| .file "div_small.S" |
| /*---------------------------------------------------------------------------+ |
| | div_small.S | |
| | | |
| | Divide a 64 bit integer by a 32 bit integer & return remainder. | |
| | | |
| | Copyright (C) 1992 W. Metzenthen, 22 Parker St, Ormond, Vic 3163, | |
| | Australia. E-mail apm233m@vaxc.cc.monash.edu.au | |
| | | |
| | | |
| +---------------------------------------------------------------------------*/ |
| |
| /*---------------------------------------------------------------------------+ |
| | unsigned long div_small(unsigned long long *x, unsigned long y) | |
| +---------------------------------------------------------------------------*/ |
| |
| #include "fpu_asm.h" |
| |
| .text |
| .align 2,144 |
| |
| .globl _div_small |
| |
| _div_small: |
| pushl %ebp |
| movl %esp,%ebp |
| |
| pushl %esi |
| |
| movl PARAM1,%esi /* pointer to num */ |
| movl PARAM2,%ecx /* The denominator */ |
| |
| movl 4(%esi),%eax /* Get the current num msw */ |
| xorl %edx,%edx |
| divl %ecx |
| |
| movl %eax,4(%esi) |
| |
| movl (%esi),%eax /* Get the num lsw */ |
| divl %ecx |
| |
| movl %eax,(%esi) |
| |
| movl %edx,%eax /* Return the remainder in eax */ |
| |
| popl %esi |
| |
| leave |
| ret |
| |