76 lines
2.2 KiB
C++
76 lines
2.2 KiB
C++
//===- MCSymbolCOFF.h - ----------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_MC_MCSYMBOLCOFF_H
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#define LLVM_MC_MCSYMBOLCOFF_H
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#include "llvm/BinaryFormat/COFF.h"
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#include "llvm/MC/MCSymbol.h"
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#include "llvm/MC/MCSymbolTableEntry.h"
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#include <cstdint>
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namespace llvm {
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class MCSymbolCOFF : public MCSymbol {
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/// This corresponds to the e_type field of the COFF symbol.
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mutable uint16_t Type = 0;
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enum SymbolFlags : uint16_t {
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SF_ClassMask = 0x00FF,
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SF_ClassShift = 0,
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SF_SafeSEH = 0x0100,
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SF_WeakExternalCharacteristicsMask = 0x0E00,
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SF_WeakExternalCharacteristicsShift = 9,
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};
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public:
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MCSymbolCOFF(const MCSymbolTableEntry *Name, bool isTemporary)
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: MCSymbol(Name, isTemporary) {}
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bool isExternal() const { return IsExternal; }
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void setExternal(bool Value) const { IsExternal = Value; }
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uint16_t getType() const {
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return Type;
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}
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void setType(uint16_t Ty) const {
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Type = Ty;
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}
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uint16_t getClass() const {
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return (getFlags() & SF_ClassMask) >> SF_ClassShift;
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}
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void setClass(uint16_t StorageClass) const {
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modifyFlags(StorageClass << SF_ClassShift, SF_ClassMask);
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}
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COFF::WeakExternalCharacteristics getWeakExternalCharacteristics() const {
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return static_cast<COFF::WeakExternalCharacteristics>((getFlags() & SF_WeakExternalCharacteristicsMask) >>
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SF_WeakExternalCharacteristicsShift);
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}
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void setWeakExternalCharacteristics(COFF::WeakExternalCharacteristics Characteristics) const {
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modifyFlags(Characteristics << SF_WeakExternalCharacteristicsShift,
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SF_WeakExternalCharacteristicsMask);
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}
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void setIsWeakExternal(bool WeakExt) const {
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IsWeakExternal = WeakExt;
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}
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bool isSafeSEH() const {
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return getFlags() & SF_SafeSEH;
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}
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void setIsSafeSEH() const {
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modifyFlags(SF_SafeSEH, SF_SafeSEH);
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}
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};
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} // end namespace llvm
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#endif // LLVM_MC_MCSYMBOLCOFF_H
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