[runtime] Introduce dedicated JSBoundFunction to represent bound functions.

src/builtins.h

 // Copyright 2011 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_BUILTINS_H_
 #define V8_BUILTINS_H_
 
 #include "src/base/flags.h"
 #include "src/handles.h"
 
@@ skipping 50 matching lines @@
   V(ArrayPop, kNone)                                   \
   V(ArrayPush, kNone)                                  \
   V(ArrayShift, kNone)                                 \
   V(ArraySlice, kNone)                                 \
   V(ArraySplice, kNone)                                \
   V(ArrayUnshift, kNone)                               \
                                                        \
   V(DateToPrimitive, kNone)                            \
                                                        \
   V(FunctionConstructor, kTargetAndNewTarget)          \
+  V(FunctionPrototypeBind, kNone)                      \
   V(FunctionPrototypeToString, kNone)                  \
                                                        \
   V(GeneratorFunctionConstructor, kTargetAndNewTarget) \
                                                        \
   V(GlobalEval, kTarget)                               \
                                                        \
   V(ObjectAssign, kNone)                               \
   V(ObjectProtoToString, kNone)                        \
                                                        \
   V(ProxyConstructor, kNone)                           \
@@ skipping 26 matching lines @@
 #define BUILTIN_LIST_A(V)                                                      \
   V(ArgumentsAdaptorTrampoline, BUILTIN, UNINITIALIZED, kNoExtraICState)       \
                                                                                \
   V(ConstructedNonConstructable, BUILTIN, UNINITIALIZED, kNoExtraICState)      \
                                                                                \
   V(CallFunction_ReceiverIsNullOrUndefined, BUILTIN, UNINITIALIZED,            \
     kNoExtraICState)                                                           \
   V(CallFunction_ReceiverIsNotNullOrUndefined, BUILTIN, UNINITIALIZED,         \
     kNoExtraICState)                                                           \
   V(CallFunction_ReceiverIsAny, BUILTIN, UNINITIALIZED, kNoExtraICState)       \
+  V(CallBoundFunction, BUILTIN, UNINITIALIZED, kNoExtraICState)                \
   V(Call_ReceiverIsNullOrUndefined, BUILTIN, UNINITIALIZED, kNoExtraICState)   \
   V(Call_ReceiverIsNotNullOrUndefined, BUILTIN, UNINITIALIZED,                 \
     kNoExtraICState)                                                           \
   V(Call_ReceiverIsAny, BUILTIN, UNINITIALIZED, kNoExtraICState)               \
                                                                                \
   V(ConstructFunction, BUILTIN, UNINITIALIZED, kNoExtraICState)                \
+  V(ConstructBoundFunction, BUILTIN, UNINITIALIZED, kNoExtraICState)           \
   V(ConstructProxy, BUILTIN, UNINITIALIZED, kNoExtraICState)                   \
   V(Construct, BUILTIN, UNINITIALIZED, kNoExtraICState)                        \
                                                                                \
   V(Apply, BUILTIN, UNINITIALIZED, kNoExtraICState)                            \
                                                                                \
   V(HandleFastApiCall, BUILTIN, UNINITIALIZED, kNoExtraICState)                \
                                                                                \
   V(InOptimizationQueue, BUILTIN, UNINITIALIZED, kNoExtraICState)              \
   V(JSConstructStubGeneric, BUILTIN, UNINITIALIZED, kNoExtraICState)           \
   V(JSBuiltinsConstructStub, BUILTIN, UNINITIALIZED, kNoExtraICState)          \
@@ skipping 203 matching lines @@
       MacroAssembler* masm) {
     Generate_CallFunction(masm, ConvertReceiverMode::kNullOrUndefined);
   }
   static void Generate_CallFunction_ReceiverIsNotNullOrUndefined(
       MacroAssembler* masm) {
     Generate_CallFunction(masm, ConvertReceiverMode::kNotNullOrUndefined);
   }
   static void Generate_CallFunction_ReceiverIsAny(MacroAssembler* masm) {
     Generate_CallFunction(masm, ConvertReceiverMode::kAny);
   }
+  // ES6 section 9.4.1.1 [[Call]] ( thisArgument, argumentsList)
+  static void Generate_CallBoundFunction(MacroAssembler* masm);
   // ES6 section 7.3.12 Call(F, V, [argumentsList])
   static void Generate_Call(MacroAssembler* masm, ConvertReceiverMode mode);
   static void Generate_Call_ReceiverIsNullOrUndefined(MacroAssembler* masm) {
     Generate_Call(masm, ConvertReceiverMode::kNullOrUndefined);
   }
   static void Generate_Call_ReceiverIsNotNullOrUndefined(MacroAssembler* masm) {
     Generate_Call(masm, ConvertReceiverMode::kNotNullOrUndefined);
   }
   static void Generate_Call_ReceiverIsAny(MacroAssembler* masm) {
     Generate_Call(masm, ConvertReceiverMode::kAny);
   }
 
   // ES6 section 9.2.2 [[Construct]] ( argumentsList, newTarget)
   static void Generate_ConstructFunction(MacroAssembler* masm);
+  // ES6 section 9.4.1.2 [[Construct]] (argumentsList, newTarget)
+  static void Generate_ConstructBoundFunction(MacroAssembler* masm);
   // ES6 section 9.5.14 [[Construct]] ( argumentsList, newTarget)
   static void Generate_ConstructProxy(MacroAssembler* masm);
   // ES6 section 7.3.13 Construct (F, [argumentsList], [newTarget])
   static void Generate_Construct(MacroAssembler* masm);
 
   static void Generate_HandleFastApiCall(MacroAssembler* masm);
 
   static void Generate_FunctionPrototypeApply(MacroAssembler* masm);
   static void Generate_FunctionPrototypeCall(MacroAssembler* masm);
   static void Generate_ReflectApply(MacroAssembler* masm);
@@ skipping 36 matching lines @@
   friend class BuiltinFunctionTable;
   friend class Isolate;
 
   DISALLOW_COPY_AND_ASSIGN(Builtins);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_BUILTINS_H_