LCOV - code coverage report
Current view: directory - js/src/perf - pm_stub.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 24 5 20.8 %
Date: 2012-06-02 Functions: 6 2 33.3 %

       1                 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2                 : /* ***** BEGIN LICENSE BLOCK *****
       3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       4                 :  *
       5                 :  * The contents of this file are subject to the Mozilla Public License Version
       6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       7                 :  * the License. You may obtain a copy of the License at
       8                 :  * http://www.mozilla.org/MPL/
       9                 :  *
      10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      12                 :  * for the specific language governing rights and limitations under the
      13                 :  * License.
      14                 :  *
      15                 :  * The Original Code is mozilla.org code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * the Mozilla Foundation.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 2010
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *   Zack Weinberg <zweinberg@mozilla.com>  (original author)
      24                 :  *
      25                 :  * Alternatively, the contents of this file may be used under the terms of
      26                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      27                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      28                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      29                 :  * of those above. If you wish to allow use of your version of this file only
      30                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      31                 :  * use your version of this file under the terms of the MPL, indicate your
      32                 :  * decision by deleting the provisions above and replace them with the notice
      33                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      34                 :  * the provisions above, a recipient may use your version of this file under
      35                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      36                 :  *
      37                 :  * ***** END LICENSE BLOCK ***** */
      38                 : 
      39                 : #include "jsperf.h"
      40                 : 
      41                 : namespace JS {
      42                 : 
      43               9 : PerfMeasurement::PerfMeasurement(PerfMeasurement::EventMask)
      44                 :   : impl(0),
      45                 :     eventsMeasured(EventMask(0)),
      46                 :     cpu_cycles(-1),
      47                 :     instructions(-1),
      48                 :     cache_references(-1),
      49                 :     cache_misses(-1),
      50                 :     branch_instructions(-1),
      51                 :     branch_misses(-1),
      52                 :     bus_cycles(-1),
      53                 :     page_faults(-1),
      54                 :     major_page_faults(-1),
      55                 :     context_switches(-1),
      56               9 :     cpu_migrations(-1)
      57                 : {
      58               9 : }
      59                 : 
      60               9 : PerfMeasurement::~PerfMeasurement()
      61                 : {
      62               9 : }
      63                 : 
      64                 : void
      65               0 : PerfMeasurement::start()
      66                 : {
      67               0 : }
      68                 : 
      69                 : void
      70               0 : PerfMeasurement::stop()
      71                 : {
      72               0 : }
      73                 : 
      74                 : void
      75               0 : PerfMeasurement::reset()
      76                 : {
      77               0 :     cpu_cycles = -1;
      78               0 :     instructions = -1;
      79               0 :     cache_references = -1;
      80               0 :     cache_misses = -1;
      81               0 :     branch_instructions = -1;
      82               0 :     branch_misses = -1;
      83               0 :     bus_cycles = -1;
      84               0 :     page_faults = -1;
      85               0 :     major_page_faults = -1;
      86               0 :     context_switches = -1;
      87               0 :     cpu_migrations = -1;
      88               0 : }
      89                 : 
      90                 : bool
      91               0 : PerfMeasurement::canMeasureSomething()
      92                 : {
      93               0 :     return false;
      94                 : }
      95                 : 
      96                 : } // namespace JS

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