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https://github.com/wownero/RandomWOW.git
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Support for multiple threads
This commit is contained in:
tevador
+50
-166
@@ -19,135 +19,25 @@ along with RandomX. If not, see<http://www.gnu.org/licenses/>.
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// Parts of this file are originally copyright (c) xmr-stak
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#include "common.hpp"
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#include "dataset.hpp"
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#include "Pcg32.hpp"
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#include "argon2_core.h"
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#include <new>
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#include <algorithm>
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#include <stdexcept>
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#include <cstring>
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#if defined(_MSC_VER)
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#if defined(_M_X64) || (defined(_M_IX86_FP) && _M_IX86_FP == 2)
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#define __SSE2__ 1
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#endif
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#endif
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#include "common.hpp"
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#include "dataset.hpp"
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#include "Pcg32.hpp"
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#include "Cache.hpp"
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#if defined(__SSE2__)
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#include <wmmintrin.h>
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#define PREFETCH(memory) _mm_prefetch((const char *)((memory).dataset + (memory).ma), _MM_HINT_T0)
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#define PREFETCH(memory) _mm_prefetch((const char *)((memory).ds.dataset + (memory).ma), _MM_HINT_T0)
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#else
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#define PREFETCH(memory)
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#endif
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namespace RandomX {
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void initializeCache(const void* input, size_t inputLength, void* memory) {
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uint32_t memory_blocks, segment_length;
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argon2_instance_t instance;
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argon2_context context;
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context.out = nullptr;
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context.outlen = 0;
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context.pwd = CONST_CAST(uint8_t *)input;
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context.pwdlen = (uint32_t)inputLength;
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context.salt = CONST_CAST(uint8_t *)ArgonSalt;
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context.saltlen = (uint32_t)ArgonSaltSize;
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context.secret = NULL;
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context.secretlen = 0;
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context.ad = NULL;
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context.adlen = 0;
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context.t_cost = ArgonIterations;
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context.m_cost = ArgonMemorySize;
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context.lanes = ArgonLanes;
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context.threads = 1;
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context.allocate_cbk = NULL;
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context.free_cbk = NULL;
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context.flags = ARGON2_DEFAULT_FLAGS;
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context.version = ARGON2_VERSION_NUMBER;
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/* 2. Align memory size */
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/* Minimum memory_blocks = 8L blocks, where L is the number of lanes */
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memory_blocks = context.m_cost;
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segment_length = memory_blocks / (context.lanes * ARGON2_SYNC_POINTS);
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instance.version = context.version;
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instance.memory = NULL;
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instance.passes = context.t_cost;
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instance.memory_blocks = memory_blocks;
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instance.segment_length = segment_length;
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instance.lane_length = segment_length * ARGON2_SYNC_POINTS;
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instance.lanes = context.lanes;
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instance.threads = context.threads;
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instance.type = Argon2_d;
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instance.memory = (block*)memory;
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if (instance.threads > instance.lanes) {
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instance.threads = instance.lanes;
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}
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/* 3. Initialization: Hashing inputs, allocating memory, filling first
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* blocks
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*/
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initialize(&instance, &context);
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fill_memory_blocks(&instance);
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}
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// This will shift and xor tmp1 into itself as 4 32-bit vals such as
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// sl_xor(a1 a2 a3 a4) = a1 (a2^a1) (a3^a2^a1) (a4^a3^a2^a1)
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static inline __m128i sl_xor(__m128i tmp1) {
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__m128i tmp4;
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tmp4 = _mm_slli_si128(tmp1, 0x04);
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tmp1 = _mm_xor_si128(tmp1, tmp4);
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tmp4 = _mm_slli_si128(tmp4, 0x04);
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tmp1 = _mm_xor_si128(tmp1, tmp4);
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tmp4 = _mm_slli_si128(tmp4, 0x04);
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tmp1 = _mm_xor_si128(tmp1, tmp4);
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return tmp1;
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}
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template<uint8_t rcon, bool soft>
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static inline void aes_genkey_sub(__m128i* xout0, __m128i* xout2) {
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__m128i xout1 = soft ? soft_aeskeygenassist(*xout2, rcon) : _mm_aeskeygenassist_si128(*xout2, rcon);
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xout1 = _mm_shuffle_epi32(xout1, 0xFF);
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*xout0 = sl_xor(*xout0);
