================
@@ -18521,7 +18522,25 @@ AArch64TargetLowering::getTargetMMOFlags(const
Instruction &I) const {
if (Subtarget->getProcFamily() == AArch64Subtarget::Falkor &&
I.hasMetadata(FALKOR_STRIDED_ACCESS_MD))
return MOStridedAccess;
- return MachineMemOperand::MONone;
+
+ auto Flags = MachineMemOperand::MONone;
+ const MDNode *AtomicStHint = I.getMetadata(AARCH64_ATOMIC_STORE_HINT_MD);
+ if (AtomicStHint) {
+ unsigned HintVal =
+ cast<ConstantInt>(
+ cast<ConstantAsMetadata>(AtomicStHint->getOperand(0))->getValue())
+ ->getZExtValue();
+ AArch64AtomicStoreHint Hint = getAtomicStoreHintFromMD(HintVal);
+ assert(Hint != AArch64AtomicStoreHint::HINT_NONE &&
+ "Unrecognised atomic hint value requested.");
+
+ if (static_cast<unsigned>(Hint) & 0b1)
----------------
Lukacma wrote:
You can just use HintVal here.
https://github.com/llvm/llvm-project/pull/198316
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