re PR target/51871 (FAIL: gcc.c-torture/execute/20010122-1.c execution)

[platform/upstream/gcc.git] / gcc / ChangeLog

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+2012-01-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       PR target/51871
+       * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
+       stubs.
+
+2012-01-28  Sandra Loosemore  <sandra@codesourcery.com>
+
+       * doc/invoke.texi: Correct hyphenation of "floating point",
+       "double precision", and related terminology throughout the file.
+
+2012-01-28  Jakub Jelinek  <jakub@redhat.com>
+
+       PR target/52006
+       * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
+       arm_general_register_operand predicate for operand 2 instead of
+       register_operand.
+
+2012-01-27  Ian Lance Taylor  <iant@google.com>
+
+       PR go/47656
+       * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
+       * builtins.c (expand_builtin_init_trampoline): Add onstack
+       parameter.  Change caller.
+       (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
+       * tree.c (build_common_builtin_nodes): Declare
+       __builtin_init_heap_trampoline.
+
+2012-01-27  Georg-Johann Lay  <avr@gjlay.de>
+
+       * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
+       tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
+       * config/avr/avr.c: Ditto.
+       (avr_regnames): Remove because unused.
+       * config/avr/avr.md (*cpse.ne): New peephole.
+       (*cpse.eq): New peephole from former cpse peepholes.
+
+2012-01-27  Michael Eager  <eager@eagercon.com>
+
+       * config/microblaze.c (microblaze_emit_compare): Correct
+       test after pcmp instruction.
+
+2012-01-27  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/52020
+       * tree-sra.c (sra_modify_assign): Do not transform clobbers.
+
+2012-01-27  Richard Guenther  <rguenther@suse.de>
+
+       * ipa-pure-const.c (check_stmt): Clobbers do not make a
+       function non-const/pure.
+
+2012-01-27  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/50444
+       * tree-sra.c (build_ref_for_offset): Properly adjust the
+       MEM_REF type for unaligned accesses.
+
+2012-01-27  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/50444
+       * expr.c (mem_ref_refers_to_non_mem_p): New function.
+       (expand_assignment): Use it.  Properly handle misaligned
+       bases when expanding stores to component references.
+       (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
+       refactor that case.
+
+2012-01-27  Andrey Belevantsev  <abel@ispras.ru>
+
+       PR middle-end/51389
+       * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
+       * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
+       * tree-data-ref.c (find_data_references_in_loop): Make static.
+       (compute_all_dependences): Change return type to bool.  Bail out
+       for too many datarefs in a loop.  Move the hunk resetting the data
+       dependences vector from ...
+       (compute_data_dependences_for_loop): ... here.  Account for
+       compute_all_dependences returning false.
+       (compute_data_dependences_for_bb): Likewise.
+       * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
+       * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
+
 2012-01-27  Richard Guenther  <rguenther@suse.de>
 
        PR middle-end/51959