CVS commit: src/sys/crypto/aes/arch/arm

["Taylor R Campbell" <riastradh%netbsd.org@localhost>]

Module Name:    src
Committed By:   riastradh
Date:           Tue Jul 28 20:11:09 UTC 2020

Modified Files:
        src/sys/crypto/aes/arch/arm: aes_neon.c aes_neon_impl.h aes_neon_subr.c
            arm_neon.h

Log Message:
Draft 2x vectorized neon vpaes for aarch64.

Gives a modest speed boost on rk3399 (Cortex-A53/A72), around 20% in
cgd tests, for parallelizable operations like CBC decryption; same
improvement should probably carry over to rpi4 CPU which lacks
ARMv8.0-AES.


To generate a diff of this commit:
cvs rdiff -u -r1.3 -r1.4 src/sys/crypto/aes/arch/arm/aes_neon.c \
    src/sys/crypto/aes/arch/arm/aes_neon_subr.c
cvs rdiff -u -r1.1 -r1.2 src/sys/crypto/aes/arch/arm/aes_neon_impl.h
cvs rdiff -u -r1.6 -r1.7 src/sys/crypto/aes/arch/arm/arm_neon.h

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.