static void runOldLtoPasses(Module &M, TargetMachine &TM) {
// Note that the gold plugin has a similar piece of code, so
// it is probably better to move this code to a common place.
legacy::PassManager LtoPasses;
LtoPasses.add(createTargetTransformInfoWrapperPass(TM.getTargetIRAnalysis()));
PassManagerBuilder PMB;
PMB.LibraryInfo = new TargetLibraryInfoImpl(Triple(TM.getTargetTriple()));
PMB.Inliner = createFunctionInliningPass();
PMB.VerifyInput = PMB.VerifyOutput = !Config->DisableVerify;
PMB.LoopVectorize = true;
PMB.SLPVectorize = true;
PMB.OptLevel = Config->LtoO;
PMB.populateLTOPassManager(LtoPasses);
LtoPasses.run(M);
}
// Run LTO passes.
// Note that the gold plugin has a similar piece of code, so
// it is probably better to move this code to a common place.
static void runLTOPasses(Module &M, TargetMachine &TM) {
legacy::PassManager LtoPasses;
LtoPasses.add(createTargetTransformInfoWrapperPass(TM.getTargetIRAnalysis()));
PassManagerBuilder PMB;
PMB.LibraryInfo = new TargetLibraryInfoImpl(Triple(TM.getTargetTriple()));
PMB.Inliner = createFunctionInliningPass();
PMB.VerifyInput = PMB.VerifyOutput = !Config->DisableVerify;
PMB.LoopVectorize = true;
PMB.SLPVectorize = true;
PMB.OptLevel = Config->LtoO;
PMB.populateLTOPassManager(LtoPasses);
LtoPasses.run(M);
if (Config->SaveTemps)
saveBCFile(M, ".lto.opt.bc");
}
static void runLTOPasses(Module &M, TargetMachine &TM) {
if (const DataLayout *DL = TM.getDataLayout())
M.setDataLayout(*DL);
legacy::PassManager passes;
passes.add(createTargetTransformInfoWrapperPass(TM.getTargetIRAnalysis()));
PassManagerBuilder PMB;
PMB.LibraryInfo = new TargetLibraryInfoImpl(Triple(TM.getTargetTriple()));
PMB.Inliner = createFunctionInliningPass();
PMB.VerifyInput = true;
PMB.VerifyOutput = true;
PMB.LoopVectorize = true;
PMB.SLPVectorize = true;
PMB.OptLevel = options::OptLevel;
PMB.populateLTOPassManager(passes);
passes.run(M);
}
static void runLTOPasses(Module &M, TargetMachine &TM) {
M.setDataLayout(TM.createDataLayout());
legacy::PassManager passes;
passes.add(createTargetTransformInfoWrapperPass(TM.getTargetIRAnalysis()));
PassManagerBuilder PMB;
PMB.LibraryInfo = new TargetLibraryInfoImpl(Triple(TM.getTargetTriple()));
PMB.Inliner = createFunctionInliningPass();
// Unconditionally verify input since it is not verified before this
// point and has unknown origin.
