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572 lines
15 KiB
572 lines
15 KiB
/** |
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* Lyra2 (v1) cuda implementation based on djm34 work |
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* tpruvot@github 2015, Nanashi 08/2016 (from 1.8-r2) |
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*/ |
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#include <stdio.h> |
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#include <memory.h> |
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#define TPB52 32 |
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#include "cuda_lyra2_sm2.cuh" |
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#include "cuda_lyra2_sm5.cuh" |
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#ifdef __INTELLISENSE__ |
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/* just for vstudio code colors */ |
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#define __CUDA_ARCH__ 520 |
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#endif |
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#if !defined(__CUDA_ARCH__) || __CUDA_ARCH__ > 500 |
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#include "cuda_lyra2_vectors.h" |
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#ifdef __INTELLISENSE__ |
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/* just for vstudio code colors */ |
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__device__ uint32_t __shfl(uint32_t a, uint32_t b, uint32_t c); |
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#endif |
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#define Nrow 8 |
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#define Ncol 8 |
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#define memshift 3 |
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#define BUF_COUNT 0 |
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__device__ uint2 *DMatrix; |
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__device__ __forceinline__ void LD4S(uint2 res[3], const int row, const int col, const int thread, const int threads) |
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{ |
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#if BUF_COUNT != 8 |
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extern __shared__ uint2 shared_mem[]; |
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const int s0 = (Ncol * (row - BUF_COUNT) + col) * memshift; |
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#endif |
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#if BUF_COUNT != 0 |
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const int d0 = (memshift *(Ncol * row + col) * threads + thread)*blockDim.x + threadIdx.x; |
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#endif |
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#if BUF_COUNT == 8 |
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#pragma unroll |
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for (int j = 0; j < 3; j++) |
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res[j] = *(DMatrix + d0 + j * threads * blockDim.x); |
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#elif BUF_COUNT == 0 |
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#pragma unroll |
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for (int j = 0; j < 3; j++) |
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res[j] = shared_mem[((s0 + j) * blockDim.y + threadIdx.y) * blockDim.x + threadIdx.x]; |
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#else |
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if (row < BUF_COUNT) |
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{ |
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#pragma unroll |
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for (int j = 0; j < 3; j++) |
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res[j] = *(DMatrix + d0 + j * threads * blockDim.x); |
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} |
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else |
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{ |
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#pragma unroll |
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for (int j = 0; j < 3; j++) |
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res[j] = shared_mem[((s0 + j) * blockDim.y + threadIdx.y) * blockDim.x + threadIdx.x]; |
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} |
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#endif |
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} |
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__device__ __forceinline__ void ST4S(const int row, const int col, const uint2 data[3], const int thread, const int threads) |
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{ |
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#if BUF_COUNT != 8 |
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extern __shared__ uint2 shared_mem[]; |
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const int s0 = (Ncol * (row - BUF_COUNT) + col) * memshift; |
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#endif |
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#if BUF_COUNT != 0 |
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const int d0 = (memshift *(Ncol * row + col) * threads + thread)*blockDim.x + threadIdx.x; |
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#endif |
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#if BUF_COUNT == 8 |
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#pragma unroll |
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for (int j = 0; j < 3; j++) |
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*(DMatrix + d0 + j * threads * blockDim.x) = data[j]; |
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#elif BUF_COUNT == 0 |
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#pragma unroll |
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for (int j = 0; j < 3; j++) |
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shared_mem[((s0 + j) * blockDim.y + threadIdx.y) * blockDim.x + threadIdx.x] = data[j]; |
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#else |
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if (row < BUF_COUNT) |
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{ |
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#pragma unroll |
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for (int j = 0; j < 3; j++) |
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*(DMatrix + d0 + j * threads * blockDim.x) = data[j]; |
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} |
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else |