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*xout0 = _mm_xor_si128(*xout0, xout1);
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xout1 = soft ? soft_aeskeygenassist(*xout0, 0x00) : _mm_aeskeygenassist_si128(*xout0, 0x00);
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xout1 = _mm_shuffle_epi32(xout1, 0xAA);
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*xout2 = sl_xor(*xout2);
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*xout2 = _mm_xor_si128(*xout2, xout1);
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}
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template<bool soft>
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void expandAesKeys(const __m128i* seed, __m128i* keys) {
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__m128i xout0, xout2;
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xout0 = _mm_load_si128(seed);
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xout2 = _mm_load_si128(seed + 1);
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*keys++ = xout0;
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*keys++ = xout2;
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aes_genkey_sub<0x01, soft>(&xout0, &xout2);
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*keys++ = xout0;
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*keys++ = xout2;
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aes_genkey_sub<0x02, soft>(&xout0, &xout2);
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*keys++ = xout0;
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*keys++ = xout2;
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aes_genkey_sub<0x04, soft>(&xout0, &xout2);
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*keys++ = xout0;
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*keys++ = xout2;
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aes_genkey_sub<0x08, soft>(&xout0, &xout2);
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*keys++ = xout0;
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*keys++ = xout2;
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}
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template
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void expandAesKeys<true>(const __m128i* seed, __m128i* keys);
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template
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void expandAesKeys<false>(const __m128i* seed, __m128i* keys);
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template<typename T>
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static inline void shuffle(T* buffer, size_t bytes, Pcg32& gen) {
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auto count = bytes / sizeof(T);
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@@ -157,8 +47,18 @@ namespace RandomX {
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}
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}
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template<bool soft>
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static inline __m128i aesenc(__m128i in, __m128i key) {
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return soft ? soft_aesenc(in, key) : _mm_aesenc_si128(in, key);
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}
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template<bool soft>
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static inline __m128i aesdec(__m128i in, __m128i key) {
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return soft ? soft_aesdec(in, key) : _mm_aesdec_si128(in, key);
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}
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template<bool soft, bool enc>
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void initBlock(uint8_t* in, uint8_t* out, uint32_t blockNumber, const __m128i keys[10]) {
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void initBlock(const uint8_t* in, uint8_t* out, uint32_t blockNumber, const KeysContainer& keys) {
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__m128i xin, xout;
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//Initialization vector = block number extended to 128 bits
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xout = _mm_cvtsi32_si128(blockNumber);
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@@ -200,20 +100,20 @@ namespace RandomX {
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}
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template
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void initBlock<true, true>(uint8_t* in, uint8_t* out, uint32_t blockNumber, const __m128i keys[10]);
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void initBlock<true, true>(const uint8_t*, uint8_t*, uint32_t, const KeysContainer&);
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template
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void initBlock<true, false>(uint8_t* in, uint8_t* out, uint32_t blockNumber, const __m128i keys[10]);
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void initBlock<true, false>(const uint8_t*, uint8_t*, uint32_t, const KeysContainer&);
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template
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void initBlock<false, true>(uint8_t* in, uint8_t* out, uint32_t blockNumber, const __m128i keys[10]);
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void initBlock<false, true>(const uint8_t*, uint8_t*, uint32_t, const KeysContainer&);
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template
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void initBlock<false, false>(uint8_t* in, uint8_t* out, uint32_t blockNumber, const __m128i keys[10]);
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void initBlock<false, false>(const uint8_t*, uint8_t*, uint32_t, const KeysContainer&);
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convertible_t datasetRead(addr_t addr, MemoryRegisters& memory) {
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convertible_t data;
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data.u64 = *(uint64_t*)(memory.dataset + memory.ma);
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data.u64 = *(uint64_t*)(memory.ds.dataset + memory.ma);
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memory.ma += 8;
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memory.mx ^= addr;
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if ((memory.mx & 0xFFF8) == 0) {
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@@ -224,24 +124,25 @@ namespace RandomX {
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}
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template<bool softAes>
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void initBlock(uint8_t* cache, uint8_t* block, uint32_t blockNumber, const __m128i k[10]) {
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void initBlock(const uint8_t* cache, uint8_t* block, uint32_t blockNumber, const KeysContainer& keys) {
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if (blockNumber % 2 == 1) {
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initBlock<softAes, true>(cache + blockNumber * CacheBlockSize, block, blockNumber, k);
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initBlock<softAes, true>(cache + blockNumber * CacheBlockSize, block, blockNumber, keys);
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}
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else {
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initBlock<softAes, false>(cache + blockNumber * CacheBlockSize, block, blockNumber, k);
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initBlock<softAes, false>(cache + blockNumber * CacheBlockSize, block, blockNumber, keys);
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}
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}
