void ThumbRegisterInfo::emitLoadConstPool(MachineBasicBlock &MBB,
MachineBasicBlock::iterator &MBBI,
unsigned DestReg, int Val,
- unsigned Pred, unsigned PredReg,
const TargetInstrInfo *TII,
DebugLoc dl) const {
MachineFunction &MF = *MBB.getParent();
const TargetRegisterClass*
ThumbRegisterInfo::getPhysicalRegisterRegClass(unsigned Reg, MVT VT) const {
- if (isLowRegister(Reg))
+ if (isARMLowRegister(Reg))
return ARM::tGPRRegisterClass;
switch (Reg) {
default:
const TargetInstrInfo &TII,
const ThumbRegisterInfo& MRI,
DebugLoc dl) {
- bool isHigh = !MRI.isLowRegister(DestReg) ||
- (BaseReg != 0 && !MRI.isLowRegister(BaseReg));
+ bool isHigh = !isARMLowRegister(DestReg) ||
+ (BaseReg != 0 && !isARMLowRegister(BaseReg));
bool isSub = false;
// Subtract doesn't have high register version. Load the negative value
// if either base or dest register is a high register. Also, if do not
BuildMI(MBB, MBBI, dl, TII.get(ARM::tNEG), LdReg)
.addReg(LdReg, RegState::Kill);
} else
- MRI.emitLoadConstPool(MBB, MBBI, LdReg, NumBytes, ARMCC::AL, 0, &TII, dl);
+ MRI.emitLoadConstPool(MBB, MBBI, LdReg, NumBytes, &TII, dl);
// Emit add / sub.
int Opc = (isSub) ? ARM::tSUBrr : (isHigh ? ARM::tADDhirr : ARM::tADDrr);
}
if (DstNotEqBase) {
- if (MRI.isLowRegister(DestReg) && MRI.isLowRegister(BaseReg)) {
+ if (isARMLowRegister(DestReg) && isARMLowRegister(BaseReg)) {
// If both are low registers, emit DestReg = add BaseReg, max(Imm, 7)
unsigned Chunk = (1 << 3) - 1;
unsigned ThisVal = (Bytes > Chunk) ? Chunk : Bytes;
.addImm(((unsigned)NumBytes) & 3);
}
-void ThumbRegisterInfo::
-emitSPUpdate(MachineBasicBlock &MBB, MachineBasicBlock::iterator &MBBI,
- int NumBytes, ARMCC::CondCodes Pred, unsigned PredReg,
- const TargetInstrInfo &TII, DebugLoc dl) const {
+static void emitSPUpdate(MachineBasicBlock &MBB,
+ MachineBasicBlock::iterator &MBBI,
+ const TargetInstrInfo &TII, DebugLoc dl,
+ const ThumbRegisterInfo &MRI,
+ int NumBytes) {
emitThumbRegPlusImmediate(MBB, MBBI, ARM::SP, ARM::SP, NumBytes, TII,
- *this, dl);
+ MRI, dl);
}
void ThumbRegisterInfo::
// Replace the pseudo instruction with a new instruction...
unsigned Opc = Old->getOpcode();
if (Opc == ARM::ADJCALLSTACKDOWN || Opc == ARM::tADJCALLSTACKDOWN) {
- // Note: PredReg is operand 2 for ADJCALLSTACKDOWN.
- emitSPUpdate(MBB, I, -Amount, ARMCC::AL, 0, TII, dl);
+ emitSPUpdate(MBB, I, TII, dl, *this, -Amount);
} else {
- // Note: PredReg is operand 3 for ADJCALLSTACKUP.
assert(Opc == ARM::ADJCALLSTACKUP || Opc == ARM::tADJCALLSTACKUP);
- emitSPUpdate(MBB, I, Amount, ARMCC::AL, 0, TII, dl);
+ emitSPUpdate(MBB, I, TII, dl, *this, Amount);
}
}
}
emitThumbRegPlusImmInReg(MBB, II, TmpReg, FrameReg,
Offset, false, TII, *this, dl);
else {
- emitLoadConstPool(MBB, II, TmpReg, Offset, ARMCC::AL, 0, &TII, dl);
+ emitLoadConstPool(MBB, II, TmpReg, Offset, &TII, dl);
UseRR = true;
}
} else
emitThumbRegPlusImmInReg(MBB, II, TmpReg, FrameReg,
Offset, false, TII, *this, dl);
else {
- emitLoadConstPool(MBB, II, TmpReg, Offset, ARMCC::AL, 0, &TII, dl);
+ emitLoadConstPool(MBB, II, TmpReg, Offset, &TII, dl);
UseRR = true;
}
} else
int FramePtrSpillFI = 0;
if (VARegSaveSize)
- emitSPUpdate(MBB, MBBI, -VARegSaveSize, ARMCC::AL, 0, TII, dl);
+ emitSPUpdate(MBB, MBBI, TII, dl, *this, -VARegSaveSize);
if (!AFI->hasStackFrame()) {
if (NumBytes != 0)
- emitSPUpdate(MBB, MBBI, -NumBytes, ARMCC::AL, 0, TII, dl);
+ emitSPUpdate(MBB, MBBI, TII, dl, *this, -NumBytes);
return;
}
NumBytes = DPRCSOffset;
if (NumBytes) {
// Insert it after all the callee-save spills.
- emitSPUpdate(MBB, MBBI, -NumBytes, ARMCC::AL, 0, TII, dl);
+ emitSPUpdate(MBB, MBBI, TII, dl, *this, -NumBytes);
}
if (STI.isTargetELF() && hasFP(MF)) {
if (!AFI->hasStackFrame()) {
if (NumBytes != 0)
- emitSPUpdate(MBB, MBBI, NumBytes, ARMCC::AL, 0, TII, dl);
+ emitSPUpdate(MBB, MBBI, TII, dl, *this, NumBytes);
} else {
// Unwind MBBI to point to first LDR / FLDD.
const unsigned *CSRegs = getCalleeSavedRegs();
&MBB.front() != MBBI &&
prior(MBBI)->getOpcode() == ARM::tPOP) {
MachineBasicBlock::iterator PMBBI = prior(MBBI);
- emitSPUpdate(MBB, PMBBI, NumBytes, ARMCC::AL, 0, TII, dl);
+ emitSPUpdate(MBB, PMBBI, TII, dl, *this, NumBytes);
} else
- emitSPUpdate(MBB, MBBI, NumBytes, ARMCC::AL, 0, TII, dl);
+ emitSPUpdate(MBB, MBBI, TII, dl, *this, NumBytes);
}
}
// FIXME: Verify this is still ok when R3 is no longer being reserved.
BuildMI(MBB, MBBI, dl, TII.get(ARM::tPOP)).addReg(ARM::R3);
- emitSPUpdate(MBB, MBBI, VARegSaveSize, ARMCC::AL, 0, TII, dl);
+ emitSPUpdate(MBB, MBBI, TII, dl, *this, VARegSaveSize);
BuildMI(MBB, MBBI, dl, TII.get(ARM::tBX_RET_vararg)).addReg(ARM::R3);
MBB.erase(MBBI);