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{ |
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#pragma unroll |
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for (int j = 0; j < 3; j++) |
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shared_mem[((s0 + j) * blockDim.y + threadIdx.y) * blockDim.x + threadIdx.x] = data[j]; |
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} |
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#endif |
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} |
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#if __CUDA_ARCH__ >= 300 |
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__device__ __forceinline__ uint32_t WarpShuffle(uint32_t a, uint32_t b, uint32_t c) |
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{ |
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return __shfl(a, b, c); |
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} |
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__device__ __forceinline__ uint2 WarpShuffle(uint2 a, uint32_t b, uint32_t c) |
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{ |
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return make_uint2(__shfl(a.x, b, c), __shfl(a.y, b, c)); |
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} |
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__device__ __forceinline__ void WarpShuffle3(uint2 &a1, uint2 &a2, uint2 &a3, uint32_t b1, uint32_t b2, uint32_t b3, uint32_t c) |
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{ |
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a1 = WarpShuffle(a1, b1, c); |
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a2 = WarpShuffle(a2, b2, c); |
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a3 = WarpShuffle(a3, b3, c); |
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} |
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#else |
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__device__ __forceinline__ uint32_t WarpShuffle(uint32_t a, uint32_t b, uint32_t c) |
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{ |
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extern __shared__ uint2 shared_mem[]; |
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const uint32_t thread = blockDim.x * threadIdx.y + threadIdx.x; |
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uint32_t *_ptr = (uint32_t*)shared_mem; |
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__threadfence_block(); |
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uint32_t buf = _ptr[thread]; |
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_ptr[thread] = a; |
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__threadfence_block(); |
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uint32_t result = _ptr[(thread&~(c - 1)) + (b&(c - 1))]; |
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__threadfence_block(); |
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_ptr[thread] = buf; |
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__threadfence_block(); |
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return result; |
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} |
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__device__ __forceinline__ uint2 WarpShuffle(uint2 a, uint32_t b, uint32_t c) |
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{ |
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extern __shared__ uint2 shared_mem[]; |
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const uint32_t thread = blockDim.x * threadIdx.y + threadIdx.x; |
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__threadfence_block(); |
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uint2 buf = shared_mem[thread]; |
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shared_mem[thread] = a; |
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__threadfence_block(); |
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uint2 result = shared_mem[(thread&~(c - 1)) + (b&(c - 1))]; |
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__threadfence_block(); |
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shared_mem[thread] = buf; |
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__threadfence_block(); |
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return result; |
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} |
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__device__ __forceinline__ void WarpShuffle3(uint2 &a1, uint2 &a2, uint2 &a3, uint32_t b1, uint32_t b2, uint32_t b3, uint32_t c) |
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{ |
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extern __shared__ uint2 shared_mem[]; |
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const uint32_t thread = blockDim.x * threadIdx.y + threadIdx.x; |
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__threadfence_block(); |
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uint2 buf = shared_mem[thread]; |
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shared_mem[thread] = a1; |
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__threadfence_block(); |
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a1 = shared_mem[(thread&~(c - 1)) + (b1&(c - 1))]; |
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__threadfence_block(); |
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shared_mem[thread] = a2; |
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__threadfence_block(); |
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a2 = shared_mem[(thread&~(c - 1)) + (b2&(c - 1))]; |
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__threadfence_block(); |
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shared_mem[thread] = a3; |
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__threadfence_block(); |
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a3 = shared_mem[(thread&~(c - 1)) + (b3&(c - 1))]; |
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__threadfence_block(); |
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shared_mem[thread] = buf; |
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__threadfence_block(); |
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} |
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#endif |
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#if __CUDA_ARCH__ > 500 || !defined(__CUDA_ARCH) |
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static __device__ __forceinline__ |
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void Gfunc(uint2 &a, uint2 &b, uint2 &c, uint2 &d) |
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{ |
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a += b; uint2 tmp = d; d.y = a.x ^ tmp.x; d.x = a.y ^ tmp.y; |
