gcc/testsuite/gcc.target/powerpc/pr70963.c

   1 /* { dg-do run { target powerpc64*-*-* } } */
   2 /* { dg-require-effective-target p8vector_hw } */
   3 /* { dg-skip-if "" { powerpc*-*-darwin* } } */
   4 /* { dg-skip-if "do not override -mcpu" { powerpc*-*-* } { "-mcpu=*" } { "-mcpu=power8" } } */
   5 /* { dg-options "-mcpu=power8" } */
   6
   7 #include <stdlib.h>
   8 #include <stdio.h>
   9 #include <altivec.h>
  10
  11 static int failed;
  12 static void test (void);
  13
  14 static void check (int result, const char *name)
  15 {
  16   if (!result)
  17     {
  18       failed++;
  19       printf ("fail %s\n", name);
  20     }
  21 }
  22
  23 int main (void)
  24 {
  25   test ();
  26   if (failed)
  27     abort ();
  28   return 0;
  29 }
  30
  31 vector double x = { 81.0, 76.0 };
  32 vector long long y = { 81, 76 };
  33
  34 static void test()
  35 {
  36   vector long long a = vec_cts (x, 0);
  37   vector double b = vec_ctf (a, 0);
  38   vector long long c = __builtin_vsx_xvcvdpuxds_scale (x, 0);
  39   vector double d = vec_ctf (c, 0);
  40   check (vec_all_eq (a, y), "vec_cts");
  41   check (vec_all_eq (b, x), "vec_ctf");
  42   check (vec_all_eq (c, y), "xvcvdpuxds");
  43   check (vec_all_eq (d, x), "vec_ctf unsigned");
  44 }