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Clean up ExecutionEngine

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This commit is contained in:
Paweł Bylica 2014-12-31 13:14:50 +01:00
parent fe90c6f107
commit ece7fe7782
1 changed files with 9 additions and 13 deletions
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22
libevmjit/ExecutionEngine.cpp
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@ -48,26 +48,24 @@ ReturnCode ExecutionEngine::run(bytes const& _code, RuntimeData* _data, Env* _en
namespace
{
ReturnCode runEntryFunc(ExecBundle const& _exec, Runtime* _runtime)
typedef ReturnCode(*EntryFuncPtr)(Runtime*);
ReturnCode runEntryFunc(EntryFuncPtr _mainFunc, Runtime* _runtime)
{
// That function uses long jumps to handle "execeptions".
// Do not create any non-POD objects here
typedef ReturnCode(*EntryFuncPtr)(Runtime*);
auto entryFuncPtr = (EntryFuncPtr)_exec.engine->getFunctionAddress(_exec.mainFuncName);
//std::cerr << _exec.mainFuncName << " F: " << entryFuncPtr << "\n";
ReturnCode returnCode{};
//std::cerr << _exec.mainFuncName << " +S: " << &returnCode << "\n";
auto sj = setjmp(_runtime->getJmpBuf());
if (sj == 0)
returnCode = entryFuncPtr(_runtime);
returnCode = _mainFunc(_runtime);
else
returnCode = static_cast<ReturnCode>(sj);
//std::cerr << _exec.mainFuncName << " -S: " << &returnCode << "\n";
return returnCode;
}
}
ReturnCode ExecutionEngine::run(std::unique_ptr<llvm::Module> _module, RuntimeData* _data, Env* _env, bytes const& _code)
@ -83,8 +81,7 @@ ReturnCode ExecutionEngine::run(std::unique_ptr<llvm::Module> _module, RuntimeDa
EntryFuncPtr entryFuncPtr{};
ExecBundle exec;
exec.mainFuncName = _module->getModuleIdentifier();
auto&& mainFuncName = _module->getModuleIdentifier();
if (!ee)
{
@ -133,8 +130,6 @@ ReturnCode ExecutionEngine::run(std::unique_ptr<llvm::Module> _module, RuntimeDa
//if (!exec.engine)
// return ReturnCode::LLVMConfigError;
exec.engine = ee.get();
// TODO: Finalization not needed when llvm::ExecutionEngine::getFunctionAddress used
//auto finalizationStartTime = std::chrono::high_resolution_clock::now();
//exec.engine->finalizeObject();
@ -146,7 +141,8 @@ ReturnCode ExecutionEngine::run(std::unique_ptr<llvm::Module> _module, RuntimeDa
std::string key{reinterpret_cast<char const*>(_code.data()), _code.size()};
//auto& cachedExec = Cache::registerExec(key, std::move(exec));
Runtime runtime(_data, _env);
auto returnCode = runEntryFunc(exec, &runtime);
auto mainFunc = (EntryFuncPtr)ee->getFunctionAddress(mainFuncName);
auto returnCode = runEntryFunc(mainFunc, &runtime);
if (returnCode == ReturnCode::Return)
this->returnData = runtime.getReturnData();