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295 | palkovsky | 1 | /* |
2 | * Copyright (C) 2005 Ondrej Palkovsky |
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3 | * All rights reserved. |
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4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions |
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7 | * are met: |
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8 | * |
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9 | * - Redistributions of source code must retain the above copyright |
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10 | * notice, this list of conditions and the following disclaimer. |
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11 | * - Redistributions in binary form must reproduce the above copyright |
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12 | * notice, this list of conditions and the following disclaimer in the |
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13 | * documentation and/or other materials provided with the distribution. |
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14 | * - The name of the author may not be used to endorse or promote products |
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15 | * derived from this software without specific prior written permission. |
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16 | * |
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17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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27 | */ |
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28 | |||
29 | #include <print.h> |
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30 | #include <debug.h> |
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31 | #include <panic.h> |
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32 | |||
33 | #include <test.h> |
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34 | #include <arch/atomic.h> |
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35 | #include <proc/thread.h> |
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36 | #include <time/delay.h> |
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37 | |||
38 | #include <arch.h> |
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39 | |||
40 | #define THREADS 50 |
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41 | #define DELAY 10000L |
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42 | #define ATTEMPTS 5 |
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43 | |||
483 | jermar | 44 | static atomic_t threads_ok; |
295 | palkovsky | 45 | static waitq_t can_start; |
46 | |||
296 | palkovsky | 47 | static void testit1(void *data) |
295 | palkovsky | 48 | { |
49 | int i; |
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50 | int arg __attribute__((aligned(16))) = (int)((__native) data); |
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51 | int after_arg __attribute__((aligned(16))); |
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52 | |||
53 | waitq_sleep(&can_start); |
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54 | |||
55 | for (i = 0; i<ATTEMPTS; i++) { |
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56 | __asm__ volatile ( |
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57 | "movlpd %0, %%xmm2" |
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58 | :"=m"(arg) |
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59 | ); |
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60 | |||
61 | delay(DELAY); |
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62 | __asm__ volatile ( |
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63 | "movlpd %%xmm2, %0" |
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64 | :"=m"(after_arg) |
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65 | ); |
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66 | |||
67 | if(arg != after_arg) |
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68 | panic("tid%d: arg(%d) != %d\n", |
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69 | THREAD->tid, arg, after_arg); |
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70 | } |
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71 | |||
72 | atomic_inc(&threads_ok); |
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73 | } |
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74 | |||
296 | palkovsky | 75 | static void testit2(void *data) |
76 | { |
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77 | int i; |
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78 | int arg __attribute__((aligned(16))) = (int)((__native) data); |
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79 | int after_arg __attribute__((aligned(16))); |
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80 | |||
81 | waitq_sleep(&can_start); |
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295 | palkovsky | 82 | |
296 | palkovsky | 83 | for (i = 0; i<ATTEMPTS; i++) { |
84 | __asm__ volatile ( |
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85 | "movlpd %0, %%xmm2" |
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86 | :"=m"(arg) |
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87 | ); |
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88 | |||
89 | scheduler(); |
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90 | __asm__ volatile ( |
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91 | "movlpd %%xmm2, %0" |
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92 | :"=m"(after_arg) |
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93 | ); |
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94 | |||
95 | if(arg != after_arg) |
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96 | panic("tid%d: arg(%d) != %d\n", |
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97 | THREAD->tid, arg, after_arg); |
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98 | } |
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99 | |||
100 | atomic_inc(&threads_ok); |
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101 | } |
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102 | |||
103 | |||
295 | palkovsky | 104 | void test(void) |
105 | { |
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106 | thread_t *t; |
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107 | int i; |
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108 | |||
109 | waitq_initialize(&can_start); |
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110 | |||
111 | printf("SSE test #1\n"); |
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112 | printf("Creating %d threads... ", THREADS); |
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113 | |||
296 | palkovsky | 114 | for (i=0; i<THREADS/2; i++) { |
115 | if (!(t = thread_create(testit1, (void *)((__native)i*2), TASK, 0))) |
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295 | palkovsky | 116 | panic("could not create thread\n"); |
117 | thread_ready(t); |
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296 | palkovsky | 118 | if (!(t = thread_create(testit2, (void *)((__native)i*2+1), TASK, 0))) |
119 | panic("could not create thread\n"); |
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120 | thread_ready(t); |
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295 | palkovsky | 121 | } |
296 | palkovsky | 122 | |
295 | palkovsky | 123 | printf("ok\n"); |
124 | |||
125 | thread_sleep(1); |
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126 | waitq_wakeup(&can_start, WAKEUP_ALL); |
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127 | |||
827 | palkovsky | 128 | while (atomic_get(&threads_ok) != THREADS) |
295 | palkovsky | 129 | ; |
130 | |||
131 | printf("Test passed.\n"); |
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132 | } |