https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84336

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Tue Feb 13 08:31:58 2018
New Revision: 257616

URL: https://gcc.gnu.org/viewcvs?rev=257616&root=gcc&view=rev
Log:
        PR target/84336
        * config/i386/sse.md (<avx512>_vpermi2var<mode>3_mask): Force
        operands[2] into a REG before using gen_lowpart on it.

        * gcc.target/i386/pr84336.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/i386/pr84336.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/sse.md
    trunk/gcc/testsuite/ChangeLog

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