llvm/llvm/include/llvm/MC/MCValue.h

//===-- llvm/MC/MCValue.h - MCValue class -----------------------*- 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 declaration of the MCValue class.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_MC_MCVALUE_H
#define LLVM_MC_MCVALUE_H

#include "llvm/MC/MCExpr.h"
#include "llvm/Support/DataTypes.h"

namespace llvm {
class raw_ostream;

/// This represents an "assembler immediate".
///
///  In its most general form, this can hold ":Kind:(SymbolA - SymbolB +
///  imm64)".  Not all targets supports relocations of this general form, but we
///  need to represent this anyway.
///
/// In general both SymbolA and SymbolB will also have a modifier
/// analogous to the top-level Kind. Current targets are not expected
/// to make use of both though. The choice comes down to whether
/// relocation modifiers apply to the closest symbol or the whole
/// expression.
///
/// Note that this class must remain a simple POD value class, because we need
/// it to live in unions etc.
class MCValue { … };

} // end namespace llvm

#endif