The instructions aren't missing, the cpu has them, thats where cpu-id checking is actually a failure - Windows 7 can't use EVEX registers so the most that can be used is up to AVX2

https://forums.guru3d.com/threads/avx-512-on-w7.430357/

【 在 Akyrum 的大作中提到: 】
: 主机是良心想P520，cpu是w2175，同样的代码win7跑到avx512就报错，但ubuntu2004正常。
: 听说win7需要特殊设置一下才能启用avx512？这需要怎么操作呀
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修改:sobe1 FROM 116.233.216.*
FROM 116.233.216.*