mirror of https://github.com/GOSTSec/ccminer
Tanguy Pruvot
8 years ago
11 changed files with 484 additions and 0 deletions
@ -0,0 +1,331 @@ |
|||||||
|
/** |
||||||
|
* bastion cuda implemention tpruvot@github 2017 |
||||||
|
*/ |
||||||
|
|
||||||
|
#include <stdio.h> |
||||||
|
#include <string.h> |
||||||
|
//#include <openssl/sha.h> |
||||||
|
#include <stdint.h> |
||||||
|
#include <miner.h> |
||||||
|
#include <cuda_helper.h> |
||||||
|
|
||||||
|
static uint32_t *d_hash[MAX_GPUS]; |
||||||
|
static uint32_t* d_hash_br1[MAX_GPUS]; |
||||||
|
static uint32_t* d_hash_br2[MAX_GPUS]; |
||||||
|
|
||||||
|
extern void quark_skein512_cpu_init(int thr_id, uint32_t threads); |
||||||
|
extern void quark_skein512_cpu_hash_64(int thr_id, uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash, int order); |
||||||
|
|
||||||
|
extern void x11_luffa512_cpu_init(int thr_id, uint32_t threads); |
||||||
|
extern void x11_luffa512_cpu_hash_64(int thr_id, uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash, int order); |
||||||
|
|
||||||
|
extern void x13_hamsi512_cpu_init(int thr_id, uint32_t threads); |
||||||
|
extern void x13_hamsi512_cpu_hash_64(int thr_id, uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash, int order); |
||||||
|
|
||||||
|
extern void x13_fugue512_cpu_init(int thr_id, uint32_t threads); |
||||||
|
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); |
||||||
|
extern void x13_fugue512_cpu_free(int thr_id); |
||||||
|
|
||||||
|
extern void x14_shabal512_cpu_init(int thr_id, uint32_t threads); |
||||||
|
extern void x14_shabal512_cpu_hash_64(int thr_id, uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash, int order); |
||||||
|
|
||||||
|
extern void x15_whirlpool_cpu_init(int thr_id, uint32_t threads, int mode); |
||||||
|
extern void x15_whirlpool_cpu_hash_64(int thr_id, uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash, int order); |
||||||
|
extern void x15_whirlpool_cpu_free(int thr_id); |
||||||
|
|
||||||
|
extern void x11_echo512_cpu_init(int thr_id, uint32_t threads); |
||||||
|
extern void x11_echo512_cpu_hash_64(int thr_id, uint32_t threads, uint32_t startNounce, uint32_t *d_nonceVector, uint32_t *d_hash, int order); |
||||||
|
|
||||||
|
extern void bastion_init(const int thr_id, const uint32_t threads); |
||||||
|
extern void bastion_free(const int thr_id); |
||||||
|
|
||||||
|
extern uint32_t bastion_filter2(const int thr_id, const uint32_t threads, const uint32_t *inpHashes, uint32_t* d_hash1, uint32_t* d_hash2); |
||||||
|
extern void bastion_merge2(const int thr_id, const uint32_t threads, uint32_t *outpHashes, uint32_t* d_hash1, uint32_t* d_hash2); |
||||||
|
|
||||||
|
extern void hefty_cpu_hash(int thr_id, uint32_t threads, int startNounce); |
||||||
|
extern void hefty_cpu_setBlock(int thr_id, uint32_t threads, void *data, int len); |
||||||
|
extern void hefty_cpu_init(int thr_id, uint32_t threads); |
||||||
|
extern void hefty_cpu_free(int thr_id); |
||||||
|
extern void hefty_copy_hashes(int thr_id, uint32_t threads, uint32_t* d_outputhash); |
||||||
|
|
||||||
|
#define TRACE(algo) {} |
||||||
|
|
||||||
|
