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af1c9409199c7f278d8e2909a75b72ab911ceee4
cpuminer-opt-gpu/algo/jh/jh-hash-4way.c
Jay D Dee af1c940919 v3.7.5
2017-12-08 15:39:28 -05:00

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/* $Id: jh.c 255 2011-06-07 19:50:20Z tp $ */
/*
* JH implementation.
*
* ==========================(LICENSE BEGIN)============================
*
* Copyright (c) 2007-2010 Projet RNRT SAPHIR
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* ===========================(LICENSE END)=============================
*
* @author Thomas Pornin <thomas.pornin@cryptolog.com>
*/
#ifdef __AVX2__
#include <stddef.h>
#include <string.h>
#include "jh-hash-4way.h"
#ifdef __cplusplus
extern "C"{
#endif
#if SPH_SMALL_FOOTPRINT && !defined SPH_SMALL_FOOTPRINT_JH
#define SPH_SMALL_FOOTPRINT_JH 1
#endif
#if !defined SPH_JH_64 && SPH_64_TRUE
#define SPH_JH_64 1
#endif
#if !SPH_64
#undef SPH_JH_64
#endif
#ifdef _MSC_VER
#pragma warning (disable: 4146)
#endif
/*
* The internal bitslice representation may use either big-endian or
* little-endian (true bitslice operations do not care about the bit
* ordering, and the bit-swapping linear operations in JH happen to
* be invariant through endianness-swapping). The constants must be
* defined according to the chosen endianness; we use some
* byte-swapping macros for that.
*/
#if SPH_LITTLE_ENDIAN
#if SPH_64
#define C64e(x) ((SPH_C64(x) >> 56) \
| ((SPH_C64(x) >> 40) & SPH_C64(0x000000000000FF00)) \
| ((SPH_C64(x) >> 24) & SPH_C64(0x0000000000FF0000)) \
| ((SPH_C64(x) >> 8) & SPH_C64(0x00000000FF000000)) \
| ((SPH_C64(x) << 8) & SPH_C64(0x000000FF00000000)) \
| ((SPH_C64(x) << 24) & SPH_C64(0x0000FF0000000000)) \
| ((SPH_C64(x) << 40) & SPH_C64(0x00FF000000000000)) \
| ((SPH_C64(x) << 56) & SPH_C64(0xFF00000000000000)))
#define dec64e_aligned sph_dec64le_aligned
#define enc64e sph_enc64le
#endif
#else
#if SPH_64
#define C64e(x) SPH_C64(x)
#define dec64e_aligned sph_dec64be_aligned
#define enc64e sph_enc64be
#endif
#endif
#define Sb(x0, x1, x2, x3, c) \
do { \
__m256i cc = _mm256_set_epi64x( c, c, c, c ); \
x3 = mm256_not( x3 ); \
x0 = _mm256_xor_si256( x0, _mm256_and_si256( cc, mm256_not( x2 ) ) ); \
tmp = _mm256_xor_si256( cc, _mm256_and_si256( x0, x1 ) ); \
