Stabilize armv8 neon instruction set on aarch64#1266

Merged

Amanieu merged 6 commits intorust-lang:masterfrom SparrowLii:stable_aarch64

Dec 13, 2021

+5,574-400

Commits on Dec 9, 2021

test a few stabilization and correct some assert_instr
SparrowLii
committed

Commits on Dec 10, 2021

Commits on Dec 11, 2021

correct scope of stabilization
SparrowLii
committed

Commits on Dec 13, 2021

use static_assert in vext
SparrowLii
committed