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
7420 (V_SAVE_INLINE): Define.
7421 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
7423 2012-04-25 Alan Modra <amodra@gmail.com>
7425 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
7426 out-of-line save/restore for large frames. Don't disable
7427 out-of-line saves on ABI_AIX when using static chain reg.
7428 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
7429 clobber static chain reg, and tweak for out-of-line gpr saves
7432 2012-04-25 Alan Modra <amodra@gmail.com>
7434 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
7435 (rs6000_emit_prologue): Use the above to catch register overlap.
7437 2012-04-25 Alan Modra <amodra@gmail.com>
7439 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
7440 decl. Move logic selecting update reg to callers. Update all callers.
7441 (rs6000_emit_allocate_stack): Add copy_off param.
7442 (emit_frame_save): Don't handle reg+reg addressing.
7443 (ptr_regno_for_savres): New function, extracted from..
7444 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
7445 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
7446 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
7447 frame offset adjustment for out-of-line save with copy from sp.
7448 Simplify condition controlling whether cr is saved early or
7449 late. Use ptr_regno_for_savres to verify correct reg is set
7450 up for out-of-line saves. Pass the actual pointer reg used to
7451 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
7452 function. Rearrange spe vars so code is similar to that
7453 elsewhere in this function. Don't update frame_off when spe
7454 save code will restore r11. Use emit_frame_save for spe and
7455 gpr saves. Consolidate darwin out-of-line gpr setup with that
7456 for other abis. Don't assume frame_offset is zero and frame
7457 reg is sp when setting up altivec reg saves, and calculate
7458 exact offset requirement.
7459 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
7460 spe restore code. Consolidate darwin out-of-line gpr setup
7461 with that for other abis.
7463 2012-04-25 Alan Modra <amodra@gmail.com>
7465 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
7466 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
7468 (emit_frame_save): Delete frame_ptr param. Rename total_size to
7470 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
7471 and emit_frame_save calls. Cope with possibly missing note.
7473 2012-04-24 Sriraman Tallam <tmsriram@google.com>
7475 * config/i386/i386.c (build_processor_model_struct): New function.
7476 (make_var_decl): New function.
7477 (fold_builtin_cpu): New function.
7478 (ix86_fold_builtin): New function.
7479 (make_cpu_type_builtin): New function.
7480 (ix86_init_platform_type_builtins): New function.
7481 (ix86_expand_builtin): Expand new builtins by folding them.
7482 (ix86_init_builtins): Make new builtins to detect CPU type.
7483 (TARGET_FOLD_BUILTIN): New macro.
7484 (IX86_BUILTIN_CPU_INIT): New enum value.
7485 (IX86_BUILTIN_CPU_IS): New enum value.
7486 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
7487 * config/i386/i386-builtin-types.def: New function type.
7488 * testsuite/gcc.target/builtin_target.c: New testcase.
7489 * doc/extend.texi: Document builtins.
7491 2012-04-24 Olivier Hainque <hainque@adacore.com>
7493 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
7494 * toplev.c (process_options): Default to dwarf_version 2.
7495 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
7496 and dwarf_version 2.
7498 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7500 * tree-pretty-print.h (default_tree_printer): Do not declare.
7501 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
7503 (default_tree_diagnostic_starter): Make static.
7504 (default_tree_printer): Move to here. Make static.
7505 (tree_diagnostics_defaults): New.
7506 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
7507 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
7508 * toplev.c: Do not include tree-pass.h.
7509 (default_tree_printer): Move from here.
7510 (general_init): Use tree_diagnostics_defaults.
7512 2012-04-24 Chao-ying Fu <fu@mips.com>
7514 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
7515 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
7516 * config/mips/gnu-user.h
7517 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
7518 (GNU_USER_TARGET_LINK_SPEC): New define.
7519 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7520 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
7521 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
7522 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
7523 GNU_USER_TARGET_ENDFILE_SPEC.
7524 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
7525 (GNU_USER_TARGET_LINK_SPEC): New define.
7526 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7527 * config/mips/linux-common.h: New file.
7529 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7532 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
7533 (altivec_build_resolved_builtin): Call fully_fold_convert.
7535 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
7538 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
7540 2012-04-24 Richard Guenther <rguenther@suse.de>
7542 PR tree-optimization/53085
7543 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
7546 2012-04-24 Richard Guenther <rguenther@suse.de>
7548 * tree-if-conv.c (main_tree_if_conversion): Move bb under
7551 2012-04-24 Jim Meyering <meyering@redhat.com>
7553 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
7554 absence of an define_enum call.
7556 2012-04-24 Richard Guenther <rguenther@suse.de>
7558 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
7559 the epilogue loop is not re-used as unvectorized version
7560 record the its maximum number of iterations.
7562 2012-04-24 Andrew Pinski <apinski@cavium.com>
7564 * tree-ssa-forwprop.c (simplify_bitwise_binary):
7565 Don't directly use def1/def2.
7567 2012-04-24 Richard Guenther <rguenther@suse.de>
7569 PR tree-optimization/53098
7570 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
7573 2012-04-24 Andrew Pinski <apinski@cavium.com>
7576 * tree-ssa-forwprop.c (defcodefor_name): New function.
7577 (simplify_bitwise_binary): Use defcodefor_name instead of manually
7578 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
7579 Simplify "(~X | Y) & X" to "X & Y" and
7580 "(~X & Y) | X" to "X | Y".
7582 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7584 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
7585 validate_change to add clobbers if IN_GROUP is nonzero.
7586 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
7587 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
7589 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
7591 * config/s390/s390.c (insn_invalid_p): Likewise.
7593 2012-04-24 Jakub Jelinek <jakub@redhat.com>
7596 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
7597 (output_addressed_constants): Likewise.
7600 * varasm.c (get_section): Don't ICE for section conflicts with
7601 built-in section kinds.
7603 2012-04-23 DJ Delorie <dj@redhat.com>
7605 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
7606 (LIBSTDCXX): Change to CPP2.
7608 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
7611 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
7614 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
7616 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
7617 (*addsi_2_zext): Ditto.
7618 (*add<mode>_3): Ditto.
7619 (*addsi_3_zext): Ditto.
7620 (*add<mode>_5): Ditto.
7622 2012-04-23 Andrew Pinski <apinski@cavium.com>
7624 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
7625 (C & B) to (A OP0) & B.
7627 2012-04-23 Martin Jambor <mjambor@suse.cz>
7629 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
7630 temporaries created for a bitfield (reverting revision 122014).
7632 2012-04-23 Richard Guenther <rguenther@suse.de>
7634 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
7635 the condition using is_gimple_condexpr and avoid the not necessary
7637 (set_prologue_iterations): Likewise.
7638 (vect_loop_versioning): Likewise.
7640 2012-04-23 Richard Guenther <rguenther@suse.de>
7642 PR tree-optimization/53070
7643 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
7644 (main_tree_if_conversion): Verify we succeeded in that.
7646 2012-04-23 Jan Hubicka <jh@suse.cz>
7648 * lto-symtab.c (lto_cgraph_replace_node): Do not call
7649 mark_reahcable_node.
7650 * cgraph.c (cgraph_remove_node): Do not clear reachable.
7651 (cgraph_mark_reachable_node): Remove.
7652 (cgraph_mark_force_output_node): Do not set reachable.
7653 (dump_cgraph_node): Do not dump reachable.
7654 (cgraph_create_virtual_clone): Do not set reachable.
7655 * cgraph.h (cgraph_node): Remove reachable flag.
7656 (varpool_node): Remove reachable flag.
7657 (cgraph_mark_if_needed): Remove.
7658 (cgraph_mark_reachable_node): Remove.
7659 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
7660 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
7662 (cgraph_add_new_function): Likewise.
7663 (cgraph_mark_if_needed): Remove.
7664 (cgraph_analyze_function): Do not set target as reachable.
7665 (process_function_and_variable_attributes): Do not care about
7667 (cgraph_analyze_functions): Do not set reachable flags.
7668 (cgraph_mark_functions_to_output): Do not check reachability.
7669 (cgraph_copy_node_for_versioning): Do not set reachable flag.
7670 (dbxout_expand_expr): Update.
7671 * c-decl.c (merge_decls): Do not track changed externs.
7672 * ipa.c: Include pointer-set.h
7673 (enqueue_cgraph_node): Use reachable pointer set.
7674 (process_references): Likewise.
7675 (cgraph_remove_unreachable_nodes): Likewise.
7676 (whole_program_function_and_variable_visibility): Do not recompute
7678 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
7680 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
7682 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
7684 2012-04-23 Richard Guenther <rguenther@suse.de>
7687 * c-typeck.c (build_binary_op): Fix typo.
7689 2012-04-23 Jakub Jelinek <jakub@redhat.com>
7691 PR tree-optimizations/52891
7692 * tree-vect-patterns.c (adjust_bool_pattern): Use
7693 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
7694 but with non-standard precision.
7696 2012-04-22 Jan Hubicka <jh@suse.cz>
7698 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
7701 2012-04-22 Jan Hubicka <jh@suse.cz>
7703 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
7704 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7705 mark_load, mark_store): Do not mark varpool nodes as needed.
7706 * cgraph.c (cgraph_new_nodes): Remove.
7707 (cgraph_create_function_alias): Do not mark nodes as reachable.
7708 (cgraph_add_thunk): Likewise.
7709 (cgraph_mark_reachable_node): Do not manage the queue.
7710 * cgraph.h (cgraph_node): Remove next_needed.
7711 (varpool_nodes_queue): Remove next_needed and prev_needed.
7712 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
7713 (cgraph_new_nodes): Declare.
7714 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
7715 (varpool_analyze_pending_decls): Remove.
7716 (varpool_analyze_node): New.
7717 (varpool_mark_needed_node): Remove.
7718 (varpool_first_variable, varpool_next_variable): New inlines.
7719 (varpool_first_static_initializer, varpool_next_static_initializer):
7721 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
7722 (varpool_first_defined_variable): New inline.
7723 (varpool_next_defined_variable): New inline
7724 (FOR_EACH_VARIABLE): Reimplement.
7725 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
7726 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
7728 * cgraphunit.c (cgraph_new_nodes): Declare here.
7729 (enqueue_node): New function.
7730 (cgraph_process_new_functions): update for new
7731 node set; when constructing cgraph enqueue node for processing.
7732 (cgraph_add_new_function): Use new node set.
7733 (process_function_and_variable_attributes): Do not set varpool needed
7735 (referred_to_p): New function.
7736 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
7737 when varpool is in construction.
7738 (cgraph_analyze_functions): Rewrite.
7739 (cgraph_expand_all_functions): Update.
7740 (cgraph_output_in_order): Do not analyze pending decls; do not set
7742 (cgraph_optimize): Do not analyze pending decls.
7743 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
7744 in other partition; do not mark node as needed.
7745 * dwarf2out.c (reference_to_unused): Use analyzed flag.
7746 (premark_types_used_by_global_vars_helper): Likewise.
7747 * ipa.c (process_references): Do not call varpool_mark_needed_node.
7748 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
7750 (function_and_variable_visibility): Do not mark node as needed.
7751 (whole_program_function_and_variable_visibility): Likewise.
7752 * Makefile.in (gt-varpool.h): No longer needed.
7753 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
7754 (ipa_write_summaries): Do not use needed flag.
7755 * varpool.c: Do not include gt-varpool.h
7756 (x_varpool_nodes_queue, x_varpool_last_needed_node,
7757 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
7758 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
7760 (varpool_remove_node): Do not update the lists.
7761 (dump_varpool_node): Do not dump needed flag.
7762 (varpool_enqueue_needed_node): Remove.
7763 (varpool_mark_needed_node): Remove.
7764 (varpool_reset_queue): Remove.
7765 (varpool_finalize_decl): Move to cgraphunit.c
7766 (varpool_analyze_node): New functions based on former
7767 varpool_analyze_pending_decls.
7768 (varpool_analyze_pending_decls): Remove.
7769 (varpool_assemble_decl): Do not update the lists.
7770 (enqueue_node): New function.
7771 (varpool_remove_unreferenced_decls): Rewrite.
7772 (varpool_empty_needed_queue): Remove.
7773 (add_new_static_var): Do not mark node as needed.
7774 (varpool_create_variable_alias): Handle expansion state
7776 * except.c (output_ttype): Do not mark node as needed.
7777 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
7778 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
7780 * tree-switch-conversion.c (build_one_array): Likewise.
7782 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7785 * doc/invoke.texi (pedantic): Rename to Wpedantic.
7786 * common.opt (Wpedantic): New.
7787 (pedantic): Alias Wpedantic.
7788 * diagnostic.c (warning_at): Likewise.
7789 * c-decl.c (diagnose_mismatched_decls): Likewise.
7790 (build_array_declarator): Likewise.
7791 (mark_forward_parm_decls):
7792 (check_bitfield_type_and_width): Likewise.
7793 (grokdeclarator): Likewise.
7794 (grokfield): Likewise.
7795 (finish_struct): Likewise.
7796 (build_enumerator): Likewise.
7797 (store_parm_decls_oldstyle): Likewise.
7798 (declspecs_add_qual): Likewise.
7799 (declspecs_add_type): Likewise.
7800 (finish_declspecs): Likewise.
7801 * c-typeck.c (composite_type): Likewise.
7802 (comp_target_types): Likewise.
7803 (build_array_ref): Likewise.
7804 (pointer_diff): Likewise.
7805 (build_unary_op): Likewise.
7806 (build_conditional_expr): Likewise.
7807 (build_c_cast): Likewise.
7808 (convert_for_assignment): Likewise.
7809 (maybe_warn_string_init): Likewise.
7810 (digest_init): Likewise.
7811 (pop_init_level): Likewise.
7812 (set_init_index): Likewise.
7813 (c_finish_goto_label): Likewise.
7814 (c_finish_return): Likewise.
7815 (do_case): Likewise.
7816 (build_binary_op): Likewise.
7817 * c-parser.c (static): Likewise.
7818 (c_parser_external_declaration): Likewise.
7819 (c_parser_declaration_or_fndef): Likewise.
7820 (c_parser_static_assert_declaration_no_se): Likewise.
7821 (c_parser_enum_specifier): Likewise.
7822 (c_parser_struct_or_union_specifier): Likewise.
7823 (c_parser_struct_declaration): Likewise.
7824 (c_parser_alignas_specifier): Likewise.
7825 (c_parser_braced_init): Likewise.
7826 (c_parser_initelt): Likewise.
7827 (c_parser_compound_statement_nostart): Likewise.
7828 (c_parser_conditional_expression): Likewise.
7829 (c_parser_alignof_expression): Likewise.
7830 (c_parser_postfix_expression): Likewise.
7831 (c_parser_postfix_expression_after_paren_): Likewise.
7832 (c_parser_objc_class_instance_variables): Likewise.
7833 (c_parser_objc_method_definition): Likewise.
7834 (c_parser_objc_methodprotolist): Likewise.
7836 2012-04-22 Ian Lance Taylor <iant@google.com>
7838 * godump.c (go_output_typedef): Dump size of structs.
7840 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
7842 Correcting transform_to_exit_first_loop + fix to PR46886
7843 * tree-parloops.c (transform_to_exit_first_loop): Remove
7844 setting of number of iterations according to the loop pattern.
7845 Duplicate from entry to exit->src instead of loop->latch.
7846 (pallelize_loops): Remove the condition preventing do-while loops.
7847 * tree-cfg.c (bool bb_in_region_p): New.
7848 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
7849 Adjust redirection of the duplicated iteration.
7851 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7854 * rtl.def (ADDRESS): Use "i" rather than "w".
7855 * rtl.h (find_base_term): Delete.
7856 (may_be_sp_based_p): Declare.
7857 * rtl.c (rtx_code_size): Remove ADDRESS special case.
7858 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
7859 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
7861 (find_base_term): Make static.
7862 (may_be_sp_based_p): New function.
7863 * dse.c (record_store): Use it.
7864 * store-motion.c (store_killed_in_insn): Likewise.
7866 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7868 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
7870 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
7873 * c-typeck.c (inform_declaration): New.
7874 (build_function_call_vec): Do not pretty-print
7875 expressions when caret is enabled.
7876 (convert_arguments): Use inform_declaration.
7878 2012-04-20 Jim Meyering <meyering@redhat.com>
7880 * genmodes.c (make_complex_modes): Don't truncate a mode name of
7881 length 7 or more when prepending a "C". Suggested by Richard Guenther.
7883 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7885 PR rtl-optimization/44214
7886 * fold-const.c (exact_inverse): New function.
7887 (fold_binary_loc): Fold vector and complex division by constant into
7888 multiply by recripocal with flag_reciprocal_math; fold vector division
7889 by constant into multiply by reciprocal with exact inverse.
7891 2012-04-20 Jan Hubicka <jh@suse.cz>
7893 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
7895 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
7896 (cgraph_remove_node): Update.
7897 (cgraph_mark_needed_node): Remove.
7898 (cgraph_mark_force_output_node): New.
7899 (dump_cgraph_node): Do not dump needed flag.
7900 (cgraph_node_cannot_be_local_p_1): Update.
7901 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
7902 * cgraph.h (symtab_node_base): Add force_output flag.
7903 (cgraph_node): Remove needed flag.
7904 (varpool_node): Remove force_output flag.
7905 (cgraph_mark_needed_node): Remove.
7906 (cgraph_mark_force_output_node): New.
7907 (cgraph_only_called_directly_or_aliased_p,
7908 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
7909 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
7910 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
7911 (cgraph_add_new_function): Update.
7912 (cgraph_mark_if_needed): Update.
7913 (verify_cgraph_node): Update.
7914 (cgraph_analyze_function): Alias target is reachable.
7915 (process_function_and_variable_attributes): Update: externally_visible
7916 flag makes function reachable.
7917 (cgraph_analyze_functions): Update dumping.
7918 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
7919 input_overwrite_node, input_varpool_node): Update streaming.
7920 * lto-streamer-out.c (produce_symtab): Use force_output.
7921 * ipa.c (process_references): Weakrefs must be processed.
7922 (cgraph_remove_unreachable_nodes): Likewise; update for new
7924 (varpool_externally_visible_p): Weakrefs are externally visible
7925 even if they are not.
7926 (function_and_variable_visibility): Update; when processing alias
7927 pair force the targets to be output.
7928 (whole_program_function_and_variable_visility): Use
7929 mark_reachable_node.
7930 * trans-mem.c (ipa_tm_mark_needed_node): Remove
7931 (ipa_tm_mark_force_output_node): New function.
7932 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
7933 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
7935 * varasm.c (mark_decl_referenced): Update.
7936 (find_decl_and_mark_needed): Remove.
7937 (find_decl): New function.
7938 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
7939 alias targets as needed.
7940 (dump_tm_clone_pairs): Update.
7941 * tree-inline.c (copy_bb): Update check.
7942 * symtab.c (dump_symtab_base): Dump force_output.
7943 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
7944 * passes.c (execute_todo): Fix dumping.
7945 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
7946 (varpool_analyze_pending_decls): Alias target is reachable.
7947 (varpool_create_variable_alias): Finalize weakrefs.
7949 2012-04-20 Jakub Jelinek <jakub@redhat.com>
7952 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
7953 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
7954 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
7955 macros instead of constants.
7956 * dse.c (record_store): Check for SP ADDRESS by comparing
7957 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
7958 XEXP to be stack_pointer_rtx.
7960 2012-04-20 Richard Guenther <rguenther@suse.de>
7962 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
7963 update_call_from_tree when propagating into a call.
7965 2012-04-20 Alan Modra <amodra@gmail.com>
7967 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
7968 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
7969 sp_offset to frame_off. Move world save code earlier.
7971 2012-04-20 Richard Guenther <rguenther@suse.de>
7973 PR tree-optimization/53050
7974 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
7975 Do only one transform on COND_EXPRs at the same time.
7977 2012-04-19 Jan Hubicka <jh@suse.cz>
7979 * symtab.c (dump_symtab_base): Revert accidental checkin.
7981 2012-04-20 Alan Modra <amodra@gmail.com>
7984 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
7985 static chain, set REST_INLINE_FPRS too.
7987 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
7989 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
7992 2012-04-20 Richard Guenther <rguenther@suse.de>
7994 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
7995 loops that can never run more often than the vectorization factor.
7997 2012-04-19 Jan Hubicka <jh@suse.cz>
7999 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
8001 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
8003 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
8005 2012-04-19 Jim Meyering <meyering@redhat.com>
8007 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
8008 We verified above that the string(including trailing NUL) fits in buf,
8011 2012-04-19 Richard Guenther <rguenther@suse.de>
8013 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
8014 for dumping DECL_SECTION_NAME.
8016 2012-04-19 Michael Matz <matz@suse.de>
8019 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
8020 (struct tree_vector): Adjust GTY length.
8021 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
8023 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
8025 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
8026 caller emitted the length calulation already.
8027 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
8028 before handling any of the fields for structs.
8030 2012-04-19 Richard Guenther <rguenther@suse.de>
8032 PR tree-optimization/53031
8033 * tree-vrp.c (adjust_range_with_scev): Revert back to
8034 using max_loop_iterations.
8036 2012-04-19 Michael Matz <matz@suse.de>
8038 * diagnostic.c (emit_diagnostic): Move va_end call after user
8040 (warning, warning_at, pedwarn, permerror): Ditto.
8042 2012-04-19 Richard Guenther <rguenther@suse.de>
8044 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
8047 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
8050 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
8051 the case *(X+const).
8053 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8055 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
8057 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8060 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
8061 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
8063 2012-04-19 Richard Guenther <rguenther@suse.de>
8065 PR rtl-optimization/44688
8066 * loop-iv.c (determine_max_iter): Only return max_iter.
8067 (iv_number_of_iterations): Also use the recorded loop bound
8068 on the maximum number of iterations.
8069 * loop-unroll.c (decide_unroll_runtime_iterations): Use
8070 max_iter to avoid unrolling loops that do not roll.
8071 (decide_unroll_stupid): Likewise.
8073 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
8075 * targhooks.c (default_case_values_threshold): Fix code style nit.
8077 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
8078 case range and type folding from here...
8079 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
8080 type, as documented in tree.def.
8082 2012-04-18 Jan Hubicka <jh@suse.cz>
8084 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
8086 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
8087 cgraph hash and same comdat groups.
8088 (cgraph_optimize): Verify symbol table.
8089 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
8090 (dissolve_same_comdat_group_list): Work on symtab nodes.
8091 (function_and_variable_visibility): Dissolve variable same comdat group
8093 * symtab.c: Include timevar.h
8094 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
8096 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
8098 * tree-switch-conversion.c (info): Remove global pass info.
8099 (check_range, check_process_case, check_final_bb, create_temp_arrays,
8100 free_temp_arrays, gather_default_values, build_constructors,
8101 array_value_type, build_one_array, build_arrays, gen_def_assigns,
8102 fix_phi_nodes, gen_inbound_check): Pass info around from ...
8103 (process_switch): ... here. Unify message format. Return a const
8104 char pointer to the failure reason message.
8105 (do_switchconv): Unify message format. Update process_switch usage.
8107 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
8108 * tree-cfg.c (edge_to_cases): Fix documentation.
8110 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
8112 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
8114 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8116 PR tree-optimization/52976
8117 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
8118 (possibly_move_powi): New function.
8119 (rewrite_expr_tree): Call possibly_move_powi.
8120 (rewrite_expr_tree_parallel): Likewise.
8121 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
8122 call add_to_ops_vec instead.
8124 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8126 PR tree-optimization/52976
8127 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
8128 (decrement_power): Likewise.
8129 (propagate_op_to_single_use): Likewise.
8130 (zero_one_operation): Handle __builtin_pow* calls in linearized
8131 expression trees; factor logic into propagate_op_to_single_use.
8132 (undistribute_ops_list): Allow operands with repeat counts > 1.
8134 2012-04-18 Richard Guenther <rguenther@suse.de>
8136 PR tree-optimization/44688
8137 * cfgloop.h (record_niter_bound): Declare.
8138 * tree-ssa-loop-niter.c (record_niter_bound): Export.
8139 Update the estimation with the upper bound here...
8140 (estimate_numbers_of_iterations_loop): ... instead of here.
8141 Do not forcefully reset a recorded upper bound.
8142 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
8143 Record the maximum number of loop iterations of the prologue loop.
8145 2012-04-18 Jan Hubicka <jh@suse.cz>
8147 * lto-symtab.c (lto_cgraph_replace_node): Update.
8148 * cgraphbuild.c (record_reference, record_type_list,
8149 record_eh_tables, mark_address, mark_load, mark_store): Update.
8150 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
8151 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
8153 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
8154 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
8155 * reload.c: Fix typo in comment.
8156 * rtlanal.c: Likewise.
8157 * tree-emultls.c (gen_emutls_addr): Update.
8158 * ipa-reference.c (analyze_function): Update.
8159 * cgraphunit.c (cgraph_analyze_function,
8160 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
8162 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
8163 (ipa_remove_reference): Likewise.
8164 (ipa_remove_all_refering): Rename to ...
8165 (ipa_remove_all_referring): ... this one; update.
8166 (ipa_dump_references): Update.
8167 (ipa_dump_referring): Update.
8168 (ipa_clone_references): Update.
8169 (ipa_clone_refering): Rename to ...
8170 (ipa_clone_referring): ... this one; update.
8171 (ipa_ref_cannot_lead_to_return): Update.
8172 (ipa_ref_has_aliases_p): Update.
8173 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
8175 (ipa_ref_type): Remove.
8176 (ipa_ref_ptr_u): Remove.
8177 (ipa_ref): Remove referencing, refered, refered_index, refering_type
8178 and refered_type; add referring, referred and referred_index.
8179 (ipa_ref_list): Rename refering to referring.
8180 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
8181 ipa_clone_references, ipa_clone_referring): Update prototypes.
8182 * lto-cgraph.c (referenced_from_other_partition_p): Update.
8183 (lto_output_ref): Update.
8184 (add_references): Update.
8185 (input_varpool_node): Update.
8186 (input_refs): Update.
8187 * ipa-ref-inline.h (ipa_ref_node): Update.
8188 (ipa_ref_varpool_node): Update.
8189 (ipa_ref_referring_node): Update.
8190 (ipa_ref_referring_varpool_node): Update.
8191 (ipa_ref_referring_ref_list): Update.
8192 (ipa_ref_referred_ref_list): Update.
8193 (ipa_ref_list_first_referring): Update.
8194 (ipa_empty_ref_list): Update.
8195 (ipa_ref_list_refering_iterate): Rename to ...
8196 (ipa_ref_list_referring_iterate): ... this one.
8197 * cse.c: Update comment.
8198 * ipa-utils.c (ipa_reverse_postorder): Update.
8199 * tree-ssa-alias.c: Update.
8200 * ipa-inline.c (reset_edge_caches): Update.
8201 (update_caller_keys): Update.
8202 * ipa-inline.h: Update comments.
8203 * jump.c: Update comment.
8204 * alias.c: Likewise.
8205 * ipa.c (process_references): Update.
8206 (cgraph_remove_unreachable_nodes): Likewise.
8207 (ipa_discover_readonly_nonaddressable_var): Likewise.
8208 (cgraph_address_taken_from_non_vtable_p): Likewise.
8209 * trans-mem.c (ipa_tm_execute): Update.
8210 * simplify-rtx.c: Fix comment.
8211 * rtl.c: Fix comment.
8212 * symtab.c (symtab_unregister_node): Update.
8213 * varpool.c (dump_varpool_node): Update.
8214 (varpool_analyze_pending_decls): Update.
8215 (assemble_aliases): Update.
8216 (varpool_for_node_and_aliases): Update.
8218 2012-04-18 Richard Guenther <rguenther@suse.de>
8220 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
8221 use_undefined_p parameter.
8222 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
8223 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
8225 (estimate_numbers_of_iterations): Likewise.
8226 (estimated_loop_iterations): Adjust.
8227 (max_loop_iterations): Likewise.
8228 (scev_probably_wraps_p): Likewise.
8229 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
8230 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
8231 not max_loop_iterations.
8232 (execute_vrp): Remove explicit number of iterations estimation.
8234 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
8236 * config/i386/linux-common.h: New.
8238 * config.gcc: Add i386/linux-common.h before
8239 all i386/linux.h and i386/linux64.h usages.
8241 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
8242 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
8243 * config/i386/gnu-user64.h: Likewise.
8245 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
8246 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
8247 (GNU_USER_TARGET_MATHFILE_SPEC): New.
8248 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
8250 2012-04-18 Jan Hubicka <jh@suse.cz>
8252 * cgraph.c (cgraph_node_name): Remove.
8253 (dump_cgraph_node): Use dump_symtab_base; reformat.
8254 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
8255 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
8257 (cgraph_node_name, varpool_node_name): Remove.
8258 (cgraph_node_asm_name, varpool_node_asm_name,
8259 cgraph_node_name, varpool_node_name): New.
8260 * tree-pass.h (TODO_dump_cgraph): Rename to ...
8261 (TODO_dump_symtab): ... this one.
8262 * ipa-cp (pass_ipa_cp): Update.
8263 * ia-reference.c (generate_summary, read_write_all_from_decl,
8264 propagate, ipa_reference_read_optimization_summary): Update.
8265 * cgraphunit.c (cgraph_analyze_functions): Update.
8266 (cgraph_optimize): Update.
8267 * ipa-ref.c (ipa_dump_references): Update.
8268 (ipa_dump_refering): Update.
8269 * ipa-inline.c (pass_ipa_inline): Update.
8270 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
8271 * ipa.c (pass_ipa_function_visibility,
8272 pass_ipa_whole_program_visibility): Update.
8273 * tree-sra.c (pass_early_ipa_sra): Update.
8274 * symtab.c: Include langhooks.h
8275 (symtab_node_asm_name): New.
8276 (symtab_node_name): New.
8277 (symtab_type_names): New static var.
8278 (dump_symtab_base): New.
8279 (dump_symtab_node, dump_symtab): New.
8280 (debug_symtab_node, debug_symtab): New.
8281 * tree-ssa-structalias.c: Dump symbol table.
8282 * pases.c (execute_todo): Handle TODO_dump_symtab instead
8283 of TODO_dump_cgraph.
8284 * varpoo.c (varpool_node_name): Remove.
8285 (dump_varpool_node): Use dump_symtab_base; reformat.
8287 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
8289 * doc/invoke.texi (Language Independent Options): @item should be
8292 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
8295 * rtl.c (rtx_code_size): Handle ADDRESS.
8297 2012-04-17 Tom de Vries <tom@codesourcery.com>
8299 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
8302 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
8305 * config/i386/sync.md (atomic_<code><mode>): Rename to
8306 atomic_<logic><mode>.
