LCOV - app.info - js/src/perf/pm_stub.cpp

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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