[runtime] Move binary operator fallbacks into the runtime.

src/compiler/interpreter-assembler.h

 // Copyright 2015 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_COMPILER_INTERPRETER_ASSEMBLER_H_
 #define V8_COMPILER_INTERPRETER_ASSEMBLER_H_
 
 // Clients of this interface shouldn't depend on lots of compiler internals.
 // Do not include anything from src/compiler here!
 #include "src/allocation.h"
 #include "src/base/smart-pointers.h"
 #include "src/builtins.h"
 #include "src/frames.h"
 #include "src/interpreter/bytecodes.h"
+#include "src/runtime/runtime.h"
 
 namespace v8 {
 namespace internal {
 
 class CallInterfaceDescriptor;
 class Isolate;
 class Zone;
 
 namespace compiler {
 
@@ skipping 54 matching lines @@
 
   // Load the TypeFeedbackVector for the current function.
   Node* LoadTypeFeedbackVector();
 
   // Call an IC code stub.
   Node* CallIC(CallInterfaceDescriptor descriptor, Node* target, Node* arg1,
                Node* arg2, Node* arg3, Node* arg4);
   Node* CallIC(CallInterfaceDescriptor descriptor, Node* target, Node* arg1,
                Node* arg2, Node* arg3, Node* arg4, Node* arg5);
 
-  // Call JS builtin.
-  Node* CallJSBuiltin(int context_index, Node* receiver);
-  Node* CallJSBuiltin(int context_index, Node* receiver, Node* arg1);
+  // Call runtime function.
+  Node* CallRuntime(Runtime::FunctionId function_id, Node* arg1, Node* arg2);
 
   // Returns from the function.
   void Return();
 
   // Dispatch to the bytecode.
   void Dispatch();
 
  protected:
   // Close the graph.
   void End();
@@ skipping 44 matching lines @@
   bool code_generated_;
 
   DISALLOW_COPY_AND_ASSIGN(InterpreterAssembler);
 };
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_INTERPRETER_ASSEMBLER_H_