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src/hotspot/share/runtime/sweeper.hpp

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rev 49260 : [mq]: 8198691.patch
   1 /*
   2  * Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *


 108   static void log_sweep(const char* msg, const char* format = NULL, ...) ATTRIBUTE_PRINTF(2, 3);
 109 
 110 
 111 #ifdef ASSERT
 112   // Keep track of sweeper activity in the ring buffer
 113   static void record_sweep(CompiledMethod* nm, int line);
 114   static void report_events(int id, address entry);
 115   static void report_events();
 116 #endif
 117 
 118   static void mark_active_nmethods();      // Invoked at the end of each safepoint
 119   static CodeBlobClosure* prepare_mark_active_nmethods();
 120   static void sweeper_loop();
 121   static void notify(int code_blob_type);  // Possibly start the sweeper thread.
 122   static void force_sweep();
 123 
 124   static int hotness_counter_reset_val();
 125   static void report_state_change(nmethod* nm);
 126   static void possibly_enable_sweeper();
 127   static void possibly_flush(nmethod* nm);
 128   static void print();   // Printing/debugging

 129 };
 130 
 131 #endif // SHARE_VM_RUNTIME_SWEEPER_HPP
   1 /*
   2  * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *


 108   static void log_sweep(const char* msg, const char* format = NULL, ...) ATTRIBUTE_PRINTF(2, 3);
 109 
 110 
 111 #ifdef ASSERT
 112   // Keep track of sweeper activity in the ring buffer
 113   static void record_sweep(CompiledMethod* nm, int line);
 114   static void report_events(int id, address entry);
 115   static void report_events();
 116 #endif
 117 
 118   static void mark_active_nmethods();      // Invoked at the end of each safepoint
 119   static CodeBlobClosure* prepare_mark_active_nmethods();
 120   static void sweeper_loop();
 121   static void notify(int code_blob_type);  // Possibly start the sweeper thread.
 122   static void force_sweep();
 123 
 124   static int hotness_counter_reset_val();
 125   static void report_state_change(nmethod* nm);
 126   static void possibly_enable_sweeper();
 127   static void possibly_flush(nmethod* nm);
 128   static void print(outputStream* out);   // Printing/debugging
 129   static void print() { print(tty); }
 130 };
 131 
 132 #endif // SHARE_VM_RUNTIME_SWEEPER_HPP
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