int scanhash_axiom(int thr_id, struct work *work,
uint32_t max_nonce, uint64_t *hashes_done)
{
uint32_t *pdata = work->data;
uint32_t *ptarget = work->target;
uint32_t _ALIGN(64) hash64[8];
uint32_t _ALIGN(64) endiandata[20];
const uint32_t Htarg = ptarget[7];
const uint32_t first_nonce = pdata[19];
uint32_t n = first_nonce;
for (int k = 0; k < 19; k++)
be32enc(&endiandata[k], pdata[k]);
do {
be32enc(&endiandata[19], n);
axiomhash(hash64, endiandata);
if (hash64[7] < Htarg && fulltest(hash64, ptarget)) {
*hashes_done = n - first_nonce + 1;
pdata[19] = n;
work_set_target_ratio( work, hash64 );
return true;
}
n++;
} while (n < max_nonce && !work_restart[thr_id].restart);
*hashes_done = n - first_nonce + 1;
pdata[19] = n;
return 0;
}
int scanhash_drop(int thr_id, struct work *work, uint32_t max_nonce, uint64_t *hashes_done)
{
uint32_t _ALIGN(128) hash[16];
uint32_t *pdata = work->data;
uint32_t *ptarget = work->target;
const uint32_t version = pdata[0] & (~POK_DATA_MASK);
const uint32_t first_nonce = pdata[19];
uint32_t nonce = first_nonce;
#define tmpdata pdata
if (opt_benchmark)
ptarget[7] = 0x07ff;
const uint32_t htarg = ptarget[7];
do {
tmpdata[19] = nonce;
droplp_hash_pok(hash, tmpdata, version);
if (hash[7] <= htarg && fulltest(hash, ptarget)) {
work_set_target_ratio(work, hash);
pdata[0] = tmpdata[0];
pdata[19] = nonce;
*hashes_done = pdata[19] - first_nonce + 1;
return 1;
}
nonce++;
} while (nonce < max_nonce && !work_restart[thr_id].restart);
pdata[19] = nonce;
*hashes_done = pdata[19] - first_nonce + 1;
return 0;
}
int scanhash_zoin( int thr_id, struct work *work, uint32_t max_nonce,
uint64_t *hashes_done )
{
uint32_t _ALIGN(128) hash[8];
uint32_t _ALIGN(128) endiandata[20];
uint32_t *pdata = work->data;
uint32_t *ptarget = work->target;
const uint32_t Htarg = ptarget[7];
const uint32_t first_nonce = pdata[19];
uint32_t nonce = first_nonce;
if (opt_benchmark)
ptarget[7] = 0x0000ff;
for (int i=0; i < 19; i++) {
be32enc(&endiandata[i], pdata[i]);
}
do {
be32enc(&endiandata[19], nonce);
zoin_hash( hash, endiandata, work->height );
if (hash[7] <= Htarg && fulltest(hash, ptarget)) {
work_set_target_ratio(work, hash);
pdata[19] = nonce;
*hashes_done = pdata[19] - first_nonce;
return 1;
}
nonce++;
} while (nonce < max_nonce && !work_restart[thr_id].restart);
pdata[19] = nonce;
*hashes_done = pdata[19] - first_nonce + 1;
return 0;
}
int scanhash_x12_4way( int thr_id, struct work *work, uint32_t max_nonce,
uint64_t *hashes_done )
{
uint32_t hash[4*8] __attribute__ ((aligned (64)));
uint32_t vdata[24*4] __attribute__ ((aligned (64)));
uint32_t endiandata[20] __attribute__((aligned(64)));
uint32_t *pdata = work->data;
uint32_t *ptarget = work->target;
uint32_t n = pdata[19];
const uint32_t first_nonce = pdata[19];
uint32_t *nonces = work->nonces;
int num_found = 0;
uint32_t *noncep = vdata + 73; // 9*8 + 1
const uint32_t Htarg = ptarget[7];
uint64_t htmax[] = { 0, 0xF, 0xFF,
0xFFF, 0xFFFF, 0x10000000 };
uint32_t masks[] = { 0xFFFFFFFF, 0xFFFFFFF0, 0xFFFFFF00,
0xFFFFF000, 0xFFFF0000, 0 };
// big endian encode 0..18 uint32_t, 64 bits at a time
swab32_array( endiandata, pdata, 20 );
uint64_t *edata = (uint64_t*)endiandata;
mm256_interleave_4x64( (uint64_t*)vdata, edata, edata, edata, edata, 640 );
for ( int m=0; m < 6; m++ )
if ( Htarg <= htmax[m] )