static bool init[MAX_GPUS] = { 0 }; |
||||||
|
|
||||||
|
int scanhash_bastion(int thr_id, struct work *work, uint32_t max_nonce, unsigned long *hashes_done) |
||||||
|
{ |
||||||
|
uint32_t *pdata = work->data; |
||||||
|
uint32_t *ptarget = work->target; |
||||||
|
const uint32_t first_nonce = pdata[19]; |
||||||
|
// CUDA will process thousands of threads. |
||||||
|
uint32_t throughput = cuda_default_throughput(thr_id, 1U << 20); |
||||||
|
if (init[thr_id]) throughput = min(throughput, max_nonce - first_nonce); |
||||||
|
|
||||||
|
if (opt_benchmark) |
||||||
|
ptarget[7] = 0x00ff; |
||||||
|
|
||||||
|
if (!init[thr_id]) |
||||||
|
{ |
||||||
|
cudaSetDevice(device_map[thr_id]); |
||||||
|
if (opt_cudaschedule == -1 && gpu_threads == 1) { |
||||||
|
cudaDeviceReset(); |
||||||
|
// reduce cpu usage |
||||||
|
cudaSetDeviceFlags(cudaDeviceScheduleBlockingSync); |
||||||
|
CUDA_LOG_ERROR(); |
||||||
|
} |
||||||
|
gpulog(LOG_INFO, thr_id, "Intensity set to %g, %u cuda threads", throughput2intensity(throughput), throughput); |
||||||
|
|
||||||
|
|
||||||
|
CUDA_SAFE_CALL(cudaMalloc(&d_hash[thr_id], (size_t) 64 * throughput)); |
||||||
|
CUDA_SAFE_CALL(cudaMalloc(&d_hash_br1[thr_id], (size_t) 64 * throughput)); |
||||||
|
CUDA_SAFE_CALL(cudaMalloc(&d_hash_br2[thr_id], (size_t) 64 * throughput)); |
||||||
|
|
||||||
|
bastion_init(thr_id, throughput); |
||||||
|
hefty_cpu_init(thr_id, throughput); |
||||||
|
x11_luffa512_cpu_init(thr_id, throughput); |
||||||
|
|
||||||
|
quark_skein512_cpu_init(thr_id, throughput); |
||||||
|
x13_hamsi512_cpu_init(thr_id, throughput); |
||||||
|
x13_fugue512_cpu_init(thr_id, throughput); |
||||||
|
x14_shabal512_cpu_init(thr_id, throughput); |
||||||
|
x15_whirlpool_cpu_init(thr_id, throughput, 0); |
||||||
|
x11_echo512_cpu_init(thr_id, throughput); |
||||||
|
|
||||||
|
cuda_check_cpu_init(thr_id, throughput); |
||||||
|
|
||||||
|
init[thr_id] = true; |
||||||
|
} |
||||||
|
|
||||||
|
uint32_t endiandata[20]; |
||||||
|
for (int k=0; k < 20; k++) |
||||||
|
be32enc(&endiandata[k], pdata[k]); |
||||||
|
|
||||||
|
hefty_cpu_setBlock(thr_id, throughput, endiandata, 80); |
||||||
|
|
||||||
|
cuda_check_cpu_setTarget(ptarget); |
||||||
|
|
||||||
|
do { |
||||||
|
uint32_t branchNonces; |
||||||
|
int order = 0; |
||||||
|
|
||||||
|
// hefty |
||||||
|
hefty_cpu_hash(thr_id, throughput, pdata[19]); |
||||||
|
hefty_copy_hashes(thr_id, throughput, d_hash[thr_id]); |
||||||
|
TRACE("hefty :"); |
||||||
|
|
||||||
|
x11_luffa512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash[thr_id], order++); |
||||||
|
TRACE("luffa :"); |
||||||
|
|
||||||
|
// fugue or skein |
||||||
|
branchNonces = bastion_filter2(thr_id, throughput, d_hash[thr_id], d_hash_br1[thr_id], d_hash_br2[thr_id]); |
||||||
|
x13_fugue512_cpu_hash_64(thr_id, branchNonces, pdata[19], NULL, d_hash_br1[thr_id], order++); |
||||||
|
quark_skein512_cpu_hash_64(thr_id, throughput-branchNonces, pdata[19], NULL, d_hash_br2[thr_id], order++); |
||||||
|
bastion_merge2(thr_id, throughput, d_hash[thr_id], d_hash_br1[thr_id], d_hash_br2[thr_id]); |
||||||
|
TRACE("perm1 :"); |
||||||
|
|
||||||
|
