forked from OSchip/llvm-project
67 lines
2.1 KiB
C++
67 lines
2.1 KiB
C++
|
//===-- MSP430MCInstLower.cpp - Convert MSP430 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 MSP430 MachineInstrs to their corresponding
|
||
|
|
// MCInst records.
|
||
|
|
//
|
||
|
|
//===----------------------------------------------------------------------===//
|
||
|
|
|
||
|
|
#include "MSP430MCInstLower.h"
|
||
|
|
#include "llvm/CodeGen/MachineInstr.h"
|
||
|
|
#include "llvm/MC/MCAsmInfo.h"
|
||
|
|
#include "llvm/MC/MCContext.h"
|
||
|
|
#include "llvm/MC/MCExpr.h"
|
||
|
|
#include "llvm/MC/MCInst.h"
|
||
|
|
#include "llvm/Support/raw_ostream.h"
|
||
|
|
#include "llvm/Support/Mangler.h"
|
||
|
|
#include "llvm/ADT/SmallString.h"
|
||
|
|
using namespace llvm;
|
||
|
|
|
||
|
|
void MSP430MCInstLower::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);
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|