osd-contiki/core/sys/profile.h

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/*
* Copyright (c) 2007, Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* This file is part of the Contiki operating system.
*
* $Id: profile.h,v 1.1 2007/10/23 20:39:07 adamdunkels Exp $
*/
/**
* \file
* Header file for the Contiki profiling system
* \author
* Adam Dunkels <adam@sics.se>
*/
#ifndef __PROFILE_H__
#define __PROFILE_H__
#include "sys/rtimer.h"
#ifdef EXPERIMENT_SETUP
#include "experiment-setup.h"
#endif
#include "contiki-conf.h"
#ifdef PROFILE_CONF_LIST_LENGTH
#define PROFILE_LIST_LENGTH PROFILE_CONF_LIST_LENGTH
#else
#define PROFILE_LIST_LENGTH 128
#endif
struct profile_timestamp {
const unsigned char *ptr;
rtimer_clock_t time;
};
extern struct profile_timestamp profile_timestamps[PROFILE_LIST_LENGTH];
extern unsigned int profile_timestamp_ptr;
extern rtimer_clock_t profile_timestamp_time;
#define PROFILE_TIMESTAMP_PTR (profile_timestamp_ptr / sizeof(struct profile_timestamp))
#if PROFILE_CONF_ON
#define PROFILE_TIMESTAMP(str) \
do { \
profile_timestamps[profile_timestamp_ptr / sizeof(struct profile_timestamp)].ptr = str; \
profile_timestamps[profile_timestamp_ptr / sizeof(struct profile_timestamp)].time = RTIMER_NOW(); \
profile_timestamp_ptr = (profile_timestamp_ptr + sizeof(struct profile_timestamp)) % (PROFILE_LIST_LENGTH * sizeof(struct profile_timestamp)); \
} while(0)
#define PROFILE_RESUME(num) PROFILE_TIMESTAMP(profile_timestamps[num].ptr)
#define PROFILE_COND_TIMESTAMP(cond, ptr) do { if(cond) {PROFILE_TIMESTAMP(ptr);} } while(0)
#define PROFILE_COND_RESUME(cond, num) PROFILE_COND_TIMESTAMP(cond, profile_timestamps[num].ptr)
#else /* PROFILE_CONF_ON */
#define PROFILE_TIMESTAMP(id)
#define PROFILE_RESUME(num)
#define PROFILE_COND_TIMESTAMP(cond, id)
#define PROFILE_COND_RESUME(cond, num)
#endif /* PROFILE_CONF_ON */
rtimer_clock_t profile_timediff(const char *ptr1, const char *ptr2);
#define PROFILE_GETPTR() (PROFILE_TIMESTAMP_PTR)
void profile_clear_timestamps(void);
void profile_init(void);
void profile_episode_start(void);
void profile_episode_end(void);
void profile_aggregates_print(void);
void profile_aggregates_compute(void);
void profile_print_stats(void);
enum {
PROFILE_TYPE_STACK,
PROFILE_TYPE_HW,
PROFILE_TYPE_RADIO,
PROFILE_TYPE_SYSTEM,
PROFILE_TYPE_APP,
};
#endif /* __PROFILE_H__ */
/* profile_timestamp_ptr code:
2e: 1f 42 00 00 mov &0x0000,r15 ;0x0000
32: 0e 4f mov r15, r14 ;
34: 0e 5e rla r14 ;
36: 0e 5e rla r14 ;
38: 3e 50 00 00 add #0, r14 ;#0x0000
3c: be 40 00 00 mov #0, 0(r14) ;#0x0000
40: 00 00
42: 9e 42 90 01 mov &0x0190,2(r14) ;0x0190
46: 02 00
48: 1f 53 inc r15 ;
4a: 3f f0 3f 00 and #63, r15 ;#0x003f
4e: 82 4f 00 00 mov r15, &0x0000 ;
msp430-specific profile_timetstamp_2ptr code:
2e: 1f 42 00 00 mov &0x0000,r15 ;0x0000
32: 0e 4f mov r15, r14 ;
34: 3e 50 00 00 add #0, r14 ;#0x0000
38: be 40 00 00 mov #0, 0(r14) ;#0x0000
3c: 00 00
3e: 9e 42 90 01 mov &0x0190,2(r14) ;0x0190
42: 02 00
44: 2f 53 incd r15 ;
46: 3f f0 7f 00 and #127, r15 ;#0x007f
4a: 82 4f 00 00 mov r15, &0x0000 ;
generic timestamp_2ptr code:
2e: 1f 42 00 00 mov &0x0000,r15 ;0x0000
32: 0e 4f mov r15, r14 ;
34: 1e c3 bic #1, r14 ;r3 As==01
36: 0e 5e rla r14 ;
38: 3e 50 00 00 add #0, r14 ;#0x0000
3c: be 40 00 00 mov #0, 0(r14) ;#0x0000
40: 00 00
42: 9e 42 90 01 mov &0x0190,2(r14) ;0x0190
46: 02 00
48: 2f 53 incd r15 ;
4a: 3f f0 7f 00 and #127, r15 ;#0x007f
4e: 82 4f 00 00 mov r15, &0x0000 ;
*/