{
uint32_t mask = masks[m];
do
{
be32enc( noncep, n );
be32enc( noncep+2, n+1 );
be32enc( noncep+4, n+2 );
be32enc( noncep+6, n+3 );
x12_4way_hash( hash, vdata );
pdata[19] = n;
for ( int i = 0; i < 4; i++ )
if ( ( ( (hash+(i<<3))[7] & mask ) == 0 )
&& fulltest( hash+(i<<3), ptarget ) )
{
pdata[19] = n+i;
nonces[ num_found++ ] = n+i;
work_set_target_ratio( work, hash+(i<<3) );
}
n += 4;
} while ( ( num_found == 0 ) && ( n < max_nonce )
&& !work_restart[thr_id].restart );
break;
}
*hashes_done = n - first_nonce + 1;
return num_found;
}
int scanhash_decred(int thr_id, struct work *work, uint32_t max_nonce, uint64_t *hashes_done)
{
uint32_t _ALIGN(128) endiandata[48];
uint32_t _ALIGN(128) hash32[8];
uint32_t *pdata = work->data;
uint32_t *ptarget = work->target;
#define DCR_NONCE_OFT32 35
const uint32_t first_nonce = pdata[DCR_NONCE_OFT32];
const uint32_t HTarget = opt_benchmark ? 0x7f : ptarget[7];
uint32_t n = first_nonce;
ctx_midstate_done = false;
#if 1
memcpy(endiandata, pdata, 180);
#else
for (int k=0; k < (180/4); k++)
be32enc(&endiandata[k], pdata[k]);
#endif
#ifdef DEBUG_ALGO
if (!thr_id) applog(LOG_DEBUG,"[%d] Target=%08x %08x", thr_id, ptarget[6], ptarget[7]);
#endif
do {
//be32enc(&endiandata[DCR_NONCE_OFT32], n);
endiandata[DCR_NONCE_OFT32] = n;
decred_hash(hash32, endiandata);
if (hash32[7] <= HTarget && fulltest(hash32, ptarget)) {
work_set_target_ratio(work, hash32);
*hashes_done = n - first_nonce + 1;
#ifdef DEBUG_ALGO
applog(LOG_BLUE, "Nonce : %08x %08x", n, swab32(n));
applog_hash(ptarget);
applog_compare_hash(hash32, ptarget);
#endif
pdata[DCR_NONCE_OFT32] = n;
return 1;
}
n++;
} while (n < max_nonce && !work_restart[thr_id].restart);
*hashes_done = n - first_nonce + 1;
pdata[DCR_NONCE_OFT32] = n;
return 0;
}
int scanhash_veltor_4way( int thr_id, struct work *work, uint32_t max_nonce,
uint64_t *hashes_done )
{
uint32_t hash[4*8] __attribute__ ((aligned (64)));
uint32_t vdata[24*4] __attribute__ ((aligned (64)));
uint32_t endiandata[20] __attribute__((aligned(64)));
uint32_t *pdata = work->data;
uint32_t *ptarget = work->target;
const uint32_t Htarg = ptarget[7];
const uint32_t first_nonce = pdata[19];
uint32_t n = first_nonce;
uint32_t *nonces = work->nonces;
int num_found = 0;
uint32_t *noncep = vdata + 73; // 9*8 + 1
volatile uint8_t *restart = &(work_restart[thr_id].restart);
if ( opt_benchmark )
ptarget[7] = 0x0cff;
for ( int i=0; i < 19; i++ )
{
be32enc( &endiandata[i], pdata[i] );
}
uint64_t *edata = (uint64_t*)endiandata;
mm256_interleave_4x64( (uint64_t*)vdata, edata, edata, edata, edata, 640 );
do
{
be32enc( noncep, n );
be32enc( noncep+2, n+1 );
be32enc( noncep+4, n+2 );
be32enc( noncep+6, n+3 );
veltor_4way_hash( hash, vdata );
pdata[19] = n;
for ( int i = 0; i < 4; i++ )
if ( (hash+(i<<3))[7] <= Htarg && fulltest( hash+(i<<3), ptarget ) )
{
pdata[19] = n+i;
nonces[ num_found++ ] = n+i;
work_set_target_ratio( work, hash+(i<<3) );
}
n += 4;
} while ( ( num_found == 0 ) && ( n < max_nonce ) && !(*restart) );
*hashes_done = n - first_nonce + 1;
return num_found;
}
int scanhash_lyra2z(int thr_id, struct work *work, uint32_t max_nonce, uint64_t *hashes_done)
{
size_t size = (int64_t) ((int64_t) 16 * 16 * 96);
uint64_t *wholeMatrix = _mm_malloc(size, 64);
uint32_t _ALIGN(128) hash[8];
