Don't use TurboFan when Crankshaft has optimized too many times

src/compiler.h

 // 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.
 
 #ifndef V8_COMPILER_H_
 #define V8_COMPILER_H_
 
 #include "src/allocation.h"
 #include "src/ast/ast.h"
 #include "src/bailout-reason.h"
@@ skipping 469 matching lines @@
 
   StackFrame::Type GetOutputStackFrameType() const;
 
  protected:
   ParseInfo* parse_info_;
 
   void DisableFutureOptimization() {
     if (GetFlag(kDisableFutureOptimization) && has_shared_info()) {
       // If Crankshaft tried to optimize this function, bailed out, and
       // doesn't want to try again, then use TurboFan next time.
-      if (!shared_info()->dont_crankshaft()) {
+      if (!shared_info()->dont_crankshaft() &&
+          bailout_reason() != kOptimizedTooManyTimes) {
         shared_info()->set_dont_crankshaft(true);
         if (FLAG_trace_opt) {
           PrintF("[disabled Crankshaft for ");
           shared_info()->ShortPrint();
           PrintF(", reason: %s]\n", GetBailoutReason(bailout_reason()));
         }
       } else {
         shared_info()->DisableOptimization(bailout_reason());
       }
     }
@@ skipping 153 matching lines @@
     OptimizedCompileJob* job_;
     base::ElapsedTimer timer_;
     base::TimeDelta* location_;
   };
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_H_