mirror of
https://github.com/JayDDee/cpuminer-opt.git
synced 2025-09-17 23:44:27 +00:00
121 lines
3.5 KiB
C
121 lines
3.5 KiB
C
#include "blake-gate.h"
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#include "blake-hash-4way.h"
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#include <string.h>
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#include <stdint.h>
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#include <memory.h>
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#if defined (BLAKE_4WAY)
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blake256r14_4way_context blake_4w_ctx;
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void blakehash_4way(void *state, const void *input)
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{
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uint32_t vhash[8*4] __attribute__ ((aligned (64)));
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blake256r14_4way_context ctx;
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memcpy( &ctx, &blake_4w_ctx, sizeof ctx );
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blake256r14_4way( &ctx, input + (64<<2), 16 );
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blake256r14_4way_close( &ctx, vhash );
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dintrlv_4x32( state, state+32, state+64, state+96, vhash, 256 );
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}
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int scanhash_blake_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 vdata[20*4] __attribute__ ((aligned (64)));
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uint32_t hash[8*4] __attribute__ ((aligned (32)));
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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 first_nonce = pdata[19];
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uint32_t HTarget = ptarget[7];
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__m128i *noncev = (__m128i*)vdata + 19; // aligned
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uint32_t n = first_nonce;
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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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HTarget = 0x7f;
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mm128_bswap32_intrlv80_4x32( vdata, pdata );
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blake256r14_4way_init( &blake_4w_ctx );
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blake256r14_4way( &blake_4w_ctx, vdata, 64 );
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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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blakehash_4way( hash, vdata );
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for ( int i = 0; i < 4; i++ )
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if ( (hash+(i<<3))[7] <= HTarget )
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if ( fulltest( hash+(i<<3), ptarget ) && !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) && !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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#if defined(BLAKE_8WAY)
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blake256r14_8way_context blake_8w_ctx;
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void blakehash_8way( void *state, const void *input )
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{
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uint32_t vhash[8*8] __attribute__ ((aligned (64)));
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blake256r14_8way_context ctx;
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memcpy( &ctx, &blake_8w_ctx, sizeof ctx );
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blake256r14_8way( &ctx, input + (64<<3), 16 );
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blake256r14_8way_close( &ctx, vhash );
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_dintrlv_8x32( state, state+ 32, state+ 64, state+ 96,
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state+128, state+160, state+192, state+224,
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vhash, 256 );
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}
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int scanhash_blake_8way( 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 vdata[20*8] __attribute__ ((aligned (64)));
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uint32_t hash[8*8] __attribute__ ((aligned (32)));
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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 first_nonce = pdata[19];
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uint32_t HTarget = ptarget[7];
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uint32_t n = first_nonce;
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__m256i *noncev = (__m256i*)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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HTarget = 0x7f;
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mm256_bswap32_intrlv80_8x32( vdata, pdata );
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blake256r14_8way_init( &blake_8w_ctx );
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blake256r14_8way( &blake_8w_ctx, vdata, 64 );
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do {
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*noncev = mm256_bswap_32( _mm256_set_epi32( n+7, n+6, n+5, n+4,
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n+3, n+2, n+1, n ) );
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pdata[19] = n;
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blakehash_8way( hash, vdata );
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for ( int i = 0; i < 8; i++ )
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if ( (hash+i)[7] <= HTarget && fulltest( hash+i, ptarget ) )
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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 += 8;
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} while ( (n < max_nonce) !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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