1 /*
   2  * Copyright (c) 2001, 2015, 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  *
  23  */
  24 
  25 #include "precompiled.hpp"
  26 #include "code/nmethod.hpp"
  27 #include "gc/g1/g1BlockOffsetTable.inline.hpp"
  28 #include "gc/g1/g1CollectedHeap.inline.hpp"
  29 #include "gc/g1/g1HeapRegionTraceType.hpp"
  30 #include "gc/g1/g1OopClosures.inline.hpp"
  31 #include "gc/g1/heapRegion.inline.hpp"
  32 #include "gc/g1/heapRegionBounds.inline.hpp"
  33 #include "gc/g1/heapRegionManager.inline.hpp"
  34 #include "gc/g1/heapRegionRemSet.hpp"
  35 #include "gc/g1/heapRegionTracer.hpp"
  36 #include "gc/shared/genOopClosures.inline.hpp"
  37 #include "gc/shared/liveRange.hpp"
  38 #include "gc/shared/space.inline.hpp"
  39 #include "logging/log.hpp"
  40 #include "memory/iterator.hpp"

  41 #include "oops/oop.inline.hpp"
  42 #include "runtime/atomic.inline.hpp"
  43 #include "runtime/orderAccess.inline.hpp"
  44 
  45 int    HeapRegion::LogOfHRGrainBytes = 0;
  46 int    HeapRegion::LogOfHRGrainWords = 0;
  47 size_t HeapRegion::GrainBytes        = 0;
  48 size_t HeapRegion::GrainWords        = 0;
  49 size_t HeapRegion::CardsPerRegion    = 0;
  50 
  51 HeapRegionDCTOC::HeapRegionDCTOC(G1CollectedHeap* g1,
  52                                  HeapRegion* hr,
  53                                  G1ParPushHeapRSClosure* cl,
  54                                  CardTableModRefBS::PrecisionStyle precision) :
  55   DirtyCardToOopClosure(hr, cl, precision, NULL),
  56   _hr(hr), _rs_scan(cl), _g1(g1) { }
  57 
  58 FilterOutOfRegionClosure::FilterOutOfRegionClosure(HeapRegion* r,
  59                                                    OopClosure* oc) :
  60   _r_bottom(r->bottom()), _r_end(r->end()), _oc(oc) { }

   1 /*
   2  * Copyright (c) 2001, 2016, 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  *
  23  */
  24 
  25 #include "precompiled.hpp"
  26 #include "code/nmethod.hpp"
  27 #include "gc/g1/g1BlockOffsetTable.inline.hpp"
  28 #include "gc/g1/g1CollectedHeap.inline.hpp"
  29 #include "gc/g1/g1HeapRegionTraceType.hpp"
  30 #include "gc/g1/g1OopClosures.inline.hpp"
  31 #include "gc/g1/heapRegion.inline.hpp"
  32 #include "gc/g1/heapRegionBounds.inline.hpp"
  33 #include "gc/g1/heapRegionManager.inline.hpp"
  34 #include "gc/g1/heapRegionRemSet.hpp"
  35 #include "gc/g1/heapRegionTracer.hpp"
  36 #include "gc/shared/genOopClosures.inline.hpp"
  37 #include "gc/shared/liveRange.hpp"
  38 #include "gc/shared/space.inline.hpp"
  39 #include "logging/log.hpp"
  40 #include "memory/iterator.hpp"
  41 #include "memory/resourceArea.hpp"
  42 #include "oops/oop.inline.hpp"
  43 #include "runtime/atomic.inline.hpp"
  44 #include "runtime/orderAccess.inline.hpp"
  45 
  46 int    HeapRegion::LogOfHRGrainBytes = 0;
  47 int    HeapRegion::LogOfHRGrainWords = 0;
  48 size_t HeapRegion::GrainBytes        = 0;
  49 size_t HeapRegion::GrainWords        = 0;
  50 size_t HeapRegion::CardsPerRegion    = 0;
  51 
  52 HeapRegionDCTOC::HeapRegionDCTOC(G1CollectedHeap* g1,
  53                                  HeapRegion* hr,
  54                                  G1ParPushHeapRSClosure* cl,
  55                                  CardTableModRefBS::PrecisionStyle precision) :
  56   DirtyCardToOopClosure(hr, cl, precision, NULL),
  57   _hr(hr), _rs_scan(cl), _g1(g1) { }
  58 
  59 FilterOutOfRegionClosure::FilterOutOfRegionClosure(HeapRegion* r,
  60                                                    OopClosure* oc) :
  61   _r_bottom(r->bottom()), _r_end(r->end()), _oc(oc) { }