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Commit 15c83060 authored by Simon Pilgrim's avatar Simon Pilgrim
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[X86][SSE] Fold EXTEND_VECTOR_INREG(EXTEND_VECTOR_INREG(X)) -> EXTEND_VECTOR_INREG(X) 

It should be possible to make this generic, but we're not great at checking legality of *_EXTEND_VECTOR_INREG ops so I'm conservatively putting this inside X86ISelLowering.cpp
parent a0c8793c
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