xmrig/src/crypto/CryptoNight_x86.h
2018-03-18 05:48:19 +07:00

467 lines
16 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 2017-2018 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/>.
*/
#ifndef __CRYPTONIGHT_X86_H__
#define __CRYPTONIGHT_X86_H__
#ifdef __GNUC__
# include <x86intrin.h>
#else
# include <intrin.h>
# define __restrict__ __restrict
#endif
#include "crypto/CryptoNight.h"
#include "crypto/CryptoNight_monero.h"
#include "crypto/soft_aes.h"
extern "C"
{
#include "crypto/c_keccak.h"
#include "crypto/c_groestl.h"
#include "crypto/c_blake256.h"
#include "crypto/c_jh.h"
#include "crypto/c_skein.h"
}
static inline void do_blake_hash(const uint8_t *input, size_t len, uint8_t *output) {
blake256_hash(output, input, len);
}
static inline void do_groestl_hash(const uint8_t *input, size_t len, uint8_t *output) {
groestl(input, len * 8, output);
}
static inline void do_jh_hash(const uint8_t *input, size_t len, uint8_t *output) {
jh_hash(32 * 8, input, 8 * len, output);
}
static inline void do_skein_hash(const uint8_t *input, size_t len, uint8_t *output) {
xmr_skein(input, output);
}
void (* const extra_hashes[4])(const uint8_t *, size_t, uint8_t *) = {do_blake_hash, do_groestl_hash, do_jh_hash, do_skein_hash};
#if defined(__x86_64__) || defined(_M_AMD64)
# define EXTRACT64(X) _mm_cvtsi128_si64(X)
# ifdef __GNUC__
static inline uint64_t __umul128(uint64_t a, uint64_t b, uint64_t* hi)
{
unsigned __int128 r = (unsigned __int128) a * (unsigned __int128) b;
*hi = r >> 64;
return (uint64_t) r;
}
# else
#define __umul128 _umul128
# endif
#elif defined(__i386__) || defined(_M_IX86)
# define HI32(X) \
_mm_srli_si128((X), 4)
# define EXTRACT64(X) \
((uint64_t)(uint32_t)_mm_cvtsi128_si32(X) | \
((uint64_t)(uint32_t)_mm_cvtsi128_si32(HI32(X)) << 32))
static inline uint64_t __umul128(uint64_t multiplier, uint64_t multiplicand, uint64_t *product_hi) {
// multiplier = ab = a * 2^32 + b
// multiplicand = cd = c * 2^32 + d
// ab * cd = a * c * 2^64 + (a * d + b * c) * 2^32 + b * d
uint64_t a = multiplier >> 32;
uint64_t b = multiplier & 0xFFFFFFFF;
uint64_t c = multiplicand >> 32;
uint64_t d = multiplicand & 0xFFFFFFFF;
//uint64_t ac = a * c;
uint64_t ad = a * d;
//uint64_t bc = b * c;
uint64_t bd = b * d;
uint64_t adbc = ad + (b * c);
uint64_t adbc_carry = adbc < ad ? 1 : 0;
// multiplier * multiplicand = product_hi * 2^64 + product_lo
uint64_t product_lo = bd + (adbc << 32);
uint64_t product_lo_carry = product_lo < bd ? 1 : 0;
*product_hi = (a * c) + (adbc >> 32) + (adbc_carry << 32) + product_lo_carry;
return product_lo;
}
#endif
// This will shift and xor tmp1 into itself as 4 32-bit vals such as
// sl_xor(a1 a2 a3 a4) = a1 (a2^a1) (a3^a2^a1) (a4^a3^a2^a1)
static inline __m128i sl_xor(__m128i tmp1)
