_mm512_prefetch_i32scatter_ps
Classification
KNC, Store, CPUID Test: KNCNI
Header File
immintrin.h
Instruction
VSCATTERPF0DPS m512
Synopsis
 _mm512_prefetch_i32scatter_ps(void* base_addr, __m512i vindex, int scale, int hint);
Description
Prefetches 16 single-precision (32-bit) floating-point elements in memory starting at location "base_addr" at packed 32-bit integer indices stored in "vindex" scaled by "scale". The "hint" parameter may be 1 (_MM_HINT_T0) for prefetching to L1 cache, or 2 (_MM_HINT_T1) for prefetching to L2 cache.
Operation
FOR j := 0 to 15
	i := j*32
	m := j*32
	addr := base_addr + SignExtend64(vindex[m+31:m]) * ZeroExtend64(scale) * 8
	Prefetch(MEM[addr+31:addr], hint)
ENDFOR