1_start:
2	alloc		r8 = 0, 0, 0, 0
3	cmp.eq		p6 = r0, r0
4	cmp.eq		p7 = 0, r0
5	cmp4.eq		p8 = r0, r0
6	cmp4.eq		p9 = 0, r0
7	cmp8xchg16.acq	r9 = [r0], r0
8	cmpxchg4.acq	r10 = [r0], r0
9	fclass.m	p10 = f0, @pos
10	fcmp.eq		p11 = f0, f0
11	ld16		r11 = [r0]
12	mov		pr = r0
13	st16		[r0] = r0
14	tbit.nz		p12 = r0, 0
15	tnat.nz		p13 = r0
16
17	# instructions added by SDM2.2:
18
19	tf.nz p2, p3 = 33
20