Index: CMakeLists.txt =================================================================== --- CMakeLists.txt +++ CMakeLists.txt @@ -226,7 +226,6 @@ AMDGPU ARM BPF - CppBackend Hexagon Mips MSP430 Index: docs/CodeGenerator.rst =================================================================== --- docs/CodeGenerator.rst +++ docs/CodeGenerator.rst @@ -1771,13 +1771,11 @@ Target Feature Matrix --------------------- -Note that this table does not include the C backend or Cpp backends, since they -do not use the target independent code generator infrastructure. It also -doesn't list features that are not supported fully by any target yet. It -considers a feature to be supported if at least one subtarget supports it. A -feature being supported means that it is useful and works for most cases, it -does not indicate that there are zero known bugs in the implementation. Here is -the key: +Note that this table does not list features that are not supported fully by any +target yet. It considers a feature to be supported if at least one subtarget +supports it. A feature being supported means that it is useful and works for +most cases, it does not indicate that there are zero known bugs in the +implementation. Here is the key: :raw-html:`` :raw-html:`` Index: docs/GettingStarted.rst =================================================================== --- docs/GettingStarted.rst +++ docs/GettingStarted.rst @@ -730,9 +730,9 @@ | | the configure script. The default list is defined | | | as ``LLVM_ALL_TARGETS``, and can be set to include | | | out-of-tree targets. The default value includes: | -| | ``AArch64, AMDGPU, ARM, BPF, CppBackend, Hexagon, | -| | Mips, MSP430, NVPTX, PowerPC, Sparc, SystemZ | -| | X86, XCore``. | +| | ``AArch64, AMDGPU, ARM, BPF, Hexagon, Mips, | +| | MSP430, NVPTX, PowerPC, Sparc, SystemZ, X86, | +| | XCore``. | +-------------------------+----------------------------------------------------+ | LLVM_ENABLE_DOXYGEN | Build doxygen-based documentation from the source | | | code This is disabled by default because it is | Index: lib/Target/CppBackend/CMakeLists.txt =================================================================== --- lib/Target/CppBackend/CMakeLists.txt +++ /dev/null @@ -1,5 +0,0 @@ -add_llvm_target(CppBackendCodeGen - CPPBackend.cpp - ) - -add_subdirectory(TargetInfo) Index: lib/Target/CppBackend/CPPBackend.cpp =================================================================== --- lib/Target/CppBackend/CPPBackend.cpp +++ /dev/null @@ -1,2145 +0,0 @@ -//===-- CPPBackend.cpp - Library for converting LLVM code to C++ code -----===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file implements the writing of the LLVM IR as a set of C++ calls to the -// LLVM IR interface. The input module is assumed to be verified. -// -//===----------------------------------------------------------------------===// - -#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/DerivedTypes.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/Support/CommandLine.h" -#include "llvm/Support/ErrorHandling.h" -#include "llvm/Support/FormattedStream.h" -#include "llvm/Support/TargetRegistry.h" -#include -#include -#include -#include -#include -using namespace llvm; - -static cl::opt -FuncName("cppfname", cl::desc("Specify the name of the generated function"), - cl::value_desc("function name")); - -enum WhatToGenerate { - GenProgram, - GenModule, - GenContents, - GenFunction, - GenFunctions, - GenInline, - GenVariable, - GenType -}; - -static cl::opt GenerationType("cppgen", cl::Optional, - cl::desc("Choose what kind of output to generate"), - cl::init(GenProgram), - cl::values( - clEnumValN(GenProgram, "program", "Generate a complete program"), - clEnumValN(GenModule, "module", "Generate a module definition"), - clEnumValN(GenContents, "contents", "Generate contents of a module"), - clEnumValN(GenFunction, "function", "Generate a function definition"), - clEnumValN(GenFunctions,"functions", "Generate all function definitions"), - clEnumValN(GenInline, "inline", "Generate an inline function"), - clEnumValN(GenVariable, "variable", "Generate a variable definition"), - clEnumValN(GenType, "type", "Generate a type definition"), - clEnumValEnd - ) -); - -static cl::opt NameToGenerate("cppfor", cl::Optional, - cl::desc("Specify the name of the thing to generate"), - cl::init("!bad!")); - -extern "C" void LLVMInitializeCppBackendTarget() { - // Register the target. - RegisterTargetMachine X(TheCppBackendTarget); -} - -namespace { - typedef std::vector TypeList; - typedef std::map TypeMap; - typedef std::map ValueMap; - typedef std::set NameSet; - typedef std::set TypeSet; - typedef std::set ValueSet; - typedef std::map ForwardRefMap; - - /// 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 OutOwner; - formatted_raw_ostream &Out; - const Module *TheModule; - uint64_t uniqueNum; - TypeMap TypeNames; - ValueMap ValueNames; - NameSet UsedNames; - TypeSet DefinedTypes; - ValueSet DefinedValues; - ForwardRefMap ForwardRefs; - bool is_inline; - unsigned indent_level; - - public: - static char ID; - explicit CppWriter(std::unique_ptr o) - : ModulePass(ID), OutOwner(std::move(o)), Out(*OutOwner), uniqueNum(0), - is_inline(false), indent_level(0) {} - - const char *getPassName() const override { return "C++ backend"; } - - 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 ); - void printContents(const std::string& fname, const std::string& modName ); - void printFunction(const std::string& fname, const std::string& funcName ); - void printFunctions(); - void printInline(const std::string& fname, const std::string& funcName ); - void printVariable(const std::string& fname, const std::string& varName ); - void printType(const std::string& fname, const std::string& typeName ); - - void error(const std::string& msg); - - - formatted_raw_ostream& nl(formatted_raw_ostream &Out, int delta = 0); - inline void in() { indent_level++; } - inline void out() { if (indent_level >0) indent_level--; } - - 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); - void printCFP(const ConstantFP* CFP); - - std::string getCppName(Type* val); - inline void printCppName(Type* val); - - std::string getCppName(const Value* val); - inline void printCppName(const Value* val); - - void printAttributes(const AttributeSet &PAL, const std::string &name); - void printType(Type* Ty); - void printTypes(const Module* M); - - void printConstant(const Constant *CPV); - void printConstants(const Module* M); - - void printVariableUses(const GlobalVariable *GV); - void printVariableHead(const GlobalVariable *GV); - void printVariableBody(const GlobalVariable *GV); - - void printFunctionUses(const Function *F); - void printFunctionHead(const Function *F); - void printFunctionBody(const Function *F); - void printInstruction(const Instruction *I, const std::string& bbname); - std::string getOpName(const Value*); - - void printModuleBody(); - }; -} // end anonymous namespace. - -formatted_raw_ostream &CppWriter::nl(formatted_raw_ostream &Out, int delta) { - Out << '\n'; - if (delta >= 0 || indent_level >= unsigned(-delta)) - indent_level += delta; - Out.indent(indent_level); - return Out; -} - -static inline void sanitize(std::string &str) { - for (size_t i = 0; i < str.length(); ++i) - if (!isalnum(str[i]) && str[i] != '_') - str[i] = '_'; -} - -static std::string getTypePrefix(Type *Ty) { - switch (Ty->getTypeID()) { - case Type::VoidTyID: return "void_"; - case Type::IntegerTyID: - return "int" + utostr(cast(Ty)->getBitWidth()) + "_"; - case Type::FloatTyID: return "float_"; - case Type::DoubleTyID: return "double_"; - case Type::LabelTyID: return "label_"; - case Type::FunctionTyID: return "func_"; - case Type::StructTyID: return "struct_"; - case Type::ArrayTyID: return "array_"; - case Type::PointerTyID: return "ptr_"; - case Type::VectorTyID: return "packed_"; - default: return "other_"; - } -} - -void CppWriter::error(const std::string& msg) { - report_fatal_error(msg); -} - -static inline std::string ftostr(const APFloat& V) { - std::string Buf; - if (&V.getSemantics() == &APFloat::IEEEdouble) { - raw_string_ostream(Buf) << V.convertToDouble(); - return Buf; - } else if (&V.getSemantics() == &APFloat::IEEEsingle) { - raw_string_ostream(Buf) << (double)V.convertToFloat(); - return Buf; - } - return ""; // error -} - -// printCFP - Print a floating point constant .. very carefully :) -// This makes sure that conversion to/from floating yields the same binary -// result so that we don't lose precision. -void CppWriter::printCFP(const ConstantFP *CFP) { - bool ignored; - APFloat APF = APFloat(CFP->getValueAPF()); // copy - if (CFP->getType() == Type::getFloatTy(CFP->getContext())) - APF.convert(APFloat::IEEEdouble, APFloat::rmNearestTiesToEven, &ignored); - Out << "ConstantFP::get(mod->getContext(), "; - Out << "APFloat("; -#if HAVE_PRINTF_A - char Buffer[100]; - sprintf(Buffer, "%A", APF.convertToDouble()); - if ((!strncmp(Buffer, "0x", 2) || - !strncmp(Buffer, "-0x", 3) || - !strncmp(Buffer, "+0x", 3)) && - APF.bitwiseIsEqual(APFloat(atof(Buffer)))) { - if (CFP->getType() == Type::getDoubleTy(CFP->getContext())) - Out << "BitsToDouble(" << Buffer << ")"; - else - Out << "BitsToFloat((float)" << Buffer << ")"; - Out << ")"; - } else { -#endif - std::string StrVal = ftostr(CFP->getValueAPF()); - - while (StrVal[0] == ' ') - StrVal.erase(StrVal.begin()); - - // Check to make sure that the stringized number is not some string like - // "Inf" or NaN. Check that the string matches the "[-+]?