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GOSTcoin support for ccminer CUDA miner project, compatible with most nvidia cards
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ccminer/skunk/cuda_skunk_streebog.cu

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/*
* Streebog GOST R 34.10-2012 stripped CUDA implementation for final hash
*
* https://tools.ietf.org/html/rfc6986
* https://en.wikipedia.org/wiki/Streebog
*
* ==========================(LICENSE BEGIN)============================
*
* @author Tanguy Pruvot - 2017
* @author Alexis Provos - 2016
*/
// Further improved with shared memory partial utilization
// Tested under CUDA7.5 toolkit for cp 5.0/5.2
#include <miner.h>
#include <cuda_helper.h>
#include <cuda_vectors.h>
#include <cuda_vector_uint2x4.h>
#include "skunk/streebog_arrays.cuh"
//#define FULL_UNROLL
__device__ __forceinline__
static void GOST_FS(const uint2 shared[8][256],const uint2 *const __restrict__ state,uint2* return_state)
{
return_state[0] = __ldg(&T02[__byte_perm(state[7].x,0,0x44440)])
^ shared[1][__byte_perm(state[6].x,0,0x44440)]
^ shared[2][__byte_perm(state[5].x,0,0x44440)]
^ shared[3][__byte_perm(state[4].x,0,0x44440)]
^ shared[4][__byte_perm(state[3].x,0,0x44440)]
^ shared[5][__byte_perm(state[2].x,0,0x44440)]
^ shared[6][__byte_perm(state[1].x,0,0x44440)]
^ __ldg(&T72[__byte_perm(state[0].x,0,0x44440)]);
return_state[1] = __ldg(&T02[__byte_perm(state[7].x,0,0x44441)])
^ __ldg(&T12[__byte_perm(state[6].x,0,0x44441)])
^ shared[2][__byte_perm(state[5].x,0,0x44441)]
^ shared[3][__byte_perm(state[4].x,0,0x44441)]
^ shared[4][__byte_perm(state[3].x,0,0x44441)]
^ shared[5][__byte_perm(state[2].x,0,0x44441)]
^ shared[6][__byte_perm(state[1].x,0,0x44441)]
^ __ldg(&T72[__byte_perm(state[0].x,0,0x44441)]);
return_state[2] = __ldg(&T02[__byte_perm(state[7].x,0,0x44442)])
^ __ldg(&T12[__byte_perm(state[6].x,0,0x44442)])
^ shared[2][__byte_perm(state[5].x,0,0x44442)]
^ shared[3][__byte_perm(state[4].x,0,0x44442)]
^ shared[4][__byte_perm(state[3].x,0,0x44442)]
^ shared[5][__byte_perm(state[2].x,0,0x44442)]
^ __ldg(&T72[__byte_perm(state[0].x,0,0x44442)])
^ shared[6][__byte_perm(state[1].x,0,0x44442)];
return_state[3] = __ldg(&T02[__byte_perm(state[7].x,0,0x44443)])
^ shared[1][__byte_perm(state[6].x,0,0x44443)]
^ shared[2][__byte_perm(state[5].x,0,0x44443)]
^ shared[3][__byte_perm(state[4].x,0,0x44443)]
^ __ldg(&T42[__byte_perm(state[3].x,0,0x44443)])
^ shared[5][__byte_perm(state[2].x,0,0x44443)]
^ __ldg(&T72[__byte_perm(state[0].x,0,0x44443)])
^ shared[6][__byte_perm(state[1].x,0,0x44443)];
return_state[4] = __ldg(&T02[__byte_perm(state[7].y,0,0x44440)])
^ shared[1][__byte_perm(state[6].y,0,0x44440)]
^ __ldg(&T22[__byte_perm(state[5].y,0,0x44440)])
^ shared[3][__byte_perm(state[4].y,0,0x44440)]
^ shared[4][__byte_perm(state[3].y,0,0x44440)]
^ __ldg(&T62[__byte_perm(state[1].y,0,0x44440)])
^ shared[5][__byte_perm(state[2].y,0,0x44440)]
^ __ldg(&T72[__byte_perm(state[0].y,0,0x44440)]);
