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Reworked SuperscalarHash instruction set

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ASM and C code generator for SuperscalarHash
Support for Superscalar hash in the light mode
This commit is contained in:
tevador
2019-04-07 15:38:51 +02:00
parent 6e3136b37f
commit b4c02051fa
16 changed files with 505 additions and 212 deletions
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src/main.cpp
+16 -13
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@@ -205,7 +205,7 @@ void mine(RandomX::VirtualMachine* vm, std::atomic<uint32_t>& atomicNonce, Atomi
}
int main(int argc, char** argv) {
bool softAes, genAsm, miningMode, verificationMode, help, largePages, async, genNative, jit, genLight, useSuperscalar;
bool softAes, genAsm, miningMode, verificationMode, help, largePages, async, genNative, jit, genSuperscalar, useSuperscalar;
int programCount, threadCount, initThreadCount, epoch;
readOption("--softAes", argc, argv, softAes);
@@ -220,15 +220,15 @@ int main(int argc, char** argv) {
readOption("--jit", argc, argv, jit);
readOption("--genNative", argc, argv, genNative);
readOption("--help", argc, argv, help);
readOption("--genLight", argc, argv, genLight);
readOption("--genSuperscalar", argc, argv, genSuperscalar);
readOption("--useSuperscalar", argc, argv, useSuperscalar);
if (genLight) {
if (genSuperscalar) {
RandomX::LightProgram p;
RandomX::Blake2Generator gen(seed, programCount);
RandomX::generateLightProg2(p, gen);
RandomX::AssemblyGeneratorX86 asmX86;
asmX86.generateProgram(p);
asmX86.generateAsm(p);
//std::ofstream file("lightProg2.asm");
asmX86.printCode(std::cout);
return 0;
@@ -266,6 +266,7 @@ int main(int argc, char** argv) {
const uint64_t cacheSize = (RANDOMX_ARGON_MEMORY + RANDOMX_ARGON_GROWTH * epoch) * RandomX::ArgonBlockSize;
const uint64_t datasetSize = (RANDOMX_DATASET_SIZE + RANDOMX_DS_GROWTH * epoch);
dataset.cache.size = cacheSize;
RandomX::LightProgram programs[RANDOMX_CACHE_ACCESSES];
std::cout << "RandomX - " << (miningMode ? "mining" : "verification") << " mode" << std::endl;
@@ -282,6 +283,12 @@ int main(int argc, char** argv) {
outputHex(std::cout, (char*)dataset.cache.memory, sizeof(__m128i));
std::cout << std::endl;
}
if (useSuperscalar) {
RandomX::Blake2Generator gen(seed, programCount);
for (int i = 0; i < RANDOMX_CACHE_ACCESSES; ++i) {
RandomX::generateLightProg2(programs[i], gen);
}
}
if (!miningMode) {
std::cout << "Cache (" << cacheSize << " bytes) initialized in " << sw.getElapsed() << " s" << std::endl;
}
@@ -291,11 +298,6 @@ int main(int argc, char** argv) {
RandomX::datasetAlloc(dataset, largePages);
const uint64_t datasetBlockCount = datasetSize / RandomX::CacheLineSize;
if (useSuperscalar) {
RandomX::Blake2Generator gen(seed, programCount);
RandomX::LightProgram programs[RANDOMX_CACHE_ACCESSES];
for (int i = 0; i < RANDOMX_CACHE_ACCESSES; ++i) {
RandomX::generateLightProg2(programs[i], gen);
}
RandomX::JitCompilerX86 jit86;
jit86.generateSuperScalarHash(programs);
jit86.getDatasetInitFunc()(cache.memory, dataset.dataset.memory, 0, datasetBlockCount);
@@ -320,7 +322,6 @@ int main(int argc, char** argv) {
threads.clear();
std::cout << "Dataset (" << datasetSize << " bytes) initialized in " << sw.getElapsed() << " s" << std::endl;
}
return 0;
std::cout << "Initializing " << threadCount << " virtual machine(s) ..." << std::endl;
for (int i = 0; i < threadCount; ++i) {
RandomX::VirtualMachine* vm;
@@ -328,12 +329,14 @@ int main(int argc, char** argv) {
vm = new RandomX::CompiledVirtualMachine();
}
else {
if (jit)
vm = new RandomX::CompiledLightVirtualMachine();
if (jit && useSuperscalar)
vm = new RandomX::CompiledLightVirtualMachine<true>();
else if(jit)
vm = new RandomX::CompiledLightVirtualMachine<false>();
else
vm = new RandomX::InterpretedVirtualMachine(softAes);
}
vm->setDataset(dataset, datasetSize);
vm->setDataset(dataset, datasetSize, programs);
vms.push_back(vm);
}
uint8_t* scratchpadMem;