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111
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1 /* { dg-require-effective-target vect_int } */
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2
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3 #include <stdarg.h>
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4 #include "tree-vect.h"
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5
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6 #define N 16
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7
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8 typedef struct {
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9 unsigned char a;
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10 unsigned char b;
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11 unsigned char c;
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12 unsigned char d;
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13 unsigned char e;
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14 unsigned char f;
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15 unsigned char g;
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16 unsigned char h;
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17 } s;
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18
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19 __attribute__ ((noinline)) int
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20 main1 ()
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21 {
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22 int i;
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23 s arr[N];
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24 s *ptr = arr;
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25 s res[N];
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26 unsigned char u, t, s, x, z, w;
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27
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28 for (i = 0; i < N; i++)
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29 {
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30 arr[i].a = i;
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31 arr[i].b = i * 2;
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32 arr[i].c = 17;
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33 arr[i].d = i+34;
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34 arr[i].e = i * 3 + 5;
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35 arr[i].f = i * 5;
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36 arr[i].g = i - 3;
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37 arr[i].h = 67;
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131
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38 asm volatile ("" ::: "memory");
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111
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39 }
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40
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41 for (i = 0; i < N; i++)
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42 {
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43 u = ptr->b - ptr->a;
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44 t = ptr->d - ptr->c;
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45 res[i].c = u + t;
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46 x = ptr->b + ptr->d;
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47 res[i].a = ptr->a + x;
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48 res[i].d = u + t;
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49 s = ptr->h - ptr->a;
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50 res[i].b = s + t;
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51 res[i].f = ptr->f + ptr->h;
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52 res[i].e = ptr->b + ptr->e;
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53 res[i].h = ptr->d;
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54 res[i].g = u + t;
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55 ptr++;
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56 }
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57
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58 /* check results: */
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59 for (i = 0; i < N; i++)
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60 {
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61 if (res[i].c != arr[i].b - arr[i].a + arr[i].d - arr[i].c
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62 || res[i].a != arr[i].a + arr[i].b + arr[i].d
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63 || res[i].d != arr[i].b - arr[i].a + arr[i].d - arr[i].c
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64 || res[i].b != arr[i].h - arr[i].a + arr[i].d - arr[i].c
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65 || res[i].f != arr[i].f + arr[i].h
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66 || res[i].e != arr[i].b + arr[i].e
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67 || res[i].h != arr[i].d
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68 || res[i].g != arr[i].b - arr[i].a + arr[i].d - arr[i].c)
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69 abort();
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70 }
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71 }
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72
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73
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74 int main (void)
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75 {
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76 check_vect ();
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77
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78 main1 ();
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79
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80 return 0;
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81 }
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82
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83 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_strided8 } } } */
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84
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