cshapiro@google.com
da14bf70a7
This change also corrects some misuses of format strings and format arguments that discovered by the compiler checks. Review URL: https://chromiumcodereview.appspot.com//10869063 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@11912 260f80e4-7a28-3924-810f-c04153c831b5
112 lines
3.8 KiB
C++
112 lines
3.8 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/bootstrap_natives.h"
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#include "vm/assembler.h"
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#include "vm/bigint_operations.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(ObjectArray_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(Smi, length, arguments->At(1));
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intptr_t len = length.Value();
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if (len < 0 || len > Array::kMaxElements) {
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const String& error = String::Handle(String::NewFormatted(
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"length (%"Pd") must be in the range [0..%"Pd"]",
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len, Array::kMaxElements));
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GrowableArray<const Object*> args;
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args.Add(&error);
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Exceptions::ThrowByType(Exceptions::kIllegalArgument, args);
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}
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const Array& new_array = Array::Handle(Array::New(length.Value()));
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new_array.SetTypeArguments(type_arguments);
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return new_array.raw();
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}
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DEFINE_NATIVE_ENTRY(ObjectArray_getIndexed, 2) {
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const Array& array = Array::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*> arguments;
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arguments.Add(&index);
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Exceptions::ThrowByType(Exceptions::kIndexOutOfRange, arguments);
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}
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return array.At(index.Value());
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}
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DEFINE_NATIVE_ENTRY(ObjectArray_setIndexed, 3) {
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const Array& array = Array::CheckedHandle(arguments->At(0));
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GET_NATIVE_ARGUMENT(Smi, index, arguments->At(1));
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const Instance& value = Instance::CheckedHandle(arguments->At(2));
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if ((index.Value() < 0) || (index.Value() >= array.Length())) {
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GrowableArray<const Object*> arguments;
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arguments.Add(&index);
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Exceptions::ThrowByType(Exceptions::kIndexOutOfRange, arguments);
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}
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array.SetAt(index.Value(), value);
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return Object::null();
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}
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DEFINE_NATIVE_ENTRY(ObjectArray_getLength, 1) {
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const Array& array = Array::CheckedHandle(arguments->At(0));
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return Smi::New(array.Length());
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}
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// ObjectArray src, int srcStart, int dstStart, int count.
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DEFINE_NATIVE_ENTRY(ObjectArray_copyFromObjectArray, 5) {
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const Array& dest = Array::CheckedHandle(arguments->At(0));
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GET_NATIVE_ARGUMENT(Array, source, arguments->At(1));
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GET_NATIVE_ARGUMENT(Smi, src_start, arguments->At(2));
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GET_NATIVE_ARGUMENT(Smi, dst_start, arguments->At(3));
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GET_NATIVE_ARGUMENT(Smi, count, arguments->At(4));
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intptr_t icount = count.Value();
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if (icount < 0) {
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GrowableArray<const Object*> args;
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Exceptions::ThrowByType(Exceptions::kIllegalArgument, args);
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}
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if (icount == 0) {
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return Object::null();
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}
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intptr_t isrc_start = src_start.Value();
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intptr_t idst_start = dst_start.Value();
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if ((isrc_start < 0) || ((isrc_start + icount) > source.Length())) {
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GrowableArray<const Object*> arguments;
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arguments.Add(&src_start);
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Exceptions::ThrowByType(Exceptions::kIndexOutOfRange, arguments);
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}
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if ((idst_start < 0) || ((idst_start + icount) > dest.Length())) {
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GrowableArray<const Object*> arguments;
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arguments.Add(&dst_start);
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Exceptions::ThrowByType(Exceptions::kIndexOutOfRange, arguments);
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}
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Object& src_obj = Object::Handle();
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if (isrc_start < idst_start) {
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for (intptr_t i = icount - 1; i >= 0; i--) {
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src_obj = source.At(isrc_start + i);
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dest.SetAt(idst_start + i, src_obj);
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}
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} else {
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for (intptr_t i = 0; i < icount; i++) {
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src_obj = source.At(isrc_start + i);
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dest.SetAt(idst_start + i, src_obj);
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}
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}
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return Object::null();
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}
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} // namespace dart
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