Пример #1
0
/** Copy constructor */
FunctionTable::FunctionTable(const FunctionTable& x) {
    
    for (std::multimap<std::string, Function *>::const_iterator it=x.begin(); it!=x.end(); ++it)
    {
        insert(std::pair<std::string, Function *>( it->first, ( it->second->clone() )));
    }
    parentTable = x.parentTable;
}
Пример #2
0
/** Copy constructor */
FunctionTable::FunctionTable(const FunctionTable& x) {
    
    for (std::multimap<std::string, Function *>::const_iterator i=x.begin(); i!=x.end(); i++)
    {
        insert(std::pair<std::string, Function *>( (*i).first, ( (*i).second->clone() )));
    }
    parentTable = x.parentTable;
}
Пример #3
0
//
// ObjectData::Function::Iterate
//
void Function::Iterate(IterFunc iterFunc, std::ostream *out)
{
   FunctionIter iter;

   for(iter = Table.begin(); iter != Table.end(); ++iter)
   {
      if (iter->second.context)
         iter->second.varCount = iter->second.context->getLimit(STORE_REGISTER);

      iterFunc(out, iter->second);
   }
}
Пример #4
0
//
// ObjectData::Function::GenerateSymbols
//
void Function::GenerateSymbols()
{
   ObjectExpression::Pointer obj;
   FunctionIter iter;
   bigsint number = 0;

   // If not set yet, generate varCount.
   for(iter = Table.begin(); iter != Table.end(); ++iter)
   {
      if(iter->second.context)
         iter->second.varCount = iter->second.context->getLimit(STORE_REGISTER);
   }

   for(iter = Table.begin(); iter != Table.end(); ++iter)
   {
      iter->second.number = ++number;

      obj = ObjectExpression::CreateValueUNS(iter->second.number, SourcePosition::none());

      ObjectExpression::add_symbol(iter->second.name, obj);
   }
}
Пример #5
0
void Compile(const char* databasePathName, const char* cpuArchName, const char* imageFormatName, const char* outputPath)
{
	CPsfVm virtualMachine;
	auto subSystem = std::make_shared<Iop::CPsfSubSystem>(false);
	virtualMachine.SetSubSystem(subSystem);

	Jitter::CCodeGen* codeGen = nullptr;
	Jitter::CObjectFile::CPU_ARCH cpuArch = Jitter::CObjectFile::CPU_ARCH_X86;
	if(!strcmp(cpuArchName, "x86"))
	{
		codeGen = new Jitter::CCodeGen_x86_32();
		cpuArch = Jitter::CObjectFile::CPU_ARCH_X86;
	}
	else if(!strcmp(cpuArchName, "arm"))
	{
		codeGen = new Jitter::CCodeGen_Arm();
		cpuArch = Jitter::CObjectFile::CPU_ARCH_ARM;
	}
	else
	{
		throw std::runtime_error("Invalid cpu target.");
	}

	std::unique_ptr<Jitter::CObjectFile> objectFile;
	if(!strcmp(imageFormatName, "coff"))
	{
		objectFile = std::make_unique<Jitter::CCoffObjectFile>(cpuArch);
	}
	else if(!strcmp(imageFormatName, "macho"))
	{
		objectFile = std::make_unique<Jitter::CMachoObjectFile>(cpuArch);
	}
	else
	{
		throw std::runtime_error("Invalid executable image type (must be coff or macho).");
	}

