Developer Guide and Reference

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Intrinsics for Rounding Operations (512-bit)

The prototypes for Intel® Advanced Vector Extensions 512 (Intel® AVX-512) intrinsics are located in the
zmmintrin.h
header file.
To use these intrinsics, include the
immintrin.h
file as follows:
#include <immintrin.h>
Intrinsic Name
Operation
Corresponding
Intel® AVX-512 Instruction
_mm512_ceil_pd
,
_mm512_mask_ceil_pd
Rounds float64 vector elements to nearest upper integer.
None.
_mm512_ceil_ps
,
_mm512_mask_ceil_ps
Rounds float32 vector elements to nearest upper integer.
None.
_mm512_floor_pd
,