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cpuminer-opt-gpu/algo/sha/sha256t-4way.c
Jay D Dee e6fd9b1d69 v3.19.0
2021-11-10 21:33:44 -05:00

362 lines
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#include "sha256t-gate.h"
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <stdio.h>
#include "sha-hash-4way.h"
#if defined(SHA256T_16WAY)
int scanhash_sha256t_16way( struct work *work, const uint32_t max_nonce,
uint64_t *hashes_done, struct thr_info *mythr )
{
__m512i vdata[32] __attribute__ ((aligned (128)));
__m512i block[16] __attribute__ ((aligned (64)));
__m512i hash32[8] __attribute__ ((aligned (64)));
__m512i initstate[8] __attribute__ ((aligned (64)));
__m512i midstate1[8] __attribute__ ((aligned (64)));
__m512i midstate2[8] __attribute__ ((aligned (64)));
__m512i mexp_pre[16] __attribute__ ((aligned (64)));
uint32_t lane_hash[8] __attribute__ ((aligned (64)));
uint32_t *hash32_d7 = (uint32_t*)&( hash32[7] );
uint32_t *pdata = work->data;
const uint32_t *ptarget = work->target;
const uint32_t targ32_d7 = ptarget[7];
const uint32_t first_nonce = pdata[19];
const uint32_t last_nonce = max_nonce - 16;
uint32_t n = first_nonce;
__m512i *noncev = vdata + 19;
const int thr_id = mythr->id;
const bool bench = opt_benchmark;
const __m512i last_byte = m512_const1_32( 0x80000000 );
const __m512i sixteen = m512_const1_32( 16 );
for ( int i = 0; i < 19; i++ )
vdata[i] = m512_const1_32( pdata[i] );
*noncev = _mm512_set_epi32( n+15, n+14, n+13, n+12, n+11, n+10, n+9, n+8,
n+ 7, n+ 6, n+ 5, n+ 4, n+ 3, n+ 2, n+1, n );
vdata[16+4] = last_byte;
memset_zero_512( vdata+16 + 5, 10 );
vdata[16+15] = m512_const1_32( 80*8 ); // bit count
block[ 8] = last_byte;
memset_zero_512( block + 9, 6 );
block[15] = m512_const1_32( 32*8 ); // bit count
initstate[0] = m512_const1_64( 0x6A09E6676A09E667 );
initstate[1] = m512_const1_64( 0xBB67AE85BB67AE85 );
initstate[2] = m512_const1_64( 0x3C6EF3723C6EF372 );
initstate[3] = m512_const1_64( 0xA54FF53AA54FF53A );
initstate[4] = m512_const1_64( 0x510E527F510E527F );
initstate[5] = m512_const1_64( 0x9B05688C9B05688C );
initstate[6] = m512_const1_64( 0x1F83D9AB1F83D9AB );
initstate[7] = m512_const1_64( 0x5BE0CD195BE0CD19 );
sha256_16way_transform_le( midstate1, vdata, initstate );
// Do 3 rounds on the first 12 bytes of the next block
sha256_16way_prehash_3rounds( midstate2, mexp_pre, vdata+16, midstate1 );
do
{
// 1. final 16 bytes of data, pre-padded
sha256_16way_final_rounds( block, vdata+16, midstate1, midstate2,
mexp_pre );
// 2. 32 byte hash from 1.
sha256_16way_transform_le( block, block, initstate );
// 3. 32 byte hash from 2.
if ( unlikely(
sha256_16way_transform_le_short( hash32, block, initstate ) ) )
{
// byte swap final hash for testing
mm512_block_bswap_32( hash32, hash32 );
for ( int lane = 0; lane < 16; lane++ )
if ( hash32_d7[ lane ] <= targ32_d7 )
{
extr_lane_16x32( lane_hash, hash32, lane, 256 );
if ( likely( valid_hash( lane_hash, ptarget ) && !bench ) )
{
pdata[19] = n + lane;
submit_solution( work, lane_hash, mythr );
}
}
}
*noncev = _mm512_add_epi32( *noncev, sixteen );
n += 16;
} while ( (n < last_nonce) && !work_restart[thr_id].restart );
pdata[19] = n;
*hashes_done = n - first_nonce;
return 0;
}
#endif
#if defined(SHA256T_8WAY)
int scanhash_sha256t_8way( struct work *work, const uint32_t max_nonce,
uint64_t *hashes_done, struct thr_info *mythr )
{
__m256i vdata[32] __attribute__ ((aligned (64)));
__m256i block[16] __attribute__ ((aligned (32)));
__m256i hash32[8] __attribute__ ((aligned (32)));
__m256i initstate[8] __attribute__ ((aligned (32)));
__m256i midstate1[8] __attribute__ ((aligned (32)));
__m256i midstate2[8] __attribute__ ((aligned (32)));
__m256i mexp_pre[16] __attribute__ ((aligned (32)));
uint32_t lane_hash[8] __attribute__ ((aligned (32)));
uint32_t *hash32_d7 = (uint32_t*)&( hash32[7] );
uint32_t *pdata = work->data;
const uint32_t *ptarget = work->target;
const uint32_t targ32_d7 = ptarget[7];
const uint32_t first_nonce = pdata[19];
const uint32_t last_nonce = max_nonce - 8;
uint32_t n = first_nonce;
__m256i *noncev = vdata + 19;
const int thr_id = mythr->id;
const bool bench = opt_benchmark;