[0-9]" regex. - if (((StrVal[0] >= '0' && StrVal[0] <= '9') || - ((StrVal[0] == '-' || StrVal[0] == '+') && - (StrVal[1] >= '0' && StrVal[1] <= '9'))) && - (CFP->isExactlyValue(atof(StrVal.c_str())))) { - if (CFP->getType() == Type::getDoubleTy(CFP->getContext())) - Out << StrVal; - else - Out << StrVal << "f"; - } else if (CFP->getType() == Type::getDoubleTy(CFP->getContext())) - Out << "BitsToDouble(0x" - << utohexstr(CFP->getValueAPF().bitcastToAPInt().getZExtValue()) - << "ULL) /* " << StrVal << " */"; - else - Out << "BitsToFloat(0x" - << utohexstr((uint32_t)CFP->getValueAPF(). - bitcastToAPInt().getZExtValue()) - << "U) /* " << StrVal << " */"; - Out << ")"; -#if HAVE_PRINTF_A - } -#endif - Out << ")"; -} - -void CppWriter::printCallingConv(CallingConv::ID cc){ - // Print the calling convention. - switch (cc) { - case CallingConv::C: Out << "CallingConv::C"; break; - case CallingConv::Fast: Out << "CallingConv::Fast"; break; - case CallingConv::Cold: Out << "CallingConv::Cold"; break; - case CallingConv::FirstTargetCC: Out << "CallingConv::FirstTargetCC"; break; - default: Out << cc; break; - } -} - -void CppWriter::printLinkageType(GlobalValue::LinkageTypes LT) { - switch (LT) { - case GlobalValue::InternalLinkage: - Out << "GlobalValue::InternalLinkage"; break; - case GlobalValue::PrivateLinkage: - Out << "GlobalValue::PrivateLinkage"; break; - case GlobalValue::AvailableExternallyLinkage: - Out << "GlobalValue::AvailableExternallyLinkage "; break; - case GlobalValue::LinkOnceAnyLinkage: - Out << "GlobalValue::LinkOnceAnyLinkage "; break; - case GlobalValue::LinkOnceODRLinkage: - Out << "GlobalValue::LinkOnceODRLinkage "; break; - case GlobalValue::WeakAnyLinkage: - Out << "GlobalValue::WeakAnyLinkage"; break; - case GlobalValue::WeakODRLinkage: - Out << "GlobalValue::WeakODRLinkage"; break; - case GlobalValue::AppendingLinkage: - Out << "GlobalValue::AppendingLinkage"; break; - case GlobalValue::ExternalLinkage: - Out << "GlobalValue::ExternalLinkage"; break; - case GlobalValue::ExternalWeakLinkage: - Out << "GlobalValue::ExternalWeakLinkage"; break; - case GlobalValue::CommonLinkage: - Out << "GlobalValue::CommonLinkage"; break; - } -} - -void CppWriter::printVisibilityType(GlobalValue::VisibilityTypes VisType) { - switch (VisType) { - case GlobalValue::DefaultVisibility: - Out << "GlobalValue::DefaultVisibility"; - break; - case GlobalValue::HiddenVisibility: - Out << "GlobalValue::HiddenVisibility"; - break; - case GlobalValue::ProtectedVisibility: - Out << "GlobalValue::ProtectedVisibility"; - break; - } -} - -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: - Out << "GlobalVariable::NotThreadLocal"; - break; - case GlobalVariable::GeneralDynamicTLSModel: - Out << "GlobalVariable::GeneralDynamicTLSModel"; - break; - case GlobalVariable::LocalDynamicTLSModel: - Out << "GlobalVariable::LocalDynamicTLSModel"; - break; - case GlobalVariable::InitialExecTLSModel: - Out << "GlobalVariable::InitialExecTLSModel"; - break; - case GlobalVariable::LocalExecTLSModel: - Out << "GlobalVariable::LocalExecTLSModel"; - break; - } -} - -// printEscapedString - Print each character of the specified string, escaping -// it if it is not printable or if it is an escape char. -void CppWriter::printEscapedString(const std::string &Str) { - for (unsigned i = 0, e = Str.size(); i != e; ++i) { - unsigned char C = Str[i]; - if (isprint(C) && C != '"' && C != '\\') { - Out << C; - } else { - Out << "\\x" - << (char) ((C/16 < 10) ? ( C/16 +'0') : ( C/16 -10+'A')) - << (char)(((C&15) < 10) ? ((C&15)+'0') : ((C&15)-10+'A')); - } - } -} - -std::string CppWriter::getCppName(Type* Ty) { - switch (Ty->getTypeID()) { - default: - break; - case Type::VoidTyID: - return "Type::getVoidTy(mod->getContext())"; - case Type::IntegerTyID: { - unsigned BitWidth = cast(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 - TypeMap::iterator I = TypeNames.find(Ty); - if (I != TypeNames.end()) - return I->second; - - // Okay, let's build a new name for this type. Start with a prefix - const char* prefix = nullptr; - switch (Ty->getTypeID()) { - case Type::FunctionTyID: prefix = "FuncTy_"; break; - case Type::StructTyID: prefix = "StructTy_"; break; - case Type::ArrayTyID: prefix = "ArrayTy_"; break; - case Type::PointerTyID: prefix = "PointerTy_"; break; - case Type::VectorTyID: prefix = "VectorTy_"; break; - default: prefix = "OtherTy_"; break; // prevent breakage - } - - // See if the type has a name in the symboltable and build accordingly - std::string name; - if (StructType *STy = dyn_cast(Ty)) - if (STy->hasName()) - name = STy->getName(); - - if (name.empty()) - name = utostr(uniqueNum++); - - name = std::string(prefix) + name; - sanitize(name); - - // Save the name - return TypeNames[Ty] = name; -} - -void CppWriter::printCppName(Type* Ty) { - printEscapedString(getCppName(Ty)); -} - -std::string CppWriter::getCppName(const Value* val) { - std::string name; - ValueMap::iterator I = ValueNames.find(val); - if (I != ValueNames.end() && I->first == val) - return I->second; - - if (const GlobalVariable* GV = dyn_cast(val)) { - name = std::string("gvar_") + - getTypePrefix(GV->getValueType()); - } else if (isa(val)) { - name = std::string("func_"); - } else if (const Constant* C = dyn_cast(val)) { - name = std::string("const_") + getTypePrefix(C->getType()); - } else if (const Argument* Arg = dyn_cast(val)) { - if (is_inline) { - unsigned argNum = std::distance(Arg->getParent()->arg_begin(), - Function::const_arg_iterator(Arg)) + 1; - name = std::string("arg_") + utostr(argNum); - NameSet::iterator NI = UsedNames.find(name); - if (NI != UsedNames.end()) - name += std::string("_") + utostr(uniqueNum++); - UsedNames.insert(name); - return ValueNames[val] = name; - } else { - name = getTypePrefix(val->getType()); - } - } else { - name = getTypePrefix(val->getType()); - } - if (val->hasName()) - name += val->getName(); - else - name += utostr(uniqueNum++); - sanitize(name); - NameSet::iterator NI = UsedNames.find(name); - if (NI != UsedNames.end()) - name += std::string("_") + utostr(uniqueNum++); - UsedNames.insert(name); - return ValueNames[val] = name; -} - -void CppWriter::printCppName(const Value* val) { - printEscapedString(getCppName(val)); -} - -void CppWriter::printAttributes(const AttributeSet &PAL, - const std::string &name) { - Out << "AttributeSet " << name << "_PAL;"; - nl(Out); - if (!PAL.isEmpty()) { - Out << '{'; in(); nl(Out); - Out << "SmallVector Attrs;"; nl(Out); - Out << "AttributeSet PAS;"; in(); nl(Out); - for (unsigned i = 0; i < PAL.getNumSlots(); ++i) { - unsigned index = PAL.getSlotIndex(i); - AttrBuilder attrs(PAL.getSlotAttributes(i), index); - Out << "{"; in(); nl(Out); - Out << "AttrBuilder B;"; nl(Out); - -#define HANDLE_ATTR(X) \ - if (attrs.contains(Attribute::X)) { \ - Out << "B.addAttribute(Attribute::" #X ");"; nl(Out); \ - attrs.removeAttribute(Attribute::X); \ - } - - HANDLE_ATTR(SExt); - HANDLE_ATTR(ZExt); - HANDLE_ATTR(NoReturn); - HANDLE_ATTR(InReg); - HANDLE_ATTR(StructRet); - 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); - HANDLE_ATTR(Naked); - HANDLE_ATTR(InlineHint); - HANDLE_ATTR(ReturnsTwice); - HANDLE_ATTR(UWTable); - HANDLE_ATTR(NonLazyBind); - HANDLE_ATTR(MinSize); -#undef HANDLE_ATTR - - if (attrs.contains(Attribute::StackAlignment)) { - Out << "B.addStackAlignmentAttr(" << attrs.getStackAlignment()<<')'; - nl(Out); - attrs.removeAttribute(Attribute::StackAlignment); - } - - Out << "PAS = AttributeSet::get(mod->getContext(), "; - if (index == ~0U) - Out << "~0U,"; - else - Out << index << "U,"; - Out << " B);"; out(); nl(Out); - Out << "}"; out(); nl(Out); - nl(Out); - Out << "Attrs.push_back(PAS);"; nl(Out); - } - Out << name << "_PAL = AttributeSet::get(mod->getContext(), Attrs);"; - nl(Out); - out(); nl(Out); - Out << '}'; nl(Out); - } -} - -void CppWriter::printType(Type* Ty) { - // We don't print definitions for primitive types - 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()) - return; - - // Everything below needs the name for the type so get it now. - std::string typeName(getCppName(Ty)); - - // Print the type definition - switch (Ty->getTypeID()) { - case Type::FunctionTyID: { - FunctionType* FT = cast(Ty); - Out << "std::vector" << typeName << "_args;"; - nl(Out); - FunctionType::param_iterator PI = FT->param_begin(); - FunctionType::param_iterator PE = FT->param_end(); - for (; PI != PE; ++PI) { - Type* argTy = static_cast(*PI); - printType(argTy); - std::string argName(getCppName(argTy)); - Out << typeName << "_args.push_back(" << argName; - Out << ");"; - nl(Out); - } - printType(FT->getReturnType()); - std::string retTypeName(getCppName(FT->getReturnType())); - Out << "FunctionType* " << typeName << " = FunctionType::get("; - in(); nl(Out) << "/*Result=*/" << retTypeName; - Out << ","; - nl(Out) << "/*Params=*/" << typeName << "_args,"; - nl(Out) << "/*isVarArg=*/" << (FT->isVarArg() ? "true" : "false") << ");"; - out(); - nl(Out); - break; - } - case Type::StructTyID: { - StructType* ST = cast(Ty); - if (!ST->isLiteral()) { - Out << "StructType *" << typeName << " = mod->getTypeByName(\""; - printEscapedString(ST->getName()); - Out << "\");"; - nl(Out); - Out << "if (!" << typeName << ") {"; - nl(Out); - Out << typeName << " = "; - Out << "StructType::create(mod->getContext(), \""; - printEscapedString(ST->getName()); - Out << "\");"; - nl(Out); - Out << "}"; - nl(Out); - // Indicate that this type is now defined. - DefinedTypes.insert(Ty); - } - - Out << "std::vector" << typeName << "_fields;"; - nl(Out); - StructType::element_iterator EI = ST->element_begin(); - StructType::element_iterator EE = ST->element_end(); - for (; EI != EE; ++EI) { - Type* fieldTy = static_cast(*EI); - printType(fieldTy); - std::string fieldName(getCppName(fieldTy)); - Out << typeName << "_fields.push_back(" << fieldName; - Out << ");"; - nl(Out); - } - - if (ST->isLiteral()) { - Out << "StructType *" << typeName << " = "; - Out << "StructType::get(" << "mod->getContext(), "; - } else { - Out << "if (" << typeName << "->isOpaque()) {"; - nl(Out); - Out << typeName << "->setBody("; - } - - Out << typeName << "_fields, /*isPacked=*/" - << (ST->isPacked() ? "true" : "false") << ");"; - nl(Out); - if (!ST->isLiteral()) { - Out << "}"; - nl(Out); - } - break; - } - case Type::ArrayTyID: { - ArrayType* AT = cast(Ty); - Type* ET = AT->getElementType(); - printType(ET); - if (DefinedTypes.find(Ty) == DefinedTypes.end()) { - std::string elemName(getCppName(ET)); - Out << "ArrayType* " << typeName << " = ArrayType::get(" - << elemName << ", " << AT->getNumElements() << ");"; - nl(Out); - } - break; - } - case Type::PointerTyID: { - PointerType* PT = cast(Ty); - Type* ET = PT->getElementType(); - printType(ET); - if (DefinedTypes.find(Ty) == DefinedTypes.end()) { - std::string