[LLVMdev] Help with gcc SSE intrinsics

David Greene dag at cray.com
Fri Oct 9 16:29:17 PDT 2009


On Friday 09 October 2009 15:50, David Greene wrote:

> Not llvm-gcc.  GNU gcc.  It's documented here:
>
> http://gcc.gnu.org/onlinedocs/gcc-4.4.1/gcc/X86-Built_002din-Functions.html
>#X86-Built_002din-Functions

Aha!  They removed this intrinsic and expect everyone to know to use the
Intel one: _mm_movedup_pd.

Grr...

On the plus side, the CBE is now rockin' with vector code.  I'm seeing some
truly weird...err...stuff.  :)

                           -Dave



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