[Bug target/68627] [i386, AVX-512] Illegal insn generated while compiling spec2k6/437.leslie3d for KNL

[kyukhin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68627

--- Comment #1 from Kirill Yukhin <kyukhin at gcc dot gnu.org> ---
Author: kyukhin
Date: Mon Dec  7 11:12:41 2015
New Revision: 231361

URL: https://gcc.gnu.org/viewcvs?rev=231361&root=gcc&view=rev
Log:
PR target/68627

gcc/
        * config/i386/sse.md: Make 'v' alternative work on 'avx512f' ISA only.
        Force destination to 512 bits register.
gcc/testsuite/
        * gfortran.dg/pr68627.f: New test.

Added:
    trunk/gcc/testsuite/gfortran.dg/pr68627.f
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/sse.md
    trunk/gcc/testsuite/ChangeLog