gcc/testsuite/gcc.target/powerpc/bmi-andn-1.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O3" } */
   3 /* { dg-require-effective-target lp64 } */
   4 /* { dg-require-effective-target ppc_cpu_supports_hw } */
   5
   6 #define NO_WARN_X86_INTRINSICS 1
   7 #include <x86intrin.h>
   8 #include "bmi-check.h"
   9
  10 long long calc_andn_u64 (long long src1,
  11                          long long src2,
  12                          long long dummy)
  13 {
  14   return (~src1 + dummy) & (src2);
  15 }
  16
  17 static void
  18 bmi_test()
  19 {
  20   unsigned i;
  21
  22   long long src = 0xfacec0ffeefacec0;
  23   long long res, res_ref;
  24
  25   for (i=0; i<5; ++i) {
  26     src = (i + src) << i;
  27
  28     res_ref = calc_andn_u64 (src, src+i, 0);
  29     res = __andn_u64 (src, src+i);
  30
  31     if (res != res_ref)
  32       abort();
  33   }
  34 }