x15_whirlpool_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash[thr_id], order++); |
||||||
|
TRACE("whirl :"); |
||||||
|
x13_fugue512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash[thr_id], order++); |
||||||
|
|
||||||
|
// echo or luffa |
||||||
|
branchNonces = bastion_filter2(thr_id, throughput, d_hash[thr_id], d_hash_br1[thr_id], d_hash_br2[thr_id]); |
||||||
|
x11_echo512_cpu_hash_64(thr_id, branchNonces, pdata[19], NULL, d_hash_br1[thr_id], order++); |
||||||
|
x11_luffa512_cpu_hash_64(thr_id, throughput-branchNonces, pdata[19], NULL, d_hash_br2[thr_id], order++); |
||||||
|
bastion_merge2(thr_id, throughput, d_hash[thr_id], d_hash_br1[thr_id], d_hash_br2[thr_id]); |
||||||
|
TRACE("perm2 :"); |
||||||
|
|
||||||
|
x14_shabal512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash[thr_id], order++); |
||||||
|
quark_skein512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash[thr_id], order++); |
||||||
|
|
||||||
|
// shabal or whirlpool |
||||||
|
branchNonces = bastion_filter2(thr_id, throughput, d_hash[thr_id], d_hash_br1[thr_id], d_hash_br2[thr_id]); |
||||||
|
x14_shabal512_cpu_hash_64(thr_id, branchNonces, pdata[19], NULL, d_hash_br1[thr_id], order++); |
||||||
|
x15_whirlpool_cpu_hash_64(thr_id, throughput-branchNonces, pdata[19], NULL, d_hash_br2[thr_id], order++); |
||||||
|
bastion_merge2(thr_id, throughput, d_hash[thr_id], d_hash_br1[thr_id], d_hash_br2[thr_id]); |
||||||
|
TRACE("perm3 :"); |
||||||
|
|
||||||
|
x14_shabal512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash[thr_id], order++); |
||||||
|
|
||||||
|
// hamsi or luffa |
||||||
|
branchNonces = bastion_filter2(thr_id, throughput, d_hash[thr_id], d_hash_br1[thr_id], d_hash_br2[thr_id]); |
||||||
|
x13_hamsi512_cpu_hash_64(thr_id, branchNonces, pdata[19], NULL, d_hash_br1[thr_id], order++); |
||||||
|
x11_luffa512_cpu_hash_64(thr_id, throughput-branchNonces, pdata[19], NULL, d_hash_br2[thr_id], order++); |
||||||
|
bastion_merge2(thr_id, throughput, d_hash[thr_id], d_hash_br1[thr_id], d_hash_br2[thr_id]); |
||||||
|
TRACE("perm4 :"); |
||||||
|
|
||||||
|
*hashes_done = pdata[19] - first_nonce + throughput; |
||||||
|
|
||||||
|
CUDA_LOG_ERROR(); |
||||||
|
|
||||||
|
work->nonces[0] = cuda_check_hash(thr_id, throughput, pdata[19], d_hash[thr_id]); |
||||||
|
if (work->nonces[0] != UINT32_MAX) |
||||||
|
{ |
||||||
|
uint32_t _ALIGN(64) vhash[8]; |
||||||
|
const uint32_t Htarg = ptarget[7]; |
||||||
|
endiandata[19] = work->nonces[0]; |
||||||
|
bastionhash(vhash, (uchar*) endiandata); |
||||||
|
|
||||||
|
if (vhash[7] <= Htarg && fulltest(vhash, ptarget)) { |
||||||
|
work->valid_nonces = 1; |
||||||
|
work_set_target_ratio(work, vhash); |
||||||
|
work->nonces[0] = swab32(work->nonces[0]); |
||||||
|
work->nonces[1] = cuda_check_hash_suppl(thr_id, throughput, pdata[19], d_hash[thr_id], 1); |
||||||
|
if (work->nonces[1] != 0) { |
||||||
|
endiandata[19] = work->nonces[1]; |
||||||
|
bastionhash(vhash, (uchar*) endiandata); |
||||||
|
bn_set_target_ratio(work, vhash, 1); |
||||||
|
work->valid_nonces++; |
||||||
|
work->nonces[1] = swab32(work->nonces[1]); |
||||||
|
pdata[19] = max(work->nonces[0], work->nonces[1])+1; |
