_mm_cvttph_epu64
Classification
AVX-512, Convert, CPUID Test: AVX512_FP16
Header File
Instruction
VCVTTPH2UQQ xmm, xmm
Synopsis
_mm_cvttph_epu64(__m128h a);
Description
Convert packed half-precision (16-bit) floating-point elements in "a" to packed unsigned 64-bit integers with truncation, and store the results in "dst".
Operation
FOR j := 0 TO 1
dst.qword[j] := Convert_FP16_To_UInt64_Truncate(a.fp16[j])
ENDFOR
dst[MAX:128] := 0