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/* { dg-do run { target { bmi && { ! ia32 } } } } */
/* { dg-options "-O2 -mbmi -fno-inline" } */
#include <x86intrin.h>
#include "bmi-check.h"
long long calc_tzcnt_u64 (long long src)
{
int i;
int res = 0;
while ( (res<64) && ((src&1) == 0)) {
++res;
src >>= 1;
}
return res;
}
static void
bmi_test ()
{
unsigned i;
long long src = 0xfacec0ffeefacec0;
long long res, res_ref;
for (i=0; i<5; ++i) {
src = i + src << i;
res_ref = calc_tzcnt_u64 (src);
res = __tzcnt_u64 (src);
if (res != res_ref)
abort();
}
}
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