#include "CPPTargetMachine.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/StringExtras.h"
+#include "llvm/ADT/STLExtras.h"
#include "llvm/Config/config.h"
#include "llvm/IR/CallingConv.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/InlineAsm.h"
#include "llvm/IR/Instruction.h"
#include "llvm/IR/Instructions.h"
+#include "llvm/IR/LegacyPassManager.h"
#include "llvm/IR/Module.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCInstrInfo.h"
#include "llvm/MC/MCSubtargetInfo.h"
#include "llvm/Pass.h"
-#include "llvm/PassManager.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/FormattedStream.h"
#include "llvm/Support/TargetRegistry.h"
#include <algorithm>
+#include <cctype>
#include <cstdio>
#include <map>
#include <set>
/// CppWriter - This class is the main chunk of code that converts an LLVM
/// module to a C++ translation unit.
class CppWriter : public ModulePass {
+ std::unique_ptr<formatted_raw_ostream> OutOwner;
formatted_raw_ostream &Out;
const Module *TheModule;
uint64_t uniqueNum;
public:
static char ID;
- explicit CppWriter(formatted_raw_ostream &o) :
- ModulePass(ID), Out(o), uniqueNum(0), is_inline(false), indent_level(0){}
+ explicit CppWriter(std::unique_ptr<formatted_raw_ostream> o)
+ : ModulePass(ID), OutOwner(std::move(o)), Out(*OutOwner), uniqueNum(0),
+ is_inline(false), indent_level(0) {}
- virtual const char *getPassName() const { return "C++ backend"; }
+ const char *getPassName() const override { return "C++ backend"; }
- bool runOnModule(Module &M);
+ bool runOnModule(Module &M) override;
void printProgram(const std::string& fname, const std::string& modName );
void printModule(const std::string& fname, const std::string& modName );
private:
void printLinkageType(GlobalValue::LinkageTypes LT);
void printVisibilityType(GlobalValue::VisibilityTypes VisTypes);
+ void printDLLStorageClassType(GlobalValue::DLLStorageClassTypes DSCType);
void printThreadLocalMode(GlobalVariable::ThreadLocalMode TLM);
void printCallingConv(CallingConv::ID cc);
void printEscapedString(const std::string& str);
Out << "GlobalValue::InternalLinkage"; break;
case GlobalValue::PrivateLinkage:
Out << "GlobalValue::PrivateLinkage"; break;
- case GlobalValue::LinkerPrivateLinkage:
- Out << "GlobalValue::LinkerPrivateLinkage"; break;
- case GlobalValue::LinkerPrivateWeakLinkage:
- Out << "GlobalValue::LinkerPrivateWeakLinkage"; break;
case GlobalValue::AvailableExternallyLinkage:
Out << "GlobalValue::AvailableExternallyLinkage "; break;
case GlobalValue::LinkOnceAnyLinkage:
Out << "GlobalValue::LinkOnceAnyLinkage "; break;
case GlobalValue::LinkOnceODRLinkage:
Out << "GlobalValue::LinkOnceODRLinkage "; break;
- case GlobalValue::LinkOnceODRAutoHideLinkage:
- Out << "GlobalValue::LinkOnceODRAutoHideLinkage"; break;
case GlobalValue::WeakAnyLinkage:
Out << "GlobalValue::WeakAnyLinkage"; break;
case GlobalValue::WeakODRLinkage:
Out << "GlobalValue::AppendingLinkage"; break;
case GlobalValue::ExternalLinkage:
Out << "GlobalValue::ExternalLinkage"; break;
- case GlobalValue::DLLImportLinkage:
- Out << "GlobalValue::DLLImportLinkage"; break;
- case GlobalValue::DLLExportLinkage:
- Out << "GlobalValue::DLLExportLinkage"; break;
case GlobalValue::ExternalWeakLinkage:
Out << "GlobalValue::ExternalWeakLinkage"; break;
