dart-sdk/runtime/lib/timeline.cc
Ryan Macnak 5804537b83 [vm, timeline] Following switch from Duration events to Begin-End event pairs, avoid separate native call transitions to query the monotonic and thread clocks.
Bug: https://github.com/dart-lang/sdk/issues/39727
Change-Id: Ie38947c63845f13d660cb4a367681fed31796473
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/128564
Commit-Queue: Ryan Macnak <rmacnak@google.com>
Reviewed-by: Ben Konyi <bkonyi@google.com>
2020-01-02 23:13:06 +00:00

119 lines
3.7 KiB
C++

// Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
#include "vm/bootstrap_natives.h"
#include "include/dart_api.h"
#include "vm/native_entry.h"
#include "vm/object.h"
#include "vm/os.h"
#include "vm/timeline.h"
namespace dart {
// Native implementations for the dart:developer library.
DEFINE_NATIVE_ENTRY(Timeline_isDartStreamEnabled, 0, 0) {
#if defined(SUPPORT_TIMELINE)
if (Timeline::GetDartStream()->enabled()) {
return Bool::True().raw();
}
#endif
return Bool::False().raw();
}
DEFINE_NATIVE_ENTRY(Timeline_getNextAsyncId, 0, 0) {
#if !defined(SUPPORT_TIMELINE)
return Integer::New(0);
#else
TimelineEventRecorder* recorder = Timeline::recorder();
if (recorder == NULL) {
return Integer::New(0);
}
return Integer::New(recorder->GetNextAsyncId());
#endif
}
DEFINE_NATIVE_ENTRY(Timeline_getTraceClock, 0, 0) {
return Integer::New(OS::GetCurrentMonotonicMicros(), Heap::kNew);
}
DEFINE_NATIVE_ENTRY(Timeline_reportTaskEvent, 0, 5) {
#if defined(SUPPORT_TIMELINE)
GET_NON_NULL_NATIVE_ARGUMENT(Integer, id, arguments->NativeArgAt(0));
GET_NON_NULL_NATIVE_ARGUMENT(String, phase, arguments->NativeArgAt(1));
GET_NON_NULL_NATIVE_ARGUMENT(String, category, arguments->NativeArgAt(2));
GET_NON_NULL_NATIVE_ARGUMENT(String, name, arguments->NativeArgAt(3));
GET_NON_NULL_NATIVE_ARGUMENT(String, args, arguments->NativeArgAt(4));
TimelineEventRecorder* recorder = Timeline::recorder();
if (recorder == NULL) {
return Object::null();
}
TimelineEvent* event = Timeline::GetDartStream()->StartEvent();
if (event == NULL) {
// Stream was turned off.
return Object::null();
}
DartTimelineEventHelpers::ReportTaskEvent(
thread, event, id.AsInt64Value(), phase.ToCString(), category.ToCString(),
name.ToMallocCString(), args.ToMallocCString());
#endif // SUPPORT_TIMELINE
return Object::null();
}
DEFINE_NATIVE_ENTRY(Timeline_reportFlowEvent, 0, 5) {
#if defined(SUPPORT_TIMELINE)
GET_NON_NULL_NATIVE_ARGUMENT(String, category, arguments->NativeArgAt(0));
GET_NON_NULL_NATIVE_ARGUMENT(String, name, arguments->NativeArgAt(1));
GET_NON_NULL_NATIVE_ARGUMENT(Integer, type, arguments->NativeArgAt(2));
GET_NON_NULL_NATIVE_ARGUMENT(Integer, flow_id, arguments->NativeArgAt(3));
GET_NON_NULL_NATIVE_ARGUMENT(String, args, arguments->NativeArgAt(4));
TimelineEventRecorder* recorder = Timeline::recorder();
if (recorder == NULL) {
return Object::null();
}
TimelineEvent* event = Timeline::GetDartStream()->StartEvent();
if (event == NULL) {
// Stream was turned off.
return Object::null();
}
DartTimelineEventHelpers::ReportFlowEvent(
thread, event, category.ToCString(), name.ToMallocCString(),
type.AsInt64Value(), flow_id.AsInt64Value(), args.ToMallocCString());
#endif // SUPPORT_TIMELINE
return Object::null();
}
DEFINE_NATIVE_ENTRY(Timeline_reportInstantEvent, 0, 3) {
#if defined(SUPPORT_TIMELINE)
GET_NON_NULL_NATIVE_ARGUMENT(String, category, arguments->NativeArgAt(0));
GET_NON_NULL_NATIVE_ARGUMENT(String, name, arguments->NativeArgAt(1));
GET_NON_NULL_NATIVE_ARGUMENT(String, args, arguments->NativeArgAt(2));
TimelineEventRecorder* recorder = Timeline::recorder();
if (recorder == NULL) {
return Object::null();
}
TimelineEvent* event = Timeline::GetDartStream()->StartEvent();
if (event == NULL) {
// Stream was turned off.
return Object::null();
}
DartTimelineEventHelpers::ReportInstantEvent(
thread, event, category.ToCString(), name.ToMallocCString(),
args.ToMallocCString());
#endif // SUPPORT_TIMELINE
return Object::null();
}
} // namespace dart