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| Rev | Author | Line No. | Line |
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| 14 | pmbaty | 1 | //===- MCSymbolCOFF.h - ----------------------------------------*- C++ -*-===// |
| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |||
| 9 | #ifndef LLVM_MC_MCSYMBOLCOFF_H |
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| 10 | #define LLVM_MC_MCSYMBOLCOFF_H |
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| 11 | |||
| 12 | #include "llvm/MC/MCSymbol.h" |
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| 13 | #include <cstdint> |
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| 14 | |||
| 15 | namespace llvm { |
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| 16 | |||
| 17 | class MCSymbolCOFF : public MCSymbol { |
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| 18 | /// This corresponds to the e_type field of the COFF symbol. |
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| 19 | mutable uint16_t Type = 0; |
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| 20 | |||
| 21 | enum SymbolFlags : uint16_t { |
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| 22 | SF_ClassMask = 0x00FF, |
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| 23 | SF_ClassShift = 0, |
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| 24 | |||
| 25 | SF_WeakExternal = 0x0100, |
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| 26 | SF_SafeSEH = 0x0200, |
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| 27 | }; |
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| 28 | |||
| 29 | public: |
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| 30 | MCSymbolCOFF(const StringMapEntry<bool> *Name, bool isTemporary) |
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| 31 | : MCSymbol(SymbolKindCOFF, Name, isTemporary) {} |
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| 32 | |||
| 33 | uint16_t getType() const { |
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| 34 | return Type; |
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| 35 | } |
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| 36 | void setType(uint16_t Ty) const { |
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| 37 | Type = Ty; |
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| 38 | } |
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| 39 | |||
| 40 | uint16_t getClass() const { |
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| 41 | return (getFlags() & SF_ClassMask) >> SF_ClassShift; |
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| 42 | } |
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| 43 | void setClass(uint16_t StorageClass) const { |
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| 44 | modifyFlags(StorageClass << SF_ClassShift, SF_ClassMask); |
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| 45 | } |
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| 46 | |||
| 47 | bool isWeakExternal() const { |
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| 48 | return getFlags() & SF_WeakExternal; |
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| 49 | } |
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| 50 | void setIsWeakExternal() const { |
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| 51 | modifyFlags(SF_WeakExternal, SF_WeakExternal); |
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| 52 | } |
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| 53 | |||
| 54 | bool isSafeSEH() const { |
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| 55 | return getFlags() & SF_SafeSEH; |
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| 56 | } |
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| 57 | void setIsSafeSEH() const { |
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| 58 | modifyFlags(SF_SafeSEH, SF_SafeSEH); |
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| 59 | } |
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| 60 | |||
| 61 | static bool classof(const MCSymbol *S) { return S->isCOFF(); } |
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| 62 | }; |
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| 63 | |||
| 64 | } // end namespace llvm |
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| 65 | |||
| 66 | #endif // LLVM_MC_MCSYMBOLCOFF_H |