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;
}
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;
}
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);
}