blob: 11279c07fac6273034586e9a220806d538943a7b [file] [log] [blame]
/*
*
* Copyright (c) 2020 Project CHIP Authors
* Copyright (c) 2014-2017 Nest Labs, Inc.
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* Copyright (c) 2001-2003 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef __ARCH_PERF_H__
#define __ARCH_PERF_H__
#include <sys/times.h>
#ifdef PERF
#define PERF_START \
{ \
unsigned long __c1l, __c1h, __c2l, __c2h; \
__asm__(".byte 0x0f, 0x31" : "=a"(__c1l), "=d"(__c1h))
#define PERF_STOP(x) \
__asm__(".byte 0x0f, 0x31" : "=a"(__c2l), "=d"(__c2h)); \
perf_print(__c1l, __c1h, __c2l, __c2h, x); \
}
/*#define PERF_START do { \
struct tms __perf_start, __perf_end; \
times(&__perf_start)
#define PERF_STOP(x) times(&__perf_end); \
perf_print_times(&__perf_start, &__perf_end, x);\
} while(0)*/
#else /* PERF */
#define PERF_START /* null definition */
#define PERF_STOP(x) /* null definition */
#endif /* PERF */
void perf_print(unsigned long c1l, unsigned long c1h, unsigned long c2l, unsigned long c2h, char * key);
void perf_print_times(struct tms * start, struct tms * end, char * key);
void perf_init(char * fname);
#define sys_profile_interval_set_pbuf_highwatermark(x, y)
#define sys_profile_pbuf_allocate(pbuf)
#define sys_profile_pbuf_free(pbuf)
#define sys_profile_pbuf_transfer(x, y)
#endif /* __ARCH_PERF_H__ */