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1 // Copyright 2010 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are
4 // met:
5 //
6 //     * Redistributions of source code must retain the above copyright
7 //       notice, this list of conditions and the following disclaimer.
8 //     * Redistributions in binary form must reproduce the above
9 //       copyright notice, this list of conditions and the following
10 //       disclaimer in the documentation and/or other materials provided
11 //       with the distribution.
12 //     * Neither the name of Google Inc. nor the names of its
13 //       contributors may be used to endorse or promote products derived
14 //       from this software without specific prior written permission.
15 //
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 
28 #ifndef V8_PROFILE_GENERATOR_INL_H_
29 #define V8_PROFILE_GENERATOR_INL_H_
30 
31 #ifdef ENABLE_LOGGING_AND_PROFILING
32 
33 #include "profile-generator.h"
34 
35 namespace v8 {
36 namespace internal {
37 
GetFunctionName(String * name)38 const char* StringsStorage::GetFunctionName(String* name) {
39   return GetFunctionName(GetName(name));
40 }
41 
42 
GetFunctionName(const char * name)43 const char* StringsStorage::GetFunctionName(const char* name) {
44   return strlen(name) > 0 ? name : ProfileGenerator::kAnonymousFunctionName;
45 }
46 
47 
CodeEntry(Logger::LogEventsAndTags tag,const char * name_prefix,const char * name,const char * resource_name,int line_number,int security_token_id)48 CodeEntry::CodeEntry(Logger::LogEventsAndTags tag,
49                      const char* name_prefix,
50                      const char* name,
51                      const char* resource_name,
52                      int line_number,
53                      int security_token_id)
54     : tag_(tag),
55       name_prefix_(name_prefix),
56       name_(name),
57       resource_name_(resource_name),
58       line_number_(line_number),
59       shared_id_(0),
60       security_token_id_(security_token_id) {
61 }
62 
63 
is_js_function_tag(Logger::LogEventsAndTags tag)64 bool CodeEntry::is_js_function_tag(Logger::LogEventsAndTags tag) {
65   return tag == Logger::FUNCTION_TAG
66       || tag == Logger::LAZY_COMPILE_TAG
67       || tag == Logger::SCRIPT_TAG
68       || tag == Logger::NATIVE_FUNCTION_TAG
69       || tag == Logger::NATIVE_LAZY_COMPILE_TAG
70       || tag == Logger::NATIVE_SCRIPT_TAG;
71 }
72 
73 
ProfileNode(ProfileTree * tree,CodeEntry * entry)74 ProfileNode::ProfileNode(ProfileTree* tree, CodeEntry* entry)
75     : tree_(tree),
76       entry_(entry),
77       total_ticks_(0),
78       self_ticks_(0),
79       children_(CodeEntriesMatch) {
80 }
81 
82 
AddCode(Address addr,CodeEntry * entry,unsigned size)83 void CodeMap::AddCode(Address addr, CodeEntry* entry, unsigned size) {
84   CodeTree::Locator locator;
85   tree_.Insert(addr, &locator);
86   locator.set_value(CodeEntryInfo(entry, size));
87 }
88 
89 
MoveCode(Address from,Address to)90 void CodeMap::MoveCode(Address from, Address to) {
91   tree_.Move(from, to);
92 }
93 
DeleteCode(Address addr)94 void CodeMap::DeleteCode(Address addr) {
95   tree_.Remove(addr);
96 }
97 
98 
EntryForVMState(StateTag tag)99 CodeEntry* ProfileGenerator::EntryForVMState(StateTag tag) {
100   switch (tag) {
101     case GC:
102       return gc_entry_;
103     case JS:
104     case COMPILER:
105     // DOM events handlers are reported as OTHER / EXTERNAL entries.
106     // To avoid confusing people, let's put all these entries into
107     // one bucket.
108     case OTHER:
109     case EXTERNAL:
110       return program_entry_;
111     default: return NULL;
112   }
113 }
114 
115 
id()116 uint64_t HeapEntry::id() {
117   union {
118     Id stored_id;
119     uint64_t returned_id;
120   } id_adaptor = {id_};
121   return id_adaptor.returned_id;
122 }
123 
124 } }  // namespace v8::internal
125 
126 #endif  // ENABLE_LOGGING_AND_PROFILING
127 
128 #endif  // V8_PROFILE_GENERATOR_INL_H_
129