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| Rev | Author | Line No. | Line |
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| 1797 | decky | 1 | /* |
| 1864 | jermar | 2 | * Copyright (C) 2006 Ondrej Palkovsky |
| 3 | * Copyright (C) 2006 Jakub Jermar |
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| 1797 | decky | 4 | * All rights reserved. |
| 5 | * |
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| 6 | * Redistribution and use in source and binary forms, with or without |
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| 7 | * modification, are permitted provided that the following conditions |
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| 8 | * are met: |
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| 9 | * |
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| 10 | * - Redistributions of source code must retain the above copyright |
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| 11 | * notice, this list of conditions and the following disclaimer. |
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| 12 | * - Redistributions in binary form must reproduce the above copyright |
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| 13 | * notice, this list of conditions and the following disclaimer in the |
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| 14 | * documentation and/or other materials provided with the distribution. |
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| 15 | * - The name of the author may not be used to endorse or promote products |
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| 16 | * derived from this software without specific prior written permission. |
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| 17 | * |
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| 18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 19 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 21 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 24 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 28 | */ |
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| 29 | |||
| 1864 | jermar | 30 | /** @addtogroup libcsparc64 |
| 1797 | decky | 31 | * @{ |
| 32 | */ |
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| 1864 | jermar | 33 | /** |
| 34 | * @file |
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| 35 | * @brief sparc64 TLS functions. |
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| 36 | * |
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| 37 | * The implementation is based on the IA-32 implementation which was also |
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| 38 | * designed by Sun and is virtually the same, except the TCB is stored in |
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| 39 | * %g7 (of the normal set). |
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| 1797 | decky | 40 | */ |
| 41 | |||
| 1864 | jermar | 42 | #ifndef LIBC_sparc64_THREAD_H_ |
| 43 | #define LIBC_sparc64_THREAD_H_ |
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| 1797 | decky | 44 | |
| 45 | typedef struct { |
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| 1864 | jermar | 46 | void *self; |
| 1797 | decky | 47 | void *pst_data; |
| 48 | } tcb_t; |
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| 49 | |||
| 50 | static inline void __tcb_set(tcb_t *tcb) |
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| 51 | { |
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| 1864 | jermar | 52 | __asm__ volatile ("mov %0, %%g7\n" : : "r" (tcb) : "g7"); |
| 1797 | decky | 53 | } |
| 54 | |||
| 1864 | jermar | 55 | static inline tcb_t * __tcb_get(void) |
| 1797 | decky | 56 | { |
| 1864 | jermar | 57 | void *retval; |
| 58 | |||
| 59 | __asm__ volatile ("mov %%g7, %0\n" : "=r" (retval)); |
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| 60 | |||
| 61 | return retval; |
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| 1797 | decky | 62 | } |
| 63 | |||
| 64 | #endif |
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| 65 | |||
| 66 | /** @} |
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| 67 | */ |