64 lines
2.0 KiB
C++
64 lines
2.0 KiB
C++
//===- LoongArchInstPrinter.cpp - Convert LoongArch MCInst to asm syntax --===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This class prints an LoongArch MCInst to a .s file.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "LoongArchInstPrinter.h"
|
|
#include "LoongArchBaseInfo.h"
|
|
#include "llvm/MC/MCAsmInfo.h"
|
|
#include "llvm/MC/MCInst.h"
|
|
#include "llvm/MC/MCRegisterInfo.h"
|
|
#include "llvm/MC/MCSubtargetInfo.h"
|
|
#include "llvm/MC/MCSymbol.h"
|
|
using namespace llvm;
|
|
|
|
#define DEBUG_TYPE "loongarch-asm-printer"
|
|
|
|
// Include the auto-generated portion of the assembly writer.
|
|
#define PRINT_ALIAS_INSTR
|
|
#include "LoongArchGenAsmWriter.inc"
|
|
|
|
void LoongArchInstPrinter::printInst(const MCInst *MI, uint64_t Address,
|
|
StringRef Annot,
|
|
const MCSubtargetInfo &STI,
|
|
raw_ostream &O) {
|
|
if (!printAliasInstr(MI, Address, STI, O))
|
|
printInstruction(MI, Address, STI, O);
|
|
printAnnotation(O, Annot);
|
|
}
|
|
|
|
void LoongArchInstPrinter::printRegName(raw_ostream &O, unsigned RegNo) const {
|
|
O << '$' << getRegisterName(RegNo);
|
|
}
|
|
|
|
void LoongArchInstPrinter::printOperand(const MCInst *MI, unsigned OpNo,
|
|
const MCSubtargetInfo &STI,
|
|
raw_ostream &O) {
|
|
const MCOperand &MO = MI->getOperand(OpNo);
|
|
|
|
if (MO.isReg()) {
|
|
printRegName(O, MO.getReg());
|
|
return;
|
|
}
|
|
|
|
if (MO.isImm()) {
|
|
O << MO.getImm();
|
|
return;
|
|
}
|
|
|
|
assert(MO.isExpr() && "Unknown operand kind in printOperand");
|
|
MO.getExpr()->print(O, &MAI);
|
|
}
|
|
|
|
const char *LoongArchInstPrinter::getRegisterName(unsigned RegNo) {
|
|
// Default print reg alias name
|
|
return getRegisterName(RegNo, LoongArch::RegAliasName);
|
|
}
|