_mm_cvtt_roundsh_i64
Classification
AVX-512, Convert, CPUID Test: AVX512_FP16
Header File
immintrin.h
Instruction
VCVTTSH2SI r64, xmm {sae}
Synopsis
 _mm_cvtt_roundsh_i64(__m128h a, int sae);
Description
Convert the lower half-precision (16-bit) floating-point element in "a" to a 64-bit integer with truncation, and store the result in "dst". [sae_note]
Operation
dst.qword := Convert_FP16_To_Int64_Truncate(a.fp16[0])