llvm-for-llvmta/include/llvm/MC/MCDisassembler/MCRelocationInfo.h

45 lines
1.6 KiB
C++

//===- llvm/MC/MCRelocationInfo.h -------------------------------*- 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 declares the MCRelocationInfo class, which provides methods to
// create MCExprs from relocations, either found in an object::ObjectFile
// (object::RelocationRef), or provided through the C API.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_MC_MCDISASSEMBLER_MCRELOCATIONINFO_H
#define LLVM_MC_MCDISASSEMBLER_MCRELOCATIONINFO_H
namespace llvm {
class MCContext;
class MCExpr;
/// Create MCExprs from relocations found in an object file.
class MCRelocationInfo {
protected:
MCContext &Ctx;
public:
MCRelocationInfo(MCContext &Ctx);
MCRelocationInfo(const MCRelocationInfo &) = delete;
MCRelocationInfo &operator=(const MCRelocationInfo &) = delete;
virtual ~MCRelocationInfo();
/// Create an MCExpr for the target-specific \p VariantKind.
/// The VariantKinds are defined in llvm-c/Disassembler.h.
/// Used by MCExternalSymbolizer.
/// \returns If possible, an MCExpr corresponding to VariantKind, else 0.
virtual const MCExpr *createExprForCAPIVariantKind(const MCExpr *SubExpr,
unsigned VariantKind);
};
} // end namespace llvm
#endif // LLVM_MC_MCDISASSEMBLER_MCRELOCATIONINFO_H