[Bug target/80799] [7/8 Regression] x86-32 bits generates MMX without EMMS

[uros at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80799

--- Comment #6 from uros at gcc dot gnu.org ---
Author: uros
Date: Thu May 18 18:03:30 2017
New Revision: 248246

URL: https://gcc.gnu.org/viewcvs?rev=248246&root=gcc&view=rev
Log:
        PR target/80799
        * config/i386/mmx.md (*mov<mode>_internal): Enable
        alternatives 11, 12, 13 and 14 also for 32bit targets.
        Remove alternatives 15, 16, 17 and 18.
        * config/i386/sse.md (vec_concatv2di): Change
        alternative (!x, *y) to (x, ?!*Yn).

testsuite/ChangeLog:

        PR target/80799
        * g++.dg/other/i386-11.C: New test.


Added:
    trunk/gcc/testsuite/g++.dg/other/i386-11.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/mmx.md
    trunk/gcc/config/i386/sse.md
    trunk/gcc/testsuite/ChangeLog