GOSTCoin CUDA miner project, compatible with most nvidia cards, containing only gostd algo
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/**
* Based on Provos Alexis work - 2016 FOR SM 5+
*
* final touch by tpruvot for tribus - 09 2017
*/
#include <cuda_helper.h>
#include <cuda_vector_uint2x4.h>
#include <cuda_vectors.h>
#define INTENSIVE_GMF
#include "tribus/cuda_echo512_aes.cuh"
#ifdef __INTELLISENSE__
#define __byte_perm(x, y, b) x
#define atomicExch(p,y) (*p) = y
#endif
__device__
static void echo_round(const uint32_t sharedMemory[4][256], uint32_t *W, uint32_t &k0)
{
// Big Sub Words
#pragma unroll 16
for (int idx = 0; idx < 16; idx++)
AES_2ROUND(sharedMemory,W[(idx<<2) + 0], W[(idx<<2) + 1], W[(idx<<2) + 2], W[(idx<<2) + 3], k0);
// Shift Rows
#pragma unroll 4
for (int i = 0; i < 4; i++)
{
uint32_t t[4];
/// 1, 5, 9, 13
t[0] = W[i + 4];
t[1] = W[i + 8];
t[2] = W[i + 24];
t[3] = W[i + 60];
W[i + 4] = W[i + 20];
W[i + 8] = W[i + 40];
W[i + 24] = W[i + 56];
W[i + 60] = W[i + 44];
W[i + 20] = W[i + 36];
W[i + 40] = t[1];
W[i + 56] = t[2];
W[i + 44] = W[i + 28];
W[i + 28] = W[i + 12];
W[i + 12] = t[3];
W[i + 36] = W[i + 52];
W[i + 52] = t[0];
}
// Mix Columns
#pragma unroll 4
for (int i = 0; i < 4; i++)
{
#pragma unroll 4
for (int idx = 0; idx < 64; idx += 16)
{
uint32_t a[4];
a[0] = W[idx + i];
a[1] = W[idx + i + 4];
a[2] = W[idx + i + 8];
a[3] = W[idx + i +12];
uint32_t ab = a[0] ^ a[1];
uint32_t bc = a[1] ^ a[2];
uint32_t cd = a[2] ^ a[3];
uint32_t t, t2, t3;
t = (ab & 0x80808080);
t2 = (bc & 0x80808080);
t3 = (cd & 0x80808080);
uint32_t abx = (t >> 7) * 27U ^ ((ab^t) << 1);
uint32_t bcx = (t2 >> 7) * 27U ^ ((bc^t2) << 1);
uint32_t cdx = (t3 >> 7) * 27U ^ ((cd^t3) << 1);
W[idx + i] = bc ^ a[3] ^ abx;
W[idx + i + 4] = a[0] ^ cd ^ bcx;
W[idx + i + 8] = ab ^ a[3] ^ cdx;
W[idx + i +12] = ab ^ a[2] ^ (abx ^ bcx ^ cdx);
}
}
}
__global__ __launch_bounds__(256, 3) /* will force 80 registers */
static void tribus_echo512_gpu_final(uint32_t threads, uint64_t *g_hash, uint32_t* resNonce, const uint64_t target)
{
__shared__ uint32_t sharedMemory[4][256];
aes_gpu_init256(sharedMemory);
const uint32_t P[48] = {
0xe7e9f5f5, 0xf5e7e9f5, 0xb3b36b23, 0xb3dbe7af,0xa4213d7e, 0xf5e7e9f5, 0xb3b36b23, 0xb3dbe7af,
//8-12
0x01425eb8, 0xf5e7e9f5, 0xb3b36b23, 0xb3dbe7af,0x65978b09, 0xf5e7e9f5, 0xb3b36b23, 0xb3dbe7af,
//21-25
0x2cb6b661, 0x6b23b3b3, 0xcf93a7cf, 0x9d9d3751,0x9ac2dea3, 0xf5e7e9f5, 0xb3b36b23, 0xb3dbe7af,
//34-38
0x579f9f33, 0xfbfbfbfb, 0xfbfbfbfb, 0xefefd3c7,0xdbfde1dd, 0xf5e7e9f5, 0xb3b36b23, 0xb3dbe7af,
