Implementation comparison: crypto_stream/speck128256ctr

Operationcrypto_stream
Primitivespeck128256ctr
Description
Designers Ray Beaulieu
Douglas Shors
Jason Smith
Stefan Treatman-Clark
Bryan Weeks
Louis Wingers
(All from: U.S. National Security Agency, NSA)
Implementations avx2 Louis Wingers
avx512 Louis Wingers
neon Louis Wingers
sse4 Louis Wingers