usr/src/lib/libc/i386/stdlib/abs.s

/*-
 * Copyright (c) 1990 The Regents of the University of California.
 * All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * William Jolitz.
 *
 * %sccs.include.redist.c%
 */

#if defined(LIBC_SCCS) && !defined(lint)
        .asciz "@(#)abs.s       5.1 (Berkeley) %G%"
#endif /* LIBC_SCCS and not lint */

#include "DEFS.h"

ENTRY(abs)
        movl    4(sp),%eax
        cmpl    $0,%eax
        jge     1f
        negl    %eax
1:      ret