blake2-config.h
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blake2-config.h
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	/*
	BLAKE2 reference source code package - optimized C implementations

	Written in 2012 by Samuel Neves <sneves@dei.uc.pt>

	To the extent possible under law, the author(s) have dedicated all copyright
	and related and neighboring rights to this software to the public domain
	worldwide. This software is distributed without any warranty.

	You should have received a copy of the CC0 Public Domain Dedication along with
	this software. If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
	*/
	#pragma once
	#ifndef __BLAKE2_CONFIG_H__
	#define __BLAKE2_CONFIG_H__

	#if defined(__SSE2__)
	#define HAVE_SSE2
	#endif

	#if defined(__SSSE3__)
	#define HAVE_SSSE3
	#endif

	#if defined(__SSE4_1__)
	#define HAVE_SSE4_1
	#endif

	#if defined(__AVX__)
	#define HAVE_AVX
	#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_SSE4_1
	#define HAVE_SSE4_1
	#endif
	#endif

	#ifdef HAVE_SSE41
	#ifndef HAVE_SSSE3
	#define HAVE_SSSE3
	#endif
	#endif

	#ifdef HAVE_SSSE3
	#define HAVE_SSE2
	#endif

	#if !defined(HAVE_SSE2)
	#error "This code requires at least SSE2."
	#endif

	#endif