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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108130 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Duncan Sands
2010-07-12 08:16:59 +00:00
parent 490b8f5d64
commit 3472766f9e
33 changed files with 77 additions and 77 deletions
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lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+28 -28
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@@ -3573,24 +3573,24 @@ SDValue DAGCombiner::visitSIGN_EXTEND(SDNode *N) {
// we know that the element size of the sext'd result matches the
// element size of the compare operands.
if (VT.getSizeInBits() == N0VT.getSizeInBits())
return DAG.getVSetCC(N->getDebugLoc(), VT, N0.getOperand(0),
N0.getOperand(1),
cast<CondCodeSDNode>(N0.getOperand(2))->get());
return DAG.getVSetCC(N->getDebugLoc(), VT, N0.getOperand(0),
N0.getOperand(1),
cast<CondCodeSDNode>(N0.getOperand(2))->get());
// If the desired elements are smaller or larger than the source
// elements we can use a matching integer vector type and then
// truncate/sign extend
else {
EVT MatchingElementType =
EVT::getIntegerVT(*DAG.getContext(),
N0VT.getScalarType().getSizeInBits());
EVT MatchingVectorType =
EVT::getVectorVT(*DAG.getContext(), MatchingElementType,
N0VT.getVectorNumElements());
SDValue VsetCC =
DAG.getVSetCC(N->getDebugLoc(), MatchingVectorType, N0.getOperand(0),
N0.getOperand(1),
cast<CondCodeSDNode>(N0.getOperand(2))->get());
return DAG.getSExtOrTrunc(VsetCC, N->getDebugLoc(), VT);
EVT MatchingElementType =
EVT::getIntegerVT(*DAG.getContext(),
N0VT.getScalarType().getSizeInBits());
EVT MatchingVectorType =
EVT::getVectorVT(*DAG.getContext(), MatchingElementType,
N0VT.getVectorNumElements());
SDValue VsetCC =
DAG.getVSetCC(N->getDebugLoc(), MatchingVectorType, N0.getOperand(0),
N0.getOperand(1),
cast<CondCodeSDNode>(N0.getOperand(2))->get());
return DAG.getSExtOrTrunc(VsetCC, N->getDebugLoc(), VT);
}
}
@@ -3964,24 +3964,24 @@ SDValue DAGCombiner::visitANY_EXTEND(SDNode *N) {
// we know that the element size of the sext'd result matches the
// element size of the compare operands.
if (VT.getSizeInBits() == N0VT.getSizeInBits())
return DAG.getVSetCC(N->getDebugLoc(), VT, N0.getOperand(0),
N0.getOperand(1),
cast<CondCodeSDNode>(N0.getOperand(2))->get());
return DAG.getVSetCC(N->getDebugLoc(), VT, N0.getOperand(0),
N0.getOperand(1),
cast<CondCodeSDNode>(N0.getOperand(2))->get());
// If the desired elements are smaller or larger than the source
// elements we can use a matching integer vector type and then
// truncate/sign extend
else {
EVT MatchingElementType =
EVT::getIntegerVT(*DAG.getContext(),
N0VT.getScalarType().getSizeInBits());
EVT MatchingVectorType =
EVT::getVectorVT(*DAG.getContext(), MatchingElementType,
N0VT.getVectorNumElements());
SDValue VsetCC =
DAG.getVSetCC(N->getDebugLoc(), MatchingVectorType, N0.getOperand(0),
N0.getOperand(1),
cast<CondCodeSDNode>(N0.getOperand(2))->get());
return DAG.getSExtOrTrunc(VsetCC, N->getDebugLoc(), VT);
EVT MatchingElementType =
EVT::getIntegerVT(*DAG.getContext(),
N0VT.getScalarType().getSizeInBits());
EVT MatchingVectorType =
EVT::getVectorVT(*DAG.getContext(), MatchingElementType,
N0VT.getVectorNumElements());
SDValue VsetCC =
DAG.getVSetCC(N->getDebugLoc(), MatchingVectorType, N0.getOperand(0),
N0.getOperand(1),
cast<CondCodeSDNode>(N0.getOperand(2))->get());
return DAG.getSExtOrTrunc(VsetCC, N->getDebugLoc(), VT);
}
}