	codeGen->RegisterExternalSymbols(objectFile.get());
	objectFile->AddExternalSymbol("_MemoryUtils_GetByteProxy", &MemoryUtils_GetByteProxy);
	objectFile->AddExternalSymbol("_MemoryUtils_GetHalfProxy", &MemoryUtils_GetHalfProxy);
	objectFile->AddExternalSymbol("_MemoryUtils_GetWordProxy", &MemoryUtils_GetWordProxy);
	objectFile->AddExternalSymbol("_MemoryUtils_SetByteProxy", &MemoryUtils_SetByteProxy);
	objectFile->AddExternalSymbol("_MemoryUtils_SetHalfProxy", &MemoryUtils_SetHalfProxy);
	objectFile->AddExternalSymbol("_MemoryUtils_SetWordProxy", &MemoryUtils_SetWordProxy);
	objectFile->AddExternalSymbol("_LWL_Proxy", &LWL_Proxy);
	objectFile->AddExternalSymbol("_LWR_Proxy", &LWR_Proxy);
	objectFile->AddExternalSymbol("_SWL_Proxy", &SWL_Proxy);
	objectFile->AddExternalSymbol("_SWR_Proxy", &SWR_Proxy);

	filesystem::path databasePath(databasePathName);
	auto blocks = GetBlocksFromCache(databasePath);

	//Initialize Jitter Service
	auto jitter = new CMipsJitter(codeGen);
	for(unsigned int i = 0; i < 4; i++)
	{
		jitter->SetVariableAsConstant(
			offsetof(CMIPS, m_State.nGPR[CMIPS::R0].nV[i]),
			0
			);
	}

	printf("Got %d blocks to compile.\r\n", blocks.size());

	FunctionTable functionTable;
	functionTable.reserve(blocks.size());

	for(const auto& blockCachePair : blocks)
	{
		const auto& blockKey = blockCachePair.first;

		auto functionName = "aotblock_" + std::to_string(blockKey.crc) + "_" + std::to_string(blockKey.begin) + "_" + std::to_string(blockKey.end);

		unsigned int functionSymbolIndex = CompileFunction(virtualMachine, jitter, blockCachePair.second, *objectFile, functionName, blockKey.begin, blockKey.end);

		FUNCTION_TABLE_ITEM tableItem = { blockKey, functionSymbolIndex };
		functionTable.push_back(tableItem);
	}

	std::sort(functionTable.begin(), functionTable.end(), 
		[] (const FUNCTION_TABLE_ITEM& item1, const FUNCTION_TABLE_ITEM& item2)
		{
			return item1.key < item2.key;
		}
	);

	{
		Framework::CMemStream blockTableStream;
		Jitter::CObjectFile::INTERNAL_SYMBOL blockTableSymbol;
		blockTableSymbol.name		= "__aot_firstBlock";
		blockTableSymbol.location	= Jitter::CObjectFile::INTERNAL_SYMBOL_LOCATION_DATA;

		for(const auto& functionTableItem : functionTable)
		{
			blockTableStream.Write32(functionTableItem.key.crc);
			blockTableStream.Write32(functionTableItem.key.begin);
			blockTableStream.Write32(functionTableItem.key.end);
			
			{
				Jitter::CObjectFile::SYMBOL_REFERENCE ref;
				ref.offset		= static_cast<uint32>(blockTableStream.Tell());
				ref.type		= Jitter::CObjectFile::SYMBOL_TYPE_INTERNAL;
				ref.symbolIndex	= functionTableItem.symbolIndex;
				blockTableSymbol.symbolReferences.push_back(ref);
			}

			blockTableStream.Write32(0);
		}

		blockTableSymbol.data = std::vector<uint8>(blockTableStream.GetBuffer(), blockTableStream.GetBuffer() + blockTableStream.GetLength());
		objectFile->AddInternalSymbol(blockTableSymbol);
	}

	{
		Jitter::CObjectFile::INTERNAL_SYMBOL blockCountSymbol;
		blockCountSymbol.name		= "__aot_blockCount";
		blockCountSymbol.location	= Jitter::CObjectFile::INTERNAL_SYMBOL_LOCATION_DATA;
		blockCountSymbol.data		= std::vector<uint8>(4);
		*reinterpret_cast<uint32*>(blockCountSymbol.data.data()) = functionTable.size();
		objectFile->AddInternalSymbol(blockCountSymbol);
	}

	objectFile->Write(Framework::CStdStream(outputPath, "wb"));
}