8308 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
8310 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
8311 * alias.c (reg_base_value): Expand and update comment.
8312 (arg_base_value): New variable.
8313 (unique_id): Move up file.
8314 (unique_base_value, unique_base_value_p, known_base_value_p): New.
8315 (find_base_value): Use arg_base_value and known_base_value_p.
8316 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
8317 (find_base_term): Use known_base_value_p.
8318 (base_alias_check): Use unique_base_value_p.
8319 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
8320 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
8322 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
8324 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
8326 2012-04-17 Michael Matz <matz@suse.de>
8328 PR tree-optimization/18437
8329 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
8330 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
8331 (vect_check_strided_load): Declare.
8332 * tree-vect-data-refs.c (vect_check_strided_load): New function.
8333 (vect_analyze_data_refs): Use it to accept strided loads.
8334 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
8336 2012-04-17 Richard Guenther <rguenther@suse.de>
8339 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
8340 loops when redirecting an entry or latch edge.
8342 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
8344 * sel-sched.c (sel_global_init): Revert previous change.
8346 2012-04-17 Richard Guenther <rguenther@suse.de>
8348 * tree-flow.h (array_at_struct_end_p): Move declaration ...
8349 * tree.h (array_at_struct_end_p): ... here.
8350 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
8351 * expr.c (array_at_struct_end_p): ... here. Rewrite.
8353 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
8355 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
8356 COST_TABLE): Remove.
8357 (estimate_case_costs): Remove.
8358 (expand_case): Do not call estimate_case_costs
8359 to set use_cost_table.
8360 (balance_case_nodes): Do not use use_cost_table.
8362 2012-04-16 Jan Hubicka <jh@suse.cz>
8364 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
8365 (hash_node, eq_node): Remove.
8366 (cgraph_create_node): Do not handle hashtable.
8367 (cgraph_get_node): Remove.
8368 (cgraph_insert_node_to_hashtable): Remove.
8369 (hash_node_by_assembler_name): Remove.
8370 (eq_assembler_name): Remove.
8371 (cgraph_node_for_asm): Rewrite.
8372 (cgraph_find_replacement_node): Break out from ...
8373 (cgraph_remove_node): ... here; do not maintain hashtables.
8374 (change_decl_assembler_name): Remove.
8375 (cgraph_clone_node): Do not maintain hashtables.
8376 * cgraph.h (const_symtab_node): New typedef.
8377 (cgraph_insert_node_to_hashtable): Remove.
8378 (symtab_get_node, symtab_node_for_asm,
8379 symtab_insert_node_to_hashtable): Declare.
8380 (cgraph_find_replacement_node): Declare.
8381 (cgraph_get_node, varpool_get_node): Turn into inlines.
8382 (cgraph, varpool): Work sanely on NULL pointers.
8383 (FOR_EACH_SYMBOL): New walker.
8384 * ipa-inline-transform.c (save_inline_function_body): Use
8385 symtab_insert_node_to_hashtable.
8386 * symtab.c: Include ggc.h and diagnostics.h
8387 (symtab_hash, assembler_name_hash): New static vars;
8388 (hash_node, eq_node, hash_node_by_assembler_name,
8389 eq_assembler_name, insert_to_assembler_name_hash,
8390 unlink_from_assembler_name_hash): New.
8391 (symtab_register_node): Update hashtables.
8392 (symtab_insert_node_to_hashtable): New.
8393 (symtab_unregister_node): Update hashtables.
8394 (symtab_get_node): New.
8395 (symtab_node_for_asm): New.
8396 (change_decl_assembler_name): New.
8397 * Makefile.in (symtab.o): Needs GTY.
8398 * varpool.c (varpool_hash): Remove.
8399 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
8400 (varpool_node): Rewrite using varpool_get_node.
8401 (varpool_remove_node): DO not maintain hashtables.
8402 (varpool_node_for_asm): Rewrite.
8404 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
8406 * doc/invoke.texi: Copy-edit to put verbs in the present tense
8407 when describing the current behavior of GCC.
8409 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
8411 * genemit.c (gen_exp): Remove ADDRESS handling.
8412 * genoutput.c (scan_operands): Likewise.
8413 * genpeep.c (match_rtx): Likewise.
8414 * genrecog.c (add_to_sequence): Likewise.
8416 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
8418 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
8420 2012-04-16 Martin Jambor <mjambor@suse.cz>
8422 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
8425 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
8428 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
8429 hints for 'A' operand types.
8431 2012-04-16 Jan Hubicka <jh@suse.cz>
8433 * cgraph.h (symtab_node_base): Add next and previous pointers.
8434 (cgraph_node): Remove next and preivous pointers.
8435 (varpool_node): Likewise; remove next/previous GTY marker;
8436 it is not type safe.
8437 (symtab_node_def): Update GTY marker
8438 (x_cgraph_nodes, cgraph_nodes): Remove.
8439 (symtab_nodes): New function.
8440 (cgraph_order): Rename to ...
8441 (symtab_order): ... this one.
8442 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
8444 (x_varpool_nodes, varpool_nodes): Remove.
8445 (FOR_EACH_STATIC_VARIABLE): Update.
8446 (symtab_function_p, symtab_variable_p): New function.
8447 (FOR_EACH_VARIABLE): Update.
8448 (varpool_first_variable, varpool_next_variable): New functions.
8449 (FOR_EACH_VARIABLE): Update.
8450 (cgraph_first_defined_function): Update.
8451 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
8452 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
8453 (cgraph_first_function, cgraph_next_function): New.
8454 (FOR_EACH_FUNCTION): Update.
8455 (cgraph_first_function_with_gimple_body,
8456 cgraph_next_function_with_gimple_body): Update.
8457 * symtab.c: New file.
8458 * cgraph.c: Update copyright dates.
8459 (x_cgraph_nodes, cgraph_order): Remove.
8460 (NEXT_FREE_NODE): Update.
8461 (SET_NEXT_FREE_NODE): New.
8462 (cgraph_create_node_1): Remove common code.
8463 (cgraph_create_node): Remove common code; call symtab_register_node.
8464 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
8465 (cgraph_add_asm_node): Update.
8466 (cgraph_clone_node): Register new node.
8467 * cgraphunit.c (process_function_and_variable_attributes): Update.
8468 (cgraph_analyze_functions): Update.
8469 (cgraph_analyze_functions): Update.
8470 (cgraph_output_in_order): Update.
8471 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
8473 * ipa-inline.c (recursive_inlining): Update.
8474 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
8475 * ipa.c (cgraph_remove_unreachable_nodes): Update.
8476 * Makefile.in: Add symtab.o
8477 * varpool.c (x_varpool_nodes): Remove
8478 (varpool_node): Remove common code; call symtab_register_node.
8479 (varpool_remove_node): Remove common code; call symtab_unregister_node.
8481 2012-04-16 Richard Guenther <rguenther@suse.de>
8484 * tree.h (VECTOR_CST_NELTS): Adjust.
8485 (struct tree_vector): Add explicit length field.
8486 (make_vector_stat): Declare.
8487 (make_vector): Define.
8488 * tree.c (make_vector_stat): New function.
8489 (build_vector_stat): Use it.
8490 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
8492 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8494 PR tree-optimization/52976
8495 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
8496 (undistribute_ops_list): Ops with repeat counts aren't eligible for
8498 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
8500 2012-04-16 Jan Hubicka <jh@suse.cz>
8502 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
8504 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
8505 walkers to walk cgraph and varpool.
8506 * cgraph.c (cgraph_node_for_asm): Likewise.
8507 (dump_cgraph): Likewise.
8508 * value-prof.c (init_node_map): Likewise.
8509 * tree.c (free_lang_data_in_cgraph): Likewise.
8510 * tree-emutls.c: (ipa_lower_emutls): Likewise.
8511 * ipa-reference.c (generate_summary, propagate): Likewise.
8512 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
8513 cgraph_mark_functions_to_output, cgraph_output_in_order,
8514 output_weakrefs, cgraph_materialize_all_clones,
8515 cgraph_optimize): Likewise.
8516 * lto-cgraph.c (merge_profile_summaries): Likewise.
8517 (input_cgraph): Likewise.
8518 * ipa-pure-const.c (generate_summary): Likewise.
8519 (propagate): Likwise.
8520 * ipa-utils.c (ipa_reduced_postorder): Likewise.
8521 (ipa_free_postorder_info): Likewise.
8522 (ipa_reverse_postorder): Likewise.
8523 * ipa-inline.c (ipa_inline): Likewise.
8524 * matrix-reorg.c (find_matrices_decl): Likewise.
8525 (matrix_reorg): Likewise.
8526 * tree-vectorizer.c (increase_alignment): Likewise.
8527 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
8528 (function_and_variable_visibility): Likewise.
8529 (whole_program_function_and_variable_visibility): Likewise.
8530 (ipa_cdtor_merge): Likewise.
8531 * trans-mem.c (ipa_tm_execute): Likewise.
8532 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
8533 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
8534 (ipa_print_all_params): Likewise.
8535 (ipa_update_after_lto_read): Likewise.
8536 * tree-profie.c (tree_profiling): Likewise.
8537 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8538 * passes.c (dump_passes): Likewise.
8539 (do_per_function): Likewise.
8540 (ipa_write_summaries): Likewise.
8541 * varpool.c (dump_varpool): Likewise.
8542 (varpool_node_for_asm): Likewise.
8543 (varpool_assemble_pending_decls): Likewise.
8545 2012-04-16 Richard Guenther <rguenther@suse.de>
8547 PR tree-optimization/52975
8548 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
8549 condition but always mark it with TRUTH_NOT_EXPR.
8551 2012-04-16 Richard Guenther <rguenther@suse.de>
8553 PR tree-optimization/52975
8554 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
8555 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
8556 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
8557 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
8559 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
8561 * config/i386/sse.md (ssse3_plusminus): New code iterator.
8562 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
8563 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
8564 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
8565 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
8566 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
8567 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
8569 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
8570 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
8571 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
8572 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
8573 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
8574 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
8576 (xop_plus): New code iterator.
8577 (macs): New code attribute.
8579 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
8580 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
8582 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
8583 xop_plus code iterator.
8584 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
8585 xop_plus code iterator.
8586 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
8587 xop_plus code iterator.
8588 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
8589 xop_plus code iterator.
8591 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
8592 any_extend code iterator.
8593 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
8594 any_extend code iterator.
8595 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
8596 any_extend code iterator.
8597 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
8598 any_extend code iterator.
8599 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
8600 any_extend code iterator.
8601 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
8602 any_extend code iterator.
8604 2012-04-14 Tom de Vries <tom@codesourcery.com>
8606 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
8607 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
8608 DELETED_LABEL note, and move it to ...
8609 * cfgrtl.c (delete_insn): ... here. Change return type to void.
8610 (delete_insn_and_edges): Likewise.
8611 (delete_insn_chain): Handle new return type of delete_insn. Delete
8612 chain backwards rather than forwards.
8613 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
8615 * cfglayout.c (fixup_reorder_chain): Delete unused label.
8617 2012-04-14 Jan Hubicka <jh@suse.cz>
8619 * cgraph.h: Update copyrights;
8620 (symtab_node): Turn to union typedef.
8621 (symtab_node_base): New structure.
8622 (symtab_type): Add SYMTAB_SYMBOL tag.
8623 (cgraph_node): Annotate some pinters with nested_ptr.
8624 (varpool_node): Likewise.
8625 (cgraph_local_info): Remove lto_file_data
8626 and externally_visible.
8627 (cgraph_node): Remove decl; same_comdat_group list;
8628 aux; ref_list; order; address_taken; reachable_from_other_parittion,
8629 in_other_partition; resolution.
8630 (varpool_node): Remove decl; same_comdat_group;
8631 ref_list; lto_file_data; aux; order; resolution; externally_visible;
8632 used_from_other_partition; in_other_partition.
8633 (symtab_node_def): New union.
8634 (cgraph, varpool): Update.
8635 (varpool_first_static_initializer, varpool_next_static_initializer,
8636 cgraph_only_called_directly_or_aliased_p,
8637 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
8638 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
8639 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
8641 * cgraph.c: Likewise.
8642 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
8643 * cgraphbuild.c: Likewise.
8644 * lto-symtab.c: Likewise.
8645 * c-gimplify.c: Likewise.
8646 * value-prof.c: Likewise.
8648 * ipa-cp.c: Likewise.
8649 * tree-emutls.c: Likewise.
8650 * ipa-inline-transform.c: Likwise.
8651 * ipa-reference.c: Likewise.
8652 * cgraphunit.c: Likewise.
8653 * ipa-ref.c: Likewise.
8654 * lto-cgraph.c: Likewise.
8655 * ipa-ref-inline.h: Likewise.
8656 * ipa-pure-const.c: Likewise.
8657 * lto-streamer-out.c: Likewise.
8658 * ipa-utils.c: Likewise.
8659 * ipa-inline.c: Likewise.
8660 * matrix-reorg.c: Likewise.
8661 * tree-eh.c: Likewise.
8662 * tree-vectorizer.c: Likewise.
8663 * ipa-split.c: Likewise.
8665 * trans-mem.c: Likewise.
8666 * ipa-inline-analysis.c: Likewise.
8667 * gimplify.c: Likewise.
8668 * cfgexpand.c: Likewise.
8669 * tree-sra.c: Likewise.
8670 * ipa-prop.c: Likewise.
8671 * varasm.c: Likewise.
8672 * tree-nested.c: Likewise.
8673 * tree-inline.c: Likewise.
8674 * tree-profile.c: Likewise.
8675 * tree-ssa-structalias.c: Likewise.
8676 * passes.c: Likewise.
8677 * varpool.c: Likewise.
8679 2012-04-14 Tom de Vries <tom@codesourcery.com>
8681 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
8682 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
8683 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
8685 (gsi_advance_fw_nondebug_nonlocal): New function.
8686 (local_def): Removed function.
8687 (same_succ_hash): Use stmt_local_def.
8688 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
8689 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
8691 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
8693 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
8694 and __ILP32__ for x32.
8696 2012-04-13 Martin Jambor <mjambor@suse.cz>
8699 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
8700 fold_ctor_reference returns a zero constant.
8702 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
8704 * config.gcc: Add i386/gnu-user-common.h before all
8705 i386/gnu-user.h and i386/gnu-user64.h usages.
8707 * config/i386/gnu-user-common.h: New.
8709 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
8710 (CC1_SPEC): Likewise.
8711 (ENDFILE_SPEC): Likewise.
8712 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
8713 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
8714 (TARGET_OS_CPP_BUILTINS): Likewise.
8715 (LIBGCC2_HAS_TF_MODE): Likewise.
8716 (LIBGCC2_TF_CEXT): Likewise.
8717 (TF_SIZE): Likewise.
8718 (TARGET_ASM_FILE_END): Likewise.
8719 (STACK_CHECK_MOVING_SP): Likewise.
8720 (STACK_CHECK_STATIC_BUILTIN): Likewise.
8721 * config/i386/gnu-user64.h: Likewise.
8723 2012-04-13 Martin Jambor <mjambor@suse.cz>
8725 * expr.c (expand_expr_real_1): Pass type, not the expression, to
8726 set_mem_attributes for a memory temporary. Do not call the function
8727 for the memory temporary created for a bitfield.
8729 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8732 * df.h (enum debug_temp_where): New.
8733 (dead_debug_init, dead_debug_finish) Declare.
8734 (dead_debug_add, dead_debug_insert_temp): Declare.
8735 (struct dead_debug_use, struct dead_debug): Moved from...
8736 * df-problems.c: ... here.
8737 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
8739 (df_create_unused_note): Likewise.
8740 (df_set_dead_notes_for_mw): Move comment where it belongs.
8741 (dead_debug_init): Export.
8742 (dead_debug_reset_uses): New, factored out of...
8743 (dead_debug_finish): ...this. Export.
8744 (dead_debug_reset): Remove.
8745 (dead_debug_add): Export.
8746 (dead_debug_insert_before): Rename to...
8747 (dead_debug_insert_temp): ... this. Add where argument. Export.
8748 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
8749 Return insertion count.
8750 (df_note_bb_compute): Adjust.
8751 * dce.c (word_dce_process_block): Adjust dead debug uses.
8752 (dce_process_block): Likewise.
8754 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8756 * df-problems.c (df_note_bb_compute): Do not take note of
8757 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
8759 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8762 * var-tracking.c (expand_depth): New type.
8763 (onepart_aux, expand_loc_callback_data): Change depth type to it.
8764 (loc_exp_dep_alloc): Adjust initializer.
8765 (update_depth): Use new type. Add entryvals.
8766 (vt_expand_var_loc_chain): Take note of expansions with
8767 ENTRY_VALUEs, but don't accept them right away. Run an optional
8768 second pass accepting the minimum ENTRY_VALUE count found in the
8770 (vt_expand_loc_callback, INIT_ELCD): Adjust.
8772 2012-04-13 Tom de Vries <tom@codesourcery.com>
8774 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
8775 parameters vuse and vuse_escaped.
8776 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
8777 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
8780 2012-04-13 Richard Guenther <rguenther@suse.de>
8782 PR tree-optimization/52969
8783 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
8784 the condition for the COND_EXPR and handle predicate negation
8785 by swapping the COND_EXPR arms.
8787 2012-04-13 Nick Clifton <nickc@redhat.com>
8789 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
8790 TODO_dump_func flag.
8792 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
8794 PR rtl-optimization/52203
8795 PR rtl-optimization/52715
8797 Revert the 2012-03-07 fix for PR 52203.
8798 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
8799 the insn does not modify DFA right before issuing, adjust
8800 issue_rate accordingly.
8802 2012-04-13 Richard Guenther <rguenther@suse.de>
8805 * c-typeck.c (pointer_diff): Remove bogus assert.
8807 2012-04-13 Richard Guenther <rguenther@suse.de>
8810 * convert.c (convert_to_pointer): Remove special-casing of zero.
8812 2012-04-13 Joey Ye <joey.ye@arm.com>
8814 * config/arm/constraints.md (Pe): New constraint.
8815 * config/arm/arm.md: New split for imm 256-510.
8817 2012-04-13 Terry Guo <terry.guo@arm.com>
8819 * config/arm/arm-cores.def: Added core cortex-m0plus.
8820 * config/arm/arm-tune.md: Regenerated.
8821 * config/arm/arm-tables.opt: Regenerated.
8822 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
8824 2012-04-13 Alan Modra <amodra@gmail.com>
8827 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
8828 tie regs on destination of sets. Delete forward declaration.
8829 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
8830 (rs6000_emit_prologue): Likewise.
8831 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
8833 (is_mem_ref): Use tie_operand to recognise stack ties.
8834 * config/rs6000/predicates.md (tie_operand): New.
8835 * config/rs6000/rs6000.md (restore_stack_block): Generate new
8837 (restore_stack_nonlocal): Likewise.
8838 (stack_tie): Update.
8839 (frame_tie): Delete.
8841 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8843 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
8844 HOST_WIDE_INT_PRINT_DEC in format strings.
8846 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
8849 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
8850 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
8851 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
8852 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
8853 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
8854 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
8855 avx2_permvarv8si using VI4F_256 mode iterator.
8856 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
8857 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
8858 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
8859 gen_avx2_permvarv8sf.
8860 (expand_vec_perm_pshufb): Ditto.
8862 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8865 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
8866 the list of options to enable the FCFID instruction.
8867 (TARGET_EXTRA_BUILTINS): Adjust comment.
8869 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8871 PR tree-optimization/18589
8872 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
8873 (operand_entry): Add count field.
8874 (add_repeat_to_ops_vec): New function.
8875 (completely_remove_stmt): Likewise.
8876 (remove_def_if_absorbed_call): Likewise.
8877 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
8878 (acceptable_pow_call): New function.
8879 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
8880 entries with repeat counts when found.
8881 (repeat_factor_d): New struct and associated typedefs.
8882 (repeat_factor_vec): New static vector variable.
8883 (compare_repeat_factors): New function.
8884 (get_reassoc_pow_ssa_name): Likewise.
8885 (attempt_builtin_powi): Likewise.
8886 (reassociate_bb): Call attempt_builtin_powi.
8887 (fini_reassoc): Two new calls to statistics_counter_event.
8889 2012-04-12 Richard Guenther <rguenther@suse.de>
8891 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
8892 * cgraph.h (tree_rest_of_compilation): Remove.
8893 * cgraph.c (cgraph_add_new_function): Move ...
8894 * cgraphunit.c (cgraph_add_new_function): ... here.
8895 (tree_rest_of_compilation): Make static.
8896 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
8897 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
8898 gate_all_early_local_passes, execute_all_early_local_passes,
8899 pass_early_local_passes, gate_all_early_optimizations,
8900 pass_all_early_optimizations): Move ...
8901 * passes.c (gate_all_optimizations, pass_all_optimizations,
8902 gate_all_early_local_passes, execute_all_early_local_passes,
8903 pass_early_local_passes, gate_all_early_optimizations,
8904 pass_all_early_optimizations): ... here.
8905 * tree-optimize.c (execute_free_datastructures): Remove.
8906 * tree-flow.h (execute_free_datastructures): Remove.
8907 * tree-optimize.c (execute_init_datastructures,
8908 pass_init_datastructures): Move ...
8909 * tree-ssa.c (execute_init_datastructures,
8910 pass_init_datastructures): ... here.
8911 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
8912 execute_free_datastructures.
8914 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
8916 * dbgcnt.def (ira_move): New counter.
8917 * ira-int.h (ira_create_new_reg): Declare function.
8918 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
8919 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
8920 no longer static. All callers changed.
8921 * ira.c: Include "dbgcnt.h".
8922 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
8923 move_unallocated_pseudos): New static functions.
8924 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
8925 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
8926 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
8927 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
8928 to the pseudos generated in find_moveable_pseudos.
8929 * Makefile.in (ira.o): Add $(DBGCNT_H).
8931 2012-04-12 Richard Guenther <rguenther@suse.de>
8933 PR tree-optimization/52943
8934 * tree-chrec.h (chrec_is_positive): Remove.
8935 * tree-scalar-evolution.c (chrec_is_positive): Move ...
8936 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
8937 Return false for a constant zero instead of negative.
8938 (analyze_siv_subscript_cst_affine): Handle zero difference
8939 in the initial condition explicitely.
8941 2012-04-12 Richard Guenther <rguenther@suse.de>
8943 * tree-parloops.c (parallelize_loops): Also consult the upper
8944 bound for the number of iterations.
8945 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8946 (loop_prefetch_arrays): Likewise.
8948 2012-04-12 Richard Guenther <rguenther@suse.de>
8950 * cfgloop.h (estimated_loop_iterations_int): Ditch
8951 'conservative' parameter.
8952 (max_stmt_executions_int): Likewise.
8953 (estimated_loop_iterations): Likewise.
8954 (max_stmt_executions): Likewise.
8955 (max_loop_iterations): Declare.
8956 (max_loop_iterations_int): Likewise.
8957 (estimated_stmt_executions): Likewise.
8958 (estimated_stmt_executions_int): Likewise.
8959 * tree-ssa-loop-niter.c (estimated_loop_iterations):
8961 (max_loop_iterations): ... this.
8962 (estimated_loop_iterations_int): Split parts to ...
8963 (max_loop_iterations_int): ... this.
8964 (max_stmt_executions_int): Split parts to ...
8965 (estimated_stmt_executions_int): ... this.
8966 (max_stmt_executions): Split parts to ...
8967 (estimated_stmt_executions): ... this.
8968 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
8969 * predict.c (predict_loops): Likewise.
8970 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
8971 (analyze_siv_subscript_cst_affine): Likewise.
8972 (compute_overlap_steps_for_affine_1_2): Likewise.
8973 (analyze_subscript_affine_affine): Likewise.
8974 (init_omega_for_ddr_1): Likewise.
8975 * tree-parloops.c (parallelize_loops): Likewise.
8976 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8977 (may_eliminate_iv): Likewise.
8978 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8979 (loop_prefetch_arrays): Likewise.
8980 * tree-vrp.c (adjust_range_with_scev): Likewise.
8982 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
8984 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
8985 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
8987 (dump_table): Use bool type for need_align and have_df variables.
8988 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
8989 (regs_used): Remove register modifier.
8990 (barrier_align): Move variables slot, credit, jump_to_next
8991 into if block above for loop. Use bool type for jump_to_next.
8992 (sh_function_arg): Use NULL_RTX instead of 0.
8994 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
8996 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
8997 (bswapsi2): New expander.
8999 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
9001 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
9002 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
9004 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
9006 PR rtl-optimization/52876
9007 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
9008 Don't call mark_reg_pointer for incompatible pointer sign extension.
9010 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
9013 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
9015 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
9016 comparisons against TYPE_PRECISION.
9017 * tree-ssa-forwprop.c (combine_conversions): Likewise.
9019 2012-04-11 Xinliang David Li <davidxl@google.com>
9021 * tree-passes.h: Remove TODO_dump_func.
9022 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
9023 * trans-mem.c: Remove TODO_dump_func.
9024 * ira.c: Remove TODO_dump_func.
9026 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
9028 * config/i386/i386.c (ix86_option_override_internal): Check
9029 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
9030 after TARGET_64BIT is updated.
9032 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
9034 * config/sh/sh.h: Remove old secondary reload code.
9036 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
9038 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
9039 (ready_reorder): ... this function.
9041 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
9043 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
9046 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
9047 insns so that no other insn is queued for a time before them.
9049 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
9052 2012-04-11 Richard Guenther <rguenther@suse.de>
9055 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
9056 consider loop nesting.
9057 (evolution_function_is_univariate_p): Properly check the remainder
9060 2012-04-11 Richard Guenther <rguenther@suse.de>
9063 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
9065 2012-04-11 Nick Clifton <nickc@redhat.com>
9067 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
9068 information, if requested.
9070 * config/rx/rx.c (rx_expand_prologue): Likewise.
9072 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
9073 Michael Matz <matz@suse.de>
9076 * rtlanal.c (unsigned_reg_p): New function.
9077 Update copyright notice dates.
9078 * rtl.h (unsigned_reg_p): Prototype it.
9079 Update copyright notice dates.
9080 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
9082 * expr.c (expand_expr_real_1): Set register attributes.
9083 * stmt.c (expand_case): Likewise.
9085 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
9088 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
9089 consider_sh2a and allow_zero.
9090 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
9091 (disp_addr_displacement): New function.
9092 (sh_address_cost): Use disp_addr_displacement function instead
9093 of DISP_ADDR_OFFSET.
9094 (sh_legitimate_address_p): Adapt to changed
9095 sh_legitimate_index_p declaration.
9096 (sh_find_mov_disp_adjust): Remove HImode check.
9097 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
9098 disp_addr_displacement and max_mov_insn_displacement.
9099 (max_mov_insn_displacement): Remove HImode check.
9100 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
9101 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
9102 * config/sh/constraints.md (K05, K13): New constraints.
9103 (K12): Correct comment.
9104 (Sdd): Do not use DISP_ADDR_P macro.
9105 (Snd, Sbw): Use satisfies_constraint_Sdd.
9106 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
9107 (*extendhisi2_compact, movhi_i): Remove.
9108 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
9109 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
9110 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
9111 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
9112 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
9113 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
9114 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
9116 Add new peepholes for HImode displacement addressing.
9118 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
9120 * config/sh/sh.h (SIDI_OFF): Remove.
9121 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
9122 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
9125 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
9128 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
9129 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
9130 * doc/md.texi (Standard Names): Add bswap.
9131 * builtin-types.def (BT_UINT16): New primitive type.
9132 (BT_FN_UINT16_UINT16): New function type.
9133 * builtins.def (BUILT_IN_BSWAP16): New.
9134 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
9135 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
9136 expand_builtin_bswap.
9137 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
9138 (fold_builtin_1): Likewise.
9139 (is_inexpensive_builtin): Likewise.
9140 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
9141 missing bits for bswap to libcall code.
9142 * tree.c (build_common_tree_nodes): Build uint16_type_node.
9143 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
9144 (uint16_type_node): New define.
9145 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
9146 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
9148 (rs6000_init_builtins): Likewise.
9149 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
9151 2012-04-11 Tristan Gingold <gingold@adacore.com>
9153 * doc/extend.texi (Type Attributes): Move paragraph.
9155 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
9158 * diagnostic.h (show_caret): Declare.
9159 (caret_max_width): Declare.
9160 (diagnostic_show_locus): Declare.
9161 * diagnostic.c (diagnostic_initialize): Initialize to false.
9162 (diagnostic_show_locus): New.
9163 (diagnostic_report_diagnostic): Call it.
9164 (getenv_columns): New.
9166 (diagnostic_set_caret_max_width): New.
9167 * input.c (read_line): New.
9168 (location_get_source_line): New.
9169 * input.h (location_get_source_line): Declare.
9170 * toplev.c (general_init): Initialize show_caret from options.
9171 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
9172 * opts.c (common_handle_option): Likewise.
9173 * pretty-print.h (pp_get_prefix): New.
9174 (pp_base_get_prefix): New.
9175 * common.opt (fdiagnostics-show-caret): New option.
9176 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
9178 2012-04-11 Richard Guenther <rguenther@suse.de>
9180 PR rtl-optimization/52881
9181 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
9183 2012-04-11 Richard Guenther <rguenther@suse.de>
9185 PR tree-optimization/52912
9186 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
9187 manipulation code we are threading through a loop header
9188 to an exit destination.
9190 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
9192 * tree.h (warn_if_unused_value): Move declaration from here.
9193 * stmt.c (warn_if_unused_value): Move definition from here.
9195 2012-04-10 Michael Matz <matz@suse.de>
9197 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
9199 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
9200 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
9201 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
9202 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
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-data-refs.c (vect_update_misalignment_for_peel):
9209 Rename use of above macros.
9210 (vect_verify_datarefs_alignment): Ditto.
9211 (vector_alignment_reachable_p): Ditto.
9212 (vect_peeling_hash_get_lowest_cost): Ditto.
9213 (vect_enhance_data_refs_alignment): Ditto.
9214 (vect_analyze_group_access): Ditto and rename stride to groupsize.
9215 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
9216 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
9217 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
9218 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
9219 (vect_record_strided_load_vectors): Rename to
9220 vect_record_grouped_load_vectors.
9221 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
9222 (destroy_loop_vec_info): Ditto.
9223 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
9224 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
9225 (vect_analyze_slp): Ditto.
9226 (new_bb_vec_info): Ditto.
9227 (destroy_bb_vec_info): Ditto.
9228 (vect_schedule_slp_instance): Ditto and rename strided_store to
9230 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
9231 vect_cost_group_size.
9232 (vect_model_store_cost): Rename use of above macros and call
9233 to vect_cost_strided_group_size.
9234 (vect_model_load_cost): Ditto.
