.set	CCFSZ, 0xc0

/* Torture the register window handling a little. */

.data
dstr:
	.ascii	"dad\n"
destr:
wstr:
	.ascii	"woke up...\n"
westr:
cstr:
	.ascii	"child\n"
cestr:
cons:
	.asciz	"/dev/console"

rqtp:	
	.int	5
	.quad	0
	
rmtp:
	.int	0
	.quad	0

.text
	.globl _start
_start:
	mov	5, %g1			! syscall 5: open
	setx	cons, %l0, %o0		! file
	mov	2, %o1			! O_RDWR
	mov	%g0, %o2		! mode (unused)
	ta	%xcc, 9			! syscall
	mov	%o0, %l0

	mov	2, %g1			! syscall 2: fork
	ta	%xcc, 9			! syscall
	brz	%o0, child
	
	mov	4, %g1			! syscall 4: write
	mov	%l0, %o0		! file handle
	setx	dstr, %l0, %o1		! address
	mov	destr - dstr, %o2	! length
	ta	%xcc, 9			! syscall

	mov	240, %g1		! syscall 240: nanosleep
	setx	rqtp, %l0, %o0
	setx	rmtp, %l0, %o1
	ta	%xcc, 9			! syscall

	mov	4, %g1			! syscall 4: write
	mov	%l0, %o0		! file handle
	setx	wstr, %l0, %o1		! address
	mov	westr - wstr, %o2	! length
	ta	%xcc, 9			! syscall

	mov	1, %g1			! syscall 1: exit
	mov	42, %o0			
	ta	%xcc, 9

child:	
	mov	4, %g1			! syscall 4: write
	mov	%l0, %o0		! file handle
	setx	cstr, %l0, %o1		! address
	mov	cestr - cstr, %o2	! length
	ta	%xcc, 9			! syscall

	mov	1, %g1			! syscall 1: exit
	mov	43, %o0
	ta	%xcc, 9