================
@@ -1492,9 +1492,17 @@ static bool isAllActivePredicate(Value *Pred) {
if (cast<ScalableVectorType>(Pred->getType())->getMinNumElements() <=
cast<ScalableVectorType>(UncastedPred->getType())->getMinNumElements())
Pred = UncastedPred;
+ if (match(Pred, m_Intrinsic<Intrinsic::aarch64_sve_ptrue>(
+ m_ConstantInt<AArch64SVEPredPattern::all>())))
+ return true;
+
+ if (Value *Splat = getSplatValue(Pred)) {
+ auto ConstIdx = dyn_cast<ConstantInt>(Splat);
+ if (ConstIdx->getZExtValue() == 1)
+ return true;
+ }
----------------
paulwalker-arm wrote:
It's worth seeing if `Constant::isAllOnesValue(Pred)` works here.
https://github.com/llvm/llvm-project/pull/135016
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