mirror of
https://github.com/JayDDee/cpuminer-opt.git
synced 2025-09-17 23:44:27 +00:00
102 lines
3.1 KiB
C
102 lines
3.1 KiB
C
#include "lyra2-gate.h"
|
|
|
|
#if !( defined(LYRA2REV3_16WAY) || defined(LYRA2REV3_8WAY) || defined(LYRA2REV3_4WAY) )
|
|
|
|
#include <memory.h>
|
|
#include "algo/blake/sph_blake.h"
|
|
#include "algo/bmw/sph_bmw.h"
|
|
#include "algo/cubehash/cubehash_sse2.h"
|
|
//#include "lyra2.h"
|
|
|
|
typedef struct {
|
|
cubehashParam cube;
|
|
sph_blake256_context blake;
|
|
sph_bmw256_context bmw;
|
|
|
|
} lyra2v3_ctx_holder;
|
|
|
|
static lyra2v3_ctx_holder lyra2v3_ctx;
|
|
static __thread sph_blake256_context l2v3_blake_mid;
|
|
|
|
bool init_lyra2rev3_ctx()
|
|
{
|
|
cubehashInit( &lyra2v3_ctx.cube, 256, 16, 32 );
|
|
sph_blake256_init( &lyra2v3_ctx.blake );
|
|
sph_bmw256_init( &lyra2v3_ctx.bmw );
|
|
return true;
|
|
}
|
|
|
|
void l2v3_blake256_midstate( const void* input )
|
|
{
|
|
memcpy( &l2v3_blake_mid, &lyra2v3_ctx.blake, sizeof l2v3_blake_mid );
|
|
sph_blake256( &l2v3_blake_mid, input, 64 );
|
|
}
|
|
|
|
void lyra2rev3_hash( void *state, const void *input )
|
|
{
|
|
lyra2v3_ctx_holder ctx __attribute__ ((aligned (64)));
|
|
memcpy( &ctx, &lyra2v3_ctx, sizeof(lyra2v3_ctx) );
|
|
uint8_t hash[128] __attribute__ ((aligned (64)));
|
|
#define hashA hash
|
|
#define hashB hash+64
|
|
const int midlen = 64; // bytes
|
|
const int tail = 80 - midlen; // 16
|
|
|
|
memcpy( &ctx.blake, &l2v3_blake_mid, sizeof l2v3_blake_mid );
|
|
sph_blake256( &ctx.blake, (uint8_t*)input + midlen, tail );
|
|
sph_blake256_close( &ctx.blake, hash );
|
|
|
|
LYRA2REV3( l2v3_wholeMatrix, hash, 32, hash, 32, hash, 32, 1, 4, 4 );
|
|
|
|
cubehashUpdateDigest( &ctx.cube, (byte*) hashA,
|
|
(const byte*) hash, 32 );
|
|
|
|
LYRA2REV3( l2v3_wholeMatrix, hash, 32, hash, 32, hash, 32, 1, 4, 4 );
|
|
|
|
sph_bmw256( &ctx.bmw, hash, 32 );
|
|
sph_bmw256_close( &ctx.bmw, hash );
|
|
|
|
memcpy( state, hash, 32 );
|
|
}
|
|
|
|
int scanhash_lyra2rev3( struct work *work,
|
|
uint32_t max_nonce, uint64_t *hashes_done, struct thr_info *mythr )
|
|
{
|
|
uint32_t *pdata = work->data;
|
|
uint32_t *ptarget = work->target;
|
|
uint32_t endiandata[20] __attribute__ ((aligned (64)));
|
|
uint32_t hash[8] __attribute__((aligned(64)));
|
|
const uint32_t first_nonce = pdata[19];
|
|
uint32_t nonce = first_nonce;
|
|
const uint32_t Htarg = ptarget[7];
|
|
int thr_id = mythr->id; // thr_id arg is deprecated
|
|
|
|
if (opt_benchmark)
|
|
((uint32_t*)ptarget)[7] = 0x0000ff;
|
|
|
|
// need big endian data
|
|
casti_m128i( endiandata, 0 ) = mm128_bswap_32( casti_m128i( pdata, 0 ) );
|
|
casti_m128i( endiandata, 1 ) = mm128_bswap_32( casti_m128i( pdata, 1 ) );
|
|
casti_m128i( endiandata, 2 ) = mm128_bswap_32( casti_m128i( pdata, 2 ) );
|
|
casti_m128i( endiandata, 3 ) = mm128_bswap_32( casti_m128i( pdata, 3 ) );
|
|
casti_m128i( endiandata, 4 ) = mm128_bswap_32( casti_m128i( pdata, 4 ) );
|
|
l2v3_blake256_midstate( endiandata );
|
|
do
|
|
{
|
|
be32enc(&endiandata[19], nonce);
|
|
lyra2rev3_hash(hash, endiandata);
|
|
|
|
if (hash[7] <= Htarg )
|
|
if( valid_hash( hash, ptarget ) && !opt_benchmark )
|
|
{
|
|
pdata[19] = nonce;
|
|
submit_solution( work, hash, mythr );
|
|
}
|
|
nonce++;
|
|
} while ( nonce < max_nonce && !work_restart[thr_id].restart );
|
|
pdata[19] = nonce;
|
|
*hashes_done = pdata[19] - first_nonce + 1;
|
|
return 0;
|
|
}
|
|
#endif
|