Implement experimental exponentiation operator

src/ic/ic.cc

 // 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.
 
 #include "src/v8.h"
 
 #include "src/accessors.h"
 #include "src/api.h"
 #include "src/arguments.h"
 #include "src/base/bits.h"
@@ skipping 2726 matching lines @@
       break;
     case Token::SAR:
       return Builtins::SAR;
       break;
     case Token::SHR:
       return Builtins::SHR;
       break;
     case Token::SHL:
       return Builtins::SHL;
       break;
+    case Token::EXP:
+      return Builtins::EXP;
+      break;
   }
 }
 
 
 Handle<Object> ToBooleanIC::ToBoolean(Handle<Object> object) {
   ToBooleanStub stub(isolate(), target()->extra_ic_state());
   bool to_boolean_value = stub.UpdateStatus(object);
   Handle<Code> code = stub.GetCode();
   set_target(*code);
   return handle(Smi::FromInt(to_boolean_value ? 1 : 0), isolate());
@@ skipping 210 matching lines @@
 static const Address IC_utilities[] = {
 #define ADDR(name) FUNCTION_ADDR(name),
     IC_UTIL_LIST(ADDR) NULL
 #undef ADDR
 };
 
 
 Address IC::AddressFromUtilityId(IC::UtilityId id) { return IC_utilities[id]; }
 }
 }  // namespace v8::internal