[stubs] Introducing LoadICTFStub and LoadICTrampolineTFStub and a switch to enable them instead of …

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 121 matching lines @@
   V(StringEqual)                            \
   V(StringNotEqual)                         \
   V(StringLessThan)                         \
   V(StringLessThanOrEqual)                  \
   V(StringGreaterThan)                      \
   V(StringGreaterThanOrEqual)               \
   V(ToBoolean)                              \
   V(ToInteger)                              \
   V(ToLength)                               \
   V(HasProperty)                            \
+  V(LoadICTrampolineTF)                     \
+  V(LoadICTF)                               \
   /* IC Handler stubs */                    \
   V(ArrayBufferViewLoadField)               \
   V(KeyedLoadSloppyArguments)               \
   V(KeyedStoreSloppyArguments)              \
   V(LoadApiGetter)                          \
   V(LoadConstant)                           \
   V(LoadFastElement)                        \
   V(LoadField)                              \
   V(LoadIndexedInterceptor)                 \
   V(StoreField)                             \
@@ skipping 2225 matching lines @@
 
  protected:
   LoadICState state() const {
     return LoadICState(static_cast<ExtraICState>(minor_key_));
   }
 
   DEFINE_CALL_INTERFACE_DESCRIPTOR(Load);
   DEFINE_PLATFORM_CODE_STUB(LoadICTrampoline, PlatformCodeStub);
 };
 
+class LoadICTrampolineTFStub : public TurboFanCodeStub {
+ public:
+  LoadICTrampolineTFStub(Isolate* isolate, const LoadICState& state)
+      : TurboFanCodeStub(isolate) {
+    minor_key_ = state.GetExtraICState();
+  }
+
+  void GenerateAssembly(CodeStubAssembler* assembler) const override;
+
+  Code::Kind GetCodeKind() const override { return Code::LOAD_IC; }
+
+  InlineCacheState GetICState() const final { return GENERIC; }
+
+  ExtraICState GetExtraICState() const final {
+    return static_cast<ExtraICState>(minor_key_);
+  }
+
+ protected:
+  LoadICState state() const {
+    return LoadICState(static_cast<ExtraICState>(minor_key_));
+  }
+
+  DEFINE_CALL_INTERFACE_DESCRIPTOR(Load);
+  DEFINE_CODE_STUB(LoadICTrampolineTF, TurboFanCodeStub);
+};
 
 class KeyedLoadICTrampolineStub : public LoadICTrampolineStub {
  public:
   explicit KeyedLoadICTrampolineStub(Isolate* isolate, const LoadICState& state)
       : LoadICTrampolineStub(isolate, state) {}
 
   Code::Kind GetCodeKind() const override { return Code::KEYED_LOAD_IC; }
 
   DEFINE_PLATFORM_CODE_STUB(KeyedLoadICTrampoline, LoadICTrampolineStub);
 };
@@ skipping 77 matching lines @@
     return static_cast<ExtraICState>(minor_key_);
   }
 
   DEFINE_CALL_INTERFACE_DESCRIPTOR(LoadWithVector);
   DEFINE_PLATFORM_CODE_STUB(LoadIC, PlatformCodeStub);
 
  protected:
   void GenerateImpl(MacroAssembler* masm, bool in_frame);
 };
 
+class LoadICTFStub : public TurboFanCodeStub {
+ public:
+  explicit LoadICTFStub(Isolate* isolate, const LoadICState& state)
+      : TurboFanCodeStub(isolate) {
+    minor_key_ = state.GetExtraICState();
+  }
+
+  void GenerateAssembly(CodeStubAssembler* assembler) const override;
+
+  Code::Kind GetCodeKind() const override { return Code::LOAD_IC; }
+  InlineCacheState GetICState() const final { return GENERIC; }
+  ExtraICState GetExtraICState() const final {
+    return static_cast<ExtraICState>(minor_key_);
+  }
+
+  DEFINE_CALL_INTERFACE_DESCRIPTOR(LoadWithVector);
+  DEFINE_CODE_STUB(LoadICTF, TurboFanCodeStub);
+};
 
 class KeyedLoadICStub : public PlatformCodeStub {
  public:
   explicit KeyedLoadICStub(Isolate* isolate, const LoadICState& state)
       : PlatformCodeStub(isolate) {
     minor_key_ = state.GetExtraICState();
   }
 
   void GenerateForTrampoline(MacroAssembler* masm);
 
@@ skipping 752 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_