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Commit 6f879d9e authored by Cong Hou's avatar Cong Hou
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Detects the SAD pattern on X86 so that much better code will be emitted once... 

Detects the SAD pattern on X86 so that much better code will be emitted once the pattern is matched.

Differential revision: http://reviews.llvm.org/D14840

llvm-svn: 267649
parent 2ab964e2
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