fschneider@google.com
b26ff22adf
Improved aliasing computation in presence of Redefinition and AssertAssignable. Added possibility for inlining annotations via --enable-inlining-annotations flag. R=vegorov@google.com Review URL: https://codereview.chromium.org//184523002 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@41713 260f80e4-7a28-3924-810f-c04153c831b5
78 lines
2.9 KiB
C++
78 lines
2.9 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 "vm/bootstrap_natives.h"
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#include "vm/compiler.h"
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#include "vm/dart_entry.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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#include "vm/symbols.h"
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namespace dart {
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DEFINE_NATIVE_ENTRY(Function_apply, 2) {
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const Array& fun_arguments = Array::CheckedHandle(arguments->NativeArgAt(0));
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const Array& fun_arg_names = Array::CheckedHandle(arguments->NativeArgAt(1));
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const Array& fun_args_desc =
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Array::Handle(ArgumentsDescriptor::New(fun_arguments.Length(),
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fun_arg_names));
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const Object& result =
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Object::Handle(DartEntry::InvokeClosure(fun_arguments, fun_args_desc));
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if (result.IsError()) {
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Exceptions::PropagateError(Error::Cast(result));
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}
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return result.raw();
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}
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DEFINE_NATIVE_ENTRY(FunctionImpl_equals, 2) {
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const Instance& receiver = Instance::CheckedHandle(
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isolate, arguments->NativeArgAt(0));
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ASSERT(receiver.IsClosure());
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GET_NATIVE_ARGUMENT(Instance, other, arguments->NativeArgAt(1));
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ASSERT(!other.IsNull());
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if (receiver.raw() == other.raw()) return Bool::True().raw();
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if (other.IsClosure()) {
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const Function& func_a = Function::Handle(Closure::function(receiver));
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const Function& func_b = Function::Handle(Closure::function(other));
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if (func_a.raw() == func_b.raw()) {
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ASSERT(!func_a.IsImplicitStaticClosureFunction());
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if (func_a.IsImplicitInstanceClosureFunction()) {
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const Context& context_a = Context::Handle(Closure::context(receiver));
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const Context& context_b = Context::Handle(Closure::context(other));
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const Object& receiver_a = Object::Handle(context_a.At(0));
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const Object& receiver_b = Object::Handle(context_b.At(0));
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if (receiver_a.raw() == receiver_b.raw()) return Bool::True().raw();
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}
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}
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}
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return Bool::False().raw();
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}
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DEFINE_NATIVE_ENTRY(FunctionImpl_hashCode, 1) {
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const Instance& receiver = Instance::CheckedHandle(
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isolate, arguments->NativeArgAt(0));
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if (receiver.IsClosure()) {
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const Function& func = Function::Handle(Closure::function(receiver));
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// Hash together name, class name and signature.
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const Class& cls = Class::Handle(func.Owner());
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intptr_t result = String::Handle(func.name()).Hash();
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result += String::Handle(func.Signature()).Hash();
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result += String::Handle(cls.Name()).Hash();
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// Finalize hash value like for strings so that it fits into a smi.
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result += result << 3;
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result ^= result >> 11;
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result += result << 15;
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result &= ((static_cast<intptr_t>(1) << String::kHashBits) - 1);
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return Smi::New(result);
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}
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UNREACHABLE();
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return Object::null();
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}
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} // namespace dart
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