Fix some bugs in (sext (load x))

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23717 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-10-13 21:52:31 +00:00
parent 9ad8481cfb
commit f98840531a

View File

@ -1248,8 +1248,9 @@ SDOperand DAGCombiner::visitSIGN_EXTEND(SDNode *N) {
SDOperand ExtLoad = DAG.getExtLoad(ISD::SEXTLOAD, VT, N0.getOperand(0),
N0.getOperand(1), N0.getOperand(2),
N0.getValueType());
CombineTo(N0.Val, ExtLoad, ExtLoad.getOperand(0));
WorkList.push_back(N);
CombineTo(N0.Val, DAG.getNode(ISD::TRUNCATE, N0.getValueType(), ExtLoad),
ExtLoad.getValue(1));
return SDOperand();
}
return SDOperand();