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[/] [or1k_old/] [trunk/] [rc203soc/] [sw/] [uClinux/] [arch/] [i386/] [math-emu/] [div_small.S] - Blame information for rev 1782

Line No.	Rev	Author	Line
1	1623	jcastillo	`.file "div_small.S"`
2			`/*---------------------------------------------------------------------------+`
3			`\| div_small.S \|`
4			`\| \|`
5			`\| Divide a 64 bit integer by a 32 bit integer & return remainder. \|`
6			`\| \|`
7			`\| Copyright (C) 1992,1995 \|`
8			`\| W. Metzenthen, 22 Parker St, Ormond, Vic 3163, \|`
9			`\| Australia. E-mail billm@jacobi.maths.monash.edu.au \|`
10			`\| \|`
11			`\| \|`
12			`+---------------------------------------------------------------------------*/`
13
14			`/*---------------------------------------------------------------------------+`
15			`\| unsigned long div_small(unsigned long long *x, unsigned long y) \|`
16			`+---------------------------------------------------------------------------*/`
17
18			`#include "fpu_emu.h"`
19
20			`.text`
21			`ENTRY(div_small)`
22			`pushl %ebp`
23			`movl %esp,%ebp`
24
25			`pushl %esi`
26
27			`movl PARAM1,%esi /* pointer to num */`
28			`movl PARAM2,%ecx /* The denominator */`
29
30			`movl 4(%esi),%eax /* Get the current num msw */`
31			`xorl %edx,%edx`
32			`divl %ecx`
33
34			`movl %eax,4(%esi)`
35
36			`movl (%esi),%eax /* Get the num lsw */`
37			`divl %ecx`
38
39			`movl %eax,(%esi)`
40
41			`movl %edx,%eax /* Return the remainder in eax */`
42
43			`popl %esi`
44
45			`leave`
46			`ret`
47