WebSVN – HelenOS – Diff – /trunk/kernel/test/atomic/atomic1.c


/*
 * Copyright (C) 2006 Jakub Jermar
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - 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.
 * - 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.
 */
 
#include <test.h>
#include <print.h>
#include <atomic.h>
#include <debug.h>
 
#ifdef CONFIG_BENCH
#include <arch/cycle.h>
#endif
 
void test_atomic1(void)
{
#ifdef CONFIG_BENCH
    uint64_t t0 = get_cycle();
#endif
    atomic_t a;
 
    atomic_set(&a, 10);
    printf("Testing atomic_set() and atomic_get().\n");
    ASSERT(atomic_get(&a) == 10);
    printf("Testing atomic_postinc()\n");
    ASSERT(atomic_postinc(&a) == 10);
    ASSERT(atomic_get(&a) == 11);
    printf("Testing atomic_postdec()\n");
    ASSERT(atomic_postdec(&a) == 11);
    ASSERT(atomic_get(&a) == 10);
    printf("Testing atomic_preinc()\n");
    ASSERT(atomic_preinc(&a) == 11);
    ASSERT(atomic_get(&a) == 11);
    printf("Testing atomic_predec()\n");
    ASSERT(atomic_postdec(&a) == 11);
    ASSERT(atomic_get(&a) == 10);
 
    printf("Test passed.\n");
#ifdef CONFIG_BENCH
    uint64_t dt = get_cycle() - t0;
    printf("Time: %.*d cycles\n", sizeof(dt) * 2, dt);
#endif
 
}
 

Rev 2019	Rev 2020
1	/*	1	/*
2	* Copyright (C) 2006 Jakub Jermar	2	* Copyright (C) 2006 Jakub Jermar
3	* All rights reserved.	3	* All rights reserved.
4	*	4	*
5	* Redistribution and use in source and binary forms, with or without	5	* Redistribution and use in source and binary forms, with or without
6	* modification, are permitted provided that the following conditions	6	* modification, are permitted provided that the following conditions
7	* are met:	7	* are met:
8	*	8	*
9	* - Redistributions of source code must retain the above copyright	9	* - Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.	10	* notice, this list of conditions and the following disclaimer.
11	* - Redistributions in binary form must reproduce the above copyright	11	* - Redistributions in binary form must reproduce the above copyright
12	* notice, this list of conditions and the following disclaimer in the	12	* notice, this list of conditions and the following disclaimer in the
13	* documentation and/or other materials provided with the distribution.	13	* documentation and/or other materials provided with the distribution.
14	* - The name of the author may not be used to endorse or promote products	14	* - The name of the author may not be used to endorse or promote products
15	* derived from this software without specific prior written permission.	15	* derived from this software without specific prior written permission.
16	*	16	*
17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR	17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES	18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.	19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,	20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT	21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,	22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY	23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF	25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.	26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27	*/	27	*/
28		28
29	#include <test.h>	29	#include <test.h>
30	#include <print.h>	30	#include <print.h>
31	#include <atomic.h>	31	#include <atomic.h>
32	#include <debug.h>	32	#include <debug.h>
33		33
34	#ifdef CONFIG_BENCH	34	#ifdef CONFIG_BENCH
35	#include <arch/cycle.h>	35	#include <arch/cycle.h>
36	#endif	36	#endif
37		37
38	void test_atomic1(void)	38	void test_atomic1(void)
39	{	39	{
40	#ifdef CONFIG_BENCH	40	#ifdef CONFIG_BENCH
41	uint64_t t0 = get_cycle();	41	uint64_t t0 = get_cycle();
42	#endif	42	#endif
43	atomic_t a;	43	atomic_t a;
44		44
45	atomic_set(&a, 10);	45	atomic_set(&a, 10);
46	printf("Testing atomic_set() and atomic_get().\n");	46	printf("Testing atomic_set() and atomic_get().\n");
47	ASSERT(atomic_get(&a) == 10);	47	ASSERT(atomic_get(&a) == 10);
48	printf("Testing atomic_postinc()\n");	48	printf("Testing atomic_postinc()\n");
49	ASSERT(atomic_postinc(&a) == 10);	49	ASSERT(atomic_postinc(&a) == 10);
50	ASSERT(atomic_get(&a) == 11);	50	ASSERT(atomic_get(&a) == 11);
51	printf("Testing atomic_postdec()\n");	51	printf("Testing atomic_postdec()\n");
52	ASSERT(atomic_postdec(&a) == 11);	52	ASSERT(atomic_postdec(&a) == 11);
53	ASSERT(atomic_get(&a) == 10);	53	ASSERT(atomic_get(&a) == 10);
54	printf("Testing atomic_preinc()\n");	54	printf("Testing atomic_preinc()\n");
55	ASSERT(atomic_preinc(&a) == 11);	55	ASSERT(atomic_preinc(&a) == 11);
56	ASSERT(atomic_get(&a) == 11);	56	ASSERT(atomic_get(&a) == 11);
57	printf("Testing atomic_predec()\n");	57	printf("Testing atomic_predec()\n");
58	ASSERT(atomic_postdec(&a) == 11);	58	ASSERT(atomic_postdec(&a) == 11);
59	ASSERT(atomic_get(&a) == 10);	59	ASSERT(atomic_get(&a) == 10);
60		60
61	printf("Test passed.\n");	61	printf("Test passed.\n");
62	#ifdef CONFIG_BENCH	62	#ifdef CONFIG_BENCH
63	uint64_t dt = get_cycle() - t0;	63	uint64_t dt = get_cycle() - t0;
64	printf("Time: %.d cycles\n", sizeof(dt) 2, dt);	64	printf("Time: %.d cycles\n", sizeof(dt) 2, dt);
65	#endif	65	#endif
66	return;	-
67	}	66	}
68		67

Subversion Repositories HelenOS

(root)/trunk/kernel/test/atomic/atomic1.c – Rev 2019 → 2020