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// Copyright 2015 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.
#include "src/tracing/trace-event.h"
#include <string.h>
#include "src/execution/isolate.h"
#include "src/init/v8.h"
#include "src/logging/counters.h"
#include "src/tracing/traced-value.h"
namespace v8 {
namespace internal {
namespace tracing {
#if !defined(V8_USE_PERFETTO)
v8::TracingController* TraceEventHelper::GetTracingController() {
return v8::internal::V8::GetCurrentPlatform()->GetTracingController();
}
#ifdef V8_RUNTIME_CALL_STATS
void CallStatsScopedTracer::AddEndTraceEvent() {
if (!has_parent_scope_ && p_data_->isolate) {
auto value = v8::tracing::TracedValue::Create();
p_data_->isolate->counters()->runtime_call_stats()->Dump(value.get());
v8::internal::tracing::AddTraceEvent(
TRACE_EVENT_PHASE_END, p_data_->category_group_enabled, p_data_->name,
v8::internal::tracing::kGlobalScope, v8::internal::tracing::kNoId,
v8::internal::tracing::kNoId, TRACE_EVENT_FLAG_NONE,
"runtime-call-stats", std::move(value));
} else {
v8::internal::tracing::AddTraceEvent(
TRACE_EVENT_PHASE_END, p_data_->category_group_enabled, p_data_->name,
v8::internal::tracing::kGlobalScope, v8::internal::tracing::kNoId,
v8::internal::tracing::kNoId, TRACE_EVENT_FLAG_NONE);
}
}
void CallStatsScopedTracer::Initialize(v8::internal::Isolate* isolate,
const uint8_t* category_group_enabled,
const char* name) {
data_.isolate = isolate;
data_.category_group_enabled = category_group_enabled;
data_.name = name;
p_data_ = &data_;
RuntimeCallStats* table = isolate->counters()->runtime_call_stats();
has_parent_scope_ = table->InUse();
if (!has_parent_scope_) table->Reset();
v8::internal::tracing::AddTraceEvent(
TRACE_EVENT_PHASE_BEGIN, category_group_enabled, name,
v8::internal::tracing::kGlobalScope, v8::internal::tracing::kNoId,
TRACE_EVENT_FLAG_NONE, v8::internal::tracing::kNoId);
}
#endif // defined(V8_RUNTIME_CALL_STATS)
#endif // !defined(V8_USE_PERFETTO)
} // namespace tracing
} // namespace internal
} // namespace v8
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