{
__m128i tmp4;
tmp4 = _mm_slli_si128(tmp1, 0x04);
tmp1 = _mm_xor_si128(tmp1, tmp4);
tmp4 = _mm_slli_si128(tmp4, 0x04);
tmp1 = _mm_xor_si128(tmp1, tmp4);
tmp4 = _mm_slli_si128(tmp4, 0x04);
tmp1 = _mm_xor_si128(tmp1, tmp4);
return tmp1;
}
template<uint8_t rcon>
static inline void aes_genkey_sub(__m128i* xout0, __m128i* xout2)
{
__m128i xout1 = _mm_aeskeygenassist_si128(*xout2, rcon);
xout1 = _mm_shuffle_epi32(xout1, 0xFF); // see PSHUFD, set all elems to 4th elem
*xout0 = sl_xor(*xout0);
*xout0 = _mm_xor_si128(*xout0, xout1);
xout1 = _mm_aeskeygenassist_si128(*xout0, 0x00);
xout1 = _mm_shuffle_epi32(xout1, 0xAA); // see PSHUFD, set all elems to 3rd elem
*xout2 = sl_xor(*xout2);
*xout2 = _mm_xor_si128(*xout2, xout1);
}
template<uint8_t rcon>
static inline void soft_aes_genkey_sub(__m128i* xout0, __m128i* xout2)
{
__m128i xout1 = soft_aeskeygenassist<rcon>(*xout2);
xout1 = _mm_shuffle_epi32(xout1, 0xFF); // see PSHUFD, set all elems to 4th elem
*xout0 = sl_xor(*xout0);
*xout0 = _mm_xor_si128(*xout0, xout1);
xout1 = soft_aeskeygenassist<0x00>(*xout0);
xout1 = _mm_shuffle_epi32(xout1, 0xAA); // see PSHUFD, set all elems to 3rd elem
*xout2 = sl_xor(*xout2);
*xout2 = _mm_xor_si128(*xout2, xout1);
}
template<bool SOFT_AES>
static inline void aes_genkey(const __m128i* memory, __m128i* k0, __m128i* k1, __m128i* k2, __m128i* k3, __m128i* k4, __m128i* k5, __m128i* k6, __m128i* k7, __m128i* k8, __m128i* k9)
{
__m128i xout0 = _mm_load_si128(memory);
__m128i xout2 = _mm_load_si128(memory + 1);
*k0 = xout0;
*k1 = xout2;
SOFT_AES ? soft_aes_genkey_sub<0x01>(&xout0, &xout2) : aes_genkey_sub<0x01>(&xout0, &xout2);
*k2 = xout0;
*k3 = xout2;
SOFT_AES ? soft_aes_genkey_sub<0x02>(&xout0, &xout2) : aes_genkey_sub<0x02>(&xout0, &xout2);
*k4 = xout0;
*k5 = xout2;
SOFT_AES ? soft_aes_genkey_sub<0x04>(&xout0, &xout2) : aes_genkey_sub<0x04>(&xout0, &xout2);
*k6 = xout0;
*k7 = xout2;
SOFT_AES ? soft_aes_genkey_sub<0x08>(&xout0, &xout2) : aes_genkey_sub<0x08>(&xout0, &xout2);
*k8 = xout0;
*k9 = xout2;
}
template<bool SOFT_AES>
static inline void aes_round(__m128i key, __m128i* x0, __m128i* x1, __m128i* x2, __m128i* x3, __m128i* x4, __m128i* x5, __m128i* x6, __m128i* x7)
{
if (SOFT_AES) {
*x0 = soft_aesenc((uint32_t*)x0, key);
*x1 = soft_aesenc((uint32_t*)x1, key);
*x2 = soft_aesenc((uint32_t*)x2, key);
*x3 = soft_aesenc((uint32_t*)x3, key);
*x4 = soft_aesenc((uint32_t*)x4, key);
*x5 = soft_aesenc((uint32_t*)x5, key);
*x6 = soft_aesenc((uint32_t*)x6, key);
*x7 = soft_aesenc((uint32_t*)x7, key);
}
else {
*x0 = _mm_aesenc_si128(*x0, key);
*x1 = _mm_aesenc_si128(*x1, key);
*x2 = _mm_aesenc_si128(*x2, key);
*x3 = _mm_aesenc_si128(*x3, key);
*x4 = _mm_aesenc_si128(*x4, key);
*x5 = _mm_aesenc_si128(*x5, key);