return_state[5] = __ldg(&T02[__byte_perm(state[7].y,0,0x44441)])
^ shared[2][__byte_perm(state[5].y,0,0x44441)]
^ __ldg(&T12[__byte_perm(state[6].y,0,0x44441)])
^ shared[3][__byte_perm(state[4].y,0,0x44441)]
^ shared[4][__byte_perm(state[3].y,0,0x44441)]
^ shared[5][__byte_perm(state[2].y,0,0x44441)]
^ __ldg(&T62[__byte_perm(state[1].y,0,0x44441)])
^ __ldg(&T72[__byte_perm(state[0].y,0,0x44441)]);
return_state[6] = __ldg(&T02[__byte_perm(state[7].y,0,0x44442)])
^ shared[1][__byte_perm(state[6].y,0,0x44442)]
^ shared[2][__byte_perm(state[5].y,0,0x44442)]
^ shared[3][__byte_perm(state[4].y,0,0x44442)]
^ shared[4][__byte_perm(state[3].y,0,0x44442)]
^ shared[5][__byte_perm(state[2].y,0,0x44442)]
^ __ldg(&T62[__byte_perm(state[1].y,0,0x44442)])
^ __ldg(&T72[__byte_perm(state[0].y,0,0x44442)]);
return_state[7] = __ldg(&T02[__byte_perm(state[7].y,0,0x44443)])
^ __ldg(&T12[__byte_perm(state[6].y,0,0x44443)])
^ shared[2][__byte_perm(state[5].y,0,0x44443)]
^ shared[3][__byte_perm(state[4].y,0,0x44443)]
^ shared[4][__byte_perm(state[3].y,0,0x44443)]
^ shared[5][__byte_perm(state[2].y,0,0x44443)]
^ __ldg(&T62[__byte_perm(state[1].y,0,0x44443)])
^ __ldg(&T72[__byte_perm(state[0].y,0,0x44443)]);
}
__device__ __forceinline__
static void GOST_FS_LDG(const uint2 shared[8][256],const uint2 *const __restrict__ state,uint2* return_state)
{
return_state[0] = __ldg(&T02[__byte_perm(state[7].x,0,0x44440)])
^ __ldg(&T12[__byte_perm(state[6].x,0,0x44440)])
^ shared[2][__byte_perm(state[5].x,0,0x44440)]
^ shared[3][__byte_perm(state[4].x,0,0x44440)]
^ shared[4][__byte_perm(state[3].x,0,0x44440)]
^ shared[5][__byte_perm(state[2].x,0,0x44440)]
^ shared[6][__byte_perm(state[1].x,0,0x44440)]
^ __ldg(&T72[__byte_perm(state[0].x,0,0x44440)]);
return_state[1] = __ldg(&T02[__byte_perm(state[7].x,0,0x44441)])
^ __ldg(&T12[__byte_perm(state[6].x,0,0x44441)])
^ shared[2][__byte_perm(state[5].x,0,0x44441)]
^ shared[3][__byte_perm(state[4].x,0,0x44441)]
^ shared[4][__byte_perm(state[3].x,0,0x44441)]
^ shared[5][__byte_perm(state[2].x,0,0x44441)]
^ __ldg(&T72[__byte_perm(state[0].x,0,0x44441)])
^ shared[6][__byte_perm(state[1].x,0,0x44441)];
return_state[2] = __ldg(&T02[__byte_perm(state[7].x,0,0x44442)])
^ __ldg(&T12[__byte_perm(state[6].x,0,0x44442)])
^ shared[2][__byte_perm(state[5].x,0,0x44442)]
^ shared[3][__byte_perm(state[4].x,0,0x44442)]
^ shared[4][__byte_perm(state[3].x,0,0x44442)]
^ shared[5][__byte_perm(state[2].x,0,0x44442)]
^ shared[6][__byte_perm(state[1].x,0,0x44442)]
^ __ldg(&T72[__byte_perm(state[0].x,0,0x44442)]);
return_state[3] = __ldg(&T02[__byte_perm(state[7].x,0,0x44443)])
^ __ldg(&T12[__byte_perm(state[6].x,0,0x44443)])
^ shared[2][__byte_perm(state[5].x,0,0x44443)]
^ shared[3][__byte_perm(state[4].x,0,0x44443)]
^ shared[4][__byte_perm(state[3].x,0,0x44443)]
^ shared[5][__byte_perm(state[2].x,0,0x44443)]
^ shared[6][__byte_perm(state[1].x,0,0x44443)]
^ __ldg(&T72[__byte_perm(state[0].x,0,0x44443)]);
return_state[4] = __ldg(&T02[__byte_perm(state[7].y,0,0x44440)])
