Change lazy compilation stub to a builtin....

src/x64/stub-cache-x64.cc

 // Copyright 2010 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 2021 matching lines @@
   __ bind(&miss);
   __ DecrementCounter(&Counters::keyed_store_field, 1);
   Handle<Code> ic(Builtins::builtin(Builtins::KeyedStoreIC_Miss));
   __ Jump(ic, RelocInfo::CODE_TARGET);
 
   // Return the generated code.
   return GetCode(transition == NULL ? FIELD : MAP_TRANSITION, name);
 }
 
 
-// TODO(1241006): Avoid having lazy compile stubs specialized by the
-// number of arguments. It is not needed anymore.
-Object* StubCompiler::CompileLazyCompile(Code::Flags flags) {
-  // Enter an internal frame.
-  __ EnterInternalFrame();
-
-  // Push a copy of the function onto the stack.
-  __ push(rdi);
-
-  __ push(rdi);  // function is also the parameter to the runtime call
-  __ CallRuntime(Runtime::kLazyCompile, 1);
-  __ pop(rdi);
-
-  // Tear down temporary frame.
-  __ LeaveInternalFrame();
-
-  // Do a tail-call of the compiled function.
-  __ lea(rcx, FieldOperand(rax, Code::kHeaderSize));
-  __ jmp(rcx);
-
-  return GetCodeWithFlags(flags, "LazyCompileStub");
-}
-
-
 void StubCompiler::GenerateLoadInterceptor(JSObject* object,
                                            JSObject* interceptor_holder,
                                            LookupResult* lookup,
                                            Register receiver,
                                            Register name_reg,
                                            Register scratch1,
                                            Register scratch2,
                                            Register scratch3,
                                            String* name,
                                            Label* miss) {
@@ skipping 538 matching lines @@
   // Return the generated code.
   return GetCode();
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64