x0 = _mm256_xor_si256( x0, _mm256_and_si256( x2, x3 ) ); \
x3 = _mm256_xor_si256( x3, _mm256_and_si256( mm256_not( x1 ), x2 ) ); \
x1 = _mm256_xor_si256( x1, _mm256_and_si256( x0, x2 ) ); \
x2 = _mm256_xor_si256( x2, _mm256_and_si256( x0, mm256_not( x3 ) ) ); \
x0 = _mm256_xor_si256( x0, _mm256_or_si256( x1, x3 ) ); \
x3 = _mm256_xor_si256( x3, _mm256_and_si256( x1, x2 ) ); \
x1 = _mm256_xor_si256( x1, _mm256_and_si256( tmp, x0 ) ); \
x2 = _mm256_xor_si256( x2, tmp ); \
} while (0)
/*
#define Sb(x0, x1, x2, x3, c) do { \
x3 = ~x3; \
x0 ^= (c) & ~x2; \
tmp = (c) ^ (x0 & x1); \
x0 ^= x2 & x3; \
x3 ^= ~x1 & x2; \
x1 ^= x0 & x2; \
x2 ^= x0 & ~x3; \
x0 ^= x1 | x3; \
x3 ^= x1 & x2; \
x1 ^= tmp & x0; \
x2 ^= tmp; \
} while (0)
*/
#define Lb(x0, x1, x2, x3, x4, x5, x6, x7) \
do { \
x4 = _mm256_xor_si256( x4, x1 ); \
x5 = _mm256_xor_si256( x5, x2 ); \
x6 = _mm256_xor_si256( x6, _mm256_xor_si256( x3, x0 ) ); \
x7 = _mm256_xor_si256( x7, x0 ); \
x0 = _mm256_xor_si256( x0, x5 ); \
x1 = _mm256_xor_si256( x1, x6 ); \
x2 = _mm256_xor_si256( x2, _mm256_xor_si256( x7, x4 ) ); \
x3 = _mm256_xor_si256( x3, x4 ); \
} while (0)
/*
#define Lb(x0, x1, x2, x3, x4, x5, x6, x7) do { \
x4 ^= x1; \
x5 ^= x2; \
x6 ^= x3 ^ x0; \
x7 ^= x0; \
x0 ^= x5; \
x1 ^= x6; \
x2 ^= x7 ^ x4; \
x3 ^= x4; \
} while (0)
*/
#if SPH_JH_64
static const sph_u64 C[] = {
C64e(0x72d5dea2df15f867), C64e(0x7b84150ab7231557),
C64e(0x81abd6904d5a87f6), C64e(0x4e9f4fc5c3d12b40),
C64e(0xea983ae05c45fa9c), C64e(0x03c5d29966b2999a),
C64e(0x660296b4f2bb538a), C64e(0xb556141a88dba231),
C64e(0x03a35a5c9a190edb), C64e(0x403fb20a87c14410),
C64e(0x1c051980849e951d), C64e(0x6f33ebad5ee7cddc),
C64e(0x10ba139202bf6b41), C64e(0xdc786515f7bb27d0),
C64e(0x0a2c813937aa7850), C64e(0x3f1abfd2410091d3),
C64e(0x422d5a0df6cc7e90), C64e(0xdd629f9c92c097ce),
C64e(0x185ca70bc72b44ac), C64e(0xd1df65d663c6fc23),
C64e(0x976e6c039ee0b81a), C64e(0x2105457e446ceca8),
C64e(0xeef103bb5d8e61fa), C64e(0xfd9697b294838197),
C64e(0x4a8e8537db03302f), C64e(0x2a678d2dfb9f6a95),
C64e(0x8afe7381f8b8696c), C64e(0x8ac77246c07f4214),
C64e(0xc5f4158fbdc75ec4), C64e(0x75446fa78f11bb80),
C64e(0x52de75b7aee488bc), C64e(0x82b8001e98a6a3f4),
C64e(0x8ef48f33a9a36315), C64e(0xaa5f5624d5b7f989),
C64e(0xb6f1ed207c5ae0fd), C64e(0x36cae95a06422c36),
