This can effectively reduce the binary size for platforms
that don't need ECX feature(~100KB).
Signed-off-by: Yi Li <yi1.li@intel.com>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/20781)