9235 (vectorizable_store): Ditto, rename strided_store to grouped_store
9236 and calls to renamed tree-vectorizer.h functions.
9237 (vectorizable_load): Ditto.
9238 (vect_transform_stmt): Rename use of above macros and strided_store
9241 2012-04-10 Jan Hubicka <jh@suse.cz>
9243 * cgraph.h: Remove misledaing comment on ipa-ref.h.
9244 (symtab_type): New enum.
9245 (symtab_node): New structure.
9246 (cgraph_node, varpool_node): Add symbol base type.
9247 (cgraph, varpool): New accestor functions.
9248 * cgraph.c (cgraph_create_node_1): Set symbol type.
9249 * varpool.c (varpool_node): Set symbol type.
9251 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
9252 Richard Sandiford <rdsandiford@googlemail.com>
9254 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
9256 2012-04-10 Richard Guenther <rguenther@suse.de>
9259 * gimple-low.c (gimple_check_call_args): Properly account for
9260 compatible aggregate types.
9262 2012-04-10 Richard Guenther <rguenther@suse.de>
9264 * toplev.h (tree_rest_of_compilation): Remove.
9265 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9266 * cgraph.h (tree_rest_of_compilation): Declare.
9267 * tree-optimize.c (tree_rest_of_compilation): Move ...
9268 * cgraphunit.c (tree_rest_of_compilation): ... here.
9269 * cgraph.c (cgraph_add_new_function): Adjust.
9270 * Makefile.in (tree-optimize.o): Adjust.
9271 (cgraphunit.o): Likewise.
9273 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
9275 PR tree-optimization/52870
9276 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
9277 presumed pattern statement is within the same loop or basic block.
9279 2012-04-10 Tristan Gingold <gingold@adacore.com>
9281 * gengtype.c (main): Make uintptr_t a known type.
9283 2012-04-10 Richard Guenther <rguenther@suse.de>
9285 * tree-pass.h (tree_lowering_passes): Remove.
9286 * tree-optimize.c (tree_lowering_passes): Remove.
9287 * cgraph.c (cgraph_add_new_function): Inline relevant parts
9288 of tree_lowering_passes, avoid redundant call of early local passes.
9289 * cgraphunit.c (cgraph_lower_function): Fold into ...
9290 (cgraph_analyze_function): ... its single caller. Inline
9291 relevant parts of tree_lowering_passes.
9293 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
9296 * config/pa/pa.opt: Remove SIO and GNU_LD.
9298 2012-04-09 Jan Hubicka <jh@suse.cz>
9303 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
9304 boundary, add its target too.
9305 * lto.c (add_references_to_partition): Add also aliased nodes.
9306 (add_cgraph_node_to_partition,
9307 add_varpool_node_to_partition): Work on nodes, not functions/variables;
9308 when adding alias, add also the aliased object.
9310 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
9313 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
9314 VOIDmode immediate operands.
9315 * config/i386/constraints.md (Wz): New constraint.
9316 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
9318 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
9321 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
9322 the DECL generated for the special GOT helper.
9324 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
9326 * config/sh/constraints.md: Update list of constraints in
9328 (Sr0): Remove unused memory constraint.
9330 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
9332 * tree-pretty-print.h: Update comment.
9334 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
9336 * config/sh/sh.md: Use braced string notation where applicable.
9337 (*prefetch_i4, prefetch_m2a): Merge into ...
9338 (*prefetch): ... this new insn.
9340 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9342 * config/sh/sh.h (high_life_started): Remove
9343 * config/sh/predicates.md (general_movdst_operand): Use
9344 'reload_in_progress' instead of 'high_life_started'.
9345 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
9346 divsi_inv_fp): Likewise.
9348 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9350 * config/sh/sh-protos.h (prepare_move_operands): Return void
9352 * config/sh/sh.c (prepare_move_operands): Likewise.
9353 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
9355 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9357 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
9358 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
9359 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
9360 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
9361 commutative_float_operator, noncommutative_float_operator,
9362 sh_handle_pragma): Remove.
9364 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
9366 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
9367 Use @option markup on command-line options. Use @samp markup on
9368 literal keywords to options. Use @code markup on code fragments.
9369 Use other markup in preference to quotation marks in the text.
9370 Add markup to some passages without any.
9372 2012-04-06 Mike Stump <mikestump@comcast.net>
9374 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
9376 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9378 * config/sh/sh.c (hi_const): Remove.
9379 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
9382 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9384 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
9386 * config/sh/sh.c (sh_expand_t_scc): Likewise.
9387 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
9388 calling sh_expand_t_scc.
9390 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9392 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
9393 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
9394 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
9395 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
9396 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
9397 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
9398 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
9399 sh2a_is_function_vector_call): Use bool as return type.
9400 (sh_pass_in_reg_p): Remove.
9401 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
9402 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
9403 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
9404 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
9405 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
9406 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
9407 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
9408 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
9409 sh_loads_bankedreg_p): Use bool as return type.
9410 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
9411 'register' modifier.
9413 2012-04-06 Matt Turner <mattst88@gmail.com>
9415 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
9417 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
9419 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
9420 of the destination isn't also a FP_REGS register.
9422 2012-04-05 Teresa Johnson <tejohnson@google.com>
9423 H.J. Lu <hongjiu.lu@intel.com>
9425 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
9426 * config/i386/i386.md (move immediate to memory peephole2):
9427 Add cases for HImode move when LCP stall avoidance is needed.
9428 * config/i386/i386.c (initial_ix86_tune_features): Initialize
9429 X86_TUNE_LCP_STALL entry.
9431 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
9434 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
9435 CONST_INT operands, zero-extended with AND.
9437 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
9440 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
9441 first argument instead of mode size. Move displacement calculations
9443 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
9444 ... these new functions.
9445 (disp_adjust): Remove max_mov_disp field.
9446 (sh_legitimate_index_p): Use max_mov_insn_displacement and
9447 mov_insn_alignment_mask.
9448 (sh_address_cost): Use max_mov_insn_displacement.
9450 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
9452 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
9453 (arch_enabled): Handle new arch types.
9454 (one_cmpldi2): Add NEON support.
9456 2012-04-05 Richard Guenther <rguenther@suse.de>
9458 * gimple.c (walk_gimple_op): Compute val_only for the LHS
9459 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
9460 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
9461 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
9462 ... here and make static.
9463 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
9466 2012-04-05 Richard Guenther <rguenther@suse.de>
9468 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
9469 basic-block before removing it.
9471 2012-04-05 Richard Guenther <rguenther@suse.de>
9473 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
9474 version namespace as we release the freelist.
9476 2012-04-05 Richard Guenther <rguenther@suse.de>
9478 * tree-nrv.c (tree_nrv): Release VDEFs.
9479 * tree-sra.c (sra_modify_constructor_assign): Likewise.
9480 (sra_modify_assign): Likewise.
9481 * tree-vect-stmts.c (vect_remove_stores): Likewise.
9482 * tree-vect-loop.c (vect_transform_loop): Likewise.
9483 * tree-ssa-dom.c (optimize_stmt): Likewise.
9484 * tree-vect-slp.c (vect_schedule_slp): Likewise.
9485 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
9487 2012-04-05 Richard Guenther <rguenther@suse.de>
9489 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
9491 * gimple.h (gsi_remove): Adjust.
9492 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
9493 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
9494 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
9495 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
9496 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
9497 * tree-ssa-pre.c (eliminate): Likewise.
9499 2012-04-04 Mike Stump <mikestump@comcast.net>
9501 * doc/rtl.texi (const_double): Document as sign-extending.
9502 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
9503 * emit-rtl.c (immed_double_int_const): Refine to state the
9505 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
9506 CONST_DOUBLE integers.
9507 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
9508 negative values are converted. Fix conversions bigger than
9509 HOST_BITS_PER_WIDE_INT.
9510 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
9511 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
9512 * explow.c (plus_constant_mode): Add.
9513 (plus_constant): Implement with plus_constant_mode.
9514 * rtl.h (plus_constant_mode): Add.
9516 2012-04-04 Richard Guenther <rguenther@suse.de>
9518 PR tree-optimization/52808
9519 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
9520 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
9522 2012-04-04 Tristan Gingold <gingold@adacore.com>
9524 * expr.c (expand_expr_real_2): Handle larger sizetype in
9527 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9529 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
9530 to m2a-single instead of m2e.
9532 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9534 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
9535 Change type of BITOFFSET to signed. Make sure the lower bound of
9536 the computed range is non-negative by adjusting OFFSET and BITPOS.
9537 (expand_assignment): Adjust call to get_bit_range.
9539 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
9541 * h8300/h8300.c (h8300_current_function_monitor_function_p):
9542 New function. Added to check monitor functions.
9543 (h8300_option_override): Modified to generate error/warning
9544 messages for invalid combinations of different command line
9546 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
9547 save EXR on stack for monitor function in case of H8S target
9548 when "-mno-exr" is passed.
9549 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
9551 * doc/invoke.texi: Document H8S options.
9553 2012-04-03 Tristan Gingold <gingold@adacore.com>
9555 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
9556 of gcc_AC_FUNC_MMAP_BLACKLIST.
9557 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
9558 * Makefile.in (aclocal_deps): Add mmap.m4.
9559 * configure: Regenerate.
9560 * aclocal.m4: Regenerate.
9562 2012-04-03 Richard Guenther <rguenther@suse.de>
9564 PR tree-optimization/52808
9565 * tracer.c (tail_duplicate): Return whether we have duplicated
9567 (tracer): If we have duplicated any block, cleanup the CFG.
9568 * cfghooks.c (duplicate_block): If we duplicated a loop
9569 header but not its loop, destroy the loop because it now has
9571 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
9572 the cfg manipulation routines we are not creating a multiple
9575 2012-04-03 Tristan Gingold <gingold@adacore.com>
9577 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
9579 (vms_c_common_override_options): Allow parameterless variadic
9582 2012-04-03 Jakub Jelinek <jakub@redhat.com>
9584 PR tree-optimization/52835
9585 * tree-data-ref.c (build_rdg): Return NULL if
9586 compute_data_dependences_for_loop failed.
9588 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9590 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
9591 for REAL_CST as well.
9592 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
9593 In the bitfield case, if the value is a REAL_CST, convert it first to
9596 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
9598 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
9599 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
9600 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
9602 * config/i386/biarchx32.h: New.
9604 2012-04-02 Anatoly Sokolov <aesok@post.ru>
9606 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
9607 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
9608 (arm_preferred_reload_class): New function.
9610 2012-04-02 Richard Guenther <rguenther@suse.de>
9612 PR tree-optimization/52756
9613 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
9614 (thread_through_loop_header): After threading through the loop latch
9615 remove the split part from the loop and clear further threading
9616 opportunities that would create a multiple entry loop.
9618 2012-04-02 Richard Guenther <rguenther@suse.de>
9620 PR rtl-optimization/52800
9621 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
9622 CLEANUP_CFG_CHANGED.
9624 2012-04-02 Richard Guenther <rguenther@suse.de>
9627 * loop-init.c (gate_handle_loop2): Destroy loops here if
9628 we don't enter RTL loop optimizers.
9630 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
9633 2012-03-29 Richard Guenther <rguenther@suse.de>
9635 * rtl.h (extended_count): Remove.
9636 * combine.c (extended_count): Remove.
9638 2012-04-02 Dodji Seketeli <dodji@redhat.com>
9641 * pt.c (more_specialized_fn): Don't apply decay conversion to
9642 types of function parameters.
9644 2012-04-02 Tristan Gingold <gingold@adacore.com>
9646 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
9647 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
9648 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
9649 (ggc_pch_this_base): Use uintptr_t instead of size_t.
9651 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
9654 * config/i386/i386.c (ix86_option_override_internal): Don't
9655 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
9657 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
9659 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
9660 (stmt_can_make_abnormal_goto): Use it.
9661 (is_ctrl_altering_stmt): Likewise.
9663 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
9664 Kaz Kojima <kkojima@gcc.gnu.org>
9666 * config/sh/sh.c (push_regs): Skip banked registers when
9667 resbank attribute is specified.
9668 (sh_expand_epilogue): Likewise.
9670 2012-03-30 Richard Henderson <rth@redhat.com>
9673 * combine-stack-adj.c (prev_active_insn_bb): New.
9674 (next_active_insn_bb): New.
9675 (force_move_args_size_note): New.
9676 (combine_stack_adjustments_for_block): Use it.
9678 2012-03-30 Richard Henderson <rth@redhat.com>
9680 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
9681 (ix86_expand_vector_init_duplicate): Initialize it.
9682 (expand_vec_perm_palignr): Likewise.
9683 (ix86_expand_vec_perm_const): Likewise.
9684 (ix86_vectorize_vec_perm_const_ok): Likewise.
9685 (expand_vec_perm_blend): Use it.
9686 (expand_vec_perm_vpermil): Likewise.
9687 (expand_vec_perm_pshufb): Likewise.
9688 (expand_vec_perm_1): Likewise.
9689 (expand_vec_perm_pshuflw_pshufhw): Likewise.
9690 (expand_vec_perm_interleave2): Likewise.
9691 (expand_vec_perm_vpermq_perm_1): Likewise.
9692 (expand_vec_perm_vperm2f128): Likewise.
9693 (expand_vec_perm_interleave3): Likewise.
9694 (expand_vec_perm_vperm2f128_vblend): Likewise.
9695 (expand_vec_perm_vpshufb2_vpermq): Likewise.
9696 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
9697 (expand_vec_perm_broadcast): Likewise.
9698 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
9700 2012-03-30 Richard Henderson <rth@redhat.com>
9702 * dwarf2out.c (gen_variable_die): Initialize off.
9704 2012-03-30 Tristan Gingold <gingold@adacore.com>
9706 * config/vms/vms-f.c: New file.
9707 * config/vms/t-vms (vms-f.o): New rule.
9708 * config.gcc (*-*-*vms*): Define fortran_target_objs.
9710 2012-03-30 Richard Guenther <rguenther@suse.de>
9712 PR tree-optimization/52754
9713 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
9714 propagate arbitrary addresses into really plain dereferences.
9716 2012-03-30 Richard Guenther <rguenther@suse.de>
9719 * except.c (emit_to_new_bb_before): Move loop updating ...
9720 (dw2_build_landing_pads): ... here. Use a proper block for
9721 querying the loop father.
9723 2012-03-30 Tristan Gingold <gingold@adacore.com>
9725 * config/ia64/ia64.c (ia64_section_type_flags): Remove
9726 common_object attribute handling.
9727 (SECTION_VMS_OVERLAY): Remove
9728 (ia64_vms_common_object_attribute): Replace abort with an assert.
9729 Do not set DECL_SECTION_NAME.
9730 (ia64_vms_output_aligned_decl_common): Handle common_object
9732 (ia64_vms_elf_asm_named_section): Remove.
9733 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
9735 2012-03-30 Richard Guenther <rguenther@suse.de>
9738 * double-int.c (rshift_double): Remove not needed cast.
9740 2012-03-30 Richard Guenther <rguenther@suse.de>
9742 * tree-affine.h (print_aff): Remove.
9743 * tree-affine.c (print_aff): Make static.
9744 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
9745 (get_references_in_stmt): Likewise.
9746 (print_direction_vector): Likewise.
9747 (print_dir_vectors): Likewise.
9748 (print_dist_vectors): Likewise.
9749 (dump_subscript): Likewise.
9750 (dump_ddrs): Likewise.
9751 (dump_dist_dir_vectors): Likewise.
9752 (dump_data_references): Likewise.
9753 (dump_data_dependence_relation): Likewise.
9754 (dump_data_dependence_direction): Likewise.
9755 (dump_rdg_vertex): Likewise.
9756 (dump_rdg_component): Likewise.
9757 (debug_ddrs): Declare.
9758 (struct data_ref_loc_d): Move ...
9759 * tree-data-ref.c (struct data_ref_loc_d): ... here.
9760 (get_references_in_stmt): Make static.
9761 (dump_data_references): Likewise.
9762 (dump_subscript): Likewise.
9763 (print_direction_vector): Likewise.
9764 (print_dir_vectors): Likewise.
9765 (print_dist_vectors): Likewise.
9766 (dump_data_dependence_relation): Likewise.
9767 (dump_dist_dir_vectors): Likewise.
9768 (dump_ddrs): Likewise.
9769 (dump_rdg_vertex): Likewise.
9770 (dump_rdg_component): Likewise.
9771 (debug_ddrs): New function.
9772 (access_matrix_get_index_for_parameter): Remove.
9774 2012-03-30 Tristan Gingold <gingold@adacore.com>
9776 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
9777 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
9778 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
9779 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
9780 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
9781 (vms_patch_builtins): Handle new flags
9782 * config/vms/vms-crtlmap.map: Completed using nm on
9783 c and math system libraries.
9784 * config/vms/make-crtlmap.awk: Handle any number of flags.
9786 2012-03-30 Martin Jambor <mjambor@suse.cz>
9788 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
9789 is a builtin_stack_save in a dominating BB.
9791 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
9793 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
9794 crossing 128bit lane boundary.
9796 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
9798 * ira-color.c (setup_left_conflict_sizes_p): Process all
9799 conflicting objects.
9801 2012-03-29 Jakub Jelinek <jakub@redhat.com>
9803 PR tree-optimization/52760
9804 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
9805 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
9807 2012-03-29 Richard Guenther <rguenther@suse.de>
9809 * cgraph.h (cgraph_materialize_all_clones): Remove.
9810 (reset_inline_failed): Likewise.
9811 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
9812 * cgraphbuild.c (reset_inline_failed): Remove.
9813 * rtl.h (cse_main): Remove.
9814 (extended_count): Likewise.
9815 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
9816 (cse_main): Make static.
9817 * combine.c (extended_count): Remove.
9818 (dump_combine_stats): Mark as DEBUG_FUNCTION.
9819 * basic-block.h (reorder_basic_blocks): Remove.
9820 * bb-reorder.c (reorder_basic_blocks): Make static.
9821 * Makefile.in (dse.o): Remove dse.h dependency.
9823 * dse.c (gate_dse): Remove.
9824 (clear_alias_mode_eq): Likewise.
9825 (clear_alias_mode_hash): Likewise.
9826 (dse_record_singleton_alias_set): Likewise.
9827 (dse_invalidate_singleton_alias_set): Likewise.
9829 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
9831 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
9832 crtbegin_so%O%s for -shared.
9833 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
9835 2012-03-29 Richard Guenther <rguenther@suse.de>
9837 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
9838 (add_to_value): Remove.
9839 (print_value_expressions): Likewise.
9840 * tree-ssa-pre.c (add_to_value): Make static.
9841 (print_value_expressions): Likewise.
9842 * gimple.h (gimple_adjust_this_by_delta): Remove.
9843 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
9845 2012-03-29 Richard Guenther <rguenther@suse.de>
9848 * double-int.h (rshift_double): Remove.
9849 * double-int.c (lshift_double): Use absu_hwi to make count positive.
9850 (rshift_double): Make static, take unsigned count argument,
9851 remove handling of negative count argument.
9852 (double_int_rshift): Dispatch to lshift_double.
9854 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
9856 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
9859 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
9860 (SPEC_X32): Likewise.
9861 (MULTILIB_DEFAULTS): Likewise.
9863 * config/i386/i386.c (isa_opts): Remove -m64.
9864 (ix86_target_string): Properly handle -m32/-m64/-mx32.
9865 (ix86_option_override_internal): Properly
9866 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
9867 handle -m32, -m64 and -mx32.
9869 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
9870 with OPTION_ABI_X32. Moved after TARGET_LP64.
9871 (TARGET_LP64): Changed to OPTION_ABI_64.
9873 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
9874 (mx32): Replace ISA_X32 with ABI_X32.
9876 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
9878 * tree.c (tree_size) <VECTOR_CST>: New case.
9880 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
9882 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
9883 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
9885 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9888 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
9889 __builtin_va_start to __builtin_next_arg if the latter is
9890 builtin_decl_explicit_p rather than when it is not.
9893 * tree-vect-generic.c (vector_element): Perform multiplication
9894 for pos in bitsizetype type instead of idx type.
9896 2012-03-28 Richard Guenther <rguenther@suse.de>
9898 * loop-init.c (loop_optimizer_init): If loops are preserved
9899 perform incremental initialization of required loop features.
9900 (loop_optimizer_finalize): If loops are to be preserved only
9901 clean up optional loop features.
9902 (rtl_loop_done): Forcefully free loops here.
9903 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
9904 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
9906 (construct_init_block): Likewise.
9907 (construct_exit_block): Likewise.
9908 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
9909 the CFG after expanding.
9910 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
9911 If we needed to calculate them, free them afterwards.
9912 * tree-pass.h (PROP_loops): New define.
9913 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
9914 * basic-block.h (CLEANUP_CFG_CHANGED): New.
9915 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
9916 (cleanup_cfg): If we did something and have loops around, fix them up.
9917 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
9918 with CLEANUP_CFG_CHANGED.
9919 * cfghooks.c (merge_blocks): If we merge a loop header into
9920 its predecessor, update the loop structure.
9921 (duplicate_block): If we copy a loop latch, adjust loop state
9922 to note we may have multiple latches.
9923 (delete_basic_block): Mark loops for fixup if we remove a loop.
9924 * cfganal.c (forwarder_block_p): Protect loop latches, headers
9926 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
9927 (cfg_layout_can_merge_blocks_p): Likewise.
9928 * cprop.c (bypass_block): If we create a loop with multiple
9929 entries, mark it for removal.
9930 * except.c (emit_to_new_bb_before): Add the new basic-block
9932 * tree-eh.c (lower_resx): Likewise.
9933 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
9934 (expand_omp_taskreg): Likewise.
9935 * tree-inline.c (initialize_cfun): Likewise.
9936 * tree-mudflap.c (add_bb_to_loop): Prototype.
9937 (mf_build_check_statement_for): Properly add new basic-blocks
9939 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
9940 if we remove a loop.
9941 (thread_through_loop_header): Likewise.
9942 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
9943 new basic-blocks to existing loops.
9944 (expand_transaction): Likewise.
9945 * Makefile.in (except.o): Add $(CFGLOOP_H).
9947 (cgraph.o): Likewise.
9948 (cprop.o): Likewise.
9949 (cfgexpand.o): Likewise.
9950 (cfganal.o): Likewise.
9951 (trans-mem.o): Likewise.
9952 (tree-eh.o): Likewise.
9954 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9957 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
9958 (avr_builtin_decl): New static function.
9959 (struct avr_builtin_description, avr_bdesc): Move up.
9960 Add GTY marker. Add field fndecl. Remove redundant field id.
9961 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
9962 (avr_expand_builtin): Code cleanup because .id is removed.
9964 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9967 * config.gcc (tm_file): Remove avr/multilib.h.
9969 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
9971 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
9972 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
9973 * config/avr/t-avr: Remove generation of multilib.h.
9974 * config/avr/t-multilib: Regenerate.
9975 * config/avr/multilib.h: Remove.
9976 * config/avr/avr.opt (-msp8): New option.
9977 (avr_sp8): New variable.
9978 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
9979 * config/avr/avr.h (AVR_HAVE_SPH): New define.
9980 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
9981 (avr_device_to_sp8): New prototype.
9982 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
9983 (DRIVER_SELF_SPECS): New define.
9984 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
9985 __AVR_SP8__, __AVR_HAVE_SPH__.
9986 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
9987 AVR_HAVE_8BIT_SP to decide if SP_H is present.
9988 (avr_file_start): Ditto.
9990 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9993 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
9994 instead of 8 in adjust_address.
9996 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
9999 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
10002 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
10005 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
10006 Rearrange conditional logic. Move displacement address calculations
10008 (sh_find_mov_disp_adjust): ... this new function.
10010 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
10012 * config/arm/arm.opt (mapcs): Remove MaskExists.
10013 * config/cris/linux.opt (mno-gotplt): Likewise.
10014 * config/i386/i386.opt (mhard-float): Likewise.
10016 (mno-sse4): Likewise.
10017 * config/m68k/m68k.opt (mhard-float): Likewise.
10018 * config/mep/mep.op (mcop32): Likewise.
10019 * config/pa/pa-hpux.opt (msio): Likewise.
10020 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
10021 * config/picochip/picochip.opt (mlittle): Likewise.
10022 * config/sh/sh.opt (mrenesas): Likewise.
10023 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
10024 * config/sparc/sparc.opt (mhard-float): Likewise.
10025 * config/v850/v850.opt (mv850es): Likewise.
10026 * config/vax/vax.opt (mg-float): Likewise.
10028 2012-03-27 Martin Jambor <mjambor@suse.cz>
10030 PR middle-end/52693
10031 * tree-sra.c (sra_modify_assign): Do not call
10032 load_assign_lhs_subreplacements when working with an unscalarizable
10035 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
10038 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
10040 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
10041 * config/i386/i386.c: Include reload.h.
10042 (ix86_legitimize_reload_address): New function.
10044 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
10046 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
10047 hasn't been allocated. Define a target macro for Mask and
10048 InverseMask if it hasn't been defined. Remove MaskExists handling.
10050 * doc/options.texi: Remove MaskExists.
10052 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
10055 * config/sh/sh.c (find_barrier): Add equality check of last_got
10056 to avoid going above orig insn. Update comments.
10058 2012-03-27 Richard Guenther <rguenther@suse.de>
10060 PR middle-end/52720
10061 * fold-const.c (try_move_mult_to_index): Handle &x.array more
10064 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
10066 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
10067 of a unit before computing the offset in units.
10068 * expr.c (get_bit_range): Return the null range if the enclosing record
10069 is part of a larger bit field.
10071 2012-03-27 Tristan Gingold <gingold@adacore.com>
10073 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
10074 * config/ia64/ia64.md: Remove mode in template.
10075 Sign extend operand in expand_simple_binop.
10076 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
10077 CASE_VECTOR_MODE instead of TARGET_ILP32.
10078 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
10080 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
10082 * varasm.c (assemble_external): #if 0 out the new assert from the
10083 previous commit, it breaks the Java and Go front ends.
10085 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
10087 * toplev.c (check_global_declaration_1): Do not call assemble_external.
10088 * expr.c (emit_block_move_libcall_fn): Likewise.
10089 (clear_storage_libcall_fn): Likewise.
10090 (expand_expr_addr_expr_1): Likewise.
10091 (expand_expr_real_1): Likewise.
10092 * calls.c (rtx_for_function_call): Likewise.
10094 * varasm.c (assemble_external): Assert this function is only called
10095 during or after expanding to RTL.
10097 2012-03-26 Martin Jambor <mjambor@suse.cz>
10099 PR tree-optimization/50052
10100 * tree-sra.c (tree_non_aligned_mem_p): Removed.
10101 (tree_non_aligned_mem_for_access_p): Likewise.
10102 (build_accesses_from_assign): Removed strict alignment requirements
10104 (access_precludes_ipa_sra_p): Likewise.
10106 2012-03-26 Richard Guenther <rguenther@suse.de>
10108 PR tree-optimization/52701
10109 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
10110 compute and set the evolution part of PHI nodes.
10112 2012-03-26 Richard Guenther <rguenther@suse.de>
10114 PR tree-optimization/52721
10115 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
10117 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
10119 PR tree-optimization/52686
10120 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
10123 2012-03-26 Tristan Gingold <gingold@adacore.com>
10125 * config/alpha/vms.h (LINK_SPEC): Simplify.
10126 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
10127 (NAME__MAIN, SYMBOL__MAIN): Remove.
10128 (VMS_DEBUG_MAIN_POINTER): Remove.
10129 * config/ia64/vms.h: Likewise.
10130 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
10131 code to vms.c. Call vms_start_function.
10132 * config/ia64/ia64.c (ia64_start_function): Likewise.
10133 * config/vms/vms-protos.h (vms_start_function): Declare.
10134 * config/vms/vms.c (vms_start_function): New function.
10135 * config/vms/vms.h (MATH_LIBRARY): Define.
10136 (VMS_DEBUG_MAIN_POINTER): Define.
10138 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
10140 PR rtl-optimization/52629
10141 * reload1.c (count_pseudo): Short-circuit common case.
10142 (count_spilled_pseudo): Return early for pseudos without hard regs.
10143 Assert that the pseudo has got a hard reg before manipulating it.
10145 2012-03-24 Jan Hubicka <jh@suse.cz>
10148 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
10149 (decide_is_variable_needed): Do not handle toplevel reorder here.
10150 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
10151 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
10154 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
10156 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
10157 and str_bitsize instead of more convoluted expressions.
10159 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
10162 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
10164 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
10167 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
10169 2012-03-23 Martin Jambor <mjambor@suse.cz>
10171 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
10173 2012-03-23 Richard Guenther <rguenther@suse.de>
10175 PR tree-optimization/52678
10176 * tree-vectorizer.h (struct _stmt_vec_info): Add
10177 loop_phi_evolution_part member.
10178 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
10179 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
10180 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
10181 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10182 Use the cached evolution part and the PHI nodes value from
10183 the loop preheader edge instead of re-analyzing the evolution.
10185 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10187 * config/mips/mips-tables.opt: Update.
10188 * config/mips/mips.md (processor): Add xlp.
10189 * config/mips/mips-cpus.def: Add xlp.
10190 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
10192 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
10193 * doc/invoke.texi: Mention XLP.
10195 2012-03-22 Jakub Jelinek <jakub@redhat.com>
10197 PR middle-end/52547
10198 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
10199 on any new_local_var_chain vars declared during recursing on
10200 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
10202 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
10204 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
10205 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
10206 (ASM_OUTPUT_LOCAL): Ditto.
10207 (ASM_OUTPUT_COMMON): Remove.
10208 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
10209 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
10211 2012-03-22 Jan Hubicka <jh@suse.cz>
10213 PR middle-end/51737
10214 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
10216 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
10217 * ipa-inline-transform.c (save_inline_function_body): Remove
10218 copied clone if needed.
10219 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
10221 2012-03-22 Richard Guenther <rguenther@suse.de>
10223 PR middle-end/52666
10224 * fold-const.c (fold_ternary_loc): Fix typo.
10226 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
10229 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
10230 (unspecv): Add UNSPECV_MEMORY_BARRIER.
10231 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
10232 (delay_cycles_1, delay_cycles_2): Ditto.
10233 (delay_cycles_3, delay_cycles_4): Ditto.
10234 (nopv, *nopv): Ditto.
10235 (sleep, *sleep): Ditto.
10236 (wdr, *wdr): Ditto.
10238 2012-03-22 Richard Guenther <rguenther@suse.de>
10240 PR tree-optimization/52548
10241 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
10242 because of clobbers.
10243 (prune_clobbered_mems): New function.
10244 (compute_antic_aux): Use it to prune ANTIC_OUT.
