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Legalize i64 store operations generated by inst-combine.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78082 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Sanjiv Gupta 2009-08-04 17:59:16 +00:00
parent 42a83f2d15
commit ada097a853
1 changed files with 20 additions and 2 deletions
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22
lib/Target/PIC16/PIC16ISelLowering.cpp
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@ -253,6 +253,7 @@ PIC16TargetLowering::PIC16TargetLowering(PIC16TargetMachine &TM)
setOperationAction(ISD::STORE, MVT::i8, Legal);
setOperationAction(ISD::STORE, MVT::i16, Custom);
setOperationAction(ISD::STORE, MVT::i32, Custom);
setOperationAction(ISD::STORE, MVT::i64, Custom);
setOperationAction(ISD::ADDE, MVT::i8, Custom);
setOperationAction(ISD::ADDC, MVT::i8, Custom);
@ -593,8 +594,25 @@ SDValue PIC16TargetLowering::ExpandStore(SDNode *N, SelectionDAG &DAG) {
getChain(Store3), getChain(Store4));
return DAG.getNode(ISD::TokenFactor, dl, MVT::Other, RetLo, RetHi);
}
else {
} else if (ValueType == MVT::i64) {
SDValue SrcLo, SrcHi;
GetExpandedParts(Src, DAG, SrcLo, SrcHi);
SDValue ChainLo = Chain, ChainHi = Chain;
if (Chain.getOpcode() == ISD::TokenFactor) {
ChainLo = Chain.getOperand(0);
ChainHi = Chain.getOperand(1);
}
SDValue Store1 = DAG.getStore(ChainLo, dl, SrcLo, Ptr, NULL,
0 + StoreOffset);
Ptr = DAG.getNode(ISD::ADD, dl, Ptr.getValueType(), Ptr,
DAG.getConstant(4, Ptr.getValueType()));
SDValue Store2 = DAG.getStore(ChainHi, dl, SrcHi, Ptr, NULL,
1 + StoreOffset);
return DAG.getNode(ISD::TokenFactor, dl, MVT::Other, Store1,
Store2);
} else {
assert (0 && "value type not supported");
return SDValue();
}