gcc/testsuite/gcc.target/powerpc/altivec-ld-1.c

   1 /* { dg-do run { target powerpc*-*-* } } */
   2 /* { dg-require-effective-target vmx_hw } */
   3 /* { dg-require-effective-target int128 } */
   4 /* { dg-options "-maltivec -O0 -Wall -Wno-deprecated" } */
   5
   6 #include <altivec.h>
   7 #include <stdlib.h>
   8
   9 static __vector __int128 v;
  10 static __vector __int128 *pv;
  11
  12 static __vector unsigned __int128 uv;
  13 static __vector unsigned __int128 *puv;
  14
  15 static __int128 i128;
  16 static __int128 *pi128;
  17
  18 static unsigned __int128 u128;
  19 static unsigned __int128 *pu128;
  20
  21
  22 void
  23 doInitialization ()
  24 {
  25   v[0] = -1;
  26   pv = &v;
  27
  28   uv[0] = 0xcafebabe;
  29   puv = &uv;
  30
  31   i128 = 0xfabeabe;
  32   pi128 = &i128;
  33
  34   u128 = 0xabefabe;
  35   pu128 = &u128;
  36 }
  37
  38 int
  39 main (int argc, char *argv[])
  40 {
  41   __vector __int128 loaded_v;
  42   __vector unsigned __int128 loaded_uv;
  43
  44   /* Usage:
  45    *  <Type> result = vec_ld (int index, __vector <Type> v)
  46    * is equivalent to:
  47    *  result = v [index];
  48    */
  49   doInitialization ();
  50   loaded_v = vec_ld (0, pv);
  51   if (loaded_v[0] != -1)
  52     abort ();
  53
  54   loaded_uv = vec_ld (0, puv);
  55   if (loaded_uv[0] != 0xcafebabe)
  56     abort ();
  57
  58   loaded_v = vec_ld (0, pi128);
  59   if (loaded_v[0] != 0xfabeabe)
  60     abort ();
  61
  62   loaded_uv = vec_ld (0, pu128);
  63   if (loaded_uv[0] != 0xabefabe)
  64     abort ();
  65
  66   return 0;
  67 }