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c += d; b ^= c; b = ROR24(b); |
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a += b; d ^= a; d = ROR16(d); |
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c += d; b ^= c; b = ROR2(b, 63); |
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} |
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#endif |
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__device__ __forceinline__ void round_lyra(uint2 s[4]) |
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{ |
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Gfunc(s[0], s[1], s[2], s[3]); |
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WarpShuffle3(s[1], s[2], s[3], threadIdx.x + 1, threadIdx.x + 2, threadIdx.x + 3, 4); |
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Gfunc(s[0], s[1], s[2], s[3]); |
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WarpShuffle3(s[1], s[2], s[3], threadIdx.x + 3, threadIdx.x + 2, threadIdx.x + 1, 4); |
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} |
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static __device__ __forceinline__ |
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void round_lyra(uint2x4* s) |
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{ |
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Gfunc(s[0].x, s[1].x, s[2].x, s[3].x); |
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Gfunc(s[0].y, s[1].y, s[2].y, s[3].y); |
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Gfunc(s[0].z, s[1].z, s[2].z, s[3].z); |
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Gfunc(s[0].w, s[1].w, s[2].w, s[3].w); |
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Gfunc(s[0].x, s[1].y, s[2].z, s[3].w); |
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Gfunc(s[0].y, s[1].z, s[2].w, s[3].x); |
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Gfunc(s[0].z, s[1].w, s[2].x, s[3].y); |
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Gfunc(s[0].w, s[1].x, s[2].y, s[3].z); |
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} |
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static __device__ __forceinline__ |
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void reduceDuplex(uint2 state[4], uint32_t thread, const uint32_t threads) |
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{ |
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uint2 state1[3]; |
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#if __CUDA_ARCH__ > 500 |
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#pragma unroll |
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#endif |
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for (int i = 0; i < Nrow; i++) |
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{ |
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ST4S(0, Ncol - i - 1, state, thread, threads); |
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round_lyra(state); |
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} |
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#pragma unroll 4 |
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for (int i = 0; i < Nrow; i++) |
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{ |
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LD4S(state1, 0, i, thread, threads); |
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for (int j = 0; j < 3; j++) |
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state[j] ^= state1[j]; |
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round_lyra(state); |
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for (int j = 0; j < 3; j++) |
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state1[j] ^= state[j]; |
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ST4S(1, Ncol - i - 1, state1, thread, threads); |
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} |
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} |
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static __device__ __forceinline__ |
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void reduceDuplexRowSetup(const int rowIn, const int rowInOut, const int rowOut, uint2 state[4], uint32_t thread, const uint32_t threads) |
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{ |
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uint2 state1[3], state2[3]; |
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#pragma unroll 1 |
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for (int i = 0; i < Nrow; i++) |
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{ |
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LD4S(state1, rowIn, i, thread, threads); |
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LD4S(state2, rowInOut, i, thread, threads); |
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for (int j = 0; j < 3; j++) |
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state[j] ^= state1[j] + state2[j]; |
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round_lyra(state); |
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#pragma unroll |
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for (int j = 0; j < 3; j++) |
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state1[j] ^= state[j]; |
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ST4S(rowOut, Ncol - i - 1, state1, thread, threads); |
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// simultaneously receive data from preceding thread and send data to following thread |
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uint2 Data0 = state[0]; |
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uint2 Data1 = state[1]; |
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uint2 Data2 = state[2]; |
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WarpShuffle3(Data0, Data1, Data2, threadIdx.x - 1, threadIdx.x - 1, threadIdx.x - 1, 4); |
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if (threadIdx.x == 0) |
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{ |
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state2[0] ^= Data2; |
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state2[1] ^= Data0; |
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state2[2] ^= Data1; |
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} else { |
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state2[0] ^= Data0; |
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state2[1] ^= Data1; |
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state2[2] ^= Data2; |
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} |
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ST4S(rowInOut, i, state2, thread, threads); |
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} |
