#include "ARMGenInstrInfo.inc"
#include "ARMMachineFunctionInfo.h"
#include "ARMRegisterInfo.h"
+#include "llvm/Constants.h"
+#include "llvm/Function.h"
+#include "llvm/GlobalValue.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/CodeGen/LiveVariables.h"
#include "llvm/CodeGen/MachineConstantPool.h"
return false;
}
+void ARMBaseInstrInfo::
+reMaterialize(MachineBasicBlock &MBB,
+ MachineBasicBlock::iterator I,
+ unsigned DestReg, unsigned SubIdx,
+ const MachineInstr *Orig) const {
+ DebugLoc dl = Orig->getDebugLoc();
+ unsigned Opcode = Orig->getOpcode();
+ switch (Opcode) {
+ default: {
+ MachineInstr *MI = MBB.getParent()->CloneMachineInstr(Orig);
+ MI->getOperand(0).setReg(DestReg);
+ MBB.insert(I, MI);
+ break;
+ }
+ case ARM::tLDRpci_pic:
+ case ARM::t2LDRpci_pic: {
+ MachineFunction &MF = *MBB.getParent();
+ ARMFunctionInfo *AFI = MF.getInfo<ARMFunctionInfo>();
+ MachineConstantPool *MCP = MF.getConstantPool();
+ unsigned CPI = Orig->getOperand(1).getIndex();
+ const MachineConstantPoolEntry &MCPE = MCP->getConstants()[CPI];
+ assert(MCPE.isMachineConstantPoolEntry() &&
+ "Expecting a machine constantpool entry!");
+ ARMConstantPoolValue *ACPV =
+ static_cast<ARMConstantPoolValue*>(MCPE.Val.MachineCPVal);
+ unsigned PCLabelId = AFI->createConstPoolEntryUId();
+ ARMConstantPoolValue *NewCPV = 0;
+ if (ACPV->isGlobalValue())
+ NewCPV = new ARMConstantPoolValue(ACPV->getGV(), PCLabelId,
+ ARMCP::CPValue, 4);
+ else if (ACPV->isExtSymbol())
+ NewCPV = new ARMConstantPoolValue(MF.getFunction()->getContext(),
+ ACPV->getSymbol(), PCLabelId, 4);
+ else if (ACPV->isBlockAddress())
+ NewCPV = new ARMConstantPoolValue(ACPV->getBlockAddress(), PCLabelId,
+ ARMCP::CPBlockAddress, 4);
+ else
+ llvm_unreachable("Unexpected ARM constantpool value type!!");
+ CPI = MCP->getConstantPoolIndex(NewCPV, MCPE.getAlignment());
+ MachineInstrBuilder MIB = BuildMI(MBB, I, Orig->getDebugLoc(), get(Opcode),
+ DestReg)
+ .addConstantPoolIndex(CPI).addImm(PCLabelId);
+ (*MIB).setMemRefs(Orig->memoperands_begin(), Orig->memoperands_end());
+ break;
+ }
+ }
+
+ MachineInstr *NewMI = prior(I);
+ NewMI->getOperand(0).setSubReg(SubIdx);
+}
+
bool ARMBaseInstrInfo::isIdentical(const MachineInstr *MI0,
const MachineInstr *MI1,
const MachineRegisterInfo *MRI) const {
const SmallVectorImpl<unsigned> &Ops,
MachineInstr* LoadMI) const;
+ virtual void reMaterialize(MachineBasicBlock &MBB,
+ MachineBasicBlock::iterator MI,
+ unsigned DestReg, unsigned SubIdx,
+ const MachineInstr *Orig) const;
+
virtual bool isIdentical(const MachineInstr *MI, const MachineInstr *Other,
const MachineRegisterInfo *MRI) const;
};
}
void ARMInstrInfo::
-reMaterialize(MachineBasicBlock &MBB,
- MachineBasicBlock::iterator I,
+reMaterialize(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
unsigned DestReg, unsigned SubIdx,
const MachineInstr *Orig) const {
DebugLoc dl = Orig->getDebugLoc();
