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268 lines
9.1 KiB
268 lines
9.1 KiB
// |
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// PHI2 algo (with smart contracts header) |
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// CubeHash + Lyra2 x2 + JH + Gost or Echo + Skein |
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// |
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// Implemented by tpruvot in May 2018 |
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// |
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extern "C" { |
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#include "sph/sph_skein.h" |
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#include "sph/sph_jh.h" |
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#include "sph/sph_cubehash.h" |
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#include "sph/sph_streebog.h" |
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#include "sph/sph_echo.h" |
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#include "lyra2/Lyra2.h" |
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} |
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#include "miner.h" |
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#include "cuda_helper.h" |
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#include "x11/cuda_x11.h" |
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#include <stdio.h> |
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#include <memory.h> |
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extern void cubehash512_setBlock_80(int thr_id, uint32_t* endiandata); |
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extern void cubehash512_cuda_hash_80(const int thr_id, const uint32_t threads, const uint32_t startNounce, uint32_t *d_hash); |
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extern void cubehash512_setBlock_144(int thr_id, uint32_t* endiandata); |
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extern void cubehash512_cuda_hash_144(const int thr_id, const uint32_t threads, const uint32_t startNounce, uint32_t *d_hash); |
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extern void lyra2_cpu_init(int thr_id, uint32_t threads, uint64_t *d_matrix); |
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extern void lyra2_cuda_hash_64(int thr_id, const uint32_t threads, uint64_t* d_hash_256, uint32_t* d_hash_512, bool gtx750ti); |
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extern void streebog_cpu_hash_64(int thr_id, uint32_t threads, uint32_t *d_hash); |
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extern void phi_streebog_hash_64_filtered(int thr_id, const uint32_t threads, uint32_t *g_hash, uint32_t *d_filter); |
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extern void phi_echo512_cpu_hash_64_filtered(int thr_id, const uint32_t threads, uint32_t* g_hash, uint32_t* d_filter); |
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extern uint32_t phi_filter_cuda(const int thr_id, const uint32_t threads, const uint32_t *inpHashes, uint32_t* d_br2, uint32_t* d_nonces); |
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extern void phi_merge_cuda(const int thr_id, const uint32_t threads, uint32_t *outpHashes, uint32_t* d_br2, uint32_t* d_nonces); |
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extern void phi_final_compress_cuda(const int thr_id, const uint32_t threads, uint32_t *d_hashes); |
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static uint64_t* d_matrix[MAX_GPUS]; |
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static uint32_t* d_hash_512[MAX_GPUS]; |
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static uint64_t* d_hash_256[MAX_GPUS]; |
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static uint32_t* d_hash_br2[MAX_GPUS]; |
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static uint32_t* d_nonce_br[MAX_GPUS]; |
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static bool has_roots; |
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extern "C" void phi2_hash(void *output, const void *input) |
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{ |
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unsigned char _ALIGN(128) hash[64]; |
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unsigned char _ALIGN(128) hashA[64]; |
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unsigned char _ALIGN(128) hashB[64]; |
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sph_cubehash512_context ctx_cubehash; |
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sph_jh512_context ctx_jh; |
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sph_gost512_context ctx_gost; |
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sph_echo512_context ctx_echo; |
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sph_skein512_context ctx_skein; |
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sph_cubehash512_init(&ctx_cubehash); |
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sph_cubehash512(&ctx_cubehash, input, has_roots ? 144 : 80); |
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sph_cubehash512_close(&ctx_cubehash, (void*)hashB); |
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LYRA2(&hashA[ 0], 32, &hashB[ 0], 32, &hashB[ 0], 32, 1, 8, 8); |
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LYRA2(&hashA[32], 32, &hashB[32], 32, &hashB[32], 32, 1, 8, 8); |
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sph_jh512_init(&ctx_jh); |
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sph_jh512(&ctx_jh, (const void*)hashA, 64); |
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sph_jh512_close(&ctx_jh, (void*)hash); |
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if (hash[0] & 1) { |
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sph_gost512_init(&ctx_gost); |
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sph_gost512(&ctx_gost, (const void*)hash, 64); |
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sph_gost512_close(&ctx_gost, (void*)hash); |
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} else { |
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sph_echo512_init(&ctx_echo); |
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sph_echo512(&ctx_echo, (const void*)hash, 64); |
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sph_echo512_close(&ctx_echo, (void*)hash); |
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sph_echo512_init(&ctx_echo); |
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sph_echo512(&ctx_echo, (const void*)hash, 64); |
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sph_echo512_close(&ctx_echo, (void*)hash); |
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} |
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sph_skein512_init(&ctx_skein); |
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sph_skein512(&ctx_skein, (const void*)hash, 64); |
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sph_skein512_close(&ctx_skein, (void*)hash); |
