gcc/testsuite/gcc.target/powerpc/vec-msumc.c

   1 /* { dg-do run { target { power10_hw } } } */
   2 /* { dg-require-effective-target power10_ok } */
   3 /* { dg-options "-mdejagnu-cpu=power10 -O2" } */
   4 #include <altivec.h>
   5
   6 #define DEBUG 0
   7
   8 #if DEBUG
   9 #include <stdio.h>
  10 #endif
  11
  12 extern void abort (void);
  13
  14 int
  15 main ()
  16 {
  17   vector unsigned long long arg1, arg2;
  18   vector unsigned __int128 arg3, result, expected;
  19   unsigned __int128 c = (unsigned __int128) (-1); /* 2^128 - 1 */
  20
  21   arg1 = (vector unsigned long long) { 111ULL, 300ULL };
  22   arg2 = (vector unsigned long long) { 700ULL, 222ULL };
  23   arg3 = (vector unsigned __int128) { c };
  24   expected = (vector unsigned __int128) { 1 };
  25
  26   result = vec_msumc (arg1, arg2, arg3);
  27   if (result[0] != expected[0])
  28     {
  29 #if DEBUG
  30       printf ("ERROR, expected %d, result %d\n",
  31               (unsigned int) expected[0],
  32               (unsigned int) result[0]);
  33 #else
  34       abort ();
  35 #endif
  36     }
  37
  38   return 0;
  39 }