||||||
|
} else { |
||||||
|
pdata[19] = work->nonces[0]+1; // cursor |
||||||
|
} |
||||||
|
return work->valid_nonces; |
||||||
|
} |
||||||
|
else if (vhash[7] > Htarg) { |
||||||
|
gpu_increment_reject(thr_id); |
||||||
|
if (!opt_quiet) gpulog(LOG_WARNING, thr_id, |
||||||
|
"result for %08x does not validate on CPU!", work->nonces[0]); |
||||||
|
pdata[19] = swab32(work->nonces[0]) + 1; |
||||||
|
continue; |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
if ((uint64_t)throughput + pdata[19] >= max_nonce) { |
||||||
|
pdata[19] = max_nonce; |
||||||
|
break; |
||||||
|
} |
||||||
|
pdata[19] += throughput; |
||||||
|
|
||||||
|
} while (!work_restart[thr_id].restart); |
||||||
|
|
||||||
|
*hashes_done = pdata[19] - first_nonce; |
||||||
|
|
||||||
|
CUDA_LOG_ERROR(); |
||||||
|
|
||||||
|
return 0; |
||||||
|
} |
||||||
|
|
||||||
|
// cleanup |
||||||
|
extern "C" void free_bastion(int thr_id) |
||||||
|
{ |
||||||
|
if (!init[thr_id]) |
||||||
|
return; |
||||||
|
|
||||||
|
cudaThreadSynchronize(); |
||||||
|
|
||||||
|
cudaFree(d_hash[thr_id]); |
||||||
|
cudaFree(d_hash_br1[thr_id]); |
||||||
|
cudaFree(d_hash_br2[thr_id]); |
||||||
|
|
||||||
|
hefty_cpu_free(thr_id); |
||||||
|
x13_fugue512_cpu_free(thr_id); |
||||||
|
x15_whirlpool_cpu_free(thr_id); |
||||||
|
|
||||||
|
bastion_free(thr_id); |
||||||
|
cuda_check_cpu_free(thr_id); |
||||||
|
init[thr_id] = false; |
||||||
|
|
||||||
|
cudaDeviceSynchronize(); |
||||||
|
} |
||||||
|
|
||||||
|
#undef SPH_C32 |
||||||
|
#undef SPH_T32 |
||||||
|
#undef SPH_C64 |
||||||
|
#undef SPH_T64 |
||||||
|
extern "C" { |
||||||
|
#include "hefty1.h" |
||||||
|
#include "sph/sph_luffa.h" |
||||||
|
#include "sph/sph_fugue.h" |
||||||
|
#include "sph/sph_skein.h" |
||||||
|
#include "sph/sph_whirlpool.h" |
||||||
|
#include "sph/sph_shabal.h" |
||||||
|
#include "sph/sph_echo.h" |
||||||
|
#include "sph/sph_hamsi.h" |
||||||
|
} |
||||||
|
|
||||||
|
__host__ |
||||||
|
void bastionhash(void* output, const uchar* input) |
||||||
|
{ |
||||||
|
unsigned char _ALIGN(128) hash[64] = { 0 }; |
||||||
|
|
||||||
|
sph_echo512_context ctx_echo; |
||||||
|
sph_luffa512_context ctx_luffa; |
||||||
|
sph_fugue512_context ctx_fugue; |
||||||
|
sph_whirlpool_context ctx_whirlpool; |
||||||
|
sph_shabal512_context ctx_shabal; |
||||||
|
sph_skein512_context ctx_skein; |
||||||
|
sph_hamsi512_context ctx_hamsi; |
||||||
|
|
||||||
|
HEFTY1(input, 80, hash); |
||||||
|
|
||||||
|
sph_luffa512_init(&ctx_luffa); |
||||||
|
sph_luffa512(&ctx_luffa, hash, 64); |
||||||
|
sph_luffa512_close(&ctx_luffa, hash); |
||||||
|
|
||||||
|
if (hash[0] & 0x8) |
||||||
|
{ |
||||||
|
sph_fugue512_init(&ctx_fugue); |
||||||
|
sph_fugue512(&ctx_fugue, hash, 64); |
||||||
|
sph_fugue512_close(&ctx_fugue, hash); |
||||||
|
} else { |
||||||
|
sph_skein512_init(&ctx_skein); |
||||||
|
sph_skein512(&ctx_skein, hash, 64); |
||||||
|
sph_skein512_close(&ctx_skein, hash); |
||||||
|
} |
||||||
|
|
||||||
|
sph_whirlpool_init(&ctx_whirlpool); |
||||||
|
sph_whirlpool(&ctx_whirlpool, hash, 64); |
||||||
|
sph_whirlpool_close(&ctx_whirlpool, hash); |