*x6 = _mm_aesenc_si128(*x6, key);
*x7 = _mm_aesenc_si128(*x7, key);
}
}
template<size_t MEM, bool SOFT_AES>
static inline void cn_explode_scratchpad(const __m128i *input, __m128i *output)
{
__m128i xin0, xin1, xin2, xin3, xin4, xin5, xin6, xin7;
__m128i k0, k1, k2, k3, k4, k5, k6, k7, k8, k9;
aes_genkey<SOFT_AES>(input, &k0, &k1, &k2, &k3, &k4, &k5, &k6, &k7, &k8, &k9);
xin0 = _mm_load_si128(input + 4);
xin1 = _mm_load_si128(input + 5);
xin2 = _mm_load_si128(input + 6);
xin3 = _mm_load_si128(input + 7);
xin4 = _mm_load_si128(input + 8);
xin5 = _mm_load_si128(input + 9);
xin6 = _mm_load_si128(input + 10);
xin7 = _mm_load_si128(input + 11);
for (size_t i = 0; i < MEM / sizeof(__m128i); i += 8) {
aes_round<SOFT_AES>(k0, &xin0, &xin1, &xin2, &xin3, &xin4, &xin5, &xin6, &xin7);
aes_round<SOFT_AES>(k1, &xin0, &xin1, &xin2, &xin3, &xin4, &xin5, &xin6, &xin7);
aes_round<SOFT_AES>(k2, &xin0, &xin1, &xin2, &xin3, &xin4, &xin5, &xin6, &xin7);
aes_round<SOFT_AES>(k3, &xin0, &xin1, &xin2, &xin3, &xin4, &xin5, &xin6, &xin7);
aes_round<SOFT_AES>(k4, &xin0, &xin1, &xin2, &xin3, &xin4, &xin5, &xin6, &xin7);
aes_round<SOFT_AES>(k5, &xin0, &xin1, &xin2, &xin3, &xin4, &xin5, &xin6, &xin7);
aes_round<SOFT_AES>(k6, &xin0, &xin1, &xin2, &xin3, &xin4, &xin5, &xin6, &xin7);
aes_round<SOFT_AES>(k7, &xin0, &xin1, &xin2, &xin3, &xin4, &xin5, &xin6, &xin7);
aes_round<SOFT_AES>(k8, &xin0, &xin1, &xin2, &xin3, &xin4, &xin5, &xin6, &xin7);
aes_round<SOFT_AES>(k9, &xin0, &xin1, &xin2, &xin3, &xin4, &xin5, &xin6, &xin7);
_mm_store_si128(output + i + 0, xin0);
_mm_store_si128(output + i + 1, xin1);
_mm_store_si128(output + i + 2, xin2);
_mm_store_si128(output + i + 3, xin3);
_mm_store_si128(output + i + 4, xin4);
_mm_store_si128(output + i + 5, xin5);
_mm_store_si128(output + i + 6, xin6);
_mm_store_si128(output + i + 7, xin7);
}
}
template<size_t MEM, bool SOFT_AES>
static inline void cn_implode_scratchpad(const __m128i *input, __m128i *output)
{
__m128i xout0, xout1, xout2, xout3, xout4, xout5, xout6, xout7;
__m128i k0, k1, k2, k3, k4, k5, k6, k7, k8, k9;
aes_genkey<SOFT_AES>(output + 2, &k0, &k1, &k2, &k3, &k4, &k5, &k6, &k7, &k8, &k9);
xout0 = _mm_load_si128(output + 4);
xout1 = _mm_load_si128(output + 5);
xout2 = _mm_load_si128(output + 6);
xout3 = _mm_load_si128(output + 7);
xout4 = _mm_load_si128(output + 8);
xout5 = _mm_load_si128(output + 9);
xout6 = _mm_load_si128(output + 10);
xout7 = _mm_load_si128(output + 11);
for (size_t i = 0; i < MEM / sizeof(__m128i); i += 8)
{
xout0 = _mm_xor_si128(_mm_load_si128(input + i + 0), xout0);
xout1 = _mm_xor_si128(_mm_load_si128(input + i + 1), xout1);
xout2 = _mm_xor_si128(_mm_load_si128(input + i + 2), xout2);
xout3 = _mm_xor_si128(_mm_load_si128(input + i + 3), xout3);
