14 registers, 41 instructions:
0	r0 = uniform32 ptr0 4
1	r1 = uniform32 ptr0 8
2	r2 = uniform32 ptr0 C
3	r3 = uniform32 ptr0 10
4	r4 = uniform32 ptr0 14
5	r5 = uniform32 ptr0 18
6	r6 = uniform32 ptr0 1C
7	r7 = uniform32 ptr0 20
8	r8 = splat 0 (0)
9	r9 = splat FFFFFFFF (nan)
10	r10 = trunc r1
11	r11 = splat 2 (2.8025969e-45)
12	r11 = eq_i32 r10 r11
13	r12 = splat 1 (1.4012985e-45)
14	r12 = eq_i32 r10 r12
15	r13 = bit_clear r12 r11
16	r8 = eq_i32 r10 r8
17	r13 = bit_or r13 r8
18	r13 = bit_clear r13 r11
19	r8 = bit_and r8 r13
20	r12 = bit_and r12 r13
21	r12 = bit_clear r12 r8
22	r11 = bit_or r11 r12
23	r11 = bit_and r13 r11
24	r11 = bit_clear r11 r8
25	r12 = select r11 r9 r12
26	r9 = splat 3 (4.2038954e-45)
27	r9 = eq_i32 r10 r9
28	r9 = bit_or r12 r9
29	r9 = bit_and r13 r9
30	r8 = bit_clear r9 r8
31	r8 = bit_and r13 r8
32	r8 = bit_and r13 r8
33	r4 = select r8 r0 r4
34	r5 = select r8 r1 r5
35	r6 = select r8 r2 r6
36	r7 = select r8 r3 r7
loop:
37	    store32 ptr1 r4
38	    store32 ptr2 r5
39	    store32 ptr3 r6
40	    store32 ptr4 r7