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Commit 0f0e5bd3 authored by Simon Pilgrim's avatar Simon Pilgrim
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[X86][SSE] Allow matchVectorShuffleWithUNPCK to recognise ZERO inputs 

Add support for specifying an UNPCK input as ZERO, particularly improves ZEXT cases with non-zero offsets

llvm-svn: 295169
parent 86aaa8a2
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