elemName(getCppName(ET)); - Out << "PointerType* " << typeName << " = PointerType::get(" - << elemName << ", " << PT->getAddressSpace() << ");"; - nl(Out); - } - break; - } - case Type::VectorTyID: { - VectorType* PT = cast(Ty); - Type* ET = PT->getElementType(); - printType(ET); - if (DefinedTypes.find(Ty) == DefinedTypes.end()) { - std::string elemName(getCppName(ET)); - Out << "VectorType* " << typeName << " = VectorType::get(" - << elemName << ", " << PT->getNumElements() << ");"; - nl(Out); - } - break; - } - default: - error("Invalid TypeID"); - } - - // Indicate that this type is now defined. - DefinedTypes.insert(Ty); - - // Finally, separate the type definition from other with a newline. - nl(Out); -} - -void CppWriter::printTypes(const Module* M) { - // Add all of the global variables to the value table. - for (Module::const_global_iterator I = TheModule->global_begin(), - E = TheModule->global_end(); I != E; ++I) { - if (I->hasInitializer()) - printType(I->getInitializer()->getType()); - printType(I->getType()); - } - - // Add all the functions to the table - for (Module::const_iterator FI = TheModule->begin(), FE = TheModule->end(); - FI != FE; ++FI) { - printType(FI->getReturnType()); - printType(FI->getFunctionType()); - // Add all the function arguments - for (Function::const_arg_iterator AI = FI->arg_begin(), - AE = FI->arg_end(); AI != AE; ++AI) { - printType(AI->getType()); - } - - // Add all of the basic blocks and instructions - for (Function::const_iterator BB = FI->begin(), - E = FI->end(); BB != E; ++BB) { - printType(BB->getType()); - for (BasicBlock::const_iterator I = BB->begin(), E = BB->end(); I!=E; - ++I) { - printType(I->getType()); - for (unsigned i = 0; i < I->getNumOperands(); ++i) - printType(I->getOperand(i)->getType()); - } - } - } -} - - -// printConstant - Print out a constant pool entry... -void CppWriter::printConstant(const Constant *CV) { - // First, if the constant is actually a GlobalValue (variable or function) - // or its already in the constant list then we've printed it already and we - // can just return. - if (isa(CV) || ValueNames.find(CV) != ValueNames.end()) - return; - - std::string constName(getCppName(CV)); - std::string typeName(getCppName(CV->getType())); - - if (const ConstantInt *CI = dyn_cast(CV)) { - std::string constValue = CI->getValue().toString(10, true); - Out << "ConstantInt* " << constName - << " = ConstantInt::get(mod->getContext(), APInt(" - << cast(CI->getType())->getBitWidth() - << ", StringRef(\"" << constValue << "\"), 10));"; - } else if (isa(CV)) { - Out << "ConstantAggregateZero* " << constName - << " = ConstantAggregateZero::get(" << typeName << ");"; - } else if (isa(CV)) { - Out << "ConstantPointerNull* " << constName - << " = ConstantPointerNull::get(" << typeName << ");"; - } else if (const ConstantFP *CFP = dyn_cast(CV)) { - Out << "ConstantFP* " << constName << " = "; - printCFP(CFP); - Out << ";"; - } else if (const ConstantArray *CA = dyn_cast(CV)) { - Out << "std::vector " << constName << "_elems;"; - nl(Out); - unsigned N = CA->getNumOperands(); - for (unsigned i = 0; i < N; ++i) { - printConstant(CA->getOperand(i)); // recurse to print operands - Out << constName << "_elems.push_back(" - << getCppName(CA->getOperand(i)) << ");"; - nl(Out); - } - Out << "Constant* " << constName << " = ConstantArray::get(" - << typeName << ", " << constName << "_elems);"; - } else if (const ConstantStruct *CS = dyn_cast(CV)) { - Out << "std::vector " << constName << "_fields;"; - nl(Out); - unsigned N = CS->getNumOperands(); - for (unsigned i = 0; i < N; i++) { - printConstant(CS->getOperand(i)); - Out << constName << "_fields.push_back(" - << getCppName(CS->getOperand(i)) << ");"; - nl(Out); - } - Out << "Constant* " << constName << " = ConstantStruct::get(" - << typeName << ", " << constName << "_fields);"; - } else if (const ConstantVector *CVec = dyn_cast(CV)) { - Out << "std::vector " << constName << "_elems;"; - nl(Out); - unsigned N = CVec->getNumOperands(); - for (unsigned i = 0; i < N; ++i) { - printConstant(CVec->getOperand(i)); - Out << constName << "_elems.push_back(" - << getCppName(CVec->getOperand(i)) << ");"; - nl(Out); - } - Out << "Constant* " << constName << " = ConstantVector::get(" - << typeName << ", " << constName << "_elems);"; - } else if (isa(CV)) { - Out << "UndefValue* " << constName << " = UndefValue::get(" - << typeName << ");"; - } else if (const ConstantDataSequential *CDS = - dyn_cast(CV)) { - if (CDS->isString()) { - Out << "Constant *" << constName << - " = ConstantDataArray::getString(mod->getContext(), \""; - StringRef Str = CDS->getAsString(); - bool nullTerminate = false; - if (Str.back() == 0) { - Str = Str.drop_back(); - nullTerminate = true; - } - printEscapedString(Str); - // Determine if we want null termination or not. - if (nullTerminate) - Out << "\", true);"; - else - Out << "\", false);";// No null terminator - } else { - // TODO: Could generate more efficient code generating CDS calls instead. - Out << "std::vector " << constName << "_elems;"; - nl(Out); - for (unsigned i = 0; i != CDS->getNumElements(); ++i) { - Constant *Elt = CDS->getElementAsConstant(i); - printConstant(Elt); - Out << constName << "_elems.push_back(" << getCppName(Elt) << ");"; - nl(Out); - } - Out << "Constant* " << constName; - - if (isa(CDS->getType())) - Out << " = ConstantArray::get("; - else - Out << " = ConstantVector::get("; - Out << typeName << ", " << constName << "_elems);"; - } - } else if (const ConstantExpr *CE = dyn_cast(CV)) { - if (CE->getOpcode() == Instruction::GetElementPtr) { - Out << "std::vector " << constName << "_indices;"; - nl(Out); - printConstant(CE->getOperand(0)); - for (unsigned i = 1; i < CE->getNumOperands(); ++i ) { - printConstant(CE->getOperand(i)); - Out << constName << "_indices.push_back(" - << getCppName(CE->getOperand(i)) << ");"; - nl(Out); - } - Out << "Constant* " << constName - << " = ConstantExpr::getGetElementPtr(" - << getCppName(CE->getOperand(0)) << ", " - << constName << "_indices);"; - } else if (CE->isCast()) { - printConstant(CE->getOperand(0)); - Out << "Constant* " << constName << " = ConstantExpr::getCast("; - switch (CE->getOpcode()) { - default: llvm_unreachable("Invalid cast opcode"); - case Instruction::Trunc: Out << "Instruction::Trunc"; break; - case Instruction::ZExt: Out << "Instruction::ZExt"; break; - case Instruction::SExt: Out << "Instruction::SExt"; break; - case Instruction::FPTrunc: Out << "Instruction::FPTrunc"; break; - case Instruction::FPExt: Out << "Instruction::FPExt"; break; - case Instruction::FPToUI: Out << "Instruction::FPToUI"; break; - case Instruction::FPToSI: Out << "Instruction::FPToSI"; break; - case Instruction::UIToFP: Out << "Instruction::UIToFP"; break; - case Instruction::SIToFP: Out << "Instruction::SIToFP"; break; - case Instruction::PtrToInt: Out << "Instruction::PtrToInt"; break; - case Instruction::IntToPtr: Out << "Instruction::IntToPtr"; break; - case Instruction::BitCast: Out << "Instruction::BitCast"; break; - } - Out << ", " << getCppName(CE->getOperand(0)) << ", " - << getCppName(CE->getType()) << ");"; - } else { - unsigned N = CE->getNumOperands(); - for (unsigned i = 0; i < N; ++i ) { - printConstant(CE->getOperand(i)); - } - Out << "Constant* " << constName << " = ConstantExpr::"; - switch (CE->getOpcode()) { - case Instruction::Add: Out << "getAdd("; break; - case Instruction::FAdd: Out << "getFAdd("; break; - case Instruction::Sub: Out << "getSub("; break; - case Instruction::FSub: Out << "getFSub("; break; - case Instruction::Mul: Out << "getMul("; break; - case Instruction::FMul: Out << "getFMul("; break; - case Instruction::UDiv: Out << "getUDiv("; break; - case Instruction::SDiv: Out << "getSDiv("; break; - case Instruction::FDiv: Out << "getFDiv("; break; - case Instruction::URem: Out << "getURem("; break; - case Instruction::SRem: Out << "getSRem("; break; - case Instruction::FRem: Out << "getFRem("; break; - case Instruction::And: Out << "getAnd("; break; - case Instruction::Or: Out << "getOr("; break; - case Instruction::Xor: Out << "getXor("; break; - case Instruction::ICmp: - Out << "getICmp(ICmpInst::ICMP_"; - switch (CE->getPredicate()) { - case ICmpInst::ICMP_EQ: Out << "EQ"; break; - case ICmpInst::ICMP_NE: Out << "NE"; break; - case ICmpInst::ICMP_SLT: Out << "SLT"; break; - case ICmpInst::ICMP_ULT: Out << "ULT"; break; - case ICmpInst::ICMP_SGT: Out << "SGT"; break; - case ICmpInst::ICMP_UGT: Out << "UGT"; break; - case ICmpInst::ICMP_SLE: Out << "SLE"; break; - case ICmpInst::ICMP_ULE: Out << "ULE"; break; - case ICmpInst::ICMP_SGE: Out << "SGE"; break; - case ICmpInst::ICMP_UGE: Out << "UGE"; break; - default: error("Invalid ICmp Predicate"); - } - break; - case Instruction::FCmp: - Out << "getFCmp(FCmpInst::FCMP_"; - switch (CE->getPredicate()) { - case FCmpInst::FCMP_FALSE: Out << "FALSE"; break; - case FCmpInst::FCMP_ORD: Out << "ORD"; break; - case FCmpInst::FCMP_UNO: Out << "UNO"; break; - case FCmpInst::FCMP_OEQ: Out << "OEQ"; break; - case FCmpInst::FCMP_UEQ: Out << "UEQ"; break; - case FCmpInst::FCMP_ONE: Out << "ONE"; break; - case FCmpInst::FCMP_UNE: Out << "UNE"; break; - case FCmpInst::FCMP_OLT: Out << "OLT"; break; - case FCmpInst::FCMP_ULT: Out << "ULT"; break; - case FCmpInst::FCMP_OGT: Out << "OGT"; break; - case FCmpInst::FCMP_UGT: Out << "UGT"; break; - case FCmpInst::FCMP_OLE: Out << "OLE"; break; - case FCmpInst::FCMP_ULE: Out << "ULE"; break; - case FCmpInst::FCMP_OGE: Out << "OGE"; break; - case FCmpInst::FCMP_UGE: Out << "UGE"; break; - case FCmpInst::FCMP_TRUE: Out << "TRUE"; break; - default: error("Invalid FCmp Predicate"); - } - break; - case Instruction::Shl: Out << "getShl("; break; - case Instruction::LShr: Out << "getLShr("; break; - case Instruction::AShr: Out << "getAShr("; break; - case Instruction::Select: Out << "getSelect("; break; - case Instruction::ExtractElement: Out << "getExtractElement("; break; - case Instruction::InsertElement: Out << "getInsertElement("; break; - case Instruction::ShuffleVector: Out << "getShuffleVector("; break; - default: - error("Invalid constant expression"); - break; - } - Out << getCppName(CE->getOperand(0)); - for (unsigned i = 1; i < CE->getNumOperands(); ++i) - Out << ", " << getCppName(CE->getOperand(i)); - Out << ");"; - } - } else if (const BlockAddress *BA = dyn_cast(CV)) { - Out << "Constant* " << constName << " = "; - Out << "BlockAddress::get(" << getOpName(BA->getBasicBlock()) << ");"; - } else { - error("Bad Constant"); - Out << "Constant* " << constName << " = 0; "; - } - nl(Out); -} - -void CppWriter::printConstants(const Module* M) { - // Traverse all the global variables looking for constant initializers - for (Module::const_global_iterator I = TheModule->global_begin(), - E = TheModule->global_end(); I != E; ++I) - if (I->hasInitializer()) - printConstant(I->getInitializer()); - - // Traverse the LLVM functions looking for constants - for (Module::const_iterator FI = TheModule->begin(), FE = TheModule->end(); - FI != FE; ++FI) { - // Add all of the basic blocks and instructions - for (Function::const_iterator BB = FI->begin(), - E = FI->end(); BB != E; ++BB) { - for (BasicBlock::const_iterator I = BB->begin(), E = BB->end(); I!