Files
cpuminer-opt-gpu/algo/argon2d/argon2d/opt.c
Jay D Dee e043698442 v23.7
2023-11-07 04:59:44 -05:00

343 lines
13 KiB
C

/*
* Argon2 reference source code package - reference C implementations
*
* Copyright 2015
* Daniel Dinu, Dmitry Khovratovich, Jean-Philippe Aumasson, and Samuel Neves
*
* You may use this work under the terms of a Creative Commons CC0 1.0
* License/Waiver or the Apache Public License 2.0, at your option. The terms of
* these licenses can be found at:
*
* - CC0 1.0 Universal : http://creativecommons.org/publicdomain/zero/1.0
* - Apache 2.0 : http://www.apache.org/licenses/LICENSE-2.0
*
* You should have received a copy of both of these licenses along with this
* software. If not, they may be obtained at the above URLs.
*/
#include <stdint.h>
#include <string.h>
#include <stdlib.h>
#include "argon2.h"
#include "core.h"
#include "simd-utils.h"
#include "../blake2/blake2.h"
#include "../blake2/blamka-round-opt.h"
/*
* Function fills a new memory block and optionally XORs the old block over the new one.
* Memory must be initialized.
* @param state Pointer to the just produced block. Content will be updated(!)
* @param ref_block Pointer to the reference block
* @param next_block Pointer to the block to be XORed over. May coincide with @ref_block
* @param with_xor Whether to XOR into the new block (1) or just overwrite (0)
* @pre all block pointers must be valid
*/
#if defined(__AVX512F__)
static inline __m512i blamka( __m512i x, __m512i y )
{
__m512i xy = _mm512_mul_epu32( x, y );
return _mm512_add_epi64( _mm512_add_epi64( x, y ),
_mm512_add_epi64( xy, xy ) );
}
static void fill_block( __m512i *state, const block *ref_block,
block *next_block, int with_xor )
{
__m512i block_XY[ARGON2_512BIT_WORDS_IN_BLOCK];
unsigned int i;
if ( with_xor )
{
for ( i = 0; i < ARGON2_512BIT_WORDS_IN_BLOCK; i++ )
{
state[i] = _mm512_xor_si512( state[i],
_mm512_load_si512( (const __m512i*)ref_block->v + i ) );
block_XY[i] = _mm512_xor_si512( state[i],
_mm512_load_si512( (const __m512i*)next_block->v + i ) );
}
}
else
{
for ( i = 0; i < ARGON2_512BIT_WORDS_IN_BLOCK; i++ )
block_XY[i] = state[i] = _mm512_xor_si512( state[i],
_mm512_load_si512( (const __m512i*)ref_block->v + i ) );
}
BLAKE2_ROUND_1( state[ 0], state[ 1], state[ 2], state[ 3],
state[ 4], state[ 5], state[ 6], state[ 7] );
BLAKE2_ROUND_1( state[ 8], state[ 9], state[10], state[11],
state[12], state[13], state[14], state[15] );
BLAKE2_ROUND_2( state[ 0], state[ 2], state[ 4], state[ 6],
state[ 8], state[10], state[12], state[14] );
BLAKE2_ROUND_2( state[ 1], state[ 3], state[ 5], state[ 7],
state[ 9], state[11], state[13], state[15] );
for ( i = 0; i < ARGON2_512BIT_WORDS_IN_BLOCK; i++ )
{
state[i] = _mm512_xor_si512( state[i], block_XY[i] );
_mm512_store_si512( (__m512i*)next_block->v + i, state[i] );
}
}
#elif defined(__AVX2__)
static void fill_block( __m256i *state, const block *ref_block,
block *next_block, int with_xor )
{
__m256i block_XY[ARGON2_HWORDS_IN_BLOCK];
unsigned int i;
if ( with_xor )
{
for ( i = 0; i < ARGON2_HWORDS_IN_BLOCK; i++ )
{
state[i] = _mm256_xor_si256( state[i],
_mm256_load_si256( (const __m256i*)ref_block->v + i) );
block_XY[i] = _mm256_xor_si256( state[i],
_mm256_load_si256( (const __m256i*)next_block->v + i) );
}
}
else
{
for ( i = 0; i < ARGON2_HWORDS_IN_BLOCK; i++ )
block_XY[i] = state[i] = _mm256_xor_si256( state[i],
_mm256_load_si256( (const __m256i*)ref_block->v + i) );
}
BLAKE2_ROUND_1( state[ 0], state[ 4], state[ 1], state[ 5],
state[ 2], state[ 6], state[ 3], state[ 7] );
BLAKE2_ROUND_1( state[ 8], state[12], state[ 9], state[13],
