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https://github.com/JayDDee/cpuminer-opt.git
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90 lines
2.7 KiB
C
90 lines
2.7 KiB
C
#include "lyra2-gate.h"
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#ifdef LYRA2H_4WAY
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#include <memory.h>
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#include <mm_malloc.h>
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#include "lyra2.h"
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//#include "algo/blake/sph_blake.h"
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#include "algo/blake/blake-hash-4way.h"
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__thread uint64_t* lyra2h_4way_matrix;
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bool lyra2h_4way_thread_init()
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{
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return ( lyra2h_4way_matrix = _mm_malloc( LYRA2H_MATRIX_SIZE, 64 ) );
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}
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static __thread blake256_4way_context l2h_4way_blake_mid;
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void lyra2h_4way_midstate( const void* input )
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{
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blake256_4way_init( &l2h_4way_blake_mid );
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blake256_4way_update( &l2h_4way_blake_mid, input, 64 );
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}
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void lyra2h_4way_hash( void *state, const void *input )
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{
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uint32_t hash0[8] __attribute__ ((aligned (64)));
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uint32_t hash1[8] __attribute__ ((aligned (64)));
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uint32_t hash2[8] __attribute__ ((aligned (64)));
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uint32_t hash3[8] __attribute__ ((aligned (64)));
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uint32_t vhash[8*4] __attribute__ ((aligned (64)));
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blake256_4way_context ctx_blake __attribute__ ((aligned (64)));
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memcpy( &ctx_blake, &l2h_4way_blake_mid, sizeof l2h_4way_blake_mid );
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blake256_4way( &ctx_blake, input + (64*4), 16 );
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blake256_4way_close( &ctx_blake, vhash );
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dintrlv_4x32( hash0, hash1, hash2, hash3, vhash, 256 );
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LYRA2Z( lyra2h_4way_matrix, state, 32, hash0, 32, hash0, 32,
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16, 16, 16 );
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LYRA2Z( lyra2h_4way_matrix, state+32, 32, hash1, 32, hash1,
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32, 16, 16, 16 );
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LYRA2Z( lyra2h_4way_matrix, state+64, 32, hash2, 32, hash2,
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32, 16, 16, 16 );
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LYRA2Z( lyra2h_4way_matrix, state+96, 32, hash3, 32, hash3,
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32, 16, 16, 16 );
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}
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int scanhash_lyra2h_4way( struct work *work, uint32_t max_nonce,
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uint64_t *hashes_done, struct thr_info *mythr )
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{
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uint32_t hash[8*4] __attribute__ ((aligned (64)));
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uint32_t vdata[20*4] __attribute__ ((aligned (64)));
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uint32_t *pdata = work->data;
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uint32_t *ptarget = work->target;
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const uint32_t Htarg = ptarget[7];
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const uint32_t first_nonce = pdata[19];
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uint32_t n = first_nonce;
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__m128i *noncev = (__m128i*)vdata + 19; // aligned
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int thr_id = mythr->id; // thr_id arg is deprecated
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if ( opt_benchmark )
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ptarget[7] = 0x0000ff;
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mm128_bswap32_intrlv80_4x32( vdata, pdata );
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lyra2h_4way_midstate( vdata );
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do {
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*noncev = mm128_bswap_32( _mm_set_epi32( n+3, n+2, n+1, n ) );
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lyra2h_4way_hash( hash, vdata );
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for ( int i = 0; i < 4; i++ )
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if ( (hash+(i<<3))[7] <= Htarg && fulltest( hash+(i<<3), ptarget )
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&& !opt_benchmark )
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{
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pdata[19] = n+i;
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submit_lane_solution( work, hash+(i<<3), mythr, i );
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}
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n += 4;
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} while ( (n < max_nonce-4) && !work_restart[thr_id].restart);
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*hashes_done = n - first_nonce + 1;
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return 0;
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}
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#endif
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