WebSVN – HelenOS – Diff – /trunk/kernel/test/fpu/sse1.c


/*
 * Copyright (C) 2005 Ondrej Palkovsky
 * 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 <print.h>
#include <debug.h>
#include <panic.h>
 
#include <test.h>
#include <atomic.h>
#include <proc/thread.h>
#include <time/delay.h>
 
#include <arch.h>
 
#ifdef CONFIG_BENCH
#include <arch/cycle.h>
#endif
 
#if (defined(ia32) || defined(amd64) || defined(ia32xen))
 
#define THREADS     50
#define DELAY       10000L
#define ATTEMPTS        5
 
static atomic_t threads_ok;
static waitq_t can_start;
 
static void testit1(void *data)
{
    int i;
    int arg __attribute__((aligned(16))) = (int)((unative_t) data);
    int after_arg __attribute__((aligned(16)));
 
    thread_detach(THREAD);
   
    waitq_sleep(&can_start);
 
    for (i = 0; i<ATTEMPTS; i++) {
        __asm__ volatile (
            "movlpd %0, %%xmm2"
            :"=m"(arg)
            );
 
        delay(DELAY);
        __asm__ volatile (
            "movlpd %%xmm2, %0"
            :"=m"(after_arg)
            );
       
        if(arg != after_arg)
            panic("tid%d: arg(%d) != %d\n",
                  THREAD->tid, arg, after_arg);
    }
 
    atomic_inc(&threads_ok);
}
 
static void testit2(void *data)
{
    int i;
    int arg __attribute__((aligned(16))) = (int)((unative_t) data);
    int after_arg __attribute__((aligned(16)));
 
    thread_detach(THREAD);
   
    waitq_sleep(&can_start);
 
    for (i = 0; i<ATTEMPTS; i++) {
        __asm__ volatile (
            "movlpd %0, %%xmm2"
            :"=m"(arg)
            );
 
        scheduler();
        __asm__ volatile (
            "movlpd %%xmm2, %0"
            :"=m"(after_arg)
            );
       
        if(arg != after_arg)
            panic("tid%d: arg(%d) != %d\n",
                  THREAD->tid, arg, after_arg);
    }
 
    atomic_inc(&threads_ok);
}
 
 
void test_sse1(void)
{
#ifdef CONFIG_BENCH
    uint64_t t0 = get_cycle();
#endif
    thread_t *t;
    int i;
 
    waitq_initialize(&can_start);
 
    printf("SSE test #1\n");
    printf("Creating %d threads... ", THREADS);
 
    for (i=0; i<THREADS/2; i++) {  
        if (!(t = thread_create(testit1, (void *)((unative_t)i*2), TASK, 0, "testit1")))
            panic("could not create thread\n");
        thread_ready(t);
        if (!(t = thread_create(testit2, (void *)((unative_t)i*2+1), TASK, 0, "testit2")))
            panic("could not create thread\n");
        thread_ready(t);
    }
 
    printf("ok\n");
   
    thread_sleep(1);
    waitq_wakeup(&can_start, WAKEUP_ALL);
 
    while (atomic_get(&threads_ok) != THREADS)
        ;
       
    printf("Test passed.\n");
#ifdef CONFIG_BENCH
    uint64_t dt = get_cycle() - t0;
    printf("Time: %.*d cycles\n", sizeof(dt) * 2, dt);
#endif
}
 
#else
 
void test_sse1(void)
{
    printf("This test is available only on SSE enabled platforms.");
}
 
