[stubs] Port KeyedStoreIC_Slow/Miss and StoreSlowElementStub to TF.

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 29 matching lines @@
   V(DoubleToI)                                \
   V(FunctionPrototype)                        \
   V(InternalArrayConstructor)                 \
   V(JSEntry)                                  \
   V(LoadIndexedString)                        \
   V(MathPow)                                  \
   V(ProfileEntryHook)                         \
   V(RecordWrite)                              \
   V(RegExpExec)                               \
   V(StoreBufferOverflow)                      \
-  V(StoreElement)                             \
+  V(StoreSlowElement)                         \
   V(SubString)                                \
   V(FastNewRestParameter)                     \
   V(FastNewSloppyArguments)                   \
   V(FastNewStrictArguments)                   \
   V(NameDictionaryLookup)                     \
   /* This can be removed once there are no */ \
   /* more deopting Hydrogen stubs. */         \
   V(StubFailureTrampoline)                    \
   /* These are only called from FCG */        \
   /* They can be removed when only the TF  */ \
@@ skipping 37 matching lines @@
   V(KeyedLoadSloppyArguments)                 \
   V(KeyedStoreSloppyArguments)                \
   V(LoadScriptContextField)                   \
   V(StoreScriptContextField)                  \
   V(NumberToString)                           \
   V(StringAdd)                                \
   V(GetProperty)                              \
   V(StoreFastElement)                         \
   V(StoreGlobal)                              \
   V(StoreInterceptor)                         \
-  V(LoadApiGetter)                            \
   V(LoadIndexedInterceptor)                   \
   V(GrowArrayElements)
 
 // List of code stubs only used on ARM 32 bits platforms.
 #if V8_TARGET_ARCH_ARM
 #define CODE_STUB_LIST_ARM(V) V(DirectCEntry)
 
 #else
 #define CODE_STUB_LIST_ARM(V)
 #endif
@@ skipping 879 matching lines @@
   }
 
   Code::Kind GetCodeKind() const override { return Code::HANDLER; }
   ExtraICState GetExtraICState() const override { return Code::STORE_IC; }
 
  protected:
   DEFINE_CALL_INTERFACE_DESCRIPTOR(StoreWithVector);
   DEFINE_TURBOFAN_CODE_STUB(KeyedStoreSloppyArguments, TurboFanCodeStub);
 };
 
-class LoadApiGetterStub : public TurboFanCodeStub {
- public:
-  LoadApiGetterStub(Isolate* isolate, bool receiver_is_holder, int index)
-      : TurboFanCodeStub(isolate) {
-    // If that's not true, we need to ensure that the receiver is actually a
-    // JSReceiver. http://crbug.com/609134
-    DCHECK(receiver_is_holder);
-    minor_key_ = IndexBits::encode(index) |
-                 ReceiverIsHolderBits::encode(receiver_is_holder);
-  }
-
-  Code::Kind GetCodeKind() const override { return Code::HANDLER; }
-  ExtraICState GetExtraICState() const override { return Code::LOAD_IC; }
-
-  int index() const { return IndexBits::decode(minor_key_); }
-  bool receiver_is_holder() const {
-    return ReceiverIsHolderBits::decode(minor_key_);
-  }
-
- private:
-  class ReceiverIsHolderBits : public BitField<bool, 0, 1> {};
-  class IndexBits : public BitField<int, 1, kDescriptorIndexBitCount> {};
-
-  DEFINE_CALL_INTERFACE_DESCRIPTOR(Load);
-  DEFINE_TURBOFAN_CODE_STUB(LoadApiGetter, TurboFanCodeStub);
-};
-
 class StoreGlobalStub : public TurboFanCodeStub {
  public:
   StoreGlobalStub(Isolate* isolate, PropertyCellType type,
                   Maybe<PropertyCellConstantType> constant_type,
                   bool check_global)
       : TurboFanCodeStub(isolate) {
     PropertyCellConstantType encoded_constant_type =
         constant_type.FromMaybe(PropertyCellConstantType::kSmi);
     minor_key_ = CellTypeBits::encode(type) |
                  ConstantTypeBits::encode(encoded_constant_type) |
@@ skipping 876 matching lines @@
       : PlatformCodeStub(isolate) {}
 
   CallInterfaceDescriptor GetCallInterfaceDescriptor() const override {
     return ArrayNArgumentsConstructorDescriptor(isolate());
   }
 
  private:
   DEFINE_PLATFORM_CODE_STUB(ArrayNArgumentsConstructor, PlatformCodeStub);
 };
 
-class StoreElementStub : public PlatformCodeStub {
+class StoreSlowElementStub : public TurboFanCodeStub {
  public:
-  StoreElementStub(Isolate* isolate, ElementsKind elements_kind,
-                   KeyedAccessStoreMode mode)
-      : PlatformCodeStub(isolate) {
-    // TODO(jkummerow): Rename this stub to StoreSlowElementStub,
-    // drop elements_kind parameter.
-    DCHECK_EQ(DICTIONARY_ELEMENTS, elements_kind);
-    minor_key_ = ElementsKindBits::encode(elements_kind) |
-                 CommonStoreModeBits::encode(mode);
+  StoreSlowElementStub(Isolate* isolate, KeyedAccessStoreMode mode)
+      : TurboFanCodeStub(isolate) {
+    minor_key_ = CommonStoreModeBits::encode(mode);
   }
 
   Code::Kind GetCodeKind() const override { return Code::HANDLER; }
   ExtraICState GetExtraICState() const override { return Code::KEYED_STORE_IC; }
 
  private:
-  ElementsKind elements_kind() const {
-    return ElementsKindBits::decode(minor_key_);
-  }
-
-  class ElementsKindBits
-      : public BitField<ElementsKind, CommonStoreModeBits::kNext, 8> {};
-
   DEFINE_CALL_INTERFACE_DESCRIPTOR(StoreWithVector);
-  DEFINE_PLATFORM_CODE_STUB(StoreElement, PlatformCodeStub);
+  DEFINE_TURBOFAN_CODE_STUB(StoreSlowElement, TurboFanCodeStub);
 };
 
 class ToBooleanICStub : public HydrogenCodeStub {
  public:
   ToBooleanICStub(Isolate* isolate, ExtraICState state)
       : HydrogenCodeStub(isolate) {
     set_sub_minor_key(HintsBits::encode(static_cast<uint16_t>(state)));
   }
 
   bool UpdateStatus(Handle<Object> object);
@@ skipping 144 matching lines @@
 #undef DEFINE_PLATFORM_CODE_STUB
 #undef DEFINE_HANDLER_CODE_STUB
 #undef DEFINE_HYDROGEN_CODE_STUB
 #undef DEFINE_CODE_STUB
 #undef DEFINE_CODE_STUB_BASE
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_CODE_STUBS_H_