replica
/
hanchenye-llvm-project
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Fix types in PromoteNode handling of CTPOP and friends. 

llvm-svn: 75418
This commit is contained in:
Jakob Stoklund Olesen 2009-07-12 17:43:20 +00:00
parent db953aacc7
commit 6b9f63cafa
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
View File

@ -2983,10 +2983,10 @@ void SelectionDAGLegalize::PromoteNode(SDNode *Node,
// Zero extend the argument.
Tmp1 = DAG.getNode(ISD::ZERO_EXTEND, dl, NVT, Node->getOperand(0));
// Perform the larger operation.
Tmp1 = DAG.getNode(Node->getOpcode(), dl, Node->getValueType(0), Tmp1);
Tmp1 = DAG.getNode(Node->getOpcode(), dl, NVT, Tmp1);
if (Node->getOpcode() == ISD::CTTZ) {
//if Tmp1 == sizeinbits(NVT) then Tmp1 = sizeinbits(Old VT)
Tmp2 = DAG.getSetCC(dl, TLI.getSetCCResultType(Tmp1.getValueType()),
Tmp2 = DAG.getSetCC(dl, TLI.getSetCCResultType(NVT),
Tmp1, DAG.getConstant(NVT.getSizeInBits(), NVT),
ISD::SETEQ);
Tmp1 = DAG.getNode(ISD::SELECT, dl, NVT, Tmp2,
@ -2997,7 +2997,7 @@ void SelectionDAGLegalize::PromoteNode(SDNode *Node,
DAG.getConstant(NVT.getSizeInBits() -
OVT.getSizeInBits(), NVT));
}
Results.push_back(Tmp1);
Results.push_back(DAG.getNode(ISD::TRUNCATE, dl, OVT, Tmp1));
break;
case ISD::BSWAP: {
unsigned DiffBits = NVT.getSizeInBits() - OVT.getSizeInBits();