0x34514d9e, 0xf5e7e9f5, 0xb3b36b23, 0xb3dbe7af,0xb134347e, 0xea6f7e7e, 0xbd7731bd, 0x8a8a1968,
0x14b8a457, 0xf5e7e9f5, 0xb3b36b23, 0xb3dbe7af,0x265f4382, 0xf5e7e9f5, 0xb3b36b23, 0xb3dbe7af
//58-61
};
uint32_t k0;
uint32_t h[16];
const uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x);
if (thread < threads)
{
const uint32_t *hash = (uint32_t*)&g_hash[thread<<3];
*(uint2x4*)&h[0] = __ldg4((uint2x4*)&hash[0]);
*(uint2x4*)&h[8] = __ldg4((uint2x4*)&hash[8]);
uint64_t backup = *(uint64_t*)&h[6];
k0 = 512 + 8;
#pragma unroll 4
for (uint32_t idx = 0; idx < 16; idx += 4)
AES_2ROUND(sharedMemory,h[idx + 0], h[idx + 1], h[idx + 2], h[idx + 3], k0);
k0 += 4;
uint32_t W[64];
#pragma unroll 4
for (uint32_t i = 0; i < 4; i++)
{
uint32_t a = P[i];
uint32_t b = P[i + 4];
uint32_t c = h[i + 8];
uint32_t d = P[i + 8];
uint32_t ab = a ^ b;
uint32_t bc = b ^ c;
uint32_t cd = c ^ d;
uint32_t t = ((a ^ b) & 0x80808080);
uint32_t t2 = ((b ^ c) & 0x80808080);
uint32_t t3 = ((c ^ d) & 0x80808080);
uint32_t abx = ((t >> 7) * 27U) ^ ((ab^t) << 1);
uint32_t bcx = ((t2 >> 7) * 27U) ^ ((bc^t2) << 1);
uint32_t cdx = ((t3 >> 7) * 27U) ^ ((cd^t3) << 1);
W[0 + i] = bc ^ d ^ abx;
W[4 + i] = a ^ cd ^ bcx;
W[8 + i] = ab ^ d ^ cdx;
W[12+ i] = abx ^ bcx ^ cdx ^ ab ^ c;
a = P[12 + i];
b = h[i + 4];
c = P[12 + i + 4];
d = P[12 + i + 8];
ab = a ^ b;
bc = b ^ c;
cd = c ^ d;
t = (ab & 0x80808080);
t2 = (bc & 0x80808080);
t3 = (cd & 0x80808080);
abx = (t >> 7) * 27U ^ ((ab^t) << 1);
bcx = (t2 >> 7) * 27U ^ ((bc^t2) << 1);
cdx = (t3 >> 7) * 27U ^ ((cd^t3) << 1);
W[16 + i] = abx ^ bc ^ d;
W[16 + i + 4] = bcx ^ a ^ cd;
W[16 + i + 8] = cdx ^ ab ^ d;
W[16 + i +12] = abx ^ bcx ^ cdx ^ ab ^ c;
a = h[i];
b = P[24 + i];
c = P[24 + i + 4];
d = P[24 + i + 8];
ab = a ^ b;
bc = b ^ c;
cd = c ^ d;
t = (ab & 0x80808080);
t2 = (bc & 0x80808080);
t3 = (cd & 0x80808080);
abx = (t >> 7) * 27U ^ ((ab^t) << 1);
bcx = (t2 >> 7) * 27U ^ ((bc^t2) << 1);
cdx = (t3 >> 7) * 27U ^ ((cd^t3) << 1);
W[32 + i] = abx ^ bc ^ d;
W[32 + i + 4] = bcx ^ a ^ cd;
W[32 + i + 8] = cdx ^ ab ^ d;
W[32 + i +12] = abx ^ bcx ^ cdx ^ ab ^ c;
a = P[36 + i ];
b = P[36 + i + 4];
c = P[36 + i + 8];
d = h[i + 12];
ab = a ^ b;
bc = b ^ c;
cd = c ^ d;
t = (ab & 0x80808080);
t2 = (bc & 0x80808080);
t3 = (cd & 0x80808080);
abx = (t >> 7) * 27U ^ ((ab^t) << 1);
bcx = (t2 >> 7) * 27U ^ ((bc^t2) << 1);
cdx = (t3 >> 7) * 27U ^ ((cd^t3) << 1);
W[48 + i] = abx ^ bc ^ d;
W[48 + i + 4] = bcx ^ a ^ cd;
W[48 + i + 8] = cdx ^ ab ^ d;