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for (int i=0; i<32; i++) |
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hash[i] ^= hash[i+32]; |
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memcpy(output, hash, 32); |
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} |
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//#define _DEBUG |
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#define _DEBUG_PREFIX "phi-" |
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#include "cuda_debug.cuh" |
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static bool init[MAX_GPUS] = { 0 }; |
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static bool use_compat_kernels[MAX_GPUS] = { 0 }; |
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static __thread bool gtx750ti = false; |
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extern "C" int scanhash_phi2(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done) |
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{ |
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uint32_t *pdata = work->data; |
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uint32_t *ptarget = work->target; |
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const uint32_t first_nonce = pdata[19]; |
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const int dev_id = device_map[thr_id]; |
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int intensity = (device_sm[dev_id] > 500 && !is_windows()) ? 17 : 16; |
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if (device_sm[dev_id] == 500) intensity = 15; |
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if (device_sm[dev_id] == 600) intensity = 17; |
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uint32_t throughput = cuda_default_throughput(thr_id, 1U << intensity); |
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if (init[thr_id]) throughput = min(throughput, max_nonce - first_nonce); |
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if (init[thr_id]) throughput = max(throughput & 0xffffff80, 128); // for shared mem |
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if (opt_benchmark) |
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ptarget[7] = 0xff; |
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if (!init[thr_id]) |
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{ |
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cudaSetDevice(dev_id); |
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if (opt_cudaschedule == -1 && gpu_threads == 1) { |
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cudaDeviceReset(); |
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cudaSetDeviceFlags(cudaDeviceScheduleBlockingSync); |
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} |
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gpulog(LOG_INFO, thr_id, "Intensity set to %g, %u cuda threads", throughput2intensity(throughput), throughput); |
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cuda_get_arch(thr_id); |
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use_compat_kernels[thr_id] = (cuda_arch[dev_id] < 500); |
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gtx750ti = (strstr(device_name[dev_id], "GTX 750 Ti") != NULL); |
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size_t matrix_sz = device_sm[dev_id] > 500 ? sizeof(uint64_t) * 16 : sizeof(uint64_t) * 8 * 8 * 3 * 4; |
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CUDA_CALL_OR_RET_X(cudaMalloc(&d_matrix[thr_id], matrix_sz * throughput), -1); |
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CUDA_CALL_OR_RET_X(cudaMalloc(&d_hash_256[thr_id], (size_t)32 * throughput), -1); |
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CUDA_CALL_OR_RET_X(cudaMalloc(&d_hash_512[thr_id], (size_t)64 * throughput), -1); |
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CUDA_CALL_OR_RET_X(cudaMalloc(&d_nonce_br[thr_id], sizeof(uint32_t) * throughput), -1); |
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if (use_compat_kernels[thr_id]) { |
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CUDA_CALL_OR_RET_X(cudaMalloc(&d_hash_br2[thr_id], (size_t)64 * throughput), -1); |
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} |
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lyra2_cpu_init(thr_id, throughput, d_matrix[thr_id]); |
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quark_jh512_cpu_init(thr_id, throughput); |
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quark_skein512_cpu_init(thr_id, throughput); |
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if (use_compat_kernels[thr_id]) x11_echo512_cpu_init(thr_id, throughput); |
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cuda_check_cpu_init(thr_id, throughput); |
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init[thr_id] = true; |
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} |
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has_roots = false; |
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uint32_t endiandata[36]; |
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for (int k = 0; k < 36; k++) { |
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be32enc(&endiandata[k], pdata[k]); |
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if (k >= 20 && pdata[k]) has_roots = true; |
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} |
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cuda_check_cpu_setTarget(ptarget); |
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if (has_roots) |
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cubehash512_setBlock_144(thr_id, endiandata); |
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else |
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cubehash512_setBlock_80(thr_id, endiandata); |
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do { |
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int order = 0; |
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if (has_roots) |
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cubehash512_cuda_hash_144(thr_id, throughput, pdata[19], d_hash_512[thr_id]); |
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else |
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cubehash512_cuda_hash_80(thr_id, throughput, pdata[19], d_hash_512[thr_id]); |
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order++; |
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TRACE("cube "); |
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lyra2_cuda_hash_64(thr_id, throughput, d_hash_256[thr_id], d_hash_512[thr_id], gtx750ti); |
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order++; |
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TRACE("lyra "); |
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quark_jh512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash_512[thr_id], order++); |
