[Bug target/88998] [7/8/9 Regression] bad codegen with mmx instructions for unordered_map

[uros at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88998

--- Comment #6 from uros at gcc dot gnu.org ---
Author: uros
Date: Thu Jan 24 19:12:55 2019
New Revision: 268242

URL: https://gcc.gnu.org/viewcvs?rev=268242&root=gcc&view=rev
Log:
        PR target/88998
        * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
        Disparage MMX alternative.
        (sse2_cvtpd2pi): Ditto.
        (sse2_cvttpd2pi): Ditto.

testsuite/ChangeLog:

        PR target/88998
        * g++.dg/pr88998.c: New test.


Added:
    branches/gcc-8-branch/gcc/testsuite/g++.dg/pr88998.C
Modified:
    branches/gcc-8-branch/gcc/ChangeLog
    branches/gcc-8-branch/gcc/config/i386/sse.md
    branches/gcc-8-branch/gcc/testsuite/ChangeLog