_mm512_inserti64x4
Classification
AVX-512, Swizzle, CPUID Test: AVX512F
Header File
Instruction
VINSERTI64X4 zmm, zmm, ymm, imm8
Synopsis
_mm512_inserti64x4(__m512i a, __m256i b, int imm8);
Description
Copy "a" to "dst", then insert 256 bits (composed of 4 packed 64-bit integers) from "b" into "dst" at the location specified by "imm8".
Operation
dst[511:0] := a[511:0]
CASE (imm8[0]) OF
0: dst[255:0] := b[255:0]
1: dst[511:256] := b[255:0]
ESAC
dst[MAX:512] := 0