10245 (compute_partial_antic_aux): Use it to prune PA_IN.
10246 (compute_avail): Only insert expressions into EXP_GEN that are not
10247 invalidated when translated up to the beginning of the block.
10249 2012-03-22 Richard Guenther <rguenther@suse.de>
10251 PR tree-optimization/52638
10252 * tree-vect-stmts.c (vect_init_vector_1): New function, split
10254 (vect_init_vector): ... here. Handle scalar vector inits.
10255 (vect_get_vec_def_for_operand): Adjust.
10256 (vectorizable_load): Likewise.
10258 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
10260 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
10261 (alpha*-*-freebsd*): Ditto.
10262 (alpha*-*-netbsd*): Ditto.
10263 (alpha*-*-openbsd*): Ditto.
10264 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
10265 (DWARF2_DEBUGGING_INFO): Remove.
10266 (PREFERRED_DEBUGGING_TYPE): Remove.
10267 (ASM_FINAL_SPEC): Remove.
10268 (IDENT_ASM_OP): Remove.
10269 (ASM_OUTPUT_IDENT): Remove.
10270 (SKIP_ASM_OP): Remove.
10271 (ASM_OUTPUT_SKIP): Remove.
10272 (ALIGN_ASM_OP): Remove.
10273 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
10274 (ASM_OUTPUT_CASE_LABEL): Remove.
10275 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
10276 (COMMON_ASM_OP): Remove.
10277 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
10278 (ASCII_DATA_ASM_OP): Remove.
10279 (READONLY_DATA_SECTION_ASM_OP): Remove.
10280 (INIT_SECTION_ASM_OP): Remove.
10281 (FINI_SECTION_ASM_OP): Remove.
10282 (ASM_SECTION_START_OP): Remove.
10283 (ASM_OUTPUT_SECTION_START_FILE): Remove.
10284 (TARGET_ASM_NAMED_SECTION): Remove.
10285 (TARGET_ASM_SELECT_SECTION): Remove.
10286 (MAKE_DECL_ONE_ONLY): Remove.
10287 (TYPE_ASM_OP): Remove.
10288 (SIZE_ASM_OP): Remove.
10289 (ASM_WEAKEN_LABEL): Remove.
10290 (TYPE_OPERAND_FMT): Remove.
10291 (ASM_DECLARE_RESULT): Remove.
10292 (ASM_DECLARE_OBJECT_NAME): Remove.
10293 (ASM_FINISH_DECLARE_OBJECT): Remove.
10294 (ELF_ASCII_ESCAPES): Remove.
10295 (ELF_STRING_LIMIT): Remove.
10296 (STRING_ASM_OP): Remove.
10297 (ASM_OUTPUT_EXTERNAL): Remove.
10298 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
10299 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
10301 (ASM_DECLARE_FUNCTION_NAME): Ditto.
10302 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
10303 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
10304 (ASM_OUTPUT_SKIP): Ditto.
10305 (READONLY_DATA_SECTION_ASM_OP): Remove.
10306 (USER_LABEL_PREFIX): Remove.
10307 (ASM_OUTPUT_ASCII): Remove.
10308 (ASM_OUTPUT_CASE_LABEL): Remove.
10309 (NO_DOLLAR_IN_LABEL): Undefine.
10311 2012-03-22 Richard Guenther <rguenther@suse.de>
10313 PR tree-optimization/52459
10314 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
10315 PHI insertion for calls.
10317 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
10319 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
10320 find_sets_in_insn, canonicalize_insn): Split out from ...
10321 (cse_insn): ... here.
10322 (invalidate_from_clobbers): Take an insn instead of the pattern.
10324 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
10327 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
10328 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
10329 * config/sh/sh.md (sindf2, cosdf2): Remove.
10331 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
10334 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
10335 prologue for unwinder and profiler.
10337 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
10339 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
10340 Introduce emul_name to select the right linker emulation for
10341 powerpc64-*-freebsd*.
10342 * configure: Regenerate.
10343 * config.gcc: Add bits to support powerpc64-*-freebsd*.
10344 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
10345 * config/rs6000/freebsd64.h: New file.
10346 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
10348 (rs6000_savres_strategy): Likewise.
10349 (rs6000_savres_routine_name): Likewise.
10350 (rs6000_elf_file_end): Likewise.
10351 * config/rs6000/t-freebsd64: New file.
10352 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
10353 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
10355 * config/rs6000/freebsd64.h: Remove duplicated entries from last
10357 * config/rs6000/t-freebsd64: Likewise.
10359 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
10361 PR rtl-optimization/52543
10363 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
10364 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
10365 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
10366 (avr_load_libgcc_p): Restrict to __flash loads.
10367 (avr_out_lpm): Only handle 1-byte loads from __flash.
10368 (avr_load_lpm): New function.
10369 (avr_find_unused_d_reg): Remove.
10370 (avr_out_lpm_no_lpmx): Remove.
10371 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
10372 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
10373 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
10374 (load_<mode>, load_<mode>_clobber): New insns.
10375 (mov<mode>): For multi-byte move from non-generic
10376 16-bit address spaces: Expand to load_<mode> resp.
10377 load_<mode>_clobber.
10378 (load<mode>_libgcc): Remove expander.
10379 (split-lpmx): Remove split.
10381 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
10383 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
10384 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
10385 All callers changed.
10386 (Fixed_core_reg): New feature.
10387 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
10389 * neon-testgen.ml: Handle Fixed_core_reg.
10391 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
10393 * config/arm/arm.c (thumb2_reorg): Add complete support
10394 for 16-bit instructions.
10395 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
10397 2012-03-21 Richard Guenther <rguenther@suse.de>
10399 PR tree-optimizer/52636
10400 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
10401 to the appropriate type.
10403 2012-03-21 Richard Guenther <rguenther@suse.de>
10405 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
10407 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
10408 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
10409 * passes.c (init_optimization_passes): Remove pass_init_function,
10410 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
10411 * tree-pass.h (pass_init_function): Remove.
10412 (pass_jump): Remove.
10413 (pass_initial_value_sets): Remove.
10414 (pass_unshare_all_rtl): Remove.
10415 * integrate.c (pass_initial_value_sets): Remove.
10416 * emit-rtl.c (pass_unshare_all_rtl): Remove.
10417 * tree.h (init_function_for_compilation): Remove.
10418 * function.c (init_function_for_compilation): Remove.
10419 (pass_init_function): Remove.
10420 * cfgcleanup.c (rest_of_handle_jump): Remove.
10421 (pass_jump): Remove.
10423 2012-03-20 Jason Merrill <jason@redhat.com>
10425 * tree-streamer-in.c (streamer_alloc_tree): Call
10426 ggc_alloc_zone_cleared_tree_node instead of
10427 ggc_alloc_zone_cleared_tree_node_stat.
10429 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
10431 * doc/extend.texi (Template Instantiation): Remove anachronisms.
10433 2012-03-20 Jakub Jelinek <jakub@redhat.com>
10436 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
10437 (ix86_expand_vec_perm_const_1): Call it.
10439 * config/i386/i386.c (vselect_insn): New variable.
10440 (init_vselect_insn): New function.
10441 (expand_vselect, expand_vselect_insn): Add testing_p argument.
10442 Call init_vselect_insn if vselect_insn is NULL. Adjust
10443 PATTERN (vselect_insn), instead of creating a new insn each time,
10444 only emit a copy of it if not testing and recog has been successful.
10445 (expand_vec_perm_pshufb, expand_vec_perm_1,
10446 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
10450 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
10451 ("enabled" attribute): Handle avx2 and noavx2 isas.
10452 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
10454 (vec_dup<mode>): Add avx2 =x,x alternative.
10455 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
10456 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
10457 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
10458 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
10460 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
10461 if possible, handle also V8SFmode.
10463 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
10465 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
10466 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
10467 reg_or_zero_operand predicate.
10468 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
10470 2012-03-20 Jakub Jelinek <jakub@redhat.com>
10472 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
10473 If operand isn't UNSPEC, return 0.
10475 2012-03-20 Richard Guenther <rguenther@suse.de>
10477 * tree-pass.h (pass_rtl_eh): Remove.
10478 * except.c (gate_handle_eh): Likewise.
10479 (rest_of_handle_eh): Likewise.
10480 (pass_rtl_eh): Likewise.
10481 (finish_eh_generation): Export.
10482 * except.h (finish_eh_generation): Declare.
10483 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
10484 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
10485 after expanding stack alignment. Instead of compacting blocks
10488 2012-03-20 Richard Guenther <rguenther@suse.de>
10490 * stor-layout.c (finish_bitfield_representative): Fallback
10491 to conservative maximum size if the padding up to the next
10492 field cannot be computed as a constant.
10493 (finish_bitfield_layout): If we cannot compute the distance
10494 between the start of the bitfield representative and the
10495 bitfield member start a new representative.
10496 * expr.c (get_bit_range): The distance between the start of
10497 the bitfield representative and the bitfield member is zero
10498 if the field offsets are not constants.
10500 2012-03-20 Tristan Gingold <gingold@adacore.com>
10502 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
10503 convert in lowercase.
10504 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
10505 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
10506 * stor-layout.c (sizetype_tab): Adjust.
10507 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
10508 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
10509 instead of type_kind_last.
10510 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
10511 instead of size_int_kind.
10512 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
10513 * doc/tm.texi: Regenerate.
10514 * defaults.h (SIZETYPE): Provide a default value.
10515 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
10516 (SIZETYPE): Define.
10518 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
10520 * config/sh/sh.md: Use braced string notation where applicable.
10522 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10524 * config/i386/i386.md (allocate_stack): Simplify.
10526 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10528 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
10529 copy_to_mode_reg (Pmode, ...).
10530 (expand_builtin_frame_address): Ditto.
10531 * expr.c (emit_block_move_via_libcall): Ditto.
10532 (set_storage_via_libcall): Ditto.
10534 * config/i386/i386.c (ix86_expand_movmem): Ditto.
10535 (ix86_expand_setmem): Ditto.
10536 (ix86_trampoline_init): DItto.
10537 * config/i386/i386.md (cmpstrnsi): Ditto.
10539 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
10541 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
10542 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
10543 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
10544 (SH Options): Likewise.
10546 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10548 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
10549 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
10550 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
10551 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
10552 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
10555 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10557 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10558 * config/i386/i386.c (ix86_decompose_address): Use
10559 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10560 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10561 thread pointer to a register.
10564 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
10566 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
10567 if Pmode != word_mode.
10568 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
10569 Pmode == SImode for TARGET_X32.
10571 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
10572 (tls_initial_exec_x32): Likewise.
10574 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
10577 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
10578 DISP_ADDR_OFFSET): New macros.
10579 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
10580 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
10581 (sh_legitimize_address): Add QImode displacement handling.
10582 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
10584 (sh_secondary_reload): Add QImode displacement handling.
10585 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
10586 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
10587 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
10588 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
10589 to register operands only.
10590 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
10591 (extendqihi2): Change insn to expander.
10592 (*extendqihi2_compact_reg): New insn.
10593 (movqi_i, movqi): Replace with ...
10594 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
10595 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
10596 Add new peepholes for QImode displacement addressing.
10598 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
10601 * doc/invoke.texi: Document -Wuseless-cast.
10603 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
10605 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
10606 * tree.h (handled_component_p): Reorder cases.
10607 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
10608 not initialize unsignedp.
10609 (loc_list_from_tree): Likewise.
10610 (fortran_common): Likewise.
10611 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10613 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10615 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
10616 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
10617 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
10618 (ix86_split_long_move): Ditto.
10619 (legitimize_tls_address): Use ix86_gen_sub3.
10620 (construct_plt_address): Assert that Pmode == DImode.
10622 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
10624 * config/i386/i386.md: Remove empty predicates and/or constraints.
10625 * config/i386/sync.md: Ditto.
10626 * config/i386/sse.md: Ditto.
10627 * config/i386/mmx.md: Ditto.
10628 * config/i386/pentium.md: Ditto.
10629 * config/i386/athlon.md: Ditto.
10631 2012-03-16 Richard Guenther <rguenther@suse.de>
10633 PR tree-optimization/52603
10634 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
10638 2012-03-14 Richard Guenther <rguenther@suse.de>
10640 PR tree-optimization/52571
10641 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10642 flag_section_anchors check ...
10643 (vect_can_force_dr_alignment_p): ... here.
10645 2012-03-16 Martin Jambor <mjambor@suse.cz>
10647 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
10648 memory through MEM_REFs by calling extract_bit_field.
10650 2012-03-16 Richard Guenther <rguenther@suse.de>
10652 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
10653 and REFERENCE_TYPE interpretations.
10654 (can_native_interpret_type_p): New function.
10655 (fold_ternary_loc): Use native encode/interpret to fold
10656 BIT_FIELD_REFs of constants.
10658 2012-03-16 Richard Guenther <rguenther@suse.de>
10660 PR middle-end/52584
10661 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
10662 of vector constants and constructors.
10664 2012-03-16 Richard Guenther <rguenther@suse.de>
10666 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10667 VIEW_CONVERT_EXPR to convert constants.
10668 (vect_is_simple_use): Treat all constants as vec_constant_def.
10670 2012-03-16 Richard Guenther <rguenther@suse.de>
10671 Kai Tietz <ktietz@redhat.com>
10673 PR middle-end/48814
10674 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
10675 side-effects completely in the pre-queue and use a temporary
10678 2012-03-16 Richard Guenther <rguenther@suse.de>
10680 * stor-layout.c (finish_bitfield_representative): Fall back
10681 to the conservative maximum size if we cannot compute the
10682 size of the tail padding.
10684 2012-03-16 Tristan Gingold <gingold@adacore.com>
10686 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10687 __CRTL_VER and __VMS_VER.
10688 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
10689 and vms_c_get_vms_ver.
10690 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
10692 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
10693 (VMS_DEFAULT_VMS_VER): Define.
10694 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
10695 (VMS_DEFAULT_VMS_VER): Define.
10697 2012-03-16 Richard Guenther <rguenther@suse.de>
10699 * tree-vect-loop.c (get_initial_def_for_induction): Use
10700 build_constructor directly.
10701 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10702 build_vector_from_val.
10703 * tree.c (build_vector_from_val): Avoid creating a constructor
10704 first when we want a constant vector.
10706 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10708 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
10710 2012-03-16 Richard Guenther <rguenther@suse.de>
10712 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
10713 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
10714 (struct tree_vector): Remove elements member, add variable size
10716 (build_vector_stat): Declare.
10717 (build_vector): Define in terms of build_vector_stat.
10718 * tree.c (build_vector): Rename to ...
10719 (build_vector_stat): ... this. Take array of trees as parameter.
10720 (build_vector_from_ctor): Adjust.
10721 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
10722 initializer_zerop): Adjust.
10723 * cfgexpand.c (expand_debug_expr): Likewise.
10724 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
10725 const_vector_from_tree): Likewise.
10726 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
10727 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
10728 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
10729 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
10730 (lto_input_ts_vector_tree_pointers): Adjust.
10731 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
10732 (write_ts_vector_tree_pointers): Adjust.
10733 * varasm.c (const_hash_1, compare_constant, copy_constant,
10734 output_constant): Adjust.
10735 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
10736 * print-tree.c (print_node): Adjust.
10737 * tree-pretty-print.c (dump_generic_node): Adjust.
10738 * tree-vect-generic.c (uniform_vector_p, vector_element,
10739 lower_vec_perm): Adjust.
10740 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
10741 * tree-vect-slp.c (vect_get_constant_vectors,
10742 vect_transform_slp_perm_load): Adjust.
10743 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
10744 * expmed.c (make_tree): Adjust.
10745 * config/i386/i386.c (ix86_expand_builtin): Adjust.
10746 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
10747 and implementation.
10748 (sparc_fold_builtin): Adjust.
10750 2012-03-16 Tristan Gingold <gingold@adacore.com>
10752 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
10753 * config/vms/vms-stdint.h: New file.
10755 2012-03-16 Tristan Gingold <gingold@adacore.com>
10757 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
10758 (ia64-hp-*vms*): Replaced by ...
10759 (*-*-*vms*): ... This new entry.
10761 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10764 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
10765 (ix86_expand_vec_perm_const_1): Use it.
10768 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
10769 (avx2_permv4df): Remove.
10770 (avx2_permv4di): Macroize into...
10771 (avx2_perm<mode>): ... this using VI8F_256 iterator.
10772 (avx2_permv4di_1): Macroize into...
10773 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
10775 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
10777 * combine.c (apply_distributive_law): Do not distribute SUBREG.
10779 2012-03-15 Ira Rosen <irar@il.ibm.com>
10780 Ulrich Weigand <ulrich.weigand@linaro.org>
10782 * tree-vect-patterns.c (widened_name_p): Rename to ...
10783 (type_conversion_p): ... this. Add new argument to determine
10784 if it's a promotion or demotion operation. Check for
10785 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
10786 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
10788 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
10789 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
10791 (vect_recog_mixed_size_cond_pattern): Likewise and allow
10792 non-constant then and else clauses.
10794 2012-03-15 Ira Rosen <irar@il.ibm.com>
10795 Ulrich Weigand <ulrich.weigand@linaro.org>
10797 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
10798 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
10799 vect_pattern_recog.
10800 * tree-vect-patterns.c (widened_name_p): Pass basic block
10801 info to vect_is_simple_use.
10802 (vect_recog_dot_prod_pattern): Fail for basic blocks.
10803 (vect_recog_widen_sum_pattern): Likewise.
10804 (vect_handle_widen_op_by_const): Support basic blocks.
10805 (vect_operation_fits_smaller_type,
10806 vect_recog_over_widening_pattern): Likewise.
10807 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
10808 Update call to vect_is_simple_use.
10809 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
10811 (check_bool_pattern): Add an argument, update call to
10812 vect_is_simple_use and the recursive calls.
10813 (vect_recog_bool_pattern): Update relevant function calls.
10815 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
10816 (vect_pattern_recog_1): Check for reduction only in loops.
10817 (vect_pattern_recog): Add new argument. Support basic blocks.
10818 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
10819 info to vect_is_simple_use_1.
10820 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
10821 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
10823 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10824 Andrew Pinski <apinski@cavium.com>
10826 PR middle-end/52592
10827 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
10828 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
10829 calls instead of __builtin_ir{int,ound}*.
10831 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10833 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
10836 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10838 * config.gcc (target_type_format_char): New. Document it. Set it for
10840 * configure.ac (gnu_unique_option): Use target_type_format_char
10841 in test. Comment rationale.
10842 * configure: Regenerate .
10844 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10846 PR tree-optimization/52267
10847 * tree-vrp.c (masked_increment): New function.
10848 (register_edge_assert_for_2): Derive ASSERT_EXPRs
10849 from (X & CST1) cmp CST2 tests.
10851 2012-03-15 Richard Guenther <rguenther@suse.de>
10853 PR middle-end/52580
10854 * tree-data-ref.c (subscript_dependence_tester_1): Check
10855 all dimensions for non-conflicting access functions.
10857 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10860 * doc/invoke.texi [C++ Language Options]: Document
10861 -ftemplate-backtrace-limit.
10863 2012-03-15 Tristan Gingold <gingold@adacore.com>
10865 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
10866 before a parameter.
10868 2012-03-15 Tristan Gingold <gingold@adacore.com>
10870 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
10871 use DW_OP_call_frame_cfa.
10873 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
10876 * config/i386/i386-opts.h (pmode): New.
10878 * config/i386/i386.c (ix86_option_override_internal): Properly
10879 check and set ix86_pmode.
10881 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
10883 * config/i386/i386.opt (maddress-mode=): New.
10885 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
10887 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10889 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
10890 (dwarf2out_do_cfi_asm): Likewise.
10891 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
10893 (add_data_member_location_attribute): Likewise.
10894 (gen_array_type_die): Likewise.
10895 (gen_subprogram_die): Likewise.
10896 (gen_producer_string): Likewise.
10897 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
10898 Remove MIPS_DEBUGGING_INFO handling.
10899 (sdb_debug_hooks): Likewise.
10900 (sdbout_begin_block): Likewise.
10901 (sdbout_end_block): Likewise.
10902 (sdbout_begin_prologue): Likewise.
10903 (sdbout_start_source_file): Likewise.
10904 (sdbout_end_source_file): Likewise.
10905 (sdbout_init): Likewise.
10906 * system.h (MIPS_DEBUGGING_INFO): Poison.
10908 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10910 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
10911 (alpha_file_start) [MS_STAMP]: Remove.
10913 * config/alpha/elf.h (TARGET_GAS): Remove.
10914 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
10915 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
10916 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
10917 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
10918 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
10919 (alpha*-*-freebsd*): Likewise.
10920 (alpha*-*-netbsd*): Likewise.
10921 (alpha*-*-openbsd*): Likewise.
10922 (alpha*-*-*): Remove target_cpu_default2.
10923 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
10925 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
10926 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
10927 * config/alpha/alpha.c (print_operand): Always assume
10928 TARGET_AS_SLASH_BEFORE_SUFFIX.
10929 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
10930 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
10931 ("*builtin_setjmp_receiver_er_1"): Remove.
10932 * config/alpha/alpha.opt (malpha-as): Remove.
10934 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
10936 Remove DEC Unix reference.
10938 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
10939 (EXTENDED_COFF): Remove.
10940 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
10941 (EXTENDED_COFF): Don't undef.
10942 * config/alpha/alpha.c (alpha_file_start): Always assume
10944 Don't set targetm.asm_file_start_file_directive.
10945 [!OBJECT_FORMAT_ELF]: Remove.
10946 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
10948 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
10949 (DBX_DEBUGGING_INFO): Remove.
10950 (MIPS_DEBUGGING_INFO): Remove.
10951 (PREFERRED_DEBUGGING_TYPE): Remove.
10952 (DBX_OUTPUT_SOURCE_LINE): Remove.
10953 (SDB_OUTPUT_SOURCE_LINE): Remove.
10954 (DBX_CONTIN_LENGTH): Remove.
10955 (NO_DBX_FUNCTION_END): Remove.
10956 (ASM_STABS_OP): Remove.
10957 (ASM_STABN_OP): Remove.
10958 (ASM_STABD_OP): Remove.
10959 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
10960 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
10961 (PUT_SDB_DEF): Remove.
10962 (PUT_SDB_PLAIN_DEF): Remove.
10963 (PUT_SDB_TYPE): Remove.
10964 (sdb_label_count): Remove.
10965 (PUT_SDB_BLOCK_START): Remove.
10966 (PUT_SDB_BLOCK_END): Remove.
10967 (PUT_SDB_FUNCTION_START): Remove.
10968 (PUT_SDB_FUNCTION_END): Remove.
10969 (PUT_SDB_EPILOGUE_END): Remove.
10970 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
10971 (MIPS_DEBUGGING_INFO): Don't undef.
10972 (DBX_DEBUGGING_INFO): Don't undef.
10973 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
10974 (MIPS_DEBUGGING_INFO): Don't undef.
10975 (DBX_DEBUGGING_INFO): Don't undef.
10976 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
10977 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
10979 (alpha_start_function): Likewise.
10980 (sdb_label_count): Remove.
10981 (alpha_output_filename): Remove DBX_DEBUG handling.
10982 (alpha_file_start): Likewise.
10984 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10986 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
10987 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
10988 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
10990 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
10991 (ld_tls_support): Remove Solaris 8 references.
10992 (lwp_dir, lwp_spec): Remove support for alternate thread library.
10993 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
10994 * configure: Regenerate.
10995 * config.in: Regenerate.
10997 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
10998 * config/i386/sol2.h: Remove Solaris 8 references.
11000 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
11001 (i?86-*-solaris2.9): ... this.
11002 Remove Solaris 8 references.
11003 (Specific, *-*-solaris2*): Document Solaris 8 removal.
11004 Remove Solaris 8 references.
11006 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11008 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
11009 (mips-sgi-irix6.5*): Remove.
11010 * config.host (mips-sgi-irix*): Remove.
11011 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
11012 (set_have_as_tls): Remove *-*-irix6*.
11013 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
11014 * configure: Regenerate.
11016 * config/mips/iris6.h: Remove.
11017 * config/mips/iris6.opt: Remove.
11018 * config/mips/t-irix6: Remove.
11020 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
11021 (TARGET_IRIX6): Remove.
11022 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
11023 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
11024 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
11026 (mips_file_start): Likewise.
11027 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
11029 * config/mips/driver-native.c [__sgi__]: Remove.
11030 (host_detect_local_cpu) [__sgi__]: Remove.
11032 * config/mips/gnu-user.h: Remove iris5.h reference.
11034 * config/mips/mips-modes.def: Remove IRIX 6 reference.
11035 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
11036 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
11039 * gcc.c (main): Move asm_debug initialization ...
11040 (asm_debug): ... here.
11042 * ginclude/stddef.h (__STDDEF_H__): Don't define.
11044 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
11045 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
11046 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
11047 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
11048 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
11049 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
11051 * doc/tm.texi: Regenerate.
11053 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
11055 (MIPS Options, -march): Remove IRIX reference.
11056 * doc/install.texi (Binaries, SGI IRIX): Remove.
11057 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
11059 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
11061 2012-03-14 Martin Jambor <mjambor@suse.cz>
11063 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
11064 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
11065 (expand_expr_real_1): Do not handle misalignment if modifier is
11068 2012-03-14 Richard Guenther <rguenther@suse.de>
11070 PR middle-end/52584
11071 * tree-vect-generic.c (type_for_widest_vector_mode): Take
11072 element type instead of mode, use build_vector_type_for_mode
11073 instead of the langhook, build a vector of proper signedness.
11074 (expand_vector_operations_1): Adjust.
11076 2012-03-14 Richard Guenther <rguenther@suse.de>
11078 PR middle-end/52582
11079 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
11080 a cgraph node for a FUNCTION_DECL that comes from a constructor.
11081 (gimple_get_virt_method_for_binfo): Likewise.
11083 2012-03-14 Richard Guenther <rguenther@suse.de>
11085 PR tree-optimization/52571
11086 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
11087 flag_section_anchors check ...
11088 (vect_can_force_dr_alignment_p): ... here. Do not re-align
11089 DECL_COMMON variables.
11091 2012-03-14 Richard Guenther <rguenther@suse.de>
11093 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
11094 * stor-layout.c (start_bitfield_representative): New function.
11095 (finish_bitfield_representative): Likewise.
11096 (finish_bitfield_layout): Likewise.
11097 (finish_record_layout): Call finish_bitfield_layout.
11098 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
11099 for QUAL_UNION_TYPE fields.
11100 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
11101 Stream DECL_BIT_FIELD_REPRESENTATIVE.
11102 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
11104 PR middle-end/52080
11105 PR middle-end/52097
11106 PR middle-end/48124
11107 * expr.c (get_bit_range): Unconditionally extract bitrange
11108 from DECL_BIT_FIELD_REPRESENTATIVE.
11109 (expand_assignment): Adjust call to get_bit_range.
11111 2012-03-14 Richard Guenther <rguenther@suse.de>
11113 PR middle-end/52578
11114 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
11115 the outermost conversion is a sign-change only.
11116 (fold_binary_loc): Disregard widening and sign-changing
11117 conversions when we determine if two variables are equal
11119 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
11120 (T1)x if the outermost conversion is a sign-change only.
11122 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
11125 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
11127 * config/i386/predicates.md (constant_call_address_operand): Declare
11128 as special predicate. Update all uses.
11130 2012-03-13 Jakub Jelinek <jakub@redhat.com>
11133 * c-parser.c (c_parser_postfix_expression)
11134 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
11136 * config/i386/smmintrin.h: Avoid /* within a comment.
11137 * config/i386/nmmintrin.h: Likewise.
11139 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11141 * config/i386/i386.md (xbegin): Remove constraint from expander.
11143 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11145 * config/i386/predicates.md (constant_call_address_operand): Declare
11146 as special predicate. Update all uses.
11147 * config/i386/i386.md: Remove mode from constant_call_address_operand
11149 * config/i386/i386.c (ix86_output_call_insn): Call
11150 constant_call_address_operand with VOIDmode.
11152 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11154 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
11155 AND zero extended address correctly.
11157 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11159 * config/i386/predicates.md (tls_symbolic_operand): Declare as
11161 (tls_modbase_operand): Ditto.
11162 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
11163 tls_modbase_operand predicates.
11165 2012-03-13 Martin Jambor <mjambor@suse.cz>
11167 * expr.c (expand_assignment): Handle misaligned scalar writes to
11168 memory through top-level MEM_REFs by calling store_bit_field.
11170 2012-03-13 Richard Guenther <rguenther@suse.de>
11172 PR middle-end/52134
11173 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
11174 if Y is a constant multiple of 1 << CST.
11176 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
11179 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
11180 offset (size) to a value the insns can deal with.
11181 (expand_epilogue): Ditto.
11183 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11185 * config/arm/neon.ml (ops): Fixup expected instructions for
11186 unsigned vector compares.
11188 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11190 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
11191 addresses only when %reg is not in word mode.
11193 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11195 * config/microblaze/microblaze.md: Fix typo.
11196 * tree-if-conv.c: Likewise.
11197 * tree-vect-patterns.c: Likewise.
11199 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11201 * config.gcc (extra_passes): Remove.
11202 * configure.ac (extra_passes): Don't substitute.
11203 * configure: Regenerate.
11204 * Makefile.in (EXTRA_PASSES): Remove.
11205 (GCC_PASSES): Remove $(EXTRA_PASSES).
11206 (MOSTLYCLEANFILES): Likewise.
11207 (native): Likewise.
11208 (install-common): Likewise.
11210 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11212 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
11213 * config/i386/i386.c (ix86_decompose_address): Use
11214 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
11215 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
11216 thread pointer to a register.
11218 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
11220 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
11221 on tls_symbolic_operand.
11222 (tls_global_dynamic_64_<mode>): Likewise.
11224 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
11227 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
11228 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
11230 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
11233 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
11234 type from reg_class_t to enum reg_class.
11235 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
11237 2012-03-12 Andrew Pinski <apinski@cavium.com>
11239 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
11240 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
11241 (value_replacement): Likewise.
11242 (empty_block_p): Check also if the PHIs for the block are empty.
11244 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
11247 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
11248 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
11249 r184615 from 2012-02-28.
11251 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
11253 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
11254 (ix86_gen_tls_local_dynamic_base_64): Likewise.
11255 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
11256 and ix86_gen_tls_local_dynamic_base_64.
11257 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
11258 ix86_gen_tls_local_dynamic_base_64.
11260 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
11261 (*tls_global_dynamic_64_<mode>): This.
11262 (tls_global_dynamic_64): Renamed to ...
11263 (tls_global_dynamic_64_<mode>): This.
11264 (*tls_local_dynamic_base_64): Renamed to ...
