old-autovect-branch/gcc/testsuite/gcc.dg/vect/vect-cast-2.c

   1 /* { dg-require-effective-target vect_int } */
   2
   3 #include <stdarg.h>
   4 #include "tree-vect.h"
   5
   6 #define N 64
   7
   8 unsigned char uX[N] __attribute__ ((__aligned__(16)));
   9 unsigned char uresultX[N];
  10 unsigned int uY[N] __attribute__ ((__aligned__(16)));
  11 unsigned short uresultY[N];
  12
  13 int
  14 foo1(int len) {
  15   int i;
  16
  17   for (i=0; i<len; i++) {
  18     uresultX[i] = uX[i];
  19     uresultY[i] = (unsigned short)uY[i];
  20   }
  21 }
  22
  23 int main (void)
  24 {
  25   int i;
  26
  27   check_vect ();
  28
  29   for (i=0; i<N; i++) {
  30     uX[i] = 16-i;
  31     uY[i] = 16-i;
  32   }
  33
  34   foo1 (N);
  35
  36   for (i=0; i<N; i++) {
  37     if (uresultX[i] != uX[i])
  38       abort ();
  39     if (uresultY[i] != (unsigned short)uY[i])
  40       abort ();
  41   }
  42
  43   return 0;
  44 }
  45
  46 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target powerpc*-*-* } } } */
  47 /* { dg-final { cleanup-tree-dump "vect" } } */
  48