case GlobalValue::CommonLinkage:
}
}
+void CppWriter::printDLLStorageClassType(
+ GlobalValue::DLLStorageClassTypes DSCType) {
+ switch (DSCType) {
+ case GlobalValue::DefaultStorageClass:
+ Out << "GlobalValue::DefaultStorageClass";
+ break;
+ case GlobalValue::DLLImportStorageClass:
+ Out << "GlobalValue::DLLImportStorageClass";
+ break;
+ case GlobalValue::DLLExportStorageClass:
+ Out << "GlobalValue::DLLExportStorageClass";
+ break;
+ }
+}
+
void CppWriter::printThreadLocalMode(GlobalVariable::ThreadLocalMode TLM) {
switch (TLM) {
case GlobalVariable::NotThreadLocal:
}
std::string CppWriter::getCppName(Type* Ty) {
- // First, handle the primitive types .. easy
- if (Ty->isPrimitiveType() || Ty->isIntegerTy()) {
- switch (Ty->getTypeID()) {
- case Type::VoidTyID: return "Type::getVoidTy(mod->getContext())";
- case Type::IntegerTyID: {
- unsigned BitWidth = cast<IntegerType>(Ty)->getBitWidth();
- return "IntegerType::get(mod->getContext(), " + utostr(BitWidth) + ")";
- }
- case Type::X86_FP80TyID: return "Type::getX86_FP80Ty(mod->getContext())";
- case Type::FloatTyID: return "Type::getFloatTy(mod->getContext())";
- case Type::DoubleTyID: return "Type::getDoubleTy(mod->getContext())";
- case Type::LabelTyID: return "Type::getLabelTy(mod->getContext())";
- case Type::X86_MMXTyID: return "Type::getX86_MMXTy(mod->getContext())";
- default:
- error("Invalid primitive type");
- break;
- }
- // shouldn't be returned, but make it sensible
+ switch (Ty->getTypeID()) {
+ default:
+ break;
+ case Type::VoidTyID:
return "Type::getVoidTy(mod->getContext())";
+ case Type::IntegerTyID: {
+ unsigned BitWidth = cast<IntegerType>(Ty)->getBitWidth();
+ return "IntegerType::get(mod->getContext(), " + utostr(BitWidth) + ")";
+ }
+ case Type::X86_FP80TyID:
+ return "Type::getX86_FP80Ty(mod->getContext())";
+ case Type::FloatTyID:
+ return "Type::getFloatTy(mod->getContext())";
+ case Type::DoubleTyID:
+ return "Type::getDoubleTy(mod->getContext())";
+ case Type::LabelTyID:
+ return "Type::getLabelTy(mod->getContext())";
+ case Type::X86_MMXTyID:
+ return "Type::getX86_MMXTy(mod->getContext())";
}
// Now, see if we've seen the type before and return that
return I->second;
// Okay, let's build a new name for this type. Start with a prefix
- const char* prefix = 0;
+ const char* prefix = nullptr;
switch (Ty->getTypeID()) {
case Type::FunctionTyID: prefix = "FuncTy_"; break;
case Type::StructTyID: prefix = "StructTy_"; break;
HANDLE_ATTR(NoUnwind);
HANDLE_ATTR(NoAlias);
HANDLE_ATTR(ByVal);
+ HANDLE_ATTR(InAlloca);
HANDLE_ATTR(Nest);
HANDLE_ATTR(ReadNone);
HANDLE_ATTR(ReadOnly);
HANDLE_ATTR(NoInline);
HANDLE_ATTR(AlwaysInline);
+ HANDLE_ATTR(OptimizeNone);
HANDLE_ATTR(OptimizeForSize);
HANDLE_ATTR(StackProtect);
HANDLE_ATTR(StackProtectReq);
HANDLE_ATTR(StackProtectStrong);
+ HANDLE_ATTR(SafeStack);
HANDLE_ATTR(NoCapture);
HANDLE_ATTR(NoRedZone);
HANDLE_ATTR(NoImplicitFloat);
void CppWriter::printType(Type* Ty) {
// We don't print definitions for primitive types
- if (Ty->isPrimitiveType() || Ty->isIntegerTy())
+ if (Ty->isFloatingPointTy() || Ty->isX86_MMXTy() || Ty->isIntegerTy() ||
+ Ty->isLabelTy() || Ty->isMetadataTy() || Ty->isVoidTy() ||
+ Ty->isTokenTy())
return;
// If we already defined this type, we don't need to define it again.
