Beispiel #1
0
MonoEERef
mono_llvm_create_ee (LLVMModuleProviderRef MP, AllocCodeMemoryCb *alloc_cb, FunctionEmittedCb *emitted_cb, ExceptionTableCb *exception_cb, DlSymCb *dlsym_cb, LLVMExecutionEngineRef *ee)
{
	alloc_code_mem_cb = alloc_cb;

	InitializeNativeTarget ();
	InitializeNativeTargetAsmPrinter();

	EnableMonoEH = true;
	MonoEHFrameSymbol = "mono_eh_frame";

	EngineBuilder EB;
#if defined(TARGET_AMD64) || defined(TARGET_X86)
	std::vector<std::string> attrs;
	// FIXME: Autodetect this
	attrs.push_back("sse3");
	attrs.push_back("sse4.1");
	EB.setMAttrs (attrs);
#endif
	auto TM = EB.selectTarget ();
	assert (TM);

	jit = new MonoLLVMJIT (TM);

	return NULL;
}
Beispiel #2
0
int llvm::runOrcLazyJIT(std::vector<std::unique_ptr<Module>> Ms,
                        const std::vector<std::string> &Args) {
  // Add the program's symbols into the JIT's search space.
  if (sys::DynamicLibrary::LoadLibraryPermanently(nullptr)) {
    errs() << "Error loading program symbols.\n";
    return 1;
  }

  // Grab a target machine and try to build a factory function for the
  // target-specific Orc callback manager.
  EngineBuilder EB;
  EB.setOptLevel(getOptLevel());
  auto TM = std::unique_ptr<TargetMachine>(EB.selectTarget());
  Triple T(TM->getTargetTriple());
  auto CompileCallbackMgr = orc::createLocalCompileCallbackManager(T, 0);

  // If we couldn't build the factory function then there must not be a callback
  // manager for this target. Bail out.
  if (!CompileCallbackMgr) {
    errs() << "No callback manager available for target '"
           << TM->getTargetTriple().str() << "'.\n";
    return 1;
  }

  auto IndirectStubsMgrBuilder = orc::createLocalIndirectStubsManagerBuilder(T);

  // If we couldn't build a stubs-manager-builder for this target then bail out.
  if (!IndirectStubsMgrBuilder) {
    errs() << "No indirect stubs manager available for target '"
           << TM->getTargetTriple().str() << "'.\n";
    return 1;
  }

  // Everything looks good. Build the JIT.
  OrcLazyJIT J(std::move(TM), std::move(CompileCallbackMgr),
               std::move(IndirectStubsMgrBuilder),
               OrcInlineStubs);

  // Add the module, look up main and run it.
  for (auto &M : Ms)
    cantFail(J.addModule(std::shared_ptr<Module>(std::move(M))));

  if (auto MainSym = J.findSymbol("main")) {
    typedef int (*MainFnPtr)(int, const char*[]);
    std::vector<const char *> ArgV;
    for (auto &Arg : Args)
      ArgV.push_back(Arg.c_str());
    auto Main = fromTargetAddress<MainFnPtr>(cantFail(MainSym.getAddress()));
    return Main(ArgV.size(), (const char**)ArgV.data());
  } else if (auto Err = MainSym.takeError())
    logAllUnhandledErrors(std::move(Err), llvm::errs(), "");
  else
    errs() << "Could not find main function.\n";

  return 1;
}
Beispiel #3
0
int llvm::runOrcLazyJIT(std::unique_ptr<Module> M, int ArgC, char* ArgV[]) {
  // Add the program's symbols into the JIT's search space.
  if (sys::DynamicLibrary::LoadLibraryPermanently(nullptr)) {
    errs() << "Error loading program symbols.\n";
    return 1;
  }

  // Grab a target machine and try to build a factory function for the
  // target-specific Orc callback manager.
  EngineBuilder EB;
  EB.setOptLevel(getOptLevel());
  auto TM = std::unique_ptr<TargetMachine>(EB.selectTarget());
  auto &Context = getGlobalContext();
  auto CallbackMgrBuilder =
    OrcLazyJIT::createCallbackMgrBuilder(Triple(TM->getTargetTriple()));

  // If we couldn't build the factory function then there must not be a callback
  // manager for this target. Bail out.
  if (!CallbackMgrBuilder) {
    errs() << "No callback manager available for target '"
           << TM->getTargetTriple().str() << "'.\n";
    return 1;
  }

  auto IndirectStubsMgrBuilder =
    OrcLazyJIT::createIndirectStubsMgrBuilder(Triple(TM->getTargetTriple()));

  // If we couldn't build a stubs-manager-builder for this target then bail out.
  if (!IndirectStubsMgrBuilder) {
    errs() << "No indirect stubs manager available for target '"
           << TM->getTargetTriple().str() << "'.\n";
    return 1;
  }

  // Everything looks good. Build the JIT.
  OrcLazyJIT J(std::move(TM), Context, CallbackMgrBuilder,
               std::move(IndirectStubsMgrBuilder),
               OrcInlineStubs);

  // Add the module, look up main and run it.
  auto MainHandle = J.addModule(std::move(M));
  auto MainSym = J.findSymbolIn(MainHandle, "main");

  if (!MainSym) {
    errs() << "Could not find main function.\n";
    return 1;
  }

  typedef int (*MainFnPtr)(int, char*[]);
  auto Main = fromTargetAddress<MainFnPtr>(MainSym.getAddress());
  return Main(ArgC, ArgV);
}