11265 (*tls_local_dynamic_base_64_<mode>): This.
11266 (tls_local_dynamic_base_64): Renamed to ...
11267 (tls_local_dynamic_base_64_<mode>): This.
11269 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
11271 * config/i386/i386.c (ix86_option_override_internal): Properly
11272 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
11273 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
11274 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
11275 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
11277 * config/i386/sse.md (sse3_monitor64): Renamed to ...
11278 (sse3_monitor64_<mode>): This.
11280 2012-03-12 Tristan Gingold <gingold@adacore.com>
11282 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
11283 (ia64_function_arg_advance): Ditto.
11285 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11287 * config.gcc (mips*-*-openbsd*): Remove.
11288 * config/mips/openbsd.h: Remove.
11289 * config/mips/sdb.h: Remove.
11291 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
11292 * config/mips/mips.c (sdb_label_count): Remove.
11293 (mips_debugger_offset): Remove #if 0 code.
11294 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
11295 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
11297 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11299 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
11300 binutils reference.
11301 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
11302 Update binutils references.
11303 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
11304 Update binutils reference.
11305 Update Sun as/GNU ld caveat.
11306 Document binutils largefile requirement for LTO plugin.
11307 Remove reference to alternate libpthread.
11309 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11311 * config.gcc (alpha*-dec-osf5.1*): Remove.
11312 * config.host (alpha*-dec-osf*): Remove.
11313 * configure.ac (*-*-osf*): Remove.
11314 (alpha*-dec-osf*): Remove.
11315 * configure: Regenerate.
11317 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
11318 config/alpha/va_list.h, config/alpha/x-osf: Remove.
11320 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
11321 * config/alpha/alpha.c (struct machine_function): Update comment.
11322 (alpha_start_function): Remove Tru64 UNIX as handling for
11324 * config/alpha/alpha.md ("exception_receiver"): Remove
11325 TARGET_LD_BUGGY_LDGP.
11326 ("*exception_receiver_2"): Likewise.
11327 * except.c (finish_eh_generation): Remove Tru64 reference.
11328 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
11329 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
11330 * target.def (handle_pragma_extern_prefix): Remove.
11332 * Makefile.in (mips-tfile.o-warn): Remove.
11333 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
11334 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
11335 * mips-tdump.c, mips-tfile.c: Remove.
11337 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
11339 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
11340 (Specific, alpha*-dec-osf5.1): Note removal.
11341 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
11343 * doc/tm.texi: Regenerate.
11344 * doc/trouble.texi (Cross-Compiler Problems): Remove.
11346 2012-03-12 Richard Guenther <rguenther@suse.de>
11348 * config/arm/arm.c (neon_dereference_pointer): Do not call
11349 covert during RTL expansion.
11351 2012-03-12 Tristan Gingold <gingold@adacore.com>
11353 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
11354 Options. Mention -mpointer-size.
11356 2012-03-12 Richard Guenther <rguenther@suse.de>
11358 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
11359 build_nonstandard_integer_type.
11361 2012-03-12 Richard Guenther <rguenther@suse.de>
11363 * tree.c (signed_or_unsigned_type_for): Use
11364 build_nonstandard_integer_type.
11365 (signed_type_for): Adjust documentation.
11366 (unsigned_type_for): Likewise.
11367 * tree-pretty-print.c (dump_generic_node): Use standard names
11368 for non-standard integer types if available.
11370 2012-03-12 Tristan Gingold <gingold@adacore.com>
11372 * config/vms/vms.opt: Add vms-opts.h header.
11373 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
11375 (-mvms-return-codes): Document.
11376 (-mpointer-size): New option.
11377 (vms_pointer_size): Add enumeration.
11378 * config/vms/vms-opts.h: New file.
11379 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
11380 __INITIAL_POINTER_SIZE.
11381 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
11382 (C_COMMON_OVERRIDE_OPTIONS): Define.
11383 (DWARF2_ADDR_SIZE): Define.
11384 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
11385 * config/vms/vms-protos.h (vms_c_common_override_options):
11387 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
11388 if -mno-pointer-size.
11389 (vms_c_common_override_options): New function.
11390 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
11391 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
11392 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
11393 and flag_vms_pointer_size.
11394 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
11395 * config.gcc (*-*-*vms*): Define xm_file.
11396 (alpha*-dec-*vms*): Do not define xm_file.
11397 (alpha64-dec-*vms*): Remove.
11398 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
11401 2012-03-12 Jakub Jelinek <jakub@redhat.com>
11403 PR tree-optimization/51721
11404 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
11405 if (int) unsvar cmp CST.
11407 2012-03-12 Richard Guenther <rguenther@suse.de>
11409 * tree-sra.c (create_access_replacement): Only rename the replacement
11410 if we can rewrite it into SSA form. Properly mark register typed
11411 replacements that we cannot rewrite with TREE_ADDRESSABLE.
11412 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
11413 for aggregate or BLKmode results.
11415 2012-03-12 Jakub Jelinek <jakub@redhat.com>
11417 PR tree-optimization/52533
11418 * tree-vrp.c (register_edge_assert_for_2): Use double_int
11419 type for mask, only handle shifts by non-zero in-range
11420 shift count, for LE_EXPR and GT_EXPR if new_val is
11421 maximum, don't add the assertion.
11423 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
11425 * doc/invoke.texi: Document -mrtm option.
11426 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
11427 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
11428 (ix86_handle_option): Handle OPT_mrtm.
11429 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
11431 (x86_64-*-*): Ditto.
11432 * i386-builtin-types.def (INT_FTYPE_VOID): New.
11433 * config/i386/i386-c.c (ix86_target_macros_internal): Define
11435 (ix86_target_string): Define -mrtm option.
11437 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
11439 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
11440 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
11441 IX86_BUILTIN_XTEST.
11442 (bdesc_special_args): Ditto.
11443 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
11444 (ix86_expand_special_args_builtin): Handle new built-in type.
11445 (ix86_expand_builtin): Handle XABORT instruction.
11446 * config/i386/i386.h (TARGET_RTM): New.
11447 * config/i386/i386.md (UNSPECV_XBEGIN): New.
11448 (UNSPECV_XEND): Ditto.
11449 (UNSPECV_XABORT): Ditto.
11450 (UNSPECV_XTEST): Ditto.
11457 * config/i386/i386.opt (mrtm): New.
11458 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
11459 * config/i386/rtmintrin.h: New header.
11460 * config/i386/xtestintrin.h: Ditto.
11462 2012-03-12 Tristan Gingold <gingold@adacore.com>
11464 * ginclude/stddef.h: Adjust previous patch.
11465 Use __VMS__ instead of VMS.
11467 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
11469 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
11470 Also convert sequences with CC setting arithmetic instruction.
11472 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
11474 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
11475 from C Language Options to Preprocessor Options.
11476 (C Dialect Options): Move -no-integrated-cpp documentation
11478 (Preprocessor Options): ...to here. Rewrite the description
11479 so it makes more sense, and remove discussion of merging front ends.
11481 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11483 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
11485 (ix86_expand_setmem): Likewise.
11487 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
11489 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
11492 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11494 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
11495 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
11497 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11499 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
11501 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11503 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
11506 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11507 Uros Bizjak <ubizjak@gmail.com>
11509 * config/i386/predicates.md (call_insn_operand): Allow
11510 constant_call_address_operand in Pmode only.
11511 (sibcall_insn_operand): Ditto.
11512 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
11513 (*call_vzeroupper): Ditto.
11515 (*sibcall_vzeroupper): Ditto.
11516 (*call_value): Ditto.
11517 (*call_value_vzeroupper): Ditto.
11518 (*sibcall_value): Ditto.
11519 (*sibcall_value_vzeroupper): Ditto.
11520 (*indirect_jump): Ditto.
11521 (*tablejump_1): Ditto.
11522 (indirect_jump): Convert memory address to word mode for TARGET_X32.
11523 (tablejump): Ditto.
11524 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
11527 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
11530 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
11531 Use movrt_negc instead of negc pattern for non-SH2A.
11532 (*movnegt): Remove.
11533 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
11535 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
11537 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
11538 if Pmode != word_mode.
11539 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
11540 Pmode == SImode for TARGET_X32.
11542 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
11543 (tls_initial_exec_x32): Likewise.
11545 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
11547 PR rtl-optimization/52528
11548 * combine.c (can_combine_p): Add setting of subst_low_luid
11549 before call to expand_field_assignment().
11551 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11553 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
11554 and related program names.
11556 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11558 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
11560 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
11563 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
11564 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
11565 to set code to 'q'.
11566 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
11567 (*movdi_internal_rex64): Use %E operand modifier for lea.
11568 (*movsi_internal): Ditto.
11570 (*lea<mode>_2): Ditto.
11571 (*lea_{3,4,5,6}_zext): Ditto.
11572 (*tls_global_dynamic_32_gnu): Ditto.
11573 (*tls_global_dynamic_64): Ditto.
11574 (*tls_dynamic_gnu2_lea_32): Ditto.
11575 (*tls_dynamic_gnu2_lea_64): Ditto.
11576 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
11578 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11580 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
11581 redefine to be NULL if the current bit-size is different from the
11582 configured bit-size.
11584 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
11585 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
11586 set the default tuning. Add asserts to make sure the cpu and tune
11587 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
11588 test whether the index is set, instead of > 0.
11589 (rs6000_file_start): Do not reset the default cpu if the current
11590 bit-size is different from the configured bit-size.
11592 2012-03-09 Tristan Gingold <gingold@adacore.com>
11594 * config/vms/vms-crtlmap.map: Add comments.
11595 Add entries needed to build Ada RTS.
11597 2012-03-09 Tristan Gingold <gingold@adacore.com>
11599 * ginclude/stddef.h: Do not define __size_t on VMS.
11601 2012-03-09 Tristan Gingold <gingold@adacore.com>
11603 * c-tree.h (c_default_pointer_mode): New variable.
11604 * c-decl.c (c_default_pointer_mode): New variable.
11605 (c_build_pointer_type): New function.
11606 (grokdeclarator): Call c_build_pointer_type instead
11607 of build_pointer_type.
11609 * config/vms/vms-c.c: Include c-tree.h
11610 (saved_pointer_mode): New variable.
11611 (handle_pragma_pointer_size): New function.
11612 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
11613 (vms_c_register_pragma): Register __pointer_size and
11614 __required_pointer_size pragmas.
11616 2012-03-09 Tristan Gingold <gingold@adacore.com>
11618 * config/vms/vms-c.c (vms_construct_include_filename): New function.
11619 (vms_c_register_includes): Reference it.
11621 2012-03-09 Andrew Pinski <apinski@cavium.com>
11623 PR middle-end/51988
11624 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
11625 print_generic_expr.
11626 (tree_ssa_phiopt_worker): Go through all the PHIs for
11627 value_replacement instead of just the singleton one.
11628 (value_replacement): Change return type to int. Return 0 instead of
11630 Allow the middle basic block to contain more than just the defining
11632 Handle non empty middle basic blocks.
11633 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
11635 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
11637 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
11638 array reference and component reference.
11639 (analyze_scalar_evolution_for_address_of): New.
11641 2012-03-08 Jie Zhang <jzhang918@gmail.com>
11644 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
11645 (hwloop_pattern_reg): Fix set but not used warning.
11646 (bfin_reorg_loops): Remove unused parameter.
11647 (bfin_reorg): Update use of bfin_reorg_loops.
11649 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
11651 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
11652 with integer parameters in registers.
11653 (gen_push): Push register in word_mode instead of Pmode.
11654 (ix86_emit_save_regs): Likewise.
11655 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
11656 (gen_pop): Pop register in word_mode instead of Pmode.
11657 (ix86_emit_restore_regs_using_pop): Likewise.
11658 (ix86_expand_prologue): Replace Pmode with word_mode for push
11659 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
11660 restore RAX and R10 in word_mode.
11661 (ix86_emit_restore_regs_using_mov): Restore integer registers
11663 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
11665 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
11666 (ix86_split_long_move): Likewise.
11668 * config/i386/i386.md (W): New.
11669 (*push<mode>2_prologue): Replace :P with :W.
11670 (*pop<mode>1): Likewise.
11671 (*pop<mode>1_epilogue): Likewise.
11672 (push/pop peephole2): Use word_mode scratch registers.
11674 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11676 * config/i386/predicates.md (indirect_branch_operand): Simplify.
11678 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11680 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
11681 for constants in [-63,63].
11683 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11687 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11689 * config/i386/i386.c (ix86_print_operand_address): Only handle
11690 zero-extended DImode addresses.
11692 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11694 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
11695 * configure: Regenerate.
11697 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11700 * config/avr/avr.c (avr_mem_clobber): New static function.
11701 (avr_expand_delay_cycles): Add memory clobber operand to
11702 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
11703 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
11704 (enable_interrupt, disable_interrupt): New expander.
11705 (nopv, sleep, wdr): New expanders.
11706 (delay_cycles_1): Add memory clobber.
11707 (delay_cycles_2): Add memory clobber.
11708 (delay_cycles_3): Add memory clobber.
11709 (delay_cycles_4): Add memory clobber.
11710 (cli_sei): New insn from former "enable_interrupt",
11711 "disable_interrupt" with memory clobber.
11712 (*wdt): New insn from former "wdt" with memory clobber.
11713 (*nopv): Similar, but for "nopv".
11714 (*sleep): Similar, but for "sleep".
11716 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
11717 Kaz Kojima <kkojima@gcc.gnu.org>
11720 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
11721 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
11722 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11724 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11726 * config/i386/predicates.md (x86_64_zext_general_operand): New.
11727 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
11728 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
11730 2012-03-07 Walter Lee <walt@tilera.com>
11732 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
11733 REG_CFA_* notes for the stack pointer.
11734 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
11735 EH_RETURN_STACKADJ_RTX.
11736 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
11737 generate REG_CFA_* notes for the stack pointer.
11738 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
11739 by EH_RETURN_STACKADJ_RTX.
11741 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11743 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
11744 when __AVR_3_BYTE_PC__ is defined.
11746 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11748 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
11749 (ix86_print_operand): Handle '^'.
11750 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
11751 using P mode iterator. Add %^ to asm template to conditionally emit
11753 (*rep_movdi_rex64): Ditto.
11754 (*strsetdi_rex_1): Ditto.
11755 (*rep_stosdi_rex64): Ditto.
11756 (*strmov{si,hi,qi}_1): Add %^ to asm template to
11757 conditionally emit addr32 prefix.
11758 (*rep_mov{si,qi}): Ditto.
11759 (*strset{si,hi,qi}): Ditto.
11760 (*rep_stos{si,qi}): Ditto.
11761 (*cmpstrnqi_nz_1): Ditto.
11762 (*cmpstrnqi_1): Ditto.
11763 (*strlenqi_1): Ditto.
11765 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
11767 * config/i386/i386.c (function_value_64): Return pointers in
11768 word_mode instead of Pmode.
11769 (ix86_promote_function_mode): Likewise.
11771 2012-03-07 Richard Guenther <rguenther@suse.de>
11773 * coverage.c (get_gcov_type): Use type_for_mode.
11774 (get_gcov_unsigned_t): Likewise.
11775 * expr.c (store_constructor): Use type_for_mode.
11776 (try_casesi): Likewise.
11777 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
11778 (add_standard_iv_candidates): Use standard type trees.
11779 * dojump.c (do_jump): Remove dead code.
11781 2012-03-07 Richard Guenther <rguenther@suse.de>
11783 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
11785 2012-03-07 Richard Guenther <rguenther@suse.de>
11787 * convert.c (strip_float_extensions): Move ...
11788 * tree.c (strip_float_extensions): ... here.
11790 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11793 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
11795 2012-03-07 Richard Guenther <rguenther@suse.de>
11797 * omp-low.c (extract_omp_for_data): Use signed_type_for.
11798 (expand_omp_for_generic): Likewise.
11799 (expand_omp_for_static_nochunk): Likewise.
11800 (expand_omp_for_static_chunk): Likewise.
11801 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
11802 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
11803 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
11804 Use unsigned_type_for.
11805 (vect_create_cond_for_align_checks): Use signed_type_for.
11807 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
11809 PR rtl-optimization/52203
11810 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
11811 all callers to pass NULL except ...
11812 (reset_sched_cycles_in_current_ebb): ... here, save the value
11813 in new variable 'empty'. Increase issue_rate only for
11816 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
11819 * Makefile.in: Let install-gcc-ar depend on installdirs,
11820 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
11821 Don't double canonicalize if cross-compiling.
11823 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11826 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
11827 to: RAMPZ, RAMPY, RAMPX, RAMPD.
11828 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
11830 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11833 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
11835 * config/avr/avr.md (xload_8): Adjust insn length.
11837 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11840 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
11841 if RAMPZ affects reading from RAM.
11843 2012-03-07 Richard Guenther <rguenther@suse.de>
11847 * doc/invoke.texi (Precompiled Headers): Remove sentence that
11848 suggests you can include PCHs from inside another header.
11850 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
11852 PR middle-end/52515
11853 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
11855 2012-03-07 Kai Tietz <ktietz@redhat.com>
11857 * doc/invoke.texi (fwritable-relocated-rdata): Document
11858 new Cygwin/MinGW target option.
11859 * config/i386/winnt.c (i386_pe_unique_section): Ignore
11860 reloc if flag -fwritable-relocated-rdata is not set.
11861 (i386_pe_section_type_flags): Likewise.
11862 * config/i386/cygming.opt (fwritable-relocated-rdata):
11863 Add new flag variable flag_writable_rel_rdata.
11865 2012-03-07 Richard Guenther <rguenther@suse.de>
11867 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
11868 precision against gimple constraints.
11870 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
11872 PR middle-end/52372
11873 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
11875 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
11876 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
11878 (init_emit_regs): Move associated initialization to...
11879 (init_emit_once): ...here.
11881 2012-03-06 Richard Henderson <rth@redhat.com>
11883 * config/m68k/m68k.h (ISA_HAS_TAS): New.
11884 * config/m68k/sync.md (atomic_test_and_set): Use it.
11885 (atomic_test_and_set_1): Likewise.
11887 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
11890 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
11891 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
11892 (vector_ltgt<mode>): Likewise.
11893 (vector_ordered<mode>): Likewise.
11894 (vector_unordered<mode>): Likewise.
11895 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
11897 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
11899 * trans-mem.c: New typedef for tm_region_p.
11900 Define vector types for tm_region_p.
11901 (tm_region_init): Replace region_worklist to a vector called
11904 2012-03-06 Richard Guenther <rguenther@suse.de>
11906 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
11907 MEM_REF with constant pointer operand.
11909 2012-03-06 Richard Guenther <rguenther@suse.de>
11911 PR middle-end/52493
11912 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
11914 2012-03-06 Tristan Gingold <gingold@adacore.com>
11916 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
11917 (external_model_kind): Improve documentation.
11918 (vms_pragma_extern_model): Handle relaxed_redef.
11919 (vms_c_register_pragma): Allow expansion for nomember_alignment.
11921 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
11923 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
11924 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
11925 Some more notes on EIND usage and reorder EIND subsection.
11927 2012-03-06 Tristan Gingold <gingold@adacore.com>
11929 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
11930 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
11932 2012-03-06 Tristan Gingold <gingold@adacore.com>
11934 * config/vms/t-vmsnative (version): Define.
11935 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
11937 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
11939 PR rtl-optimization/52250
11940 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
11941 to put note list into. Unconditionally call move_bb_info.
11942 (move_bb_info): Do not assert the blocks being in the same region,
11943 just drop the note list if they are not.
11945 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
11948 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
11949 and use unified expansion logic.
11950 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
11951 closer to the existing movt insn.
11952 (negc): Rename insn to *negc. Add new expander.
11953 (movnegt): Use xor pattern for T bit negation. Reserve helper
11954 constant for negc pattern.
11955 (*movnegt): New insn and splitter.
11957 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11959 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
11962 2012-03-05 Richard Henderson <rth@redhat.com>
11964 * genemit.c (main): Include "target.h" in insn-emit.c.
11965 * Makefile.in (insn-emit.o): Depend on TARGET_H.
11966 * config/sh/sync.md (atomic_test_and_set): Reference
11967 targetm.atomic_test_and_set_trueval instead of
11968 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
11970 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
11972 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
11975 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
11977 * langhooks.c (add_builtin_type): New function.
11978 * langhooks.h (add_builtin_type): Export it.
11979 * config/mep/mep.c (mep_init_builtins): Use it.
11980 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
11982 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11985 * tree.h (BLOCK_SAME_RANGE): Define.
11986 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
11987 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
11988 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
11989 isn't equal to supercontext fragment's fragment chain.
11990 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
11992 (blocks_nreverse_all): Likewise.
11993 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
11994 BLOCK_SUPERCONTEXT to supercontext fragment instead of
11995 supercontext fragment's fragment origin.
11996 * dwarf2out.c (add_high_low_attributes): If stmt has the same
11997 range as its parent (or parents thereof etc.), use the parent's
11998 DW_AT_ranges value instead of creating a new .debug_ranges range.
12000 2012-03-05 Richard Henderson <rth@redhat.com>
12003 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
12004 * omp-low.c (expand_omp_atomic): Assume anything aligned to
12005 BIGGEST_ALIGNMENT is aligned.
12007 2012-03-05 Richard Henderson <rth@redhat.com>
12009 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
12010 * config/sh/sh.c: ... here.
12012 2012-03-05 Richard Henderson <rth@redhat.com>
12015 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
12016 instead of calling negqi2 directly.
12018 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
12020 PR middle-end/52463
12021 * trans-mem.c (tm_region_init): Use last_basic_block.
12023 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
12025 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
12026 * config/sh/sync.md (atomic_test_and_set): New expander.
12027 (tasb, atomic_test_and_set_soft): New insns.
12028 * config/sh/sh.opt (menable-tas): New option.
12029 * doc/invoke.texi (SH Options): Document it.
12031 2012-03-05 Richard Guenther <rguenther@suse.de>
12033 * cfgloop.c (verify_loop_structure): Verify dominators before
12035 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
12036 dominators from here.
12037 * graphite-scop-detection.c (create_sese_edges): Likewise.
12038 * loop-doloop.c (doloop_optimize_loops): Likewise.
12039 * loop-init.c (loop_optimizer_init): Likewise.
12040 * loop-unroll.c (unroll_and_peel_loops): Likewise.
12041 * loop-unswitch.c (unswitch_loops): Likewise.
12042 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
12043 * tree-parloops.c (parallelize_loops): Likewise. Verify
12044 only when checking is enabled.
12045 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
12047 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
12049 * genautomata.c (parse_automata_opt): New static function.
12050 (initiate_automaton_gen): Remove all option handling code. Remove
12051 argc argument. All callers changed.
12052 (main): Call init_rtx_reader_args_cb with the new function as argument.
12054 2012-03-05 Richard Guenther <rguenther@suse.de>
12056 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
12057 * tree-if-conv.c (combine_blocks): Free post-dominator info
12059 * tree-parloops.c (create_parallel_loop): Free and re-compute
12060 dominator info after breaking it.
12062 2012-03-05 Richard Guenther <rguenther@suse.de>
12064 PR middle-end/52353
12065 * optabs.h (trapv_unoptab_p): New function.
12066 (trapv_binoptab_p): Likewise.
12067 * optabs.c (expand_binop): Use emit_libcall_block_1 with
12068 a proper equiv_may_trap argument.
12069 (expand_unop): Likewise.
12070 (emit_libcall_block_1): Take extra argument whether the
12071 instruction may trap. Renamed from ...
12072 (emit_libcall_block): ... this. New wrapper.
12074 2012-03-05 Jakub Jelinek <jakub@redhat.com>
12076 PR tree-optimization/51721
12077 * tree-vrp.c (register_edge_assert_for_2): If comparing
12078 lhs of right shift by constant with an integer constant,
12079 add ASSERT_EXPRs for the rhs1 of the right shift.
12081 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
12083 2012-03-05 Richard Guenther <rguenther@suse.de>
12085 * tree.c (integer_zerop): Handle VECTOR_CSTs.
12086 (integer_onep): Likewise.
12087 (integer_all_onesp): Likewise.
12089 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
12091 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
12093 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
12095 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
12096 instead of TARGET_64BIT.
12098 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
12100 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
12103 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
12105 * config/i386/i386.c (ix86_print_operand_address): Only handle
12106 zero-extended DImode addresses.
12108 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
12110 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
12111 taken and cputaken as bool.
12113 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
12115 * config/i386/constraints.md (Ya): New internal constraint.
12116 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
12117 (*zero_extendsidi2_rex64): Add x,x alternative.
12118 (*zero_extendsidi2): Ditto. Add o,0 alternative.
12119 Remove flags reg clobber. Adjust corresponding splits.
12120 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
12121 zero_extendqisi2 expanders using SWI12 mode iterator.
12122 (zero_extend<mode>si2_and): Macroize insn from
12123 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
12125 (*zero_extend<mode>si2): Macroize insn from
12126 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
12127 (*zero_extend*2_movzbl_and): Remove insn patterns.
12128 (zero_extendqihi2_and): Merge corresponding splitter.
12129 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
12130 (*zero_extend*2_movzbl_and): Remove insn patterns.
12131 (*anddi_1): Split TYPE_IMOVX instructions.
12132 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
12134 (and->zext splitter): Add splitter pattern.
12135 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
12137 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
12139 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
12141 (Debugging Options): Likewise.
12142 (Optimize Options): Likewise.
12143 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
12144 with other architectures. Use official processor names with correct
12145 spelling/capitalization. Fix formatting and grammar issues.
12146 (i386 and x86-64 Windows Options): Similar cleanup here.
12148 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
12150 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
12152 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
12154 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
12155 DBX_REGISTER_NUMBER.
12157 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
12159 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
12160 operand is CONST_INT. Take COSTS_N_INSNS into account.
12161 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
12164 2012-03-02 Richard Henderson <rth@redhat.com>
12166 * optabs.c (expand_atomic_test_and_set): Honor
12167 atomic_test_and_set_trueval even when atomic_test_and_set
12168 optab is not in use.
12170 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
12174 * config/sh/sh.c (sh_register_move_cost): Increase cost between
12175 GENERAL_REGS and FP_REGS for SImode.
12177 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12180 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
12181 (absdi2): New expander.
12182 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
12184 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12186 * config/sh/sync.md (atomic_exchange<mode>): New expander.
12187 (atomic_exchange<mode>_soft): New insn.
12189 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12191 * config/sh/sync.md: Update copyright notice dates.
12192 (atomic_compare_and_swap<mode>): Use SImode for return value instead
12194 (atomic_compare_and_swap<mode>_soft): Likewise.
12196 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12199 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
12200 * config/sh/sh.c: Update copyright notice dates.
12201 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
12202 alignment for TARGET_HARD_SH4.
12203 (sh_option_override): Reduce default function alignment. Set
12204 loop alignment to 4 bytes when not optimizing for size.
12206 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
12208 PR middle-end/50335
12209 * doc/invoke.texi (floop-flatten): Remove.
12210 * toplev.c (process_options): Remove references to flag_loop_flatten.
12211 * tree-ssa-loop.c (gate_graphite_transform): Same.
12212 * common.opt (floop-flatten): Obsolete.
12213 * graphite-poly.c (apply_poly_transforms): Remove reference to
12215 * Makefile.in (graphite-flattening.o): Remove.
12216 * graphite-flattening.c: Remove.
12218 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
12220 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
12221 having mode compatible with the mode of previous compare. Substitute
12222 compare mode of previous compare with the mode, compatible
12223 with eliminated and previous compare.
12225 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
12227 * config/rs6000/dfp.md (floatdidd2): New define_insn.
12229 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
12231 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
12232 compatible with CCGOCmode and CCGCmode.
12234 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
12236 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
12238 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
12240 * config/arm/arm.c (arm_sat_operator_match): New function.
12241 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
12242 * config/arm/arm.md ("insn" attribute): Add "sat" value.
12243 ("SAT", "SATrev"): New code iterators.
12244 ("SATlo", "SAThi"): New code iterator attributes.
12245 ("*satsi_<SAT:code>"): New pattern.
12246 ("*satsi_<SAT:code>_shift"): Likewise.
12247 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
12248 and "shift" attributes.
12249 ("arm_usatsihi"): Add "insn" attribute.
12250 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
12251 by powers of two. Do not allow shift by 32.
12253 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
12256 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
12257 to pass the argument in the register of "natural" mode.
12259 2012-03-02 Richard Guenther <rguenther@suse.de>
12261 PR tree-optimization/52406
12262 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
12263 (struct indices): Add unconstrained_base member.
12264 (struct dr_alias): Remove unused vops member.
12265 (DR_UNCONSTRAINED_BASE): New define.
12266 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
12267 add indices to allow their disambiguation. Make DR_BASE_OBJECT
12268 be an artificial access that covers the whole indexed object,
12269 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
12270 plain decl base-objects to their MEM_REF variant.
12271 (dr_may_alias_p): When the base-object of either data reference
12272 has unknown size use only points-to information.
12273 (compute_affine_dependence): Make dumps easier to read and
12275 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
12276 DR_REF when looking for packed references.
12277 (vect_supportable_dr_alignment): Likewise.
12279 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
12281 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
12282 Improve conditions for peepholes of loads followed by commutative
12284 * config/arm/ldmstm.md: Regenerated.
12286 2012-03-02 Richard Guenther <rguenther@suse.de>
12288 * BASE-VER: Set to 4.8.0.
12290 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
12292 * config.gcc (obsolete): Add all ARM targets using the FPA.
12293 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
12294 * doc/install.texi: Avoid references to obsolete ARM ports.
12296 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
12298 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
12300 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
12301 Joern Rennecke <joern.rennecke@embecosm.com>
12303 * doc/extend.texi: Expand and update information on interrupt
12304 attribute for Epiphany.
12306 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12308 * config/sh/sh-protos.h: Update copyright notice dates.
12309 * config/sh/sh.h: Likewise.
12310 * config/sh/sh.md: Likewise.
12311 * config/sh/constraints.md: Likewise.
12312 * config/sh/predicates.md: Likewise.
12314 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12316 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
12317 * config/sh/sh.c (tertiary_reload_operand): Likewise.
12319 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12321 * config/sh/constraints.md: Fix comment typo.
12323 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12326 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
12327 unsigned HOST_WIDE_INT.
12328 (zvdep_imm64): Likewise.
12329 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
12330 (vdepi_and): Likewise.
12331 Likewise for unamed 64-bit patterns.
12332 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
12334 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
12337 PR rtl-optimization/52417
12338 * cselib.c (cselib_any_perm_equivs): New variable.
12339 (cselib_reset_table): Check that it's not set when not
12340 preserving constants.
12341 (cselib_add_permanent_equiv): Set it.