uint32_t _ALIGN(128) endiandata[20];
uint32_t *pdata = work->data;
uint32_t *ptarget = work->target;
const uint32_t Htarg = ptarget[7];
const uint32_t first_nonce = pdata[19];
uint32_t nonce = first_nonce;
if (opt_benchmark)
ptarget[7] = 0x0000ff;
for (int i=0; i < 19; i++) {
be32enc(&endiandata[i], pdata[i]);
}
do {
be32enc(&endiandata[19], nonce);
lyra2z_hash(wholeMatrix, hash, endiandata);
// lyra2z_hash(0, hash, endiandata);
if (hash[7] <= Htarg && fulltest(hash, ptarget)) {
work_set_target_ratio(work, hash);
pdata[19] = nonce;
*hashes_done = pdata[19] - first_nonce;
_mm_free(wholeMatrix);
return 1;
}
nonce++;
} while (nonce < max_nonce && !work_restart[thr_id].restart);
pdata[19] = nonce;
*hashes_done = pdata[19] - first_nonce + 1;
_mm_free(wholeMatrix);
return 0;
}
int scanhash_x16r(int thr_id, struct work *work, uint32_t max_nonce, uint64_t *hashes_done)
{
uint32_t _ALIGN(128) hash32[8];
uint32_t _ALIGN(128) endiandata[20];
uint32_t *pdata = work->data;
uint32_t *ptarget = work->target;
const uint32_t Htarg = ptarget[7];
const uint32_t first_nonce = pdata[19];
uint32_t nonce = first_nonce;
volatile uint8_t *restart = &(work_restart[thr_id].restart);
for (int k=0; k < 19; k++)
be32enc(&endiandata[k], pdata[k]);
if (s_ntime != pdata[17]) {
uint32_t ntime = swab32(pdata[17]);
getAlgoString((const char*) (&endiandata[1]), hashOrder);
s_ntime = ntime;
if (opt_debug && !thr_id) applog(LOG_DEBUG, "hash order %s (%08x)", hashOrder, ntime);
}
if (opt_benchmark)
ptarget[7] = 0x0cff;
do {
be32enc(&endiandata[19], nonce);
x16r_hash(hash32, endiandata);
if (hash32[7] <= Htarg && fulltest(hash32, ptarget)) {
work_set_target_ratio(work, hash32);
pdata[19] = nonce;
*hashes_done = pdata[19] - first_nonce;
return 1;
}
nonce++;
} while (nonce < max_nonce && !(*restart));
pdata[19] = nonce;
*hashes_done = pdata[19] - first_nonce + 1;
return 0;
}
int scanhash_blake(int thr_id, struct work *work, uint32_t max_nonce, uint64_t *hashes_done)
{
uint32_t _ALIGN(128) hash32[8];
uint32_t _ALIGN(128) endiandata[20];
uint32_t *pdata = work->data;
uint32_t *ptarget = work->target;
const uint32_t first_nonce = pdata[19];
const uint32_t HTarget = opt_benchmark ? 0x7f : ptarget[7];
uint32_t n = first_nonce;
ctx_midstate_done = false;
// we need big endian data...
for (int kk=0; kk < 19; kk++) {
be32enc(&endiandata[kk], pdata[kk]);
}
#ifdef DEBUG_ALGO
applog(LOG_DEBUG,"[%d] Target=%08x %08x", thr_id, ptarget[6], ptarget[7]);
#endif
do {
be32enc(&endiandata[19], n);
blakehash(hash32, endiandata);
if (hash32[7] <= HTarget && fulltest(hash32, ptarget)) {
work_set_target_ratio(work, hash32);
*hashes_done = n - first_nonce + 1;
return 1;
}
n++; pdata[19] = n;
} while (n < max_nonce && !work_restart[thr_id].restart);
*hashes_done = n - first_nonce + 1;
pdata[19] = n;
return 0;
}
int scanhash_qubit(int thr_id, struct work *work, uint32_t max_nonce, uint64_t *hashes_done)
{
uint32_t _ALIGN(128) hash32[8];
uint32_t _ALIGN(128) endiandata[20];
uint32_t *pdata = work->data;
uint32_t *ptarget = work->target;
uint32_t n = pdata[19] - 1;
const uint32_t first_nonce = pdata[19];
const uint32_t Htarg = ptarget[7];
uint64_t htmax[] = {
0,
0xF,
0xFF,
0xFFF,
0xFFFF,
0x10000000
};
uint32_t masks[] = {
0xFFFFFFFF,
0xFFFFFFF0,
0xFFFFFF00,
0xFFFFF000,
0xFFFF0000,
0
};
// we need bigendian data...
