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Thread the chain through the eh.sjlj.setjmp intrinsic, like it's documented to

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do. This will be useful later on with the new SJLJ stuff.

llvm-svn: 141416
This commit is contained in:
Bill Wendling 2011-10-07 21:25:38 +00:00
parent fe793806e9
commit 0f5b533c48
3 changed files with 11 additions and 4 deletions
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2
include/llvm/CodeGen/ISDOpcodes.h
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@ -95,7 +95,7 @@ namespace ISD {
// execution to HANDLER. Many platform-related details also :)
EH_RETURN,
// OUTCHAIN = EH_SJLJ_SETJMP(INCHAIN, buffer)
// RESULT, OUTCHAIN = EH_SJLJ_SETJMP(INCHAIN, buffer)
// This corresponds to the eh.sjlj.setjmp intrinsic.
// It takes an input chain and a pointer to the jump buffer as inputs
// and returns an outchain.

10
lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
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@ -4744,8 +4744,14 @@ SelectionDAGBuilder::visitIntrinsicCall(const CallInst &I, unsigned Intrinsic) {
return 0;
}
case Intrinsic::eh_sjlj_setjmp: {
setValue(&I, DAG.getNode(ISD::EH_SJLJ_SETJMP, dl, MVT::i32, getRoot(),
getValue(I.getArgOperand(0))));
SDValue Ops[2];
Ops[0] = getRoot();
Ops[1] = getValue(I.getArgOperand(0));
SDValue Op = DAG.getNode(ISD::EH_SJLJ_SETJMP, dl,
DAG.getVTList(MVT::i32, MVT::Other),
Ops, 2);
setValue(&I, Op.getValue(0));
DAG.setRoot(Op.getValue(1));
return 0;
}
case Intrinsic::eh_sjlj_longjmp: {

3
lib/Target/ARM/ARMISelLowering.cpp
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@ -2210,7 +2210,8 @@ SDValue
ARMTargetLowering::LowerEH_SJLJ_SETJMP(SDValue Op, SelectionDAG &DAG) const {
DebugLoc dl = Op.getDebugLoc();
SDValue Val = DAG.getConstant(0, MVT::i32);
return DAG.getNode(ARMISD::EH_SJLJ_SETJMP, dl, MVT::i32, Op.getOperand(0),
return DAG.getNode(ARMISD::EH_SJLJ_SETJMP, dl,
DAG.getVTList(MVT::i32, MVT::Other), Op.getOperand(0),
Op.getOperand(1), Val);
}