hotspot/src/share/vm/gc_implementation/shared/gcTraceTime.hpp
author brutisso
Mon, 27 Jan 2014 13:14:53 +0100
changeset 22552 a29022212180
parent 21767 41eaa9a17059
child 25350 6423a57e5451
permissions -rw-r--r--
8030177: G1: Enable TLAB resizing Reviewed-by: tschatzl, stefank, jmasa
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
18025
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
     1
/*
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
     2
 * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
     3
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
     4
 *
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
     5
 * This code is free software; you can redistribute it and/or modify it
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
     6
 * under the terms of the GNU General Public License version 2 only, as
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
     7
 * published by the Free Software Foundation.
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
     8
 *
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
     9
 * This code is distributed in the hope that it will be useful, but WITHOUT
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    10
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    11
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    12
 * version 2 for more details (a copy is included in the LICENSE file that
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    13
 * accompanied this code).
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    14
 *
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    15
 * You should have received a copy of the GNU General Public License version
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    16
 * 2 along with this work; if not, write to the Free Software Foundation,
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    17
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    18
 *
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    19
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    20
 * or visit www.oracle.com if you need additional information or have any
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    21
 * questions.
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    22
 *
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    23
 */
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    24
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    25
#ifndef SHARE_VM_GC_IMPLEMENTATION_SHARED_GCTRACETIME_HPP
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    26
#define SHARE_VM_GC_IMPLEMENTATION_SHARED_GCTRACETIME_HPP
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    27
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    28
#include "prims/jni_md.h"
21767
41eaa9a17059 8028128: Add a type safe alternative for working with counter based data
mgronlun
parents: 18025
diff changeset
    29
#include "utilities/ticks.hpp"
18025
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    30
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    31
class GCTimer;
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    32
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    33
class GCTraceTime {
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    34
  const char* _title;
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    35
  bool _doit;
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    36
  bool _print_cr;
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    37
  GCTimer* _timer;
21767
41eaa9a17059 8028128: Add a type safe alternative for working with counter based data
mgronlun
parents: 18025
diff changeset
    38
  Ticks _start_counter;
18025
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    39
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    40
 public:
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    41
  GCTraceTime(const char* title, bool doit, bool print_cr, GCTimer* timer);
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    42
  ~GCTraceTime();
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    43
};
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    44
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    45
#endif // SHARE_VM_GC_IMPLEMENTATION_SHARED_GCTRACETIME_HPP