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Issue 2567333002: [promises] port NewPromiseCapability to TF (Closed)
Patch Set: fix cctests and stuff Created 3 years, 12 months ago
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1 // Copyright 2014 the V8 project authors. All rights reserved. 1 // Copyright 2014 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/bootstrapper.h" 5 #include "src/bootstrapper.h"
6 6
7 #include "src/accessors.h" 7 #include "src/accessors.h"
8 #include "src/api-natives.h" 8 #include "src/api-natives.h"
9 #include "src/base/ieee754.h" 9 #include "src/base/ieee754.h"
10 #include "src/code-stubs.h" 10 #include "src/code-stubs.h"
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1836 Builtins::kDatePrototypeToPrimitive, 1836 Builtins::kDatePrototypeToPrimitive,
1837 static_cast<PropertyAttributes>(DONT_ENUM | READ_ONLY)); 1837 static_cast<PropertyAttributes>(DONT_ENUM | READ_ONLY));
1838 1838
1839 // Set the expected parameters for @@toPrimitive to 1; required by builtin. 1839 // Set the expected parameters for @@toPrimitive to 1; required by builtin.
1840 to_primitive->shared()->set_internal_formal_parameter_count(1); 1840 to_primitive->shared()->set_internal_formal_parameter_count(1);
1841 1841
1842 // Set the length for the function to satisfy ECMA-262. 1842 // Set the length for the function to satisfy ECMA-262.
1843 to_primitive->shared()->set_length(1); 1843 to_primitive->shared()->set_length(1);
1844 } 1844 }
1845 1845
1846 {
1847 Handle<Code> code = handle(
1848 isolate->builtins()->builtin(Builtins::kPromiseGetCapabilitiesExecutor),
1849 isolate);
gsathya 2016/12/21 01:02:33 Handle<Code> code = isolate->builtins()->PromiseGe
caitp 2016/12/21 21:01:13 Done.
1850 Handle<SharedFunctionInfo> info =
1851 factory->NewSharedFunctionInfo(factory->empty_string(), code, true);
1852 info->SetConstructStub(*isolate->builtins()->JSBuiltinsConstructStub());
1853 info->set_instance_class_name(isolate->heap()->Object_string());
1854 info->set_internal_formal_parameter_count(2);
1855 info->set_length(2);
1856 native_context()->set_promise_get_capabilities_executor_shared_fun(*info);
1857
1858 // %new_internal_promise_capability(debugEvent)
1859 Handle<JSFunction> new_internal_promise_capability =
1860 SimpleCreateFunction(isolate, factory->empty_string(),
1861 Builtins::kNewInternalPromiseCapability, 1, false);
1862 InstallWithIntrinsicDefaultProto(
1863 isolate, new_internal_promise_capability,
1864 Context::NEW_INTERNAL_PROMISE_CAPABILITY_INDEX);
1865
1866 // %new_promise_capability(C, debugEvent)
1867 Handle<JSFunction> new_promise_capability =
1868 SimpleCreateFunction(isolate, factory->empty_string(),
1869 Builtins::kNewPromiseCapability, 2, false);
1870 InstallWithIntrinsicDefaultProto(isolate, new_promise_capability,
1871 Context::NEW_PROMISE_CAPABILITY_INDEX);
1872 }
1873
1846 { // -- P r o m i s e 1874 { // -- P r o m i s e
1847 // Set catch prediction 1875 // Set catch prediction
1848 Handle<Code> promise_code = isolate->builtins()->PromiseConstructor(); 1876 Handle<Code> promise_code = isolate->builtins()->PromiseConstructor();
1849 promise_code->set_is_promise_rejection(true); 1877 promise_code->set_is_promise_rejection(true);
1850 1878
1851 Handle<JSObject> prototype = 1879 Handle<JSObject> prototype =
1852 factory->NewJSObject(isolate->object_function(), TENURED); 1880 factory->NewJSObject(isolate->object_function(), TENURED);
1853 Handle<JSFunction> promise_fun = 1881 Handle<JSFunction> promise_fun =
1854 InstallFunction(global, "Promise", JS_PROMISE_TYPE, JSPromise::kSize, 1882 InstallFunction(global, "Promise", JS_PROMISE_TYPE, JSPromise::kSize,
1855 prototype, Builtins::kPromiseConstructor); 1883 prototype, Builtins::kPromiseConstructor);
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4656 } 4684 }
4657 4685
4658 4686
4659 // Called when the top-level V8 mutex is destroyed. 4687 // Called when the top-level V8 mutex is destroyed.
4660 void Bootstrapper::FreeThreadResources() { 4688 void Bootstrapper::FreeThreadResources() {
4661 DCHECK(!IsActive()); 4689 DCHECK(!IsActive());
4662 } 4690 }
4663 4691
4664 } // namespace internal 4692 } // namespace internal
4665 } // namespace v8 4693 } // namespace v8
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