[Bug target/69161] [6 Regression] ICE in simplify_const_unary_operation, at simplify-rtx.c:1633

[ktkachov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69161

--- Comment #24 from ktkachov at gcc dot gnu.org ---
Author: ktkachov
Date: Wed Feb 17 13:42:35 2016
New Revision: 233496

URL: https://gcc.gnu.org/viewcvs?rev=233496&root=gcc&view=rev
Log:
[AArch64] PR target/69161: Don't use special predicate for CCmode comparisons
in expressions that require matching modes

        PR target/69161
        * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
        New predicate.
        (aarch64_comparison_operator): Break overly long line into two.
        (aarch64_comparison_operation): Likewise.
        * config/aarch64/aarch64.md (cstorecc4): Use
        aarch64_comparison_operator_mode instead of
        aarch64_comparison_operator.
        (cstore<mode>4): Likewise.
        (aarch64_cstore<mode>): Likewise.
        (*cstoresi_insn_uxtw): Likewise.
        (cstore<mode>_neg): Likewise.
        (*cstoresi_neg_uxtw): Likewise.

        * gcc.c-torture/compile/pr69161.c: New test.


Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr69161.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/aarch64/aarch64.md
    trunk/gcc/config/aarch64/predicates.md
    trunk/gcc/testsuite/ChangeLog