[Bug target/56788] _mm_frcz_sd and _mm_frcz_ss ignore their second argument

["uros at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56788

--- Comment #17 from uros at gcc dot gnu.org ---
Author: uros
Date: Thu Nov 28 18:14:23 2013
New Revision: 205497

URL: http://gcc.gnu.org/viewcvs?rev=205497&root=gcc&view=rev
Log:
    Backport from mainline
    2013-11-23  Uros Bizjak  <ubizjak@gmail.com>

    PR target/56788
    * config/i386/i386.c (bdesc_multi_arg) <IX86_BUILTIN_VFRCZSS>:
    Declare as MULTI_ARG_1_SF instruction.
    <IX86_BUILTIN_VFRCZSD>: Decleare as MULTI_ARG_1_DF instruction.
    * config/i386/sse.md (*xop_vmfrcz<mode>2): Rename
    from *xop_vmfrcz_<mode>.
    * config/i386/xopintrin.h (_mm_frcz_ss): Use __builtin_ia32_movss
    to merge scalar result with __A.
    (_mm_frcz_sd): Use __builtin_ia32_movsd to merge scalar
    result with __A.

testsuite/ChangeLog:

    Backport from mainline
    2013-11-27  Uros Bizjak  <ubizjak@gmail.com>
            Ganesh Gopalasubramanian  <Ganesh.Gopalasubramanian@amd.com>

    PR target/56788
    * gcc.target/i386/xop-frczX.c: New test.


Added:
    branches/gcc-4_7-branch/gcc/testsuite/gcc.target/i386/xop-frczX.c
Modified:
    branches/gcc-4_7-branch/gcc/ChangeLog
    branches/gcc-4_7-branch/gcc/config/i386/i386.c
    branches/gcc-4_7-branch/gcc/config/i386/sse.md
    branches/gcc-4_7-branch/gcc/config/i386/xopintrin.h
    branches/gcc-4_7-branch/gcc/testsuite/ChangeLog