xmrig/algo/cryptonight/cryptonight_av3.c
2018-10-04 18:03:00 +03:00

193 lines
6 KiB
C

/* XMRig
* Copyright 2010 Jeff Garzik <jgarzik@pobox.com>
* Copyright 2012-2014 pooler <pooler@litecoinpool.org>
* Copyright 2014 Lucas Jones <https://github.com/lucasjones>
* Copyright 2014-2016 Wolf9466 <https://github.com/OhGodAPet>
* Copyright 2016 Jay D Dee <jayddee246@gmail.com>
* Copyright 2017 fireice-uk <https://github.com/fireice-uk>
* Copyright 2017-2018 XMR-Stak <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
* Copyright 2018 Lee Clagett <https://github.com/vtnerd>
* Copyright 2016-2018 XMRig <https://github.com/xmrig>, <support@xmrig.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <x86intrin.h>
#include <string.h>
#include "crypto/c_keccak.h"
#include "cryptonight.h"
#include "cryptonight_monero.h"
#include "cryptonight_softaes.h"
void cryptonight_av3_v0(const uint8_t *restrict input, size_t size, uint8_t *restrict output, struct cryptonight_ctx **restrict ctx)
{
keccak(input, size, ctx[0]->state, 200);
cn_explode_scratchpad((__m128i*) ctx[0]->state, (__m128i*) ctx[0]->memory);
const uint8_t* l0 = ctx[0]->memory;
uint64_t* h0 = (uint64_t*) ctx[0]->state;
uint64_t al0 = h0[0] ^ h0[4];
uint64_t ah0 = h0[1] ^ h0[5];
__m128i bx0 = _mm_set_epi64x(h0[3] ^ h0[7], h0[2] ^ h0[6]);
uint64_t idx0 = h0[0] ^ h0[4];
for (size_t i = 0; __builtin_expect(i < 0x80000, 1); i++) {
__m128i cx;
cx = _mm_load_si128((__m128i *) &l0[idx0 & 0x1FFFF0]);
cx = soft_aesenc(cx, _mm_set_epi64x(ah0, al0));
_mm_store_si128((__m128i *) &l0[idx0 & 0x1FFFF0], _mm_xor_si128(bx0, cx));
idx0 = EXTRACT64(cx);
bx0 = cx;
uint64_t hi, lo, cl, ch;
cl = ((uint64_t*) &l0[idx0 & 0x1FFFF0])[0];
ch = ((uint64_t*) &l0[idx0 & 0x1FFFF0])[1];
lo = _umul128(idx0, cl, &hi);
al0 += hi;
ah0 += lo;
((uint64_t*)&l0[idx0 & 0x1FFFF0])[0] = al0;
((uint64_t*)&l0[idx0 & 0x1FFFF0])[1] = ah0;
ah0 ^= ch;
al0 ^= cl;
idx0 = al0;
}
cn_implode_scratchpad((__m128i*) ctx[0]->memory, (__m128i*) ctx[0]->state);
keccakf(h0, 24);
extra_hashes[ctx[0]->state[0] & 3](ctx[0]->state, 200, output);
}
void cryptonight_av3_v1(const uint8_t *restrict input, size_t size, uint8_t *restrict output, struct cryptonight_ctx **restrict ctx)
{
if (size < 43) {
memset(output, 0, 32);
return;
}
keccak(input, size, ctx[0]->state, 200);
VARIANT1_INIT(0);
cn_explode_scratchpad((__m128i*) ctx[0]->state, (__m128i*) ctx[0]->memory);
const uint8_t* l0 = ctx[0]->memory;
