1for (int c0 = 0; c0 <= 1; c0 += 1) {
2 for (int c2 = 0; c2 <= length; c2 += 32) {
3 if (length >= c2 + 1) {
4 for (int c3 = 0; c3 <= length; c3 += 32) {
5 if (c2 == 0)
6 for (int c6 = max(0, -c3 + 1); c6 <= min(31, length - c3); c6 += 1)
7 S_0(c0, 0, c3 + c6 - 1);
8 for (int c5 = max(0, -c2 + 1); c5 <= min(31, (c3 / 2) - c2 - 1); c5 += 1)
9 for (int c6 = 0; c6 <= min(31, length - c3); c6 += 1)
10 S_0(c0, c2 + c5, c3 + c6 - 1);
11 for (int c5 = max(max(0, -c2 + 1), (c3 / 2) - c2); c5 <= min(min(31, length - c2 - 1), (c3 / 2) - c2 + 15); c5 += 1) {
12 for (int c6 = max(0, -c3 + 1); c6 <= min(length - c3, 2 * c2 - c3 + 2 * c5 - 1); c6 += 1)
13 S_0(c0, c2 + c5, c3 + c6 - 1);
14 S_3(c0, 0, c2 + c5);
15 if (length >= 2 * c2 + 2 * c5)
16 S_0(c0, c2 + c5, 2 * c2 + 2 * c5 - 1);
17 for (int c6 = 2 * c2 - c3 + 2 * c5 + 1; c6 <= min(31, length - c3); c6 += 1)
18 S_0(c0, c2 + c5, c3 + c6 - 1);
19 }
20 for (int c5 = max(0, (c3 / 2) - c2 + 16); c5 <= min(31, length - c2 - 1); c5 += 1)
21 for (int c6 = max(0, -c3 + 1); c6 <= min(31, length - c3); c6 += 1)
22 S_0(c0, c2 + c5, c3 + c6 - 1);
23 if (length <= 15 && c2 == 0 && c3 == 0)
24 S_4(c0);
25 if (c3 >= 2 * c2 && 2 * c2 + 32 >= c3)
26 for (int c4 = 1; c4 <= min(min(31, length - 2), (c3 / 2) + 14); c4 += 1)
27 for (int c5 = max((c3 / 2) - c2, -c2 + c4 + 1); c5 <= min(length - c2 - 1, (c3 / 2) - c2 + 15); c5 += 1)
28 S_3(c0, c4, c2 + c5);
29 }
30 for (int c3 = max(2 * c2, -(length % 32) + length + 32); c3 <= min(2 * length - 2, 2 * c2 + 62); c3 += 32)
31 for (int c4 = 0; c4 <= min(31, length - 2); c4 += 1) {
32 for (int c5 = max((c3 / 2) - c2, -c2 + c4 + 1); c5 <= min(length - c2 - 1, (c3 / 2) - c2 + 15); c5 += 1)
33 S_3(c0, c4, c2 + c5);
34 if (c3 + 30 >= 2 * length && c4 == 0)
35 S_4(c0);
36 }
37 if (c2 + 16 == length)
38 S_4(c0);
39 } else if (length >= 32) {
40 S_4(c0);
41 } else {
42 S_4(c0);
43 }
44 }
45 for (int c1 = 32; c1 < length - 1; c1 += 32)
46 for (int c2 = c1; c2 < length; c2 += 32)
47 for (int c3 = c2; c3 <= min(length - 1, c2 + 31); c3 += 16)
48 for (int c4 = 0; c4 <= min(min(31, length - c1 - 2), -c1 + c3 + 14); c4 += 1)
49 for (int c5 = max(-c2 + c3, c1 - c2 + c4 + 1); c5 <= min(length - c2 - 1, -c2 + c3 + 15); c5 += 1)
50 S_3(c0, c1 + c4, c2 + c5);
51}
52

source code of polly/lib/External/isl/test_inputs/codegen/shift2.c