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[MachineLoop] New helper isLoopInvariant()

Authored by SjoerdMeijer on Jan 8 2021, 1:04 AM.

Description

[MachineLoop] New helper isLoopInvariant()

This factors out code from MachineLICM that determines whether an instruction
is loop-invariant, which is a generally useful function. Thus this allows to
use that helper elsewhere too.

Differential Revision: https://reviews.llvm.org/D94082

Details

Committed
SjoerdMeijerJan 8 2021, 1:04 AM
Differential Revision
D94082: [MachineLoop] Add new helper isLoopInvariant()
Parents
rGd1bf26fd943e: [AArch64][SVE] Add lowering for llvm abs intrinsic
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