PMB.VerifyInput = true;
PMB.VerifyOutput = !options::DisableVerify;
PMB.LoopVectorize = true;
PMB.SLPVectorize = true;
PMB.OptLevel = options::OptLevel;
PMB.populateLTOPassManager(passes);
passes.run(M);
}
int main(int argc, char **argv) {
llvm::llvm_shutdown_obj shutdown; // calls llvm_shutdown() on exit
llvm::cl::ParseCommandLineOptions(argc, argv, "llvm2bpl - LLVM bitcode to Boogie transformation\n");
llvm::sys::PrintStackTraceOnErrorSignal(argv[0]);
llvm::PrettyStackTraceProgram PSTP(argc, argv);
llvm::EnableDebugBuffering = true;
llvm::SMDiagnostic err;
llvm::LLVMContext Context;
InitializeAllTargets();
InitializeAllTargetMCs();
InitializeAllAsmPrinters();
InitializeAllAsmParsers();
std::unique_ptr<llvm::Module> module = llvm::parseIRFile(InputFilename, err, Context);
if (!err.getMessage().empty())
check("Problem reading input bitcode/IR: " + err.getMessage().str());
auto &L = module.get()->getDataLayoutStr();
if (L.empty())
module.get()->setDataLayout(DefaultDataLayout);
///////////////////////////////
// initialise and run passes //
///////////////////////////////
llvm::PassRegistry &Registry = *llvm::PassRegistry::getPassRegistry();
llvm::initializeAnalysis(Registry);
llvm::legacy::PassManager pass_manager;
pass_manager.add(llvm::createLowerSwitchPass());
//pass_manager.add(llvm::createCFGSimplificationPass());
pass_manager.add(llvm::createInternalizePass());
pass_manager.add(llvm::createPromoteMemoryToRegisterPass());
if (StaticUnroll) {
pass_manager.add(llvm::createLoopSimplifyPass());
pass_manager.add(llvm::createLoopRotatePass());
//pass_manager.add(llvm::createIndVarSimplifyPass());
pass_manager.add(llvm::createLoopUnrollPass(32767));
}
pass_manager.add(new llvm::StructRet());
pass_manager.add(new llvm::SimplifyEV());
pass_manager.add(new llvm::SimplifyIV());
pass_manager.add(new smack::ExtractContracts());
pass_manager.add(new smack::VerifierCodeMetadata());
pass_manager.add(llvm::createDeadCodeEliminationPass());
pass_manager.add(new smack::CodifyStaticInits());
if (!Modular) {
pass_manager.add(new smack::RemoveDeadDefs());
}
pass_manager.add(new llvm::MergeArrayGEP());
// pass_manager.add(new smack::SimplifyLibCalls());
pass_manager.add(new llvm::Devirtualize());
if (SplitStructs)
pass_manager.add(new smack::SplitAggregateLoadStore());
if (smack::SmackOptions::MemorySafety) {
pass_manager.add(new smack::MemorySafetyChecker());
}
if (SignedIntegerOverflow)
pass_manager.add(new smack::SignedIntegerOverflowChecker());
if(smack::SmackOptions::AddTiming){
Triple ModuleTriple(module->getTargetTriple());
assert (ModuleTriple.getArch() && "Module has no defined architecture: unable to add timing annotations");
const TargetOptions Options; /* = InitTargetOptionsFromCodeGenFlags();*/
std::string CPUStr = ""; /*getCPUStr();*/
std::string FeaturesStr = ""; /*getFeaturesStr();*/
TargetMachine *Machine = GetTargetMachine(ModuleTriple, CPUStr, FeaturesStr, Options);
assert(Machine && "Module did not have a Target Machine: Cannot set up timing pass");
// Add an appropriate TargetLibraryInfo pass for the module's triple.
TargetLibraryInfoImpl TLII(ModuleTriple);
pass_manager.add(new TargetLibraryInfoWrapperPass(TLII));
// Add internal analysis passes from the target machine.
pass_manager.add(createTargetTransformInfoWrapperPass(Machine->getTargetIRAnalysis()));
pass_manager.add(new smack::AddTiming());
}
std::vector<tool_output_file*> files;
if (!FinalIrFilename.empty()) {
std::error_code EC;
auto F = new tool_output_file(FinalIrFilename.c_str(), EC, sys::fs::F_None);
if (EC) check(EC.message());
F->keep();
files.push_back(F);
pass_manager.add(llvm::createPrintModulePass(F->os()));
}
if (!OutputFilename.empty()) {
std::error_code EC;
auto F = new tool_output_file(OutputFilename.c_str(), EC, sys::fs::F_None);
if (EC) check(EC.message());
F->keep();
files.push_back(F);
pass_manager.add(new smack::SmackModuleGenerator());
pass_manager.add(new smack::BplFilePrinter(F->os()));
}
pass_manager.run(*module.get());
for (auto F : files)
delete F;
return 0;
}
