[LLVMdev] SplitVectorOp from CopyFromReg

Duncan Sands baldrick at free.fr
Tue Apr 20 12:22:14 PDT 2010

Hi Javier,

> I have a kernel that's swizzling a vector inside a loop. The vector was
> created before the loop. The first node in the dag is an extract subvector
> which calls into SplitVectorOp. The issue is that the node passed to it
> comes from a CopyFromReg and SplitVectorOp doesn't know what to do. Is
> there a reason why SplitVectorOp doesn't handle CopyFromReg nodes? If not,
> can I submit a patch to add support?

a testcase would be helpful.



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