unsigned Opcode = Orig->getOpcode();
switch (Opcode) {
- default: {
- MachineInstr *MI = MBB.getParent()->CloneMachineInstr(Orig);
- MI->getOperand(0).setReg(DestReg);
- MBB.insert(I, MI);
+ default:
break;
- }
- case ARM::MOVi2pieces:
+ case ARM::MOVi2pieces: {
RI.emitLoadConstPool(MBB, I, dl,
DestReg, SubIdx,
Orig->getOperand(1).getImm(),
(ARMCC::CondCodes)Orig->getOperand(2).getImm(),
Orig->getOperand(3).getReg());
- break;
+ MachineInstr *NewMI = prior(I);
+ NewMI->getOperand(0).setSubReg(SubIdx);
+ return;
+ }
}
- MachineInstr *NewMI = prior(I);
- NewMI->getOperand(0).setSubReg(SubIdx);
+ return ARMBaseInstrInfo::reMaterialize(MBB, I, DestReg, SubIdx, Orig);
}
#include "Thumb1InstrInfo.h"
#include "ARM.h"
-#include "ARMConstantPoolValue.h"
#include "ARMGenInstrInfo.inc"
#include "ARMMachineFunctionInfo.h"
-#include "llvm/Constants.h"
-#include "llvm/Function.h"
-#include "llvm/GlobalValue.h"
-#include "llvm/CodeGen/MachineConstantPool.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineMemOperand.h"
return NewMI;
}
-
-void Thumb1InstrInfo::reMaterialize(MachineBasicBlock &MBB,
- MachineBasicBlock::iterator I,
- unsigned DestReg, unsigned SubIdx,
- const MachineInstr *Orig) const {
- DebugLoc dl = Orig->getDebugLoc();
- unsigned Opcode = Orig->getOpcode();
- switch (Opcode) {
- default: {
- MachineInstr *MI = MBB.getParent()->CloneMachineInstr(Orig);
- MI->getOperand(0).setReg(DestReg);
- MBB.insert(I, MI);
- break;
- }
- case ARM::tLDRpci_pic: {
- MachineFunction &MF = *MBB.getParent();
- ARMFunctionInfo *AFI = MF.getInfo<ARMFunctionInfo>();
- MachineConstantPool *MCP = MF.getConstantPool();
- unsigned CPI = Orig->getOperand(1).getIndex();
- const MachineConstantPoolEntry &MCPE = MCP->getConstants()[CPI];
- assert(MCPE.isMachineConstantPoolEntry() &&
- "Expecting a machine constantpool entry!");
- ARMConstantPoolValue *ACPV =
- static_cast<ARMConstantPoolValue*>(MCPE.Val.MachineCPVal);
- unsigned PCLabelId = AFI->createConstPoolEntryUId();
- ARMConstantPoolValue *NewCPV = 0;
- if (ACPV->isGlobalValue())
- NewCPV = new ARMConstantPoolValue(ACPV->getGV(), PCLabelId,
- ARMCP::CPValue, 4);
- else if (ACPV->isExtSymbol())
- NewCPV = new ARMConstantPoolValue(MF.getFunction()->getContext(),
- ACPV->getSymbol(), PCLabelId, 4);
- else if (ACPV->isBlockAddress())
- NewCPV = new ARMConstantPoolValue(ACPV->getBlockAddress(), PCLabelId,
- ARMCP::CPBlockAddress, 4);
- else
- llvm_unreachable("Unexpected ARM constantpool value type!!");
- CPI = MCP->getConstantPoolIndex(NewCPV, MCPE.getAlignment());
- MachineInstrBuilder MIB = BuildMI(MBB, I, Orig->getDebugLoc(), get(Opcode),
- DestReg)
- .addConstantPoolIndex(CPI).addImm(PCLabelId);
- (*MIB).setMemRefs(Orig->memoperands_begin(), Orig->memoperands_end());
- break;
- }
- }
-
- MachineInstr *NewMI = prior(I);
- NewMI->getOperand(0).setSubReg(SubIdx);
-}
-
MachineInstr* LoadMI) const {
return 0;
}
-
