4.115
Last change
on this file since 9dcc683 was
39993d6,
checked in by Sebastian Huber <sebastian.huber@…>, on 05/07/13 at 08:14:55
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score: Add CPU context validation
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Property mode set to
100644
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File size:
689 bytes
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1 | /* |
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2 | * Copyright (c) 2013 embedded brains GmbH. All rights reserved. |
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3 | * |
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4 | * embedded brains GmbH |
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5 | * Dornierstr. 4 |
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6 | * 82178 Puchheim |
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7 | * Germany |
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8 | * <rtems@embedded-brains.de> |
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9 | * |
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10 | * The license and distribution terms for this file may be |
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11 | * found in the file LICENSE in this distribution or at |
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12 | * http://www.rtems.com/license/LICENSE. |
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13 | */ |
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14 | |
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15 | #ifdef HAVE_CONFIG_H |
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16 | #include "config.h" |
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17 | #endif |
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18 | |
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19 | #include <rtems/asm.h> |
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20 | |
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21 | .section .text |
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22 | |
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23 | FUNCTION_THUMB_ENTRY(_CPU_Context_volatile_clobber) |
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24 | |
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25 | .macro clobber_register reg |
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26 | sub r0, r0, #1 |
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27 | mov \reg, r0 |
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28 | .endm |
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29 | |
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30 | clobber_register r1 |
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31 | clobber_register r2 |
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32 | clobber_register r3 |
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33 | clobber_register r12 |
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34 | |
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35 | bx lr |
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36 | |
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37 | FUNCTION_END(_CPU_Context_volatile_clobber) |
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