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Re-commit r151623 with fix. Only issue special no-return calls if it's a direct call.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151645 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2012-02-28 18:51:51 +00:00
parent a3b2121ccf
commit 4bfcd4acbc
35 changed files with 217 additions and 79 deletions
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8
lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
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@ -5083,7 +5083,8 @@ SelectionDAGBuilder::visitIntrinsicCall(const CallInst &I, unsigned Intrinsic) {
std::pair<SDValue, SDValue> Result =
TLI.LowerCallTo(getRoot(), I.getType(),
false, false, false, false, 0, CallingConv::C,
/*isTailCall=*/false, /*isReturnValueUsed=*/true,
/*isTailCall=*/false,
/*doesNotRet=*/false, /*isReturnValueUsed=*/true,
DAG.getExternalSymbol(TrapFuncName.data(), TLI.getPointerTy()),
Args, DAG, getCurDebugLoc());
DAG.setRoot(Result.second);
@ -5246,6 +5247,7 @@ void SelectionDAGBuilder::LowerCallTo(ImmutableCallSite CS, SDValue Callee,
CS.paramHasAttr(0, Attribute::InReg), FTy->getNumParams(),
CS.getCallingConv(),
isTailCall,
CS.doesNotReturn(),
!CS.getInstruction()->use_empty(),
Callee, Args, DAG, getCurDebugLoc());
assert((isTailCall || Result.second.getNode()) &&
@ -6362,7 +6364,7 @@ TargetLowering::LowerCallTo(SDValue Chain, Type *RetTy,
bool RetSExt, bool RetZExt, bool isVarArg,
bool isInreg, unsigned NumFixedArgs,
CallingConv::ID CallConv, bool isTailCall,
bool isReturnValueUsed,
bool doesNotRet, bool isReturnValueUsed,
SDValue Callee,
ArgListTy &Args, SelectionDAG &DAG,
DebugLoc dl) const {
@ -6459,7 +6461,7 @@ TargetLowering::LowerCallTo(SDValue Chain, Type *RetTy,
}
SmallVector<SDValue, 4> InVals;
Chain = LowerCall(Chain, Callee, CallConv, isVarArg, isTailCall,
Chain = LowerCall(Chain, Callee, CallConv, isVarArg, doesNotRet, isTailCall,
Outs, OutVals, Ins, dl, DAG, InVals);
// Verify that the target's LowerCall behaved as expected.