- void reMaterialize(MachineBasicBlock &MBB, MachineBasicBlock::iterator MI,
- unsigned DestReg, unsigned SubIdx,
- const MachineInstr *Orig) const;
};
}
#include "ARMAddressingModes.h"
#include "ARMGenInstrInfo.inc"
#include "ARMMachineFunctionInfo.h"
-#include "llvm/Constants.h"
-#include "llvm/Function.h"
-#include "llvm/GlobalValue.h"
-#include "llvm/CodeGen/MachineConstantPool.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineMemOperand.h"
ARMBaseInstrInfo::loadRegFromStackSlot(MBB, I, DestReg, FI, RC);
}
-void Thumb2InstrInfo::reMaterialize(MachineBasicBlock &MBB,
- MachineBasicBlock::iterator I,
- unsigned DestReg, unsigned SubIdx,
- const MachineInstr *Orig) const {
- DebugLoc dl = Orig->getDebugLoc();
- unsigned Opcode = Orig->getOpcode();
- switch (Opcode) {
- default: {
- MachineInstr *MI = MBB.getParent()->CloneMachineInstr(Orig);
- MI->getOperand(0).setReg(DestReg);
- MBB.insert(I, MI);
- break;
- }
- case ARM::t2LDRpci_pic: {
- MachineFunction &MF = *MBB.getParent();
- ARMFunctionInfo *AFI = MF.getInfo<ARMFunctionInfo>();
- MachineConstantPool *MCP = MF.getConstantPool();
- unsigned CPI = Orig->getOperand(1).getIndex();
- const MachineConstantPoolEntry &MCPE = MCP->getConstants()[CPI];
- assert(MCPE.isMachineConstantPoolEntry() &&
- "Expecting a machine constantpool entry!");
- ARMConstantPoolValue *ACPV =
- static_cast<ARMConstantPoolValue*>(MCPE.Val.MachineCPVal);
- unsigned PCLabelId = AFI->createConstPoolEntryUId();
- ARMConstantPoolValue *NewCPV = 0;
- if (ACPV->isGlobalValue())
- NewCPV = new ARMConstantPoolValue(ACPV->getGV(), PCLabelId,
- ARMCP::CPValue, 4);
- else if (ACPV->isExtSymbol())
- NewCPV = new ARMConstantPoolValue(MF.getFunction()->getContext(),
- ACPV->getSymbol(), PCLabelId, 4);
- else if (ACPV->isBlockAddress())
- NewCPV = new ARMConstantPoolValue(ACPV->getBlockAddress(), PCLabelId,
- ARMCP::CPBlockAddress, 4);
- else
- llvm_unreachable("Unexpected ARM constantpool value type!!");
- CPI = MCP->getConstantPoolIndex(NewCPV, MCPE.getAlignment());
- MachineInstrBuilder MIB = BuildMI(MBB, I, Orig->getDebugLoc(), get(Opcode),
- DestReg)
- .addConstantPoolIndex(CPI).addImm(PCLabelId);
- (*MIB).setMemRefs(Orig->memoperands_begin(), Orig->memoperands_end());
- break;
- }
- }
-
- MachineInstr *NewMI = prior(I);
- NewMI->getOperand(0).setSubReg(SubIdx);
-}
-
void llvm::emitT2RegPlusImmediate(MachineBasicBlock &MBB,
MachineBasicBlock::iterator &MBBI, DebugLoc dl,
unsigned DestReg, unsigned BaseReg, int NumBytes,
unsigned DestReg, int FrameIndex,
const TargetRegisterClass *RC) const;
- void reMaterialize(MachineBasicBlock &MBB, MachineBasicBlock::iterator MI,
- unsigned DestReg, unsigned SubIdx,
- const MachineInstr *Orig) const;
-
/// getRegisterInfo - TargetInstrInfo is a superset of MRegister info. As
/// such, whenever a client has an instance of instruction info, it should
/// always be able to get register info as well (through this method).