[d630139] | 1 | #
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[4ceef572] | 2 | # Copyright (c) 2012 Martin Decky
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[d630139] | 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 | .text
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| 30 |
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| 31 | .global __aeabi_read_tp
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| 32 |
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[4ceef572] | 33 | .global __aeabi_idiv
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| 34 | .global __aeabi_uidiv
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| 35 |
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| 36 | .global __aeabi_idivmod
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| 37 | .global __aeabi_uidivmod
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| 38 |
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| 39 | .global __aeabi_ldivmod
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| 40 | .global __aeabi_uldivmod
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| 41 |
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[6b781c0] | 42 | __aeabi_read_tp:
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| 43 | mov r0, r9
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| 44 | mov pc, lr
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[4ceef572] | 45 |
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| 46 | __aeabi_idiv:
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[d11a181] | 47 | push {lr}
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[4ceef572] | 48 | bl __divsi3
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[d11a181] | 49 | pop {lr}
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[ab63b04e] | 50 | mov pc, lr
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[4ceef572] | 51 |
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| 52 | __aeabi_uidiv:
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[d11a181] | 53 | push {lr}
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[4ceef572] | 54 | bl __udivsi3
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[d11a181] | 55 | pop {lr}
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[ab63b04e] | 56 | mov pc, lr
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[4ceef572] | 57 |
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| 58 | __aeabi_idivmod:
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[d11a181] | 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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[ab63b04e] | 66 | mov pc, lr
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[4ceef572] | 67 |
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| 68 | __aeabi_uidivmod:
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[d11a181] | 69 | push {lr}
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| 70 | sub sp, sp, #12
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| 71 | add r2, sp, #4
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[4ceef572] | 72 | bl __udivmodsi3
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[d11a181] | 73 | ldr r1, [sp, #4]
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| 74 | add sp, sp, #12
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| 75 | pop {lr}
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[ab63b04e] | 76 | mov pc, lr
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[4ceef572] | 77 |
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| 78 | __aeabi_ldivmod:
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[d11a181] | 79 | push {lr}
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| 80 | sub sp, sp, #24
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| 81 | push {sp}
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[4ceef572] | 82 | bl __divmoddi3
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[d11a181] | 83 | add sp, sp, #4
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[4ceef572] | 84 | pop {r2, r3}
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[d11a181] | 85 | add sp, sp, #16
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| 86 | pop {lr}
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[ab63b04e] | 87 | mov pc, lr
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[4ceef572] | 88 |
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| 89 | __aeabi_uldivmod:
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[d11a181] | 90 | push {lr}
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| 91 | sub sp, sp, #24
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| 92 | push {sp}
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[4ceef572] | 93 | bl __udivmoddi3
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[d11a181] | 94 | add sp, sp, #4
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[4ceef572] | 95 | pop {r2, r3}
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[d11a181] | 96 | add sp, sp, #16
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| 97 | pop {lr}
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[ab63b04e] | 98 | mov pc, lr
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