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new nodes should be added to the worklist, not old nodes. 

llvm-svn: 62359
This commit is contained in:
Chris Lattner 2009-01-16 21:15:56 +00:00
parent 5d7813cb2d
commit 41828cdb0a
1 changed files with 2 additions and 1 deletions
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3
llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
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@ -3358,7 +3358,7 @@ SDValue DAGCombiner::ReduceLoadWidth(SDNode *N) {
: DAG.getExtLoad(ExtType, VT, LN0->getChain(), NewPtr, : DAG.getExtLoad(ExtType, VT, LN0->getChain(), NewPtr,
LN0->getSrcValue(), LN0->getSrcValueOffset() + PtrOff, LN0->getSrcValue(), LN0->getSrcValueOffset() + PtrOff,
EVT, LN0->isVolatile(), NewAlign); EVT, LN0->isVolatile(), NewAlign);
AddToWorkList(N); AddToWorkList(Load.Node);
if (CombineSRL) { if (CombineSRL) {
WorkListRemover DeadNodes(*this); WorkListRemover DeadNodes(*this);
DAG.ReplaceAllUsesOfValueWith(N0.getValue(1), Load.getValue(1), DAG.ReplaceAllUsesOfValueWith(N0.getValue(1), Load.getValue(1),
@ -3366,6 +3366,7 @@ SDValue DAGCombiner::ReduceLoadWidth(SDNode *N) {
CombineTo(N->getOperand(0).getNode(), Load); CombineTo(N->getOperand(0).getNode(), Load);
} else } else
CombineTo(N0.getNode(), Load, Load.getValue(1)); CombineTo(N0.getNode(), Load, Load.getValue(1));
if (ShAmt) { if (ShAmt) {
if (Opc == ISD::SIGN_EXTEND_INREG) if (Opc == ISD::SIGN_EXTEND_INREG)
return DAG.getNode(Opc, VT, Load, N->getOperand(1)); return DAG.getNode(Opc, VT, Load, N->getOperand(1));