@----------------------------------------------------------------------------
@
@ \Source /usr/local/cvsroot/gccsdk/unixlib/source/math-asm/_isnan.s,v $
@ \Date: 2002/09/24 21:0237 $
@ \Revision 1.3 $
@ \State Exp $
@ \Author admin $
@
@----------------------------------------------------------------------------

	.include	"clib/unixlib/asm_dec.s"


	.global	isnan
	NAME	isnan
isnan:
	BIC	a1, a1, #0x80000000
	RSB	a3, a2, #0
	ORR	a2, a2, a3
	ORR	a2, a1, a2, LSR #31
	RSB	a1, a2, #0x0ff00000
	ADD	a1, a1, #0x70000000
	MOV	a1, a1, LSR #31
	return	AL, pc, lr

