CVS commit: src/sys

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

Module Name:    src
Committed By:   riastradh
Date:           Sat Jul 25 22:49:20 UTC 2020

Modified Files:
        src/sys/arch/x86/conf: files.x86
        src/sys/arch/x86/x86: identcpu.c
Added Files:
        src/sys/crypto/chacha/arch/x86: chacha_sse2.c chacha_sse2.h
            chacha_sse2_impl.c files.chacha_x86 immintrin.h

Log Message:
Implement ChaCha with SSE2 on x86 machines.

Slightly disappointed that it only doubles, rather than quadruples,
throughput on my Ivy Bridge laptop.  Worth investigating.


To generate a diff of this commit:
cvs rdiff -u -r1.117 -r1.118 src/sys/arch/x86/conf/files.x86
cvs rdiff -u -r1.115 -r1.116 src/sys/arch/x86/x86/identcpu.c
cvs rdiff -u -r0 -r1.1 src/sys/crypto/chacha/arch/x86/chacha_sse2.c \
    src/sys/crypto/chacha/arch/x86/chacha_sse2.h \
    src/sys/crypto/chacha/arch/x86/chacha_sse2_impl.c \
    src/sys/crypto/chacha/arch/x86/files.chacha_x86 \
    src/sys/crypto/chacha/arch/x86/immintrin.h

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