1 | #
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2 | # Copyright (c) 2012 Martin Decky
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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 |
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29 | #include <abi/asmtool.h>
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30 |
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31 | .text
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32 |
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33 | FUNCTION_BEGIN(__aeabi_idiv)
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34 | push {lr}
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35 | bl __divsi3
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36 | pop {lr}
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37 | mov pc, lr
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38 | FUNCTION_END(__aeabi_idiv)
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39 |
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40 | FUNCTION_BEGIN(__aeabi_uidiv)
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41 | push {lr}
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42 | bl __udivsi3
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43 | pop {lr}
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44 | mov pc, lr
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45 | FUNCTION_END(__aeabi_uidiv)
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46 |
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47 | FUNCTION_BEGIN(__aeabi_idivmod)
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48 | push {lr}
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49 | sub sp, sp, #12
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50 | add r2, sp, #4
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51 | bl __udivmodsi3
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52 | ldr r1, [sp, #4]
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53 | add sp, sp, #12
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54 | pop {lr}
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55 | mov pc, lr
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56 | FUNCTION_END(__aeabi_idivmod)
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57 |
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58 | FUNCTION_BEGIN(__aeabi_uidivmod)
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59 | push {lr}
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60 | sub sp, sp, #12
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61 | add r2, sp, #4
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62 | bl __udivmodsi3
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63 | ldr r1, [sp, #4]
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64 | add sp, sp, #12
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65 | pop {lr}
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66 | mov pc, lr
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67 | FUNCTION_END(__aeabi_uidivmod)
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68 |
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69 | FUNCTION_BEGIN(__aeabi_ldivmod)
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70 | push {lr}
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71 | sub sp, sp, #24
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72 | push {sp}
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73 | bl __divmoddi3
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74 | add sp, sp, #4
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75 | pop {r2, r3}
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76 | add sp, sp, #16
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77 | pop {lr}
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78 | mov pc, lr
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79 | FUNCTION_END(__aeabi_ldivmod)
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80 |
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81 | FUNCTION_BEGIN(__aeabi_uldivmod)
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82 | push {lr}
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83 | sub sp, sp, #24
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84 | push {sp}
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85 | bl __udivmoddi3
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86 | add sp, sp, #4
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87 | pop {r2, r3}
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88 | add sp, sp, #16
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89 | pop {lr}
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90 | mov pc, lr
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91 | FUNCTION_END(__aeabi_uldivmod)
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