const __m256i last_byte = m256_const1_32( 0x80000000 );
const __m256i eight = m256_const1_32( 8 );
for ( int i = 0; i < 19; i++ )
vdata[i] = m256_const1_32( pdata[i] );
*noncev = _mm256_set_epi32( n+ 7, n+ 6, n+ 5, n+ 4, n+ 3, n+ 2, n+1, n );
vdata[16+4] = last_byte;
memset_zero_256( vdata+16 + 5, 10 );
vdata[16+15] = m256_const1_32( 80*8 ); // bit count
block[ 8] = last_byte;
memset_zero_256( block + 9, 6 );
block[15] = m256_const1_32( 32*8 ); // bit count
// initialize state
initstate[0] = m256_const1_64( 0x6A09E6676A09E667 );
initstate[1] = m256_const1_64( 0xBB67AE85BB67AE85 );
initstate[2] = m256_const1_64( 0x3C6EF3723C6EF372 );
initstate[3] = m256_const1_64( 0xA54FF53AA54FF53A );
initstate[4] = m256_const1_64( 0x510E527F510E527F );
initstate[5] = m256_const1_64( 0x9B05688C9B05688C );
initstate[6] = m256_const1_64( 0x1F83D9AB1F83D9AB );
initstate[7] = m256_const1_64( 0x5BE0CD195BE0CD19 );
sha256_8way_transform_le( midstate1, vdata, initstate );
// Do 3 rounds on the first 12 bytes of the next block
sha256_8way_prehash_3rounds( midstate2, mexp_pre, vdata + 16, midstate1 );
do
{
// 1. final 16 bytes of data, with padding
sha256_8way_final_rounds( block, vdata+16, midstate1, midstate2,
mexp_pre );
// 2. 32 byte hash from 1.
sha256_8way_transform_le( block, block, initstate );
// 3. 32 byte hash from 2.
if ( unlikely(
sha256_8way_transform_le_short( hash32, block, initstate ) ) )
{
// byte swap final hash for testing
mm256_block_bswap_32( hash32, hash32 );
for ( int lane = 0; lane < 8; lane++ )
if ( hash32_d7[ lane ] <= targ32_d7 )
{
extr_lane_8x32( lane_hash, hash32, lane, 256 );
if ( likely( valid_hash( lane_hash, ptarget ) && !bench ) )
{
pdata[19] = n + lane;
submit_solution( work, lane_hash, mythr );
}
}
}
*noncev = _mm256_add_epi32( *noncev, eight );
n += 8;
} while ( (n < last_nonce) && !work_restart[thr_id].restart );
pdata[19] = n;
*hashes_done = n - first_nonce;
return 0;
}
#endif
#if defined(SHA256T_4WAY)
// Optimizations are slower with AVX/SSE2
// https://github.com/JayDDee/cpuminer-opt/issues/344
/*
int scanhash_sha256t_4way( struct work *work, const uint32_t max_nonce,
uint64_t *hashes_done, struct thr_info *mythr )
{
__m128i vdata[32] __attribute__ ((aligned (64)));
__m128i block[16] __attribute__ ((aligned (32)));
__m128i hash32[8] __attribute__ ((aligned (32)));
__m128i initstate[8] __attribute__ ((aligned (32)));
__m128i midstate1[8] __attribute__ ((aligned (32)));
__m128i midstate2[8] __attribute__ ((aligned (32)));
__m128i mexp_pre[16] __attribute__ ((aligned (32)));
uint32_t lane_hash[8] __attribute__ ((aligned (32)));
uint32_t *hash32_d7 = (uint32_t*)&( hash32[7] );
uint32_t *pdata = work->data;
const uint32_t *ptarget = work->target;
const uint32_t targ32_d7 = ptarget[7];
const uint32_t first_nonce = pdata[19];
const uint32_t last_nonce = max_nonce - 4;
uint32_t n = first_nonce;
__m128i *noncev = vdata + 19;
const int thr_id = mythr->id;
const bool bench = opt_benchmark;
const __m128i last_byte = m128_const1_32( 0x80000000 );
const __m128i four = m128_const1_32( 4 );
for ( int i = 0; i < 19; i++ )
vdata[i] = m128_const1_32( pdata[i] );
*noncev = _mm_set_epi32( n+ 3, n+ 2, n+1, n );
vdata[16+4] = last_byte;
memset_zero_128( vdata+16 + 5, 10 );
vdata[16+15] = m128_const1_32( 80*8 ); // bit count
block[ 8] = last_byte;
memset_zero_128( block + 9, 6 );
block[15] = m128_const1_32( 32*8 ); // bit count
// initialize state
initstate[0] = m128_const1_64( 0x6A09E6676A09E667 );
initstate[1] = m128_const1_64( 0xBB67AE85BB67AE85 );
initstate[2] = m128_const1_64( 0x3C6EF3723C6EF372 );
initstate[3] = m128_const1_64( 0xA54FF53AA54FF53A );
initstate[4] = m128_const1_64( 0x510E527F510E527F );
initstate[5] = m128_const1_64( 0x9B05688C9B05688C );
initstate[6] = m128_const1_64( 0x1F83D9AB1F83D9AB );
initstate[7] = m128_const1_64( 0x5BE0CD195BE0CD19 );
// hash first 64 bytes of data
sha256_4way_transform_le( midstate1, vdata, initstate );
// Do 3 rounds on the first 12 bytes of the next block
sha256_4way_prehash_3rounds( midstate2, mexp_pre, vdata + 16, midstate1 );
do
{
// 1. final 16 bytes of data, with padding
sha256_4way_final_rounds( block, vdata+16, midstate1, midstate2,
mexp_pre );
// 2. 32 byte hash from 1.
