MachineBasicBlock::iterator I,
unsigned DestReg, unsigned SrcReg,
const TargetRegisterClass *DestRC,
- const TargetRegisterClass *SrcRC) const {
- DebugLoc DL = DebugLoc::getUnknownLoc();
- if (I != MBB.end()) DL = I->getDebugLoc();
-
+ const TargetRegisterClass *SrcRC,
+ DebugLoc DL) const {
if (DestRC == ARM::GPRRegisterClass) {
if (SrcRC == ARM::GPRRegisterClass) {
BuildMI(MBB, I, DL, get(ARM::tMOVgpr2gpr), DestReg).addReg(SrcReg);
void Thumb1InstrInfo::
storeRegToStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
unsigned SrcReg, bool isKill, int FI,
- const TargetRegisterClass *RC) const {
- DebugLoc DL = DebugLoc::getUnknownLoc();
- if (I != MBB.end()) DL = I->getDebugLoc();
-
+ const TargetRegisterClass *RC,
+ const TargetRegisterInfo *TRI) const {
assert((RC == ARM::tGPRRegisterClass ||
(TargetRegisterInfo::isPhysicalRegister(SrcReg) &&
isARMLowRegister(SrcReg))) && "Unknown regclass!");
if (RC == ARM::tGPRRegisterClass ||
(TargetRegisterInfo::isPhysicalRegister(SrcReg) &&
isARMLowRegister(SrcReg))) {
+ DebugLoc DL;
+ if (I != MBB.end()) DL = I->getDebugLoc();
+
MachineFunction &MF = *MBB.getParent();
MachineFrameInfo &MFI = *MF.getFrameInfo();
MachineMemOperand *MMO =
void Thumb1InstrInfo::
loadRegFromStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
unsigned DestReg, int FI,
- const TargetRegisterClass *RC) const {
- DebugLoc DL = DebugLoc::getUnknownLoc();
- if (I != MBB.end()) DL = I->getDebugLoc();
-
+ const TargetRegisterClass *RC,
+ const TargetRegisterInfo *TRI) const {
assert((RC == ARM::tGPRRegisterClass ||
(TargetRegisterInfo::isPhysicalRegister(DestReg) &&
isARMLowRegister(DestReg))) && "Unknown regclass!");
if (RC == ARM::tGPRRegisterClass ||
(TargetRegisterInfo::isPhysicalRegister(DestReg) &&
isARMLowRegister(DestReg))) {
+ DebugLoc DL;
+ if (I != MBB.end()) DL = I->getDebugLoc();
+
MachineFunction &MF = *MBB.getParent();
MachineFrameInfo &MFI = *MF.getFrameInfo();
MachineMemOperand *MMO =
if (CSI.empty())
return false;
- DebugLoc DL = DebugLoc::getUnknownLoc();
+ DebugLoc DL;
if (MI != MBB.end()) DL = MI->getDebugLoc();
MachineInstrBuilder MIB = BuildMI(MBB, MI, DL, get(ARM::tPUSH));
AddDefaultPred(MIB);
- MIB.addReg(0); // No write back.
for (unsigned i = CSI.size(); i != 0; --i) {
unsigned Reg = CSI[i-1].getReg();
// Add the callee-saved register as live-in. It's killed at the spill.
DebugLoc DL = MI->getDebugLoc();
MachineInstrBuilder MIB = BuildMI(MF, DL, get(ARM::tPOP));
AddDefaultPred(MIB);
- MIB.addReg(0); // No write back.
bool NumRegs = false;
for (unsigned i = CSI.size(); i != 0; --i) {
// It's illegal to emit pop instruction without operands.
if (NumRegs)
MBB.insert(MI, &*MIB);
+ else
+ MF.DeleteMachineInstr(MIB);
return true;
}