12342 (cselib_have_permanent_equivalences): New.
12343 (cselib_init, cselib_finish): Reset it.
12344 * cselib.h (cselib_have_permanent_equivalences): Declare.
12345 * alias.c (get_addr): Restore earlier behavior when there
12346 aren't permanent equivalences.
12348 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
12350 * config/mn10300/mn10300-modes.def: Fix copyright notice.
12351 * config/v850/v850-modes.def: Fix copyright notice.
12353 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
12355 * doc/extend.texi (AVR Built-in Functions): Document
12356 __builtin_avr_flash_segment.
12358 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
12359 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
12360 (*split.flash_segment): New insn-and-split.
12361 * config/avr/avr.c (avr_init_builtins): Add local variables:
12362 const_memx_void_node, const_memx_ptr_type_node,
12363 char_ftype_const_memx_ptr.
12365 2012-03-01 Jakub Jelinek <jakub@redhat.com>
12367 PR tree-optimization/52445
12368 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
12369 add ssa_name_ver, offset and size fields and change store field
12371 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
12372 (add_or_mark_expr): Likewise. Only consider previous stores
12373 with the same size and offset.
12374 (nt_init_block): Only look at gimple_assign_single_p stmts,
12375 doesn't look at rhs2.
12377 2012-03-01 Richard Guenther <rguenther@suse.de>
12379 PR middle-end/52443
12380 * tree-cfg.c (verify_gimple_assign_unary): Allow any
12381 conversions from integral types to pointer types.
12383 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
12385 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
12386 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
12387 unintentionally removed in r184616.
12389 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12391 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
12394 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12395 Uros Bizjak <ubizjak@gmail.com>
12398 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
12399 alternatives, add "e" constraint to the new last alternative
12400 and ! to last 3 alternatives.
12402 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
12404 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
12405 DW_AT_artificial attributes at the end of the processing.
12406 (gen_array_type_die): Likewise.
12407 (gen_enumeration_type_die): Likewise.
12408 (gen_struct_or_union_type_die): Likewise.
12409 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
12412 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12414 PR middle-end/52419
12415 * expr.c (expand_assignment): If doing misaligned store that doesn't
12416 cover all mode bits, perform a RMW cycle.
12418 PR tree-optimization/52429
12419 * tree-parloops.c (separate_decls_in_region_debug): Return early
12420 if var is LABEL_DECL.
12422 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12424 PR tree-optimization/52424
12425 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
12426 calling dom_thread_across_edge.
12428 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12430 * config/avr/avr.c: Move definition of TARGET macros to end of file.
12432 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12434 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
12435 * config/avr/avr.c (avr_output_bld): Remove unused function.
12436 (avr_out_sbxx_branch): Use "%T" to print bit position.
12438 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12440 * config/avr/avr.md: Untabify.
12442 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12444 * config/avr/avr.md (eqne): New code iterator.
12445 (*dec-and-branchsi): Use it in text peephole's condition.
12446 (*dec-and-branchhi): Ditto.
12447 (*dec-and-branchqi): Ditto.
12449 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12452 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
12453 the device does not have the skip-bug.
12455 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
12457 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
12458 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
12459 -mpretend-cmove): New.
12461 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12464 * df.h (struct df_d): Adjust comment that hard_regs_live_count
12465 doesn't count DEBUG_INSN refs.
12466 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
12467 for DEBUG_INSN refs.
12469 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12473 2012-02-20 Richard Guenther <rguenther@suse.de>
12474 PR tree-optimization/52298
12475 * tree-vect-stmts.c (vectorizable_load): Properly use
12476 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
12478 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
12480 PR middle-end/51752
12481 * gimple.h (gimple_in_transaction): New.
12482 (gimple_set_in_transaction): New.
12483 (struct gimple_statement_base): Add in_transaction field.
12484 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
12486 (tree_ssa_lim_initialize): Compute transaction bits.
12487 * tree.h (compute_transaction_bits): Protoize.
12488 * trans-mem.c (tm_region_init): Use the heap to store BB
12490 (compute_transaction_bits): New.
12492 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12494 * gcc.c (display_help): Document --help=common and sort entries
12497 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12499 * doc/install.texi: Document check-$LANG specific shortcuts
12501 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12504 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
12506 * config/arm/arm_neon.h: Regenerate.
12507 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
12508 (neon_vcgeu): New insn.
12509 (neon_vcgtu): Likewise.
12510 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
12511 (ops): Unsigned comparison intrinsics call a different builtin.
12513 2012-02-28 Richard Guenther <rguenther@suse.de>
12516 * config/i386/i386.c (ix86_expand_vector_set): Fix element
12517 ordering for the VEC_CONCAT for two element vectors for
12518 V2SFmode, V2SImode and V2DImode.
12520 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12523 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
12524 detecting big-endian triplets.
12526 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12528 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
12529 mode if there is no type information available.
12531 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
12533 PR tree-optimization/53207
12534 * doc/invoke.texi: Document as experimental and relying on graphite.
12536 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12538 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
12539 of initializer to changes from r184614.
12541 2012-02-28 Richard Guenther <rguenther@suse.de>
12543 PR tree-optimization/52395
12544 * tree-sra.c (build_ref_for_offset): Also look at the base
12545 TYPE_ALIGN when figuring out the alignment of the replacement.
12547 2012-02-28 Richard Guenther <rguenther@suse.de>
12549 PR tree-optimization/52402
12550 * ipa-prop.c (ipa_modify_call_arguments): Properly use
12551 mis-aligned types when creating the accesses at the call site.
12553 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12555 * config/avr/builtins.def: New file.
12556 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
12557 * config/avr/avr.c (enum avr_builtin_id): Use it.
12558 (avr_init_builtins): Use it. And use avr_bdesc.
12559 (bdesc_1arg): Remove.
12560 (bdesc_2arg): Remove.
12561 (bdesc_3arg): Remove.
12562 (struct avr_builtin_description): Add field n_args.
12563 (avr_bdesc): New static variable using builtins.def.
12564 (avr_expand_builtin): Use it.
12565 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
12566 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
12567 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
12569 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12572 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
12573 match only one single hard register with respective hard reg rtx.
12574 (movmemx_<mode>): Ditto.
12575 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
12576 insn anatomy of movmem[x]_<mode>.
12577 (avr_out_movmem): Same for printing assembler and operand usage.
12579 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12583 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
12584 address spaces located outside of device flash.
12586 * config/avr/avr.h (base_arch_s): Remove field n_segments.
12587 (mcu_type_s): Add field n_flash.
12588 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
12589 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
12590 (AVR_MCU): Add N_FLASH argument.
12591 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
12592 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
12593 macro __FLASH<n> if that address space makes sense for the device.
12594 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
12595 outside of target flash.
12596 (avr_asm_named_section): Ditto.
12597 (avr_asm_select_section): Ditto.
12598 (avr_addr_space_convert): Ditto.
12599 (avr_emit_movmemhi): Ditto.
12600 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
12601 address space is outside of device flash.
12602 (avr_insert_attributes): Ditto.
12603 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
12604 avr_current_arch->n_segments.
12606 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
12609 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
12610 (*movabs<mode>_2): Likewise.
12612 2012-02-27 Jakub Jelinek <jakub@redhat.com>
12615 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
12616 s_register_operand in the test instead of REG_P. Don't call
12617 gen_reg_rtx if it won't be used.
12619 PR tree-optimization/52376
12620 * ipa-split.c (split_function): Ignore CLOBBER stmts.
12622 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
12624 * ifcvt.c (noce_get_condition): Check condition variable is not
12625 small_register_classes_for_mode_p before accepting.
12627 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
12629 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
12631 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12634 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12635 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
12637 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
12639 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
12641 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
12643 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
12645 * config/sh/predicates.md: Remove blank lines.
12646 * config/sh/sh.c: Fix typos in comments.
12647 * config/sh/constraints.md: Likewise.
12648 * config/sh/sh.md: Remove blank lines.
12649 Fix typos in comments. Use ;; as comment characters.
12651 2012-02-26 Walter Lee <walt@tilera.com>
12653 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
12654 (replace_mov_pcrel_step2): Ditto.
12656 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
12659 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
12660 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
12661 and locs that reference values newer than the non-canonical value
12662 at hand. Return the canonical value as a worst case.
12663 (memrefs_conflict_p): Walk canonical value's locs.
12666 * cselib.c (preserve_only_constants): Rename to...
12667 (preserve_constants_and_equivs): ... this. Split out...
12668 (invariant_or_equiv_p): ... this. Preserve plus expressions
12669 of other preserved expressions too.
12670 (cselib_reset_table): Adjust.
12671 * var-tracking.c (reverse_op): Use canonical value to build
12674 2012-02-23 Kai Tietz <ktietz@redhat.com>
12676 * config/i386/i386.c (ix86_delegitimize_address): Handle
12677 UNSPEC_PCREL plus displacement.
12679 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
12682 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
12683 to test for unusedness in st X addressing.
12685 2012-02-24 Richard Guenther <rguenther@suse.de>
12687 PR middle-end/52361
12688 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
12689 (is_gimple_reg_type): Move inline ...
12690 * gimple.h (is_gimple_reg_type): ... here.
12692 2012-02-24 Richard Guenther <rguenther@suse.de>
12694 PR middle-end/52361
12695 * passes.c (execute_function_todo): When verifying SSA form
12696 verify gimple form first.
12697 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
12699 2012-02-24 Richard Guenther <rguenther@suse.de>
12701 PR middle-end/52355
12702 * fold-const.c (fold_addr_of_array_ref_difference): New function.
12703 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
12705 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12707 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
12709 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12711 * tree-phinodes.c (make_phi_node): Mark static.
12712 * tree-flow.h (make_phi_node): Remove extern decl.
12713 * doc/gimple.texi (make_phi_node): Remove documentation.
12715 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12717 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
12718 * tree-ssa-sccvn.c (print_scc): Ditto.
12720 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12722 * doc/passes.texi (Full redundancy elimination): Fix typo.
12724 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12726 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
12728 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
12731 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
12733 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
12736 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
12738 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
12740 * config/avr/avr.md (code_stdname): Add ior, xor.
12741 (xior): New code iterator.
12742 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
12743 (*<code_stdname><mode>qi.byte1-3): Ditto.
12745 2012-02-23 Jakub Jelinek <jakub@redhat.com>
12747 PR tree-optimization/52019
12748 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
12751 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12753 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
12754 HAVE_INITFINI_ARRAY to work around namespace pollution in
12755 certain versions of newlib system headers.
12756 * config.in: Regenerate.
12757 * configure: Regenerate.
12758 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
12759 instead of HAVE_INITFINI_ARRAY.
12761 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
12764 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
12765 is not offsettable memory reference.
12767 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12770 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
12771 setting avr_need_clear_bss_p for __gnu_lto* symbols.
12773 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12775 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
12776 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
12778 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12780 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
12781 library on Solaris 8 even without TLS support.
12782 * configure: Regenerate.
12784 2012-02-22 Richard Guenther <rguenther@suse.de>
12786 PR middle-end/52329
12787 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
12788 for GIMPLE_DEBUG stmts.
12790 2012-02-22 Martin Jambor <mjambor@suse.cz>
12792 PR middle-end/51782
12793 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
12794 according to the base object.
12796 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12798 PR rtl-optimization/50063
12799 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
12800 and 2 (8-bit SP) in operand 2.
12801 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
12802 setup to use movhi_sp_r instead of vanilla move to write SP.
12803 Adjust REG_CFA notes to superseed unspec.
12804 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
12806 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
12807 known to be off) only with TARGET_NO_INTERRUPTS. Never use
12808 irq_state 1 (IRQ known to be on) here.
12810 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
12812 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
12814 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
12815 assign_hard_reg): Likewise.
12817 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12819 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
12821 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12823 * config/avr/avr.md
12824 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
12825 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
12827 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12829 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
12830 prototype from here to...
12831 * config/avr/avr.h: ...here.
12833 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
12836 * thumb2.md (thumb2_shiftsi3_short): Split register and
12837 immediate shifts. For register shifts tie operands 0 and 1.
12838 (peephole2 for above): Check that register-controlled shifts
12839 have suitably tied operands.
12841 2012-02-21 Quentin Neill <quentin.neill@amd.com>
12844 * config/i386/bdver1.md (bdver1_call, bdver1_push,
12845 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
12846 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
12847 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
12848 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
12849 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
12850 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
12851 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
12852 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
12853 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
12854 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
12855 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
12856 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
12857 bdver1_ssevector_avx256_unaligned_load,
12858 bdver1_ssevector_sse128_unaligned_load,
12859 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
12860 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
12861 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
12862 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
12863 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
12864 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
12865 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
12866 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
12867 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
12868 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
12869 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
12870 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
12871 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
12872 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
12873 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
12874 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
12875 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
12876 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
12877 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
12878 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
12879 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
12880 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
12881 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
12882 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
12883 bdver1_ssediv_double_load, bdver1_ssediv_double,
12884 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
12885 Add "bdver2" attribute.
12887 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12889 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
12890 default if possible and not specified otherwise.
12892 2012-02-21 Richard Guenther <rguenther@suse.de>
12894 PR middle-end/52314
12895 * gimplify.c (create_tmp_from_val): Use the main variant type
12896 for the type of the temporary we create.
12898 2012-02-21 Richard Guenther <rguenther@suse.de>
12900 PR tree-optimization/52324
12901 * gimplify.c (gimplify_expr): When re-gimplifying expressions
12902 do not gimplify a MEM_REF address operand if it is already
12905 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12907 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
12908 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
12910 2012-02-21 Richard Guenther <rguenther@suse.de>
12912 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
12913 nested_in_vect_loop.
12915 2012-02-21 Jakub Jelinek <jakub@redhat.com>
12917 PR tree-optimization/52318
12918 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
12919 vdef also to non-pure/const call stmts in the sequence.
12921 2012-02-21 Tristan Gingold <gingold@adacore.com>
12923 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
12925 2012-02-20 David S. Miller <davem@davemloft.net>
12927 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
12928 don't use the "rd %pc" instruction on v9 for PIC register loads.
12930 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
12932 PR middle-end/52141
12933 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
12934 in a transaction safe function.
12936 2012-02-20 Kai Tietz <ktietz@redhat.com>
12939 * stor-layout.c (place_field): Handle desired_align for
12942 2012-02-20 Richard Guenther <rguenther@suse.de>
12944 PR tree-optimization/52298
12945 * tree-vect-stmts.c (vectorizable_store): Properly use
12946 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
12948 (vectorizable_load): Likewise.
12949 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
12950 Access DR_STEP after ensuring it is not NULL.
12952 2012-02-20 Jakub Jelinek <jakub@redhat.com>
12954 PR tree-optimization/52286
12955 * fold-const.c (fold_binary_loc): For (X & C1) | C2
12956 optimization use double_int_to_tree instead of build_int_cst_wide,
12957 rewrite to use double_int vars.
12959 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12962 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
12964 Remove -e 0 from $gcc_cv_ld invocation.
12965 Only use __GLIBC_PREREQ if defined.
12966 Enable on Solaris since Solaris 8 patch.
12967 (gcc_SUN_LD_VERSION): New macro.
12968 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
12969 gcc_SUN_LD_VERSION for version number format.
12970 * configure: Regenerate.
12971 * varasm.c (get_elf_initfini_array_priority_section): Set
12972 SECTION_NOTYPE for non-default priority.
12973 Use get_section instead of get_unnamed_section to emit
12974 .init_array/.fini_array with default priority.
12976 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12978 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
12979 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
12980 (mips_start_unique_function, mips_output_mips16_rdhwr)
12981 (mips_code_end): New functions.
12982 (TARGET_ASM_CODE_END): Define.
12984 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12986 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
12987 to stubs with non-sibling calls.
12989 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
12991 * doc/invoke.texi (-fira-* options): Copy-edit.
12992 (ira-* parameters): Copy-edit.
12994 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12996 * doc/invoke.texi: Minor copy-edits to bring into conformance with
12997 GCC coding conventions.
12999 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
13001 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
13002 when used as adjectives.
13004 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
13006 * doc/invoke.texi: Clean up "that"/"which" confusion.
13008 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
13010 * system.h: Poison SMALL_REGISTER_CLASSES
13011 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
13012 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
13014 2012-02-16 Jakub Jelinek <jakub@redhat.com>
13016 PR tree-optimization/52285
13017 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
13018 when deciding if a call is a tail call or tail recursion.
13020 2012-02-16 Kai Tietz <ktietz@redhat.com>
13022 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
13023 interger-constant displacement for UNSPEC_PCREL.
13025 2012-02-16 Jakub Jelinek <jakub@redhat.com>
13027 PR rtl-optimization/52208
13028 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
13029 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
13031 PR tree-optimization/52255
13032 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
13033 loop->header has virtual PHI, but exit_e->dest doesn't, add
13034 virtual PHI to exit_e->dest and adjust all uses after the loop.
13037 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
13038 children with clone_tree_hash, not after it.
13040 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
13042 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
13043 extended identifiers.
13045 2012-02-16 Jakub Jelinek <jakub@redhat.com>
13047 PR middle-end/51929
13048 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
13049 a same_body_alias, also test whether e->callee isn't a former
13050 or current clone of the decl this is a same body alias of.
13052 PR translation/52264
13053 * cgraphunit.c (verify_cgraph_node): Fix a typo.
13055 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
13057 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
13059 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
13062 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
13063 force_reg instead of copy_to_reg for better optimization. Force
13064 non-register or memory operands into a register.
13066 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
13068 * extend.texi: Reserve upper bits of memory model for future use.
13070 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
13071 Anatoly Sokolov <aesok@post.ru>
13072 Eric Weddington <eric.weddington@atmel.com>
13075 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
13076 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
13077 Rewrite initializers for .macro.
13078 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
13079 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
13080 atxmega32d4, atxmega32x1.
13081 avrxmega4: atxmega64a3, atxmega64d3.
13082 avrxmega5: atxmega64a1, atxmega64a1u.
13083 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
13084 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
13085 avrxmega7: atxmega128a1, atxmega128a1u.
13086 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
13087 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
13088 (struct base_arch_s): Rename reserved to xmega_p.
13089 Rename reserved2 to have_rampd.
13090 (AVR_XMEGA): New define.
13091 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
13092 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
13093 * config/avr/predicates.md (io_address_operand): Take into
13094 account SFR offset.
13095 (low_io_address_operand): Ditto.
13096 (high_io_address_operand): Ditto.
13097 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
13098 (enabled, movhi_sp_r): Use them.
13099 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
13100 cpp_define_formatted to built-in define __AVR_ARCH__.
13101 (__AVR_XMEGA__): New built-in define.
13102 (__AVR_HAVE_RAMPD__): New built-in define.
13103 (__AVR_HAVE_RAMPX__): New built-in define.
13104 (__AVR_HAVE_RAMPY__): New built-in define.
13105 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
13107 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
13108 (avr_option_override): Initialize them.
13109 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
13110 (avr_init_expanders): Initialize them. No more block several calls.
13111 (emit_push_sfr): New static function.
13112 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
13114 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
13115 (avr_print_operand): Print addreeses as symbols for
13116 RAMPX, RAMPY, RAMPD, CCP.
13117 (output_movhi): Handle AVR_XMEGA when writing to SP.
13118 (avr_out_movhi_mr_r_xmega): New static function.
13119 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
13120 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
13121 __RAMPD__, __CCP__ as needed.
13123 * config/avr/multilib.h: Regenerate.
13124 * config/avr/t-multilib: Regenerate.
13125 * config/avr/avr-tables.opt: Regenerate.
13127 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
13129 PR tree-optimization/50561
13130 * graphite-flattening.c (lst_project_loop): Do not
13131 remove old scattering dimensions after flattening.
13132 (lst_do_flatten): Likewise.
13134 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
13136 * doc/extend.texi (AVR Built-in Functions): Remove doc for
13137 __builtin_avr_map8, __builtin_avr_map16.
13138 Document __builtin_avr_insert_bits.
13140 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
13141 (insert_bits): New insn.
13142 (adjust_len.map_bits): Rename to insert_bits.
13143 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
13144 * avr-protos.h (avr_out_map_bits): Remove.
13145 (avr_out_insert_bits, avr_has_nibble_0xf): New.
13146 * config/avr/constraints.md (Cxf,C0f): New.
13147 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
13148 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
13149 New built-in define __BUILTIN_AVR_INSERT_BITS.
13150 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
13151 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
13152 (avr_move_bits): Rewrite.
13153 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
13155 (avr_map_op_t): New typedef.
13156 (avr_map_op): New static variable.
13157 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
13158 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
13159 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
13160 (bdesc_3arg, avr_expand_triop_builtin): New.
13161 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
13162 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
13163 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
13164 (avr_map_equal_p, avr_map_sig_p): Remove.
13165 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
13166 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
13167 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
13168 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
13169 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
13170 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
13172 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
13174 * config/c6x/c6x.md (reserve_cycles): New attribute.
13175 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
13176 don't reserve functional units after the branch occurs.
13178 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
13180 PR middle-end/52142
13181 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
13182 functions into non-tm_pure functions.
13184 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
13187 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
13188 (iterative_hash_canonical_type): Likewise.
13189 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
13192 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
13194 * haifa-sched.c (prune_ready_list): Ensure that if there is a
13195 sched-group insn, it either remains alone or the entire list is pruned.
13197 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
13199 * doc/install.texi (Prerequisites): Fix grammar.
13200 (Configuration): Likewise.
13202 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
13204 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
13205 MPC as part of GCC before describing configuring with --with-gmp etc.
13206 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
13207 sources are present.
13209 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13212 * dwarf2out.c (clone_tree_hash): New function.
13213 (copy_decls_walk): Use it instead of clone_tree.
13215 2012-02-14 Richard Guenther <rguenther@suse.de>
13217 PR tree-optimization/52244
13218 PR tree-optimization/51528
13219 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
13220 replacements for integral types.
13222 2012-02-14 Walter Lee <walt@tilera.com>
13224 * config.gcc: Handle tilegx and tilepro.
13225 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
13226 tilegx and tilepro.
13227 Add HAVE_AS_TLS check for tilegx and tilepro.
13228 * configure: Regenerate.
13229 * doc/contrib.texi: Add Mat Hostetter and self.
13230 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
13231 Document instruction intrinsics and network accessing intrinsics.
13232 (TILEPro Built-in Functions): New node. Document instruction
13233 intrinsics and network accessing intrinsics.
13234 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
13235 (Specific, tilepro-*-linux*): Likewise.
13236 * doc/invoke.texi (TILE-Gx Options): New section.
13237 (TILEPro Options): New section.
13238 * doc/md.texi (TILE-Gx): New section.
13239 (TILEPro): New section.
13240 * common/config/tilegx/tilegx-common.c: New file.
13241 * common/config/tilepro/tilepro-common.c: New file.
13242 * config/tilegx/constraints.md: New file.
13243 * config/tilegx/linux.h: New file.
13244 * config/tilegx/mul-tables.c: New file.
13245 * config/tilegx/predicates.md: New file.
13246 * config/tilegx/sync.md: New file.
13247 * config/tilegx/t-tilegx: New file.
13248 * config/tilegx/tilegx-builtins.h: New file.
13249 * config/tilegx/tilegx-c.c: New file.
13250 * config/tilegx/tilegx-generic.md: New file.
13251 * config/tilegx/tilegx-modes.def: New file.
13252 * config/tilegx/tilegx-multiply.h: New file.
13253 * config/tilegx/tilegx-protos.h: New file.
13254 * config/tilegx/tilegx.c: New file.
13255 * config/tilegx/tilegx.h: New file.
13256 * config/tilegx/tilegx.md: New file.
13257 * config/tilegx/tilegx.opt: New file.
13258 * config/tilepro/constraints.md: New file.
13259 * config/tilepro/gen-mul-tables.cc: New file.
13260 * config/tilepro/linux.h: New file.
13261 * config/tilepro/mul-tables.c: New file.
13262 * config/tilepro/predicates.md: New file.
13263 * config/tilepro/t-tilepro: New file.
13264 * config/tilepro/tilepro-builtins.h: New file.
13265 * config/tilepro/tilepro-c.c: New file.
13266 * config/tilepro/tilepro-generic.md: New file.
13267 * config/tilepro/tilepro-modes.def: New file.
13268 * config/tilepro/tilepro-multiply.h: New file.
13269 * config/tilepro/tilepro-protos.h: New file.
13270 * config/tilepro/tilepro.c: New file.
13271 * config/tilepro/tilepro.h: New file.
13272 * config/tilepro/tilepro.md: New file.
13273 * config/tilepro/tilepro.opt: New file.
13275 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13277 PR tree-optimization/52210
13278 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
13279 vect_model_simple_cost with two entry vect_def_type array instead
13280 of an address of dt.
13282 2012-02-14 Richard Guenther <rguenther@suse.de>
13285 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
13286 Do not stream DECL_QUALIFIER.
13287 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
13288 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
13289 (find_decls_types_r): Do not walk DECL_QUALIFIER.
13291 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13294 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
13297 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13300 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
13301 * cselib.c (cselib_subst_to_values_from_insn): New function.
13302 * sched-deps.c (add_insn_mem_dependence,
13303 sched_analyze_1, sched_analyze_2): Use it.
13305 2012-02-13 Jan Hubicka <jh@suse.cz>
13307 PR middle-end/52214
13308 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
13310 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
13312 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
13313 (GTM_SELF_SPECS): Define if not already defined.
13314 (driver_self_specs): Add GTM_SELF_SPECS.
13315 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
13316 (GTM_SELF_SPECS): Define.
13317 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
13318 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
13320 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13322 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
13325 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
13327 PR middle-end/52230
13328 * omp-low.c (expand_omp_for): If a static schedule without chunk size
13329 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
13331 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
13334 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
13336 2012-02-13 Richard Guenther <rguenther@suse.de>
13338 PR translation/52211
13339 * passes.c (enable_disable_pass): Fix typo.
13341 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13343 PR middle-end/52209
13344 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
13345 XOR for reduce_bit_field if type is unsigned.
13347 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
13349 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
13350 disallow changes from SFmode to mode with different size in FP regs.
13352 2012-02-12 Robert Millan <rmh@gnu.org>
13353 Gerald Pfeifer <gerald@pfeifer.com>
13355 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
13358 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
13360 PR rtl-optimization/52175
13361 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
13362 to frame-related instructions.
13364 2012-02-10 Jason Merrill <jason@redhat.com>
13367 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
13368 (demangle_new_symbols): Fill it.
13369 (scan_linker_output): Walk it.
13370 (start_tweaking): Split out from scan_linker_output.
13371 (maybe_tweak): Update sym->chosen.
13372 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
13374 2012-02-11 Jakub Jelinek <jakub@redhat.com>
13377 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
13379 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
13381 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
13382 having the same mode as previous compare.
13384 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
13386 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
13387 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
13388 (nonlocal_goto_internal): Likewise.
13389 (nonlocal_goto): Emit a use and an indirect jump directly.
13391 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
13394 * doc/extend.texi : Update comments for __atomic_compare_exchange and
13395 __atomic_{is,always}_lock_free.
13397 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
13400 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
13401 negative constant address for TARGET_X32.
13403 2012-02-10 Richard Henderson <rth@redhat.com>
13405 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
13406 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
13407 for GIMPLE_TRANSACTION. Tidy if's into a switch.
13409 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13410 Ira Rosen <irar@il.ibm.com>
13412 PR tree-optimization/50031
13413 * targhooks.c (default_builtin_vectorization_cost): Handle
13414 vec_promote_demote.
13415 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
13416 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
13417 all types of reduction and pattern statements.
13418 (vect_estimate_min_profitable_iters): Likewise.
13419 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
13420 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
13421 for explicit realigns.
13422 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
13423 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
13424 vec_promote_demote.
13425 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
13426 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
13427 vec_perm for VSX and handle vec_promote_demote.
13429 2012-02-10 Jakub Jelinek <jakub@redhat.com>
13431 PR middle-end/52177
13432 * builtins.c (fold_builtin_atomic_always_lock_free,
13433 expand_builtin_atomic_always_lock_free,
13434 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
13435 Return and/or test boolean_true_node/boolean_false_node instead of
13436 integer_one_node/integer_zero_node.
13438 2012-02-10 Jan Hubicka <jh@suse.cz>
13440 PR middle-end/48600
13441 * predict.c (predict_paths_for_bb): Prevent looping.
13442 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
13444 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
13446 * config/arm/arm.c (output_move_double): In one case properly
13447 count number of instructions that will be emitted.
13449 2012-02-10 Richard Guenther <rguenther@suse.de>
13451 PR translation/52193
13452 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
13454 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
13456 PR middle-end/52140
13457 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
13459 2012-02-09 Jakub Jelinek <jakub@redhat.com>
13462 * var-tracking.c (emit_note_insn_var_location): If
13463 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
13464 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
13465 non-NOTE_DURING_CALL_P insn.
13467 2012-02-09 Bin Cheng <bin.cheng@arm.com>
13469 PR middle-end/51867
13470 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
13472 2012-02-08 Magnus Granberg <zorry@gentoo.org>
13475 * gcc.c (switch_matches) Support switches with separated form,
13478 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
13480 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
13482 (RAMPZ_ADDR): Ditto.
13483 * config/avr/avr.c (avr_addr_t): New typedef.
13484 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
13485 (avr_init_expanders): Initialize it.
13486 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
13488 (expand_epilogue): Ditto.
13489 (avr_print_operand): Ditto.
13490 (avr_file_start): Ditto.
13491 (avr_emit_movmemhi): Ditto.
13493 2012-02-08 Richard Guenther <rguenther@suse.de>
13495 PR tree-optimization/46886
13496 * tree-flow.h (do_while_loop_p): Declare.
13497 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
13498 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
13500 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
13502 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
13503 always succeed for integers larger than a native word.
13505 2012-02-08 Richard Guenther <rguenther@suse.de>
13507 PR rtl-optimization/52170
13508 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
13509 properly handle integer vector modes.
13511 2012-02-08 Jakub Jelinek <jakub@redhat.com>
13513 PR gcov-profile/52150
13514 * coverage.c: Include target.h.
13515 (build_var): Call targetm.strip_name_encoding on the assembler name.
13516 Change one _ into . or $ if the target allows it.
13517 * Makefile.in (coverage.o): Depend on $(TARGET_H).
13519 PR rtl-optimization/52139
13520 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
13521 is a BARRIER after emit_insn_after_noloc, move BB_END
13522 to the last non-BARRIER insn before it.
13524 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
13526 PR middle-end/24306
13527 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
13528 (mips_gimplify_va_arg_expr): Call it instead of
13529 std_gimplify_va_arg_expr.
13531 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13533 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
13534 message for -mno-pointers-to-nested-function.