state[10], state[14], state[11], state[15] );
BLAKE2_ROUND_1( state[16], state[20], state[17], state[21],
state[18], state[22], state[19], state[23] );
BLAKE2_ROUND_1( state[24], state[28], state[25], state[29],
state[26], state[30], state[27], state[31] );
BLAKE2_ROUND_2( state[ 0], state[ 4], state[ 8], state[12],
state[16], state[20], state[24], state[28] );
BLAKE2_ROUND_2( state[ 1], state[ 5], state[ 9], state[13],
state[17], state[21], state[25], state[29] );
BLAKE2_ROUND_2( state[ 2], state[ 6], state[10], state[14],
state[18], state[22], state[26], state[30] );
BLAKE2_ROUND_2( state[ 3], state[ 7], state[11], state[15],
state[19], state[23], state[27], state[31] );
for ( i = 0; i < ARGON2_HWORDS_IN_BLOCK; i++ )
{
state[i] = _mm256_xor_si256( state[i], block_XY[i] );
_mm256_store_si256( (__m256i*)next_block->v + i, state[i] );
}
}
#else // SSE2
static void fill_block( v128u64_t *state, const block *ref_block,
block *next_block, int with_xor )
{
v128u64_t block_XY[ARGON2_OWORDS_IN_BLOCK];
unsigned int i;
if ( with_xor )
{
for ( i = 0; i < ARGON2_OWORDS_IN_BLOCK; i++ )
{
state[i] = v128_xor( state[i],
v128_load( (const v128_t*)ref_block->v + i) );
block_XY[i] = v128_xor( state[i],
v128_load( (const v128_t*)next_block->v + i) );
}
}
else
{
for ( i = 0; i < ARGON2_OWORDS_IN_BLOCK; i++ )
block_XY[i] = state[i] = v128_xor( state[i],
v128_load( (const v128_t*)ref_block->v + i) );
}
BLAKE2_ROUND( state[ 0], state[ 1], state[ 2], state[ 3],
state[ 4], state[ 5], state[ 6], state[ 7] );
BLAKE2_ROUND( state[ 8], state[ 9], state[10], state[11],
state[12], state[13], state[14], state[15] );
BLAKE2_ROUND( state[16], state[17], state[18], state[19],
state[20], state[21], state[22], state[23] );
BLAKE2_ROUND( state[24], state[25], state[26], state[27],
state[28], state[29], state[30], state[31] );
BLAKE2_ROUND( state[32], state[33], state[34], state[35],
state[36], state[37], state[38], state[39] );
BLAKE2_ROUND( state[40], state[41], state[42], state[43],
state[44], state[45], state[46], state[47] );
BLAKE2_ROUND( state[48], state[49], state[50], state[51],
state[52], state[53], state[54], state[55] );
BLAKE2_ROUND( state[56], state[57], state[58], state[59],
state[60], state[61], state[62], state[63] );
BLAKE2_ROUND( state[ 0], state[ 8], state[16], state[24],
state[32], state[40], state[48], state[56] );
BLAKE2_ROUND( state[ 1], state[ 9], state[17], state[25],
state[33], state[41], state[49], state[57] );
BLAKE2_ROUND( state[ 2], state[10], state[18], state[26],
state[34], state[42], state[50], state[58] );
BLAKE2_ROUND( state[ 3], state[11], state[19], state[27],
state[35], state[43], state[51], state[59] );
BLAKE2_ROUND( state[ 4], state[12], state[20], state[28],
state[36], state[44], state[52], state[60] );
BLAKE2_ROUND( state[ 5], state[13], state[21], state[29],
state[37], state[45], state[53], state[61] );
BLAKE2_ROUND( state[ 6], state[14], state[22], state[30],
state[38], state[46], state[54], state[62] );
BLAKE2_ROUND( state[ 7], state[15], state[23], state[31],
state[39], state[47], state[55], state[63] );
for ( i = 0; i < ARGON2_OWORDS_IN_BLOCK; i++ )
{
state[i] = v128_xor( state[i], block_XY[i] );
v128_store( (v128_t*)next_block->v + i, state[i] );
}
}
#endif
#if 0
static void next_addresses(block *address_block, block *input_block) {
/*Temporary zero-initialized blocks*/
#if defined(__AVX512F__)
__m512i zero_block[ARGON2_512BIT_WORDS_IN_BLOCK];
__m512i zero2_block[ARGON2_512BIT_WORDS_IN_BLOCK];
#elif defined(__AVX2__)
__m256i zero_block[ARGON2_HWORDS_IN_BLOCK];
__m256i zero2_block[ARGON2_HWORDS_IN_BLOCK];
#else
