[LLVMdev] VCOMISS instruction in X86

Cameron McInally cameron.mcinally at nyu.edu
Mon May 20 08:05:09 PDT 2013


Hey Elena,

On Mon, May 20, 2013 at 3:28 AM, Demikhovsky, Elena <
elena.demikhovsky at intel.com> wrote:
...

>    The instruction VCOMISS is scalar. May I remove
> SSEPackedSingle/SSEPackedDouble domain from it?
>
>
>   defm VUCOMISS : sse12_ord_cmp<0x2E, FR32, X86cmp, f32, f32mem, loadf32,
>                                   "ucomiss", SSEPackedSingle>, TB, VEX,
> VEX_LIG;
>
>
You're correct. These instructions should be in the generic domain.

In case you missed them, the same goes for the intrinsic and SSE variants
of these patterns.

-Cameron
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