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56 lines
1.7 KiB
C++
56 lines
1.7 KiB
C++
//==-- llvm/MC/MCRelocationInfo.h --------------------------------*- C++ -*-==//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file declares the MCRelocationInfo class, which provides methods to
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// create MCExprs from relocations, either found in an object::ObjectFile
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// (object::RelocationRef), or provided through the C API.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_MC_MCRELOCATIONINFO_H
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#define LLVM_MC_MCRELOCATIONINFO_H
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#include "llvm/Support/Compiler.h"
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namespace llvm {
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namespace object {
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class RelocationRef;
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}
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class MCExpr;
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class MCContext;
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/// \brief Create MCExprs from relocations found in an object file.
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class MCRelocationInfo {
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MCRelocationInfo(const MCRelocationInfo &) = delete;
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void operator=(const MCRelocationInfo &) = delete;
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protected:
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MCContext &Ctx;
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public:
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MCRelocationInfo(MCContext &Ctx);
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virtual ~MCRelocationInfo();
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/// \brief Create an MCExpr for the relocation \p Rel.
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/// \returns If possible, an MCExpr corresponding to Rel, else 0.
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virtual const MCExpr *createExprForRelocation(object::RelocationRef Rel);
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/// \brief Create an MCExpr for the target-specific \p VariantKind.
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/// The VariantKinds are defined in llvm-c/Disassembler.h.
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/// Used by MCExternalSymbolizer.
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/// \returns If possible, an MCExpr corresponding to VariantKind, else 0.
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virtual const MCExpr *createExprForCAPIVariantKind(const MCExpr *SubExpr,
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unsigned VariantKind);
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};
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}
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#endif
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