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Fix a minor bug in the dag combiner that broke pcompress2 and some other

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tests.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23713 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-10-13 18:16:34 +00:00
parent d223f5ee78
commit 67a44cd3aa
1 changed files with 3 additions and 4 deletions
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7
lib/CodeGen/SelectionDAG/DAGCombiner.cpp
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@ -805,13 +805,12 @@ SDOperand DAGCombiner::visitAND(SDNode *N) {
// before Legalize, or the resulting zextload is legal on the target, then
// go ahead and do the fold.
if ((N1C->getValue() == (1ULL << MVT::getSizeInBits(EVT))-1) &&
(!AfterLegalize ||
TargetLowering::Legal == TLI.getOperationAction(ISD::ZEXTLOAD, EVT))) {
(!AfterLegalize || TLI.isOperationLegal(ISD::ZEXTLOAD, EVT))) {
SDOperand ExtLoad = DAG.getExtLoad(ISD::ZEXTLOAD, VT, N0.getOperand(0),
N0.getOperand(1), N0.getOperand(2),
EVT);
CombineTo(N0.Val, ExtLoad, ExtLoad.getOperand(0));
WorkList.push_back(N);
CombineTo(N0.Val, ExtLoad, ExtLoad.getValue(1));
return SDOperand();
}
}
@ -827,8 +826,8 @@ SDOperand DAGCombiner::visitAND(SDNode *N) {
SDOperand ExtLoad = DAG.getExtLoad(ISD::ZEXTLOAD, VT, N0.getOperand(0),
N0.getOperand(1), N0.getOperand(2),
EVT);
CombineTo(N0.Val, ExtLoad, ExtLoad.getOperand(0));
WorkList.push_back(N);
CombineTo(N0.Val, ExtLoad, ExtLoad.getValue(1));
return SDOperand();
}
}