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[VE] Set getExtendForAtomicOps to ISD::ANY_EXTEND

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The implementation of subword atomics does not actually
guarantee the result is zero-extended, which now caused
failures after https://reviews.llvm.org/D101342 was landed.

Reviewed By: simoll

Differential Revision: https://reviews.llvm.org/D106225
This commit is contained in:
Kazushi (Jam) Marukawa 2021-07-14 05:01:10 +09:00
parent b61613dac7
commit b3be1e45dd
1 changed files with 3 additions and 0 deletions
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3
lib/Target/VE/VEISelLowering.h
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@ -98,6 +98,9 @@ public:
AtomicOrdering Ord) const override; AtomicOrdering Ord) const override;
TargetLoweringBase::AtomicExpansionKind TargetLoweringBase::AtomicExpansionKind
shouldExpandAtomicRMWInIR(AtomicRMWInst *AI) const override; shouldExpandAtomicRMWInIR(AtomicRMWInst *AI) const override;
ISD::NodeType getExtendForAtomicOps() const override {
return ISD::ANY_EXTEND;
}
/// Custom Lower { /// Custom Lower {
SDValue LowerOperation(SDValue Op, SelectionDAG &DAG) const override; SDValue LowerOperation(SDValue Op, SelectionDAG &DAG) const override;