if (DefinedTypes.find(Ty) == DefinedTypes.end()) {
std::string elemName(getCppName(ET));
Out << "ArrayType* " << typeName << " = ArrayType::get("
- << elemName
- << ", " << utostr(AT->getNumElements()) << ");";
+ << elemName << ", " << AT->getNumElements() << ");";
nl(Out);
}
break;
if (DefinedTypes.find(Ty) == DefinedTypes.end()) {
std::string elemName(getCppName(ET));
Out << "PointerType* " << typeName << " = PointerType::get("
- << elemName
- << ", " << utostr(PT->getAddressSpace()) << ");";
+ << elemName << ", " << PT->getAddressSpace() << ");";
nl(Out);
}
break;
if (DefinedTypes.find(Ty) == DefinedTypes.end()) {
std::string elemName(getCppName(ET));
Out << "VectorType* " << typeName << " = VectorType::get("
- << elemName
- << ", " << utostr(PT->getNumElements()) << ");";
+ << elemName << ", " << PT->getNumElements() << ");";
nl(Out);
}
break;
}
if (GV->getAlignment()) {
printCppName(GV);
- Out << "->setAlignment(" << utostr(GV->getAlignment()) << ");";
+ Out << "->setAlignment(" << GV->getAlignment() << ");";
nl(Out);
}
if (GV->getVisibility() != GlobalValue::DefaultVisibility) {
Out << ");";
nl(Out);
}
+ if (GV->getDLLStorageClass() != GlobalValue::DefaultStorageClass) {
+ printCppName(GV);
+ Out << "->setDLLStorageClass(";
+ printDLLStorageClassType(GV->getDLLStorageClass());
+ Out << ");";
+ nl(Out);
+ }
if (GV->isThreadLocal()) {
printCppName(GV);
Out << "->setThreadLocalMode(";
nl(Out);
for (SwitchInst::ConstCaseIt i = SI->case_begin(), e = SI->case_end();
i != e; ++i) {
- const IntegersSubset CaseVal = i.getCaseValueEx();
+ const ConstantInt* CaseVal = i.getCaseValue();
const BasicBlock *BB = i.getCaseSuccessor();
Out << iName << "->addCase("
<< getOpName(CaseVal) << ", "
break;
}
case Instruction::Resume: {
- Out << "ResumeInst::Create(mod->getContext(), " << opNames[0]
- << ", " << bbname << ");";
+ Out << "ResumeInst::Create(" << opNames[0] << ", " << bbname << ");";
break;
}
case Instruction::Invoke: {
}
// FIXME: This shouldn't use magic numbers -3, -2, and -1.
Out << "InvokeInst *" << iName << " = InvokeInst::Create("
- << getOpName(inv->getCalledFunction()) << ", "
+ << getOpName(inv->getCalledValue()) << ", "
<< getOpName(inv->getNormalDest()) << ", "
<< getOpName(inv->getUnwindDest()) << ", "
<< iName << "_params, \"";
}
case Instruction::GetElementPtr: {
const GetElementPtrInst* gep = cast<GetElementPtrInst>(I);
- if (gep->getNumOperands() <= 2) {
- Out << "GetElementPtrInst* " << iName << " = GetElementPtrInst::Create("
- << opNames[0];
- if (gep->getNumOperands() == 2)
- Out << ", " << opNames[1];
- } else {
- Out << "std::vector<Value*> " << iName << "_indices;";
- nl(Out);
- for (unsigned i = 1; i < gep->getNumOperands(); ++i ) {
- Out << iName << "_indices.push_back("
- << opNames[i] << ");";
- nl(Out);
+ Out << "GetElementPtrInst* " << iName << " = GetElementPtrInst::Create("
+ << getCppName(gep->getSourceElementType()) << ", " << opNames[0] << ", {";
+ in();
+ for (unsigned i = 1; i < gep->getNumOperands(); ++i ) {
+ if (i != 1) {
+ Out << ", ";
}
- Out << "Instruction* " << iName << " = GetElementPtrInst::Create("
- << opNames[0] << ", " << iName << "_indices";
+ nl(Out);
+ Out << opNames[i];
}
- Out << ", \"";
+ out();
+ nl(Out) << "}, \"";
printEscapedString(gep->getName());
Out << "\", " << bbname << ");";
