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//===-- llvm/MC/MCValue.h - MCValue class -----------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains the declaration of the MCValue class.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_MC_MCVALUE_H
#define LLVM_MC_MCVALUE_H
#include "llvm/Support/DataTypes.h"
namespace llvm {
class MCSymbol;
/// MCValue - This represents an "assembler immediate". In its most general
/// form, this can hold "SymbolA - SymbolB + imm64". Not all targets supports
/// relocations of this general form, but we need to represent this anyway.
///
/// Note that this class must remain a simple POD value class, because we need
/// it to live in unions etc.
class MCValue {
MCSymbol *SymA, *SymB;
int64_t Cst;
public:
int64_t getCst() const { return Cst; }
MCSymbol *getSymA() const { return SymA; }
MCSymbol *getSymB() const { return SymB; }
static MCValue get(MCSymbol *SymA, MCSymbol *SymB = 0, int64_t Val = 0) {
MCValue R;
R.Cst = Val;
R.SymA = SymA;
R.SymB = SymB;
return R;
}
static MCValue get(int64_t Val) {
MCValue R;
R.Cst = Val;
R.SymA = 0;
R.SymB = 0;
return R;
}
};
} // end namespace llvm
#endif
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