103 lines
4.7 KiB
C
103 lines
4.7 KiB
C
/****************************************************************************
|
|
* apps/testing/atomic/atomic_main.c
|
|
*
|
|
* Licensed to the Apache Software Foundation (ASF) under one or more
|
|
* contributor license agreements. See the NOTICE file distributed with
|
|
* this work for additional information regarding copyright ownership. The
|
|
* ASF licenses this file to you 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.
|
|
*
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
#include <nuttx/config.h>
|
|
#include <stdio.h>
|
|
#include <stdatomic.h>
|
|
|
|
/****************************************************************************
|
|
* Pre-processor Definitions
|
|
****************************************************************************/
|
|
|
|
#define ATOMIC_CHECK(value, expected) \
|
|
if ((value) != (expected)) \
|
|
{ \
|
|
printf("atomic test fail,line:%d\n",__LINE__); \
|
|
}
|
|
|
|
#define ATOMIC_TEST(type, init) \
|
|
{ \
|
|
atomic_##type object = init; \
|
|
atomic_##type expected = 2; \
|
|
\
|
|
atomic_##type old_value = atomic_fetch_add(&object, 1); \
|
|
ATOMIC_CHECK(old_value, 1); \
|
|
ATOMIC_CHECK(object, 2); \
|
|
\
|
|
atomic_store(&object, 1); \
|
|
ATOMIC_CHECK(object, 1); \
|
|
\
|
|
old_value = atomic_load(&object); \
|
|
ATOMIC_CHECK(object, 1) \
|
|
\
|
|
old_value = atomic_fetch_or(&object, 4); \
|
|
ATOMIC_CHECK(old_value, 1); \
|
|
ATOMIC_CHECK(object, 5); \
|
|
\
|
|
old_value = atomic_fetch_xor(&object, 7); \
|
|
ATOMIC_CHECK(old_value, 5); \
|
|
ATOMIC_CHECK(object, 2); \
|
|
\
|
|
old_value = atomic_fetch_and(&object, 3); \
|
|
ATOMIC_CHECK(old_value, 2); \
|
|
ATOMIC_CHECK(object, 2); \
|
|
\
|
|
old_value = atomic_exchange(&object, 5); \
|
|
ATOMIC_CHECK(old_value, 2); \
|
|
ATOMIC_CHECK(object, 5); \
|
|
\
|
|
old_value = atomic_fetch_sub(&object, 3); \
|
|
ATOMIC_CHECK(old_value, 5); \
|
|
ATOMIC_CHECK(object, 2); \
|
|
\
|
|
atomic_compare_exchange_weak(&object, &expected, 5); \
|
|
ATOMIC_CHECK(object, 5); \
|
|
\
|
|
expected = 5; \
|
|
atomic_compare_exchange_strong(&object, &expected, 2); \
|
|
ATOMIC_CHECK(object, 2); \
|
|
}
|
|
|
|
/****************************************************************************
|
|
* Public Functions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* atomic_main
|
|
****************************************************************************/
|
|
|
|
int main(int argc, FAR char *argv[])
|
|
{
|
|
ATOMIC_TEST(int, 1);
|
|
ATOMIC_TEST(uint, 1U);
|
|
ATOMIC_TEST(long, 1L);
|
|
ATOMIC_TEST(ulong, 1UL);
|
|
ATOMIC_TEST(short, 1);
|
|
ATOMIC_TEST(ushort, 1);
|
|
ATOMIC_TEST(char, 1);
|
|
|
|
printf("atomic test complete!\n");
|
|
return 0;
|
|
}
|