13536 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
13538 PR middle-end/51994
13539 * expr.c (get_inner_reference): If there is an offset, add a negative
13540 bit position to it (if any).
13542 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13544 PR rtl-optimization/52060
13545 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
13546 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
13547 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
13548 and/or i0src_copy2 when needed.
13550 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13552 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
13553 or LTOPLUGINSONAME if have_c.
13555 * config/freebsd-spec.h: Add comment about what macros can be defined
13557 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
13558 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
13561 2012-02-07 Richard Guenther <rguenther@suse.de>
13563 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
13564 newline in -alias dumps.
13566 2012-02-07 Kai Tietz <ktietz@redhat.com>
13567 Dave Korn <dave.korn.cygwin@gmail.com>
13570 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
13571 Take care that typinfo gets dllexport-attribute.
13573 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13575 PR middle-end/52074
13576 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
13577 if modifier < EXPAND_SUM call force_operand on the result.
13579 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
13581 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
13582 adding __forwarder_dst__ prefix if a forwarder_section attribute is
13584 (epiphany_function_type): Replace types for specific interrupts with
13585 EPIPHANY_FUNCTION_INTERRUPT.
13586 (EPIPHANY_INTERRUPT_P): Update.
13587 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
13588 New static function.
13589 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
13590 <disinterrupt>: Affects type identity.
13591 (epiphany_handle_interrupt_attribute): Handle variable number of
13593 (epiphany_compute_function_type): Update for new
13594 epiphany_function_type definition.
13595 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
13596 handlers with a longcall forwarder.
13597 (epiphany_start_function): Handle multiple interrupt arguments and/or
13598 forwarder_section attribute.
13600 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
13603 2012-02-07 Alan Modra <amodra@gmail.com>
13606 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
13609 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13611 PR tree-optimization/50969
13612 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
13613 use vec_perm rather than vector_stmt.
13614 (vect_model_load_cost): Likewise.
13615 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
13616 vec_perm to be the same as other vector statements.
13617 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
13618 cost of vec_perm for TARGET_VSX.
13620 2012-02-06 Richard Guenther <rguenther@suse.de>
13622 PR tree-optimization/52115
13623 * tree-sra.c (access_has_replacements_p): New function.
13624 (sra_modify_assign): Use it to decide whether a use is uninitialized.
13626 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
13628 PR middle-end/52047
13629 * trans-mem.c (expand_call_tm): Add an assertion.
13630 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
13633 2012-02-06 Richard Guenther <rguenther@suse.de>
13635 PR tree-optimization/50955
13636 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
13637 raise cost of expressions that replace an address with an
13638 expression based on a different pointer.
13640 2012-02-06 Jakub Jelinek <jakub@redhat.com>
13643 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
13644 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
13646 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
13649 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
13650 -Weffc++ and specify guidelines come from second edition.
13652 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13654 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
13655 (sibcall_value_multiple_internal, call_split, call_internal_direct)
13656 (call_direct_split, call_value_split, call_value_internal_direct)
13657 (call_value_direct_split, call_value_multiple_split): Use jal and
13658 jal_macro attributes.
13660 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13662 * reload1.c (reload_regs_reach_end_p): Replace with...
13663 (reload_reg_rtx_reaches_end_p): ...this function.
13664 (new_spill_reg_store): Update commentary.
13665 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
13666 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
13667 before setting new_spill_reg_store.
13668 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
13669 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
13670 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
13671 for non-spill reload registers.
13673 2012-02-05 Ira Rosen <irar@il.ibm.com>
13675 PR tree-optimization/52091
13676 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
13677 (vect_is_simple_use_1): Likewise.
13678 * tree-vect-loop.c (vectorizable_reduction): Update calls
13679 to vect_is_simple_use_1 and vect_is_simple_use.
13680 (vectorizable_live_operation): Likewise.
13681 * tree-vect-patterns.c (widened_name_p,
13682 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
13683 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
13684 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
13685 vectorizable_shift,vectorizable_operation, vectorizable_store,
13686 vectorizable_load): Likewise.
13687 (vect_is_simple_cond): Add an argument, pass it to
13688 vect_is_simple_use_1.
13689 (vectorizable_condition): Update calls to vect_is_simple_cond,
13690 vect_is_simple_use.
13691 (vect_is_simple_use): Add an argument, the statement in which
13692 OPERAND is used. Check that if OPERAND's def stmt is a double
13693 reduction phi node, the use is a phi node too.
13694 (vect_is_simple_use_1): Add an argument, pass it to
13695 vect_is_simple_use.
13696 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
13697 to vect_is_simple_use.
13699 2012-02-04 Jakub Jelinek <jakub@redhat.com>
13701 PR rtl-optimization/52095
13702 * modulo-sched.c (dump_insn_locator): New function.
13703 (loop_canon_p, sms_schedule): Use it.
13705 PR rtl-optimization/52113
13706 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
13707 even for decomposable shift/zext insns.
13709 2012-02-03 Jakub Jelinek <jakub@redhat.com>
13710 Zdenek Dvorak <ook@ucw.cz>
13712 PR rtl-optimization/52092
13713 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
13714 on get_iv_value result.
13716 2012-02-02 Andrew Pinski <apinski@cavium.com>
13718 PR middle-end/47982
13719 PR middle-end/43967
13720 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
13722 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13724 PR middle-end/48071
13725 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
13727 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
13729 PR rtl-optimization/49800
13730 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
13731 (sched_finish): Call regstat_free_n_sets_and_refs.
13733 2012-02-02 Jia Liu <proljc@gmail.com>
13735 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
13738 2012-02-02 Jan Hubicka <jh@suse.cz>
13739 Tom de Vries <tom@codesourcery.com>
13741 PR middle-end/51998
13742 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
13743 * varpool.c (varpool_analyze_pending_decls): Likewise.
13745 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
13746 Jayant R Sonar <jayant.sonar@kpitcummins.com>
13748 * config.gcc: Add cr16-* support.
13750 * doc/extend.texi: Document cr16 extensions.
13751 * doc/install.texi: Document cr16 install.
13752 * doc/invoke.texi: Document cr16 options.
13753 * doc/md.texi: Document cr16 constraints.
13755 * common/config/cr16/cr16-common.c: New file.
13756 * config/cr16/cr16.c: New file.
13757 * config/cr16/cr16.h: New file.
13758 * config/cr16/cr16.md: New file.
13759 * config/cr16/cr16.opt: New file.
13760 * config/cr16/cr16-protos.h: New file.
13761 * config/cr16/predicates.md: New file.
13762 * config/cr16/constraints.md: New file.
13763 * config/cr16/t-cr16: New file.
13765 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13768 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
13769 that operands[2] is either immediate, or q_regs_operand.
13771 PR tree-optimization/52073
13772 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
13773 a pattern stmt for pattern uses, ignore uses outside of the loop.
13775 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13777 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
13778 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
13779 (OUT_AS1, OUT_AS2): Remove.
13781 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13783 PR rtl-optimization/51374
13784 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
13785 to cross other volatile_refs_p insns.
13787 2012-02-01 Richard Guenther <rguenther@suse.de>
13789 * doc/invoke.texi (fno-inline): Clarify documentation.
13790 (finline-small-functions): Likewise.
13791 (finline-functions): Likewise.
13792 * common.opt (finline): Adjust comment and documentation.
13793 (finline-small-functions): Clarify documentation.
13794 (finline-functions): Likewise.
13795 (finline-functions-called-once): Likewise.
13797 2012-02-01 Tristan Gingold <gingold@adacore.com>
13799 * c-typeck.c (composite_type): Keep mode for pointers.
13801 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
13803 * function.h (regno_reg_rtx): Adjust comment.
13804 * reginfo.c (init_reg_modes_target): Only use the previous mode
13805 if it fits within one register. Remove MIPS comment.
13807 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13810 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
13812 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13814 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
13815 to srak instruction.
13817 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13819 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
13821 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13826 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
13828 2012-01-31 Richard Guenther <rguenther@suse.de>
13830 PR tree-optimization/51528
13831 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
13834 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13839 * ree.c (add_removable_extension): Change def_map argument
13840 to unsigned *, store in def_map 1 + offset into *insn_list vector
13841 instead of pointers into the vector.
13842 (find_removable_extensions): Adjust caller.
13844 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13846 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
13847 Transform all "* quoted-c-code" to { c-code }.
13848 Remove redundant test for "optimize" in combine patterns.
13849 Move (include "avr-dimode.md") to end of file.
13851 2012-01-30 Bin Cheng <bin.cheng@arm.com>
13854 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
13855 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
13857 2012-01-30 Richard Guenther <rguenther@suse.de>
13859 PR tree-optimization/52028
13860 * tree-loop-distribution.c (ldist_gen): Properly update
13863 2012-01-30 Jakub Jelinek <jakub@redhat.com>
13866 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
13867 set_cur_line_info_table if not emitting debug info.
13869 PR tree-optimization/52046
13870 * tree-vect-patterns.c (check_bool_pattern): Give up if
13871 a comparison could throw.
13874 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
13876 2012-01-30 Richard Guenther <rguenther@suse.de>
13878 PR tree-optimization/52045
13879 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
13880 SSA form if cfgcleanup did anything.
13882 2012-01-30 Richard Guenther <rguenther@suse.de>
13884 PR tree-optimization/52045
13885 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
13886 before computing final todo.
13888 2012-01-30 Richard Guenther <rguenther@suse.de>
13890 PR tree-optimization/51528
13891 * tree-sra.c (sra_modify_assign): Re-factor in preparation
13894 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
13896 * df-problems.c (df_kill_notes): Check that the use refers
13897 to the note under examination.
13899 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
13902 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
13903 parameter and use short-lived pseudos.
13904 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
13905 (sparc_expand_vector_init): Const-ify local variables and adjust
13906 calls to above functions.
13908 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13910 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
13912 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
13914 * doc/invoke.texi: Make usage of "compile time" and
13915 "run time"/"runtime" consistent throughout the file.
13917 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
13919 * config/alpha/alpha.c (alpha_option_override): Default to
13920 full IEEE compliance mode for Go language.
13922 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
13924 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
13925 (LINK_SSP_SPEC): Define.
13927 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13930 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
13933 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
13935 * doc/invoke.texi: Correct hyphenation of "floating point",
13936 "double precision", and related terminology throughout the file.
13938 2012-01-28 Jakub Jelinek <jakub@redhat.com>
13941 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
13942 arm_general_register_operand predicate for operand 2 instead of
13945 2012-01-27 Ian Lance Taylor <iant@google.com>
13948 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
13949 * builtins.c (expand_builtin_init_trampoline): Add onstack
13950 parameter. Change caller.
13951 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
13952 * tree.c (build_common_builtin_nodes): Declare
13953 __builtin_init_heap_trampoline.
13955 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
13957 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
13958 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
13959 * config/avr/avr.c: Ditto.
13960 (avr_regnames): Remove because unused.
13961 * config/avr/avr.md (*cpse.ne): New peephole.
13962 (*cpse.eq): New peephole from former cpse peepholes.
13964 2012-01-27 Michael Eager <eager@eagercon.com>
13966 * config/microblaze.c (microblaze_emit_compare): Correct
13967 test after pcmp instruction.
13969 2012-01-27 Richard Guenther <rguenther@suse.de>
13971 PR tree-optimization/52020
13972 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
13974 2012-01-27 Richard Guenther <rguenther@suse.de>
13976 * ipa-pure-const.c (check_stmt): Clobbers do not make a
13977 function non-const/pure.
13979 2012-01-27 Richard Guenther <rguenther@suse.de>
13981 PR tree-optimization/50444
13982 * tree-sra.c (build_ref_for_offset): Properly adjust the
13983 MEM_REF type for unaligned accesses.
13985 2012-01-27 Richard Guenther <rguenther@suse.de>
13987 PR tree-optimization/50444
13988 * expr.c (mem_ref_refers_to_non_mem_p): New function.
13989 (expand_assignment): Use it. Properly handle misaligned
13990 bases when expanding stores to component references.
13991 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
13992 refactor that case.
13994 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
13996 PR middle-end/51389
13997 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
13998 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
13999 * tree-data-ref.c (find_data_references_in_loop): Make static.
14000 (compute_all_dependences): Change return type to bool. Bail out
14001 for too many datarefs in a loop. Move the hunk resetting the data
14002 dependences vector from ...
14003 (compute_data_dependences_for_loop): ... here. Account for
14004 compute_all_dependences returning false.
14005 (compute_data_dependences_for_bb): Likewise.
14006 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
14007 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
14009 2012-01-27 Richard Guenther <rguenther@suse.de>
14011 PR middle-end/51959
14012 * expr.c (store_field): Use the alias-set of the scratch memory
14015 2012-01-27 Tom de Vries <tom@codesourcery.com>
14017 PR tree-optimization/51990
14018 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14020 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
14022 2012-01-27 Jakub Jelinek <jakub@redhat.com>
14025 * var-tracking.c (reverse_op): Don't add any reverse operation
14026 if V already has any constant locations.
14028 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
14030 * doc/invoke.texi: Correct usage of "command line" (noun)
14031 vs "command-line" (adjective) throughout.
14033 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
14035 * doc/invoke.texi (Language Independent Options): Move
14036 -Wcoverage-mismatch blurb from here....
14037 (Warning Options): ...to here.
14039 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
14041 * config/rs6000/rs6000.c (rs6000_option_override_internal):
14042 Set rs6000_always_hint to false for 476.
14044 2012-01-27 Matthias Klose <doko@ubuntu.com>
14046 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
14048 * incpath.c (add_standard_paths): Likewise.
14050 2012-01-27 Richard Henderson <rth@redhat.com>
14052 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
14053 * config/m68k/sync.md (atomic_test_and_set): Rename from
14054 sync_test_and_setqi and adjust the operands.
14055 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
14056 and unconditionally enable.
14058 2012-01-27 Richard Henderson <rth@redhat.com>
14060 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
14061 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
14062 (ldstub): Rename from ldstubqi.
14063 (ldstub<I24MODE>): Remove.
14065 2012-01-27 Richard Henderson <rth@redhat.com>
14067 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
14068 * c-cppbuiltin.c (cpp_atomic_builtins): Define
14069 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
14070 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
14071 * doc/tm.texi: Rebuild.
14073 2012-01-27 Richard Henderson <rth@redhat.com>
14075 * optabs.c (gen_atomic_test_and_set): Remove default.
14076 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
14078 2012-01-26 Jakub Jelinek <jakub@redhat.com>
14080 PR rtl-optimization/51978
14081 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
14082 (combine_reaching_defs): Likewise.
14083 (struct re_info): Remove.
14084 (add_removable_extension): Remove x and data arguments,
14085 add insn, insn_list and def_map. Use the arguments directly
14086 instead of using struct re_info.
14087 (find_removable_extensions): Don't call add_removable_extension
14088 through note_stores, instead just call it with single_set
14089 result if non-NULL.
14090 (find_and_remove_re): Pass curr_cand->expr instead of
14091 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
14093 2012-01-26 Michael Matz <matz@suse.de>
14095 PR tree-optimization/46590
14096 * cfgexpand.c: Revert last change (r183305).
14097 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
14099 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
14100 checking for emptiness.
14102 2012-01-26 Jakub Jelinek <jakub@redhat.com>
14104 PR middle-end/51895
14105 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
14106 non-addressable non-BLKmode base correctly.
14108 2012-01-26 Michael Matz <matz@suse.de>
14110 PR tree-optimization/48794
14111 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
14112 regions referenced from RESX/EH_DISPATCH.
14114 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14116 * config/s390/s390.h: Make BRANCH_COST an option.
14117 * config/s390/s390.opt: New option -mbranch-cost.
14119 2012-01-26 Richard Henderson <rth@redhat.com>
14121 Revert 2012-01-24 change:
14122 * trans-mem.c (requires_barrier): Do not instrument thread local
14123 variables and emit save/restore for them.
14125 2012-01-25 Jakub Jelinek <jakub@redhat.com>
14127 PR middle-end/51986
14128 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
14131 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
14133 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
14136 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
14139 Rename __pgm to __flash.
14140 Rename __pgm1 to __flash1.
14141 Rename __pgm2 to __flash2.
14142 Rename __pgm3 to __flash3.
14143 Rename __pgm4 to __flash4.
14144 Rename __pgm5 to __flash5.
14145 Rename __pgmx to __memx.
14146 * doc/extend.texi (AVR Named Address Spaces)
14147 Rename address space names as indicated above.
14148 * config/avr/avr.c (avr_addrspace): Ditto.
14150 * config/avr/avr-protos.h
14151 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
14152 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
14153 * config/avr/predicates.md: Ditto.
14154 * config/avr/avr.c Ditto, and
14155 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
14156 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
14158 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
14159 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
14160 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
14161 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
14162 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
14163 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
14164 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
14165 * config/avr/avr.c: Ditto.
14166 * config/avr/avr.md: Ditto.
14168 2012-01-25 Jason Merrill <jason@redhat.com>
14171 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
14173 2012-01-25 Jakub Jelinek <jakub@redhat.com>
14175 PR tree-optimization/51987
14176 * tree-data-ref.c (get_references_in_stmt): Handle references in
14177 non-volatile GIMPLE_ASM.
14179 2012-01-25 Richard Guenther <rguenther@suse.de>
14181 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
14182 bases are dereferenced.
14184 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
14186 PR rtl-optimization/48374
14187 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
14189 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
14191 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
14192 compute_data_dependences_for_loop returns false.
14193 * tree-parloops.c (loop_parallel_p): Likewise.
14195 2012-01-25 Richard Guenther <rguenther@suse.de>
14197 * tree.h (get_pointer_alignment_1): Declare.
14198 * builtins.c (get_pointer_alignment_1): New function.
14199 (get_pointer_alignment): Use it.
14201 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14203 PR rtl-optimization/48308
14204 * combine.c (enum undo_kind): Add UNDO_LINKS.
14205 (struct undo): Add member l to other_contents and where.
14206 (do_SUBST_LINK): New.
14208 (try_combine): Handle LOG_LINKS for the dummy i1 case.
14209 (undo_all): Handle UNDO_LINKS.
14211 2012-01-25 Richard Henderson <rth@redhat.com>
14213 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
14216 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14218 * optabs.c (gen_atomic_test_and_set): Use each argument.
14220 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14222 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
14223 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
14224 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
14225 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
14226 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
14227 TARGET_PAIRED_SINGLE_FLOAT.
14229 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14231 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
14232 (in_struct, return_val): Remove MEM documentation.
14233 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
14234 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
14235 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
14237 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
14238 * cfgexpand.c (add_alias_set_conflicts): Likewise.
14239 * expr.c (store_field): Likewise.
14240 * function.c (assign_stack_temp_for_type): Likewise.
14241 * ifcvt.c (noce_try_cmove_arith): Likewise.
14242 * reload1.c (reload): Likewise.
14243 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
14244 (alpha_set_memflags): Likewise.
14245 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
14247 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14249 * rtl.h (true_dependence, canon_true_dependence): Remove varies
14251 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
14252 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
14253 (true_dependence_1, true_dependence, canon_true_dependence): Remove
14255 * cselib.c (cselib_rtx_varies_p): Delete.
14256 (cselib_invalidate_mem): Update call to canon_true_dependence.
14257 * dse.c (record_store, check_mem_read_rtx): Likewise.
14258 (scan_reads_nospill): Likewise.
14259 * cse.c (check_dependence): Likewise.
14260 (cse_rtx_varies_p): Delete.
14261 * expr.c (safe_from_p): Update call to true_dependence.
14262 * ira.c (validate_equiv_mem_from_store): Likewise.
14263 (memref_referenced_p): Likewise.
14264 * postreload-gcse.c (find_mem_conflicts): Likewise.
14265 * sched-deps.c (sched_analyze_2): Likewise.
14266 * store-motion.c (load_kills_store): Likewise.
14267 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
14268 * gcse.c (mems_conflict_for_gcse_p): Likewise.
14269 (compute_transp): Update call to canon_true_dependence.
14271 2012-01-25 Richard Henderson <rth@redhat.com>
14273 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
14274 (maybe_emit_atomic_test_and_set): New.
14275 (expand_sync_lock_test_and_set): Use it.
14276 (expand_atomic_test_and_set): Likewise.
14277 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
14278 the implementation; clarify implementation defined details.
14279 * doc/md.texi (atomic_test_and_set): Document.
14281 2012-01-25 Richard Henderson <rth@redhat.com>
14283 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
14285 2012-01-25 Richard Henderson <rth@redhat.com>
14288 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
14289 to effect no-op split.
14291 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
14294 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
14295 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
14296 (BT_FN_VOID_PTR_INT_SIZE): New.
14297 (BT_FN_UINT_UINT_VAR): Remove.
14298 (BT_FN_UINT32_UINT32_VAR): New.
14299 (BT_FN_DOUBLE_VPTR): Remove.
14300 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
14302 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
14303 (_ITM_changeTransactionMode): Same.
14304 (_ITM_memmoveRtWt): Change return type to void.
14305 (_ITM_memcpyRtWt): Same.
14306 (_ITM_memsetW): Same.
14307 (_ITM_RaRD): Change types to double.
14312 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
14314 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
14315 Patrick Marlier <patrick.marlier@gmail.com>
14317 * trans-mem.c (requires_barrier): Do not instrument thread local
14318 variables and emit save/restore for them.
14320 2012-01-24 Jason Merrill <jason@redhat.com>
14323 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
14324 output static aliases.
14326 2012-01-24 Jakub Jelinek <jakub@redhat.com>
14329 * common.opt (-pie, -shared, pie, shared): Change from Common to
14331 * gcc.c (display_help): Display help for -pie and -shared.
14333 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
14336 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
14337 Remove note on size/offset limitation.
14338 (AVR Variable Attributes): Add example how to read data located
14339 with progmem. Refer to named address spaces.
14340 * doc/invoke.texi (AVR Options): Fix typo.
14342 2012-01-24 Richard Guenther <rguenther@suse.de>
14344 Forward-port to trunk
14345 2010-09-21 Jakub Jelinek <jakub@redhat.com>
14347 PR middle-end/45678
14348 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
14349 op0 isn't sufficiently aligned and there is movmisalignM
14350 insn for mode, use it to load op0 into a temporary register.
14352 2012-01-24 Jakub Jelinek <jakub@redhat.com>
14355 * target.def (const_not_ok_for_debug_p): New hook.
14356 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
14358 * doc/tm.texi: Regenerated.
14359 * dwarf2out.c (const_ok_for_output_1): If
14360 targetm.const_not_ok_for_debug_p returns true, fail.
14361 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
14363 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
14365 2012-01-23 Kai Tietz <ktietz@redhat.com>
14368 * config/i386/predicates.md (symbolic_operand): Allow
14369 UNSPEC_PCREL as PIC expression for lea.
14370 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
14371 * config/i386/i386.c (ix86_delegitimize_address): Handle
14372 UNSPEC_PCREL for none-MEM, too.
14374 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
14376 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
14377 (ipa_tm_create_version_alias): Same.
14379 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
14382 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
14383 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
14385 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
14386 Patrick Marlier <patrick.marlier@gmail.com>
14387 Iain Sandoe <developer@sandoe-acoustics.co.uk>
14390 * lto-wrapper.c (run_gcc): Pass the LTO section name to
14391 simple_object_start_read.
14393 2012-01-23 Richard Guenther <rguenther@suse.de>
14396 PR tree-optimization/51895
14397 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
14398 parameter decomposition into BLKmode components.
14400 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
14402 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
14403 fake variables for restrict-qualified pointers whose pointed-to type
14404 contains a placeholder.
14406 2012-01-23 Richard Guenther <rguenther@suse.de>
14408 PR tree-optimization/51949
14409 * ipa-split.c (execute_split_functions): Do not split malloc functions.
14411 2012-01-23 Jakub Jelinek <jakub@redhat.com>
14413 PR rtl-optimization/51933
14414 * ree.c (transform_ifelse): Return true right away if dstreg is
14415 already wider or equal to cand->mode.
14416 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
14417 (make_defs_and_copies_lists): Remove defs_list and copies_list
14418 arguments, add state argument, just truncate state->work_list
14419 instead of always allocating and freeing the vector. Assert that
14420 get_defs succeeds instead of returning 2. Changed return type to bool.
14421 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
14422 have ext_src_mode, see if it has been modified already with the
14423 right kind of extension and has been extended before from the
14424 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
14425 just return true. Remember the original mode in state->modified array.
14426 (combine_reaching_defs): Add state argument. Don't allocate and
14427 free here def_list, copied_list and vec vectors, instead just
14428 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
14429 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
14430 Add state variable, clear vectors in it, initialize state.modified
14431 if needed. Free all the vectors at the end and state.modified too.
14432 Don't skip a candidate if the extension expression has been modified.
14434 2012-01-22 Douglas B Rupp <rupp@gnat.com>
14437 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
14438 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
14439 (extra_options) interix.opt -> i386/interix.opt"
14440 (extra_objs):Add winnt-stubs.o
14441 * configure.ac: Add interix to target_os .comm on PE check.
14442 * configure: Regenerate.
14443 * config/interix3.h: Delete and move bits to..
14444 * config/interix.h: Delete and move bits to..
14445 * config/i386/i386-interix3.h: Delete and move bits to..
14446 * config/i386/i386-interix.h: ..here.
14447 (TARGET_CPU_DEFAULT): Remove redefinition.
14448 (TARGET_ASM_CONSTRUCTOR): Undefine.
14449 (SUBTARGET_SWITCHES): Define for ms-bitfields.
14450 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
14451 (PTRDIFF_TYPE): Define.
14452 (LONG_DOUBLE_TYPE_SIZE): Define.
14453 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
14454 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
14455 (TARGET_SECTION_TYPE_FLAGS): Define.
14456 (ASM_DECLARE_FUNCTION_NAME): Define.
14457 (ASM_OUTPUT_EXTERNAL): Define.
14458 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
14459 (ASM_OUTPUT_ALIGNED_BSS): Define.
14460 (PCC_BITFIELD_TYPE_MATTERS): Define.
14461 (USE_CONST_SECTION): Define.
14462 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
14463 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
14464 (SUPPORTS_ONE_ONLY): Remove.
14465 (I386_PE_STRIP_ENCODING): Define.
14466 * config/interix.opt: Delete and move bits to..
14467 * config/i386/interix.opt: ..here. New.
14468 (mpe-aligned-commons): Add.
14469 * config/i386/t-interix: Add copyright header.
14470 (winnt-stubs.o): Add rule.
14472 2012-01-22 Jason Merrill <jason@redhat.com>
14475 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
14476 for extra name aliases.
14478 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
14480 PR rtl-optimization/51924
14481 * ree.c (combine_set_extension): Improve debugging message.
14482 (combine_reaching_defs): Likewise.
14483 (get_defs): Rename confusingly named variable.
14484 (find_and_remove_re): Skip a candidate if the extension expression has
14487 2012-01-21 Robert Millan <rmh@gnu.org>
14488 Gerald Pfeifer <gerald@pfeifer.com>
14490 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
14491 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
14493 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14495 PR tree-optimization/51914
14496 * tree-vect-stmts.c (vectorizable_conversion): For
14497 cvt_type && modifier == WIDEN, put temporary with cvt_type
14498 at the beginning of vec_dsts and set vec_dest to temporary
14501 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
14503 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
14505 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
14507 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
14508 * config/rs6000/rs6000.c: Likewise.
14510 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14513 * config/arm/arm.c (arm_count_output_move_double_insns): Call
14514 output_move_double on a copy of operands array.
14516 2012-01-20 Cary Coutant <ccoutant@google.com>
14517 Dodji Seketeli <dodji@redhat.com>
14520 * dwarf2out.c (copy_declaration_context): Return ref to parent
14521 of declaration DIE, if necessary.
14522 (remove_child_or_replace_with_skeleton): Add new parameter; update
14523 caller. Place skeleton DIE under parent DIE of original declaration.
14524 Move call to copy_declaration_context to here ...
14525 (break_out_comdat_types): ... from here.
14527 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14529 PR rtl-optimization/51856
14530 * reload.c (find_reloads_subreg_address): Set the address_reloaded
14533 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14536 * config/arm/arm.c (arm_print_operand): Correct output of alignment
14537 hints for neon loads and stores.
14539 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
14543 * doc/extend.texi (Named Address Spaces): Split into subsections.
14544 (AVR Named Address Spaces): New subsection.
14545 (M32C Named Address Spaces): New subsection.
14546 (RL78 Named Address Spaces): New subsection.
14547 (SPU Named Address Spaces): New subsection.
14548 (Variable Attributes): New anchor "AVR Variable Attributes".
14549 (AVR Variable Attributes): Rewrite and avoid wording
14550 "address space" in this context.
14551 * doc/invoke.texi (AVR Options): Rewrite and add documentation
14552 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
14553 (AVR Built-in Macros): New subsubsection therein.
14554 * doc/md.texi (AVR constraints): Remove "C04", "R".
14556 2012-01-20 Richard Guenther <rguenther@suse.de>
14558 PR tree-optimization/51903
14559 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
14560 when removing stmts.
14562 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14565 * config/arm/arm.c (arm_load_pic_register): Use
14566 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
14567 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
14568 (arm_pic_static_addr): Likewise.
14569 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
14570 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
14571 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
14572 (pic_load_addr_unified): New.
14574 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
14577 * function.c (instantiate_virtual_regs_in_insn): Use
14578 delete_insn_and_edges when removing a wrong asm insn.
14580 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
14582 PR rtl-optimization/40761
14583 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
14584 Add new member loop_num.
14585 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
14586 (ira_build): Remove the parameter.
14588 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
14589 (ira.c): Do not build CFG loops for one region allocation. Remove
14590 argument from ira_build call.
14592 * ira-build.c (init_loop_tree_node): New function.
14593 (create_loop_tree_nodes): Use it. Separate the case when CFG
14594 loops are not built.
14595 (more_one_region_p): Check current_loops.
14596 (finish_loop_tree_nodes): Separate the case when CFG loops are not
14598 (add_loop_to_tree): Process loop equal to NULL too.
14599 (form_loop_tree): Separate the case when CFG loops are not built.
14600 Use explicitly number for the root.
14601 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
14603 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
14604 instead of loop->num.
14605 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
14606 (mark_all_loops_for_removal): Ditto.
14607 (remove_unnecessary_regions): Separate the case when CFG loops
14609 (ira_build): Remove the parameter. Use explicit number of regions
14610 when CFG loops are not built.
14612 * ira-color.c (print_loop_title): Separate the case for the root node.
14613 Use loop_num instead of loop->num.
14614 (move_spill_restore): Use loop_num instead of loop->num.
14616 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
14617 (change_loop): Ditto.
14618 (change_loop): Use loop_num instead of loop->num.
