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;
}
void Builder::createJIT() {
InitializeNativeTarget();
std::string err;
EngineBuilder eb = EngineBuilder(this->_mod);
eb.setErrorStr(&err);
auto jit = eb.create();
this->_jit = jit;
if (!jit) {
std::cerr << "Impossible de créer le moteur JIT : " << err << std::endl;
}
}
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);
}
int main(int argc, char**argv) {
InitializeNativeTarget();
InitializeNativeTargetAsmPrinter();
Module* Mod = makeLLVMModule();
verifyModule(*Mod, PrintMessageAction);
PassManager PM;
PM.add(createPrintModulePass(&outs()));
PM.run(*Mod);
//ExecutionEngine *exe=::llvm::Interpreter::create(Mod);
//ExecutionEngine *exe = EngineBuilder(Mod).create();
//printf("----%p\n",exe);
EngineBuilder eb = EngineBuilder(Mod);
#if LLVM_VERSION >= 33
eb.setEngineKind(EngineKind::JIT);
eb.setJITMemoryManager(JITMemoryManager::CreateDefaultMemManager());
eb.setAllocateGVsWithCode(false);
eb.setOptLevel(CodeGenOpt::Aggressive);
eb.setCodeModel(CodeModel::JITDefault);
#endif
eb.setMArch("x86-64");
eb.setMCPU("corei7-avx");
eb.setUseMCJIT(true);
ExecutionEngine *exe = eb.create();
std::vector<GenericValue> args;
GenericValue GVArgc;
GVArgc.IntVal = APInt(32, 24);
args.push_back(GVArgc);
//printf("xxxx:%p,%p\n",func_factorial,(void*)(&exe->runFunction));
GenericValue ret=exe->runFunction(func_factorial, args);
printf("ret=%llu\n",ret.IntVal.getZExtValue());
#if LLVM_VERSION < 33
exe->freeMachineCodeForFunction(func_factorial);
#endif
delete exe;
//llvm_shutdown();
return 0;
}
ExecutionEngine* createExecutionEngine(Module* mod) {
if (globalExecEngine == 0)
{
//we first have to initialize the native target for code generation
const bool initFailed = InitializeNativeTarget();
if (initFailed) {
errs() << "ERROR: could not initialize native target (required for "
<< "LLVM execution engine)\n";
return NULL;
}
std::string errorMessage = "";
EngineBuilder eb = EngineBuilder(mod);
eb.setEngineKind(EngineKind::JIT);
eb.setErrorStr(&errorMessage);
eb.setJITMemoryManager(JITMemoryManager::CreateDefaultMemManager());
eb.setOptLevel(CodeGenOpt::Aggressive);
eb.setAllocateGVsWithCode(false);
eb.setCodeModel(CodeModel::Default);
//eb.setMArch("x86-64");
//eb.setMCPU("corei7");
//std::vector<std::string> attrs;
//attrs.push_back("+sse41");
//eb.setMAttrs(attrs);
globalExecEngine = eb.create();
if (errorMessage != "") {
errs() << "ERROR: could not create execution engine for module "
<< mod->getModuleIdentifier() << ": " << errorMessage << "\n";
return NULL;
}
if (!globalExecEngine) {
errs() << "ERROR: could not create execution engine for module "
<< mod->getModuleIdentifier() << "!\n";
return NULL;
}
}
return globalExecEngine;
}
LLVMExecutionEngineRef
mono_llvm_create_ee (LLVMModuleProviderRef MP, AllocCodeMemoryCb *alloc_cb, FunctionEmittedCb *emitted_cb, ExceptionTableCb *exception_cb, DlSymCb *dlsym_cb)
{
std::string Error;
force_pass_linking ();
#ifdef TARGET_ARM
LLVMInitializeARMTarget ();
LLVMInitializeARMTargetInfo ();
LLVMInitializeARMTargetMC ();
#else
LLVMInitializeX86Target ();
LLVMInitializeX86TargetInfo ();
LLVMInitializeX86TargetMC ();
#endif
mono_mm = new MonoJITMemoryManager ();
mono_mm->alloc_cb = alloc_cb;
mono_mm->dlsym_cb = dlsym_cb;
//JITExceptionHandling = true;
// PrettyStackTrace installs signal handlers which trip up libgc
DisablePrettyStackTrace = true;
/*
* The Default code model doesn't seem to work on amd64,
* test_0_fields_with_big_offsets (among others) crashes, because LLVM tries to call
* memset using a normal pcrel code which is in 32bit memory, while memset isn't.
