John McCutchan
61 lines
1.9 KiB
C++
61 lines
1.9 KiB
C++
// Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "vm/bootstrap_natives.h"
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#include "include/dart_api.h"
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#include "vm/native_entry.h"
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#include "vm/object.h"
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#include "vm/os.h"
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#include "vm/timeline.h"
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namespace dart {
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// Native implementations for the dart:developer library.
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DEFINE_NATIVE_ENTRY(Timeline_getTraceClock, 0) {
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return Integer::New(OS::GetCurrentTraceMicros(), Heap::kNew, true);
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}
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DEFINE_NATIVE_ENTRY(Timeline_reportCompleteEvent, 5) {
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TimelineEventRecorder* recorder = Timeline::recorder();
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if (recorder == NULL) {
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return Object::null();
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}
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if (!isolate->GetDartStream()->Enabled()) {
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// Dart stream is not enabled for this isolate, do nothing.
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return Object::null();
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}
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GET_NON_NULL_NATIVE_ARGUMENT(Integer, start, arguments->NativeArgAt(0));
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GET_NON_NULL_NATIVE_ARGUMENT(Integer, end, arguments->NativeArgAt(1));
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GET_NON_NULL_NATIVE_ARGUMENT(String, category, arguments->NativeArgAt(2));
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GET_NON_NULL_NATIVE_ARGUMENT(String, name, arguments->NativeArgAt(3));
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GET_NON_NULL_NATIVE_ARGUMENT(String, args, arguments->NativeArgAt(4));
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int64_t duration = end.AsInt64Value() - start.AsInt64Value();
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int64_t pid = OS::ProcessId();
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int64_t tid = OSThread::ThreadIdToIntPtr(OSThread::GetCurrentThreadTraceId());
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char* event = OS::SCreate(zone,
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"{\"name\":\"%s\",\"cat\":\"%s\",\"tid\":%" Pd64 ",\"pid\":%" Pd64 ","
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"\"ts\":%" Pd64 ",\"ph\":\"X\",\"dur\":%" Pd64 ",\"args\":%s}",
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name.ToCString(),
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category.ToCString(),
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tid,
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pid,
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start.AsInt64Value(),
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duration,
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args.ToCString());
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// event was allocated in the zone and will be copied by AppendDartEvent.
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recorder->AppendDartEvent(isolate, event);
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return Object::null();
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}
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} // namespace dart
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