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Add an implementation of the CanLowerReturn function to the PPC backend

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@141981 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Hal Finkel 2011-10-14 19:51:36 +00:00
parent 1ce2668c84
commit d712f935f7
2 changed files with 17 additions and 0 deletions
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11
lib/Target/PowerPC/PPCISelLowering.cpp
View File

@ -3416,6 +3416,17 @@ PPCTargetLowering::LowerCall_Darwin(SDValue Chain, SDValue Callee,
Ins, InVals);
}
bool
PPCTargetLowering::CanLowerReturn(CallingConv::ID CallConv,
MachineFunction &MF, bool isVarArg,
const SmallVectorImpl<ISD::OutputArg> &Outs,
LLVMContext &Context) const {
SmallVector<CCValAssign, 16> RVLocs;
CCState CCInfo(CallConv, isVarArg, MF, getTargetMachine(),
RVLocs, Context);
return CCInfo.CheckReturn(Outs, RetCC_PPC);
}
SDValue
PPCTargetLowering::LowerReturn(SDValue Chain,
CallingConv::ID CallConv, bool isVarArg,

6
lib/Target/PowerPC/PPCISelLowering.h
View File

@ -445,6 +445,12 @@ namespace llvm {
DebugLoc dl, SelectionDAG &DAG,
SmallVectorImpl<SDValue> &InVals) const;
virtual bool
CanLowerReturn(CallingConv::ID CallConv, MachineFunction &MF,
bool isVarArg,
const SmallVectorImpl<ISD::OutputArg> &Outs,
LLVMContext &Context) const;
virtual SDValue
LowerReturn(SDValue Chain,
CallingConv::ID CallConv, bool isVarArg,