mirror of
https://github.com/JayDDee/cpuminer-opt.git
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317 lines
9.3 KiB
C
317 lines
9.3 KiB
C
#include "timetravel10-gate.h"
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#if !defined(TIMETRAVEL10_8WAY) && !defined(TIMETRAVEL10_4WAY)
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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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#include "algo/blake/sph_blake.h"
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#include "algo/bmw/sph_bmw.h"
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#include "algo/jh/sph_jh.h"
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#include "algo/keccak/sph_keccak.h"
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#include "algo/skein/sph_skein.h"
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#include "algo/cubehash/cubehash_sse2.h"
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#include "algo/shavite/sph_shavite.h"
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#include "algo/simd/simd-hash-2way.h"
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#ifdef __AES__
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#include "algo/groestl/aes_ni/hash-groestl.h"
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#else
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#include "algo/groestl/sph_groestl.h"
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#endif
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#include "algo/luffa/luffa_for_sse2.h"
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static __thread uint32_t s_ntime = UINT32_MAX;
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static __thread int permutation[TT10_FUNC_COUNT] = { 0 };
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typedef struct {
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sph_blake512_context blake;
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sph_bmw512_context bmw;
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sph_skein512_context skein;
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sph_jh512_context jh;
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sph_keccak512_context keccak;
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hashState_luffa luffa;
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cubehashParam cube;
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sph_shavite512_context shavite;
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simd512_context simd;
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#ifdef __AES__
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hashState_groestl groestl;
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#else
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sph_groestl512_context groestl;
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#endif
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} tt10_ctx_holder;
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tt10_ctx_holder tt10_ctx __attribute__ ((aligned (64)));
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__thread tt10_ctx_holder tt10_mid __attribute__ ((aligned (64)));
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void init_tt10_ctx()
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{
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sph_blake512_init( &tt10_ctx.blake );
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sph_bmw512_init( &tt10_ctx.bmw );
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sph_skein512_init( &tt10_ctx.skein );
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sph_jh512_init( &tt10_ctx.jh );
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sph_keccak512_init( &tt10_ctx.keccak );
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init_luffa( &tt10_ctx.luffa, 512 );
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cubehashInit( &tt10_ctx.cube, 512, 16, 32 );
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sph_shavite512_init( &tt10_ctx.shavite );
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#ifdef __AES__
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init_groestl( &tt10_ctx.groestl, 64 );
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#else
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sph_groestl512_init( &tt10_ctx.groestl );
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#endif
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};
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void timetravel10_hash(void *output, const void *input)
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{
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uint32_t hash[ 16 * TT10_FUNC_COUNT ] __attribute__ ((aligned (64)));
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uint32_t *hashA, *hashB;
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tt10_ctx_holder ctx __attribute__ ((aligned (64)));
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uint32_t dataLen = 64;
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uint32_t *work_data = (uint32_t *)input;
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int i;
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const int midlen = 64; // bytes
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const int tail = 80 - midlen; // 16
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memcpy( &ctx, &tt10_ctx, sizeof(tt10_ctx) );
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for ( i = 0; i < TT10_FUNC_COUNT; i++ )
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{
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if (i == 0)
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{
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dataLen = 80;
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hashA = work_data;
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}
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else
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{
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dataLen = 64;
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hashA = &hash[16 * (i - 1)];
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}
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hashB = &hash[16 * i];
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switch ( permutation[i] )
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{
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case 0:
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if ( i == 0 )
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{
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memcpy( &ctx.blake, &tt10_mid.blake, sizeof tt10_mid.blake );
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sph_blake512( &ctx.blake, input + midlen, tail );
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sph_blake512_close( &ctx.blake, hashB );
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}
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else
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{
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sph_blake512( &ctx.blake, hashA, dataLen );
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sph_blake512_close( &ctx.blake, hashB );
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}
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break;
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case 1:
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if ( i == 0 )
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{
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memcpy( &ctx.bmw, &tt10_mid.bmw, sizeof tt10_mid.bmw );
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sph_bmw512( &ctx.bmw, input + midlen, tail );
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sph_bmw512_close( &ctx.bmw, hashB );
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}
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else
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{
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sph_bmw512( &ctx.bmw, hashA, dataLen );
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sph_bmw512_close( &ctx.bmw, hashB );
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}
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break;
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case 2:
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#ifdef __AES__
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update_and_final_groestl( &ctx.groestl, (char*)hashB,
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(char*)hashA, dataLen*8 );
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#else
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if ( i == 0 )
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{
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memcpy( &ctx.groestl, &tt10_mid.groestl, sizeof tt10_mid.groestl );
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sph_groestl512( &ctx.groestl, input + midlen, tail );
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sph_groestl512_close( &ctx.groestl, hashB );
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}
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else
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{
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sph_groestl512( &ctx.groestl, hashA, dataLen );
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sph_groestl512_close( &ctx.groestl, hashB );
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}
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#endif
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break;
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case 3:
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if ( i == 0 )
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{
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memcpy( &ctx.skein, &tt10_mid.skein, sizeof tt10_mid.skein );
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sph_skein512( &ctx.skein, input + midlen, tail );
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sph_skein512_close( &ctx.skein, hashB );
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}
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else
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{
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sph_skein512( &ctx.skein, hashA, dataLen );
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sph_skein512_close( &ctx.skein, hashB );
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}
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break;
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case 4:
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if ( i == 0 )
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{
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memcpy( &ctx.jh, &tt10_mid.jh, sizeof tt10_mid.jh );
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sph_jh512( &ctx.jh, input + midlen, tail );
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sph_jh512_close( &ctx.jh, hashB );
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}
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else
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{
