[Bug target/87214] [9 Regression] r263772 miscompiled 520.omnetpp_r in SPEC CPU 2017

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87214

--- Comment #24 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Sun Jan 27 11:56:44 2019
New Revision: 268310

URL: https://gcc.gnu.org/viewcvs?rev=268310&root=gcc&view=rev
Log:
        PR target/87214
        * config/i386/sse.md
        (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
        avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
        first constants in pairs are multiples of 2.  Formatting fixes.
        (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
        avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
        first constants in each quadruple are multiples of 4.  Formatting
fixes.

        * gcc.target/i386/avx512vl-pr87214-1.c: New test.
        * gcc.target/i386/avx512vl-pr87214-2.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/i386/avx512vl-pr87214-1.c
    trunk/gcc/testsuite/gcc.target/i386/avx512vl-pr87214-2.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/sse.md
    trunk/gcc/testsuite/ChangeLog