#include "llvm/ADT/STLExtras.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/Support/CommandLine.h"
+#include "llvm/Support/ErrorHandling.h"
+#include "llvm/Support/raw_ostream.h"
#include "llvm/Target/TargetAsmInfo.h"
using namespace llvm;
// not cause any bug. If we need other uses of CR bits, the following
// code may be invalid.
unsigned Reg = 0;
- if (SrcReg >= PPC::CR0LT || SrcReg <= PPC::CR0UN)
+ if (SrcReg == PPC::CR0LT || SrcReg == PPC::CR0GT ||
+ SrcReg == PPC::CR0EQ || SrcReg == PPC::CR0UN)
Reg = PPC::CR0;
- else if (SrcReg >= PPC::CR1LT || SrcReg <= PPC::CR1UN)
+ else if (SrcReg == PPC::CR1LT || SrcReg == PPC::CR1GT ||
+ SrcReg == PPC::CR1EQ || SrcReg == PPC::CR1UN)
Reg = PPC::CR1;
- else if (SrcReg >= PPC::CR2LT || SrcReg <= PPC::CR2UN)
+ else if (SrcReg == PPC::CR2LT || SrcReg == PPC::CR2GT ||
+ SrcReg == PPC::CR2EQ || SrcReg == PPC::CR2UN)
Reg = PPC::CR2;
- else if (SrcReg >= PPC::CR3LT || SrcReg <= PPC::CR3UN)
+ else if (SrcReg == PPC::CR3LT || SrcReg == PPC::CR3GT ||
+ SrcReg == PPC::CR3EQ || SrcReg == PPC::CR3UN)
Reg = PPC::CR3;
- else if (SrcReg >= PPC::CR4LT || SrcReg <= PPC::CR4UN)
+ else if (SrcReg == PPC::CR4LT || SrcReg == PPC::CR4GT ||
+ SrcReg == PPC::CR4EQ || SrcReg == PPC::CR4UN)
Reg = PPC::CR4;
- else if (SrcReg >= PPC::CR5LT || SrcReg <= PPC::CR5UN)
+ else if (SrcReg == PPC::CR5LT || SrcReg == PPC::CR5GT ||
+ SrcReg == PPC::CR5EQ || SrcReg == PPC::CR5UN)
Reg = PPC::CR5;
- else if (SrcReg >= PPC::CR6LT || SrcReg <= PPC::CR6UN)
+ else if (SrcReg == PPC::CR6LT || SrcReg == PPC::CR6GT ||
+ SrcReg == PPC::CR6EQ || SrcReg == PPC::CR6UN)
Reg = PPC::CR6;
- else if (SrcReg >= PPC::CR7LT || SrcReg <= PPC::CR7UN)
+ else if (SrcReg == PPC::CR7LT || SrcReg == PPC::CR7GT ||
+ SrcReg == PPC::CR7EQ || SrcReg == PPC::CR7UN)
Reg = PPC::CR7;
return StoreRegToStackSlot(MF, Reg, isKill, FrameIdx,
.addReg(PPC::R0)
.addReg(PPC::R0));
} else {
- assert(0 && "Unknown regclass!");
- abort();
+ llvm_unreachable("Unknown regclass!");
}
return false;
MBB.insert(MI, NewMIs[i]);
}
-void PPCInstrInfo::storeRegToAddr(MachineFunction &MF, unsigned SrcReg,
- bool isKill,
- SmallVectorImpl<MachineOperand> &Addr,
- const TargetRegisterClass *RC,
- SmallVectorImpl<MachineInstr*> &NewMIs) const{
- if (Addr[0].isFI()) {
- if (StoreRegToStackSlot(MF, SrcReg, isKill,
- Addr[0].getIndex(), RC, NewMIs)) {
- PPCFunctionInfo *FuncInfo = MF.getInfo<PPCFunctionInfo>();
- FuncInfo->setSpillsCR();
- }
-
- return;
- }
-
- DebugLoc DL = DebugLoc::getUnknownLoc();
- unsigned Opc = 0;
- if (RC == PPC::GPRCRegisterClass) {
- Opc = PPC::STW;
- } else if (RC == PPC::G8RCRegisterClass) {
- Opc = PPC::STD;
- } else if (RC == PPC::F8RCRegisterClass) {
- Opc = PPC::STFD;
- } else if (RC == PPC::F4RCRegisterClass) {
- Opc = PPC::STFS;
- } else if (RC == PPC::VRRCRegisterClass) {
- Opc = PPC::STVX;
- } else {
- assert(0 && "Unknown regclass!");
- abort();
- }
- MachineInstrBuilder MIB = BuildMI(MF, DL, get(Opc))
- .addReg(SrcReg, getKillRegState(isKill));
- for (unsigned i = 0, e = Addr.size(); i != e; ++i)
- MIB.addOperand(Addr[i]);
- NewMIs.push_back(MIB);
- return;
-}
-
void