for (int i=0; i < 19; i++) {
be32enc(&endiandata[i], pdata[i]);
}
#ifdef DEBUG_ALGO
printf("[%d] Htarg=%X\n", thr_id, Htarg);
#endif
for (int m=0; m < 6; m++) {
if (Htarg <= htmax[m]) {
uint32_t mask = masks[m];
do {
pdata[19] = ++n;
be32enc(&endiandata[19], n);
qubithash(hash32, endiandata);
#ifndef DEBUG_ALGO
if ((!(hash32[7] & mask)) && fulltest(hash32, ptarget)) {
work_set_target_ratio(work, hash32);
*hashes_done = n - first_nonce + 1;
return 1;
}
#else
if (!(n % 0x1000) && !thr_id) printf(".");
if (!(hash32[7] & mask)) {
printf("[%d]",thr_id);
if (fulltest(hash32, ptarget)) {
work_set_target_ratio(work, hash32);
*hashes_done = n - first_nonce + 1;
return 1;
}
}
#endif
} while (n < max_nonce && !work_restart[thr_id].restart);
// see blake.c if else to understand the loop on htmax => mask
break;
}
}
*hashes_done = n - first_nonce + 1;
pdata[19] = n;
return 0;
}
int scanhash_myriad(int thr_id, struct work *work, uint32_t max_nonce, unsigned long *hashes_done)
{
uint32_t _ALIGN(64) endiandata[32];
uint32_t *pdata = work->data;
uint32_t *ptarget = work->target;
uint32_t start_nonce = pdata[19];
uint32_t throughput = cuda_default_throughput(thr_id, 1U << 17);
if (init[thr_id]) throughput = min(throughput, max_nonce - start_nonce);
uint32_t *outputHash = (uint32_t*)malloc(throughput * 64);
if (opt_benchmark)
ptarget[7] = 0x0000ff;
// init
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();
}
myriadgroestl_cpu_init(thr_id, throughput);
init[thr_id] = true;
}
for (int k=0; k < 20; k++)
be32enc(&endiandata[k], pdata[k]);
// Context mit dem Endian gedrehten Blockheader vorbereiten (Nonce wird später ersetzt)
myriadgroestl_cpu_setBlock(thr_id, endiandata, (void*)ptarget);
do {
// GPU
uint32_t foundNounce = UINT32_MAX;
myriadgroestl_cpu_hash(thr_id, throughput, pdata[19], outputHash, &foundNounce);
*hashes_done = pdata[19] - start_nonce + throughput;
if (foundNounce < UINT32_MAX && bench_algo < 0)
{
uint32_t _ALIGN(64) vhash[8];
endiandata[19] = swab32(foundNounce);
myriadhash(vhash, endiandata);
if (vhash[7] <= ptarget[7] && fulltest(vhash, ptarget)) {
work_set_target_ratio(work, vhash);
pdata[19] = foundNounce;
free(outputHash);
return 1;
} else {
gpulog(LOG_WARNING, thr_id, "result for %08x does not validate on CPU!", foundNounce);
}
}
if ((uint64_t) throughput + pdata[19] >= max_nonce) {
pdata[19] = max_nonce;
break;
}
pdata[19] += throughput;
} while (!work_restart[thr_id].restart);
*hashes_done = max_nonce - start_nonce;
free(outputHash);
return 0;
}
int scanhash_skein2(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done)
{
int dev_id = device_map[thr_id];
uint32_t *pdata = work->data;
uint32_t *ptarget = work->target;
const uint32_t first_nonce = pdata[19];
const int swap = 1; // to toggle nonce endian
uint32_t throughput = cuda_default_throughput(thr_id, 1U << 19); // 256*256*8
if (init[thr_id]) throughput = min(throughput, max_nonce - first_nonce);
if (opt_benchmark)
((uint32_t*)ptarget)[7] = 0;
if (!init[thr_id])
{
cudaSetDevice(dev_id);
if (opt_cudaschedule == -1 && gpu_threads == 1) {
cudaDeviceReset();
// reduce cpu usage
cudaSetDeviceFlags(cudaDeviceScheduleBlockingSync);
