/// elements than its source vectors.
/// Example: shufflevector <2 x n> A, <2 x n> B, <1,2,3>
bool increasesLength() const {
- unsigned NumSourceElts =
- cast<FixedVectorType>(Op<0>()->getType())->getNumElements();
+ unsigned NumSourceElts = cast<VectorType>(Op<0>()->getType())
+ ->getElementCount()
+ .getKnownMinValue();
unsigned NumMaskElts = ShuffleMask.size();
return NumSourceElts < NumMaskElts;
}
Constant::getNullValue(VScaleV4Int32Ty));
int Index = 0;
EXPECT_FALSE(Id13->isExtractSubvectorMask(Index));
+ EXPECT_FALSE(Id13->changesLength());
+ EXPECT_FALSE(Id13->increasesLength());
delete Id13;
+
+ // Result has twice as many operands.
+ Type *VScaleV2Int32Ty = ScalableVectorType::get(Int32Ty, 2);
+ ShuffleVectorInst *Id14 =
+ new ShuffleVectorInst(Constant::getAllOnesValue(VScaleV2Int32Ty),
+ UndefValue::get(VScaleV2Int32Ty),
+ Constant::getNullValue(VScaleV4Int32Ty));
+ EXPECT_TRUE(Id14->changesLength());
+ EXPECT_TRUE(Id14->increasesLength());
+ delete Id14;
}
TEST(InstructionsTest, GetSplat) {