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Merged in masayuki2009/nuttx.apps/getprime (pull request #207)

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apps/testing/getprime: Add getprime program to check multi-thread performance

Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>

Approved-by: Gregory Nutt <gnutt@nuttx.org>
This commit is contained in:
Masayuki Ishikawa 2019-12-04 11:50:46 +00:00 committed by Gregory Nutt
parent 0343ea1a1b
commit eac7ebe476
5 changed files with 332 additions and 0 deletions
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11
testing/getprime/.gitignore vendored Normal file
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/Make.dep
/.depend
/.built
/*.asm
/*.obj
/*.rel
/*.lst
/*.sym
/*.adb
/*.lib
/*.src

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testing/getprime/Kconfig Normal file
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#
# For a description of the syntax of this configuration file,
# see the file kconfig-language.txt in the NuttX tools repository.
#
config TESTING_GETPRIME
tristate "getprime example"
default n
---help---
Enable the getprime example. This program is used to check multi
thread performance mainly for SMP (but not limited to)
if TESTING_GETPRIME
config TESTING_GETPRIME_PROGNAME
string "Program name"
default "getprime"
---help---
This is the name of the program that will be used when the NSH ELF
program is installed.
config TESTING_GETPRIME_PRIORITY
int "getprime task priority"
default 50
config TESTING_GETPRIME_STACKSIZE
int "getprime stack size"
default 1024
endif

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testing/getprime/Make.defs Normal file
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############################################################################
# apps/testing/getprime/Make.defs
# Adds selected applications to apps/ build
#
# Copyright 2019 Sony Home Entertainment & Sound Products Inc.
# Author: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
#
# 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 NuttX 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 COPYRIGHT HOLDERS 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
# COPYRIGHT OWNER 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.
#
############################################################################
ifneq ($(CONFIG_TESTING_GETPRIME),)
CONFIGURED_APPS += $(APPDIR)/testing/getprime
endif

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testing/getprime/Makefile Normal file
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############################################################################
# apps/testing/getprime/Makefile
#
# Copyright 2019 Sony Home Entertainment & Sound Products Inc.
# Author: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
#
# 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 NuttX 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 COPYRIGHT HOLDERS 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
# COPYRIGHT OWNER 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.
#
############################################################################
-include $(TOPDIR)/Make.defs
# getprime built-in application info
PROGNAME = $(CONFIG_TESTING_GETPRIME_PROGNAME)
PRIORITY = $(CONFIG_TESTING_GETPRIME_PRIORITY)
STACKSIZE = $(CONFIG_TESTING_GETPRIME_STACKSIZE)
MODULE = $(CONFIG_TESTING_GETPRIME)
# getprime main source
MAINSRC = getprime_main.c
include $(APPDIR)/Application.mk

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testing/getprime/getprime_main.c Normal file
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/****************************************************************************
* apps/testing/getprime_main.c
*
* Copyright 2019 Sony Home Entertainment & Sound Products Inc.
* Author: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
*
* Based on apps/testing/ostest/roundrobin.c
*
* Copyright (C) 2016 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* 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 NuttX 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 COPYRIGHT HOLDERS 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
* COPYRIGHT OWNER 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdio.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#include <pthread.h>
#include <time.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
#define PRIME_RANGE 10000
#define PRIME_RUNS 10
#define MAX_THREADS 8
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Name: get_primes
****************************************************************************/
static void get_primes(int *count, int *last)
{
int num;
int found = 0;
*last = 0;
for (num = 1; num < PRIME_RANGE; num++)
{
int div;
bool is_prime = true;
for (div = 2; div <= num / 2; div++)
{
if (num % div == 0)
{
is_prime = false;
break;
}
}
if (is_prime)
{
found++;
*last = num;
}
}
*count = found;
}
/****************************************************************************
* Name: thread_func
****************************************************************************/
static FAR void *thread_func(FAR void *param)
{
int no = *(int *)param;
int count;
int last;
int i;
printf("thread #%d started, looking for primes < %d, doing %d run(s)\n",
no, PRIME_RANGE, PRIME_RUNS);
for (i = 0; i < PRIME_RUNS; i++)
{
get_primes(&count, &last);
}
printf("thread #%d finished, found %d primes, last one was %d\n",
no, count, last);
pthread_exit(NULL);
return NULL; /* To keep some compilers happy */
}
/****************************************************************************
* Name: get_prime_in_parallel
****************************************************************************/
static void get_prime_in_parallel(int n)
{
pthread_t thread[MAX_THREADS];
struct sched_param sparam;
pthread_attr_t attr;
pthread_addr_t result;
int status;
int i;
status = pthread_attr_init(&attr);
ASSERT(status == OK);
sparam.sched_priority = sched_get_priority_min(SCHED_FIFO);
status = pthread_attr_setschedparam(&attr, &sparam);
ASSERT(status == OK);
printf("Set thread priority to %d\n", sparam.sched_priority);
status = pthread_attr_setschedpolicy(&attr, SCHED_FIFO);
ASSERT(status == OK);
printf("Set thread policy to SCHED_FIFO \n");
for (i = 0; i < n; i++)
{
printf("Start thread #%d \n", i);
status = pthread_create(&thread[i], &attr,
thread_func, (FAR void *)&i);
ASSERT(status == OK);
}
/* Wait for finishing the last thread */
pthread_join(thread[n - 1], &result);
printf("Done\n");
}
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* smp_main
****************************************************************************/
int main(int argc, FAR char *argv[])
{
struct timespec ts0;
struct timespec ts1;
uint64_t elapsed;
char *endp;
int n = 1;
if (argc == 2)
{
n = (int)strtol(argv[1], &endp, 10);
ASSERT(argv[1] != endp);
ASSERT(0 < n && n <= MAX_THREADS);
}
(void)clock_gettime(CLOCK_REALTIME, &ts0);
get_prime_in_parallel(n);
(void)clock_gettime(CLOCK_REALTIME, &ts1);
elapsed = (((uint64_t)ts1.tv_sec * NSEC_PER_SEC) + ts1.tv_nsec);
elapsed -= (((uint64_t)ts0.tv_sec * NSEC_PER_SEC) + ts0.tv_nsec);
elapsed /= NSEC_PER_MSEC; /* msec */
printf("%s took %ld msec \n", argv[0], elapsed);
return 0;
}