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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 8
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7
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8 unsigned int out[N*8];
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9 unsigned int in[N*8] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63};
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10 unsigned int in2[N*16] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63};
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11 unsigned int out2[N*16];
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12
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13 int
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14 main1 ()
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15 {
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16 int i;
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17 unsigned int a0, a1, a2, a3, a4, a5, a6, a7, b1, b0, b2, b3, b4, b5, b6, b7;
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18
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19 /* SLP group of size that is not a multiple of vector size.
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20 Unrolling by 2. */
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21 for (i = 0; i < N; i++)
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22 {
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23 a0 = in[i*2] + 5;
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24 a1 = in[i*2 + 1] + 6;
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25
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26 b0 = a0 * 3;
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27 b1 = a1 * 2;
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28
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29 out[i*2] = b0 - 2;
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30 out[i*2 + 1] = b1 - 3;
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31
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32 out2[i*6] = in2[i*6] * 2;
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33 out2[i*6 + 1] = in2[i*6 + 1] * 3;
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34 out2[i*6 + 2] = in2[i*6 + 2] * 4;
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35 out2[i*6 + 3] = in2[i*6 + 3] * 2;
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36 out2[i*6 + 4] = in2[i*6 + 4] * 4;
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37 out2[i*6 + 5] = in2[i*6 + 5] * 3;
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38 }
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39
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40 /* check results: */
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41 for (i = 0; i < N; i++)
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42 {
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43 if (out[i*2] != (in[i*2] + 5) * 3 - 2
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44 || out[i*2 + 1] != (in[i*2 + 1] + 6) * 2 - 3
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45 || out2[i*6] != in2[i*6] * 2
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46 || out2[i*6 + 1] != in2[i*6 + 1] * 3
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47 || out2[i*6 + 2] != in2[i*6 + 2] * 4
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48 || out2[i*6 + 3] != in2[i*6 + 3] * 2
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49 || out2[i*6 + 4] != in2[i*6 + 4] * 4
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50 || out2[i*6 + 5] != in2[i*6 + 5] * 3)
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51 abort ();
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52 }
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53
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54
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55
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56 return 0;
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57 }
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58
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59 int main (void)
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60 {
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61 check_vect ();
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62
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63 main1 ();
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64
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65 return 0;
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66 }
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67
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68 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_int_mult } } } */
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69 /* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 2 "vect" { target vect_int_mult } } } */
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70
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