Stephen Hines | c6ca60f | 2023-05-09 02:19:22 -0700 | [diff] [blame^] | 1 | //===- SymbolVisitorCallbackPipeline.h --------------------------*- C++ -*-===// |
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #ifndef LLVM_DEBUGINFO_CODEVIEW_SYMBOLVISITORCALLBACKPIPELINE_H |
| 10 | #define LLVM_DEBUGINFO_CODEVIEW_SYMBOLVISITORCALLBACKPIPELINE_H |
| 11 | |
| 12 | #include "llvm/DebugInfo/CodeView/SymbolRecord.h" |
| 13 | #include "llvm/DebugInfo/CodeView/SymbolVisitorCallbacks.h" |
| 14 | #include "llvm/Support/Error.h" |
| 15 | #include <vector> |
| 16 | |
| 17 | namespace llvm { |
| 18 | namespace codeview { |
| 19 | |
| 20 | class SymbolVisitorCallbackPipeline : public SymbolVisitorCallbacks { |
| 21 | public: |
| 22 | SymbolVisitorCallbackPipeline() = default; |
| 23 | |
| 24 | Error visitUnknownSymbol(CVSymbol &Record) override { |
| 25 | for (auto *Visitor : Pipeline) { |
| 26 | if (auto EC = Visitor->visitUnknownSymbol(Record)) |
| 27 | return EC; |
| 28 | } |
| 29 | return Error::success(); |
| 30 | } |
| 31 | |
| 32 | Error visitSymbolBegin(CVSymbol &Record, uint32_t Offset) override { |
| 33 | for (auto *Visitor : Pipeline) { |
| 34 | if (auto EC = Visitor->visitSymbolBegin(Record, Offset)) |
| 35 | return EC; |
| 36 | } |
| 37 | return Error::success(); |
| 38 | } |
| 39 | |
| 40 | Error visitSymbolBegin(CVSymbol &Record) override { |
| 41 | for (auto *Visitor : Pipeline) { |
| 42 | if (auto EC = Visitor->visitSymbolBegin(Record)) |
| 43 | return EC; |
| 44 | } |
| 45 | return Error::success(); |
| 46 | } |
| 47 | |
| 48 | Error visitSymbolEnd(CVSymbol &Record) override { |
| 49 | for (auto *Visitor : Pipeline) { |
| 50 | if (auto EC = Visitor->visitSymbolEnd(Record)) |
| 51 | return EC; |
| 52 | } |
| 53 | return Error::success(); |
| 54 | } |
| 55 | |
| 56 | void addCallbackToPipeline(SymbolVisitorCallbacks &Callbacks) { |
| 57 | Pipeline.push_back(&Callbacks); |
| 58 | } |
| 59 | |
| 60 | #define SYMBOL_RECORD(EnumName, EnumVal, Name) \ |
| 61 | Error visitKnownRecord(CVSymbol &CVR, Name &Record) override { \ |
| 62 | for (auto Visitor : Pipeline) { \ |
| 63 | if (auto EC = Visitor->visitKnownRecord(CVR, Record)) \ |
| 64 | return EC; \ |
| 65 | } \ |
| 66 | return Error::success(); \ |
| 67 | } |
| 68 | #define SYMBOL_RECORD_ALIAS(EnumName, EnumVal, Name, AliasName) |
| 69 | #include "llvm/DebugInfo/CodeView/CodeViewSymbols.def" |
| 70 | |
| 71 | private: |
| 72 | std::vector<SymbolVisitorCallbacks *> Pipeline; |
| 73 | }; |
| 74 | |
| 75 | } // end namespace codeview |
| 76 | } // end namespace llvm |
| 77 | |
| 78 | #endif // LLVM_DEBUGINFO_CODEVIEW_SYMBOLVISITORCALLBACKPIPELINE_H |