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//===- MCSymbolCOFF.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
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_MC_MCSYMBOLCOFF_H
#define LLVM_MC_MCSYMBOLCOFF_H
#include "llvm/BinaryFormat/COFF.h"
#include "llvm/MC/MCSymbol.h"
#include "llvm/MC/MCSymbolTableEntry.h"
#include <cstdint>
namespace llvm {
class MCSymbolCOFF : public MCSymbol {
/// This corresponds to the e_type field of the COFF symbol.
mutable uint16_t Type = 0;
enum SymbolFlags : uint16_t {
SF_ClassMask = 0x00FF,
SF_ClassShift = 0,
SF_SafeSEH = 0x0100,
SF_WeakExternalCharacteristicsMask = 0x0E00,
SF_WeakExternalCharacteristicsShift = 9,
};
public:
MCSymbolCOFF(const MCSymbolTableEntry *Name, bool isTemporary)
: MCSymbol(SymbolKindCOFF, Name, isTemporary) {}
uint16_t getType() const {
return Type;
}
void setType(uint16_t Ty) const {
Type = Ty;
}
uint16_t getClass() const {
return (getFlags() & SF_ClassMask) >> SF_ClassShift;
}
void setClass(uint16_t StorageClass) const {
modifyFlags(StorageClass << SF_ClassShift, SF_ClassMask);
}
COFF::WeakExternalCharacteristics getWeakExternalCharacteristics() const {
return static_cast<COFF::WeakExternalCharacteristics>((getFlags() & SF_WeakExternalCharacteristicsMask) >>
SF_WeakExternalCharacteristicsShift);
}
void setWeakExternalCharacteristics(COFF::WeakExternalCharacteristics Characteristics) const {
modifyFlags(Characteristics << SF_WeakExternalCharacteristicsShift,
SF_WeakExternalCharacteristicsMask);
}
void setIsWeakExternal(bool WeakExt) const {
IsWeakExternal = WeakExt;
}
bool isSafeSEH() const {
return getFlags() & SF_SafeSEH;
}
void setIsSafeSEH() const {
modifyFlags(SF_SafeSEH, SF_SafeSEH);
}
static bool classof(const MCSymbol *S) { return S->isCOFF(); }
};
} // end namespace llvm
#endif // LLVM_MC_MCSYMBOLCOFF_H
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