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Fix a vector FP constant CSE bug. 

llvm-svn: 37814
This commit is contained in:
Evan Cheng 2007-06-29 21:36:04 +00:00
parent 4c04a9333a
commit 9458e6a551
1 changed files with 10 additions and 5 deletions
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15
llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
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@ -686,11 +686,16 @@ SDOperand SelectionDAG::getConstantFP(double Val, MVT::ValueType VT,
AddNodeIDNode(ID, Opc, getVTList(EltVT), 0, 0); AddNodeIDNode(ID, Opc, getVTList(EltVT), 0, 0);
ID.AddDouble(Val); ID.AddDouble(Val);
void *IP = 0; void *IP = 0;
if (SDNode *E = CSEMap.FindNodeOrInsertPos(ID, IP)) SDNode *N = NULL;
return SDOperand(E, 0); if ((N = CSEMap.FindNodeOrInsertPos(ID, IP)))
SDNode *N = new ConstantFPSDNode(isTarget, Val, EltVT); if (!MVT::isVector(VT))
CSEMap.InsertNode(N, IP); return SDOperand(N, 0);
AllNodes.push_back(N); if (!N) {
N = new ConstantFPSDNode(isTarget, Val, EltVT);
CSEMap.InsertNode(N, IP);
AllNodes.push_back(N);
}
SDOperand Result(N, 0); SDOperand Result(N, 0);
if (MVT::isVector(VT)) { if (MVT::isVector(VT)) {
SmallVector<SDOperand, 8> Ops; SmallVector<SDOperand, 8> Ops;