hotspot/src/share/vm/runtime/timerTrace.cpp
changeset 37161 e881f320966e
equal deleted inserted replaced
37157:2a0fdb3e2a19 37161:e881f320966e
       
     1 /*
       
     2  * Copyright (c) 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 "runtime/timerTrace.hpp"
       
    27 
       
    28 TraceTime::TraceTime(const char* title,
       
    29                      bool doit) {
       
    30   _active   = doit;
       
    31   _verbose  = true;
       
    32   _title    = title;
       
    33   _print    = NULL;
       
    34 
       
    35   if (_active) {
       
    36     _accum = NULL;
       
    37     _t.start();
       
    38   }
       
    39 }
       
    40 
       
    41 TraceTime::TraceTime(const char* title,
       
    42                      elapsedTimer* accumulator,
       
    43                      bool doit,
       
    44                      bool verbose) {
       
    45   _active   = doit;
       
    46   _verbose  = verbose;
       
    47   _title    = title;
       
    48   _print    = NULL;
       
    49 
       
    50   if (_active) {
       
    51     _accum = accumulator;
       
    52     _t.start();
       
    53   }
       
    54 }
       
    55 
       
    56 TraceTime::TraceTime(const char* title,
       
    57                      TraceTimerLogPrintFunc ttlpf) {
       
    58   _active   = ttlpf!= NULL;
       
    59   _verbose  = true;
       
    60   _title    = title;
       
    61   _print    = ttlpf;
       
    62 
       
    63   if (_active) {
       
    64     _accum = NULL;
       
    65     _t.start();
       
    66   }
       
    67 }
       
    68 
       
    69 TraceTime::~TraceTime() {
       
    70   if (!_active) {
       
    71     return;
       
    72   }
       
    73   _t.stop();
       
    74   if (_accum != NULL) {
       
    75     _accum->add(_t);
       
    76   }
       
    77   if (!_verbose) {
       
    78     return;
       
    79   }
       
    80   if (_print) {
       
    81     _print("%s, %3.7f secs", _title, _t.seconds());
       
    82   } else {
       
    83     tty->print_cr("[%s, %3.7f secs]", _title, _t.seconds());
       
    84     tty->flush();
       
    85   }
       
    86 }
       
    87