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Commit 113df903 authored by QingShan Zhang's avatar QingShan Zhang
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[PowerPC] Add the missing InstrAliasing for 64-bit rotate instructions 

We have the InstAlias rules for 32-bit rotate but missing the 64-bit one.
Rotate left immediate rotlwi ra,rs,n rlwinm ra,rs,n,0,31
Rotate left rotlw ra,rs,rb rlwnm ra,rs,rb,0,31

Differential Revision: https://reviews.llvm.org/D72676
parent 1ae05a3c
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