PPCInstrInfo::LoadRegFromStackSlot(MachineFunction &MF, DebugLoc DL,
unsigned DestReg, int FrameIdx,
} else if (RC == PPC::CRBITRCRegisterClass) {
unsigned Reg = 0;
- if (DestReg >= PPC::CR0LT || DestReg <= PPC::CR0UN)
+ if (DestReg == PPC::CR0LT || DestReg == PPC::CR0GT ||
+ DestReg == PPC::CR0EQ || DestReg == PPC::CR0UN)
Reg = PPC::CR0;
- else if (DestReg >= PPC::CR1LT || DestReg <= PPC::CR1UN)
+ else if (DestReg == PPC::CR1LT || DestReg == PPC::CR1GT ||
+ DestReg == PPC::CR1EQ || DestReg == PPC::CR1UN)
Reg = PPC::CR1;
- else if (DestReg >= PPC::CR2LT || DestReg <= PPC::CR2UN)
+ else if (DestReg == PPC::CR2LT || DestReg == PPC::CR2GT ||
+ DestReg == PPC::CR2EQ || DestReg == PPC::CR2UN)
Reg = PPC::CR2;
- else if (DestReg >= PPC::CR3LT || DestReg <= PPC::CR3UN)
+ else if (DestReg == PPC::CR3LT || DestReg == PPC::CR3GT ||
+ DestReg == PPC::CR3EQ || DestReg == PPC::CR3UN)
Reg = PPC::CR3;
- else if (DestReg >= PPC::CR4LT || DestReg <= PPC::CR4UN)
+ else if (DestReg == PPC::CR4LT || DestReg == PPC::CR4GT ||
+ DestReg == PPC::CR4EQ || DestReg == PPC::CR4UN)
Reg = PPC::CR4;
- else if (DestReg >= PPC::CR5LT || DestReg <= PPC::CR5UN)
+ else if (DestReg == PPC::CR5LT || DestReg == PPC::CR5GT ||
+ DestReg == PPC::CR5EQ || DestReg == PPC::CR5UN)
Reg = PPC::CR5;
- else if (DestReg >= PPC::CR6LT || DestReg <= PPC::CR6UN)
+ else if (DestReg == PPC::CR6LT || DestReg == PPC::CR6GT ||
+ DestReg == PPC::CR6EQ || DestReg == PPC::CR6UN)
Reg = PPC::CR6;
- else if (DestReg >= PPC::CR7LT || DestReg <= PPC::CR7UN)
+ else if (DestReg == PPC::CR7LT || DestReg == PPC::CR7GT ||
+ DestReg == PPC::CR7EQ || DestReg == PPC::CR7UN)
Reg = PPC::CR7;
return LoadRegFromStackSlot(MF, DL, Reg, FrameIdx,
NewMIs.push_back(BuildMI(MF, DL, get(PPC::LVX),DestReg).addReg(PPC::R0)
.addReg(PPC::R0));
} else {
- assert(0 && "Unknown regclass!");
- abort();
+ llvm_unreachable("Unknown regclass!");
}
}
MBB.insert(MI, NewMIs[i]);
}
-void PPCInstrInfo::loadRegFromAddr(MachineFunction &MF, unsigned DestReg,
- SmallVectorImpl<MachineOperand> &Addr,
- const TargetRegisterClass *RC,
- SmallVectorImpl<MachineInstr*> &NewMIs)const{
- if (Addr[0].isFI()) {
- LoadRegFromStackSlot(MF, DebugLoc::getUnknownLoc(),
- DestReg, Addr[0].getIndex(), RC, NewMIs);
- return;
- }
-
- unsigned Opc = 0;
- if (RC == PPC::GPRCRegisterClass) {
- assert(DestReg != PPC::LR && "Can't handle this yet!");
- Opc = PPC::LWZ;
- } else if (RC == PPC::G8RCRegisterClass) {
- assert(DestReg != PPC::LR8 && "Can't handle this yet!");
- Opc = PPC::LD;
- } else if (RC == PPC::F8RCRegisterClass) {
- Opc = PPC::LFD;
- } else if (RC == PPC::F4RCRegisterClass) {
- Opc = PPC::LFS;
- } else if (RC == PPC::VRRCRegisterClass) {
- Opc = PPC::LVX;
- } else {
- assert(0 && "Unknown regclass!");
- abort();
- }
- DebugLoc DL = DebugLoc::getUnknownLoc();
- MachineInstrBuilder MIB = BuildMI(MF, DL, get(Opc), DestReg);
- for (unsigned i = 0, e = Addr.size(); i != e; ++i)
- MIB.addOperand(Addr[i]);
- NewMIs.push_back(MIB);
- return;
-}
-
/// foldMemoryOperand - PowerPC (like most RISC's) can only fold spills into
/// copy instructions, turning them into load/store instructions.
