asiva@google.com
8f208ad7ca
This also fixes issue (5526318 : Make access to GrowableArray objects through the dart api more efficient) Review URL: https://chromiumcodereview.appspot.com//10012042 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@6341 260f80e4-7a28-3924-810f-c04153c831b5
100 lines
3.3 KiB
C++
100 lines
3.3 KiB
C++
// Copyright (c) 2012, 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 "platform/assert.h"
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#include "vm/assembler.h"
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#include "vm/bootstrap_natives.h"
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#include "vm/exceptions.h"
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#include "vm/native_entry.h"
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#include "vm/object.h"
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namespace dart {
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DEFINE_NATIVE_ENTRY(GrowableObjectArray_allocate, 2) {
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const AbstractTypeArguments& type_arguments =
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AbstractTypeArguments::CheckedHandle(arguments->At(0));
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ASSERT(type_arguments.IsNull() ||
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(type_arguments.IsInstantiated() && (type_arguments.Length() == 1)));
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GET_NATIVE_ARGUMENT(Array, data, arguments->At(1));
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if ((data.Length() <= 0)) {
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const Integer& index = Integer::Handle(Integer::New(data.Length()));
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GrowableArray<const Object*> args;
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args.Add(&index);
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Exceptions::ThrowByType(Exceptions::kIndexOutOfRange, args);
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}
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const GrowableObjectArray& new_array =
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GrowableObjectArray::Handle(GrowableObjectArray::New(data));
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new_array.SetTypeArguments(type_arguments);
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arguments->SetReturn(new_array);
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}
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DEFINE_NATIVE_ENTRY(GrowableObjectArray_getIndexed, 2) {
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const GrowableObjectArray& array =
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GrowableObjectArray::CheckedHandle(arguments->At(0));
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GET_NATIVE_ARGUMENT(Smi, index, arguments->At(1));
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if ((index.Value() < 0) || (index.Value() >= array.Length())) {
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GrowableArray<const Object*> args;
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args.Add(&index);
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Exceptions::ThrowByType(Exceptions::kIndexOutOfRange, args);
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}
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const Instance& obj = Instance::CheckedHandle(array.At(index.Value()));
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arguments->SetReturn(obj);
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}
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DEFINE_NATIVE_ENTRY(GrowableObjectArray_setIndexed, 3) {
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const GrowableObjectArray& array =
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GrowableObjectArray::CheckedHandle(arguments->At(0));
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GET_NATIVE_ARGUMENT(Smi, index, arguments->At(1));
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if ((index.Value() < 0) || (index.Value() >= array.Length())) {
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GrowableArray<const Object*> args;
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args.Add(&index);
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Exceptions::ThrowByType(Exceptions::kIndexOutOfRange, args);
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}
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GET_NATIVE_ARGUMENT(Instance, value, arguments->At(2));
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array.SetAt(index.Value(), value);
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}
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DEFINE_NATIVE_ENTRY(GrowableObjectArray_getLength, 1) {
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const GrowableObjectArray& array =
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GrowableObjectArray::CheckedHandle(arguments->At(0));
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const Smi& length = Smi::Handle(isolate, Smi::New(array.Length()));
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arguments->SetReturn(length);
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}
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DEFINE_NATIVE_ENTRY(GrowableObjectArray_getCapacity, 1) {
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const GrowableObjectArray& array =
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GrowableObjectArray::CheckedHandle(arguments->At(0));
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const Smi& capacity = Smi::Handle(isolate, Smi::New(array.Capacity()));
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arguments->SetReturn(capacity);
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}
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DEFINE_NATIVE_ENTRY(GrowableObjectArray_setLength, 2) {
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const GrowableObjectArray& array =
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GrowableObjectArray::CheckedHandle(arguments->At(0));
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GET_NATIVE_ARGUMENT(Smi, length, arguments->At(1));
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if ((length.Value() < 0) || (length.Value() > array.Capacity())) {
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GrowableArray<const Object*> args;
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args.Add(&length);
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Exceptions::ThrowByType(Exceptions::kIndexOutOfRange, args);
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}
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array.SetLength(length.Value());
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}
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DEFINE_NATIVE_ENTRY(GrowableObjectArray_setData, 2) {
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const GrowableObjectArray& array =
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GrowableObjectArray::CheckedHandle(arguments->At(0));
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GET_NATIVE_ARGUMENT(Array, data, arguments->At(1));
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ASSERT(data.Length() > 0);
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array.SetData(data);
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}
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} // namespace dart
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