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v3.7.10

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Jay D Dee
2018-01-16 15:11:44 -05:00
parent bee78eac76
commit a90d75b8f5
77 changed files with 3408 additions and 1214 deletions
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71
algo/blake/blakecoin-gate.c Normal file
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#include "blakecoin-gate.h"
#include <memory.h>
// changed to get_max64_0x3fffffLL in cpuminer-multi-decred
int64_t blakecoin_get_max64 ()
{
return 0x7ffffLL;
// return 0x3fffffLL;
}
// Blakecoin 4 way hashes so fast it runs out of nonces.
// This is an attempt to solve this but the result may be
// to rehash old nonces until new work is received.
void bc4w_get_new_work( struct work* work, struct work* g_work, int thr_id,
uint32_t *end_nonce_ptr, bool clean_job )
{
uint32_t *nonceptr = algo_gate.get_nonceptr( work->data );
//
// if ( have_stratum && ( *nonceptr >= *end_nonce_ptr ) )
// algo_gate.stratum_gen_work( &stratum, g_work );
if ( memcmp( work->data, g_work->data, algo_gate.work_cmp_size )
|| ( *nonceptr >= *end_nonce_ptr )
|| ( work->job_id != g_work->job_id ) && clean_job )
/*
if ( memcmp( work->data, g_work->data, algo_gate.work_cmp_size )
&& ( clean_job || ( *nonceptr >= *end_nonce_ptr )
|| ( work->job_id != g_work->job_id ) ) )
*/
{
work_free( work );
work_copy( work, g_work );
*nonceptr = 0xffffffffU / opt_n_threads * thr_id;
if ( opt_randomize )
*nonceptr += ( (rand() *4 ) & UINT32_MAX ) / opt_n_threads;
*end_nonce_ptr = ( 0xffffffffU / opt_n_threads ) * (thr_id+1) - 0x20;
// try incrementing the xnonce to chsnge the data
// for ( int i = 0; i < work->xnonce2_size && !( ++work->xnonce2[i] ); i++ );
}
else
++(*nonceptr);
}
// vanilla uses default gen merkle root, otherwise identical to blakecoin
bool register_vanilla_algo( algo_gate_t* gate )
{
#if defined(BLAKECOIN_4WAY)
// four_way_not_tested();
gate->optimizations = FOUR_WAY_OPT;
gate->scanhash = (void*)&scanhash_blakecoin_4way;
gate->hash = (void*)&blakecoin_4way_hash;
// gate->get_new_work = (void*)&bc4w_get_new_work;
// blakecoin_4way_init( &blake_4way_init_ctx );
#else
gate->scanhash = (void*)&scanhash_blakecoin;
gate->hash = (void*)&blakecoinhash;
// blakecoin_init( &blake_init_ctx );
#endif
gate->optimizations = AVX2_OPT | FOUR_WAY_OPT;
gate->get_max64 = (void*)&blakecoin_get_max64;
return true;
}
bool register_blakecoin_algo( algo_gate_t* gate )
{
register_vanilla_algo( gate );
gate->gen_merkle_root = (void*)&SHA256_gen_merkle_root;
return true;
}