[stubs] Migrate ToLengthStub 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/codegen.h"
@@ skipping 31 matching lines @@
   V(ProfileEntryHook)                       \
   V(RecordWrite)                            \
   V(RegExpExec)                             \
   V(StoreBufferOverflow)                    \
   V(StoreElement)                           \
   V(StubFailureTrampoline)                  \
   V(SubString)                              \
   V(ToNumber)                               \
   V(NonNumberToNumber)                      \
   V(StringToNumber)                         \
-  V(ToLength)                               \
   V(ToString)                               \
   V(ToName)                                 \
   V(ToObject)                               \
   V(VectorStoreICTrampoline)                \
   V(VectorKeyedStoreICTrampoline)           \
   V(VectorStoreIC)                          \
   V(VectorKeyedStoreIC)                     \
   /* HydrogenCodeStubs */                   \
   V(AllocateInNewSpace)                     \
   V(ArrayNArgumentsConstructor)             \
@@ skipping 61 matching lines @@
   V(NotEqual)                               \
   V(StrictEqual)                            \
   V(StrictNotEqual)                         \
   V(StringEqual)                            \
   V(StringNotEqual)                         \
   V(StringLessThan)                         \
   V(StringLessThanOrEqual)                  \
   V(StringGreaterThan)                      \
   V(StringGreaterThanOrEqual)               \
   V(ToBoolean)                              \
+  V(ToLength)                               \
   /* IC Handler stubs */                    \
   V(ArrayBufferViewLoadField)               \
   V(LoadConstant)                           \
   V(LoadFastElement)                        \
   V(LoadField)                              \
   V(LoadIndexedInterceptor)                 \
   V(KeyedLoadSloppyArguments)               \
   V(KeyedStoreSloppyArguments)              \
   V(StoreField)                             \
   V(StoreInterceptor)                       \
@@ skipping 685 matching lines @@
 };
 
 class ToBooleanStub final : public TurboFanCodeStub {
  public:
   explicit ToBooleanStub(Isolate* isolate) : TurboFanCodeStub(isolate) {}
 
   DEFINE_CALL_INTERFACE_DESCRIPTOR(TypeConversion);
   DEFINE_TURBOFAN_CODE_STUB(ToBoolean, TurboFanCodeStub);
 };
 
+class ToLengthStub final : public TurboFanCodeStub {
+ public:
+  explicit ToLengthStub(Isolate* isolate) : TurboFanCodeStub(isolate) {}
+
+  DEFINE_CALL_INTERFACE_DESCRIPTOR(TypeConversion);
+  DEFINE_TURBOFAN_CODE_STUB(ToLength, TurboFanCodeStub);
+};
+
 class StoreInterceptorStub : public TurboFanCodeStub {
  public:
   explicit StoreInterceptorStub(Isolate* isolate) : TurboFanCodeStub(isolate) {}
 
   void GenerateAssembly(compiler::CodeStubAssembler* assember) const override;
 
   Code::Kind GetCodeKind() const override { return Code::HANDLER; }
 
   DEFINE_CALL_INTERFACE_DESCRIPTOR(Store);
   DEFINE_CODE_STUB(StoreInterceptor, TurboFanCodeStub);
@@ skipping 2197 matching lines @@
 };
 
 class StringToNumberStub final : public PlatformCodeStub {
  public:
   explicit StringToNumberStub(Isolate* isolate) : PlatformCodeStub(isolate) {}
 
   DEFINE_CALL_INTERFACE_DESCRIPTOR(TypeConversion);
   DEFINE_PLATFORM_CODE_STUB(StringToNumber, PlatformCodeStub);
 };
 
-class ToLengthStub final : public PlatformCodeStub {
- public:
-  explicit ToLengthStub(Isolate* isolate) : PlatformCodeStub(isolate) {}
-
-  DEFINE_CALL_INTERFACE_DESCRIPTOR(TypeConversion);
-  DEFINE_PLATFORM_CODE_STUB(ToLength, PlatformCodeStub);
-};
-
 
 class ToStringStub final : public PlatformCodeStub {
  public:
   explicit ToStringStub(Isolate* isolate) : PlatformCodeStub(isolate) {}
 
   DEFINE_CALL_INTERFACE_DESCRIPTOR(TypeConversion);
   DEFINE_PLATFORM_CODE_STUB(ToString, PlatformCodeStub);
 };
 
 
@@ skipping 20 matching lines @@
 #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_