_mm_fpclass_sh_mask
Classification
AVX-512, Miscellaneous, CPUID Test: AVX512_FP16
Header File
Instruction
VFPCLASSSH k, xmm, imm8
Synopsis
_mm_fpclass_sh_mask(__m128h a, int imm8);
Description
Test the lower half-precision (16-bit) floating-point element in "a" for special categories specified by "imm8", and store the result in mask vector "k".
[fpclass_note]
Operation
k[0] := CheckFPClass_FP16(a.fp16[0], imm8[7:0])
k[MAX:1] := 0