Computed property names for class literals in TurboFan.

src/compiler/js-generic-lowering.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/compiler/common-operator.h"
 #include "src/compiler/graph-inl.h"
 #include "src/compiler/js-generic-lowering.h"
 #include "src/compiler/machine-operator.h"
@@ skipping 93 matching lines @@
 REPLACE_RUNTIME_CALL(JSCreateCatchContext, Runtime::kPushCatchContext)
 REPLACE_RUNTIME_CALL(JSCreateWithContext, Runtime::kPushWithContext)
 REPLACE_RUNTIME_CALL(JSCreateBlockContext, Runtime::kPushBlockContext)
 REPLACE_RUNTIME_CALL(JSCreateModuleContext, Runtime::kPushModuleContext)
 REPLACE_RUNTIME_CALL(JSCreateScriptContext, Runtime::kAbort)
 #undef REPLACE_RUNTIME
 
 
 #define REPLACE_UNIMPLEMENTED(op) \
   void JSGenericLowering::Lower##op(Node* node) { UNIMPLEMENTED(); }
-REPLACE_UNIMPLEMENTED(JSToName)
 REPLACE_UNIMPLEMENTED(JSYield)
 REPLACE_UNIMPLEMENTED(JSDebugger)
 #undef REPLACE_UNIMPLEMENTED
 
 
 static CallDescriptor::Flags FlagsForNode(Node* node) {
   CallDescriptor::Flags result = CallDescriptor::kNoFlags;
   if (OperatorProperties::HasFrameStateInput(node->op())) {
     result |= CallDescriptor::kNeedsFrameState;
   }
@@ skipping 109 matching lines @@
   Callable callable = CodeFactory::ToNumber(isolate());
   ReplaceWithStubCall(node, callable, FlagsForNode(node));
 }
 
 
 void JSGenericLowering::LowerJSToString(Node* node) {
   ReplaceWithBuiltinCall(node, Builtins::TO_STRING, 1);
 }
 
 
+void JSGenericLowering::LowerJSToName(Node* node) {
+  ReplaceWithBuiltinCall(node, Builtins::TO_NAME, 1);
+}
+
+
 void JSGenericLowering::LowerJSToObject(Node* node) {
   ReplaceWithBuiltinCall(node, Builtins::TO_OBJECT, 1);
 }
 
 
 void JSGenericLowering::LowerJSLoadProperty(Node* node) {
   const LoadPropertyParameters& p = LoadPropertyParametersOf(node->op());
   Callable callable = CodeFactory::KeyedLoadICInOptimizedCode(isolate());
   if (FLAG_vector_ics) {
     PatchInsertInput(node, 2, jsgraph()->SmiConstant(p.feedback().index()));
@@ skipping 165 matching lines @@
 
 
 void JSGenericLowering::LowerJSCallRuntime(Node* node) {
   const CallRuntimeParameters& p = CallRuntimeParametersOf(node->op());
   ReplaceWithRuntimeCall(node, p.id(), static_cast<int>(p.arity()));
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8