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Remove some dead code

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llvm-svn: 47036
This commit is contained in:
Nate Begeman 2008-02-12 22:54:40 +00:00
parent 810b85bde8
commit 589ecad41d
1 changed files with 3 additions and 7 deletions
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10
lib/Target/ARM/ARMISelLowering.cpp
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@ -910,8 +910,8 @@ static SDOperand LowerVASTART(SDOperand Op, SelectionDAG &DAG,
}
static SDOperand LowerFORMAL_ARGUMENT(SDOperand Op, SelectionDAG &DAG,
unsigned *vRegs, unsigned ArgNo,
unsigned &NumGPRs, unsigned &ArgOffset) {
unsigned ArgNo, unsigned &NumGPRs,
unsigned &ArgOffset) {
MachineFunction &MF = DAG.getMachineFunction();
MVT::ValueType ObjectVT = Op.getValue(ArgNo).getValueType();
SDOperand Root = Op.getOperand(0);
@ -936,19 +936,16 @@ static SDOperand LowerFORMAL_ARGUMENT(SDOperand Op, SelectionDAG &DAG,
if (ObjGPRs == 1) {
unsigned VReg = RegInfo.createVirtualRegister(&ARM::GPRRegClass);
RegInfo.addLiveIn(GPRArgRegs[NumGPRs], VReg);
vRegs[NumGPRs] = VReg;
ArgValue = DAG.getCopyFromReg(Root, VReg, MVT::i32);
if (ObjectVT == MVT::f32)
ArgValue = DAG.getNode(ISD::BIT_CONVERT, MVT::f32, ArgValue);
} else if (ObjGPRs == 2) {
unsigned VReg = RegInfo.createVirtualRegister(&ARM::GPRRegClass);
RegInfo.addLiveIn(GPRArgRegs[NumGPRs], VReg);
vRegs[NumGPRs] = VReg;
ArgValue = DAG.getCopyFromReg(Root, VReg, MVT::i32);
VReg = RegInfo.createVirtualRegister(&ARM::GPRRegClass);
RegInfo.addLiveIn(GPRArgRegs[NumGPRs+1], VReg);
vRegs[NumGPRs+1] = VReg;
SDOperand ArgValue2 = DAG.getCopyFromReg(Root, VReg, MVT::i32);
assert(ObjectVT != MVT::i64 && "i64 should already be lowered");
@ -987,11 +984,10 @@ ARMTargetLowering::LowerFORMAL_ARGUMENTS(SDOperand Op, SelectionDAG &DAG) {
SDOperand Root = Op.getOperand(0);
unsigned ArgOffset = 0; // Frame mechanisms handle retaddr slot
unsigned NumGPRs = 0; // GPRs used for parameter passing.
unsigned VRegs[4];
unsigned NumArgs = Op.Val->getNumValues()-1;
for (unsigned ArgNo = 0; ArgNo < NumArgs; ++ArgNo)
ArgValues.push_back(LowerFORMAL_ARGUMENT(Op, DAG, VRegs, ArgNo,
ArgValues.push_back(LowerFORMAL_ARGUMENT(Op, DAG, ArgNo,
NumGPRs, ArgOffset));
bool isVarArg = cast<ConstantSDNode>(Op.getOperand(2))->getValue() != 0;