mirror of https://github.com/GOSTSec/ccminer
Tanguy Pruvot
7 years ago
12 changed files with 227 additions and 6 deletions
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// |
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// |
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// PHI1612 algo |
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// Skein + JH + CubeHash + Fugue + Gost + Echo |
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// |
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// Implemented by anorganix @ bitcointalk on 01.10.2017 |
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// Feel free to send some satoshis to 1Bitcoin8tfbtGAQNFxDRUVUfFgFWKoWi9 |
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// |
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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_fugue.h" |
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#include "sph/sph_streebog.h" |
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#include "sph/sph_echo.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 "cuda_x11.h" |
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extern void skein512_cpu_setBlock_80(void *pdata); |
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extern void skein512_cpu_hash_80(int thr_id, uint32_t threads, uint32_t startNounce, uint32_t *d_hash, int swap); |
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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 x13_fugue512_cpu_init(int thr_id, uint32_t threads); |
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extern void x13_fugue512_cpu_hash_64(int thr_id, uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash, int order); |
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extern void x13_fugue512_cpu_free(int thr_id); |
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#include <stdio.h> |
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#include <memory.h> |
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static uint32_t *d_hash[MAX_GPUS]; |
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extern "C" void phihash(void *output, const void *input) |
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{ |
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unsigned char _ALIGN(128) hash[128] = { 0 }; |
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sph_skein512_context ctx_skein; |
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sph_jh512_context ctx_jh; |
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sph_cubehash512_context ctx_cubehash; |
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sph_fugue512_context ctx_fugue; |
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sph_gost512_context ctx_gost; |
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sph_echo512_context ctx_echo; |
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sph_skein512_init(&ctx_skein); |
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sph_skein512(&ctx_skein, input, 80); |
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sph_skein512_close(&ctx_skein, (void*)hash); |
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sph_jh512_init(&ctx_jh); |
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sph_jh512(&ctx_jh, (const void*)hash, 64); |
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sph_jh512_close(&ctx_jh, (void*)hash); |
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sph_cubehash512_init(&ctx_cubehash); |
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sph_cubehash512(&ctx_cubehash, (const void*)hash, 64); |
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sph_cubehash512_close(&ctx_cubehash, (void*)hash); |
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sph_fugue512_init(&ctx_fugue); |
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sph_fugue512(&ctx_fugue, (const void*)hash, 64); |
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sph_fugue512_close(&ctx_fugue, (void*)hash); |
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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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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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memcpy(output, hash, 32); |
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} |
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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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extern "C" int scanhash_phi(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()) ? 19 : 18; // 2^18 = 262144 cuda threads |
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if (device_sm[dev_id] >= 600) intensity = 20; |
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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 (opt_benchmark) |
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ptarget[7] = 0xf; |
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if (!init[thr_id]) |
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{ |
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cudaSetDevice(device_map[thr_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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CUDA_LOG_ERROR(); |
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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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quark_skein512_cpu_init(thr_id, throughput); |
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quark_jh512_cpu_init(thr_id, throughput); |
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x11_cubehash512_cpu_init(thr_id, throughput); |
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x13_fugue512_cpu_init(thr_id, throughput); |
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x11_echo512_cpu_init(thr_id, throughput); |
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CUDA_CALL_OR_RET_X(cudaMalloc(&d_hash[thr_id], (size_t)64 * throughput), -1); |
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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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uint32_t endiandata[20]; |
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for (int k = 0; k < 20; k++) |
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be32enc(&endiandata[k], pdata[k]); |
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skein512_cpu_setBlock_80((void*)endiandata); |
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cuda_check_cpu_setTarget(ptarget); |
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do { |
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int order = 0; |
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skein512_cpu_hash_80(thr_id, throughput, pdata[19], d_hash[thr_id], 1); order++; |
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quark_jh512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash[thr_id], order++); |
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x11_cubehash512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash[thr_id], order++); |
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x13_fugue512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash[thr_id], order++); |
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streebog_cpu_hash_64(thr_id, throughput, d_hash[thr_id]); |
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x11_echo512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash[thr_id], order++); |
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work->nonces[0] = cuda_check_hash(thr_id, throughput, pdata[19], d_hash[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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phihash(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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work->nonces[1] = cuda_check_hash_suppl(thr_id, throughput, pdata[19], d_hash[thr_id], 1); |
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*hashes_done = pdata[19] - first_nonce + throughput; |
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if (work->nonces[1] != 0) { |
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be32enc(&endiandata[19], work->nonces[1]); |
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phihash(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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} |
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else { |
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pdata[19] = work->nonces[0] + 1; // cursor |
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} |
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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!", work->nonces[0]); |
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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_phi(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_hash[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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