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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #include "vm/bootstrap_natives.h" | 5 #include "vm/bootstrap_natives.h" |
6 | 6 |
7 #include "vm/compiler.h" | 7 #include "vm/compiler.h" |
8 #include "vm/dart_entry.h" | 8 #include "vm/dart_entry.h" |
9 #include "vm/exceptions.h" | 9 #include "vm/exceptions.h" |
10 #include "vm/native_entry.h" | 10 #include "vm/native_entry.h" |
11 #include "vm/object.h" | 11 #include "vm/object.h" |
12 #include "vm/symbols.h" | 12 #include "vm/symbols.h" |
13 | 13 |
14 namespace dart { | 14 namespace dart { |
15 | 15 |
16 DEFINE_NATIVE_ENTRY(Function_apply, 2) { | 16 DEFINE_NATIVE_ENTRY(Function_apply, 2) { |
17 const Array& fun_arguments = Array::CheckedHandle(arguments->NativeArgAt(0)); | 17 const Array& fun_arguments = Array::CheckedHandle(arguments->NativeArgAt(0)); |
18 const Array& fun_arg_names = Array::CheckedHandle(arguments->NativeArgAt(1)); | 18 const Array& fun_arg_names = Array::CheckedHandle(arguments->NativeArgAt(1)); |
19 // TODO(regis): Simply call DartEntry::InvokeClosure once it is modified to | |
20 // take an arguments descriptor array and an arguments array. | |
21 Instance& instance = Instance::Handle(); | 19 Instance& instance = Instance::Handle(); |
22 instance ^= fun_arguments.At(0); | 20 instance ^= fun_arguments.At(0); |
23 // Get the entrypoint corresponding to the closure function or to the call | |
24 // method of the instance. This will result in a compilation of the function | |
25 // if it is not already compiled. | |
26 Function& function = Function::Handle(); | |
27 Context& context = Context::Handle(); | |
28 if (!instance.IsCallable(&function, &context)) { | |
29 const String& call_symbol = String::Handle(Symbols::Call()); | |
30 const Object& null_object = Object::Handle(); | |
31 GrowableArray<const Object*> dart_arguments(5); | |
32 dart_arguments.Add(&instance); | |
33 dart_arguments.Add(&call_symbol); | |
34 dart_arguments.Add(&fun_arguments); // Including instance. | |
35 dart_arguments.Add(&null_object); // TODO(regis): Provide names. | |
36 // If a function "call" with different arguments exists, it will have been | |
37 // invoked above, so no need to handle this case here. | |
38 Exceptions::ThrowByType(Exceptions::kNoSuchMethod, dart_arguments); | |
39 UNREACHABLE(); | |
40 return Object::null(); | |
41 } | |
42 ASSERT(!function.IsNull()); | |
43 if (!function.HasCode()) { | |
44 const Error& error = Error::Handle(Compiler::CompileFunction(function)); | |
45 if (!error.IsNull()) { | |
46 Exceptions::PropagateError(error); | |
47 } | |
48 } | |
49 // Set up arguments as GrowableArray. | |
50 const int num_arguments = fun_arguments.Length(); | |
51 GrowableArray<const Object*> args(num_arguments); | |
52 for (int i = 0; i < num_arguments; i++) { | |
53 args.Add(&Object::ZoneHandle(fun_arguments.At(i))); | |
54 } | |
55 // Now call the invoke stub which will invoke the closure. | |
56 DartEntry::invokestub entrypoint = reinterpret_cast<DartEntry::invokestub>( | |
57 StubCode::InvokeDartCodeEntryPoint()); | |
58 ASSERT(context.isolate() == Isolate::Current()); | |
59 const Code& code = Code::Handle(function.CurrentCode()); | |
60 ASSERT(!code.IsNull()); | |
61 const Array& fun_args_desc = | 21 const Array& fun_args_desc = |
62 Array::Handle(ArgumentsDescriptor::New(num_arguments, fun_arg_names)); | 22 Array::Handle(ArgumentsDescriptor::New(fun_arguments.Length(), |
63 const Object& result = Object::Handle( | 23 fun_arg_names)); |
64 entrypoint(code.EntryPoint(), fun_args_desc, args.data(), context)); | 24 const Object& result = |
| 25 Object::Handle(DartEntry::InvokeClosure(instance, |
| 26 fun_arguments, |
| 27 fun_args_desc)); |
65 if (result.IsError()) { | 28 if (result.IsError()) { |
66 Exceptions::PropagateError(Error::Cast(result)); | 29 Exceptions::PropagateError(Error::Cast(result)); |
67 } | 30 } |
68 return result.raw(); | 31 return result.raw(); |
69 } | 32 } |
70 | 33 |
71 } // namespace dart | 34 } // namespace dart |
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