[stubs] Port ToName stub to TurboFan.

src/code-stubs.h

 // Copyright 2012 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.
 
 #ifndef V8_CODE_STUBS_H_
 #define V8_CODE_STUBS_H_
 
 #include "src/allocation.h"
 #include "src/assembler.h"
 #include "src/code-stub-assembler.h"
@@ skipping 24 matching lines @@
   V(JSEntry)                                  \
   V(LoadIndexedString)                        \
   V(MathPow)                                  \
   V(ProfileEntryHook)                         \
   V(RecordWrite)                              \
   V(RegExpExec)                               \
   V(StoreBufferOverflow)                      \
   V(StoreElement)                             \
   V(SubString)                                \
   V(ToString)                                 \
-  V(ToName)                                   \
   V(StoreIC)                                  \
   V(KeyedStoreIC)                             \
   V(KeyedLoadIC)                              \
   V(LoadIC)                                   \
   V(LoadGlobalIC)                             \
   V(FastNewObject)                            \
   V(FastNewRestParameter)                     \
   V(FastNewSloppyArguments)                   \
   V(FastNewStrictArguments)                   \
   V(NameDictionaryLookup)                     \
@@ skipping 98 matching lines @@
   V(StrictEqual)                              \
   V(StrictNotEqual)                           \
   V(StringEqual)                              \
   V(StringNotEqual)                           \
   V(StringLessThan)                           \
   V(StringLessThanOrEqual)                    \
   V(StringGreaterThan)                        \
   V(StringGreaterThanOrEqual)                 \
   V(ToInteger)                                \
   V(ToLength)                                 \
+  V(ToName)                                   \
   V(HasProperty)                              \
   V(ForInFilter)                              \
   V(GetProperty)                              \
   V(LoadICTF)                                 \
   V(KeyedLoadICTF)                            \
   V(StoreInterceptor)                         \
   V(LoadApiGetter)                            \
   V(LoadIndexedInterceptor)                   \
   V(GrowArrayElements)                        \
   /* These are only called from FGC and */    \
@@ skipping 3020 matching lines @@
 };
 
 class ToStringStub final : public PlatformCodeStub {
  public:
   explicit ToStringStub(Isolate* isolate) : PlatformCodeStub(isolate) {}
 
   DEFINE_CALL_INTERFACE_DESCRIPTOR(TypeConversion);
   DEFINE_PLATFORM_CODE_STUB(ToString, PlatformCodeStub);
 };
 
-class ToNameStub final : public PlatformCodeStub {
+class ToNameStub final : public TurboFanCodeStub {
  public:
-  explicit ToNameStub(Isolate* isolate) : PlatformCodeStub(isolate) {}
+  explicit ToNameStub(Isolate* isolate) : TurboFanCodeStub(isolate) {}
 
   DEFINE_CALL_INTERFACE_DESCRIPTOR(TypeConversion);
-  DEFINE_PLATFORM_CODE_STUB(ToName, PlatformCodeStub);
+  DEFINE_TURBOFAN_UNARY_OP_CODE_STUB(ToName, TurboFanCodeStub);
 };
 
 class ToObjectStub final : public TurboFanCodeStub {
  public:
   explicit ToObjectStub(Isolate* isolate) : TurboFanCodeStub(isolate) {}
 
   DEFINE_CALL_INTERFACE_DESCRIPTOR(TypeConversion);
   DEFINE_TURBOFAN_CODE_STUB(ToObject, TurboFanCodeStub);
 };
 
 #undef DEFINE_CALL_INTERFACE_DESCRIPTOR
 #undef DEFINE_PLATFORM_CODE_STUB
 #undef DEFINE_HANDLER_CODE_STUB
 #undef DEFINE_HYDROGEN_CODE_STUB
 #undef DEFINE_CODE_STUB
 #undef DEFINE_CODE_STUB_BASE
 
 extern Representation RepresentationFromType(Type* type);
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_CODE_STUBS_H_