C64e(0xce2935434efe983d), C64e(0x533af974739a4ba7),
C64e(0xd0f51f596f4e8186), C64e(0x0e9dad81afd85a9f),
C64e(0xa7050667ee34626a), C64e(0x8b0b28be6eb91727),
C64e(0x47740726c680103f), C64e(0xe0a07e6fc67e487b),
C64e(0x0d550aa54af8a4c0), C64e(0x91e3e79f978ef19e),
C64e(0x8676728150608dd4), C64e(0x7e9e5a41f3e5b062),
C64e(0xfc9f1fec4054207a), C64e(0xe3e41a00cef4c984),
C64e(0x4fd794f59dfa95d8), C64e(0x552e7e1124c354a5),
C64e(0x5bdf7228bdfe6e28), C64e(0x78f57fe20fa5c4b2),
C64e(0x05897cefee49d32e), C64e(0x447e9385eb28597f),
C64e(0x705f6937b324314a), C64e(0x5e8628f11dd6e465),
C64e(0xc71b770451b920e7), C64e(0x74fe43e823d4878a),
C64e(0x7d29e8a3927694f2), C64e(0xddcb7a099b30d9c1),
C64e(0x1d1b30fb5bdc1be0), C64e(0xda24494ff29c82bf),
C64e(0xa4e7ba31b470bfff), C64e(0x0d324405def8bc48),
C64e(0x3baefc3253bbd339), C64e(0x459fc3c1e0298ba0),
C64e(0xe5c905fdf7ae090f), C64e(0x947034124290f134),
C64e(0xa271b701e344ed95), C64e(0xe93b8e364f2f984a),
C64e(0x88401d63a06cf615), C64e(0x47c1444b8752afff),
C64e(0x7ebb4af1e20ac630), C64e(0x4670b6c5cc6e8ce6),
C64e(0xa4d5a456bd4fca00), C64e(0xda9d844bc83e18ae),
C64e(0x7357ce453064d1ad), C64e(0xe8a6ce68145c2567),
C64e(0xa3da8cf2cb0ee116), C64e(0x33e906589a94999a),
C64e(0x1f60b220c26f847b), C64e(0xd1ceac7fa0d18518),
C64e(0x32595ba18ddd19d3), C64e(0x509a1cc0aaa5b446),
C64e(0x9f3d6367e4046bba), C64e(0xf6ca19ab0b56ee7e),
C64e(0x1fb179eaa9282174), C64e(0xe9bdf7353b3651ee),
C64e(0x1d57ac5a7550d376), C64e(0x3a46c2fea37d7001),
C64e(0xf735c1af98a4d842), C64e(0x78edec209e6b6779),
C64e(0x41836315ea3adba8), C64e(0xfac33b4d32832c83),
C64e(0xa7403b1f1c2747f3), C64e(0x5940f034b72d769a),
C64e(0xe73e4e6cd2214ffd), C64e(0xb8fd8d39dc5759ef),
C64e(0x8d9b0c492b49ebda), C64e(0x5ba2d74968f3700d),
C64e(0x7d3baed07a8d5584), C64e(0xf5a5e9f0e4f88e65),
C64e(0xa0b8a2f436103b53), C64e(0x0ca8079e753eec5a),
C64e(0x9168949256e8884f), C64e(0x5bb05c55f8babc4c),
C64e(0xe3bb3b99f387947b), C64e(0x75daf4d6726b1c5d),
C64e(0x64aeac28dc34b36d), C64e(0x6c34a550b828db71),
C64e(0xf861e2f2108d512a), C64e(0xe3db643359dd75fc),
C64e(0x1cacbcf143ce3fa2), C64e(0x67bbd13c02e843b0),
C64e(0x330a5bca8829a175), C64e(0x7f34194db416535c),
C64e(0x923b94c30e794d1e), C64e(0x797475d7b6eeaf3f),
C64e(0xeaa8d4f7be1a3921), C64e(0x5cf47e094c232751),
C64e(0x26a32453ba323cd2), C64e(0x44a3174a6da6d5ad),