break;
}
case Instruction::AtomicCmpXchg: {
const AtomicCmpXchgInst *cxi = cast<AtomicCmpXchgInst>(I);
- StringRef Ordering = ConvertAtomicOrdering(cxi->getOrdering());
+ StringRef SuccessOrdering =
+ ConvertAtomicOrdering(cxi->getSuccessOrdering());
+ StringRef FailureOrdering =
+ ConvertAtomicOrdering(cxi->getFailureOrdering());
StringRef CrossThread = ConvertAtomicSynchScope(cxi->getSynchScope());
Out << "AtomicCmpXchgInst* " << iName
<< " = new AtomicCmpXchgInst("
<< opNames[0] << ", " << opNames[1] << ", " << opNames[2] << ", "
- << Ordering << ", " << CrossThread << ", " << bbname
+ << SuccessOrdering << ", " << FailureOrdering << ", "
+ << CrossThread << ", " << bbname
<< ");";
nl(Out) << iName << "->setName(\"";
printEscapedString(cxi->getName());
Out << "\");";
+ nl(Out) << iName << "->setVolatile("
+ << (cxi->isVolatile() ? "true" : "false") << ");";
+ nl(Out) << iName << "->setWeak("
+ << (cxi->isWeak() ? "true" : "false") << ");";
break;
}
case Instruction::AtomicRMW: {
nl(Out) << iName << "->setName(\"";
printEscapedString(rmwi->getName());
Out << "\");";
+ nl(Out) << iName << "->setVolatile("
+ << (rmwi->isVolatile() ? "true" : "false") << ");";
+ break;
+ }
+ case Instruction::LandingPad: {
+ const LandingPadInst *lpi = cast<LandingPadInst>(I);
+ Out << "LandingPadInst* " << iName << " = LandingPadInst::Create(";
+ printCppName(lpi->getType());
+ Out << ", " << opNames[0] << ", " << lpi->getNumClauses() << ", \"";
+ printEscapedString(lpi->getName());
+ Out << "\", " << bbname << ");";
+ nl(Out) << iName << "->setCleanup("
+ << (lpi->isCleanup() ? "true" : "false")
+ << ");";
+ for (unsigned i = 0, e = lpi->getNumClauses(); i != e; ++i)
+ nl(Out) << iName << "->addClause(" << opNames[i+1] << ");";
break;
}
}
consts.insert(GVar->getInitializer());
} else if (Constant* C = dyn_cast<Constant>(operand)) {
consts.insert(C);
- for (unsigned j = 0; j < C->getNumOperands(); ++j) {
+ for (Value* operand : C->operands()) {
// If the operand references a GVal or Constant, make a note of it
- Value* operand = C->getOperand(j);
printType(operand->getType());
if (GlobalValue* GV = dyn_cast<GlobalValue>(operand)) {
gvs.insert(GV);
// Print the function declarations for any functions encountered
nl(Out) << "// Function Declarations"; nl(Out);
- for (SmallPtrSet<GlobalValue*,64>::iterator I = gvs.begin(), E = gvs.end();
- I != E; ++I) {
- if (Function* Fun = dyn_cast<Function>(*I)) {
+ for (auto *GV : gvs) {
+ if (Function *Fun = dyn_cast<Function>(GV)) {
if (!is_inline || Fun != F)
printFunctionHead(Fun);
}
// Print the global variable declarations for any variables encountered
nl(Out) << "// Global Variable Declarations"; nl(Out);
- for (SmallPtrSet<GlobalValue*,64>::iterator I = gvs.begin(), E = gvs.end();
- I != E; ++I) {
- if (GlobalVariable* F = dyn_cast<GlobalVariable>(*I))
+ for (auto *GV : gvs) {
+ if (GlobalVariable *F = dyn_cast<GlobalVariable>(GV))
printVariableHead(F);
}
// Print the constants found
nl(Out) << "// Constant Definitions"; nl(Out);
- for (SmallPtrSet<Constant*,64>::iterator I = consts.begin(),
- E = consts.end(); I != E; ++I) {
- printConstant(*I);
+ for (const auto *C : consts) {
+ printConstant(C);
}
// Process the global variables definitions now that all the constants have
// initializers.
