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Issue 1213203007: Create a internal, global native context used only for generated code stubs (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Review feedback Created 5 years, 5 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 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/code-stubs.h" 5 #include "src/code-stubs.h"
6 6
7 #include <sstream> 7 #include <sstream>
8 8
9 #include "src/bootstrapper.h" 9 #include "src/bootstrapper.h"
10 #include "src/cpu-profiler.h" 10 #include "src/cpu-profiler.h"
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460 } 460 }
461 TraceTransition(old_state, state); 461 TraceTransition(old_state, state);
462 set_sub_minor_key(TypesBits::update(sub_minor_key(), state.ToIntegral())); 462 set_sub_minor_key(TypesBits::update(sub_minor_key(), state.ToIntegral()));
463 } 463 }
464 464
465 465
466 namespace { 466 namespace {
467 467
468 Handle<JSFunction> GetFunction(Isolate* isolate, const char* name) { 468 Handle<JSFunction> GetFunction(Isolate* isolate, const char* name) {
469 v8::ExtensionConfiguration no_extensions; 469 v8::ExtensionConfiguration no_extensions;
470 Handle<Context> ctx = isolate->bootstrapper()->CreateEnvironment( 470 MaybeHandle<Object> fun = Object::GetProperty(
471 MaybeHandle<JSGlobalProxy>(), v8::Local<v8::ObjectTemplate>(), 471 isolate, isolate->factory()->code_stub_exports_object(), name);
472 &no_extensions);
473 Handle<JSBuiltinsObject> builtins = handle(ctx->builtins());
474 MaybeHandle<Object> fun = Object::GetProperty(isolate, builtins, name);
475 Handle<JSFunction> function = Handle<JSFunction>::cast(fun.ToHandleChecked()); 472 Handle<JSFunction> function = Handle<JSFunction>::cast(fun.ToHandleChecked());
476 DCHECK(!function->IsUndefined() && 473 DCHECK(!function->IsUndefined() &&
477 "JavaScript implementation of stub not found"); 474 "JavaScript implementation of stub not found");
478 return function; 475 return function;
479 } 476 }
480 } // namespace 477 } // namespace
481 478
482 479
483 Handle<Code> TurboFanCodeStub::GenerateCode() { 480 Handle<Code> TurboFanCodeStub::GenerateCode() {
484 // Get the outer ("stub generator") function. 481 // Get the outer ("stub generator") function.
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1061 1058
1062 if (type->Is(Type::UntaggedPointer())) { 1059 if (type->Is(Type::UntaggedPointer())) {
1063 return Representation::External(); 1060 return Representation::External();
1064 } 1061 }
1065 1062
1066 DCHECK(!type->Is(Type::Untagged())); 1063 DCHECK(!type->Is(Type::Untagged()));
1067 return Representation::Tagged(); 1064 return Representation::Tagged();
1068 } 1065 }
1069 } // namespace internal 1066 } // namespace internal
1070 } // namespace v8 1067 } // namespace v8
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