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//===-- llvm/MC/MCInstBuilder.h - Simplify creation of MCInsts --*- C++ -*-===//
//
// 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 file contains the MCInstBuilder class for convenient creation of
// MCInsts.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_MC_MCINSTBUILDER_H
#define LLVM_MC_MCINSTBUILDER_H
#include "llvm/MC/MCInst.h"
namespace llvm {
class MCInstBuilder {
MCInst Inst;
public:
/// Create a new MCInstBuilder for an MCInst with a specific opcode.
MCInstBuilder(unsigned Opcode) {
Inst.setOpcode(Opcode);
}
/// Add a new register operand.
MCInstBuilder &addReg(unsigned Reg) {
Inst.addOperand(MCOperand::createReg(Reg));
return *this;
}
/// Add a new integer immediate operand.
MCInstBuilder &addImm(int64_t Val) {
Inst.addOperand(MCOperand::createImm(Val));
return *this;
}
/// Add a new floating point immediate operand.
MCInstBuilder &addFPImm(double Val) {
Inst.addOperand(MCOperand::createFPImm(Val));
return *this;
}
/// Add a new MCExpr operand.
MCInstBuilder &addExpr(const MCExpr *Val) {
Inst.addOperand(MCOperand::createExpr(Val));
return *this;
}
/// Add a new MCInst operand.
MCInstBuilder &addInst(const MCInst *Val) {
Inst.addOperand(MCOperand::createInst(Val));
return *this;
}
/// Add an operand.
MCInstBuilder &addOperand(const MCOperand &Op) {
Inst.addOperand(Op);
return *this;
}
operator MCInst&() {
return Inst;
}
};
} // end namespace llvm
#endif
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