v128_t zero_block[ARGON2_OWORDS_IN_BLOCK];
v128_t zero2_block[ARGON2_OWORDS_IN_BLOCK];
#endif
memset(zero_block, 0, sizeof(zero_block));
memset(zero2_block, 0, sizeof(zero2_block));
/*Increasing index counter*/
input_block->v[6]++;
/*First iteration of G*/
fill_block(zero_block, input_block, address_block, 0);
/*Second iteration of G*/
fill_block(zero2_block, address_block, address_block, 0);
}
#endif
void fill_segment(const argon2_instance_t *instance,
argon2_position_t position) {
block *ref_block = NULL, *curr_block = NULL;
// block address_block, input_block;
uint64_t pseudo_rand, ref_index, ref_lane;
uint32_t prev_offset, curr_offset;
uint32_t starting_index, i;
#if defined(__AVX512F__)
__m512i state[ARGON2_512BIT_WORDS_IN_BLOCK];
#elif defined(__AVX2__)
__m256i state[ARGON2_HWORDS_IN_BLOCK];
#else
v128u64_t state[ARGON2_OWORDS_IN_BLOCK];
#endif
// int data_independent_addressing;
if (instance == NULL) {
return;
}
// data_independent_addressing =
// (instance->type == Argon2_i) ||
// (instance->type == Argon2_id && (position.pass == 0) &&
// (position.slice < ARGON2_SYNC_POINTS / 2));
// if (data_independent_addressing) {
// init_block_value(&input_block, 0);
// input_block.v[0] = position.pass;
// input_block.v[1] = position.lane;
// input_block.v[2] = position.slice;
// input_block.v[3] = instance->memory_blocks;
// input_block.v[4] = instance->passes;
// input_block.v[5] = instance->type;
// }
starting_index = 0;
if ((0 == position.pass) && (0 == position.slice)) {
starting_index = 2; /* we have already generated the first two blocks */
/* Don't forget to generate the first block of addresses: */
// if (data_independent_addressing) {
// next_addresses(&address_block, &input_block);
// }
}
/* Offset of the current block */
curr_offset = position.lane * instance->lane_length +
position.slice * instance->segment_length + starting_index;
if (0 == curr_offset % instance->lane_length) {
/* Last block in this lane */
prev_offset = curr_offset + instance->lane_length - 1;
} else {
/* Previous block */
prev_offset = curr_offset - 1;
}
memcpy(state, ((instance->memory + prev_offset)->v), ARGON2_BLOCK_SIZE);
for (i = starting_index; i < instance->segment_length;
++i, ++curr_offset, ++prev_offset) {
/*1.1 Rotating prev_offset if needed */
if (curr_offset % instance->lane_length == 1) {
prev_offset = curr_offset - 1;
}
/* 1.2 Computing the index of the reference block */
/* 1.2.1 Taking pseudo-random value from the previous block */
// if (data_independent_addressing) {
// if (i % ARGON2_ADDRESSES_IN_BLOCK == 0) {
// next_addresses(&address_block, &input_block);
// }
// pseudo_rand = address_block.v[i % ARGON2_ADDRESSES_IN_BLOCK];
// } else {
pseudo_rand = instance->memory[prev_offset].v[0];
// }
/* 1.2.2 Computing the lane of the reference block */
ref_lane = ((pseudo_rand >> 32)) % instance->lanes;
if ((position.pass == 0) && (position.slice == 0)) {
/* Can not reference other lanes yet */
ref_lane = position.lane;
}
/* 1.2.3 Computing the number of possible reference block within the
* lane.
*/
position.index = i;
ref_index = index_alpha(instance, &position, pseudo_rand & 0xFFFFFFFF,
ref_lane == position.lane);
/* 2 Creating a new block */
ref_block =
instance->memory + instance->lane_length * ref_lane + ref_index;
curr_block = instance->memory + curr_offset;
if (ARGON2_VERSION_10 == instance->version) {
/* version 1.2.1 and earlier: overwrite, not XOR */
fill_block(state, ref_block, curr_block, 0);
} else {
if(0 == position.pass) {
fill_block(state, ref_block, curr_block, 0);
} else {
fill_block(state, ref_block, curr_block, 1);
}
}
}
}