||||||
|
|
||||||
|
sph_fugue512_init(&ctx_fugue); |
||||||
|
sph_fugue512(&ctx_fugue, hash, 64); |
||||||
|
sph_fugue512_close(&ctx_fugue, hash); |
||||||
|
|
||||||
|
if (hash[0] & 0x8) |
||||||
|
{ |
||||||
|
sph_echo512_init(&ctx_echo); |
||||||
|
sph_echo512(&ctx_echo, hash, 64); |
||||||
|
sph_echo512_close(&ctx_echo, hash); |
||||||
|
} else { |
||||||
|
sph_luffa512_init(&ctx_luffa); |
||||||
|
sph_luffa512(&ctx_luffa, hash, 64); |
||||||
|
sph_luffa512_close(&ctx_luffa, hash); |
||||||
|
} |
||||||
|
|
||||||
|
sph_shabal512_init(&ctx_shabal); |
||||||
|
sph_shabal512(&ctx_shabal, hash, 64); |
||||||
|
sph_shabal512_close(&ctx_shabal, hash); |
||||||
|
|
||||||
|
sph_skein512_init(&ctx_skein); |
||||||
|
sph_skein512(&ctx_skein, hash, 64); |
||||||
|
sph_skein512_close(&ctx_skein, hash); |
||||||
|
|
||||||
|
if (hash[0] & 0x8) |
||||||
|
{ |
||||||
|
sph_shabal512_init(&ctx_shabal); |
||||||
|
sph_shabal512(&ctx_shabal, hash, 64); |
||||||
|
sph_shabal512_close(&ctx_shabal, hash); |
||||||
|
} else { |
||||||
|
sph_whirlpool_init(&ctx_whirlpool); |
||||||
|
sph_whirlpool(&ctx_whirlpool, hash, 64); |
||||||
|
sph_whirlpool_close(&ctx_whirlpool, hash); |
||||||
|
} |
||||||
|
|
||||||
|
sph_shabal512_init(&ctx_shabal); |
||||||
|
sph_shabal512(&ctx_shabal, hash, 64); |
||||||
|
sph_shabal512_close(&ctx_shabal, hash); |
||||||
|
|
||||||
|
if (hash[0] & 0x8) |
||||||
|
{ |
||||||
|
sph_hamsi512_init(&ctx_hamsi); |
||||||
|
sph_hamsi512(&ctx_hamsi, hash, 64); |
||||||
|
sph_hamsi512_close(&ctx_hamsi, hash); |
||||||
|
} else { |
||||||
|
sph_luffa512_init(&ctx_luffa); |
||||||
|
sph_luffa512(&ctx_luffa, hash, 64); |
||||||
|
sph_luffa512_close(&ctx_luffa, hash); |
||||||
|
} |
||||||
|
|
||||||
|
memcpy(output, hash, 32); |
||||||
|
} |
||||||
@ -0,0 +1,103 @@ |
|||||||
|
#include <stdio.h> |
||||||
|
|
||||||
|
#include "cuda_helper.h" |
||||||
|
|
||||||
|
static uint32_t *d_offsets1[MAX_GPUS] = { 0 }; |
||||||
|
static uint32_t *d_offsets2[MAX_GPUS] = { 0 }; |
||||||
|
|
||||||
|
static uint32_t *d_brcount1[MAX_GPUS] = { 0 }; |
||||||
|
static uint32_t *d_brcount2[MAX_GPUS] = { 0 }; |
||||||
|
|
||||||
|
__global__ __launch_bounds__(128, 6) |
||||||
|
void bastion_filter2_gpu(const uint32_t threads, const uint32_t* d_hash, uint32_t* d_hash1, uint32_t* d_hash2, uint32_t* d_br_ofts1, uint32_t* d_count1, uint32_t* d_br_ofts2, uint32_t* d_count2) |
||||||
|
{ |
||||||
|
const uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x); |
||||||
|
if (thread < threads) |
||||||
|
{ |
||||||
|
const uint32_t offset = thread * 16U; // 64U / sizeof(uint32_t); |
||||||
|
uint4 *psrc = (uint4*) (&d_hash[offset]); |
||||||
|
uint4 *pdst; |
||||||
|
d_br_ofts1[thread] = 0; |
||||||
|
d_br_ofts2[thread] = 0; |
||||||
|
if (((uint8_t*)psrc)[0] & 0x8) { |
||||||
|
// uint4 = 4x uint32_t = 16 bytes |
||||||
|
uint32_t oft = atomicAdd(d_count1, 1U) * 16U; |
||||||
|
d_br_ofts1[thread] = oft + 16U; |
||||||
|
pdst = (uint4*) (&d_hash1[oft]); |
||||||
|
} else { |
||||||
|
uint32_t oft = atomicAdd(d_count2, 1U) * 16U; |
||||||
|
d_br_ofts2[thread] = oft + 16U; |
||||||
|
pdst = (uint4*) (&d_hash2[oft]); |
