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
17namespace llvm {
18namespace codeview {
19
20class SymbolVisitorCallbackPipeline : public SymbolVisitorCallbacks {
21public:
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(x: &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
71private:
72 std::vector<SymbolVisitorCallbacks *> Pipeline;
73};
74
75} // end namespace codeview
76} // end namespace llvm
77
78#endif // LLVM_DEBUGINFO_CODEVIEW_SYMBOLVISITORCALLBACKPIPELINE_H
79