gcc/testsuite/gcc.target/arm/neon-vsubu64.c

   1 /* Test the `vsub_u64' ARM Neon intrinsic.  */
   2
   3 /* { dg-do run } */
   4 /* { dg-require-effective-target arm_neon_hw } */
   5 /* { dg-options "-O0" } */
   6 /* { dg-add-options arm_neon } */
   7
   8 #include "arm_neon.h"
   9 #include <stdlib.h>
  10
  11 int main (void)
  12 {
  13   uint64x1_t out_uint64x1_t = 0;
  14   uint64x1_t arg0_uint64x1_t = (uint64x1_t)0xdeadbeefdeadbeefLL;
  15   uint64x1_t arg1_uint64x1_t = (uint64x1_t)0x0000beefdead0000LL;
  16
  17   out_uint64x1_t = vsub_u64 (arg0_uint64x1_t, arg1_uint64x1_t);
  18   if (out_uint64x1_t != (uint64x1_t)0xdead00000000beefLL)
  19     abort();
  20   return 0;
  21 }