=E; - ++I) { - for (unsigned i = 0; i < I->getNumOperands(); ++i) { - if (Constant* C = dyn_cast(I->getOperand(i))) { - printConstant(C); - } - } - } - } - } -} - -void CppWriter::printVariableUses(const GlobalVariable *GV) { - nl(Out) << "// Type Definitions"; - nl(Out); - printType(GV->getType()); - if (GV->hasInitializer()) { - const Constant *Init = GV->getInitializer(); - printType(Init->getType()); - if (const Function *F = dyn_cast(Init)) { - nl(Out)<< "/ Function Declarations"; nl(Out); - printFunctionHead(F); - } else if (const GlobalVariable* gv = dyn_cast(Init)) { - nl(Out) << "// Global Variable Declarations"; nl(Out); - printVariableHead(gv); - - nl(Out) << "// Global Variable Definitions"; nl(Out); - printVariableBody(gv); - } else { - nl(Out) << "// Constant Definitions"; nl(Out); - printConstant(Init); - } - } -} - -void CppWriter::printVariableHead(const GlobalVariable *GV) { - nl(Out) << "GlobalVariable* " << getCppName(GV); - if (is_inline) { - Out << " = mod->getGlobalVariable(mod->getContext(), "; - printEscapedString(GV->getName()); - Out << ", " << getCppName(GV->getValueType()) << ",true)"; - nl(Out) << "if (!" << getCppName(GV) << ") {"; - in(); nl(Out) << getCppName(GV); - } - Out << " = new GlobalVariable(/*Module=*/*mod, "; - nl(Out) << "/*Type=*/"; - printCppName(GV->getValueType()); - Out << ","; - nl(Out) << "/*isConstant=*/" << (GV->isConstant()?"true":"false"); - Out << ","; - nl(Out) << "/*Linkage=*/"; - printLinkageType(GV->getLinkage()); - Out << ","; - nl(Out) << "/*Initializer=*/0, "; - if (GV->hasInitializer()) { - Out << "// has initializer, specified below"; - } - nl(Out) << "/*Name=*/\""; - printEscapedString(GV->getName()); - Out << "\");"; - nl(Out); - - if (GV->hasSection()) { - printCppName(GV); - Out << "->setSection(\""; - printEscapedString(GV->getSection()); - Out << "\");"; - nl(Out); - } - if (GV->getAlignment()) { - printCppName(GV); - Out << "->setAlignment(" << GV->getAlignment() << ");"; - nl(Out); - } - if (GV->getVisibility() != GlobalValue::DefaultVisibility) { - printCppName(GV); - Out << "->setVisibility("; - printVisibilityType(GV->getVisibility()); - 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("; - printThreadLocalMode(GV->getThreadLocalMode()); - Out << ");"; - nl(Out); - } - if (is_inline) { - out(); Out << "}"; nl(Out); - } -} - -void CppWriter::printVariableBody(const GlobalVariable *GV) { - if (GV->hasInitializer()) { - printCppName(GV); - Out << "->setInitializer("; - Out << getCppName(GV->getInitializer()) << ");"; - nl(Out); - } -} - -std::string CppWriter::getOpName(const Value* V) { - if (!isa(V) || DefinedValues.find(V) != DefinedValues.end()) - return getCppName(V); - - // See if its alread in the map of forward references, if so just return the - // name we already set up for it - ForwardRefMap::const_iterator I = ForwardRefs.find(V); - if (I != ForwardRefs.end()) - return I->second; - - // This is a new forward reference. Generate a unique name for it - std::string result(std::string("fwdref_") + utostr(uniqueNum++)); - - // Yes, this is a hack. An Argument is the smallest instantiable value that - // we can make as a placeholder for the real value. We'll replace these - // Argument instances later. - Out << "Argument* " << result << " = new Argument(" - << getCppName(V->getType()) << ");"; - nl(Out); - ForwardRefs[V] = result; - return result; -} - -static StringRef ConvertAtomicOrdering(AtomicOrdering Ordering) { - switch (Ordering) { - case AtomicOrdering::NotAtomic: return "NotAtomic"; - case AtomicOrdering::Unordered: return "Unordered"; - case AtomicOrdering::Monotonic: return "Monotonic"; - case AtomicOrdering::Acquire: return "Acquire"; - case AtomicOrdering::Release: return "Release"; - case AtomicOrdering::AcquireRelease: return "AcquireRelease"; - case AtomicOrdering::SequentiallyConsistent: - return "SequentiallyConsistent"; - } - llvm_unreachable("Unknown ordering"); -} - -static StringRef ConvertAtomicSynchScope(SynchronizationScope SynchScope) { - switch (SynchScope) { - case SingleThread: return "SingleThread"; - case CrossThread: return "CrossThread"; - } - llvm_unreachable("Unknown synch scope"); -} - -// printInstruction - This member is called for each Instruction in a function. -void CppWriter::printInstruction(const Instruction *I, - const std::string& bbname) { - std::string iName(getCppName(I)); - - // Before we emit this instruction, we need to take care of generating any - // forward references. So, we get the names of all the operands in advance - const unsigned Ops(I->getNumOperands()); - std::string* opNames = new std::string[Ops]; - for (unsigned i = 0; i < Ops; i++) - opNames[i] = getOpName(I->getOperand(i)); - - switch (I->getOpcode()) { - default: - error("Invalid instruction"); - break; - - case Instruction::Ret: { - const ReturnInst* ret = cast(I); - Out << "ReturnInst::Create(mod->getContext(), " - << (ret->getReturnValue() ? opNames[0] + ", " : "") << bbname << ");"; - break; - } - case Instruction::Br: { - const BranchInst* br = cast(I); - Out << "BranchInst::Create(" ; - if (br->getNumOperands() == 3) { - Out << opNames[2] << ", " - << opNames[1] << ", " - << opNames[0] << ", "; - - } else if (br->getNumOperands() == 1) { - Out << opNames[0] << ", "; - } else { - error("Branch with 2 operands?"); - } - Out << bbname << ");"; - break; - } - case Instruction::Switch: { - const SwitchInst *SI = cast(I); - Out << "SwitchInst* " << iName << " = SwitchInst::Create(" - << getOpName(SI->getCondition()) << ", " - << getOpName(SI->getDefaultDest()) << ", " - << SI->getNumCases() << ", " << bbname << ");"; - nl(Out); - for (SwitchInst::ConstCaseIt i = SI->case_begin(), e = SI->case_end(); - i != e; ++i) { - const ConstantInt* CaseVal = i.getCaseValue(); - const BasicBlock *BB = i.getCaseSuccessor(); - Out << iName << "->addCase(" - << getOpName(CaseVal) << ", " - << getOpName(BB) << ");"; - nl(Out); - } - break; - } - case Instruction::IndirectBr: { - const IndirectBrInst *IBI = cast(I); - Out << "IndirectBrInst *" << iName << " = IndirectBrInst::Create(" - << opNames[0] << ", " << IBI->getNumDestinations() << ");"; - nl(Out); - for (unsigned i = 1; i != IBI->getNumOperands(); ++i) { - Out << iName << "->addDestination(" << opNames[i] << ");"; - nl(Out); - } - break; - } - case Instruction::Resume: { - Out << "ResumeInst::Create(" << opNames[0] << ", " << bbname << ");"; - break; - } - case Instruction::Invoke: { - const InvokeInst* inv = cast(I); - Out << "std::vector " << iName << "_params;"; - nl(Out); - for (unsigned i = 0; i < inv->getNumArgOperands(); ++i) { - Out << iName << "_params.push_back(" - << getOpName(inv->getArgOperand(i)) << ");"; - nl(Out); - } - // FIXME: This shouldn't use magic numbers -3, -2, and -1. - Out << "InvokeInst *" << iName << " = InvokeInst::Create(" - << getOpName(inv->getCalledValue()) << ", " - << getOpName(inv->getNormalDest()) << ", " - << getOpName(inv->getUnwindDest()) << ", " - << iName << "_params, \""; - printEscapedString(inv->getName()); - Out << "\", " << bbname << ");"; - nl(Out) << iName << "->setCallingConv("; - printCallingConv(inv->getCallingConv()); - Out << ");"; - printAttributes(inv->getAttributes(), iName); - Out << iName << "->setAttributes(" << iName << "_PAL);"; - nl(Out); - break; - } - case Instruction::Unreachable: { - Out << "new UnreachableInst(" - << "mod->getContext(), " - << bbname << ");"; - break; - } - case Instruction::Add: - case Instruction::FAdd: - case Instruction::Sub: - case Instruction::FSub: - case Instruction::Mul: - case Instruction::FMul: - case Instruction::UDiv: - case Instruction::SDiv: - case Instruction::FDiv: - case Instruction::URem: - case Instruction::SRem: - case Instruction::FRem: - case Instruction::And: - case Instruction::Or: - case Instruction::Xor: - case Instruction::Shl: - case Instruction::LShr: - case Instruction::AShr:{ - Out << "BinaryOperator* " << iName << " = BinaryOperator::Create("; - switch (I->getOpcode()) { - case Instruction::Add: Out << "Instruction::Add"; break; - case Instruction::FAdd: Out << "Instruction::FAdd"; break; - case Instruction::Sub: Out << "Instruction::Sub"; break; - case Instruction::FSub: Out << "Instruction::FSub"; break; - case Instruction::Mul: Out << "Instruction::Mul"; break; - case Instruction::FMul: Out << "Instruction::FMul"; break; - case Instruction::UDiv:Out << "Instruction::UDiv"; break; - case Instruction::SDiv:Out << "Instruction::SDiv"; break; - case Instruction::FDiv:Out << "Instruction::FDiv"; break; - case Instruction::URem:Out << "Instruction::URem"; break; - case Instruction::SRem:Out << "Instruction::SRem"; break; - case Instruction::FRem:Out << "Instruction::FRem"; break; - case Instruction::And: Out << "Instruction::And"; break; - case Instruction::Or: Out << "Instruction::Or"; break; - case Instruction::Xor: Out << "Instruction::Xor"; break; - case Instruction::Shl: Out << "Instruction::Shl"; break; - case Instruction::LShr:Out << "Instruction::LShr"; break; - case Instruction::AShr:Out << "Instruction::AShr"; break; - default: Out << "Instruction::BadOpCode"; break; - } - Out << ", " << opNames[0] << ", " << opNames[1] << ", \""; - printEscapedString(I->getName()); - Out << "\", " << bbname << ");"; - break; - } - case Instruction::FCmp: { - Out << "FCmpInst* " << iName << " = new FCmpInst(*" << bbname << ", "; - switch (cast(I)->getPredicate()) { - case FCmpInst::FCMP_FALSE: Out << "FCmpInst::FCMP_FALSE"; break; - case FCmpInst::FCMP_OEQ : Out << "FCmpInst::FCMP_OEQ"; break; - case FCmpInst::FCMP_OGT : Out << "FCmpInst::FCMP_OGT"; break; - case FCmpInst::FCMP_OGE : Out << "FCmpInst::FCMP_OGE"; break; - case FCmpInst::FCMP_OLT : Out << "FCmpInst::FCMP_OLT"; break; - case FCmpInst::FCMP_OLE : Out << "FCmpInst::FCMP_OLE"; break; - case FCmpInst::FCMP_ONE : Out << "FCmpInst::FCMP_ONE"; break; - case FCmpInst::FCMP_ORD : Out << "FCmpInst::FCMP_ORD"; break; - case FCmpInst::FCMP_UNO : Out << "FCmpInst::FCMP_UNO"; break; - case FCmpInst::FCMP_UEQ : Out << "FCmpInst::FCMP_UEQ"; break; - case FCmpInst::FCMP_UGT : Out << "FCmpInst::FCMP_UGT"; break; - case FCmpInst::FCMP_UGE : Out << "FCmpInst::FCMP_UGE"; break; - case FCmpInst::FCMP_ULT : Out << "FCmpInst::FCMP_ULT"; break; - case FCmpInst::FCMP_ULE : Out << "FCmpInst::FCMP_ULE"; break; - case FCmpInst::FCMP_UNE : Out << "FCmpInst::FCMP_UNE"; break; - case FCmpInst::FCMP_TRUE : Out << "FCmpInst::FCMP_TRUE"; break; - default: Out << "FCmpInst::BAD_ICMP_PREDICATE"; break; - } - Out << ", " << opNames[0] << ", " << opNames[1] << ", \""; - printEscapedString(I->getName()); - Out << "\");"; - break; - } - case Instruction::ICmp: { - Out << "ICmpInst* " << iName << " = new ICmpInst(*" << bbname << ", "; - switch (cast(I)->getPredicate()) { - case ICmpInst::ICMP_EQ: Out << "ICmpInst::ICMP_EQ"; break; - case ICmpInst::ICMP_NE: Out << "ICmpInst::ICMP_NE"; break; - case ICmpInst::ICMP_ULE: Out << "ICmpInst::ICMP_ULE"; break; - case ICmpInst::ICMP_SLE: Out << "ICmpInst::ICMP_SLE"; break; - case ICmpInst::ICMP_UGE: Out << "ICmpInst::ICMP_UGE"; break; - case ICmpInst::ICMP_SGE: Out << "ICmpInst::ICMP_SGE"; break; - case ICmpInst::ICMP_ULT: Out << "ICmpInst::ICMP_ULT"; break; - case ICmpInst::ICMP_SLT: Out << "ICmpInst::ICMP_SLT"; break; - case ICmpInst::ICMP_UGT: Out << "ICmpInst::ICMP_UGT"; break; - case ICmpInst::ICMP_SGT: Out << "ICmpInst::ICMP_SGT"; break; - default: Out << "ICmpInst::BAD_ICMP_PREDICATE"; break; - } - Out << ", " << opNames[0] << ", " << opNames[1] << ", \""; - printEscapedString(I->getName()); - Out << "\");"; - break; - } - case Instruction::Alloca: { - const AllocaInst* allocaI = cast(I); - Out << "AllocaInst* " << iName << " = new AllocaInst(" - << getCppName(allocaI->getAllocatedType()) << ", "; - if (allocaI->isArrayAllocation()) - Out << opNames[0] << ", "; - Out << "\""; - printEscapedString(allocaI->getName()); - Out << "\", " << bbname << ");"; - if (allocaI->getAlignment()) - nl(Out) << iName << "->setAlignment(" - << allocaI->getAlignment() << ");"; - break; - } - case Instruction::Load: { - const LoadInst* load = cast(I); - Out << "LoadInst* " << iName << " = new LoadInst(" - << opNames[0] << ", \""; - printEscapedString(load->getName()); - Out << "\", " << (load->isVolatile() ? "true" : "false" ) - << ", " << bbname << ");"; - if (load->getAlignment()) - nl(Out) << iName << "->setAlignment(" - << load->getAlignment() << ");"; - if (load->isAtomic()) { - StringRef Ordering = ConvertAtomicOrdering(load->getOrdering()); - StringRef CrossThread = ConvertAtomicSynchScope(load->getSynchScope()); - nl(Out) << iName << "->setAtomic(" - << Ordering << ", " << CrossThread << ");"; - } - break; - } - case Instruction::Store: { - const StoreInst* store = cast(I); - Out << "StoreInst* " << iName << " = new StoreInst(" - << opNames[0] << ", " - << opNames[1] << ", " - << (store->isVolatile() ? "true" : "false") - << ", " << bbname << ");"; - if (store->getAlignment()) - nl(Out) << iName << "->setAlignment(" - << store->getAlignment() << ");"; - if (store->isAtomic()) { - StringRef Ordering = ConvertAtomicOrdering(store->getOrdering()); - StringRef CrossThread = ConvertAtomicSynchScope(store->getSynchScope()); - nl(Out) << iName << "->setAtomic(" - << Ordering << ", " << CrossThread << ");"; - } - break; - } - case Instruction::GetElementPtr: { - const GetElementPtrInst* gep = cast(I); - Out << "GetElementPtrInst* " << iName << " = GetElementPtrInst::Create(" - << getCppName(gep->getSourceElementType()) << ", " << opNames[0] << ", {"; - in(); - for (unsigned i = 1; i < gep->getNumOperands(); ++i ) { - if (i != 1) { - Out << ", "; - } - nl(Out); - Out << opNames[i]; - } - out(); - nl(Out) << "}, \""; - printEscapedString(gep->getName()); - Out << "\", " << bbname << ");"; - break; - } - case Instruction::PHI: { - const PHINode* phi = cast(I); - - Out << "PHINode* " << iName << " = PHINode::Create(" - << getCppName(phi->getType()) << ", " - << phi->getNumIncomingValues() << ", \""; - printEscapedString(phi->getName()); - Out << "\", " << bbname << ");"; - nl(Out); - for (unsigned i = 0; i < phi->getNumIncomingValues(); ++i) { - Out << iName << "->addIncoming(" - << opNames[PHINode::getOperandNumForIncomingValue(i)] << ", " - << getOpName(phi->getIncomingBlock(i)) << ");"; - nl(Out); - } - break; - } - case Instruction::Trunc: - case Instruction::ZExt: - case Instruction::SExt: - case Instruction::FPTrunc: - case Instruction::FPExt: - case Instruction::FPToUI: - case Instruction::FPToSI: - case Instruction::UIToFP: - case Instruction::SIToFP: - case Instruction::PtrToInt: - case Instruction::IntToPtr: - case Instruction::BitCast: { - const CastInst* cst = cast(I); - Out << "CastInst* " << iName << " = new "; - switch (I->getOpcode()) { - case Instruction::Trunc: Out << "TruncInst"; break; - case Instruction::ZExt: Out << "ZExtInst"; break; - case Instruction::SExt: Out << "SExtInst"; break; - case Instruction::FPTrunc: Out << "FPTruncInst"; break; - case Instruction::FPExt: Out << "FPExtInst"; break; - case Instruction::FPToUI: Out << "FPToUIInst"; break; - case Instruction::FPToSI: Out << "FPToSIInst"; break; - case Instruction::UIToFP: Out << "UIToFPInst"; break; - case Instruction::SIToFP: Out << "SIToFPInst"; break; - case Instruction::PtrToInt: Out << "PtrToIntInst"; break; - case Instruction::IntToPtr: Out << "IntToPtrInst"; break; - case Instruction::BitCast: Out << "BitCastInst"; break; - default: llvm_unreachable("Unreachable"); - } - Out << "(" << opNames[0] << ", " - << getCppName(cst->getType()) << ", \""; - printEscapedString(cst->getName()); - Out << "\", " << bbname << ");"; - break; - } - case Instruction::Call: { - const CallInst* call = cast(I); - if (const InlineAsm* ila = dyn_cast(call->getCalledValue())) { - Out << "InlineAsm* " << getCppName(ila) << " = InlineAsm::get(" - << getCppName(ila->getFunctionType()) << ", \"" - << ila->getAsmString() << "\", \"" - << ila->getConstraintString() << "\"," - << (ila->hasSideEffects() ? "true" : "false") << ");"; - nl(Out); - } - if (call->getNumArgOperands() > 1) { - Out << "std::vector " << iName << "_params;"; - nl(Out); - for (unsigned i = 0; i < call->getNumArgOperands(); ++i) { - Out << iName << "_params.push_back(" << opNames[i] << ");"; - nl(Out); - } - Out << "CallInst* " << iName << " = CallInst::Create(" - << opNames[call->getNumArgOperands()] << ", " - << iName << "_params, \""; - } else if (call->getNumArgOperands() == 1) { - Out << "CallInst* " << iName << " = CallInst::Create(" - << opNames[call->getNumArgOperands()] << ", " << opNames[0] << ", \""; - } else { - Out << "CallInst* " << iName << " = CallInst::Create(" - << opNames[call->getNumArgOperands()] << ", \""; - } - printEscapedString(call->getName()); - Out << "\", " << bbname << ");"; - nl(Out) << iName << "->setCallingConv("; - printCallingConv(call->getCallingConv()); - Out << ");"; - nl(Out) << iName << "->setTailCall(" - << (call->isTailCall() ? "true" : "false"); - Out << ");"; - nl(Out); - printAttributes(call->getAttributes(), iName); - Out << iName << "->setAttributes(" << iName << "_PAL);"; - nl(Out); - break; - } - case Instruction::Select: { - const SelectInst* sel = cast(I); - Out << "SelectInst* " << getCppName(sel) << " = SelectInst::Create("; - Out << opNames[0] << ", " << opNames[1] << ", " << opNames[2] << ", \""; - printEscapedString(sel->getName()); - Out << "\", " << bbname << ");"; - break; - } - case Instruction::UserOp1: - /// FALL THROUGH - case Instruction::UserOp2: { - /// FIXME: What should be done here? - break; - } - case Instruction::VAArg: { - const VAArgInst* va = cast(I); - Out << "VAArgInst* " << getCppName(va) << " = new VAArgInst(" - << opNames[0] << ", " << getCppName(va->getType()) << ", \""; - printEscapedString(va->getName()); - Out << "\", " << bbname << ");"; - break; - } - case Instruction::ExtractElement: { - const ExtractElementInst* eei = cast(I); - Out << "ExtractElementInst* " << getCppName(eei) - << " = new ExtractElementInst(" << opNames[0] - << ", " << opNames[1] << ", \""; - printEscapedString(eei->getName()); - Out << "\", " << bbname << ");"; - break; - } - case Instruction::InsertElement: { - const InsertElementInst* iei = cast(I); - Out << "InsertElementInst* " << getCppName(iei) - << " = InsertElementInst::Create(" << opNames[0] - << ", " << opNames[1] << ", " << opNames[2] << ", \""; - printEscapedString(iei->getName()); - Out << "\", " << bbname << ");"; - break; - } - case Instruction::ShuffleVector: { - const ShuffleVectorInst* svi = cast(I); - Out << "ShuffleVectorInst* " << getCppName(svi) - << " = new ShuffleVectorInst(" << opNames[0] - << ", " << opNames[1] << ", " << opNames[2] << ", \""; - printEscapedString(svi->getName()); - Out << "\", " << bbname << ");"; - break; - } - case Instruction::ExtractValue: { - const ExtractValueInst *evi = cast(I); - Out << "std::vector " << iName << "_indices;"; - nl(Out); - for (unsigned i = 0; i < evi->getNumIndices(); ++i) { - Out << iName << "_indices.push_back(" - << evi->idx_begin()[i] << ");"; - nl(Out); - } - Out << "ExtractValueInst* " << getCppName(evi) - << " = ExtractValueInst::Create(" << opNames[0] - << ", " - << iName << "_indices, \""; - printEscapedString(evi->getName()); - Out << "\", " << bbname << ");"; - break; - } - case Instruction::InsertValue: { - const InsertValueInst *ivi = cast(I); - Out << "std::vector " << iName << "_indices;"; - nl(Out); - for (unsigned i = 0; i < ivi->getNumIndices(); ++i) { - Out << iName << "_indices.push_back(" - << ivi->idx_begin()[i] << ");"; - nl(Out); - } - Out << "InsertValueInst* " << getCppName(ivi) - << " = InsertValueInst::Create(" << opNames[0] - << ", " << opNames[1] << ", " - << iName << "_indices, \""; - printEscapedString(ivi->getName()); - Out << "\", " << bbname << ");"; - break; - } - case Instruction::Fence: { - const FenceInst *fi = cast(I); - StringRef Ordering = ConvertAtomicOrdering(fi->getOrdering()); - StringRef CrossThread = ConvertAtomicSynchScope(fi->getSynchScope()); - Out << "FenceInst* " << iName - << " = new FenceInst(mod->getContext(), " - << Ordering << ", " << CrossThread << ", " << bbname - << ");"; - break; - } - case Instruction::AtomicCmpXchg: { - const AtomicCmpXchgInst *cxi = cast(I); - 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] << ", " - << 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: { - const AtomicRMWInst *rmwi = cast(I); - StringRef Ordering = ConvertAtomicOrdering(rmwi->getOrdering()); - StringRef CrossThread = ConvertAtomicSynchScope(rmwi->getSynchScope()); - StringRef Operation; - switch (rmwi->getOperation()) { - case AtomicRMWInst::Xchg: Operation = "AtomicRMWInst::Xchg"; break; - case AtomicRMWInst::Add: Operation = "AtomicRMWInst::Add"; break; - case AtomicRMWInst::Sub: Operation = "AtomicRMWInst::Sub"; break; - case AtomicRMWInst::And: Operation = "AtomicRMWInst::And"; break; - case AtomicRMWInst::Nand: Operation = "AtomicRMWInst::Nand"; break; - case AtomicRMWInst::Or: Operation = "AtomicRMWInst::Or"; break; - case AtomicRMWInst::Xor: Operation = "AtomicRMWInst::Xor"; break; - case AtomicRMWInst::Max: Operation = "AtomicRMWInst::Max"; break; - case AtomicRMWInst::Min: Operation = "AtomicRMWInst::Min"; break; - case AtomicRMWInst::UMax: Operation = "AtomicRMWInst::UMax"; break; - case AtomicRMWInst::UMin: Operation = "AtomicRMWInst::UMin"; break; - case AtomicRMWInst::BAD_BINOP: llvm_unreachable("Bad atomic operation"); - } - Out << "AtomicRMWInst* " << iName - << " = new AtomicRMWInst(" - << Operation << ", " - << opNames[0] << ", " << opNames[1] << ", " - << Ordering << ", " << CrossThread << ", " << bbname - << ");"; - nl(Out) << iName << "->setName(\""; - printEscapedString(rmwi->getName()); - Out << "\");"; - nl(Out) << iName << "->setVolatile(" - << (rmwi->isVolatile() ? "true" : "false") << ");"; - break; - } - case Instruction::LandingPad: { - const LandingPadInst *lpi = cast(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; - } - } - DefinedValues.insert(I); - nl(Out); - delete [] opNames; -} - -// Print out the types, constants and declarations needed by one function -void CppWriter::printFunctionUses(const Function* F) { - nl(Out) << "// Type Definitions"; nl(Out); - if (!is_inline) { - // Print the function's return type - printType(F->getReturnType()); - - // Print the function's function type - printType(F->getFunctionType()); - - // Print the types of each of the function's arguments - for (Function::const_arg_iterator AI = F->arg_begin(), AE = F->arg_end(); - AI != AE; ++AI) { - printType(AI->getType()); - } - } - - // Print type definitions for every type referenced by an instruction and - // make a note of any global values or constants that are referenced - SmallPtrSet gvs; - SmallPtrSet consts; - for (Function::const_iterator BB = F->begin(), BE = F->end(); - BB != BE; ++BB){ - for (BasicBlock::const_iterator I = BB->begin(), E = BB->end(); - I != E; ++I) { - // Print the type of the instruction itself - printType(I->getType()); - - // Print the type of each of the instruction's operands - for (unsigned i = 0; i < I->getNumOperands(); ++i) { - Value* operand = I->getOperand(i); - printType(operand->getType()); - - // If the operand references a GVal or Constant, make a note of it - if (GlobalValue* GV = dyn_cast(operand)) { - gvs.insert(GV); - if (GenerationType != GenFunction) - if (GlobalVariable *GVar = dyn_cast(GV)) - if (GVar->hasInitializer()) - consts.insert(GVar->getInitializer()); - } else if (Constant* C = dyn_cast(operand)) { - consts.insert(C); - for (Value* operand : C->operands()) { - // If the operand references a GVal or Constant, make a note of it - printType(operand->getType()); - if (GlobalValue* GV = dyn_cast(operand)) { - gvs.insert(GV); - if (GenerationType != GenFunction) - if (GlobalVariable *GVar = dyn_cast(GV)) - if (GVar->hasInitializer()) - consts.insert(GVar->getInitializer()); - } - } - } - } - } - } - - // Print the function declarations for any functions encountered - nl(Out) << "// Function Declarations"; nl(Out); - for (auto *GV : gvs) { - if (Function *Fun = dyn_cast(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 (auto *GV : gvs) { - if (GlobalVariable *F = dyn_cast(GV)) - printVariableHead(F); - } - - // Print the constants found - nl(Out) << "// Constant Definitions"; nl(Out); - for (const auto *C : consts) { - printConstant(C); - } - - // Process the global variables definitions now that all the constants have - // been emitted. These definitions just couple the gvars with their constant - // initializers. - if (GenerationType != GenFunction) { - nl(Out) << "// Global Variable Definitions"; nl(Out); - for (auto *GV : gvs) { - if (GlobalVariable *Var = dyn_cast(GV)) - printVariableBody(Var); - } - } -} - -void CppWriter::printFunctionHead(const Function* F) { - nl(Out) << "Function* " << getCppName(F); - Out << " = mod->getFunction(\""; - printEscapedString(F->getName()); - Out << "\");"; - nl(Out) << "if (!" << getCppName(F) << ") {"; - nl(Out) << getCppName(F); - - Out<< " = Function::Create("; - nl(Out,1) << "/*Type=*/" << getCppName(F->getFunctionType()) << ","; - nl(Out) << "/*Linkage=*/"; - printLinkageType(F->getLinkage()); - Out << ","; - nl(Out) << "/*Name=*/\""; - printEscapedString(F->getName()); - Out << "\", mod); " << (F->isDeclaration()? "// (external, no body)" : ""); - nl(Out,-1); - printCppName(F); - Out << "->setCallingConv("; - printCallingConv(F->getCallingConv()); - Out << ");"; - nl(Out); - if (F->hasSection()) { - printCppName(F); - Out << "->setSection(\"" << F->getSection() << "\");"; - nl(Out); - } - if (F->getAlignment()) { - printCppName(F); - Out << "->setAlignment(" << F->getAlignment() << ");"; - nl(Out); - } - if (F->getVisibility() != GlobalValue::DefaultVisibility) { - printCppName(F); - Out << "->setVisibility("; - printVisibilityType(F->getVisibility()); - 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() << "\");"; - nl(Out); - } - Out << "}"; - nl(Out); - printAttributes(F->getAttributes(), getCppName(F)); - printCppName(F); - Out << "->setAttributes(" << getCppName(F) << "_PAL);"; - nl(Out); -} - -void CppWriter::printFunctionBody(const Function *F) { - if (F->isDeclaration()) - return; // external functions have no bodies. - - // Clear the DefinedValues and ForwardRefs maps because we can't have - // cross-function forward refs - ForwardRefs.clear(); - DefinedValues.clear(); - - // Create all the argument values - if (!is_inline) { - if (!F->arg_empty()) { - Out << "Function::arg_iterator args = " << getCppName(F) - << "->arg_begin();"; - nl(Out); - } - for (const Argument &AI : F->args()) { - Out << "Value* " << getCppName(&AI) << " = args++;"; - nl(Out); - if (AI.hasName()) { - Out << getCppName(&AI) << "->setName(\""; - printEscapedString(AI.getName()); - Out << "\");"; - nl(Out); - } - } - } - - // Create all the basic blocks - nl(Out); - for (const BasicBlock &BI : *F) { - std::string bbname(getCppName(&BI)); - Out << "BasicBlock* " << bbname << - " = BasicBlock::Create(mod->getContext(), \""; - if (BI.hasName()) - printEscapedString(BI.getName()); - Out << "\"," << getCppName(BI.getParent()) << ",0);"; - nl(Out); - } - - // Output all of its basic blocks... for the function - for (const BasicBlock &BI : *F) { - std::string bbname(getCppName(&BI)); - nl(Out) << "// Block " << BI.getName() << " (" << bbname << ")"; - nl(Out); - - // Output all of the instructions in the basic block... - for (const Instruction &I : BI) - printInstruction(&I, bbname); - } - - // Loop over the ForwardRefs and resolve them now that all instructions - // are generated. - if (!ForwardRefs.empty()) { - nl(Out) << "// Resolve Forward References"; - nl(Out); - } - - while (!ForwardRefs.empty()) { - ForwardRefMap::iterator I = ForwardRefs.begin(); - Out << I->second << "->replaceAllUsesWith(" - << getCppName(I->first) << "); delete " << I->second << ";"; - nl(Out); - ForwardRefs.erase(I); - } -} - -void CppWriter::printInline(const std::string& fname, - const std::string& func) { - const Function* F = TheModule->getFunction(func); - if (!F) { - error(std::string("Function '") + func + "' not found in input module"); - return; - } - if (F->isDeclaration()) { - error(std::string("Function '") + func + "' is external!"); - return; - } - nl(Out) << "BasicBlock* " << fname << "(Module* mod, Function *" - << getCppName(F); - unsigned arg_count = 1; - for (Function::const_arg_iterator AI = F->arg_begin(), AE = F->arg_end(); - AI != AE; ++AI) { - Out << ", Value* arg_" << arg_count++; - } - Out << ") {"; - nl(Out); - is_inline = true; - printFunctionUses(F); - printFunctionBody(F); - is_inline = false; - Out << "return " << getCppName(&F->front()) << ";"; - nl(Out) << "}"; - nl(Out); -} - -void CppWriter::printModuleBody() { - // Print out all the type definitions - nl(Out) << "// Type Definitions"; nl(Out); - printTypes(TheModule); - - // Functions can call each other and global variables can reference them so - // define all the functions first before emitting their function bodies. - nl(Out) << "// Function Declarations"; nl(Out); - for (const Function &I : *TheModule) - printFunctionHead(&I); - - // Process the global variables declarations. We can't initialze them until - // after the constants are printed so just print a header for each global - nl(Out) << "// Global Variable Declarations\n"; nl(Out); - for (const GlobalVariable &I : TheModule->globals()) - printVariableHead(&I); - - // Print