uint64_t* h0 = (uint64_t*) ctx[0]->state;
uint64_t al0 = h0[0] ^ h0[4];
uint64_t ah0 = h0[1] ^ h0[5];
__m128i bx0 = _mm_set_epi64x(h0[3] ^ h0[7], h0[2] ^ h0[6]);
uint64_t idx0 = h0[0] ^ h0[4];
for (size_t i = 0; __builtin_expect(i < 0x80000, 1); i++) {
__m128i cx;
cx = _mm_load_si128((__m128i *) &l0[idx0 & 0x1FFFF0]);
cx = soft_aesenc(cx, _mm_set_epi64x(ah0, al0));
cryptonight_monero_tweak((uint64_t*)&l0[idx0 & 0x1FFFF0], _mm_xor_si128(bx0, cx));
idx0 = EXTRACT64(cx);
bx0 = cx;
uint64_t hi, lo, cl, ch;
cl = ((uint64_t*) &l0[idx0 & 0x1FFFF0])[0];
ch = ((uint64_t*) &l0[idx0 & 0x1FFFF0])[1];
lo = _umul128(idx0, cl, &hi);
al0 += hi;
ah0 += lo;
((uint64_t*)&l0[idx0 & 0x1FFFF0])[0] = al0;
((uint64_t*)&l0[idx0 & 0x1FFFF0])[1] = ah0 ^ tweak1_2_0;
ah0 ^= ch;
al0 ^= cl;
idx0 = al0;
}
cn_implode_scratchpad((__m128i*) ctx[0]->memory, (__m128i*) ctx[0]->state);
keccakf(h0, 24);
extra_hashes[ctx[0]->state[0] & 3](ctx[0]->state, 200, output);
}
void cryptonight_av3_v2(const uint8_t *restrict input, size_t size, uint8_t *restrict output, struct cryptonight_ctx **restrict ctx)
{
keccak(input, size, ctx[0]->state, 200);
cn_explode_scratchpad((__m128i*) ctx[0]->state, (__m128i*) ctx[0]->memory);
const uint8_t* l0 = ctx[0]->memory;
uint64_t* h0 = (uint64_t*) ctx[0]->state;
VARIANT2_INIT(0);
VARIANT2_SET_ROUNDING_MODE();
uint64_t al0 = h0[0] ^ h0[4];
uint64_t ah0 = h0[1] ^ h0[5];
__m128i bx0 = _mm_set_epi64x(h0[3] ^ h0[7], h0[2] ^ h0[6]);
__m128i bx1 = _mm_set_epi64x(h0[9] ^ h0[11], h0[8] ^ h0[10]);
uint64_t idx0 = al0;
for (size_t i = 0; __builtin_expect(i < 0x80000, 1); i++) {
__m128i cx = _mm_load_si128((__m128i *) &l0[idx0 & 0x1FFFF0]);
const __m128i ax0 = _mm_set_epi64x(ah0, al0);
cx = soft_aesenc(cx, ax0);
VARIANT2_SHUFFLE(l0, idx0 & 0x1FFFF0, ax0, bx0, bx1);
_mm_store_si128((__m128i *) &l0[idx0 & 0x1FFFF0], _mm_xor_si128(bx0, cx));
idx0 = _mm_cvtsi128_si64(cx);
uint64_t hi, lo, cl, ch;
cl = ((uint64_t*) &l0[idx0 & 0x1FFFF0])[0];
ch = ((uint64_t*) &l0[idx0 & 0x1FFFF0])[1];
VARIANT2_INTEGER_MATH(0, cl, cx);
lo = _umul128(idx0, cl, &hi);
VARIANT2_SHUFFLE2(l0, idx0 & 0x1FFFF0, ax0, bx0, bx1, hi, lo);
al0 += hi;
ah0 += lo;
((uint64_t*)&l0[idx0 & 0x1FFFF0])[0] = al0;
((uint64_t*)&l0[idx0 & 0x1FFFF0])[1] = ah0;
al0 ^= cl;
ah0 ^= ch;
idx0 = al0;
bx1 = bx0;
bx0 = cx;
}
cn_implode_scratchpad((__m128i*) ctx[0]->memory, (__m128i*) ctx[0]->state);
keccakf(h0, 24);
extra_hashes[ctx[0]->state[0] & 3](ctx[0]->state, 200, output);
}