14620 * ira-lives.c (process_bb_node_lives): Ditto.
14622 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
14624 * ira-conflicts.c (print_allocno_conflicts): Ditto.
14626 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14628 PR libmudflap/40778
14629 * tree-mudflap.c (mf_artificial): New function.
14630 (execute_mudflap_function_ops, execute_mudflap_function_decls,
14631 mx_register_decls, mudflap_enqueue_decl): Use it.
14634 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
14635 numbers in the insn pattern.
14637 2012-01-19 Michael Matz <matz@suse.de>
14639 PR tree-optimization/46590
14640 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
14641 use it in remembering which conflicts we already created.
14642 (add_scope_conflicts): Adjust call to above, (de)allocate helper
14645 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
14648 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
14649 (merge_and_complain): Same.
14651 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14654 * config/initfini-array.h: Guard content of the header
14655 with #ifdef HAVE_INITFINI_ARRAY.
14656 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
14657 Add initfini-array.h to tm_file here.
14658 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
14659 * config.gcc: Don't add initfini-array.h to tm_file here.
14660 * configure: Regenerated.
14662 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
14664 PR rtl-optimization/51505
14665 * df-problems.c (df_kill_notes): New parameter live. Update comment.
14666 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
14667 (df_note_bb_compute): Update the call to df_kill_notes.
14669 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
14671 * trans-mem.c (requires_barrier): Remove call to is_global_var.
14673 2012-01-18 Richard Guenther <rguenther@suse.de>
14675 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
14676 of conversions to void *.
14678 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14679 Richard Sandiford <rdsandiford@googlemail.com>
14681 PR middle-end/50325
14682 PR middle-end/51192
14683 * optabs.h (simplify_expand_binop): Declare.
14684 * optabs.c (simplify_expand_binop): Make global.
14685 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
14686 endian targets if the source cannot be exactly covered by word
14689 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14692 * hard-reg-set.h (struct hard_reg_set_container): New type.
14693 * target.h (struct hard_reg_set_container): Forward declare.
14694 * target.def (set_up_by_prologue): New target hook.
14695 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
14696 * doc/tm.texi: Regenerated.
14697 * function.c (thread_prologue_and_epilogue_insns): Change
14698 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
14699 Call targetm.set_up_by_prologue on it.
14700 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
14701 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
14703 2012-01-17 Nick Clifton <nickc@redhat.com>
14705 * config/rx/rx.c (rx_can_use_simple_return): New function.
14706 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
14707 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
14709 2012-01-17 Richard Guenther <rguenther@suse.de>
14711 PR middle-end/51782
14712 * expr.c (expand_assignment): Take address-space information
14713 from the address operand of MEM_REF and TARGET_MEM_REF.
14714 (expand_expr_real_1): Likewise.
14716 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14718 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
14719 reload dump is requested.
14721 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
14724 * trans-mem.c (requires_barrier): Call may_be_aliased.
14726 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14728 PR tree-optimization/51877
14729 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
14730 call arguments and fndecls compare equal, instead return false if they
14731 don't. Return true only if lhs1 and lhs2 are either both NULL, or
14732 both SSA_NAMEs that are valueized the same, or they satisfy
14735 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14737 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
14739 * configure: Regenerate.
14741 2012-01-16 Jan Hubicka <jh@suse.cz>
14745 * convert.c (convert_to_integer): Use fold_convert for
14746 converting an INTEGER_CST to integer type.
14748 2012-01-16 Jason Merrill <jason@redhat.com>
14751 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
14753 2012-01-16 Jakub Jelinek <jakub@redhat.com>
14756 * config/s390/s390.c (s390_chunkify_start): Don't skip
14757 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
14758 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
14759 If insn is followed by NOTE_INSN_VAR_LOCATION or
14760 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
14761 Don't use location of note insns.
14763 PR tree-optimization/51865
14764 * tree-inline.c (tree_function_versioning): Call remap_decl
14765 on DECL_RESULT whenever it has VOID_TYPE_P type.
14767 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
14769 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
14770 for calls to locally-binding MIPS16 functions if only the return
14771 type uses float regs.
14773 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
14774 Richard Sandiford <rdsandiford@googlemail.com>
14776 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
14777 (SYMBOL_32_HIGH): Likewise.
14778 (mips_output_tls_reloc_directive): Declare.
14779 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
14780 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
14781 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
14782 (mips_lo_relocs, mips_hi_relocs): Make extern.
14783 (mips16_stub_function): Move up file.
14784 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
14785 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
14786 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
14787 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
14788 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
14789 (mips_get_tp): Add MIPS16 support.
14790 (mips_legitimize_tls_address): Remove MIPS16 sorry().
14791 Generalize DTPREL and TPREL handling.
14792 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
14793 Add MIPS16 TLS support.
14794 (mips_output_tls_reloc_directive): New function.
14795 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
14796 * config/mips/predicates.md (symbolic_operand_with_high)
14797 (tls_reloc_operand): New predicates.
14798 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
14799 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
14800 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
14801 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
14802 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
14803 (*tls_get_tp_mips16_call_<mode>): Likewise.
14805 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
14807 PR rtl-optimization/51821
14808 * recog.c (peep2_find_free_register): Determine clobbered registers
14811 2012-01-14 Denis Chertykov <chertykov@gmail.com>
14814 * config/avr/avr-protos.h: Revert change of 2012-01-09.
14815 * config/avr/avr.c: Likewise.
14816 * config/avr/avr.h: Likewise.
14818 2012-01-13 Ian Lance Taylor <iant@google.com>
14821 * tree.h (TYPE_QUALS): Add cast to int.
14822 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
14824 2012-01-13 Ian Lance Taylor <iant@google.com>
14826 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
14827 comparing param_index to VEC_length result.
14829 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
14831 * c-decl.c: Do not include tree-mudflap.h
14832 * tree-optimize.c: Likewise.
14833 * Makefile.in: Update dependencies.
14835 2012-01-13 Richard Guenther <rguenther@suse.de>
14838 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
14839 variable-sized result always use RSO.
14841 2012-01-12 DJ Delorie <dj@redhat.com>
14843 * cfgexpand.c (convert_debug_memory_address): Allow any valid
14844 pointer type, not just the default pointer type.
14846 2012-01-09 Richard Henderson <rth@redhat.com>
14847 Denis Chertykov <chertykov@gmail.com>
14850 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
14851 * config/avr/avr.c (avr_can_eliminate): Simplify.
14852 (avr_initial_elimination_offset): Likewise.
14853 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
14854 (expand_epilogue): Likewise.
14855 (avr_legitimize_address): Gut.
14856 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
14857 (avr_hard_regno_nregs): New.
14858 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
14859 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
14860 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
14861 add soft frame pointer.
14862 (CALL_USED_REGISTERS): Likewise.
14863 (REG_CLASS_CONTENTS): Likewise.
14864 (REGISTER_NAMES): Likewise.
14865 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
14866 (HARD_FRAME_POINTER_REGNUM): New.
14867 (FRAME_POINTER_REGNUM): Use soft frame pointer.
14868 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
14869 remove the HARD_FRAME_POINTER self-elimination.
14871 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
14874 * config/avr/avr.c (avr_encode_section_info): Test for absence of
14875 DECL_EXTERNAL when checking for initializers of progmem variables.
14877 2012-01-12 Ira Rosen <irar@il.ibm.com>
14879 PR tree-optimization/51799
14880 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
14881 that the last operation is a type demotion.
14883 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
14885 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
14886 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
14888 2012-01-11 Jakub Jelinek <jakub@redhat.com>
14891 * combine.c (distribute_notes): If i3 is a noreturn call,
14892 allow old_size to be equal to args_size and make sure the
14893 noreturn call gets REG_ARGS_SIZE note.
14894 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
14895 on noreturn calls even when the delta is 0.
14897 2012-01-11 Nathan Sidwell <nathan@acm.org>
14899 * gcov.c (STRING_SIZE): Remove.
14900 (generate_results): Erase annotations for source files with no
14901 coverage information.
14903 (output_lines): Use it.
14905 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14907 * gimple.h (gimplify_body): Remove first argument.
14908 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
14909 pointer set here, instead just pass DATA to walk_tree.
14910 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
14911 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
14912 (unvisit_body): Likewise, but with unmark_visited.
14913 (gimplify_body): Remove BODY_P argument and adjust.
14914 (gimplify_function_tree): Adjust call to gimplify_body.
14915 * omp-low.c (finalize_task_copyfn): Likewise.
14917 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14919 * tree.h (build_function_decl_skip_args): Add boolean parameter.
14920 (build_function_type_skip_args): Delete.
14921 * tree.c (build_function_type_skip_args): Make static and add
14922 SKIP_RETURN parameter. Fix thinko in the handling of variants.
14923 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
14924 pass it to build_function_type_skip_args.
14925 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
14926 (tree_function_versioning): Likewise.
14927 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
14928 build_function_decl_skip_args.
14929 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
14930 and pass it to build_function_decl_skip_args/tree_function_versioning.
14931 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
14932 * ipa-inline-transform.c (save_inline_function_body): Likewise.
14933 * trans-mem.c (ipa_tm_create_version): Likewise.
14934 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
14935 * tree-inline.c (declare_return_variable): Remove always-true test.
14936 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
14937 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
14938 * ipa-split.c (split_function): Skip the return value for the split
14939 part if it doesn't return.
14941 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14943 PR tree-optimization/49642
14944 * ipa-split.c (forbidden_dominators): New variable.
14945 (check_forbidden_calls): New function.
14946 (dominated_by_forbidden): Likewise.
14947 (consider_split): Check for forbidden dominators.
14948 (execute_split_functions): Initialize and free forbidden
14949 dominators info; call check_forbidden_calls.
14951 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14953 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
14955 2012-01-11 Nick Clifton <nickc@redhat.com>
14957 * config/rx/rx.md (return): Define pattern.
14959 2012-01-11 Richard Guenther <rguenther@suse.de>
14961 * doc/extend.texi (malloc attribute): Adjust according to
14964 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
14965 Patrick Marlier <patrick.marlier@gmail.com>
14967 PR middle-end/51516
14968 * trans-mem.c (get_cg_data): Traverse aliases if requested.
14969 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
14970 (ipa_tm_note_irrevocable): Same.
14971 (ipa_tm_scan_irr_block): Same.
14972 (ipa_tm_decrement_clone_counts): Same.
14973 (ipa_tm_scan_irr_function): Same.
14974 (ipa_tm_create_version_alias): Same.
14975 (ipa_tm_create_version): Same.
14976 (ipa_tm_transform_calls_redirect): Same.
14977 (ipa_tm_transform_calls): Same.
14978 (ipa_tm_transform_transaction): Same.
14979 (ipa_tm_execute): Same.
14981 2012-01-10 Richard Guenther <rguenther@suse.de>
14983 PR middle-end/51806
14984 * opts.c (common_handle_option): Handle -Werror.
14986 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
14988 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
14991 2012-01-10 Jason Merrill <jason@redhat.com>
14993 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
14996 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14998 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
14999 supports R_386_TLS_GD_PLT reloc.
15000 (gcc_cv_as_ix86_tlsldmplt): Check if linker
15001 supports R_386_TLS_LDM_PLT reloc.
15002 * configure: Regenerate.
15003 * config.in: Regenerate.
15005 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
15008 Extend __pgmx semantics to linearize memory.
15009 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
15010 determine if code comes inline or from libgcc.
15011 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
15012 (movmem_qi, movmem_qi): Set constraint #2 to "n".
15013 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
15014 (movmemx_qi, movmemx_hi): New insns.
15015 (xload_<mode>_libgcc): Rewrite to new insn condition.
15016 (xload_<mode>): Remove insns.
15017 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
15018 cases that don't satisfy avr_xload_libgcc_p().
15019 (avr_addr_space_convert): Allow converting in any direction.
15020 (avr_addr_space_subset_p): Return always true.
15021 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
15022 (avr_emit_movmemhi): Ditto.
15023 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
15024 (avr_out_movmem): Ditto.
15025 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
15026 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
15027 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
15028 (avr_encode_section_info): Encode 'progmem' in symbol flags.
15029 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
15031 2012-01-10 Richard Guenther <rguenther@suse.de>
15033 PR tree-optimization/50913
15034 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
15035 Require data-refs to be representable by Graphite with respect
15038 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
15040 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
15041 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
15043 2012-01-10 Tom de Vries <tom@codesourcery.com>
15045 PR rtl-optimization/51271
15046 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
15047 handling annulled branch.
15049 2012-01-10 Richard Henderson <rth@redhat.com>
15051 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
15052 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
15053 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
15054 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
15055 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
15056 arm_expand_vec_perm_const): New.
15057 * config/arm/arm-protos.h: Update.
15058 * config/arm/neon.md (UNSPEC_VCONCAT): New.
15059 (*neon_vswp<VDQX>): New.
15060 (neon_vcombine<VDX>): Use neon_split_vcombine.
15061 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
15062 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
15063 (vec_perm<VE>): New.
15065 2012-01-10 Richard Henderson <rth@redhat.com>
15067 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
15068 use it if reload_completed.
15069 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
15070 arm_output_asm_insn, arm_process_output_memory_barrier,
15071 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
15072 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
15073 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
15074 arm_process_output_sync_insn, arm_output_sync_insn,
15075 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
15076 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
15077 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
15078 (emit_unlikely_jump): New.
15079 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
15080 (arm_split_atomic_op): New.
15081 * config/arm/arm-protos.h: Update.
15082 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
15083 (struct arm_sync_generator): Remove.
15084 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
15085 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
15086 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
15087 (VUNSPEC_LL, VUNSPEC_SC): New.
15088 (sync_result, sync_memory, sync_required_value, sync_new_value,
15089 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
15090 (attr length): Don't use arm_sync_loop_insns.
15091 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
15092 (movsfcc, movdfcc): Likewise.
15093 * config/arm/constraints.md (Ua): New.
15094 * config/arm/prediates.md (mem_noofs_operand): New.
15095 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
15096 (sync_clobber, sync_t2_reqd): Remove.
15097 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
15098 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
15099 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
15100 (arm_sync_compare_and_swap<SIDI>): Remove.
15101 (arm_sync_compare_and_swap<NARROW>): Remove.
15102 (arm_sync_lock_test_and_set<SIDI>): Remove.
15103 (arm_sync_lock_test_and_set<NARROW>): Remove.
15104 (arm_sync_new_<syncop><SIDI>): Remove.
15105 (arm_sync_new_<syncop><NARROW>): Remove.
15106 (arm_sync_new_nand<SIDI>): Remove.
15107 (arm_sync_new_nand<NARROW>): Remove.
15108 (arm_sync_old_<syncop><SIDI>): Remove.
15109 (arm_sync_old_<syncop><NARROW>): Remove.
15110 (arm_sync_old_nand<SIDI>): Remove.
15111 (arm_sync_old_nand<NARROW>): Remove.
15112 (*memory_barrier): Merge arm_output_memory_barrier.
15113 (atomic_compare_and_swap<QHSD>): New.
15114 (atomic_compare_and_swap<NARROW>_1): New.
15115 (atomic_compare_and_swap<SIDI>_1): New.
15116 (atomic_exchange<QHSD>): New.
15117 (cas_cmp_operand, cas_cmp_str): New.
15118 (atomic_op_operand, atomic_op_str): New.
15119 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
15120 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
15121 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
15122 (arm_load_exclusive<NARROW>): New.
15123 (arm_load_exclusivesi, arm_load_exclusivedi): New.
15124 (arm_store_exclusive<QHSD>): New.
15126 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
15128 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
15129 reload patterns if -mvsx-scalar-memory.
15131 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
15132 generated, even -mno-vsx-scalar-double was used.
15133 (vsx_xscvdpsp_scalar): Likewise.
15134 (vsx_xscvspdp_scalar2): Likewise.
15136 2012-01-09 Tom de Vries <tom@codesourcery.com>
15137 Andrew Pinski <apinski@cavium.com>
15140 * reorg.c (fill_slots_from_thread): Don't speculate
15141 frame-related insns.
15143 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
15145 * sched-int.h (bb_note): Move to...
15146 * basic-block.h: ...here.
15147 * haifa-sched.c (bb_note): Move to...
15148 * cfgrtl.c: ...here.
15149 * function.c (next_block_for_reg): New function.
15150 (move_insn_for_shrink_wrap): Likewise.
15151 (prepare_shrink_wrap): Rewrite to use the above.
15153 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
15155 * gimple.c (is_gimple_non_addressable): Remove.
15156 * gimple.h: Remove is_gimple_non_addressable.
15157 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
15158 is_gimple_non_addressable.
15159 * trans-mem.c (expand_assign_tm): Same.
15161 2012-01-09 Richard Guenther <rguenther@suse.de>
15163 PR tree-optimization/51775
15164 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
15165 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
15167 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15169 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
15171 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
15173 2012-01-09 Richard Guenther <rguenther@suse.de>
15175 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
15177 2012-01-08 Jan Hubicka <jh@suse.cz>
15179 PR tree-optimize/51680
15180 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
15181 on when known_vals needs to be computed; cleanup.
15183 2012-01-08 Jan Hubicka <jh@suse.cz>
15185 PR tree-optimize/51694
15186 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
15188 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
15190 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
15191 for -std=c++98 and -std=c++11 too.
15193 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
15195 * cfgloop.c (cancel_loop): Add free() of bbs array.
15197 2012-01-07 Jan Hubicka <jh@suse.cz>
15199 PR tree-optimization/51600
15200 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
15201 that benefits small functions.
15203 2012-01-07 Jan Hubicka <jh@suse.cz>
15205 * ipa-inline.c (want_inline_small_function_p): Fix formating.
15207 2012-01-07 Jan Hubicka <jh@suse.cz>
15209 PR tree-optimization/51680
15210 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
15211 whose inlining reduce unit size.
15213 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
15216 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
15217 Add canonical node to containing_mem chain after the non-canonical
15218 one, even if there weren't any locs to propagate.
15219 (remove_useless_values): Keep only canonical values.
15220 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
15221 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
15222 canonicalize mem_chain elements that are not discarded.
15224 2012-01-06 Jakub Jelinek <jakub@redhat.com>
15227 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
15228 before emitting functions.
15230 PR gcov-profile/50127
15231 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
15232 clear_aux_for_blocks.
15234 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
15237 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
15239 2012-01-06 Arnaud Charlet <charlet@adacore.com>
15241 * c-decl.c (ext_block): Moved up.
15242 (collect_all_refs, for_each_global_decl): Take ext_block into account.
15244 2012-01-06 Han Shen <shenhan@google.com>
15246 Translate built-in include paths for sysroot.
15247 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
15248 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
15250 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
15251 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
15253 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
15254 control whether sysroot should be prepended to gxx include dir.
15256 * configure: Regenerate.
15258 2012-01-06 Torvald Riegel <triegel@redhat.com>
15260 PR rtl-optimization/51771
15261 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
15262 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
15264 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
15266 PR tree-optimization/51315
15267 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
15268 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
15270 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
15273 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
15274 for shrp pattern. Correctly handle and fixup shift variable.
15275 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
15277 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15280 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
15281 note when !ACCUMULATE_OUTGOING_ARGS.
15283 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
15285 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
15287 (extract_range_from_unary_expr_1): Avoid useless computations.
15289 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15291 PR rtl-optimization/51767
15292 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
15293 of jump_block and add an extra edge for degenerated asm gotos.
15295 PR middle-end/51768
15296 * stmt.c (check_unique_operand_names): Don't ICE during error
15297 reporting if i is from labels chain.
15299 PR middle-end/44777
15300 * profile.c (branch_prob): Split bbs that have exit edge
15301 and need a fake entry edge too.
15303 2012-01-05 Jan Hubicka <jh@suse.cz>
15305 PR middle-end/49710
15306 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
15309 2012-01-05 Richard Guenther <rguenther@suse.de>
15312 * tree-streamer-out.c (write_ts_optimization): New function.
15313 (streamer_write_tree_body): Call it.
15314 * tree-streamer-in.c (lto_input_ts_optimization): New function.
15315 (streamer_read_tree_body): Call it.
15316 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
15318 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15320 PR middle-end/51761
15321 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
15322 * gimplify.c (gimplify_cleanup_point_expr): Save and set
15323 in_cleanup_point_expr before gimplify_stmt call and restore it
15325 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
15326 in_cleanup_point_expr is false.
15328 2012-01-05 Richard Guenther <rguenther@suse.de>
15330 PR middle-end/51764
15331 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
15333 * toplev.c (process_options): Reject combining mudflap and LTO.
15334 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
15336 2012-01-05 Richard Guenther <rguenther@suse.de>
15338 PR tree-optimization/51760
15339 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
15341 (bit_value_unop): Handle UNDEFINED operands.
15342 (bit_value_binop): Likewise.
15344 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
15346 * config/avr/avr.c (avr_replace_prefix): Remove.
15347 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
15348 (avr_asm_function_rodata_section): Ditto.
15349 (avr_asm_select_section): Ditto.
15351 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
15353 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
15356 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15359 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
15360 calls that have any non-fake successor edges.
15363 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
15365 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
15367 PR tree-optimization/51624
15368 * tree-sra.c (build_ref_for_model): When replicating a chain of
15369 COMPONENT_REFs, stop as soon as the offset would become negative.
15371 2012-01-04 Jakub Jelinek <jakub@redhat.com>
15374 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
15375 in .debug_loc on the floor.
15377 2012-01-04 Andrew Pinski <apinski@cavium.com>
15379 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
15381 2012-01-04 Andrew Pinski <apinski@cavium.com>
15382 Adam Nemet <anemet@caviumnetworks.com>
15384 * config/mips/mips.md (size): Add SI and DI.
15385 (SIZE): New mode attribute.
15386 (U): New code attribute.
15387 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
15388 (mips_lbux_<mode>): Delete.
15389 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
15390 (mips_lhx): Use gen_mips_lhx_extsi.
15391 (mips_lhx_<mode>): Delete.
15392 (mips_lwx): Delete.
15393 (mips_l<size>x): New expand.
15394 (mips_lwx_<mode>): Delete.
15395 (mips_l<GPR:size>x_<P:mode>): New pattern.
15396 (*mips_lw<u>x_<P:mode>_ext): Likewise.
15397 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
15398 * config/mips/mips.c (mips_lx_address_p): New function.
15399 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
15400 (dsp64): New availability predicate.
15401 (mips_builtins): Add an entry for __builtin_mips_ldx.
15402 * config/mips/mips.h (ISA_HAS_LBX): New define.
15403 (ISA_HAS_LBUX): Likewise.
15404 (ISA_HAS_LHX): Likewise.
15405 (ISA_HAS_LHUX): Likewise.
15406 (ISA_HAS_LWX): Likewise.
15407 (ISA_HAS_LWUX): Likewise.
15408 (ISA_HAS_LDX): Likewise.
15409 * doc/extend.texi (__builtin_mips_ldx): Document.
15411 2012-01-04 Tristan Gingold <gingold@adacore.com>
15413 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
15414 when long pointers are used.
15415 * config.build (*-*-*vms*): Handle all OpenVMS targets.
15416 (alpha64-dec-*vms*, alpha*-dec-*vms*)
15417 (ia64-hp-*vms*): Remove.
15418 * config/vms/xm-vms64.h: Delete.
15420 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15422 PR middle-end/51472
15423 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
15425 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15427 * opts.c (finish_options): Remove duplicate sorry.
15429 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15431 PR middle-end/51696
15432 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
15435 2012-01-04 Richard Guenther <rguenther@suse.de>
15437 PR middle-end/51750
15438 * tree.c (size_low_cst): New function.
15439 * tree.h (size_low_cst): Declare.
15440 * fold-const.c (fold_comparison): Use it to extract the low
15441 part of the POINTER_PLUS_EXPR offset.
15443 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
15445 Fix clearing ZERO_REG
15446 * config/avr/avr.md (cc): Add alternative "ldi".
15447 (movqi_insn): Use it in cc attribute.
15448 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
15449 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
15450 (output_reload_insisf): Use ZERO_REG to pre-clear register.
15452 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15454 * configure: Regenerate.
15456 2012-01-04 Richard Guenther <rguenther@suse.de>
15458 PR tree-optimization/49651
15459 * tree-ssa-structalias.c (type_can_have_subvars): New function.
15460 (var_can_have_subvars): Use it.
15461 (get_constraint_for_1): Only consider subfields if there can be any.
15463 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15466 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
15467 to its new canonical_cselib_val and the cselib_val was in
15468 first_containing_mem chain, but the canonical_cselib_val was not,
15469 add the latter into the chain.
15470 (cselib_invalidate_mem): Compare canonical_cselib_val of
15471 addr_list chain elt with v.
15474 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
15475 dwarf2out_undef): Allocate e.info using ggc_strdup instead
15477 (output_macinfo_op): Don't ggc_strdup fd->filename.
15478 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
15479 then ggc_strdup it. Don't free inc->info or cur->info.
15480 (output_macinfo): Don't free ref->info or file->info.
15482 2012-01-03 Ira Rosen <irar@il.ibm.com>
15484 PR tree-optimization/51269
15485 * tree-vect-loop-manip.c (set_prologue_iterations): Make
15486 first_niters a pointer.
15487 (slpeel_tree_peel_loop_to_edge): Likewise.
15488 (vect_do_peeling_for_loop_bound): Update call to
15489 slpeel_tree_peel_loop_to_edge.
15490 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
15491 here. Remove it from the parameters list.
15492 (vect_do_peeling_for_alignment): Update calls and compute
15493 wide_prolog_niters.
15495 2012-01-03 Richard Guenther <rguenther@suse.de>
15497 PR tree-optimization/51070
15498 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
15499 Properly handle calls.
15501 2012-01-03 Richard Guenther <rguenther@suse.de>
15503 PR tree-optimization/51692
15504 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
15505 the LHS of allocation stmts.
15507 2012-01-03 Olivier Hainque <hainque@adacore.com>
15509 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
15511 2012-01-03 Olivier Hainque <hainque@adacore.com>
15513 * collect2.c (main): In AIX specific computations for vector
15514 insertions, use CONST_CAST2 to cast from char ** to const char **.
15516 2012-01-03 Richard Guenther <rguenther@suse.de>
15519 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
15520 the context of a limbo DIE when it does not already exist.
15522 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15524 PR tree-optimization/51719
15525 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
15526 but direct call is, clear direct call's lhs and don't add fallthrough
15527 edge from dcall_bb to join_bb and PHIs.
15529 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15531 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
15532 the instructions emitted by the pattern.
15533 ("*TDC_insn_<mode>"): Add comment.
15535 2012-01-03 Richard Guenther <rguenther@suse.de>
15537 PR middle-end/51730
15538 * fold-const.c (fold_comparison): Properly canonicalize
15539 tree offset and HOST_WIDE_INT bit position.
15541 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
15543 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
15544 operands for extzv pattern.
15546 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15549 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
15552 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
15554 * doc/invoke.texi (-flto and related options): Copy-edit.
15556 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15558 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
15560 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15562 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
15565 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15567 * expr.h (move_by_pieces_ninsns): Declare.
15568 * expr.c (move_by_pieces_ninsns): Make external.
15569 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
15570 (mips_store_by_pieces_p): Likewise.
15571 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
15572 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
15573 * config/mips/mips.c (mips_move_by_pieces_p): New function.
15574 (mips_store_by_pieces_p): Likewise.
15576 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15578 * passes.c (register_one_dump_file): Free full_name.
15580 * reload1.c (reload): Don't allocate reg_max_ref_width here.
15581 (calculate_elim_costs_all_insns): Free offsets_at and
15582 offsets_known_at at the end and clear the pointers.
15584 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15586 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
15587 this option introduced in r180739.
15589 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15592 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
15593 (tmake_file target=avr): Add avr/t-multilib.
15595 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
15596 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
15597 * config/avr/genmultilib.awk: New file.
15598 * config/avr/t-multilib: New auto-generated file.
15599 * config/avr/multilib.h: New auto-generated file.
15600 * config/avr/t-avr (AVR_MCUS): New variable.
15601 (genopt.sh): Use it.
15602 (s-mlib): Depend on t-multilib.
15603 (t-multilib, multilib.h): New dependencies.
15604 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
15605 (MULTILIB_OPTIONS): Remove.
15606 (MULTILIB_MATCHES): Remove.
15607 (MULTILIB_DIRNAMES): Remove.
15608 (MULTILIB_EXCEPTIONS): Remove:
15609 * config/avr/genopt.sh: Don't use hard coded file name;
15610 pass AVR_MCUS from t-avr instead.
15612 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15614 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
15616 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15618 Implement light-weight DImode support.
15619 * config/avr/avr-dimode.md: New file.
15620 * config/avr/avr.md: Include it.
15621 (adjust_len): Add plus64, compare64.
15622 (HIDI): Remove code iterator.
15623 (code_stdname): New code attribute.
15624 (rotx, rotsmode): Remove DI.
15625 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
15627 * config/avr/avr-protos.h (avr_have_dimode): New.
15628 (avr_out_plus64, avr_out_compare64): New.
15629 * config/avr/avr.c (avr_out_compare): Handle DImode.
15630 (avr_have_dimode): New variable definition and initialization.
15631 (avr_out_compare64, avr_out_plus64): New functions.
15632 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
15633 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
15634 (avr_compare_pattern): Skip DImode comparisons.
15636 2012-01-02 Revital Eres <revital.eres@linaro.org>
15638 * ddg.c (def_has_ccmode_p): New function.
15639 (add_cross_iteration_register_deps,
15640 create_ddg_dep_from_intra_loop_link): Call it.
15642 2012-01-02 Richard Guenther <rguenther@suse.de>
15645 * invoke.texi (fassociative-math): Remove spurious paranthesis.
15647 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15649 * gcc.c (process_command): Update copyright notice dates.
15650 * gcov.c (print_version): Likewise.
15651 * gcov-dump.c (print_version): Likewise.
15652 * mips-tfile.c (main): Likewise.
15653 * mips-tdump.c (main): Likewise.
15655 2012-01-01 Ira Rosen <irar@il.ibm.com>
15657 PR tree-optimization/51704
15658 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
15659 a use is inside the basic block or loop before accessing its vect info.
15661 2012-01-01 Jan Hubicka <jhjh@suse.cz>
15663 PR rtl-optimization/51069
15664 * cfgloopmanip.c (remove_path): Removing path making irreducible
15665 region unconditional makes BB part of the region.
15667 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15669 PR tree-optimization/51683
15670 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
15671 calls with side-effects.
15672 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
15674 Copyright (C) 2012 Free Software Foundation, Inc.
15676 Copying and distribution of this file, with or without modification,
15677 are permitted in any medium without royalty provided the copyright
15678 notice and this notice are preserved.