Intel® Advanced Vector Extensions (Intel® AVX) is a set of instructions for doing Single. Instruction Multiple Data (SIMD) operations on Intel® architecture CPUs. .. Standard,” at csrc.nist.gov/publications/fips/fips197/fips-197.pdf.https://software.intel.com/sites/default/files/m/d/4/1/d/8/Intro_to_Intel_AVX.pdfhttps://software.intel.com/en-us/blogs/2011/06/13/haswell-new-instruction-
General Purpose Instruction Set Enhancements . . 2-25. 2.8.1. Clearing Upper YMM State Between AVX and Legacy SSE Instructions.
Transitioning between 256-bit Intel® AVX instructions and legacy Intel® SSE Intel® Advanced Vector Extensions (Intel® AVX) is a new SIMD instruction set
this is to use the Intel AVX instruction set, which can be used on recent Intel load and store instructions provided by the AVX instruction set, such as documents/technology-briefs/intel-labs-closing-ninja-gap-paper.pdf.  J. M. Cebrian, L.