out all the constants definitions. Constants don't recurse except - // through GlobalValues. All GlobalValues have been declared at this point - // so we can proceed to generate the constants. - nl(Out) << "// Constant Definitions"; nl(Out); - printConstants(TheModule); - - // Process the global variables definitions now that all the constants have - // been emitted. These definitions just couple the gvars with their constant - // initializers. - nl(Out) << "// Global Variable Definitions"; nl(Out); - for (const GlobalVariable &I : TheModule->globals()) - printVariableBody(&I); - - // Finally, we can safely put out all of the function bodies. - nl(Out) << "// Function Definitions"; nl(Out); - for (const Function &I : *TheModule) { - if (!I.isDeclaration()) { - nl(Out) << "// Function: " << I.getName() << " (" << getCppName(&I) - << ")"; - nl(Out) << "{"; - nl(Out,1); - printFunctionBody(&I); - nl(Out,-1) << "}"; - nl(Out); - } - } -} - -void CppWriter::printProgram(const std::string& fname, - const std::string& mName) { - Out << "#include \n"; - - Out << "#include \n"; - Out << "#include \n"; - Out << "#include \n"; - Out << "#include \n"; - Out << "#include \n"; - Out << "#include \n"; - Out << "#include \n"; - Out << "#include \n"; - Out << "#include \n"; - Out << "#include \n"; - Out << "#include \n"; - Out << "#include \n"; - Out << "#include \n"; - Out << "#include \n"; - Out << "#include \n"; - Out << "#include \n"; - Out << "#include \n"; - Out << "using namespace llvm;\n\n"; - Out << "static LLVMContext TheContext;\n\n"; - Out << "Module* " << fname << "();\n\n"; - Out << "int main(int argc, char**argv) {\n"; - Out << " Module* Mod = " << fname << "();\n"; - Out << " verifyModule(*Mod, PrintMessageAction);\n"; - Out << " PassManager PM;\n"; - Out << " PM.add(createPrintModulePass(&outs()));\n"; - Out << " PM.run(*Mod);\n"; - Out << " return 0;\n"; - Out << "}\n\n"; - printModule(fname,mName); -} - -void CppWriter::printModule(const std::string& fname, - const std::string& mName) { - nl(Out) << "Module* " << fname << "() {"; - nl(Out,1) << "// Module Construction"; - nl(Out) << "Module* mod = new Module(\""; - printEscapedString(mName); - Out << "\", TheContext);"; - if (!TheModule->getTargetTriple().empty()) { - nl(Out) << "mod->setDataLayout(\"" << TheModule->getDataLayoutStr() - << "\");"; - } - if (!TheModule->getTargetTriple().empty()) { - nl(Out) << "mod->setTargetTriple(\"" << TheModule->getTargetTriple() - << "\");"; - } - - if (!TheModule->getModuleInlineAsm().empty()) { - nl(Out) << "mod->setModuleInlineAsm(\""; - printEscapedString(TheModule->getModuleInlineAsm()); - Out << "\");"; - } - nl(Out); - - printModuleBody(); - nl(Out) << "return mod;"; - nl(Out,-1) << "}"; - nl(Out); -} - -void CppWriter::printContents(const std::string& fname, - const std::string& mName) { - Out << "\nModule* " << fname << "(Module *mod) {\n"; - Out << "\nmod->setModuleIdentifier(\""; - printEscapedString(mName); - Out << "\");\n"; - printModuleBody(); - Out << "\nreturn mod;\n"; - Out << "\n}\n"; -} - -void CppWriter::printFunction(const std::string& fname, - const std::string& funcName) { - const Function* F = TheModule->getFunction(funcName); - if (!F) { - error(std::string("Function '") + funcName + "' not found in input module"); - return; - } - Out << "\nFunction* " << fname << "(Module *mod) {\n"; - printFunctionUses(F); - printFunctionHead(F); - printFunctionBody(F); - Out << "return " << getCppName(F) << ";\n"; - Out << "}\n"; -} - -void CppWriter::printFunctions() { - const Module::FunctionListType &funcs = TheModule->getFunctionList(); - Module::const_iterator I = funcs.begin(); - Module::const_iterator IE = funcs.end(); - - for (; I != IE; ++I) { - const Function &func = *I; - if (!func.isDeclaration()) { - std::string name("define_"); - name += func.getName(); - printFunction(name, func.getName()); - } - } -} - -void CppWriter::printVariable(const std::string& fname, - const std::string& varName) { - const GlobalVariable* GV = TheModule->getNamedGlobal(varName); - - if (!GV) { - error(std::string("Variable '") + varName + "' not found in input module"); - return; - } - Out << "\nGlobalVariable* " << fname << "(Module *mod) {\n"; - printVariableUses(GV); - printVariableHead(GV); - printVariableBody(GV); - Out << "return " << getCppName(GV) << ";\n"; - Out << "}\n"; -} - -void CppWriter::printType(const std::string &fname, - const std::string &typeName) { - Type* Ty = TheModule->getTypeByName(typeName); - if (!Ty) { - error(std::string("Type '") + typeName + "' not found in input module"); - return; - } - Out << "\nType* " << fname << "(Module *mod) {\n"; - printType(Ty); - Out << "return " << getCppName(Ty) << ";\n"; - Out << "}\n"; -} - -bool CppWriter::runOnModule(Module &M) { - TheModule = &M; - - // Emit a header - Out << "// Generated by llvm2cpp - DO NOT MODIFY!\n\n"; - - // Get the name of the function we're supposed to generate - std::string fname = FuncName.getValue(); - - // Get the name of the thing we are to generate - std::string tgtname = NameToGenerate.getValue(); - if (GenerationType == GenModule || - GenerationType == GenContents || - GenerationType == GenProgram || - GenerationType == GenFunctions) { - if (tgtname == "!bad!") { - if (M.getModuleIdentifier() == "-") - tgtname = ""; - else - tgtname = M.getModuleIdentifier(); - } - } else if (tgtname == "!bad!") - error("You must use the -for option with -gen-{function,variable,type}"); - - switch (WhatToGenerate(GenerationType)) { - case GenProgram: - if (fname.empty()) - fname = "makeLLVMModule"; - printProgram(fname,tgtname); - break; - case GenModule: - if (fname.empty()) - fname = "makeLLVMModule"; - printModule(fname,tgtname); - break; - case GenContents: - if (fname.empty()) - fname = "makeLLVMModuleContents"; - printContents(fname,tgtname); - break; - case GenFunction: - if (fname.empty()) - fname = "makeLLVMFunction"; - printFunction(fname,tgtname); - break; - case GenFunctions: - printFunctions(); - break; - case GenInline: - if (fname.empty()) - fname = "makeLLVMInline"; - printInline(fname,tgtname); - break; - case GenVariable: - if (fname.empty()) - fname = "makeLLVMVariable"; - printVariable(fname,tgtname); - break; - case GenType: - if (fname.empty()) - fname = "makeLLVMType"; - printType(fname,tgtname); - break; - } - - return false; -} - -char CppWriter::ID = 0; - -//===----------------------------------------------------------------------===// -// External Interface declaration -//===----------------------------------------------------------------------===// - -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(o); - PM.add(new CppWriter(std::move(FOut))); - return false; -} Index: lib/Target/CppBackend/CPPTargetMachine.h =================================================================== --- lib/Target/CppBackend/CPPTargetMachine.h +++ /dev/null @@ -1,44 +0,0 @@ -//===-- CPPTargetMachine.h - TargetMachine for the C++ backend --*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file declares the TargetMachine that is used by the C++ backend. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_LIB_TARGET_CPPBACKEND_CPPTARGETMACHINE_H -#define LLVM_LIB_TARGET_CPPBACKEND_CPPTARGETMACHINE_H - -#include "llvm/IR/DataLayout.h" -#include "llvm/Target/TargetMachine.h" -#include "llvm/Target/TargetSubtargetInfo.h" - -namespace llvm { - -class formatted_raw_ostream; - -struct CPPTargetMachine : public TargetMachine { - CPPTargetMachine(const Target &T, const Triple &TT, StringRef CPU, - StringRef FS, const TargetOptions &Options, Reloc::Model RM, - CodeModel::Model CM, CodeGenOpt::Level OL) - : TargetMachine(T, "", TT, CPU, FS, Options) {} - -public: - bool addPassesToEmitFile(PassManagerBase &PM, raw_pwrite_stream &Out, - CodeGenFileType FileType, bool DisableVerify, - AnalysisID StartBefore, AnalysisID StartAfter, - AnalysisID StopAfter, - MachineFunctionInitializer *MFInitializer) override; -}; - -extern Target TheCppBackendTarget; - -} // End llvm namespace - - -#endif Index: lib/Target/CppBackend/LLVMBuild.txt =================================================================== --- lib/Target/CppBackend/LLVMBuild.txt +++ /dev/null @@ -1,31 +0,0 @@ -;===- ./lib/Target/CppBackend/LLVMBuild.txt --------------------*- Conf -*--===; -; -; The LLVM Compiler Infrastructure -; -; This file is distributed under the University of Illinois Open Source -; License. See LICENSE.TXT for details. -; -;===------------------------------------------------------------------------===; -; -; This is an LLVMBuild description file for the components in this subdirectory. -; -; For more information on the LLVMBuild system, please see: -; -; http://llvm.org/docs/LLVMBuild.html -; -;===------------------------------------------------------------------------===; - -[common] -subdirectories = TargetInfo - -[component_0] -type = TargetGroup -name = CppBackend -parent = Target - -[component_1] -type = Library -name = CppBackendCodeGen -parent = CppBackend -required_libraries = Core CppBackendInfo Support Target -add_to_library_groups = CppBackend Index: lib/Target/CppBackend/TargetInfo/CMakeLists.txt =================================================================== --- lib/Target/CppBackend/TargetInfo/CMakeLists.txt +++ /dev/null @@ -1,3 +0,0 @@ -add_llvm_library(LLVMCppBackendInfo - CppBackendTargetInfo.cpp - ) Index: lib/Target/CppBackend/TargetInfo/CppBackendTargetInfo.cpp =================================================================== --- lib/Target/CppBackend/TargetInfo/CppBackendTargetInfo.cpp +++ /dev/null @@ -1,29 +0,0 @@ -//===-- CppBackendTargetInfo.cpp - CppBackend Target Implementation -------===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#include "CPPTargetMachine.h" -#include "llvm/IR/Module.h" -#include "llvm/Support/TargetRegistry.h" -using namespace llvm; - -Target llvm::TheCppBackendTarget; - -static bool CppBackend_TripleMatchQuality(Triple::ArchType Arch) { - // This backend doesn't correspond to any architecture. It must be explicitly - // selected with -march. - return false; -} - -extern "C" void