if (GenerationType != GenFunction) {
nl(Out) << "// Global Variable Definitions"; nl(Out);
- for (SmallPtrSet<GlobalValue*,64>::iterator I = gvs.begin(), E = gvs.end();
- I != E; ++I) {
- if (GlobalVariable* GV = dyn_cast<GlobalVariable>(*I))
- printVariableBody(GV);
+ for (auto *GV : gvs) {
+ if (GlobalVariable *Var = dyn_cast<GlobalVariable>(GV))
+ printVariableBody(Var);
}
}
}
Out << ");";
nl(Out);
}
+ if (F->getDLLStorageClass() != GlobalValue::DefaultStorageClass) {
+ printCppName(F);
+ Out << "->setDLLStorageClass(";
+ printDLLStorageClassType(F->getDLLStorageClass());
+ Out << ");";
+ nl(Out);
+ }
if (F->hasGC()) {
printCppName(F);
Out << "->setGC(\"" << F->getGC() << "\");";
void CppWriter::printProgram(const std::string& fname,
const std::string& mName) {
Out << "#include <llvm/Pass.h>\n";
- Out << "#include <llvm/PassManager.h>\n";
Out << "#include <llvm/ADT/SmallVector.h>\n";
Out << "#include <llvm/Analysis/Verifier.h>\n";
- Out << "#include <llvm/Assembly/PrintModulePass.h>\n";
Out << "#include <llvm/IR/BasicBlock.h>\n";
Out << "#include <llvm/IR/CallingConv.h>\n";
Out << "#include <llvm/IR/Constants.h>\n";
Out << "#include <llvm/IR/DerivedTypes.h>\n";
Out << "#include <llvm/IR/Function.h>\n";
Out << "#include <llvm/IR/GlobalVariable.h>\n";
+ Out << "#include <llvm/IR/IRPrintingPasses.h>\n";
Out << "#include <llvm/IR/InlineAsm.h>\n";
Out << "#include <llvm/IR/Instructions.h>\n";
Out << "#include <llvm/IR/LLVMContext.h>\n";
+ Out << "#include <llvm/IR/LegacyPassManager.h>\n";
Out << "#include <llvm/IR/Module.h>\n";
Out << "#include <llvm/Support/FormattedStream.h>\n";
Out << "#include <llvm/Support/MathExtras.h>\n";
printEscapedString(mName);
Out << "\", getGlobalContext());";
if (!TheModule->getTargetTriple().empty()) {
- nl(Out) << "mod->setDataLayout(\"" << TheModule->getDataLayout() << "\");";
+ nl(Out) << "mod->setDataLayout(\"" << TheModule->getDataLayoutStr()
+ << "\");";
}
if (!TheModule->getTargetTriple().empty()) {
nl(Out) << "mod->setTargetTriple(\"" << TheModule->getTargetTriple()
// External Interface declaration
//===----------------------------------------------------------------------===//
-bool CPPTargetMachine::addPassesToEmitFile(PassManagerBase &PM,
- formatted_raw_ostream &o,
- CodeGenFileType FileType,
- bool DisableVerify,
- AnalysisID StartAfter,
- AnalysisID StopAfter) {
- if (FileType != TargetMachine::CGFT_AssemblyFile) return true;
- PM.add(new CppWriter(o));
+bool CPPTargetMachine::addPassesToEmitFile(
+ PassManagerBase &PM, raw_pwrite_stream &o, CodeGenFileType FileType,
+ bool DisableVerify, AnalysisID StartBefore, AnalysisID StartAfter,
+ AnalysisID StopAfter, MachineFunctionInitializer *MFInitializer) {
+ if (FileType != TargetMachine::CGFT_AssemblyFile)
+ return true;
+ auto FOut = llvm::make_unique<formatted_raw_ostream>(o);
+ PM.add(new CppWriter(std::move(FOut)));
return false;
}