/*
 * Copyright (c) 1985, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * %sccs.include.redist.c%
 *
 *	@(#)infnan.s	8.1 (Berkeley) 06/04/93
 */
	.data
	.align	2
_sccsid:
.asciz	"@(#)infnan.s	1.1 (Berkeley) 8/21/85; 8.1 (ucb.elefunt) 06/04/93"

/*
 * infnan(arg) int arg;
 * where arg :=    EDOM	if result is  NaN
 *	     :=  ERANGE	if result is +INF
 *	     := -ERANGE if result is -INF
 *
 * The Reserved Operand Fault is generated inside of this routine.
 */	
	.globl	_infnan
	.set	EDOM,33
	.set	ERANGE,34
	.text
	.align 1
_infnan:
	.word	0x0
	cmpl	4(ap),$ERANGE
	bneq	1f
	movl	$ERANGE,_errno
	brb	2f
1:	movl	$EDOM,_errno
2:	emodd	$0,$0,$0x8000,r0,r0	# generates the reserved operand fault
	ret