LLVMInitializeCppBackendTargetInfo() { - TargetRegistry::RegisterTarget(TheCppBackendTarget, "cpp", - "C++ backend", - &CppBackend_TripleMatchQuality); -} - -extern "C" void LLVMInitializeCppBackendTargetMC() {} Index: lib/Target/CppBackend/TargetInfo/LLVMBuild.txt =================================================================== --- lib/Target/CppBackend/TargetInfo/LLVMBuild.txt +++ /dev/null @@ -1,23 +0,0 @@ -;===- ./lib/Target/CppBackend/TargetInfo/LLVMBuild.txt ---------*- Conf -*--===; -; -; The LLVM Compiler Infrastructure -; -; This file is distributed under the University of Illinois Open Source -; License. See LICENSE.TXT for details. -; -;===------------------------------------------------------------------------===; -; -; This is an LLVMBuild description file for the components in this subdirectory. -; -; For more information on the LLVMBuild system, please see: -; -; http://llvm.org/docs/LLVMBuild.html -; -;===------------------------------------------------------------------------===; - -[component_0] -type = Library -name = CppBackendInfo -parent = CppBackend -required_libraries = Support -add_to_library_groups = CppBackend Index: lib/Target/LLVMBuild.txt =================================================================== --- lib/Target/LLVMBuild.txt +++ lib/Target/LLVMBuild.txt @@ -24,7 +24,6 @@ AArch64 AVR BPF - CppBackend Lanai Hexagon MSP430 Index: test/CodeGen/CPP/2007-06-16-Funcname.ll =================================================================== --- test/CodeGen/CPP/2007-06-16-Funcname.ll +++ /dev/null @@ -1,7 +0,0 @@ -; RUN: llc < %s -march=cpp -cppfname=WAKKA | not grep makeLLVMModule -; PR1515 - -define void @foo() { - ret void -} - Index: test/CodeGen/CPP/2009-05-01-Long-Double.ll =================================================================== --- test/CodeGen/CPP/2009-05-01-Long-Double.ll +++ /dev/null @@ -1,13 +0,0 @@ -; RUN: llc < %s -march=cpp -cppgen=program -o %t - -define x86_fp80 @some_func() nounwind { -entry: - %retval = alloca x86_fp80 ; [#uses=2] - %call = call i32 (...) @other_func() ; [#uses=1] - %conv = sitofp i32 %call to x86_fp80 ; [#uses=1] - store x86_fp80 %conv, x86_fp80* %retval - %0 = load x86_fp80, x86_fp80* %retval ; [#uses=1] - ret x86_fp80 %0 -} - -declare i32 @other_func(...) Index: test/CodeGen/CPP/2009-05-04-CondBr.ll =================================================================== --- test/CodeGen/CPP/2009-05-04-CondBr.ll +++ /dev/null @@ -1,28 +0,0 @@ -; RUN: llc < %s -march=cpp -cppgen=program -o %t -; RUN: grep "BranchInst::Create(label_if_then, label_if_end, int1_cmp, label_entry);" %t - -define i32 @some_func(i32 %a) nounwind { -entry: - %retval = alloca i32 ; [#uses=2] - %a.addr = alloca i32 ; [#uses=8] - store i32 %a, i32* %a.addr - %tmp = load i32, i32* %a.addr ; [#uses=1] - %inc = add i32 %tmp, 1 ; [#uses=1] - store i32 %inc, i32* %a.addr - %tmp1 = load i32, i32* %a.addr ; [#uses=1] - %cmp = icmp slt i32 %tmp1, 3 ; [#uses=1] - br i1 %cmp, label %if.then, label %if.end - -if.then: ; preds = %entry - store i32 7, i32* %a.addr - br label %if.end - -if.end: ; preds = %if.then, %entry - %tmp2 = load i32, i32* %a.addr ; [#uses=1] - %inc3 = add i32 %tmp2, 1 ; [#uses=1] - store i32 %inc3, i32* %a.addr - %tmp4 = load i32, i32* %a.addr ; [#uses=1] - store i32 %tmp4, i32* %retval - %0 = load i32, i32* %retval ; [#uses=1] - ret i32 %0 -} Index: test/CodeGen/CPP/2012-02-05-UnitVarCrash.ll =================================================================== --- test/CodeGen/CPP/2012-02-05-UnitVarCrash.ll +++ /dev/null @@ -1,6 +0,0 @@ -; RUN: llc < %s -march=cpp -declare void @foo(<4 x i32>) -define void @bar() { - call void @foo(<4 x i32> ) - ret void -} Index: test/CodeGen/CPP/atomic.ll =================================================================== --- test/CodeGen/CPP/atomic.ll +++ /dev/null @@ -1,89 +0,0 @@ -; RUN: llc -march=cpp -o - %s | FileCheck %s - -define void @test_atomicrmw(i32* %addr, i32 %inc) { - %inst0 = atomicrmw xchg i32* %addr, i32 %inc seq_cst - ; CHECK: AtomicRMWInst* [[INST:[a-zA-Z0-9_]+]] = new AtomicRMWInst(AtomicRMWInst::Xchg, {{.*}}, SequentiallyConsistent, CrossThread - ; CHECK: [[INST]]->setName("inst0"); - ; CHECK: [[INST]]->setVolatile(false); - - %inst1 = atomicrmw add i32* %addr, i32 %inc seq_cst - ; CHECK: AtomicRMWInst* [[INST:[a-zA-Z0-9_]+]] = new AtomicRMWInst(AtomicRMWInst::Add, {{.*}}, SequentiallyConsistent, CrossThread - ; CHECK: [[INST]]->setName("inst1"); - ; CHECK: [[INST]]->setVolatile(false); - - %inst2 = atomicrmw volatile sub i32* %addr, i32 %inc singlethread monotonic - ; CHECK: AtomicRMWInst* [[INST:[a-zA-Z0-9_]+]] = new AtomicRMWInst(AtomicRMWInst::Sub, {{.*}}, Monotonic, SingleThread - ; CHECK: [[INST]]->setName("inst2"); - ; CHECK: [[INST]]->setVolatile(true); - - %inst3 = atomicrmw and i32* %addr, i32 %inc acq_rel - ; CHECK: AtomicRMWInst* [[INST:[a-zA-Z0-9_]+]] = new AtomicRMWInst(AtomicRMWInst::And, {{.*}}, AcquireRelease, CrossThread - ; CHECK: [[INST]]->setName("inst3"); - ; CHECK: [[INST]]->setVolatile(false); - - %inst4 = atomicrmw nand i32* %addr, i32 %inc release - ; CHECK: AtomicRMWInst* [[INST:[a-zA-Z0-9_]+]] = new AtomicRMWInst(AtomicRMWInst::Nand, {{.*}}, Release, CrossThread - ; CHECK: [[INST]]->setName("inst4"); - ; CHECK: [[INST]]->setVolatile(false); - - %inst5 = atomicrmw volatile or i32* %addr, i32 %inc singlethread seq_cst - ; CHECK: AtomicRMWInst* [[INST:[a-zA-Z0-9_]+]] = new AtomicRMWInst(AtomicRMWInst::Or, {{.*}}, SequentiallyConsistent, SingleThread - ; CHECK: [[INST]]->setName("inst5"); - ; CHECK: [[INST]]->setVolatile(true); - - %inst6 = atomicrmw xor i32* %addr, i32 %inc release - ; CHECK: AtomicRMWInst* [[INST:[a-zA-Z0-9_]+]] = new AtomicRMWInst(AtomicRMWInst::Xor, {{.*}}, Release, CrossThread - ; CHECK: [[INST]]->setName("inst6"); - ; CHECK: [[INST]]->setVolatile(false); - - %inst7 = atomicrmw volatile max i32* %addr, i32 %inc singlethread monotonic - ; CHECK: AtomicRMWInst* [[INST:[a-zA-Z0-9_]+]] = new AtomicRMWInst(AtomicRMWInst::Max, {{.*}}, Monotonic, SingleThread - ; CHECK: [[INST]]->setName("inst7"); - ; CHECK: [[INST]]->setVolatile(true); - - %inst8 = atomicrmw min i32* %addr, i32 %inc acquire - ; CHECK: AtomicRMWInst* [[INST:[a-zA-Z0-9_]+]] = new AtomicRMWInst(AtomicRMWInst::Min, {{.*}}, Acquire, CrossThread - ; CHECK: [[INST]]->setName("inst8"); - ; CHECK: [[INST]]->setVolatile(false); - - %inst9 = atomicrmw volatile umax i32* %addr, i32 %inc monotonic - ; CHECK: AtomicRMWInst* [[INST:[a-zA-Z0-9_]+]] = new AtomicRMWInst(AtomicRMWInst::UMax, {{.*}}, Monotonic, CrossThread - ; CHECK: [[INST]]->setName("inst9"); - ; CHECK: [[INST]]->setVolatile(true); - - %inst10 = atomicrmw umin i32* %addr, i32 %inc singlethread release - ; CHECK: AtomicRMWInst* [[INST:[a-zA-Z0-9_]+]] = new AtomicRMWInst(AtomicRMWInst::UMin, {{.*}}, Release, SingleThread - ; CHECK: [[INST]]->setName("inst10"); - ; CHECK: [[INST]]->setVolatile(false); - - - ret void -} - -define void @test_cmpxchg(i32* %addr, i32 %desired, i32 %new) { - %inst0 = cmpxchg i32* %addr, i32 %desired, i32 %new seq_cst monotonic - ; CHECK: AtomicCmpXchgInst* [[INST:[a-zA-Z0-9_]+]] = new AtomicCmpXchgInst({{.*}}, SequentiallyConsistent, Monotonic, CrossThread - ; CHECK: [[INST]]->setName("inst0"); - ; CHECK: [[INST]]->setVolatile(false); - ; CHECK: [[INST]]->setWeak(false); - - %inst1 = cmpxchg volatile i32* %addr, i32 %desired, i32 %new singlethread acq_rel acquire - ; CHECK: AtomicCmpXchgInst* [[INST:[a-zA-Z0-9_]+]] = new AtomicCmpXchgInst({{.*}}, AcquireRelease, Acquire, SingleThread - ; CHECK: [[INST]]->setName("inst1"); - ; CHECK: [[INST]]->setVolatile(true); - ; CHECK: [[INST]]->setWeak(false); - - %inst2 = cmpxchg weak i32* %addr, i32 %desired, i32 %new seq_cst monotonic - ; CHECK: AtomicCmpXchgInst* [[INST:[a-zA-Z0-9_]+]] = new AtomicCmpXchgInst({{.*}}, SequentiallyConsistent, Monotonic, CrossThread - ; CHECK: [[INST]]->setName("inst2"); - ; CHECK: [[INST]]->setVolatile(false); - ; CHECK: [[INST]]->setWeak(true); - - %inst3 = cmpxchg weak volatile i32* %addr, i32 %desired, i32 %new singlethread acq_rel acquire - ; CHECK: AtomicCmpXchgInst* [[INST:[a-zA-Z0-9_]+]] = new AtomicCmpXchgInst({{.*}}, AcquireRelease, Acquire, SingleThread - ; CHECK: [[INST]]->setName("inst3"); - ; CHECK: [[INST]]->setVolatile(true); - ; CHECK: [[INST]]->setWeak(true); - - ret void -} Index: test/CodeGen/CPP/attributes.ll =================================================================== --- test/CodeGen/CPP/attributes.ll +++ /dev/null @@ -1,7 +0,0 @@ -; RUN: llc < %s -march=cpp | FileCheck %s - -define void @f1(i8* byval, i8* inalloca) { -; CHECK: ByVal -; CHECK: InAlloca - ret void -} Index: test/CodeGen/CPP/gep.ll =================================================================== --- test/CodeGen/CPP/gep.ll +++ /dev/null @@ -1,10 +0,0 @@ -; RUN: llc -march=cpp -o - %s | FileCheck %s - -define void @f1(i32* %addr) { - %x = getelementptr i32, i32* %addr, i32 1 -; CHECK: ConstantInt* [[INT_1:.*]] = ConstantInt::get(mod->getContext(), APInt(32, StringRef("1"), 10)); -; CHECK: GetElementPtrInst::Create(IntegerType::get(mod->getContext(), 32), ptr_addr, -; CHECK-NEXT: [[INT_1]] -; CHECK-NEXT: }, "x", label_3); - ret void -} Index: test/CodeGen/CPP/lit.local.cfg =================================================================== --- test/CodeGen/CPP/lit.local.cfg +++ /dev/null @@ -1,3 +0,0 @@ -if not 'CppBackend' in config.root.targets: - config.unsupported = True - Index: utils/GenLibDeps.pl =================================================================== --- utils/GenLibDeps.pl +++ utils/GenLibDeps.pl @@ -96,7 +96,6 @@ $libpath =~ s/^AsmPrinter/CodeGen\/AsmPrinter/; $libpath =~ s/^BitReader/Bitcode\/Reader/; $libpath =~ s/^BitWriter/Bitcode\/Writer/; - $libpath =~ s/^CppBackend/Target\/CppBackend/; $libpath =~ s/^MSIL/Target\/MSIL/; $libpath =~ s/^Core/IR/; $libpath =~ s/^Instrumentation/Transforms\/Instrumentation/; @@ -137,7 +136,6 @@ $libpath =~ s/^AsmPrinter/CodeGen\/AsmPrinter/; $libpath =~ s/^BitReader/Bitcode\/Reader/; $libpath =~ s/^BitWriter/Bitcode\/Writer/; - $libpath =~ s/^CppBackend/Target\/CppBackend/; $libpath =~ s/^MSIL/Target\/MSIL/; $libpath =~ s/^Core/VMCore/; $libpath =~ s/^Instrumentation/Transforms\/Instrumentation/;