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Fix a vector FP constant CSE bug.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37814 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2007-06-29 21:36:04 +00:00
parent 98044e4a62
commit c908dcde45
1 changed files with 10 additions and 5 deletions
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15
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);
ID.AddDouble(Val);
void *IP = 0;
if (SDNode *E = CSEMap.FindNodeOrInsertPos(ID, IP))
return SDOperand(E, 0);
SDNode *N = new ConstantFPSDNode(isTarget, Val, EltVT);
CSEMap.InsertNode(N, IP);
AllNodes.push_back(N);
SDNode *N = NULL;
if ((N = CSEMap.FindNodeOrInsertPos(ID, IP)))
if (!MVT::isVector(VT))
return SDOperand(N, 0);
if (!N) {
N = new ConstantFPSDNode(isTarget, Val, EltVT);
CSEMap.InsertNode(N, IP);
AllNodes.push_back(N);
}
SDOperand Result(N, 0);
if (MVT::isVector(VT)) {
SmallVector<SDOperand, 8> Ops;