gcc/testsuite/gcc.target/powerpc/vec-pext-0.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-mdejagnu-cpu=power10" } */
   3
   4 #include <altivec.h>
   5
   6 extern void abort (void);
   7
   8 vector unsigned long long int
   9 do_vec_pext (vector unsigned long long int source,
  10              vector unsigned long long int mask) {
  11   return vec_pext (source, mask);
  12 }
  13
  14 int main (int argc, char *argv [])
  15 {
  16   vector unsigned long long int source_a = { 0xa5f07e3cull, 0x7e3ca5f0ull };
  17   vector unsigned long long int source_b = { 0x3ca5f07eull, 0x5a0fe7c3ull };
  18
  19   vector unsigned long long int mask_a = { 0xffff0000ull, 0x0000ffffull };
  20   vector unsigned long long int mask_b = { 0x0f0f0f0full, 0xf0f0f0f0ull };
  21
  22   /* See pextd-0.c for derivation of expected results.
  23
  24      result_aa [0] is compute (source [0], mask [0];
  25      result_aa [1] is compute (source [1], mask [1].
  26
  27      result_ab [0] is compute (source [0], mask [2];
  28      result_ab [1] is compute (source [1], mask [3].
  29
  30      result_ba [0] is compute (source [2], mask [0];
  31      result_ba [1] is compute (source [3], mask [1].
  32
  33      result_bb [0] is compute (source [2], mask [2];
  34      result_bb [1] is compute (source [3], mask [3].  */
  35
  36   vector unsigned long long int result_aa = { 0x0000a5f0ull, 0x0000a5f0ull };
  37   vector unsigned long long int result_ab = { 0x000050ecull, 0x000073afull };
  38   vector unsigned long long int result_ba = { 0x00003ca5ull, 0x0000e7c3ull };
  39   vector unsigned long long int result_bb = { 0x0000c50eull, 0x000050ecull };
  40
  41   if (!vec_all_eq (do_vec_pext (source_a, mask_a), result_aa))
  42     abort ();
  43   if (!vec_all_eq (do_vec_pext (source_a, mask_b),result_ab))
  44     abort ();
  45   if (!vec_all_eq (do_vec_pext (source_b, mask_a), result_ba))
  46     abort ();
  47   if (!vec_all_eq (do_vec_pext (source_b, mask_b), result_bb))
  48     abort ();
  49
  50   return 0;
  51 }
  52
  53 /* { dg-final { scan-assembler {\mvpextd\M} } } */