||||||
|
} |
||||||
|
pdst[0] = psrc[0]; |
||||||
|
pdst[1] = psrc[1]; |
||||||
|
pdst[2] = psrc[2]; |
||||||
|
pdst[3] = psrc[3]; |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
__global__ __launch_bounds__(128, 6) |
||||||
|
void bastion_merge2_gpu(const uint32_t threads, uint32_t* d_hash, uint32_t* d_hash1, uint32_t* d_hash2, uint32_t* d_br_ofts1, uint32_t* d_br_ofts2) |
||||||
|
{ |
||||||
|
const uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x); |
||||||
|
if (thread < threads) |
||||||
|
{ |
||||||
|
const uint32_t offset = thread * 16U; |
||||||
|
uint4 *pdst = (uint4*) (&d_hash[offset]); |
||||||
|
uint4 *psrc; |
||||||
|
if (d_br_ofts1[thread]) { |
||||||
|
const uint32_t oft = d_br_ofts1[thread] - 16U; |
||||||
|
psrc = (uint4*) (&d_hash1[oft]); |
||||||
|
} else { |
||||||
|
const uint32_t oft = d_br_ofts2[thread] - 16U; |
||||||
|
psrc = (uint4*) (&d_hash2[oft]); |
||||||
|
} |
||||||
|
pdst[0] = psrc[0]; |
||||||
|
pdst[1] = psrc[1]; |
||||||
|
pdst[2] = psrc[2]; |
||||||
|
pdst[3] = psrc[3]; |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
|
||||||
|
__host__ |
||||||
|
void bastion_init(const int thr_id, const uint32_t threads) |
||||||
|
{ |
||||||
|
CUDA_SAFE_CALL(cudaMalloc(&d_offsets1[thr_id], sizeof(uint32_t) * threads)); |
||||||
|
CUDA_SAFE_CALL(cudaMalloc(&d_offsets2[thr_id], sizeof(uint32_t) * threads)); |
||||||
|
CUDA_SAFE_CALL(cudaMalloc(&d_brcount1[thr_id], sizeof(uint32_t))); |
||||||
|
CUDA_SAFE_CALL(cudaMalloc(&d_brcount2[thr_id], sizeof(uint32_t))); |
||||||
|
} |
||||||
|
|
||||||
|
__host__ |
||||||
|
void bastion_free(const int thr_id) |
||||||
|
{ |
||||||
|
cudaFree(d_offsets1[thr_id]); |
||||||
|
cudaFree(d_offsets2[thr_id]); |
||||||
|
cudaFree(d_brcount1[thr_id]); |
||||||
|
cudaFree(d_brcount2[thr_id]); |
||||||
|
} |
||||||
|
|
||||||
|
__host__ |
||||||
|
uint32_t bastion_filter2(const int thr_id, const uint32_t threads, const uint32_t *inpHashes, uint32_t* d_hash1, uint32_t* d_hash2) |
||||||
|
{ |
||||||
|
uint32_t num = 0; |
||||||
|
cudaMemset(d_brcount1[thr_id], 0, 4); |
||||||
|
cudaMemset(d_brcount2[thr_id], 0, 4); |
||||||
|
const uint32_t threadsperblock = 128; |
||||||
|
dim3 grid((threads + threadsperblock - 1) / threadsperblock); |
||||||
|
dim3 block(threadsperblock); |
||||||
|
bastion_filter2_gpu <<<grid, block>>> (threads, inpHashes, d_hash1, d_hash2, d_offsets1[thr_id], d_brcount1[thr_id], d_offsets2[thr_id], d_brcount2[thr_id]); |
||||||
|
cudaMemcpy(&num, d_brcount1[thr_id], 4, cudaMemcpyDeviceToHost); |
||||||
|
return num; |
||||||
|
} |
||||||
|
|
||||||
|
__host__ |
||||||
|
void bastion_merge2(const int thr_id, const uint32_t threads, uint32_t *outpHashes, uint32_t* d_hash1, uint32_t* d_hash2) |
||||||
|
{ |
||||||
|
const uint32_t threadsperblock = 128; |
||||||
|
dim3 grid((threads + threadsperblock - 1) / threadsperblock); |
||||||
|
dim3 block(threadsperblock); |
||||||
|
// put back branch hashes to the common buffer d_hash |
||||||
|
bastion_merge2_gpu <<<grid, block>>> (threads, outpHashes, d_hash1, d_hash2, d_offsets1[thr_id], d_offsets2[thr_id]); |
||||||
|
} |
||||||
Loading…
Reference in new issue