sha256_4way_transform_le( block, block, initstate );
// 3. 32 byte hash from 2.
if ( unlikely(
sha256_4way_transform_le_short( hash32, block, initstate ) ) )
{
// byte swap final hash for testing
mm128_block_bswap_32( hash32, hash32 );
for ( int lane = 0; lane < 4; lane++ )
if ( unlikely( hash32_d7[ lane ] <= targ32_d7 ) )
{
extr_lane_4x32( lane_hash, hash32, lane, 256 );
if ( likely( valid_hash( lane_hash, ptarget ) && !bench ) )
{
pdata[19] = n + lane;
submit_solution( work, lane_hash, mythr );
}
}
}
*noncev = _mm_add_epi32( *noncev, four );
n += 4;
} while ( (n < last_nonce) && !work_restart[thr_id].restart );
pdata[19] = n;
*hashes_done = n - first_nonce;
return 0;
}
*/
int scanhash_sha256t_4way( struct work *work, const uint32_t max_nonce,
uint64_t *hashes_done, struct thr_info *mythr )
{
__m128i vdata[32] __attribute__ ((aligned (64)));
__m128i block[16] __attribute__ ((aligned (32)));
__m128i hash32[8] __attribute__ ((aligned (32)));
__m128i initstate[8] __attribute__ ((aligned (32)));
__m128i midstate[8] __attribute__ ((aligned (32)));
uint32_t lane_hash[8] __attribute__ ((aligned (32)));
uint32_t *hash32_d7 = (uint32_t*)&( hash32[7] );
uint32_t *pdata = work->data;
const uint32_t *ptarget = work->target;
const uint32_t targ32_d7 = ptarget[7];
const uint32_t first_nonce = pdata[19];
const uint32_t last_nonce = max_nonce - 4;
uint32_t n = first_nonce;
__m128i *noncev = vdata + 19;
const int thr_id = mythr->id;
const bool bench = opt_benchmark;
const __m128i last_byte = m128_const1_32( 0x80000000 );
const __m128i four = m128_const1_32( 4 );
for ( int i = 0; i < 19; i++ )
vdata[i] = m128_const1_32( pdata[i] );
*noncev = _mm_set_epi32( n+ 3, n+ 2, n+1, n );
vdata[16+4] = last_byte;
memset_zero_128( vdata+16 + 5, 10 );
vdata[16+15] = m128_const1_32( 80*8 ); // bit count
block[ 8] = last_byte;
memset_zero_128( block + 9, 6 );
block[15] = m128_const1_32( 32*8 ); // bit count
// initialize state
initstate[0] = m128_const1_64( 0x6A09E6676A09E667 );
initstate[1] = m128_const1_64( 0xBB67AE85BB67AE85 );
initstate[2] = m128_const1_64( 0x3C6EF3723C6EF372 );
initstate[3] = m128_const1_64( 0xA54FF53AA54FF53A );
initstate[4] = m128_const1_64( 0x510E527F510E527F );
initstate[5] = m128_const1_64( 0x9B05688C9B05688C );
initstate[6] = m128_const1_64( 0x1F83D9AB1F83D9AB );
initstate[7] = m128_const1_64( 0x5BE0CD195BE0CD19 );
// hash first 64 bytes of data
sha256_4way_transform_le( midstate, vdata, initstate );
do
{
sha256_4way_transform_le( block, vdata+16, midstate );
sha256_4way_transform_le( block, block, initstate );
sha256_4way_transform_le( hash32, block, initstate );
mm128_block_bswap_32( hash32, hash32 );
for ( int lane = 0; lane < 4; lane++ )
if ( unlikely( hash32_d7[ lane ] <= targ32_d7 ) )
{
extr_lane_4x32( lane_hash, hash32, lane, 256 );
if ( likely( valid_hash( lane_hash, ptarget ) && !bench ) )
{
pdata[19] = n + lane;
submit_solution( work, lane_hash, mythr );
}
}
*noncev = _mm_add_epi32( *noncev, four );
n += 4;
} while ( (n < last_nonce) && !work_restart[thr_id].restart );
pdata[19] = n;
*hashes_done = n - first_nonce;
return 0;
}
#endif
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