bool DAGCombiner::MergeConsecutiveStores(StoreSDNode* St) {
EVT MemVT = St->getMemoryVT();
int64_t ElementSizeBytes = MemVT.getSizeInBits()/8;
+ bool NoVectors = DAG.getMachineFunction().getFunction()->getAttributes().
+ hasAttribute(AttributeSet::FunctionIndex, Attribute::NoImplicitFloat);
// Don't merge vectors into wider inputs.
if (MemVT.isVector() || !MemVT.isSimple())
// We only use vectors if the constant is known to be zero and the
// function is not marked with the noimplicitfloat attribute.
- if (NonZero || (DAG.getMachineFunction().getFunction()->getAttributes().
- hasAttribute(AttributeSet::FunctionIndex,
- Attribute::NoImplicitFloat)))
+ if (NonZero || NoVectors)
LastLegalVectorType = 0;
// Check if we found a legal integer type to store.
if (LastLegalType == 0 && LastLegalVectorType == 0)
return false;
- bool UseVector = LastLegalVectorType > LastLegalType;
+ bool UseVector = (LastLegalVectorType > LastLegalType) && !NoVectors;
unsigned NumElem = UseVector ? LastLegalVectorType : LastLegalType;
// Make sure we have something to merge.
// All loads much share the same chain.
if (LoadNodes[i].MemNode->getChain() != FirstChain)
break;
-
+
int64_t CurrAddress = LoadNodes[i].OffsetFromBase;
if (CurrAddress - StartAddress != (ElementSizeBytes * i))
break;
// Only use vector types if the vector type is larger than the integer type.
// If they are the same, use integers.
- bool UseVectorTy = LastLegalVectorType > LastLegalIntegerType;
+ bool UseVectorTy = LastLegalVectorType > LastLegalIntegerType && !NoVectors;
unsigned LastLegalType = std::max(LastLegalVectorType, LastLegalIntegerType);
// We add +1 here because the LastXXX variables refer to location while