#endif
 

Rev 1787	Rev 2021
1	/*	1	/*
2	* Copyright (C) 2005 Ondrej Palkovsky	2	* Copyright (C) 2005 Ondrej Palkovsky
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 <print.h>	29	#include <print.h>
30	#include <debug.h>	30	#include <debug.h>
31	#include <panic.h>	31	#include <panic.h>
32		32
33	#include <test.h>	33	#include <test.h>
34	#include <atomic.h>	34	#include <atomic.h>
35	#include <proc/thread.h>	35	#include <proc/thread.h>
36	#include <time/delay.h>	36	#include <time/delay.h>
37		37
38	#include <arch.h>	38	#include <arch.h>
39		39
-		40	#ifdef CONFIG_BENCH
-		41	#include <arch/cycle.h>
-		42	#endif
-		43
-		44	#if (defined(ia32) \|\| defined(amd64) \|\| defined(ia32xen))
-		45
40	#define THREADS 50	46	#define THREADS 50
41	#define DELAY 10000L	47	#define DELAY 10000L
42	#define ATTEMPTS 5	48	#define ATTEMPTS 5
43		49
44	static atomic_t threads_ok;	50	static atomic_t threads_ok;
45	static waitq_t can_start;	51	static waitq_t can_start;
46		52
47	static void testit1(void *data)	53	static void testit1(void *data)
48	{	54	{
49	int i;	55	int i;
50	int arg __attribute__((aligned(16))) = (int)((unative_t) data);	56	int arg __attribute__((aligned(16))) = (int)((unative_t) data);
51	int after_arg __attribute__((aligned(16)));	57	int after_arg __attribute__((aligned(16)));
52		58
53	thread_detach(THREAD);	59	thread_detach(THREAD);
54		60
55	waitq_sleep(&can_start);	61	waitq_sleep(&can_start);
56		62
57	for (i = 0; i<ATTEMPTS; i++) {	63	for (i = 0; i<ATTEMPTS; i++) {
58	__asm__ volatile (	64	__asm__ volatile (
59	"movlpd %0, %%xmm2"	65	"movlpd %0, %%xmm2"
60	:"=m"(arg)	66	:"=m"(arg)
61	);	67	);
62		68
63	delay(DELAY);	69	delay(DELAY);
64	__asm__ volatile (	70	__asm__ volatile (
65	"movlpd %%xmm2, %0"	71	"movlpd %%xmm2, %0"
66	:"=m"(after_arg)	72	:"=m"(after_arg)
67	);	73	);
68		74
69	if(arg != after_arg)	75	if(arg != after_arg)
70	panic("tid%d: arg(%d) != %d\n",	76	panic("tid%d: arg(%d) != %d\n",
71	THREAD->tid, arg, after_arg);	77	THREAD->tid, arg, after_arg);
72	}	78	}
73		79
74	atomic_inc(&threads_ok);	80	atomic_inc(&threads_ok);
75	}	81	}
76		82
77	static void testit2(void *data)	83	static void testit2(void *data)
78	{	84	{
79	int i;	85	int i;
80	int arg __attribute__((aligned(16))) = (int)((unative_t) data);	86	int arg __attribute__((aligned(16))) = (int)((unative_t) data);
81	int after_arg __attribute__((aligned(16)));	87	int after_arg __attribute__((aligned(16)));
82		88
83	thread_detach(THREAD);	89	thread_detach(THREAD);
84		90
85	waitq_sleep(&can_start);	91	waitq_sleep(&can_start);
86		92
87	for (i = 0; i<ATTEMPTS; i++) {	93	for (i = 0; i<ATTEMPTS; i++) {
88	__asm__ volatile (	94	__asm__ volatile (
89	"movlpd %0, %%xmm2"	95	"movlpd %0, %%xmm2"
90	:"=m"(arg)	96	:"=m"(arg)
91	);	97	);
92		98
93	scheduler();	99	scheduler();
94	__asm__ volatile (	100	__asm__ volatile (
95	"movlpd %%xmm2, %0"	101	"movlpd %%xmm2, %0"
96	:"=m"(after_arg)	102	:"=m"(after_arg)
97	);	103	);
98		104
99	if(arg != after_arg)	105	if(arg != after_arg)
100	panic("tid%d: arg(%d) != %d\n",	106	panic("tid%d: arg(%d) != %d\n",
101	THREAD->tid, arg, after_arg);	107	THREAD->tid, arg, after_arg);
102	}	108	}
103		109
104	atomic_inc(&threads_ok);	110	atomic_inc(&threads_ok);
105	}	111	}
106		112
107		113
108	void test(void)	114	void test_sse1(void)
109	{	115	{
-		116	#ifdef CONFIG_BENCH
-		117	uint64_t t0 = get_cycle();
-		118	#endif
110	thread_t *t;	119	thread_t *t;
111	int i;	120	int i;
112		121
113	waitq_initialize(&can_start);	122	waitq_initialize(&can_start);
114		123
115	printf("SSE test #1\n");	124	printf("SSE test #1\n");
116	printf("Creating %d threads... ", THREADS);	125	printf("Creating %d threads... ", THREADS);
117		126
118	for (i=0; i<THREADS/2; i++) {	127	for (i=0; i<THREADS/2; i++) {
119	if (!(t = thread_create(testit1, (void )((unative_t)i2), TASK, 0, "testit1")))	128	if (!(t = thread_create(testit1, (void )((unative_t)i2), TASK, 0, "testit1")))
120	panic("could not create thread\n");	129	panic("could not create thread\n");
121	thread_ready(t);	130	thread_ready(t);
122	if (!(t = thread_create(testit2, (void )((unative_t)i2+1), TASK, 0, "testit2")))	131	if (!(t = thread_create(testit2, (void )((unative_t)i2+1), TASK, 0, "testit2")))
123	panic("could not create thread\n");	132	panic("could not create thread\n");
124	thread_ready(t);	133	thread_ready(t);
125	}	134	}
126		135
127	printf("ok\n");	136	printf("ok\n");
128		137
129	thread_sleep(1);	138	thread_sleep(1);
130	waitq_wakeup(&can_start, WAKEUP_ALL);	139	waitq_wakeup(&can_start, WAKEUP_ALL);
131		140
132	while (atomic_get(&threads_ok) != THREADS)	141	while (atomic_get(&threads_ok) != THREADS)
133	;	142	;
134		143
135	printf("Test passed.\n");	144	printf("Test passed.\n");
-		145	#ifdef CONFIG_BENCH
-		146	uint64_t dt = get_cycle() - t0;
-		147	printf("Time: %.d cycles\n", sizeof(dt) 2, dt);
-		148	#endif
136	}	149	}
-		150
-		151	#else
-		152
-		153	void test_sse1(void)
-		154	{
-		155	printf("This test is available only on SSE enabled platforms.");
-		156	}
-		157
-		158	#endif
137		159

Subversion Repositories HelenOS

(root)/trunk/kernel/test/fpu/sse1.c @ 2586 – Rev 1787 → 2021