//** github.com/glycerine/fast-elliptic-curve-p256 **//

{{Types "Apache-2.0"}}

##############################################################################
#                                                                            #
# Portions Copyright (c) 2015 Intel Corporation                              #
# Portions Copyright (c) 2015 CloudFlare, Inc.                               #
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##############################################################################
#  Developers and authors:                                                   #
#  Shay Gueron (1, 2), and Vlad Krasnov (1, 3)                               #
#  (1) Intel Corporation, Israel Development Center                          #
#  (2) University of Haifa                                                   #
#  (3) CloudFlare, Inc.                                                      #
#  Reference:                                                                #
#  S.Gueron and V.Krasnov, "Fast Prime Field Elliptic Curve Cryptography with#
#                           256 Bit Primes"                                  #
#   https://eprint.iacr.org/2013/816.pdf                                     #
##############################################################################

# Further optimization by <appro@openssl.org>:
#
#                       this/original   with/without -DECP_NISTZ256_ASM(*)
# Opteron               +12-49%         +110-150%
# Bulldozer             +14-45%         +175-210%
# P4                    +18-46%         n/a :-(
# Westmere              +12-34%         +80-87%
# Sandy Bridge          +9-35%          +110-120%
# Ivy Bridge            +9-35%          +110-125%
# Haswell               +8-37%          +140-160%
# Broadwell             +18-58%         +145-210%
# Atom                  +15-50%         +130-180%
# VIA Nano              +43-160%        +300-480%
#
# (*)   "without -DECP_NISTZ256_ASM" refers to build with
#       "enable-ec_nistp_64_gcc_128";
#
# Ranges denote minimum and maximum improvement coefficients depending
# on benchmark. Lower coefficients are for ECDSA sign, relatively fastest
# server-side operation. Keep in mind that +100% means 2x improvement.
*/