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// Copyright 2010 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_PROFILER_CPU_PROFILER_INL_H_
#define V8_PROFILER_CPU_PROFILER_INL_H_
#include "src/profiler/cpu-profiler.h"
#include <new>
#include "src/profiler/circular-queue-inl.h"
#include "src/profiler/profile-generator-inl.h"
namespace v8 {
namespace internal {
void CodeCreateEventRecord::UpdateCodeMap(CodeMap* code_map) {
code_map->AddCode(instruction_start, entry, instruction_size);
}
void CodeMoveEventRecord::UpdateCodeMap(CodeMap* code_map) {
code_map->MoveCode(from_instruction_start, to_instruction_start);
}
void CodeDisableOptEventRecord::UpdateCodeMap(CodeMap* code_map) {
CodeEntry* entry = code_map->FindEntry(instruction_start);
if (entry != nullptr) {
entry->set_bailout_reason(bailout_reason);
}
}
void CodeDeoptEventRecord::UpdateCodeMap(CodeMap* code_map) {
CodeEntry* entry = code_map->FindEntry(instruction_start);
if (entry != nullptr) {
std::vector<CpuProfileDeoptFrame> frames_vector(
deopt_frames, deopt_frames + deopt_frame_count);
entry->set_deopt_info(deopt_reason, deopt_id, std::move(frames_vector));
}
delete[] deopt_frames;
}
void ReportBuiltinEventRecord::UpdateCodeMap(CodeMap* code_map) {
CodeEntry* entry = code_map->FindEntry(instruction_start);
if (entry) {
entry->SetBuiltinId(builtin);
return;
}
#if V8_ENABLE_WEBASSEMBLY
if (builtin == Builtin::kGenericJSToWasmWrapper) {
// Make sure to add the generic js-to-wasm wrapper builtin, because that
// one is supposed to show up in profiles.
entry = code_map->code_entries().Create(CodeEventListener::BUILTIN_TAG,
Builtins::name(builtin));
code_map->AddCode(instruction_start, entry, instruction_size);
}
#endif // V8_ENABLE_WEBASSEMBLY
}
TickSample* SamplingEventsProcessor::StartTickSample() {
void* address = ticks_buffer_.StartEnqueue();
if (address == nullptr) return nullptr;
TickSampleEventRecord* evt =
new (address) TickSampleEventRecord(last_code_event_id_);
return &evt->sample;
}
void CodeDeleteEventRecord::UpdateCodeMap(CodeMap* code_map) {
bool removed = code_map->RemoveCode(entry);
CHECK(removed);
}
void SamplingEventsProcessor::FinishTickSample() {
ticks_buffer_.FinishEnqueue();
}
} // namespace internal
} // namespace v8
#endif // V8_PROFILER_CPU_PROFILER_INL_H_
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