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

[ubizjak at gmail dot com]

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

--- Comment #11 from Uroš Bizjak <ubizjak at gmail dot com> ---
(In reply to Marc Glisse from comment #10)
> (In reply to Uroš Bizjak from comment #9)
> 
> Arguably the LLVM intrinsic is more useful than the Microsoft one, but
> that's a different issue that doesn't matter that much.

I left the prototype the way it was.

Marc, since it looks you have access to XOP target (I don't have one), can you
please write an XOP testcase for frcz insns? You can look at
gcc.target/i386/xop-*.c. frcz tests are mysteriously missing there, with usual
"untested code" consequences.