[llvm-commits] [llvm] r72808 - /llvm/trunk/lib/Target/X86/X86InstrMMX.td

[Evan Cheng]

Stuart, this doesn't look right. The source in the pattern and the  
instruction are of different register classes. One is FR64, the other  
is VR128.

Evan

On Jun 3, 2009, at 2:39 PM, Stuart Hastings wrote:
>
>
> = 
> = 
> = 
> = 
> = 
> = 
> = 
> = 
> ======================================================================
> --- llvm/trunk/lib/Target/X86/X86InstrMMX.td (original)
> +++ llvm/trunk/lib/Target/X86/X86InstrMMX.td Wed Jun  3 16:39:14 2009
> @@ -680,6 +680,8 @@
> def : Pat<(v8i8 (bitconvert (i64 (vector_extract (v2i64 VR128:$src),
>                                                   (iPTR 0))))),
>           (v8i8 (MMX_MOVDQ2Qrr VR128:$src))>;
> +def : Pat<(v2i32 (bitconvert (f64 FR64:$src))),
> +          (v2i32 (MMX_MOVDQ2Qrr VR128:$src))>;
>
> // CMOV* - Used to implement the SELECT DAG operation.  Expanded by  
> the
> // scheduler into a branch sequence.
>
>
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