mirror of
https://github.com/GOSTSec/ccminer
synced 2025-01-09 06:18:07 +00:00
5bf1f98200
X11+ algos and quark are not compatible for the moment
but these ones are :
Benchmark results for Gigabyte GTX 460 (SM 2.1 / 1 GB):
blakecoin : 159090.5 kH/s, 1 MB, 1048576 thr.
blake : 70208.9 kH/s, 1 MB, 1048576 thr.
bmw : 122802.6 kH/s, 65 MB, 2097152 thr.
deep : 3533.6 kH/s, 33 MB, 524288 thr.
fugue256 : 43177.9 kH/s, 17 MB, 524288 thr.
heavy : 4118.2 kH/s, 147 MB, 524032 thr.
keccak : 18673.1 kH/s, 129 MB, 2097152 thr.
luffa : 28816.0 kH/s, 257 MB, 4194304 thr.
lyra2 : 213.7 kH/s, 570 MB, 65536 thr.
mjollnir : 3895.6 kH/s, 147 MB, 524032 thr.
nist5 : 1101.4 kH/s, 67 MB, 1048576 thr.
penta : 501.6 kH/s, 21 MB, 327680 thr.
skein : 5432.4 kH/s, 65 MB, 1048576 thr.
skein2 : 6788.9 kH/s, 33 MB, 524288 thr.
whirlpool : 688.5 kH/s, 33 MB, 524288 thr.
zr5 : 122.5 kH/s, 86 MB, 262144 thr.
117 lines
2.8 KiB
Plaintext
117 lines
2.8 KiB
Plaintext
/*
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* luffa 80 algo (Introduced by Doomcoin)
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*/
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extern "C" {
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#include "sph/sph_luffa.h"
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}
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#include "miner.h"
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#include "cuda_helper.h"
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static uint32_t *d_hash[MAX_GPUS];
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extern void qubit_luffa512_cpu_init(int thr_id, uint32_t threads);
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extern void qubit_luffa512_cpu_setBlock_80(void *pdata);
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extern void qubit_luffa512_cpu_hash_80(int thr_id, uint32_t threads, uint32_t startNounce, uint32_t *d_hash, int order);
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extern "C" void luffa_hash(void *state, const void *input)
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{
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uint8_t _ALIGN(64) hash[64];
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sph_luffa512_context ctx_luffa;
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sph_luffa512_init(&ctx_luffa);
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sph_luffa512 (&ctx_luffa, input, 80);
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sph_luffa512_close(&ctx_luffa, (void*) hash);
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memcpy(state, hash, 32);
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}
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static bool init[MAX_GPUS] = { 0 };
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extern "C" int scanhash_luffa(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done)
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{
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uint32_t _ALIGN(64) endiandata[20];
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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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uint32_t throughput = cuda_default_throughput(thr_id, 1U << 22); // 256*256*8*8
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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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((uint32_t*)ptarget)[7] = 0x0000f;
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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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CUDA_LOG_ERROR();
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//if (opt_cudaschedule == -1) // to reduce cpu usage...
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// cudaSetDeviceFlags(cudaDeviceScheduleBlockingSync);
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CUDA_LOG_ERROR();
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CUDA_SAFE_CALL(cudaMalloc(&d_hash[thr_id], (size_t) 64 * throughput));
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qubit_luffa512_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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for (int k=0; k < 19; k++)
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be32enc(&endiandata[k], pdata[k]);
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qubit_luffa512_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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*hashes_done = pdata[19] - first_nonce + throughput;
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qubit_luffa512_cpu_hash_80(thr_id, (int) throughput, pdata[19], d_hash[thr_id], order++);
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uint32_t foundNonce = cuda_check_hash(thr_id, throughput, pdata[19], d_hash[thr_id]);
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if (foundNonce != UINT32_MAX)
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{
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uint32_t _ALIGN(64) vhash64[8];
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be32enc(&endiandata[19], foundNonce);
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luffa_hash(vhash64, endiandata);
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if (vhash64[7] <= ptarget[7] && fulltest(vhash64, ptarget)) {
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work_set_target_ratio(work, vhash64);
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pdata[19] = foundNonce;
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return 1;
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} else {
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applog(LOG_WARNING, "GPU #%d: result for nonce %08x does not validate on CPU!", device_map[thr_id], foundNonce);
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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 + 1;
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return 0;
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}
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// cleanup
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extern "C" void free_luffa(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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cudaDeviceSynchronize();
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init[thr_id] = false;
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}
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