GOSTSec
/
ccminer
mirror of https://github.com/GOSTSec/ccminer
1
0
Fork 0
Code Issues Releases Wiki Activity
Browse Source

myriad/groestl: some more cleanup + tabs...

2upstream
Tanguy Pruvot 10 years ago
parent
03c3b7d341
commit
74e94fa1ec
2 changed files with 87 additions and 95 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 145
      groestlcoin.cpp
  2. 37
      myriadgroestl.cpp

145
groestlcoin.cpp
Unescape View File

@ -9,89 +9,84 @@ @@ -9,89 +9,84 @@
#include "miner.h"
#define SWAP32(x) \
((((x) << 24) & 0xff000000u) | (((x) << 8) & 0x00ff0000u) | \
(((x) >> 8) & 0x0000ff00u) | (((x) >> 24) & 0x000000ffu))
// CPU-groestl
extern "C" void groestlhash(void *state, const void *input)
// CPU hash
void groestlhash(void *state, const void *input)
{
sph_groestl512_context ctx_groestl;
//these uint512 in the c++ source of the client are backed by an array of uint32
uint32_t hashA[16], hashB[16];
uint32_t _ALIGN(64) hash[16];
sph_groestl512_context ctx_groestl;
sph_groestl512_init(&ctx_groestl);
sph_groestl512 (&ctx_groestl, input, 80); //6
sph_groestl512_close(&ctx_groestl, hashA); //7
sph_groestl512_init(&ctx_groestl);
sph_groestl512(&ctx_groestl, input, 80);
sph_groestl512_close(&ctx_groestl, hash);
sph_groestl512_init(&ctx_groestl);
sph_groestl512 (&ctx_groestl, hashA, 64); //6
sph_groestl512_close(&ctx_groestl, hashB); //7
sph_groestl512_init(&ctx_groestl);
sph_groestl512(&ctx_groestl, hash, 64);
sph_groestl512_close(&ctx_groestl, hash);
memcpy(state, hashB, 32);
memcpy(state, hash, 32);
}
static bool init[MAX_GPUS] = { 0 };
extern "C" int scanhash_groestlcoin(int thr_id, uint32_t *pdata, const uint32_t *ptarget,
uint32_t max_nonce, unsigned long *hashes_done)
int scanhash_groestlcoin(int thr_id, uint32_t *pdata, const uint32_t *ptarget,
uint32_t max_nonce, unsigned long *hashes_done)
{
uint32_t start_nonce = pdata[19];
uint32_t throughput = device_intensity(thr_id, __func__, 1 << 19); // 256*256*8
throughput = min(throughput, max_nonce - start_nonce);
uint32_t *outputHash = (uint32_t*)malloc(throughput * 64);
if (opt_benchmark)
((uint32_t*)ptarget)[7] = 0x000000ff;
// init
if(!init[thr_id])
{
cudaSetDevice(device_map[thr_id]);
groestlcoin_cpu_init(thr_id, throughput);
init[thr_id] = true;
}
// Endian Drehung ist notwendig
uint32_t endiandata[32];
for (int kk=0; kk < 32; kk++)
be32enc(&endiandata[kk], pdata[kk]);
// Context mit dem Endian gedrehten Blockheader vorbereiten (Nonce wird später ersetzt)
groestlcoin_cpu_setBlock(thr_id, endiandata, (void*)ptarget);
do {
// GPU
uint32_t foundNounce = UINT32_MAX;
*hashes_done = pdata[19] - start_nonce + throughput;
groestlcoin_cpu_hash(thr_id, throughput, pdata[19], outputHash, &foundNounce);
if(foundNounce < UINT32_MAX)
{
uint32_t _ALIGN(64) tmpHash[8];
endiandata[19] = SWAP32(foundNounce);
groestlhash(tmpHash, endiandata);
if (tmpHash[7] <= ptarget[7] && fulltest(tmpHash, ptarget)) {
pdata[19] = foundNounce;
free(outputHash);
return true;
} else {
applog(LOG_WARNING, "GPU #%d: result for nonce %08x does not validate on CPU!", device_map[thr_id], foundNounce);
}
}
if (pdata[19] + throughput < pdata[19])
pdata[19] = max_nonce;
else pdata[19] += throughput;
} while (pdata[19] < max_nonce && !work_restart[thr_id].restart);
free(outputHash);
return 0;
uint32_t _ALIGN(64) endiandata[20];
uint32_t start_nonce = pdata[19];
uint32_t throughput = device_intensity(thr_id, __func__, 1 << 19); // 256*256*8
throughput = min(throughput, max_nonce - start_nonce);
uint32_t *outputHash = (uint32_t*)malloc(throughput * 64);
if (opt_benchmark)
((uint32_t*)ptarget)[7] = 0x000000ff;
if (!init[thr_id])
{
cudaSetDevice(device_map[thr_id]);
groestlcoin_cpu_init(thr_id, throughput);
init[thr_id] = true;
}
for (int k=0; k < 20; k++)
be32enc(&endiandata[k], pdata[k]);
groestlcoin_cpu_setBlock(thr_id, endiandata, (void*)ptarget);
do {
uint32_t foundNounce = UINT32_MAX;
*hashes_done = pdata[19] - start_nonce + throughput;
// GPU hash
groestlcoin_cpu_hash(thr_id, throughput, pdata[19], outputHash, &foundNounce);
if (foundNounce < UINT32_MAX)
{
uint32_t _ALIGN(64) tmpHash[8];
endiandata[19] = swab32(foundNounce);
groestlhash(tmpHash, endiandata);
if (tmpHash[7] <= ptarget[7] && fulltest(tmpHash, ptarget)) {
pdata[19] = foundNounce;
free(outputHash);
return true;
} else {
applog(LOG_WARNING, "GPU #%d: result for nonce %08x does not validate on CPU!",
device_map[thr_id], foundNounce);
}
}
if ((uint64_t) pdata[19] + throughput > max_nonce) {
pdata[19] = max_nonce;
*hashes_done = max_nonce - start_nonce + 1;
break;
}
pdata[19] += throughput;
} while (pdata[19] < max_nonce && !work_restart[thr_id].restart);
free(outputHash);
return 0;
}