^ shared[1][__byte_perm(state[6].y,0,0x44440)]
^ __ldg(&T22[__byte_perm(state[5].y,0,0x44440)])
^ shared[3][__byte_perm(state[4].y,0,0x44440)]
^ shared[4][__byte_perm(state[3].y,0,0x44440)]
^ shared[5][__byte_perm(state[2].y,0,0x44440)]
^ __ldg(&T72[__byte_perm(state[0].y,0,0x44440)])
^ __ldg(&T62[__byte_perm(state[1].y,0,0x44440)]);
return_state[5] = __ldg(&T02[__byte_perm(state[7].y,0,0x44441)])
^ __ldg(&T12[__byte_perm(state[6].y,0,0x44441)])
^ shared[2][__byte_perm(state[5].y,0,0x44441)]
^ shared[3][__byte_perm(state[4].y,0,0x44441)]
^ shared[4][__byte_perm(state[3].y,0,0x44441)]
^ shared[5][__byte_perm(state[2].y,0,0x44441)]
^ __ldg(&T72[__byte_perm(state[0].y,0,0x44441)])
^ __ldg(&T62[__byte_perm(state[1].y,0,0x44441)]);
return_state[6] = __ldg(&T02[__byte_perm(state[7].y,0,0x44442)])
^ __ldg(&T12[__byte_perm(state[6].y,0,0x44442)])
^ __ldg(&T22[__byte_perm(state[5].y,0,0x44442)])
^ shared[3][__byte_perm(state[4].y,0,0x44442)]
^ shared[4][__byte_perm(state[3].y,0,0x44442)]
^ shared[5][__byte_perm(state[2].y,0,0x44442)]
^ __ldg(&T72[__byte_perm(state[0].y,0,0x44442)])
^ __ldg(&T62[__byte_perm(state[1].y,0,0x44442)]);
return_state[7] = __ldg(&T02[__byte_perm(state[7].y,0,0x44443)])
^ shared[1][__byte_perm(state[6].y,0,0x44443)]
^ __ldg(&T22[__byte_perm(state[5].y,0,0x44443)])
^ shared[3][__byte_perm(state[4].y,0,0x44443)]
^ shared[4][__byte_perm(state[3].y,0,0x44443)]
^ shared[5][__byte_perm(state[2].y,0,0x44443)]
^ __ldg(&T72[__byte_perm(state[0].y,0,0x44443)])
^ __ldg(&T62[__byte_perm(state[1].y,0,0x44443)]);
}
__device__ __forceinline__
static void GOST_E12(const uint2 shared[8][256],uint2 *const __restrict__ K, uint2 *const __restrict__ state)
{
uint2 t[ 8];
//#pragma unroll 12
for(int i=0; i<12; i++){
GOST_FS(shared,state, t);
#pragma unroll 8
for(int j=0;j<8;j++)
K[ j] ^= *(uint2*)&CC[i][j];
#pragma unroll 8
for(int j=0;j<8;j++)
state[ j] = t[ j];
GOST_FS_LDG(shared,K, t);
#pragma unroll 8
for(int j=0;j<8;j++)
state[ j]^= t[ j];
#pragma unroll 8
for(int j=0;j<8;j++)
K[ j] = t[ j];
}
}
__constant__ uint64_t target64[4];
__host__
void skunk_streebog_set_target(uint32_t* ptarget)
{
cudaMemcpyToSymbol(target64, ptarget, 4*sizeof(uint64_t), 0, cudaMemcpyHostToDevice);
}
#define TPB 256
__global__
__launch_bounds__(TPB, 2)
void skunk_streebog_gpu_final_64(uint64_t *g_hash, uint32_t* resNonce)
{
const uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x);
uint2 buf[8], t[8], temp[8], K0[8], hash[8];
__shared__ uint2 shared[8][256];
shared[0][threadIdx.x] = __ldg(&T02[threadIdx.x]);
shared[1][threadIdx.x] = __ldg(&T12[threadIdx.x]);
shared[2][threadIdx.x] = __ldg(&T22[threadIdx.x]);
shared[3][threadIdx.x] = __ldg(&T32[threadIdx.x]);
shared[4][threadIdx.x] = __ldg(&T42[threadIdx.x]);
shared[5][threadIdx.x] = __ldg(&T52[threadIdx.x]);
shared[6][threadIdx.x] = __ldg(&T62[threadIdx.x]);
shared[7][threadIdx.x] = __ldg(&T72[threadIdx.x]);
// if (thread < threads)
// {
uint64_t* inout = &g_hash[thread<<3];
