mirror of
https://github.com/JayDDee/cpuminer-opt.git
synced 2025-09-17 23:44:27 +00:00
128 lines
4.0 KiB
C
128 lines
4.0 KiB
C
#include "tribus-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(TRIBUS_4WAY)
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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/echo/aes_ni/hash_api.h"
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//hashState_echo tribus_4way_ctx __attribute__ ((aligned (64)));
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static __thread jh512_4way_context ctx_mid;
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/*
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void init_tribus_4way_ctx()
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{
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init_echo( &tribus_4way_ctx, 512 );
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}
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*/
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void tribus_hash_4way(void *state, 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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jh512_4way_context ctx_jh;
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keccak512_4way_context ctx_keccak;
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hashState_echo ctx_echo;
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memcpy( &ctx_jh, &ctx_mid, sizeof(ctx_mid) );
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jh512_4way( &ctx_jh, input + (64<<2), 16 );
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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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dintrlv_4x64( hash0, hash1, hash2, hash3, vhash, 512 );
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// hash echo serially
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init_echo( &ctx_echo, 512 );
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update_final_echo( &ctx_echo, (BitSequence *) hash0,
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(const BitSequence *) hash0, 512 );
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init_echo( &ctx_echo, 512 );
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update_final_echo( &ctx_echo, (BitSequence *) hash1,
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(const BitSequence *) hash1, 512 );
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init_echo( &ctx_echo, 512 );
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update_final_echo( &ctx_echo, (BitSequence *) hash2,
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(const BitSequence *) hash2, 512 );
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init_echo( &ctx_echo, 512 );
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update_final_echo( &ctx_echo, (BitSequence *) hash3,
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(const BitSequence *) hash3, 512 );
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memcpy( state, hash0, 32 );
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memcpy( state+32, hash1, 32 );
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memcpy( state+64, hash2, 32 );
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memcpy( state+96, hash3, 32 );
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}
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int scanhash_tribus_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*8] __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 first_nonce = pdata[19];
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const uint32_t Htarg = ptarget[7];
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uint32_t n = pdata[19];
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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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// precalc midstate
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// doing it one way then then interleaving would be faster but too
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// complicated tto interleave context.
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jh512_4way_init( &ctx_mid );
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jh512_4way( &ctx_mid, vdata, 64 );
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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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tribus_hash_4way( hash, vdata );
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pdata[19] = n;
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for ( int i = 0; i < 4; i++ )
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if ( ( !( (hash+(i<<3))[7] & mask ) )
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&& 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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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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