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Fix PR772

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28161 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nate Begeman 2006-05-08 01:35:01 +00:00
parent f01f31eceb
commit 5c742681ed
1 changed files with 9 additions and 9 deletions
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18
lib/CodeGen/SelectionDAG/DAGCombiner.cpp
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@ -1821,9 +1821,9 @@ SDOperand DAGCombiner::visitSIGN_EXTEND(SDNode *N) {
// fold (sext ( extload x)) -> (sext (truncate (sextload x)))
if ((N0.getOpcode() == ISD::SEXTLOAD || N0.getOpcode() == ISD::EXTLOAD) &&
N0.hasOneUse()) {
SDOperand ExtLoad = DAG.getNode(ISD::SEXTLOAD, VT, N0.getOperand(0),
N0.getOperand(1), N0.getOperand(2),
N0.getOperand(3));
MVT::ValueType EVT = cast<VTSDNode>(N0.getOperand(3))->getVT();
SDOperand ExtLoad = DAG.getExtLoad(ISD::SEXTLOAD, VT, N0.getOperand(0),
N0.getOperand(1), N0.getOperand(2), EVT);
CombineTo(N, ExtLoad);
CombineTo(N0.Val, DAG.getNode(ISD::TRUNCATE, N0.getValueType(), ExtLoad),
ExtLoad.getValue(1));
@ -1864,9 +1864,9 @@ SDOperand DAGCombiner::visitZERO_EXTEND(SDNode *N) {
// fold (zext ( extload x)) -> (zext (truncate (zextload x)))
if ((N0.getOpcode() == ISD::ZEXTLOAD || N0.getOpcode() == ISD::EXTLOAD) &&
N0.hasOneUse()) {
SDOperand ExtLoad = DAG.getNode(ISD::ZEXTLOAD, VT, N0.getOperand(0),
N0.getOperand(1), N0.getOperand(2),
N0.getOperand(3));
MVT::ValueType EVT = cast<VTSDNode>(N0.getOperand(3))->getVT();
SDOperand ExtLoad = DAG.getExtLoad(ISD::ZEXTLOAD, VT, N0.getOperand(0),
N0.getOperand(1), N0.getOperand(2), EVT);
CombineTo(N, ExtLoad);
CombineTo(N0.Val, DAG.getNode(ISD::TRUNCATE, N0.getValueType(), ExtLoad),
ExtLoad.getValue(1));
@ -1911,9 +1911,9 @@ SDOperand DAGCombiner::visitANY_EXTEND(SDNode *N) {
if ((N0.getOpcode() == ISD::ZEXTLOAD || N0.getOpcode() == ISD::EXTLOAD ||
N0.getOpcode() == ISD::SEXTLOAD) &&
N0.hasOneUse()) {
SDOperand ExtLoad = DAG.getNode(N0.getOpcode(), VT, N0.getOperand(0),
N0.getOperand(1), N0.getOperand(2),
N0.getOperand(3));
MVT::ValueType EVT = cast<VTSDNode>(N0.getOperand(3))->getVT();
SDOperand ExtLoad = DAG.getExtLoad(N0.getOpcode(), VT, N0.getOperand(0),
N0.getOperand(1), N0.getOperand(2), EVT);
CombineTo(N, ExtLoad);
CombineTo(N0.Val, DAG.getNode(ISD::TRUNCATE, N0.getValueType(), ExtLoad),
ExtLoad.getValue(1));