23pragma pack 281 29 in c

1adds  r31 = r32, 4
2adds  r30 = r32  8 ;;
3ld1   r29 = [r31], 1
4ld1   r28 = [r30], 1 ;;
5ld1   r27 = [r31], 1
6ld1   r26 = [r30], 1 ;;
7dep   r29 = r27, r29, 8, 8
8dep   r28 = r26, r28, 8, 8
9ld1   r25 = [r31], 1
10ld1   r24 = [r30], 1 ;;
11dep   r29 = r25, r29, 16, 8
12dep   r28 = r24, r28, 16, 8
13ld1   r27 = [r31]
14ld1   r26 = [r30] ;;
15dep   r29 = r27, r29, 24, 8
16dep   r28 = r26, r28, 24, 8 ;;
17add   r31 = r28, r29 ;;
18st1   [r32] = r31
19adds  r30 = r32, 1
20adds  r29 = r32, 2 
21extr  r28 = r31, 8, 8
22extr  r27 = r31, 16, 8 ;;
23st1   [r30] = r28
24st1   [r29] = r27, 1
25extr  r26 = r31, 24, 8 ;;
26st1   [r29] = r26
27br.ret.sptk.many.rp
28

1struct Test
2{
3   char AA;
4   int BB;
5   char CC;
6};
7

1adds  r31 = r32, 4
2adds  r30 = r32  8 ;;
3ld4   r31 = [r31]
4ld4   r30 = [r30] ;;
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16
17add   r31 = r30, r31 ;;
18st4   [r32] = r31
19
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26
27br.ret.sptk.many rp
28

1#include <stdio.h>
2
3struct a {
4    char one;
5    char two[2];
6    char eight[8];
7    char four[4];
8};
9
10struct b { 
11    char one;
12    short two;
13    long int eight;
14    int four;
15};
16
17int main(int argc, char** argv) {
18    struct a twoa[2] = {}; 
19    struct b twob[2] = {}; 
20    printf("sizeof(struct a): %i, sizeof(struct b): %i\n", sizeof(struct a), sizeof(struct b));
21    printf("sizeof(twoa): %i, sizeof(twob): %i\n", sizeof(twoa), sizeof(twob));
22}
23