1 /* 2 * Copyright (c) 2001, 2009, 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 "incls/_precompiled.incl" 26 #include "incls/_g1MMUTracker.cpp.incl" 27 28 #define _DISABLE_MMU 0 29 30 // can't rely on comparing doubles with tolerating a small margin for error 31 #define SMALL_MARGIN 0.0000001 32 #define is_double_leq_0(_value) ( (_value) < SMALL_MARGIN ) 33 #define is_double_leq(_val1, _val2) is_double_leq_0((_val1) - (_val2)) 34 #define is_double_geq(_val1, _val2) is_double_leq_0((_val2) - (_val1)) 35 36 /***** ALL TIMES ARE IN SECS!!!!!!! *****/ 37 38 G1MMUTracker::G1MMUTracker(double time_slice, double max_gc_time) : 39 _time_slice(time_slice), 40 _max_gc_time(max_gc_time) { } 41 42 G1MMUTrackerQueue::G1MMUTrackerQueue(double time_slice, double max_gc_time) : 43 G1MMUTracker(time_slice, max_gc_time), 44 _head_index(0), 45 _tail_index(trim_index(_head_index+1)), 46 _no_entries(0) { } | 1 /* 2 * Copyright (c) 2001, 2010, 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/g1/g1MMUTracker.hpp" 27 #include "runtime/mutexLocker.hpp" 28 #include "utilities/ostream.hpp" 29 30 #define _DISABLE_MMU 0 31 32 // can't rely on comparing doubles with tolerating a small margin for error 33 #define SMALL_MARGIN 0.0000001 34 #define is_double_leq_0(_value) ( (_value) < SMALL_MARGIN ) 35 #define is_double_leq(_val1, _val2) is_double_leq_0((_val1) - (_val2)) 36 #define is_double_geq(_val1, _val2) is_double_leq_0((_val2) - (_val1)) 37 38 /***** ALL TIMES ARE IN SECS!!!!!!! *****/ 39 40 G1MMUTracker::G1MMUTracker(double time_slice, double max_gc_time) : 41 _time_slice(time_slice), 42 _max_gc_time(max_gc_time) { } 43 44 G1MMUTrackerQueue::G1MMUTrackerQueue(double time_slice, double max_gc_time) : 45 G1MMUTracker(time_slice, max_gc_time), 46 _head_index(0), 47 _tail_index(trim_index(_head_index+1)), 48 _no_entries(0) { } |