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https://github.com/JayDDee/cpuminer-opt.git
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125 lines
4.1 KiB
C
125 lines
4.1 KiB
C
#include "nist5-gate.h"
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#include <stdlib.h>
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#include <stdint.h>
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#include <string.h>
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#include <stdio.h>
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#if defined(NIST5_4WAY)
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#include "algo/blake/blake-hash-4way.h"
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#include "algo/skein/skein-hash-4way.h"
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#include "algo/jh/jh-hash-4way.h"
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#include "algo/keccak/keccak-hash-4way.h"
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#include "algo/groestl/aes_ni/hash-groestl.h"
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void nist5hash_4way( void *out, const void *input )
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{
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uint64_t hash0[8] __attribute__ ((aligned (64)));
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uint64_t hash1[8] __attribute__ ((aligned (64)));
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uint64_t hash2[8] __attribute__ ((aligned (64)));
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uint64_t hash3[8] __attribute__ ((aligned (64)));
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uint64_t vhash[8*4] __attribute__ ((aligned (64)));
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blake512_4way_context ctx_blake;
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hashState_groestl ctx_groestl;
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jh512_4way_context ctx_jh;
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skein512_4way_context ctx_skein;
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keccak512_4way_context ctx_keccak;
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blake512_4way_init( &ctx_blake );
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blake512_4way( &ctx_blake, input, 80 );
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blake512_4way_close( &ctx_blake, vhash );
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dintrlv_4x64( hash0, hash1, hash2, hash3, vhash, 512 );
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init_groestl( &ctx_groestl, 64 );
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update_and_final_groestl( &ctx_groestl, (char*)hash0,
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(const char*)hash0, 512 );
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init_groestl( &ctx_groestl, 64 );
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update_and_final_groestl( &ctx_groestl, (char*)hash1,
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(const char*)hash1, 512 );
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init_groestl( &ctx_groestl, 64 );
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update_and_final_groestl( &ctx_groestl, (char*)hash2,
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(const char*)hash2, 512 );
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init_groestl( &ctx_groestl, 64 );
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update_and_final_groestl( &ctx_groestl, (char*)hash3,
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(const char*)hash3, 512 );
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intrlv_4x64( vhash, hash0, hash1, hash2, hash3, 512 );
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jh512_4way_init( &ctx_jh );
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jh512_4way( &ctx_jh, vhash, 64 );
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jh512_4way_close( &ctx_jh, vhash );
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keccak512_4way_init( &ctx_keccak );
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keccak512_4way( &ctx_keccak, vhash, 64 );
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keccak512_4way_close( &ctx_keccak, vhash );
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skein512_4way_init( &ctx_skein );
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skein512_4way( &ctx_skein, vhash, 64 );
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skein512_4way_close( &ctx_skein, out );
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}
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int scanhash_nist5_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[4*16] __attribute__ ((aligned (64)));
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uint32_t *hash7 = &(hash[25]);
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uint32_t lane_hash[8] __attribute__ ((aligned (32)));
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uint32_t vdata[24*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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uint32_t n = pdata[19];
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const uint32_t first_nonce = pdata[19];
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const uint32_t Htarg = ptarget[7];
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__m256i *noncev = (__m256i*)vdata + 9; // aligned
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int thr_id = mythr->id; // thr_id arg is deprecated
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uint64_t htmax[] = { 0,
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0xF,
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0xFF,
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0xFFF,
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0xFFFF,
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0x10000000 };
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uint32_t masks[] = { 0xFFFFFFFF,
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0xFFFFFFF0,
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0xFFFFFF00,
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0xFFFFF000,
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0xFFFF0000,
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0 };
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mm256_bswap32_intrlv80_4x64( vdata, pdata );
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for ( int m=0; m < 6; m++ )
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{
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if (Htarg <= htmax[m])
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{
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uint32_t mask = masks[m];
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do {
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*noncev = mm256_intrlv_blend_32( mm256_bswap_32(
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_mm256_set_epi32( n+3, 0, n+2, 0, n+1, 0, n, 0 ) ), *noncev );
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nist5hash_4way( hash, vdata );
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for ( int lane = 0; lane < 4; lane++ )
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if ( ( hash7[ lane ] & mask ) == 0 )
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{
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extr_lane_4x64( lane_hash, hash, lane, 256 );
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if ( fulltest( lane_hash, ptarget ) && !opt_benchmark )
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{
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pdata[19] = n + lane;
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submit_lane_solution( work, lane_hash, mythr, lane );
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}
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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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break;
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}
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}
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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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