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sph_jh512( &ctx.jh, hashA, dataLen );
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sph_jh512_close( &ctx.jh, hashB);
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}
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break;
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case 5:
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if ( i == 0 )
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{
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memcpy( &ctx.keccak, &tt10_mid.keccak, sizeof tt10_mid.keccak );
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sph_keccak512( &ctx.keccak, input + midlen, tail );
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sph_keccak512_close( &ctx.keccak, hashB );
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}
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else
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{
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sph_keccak512( &ctx.keccak, hashA, dataLen );
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sph_keccak512_close( &ctx.keccak, hashB );
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}
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break;
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case 6:
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if ( i == 0 )
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{
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memcpy( &ctx.luffa, &tt10_mid.luffa, sizeof tt10_mid.luffa );
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update_and_final_luffa( &ctx.luffa, hashB, input + 64, 16 );
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}
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else
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{
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update_and_final_luffa( &ctx.luffa, hashB, hashA, dataLen );
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}
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break;
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case 7:
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if ( i == 0 )
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{
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memcpy( &ctx.cube, &tt10_mid.cube, sizeof tt10_mid.cube );
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cubehashUpdateDigest( &ctx.cube, hashB, input + midlen, tail );
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}
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else
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{
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cubehashUpdateDigest( &ctx.cube, hashB, hashA, dataLen );
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}
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break;
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case 8:
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if ( i == 0 )
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{
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memcpy( &ctx.shavite, &tt10_mid.shavite, sizeof tt10_mid.shavite );
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sph_shavite512( &ctx.shavite, input + midlen, tail*8 );
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sph_shavite512_close( &ctx.shavite, hashB );
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}
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else
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{
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sph_shavite512( &ctx.shavite, hashA, dataLen );
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sph_shavite512_close( &ctx.shavite, hashB );
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}
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break;
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case 9:
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simd512_ctx( &ctx.simd, hashB, hashA, dataLen );
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break;
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default:
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break;
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}
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}
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memcpy(output, &hash[16 * (TT10_FUNC_COUNT - 1)], 32);
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}
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int scanhash_timetravel10( 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 _ALIGN(64) hash[8];
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uint32_t _ALIGN(64) endiandata[20];
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uint32_t *pdata = work->data;
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uint32_t *ptarget = work->target;
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int thr_id = mythr->id; // thr_id arg is deprecated
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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 nonce = first_nonce;
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volatile uint8_t *restart = &(work_restart[thr_id].restart);
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int i;
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if (opt_benchmark)
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ptarget[7] = 0x0cff;
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for (int k=0; k < 19; k++)
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be32enc(&endiandata[k], pdata[k]);
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const uint32_t timestamp = endiandata[17];
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if ( timestamp != s_ntime )
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{
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const int steps = ( timestamp - TT10_FUNC_BASE_TIMESTAMP )
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% TT10_FUNC_COUNT_PERMUTATIONS;
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for ( i = 0; i < TT10_FUNC_COUNT; i++ )
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permutation[i] = i;
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for ( i = 0; i < steps; i++ )
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tt10_next_permutation( permutation, permutation + TT10_FUNC_COUNT );
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s_ntime = timestamp;
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// do midstate precalc for first function
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switch ( permutation[0] )
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{
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case 0:
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memcpy( &tt10_mid.blake, &tt10_ctx.blake, sizeof(tt10_mid.blake) );
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sph_blake512( &tt10_mid.blake, endiandata, 64 );
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break;
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case 1:
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memcpy( &tt10_mid.bmw, &tt10_ctx.bmw, sizeof(tt10_mid.bmw) );
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sph_bmw512( &tt10_mid.bmw, endiandata, 64 );
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break;
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case 2:
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#ifndef __AES__
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memcpy( &tt10_mid.groestl, &tt10_ctx.groestl, sizeof(tt10_mid.groestl ) );
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sph_groestl512( &tt10_mid.groestl, endiandata, 64 );
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#endif
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break;
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case 3:
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memcpy( &tt10_mid.skein, &tt10_ctx.skein, sizeof(tt10_mid.skein ) );
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sph_skein512( &tt10_mid.skein, endiandata, 64 );
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break;
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case 4:
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memcpy( &tt10_mid.jh, &tt10_ctx.jh, sizeof(tt10_mid.jh ) );
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sph_jh512( &tt10_mid.jh, endiandata, 64 );
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break;
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case 5:
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memcpy( &tt10_mid.keccak, &tt10_ctx.keccak, sizeof(tt10_mid.keccak ) );
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sph_keccak512( &tt10_mid.keccak, endiandata, 64 );
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break;
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case 6:
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memcpy( &tt10_mid.luffa, &tt10_ctx.luffa, sizeof(tt10_mid.luffa ) );
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update_luffa( &tt10_mid.luffa, endiandata, 64 );
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break;
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case 7:
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memcpy( &tt10_mid.cube, &tt10_ctx.cube, sizeof(tt10_mid.cube ) );
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cubehashUpdate( &tt10_mid.cube, endiandata, 64 );
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break;
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case 8:
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memcpy( &tt10_mid.shavite, &tt10_ctx.shavite, sizeof(tt10_mid.shavite ) );
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sph_shavite512( &tt10_mid.shavite, endiandata, 64 );
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break;
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default:
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break;
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}
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}
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do {
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be32enc( &endiandata[19], nonce );
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timetravel10_hash( hash, endiandata );
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if ( hash[7] <= Htarg && fulltest( hash, ptarget) )
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{
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pdata[19] = nonce;
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submit_solution( work, hash, mythr );
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}
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nonce++;
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} while (nonce < max_nonce && !(*restart));
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pdata[19] = nonce;
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*hashes_done = pdata[19] - first_nonce + 1;
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return 0;
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}
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#endif
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