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| 14 | pmbaty | 1 | //===- SymbolVisitorCallbacks.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_DEBUGINFO_CODEVIEW_SYMBOLVISITORCALLBACKS_H |
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| 10 | #define LLVM_DEBUGINFO_CODEVIEW_SYMBOLVISITORCALLBACKS_H |
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| 11 | |||
| 12 | #include "llvm/DebugInfo/CodeView/SymbolRecord.h" |
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| 13 | #include "llvm/Support/Error.h" |
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| 14 | |||
| 15 | namespace llvm { |
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| 16 | namespace codeview { |
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| 17 | |||
| 18 | class SymbolVisitorCallbacks { |
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| 19 | friend class CVSymbolVisitor; |
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| 20 | |||
| 21 | public: |
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| 22 | virtual ~SymbolVisitorCallbacks() = default; |
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| 23 | |||
| 24 | /// Action to take on unknown symbols. By default, they are ignored. |
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| 25 | virtual Error visitUnknownSymbol(CVSymbol &Record) { |
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| 26 | return Error::success(); |
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| 27 | } |
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| 28 | |||
| 29 | /// Paired begin/end actions for all symbols. Receives all record data, |
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| 30 | /// including the fixed-length record prefix. visitSymbolBegin() should |
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| 31 | /// return the type of the Symbol, or an error if it cannot be determined. |
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| 32 | virtual Error visitSymbolBegin(CVSymbol &Record, uint32_t Offset) { |
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| 33 | return Error::success(); |
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| 34 | } |
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| 35 | virtual Error visitSymbolBegin(CVSymbol &Record) { return Error::success(); } |
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| 36 | virtual Error visitSymbolEnd(CVSymbol &Record) { return Error::success(); } |
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| 37 | |||
| 38 | #define SYMBOL_RECORD(EnumName, EnumVal, Name) \ |
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| 39 | virtual Error visitKnownRecord(CVSymbol &CVR, Name &Record) { \ |
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| 40 | return Error::success(); \ |
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| 41 | } |
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| 42 | #define SYMBOL_RECORD_ALIAS(EnumName, EnumVal, Name, AliasName) |
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| 43 | #include "llvm/DebugInfo/CodeView/CodeViewSymbols.def" |
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| 44 | }; |
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| 45 | |||
| 46 | } // end namespace codeview |
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| 47 | } // end namespace llvm |
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| 48 | |||
| 49 | #endif // LLVM_DEBUGINFO_CODEVIEW_SYMBOLVISITORCALLBACKS_H |