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Replace copyRegToReg with copyPhysReg for XCore.

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llvm-svn: 108087
This commit is contained in:
Jakob Stoklund Olesen 2010-07-11 07:56:13 +00:00
parent b8af51cebf
commit 8b636d6456
2 changed files with 23 additions and 31 deletions
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44
lib/Target/XCore/XCoreInstrInfo.cpp
View File

@ -356,37 +356,31 @@ XCoreInstrInfo::RemoveBranch(MachineBasicBlock &MBB) const {
return 2;
}
bool XCoreInstrInfo::copyRegToReg(MachineBasicBlock &MBB,
MachineBasicBlock::iterator I,
unsigned DestReg, unsigned SrcReg,
const TargetRegisterClass *DestRC,
const TargetRegisterClass *SrcRC,
DebugLoc DL) const {
void XCoreInstrInfo::copyPhysReg(MachineBasicBlock &MBB,
MachineBasicBlock::iterator I, DebugLoc DL,
unsigned DestReg, unsigned SrcReg,
bool KillSrc) const {
bool GRDest = XCore::GRRegsRegClass.contains(DestReg);
bool GRSrc = XCore::GRRegsRegClass.contains(SrcReg);
if (DestRC == SrcRC) {
if (DestRC == XCore::GRRegsRegisterClass) {
BuildMI(MBB, I, DL, get(XCore::ADD_2rus), DestReg)
.addReg(SrcReg)
.addImm(0);
return true;
} else {
return false;
}
if (GRDest && GRSrc) {
BuildMI(MBB, I, DL, get(XCore::ADD_2rus), DestReg)
.addReg(SrcReg, getKillRegState(KillSrc))
.addImm(0);
return;
}
if (SrcRC == XCore::RRegsRegisterClass && SrcReg == XCore::SP &&
DestRC == XCore::GRRegsRegisterClass) {
BuildMI(MBB, I, DL, get(XCore::LDAWSP_ru6), DestReg)
.addImm(0);
return true;
if (GRDest && SrcReg == XCore::SP) {
BuildMI(MBB, I, DL, get(XCore::LDAWSP_ru6), DestReg).addImm(0);
return;
}
if (DestRC == XCore::RRegsRegisterClass && DestReg == XCore::SP &&
SrcRC == XCore::GRRegsRegisterClass) {
if (DestReg == XCore::SP && GRSrc) {
BuildMI(MBB, I, DL, get(XCore::SETSP_1r))
.addReg(SrcReg);
return true;
.addReg(SrcReg, getKillRegState(KillSrc));
return;
}
return false;
llvm_unreachable("Impossible reg-to-reg copy");
}
void XCoreInstrInfo::storeRegToStackSlot(MachineBasicBlock &MBB,

10
lib/Target/XCore/XCoreInstrInfo.h
View File

@ -64,12 +64,10 @@ public:
virtual unsigned RemoveBranch(MachineBasicBlock &MBB) const;
virtual bool copyRegToReg(MachineBasicBlock &MBB,
MachineBasicBlock::iterator I,
unsigned DestReg, unsigned SrcReg,
const TargetRegisterClass *DestRC,
const TargetRegisterClass *SrcRC,
DebugLoc DL) const;
virtual void copyPhysReg(MachineBasicBlock &MBB,
MachineBasicBlock::iterator I, DebugLoc DL,
unsigned DestReg, unsigned SrcReg,
bool KillSrc) const;
virtual void storeRegToStackSlot(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MI,