btrfs-progs/crypto/blake2-config.h
David Sterba 23cb9771bc btrfs-progs: crypto: add AVX2 implementation of BLAKE2
Copy AVX2 implementation from https://github.com/sneves/blake2-avx2 .
Though this is marked experimental, libsodium uses this version.

Signed-off-by: David Sterba <dsterba@suse.com>
2023-02-28 19:49:29 +01:00

73 lines
1.3 KiB
C

/*
BLAKE2 reference source code package - optimized C implementations
Copyright 2012, Samuel Neves <sneves@dei.uc.pt>. You may use this under the
terms of the CC0, the OpenSSL Licence, or the Apache Public License 2.0, at
your option. The terms of these licenses can be found at:
- CC0 1.0 Universal : http://creativecommons.org/publicdomain/zero/1.0
- OpenSSL license : https://www.openssl.org/source/license.html
- Apache 2.0 : http://www.apache.org/licenses/LICENSE-2.0
More information about the BLAKE2 hash function can be found at
https://blake2.net.
*/
#ifndef BLAKE2_CONFIG_H
#define BLAKE2_CONFIG_H
/* These don't work everywhere */
#if defined(__SSE2__) || defined(__x86_64__) || defined(__amd64__)
#define HAVE_SSE2
#endif
#if defined(__SSSE3__)
#define HAVE_SSSE3
#endif
#if defined(__SSE4_1__)
#define HAVE_SSE41
#endif
#if defined(__AVX__)
#define HAVE_AVX
#endif
#if defined(__AVX2__)
#define HAVE_AVX2
#endif
#if defined(__XOP__)
#define HAVE_XOP
#endif
#ifdef HAVE_AVX2
#ifndef HAVE_AVX
#define HAVE_AVX
#endif
#endif
#ifdef HAVE_XOP
#ifndef HAVE_AVX
#define HAVE_AVX
#endif
#endif
#ifdef HAVE_AVX
#ifndef HAVE_SSE41
#define HAVE_SSE41
#endif
#endif
#ifdef HAVE_SSE41
#ifndef HAVE_SSSE3
#define HAVE_SSSE3
#endif
#endif
#ifdef HAVE_SSSE3
#define HAVE_SSE2
#endif
#endif