mirror of
https://github.com/opencv/opencv.git
synced 2024-11-30 22:40:17 +08:00
5a77f4cee3
* core: improve AVX512 infrastructure by adding more CPU features groups * cmake: use groups for AVX512 optimization flags * core: remove gap in CPU flags enumeration * cmake: restore default CPU_DISPATCH
16 lines
326 B
C++
16 lines
326 B
C++
#if defined __AVX512__ || defined __AVX512F__
|
|
#include <immintrin.h>
|
|
|
|
void test()
|
|
{
|
|
int* base;
|
|
__m512i idx;
|
|
__mmask16 m16;
|
|
__m512 f;
|
|
_mm512_mask_prefetch_i32gather_ps(idx, m16, base, 1, _MM_HINT_T1);
|
|
f = _mm512_rsqrt28_ps(f);
|
|
}
|
|
#else
|
|
#error "AVX512-KNL is not supported"
|
|
#endif
|
|
int main() { return 0; } |