OSDN Git Service

PR tree-optimization/35982
[pf3gnuchains/gcc-fork.git] / gcc / testsuite / gcc.dg / vect / slp-17.c
1 /* { dg-require-effective-target vect_int } */
2
3 #include <stdarg.h>
4 #include <stdio.h>
5 #include "tree-vect.h"
6
7 #define N 8 
8
9 int
10 main1 ()
11 {
12   int i;
13   unsigned short out[N*8];
14   unsigned short 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};
15   unsigned short in2[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};
16   unsigned short out2[N*8];
17
18   for (i = 0; i < N*2; i++)
19     {
20       out[i*2] = in[i*2] + 5;
21       out[i*2 + 1] = in[i*2 + 1] + 6;
22
23       out2[i*4] = in2[i*4] + 2;
24       out2[i*4 + 1] = in2[i*4 + 1] + 2;
25       out2[i*4 + 2] = in2[i*4 + 2] + 1;
26       out2[i*4 + 3] = in2[i*4 + 3] + 3;
27     }
28
29   /* check results:  */
30   for (i = 0; i < N*2; i++)
31     {
32       if (out[i*2] != in[i*2] + 5
33          || out[i*2 + 1] != in[i*2 + 1] + 6
34          || out2[i*4] !=  in2[i*4] + 2
35          || out2[i*4 + 1] != in2[i*4 + 1] + 2
36          || out2[i*4 + 2] != in2[i*4 + 2] + 1
37          || out2[i*4 + 3] != in2[i*4 + 3] + 3)
38         abort ();
39     }
40
41   return 0;
42 }
43
44 int main (void)
45 {
46   check_vect ();
47
48   main1 ();
49
50   return 0;
51 }
52
53 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
54 /* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 2 "vect"  } } */
55 /* { dg-final { cleanup-tree-dump "vect" } } */
56