MachineFrameInfo *MFI = F->getFrameInfo();
- for (Function::arg_iterator I = Fn.arg_begin(), E = Fn.arg_end(); I != E; ++I) {
+ for (Function::arg_iterator I = Fn.arg_begin(), E = Fn.arg_end();
+ I != E; ++I) {
bool ArgLive = !I->use_empty();
unsigned Reg = ArgLive ? getReg(*I) : 0;
int FI; // Frame object index
if (ArgLive) {
FI = MFI->CreateFixedObject(4, ArgOffset);
if (GPR_remaining > 0) {
- BuildMI(BB, PPC::IMPLICIT_DEF, 0, GPR[GPR_idx]);
+ F->addLiveIn(GPR[GPR_idx]);
BuildMI(BB, PPC::OR, 2, Reg).addReg(GPR[GPR_idx])
.addReg(GPR[GPR_idx]);
} else {
if (ArgLive) {
FI = MFI->CreateFixedObject(4, ArgOffset);
if (GPR_remaining > 0) {
- BuildMI(BB, PPC::IMPLICIT_DEF, 0, GPR[GPR_idx]);
+ F->addLiveIn(GPR[GPR_idx]);
BuildMI(BB, PPC::OR, 2, Reg).addReg(GPR[GPR_idx])
.addReg(GPR[GPR_idx]);
} else {
if (ArgLive) {
FI = MFI->CreateFixedObject(4, ArgOffset);
if (GPR_remaining > 0) {
- BuildMI(BB, PPC::IMPLICIT_DEF, 0, GPR[GPR_idx]);
+ F->addLiveIn(GPR[GPR_idx]);
BuildMI(BB, PPC::OR, 2, Reg).addReg(GPR[GPR_idx])
.addReg(GPR[GPR_idx]);
} else {
if (ArgLive) {
FI = MFI->CreateFixedObject(8, ArgOffset);
if (GPR_remaining > 1) {
- BuildMI(BB, PPC::IMPLICIT_DEF, 0, GPR[GPR_idx]);
- BuildMI(BB, PPC::IMPLICIT_DEF, 0, GPR[GPR_idx+1]);
+ F->addLiveIn(GPR[GPR_idx]);
+ F->addLiveIn(GPR[GPR_idx+1]);
BuildMI(BB, PPC::OR, 2, Reg).addReg(GPR[GPR_idx])
.addReg(GPR[GPR_idx]);
BuildMI(BB, PPC::OR, 2, Reg+1).addReg(GPR[GPR_idx+1])
FI = MFI->CreateFixedObject(4, ArgOffset);
if (FPR_remaining > 0) {
- BuildMI(BB, PPC::IMPLICIT_DEF, 0, FPR[FPR_idx]);
+ F->addLiveIn(FPR[FPR_idx]);
BuildMI(BB, PPC::FMR, 1, Reg).addReg(FPR[FPR_idx]);
FPR_remaining--;
FPR_idx++;
FI = MFI->CreateFixedObject(8, ArgOffset);
if (FPR_remaining > 0) {
- BuildMI(BB, PPC::IMPLICIT_DEF, 0, FPR[FPR_idx]);
+ F->addLiveIn(FPR[FPR_idx]);
BuildMI(BB, PPC::FMR, 1, Reg).addReg(FPR[FPR_idx]);
FPR_remaining--;
FPR_idx++;
// llvm.va_start.
if (Fn.getFunctionType()->isVarArg())
VarArgsFrameIndex = MFI->CreateFixedObject(4, ArgOffset);
+
+ if (Fn.getReturnType() != Type::VoidTy)
+ switch (getClassB(Fn.getReturnType())) {
+ case cByte:
+ case cShort:
+ case cInt:
+ F->addLiveOut(PPC::R3);
+ break;
+ case cLong:
+ F->addLiveOut(PPC::R3);
+ F->addLiveOut(PPC::R4);
+ break;
+ case cFP32:
+ case cFP64:
+ F->addLiveOut(PPC::F1);
+ break;
+ }
}