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84 lines
2.9 KiB
C
84 lines
2.9 KiB
C
/* XMRig
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* Copyright 2010 Jeff Garzik <jgarzik@pobox.com>
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* Copyright 2012-2014 pooler <pooler@litecoinpool.org>
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* Copyright 2014 Lucas Jones <https://github.com/lucasjones>
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* Copyright 2014-2016 Wolf9466 <https://github.com/OhGodAPet>
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* Copyright 2016 Jay D Dee <jayddee246@gmail.com>
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* Copyright 2017 fireice-uk <https://github.com/fireice-uk>
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* Copyright 2017-2018 XMR-Stak <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
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* Copyright 2018 Lee Clagett <https://github.com/vtnerd>
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* Copyright 2016-2018 XMRig <https://github.com/xmrig>, <support@xmrig.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <x86intrin.h>
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#include <string.h>
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#include "crypto/c_keccak.h"
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#include "cryptonight.h"
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#include "cryptonight_monero.h"
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#include "cryptonight_softaes.h"
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void cryptonight_av3_softaes(const void *restrict input, size_t size, void *restrict output, struct cryptonight_ctx *restrict ctx, uint8_t version)
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{
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keccak((const uint8_t *) input, size, ctx->state0, 200);
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VARIANT1_INIT(0);
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cn_explode_scratchpad((__m128i*) ctx->state0, (__m128i*) ctx->memory);
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const uint8_t* l0 = ctx->memory;
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uint64_t* h0 = (uint64_t*) ctx->state0;
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uint64_t al0 = h0[0] ^ h0[4];
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uint64_t ah0 = h0[1] ^ h0[5];
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__m128i bx0 = _mm_set_epi64x(h0[3] ^ h0[7], h0[2] ^ h0[6]);
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uint64_t idx0 = h0[0] ^ h0[4];
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for (size_t i = 0; __builtin_expect(i < 0x80000, 1); i++) {
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__m128i cx;
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cx = _mm_load_si128((__m128i *)&l0[idx0 & 0x1FFFF0]);
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cx = soft_aesenc(cx, _mm_set_epi64x(ah0, al0));
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_mm_store_si128((__m128i *)&l0[idx0 & 0x1FFFF0], _mm_xor_si128(bx0, cx));
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VARIANT1_1(&l0[idx0 & 0x1FFFF0]);
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idx0 = EXTRACT64(cx);
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bx0 = cx;
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uint64_t hi, lo, cl, ch;
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cl = ((uint64_t*)&l0[idx0 & 0x1FFFF0])[0];
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ch = ((uint64_t*)&l0[idx0 & 0x1FFFF0])[1];
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lo = _umul128(idx0, cl, &hi);
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al0 += hi;
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ah0 += lo;
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VARIANT1_2(ah0, 0);
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((uint64_t*)&l0[idx0 & 0x1FFFF0])[0] = al0;
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((uint64_t*)&l0[idx0 & 0x1FFFF0])[1] = ah0;
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VARIANT1_2(ah0, 0);
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ah0 ^= ch;
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al0 ^= cl;
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idx0 = al0;
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}
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cn_implode_scratchpad((__m128i*) ctx->memory, (__m128i*) ctx->state0);
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keccakf(h0, 24);
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extra_hashes[ctx->state0[0] & 3](ctx->state0, 200, output);
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}
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