#!/bin/sh
flags=$(cat /proc/cpuinfo | grep flags | head -n 1 | cut -d: -f2)
supports_v2='awk "/cx16/&&/lahf/&&/popcnt/&&/sse4_1/&&/sse4_2/&&/ssse3/ {found=1} END {exit !found}"'
echo "$flags" | eval $supports_v2
if [ $? -eq 0 ]; thenecho "CPU supports x86-64-v2"
elseecho "CPU doesn't support x86-64-v2"
fi