If a call to getTruncStore is for a normal store,
offload to getStore rather than trying to handle
both cases at once (the assertions for example
assume the store really is truncating).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43498 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 5b7f1b6..d92bb9c 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -2460,7 +2460,9 @@
int SVOffset, MVT::ValueType SVT,
bool isVolatile, unsigned Alignment) {
MVT::ValueType VT = Val.getValueType();
- bool isTrunc = VT != SVT;
+
+ if (VT == SVT)
+ return getStore(Chain, Val, Ptr, SV, SVOffset, isVolatile, Alignment);
assert(MVT::getSizeInBits(VT) > MVT::getSizeInBits(SVT) &&
"Not a truncation?");
@@ -2485,7 +2487,7 @@
FoldingSetNodeID ID;
AddNodeIDNode(ID, ISD::STORE, VTs, Ops, 4);
ID.AddInteger(ISD::UNINDEXED);
- ID.AddInteger(isTrunc);
+ ID.AddInteger(1);
ID.AddInteger((unsigned int)SVT);
ID.AddPointer(SV);
ID.AddInteger(SVOffset);
@@ -2494,7 +2496,7 @@
void *IP = 0;
if (SDNode *E = CSEMap.FindNodeOrInsertPos(ID, IP))
return SDOperand(E, 0);
- SDNode *N = new StoreSDNode(Ops, VTs, ISD::UNINDEXED, isTrunc,
+ SDNode *N = new StoreSDNode(Ops, VTs, ISD::UNINDEXED, true,
SVT, SV, SVOffset, Alignment, isVolatile);
CSEMap.InsertNode(N, IP);
AllNodes.push_back(N);