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Fixed non-portable nonce serialization

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updated program.inc
This commit is contained in:
tevador 2019-02-25 09:31:35 +01:00
parent d9bc6cfeda
commit 7c012b4fee
2 changed files with 16 additions and 17 deletions
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21
src/main.cpp
View file

@ -22,6 +22,7 @@ along with RandomX. If not, see<http://www.gnu.org/licenses/>.
#include "AssemblyGeneratorX86.hpp"
#include "Stopwatch.hpp"
#include "blake2/blake2.h"
#include "blake2/endian.h"
#include <fstream>
#include <iostream>
#include <iomanip>
@ -125,12 +126,11 @@ void printUsage(const char* executable) {
}
template<bool softAes>
void generateAsm(int nonce) {
void generateAsm(uint32_t nonce) {
alignas(16) uint64_t hash[8];
uint8_t blockTemplate[sizeof(blockTemplate__)];
memcpy(blockTemplate, blockTemplate__, sizeof(blockTemplate));
int* noncePtr = (int*)(blockTemplate + 39);
*noncePtr = nonce;
store32(blockTemplate + 39, nonce);
blake2b(hash, sizeof(hash), blockTemplate, sizeof(blockTemplate), nullptr, 0);
uint8_t scratchpad[RandomX::ScratchpadSize];
fillAes1Rx4<softAes>((void*)hash, RandomX::ScratchpadSize, scratchpad);
@ -142,12 +142,11 @@ void generateAsm(int nonce) {
}
template<bool softAes>
void generateNative(int nonce) {
void generateNative(uint32_t nonce) {
alignas(16) uint64_t hash[8];
uint8_t blockTemplate[sizeof(blockTemplate__)];
memcpy(blockTemplate, blockTemplate__, sizeof(blockTemplate));
int* noncePtr = (int*)(blockTemplate + 39);
*noncePtr = nonce;
store32(blockTemplate + 39, nonce);
blake2b(hash, sizeof(hash), blockTemplate, sizeof(blockTemplate), nullptr, 0);
uint8_t scratchpad[RandomX::ScratchpadSize];
fillAes1Rx4<softAes>((void*)hash, RandomX::ScratchpadSize, scratchpad);
@ -161,16 +160,16 @@ void generateNative(int nonce) {
}
template<bool softAes>
void mine(RandomX::VirtualMachine* vm, std::atomic<int>& atomicNonce, AtomicHash& result, int noncesCount, int thread, uint8_t* scratchpad) {
void mine(RandomX::VirtualMachine* vm, std::atomic<uint32_t>& atomicNonce, AtomicHash& result, uint32_t noncesCount, int thread, uint8_t* scratchpad) {
alignas(16) uint64_t hash[8];
uint8_t blockTemplate[sizeof(blockTemplate__)];
memcpy(blockTemplate, blockTemplate__, sizeof(blockTemplate));
int* noncePtr = (int*)(blockTemplate + 39);
int nonce = atomicNonce.fetch_add(1);
void* noncePtr = blockTemplate + 39;
auto nonce = atomicNonce.fetch_add(1);
while (nonce < noncesCount) {
//std::cout << "Thread " << thread << " nonce " << nonce << std::endl;
*noncePtr = nonce;
store32(noncePtr, nonce);
blake2b(hash, sizeof(hash), blockTemplate, sizeof(blockTemplate), nullptr, 0);
fillAes1Rx4<softAes>((void*)hash, RandomX::ScratchpadSize, scratchpad);
vm->resetRoundingMode();
@ -242,7 +241,7 @@ int main(int argc, char** argv) {
if (softAes)
std::cout << "Using software AES." << std::endl;
std::atomic<int> atomicNonce(0);
std::atomic<uint32_t> atomicNonce(0);
AtomicHash result;
std::vector<RandomX::VirtualMachine*> vms;
std::vector<std::thread> threads;

12
src/program.inc
View file

@ -471,9 +471,9 @@
mov eax, r13d
and eax, 16376
cvtdq2pd xmm12, qword ptr [rsi+rax]
andps xmm12, xmm14
andps xmm12, xmm13
orps xmm12, xmm14
divpd xmm5, xmm12
maxpd xmm5, xmm13
; IXOR_M r2, L1[r5]
mov eax, r13d
and eax, 16376
@ -685,9 +685,9 @@
mov eax, r10d
and eax, 262136
cvtdq2pd xmm12, qword ptr [rsi+rax]
andps xmm12, xmm14
andps xmm12, xmm13
orps xmm12, xmm14
divpd xmm4, xmm12
maxpd xmm4, xmm13
; IMUL_9C r4, -1849458799
lea r12, [r12+r12*8-1849458799]
; IADD_RC r1, r4, -651820510
@ -707,9 +707,9 @@
mov eax, r8d
and eax, 16376
cvtdq2pd xmm12, qword ptr [rsi+rax]
andps xmm12, xmm14
andps xmm12, xmm13
orps xmm12, xmm14
divpd xmm7, xmm12
maxpd xmm7, xmm13
; IADD_M r3, L1[r7]
mov eax, r15d
and eax, 16376