[Bug middle-end/91166] [SVE] Unfolded ZIPs of constants

[prathamesh3492 at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91166

--- Comment #3 from prathamesh3492 at gcc dot gnu.org ---
Author: prathamesh3492
Date: Wed Jul 24 07:20:24 2019
New Revision: 273758

URL: https://gcc.gnu.org/viewcvs?rev=273758&root=gcc&view=rev
Log:
2019-07-24  Prathamesh Kulkarni  <prathamesh.kulka...@linaro.org>

        PR middle-end/91166
        * match.pd (vec_perm_expr(v, v, mask) -> v): New pattern.
        (define_predicates): Add entry for uniform_vector_p.
        (vec_same_elem_p): New match pattern.

testsuite/
        * gcc.target/aarch64/sve/pr91166.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/aarch64/sve/pr91166.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/match.pd
    trunk/gcc/testsuite/ChangeLog