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| Rev | Author | Line No. | Line |
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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 | } |