profiler.cc

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// Copyright (c) 2014, 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/exceptions.h"
#include "vm/native_entry.h"
#include "vm/object.h"
#include "vm/object_store.h"
 
namespace dart {
 
// Native implementations of the profiler parts of the dart:developer library.
 
DEFINE_NATIVE_ENTRY(UserTag_new, 0, 2) {
  ASSERT(
      TypeArguments::CheckedHandle(zone, arguments->NativeArgAt(0)).IsNull());
  GET_NON_NULL_NATIVE_ARGUMENT(String, tag_label, arguments->NativeArgAt(1));
  return UserTag::New(tag_label);
}
 
DEFINE_NATIVE_ENTRY(UserTag_label, 0, 1) {
  const UserTag& self = UserTag::CheckedHandle(zone, arguments->NativeArgAt(0));
  return self.label();
}
 
DEFINE_NATIVE_ENTRY(UserTag_makeCurrent, 0, 1) {
  const UserTag& self = UserTag::CheckedHandle(zone, arguments->NativeArgAt(0));
  return self.MakeActive();
}
 
DEFINE_NATIVE_ENTRY(UserTag_defaultTag, 0, 0) {
  if (FLAG_trace_intrinsified_natives) {
    OS::PrintErr("UserTag_defaultTag\n");
  }
  return isolate->default_tag();
}
 
DEFINE_NATIVE_ENTRY(Profiler_getCurrentTag, 0, 0) {
  if (FLAG_trace_intrinsified_natives) {
    OS::PrintErr("Profiler_getCurrentTag\n");
  }
  return isolate->current_tag();
}
 
}  // namespace dart