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src/share/vm/gc/parallel/generationSizer.cpp

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rev 8362 : [mq]: hotspot
   1 /*
   2  * Copyright (c) 2001, 2013, 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 "gc_implementation/parallelScavenge/generationSizer.hpp"
  27 #include "memory/collectorPolicy.hpp"
  28 
  29 void GenerationSizer::trace_gen_sizes(const char* const str) {
  30   if (TracePageSizes) {
  31     tty->print_cr("%s:  " SIZE_FORMAT "," SIZE_FORMAT " "
  32                   SIZE_FORMAT "," SIZE_FORMAT " "
  33                   SIZE_FORMAT,
  34                   str,
  35                   _min_old_size / K, _max_old_size / K,
  36                   _min_young_size / K, _max_young_size / K,
  37                   _max_heap_byte_size / K);
  38   }
  39 }
  40 
  41 void GenerationSizer::initialize_alignments() {
  42   _space_alignment = _gen_alignment = default_gen_alignment();
  43   _heap_alignment = compute_heap_alignment();
  44 }
  45 
  46 void GenerationSizer::initialize_flags() {
  47   // Do basic sizing work


   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 "gc/parallel/generationSizer.hpp"
  27 #include "gc/shared/collectorPolicy.hpp"
  28 
  29 void GenerationSizer::trace_gen_sizes(const char* const str) {
  30   if (TracePageSizes) {
  31     tty->print_cr("%s:  " SIZE_FORMAT "," SIZE_FORMAT " "
  32                   SIZE_FORMAT "," SIZE_FORMAT " "
  33                   SIZE_FORMAT,
  34                   str,
  35                   _min_old_size / K, _max_old_size / K,
  36                   _min_young_size / K, _max_young_size / K,
  37                   _max_heap_byte_size / K);
  38   }
  39 }
  40 
  41 void GenerationSizer::initialize_alignments() {
  42   _space_alignment = _gen_alignment = default_gen_alignment();
  43   _heap_alignment = compute_heap_alignment();
  44 }
  45 
  46 void GenerationSizer::initialize_flags() {
  47   // Do basic sizing work


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