C64e(0xb51d3ea6aff2c908), C64e(0x83593d98916b3c56),
C64e(0x4cf87ca17286604d), C64e(0x46e23ecc086ec7f6),
C64e(0x2f9833b3b1bc765e), C64e(0x2bd666a5efc4e62a),
C64e(0x06f4b6e8bec1d436), C64e(0x74ee8215bcef2163),
C64e(0xfdc14e0df453c969), C64e(0xa77d5ac406585826),
C64e(0x7ec1141606e0fa16), C64e(0x7e90af3d28639d3f),
C64e(0xd2c9f2e3009bd20c), C64e(0x5faace30b7d40c30),
C64e(0x742a5116f2e03298), C64e(0x0deb30d8e3cef89a),
C64e(0x4bc59e7bb5f17992), C64e(0xff51e66e048668d3),
C64e(0x9b234d57e6966731), C64e(0xcce6a6f3170a7505),
C64e(0xb17681d913326cce), C64e(0x3c175284f805a262),
C64e(0xf42bcbb378471547), C64e(0xff46548223936a48),
C64e(0x38df58074e5e6565), C64e(0xf2fc7c89fc86508e),
C64e(0x31702e44d00bca86), C64e(0xf04009a23078474e),
C64e(0x65a0ee39d1f73883), C64e(0xf75ee937e42c3abd),
C64e(0x2197b2260113f86f), C64e(0xa344edd1ef9fdee7),
C64e(0x8ba0df15762592d9), C64e(0x3c85f7f612dc42be),
C64e(0xd8a7ec7cab27b07e), C64e(0x538d7ddaaa3ea8de),
C64e(0xaa25ce93bd0269d8), C64e(0x5af643fd1a7308f9),
C64e(0xc05fefda174a19a5), C64e(0x974d66334cfd216a),
C64e(0x35b49831db411570), C64e(0xea1e0fbbedcd549b),
C64e(0x9ad063a151974072), C64e(0xf6759dbf91476fe2)
};
#define Ceven_hi(r) (C[((r) << 2) + 0])
#define Ceven_lo(r) (C[((r) << 2) + 1])
#define Codd_hi(r) (C[((r) << 2) + 2])
#define Codd_lo(r) (C[((r) << 2) + 3])
#define S(x0, x1, x2, x3, cb, r) do { \
Sb(x0 ## h, x1 ## h, x2 ## h, x3 ## h, cb ## hi(r)); \
Sb(x0 ## l, x1 ## l, x2 ## l, x3 ## l, cb ## lo(r)); \
} while (0)
#define L(x0, x1, x2, x3, x4, x5, x6, x7) do { \
Lb(x0 ## h, x1 ## h, x2 ## h, x3 ## h, \
x4 ## h, x5 ## h, x6 ## h, x7 ## h); \
Lb(x0 ## l, x1 ## l, x2 ## l, x3 ## l, \
x4 ## l, x5 ## l, x6 ## l, x7 ## l); \
} while (0)
#define Wz(x, c, n) \
do { \
__m256i t = _mm256_slli_epi64( _mm256_and_si256(x ## h, (c)), (n) ); \
x ## h = _mm256_or_si256( _mm256_and_si256( \
_mm256_srli_epi64(x ## h, (n)), (c)), t ); \
t = _mm256_slli_epi64( _mm256_and_si256(x ## l, (c)), (n) ); \
x ## l = _mm256_or_si256( _mm256_and_si256((x ## l >> (n)), (c)), t ); \
} while (0)
/*
#define Wz(x, c, n) do { \
sph_u64 t = (x ## h & (c)) << (n); \
x ## h = ((x ## h >> (n)) & (c)) | t; \
t = (x ## l & (c)) << (n); \
x ## l = ((x ## l >> (n)) & (c)) | t; \
} while (0)
*/
#define W0(x) Wz(x, _mm256_set_epi64x( 0x5555555555555555, \
