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//===-- ARMMCInstLower.cpp - Convert ARM MachineInstr to an MCInst --------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains code to lower ARM MachineInstrs to their corresponding
// MCInst records.
//
//===----------------------------------------------------------------------===//
#include "ARMMCInstLower.h"
//#include "ARMMCAsmInfo.h"
//#include "llvm/CodeGen/MachineModuleInfoImpls.h"
#include "llvm/CodeGen/MachineInstr.h"
//#include "llvm/MC/MCContext.h"
//#include "llvm/MC/MCExpr.h"
#include "llvm/MC/MCInst.h"
//#include "llvm/MC/MCStreamer.h"
//#include "llvm/Support/FormattedStream.h"
//#include "llvm/Support/Mangler.h"
//#include "llvm/ADT/SmallString.h"
using namespace llvm;
#if 0
const ARMSubtarget &ARMMCInstLower::getSubtarget() const {
return AsmPrinter.getSubtarget();
}
MachineModuleInfoMachO &ARMMCInstLower::getMachOMMI() const {
assert(getSubtarget().isTargetDarwin() &&"Can only get MachO info on darwin");
return AsmPrinter.MMI->getObjFileInfo<MachineModuleInfoMachO>();
}
#endif
void ARMMCInstLower::Lower(const MachineInstr *MI, MCInst &OutMI) const {
OutMI.setOpcode(MI->getOpcode());
for (unsigned i = 0, e = MI->getNumOperands(); i != e; ++i) {
const MachineOperand &MO = MI->getOperand(i);
MCOperand MCOp;
switch (MO.getType()) {
default:
MI->dump();
assert(0 && "unknown operand type");
case MachineOperand::MO_Register:
MCOp = MCOperand::CreateReg(MO.getReg());
break;
case MachineOperand::MO_Immediate:
MCOp = MCOperand::CreateImm(MO.getImm());
break;
#if 0
case MachineOperand::MO_MachineBasicBlock:
MCOp = MCOperand::CreateExpr(MCSymbolRefExpr::Create(
AsmPrinter.GetMBBSymbol(MO.getMBB()->getNumber()), Ctx));
break;
case MachineOperand::MO_GlobalAddress:
MCOp = LowerSymbolOperand(MO, GetGlobalAddressSymbol(MO));
break;
case MachineOperand::MO_ExternalSymbol:
MCOp = LowerSymbolOperand(MO, GetExternalSymbolSymbol(MO));
break;
case MachineOperand::MO_JumpTableIndex:
MCOp = LowerSymbolOperand(MO, GetJumpTableSymbol(MO));
break;
case MachineOperand::MO_ConstantPoolIndex:
MCOp = LowerSymbolOperand(MO, GetConstantPoolIndexSymbol(MO));
break;
#endif
}
OutMI.addOperand(MCOp);
}
}
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