xout4 = _mm_xor_si128(_mm_load_si128(input + i + 4), xout4);
xout5 = _mm_xor_si128(_mm_load_si128(input + i + 5), xout5);
xout6 = _mm_xor_si128(_mm_load_si128(input + i + 6), xout6);
xout7 = _mm_xor_si128(_mm_load_si128(input + i + 7), xout7);
aes_round<SOFT_AES>(k0, &xout0, &xout1, &xout2, &xout3, &xout4, &xout5, &xout6, &xout7);
aes_round<SOFT_AES>(k1, &xout0, &xout1, &xout2, &xout3, &xout4, &xout5, &xout6, &xout7);
aes_round<SOFT_AES>(k2, &xout0, &xout1, &xout2, &xout3, &xout4, &xout5, &xout6, &xout7);
aes_round<SOFT_AES>(k3, &xout0, &xout1, &xout2, &xout3, &xout4, &xout5, &xout6, &xout7);
aes_round<SOFT_AES>(k4, &xout0, &xout1, &xout2, &xout3, &xout4, &xout5, &xout6, &xout7);
aes_round<SOFT_AES>(k5, &xout0, &xout1, &xout2, &xout3, &xout4, &xout5, &xout6, &xout7);
aes_round<SOFT_AES>(k6, &xout0, &xout1, &xout2, &xout3, &xout4, &xout5, &xout6, &xout7);
aes_round<SOFT_AES>(k7, &xout0, &xout1, &xout2, &xout3, &xout4, &xout5, &xout6, &xout7);
aes_round<SOFT_AES>(k8, &xout0, &xout1, &xout2, &xout3, &xout4, &xout5, &xout6, &xout7);
aes_round<SOFT_AES>(k9, &xout0, &xout1, &xout2, &xout3, &xout4, &xout5, &xout6, &xout7);
}
_mm_store_si128(output + 4, xout0);
_mm_store_si128(output + 5, xout1);
_mm_store_si128(output + 6, xout2);
_mm_store_si128(output + 7, xout3);
_mm_store_si128(output + 8, xout4);
_mm_store_si128(output + 9, xout5);
_mm_store_si128(output + 10, xout6);
_mm_store_si128(output + 11, xout7);
}
template<size_t ITERATIONS, size_t MEM, size_t MASK, bool SOFT_AES, int VARIANT>
inline void cryptonight_single_hash(const uint8_t *__restrict__ input, size_t size, uint8_t *__restrict__ output, cryptonight_ctx *__restrict__ ctx)
{
keccak(input, (int) size, ctx->state0, 200);
VARIANT1_INIT(0);
cn_explode_scratchpad<MEM, SOFT_AES>((__m128i*) ctx->state0, (__m128i*) ctx->memory);
const uint8_t* l0 = ctx->memory;
uint64_t* h0 = reinterpret_cast<uint64_t*>(ctx->state0);
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; i < ITERATIONS; i++) {
__m128i cx;
if (SOFT_AES) {
cx = soft_aesenc((uint32_t*)&l0[idx0 & MASK], _mm_set_epi64x(ah0, al0));
}
else {
cx = _mm_load_si128((__m128i *) &l0[idx0 & MASK]);
cx = _mm_aesenc_si128(cx, _mm_set_epi64x(ah0, al0));
}
_mm_store_si128((__m128i *) &l0[idx0 & MASK], _mm_xor_si128(bx0, cx));
VARIANT1_1(&l0[idx0 & MASK]);
idx0 = EXTRACT64(cx);
bx0 = cx;
uint64_t hi, lo, cl, ch;
cl = ((uint64_t*) &l0[idx0 & MASK])[0];
ch = ((uint64_t*) &l0[idx0 & MASK])[1];
lo = __umul128(idx0, cl, &hi);
al0 += hi;
ah0 += lo;
VARIANT1_2(ah0, 0);
((uint64_t*)&l0[idx0 & MASK])[0] = al0;
((uint64_t*)&l0[idx0 & MASK])[1] = ah0;
VARIANT1_2(ah0, 0);
ah0 ^= ch;
al0 ^= cl;
idx0 = al0;
}
cn_implode_scratchpad<MEM, SOFT_AES>((__m128i*) ctx->memory, (__m128i*) ctx->state0);