0x5555555555555555, 0x5555555555555555, 0x5555555555555555 ), 1 )
#define W1(x) Wz(x, _mm256_set_epi64x( 0x3333333333333333, \
0x3333333333333333, 0x3333333333333333, 0x3333333333333333 ), 2 )
#define W2(x) Wz(x, _mm256_set_epi64x( 0x0F0F0F0F0F0F0F0F, \
0x0F0F0F0F0F0F0F0F, 0x0F0F0F0F0F0F0F0F, 0x0F0F0F0F0F0F0F0F ), 4 )
#define W3(x) Wz(x, _mm256_set_epi64x( 0x00FF00FF00FF00FF, \
0x00FF00FF00FF00FF, 0x00FF00FF00FF00FF, 0x00FF00FF00FF00FF ), 8 )
#define W4(x) Wz(x, _mm256_set_epi64x( 0x0000FFFF0000FFFF, \
0x0000FFFF0000FFFF, 0x0000FFFF0000FFFF, 0x0000FFFF0000FFFF ), 16 )
#define W5(x) Wz(x, _mm256_set_epi64x( 0x00000000FFFFFFFF, \
0x00000000FFFFFFFF, 0x00000000FFFFFFFF, 0x00000000FFFFFFFF ), 32 )
#define W6(x) \
do { \
__m256i t = x ## h; \
x ## h = x ## l; \
x ## l = t; \
} while (0)
/*
#define W0(x) Wz(x, SPH_C64(0x5555555555555555), 1)
#define W1(x) Wz(x, SPH_C64(0x3333333333333333), 2)
#define W2(x) Wz(x, SPH_C64(0x0F0F0F0F0F0F0F0F), 4)
#define W3(x) Wz(x, SPH_C64(0x00FF00FF00FF00FF), 8)
#define W4(x) Wz(x, SPH_C64(0x0000FFFF0000FFFF), 16)
#define W5(x) Wz(x, SPH_C64(0x00000000FFFFFFFF), 32)
#define W6(x) do { \
sph_u64 t = x ## h; \
x ## h = x ## l; \
x ## l = t; \
} while (0)
*/
#define DECL_STATE \
__m256i h0h, h1h, h2h, h3h, h4h, h5h, h6h, h7h; \
__m256i h0l, h1l, h2l, h3l, h4l, h5l, h6l, h7l; \
__m256i tmp;
#define READ_STATE(state) do { \
h0h = (state)->H[ 0]; \
h0l = (state)->H[ 1]; \
h1h = (state)->H[ 2]; \
h1l = (state)->H[ 3]; \
h2h = (state)->H[ 4]; \
h2l = (state)->H[ 5]; \
h3h = (state)->H[ 6]; \
h3l = (state)->H[ 7]; \
h4h = (state)->H[ 8]; \
h4l = (state)->H[ 9]; \
h5h = (state)->H[10]; \
h5l = (state)->H[11]; \
h6h = (state)->H[12]; \
h6l = (state)->H[13]; \
h7h = (state)->H[14]; \
h7l = (state)->H[15]; \
} while (0)
#define WRITE_STATE(state) do { \
(state)->H[ 0] = h0h; \
(state)->H[ 1] = h0l; \
(state)->H[ 2] = h1h; \
(state)->H[ 3] = h1l; \
(state)->H[ 4] = h2h; \
(state)->H[ 5] = h2l; \
(state)->H[ 6] = h3h; \
(state)->H[ 7] = h3l; \
(state)->H[ 8] = h4h; \
(state)->H[ 9] = h4l; \
(state)->H[10] = h5h; \
(state)->H[11] = h5l; \
(state)->H[12] = h6h; \
(state)->H[13] = h6l; \
(state)->H[14] = h7h; \
(state)->H[15] = h7l; \
} while (0)
#define INPUT_BUF1 \
