blob: 2a83f1da5b2dcbfb18402249d0043475f62e0927 [file] [log] [blame]
/* { dg-do run } */
/* { dg-options "-O3 -mdejagnu-cpu=power7" } */
/* { dg-require-effective-target lp64 } */
/* { dg-require-effective-target vsx_hw } */
/* { dg-require-effective-target ppc_cpu_supports_hw } */
#define NO_WARN_X86_INTRINSICS 1
#include <x86intrin.h>
#include "bmi2-check.h"
__attribute__((noinline))
unsigned
calc_pext_u32 (unsigned a, unsigned mask)
{
unsigned res = 0;
int i, k = 0;
for (i = 0; i < 32; ++i)
if (mask & (1 << i)) {
res |= ((a & (1 << i)) >> i) << k;
++k;
}
return res;
}
static void
bmi2_test ()
{
unsigned i;
unsigned src = 0xce7acc;
unsigned res, res_ref;
for (i = 0; i < 5; ++i) {
src = src * (i + 1);
res_ref = calc_pext_u32 (src, ~(i * 3));
res = _pext_u32 (src, ~(i * 3));
if (res != res_ref)
abort();
}
}