CUDA_LOG_ERROR();
}
cudaMalloc(&d_hash[thr_id], (size_t) 64 * throughput);
quark_skein512_cpu_init(thr_id, throughput);
cuda_check_cpu_init(thr_id, throughput);
CUDA_SAFE_CALL(cudaDeviceSynchronize());
init[thr_id] = true;
}
uint32_t endiandata[20];
for (int k=0; k < 19; k++)
be32enc(&endiandata[k], pdata[k]);
skein512_cpu_setBlock_80((void*)endiandata);
cuda_check_cpu_setTarget(ptarget);
do {
int order = 0;
// Hash with CUDA
skein512_cpu_hash_80(thr_id, throughput, pdata[19], d_hash[thr_id], swap);
quark_skein512_cpu_hash_64(thr_id, throughput, pdata[19], NULL, d_hash[thr_id], order++);
*hashes_done = pdata[19] - first_nonce + throughput;
uint32_t foundNonce = cuda_check_hash(thr_id, throughput, pdata[19], d_hash[thr_id]);
if (foundNonce != UINT32_MAX)
{
uint32_t _ALIGN(64) vhash64[8];
endiandata[19] = swab32_if(foundNonce, swap);
skein2hash(vhash64, endiandata);
if (vhash64[7] <= ptarget[7] && fulltest(vhash64, ptarget)) {
int res = 1;
uint32_t secNonce = cuda_check_hash_suppl(thr_id, throughput, pdata[19], d_hash[thr_id], 1);
work_set_target_ratio(work, vhash64);
if (secNonce != 0) {
if (!opt_quiet)
applog(LOG_BLUE, "GPU #%d: found second nonce %08x !", dev_id, swab32(secNonce));
endiandata[19] = swab32_if(secNonce, swap);
skein2hash(vhash64, endiandata);
if (bn_hash_target_ratio(vhash64, ptarget) > work->shareratio)
work_set_target_ratio(work, vhash64);
pdata[21] = swab32_if(secNonce, !swap);
res++;
}
pdata[19] = swab32_if(foundNonce, !swap);
return res;
} else {
gpulog(LOG_WARNING, thr_id, "result for %08x does not validate on CPU!", foundNonce);
}
}
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;
return 0;
}
int scanhash_fugue256(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done)
{
uint32_t _ALIGN(64) endiandata[20];
uint32_t *pdata = work->data;
uint32_t *ptarget = work->target;
uint32_t start_nonce = pdata[19]++;
int intensity = (device_sm[device_map[thr_id]] > 500) ? 22 : 19;
uint32_t throughput = cuda_default_throughput(thr_id, 1U << intensity);
if (init[thr_id]) throughput = min(throughput, max_nonce - start_nonce);
if (opt_benchmark)
ptarget[7] = 0xf;
// init
if(!init[thr_id])
{
cudaSetDevice(device_map[thr_id]);
fugue256_cpu_init(thr_id, throughput);
init[thr_id] = true;
}
// Endian
for (int kk=0; kk < 20; kk++)
be32enc(&endiandata[kk], pdata[kk]);
fugue256_cpu_setBlock(thr_id, endiandata, (void*)ptarget);
do {
// GPU
uint32_t foundNounce = UINT32_MAX;
fugue256_cpu_hash(thr_id, throughput, pdata[19], NULL, &foundNounce);
*hashes_done = pdata[19] - start_nonce + throughput;
if (foundNounce < UINT32_MAX && bench_algo < 0)
{
uint32_t vhash[8];
sph_fugue256_context ctx_fugue;
endiandata[19] = SWAP32(foundNounce);
sph_fugue256_init(&ctx_fugue);
sph_fugue256 (&ctx_fugue, endiandata, 80);
sph_fugue256_close(&ctx_fugue, &vhash);
if (vhash[7] <= ptarget[7] && fulltest(vhash, ptarget))
{
work_set_target_ratio(work, vhash);
pdata[19] = foundNounce;
return 1;
} else {
gpulog(LOG_WARNING, thr_id, "result for %08x does not validate on CPU!", foundNounce);
}
}
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] - start_nonce;
return 0;
}
