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File: [cvs.NetBSD.org] / src / lib / libc / arch / i386 / stdlib / ldiv.S (download)

Revision 1.9, Sun Jun 12 20:29:25 2011 UTC (10 years, 11 months ago) by plunky
Branch: MAIN
CVS Tags: yamt-pagecache-tag8, yamt-pagecache-base9, yamt-pagecache-base8, yamt-pagecache-base7, yamt-pagecache-base6, yamt-pagecache-base5, yamt-pagecache-base4, yamt-pagecache-base3, yamt-pagecache-base2, yamt-pagecache-base, yamt-pagecache, riastradh-xf86-video-intel-2-7-1-pre-2-21-15, riastradh-drm2-base3, riastradh-drm2-base2, riastradh-drm2-base1, riastradh-drm2-base, riastradh-drm2, netbsd-6-base, netbsd-6-1-RELEASE, netbsd-6-1-RC4, netbsd-6-1-RC3, netbsd-6-1-RC2, netbsd-6-1-RC1, netbsd-6-1-5-RELEASE, netbsd-6-1-4-RELEASE, netbsd-6-1-3-RELEASE, netbsd-6-1-2-RELEASE, netbsd-6-1-1-RELEASE, netbsd-6-1, netbsd-6-0-RELEASE, netbsd-6-0-RC2, netbsd-6-0-RC1, netbsd-6-0-6-RELEASE, netbsd-6-0-5-RELEASE, netbsd-6-0-4-RELEASE, netbsd-6-0-3-RELEASE, netbsd-6-0-2-RELEASE, netbsd-6-0-1-RELEASE, netbsd-6-0, netbsd-6, matt-nb6-plus-nbase, matt-nb6-plus-base, matt-nb6-plus, agc-symver-base, agc-symver
Branch point for: tls-maxphys, tls-earlyentropy
Changes since 1.8: +3 -2 lines

Functions that return a struct or union, must set %eax to the value
of the original address of the callers area before it returns.

(System V ABI, i386 supplement, fourth edition, page 3-14)

/*	$NetBSD: ldiv.S,v 1.9 2011/06/12 20:29:25 plunky Exp $	*/
/*
 * Written by J.T. Conklin <jtc@NetBSD.org>.
 * Public domain.
 */

#include <machine/asm.h>

#if defined(LIBC_SCCS)
RCSID("$NetBSD: ldiv.S,v 1.9 2011/06/12 20:29:25 plunky Exp $")
#endif

ENTRY(ldiv)
	pushl	%ebx
	movl	8(%esp),%ebx
	movl	12(%esp),%eax
	movl	16(%esp),%ecx
	cdq
	idiv	%ecx
	movl	%eax,(%ebx)
	movl	%edx,4(%ebx)
	movl	%ebx,%eax
	popl	%ebx
	ret	$4