*/
TargetOptions opts;
opts.JITExceptionHandling = 1;
EngineBuilder b (unwrap (MP));
#ifdef TARGET_AMD64
ExecutionEngine *EE = b.setJITMemoryManager (mono_mm).setTargetOptions (opts).setCodeModel (CodeModel::Large).setAllocateGVsWithCode (true).create ();
#else
ExecutionEngine *EE = b.setJITMemoryManager (mono_mm).setTargetOptions (opts).setAllocateGVsWithCode (true).create ();
#endif
g_assert (EE);
#if 0
ExecutionEngine *EE = ExecutionEngine::createJIT (unwrap (MP), &Error, mono_mm, CodeGenOpt::Default, true, Reloc::Default, CodeModel::Large);
if (!EE) {
errs () << "Unable to create LLVM ExecutionEngine: " << Error << "\n";
g_assert_not_reached ();
}
#endif
EE->InstallExceptionTableRegister (exception_cb);
mono_event_listener = new MonoJITEventListener (emitted_cb);
EE->RegisterJITEventListener (mono_event_listener);
fpm = new FunctionPassManager (unwrap (MP));
fpm->add(new DataLayout(*EE->getDataLayout()));
PassRegistry &Registry = *PassRegistry::getPassRegistry();
initializeCore(Registry);
initializeScalarOpts(Registry);
//initializeIPO(Registry);
initializeAnalysis(Registry);
initializeIPA(Registry);
initializeTransformUtils(Registry);
initializeInstCombine(Registry);
//initializeInstrumentation(Registry);
initializeTarget(Registry);
llvm::cl::ParseEnvironmentOptions("mono", "MONO_LLVM", "");
if (PassList.size() > 0) {
/* Use the passes specified by the env variable */
/* Only the passes in force_pass_linking () can be used */
for (unsigned i = 0; i < PassList.size(); ++i) {
const PassInfo *PassInf = PassList[i];
Pass *P = 0;
if (PassInf->getNormalCtor())
P = PassInf->getNormalCtor()();
fpm->add (P);
}
} else {
/* Use the same passes used by 'opt' by default, without the ipo passes */
const char *opts = "-simplifycfg -domtree -domfrontier -scalarrepl -instcombine -simplifycfg -domtree -domfrontier -scalarrepl -simplify-libcalls -instcombine -simplifycfg -instcombine -simplifycfg -reassociate -domtree -loops -loop-simplify -domfrontier -loop-simplify -lcssa -loop-rotate -licm -lcssa -loop-unswitch -instcombine -scalar-evolution -loop-simplify -lcssa -iv-users -indvars -loop-deletion -loop-simplify -lcssa -loop-unroll -instcombine -memdep -gvn -memdep -memcpyopt -sccp -instcombine -domtree -memdep -dse -adce -gvn -simplifycfg -preverify -domtree -verify";
char **args;
int i;
args = g_strsplit (opts, " ", 1000);
for (i = 0; args [i]; i++)
;
llvm::cl::ParseCommandLineOptions (i, args, "");
g_strfreev (args);
for (unsigned i = 0; i < PassList.size(); ++i) {
const PassInfo *PassInf = PassList[i];
Pass *P = 0;
if (PassInf->getNormalCtor())
P = PassInf->getNormalCtor()();
g_assert (P->getPassKind () == llvm::PT_Function || P->getPassKind () == llvm::PT_Loop);
fpm->add (P);
}
/*
fpm->add(createInstructionCombiningPass());
fpm->add(createReassociatePass());
fpm->add(createGVNPass());
fpm->add(createCFGSimplificationPass());
*/
}
return wrap(EE);
}
MonoEERef
mono_llvm_create_ee (LLVMModuleProviderRef MP, AllocCodeMemoryCb *alloc_cb, FunctionEmittedCb *emitted_cb, ExceptionTableCb *exception_cb, DlSymCb *dlsym_cb, LLVMExecutionEngineRef *ee)
{
std::string Error;
MonoEE *mono_ee;
init_llvm ();
mono_ee = new MonoEE ();
MonoJITMemoryManager *mono_mm = new MonoJITMemoryManager ();
mono_mm->alloc_cb = alloc_cb;
mono_mm->dlsym_cb = dlsym_cb;
mono_mm->exception_cb = exception_cb;
mono_ee->mm = mono_mm;
/*
* The Default code model doesn't seem to work on amd64,
* test_0_fields_with_big_offsets (among others) crashes, because LLVM tries to call
* memset using a normal pcrel code which is in 32bit memory, while memset isn't.
