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Interpreter with bytecode

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Fixed some undefined behavior with signed types
Fixed different results on big endian systems
Removed unused code files
Restored FNEG_R instructions
Updated documentation
This commit is contained in:
tevador
2019-02-09 15:45:26 +01:00
parent a586751f6b
commit 32d827d0a6
41 changed files with 1517 additions and 3621 deletions
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19
src/main.cpp
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@@ -34,7 +34,6 @@ along with RandomX. If not, see<http://www.gnu.org/licenses/>.
#include <atomic>
#include "dataset.hpp"
#include "Cache.hpp"
#include "Pcg32.hpp"
#include "hashAes1Rx4.hpp"
const uint8_t seed[32] = { 191, 182, 222, 175, 249, 89, 134, 104, 241, 68, 191, 62, 162, 166, 61, 64, 123, 191, 227, 193, 118, 60, 188, 53, 223, 133, 175, 24, 123, 230, 55, 74 };
@@ -117,7 +116,7 @@ void printUsage(const char* executable) {
}
void generateAsm(int nonce) {
uint64_t hash[4];
uint64_t hash[8];
unsigned char blockTemplate[] = {
0x07, 0x07, 0xf7, 0xa4, 0xf0, 0xd6, 0x05, 0xb3, 0x03, 0x26, 0x08, 0x16, 0xba, 0x3f, 0x10, 0x90, 0x2e, 0x1a, 0x14,
0x5a, 0xc5, 0xfa, 0xd3, 0xaa, 0x3a, 0xf6, 0xea, 0x44, 0xc1, 0x18, 0x69, 0xdc, 0x4f, 0x85, 0x3f, 0x00, 0x2b, 0x2e,
@@ -128,7 +127,9 @@ void generateAsm(int nonce) {
*noncePtr = nonce;
blake2b(hash, sizeof(hash), blockTemplate, sizeof(blockTemplate), nullptr, 0);
RandomX::AssemblyGeneratorX86 asmX86;
asmX86.generateProgram(hash);
RandomX::Program p;
fillAes1Rx4<false>(hash, sizeof(p), &p);
asmX86.generateProgram(p);
asmX86.printCode(std::cout);
}
@@ -143,9 +144,8 @@ void generateNative(int nonce) {
int* noncePtr = (int*)(blockTemplate + 39);
*noncePtr = nonce;
blake2b(hash, sizeof(hash), blockTemplate, sizeof(blockTemplate), nullptr, 0);
RandomX::Program prog;
Pcg32 gen(hash);
prog.initialize(gen);
alignas(16) RandomX::Program prog;
fillAes1Rx4<false>((void*)hash, sizeof(prog), &prog);
for (int i = 0; i < RandomX::ProgramLength; ++i) {
prog(i).dst %= 8;
prog(i).src %= 8;
@@ -173,12 +173,13 @@ void mine(RandomX::VirtualMachine* vm, std::atomic<int>& atomicNonce, AtomicHash
vm->setScratchpad(scratchpad);
//dump((char*)((RandomX::CompiledVirtualMachine*)vm)->getProgram(), RandomX::CodeSize, "code-1337-jmp.txt");
for (int chain = 0; chain < 8; ++chain) {
vm->initializeProgram(hash);
fillAes1Rx4<false>((void*)hash, sizeof(RandomX::Program), vm->getProgramBuffer());
vm->initialize();
vm->execute();
vm->getResult(nullptr, 0, hash);
vm->getResult<false>(nullptr, 0, hash);
}
//vm->initializeProgram(hash);
vm->getResult(scratchpad, RandomX::ScratchpadSize, hash);
vm->getResult<false>(scratchpad, RandomX::ScratchpadSize, hash);
result.xorWith(hash);
if (RandomX::trace) {
std::cout << "Nonce: " << nonce << " ";