HasSHA2    bool
	HasSHA512  bool
	HasCRC32   bool
	HasATOMICS bool
	HasCPUID   bool
	IsNeoverse bool
	_          CacheLinePad
}

var MIPS64X struct {
	_      CacheLinePad
	HasMSA bool // MIPS SIMD architecture
	_      CacheLinePad
}

// For ppc64(le), it is safe to check only for ISA level starting on ISA v3.00,
// since there are no optional categories. There are some exceptions that also