__m256i m0h = buf[0]; \
__m256i m0l = buf[1]; \
__m256i m1h = buf[2]; \
__m256i m1l = buf[3]; \
__m256i m2h = buf[4]; \
__m256i m2l = buf[5]; \
__m256i m3h = buf[6]; \
__m256i m3l = buf[7]; \
h0h = _mm256_xor_si256( h0h, m0h ); \
h0l = _mm256_xor_si256( h0l, m0l ); \
h1h = _mm256_xor_si256( h1h, m1h ); \
h1l = _mm256_xor_si256( h1l, m1l ); \
h2h = _mm256_xor_si256( h2h, m2h ); \
h2l = _mm256_xor_si256( h2l, m2l ); \
h3h = _mm256_xor_si256( h3h, m3h ); \
h3l = _mm256_xor_si256( h3l, m3l ); \
#define INPUT_BUF2 \
h4h = _mm256_xor_si256( h4h, m0h ); \
h4l = _mm256_xor_si256( h4l, m0l ); \
h5h = _mm256_xor_si256( h5h, m1h ); \
h5l = _mm256_xor_si256( h5l, m1l ); \
h6h = _mm256_xor_si256( h6h, m2h ); \
h6l = _mm256_xor_si256( h6l, m2l ); \
h7h = _mm256_xor_si256( h7h, m3h ); \
h7l = _mm256_xor_si256( h7l, m3l ); \
static const sph_u64 IV256[] = {
C64e(0xeb98a3412c20d3eb), C64e(0x92cdbe7b9cb245c1),
C64e(0x1c93519160d4c7fa), C64e(0x260082d67e508a03),
C64e(0xa4239e267726b945), C64e(0xe0fb1a48d41a9477),
C64e(0xcdb5ab26026b177a), C64e(0x56f024420fff2fa8),
C64e(0x71a396897f2e4d75), C64e(0x1d144908f77de262),
C64e(0x277695f776248f94), C64e(0x87d5b6574780296c),
C64e(0x5c5e272dac8e0d6c), C64e(0x518450c657057a0f),
C64e(0x7be4d367702412ea), C64e(0x89e3ab13d31cd769)
};
static const sph_u64 IV512[] = {
C64e(0x6fd14b963e00aa17), C64e(0x636a2e057a15d543),
C64e(0x8a225e8d0c97ef0b), C64e(0xe9341259f2b3c361),
C64e(0x891da0c1536f801e), C64e(0x2aa9056bea2b6d80),
C64e(0x588eccdb2075baa6), C64e(0xa90f3a76baf83bf7),
C64e(0x0169e60541e34a69), C64e(0x46b58a8e2e6fe65a),
C64e(0x1047a7d0c1843c24), C64e(0x3b6e71b12d5ac199),
C64e(0xcf57f6ec9db1f856), C64e(0xa706887c5716b156),
C64e(0xe3c2fcdfe68517fb), C64e(0x545a4678cc8cdd4b)
};
#else
#endif
#define SL(ro) SLu(r + ro, ro)
#define SLu(r, ro) do { \
S(h0, h2, h4, h6, Ceven_, r); \
S(h1, h3, h5, h7, Codd_, r); \
L(h0, h2, h4, h6, h1, h3, h5, h7); \
W ## ro(h1); \
W ## ro(h3); \
W ## ro(h5); \
W ## ro(h7); \
} while (0)
#if SPH_SMALL_FOOTPRINT_JH
#if SPH_JH_64
/*
* The "small footprint" 64-bit version just uses a partially unrolled
* loop.
*/
#define E8 do { \
unsigned r; \
for (r = 0; r < 42; r += 7) { \
SL(0); \
SL(1); \
SL(2); \
SL(3); \
SL(4); \
SL(5); \
SL(6); \
} \
} while (0)
#else
#endif
#else
#if SPH_JH_64
/*
* On a "true 64-bit" architecture, we can unroll at will.