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template<bool softAes>
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convertible_t datasetReadLight(addr_t addr, MemoryRegisters& memory) {
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convertible_t data;
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LightClientDataset* lds = memory.ds.lightDataset;
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auto blockNumber = memory.ma / DatasetBlockSize;
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if (memory.lcm->blockNumber != blockNumber) {
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initBlock<softAes>(memory.lcm->cache + CacheShift, (uint8_t*)memory.lcm->block, blockNumber, memory.lcm->keys);
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memory.lcm->blockNumber = blockNumber;
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if (lds->blockNumber != blockNumber) {
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initBlock<softAes>(lds->cache->getCache(), (uint8_t*)lds->block, blockNumber, lds->cache->getKeys());
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lds->blockNumber = blockNumber;
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}
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data.u64 = *(uint64_t*)(memory.lcm->block + (memory.ma % DatasetBlockSize));
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data.u64 = *(uint64_t*)(lds->block + (memory.ma % DatasetBlockSize));
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memory.ma += 8;
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memory.mx ^= addr;
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if ((memory.mx & 0xFFF8) == 0) {
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@@ -256,54 +157,37 @@ namespace RandomX {
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template
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convertible_t datasetReadLight<true>(addr_t addr, MemoryRegisters& memory);
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template<bool softAes>
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void datasetInit(const void* seed, uint8_t*& dataset) {
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void datasetAlloc(dataset_t& ds) {
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if (sizeof(size_t) <= 4)
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throw std::runtime_error("Platform doesn't support enough memory for the dataset");
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dataset = (uint8_t*)_mm_malloc(DatasetSize, sizeof(__m128i));
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if (dataset == nullptr) {
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throw std::runtime_error("Dataset memory allocation failed. >4 GiB of virtual memory is needed.");
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ds.dataset = (uint8_t*)_mm_malloc(DatasetSize, /*sizeof(__m128i)*/ 64);
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if (ds.dataset == nullptr) {
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throw std::runtime_error("Dataset memory allocation failed. >4 GiB of free virtual memory is needed.");
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}
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uint8_t* cache = (uint8_t*)_mm_malloc(CacheSize + CacheShift, sizeof(__m128i));
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if (cache == nullptr) {
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throw std::bad_alloc();
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}
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initializeCache(seed, SeedSize, cache);
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memcpy(cache + CacheSize, cache, CacheShift);
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alignas(16) __m128i keys[10];
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expandAesKeys<softAes>((const __m128i*)seed, keys);
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for (uint32_t i = 0; i < DatasetBlockCount; ++i) {
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initBlock<softAes>(cache + CacheShift, dataset + i * DatasetBlockSize, i, keys);
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}
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_mm_free(cache);
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}
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template
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void datasetInit<false>(const void*, uint8_t*&);
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template
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void datasetInit<true>(const void*, uint8_t*&);
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template<bool softAes>
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void datasetInitLight(const void* seed, LightClientMemory*& lcm) {
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lcm = new LightClientMemory();
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lcm->cache = (uint8_t*)_mm_malloc(CacheSize + CacheShift, sizeof(__m128i));
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if (lcm->cache == nullptr) {
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throw std::bad_alloc();
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void datasetInit(Cache* cache, dataset_t ds, uint32_t startBlock, uint32_t blockCount) {
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for (uint32_t i = startBlock; i < startBlock + blockCount; ++i) {
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initBlock<softAes>(cache->getCache(), ds.dataset + i * DatasetBlockSize, i, cache->getKeys());
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}
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initializeCache(seed, SeedSize, lcm->cache);
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memcpy(lcm->cache + CacheSize, lcm->cache, CacheShift);
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expandAesKeys<softAes>((__m128i*)seed, lcm->keys);
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lcm->block = (uint8_t*)_mm_malloc(DatasetBlockSize, sizeof(__m128i));
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if (lcm->block == nullptr) {
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throw std::bad_alloc();
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}
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lcm->blockNumber = -1;
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}
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template
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void datasetInitLight<false>(const void*, LightClientMemory*&);
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void datasetInit<false>(Cache*, dataset_t, uint32_t, uint32_t);
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template
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void datasetInitLight<true>(const void*, LightClientMemory*&);
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void datasetInit<true>(Cache*, dataset_t, uint32_t, uint32_t);
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template<bool softAes>
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void datasetInitCache(const void* seed, dataset_t& ds) {
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ds.cache = new Cache();
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ds.cache->initialize<softAes>(seed, SeedSize);
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}
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template
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void datasetInitCache<false>(const void*, dataset_t&);
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template
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void datasetInitCache<true>(const void*, dataset_t&);
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}
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