mirror of
https://github.com/JayDDee/cpuminer-opt.git
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132 lines
3.4 KiB
C
132 lines
3.4 KiB
C
#include "phi1612-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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#include "algo/gost/sph_gost.h"
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#include "algo/echo/sph_echo.h"
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#include "algo/fugue//sph_fugue.h"
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#include "algo/cubehash/cubehash_sse2.h"
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#include "algo/skein/sse2/skein.c"
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#include "algo/jh/sph_jh.h"
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#ifndef NO_AES_NI
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#include "algo/echo/aes_ni/hash_api.h"
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#endif
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typedef struct {
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sph_skein512_context skein;
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sph_jh512_context jh;
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cubehashParam cube;
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sph_fugue512_context fugue;
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sph_gost512_context gost;
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#ifdef NO_AES_NI
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sph_echo512_context echo;
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#else
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hashState_echo echo;
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#endif
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} phi_ctx_holder;
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phi_ctx_holder phi_ctx;
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static __thread sph_skein512_context phi_skein_mid
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__attribute__ ((aligned (64)));
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void init_phi1612_ctx()
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{
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sph_skein512_init( &phi_ctx.skein );
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sph_jh512_init( &phi_ctx.jh );
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cubehashInit( &phi_ctx.cube, 512, 16, 32 );
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sph_fugue512_init( &phi_ctx.fugue );
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sph_gost512_init( &phi_ctx.gost );
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#ifdef NO_AES_NI
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sph_echo512_init( &phi_ctx.echo );
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#else
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init_echo( &phi_ctx.echo, 512 );
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#endif
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}
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void phi_skein_midstate( const void* input )
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{
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memcpy( &phi_skein_mid, &phi_ctx.skein, sizeof phi_skein_mid );
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sph_skein512( &phi_skein_mid, input, 64 );
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}
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void phi1612_hash(void *output, const void *input)
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{
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unsigned char hash[128] __attribute__ ((aligned (64)));
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phi_ctx_holder ctx __attribute__ ((aligned (64)));
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memcpy( &ctx, &phi_ctx, sizeof(phi_ctx) );
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memcpy( &ctx.skein, &phi_skein_mid, sizeof phi_skein_mid );
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sph_skein512( &ctx.skein, input + 64, 16 );
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sph_skein512_close( &ctx.skein, hash );
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// sph_skein512( &ctx.skein, input, 80 );
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// sph_skein512_close( &ctx.skein, (void*)hash );
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sph_jh512( &ctx.jh, (const void*)hash, 64 );
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sph_jh512_close( &ctx.jh, (void*)hash );
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cubehashUpdateDigest( &ctx.cube, (byte*) hash, (const byte*)hash, 64 );
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sph_fugue512( &ctx.fugue, (const void*)hash, 64 );
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sph_fugue512_close( &ctx.fugue, (void*)hash );
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sph_gost512( &ctx.gost, hash, 64 );
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sph_gost512_close( &ctx.gost, hash );
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#ifdef NO_AES_NI
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sph_echo512( &ctx.echo, hash, 64 );
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sph_echo512_close( &ctx.echo, hash );
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#else
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update_final_echo ( &ctx.echo, (BitSequence *)hash,
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(const BitSequence *)hash, 512 );
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#endif
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memcpy(output, hash, 32);
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}
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int scanhash_phi1612( int thr_id, struct work *work, uint32_t max_nonce,
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uint64_t *hashes_done )
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{
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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 _ALIGN(64) endiandata[20];
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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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if (opt_benchmark)
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((uint32_t*)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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phi_skein_midstate( endiandata );
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const uint32_t Htarg = ptarget[7];
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do {
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uint32_t hash[8];
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be32enc(&endiandata[19], nonce);
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phi1612_hash(hash, endiandata);
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if (hash[7] <= Htarg && fulltest(hash, ptarget)) {
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pdata[19] = nonce;
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work_set_target_ratio( work, hash );
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*hashes_done = pdata[19] - first_nonce;
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return 1;
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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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