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      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 
     18 void CodeCreateEventRecord::UpdateCodeMap(CodeMap* code_map) {
     19   code_map->AddCode(instruction_start, entry, instruction_size);
     20 }
     21 
     22 
     23 void CodeMoveEventRecord::UpdateCodeMap(CodeMap* code_map) {
     24   code_map->MoveCode(from_instruction_start, to_instruction_start);
     25 }
     26 
     27 
     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 
     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 
     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 
     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 
     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