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} |
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static __device__ __forceinline__ |
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void reduceDuplexRowt(const int rowIn, const int rowInOut, const int rowOut, uint2 state[4], const uint32_t thread, const uint32_t threads) |
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{ |
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for (int i = 0; i < Nrow; i++) |
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{ |
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uint2 state1[3], state2[3]; |
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LD4S(state1, rowIn, i, thread, threads); |
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LD4S(state2, rowInOut, i, thread, threads); |
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#pragma unroll |
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for (int j = 0; j < 3; j++) |
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state[j] ^= state1[j] + state2[j]; |
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round_lyra(state); |
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// simultaneously receive data from preceding thread and send data to following thread |
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uint2 Data0 = state[0]; |
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uint2 Data1 = state[1]; |
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uint2 Data2 = state[2]; |
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WarpShuffle3(Data0, Data1, Data2, threadIdx.x - 1, threadIdx.x - 1, threadIdx.x - 1, 4); |
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if (threadIdx.x == 0) |
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{ |
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state2[0] ^= Data2; |
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state2[1] ^= Data0; |
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state2[2] ^= Data1; |
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} |
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else |
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{ |
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state2[0] ^= Data0; |
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state2[1] ^= Data1; |
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state2[2] ^= Data2; |
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} |
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ST4S(rowInOut, i, state2, thread, threads); |
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LD4S(state1, rowOut, i, thread, threads); |
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#pragma unroll |
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for (int j = 0; j < 3; j++) |
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state1[j] ^= state[j]; |
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ST4S(rowOut, i, state1, thread, threads); |
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} |
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} |
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static __device__ __forceinline__ |
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void reduceDuplexRowt_8(const int rowInOut, uint2* state, const uint32_t thread, const uint32_t threads) |
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{ |
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uint2 state1[3], state2[3], last[3]; |
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LD4S(state1, 2, 0, thread, threads); |
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LD4S(last, rowInOut, 0, thread, threads); |
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#pragma unroll |
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for (int j = 0; j < 3; j++) |
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state[j] ^= state1[j] + last[j]; |
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round_lyra(state); |
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// simultaneously receive data from preceding thread and send data to following thread |
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uint2 Data0 = state[0]; |
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uint2 Data1 = state[1]; |
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uint2 Data2 = state[2]; |
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WarpShuffle3(Data0, Data1, Data2, threadIdx.x - 1, threadIdx.x - 1, threadIdx.x - 1, 4); |
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if (threadIdx.x == 0) |
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{ |
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last[0] ^= Data2; |
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last[1] ^= Data0; |
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last[2] ^= Data1; |
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} else { |
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last[0] ^= Data0; |
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last[1] ^= Data1; |
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last[2] ^= Data2; |
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} |
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if (rowInOut == 5) |
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{ |
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#pragma unroll |
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for (int j = 0; j < 3; j++) |
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last[j] ^= state[j]; |
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} |
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for (int i = 1; i < Nrow; i++) |
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{ |
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LD4S(state1, 2, i, thread, threads); |
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LD4S(state2, rowInOut, i, thread, threads); |
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#pragma unroll |
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for (int j = 0; j < 3; j++) |
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state[j] ^= state1[j] + state2[j]; |
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round_lyra(state); |
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} |
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#pragma unroll |
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for (int j = 0; j < 3; j++) |
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state[j] ^= last[j]; |
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} |
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__constant__ uint2x4 blake2b_IV[2] = { |
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0xf3bcc908lu, 0x6a09e667lu, |