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TRACE("jh "); |
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order++; |
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if (!use_compat_kernels[thr_id]) { |
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phi_filter_cuda(thr_id, throughput, d_hash_512[thr_id], NULL, d_nonce_br[thr_id]); |
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phi_streebog_hash_64_filtered(thr_id, throughput, d_hash_512[thr_id], d_nonce_br[thr_id]); |
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phi_echo512_cpu_hash_64_filtered(thr_id, throughput, d_hash_512[thr_id], d_nonce_br[thr_id]); |
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phi_echo512_cpu_hash_64_filtered(thr_id, throughput, d_hash_512[thr_id], d_nonce_br[thr_id]); |
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} else { |
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// todo: nonces vector to reduce amount of hashes to compute |
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phi_filter_cuda(thr_id, throughput, d_hash_512[thr_id], d_hash_br2[thr_id], d_nonce_br[thr_id]); |
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streebog_cpu_hash_64(thr_id, throughput, d_hash_512[thr_id]); |
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x11_echo512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash_br2[thr_id], order); |
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x11_echo512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash_br2[thr_id], order); |
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phi_merge_cuda(thr_id, throughput, d_hash_512[thr_id], d_hash_br2[thr_id], d_nonce_br[thr_id]); |
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} |
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TRACE("mix "); |
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quark_skein512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash_512[thr_id], order++); |
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TRACE("skein "); |
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phi_final_compress_cuda(thr_id, throughput, d_hash_512[thr_id]); |
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TRACE("xor "); |
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work->nonces[0] = cuda_check_hash(thr_id, throughput, pdata[19], d_hash_512[thr_id]); |
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if (work->nonces[0] != UINT32_MAX) |
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{ |
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const uint32_t Htarg = ptarget[7]; |
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uint32_t _ALIGN(64) vhash[8]; |
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be32enc(&endiandata[19], work->nonces[0]); |
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phi2_hash(vhash, endiandata); |
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if (vhash[7] <= Htarg && fulltest(vhash, ptarget)) { |
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work->valid_nonces = 1; |
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work_set_target_ratio(work, vhash); |
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*hashes_done = pdata[19] - first_nonce + throughput; |
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work->nonces[1] = cuda_check_hash_suppl(thr_id, throughput, pdata[19], d_hash_512[thr_id], 1); |
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if (work->nonces[1] != 0) { |
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be32enc(&endiandata[19], work->nonces[1]); |
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phi2_hash(vhash, endiandata); |
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bn_set_target_ratio(work, vhash, 1); |
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work->valid_nonces++; |
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pdata[19] = max(work->nonces[0], work->nonces[1]) + 1; |
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} else { |
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pdata[19] = work->nonces[0] + 1; // cursor |
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} |
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if (pdata[19] > max_nonce) pdata[19] = max_nonce; |
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return work->valid_nonces; |
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} |
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else if (vhash[7] > Htarg) { |
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gpu_increment_reject(thr_id); |
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if (!opt_quiet) |
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gpulog(LOG_WARNING, thr_id, "result for %08x does not validate on CPU! thr=%x", work->nonces[0], throughput); |
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pdata[19] = work->nonces[0] + 1; |
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continue; |
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} |
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} |
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if ((uint64_t)throughput + pdata[19] >= max_nonce) { |
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pdata[19] = max_nonce; |
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break; |
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} |
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pdata[19] += throughput; |
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} while (!work_restart[thr_id].restart); |
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*hashes_done = pdata[19] - first_nonce; |
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return 0; |
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} |
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// cleanup |
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extern "C" void free_phi2(int thr_id) |
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{ |
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if (!init[thr_id]) |
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return; |
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cudaThreadSynchronize(); |
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cudaFree(d_matrix[thr_id]); |
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cudaFree(d_hash_512[thr_id]); |
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cudaFree(d_hash_256[thr_id]); |
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cudaFree(d_nonce_br[thr_id]); |
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if (use_compat_kernels[thr_id]) cudaFree(d_hash_br2[thr_id]); |
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cuda_check_cpu_free(thr_id); |
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init[thr_id] = false; |
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cudaDeviceSynchronize(); |
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}
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