Implementation comparison: crypto_stream/chacha20

Operationcrypto_stream
Primitivechacha20
Description ChaCha20 (256-bit key)
Designers Daniel J. Bernstein
Implementations amd64-ssse3 Samuel Neves (based on amd64-xmm6)
e/amd64-3 Daniel J. Bernstein
e/amd64-xmm6 Daniel J. Bernstein
e/merged Daniel J. Bernstein
e/ppc-altivec Daniel J. Bernstein
e/ref Daniel J. Bernstein
e/regs Daniel J. Bernstein
e/sparc Daniel J. Bernstein
e/x86-1 Daniel J. Bernstein
e/x86-mmx Daniel J. Bernstein
e/x86-xmm2 Daniel J. Bernstein
e/x86-xmm5 Daniel J. Bernstein
e/x86-xmm6 Daniel J. Bernstein
e/x86-xmm Daniel J. Bernstein