• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 // Copyright 2010 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #ifndef V8_PROFILER_CPU_PROFILER_INL_H_
6 #define V8_PROFILER_CPU_PROFILER_INL_H_
7 
8 #include "src/profiler/cpu-profiler.h"
9 
10 #include <new>
11 #include "src/profiler/circular-queue-inl.h"
12 #include "src/profiler/profile-generator-inl.h"
13 #include "src/profiler/unbound-queue-inl.h"
14 
15 namespace v8 {
16 namespace internal {
17 
UpdateCodeMap(CodeMap * code_map)18 void CodeCreateEventRecord::UpdateCodeMap(CodeMap* code_map) {
19   code_map->AddCode(instruction_start, entry, instruction_size);
20 }
21 
22 
UpdateCodeMap(CodeMap * code_map)23 void CodeMoveEventRecord::UpdateCodeMap(CodeMap* code_map) {
24   code_map->MoveCode(from_instruction_start, to_instruction_start);
25 }
26 
27 
UpdateCodeMap(CodeMap * code_map)28 void CodeDisableOptEventRecord::UpdateCodeMap(CodeMap* code_map) {
29   CodeEntry* entry = code_map->FindEntry(instruction_start);
30   if (entry != nullptr) {
31     entry->set_bailout_reason(bailout_reason);
32   }
33 }
34 
35 
UpdateCodeMap(CodeMap * code_map)36 void CodeDeoptEventRecord::UpdateCodeMap(CodeMap* code_map) {
37   CodeEntry* entry = code_map->FindEntry(instruction_start);
38   if (entry == nullptr) return;
39   std::vector<CpuProfileDeoptFrame> frames_vector(
40       deopt_frames, deopt_frames + deopt_frame_count);
41   entry->set_deopt_info(deopt_reason, deopt_id, std::move(frames_vector));
42   delete[] deopt_frames;
43 }
44 
45 
UpdateCodeMap(CodeMap * code_map)46 void ReportBuiltinEventRecord::UpdateCodeMap(CodeMap* code_map) {
47   CodeEntry* entry = code_map->FindEntry(instruction_start);
48   if (!entry) {
49     // Code objects for builtins should already have been added to the map but
50     // some of them have been filtered out by CpuProfiler.
51     return;
52   }
53   entry->SetBuiltinId(builtin_id);
54 }
55 
56 
StartTickSample()57 TickSample* ProfilerEventsProcessor::StartTickSample() {
58   void* address = ticks_buffer_.StartEnqueue();
59   if (address == nullptr) return nullptr;
60   TickSampleEventRecord* evt =
61       new (address) TickSampleEventRecord(last_code_event_id_);
62   return &evt->sample;
63 }
64 
65 
FinishTickSample()66 void ProfilerEventsProcessor::FinishTickSample() {
67   ticks_buffer_.FinishEnqueue();
68 }
69 
70 }  // namespace internal
71 }  // namespace v8
72 
73 #endif  // V8_PROFILER_CPU_PROFILER_INL_H_
74