Last change
on this file since 444 was
444,
checked in by satin@…, 7 years ago
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add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
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File size:
1.1 KB
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Line | |
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1 | /* |
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2 | * sim-read.S -- read interface for frv simulator |
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3 | * |
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4 | * Copyright (c) 2002 Red Hat, Inc |
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5 | * |
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6 | * The authors hereby grant permission to use, copy, modify, distribute, |
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7 | * and license this software and its documentation for any purpose, provided |
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8 | * that existing copyright notices are retained in all copies and that this |
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9 | * notice is included verbatim in any distributions. No written agreement, |
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10 | * license, or royalty fee is required for any of the authorized uses. |
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11 | * Modifications to this software may be copyrighted by their authors |
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12 | * and need not follow the licensing terms described here, provided that |
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13 | * the new terms are clearly indicated on the first page of each file where |
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14 | * they apply. |
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15 | */ |
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16 | |
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17 | #include <frv-asm.h> |
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18 | |
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19 | #include "syscall.h" |
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20 | |
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21 | /* |
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22 | * Input: |
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23 | * gr8 -- File descriptor. |
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24 | * gr9 -- Buffer to be read into. |
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25 | * gr10 -- Length of the buffer. |
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26 | * |
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27 | * Output: |
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28 | * gr8 -- Length read or -1. |
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29 | * errno -- Set if an error |
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30 | */ |
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31 | |
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32 | .globl EXT(_read) |
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33 | .type EXT(_read),@function |
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34 | .weak EXT(read) |
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35 | .text |
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36 | EXT(_read): |
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37 | EXT(read): |
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38 | setlos #SYS_read,gr7 |
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39 | tira gr0,#0 |
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40 | ret |
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41 | .Lend: |
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42 | .size EXT(_read),.Lend-EXT(_read) |
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