*/
#define E8 do { \
SLu( 0, 0); \
SLu( 1, 1); \
SLu( 2, 2); \
SLu( 3, 3); \
SLu( 4, 4); \
SLu( 5, 5); \
SLu( 6, 6); \
SLu( 7, 0); \
SLu( 8, 1); \
SLu( 9, 2); \
SLu(10, 3); \
SLu(11, 4); \
SLu(12, 5); \
SLu(13, 6); \
SLu(14, 0); \
SLu(15, 1); \
SLu(16, 2); \
SLu(17, 3); \
SLu(18, 4); \
SLu(19, 5); \
SLu(20, 6); \
SLu(21, 0); \
SLu(22, 1); \
SLu(23, 2); \
SLu(24, 3); \
SLu(25, 4); \
SLu(26, 5); \
SLu(27, 6); \
SLu(28, 0); \
SLu(29, 1); \
SLu(30, 2); \
SLu(31, 3); \
SLu(32, 4); \
SLu(33, 5); \
SLu(34, 6); \
SLu(35, 0); \
SLu(36, 1); \
SLu(37, 2); \
SLu(38, 3); \
SLu(39, 4); \
SLu(40, 5); \
SLu(41, 6); \
} while (0)
#else
#endif
#endif
static void
jh_4way_init( jh_4way_context *sc, const void *iv )
{
uint64_t *v = (uint64_t*)iv;
for ( int i = 0; i < 16; i++ )
sc->H[i] = _mm256_set_epi64x( v[i], v[i], v[i], v[i] );
sc->ptr = 0;
sc->block_count = 0;
}
static void
jh_4way_core( jh_4way_context *sc, const void *data, size_t len )
{
__m256i *buf;
__m256i *vdata = (__m256i*)data;
const int buf_size = 64; // 64 * _m256i
size_t ptr;
DECL_STATE
buf = sc->buf;
ptr = sc->ptr;
if ( len < (buf_size - ptr) )
{
memcpy_256( buf + (ptr>>3), vdata, len>>3 );
ptr += len;
sc->ptr = ptr;
return;
}
READ_STATE(sc);
while ( len > 0 )
{
size_t clen;
clen = buf_size - ptr;
if ( clen > len )
clen = len;
memcpy_256( buf + (ptr>>3), vdata, clen>>3 );
ptr += clen;
vdata += (clen>>3);
len -= clen;
if ( ptr == buf_size )
{
INPUT_BUF1;
E8;
INPUT_BUF2;
sc->block_count ++;
ptr = 0;
}
}
WRITE_STATE(sc);
sc->ptr = ptr;
}
static void
jh_4way_close( jh_4way_context *sc, unsigned ub, unsigned n, void *dst,
size_t out_size_w32, const void *iv )
{
__m256i buf[16*4];
__m256i *dst256 = (__m256i*)dst;
size_t numz, u;
sph_u64 l0, l1, l0e, l1e;
buf[0] = _mm256_set_epi64x( 0x80, 0x80, 0x80, 0x80 );
if ( sc->ptr == 0 )
numz = 48;
else
numz = 112 - sc->ptr;
memset_zero_256( buf+1, (numz>>3) - 1 );
l0 = SPH_T64(sc->block_count << 9) + (sc->ptr << 3);
l1 = SPH_T64(sc->block_count >> 55);
sph_enc64be( &l0e, l0 );
sph_enc64be( &l1e, l1 );
*(buf + (numz>>3) ) = _mm256_set_epi64x( l1e, l1e, l1e, l1e );
*(buf + (numz>>3) + 1) = _mm256_set_epi64x( l0e, l0e, l0e, l0e );
jh_4way_core( sc, buf, numz + 16 );
for ( u=0; u < 8; u++ )
buf[u] = sc->H[u+8];
memcpy_256( dst256, buf, 8 );
}
void
jh256_4way_init(void *cc)
{
jh_4way_init(cc, IV256);
}
void
jh256_4way(void *cc, const void *data, size_t len)
{
jh_4way_core(cc, data, len);
}
void
jh256_4way_close(void *cc, void *dst)
{
jh_4way_close(cc, 0, 0, dst, 8, IV256);
}
void
jh512_4way_init(void *cc)
{
jh_4way_init(cc, IV512);
}
void
jh512_4way(void *cc, const void *data, size_t len)
{
jh_4way_core(cc, data, len);
}
void
jh512_4way_close(void *cc, void *dst)
{
jh_4way_close(cc, 0, 0, dst, 16, IV512);
}
#ifdef __cplusplus
}
#endif
#endif
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