Commit | Line | Data |
---|---|---|
61fab018 | 1 | #include <stdio.h> |
da32ed67 | 2 | #include "fakeasm.h" |
61fab018 | 3 | typedef unsigned char u8; |
da32ed67 | 4 | |
24abdcbb TG |
5 | u8 data[] = { |
6 | 0x84, 0x9d, 0xb0, 0x69, 0x9d, 0x84, 0x69, 0x58, | |
7 | 0x75, 0x8c, 0xb0, 0x69, 0x8c, 0x75, 0x69, 0x58 | |
8 | }; | |
3b86ca43 TG |
9 | u8 x; |
10 | u8 t; | |
11 | u8 o; | |
12 | u8 g(int i) { | |
63363195 | 13 | u8 tmp; |
0f219114 | 14 | ANDI (t, 0x07) |
63363195 TG |
15 | tmp = i >> 16; |
16 | ANDI (tmp, 3) | |
09cf3949 TG |
17 | TST (tmp) |
18 | BREQ (skip) | |
19 | SUBI (t, -8) | |
20 | skip: | |
c616f0c2 | 21 | t = data[t]; |
c616f0c2 TG |
22 | t = (i*t) >> o; |
23 | AND (t, x) | |
24 | ANDI (t, 3) | |
25 | return t; | |
61fab018 TG |
26 | }; |
27 | ||
28 | int main(void) { | |
fe9a76e4 | 29 | int i; |
c65ddced TG |
30 | unsigned short n; |
31 | unsigned short s; | |
ab6fe4c2 | 32 | u8 acc; |
fe9a76e4 | 33 | for (i = 0;; i++) { |
ab6fe4c2 | 34 | acc = 0; |
fe9a76e4 TG |
35 | n = i >> 14; |
36 | s = i >> 17; | |
3b86ca43 TG |
37 | |
38 | //voice 1: | |
39 | LDI (x, 1) | |
40 | MOV (t, n) | |
41 | LDI (o, 12) | |
42 | acc += g(i); | |
43 | ||
44 | //voice 2: | |
45 | MOV (x, s) | |
46 | t = n ^ i >> 13; | |
47 | LDI (o, 10) | |
48 | acc += g(i); | |
49 | ||
50 | //voice 3: | |
51 | x = s / 3; | |
52 | t = n + ((i >> 11) % 3); | |
53 | LDI (o, 10) | |
54 | acc += g(i); | |
55 | ||
56 | //voice 4: | |
57 | x = s / 5; | |
58 | t = 8 + n - ((i >> 10) % 3); | |
59 | LDI (o, 9) | |
60 | acc += g(i); | |
ab6fe4c2 | 61 | putchar(acc<<4); |
fe9a76e4 | 62 | } |
61fab018 | 63 | } |