hotspot/src/share/vm/gc_implementation/parNew/asParNewGeneration.hpp
changeset 25581 9867e1efa2f0
parent 25580 83960d9537f6
parent 25511 99f847be8aee
child 25583 b45c49ed39cc
--- a/hotspot/src/share/vm/gc_implementation/parNew/asParNewGeneration.hpp	Fri Jul 18 08:25:58 2014 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,98 +0,0 @@
-/*
- * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- *
- */
-
-#ifndef SHARE_VM_GC_IMPLEMENTATION_PARNEW_ASPARNEWGENERATION_HPP
-#define SHARE_VM_GC_IMPLEMENTATION_PARNEW_ASPARNEWGENERATION_HPP
-
-#include "gc_implementation/parNew/parNewGeneration.hpp"
-#include "gc_implementation/shared/adaptiveSizePolicy.hpp"
-
-// A Generation that does parallel young-gen collection extended
-// for adaptive size policy.
-
-// Division of generation into spaces
-// done by DefNewGeneration::compute_space_boundaries()
-//      +---------------+
-//      | uncommitted   |
-//      |---------------|
-//      | ss0           |
-//      |---------------|
-//      | ss1           |
-//      |---------------|
-//      |               |
-//      | eden          |
-//      |               |
-//      +---------------+       <-- low end of VirtualSpace
-//
-class ASParNewGeneration: public ParNewGeneration {
-
-  size_t _min_gen_size;
-
-  // Resize the generation based on the desired sizes of
-  // the constituent spaces.
-  bool resize_generation(size_t eden_size, size_t survivor_size);
-  // Resize the spaces based on their desired sizes but
-  // respecting the maximum size of the generation.
-  void resize_spaces(size_t eden_size, size_t survivor_size);
-  // Return the byte size remaining to the minimum generation size.
-  size_t available_to_min_gen();
-  // Return the byte size remaining to the live data in the generation.
-  size_t available_to_live() const;
-  // Return the byte size that the generation is allowed to shrink.
-  size_t limit_gen_shrink(size_t bytes);
-  // Reset the size of the spaces after a shrink of the generation.
-  void reset_survivors_after_shrink();
-
-  // Accessor
-  VirtualSpace* virtual_space() { return &_virtual_space; }
-
-  virtual void adjust_desired_tenuring_threshold();
-
- public:
-
-  ASParNewGeneration(ReservedSpace rs,
-                     size_t initial_byte_size,
-                     size_t min_byte_size,
-                     int level);
-
-  virtual const char* short_name() const { return "ASParNew"; }
-  virtual const char* name() const;
-  virtual Generation::Name kind() { return ASParNew; }
-
-  // Change the sizes of eden and the survivor spaces in
-  // the generation.  The parameters are desired sizes
-  // and are not guaranteed to be met.  For example, if
-  // the total is larger than the generation.
-  void resize(size_t eden_size, size_t survivor_size);
-
-  virtual void compute_new_size();
-
-  size_t max_gen_size()                 { return _reserved.byte_size(); }
-  size_t min_gen_size() const           { return _min_gen_size; }
-
-  // Space boundary invariant checker
-  void space_invariants() PRODUCT_RETURN;
-};
-
-#endif // SHARE_VM_GC_IMPLEMENTATION_PARNEW_ASPARNEWGENERATION_HPP