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Commit 68224c19 authored by Simon Pilgrim's avatar Simon Pilgrim
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[TargetLowering] Only demand a rotation's modulo amount bits 

ISD::ROTL/ROTR rotation values are guaranteed to act as a modulo amount, so for power-of-2 bitwidths we only need the lowest bits.

Differential Revision: https://reviews.llvm.org/D76201
parent c45eaeab
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