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| [9] | 1 | ! div64u() - 64 bit divided by unsigned giving unsigned long
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| 2 | ! Author: Kees J. Bot
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| 3 | ! 24 Dec 1995
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| 4 | .sect .text
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| 5 | .define _div64u, _rem64u
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| 6 |
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| 7 | _div64u: ! unsigned long div64u(u64_t i, unsigned j);
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| 8 | mov bx, sp
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| 9 | div64u: xor dx, dx
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| 10 | mov ax, 8(bx)
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| 11 | div 10(bx)
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| 12 | mov ax, 6(bx)
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| 13 | div 10(bx)
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| 14 | mov ax, 4(bx)
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| 15 | div 10(bx) ! division bits 16-31
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| 16 | mov cx, ax
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| 17 | mov ax, 2(bx)
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| 18 | div 10(bx) ! division bits 0-15
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| 19 | xchg dx, cx ! division in dx:ax, remainder in cx
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| 20 | ret
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| 21 |
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| 22 | _rem64u: ! unsigned rem64u(u64_t i, unsigned j);
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| 23 | mov bx, sp
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| 24 | call div64u
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| 25 | mov ax, cx
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| 26 | ret
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