Add HasProperty code stub that tries simple lookups or jumps to runtime otherwise.

src/interface-descriptors.h

 // Copyright 2014 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_CALL_INTERFACE_DESCRIPTOR_H_
 #define V8_CALL_INTERFACE_DESCRIPTOR_H_
 
 #include "src/assembler.h"
 #include "src/macro-assembler.h"
 
@@ skipping 53 matching lines @@
   V(InternalArrayConstructorConstantArgCount) \
   V(InternalArrayConstructor)                 \
   V(Compare)                                  \
   V(BinaryOp)                                 \
   V(BinaryOpWithAllocationSite)               \
   V(CountOp)                                  \
   V(StringAdd)                                \
   V(StringCompare)                            \
   V(Keyed)                                    \
   V(Named)                                    \
+  V(HasProperty)                              \
   V(CallHandler)                              \
   V(ArgumentAdaptor)                          \
   V(ApiCallbackWith0Args)                     \
   V(ApiCallbackWith1Args)                     \
   V(ApiCallbackWith2Args)                     \
   V(ApiCallbackWith3Args)                     \
   V(ApiCallbackWith4Args)                     \
   V(ApiCallbackWith5Args)                     \
   V(ApiCallbackWith6Args)                     \
   V(ApiCallbackWith7Args)                     \
@@ skipping 341 matching lines @@
 
 class TypeConversionDescriptor final : public CallInterfaceDescriptor {
  public:
   enum ParameterIndices { kArgumentIndex };
 
   DECLARE_DESCRIPTOR(TypeConversionDescriptor, CallInterfaceDescriptor)
 
   static const Register ArgumentRegister();
 };
 
+class HasPropertyDescriptor final : public CallInterfaceDescriptor {
+ public:
+  enum ParameterIndices { kKeyIndex, kObjectIndex };
+
+  DECLARE_DESCRIPTOR(HasPropertyDescriptor, CallInterfaceDescriptor)
+
+  static const Register KeyRegister();
+  static const Register ObjectRegister();
+};
 
 class TypeofDescriptor : public CallInterfaceDescriptor {
  public:
   DECLARE_DESCRIPTOR(TypeofDescriptor, CallInterfaceDescriptor)
 };
 
 
 class FastCloneRegExpDescriptor : public CallInterfaceDescriptor {
  public:
   DECLARE_DESCRIPTOR_WITH_CUSTOM_FUNCTION_TYPE(FastCloneRegExpDescriptor,
@@ skipping 401 matching lines @@
 }  // namespace v8
 
 
 #if V8_TARGET_ARCH_ARM64
 #include "src/arm64/interface-descriptors-arm64.h"
 #elif V8_TARGET_ARCH_ARM
 #include "src/arm/interface-descriptors-arm.h"
 #endif
 
 #endif  // V8_CALL_INTERFACE_DESCRIPTOR_H_