Files
cpuminer-opt-gpu/algo/x16/x16rt.c
Jay D Dee 90137b391e v3.19.5
2022-01-30 20:59:54 -05:00

54 lines
1.6 KiB
C

#include "x16r-gate.h"
#if !defined(X16R_8WAY) && !defined(X16R_4WAY)
int scanhash_x16rt( struct work *work, uint32_t max_nonce,
uint64_t *hashes_done, struct thr_info *mythr )
{
uint32_t _ALIGN(128) hash32[8];
uint32_t _ALIGN(128) edata[20];
uint32_t _ALIGN(64) timeHash[8];
uint32_t *pdata = work->data;
uint32_t *ptarget = work->target;
const uint32_t first_nonce = pdata[19];
const int thr_id = mythr->id;
uint32_t nonce = first_nonce;
volatile uint8_t *restart = &(work_restart[thr_id].restart);
const bool bench = opt_benchmark;
if ( bench ) ptarget[7] = 0x0cff;
mm128_bswap32_80( edata, pdata );
static __thread uint32_t s_ntime = UINT32_MAX;
uint32_t masked_ntime = swab32( pdata[17] ) & 0xffffff80;
if ( s_ntime != masked_ntime )
{
x16rt_getTimeHash( masked_ntime, &timeHash );
x16rt_getAlgoString( &timeHash[0], x16r_hash_order );
s_ntime = masked_ntime;
if ( opt_debug && !thr_id )
applog( LOG_INFO, "hash order: %s time: (%08x) time hash: (%08x)",
x16r_hash_order, swab32( pdata[17] ), timeHash );
}
x16r_prehash( edata, pdata );
do
{
edata[19] = nonce;
if ( x16r_hash( hash32, edata, thr_id ) )
if ( valid_hash( hash32, ptarget ) && !bench )
{
pdata[19] = bswap_32( nonce );
submit_solution( work, hash32, mythr );
}
nonce++;
} while ( nonce < max_nonce && !(*restart) );
pdata[19] = nonce;
*hashes_done = pdata[19] - first_nonce;
return 0;
}
#endif // !defined(X16R_8WAY) && !defined(X16R_4WAY)