W[48 + i +12] = abx ^ bcx ^ cdx ^ ab ^ c;
}
for (int k = 1; k < 9; k++)
echo_round(sharedMemory,W,k0);
// Big Sub Words
uint32_t y0, y1, y2, y3;
// AES_2ROUND(sharedMemory,W[ 0], W[ 1], W[ 2], W[ 3], k0);
aes_round(sharedMemory, W[ 0], W[ 1], W[ 2], W[ 3], k0, y0, y1, y2, y3);
aes_round(sharedMemory, y0, y1, y2, y3, W[ 0], W[ 1], W[ 2], W[ 3]);
aes_round(sharedMemory, W[ 4], W[ 5], W[ 6], W[ 7], k0, y0, y1, y2, y3);
aes_round(sharedMemory, y0, y1, y2, y3, W[ 4], W[ 5], W[ 6], W[ 7]);
aes_round(sharedMemory, W[ 8], W[ 9], W[10], W[11], k0, y0, y1, y2, y3);
aes_round(sharedMemory, y0, y1, y2, y3, W[ 8], W[ 9], W[10], W[11]);
aes_round(sharedMemory, W[20], W[21], W[22], W[23], k0, y0, y1, y2, y3);
aes_round(sharedMemory, y0, y1, y2, y3, W[20], W[21], W[22], W[23]);
aes_round(sharedMemory, W[28], W[29], W[30], W[31], k0, y0, y1, y2, y3);
aes_round(sharedMemory, y0, y1, y2, y3, W[28], W[29], W[30], W[31]);
aes_round(sharedMemory, W[32], W[33], W[34], W[35], k0, y0, y1, y2, y3);
aes_round(sharedMemory, y0, y1, y2, y3, W[32], W[33], W[34], W[35]);
aes_round(sharedMemory, W[40], W[41], W[42], W[43], k0, y0, y1, y2, y3);
aes_round(sharedMemory, y0, y1, y2, y3, W[40], W[41], W[42], W[43]);
aes_round(sharedMemory, W[52], W[53], W[54], W[55], k0, y0, y1, y2, y3);
aes_round(sharedMemory, y0, y1, y2, y3, W[52], W[53], W[54], W[55]);
aes_round(sharedMemory, W[60], W[61], W[62], W[63], k0, y0, y1, y2, y3);
aes_round(sharedMemory, y0, y1, y2, y3, W[60], W[61], W[62], W[63]);
uint32_t bc = W[22] ^ W[42];
uint32_t t2 = (bc & 0x80808080);
W[ 6] = (t2 >> 7) * 27U ^ ((bc^t2) << 1);
bc = W[23] ^ W[43];
t2 = (bc & 0x80808080);
W[ 7] = (t2 >> 7) * 27U ^ ((bc^t2) << 1);
bc = W[10] ^ W[54];
t2 = (bc & 0x80808080);
W[38] = (t2 >> 7) * 27U ^ ((bc^t2) << 1);
bc = W[11] ^ W[55];
t2 = (bc & 0x80808080);
W[39] = (t2 >> 7) * 27U ^ ((bc^t2) << 1);
uint64_t check = backup ^ *(uint64_t*)&W[2] ^ *(uint64_t*)&W[6] ^ *(uint64_t*)&W[10] ^ *(uint64_t*)&W[30]
^ *(uint64_t*)&W[34] ^ *(uint64_t*)&W[38] ^ *(uint64_t*)&W[42] ^ *(uint64_t*)&W[62];
if(check <= target){
uint32_t tmp = atomicExch(&resNonce[0], thread);
if (tmp != UINT32_MAX)
resNonce[1] = tmp;
}
}
}
__host__
void tribus_echo512_final(int thr_id, uint32_t threads, uint32_t *d_hash, uint32_t *d_resNonce, const uint64_t target)
{
const uint32_t threadsperblock = 256;
dim3 grid((threads + threadsperblock-1)/threadsperblock);
dim3 block(threadsperblock);
tribus_echo512_gpu_final <<<grid, block>>> (threads, (uint64_t*)d_hash, d_resNonce, target);
}