OpenBinder: IntrusiveProfiler.h Source File

00001 /*
00002  * Copyright (c) 2005 Palmsource, Inc.
00003  * 
00004  * This software is licensed as described in the file LICENSE, which
00005  * you should have received as part of this distribution. The terms
00006  * are also available at http://www.openbinder.org/license.html.
00007  * 
00008  * This software consists of voluntary contributions made by many
00009  * individuals. For the exact contribution history, see the revision
00010  * history and logs, available at http://www.openbinder.org
00011  */
00012 
00013 #ifndef _SUPPORT_P_INTRUSIVE_PROFILER_H
00014 #define _SUPPORT_P_INTRUSIVE_PROFILER_H
00015 
00016 #include <PalmTypes.h>
00017 #include <sys/types.h>
00018 
00019 struct DProfileTarget {
00020     nsecs_t     time;
00021     uint32_t    hits;
00022     char const * const target;
00023     DProfileTarget(char const * const t);
00024     ~DProfileTarget();
00025     void Stats(void);
00026 };
00027 
00028 class DAutoProfile {
00029     nsecs_t start;
00030     DProfileTarget &target;
00031 public:
00032     DAutoProfile(DProfileTarget &dpt);
00033     ~DAutoProfile();
00034 };
00035 
00036 #if !defined(INTRUSIVE_PROFILING)
00037 #define INTRUSIVE_PROFILING 0
00038 #endif
00039 
00040 #if INTRUSIVE_PROFILING > 0
00041 #define DPT(x) static DProfileTarget dg_ ## x (# x)
00042 #define DAP(x) DAutoProfile _dap(dg_ ## x)
00043 #else
00044 #define DPT(x)
00045 #define DAP(x)
00046 #endif
00047 #endif