1 /*
2 * Copyright (c) 2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "ecmascript/compiler/debug_info.h"
17
18 namespace panda::ecmascript::kungfu {
19 std::string DebugInfo::FuncDebugInfo::EMPTY_COMMENT = "";
20
DebugInfo(NativeAreaAllocator * allocator,bool enable)21 DebugInfo::DebugInfo(NativeAreaAllocator* allocator, bool enable)
22 : chunk_(allocator),
23 funcToDInfo_(&chunk_),
24 dInfos_(&chunk_),
25 enable_(enable)
26 {
27 }
28
~DebugInfo()29 DebugInfo::~DebugInfo()
30 {
31 for (auto info : dInfos_) {
32 if (info != nullptr) {
33 delete info;
34 }
35 }
36 dInfos_.clear();
37 }
38
AddFuncName(const std::string & name)39 void DebugInfo::AddFuncName(const std::string &name)
40 {
41 ASSERT(enable_);
42 if (dInfos_.size() > 0) {
43 FuncDebugInfo *info = dInfos_.back();
44 info->SetName(name);
45 ASSERT(funcToDInfo_.find(name) == funcToDInfo_.end());
46 size_t index = dInfos_.size() - 1;
47 funcToDInfo_[name] = index;
48 }
49 }
50
AddComment(std::string && str)51 size_t DebugInfo::AddComment(std::string &&str)
52 {
53 ASSERT(enable_);
54 ASSERT(dInfos_.size() > 0);
55 FuncDebugInfo *info = dInfos_.back();
56 size_t index = info->Add(std::move(str));
57 return index;
58 }
59
AppendComment(size_t index,std::string && str,std::string_view separator)60 void DebugInfo::AppendComment(size_t index, std::string &&str, std::string_view separator)
61 {
62 ASSERT(enable_);
63 ASSERT(dInfos_.size() > 0);
64 FuncDebugInfo *info = dInfos_.back();
65 info->Append(index, std::move(str), separator);
66 }
67
AddFuncDebugInfo(const std::string & name)68 void DebugInfo::AddFuncDebugInfo(const std::string& name)
69 {
70 ASSERT(enable_);
71 FuncDebugInfo *info = new FuncDebugInfo(&chunk_);
72 dInfos_.push_back(info);
73 AddFuncName(name);
74 }
75
GetComment(const std::string & funcName,size_t index) const76 const std::string &DebugInfo::GetComment(const std::string &funcName, size_t index) const
77 {
78 auto it = funcToDInfo_.find(funcName);
79 if (it != funcToDInfo_.end()) {
80 ASSERT(dInfos_.size() > it->second);
81 FuncDebugInfo* info = dInfos_[it->second];
82 ASSERT(info->Name() == funcName);
83 return info->GetComment(index);
84 }
85 return FuncDebugInfo::EmptyComment();
86 }
87
GetComment(size_t index) const88 const std::string &DebugInfo::GetComment(size_t index) const
89 {
90 ASSERT(!dInfos_.empty());
91 auto *info = dInfos_.back();
92 return info->GetComment(index);
93 }
94 } // namespace panda::ecmascript::kungfu
95