37
myriadgroestl.cpp
Unescape View File

@ -12,32 +12,29 @@ void myriadgroestl_cpu_init(int thr_id, uint32_t threads); @@ -12,32 +12,29 @@ void myriadgroestl_cpu_init(int thr_id, uint32_t threads);
void myriadgroestl_cpu_setBlock(int thr_id, void *data, void *pTargetIn);
void myriadgroestl_cpu_hash(int thr_id, uint32_t threads, uint32_t startNounce, void *outputHashes, uint32_t *nounce);
#define SWAP32(x) \
((((x) << 24) & 0xff000000u) | (((x) << 8) & 0x00ff0000u) | \
(((x) >> 8) & 0x0000ff00u) | (((x) >> 24) & 0x000000ffu))
extern "C" void myriadhash(void *state, const void *input)
void myriadhash(void *state, const void *input)
{
uint32_t hashA[16], hashB[16];
uint32_t _ALIGN(64) hash[16];
sph_groestl512_context ctx_groestl;
SHA256_CTX sha256;
sph_groestl512_init(&ctx_groestl);
sph_groestl512 (&ctx_groestl, input, 80);
sph_groestl512_close(&ctx_groestl, hashA);
sph_groestl512(&ctx_groestl, input, 80);
sph_groestl512_close(&ctx_groestl, hash);
SHA256_Init(&sha256);
SHA256_Update(&sha256,(unsigned char *)hashA, 64);
SHA256_Final((unsigned char *)hashB, &sha256);
SHA256_Update(&sha256,(unsigned char *)hash, 64);
SHA256_Final((unsigned char *)hash, &sha256);
memcpy(state, hashB, 32);
memcpy(state, hash, 32);
}
static bool init[MAX_GPUS] = { 0 };
extern "C" int scanhash_myriad(int thr_id, uint32_t *pdata, const uint32_t *ptarget,
int scanhash_myriad(int thr_id, uint32_t *pdata, const uint32_t *ptarget,
uint32_t max_nonce, unsigned long *hashes_done)
{
uint32_t _ALIGN(64) endiandata[32];
uint32_t start_nonce = pdata[19]++;
uint32_t throughput = device_intensity(thr_id, __func__, 1 << 17);
throughput = min(throughput, max_nonce - start_nonce);
@ -51,14 +48,12 @@ extern "C" int scanhash_myriad(int thr_id, uint32_t *pdata, const uint32_t *ptar @@ -51,14 +48,12 @@ extern "C" int scanhash_myriad(int thr_id, uint32_t *pdata, const uint32_t *ptar
if(!init[thr_id])
{
cudaSetDevice(device_map[thr_id]);
myriadgroestl_cpu_init(thr_id, throughput);
init[thr_id] = true;
}
uint32_t _ALIGN(64) endiandata[32];
for (int kk=0; kk < 32; kk++)
be32enc(&endiandata[kk], pdata[kk]);
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);
@ -74,19 +69,21 @@ extern "C" int scanhash_myriad(int thr_id, uint32_t *pdata, const uint32_t *ptar @@ -74,19 +69,21 @@ extern "C" int scanhash_myriad(int thr_id, uint32_t *pdata, const uint32_t *ptar
if (foundNounce < UINT32_MAX)
{
uint32_t _ALIGN(64) tmpHash[8];
endiandata[19] = SWAP32(foundNounce);
endiandata[19] = swab32(foundNounce);
myriadhash(tmpHash, endiandata);
if (tmpHash[7] <= ptarget[7] && fulltest(tmpHash, ptarget)) {
pdata[19] = foundNounce;
free(outputHash);
return true;
return 1;
} else {
applog(LOG_WARNING, "GPU #%d: result for nonce %08x does not validate on CPU!", device_map[thr_id], foundNounce);
applog(LOG_WARNING, "GPU #%d: result for nonce %08x does not validate on CPU!",
device_map[thr_id], foundNounce);
}
}
if ((uint64_t) pdata[19] + throughput > (uint64_t) max_nonce) {
if ((uint64_t) pdata[19] + throughput > max_nonce) {
pdata[19] = max_nonce;
*hashes_done = max_nonce - start_nonce + 1;
break;
}
pdata[19] += throughput;

Write Preview
Loading…
Cancel
Save