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0x84caa73blu, 0xbb67ae85lu, |
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0xfe94f82blu, 0x3c6ef372lu, |
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0x5f1d36f1lu, 0xa54ff53alu, |
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0xade682d1lu, 0x510e527flu, |
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0x2b3e6c1flu, 0x9b05688clu, |
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0xfb41bd6blu, 0x1f83d9ablu, |
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0x137e2179lu, 0x5be0cd19lu |
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}; |
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__global__ __launch_bounds__(64, 1) |
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void lyra2_gpu_hash_32_1(uint32_t threads, uint32_t startNounce, uint2 *g_hash) |
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{ |
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const uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x); |
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if (thread < threads) |
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{ |
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uint2x4 state[4]; |
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state[0].x = state[1].x = __ldg(&g_hash[thread + threads * 0]); |
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state[0].y = state[1].y = __ldg(&g_hash[thread + threads * 1]); |
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state[0].z = state[1].z = __ldg(&g_hash[thread + threads * 2]); |
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state[0].w = state[1].w = __ldg(&g_hash[thread + threads * 3]); |
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state[2] = blake2b_IV[0]; |
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state[3] = blake2b_IV[1]; |
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for (int i = 0; i<24; i++) |
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round_lyra(state); //because 12 is not enough |
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((uint2x4*)DMatrix)[threads * 0 + thread] = state[0]; |
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((uint2x4*)DMatrix)[threads * 1 + thread] = state[1]; |
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((uint2x4*)DMatrix)[threads * 2 + thread] = state[2]; |
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((uint2x4*)DMatrix)[threads * 3 + thread] = state[3]; |
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} |
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} |
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__global__ |
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__launch_bounds__(TPB52, 1) |
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void lyra2_gpu_hash_32_2(uint32_t threads, uint32_t startNounce, uint64_t *g_hash) |
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{ |
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const uint32_t thread = blockDim.y * blockIdx.x + threadIdx.y; |
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if (thread < threads) |
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{ |
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uint2 state[4]; |
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state[0] = __ldg(&DMatrix[(0 * threads + thread) * blockDim.x + threadIdx.x]); |
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state[1] = __ldg(&DMatrix[(1 * threads + thread) * blockDim.x + threadIdx.x]); |
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state[2] = __ldg(&DMatrix[(2 * threads + thread) * blockDim.x + threadIdx.x]); |
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state[3] = __ldg(&DMatrix[(3 * threads + thread) * blockDim.x + threadIdx.x]); |
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reduceDuplex(state, thread, threads); |
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reduceDuplexRowSetup(1, 0, 2, state, thread, threads); |
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reduceDuplexRowSetup(2, 1, 3, state, thread, threads); |
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reduceDuplexRowSetup(3, 0, 4, state, thread, threads); |
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reduceDuplexRowSetup(4, 3, 5, state, thread, threads); |
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reduceDuplexRowSetup(5, 2, 6, state, thread, threads); |
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reduceDuplexRowSetup(6, 1, 7, state, thread, threads); |
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uint32_t rowa = WarpShuffle(state[0].x, 0, 4) & 7; |
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reduceDuplexRowt(7, rowa, 0, state, thread, threads); |
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rowa = WarpShuffle(state[0].x, 0, 4) & 7; |
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reduceDuplexRowt(0, rowa, 3, state, thread, threads); |
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rowa = WarpShuffle(state[0].x, 0, 4) & 7; |
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reduceDuplexRowt(3, rowa, 6, state, thread, threads); |
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rowa = WarpShuffle(state[0].x, 0, 4) & 7; |
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reduceDuplexRowt(6, rowa, 1, state, thread, threads); |
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rowa = WarpShuffle(state[0].x, 0, 4) & 7; |
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reduceDuplexRowt(1, rowa, 4, state, thread, threads); |
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rowa = WarpShuffle(state[0].x, 0, 4) & 7; |
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reduceDuplexRowt(4, rowa, 7, state, thread, threads); |
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rowa = WarpShuffle(state[0].x, 0, 4) & 7; |
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reduceDuplexRowt(7, rowa, 2, state, thread, threads); |
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rowa = WarpShuffle(state[0].x, 0, 4) & 7; |
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reduceDuplexRowt_8(rowa, state, thread, threads); |
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DMatrix[(0 * threads + thread) * blockDim.x + threadIdx.x] = state[0]; |
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DMatrix[(1 * threads + thread) * blockDim.x + threadIdx.x] = state[1]; |
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DMatrix[(2 * threads + thread) * blockDim.x + threadIdx.x] = state[2]; |
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DMatrix[(3 * threads + thread) * blockDim.x + threadIdx.x] = state[3]; |
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} |