*(uint2x4*)&hash[0] = __ldg4((uint2x4*)&inout[0]);
*(uint2x4*)&hash[4] = __ldg4((uint2x4*)&inout[4]);
__threadfence_block();
K0[0] = vectorize(0x74a5d4ce2efc83b3);
#pragma unroll 8
for(uint32_t i=0;i<8;i++){
buf[ i] = hash[ i] ^ K0[ 0];
}
//#pragma unroll 12
for(int i=0; i<12; i++){
GOST_FS(shared, buf, temp);
#pragma unroll 8
for(uint32_t j=0;j<8;j++){
buf[ j] = temp[ j] ^ *(uint2*)&precomputed_values[i][j];
}
}
#pragma unroll 8
for(int j=0;j<8;j++){
buf[ j]^= hash[ j];
}
#pragma unroll 8
for(int j=0;j<8;j++){
K0[ j] = buf[ j];
}
K0[7].y ^= 0x00020000;
GOST_FS(shared, K0, t);
#pragma unroll 8
for(uint32_t i=0;i<8;i++)
K0[ i] = t[ i];
t[7].y ^= 0x01000000;
GOST_E12(shared, K0, t);
#pragma unroll 8
for(int j=0;j<8;j++)
buf[ j] ^= t[ j];
buf[7].y ^= 0x01000000;
GOST_FS(shared, buf,K0);
buf[7].y ^= 0x00020000;
#pragma unroll 8
for(uint32_t j=0;j<8;j++)
t[ j] = K0[ j];
t[7].y ^= 0x00020000;
GOST_E12(shared, K0, t);
#pragma unroll 8
for(uint32_t j=0;j<8;j++)
buf[ j] ^= t[ j];
GOST_FS(shared, buf,K0); // K = F(h)
hash[7]+= vectorize(0x0100000000000000);
#pragma unroll 8
for(uint32_t j=0;j<8;j++)
t[ j] = K0[ j] ^ hash[ j];
// #pragma unroll
for(uint32_t i=0; i<10; i++){
GOST_FS(shared, t, temp);
#pragma unroll 8
for(uint32_t j=0;j<8;j++){
t[ j] = temp[ j];
K0[ j] = K0[ j] ^ *(uint2*)&CC[ i][ j];
}
GOST_FS(shared, K0, temp);
#pragma unroll 8
for(uint32_t j=0;j<8;j++){
K0[ j] = temp[ j];
t[ j]^= temp[ j];
}
}
GOST_FS(shared, t, temp);
#pragma unroll 8
for(uint32_t j=0;j<8;j++){
t[ j] = temp[ j];
K0[ j] = K0[ j] ^ *(uint2*)&CC[10][ j];
}
GOST_FS(shared, K0, temp);
#pragma unroll 8
for(int i=7;i>=0;i--){
t[i].x = t[i].x ^ temp[i].x;
temp[i].x = temp[i].x ^ ((uint32_t*)&CC[11])[i<<1];
}
uint2 last[2];
#define T0(x) shared[0][x]
#define T1(x) shared[1][x]
#define T2(x) shared[2][x]
#define T3(x) shared[3][x]
#define T4(x) shared[4][x]
#define T5(x) shared[5][x]
#define T6(x) shared[6][x]
#define T7(x) shared[7][x]
last[ 0] = T0(__byte_perm(t[7].x,0,0x44443)) ^ T1(__byte_perm(t[6].x,0,0x44443))
^ T2(__byte_perm(t[5].x,0,0x44443)) ^ T3(__byte_perm(t[4].x,0,0x44443))
^ T4(__byte_perm(t[3].x,0,0x44443)) ^ T5(__byte_perm(t[2].x,0,0x44443))
^ T6(__byte_perm(t[1].x,0,0x44443)) ^ T7(__byte_perm(t[0].x,0,0x44443));
last[ 1] = T0(__byte_perm(temp[7].x,0,0x44443)) ^ T1(__byte_perm(temp[6].x,0,0x44443))
^ T2(__byte_perm(temp[5].x,0,0x44443)) ^ T3(__byte_perm(temp[4].x,0,0x44443))
^ T4(__byte_perm(temp[3].x,0,0x44443)) ^ T5(__byte_perm(temp[2].x,0,0x44443))
^ T6(__byte_perm(temp[1].x,0,0x44443)) ^ T7(__byte_perm(temp[0].x,0,0x44443));
if(devectorize(buf[3] ^ hash[3] ^ last[ 0] ^ last[ 1]) <= target64[3]){
uint32_t tmp = atomicExch(&resNonce[0], thread);
if (tmp != UINT32_MAX)
resNonce[1] = tmp;
}
}
__host__
void skunk_cuda_streebog(int thr_id, uint32_t threads, uint32_t *d_hash, uint32_t* d_resNonce)
{
dim3 grid((threads + TPB-1) / TPB);
dim3 block(TPB);
skunk_streebog_gpu_final_64 <<< grid, block >>> ((uint64_t*)d_hash, d_resNonce);
}