We have had VBROADCASTI128 since at least Go 1.11, so no need to use BYTE instructions. Change-Id: I297bbc636320ae830f6e8f83eb174efe8251a9a3 Reviewed-on: https://go-review.googlesource.com/c/crypto/+/672838 Reviewed-by: Daniel McCarney <daniel@binaryparadox.net> Auto-Submit: Roland Shoemaker <roland@golang.org> LUCI-TryBot-Result: golang-scoped@luci-project-accounts.iam.gserviceaccount.com <golang-scoped@luci-project-accounts.iam.gserviceaccount.com> Reviewed-by: Cherry Mui <cherryyz@google.com>