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} |
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__global__ __launch_bounds__(64, 1) |
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void lyra2_gpu_hash_32_3(uint32_t threads, uint32_t startNounce, uint2 *g_hash) |
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{ |
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const uint32_t thread = blockDim.x * blockIdx.x + threadIdx.x; |
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uint28 state[4]; |
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if (thread < threads) |
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{ |
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state[0] = __ldg4(&((uint2x4*)DMatrix)[threads * 0 + thread]); |
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state[1] = __ldg4(&((uint2x4*)DMatrix)[threads * 1 + thread]); |
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state[2] = __ldg4(&((uint2x4*)DMatrix)[threads * 2 + thread]); |
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state[3] = __ldg4(&((uint2x4*)DMatrix)[threads * 3 + thread]); |
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for (int i = 0; i < 12; i++) |
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round_lyra(state); |
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g_hash[thread + threads * 0] = state[0].x; |
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g_hash[thread + threads * 1] = state[0].y; |
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g_hash[thread + threads * 2] = state[0].z; |
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g_hash[thread + threads * 3] = state[0].w; |
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|
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} //thread |
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} |
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#else |
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#if __CUDA_ARCH__ < 500 |
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|
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/* for unsupported SM arch */ |
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__device__ void* DMatrix; |
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#endif |
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__global__ void lyra2_gpu_hash_32_1(uint32_t threads, uint32_t startNounce, uint2 *g_hash) {} |
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__global__ void lyra2_gpu_hash_32_2(uint32_t threads, uint32_t startNounce, uint64_t *g_hash) {} |
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__global__ void lyra2_gpu_hash_32_3(uint32_t threads, uint32_t startNounce, uint2 *g_hash) {} |
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#endif |
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|
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__host__ |
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void lyra2_cpu_init(int thr_id, uint32_t threads, uint64_t *d_matrix) |
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{ |
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// just assign the device pointer allocated in main loop |
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cudaMemcpyToSymbol(DMatrix, &d_matrix, sizeof(uint64_t*), 0, cudaMemcpyHostToDevice); |
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} |
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|
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__host__ |
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void lyra2_cpu_hash_32(int thr_id, uint32_t threads, uint32_t startNounce, uint64_t *d_hash, bool gtx750ti) |
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{ |
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int dev_id = device_map[thr_id % MAX_GPUS]; |
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|
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uint32_t tpb = TPB52; |
|
|
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if (cuda_arch[dev_id] >= 520) tpb = TPB52; |
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else if (cuda_arch[dev_id] >= 500) tpb = TPB50; |
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else if (cuda_arch[dev_id] >= 200) tpb = TPB20; |
|
|
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dim3 grid1((threads * 4 + tpb - 1) / tpb); |
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dim3 block1(4, tpb >> 2); |
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|
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dim3 grid2((threads + 64 - 1) / 64); |
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dim3 block2(64); |
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|
|
dim3 grid3((threads + tpb - 1) / tpb); |
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dim3 block3(tpb); |
|
|
|
if (cuda_arch[dev_id] >= 520) |
|
{ |
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lyra2_gpu_hash_32_1 <<< grid2, block2 >>> (threads, startNounce, (uint2*)d_hash); |
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|
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lyra2_gpu_hash_32_2 <<< grid1, block1, 24 * (8 - 0) * sizeof(uint2) * tpb >>> (threads, startNounce, d_hash); |
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|
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lyra2_gpu_hash_32_3 <<< grid2, block2 >>> (threads, startNounce, (uint2*)d_hash); |
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} |
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else if (cuda_arch[dev_id] >= 500) |
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{ |
|
size_t shared_mem = 0; |
|
|
|
if (gtx750ti) |
|
// suitable amount to adjust for 8warp |
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shared_mem = 8192; |
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else |
|
// suitable amount to adjust for 10warp |
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shared_mem = 6144; |
|
|
|
lyra2_gpu_hash_32_1_sm5 <<< grid2, block2 >>> (threads, startNounce, (uint2*)d_hash); |
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|
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lyra2_gpu_hash_32_2_sm5 <<< grid1, block1, shared_mem >>> (threads, startNounce, (uint2*)d_hash); |
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|
|
lyra2_gpu_hash_32_3_sm5 <<< grid2, block2 >>> (threads, startNounce, (uint2*)d_hash); |
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} |
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else |
|
lyra2_gpu_hash_32_sm2 <<< grid3, block3 >>> (threads, startNounce, d_hash); |
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}
|
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