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Commit f3c33ca8 authored by Simon Pilgrim's avatar Simon Pilgrim
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[X86][SSE] Add VSRLI/VSRAI/VSLLI demanded elts support to computeKnownBits/ComputeNumSignBits 

Mainly a perf improvements as most combines will have occurred before we lower to these instructions

llvm-svn: 317005
parent 22e71a03
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