function isprime(i1 : int) : int
	incoming_reg(i1, rdi)
.L:
	i4 = i1 == 1
	i5 = i4
	if itrue(i5) then goto .L0
.L:
	i7 = i1 < 1
	i8 = i7
	if itrue(i8) then goto .L1
.L:
	i9 = i1
.L2:
	i11 = i9 - 1
	i9 = i11
	i13 = i9 == 1
	i14 = i13
	if itrue(i14) then goto .L0
.L:
	i15 = i1 % i9
	i16 = i15
	i18 = i16 == 0
	i19 = i18
	if itrue(i19) then goto .L1
.L:
	goto .L2
	ends_in_dead
.L:
.L0:
	return_int(1)
	ends_in_dead
.L:
.L1:
	return_int(0)
	ends_in_dead
.L:
.L:
end