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#include <immintrin.h>
/**
* The following intrinsics don't have direct native support but compilers
* tend to emulate them.
* They're usually supported by gcc >= 7.1, clang >= 4 and icc >= 19
*/
int main(void)
{
__m512 one_ps = _mm512_set1_ps(1.0f);
__m512d one_pd = _mm512_set1_pd(1.0);
__m512i one_i64 = _mm512_set1_epi64(1);
// add
float sum_ps = _mm512_reduce_add_ps(one_ps);
double sum_pd = _mm512_reduce_add_pd(one_pd);
int sum_int = (int)_mm512_reduce_add_epi64(one_i64);
sum_int += (int)_mm512_reduce_add_epi32(one_i64);
// mul
sum_ps += _mm512_reduce_mul_ps(one_ps);
sum_pd += _mm512_reduce_mul_pd(one_pd);
sum_int += (int)_mm512_reduce_mul_epi64(one_i64);
sum_int += (int)_mm512_reduce_mul_epi32(one_i64);
// min
sum_ps += _mm512_reduce_min_ps(one_ps);
sum_pd += _mm512_reduce_min_pd(one_pd);
sum_int += (int)_mm512_reduce_min_epi32(one_i64);
sum_int += (int)_mm512_reduce_min_epu32(one_i64);
sum_int += (int)_mm512_reduce_min_epi64(one_i64);
// max
sum_ps += _mm512_reduce_max_ps(one_ps);
sum_pd += _mm512_reduce_max_pd(one_pd);
sum_int += (int)_mm512_reduce_max_epi32(one_i64);
sum_int += (int)_mm512_reduce_max_epu32(one_i64);
sum_int += (int)_mm512_reduce_max_epi64(one_i64);
// and
sum_int += (int)_mm512_reduce_and_epi32(one_i64);
sum_int += (int)_mm512_reduce_and_epi64(one_i64);
// or
sum_int += (int)_mm512_reduce_or_epi32(one_i64);
sum_int += (int)_mm512_reduce_or_epi64(one_i64);
return (int)sum_ps + (int)sum_pd + sum_int;
}