*/
TargetOptions opts;
opts.JITExceptionHandling = 1;
StringRef cpu_name = sys::getHostCPUName ();
// EngineBuilder no longer has a copy assignment operator (?)
std::unique_ptr<Module> Owner(unwrap(MP));
EngineBuilder b (std::move(Owner));
ExecutionEngine *EE = b.setJITMemoryManager (mono_mm).setTargetOptions (opts).setAllocateGVsWithCode (true).setMCPU (cpu_name).create ();
g_assert (EE);
mono_ee->EE = EE;
MonoJITEventListener *listener = new MonoJITEventListener (emitted_cb);
EE->RegisterJITEventListener (listener);
mono_ee->listener = listener;
FunctionPassManager *fpm = new FunctionPassManager (unwrap (MP));
mono_ee->fpm = fpm;
fpm->add(new DataLayoutPass(*EE->getDataLayout()));
if (PassList.size() > 0) {
/* Use the passes specified by the env variable */
/* Only the passes in force_pass_linking () can be used */
for (unsigned i = 0; i < PassList.size(); ++i) {
const PassInfo *PassInf = PassList[i];
Pass *P = 0;
if (PassInf->getNormalCtor())
P = PassInf->getNormalCtor()();
fpm->add (P);
}
} else {
/* Use the same passes used by 'opt' by default, without the ipo passes */
const char *opts = "-simplifycfg -domtree -domfrontier -scalarrepl -instcombine -simplifycfg -domtree -domfrontier -scalarrepl -instcombine -simplifycfg -instcombine -simplifycfg -reassociate -domtree -loops -loop-simplify -domfrontier -loop-simplify -lcssa -loop-rotate -licm -lcssa -loop-unswitch -instcombine -scalar-evolution -loop-simplify -lcssa -iv-users -indvars -loop-deletion -loop-simplify -lcssa -loop-unroll -instcombine -memdep -gvn -memdep -memcpyopt -sccp -instcombine -domtree -memdep -dse -adce -gvn -simplifycfg";
char **args;
int i;
args = g_strsplit (opts, " ", 1000);
for (i = 0; args [i]; i++)
;
llvm::cl::ParseCommandLineOptions (i, args, "");
g_strfreev (args);
for (unsigned i = 0; i < PassList.size(); ++i) {
const PassInfo *PassInf = PassList[i];
Pass *P = 0;
if (PassInf->getNormalCtor())
P = PassInf->getNormalCtor()();
g_assert (P->getPassKind () == llvm::PT_Function || P->getPassKind () == llvm::PT_Loop);
fpm->add (P);
}
/*
fpm->add(createInstructionCombiningPass());
fpm->add(createReassociatePass());
fpm->add(createGVNPass());
fpm->add(createCFGSimplificationPass());
*/
}
*ee = wrap (EE);
return mono_ee;
}