int33.s

Algorithms for Image Processing and Computer Vision Source Code

/* This is file INT33.S */
/*
** Copyright (C) 1993 DJ Delorie, 24 Kirsten Ave, Rochester NH 03867-2954
**
** This file is distributed under the terms listed in the document
** "copying.dj", available from DJ Delorie at the address above.
** A copy of "copying.dj" should accompany this file; if not, a copy
** should be available from where this file was obtained.  This file
** may not be distributed without a verbatim copy of "copying.dj".
**
** This file is distributed WITHOUT ANY WARRANTY; without even the implied
** warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/

	.globl	_int33
_int33:
	pushl	%ebp
	movl	%esp,%ebp

	pushl	%ebx
	pushl	%esi
	pushl	%edi

	movl	8(%ebp),%esi

	movl	(%esi),%eax
	movl	4(%esi),%ebx
	movl	8(%esi),%ecx
	movl	12(%esi),%edx

	int	$0x33

	movl	%edx,12(%esi)
	movl	%ecx,8(%esi)
	movl	%ebx,4(%esi)
	movl	%eax,(%esi)

	popl	%edi
	popl	%esi
	popl	%ebx
	leave
	ret