1 /*
   2  * Copyright (c) 2013, 2015, Red Hat, Inc. and/or its affiliates.
   3  *
   4  * This code is free software; you can redistribute it and/or modify it
   5  * under the terms of the GNU General Public License version 2 only, as
   6  * published by the Free Software Foundation.
   7  *
   8  * This code is distributed in the hope that it will be useful, but WITHOUT
   9  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  10  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  11  * version 2 for more details (a copy is included in the LICENSE file that
  12  * accompanied this code).
  13  *
  14  * You should have received a copy of the GNU General Public License version
  15  * 2 along with this work; if not, write to the Free Software Foundation,
  16  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  17  *
  18  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  19  * or visit www.oracle.com if you need additional information or have any
  20  * questions.
  21  *
  22  */
  23 
  24 #ifndef SHARE_VM_GC_SHENANDOAH_VM_OPERATIONS_SHENANDOAH_HPP
  25 #define SHARE_VM_GC_SHENANDOAH_VM_OPERATIONS_SHENANDOAH_HPP
  26 
  27 #include "gc/shenandoah/shenandoahConcurrentMark.hpp"
  28 #include "gc/shared/vmGCOperations.hpp"
  29 
  30 // VM_operations for the Shenandoah Collector.
  31 // For now we are just doing two pauses.  The initial marking pause, and the final finish up marking and perform evacuation pause.
  32 //    VM_ShenandoahInitMark
  33 //    VM_ShenandoahFinishMark
  34 
  35 class VM_ShenandoahInitMark: public VM_Operation {
  36 
  37 public:
  38   virtual VMOp_Type type() const;
  39   virtual void doit();
  40 
  41   virtual const char* name() const;
  42 };
  43 
  44 class VM_ShenandoahReferenceOperation : public VM_Operation {
  45   bool doit_prologue();
  46   void doit_epilogue();
  47 
  48 };
  49 
  50 class VM_ShenandoahStartEvacuation: public VM_ShenandoahReferenceOperation {
  51 
  52  public:
  53   VMOp_Type type() const;
  54   void doit();
  55   const char* name() const;
  56 
  57 };
  58 
  59 class VM_ShenandoahFullGC : public VM_ShenandoahReferenceOperation {
  60  public:
  61   VMOp_Type type() const;
  62   void doit();
  63   const char* name() const;
  64 };
  65 
  66 class VM_ShenandoahVerifyHeapAfterEvacuation: public VM_Operation {
  67 
  68  public:
  69   virtual VMOp_Type type() const;
  70   virtual void doit();
  71 
  72   virtual const char* name() const;
  73 
  74 };
  75 
  76 class VM_ShenandoahEvacuation: public VM_Operation {
  77 
  78  public:
  79   virtual VMOp_Type type() const;
  80   virtual void doit();
  81 
  82   virtual const char* name() const;
  83 
  84 };
  85 
  86 /*
  87 class VM_ShenandoahVerifyHeapAfterUpdateRefs: public VM_Operation {
  88 
  89  public:
  90   virtual VMOp_Type type() const;
  91   virtual void doit();
  92 
  93   virtual const char* name() const;
  94 
  95 };
  96 */
  97 class VM_ShenandoahUpdateRootRefs: public VM_Operation {
  98 
  99  public:
 100   virtual VMOp_Type type() const;
 101   virtual void doit();
 102 
 103   virtual const char* name() const;
 104 
 105 };
 106 
 107 class VM_ShenandoahUpdateRefs: public VM_Operation {
 108 
 109  public:
 110   virtual VMOp_Type type() const;
 111   virtual void doit();
 112 
 113   virtual const char* name() const;
 114 
 115 };
 116 
 117 #endif //SHARE_VM_GC_SHENANDOAH_VM_OPERATIONS_SHENANDOAH_HPP