keccakf(h0, 24);
extra_hashes[ctx->state0[0] & 3](ctx->state0, 200, output);
}
template<size_t ITERATIONS, size_t MEM, size_t MASK, bool SOFT_AES, int VARIANT>
inline void cryptonight_double_hash(const uint8_t *__restrict__ input, size_t size, uint8_t *__restrict__ output, struct cryptonight_ctx *__restrict__ ctx)
{
keccak(input, (int) size, ctx->state0, 200);
keccak(input + size, (int) size, ctx->state1, 200);
VARIANT1_INIT(0);
VARIANT1_INIT(1);
const uint8_t* l0 = ctx->memory;
const uint8_t* l1 = ctx->memory + MEM;
uint64_t* h0 = reinterpret_cast<uint64_t*>(ctx->state0);
uint64_t* h1 = reinterpret_cast<uint64_t*>(ctx->state1);
cn_explode_scratchpad<MEM, SOFT_AES>((__m128i*) h0, (__m128i*) l0);
cn_explode_scratchpad<MEM, SOFT_AES>((__m128i*) h1, (__m128i*) l1);
uint64_t al0 = h0[0] ^ h0[4];
uint64_t al1 = h1[0] ^ h1[4];
uint64_t ah0 = h0[1] ^ h0[5];
uint64_t ah1 = h1[1] ^ h1[5];
__m128i bx0 = _mm_set_epi64x(h0[3] ^ h0[7], h0[2] ^ h0[6]);
__m128i bx1 = _mm_set_epi64x(h1[3] ^ h1[7], h1[2] ^ h1[6]);
uint64_t idx0 = h0[0] ^ h0[4];
uint64_t idx1 = h1[0] ^ h1[4];
for (size_t i = 0; i < ITERATIONS; i++) {
__m128i cx0, cx1;
if (SOFT_AES) {
cx0 = soft_aesenc((uint32_t*)&l0[idx0 & MASK], _mm_set_epi64x(ah0, al0));
cx1 = soft_aesenc((uint32_t*)&l1[idx1 & MASK], _mm_set_epi64x(ah1, al1));
}
else {
cx0 = _mm_load_si128((__m128i *) &l0[idx0 & MASK]);
cx1 = _mm_load_si128((__m128i *) &l1[idx1 & MASK]);
cx0 = _mm_aesenc_si128(cx0, _mm_set_epi64x(ah0, al0));
cx1 = _mm_aesenc_si128(cx1, _mm_set_epi64x(ah1, al1));
}
_mm_store_si128((__m128i *) &l0[idx0 & MASK], _mm_xor_si128(bx0, cx0));
_mm_store_si128((__m128i *) &l1[idx1 & MASK], _mm_xor_si128(bx1, cx1));
VARIANT1_1(&l0[idx0 & MASK]);
VARIANT1_1(&l1[idx1 & MASK]);
idx0 = EXTRACT64(cx0);
idx1 = EXTRACT64(cx1);
bx0 = cx0;
bx1 = cx1;
uint64_t hi, lo, cl, ch;
cl = ((uint64_t*) &l0[idx0 & MASK])[0];
ch = ((uint64_t*) &l0[idx0 & MASK])[1];
lo = __umul128(idx0, cl, &hi);
al0 += hi;
ah0 += lo;
VARIANT1_2(ah0, 0);
((uint64_t*) &l0[idx0 & MASK])[0] = al0;
((uint64_t*) &l0[idx0 & MASK])[1] = ah0;
VARIANT1_2(ah0, 0);
ah0 ^= ch;
al0 ^= cl;
idx0 = al0;
cl = ((uint64_t*) &l1[idx1 & MASK])[0];
ch = ((uint64_t*) &l1[idx1 & MASK])[1];
lo = __umul128(idx1, cl, &hi);
al1 += hi;
ah1 += lo;
VARIANT1_2(ah1, 1);
((uint64_t*) &l1[idx1 & MASK])[0] = al1;
((uint64_t*) &l1[idx1 & MASK])[1] = ah1;
VARIANT1_2(ah1, 1);
ah1 ^= ch;
al1 ^= cl;
idx1 = al1;
}
cn_implode_scratchpad<MEM, SOFT_AES>((__m128i*) l0, (__m128i*) h0);
cn_implode_scratchpad<MEM, SOFT_AES>((__m128i*) l1, (__m128i*) h1);
keccakf(h0, 24);
keccakf(h1, 24);
extra_hashes[ctx->state0[0] & 3](ctx->state0, 200, output);
extra_hashes[ctx->state1[0] & 3](ctx->state1, 200, output + 32);
}
#endif /* __CRYPTONIGHT_X86_H__ */