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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/factory.h" | 5 #include "src/factory.h" |
6 | 6 |
7 #include "src/allocation-site-scopes.h" | 7 #include "src/allocation-site-scopes.h" |
8 #include "src/base/bits.h" | 8 #include "src/base/bits.h" |
9 #include "src/bootstrapper.h" | 9 #include "src/bootstrapper.h" |
10 #include "src/conversions.h" | 10 #include "src/conversions.h" |
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1923 Handle<JSProxy> Factory::NewJSFunctionProxy(Handle<Object> handler, | 1923 Handle<JSProxy> Factory::NewJSFunctionProxy(Handle<Object> handler, |
1924 Handle<JSReceiver> call_trap, | 1924 Handle<JSReceiver> call_trap, |
1925 Handle<Object> construct_trap, | 1925 Handle<Object> construct_trap, |
1926 Handle<Object> prototype) { | 1926 Handle<Object> prototype) { |
1927 // Allocate map. | 1927 // Allocate map. |
1928 // TODO(rossberg): Once we optimize proxies, think about a scheme to share | 1928 // TODO(rossberg): Once we optimize proxies, think about a scheme to share |
1929 // maps. Will probably depend on the identity of the handler object, too. | 1929 // maps. Will probably depend on the identity of the handler object, too. |
1930 Handle<Map> map = NewMap(JS_FUNCTION_PROXY_TYPE, JSFunctionProxy::kSize); | 1930 Handle<Map> map = NewMap(JS_FUNCTION_PROXY_TYPE, JSFunctionProxy::kSize); |
1931 Map::SetPrototype(map, prototype); | 1931 Map::SetPrototype(map, prototype); |
1932 map->set_is_callable(); | 1932 map->set_is_callable(); |
| 1933 map->set_is_constructor(construct_trap->IsCallable()); |
1933 | 1934 |
1934 // Allocate the proxy object. | 1935 // Allocate the proxy object. |
1935 Handle<JSFunctionProxy> result = New<JSFunctionProxy>(map, NEW_SPACE); | 1936 Handle<JSFunctionProxy> result = New<JSFunctionProxy>(map, NEW_SPACE); |
1936 result->InitializeBody(map->instance_size(), Smi::FromInt(0)); | 1937 result->InitializeBody(map->instance_size(), Smi::FromInt(0)); |
1937 result->set_handler(*handler); | 1938 result->set_handler(*handler); |
1938 result->set_hash(*undefined_value(), SKIP_WRITE_BARRIER); | 1939 result->set_hash(*undefined_value(), SKIP_WRITE_BARRIER); |
1939 result->set_call_trap(*call_trap); | 1940 result->set_call_trap(*call_trap); |
1940 result->set_construct_trap(*construct_trap); | 1941 result->set_construct_trap(*construct_trap); |
1941 return result; | 1942 return result; |
1942 } | 1943 } |
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1984 // Reinitialize the object from the constructor map. | 1985 // Reinitialize the object from the constructor map. |
1985 heap->InitializeJSObjectFromMap(*jsobj, *properties, *map); | 1986 heap->InitializeJSObjectFromMap(*jsobj, *properties, *map); |
1986 | 1987 |
1987 // The current native context is used to set up certain bits. | 1988 // The current native context is used to set up certain bits. |
1988 // TODO(adamk): Using the current context seems wrong, it should be whatever | 1989 // TODO(adamk): Using the current context seems wrong, it should be whatever |
1989 // context the JSProxy originated in. But that context isn't stored anywhere. | 1990 // context the JSProxy originated in. But that context isn't stored anywhere. |
1990 Handle<Context> context(isolate()->native_context()); | 1991 Handle<Context> context(isolate()->native_context()); |
1991 | 1992 |
1992 // Functions require some minimal initialization. | 1993 // Functions require some minimal initialization. |
1993 if (type == JS_FUNCTION_TYPE) { | 1994 if (type == JS_FUNCTION_TYPE) { |
1994 map->set_function_with_prototype(true); | 1995 map->set_is_constructor(true); |
1995 map->set_is_callable(); | 1996 map->set_is_callable(); |
1996 Handle<JSFunction> js_function = Handle<JSFunction>::cast(proxy); | 1997 Handle<JSFunction> js_function = Handle<JSFunction>::cast(proxy); |
1997 InitializeFunction(js_function, shared.ToHandleChecked(), context); | 1998 InitializeFunction(js_function, shared.ToHandleChecked(), context); |
1998 } else { | 1999 } else { |
1999 // Provide JSObjects with a constructor. | 2000 // Provide JSObjects with a constructor. |
2000 map->SetConstructor(context->object_function()); | 2001 map->SetConstructor(context->object_function()); |
2001 } | 2002 } |
2002 } | 2003 } |
2003 | 2004 |
2004 | 2005 |
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2373 } | 2374 } |
2374 | 2375 |
2375 | 2376 |
2376 Handle<Object> Factory::ToBoolean(bool value) { | 2377 Handle<Object> Factory::ToBoolean(bool value) { |
2377 return value ? true_value() : false_value(); | 2378 return value ? true_value() : false_value(); |
2378 } | 2379 } |
2379 | 2380 |
2380 | 2381 |
2381 } // namespace internal | 2382 } // namespace internal |
2382 } // namespace v8 | 2383 } // namespace v8 |
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