Author: baldrick
Date: Tue Oct 30 07:40:58 2007
New Revision: 43498
URL: http://llvm.org/viewvc/llvm-project?rev=43498&view=rev
Log:
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).
Modified:
llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
Modified: llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
URL:
http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp?rev=43498&r1=43497&r2=43498&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp Tue Oct 30 07:40:58
2007
@@ -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);
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