Clear optimized code cache in shared function info when code gets deoptimized

src/compiler.cc

 // Copyright 2012 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 1052 matching lines @@
       if (FLAG_trace_opt) {
         PrintF("[found optimized code for ");
         function->ShortPrint();
         if (!osr_ast_id.IsNone()) {
           PrintF(" at OSR AST id %d", osr_ast_id.ToInt());
         }
         PrintF("]\n");
       }
       FixedArray* literals = shared->GetLiteralsFromOptimizedCodeMap(index);
       if (literals != NULL) function->set_literals(literals);
-      Handle<Code> code(shared->GetCodeFromOptimizedCodeMap(index));
-      if (!code->marked_for_deoptimization()) return code;
-      shared->EvictFromOptimizedCodeMap(function->context()->native_context(),
-                                        "code was already marked for deopt");
+      return Handle<Code>(shared->GetCodeFromOptimizedCodeMap(index));
     }
   }
   return Handle<Code>::null();
 }
 
 
 static void InsertCodeIntoOptimizedCodeMap(CompilationInfo* info) {
   Handle<Code> code = info->code();
   if (code->kind() != Code::OPTIMIZED_FUNCTION) return;  // Nothing to do.
 
@@ skipping 224 matching lines @@
   AllowHandleDereference allow_deref;
   bool tracing_on = info()->IsStub()
       ? FLAG_trace_hydrogen_stubs
       : (FLAG_trace_hydrogen &&
          info()->closure()->PassesFilter(FLAG_trace_hydrogen_filter));
   return (tracing_on &&
       OS::StrChr(const_cast<char*>(FLAG_trace_phase), name_[0]) != NULL);
 }
 
 } }  // namespace v8::internal