vegorov@google.com
c431dbcb3f
Improve List._copyFromObjectArray native performance for large arrays by using PassiveObject instead of Object. R=iposva@google.com BUG= Review URL: https://codereview.chromium.org//533483003 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@39911 260f80e4-7a28-3924-810f-c04153c831b5
99 lines
3.2 KiB
C++
99 lines
3.2 KiB
C++
// Copyright (c) 2012, 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 "platform/assert.h"
|
|
|
|
#include "vm/assembler.h"
|
|
#include "vm/bootstrap_natives.h"
|
|
#include "vm/exceptions.h"
|
|
#include "vm/native_entry.h"
|
|
#include "vm/object.h"
|
|
|
|
namespace dart {
|
|
|
|
DEFINE_NATIVE_ENTRY(GrowableList_allocate, 2) {
|
|
const TypeArguments& type_arguments =
|
|
TypeArguments::CheckedHandle(arguments->NativeArgAt(0));
|
|
GET_NON_NULL_NATIVE_ARGUMENT(Array, data, arguments->NativeArgAt(1));
|
|
if (data.Length() <= 0) {
|
|
Exceptions::ThrowRangeError(
|
|
"length",
|
|
Integer::Handle(Integer::New(data.Length())),
|
|
1,
|
|
Array::kMaxElements);
|
|
}
|
|
const GrowableObjectArray& new_array =
|
|
GrowableObjectArray::Handle(GrowableObjectArray::New(data));
|
|
new_array.SetTypeArguments(type_arguments);
|
|
return new_array.raw();
|
|
}
|
|
|
|
|
|
DEFINE_NATIVE_ENTRY(GrowableList_getIndexed, 2) {
|
|
const GrowableObjectArray& array =
|
|
GrowableObjectArray::CheckedHandle(arguments->NativeArgAt(0));
|
|
GET_NON_NULL_NATIVE_ARGUMENT(Smi, index, arguments->NativeArgAt(1));
|
|
if ((index.Value() < 0) || (index.Value() >= array.Length())) {
|
|
Exceptions::ThrowRangeError("index", index, 0, array.Length());
|
|
}
|
|
const Instance& obj = Instance::CheckedHandle(array.At(index.Value()));
|
|
return obj.raw();
|
|
}
|
|
|
|
|
|
DEFINE_NATIVE_ENTRY(GrowableList_setIndexed, 3) {
|
|
const GrowableObjectArray& array =
|
|
GrowableObjectArray::CheckedHandle(arguments->NativeArgAt(0));
|
|
GET_NON_NULL_NATIVE_ARGUMENT(Smi, index, arguments->NativeArgAt(1));
|
|
if ((index.Value() < 0) || (index.Value() >= array.Length())) {
|
|
Exceptions::ThrowRangeError("index", index, 0, array.Length());
|
|
}
|
|
GET_NON_NULL_NATIVE_ARGUMENT(Instance, value, arguments->NativeArgAt(2));
|
|
array.SetAt(index.Value(), value);
|
|
return Object::null();
|
|
}
|
|
|
|
|
|
DEFINE_NATIVE_ENTRY(GrowableList_getLength, 1) {
|
|
const GrowableObjectArray& array =
|
|
GrowableObjectArray::CheckedHandle(arguments->NativeArgAt(0));
|
|
return Smi::New(array.Length());
|
|
}
|
|
|
|
|
|
DEFINE_NATIVE_ENTRY(GrowableList_getCapacity, 1) {
|
|
const GrowableObjectArray& array =
|
|
GrowableObjectArray::CheckedHandle(arguments->NativeArgAt(0));
|
|
return Smi::New(array.Capacity());
|
|
}
|
|
|
|
|
|
DEFINE_NATIVE_ENTRY(GrowableList_setLength, 2) {
|
|
const GrowableObjectArray& array =
|
|
GrowableObjectArray::CheckedHandle(arguments->NativeArgAt(0));
|
|
GET_NON_NULL_NATIVE_ARGUMENT(Smi, length, arguments->NativeArgAt(1));
|
|
ASSERT((length.Value() >= 0) && (length.Value() <= array.Capacity()));
|
|
array.SetLength(length.Value());
|
|
return Object::null();
|
|
}
|
|
|
|
|
|
DEFINE_NATIVE_ENTRY(GrowableList_setData, 2) {
|
|
const GrowableObjectArray& array =
|
|
GrowableObjectArray::CheckedHandle(arguments->NativeArgAt(0));
|
|
GET_NON_NULL_NATIVE_ARGUMENT(Array, data, arguments->NativeArgAt(1));
|
|
ASSERT(data.Length() > 0);
|
|
array.SetData(data);
|
|
return Object::null();
|
|
}
|
|
|
|
|
|
DEFINE_NATIVE_ENTRY(Internal_makeListFixedLength, 1) {
|
|
GET_NON_NULL_NATIVE_ARGUMENT(GrowableObjectArray, array,
|
|
arguments->NativeArgAt(0));
|
|
return Array::MakeArray(array);
|
|
}
|
|
|
|
} // namespace dart
|