MachineInstr *PPCInstrInfo::foldMemoryOperandImpl(MachineFunction &MF,
if (OpNum == 0) { // move -> store
unsigned InReg = MI->getOperand(1).getReg();
bool isKill = MI->getOperand(1).isKill();
+ bool isUndef = MI->getOperand(1).isUndef();
NewMI = addFrameReference(BuildMI(MF, MI->getDebugLoc(), get(PPC::STW))
- .addReg(InReg, getKillRegState(isKill)),
+ .addReg(InReg,
+ getKillRegState(isKill) |
+ getUndefRegState(isUndef)),
FrameIndex);
} else { // move -> load
unsigned OutReg = MI->getOperand(0).getReg();
bool isDead = MI->getOperand(0).isDead();
+ bool isUndef = MI->getOperand(0).isUndef();
NewMI = addFrameReference(BuildMI(MF, MI->getDebugLoc(), get(PPC::LWZ))
.addReg(OutReg,
RegState::Define |
- getDeadRegState(isDead)),
+ getDeadRegState(isDead) |
+ getUndefRegState(isUndef)),
FrameIndex);
}
} else if ((Opc == PPC::OR8 &&
if (OpNum == 0) { // move -> store
unsigned InReg = MI->getOperand(1).getReg();
bool isKill = MI->getOperand(1).isKill();
+ bool isUndef = MI->getOperand(1).isUndef();
NewMI = addFrameReference(BuildMI(MF, MI->getDebugLoc(), get(PPC::STD))
- .addReg(InReg, getKillRegState(isKill)),
+ .addReg(InReg,
+ getKillRegState(isKill) |
+ getUndefRegState(isUndef)),
FrameIndex);
} else { // move -> load
unsigned OutReg = MI->getOperand(0).getReg();
bool isDead = MI->getOperand(0).isDead();
+ bool isUndef = MI->getOperand(0).isUndef();
NewMI = addFrameReference(BuildMI(MF, MI->getDebugLoc(), get(PPC::LD))
.addReg(OutReg,
RegState::Define |
- getDeadRegState(isDead)),
+ getDeadRegState(isDead) |
+ getUndefRegState(isUndef)),
FrameIndex);
}
} else if (Opc == PPC::FMRD) {
if (OpNum == 0) { // move -> store
unsigned InReg = MI->getOperand(1).getReg();
bool isKill = MI->getOperand(1).isKill();
+ bool isUndef = MI->getOperand(1).isUndef();
NewMI = addFrameReference(BuildMI(MF, MI->getDebugLoc(), get(PPC::STFD))
- .addReg(InReg, getKillRegState(isKill)),
+ .addReg(InReg,
+ getKillRegState(isKill) |
+ getUndefRegState(isUndef)),
FrameIndex);
} else { // move -> load
unsigned OutReg = MI->getOperand(0).getReg();
bool isDead = MI->getOperand(0).isDead();
+ bool isUndef = MI->getOperand(0).isUndef();
NewMI = addFrameReference(BuildMI(MF, MI->getDebugLoc(), get(PPC::LFD))
.addReg(OutReg,
RegState::Define |
- getDeadRegState(isDead)),
+ getDeadRegState(isDead) |
+ getUndefRegState(isUndef)),
FrameIndex);
}
} else if (Opc == PPC::FMRS) {
if (OpNum == 0) { // move -> store
unsigned InReg = MI->getOperand(1).getReg();
bool isKill = MI->getOperand(1).isKill();
+ bool isUndef = MI->getOperand(1).isUndef();
NewMI = addFrameReference(BuildMI(MF, MI->getDebugLoc(), get(PPC::STFS))
- .addReg(InReg, getKillRegState(isKill)),
+ .addReg(InReg,
+ getKillRegState(isKill) |
+ getUndefRegState(isUndef)),
FrameIndex);
} else { // move -> load
unsigned OutReg = MI->getOperand(0).getReg();
bool isDead = MI->getOperand(0).isDead();
+ bool isUndef = MI->getOperand(0).isUndef();
NewMI = addFrameReference(BuildMI(MF, MI->getDebugLoc(), get(PPC::LFS))
.addReg(OutReg,
RegState::Define |
- getDeadRegState(isDead)),
+ getDeadRegState(isDead) |
+ getUndefRegState(isUndef)),
FrameIndex);
}
}
case PPC::INLINEASM: { // Inline Asm: Variable size.
const MachineFunction *MF = MI->getParent()->getParent();
const char *AsmStr = MI->getOperand(0).getSymbolName();
- return MF->getTarget().getTargetAsmInfo()->getInlineAsmLength(AsmStr);
+ return getInlineAsmLength(AsmStr, *MF->getTarget().getTargetAsmInfo());
}
case PPC::DBG_LABEL:
case PPC::EH_LABEL:
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