lib/IR/Core.cpp - platform/external/llvm - Git at Google

 //===-- Core.cpp ----------------------------------------------------------===//
 //
 //                     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 common infrastructure (including the C bindings)
 // for libLLVMCore.a, which implements the LLVM intermediate representation.
 //
 //===----------------------------------------------------------------------===//

 #include "llvm-c/Core.h"
 #include "llvm/Bitcode/ReaderWriter.h"
 #include "llvm/IR/Attributes.h"
 #include "llvm/IR/Constants.h"
 #include "llvm/IR/DerivedTypes.h"
 #include "llvm/IR/GlobalAlias.h"
 #include "llvm/IR/GlobalVariable.h"
 #include "llvm/IR/InlineAsm.h"
 #include "llvm/IR/IntrinsicInst.h"
 #include "llvm/IR/LLVMContext.h"
 #include "llvm/PassManager.h"
 #include "llvm/Support/CallSite.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/ManagedStatic.h"
 #include "llvm/Support/MemoryBuffer.h"
 #include "llvm/Support/raw_ostream.h"
 #include "llvm/Support/system_error.h"
 #include "llvm/Support/Threading.h"
 #include <cassert>
 #include <cstdlib>
 #include <cstring>

 using namespace llvm;

 void llvm::initializeCore(PassRegistry &Registry) {
   initializeDominatorTreePass(Registry);
   initializePrintModulePassPass(Registry);
   initializePrintFunctionPassPass(Registry);
   initializePrintBasicBlockPassPass(Registry);
   initializeVerifierPass(Registry);
   initializePreVerifierPass(Registry);
 }

 void LLVMInitializeCore(LLVMPassRegistryRef R) {
   initializeCore(*unwrap(R));
 }

 void LLVMShutdown() {
   llvm_shutdown();
 }

 /*===-- Error handling ----------------------------------------------------===*/

 void LLVMDisposeMessage(char *Message) {
   free(Message);
 }


 /*===-- Operations on contexts --------------------------------------------===*/

 LLVMContextRef LLVMContextCreate() {
   return wrap(new LLVMContext());
 }

 LLVMContextRef LLVMGetGlobalContext() {
   return wrap(&getGlobalContext());
 }

 void LLVMContextDispose(LLVMContextRef C) {
   delete unwrap(C);
 }

 unsigned LLVMGetMDKindIDInContext(LLVMContextRef C, const char* Name,
                                   unsigned SLen) {
   return unwrap(C)->getMDKindID(StringRef(Name, SLen));
 }

 unsigned LLVMGetMDKindID(const char* Name, unsigned SLen) {
   return LLVMGetMDKindIDInContext(LLVMGetGlobalContext(), Name, SLen);
 }


 /*===-- Operations on modules ---------------------------------------------===*/

 LLVMModuleRef LLVMModuleCreateWithName(const char *ModuleID) {
   return wrap(new Module(ModuleID, getGlobalContext()));
 }

 LLVMModuleRef LLVMModuleCreateWithNameInContext(const char *ModuleID,
                                                 LLVMContextRef C) {
   return wrap(new Module(ModuleID, *unwrap(C)));
 }

 void LLVMDisposeModule(LLVMModuleRef M) {
   delete unwrap(M);
 }

 /*--.. Data layout .........................................................--*/
 const char * LLVMGetDataLayout(LLVMModuleRef M) {
   return unwrap(M)->getDataLayout().c_str();
 }

 void LLVMSetDataLayout(LLVMModuleRef M, const char *Triple) {
   unwrap(M)->setDataLayout(Triple);
 }

 /*--.. Target triple .......................................................--*/
 const char * LLVMGetTarget(LLVMModuleRef M) {
   return unwrap(M)->getTargetTriple().c_str();
 }

 void LLVMSetTarget(LLVMModuleRef M, const char *Triple) {
   unwrap(M)->setTargetTriple(Triple);
 }

 void LLVMDumpModule(LLVMModuleRef M) {
   unwrap(M)->dump();
 }

 LLVMBool LLVMPrintModuleToFile(LLVMModuleRef M, const char *Filename,
                                char **ErrorMessage) {
   std::string error;
   raw_fd_ostream dest(Filename, error);
   if (!error.empty()) {
     *ErrorMessage = strdup(error.c_str());
     return true;
   }

   unwrap(M)->print(dest, NULL);

   if (!error.empty()) {
     *ErrorMessage = strdup(error.c_str());
     return true;
   }
   dest.flush();
   return false;
 }

 /*--.. Operations on inline assembler ......................................--*/
 void LLVMSetModuleInlineAsm(LLVMModuleRef M, const char *Asm) {
   unwrap(M)->setModuleInlineAsm(StringRef(Asm));
 }


 /*--.. Operations on module contexts ......................................--*/
 LLVMContextRef LLVMGetModuleContext(LLVMModuleRef M) {
   return wrap(&unwrap(M)->getContext());
 }


 /*===-- Operations on types -----------------------------------------------===*/

 /*--.. Operations on all types (mostly) ....................................--*/

 LLVMTypeKind LLVMGetTypeKind(LLVMTypeRef Ty) {
   switch (unwrap(Ty)->getTypeID()) {
   default: llvm_unreachable("Unhandled TypeID.");
   case Type::VoidTyID:
     return LLVMVoidTypeKind;
   case Type::HalfTyID:
     return LLVMHalfTypeKind;
   case Type::FloatTyID:
     return LLVMFloatTypeKind;
   case Type::DoubleTyID:
     return LLVMDoubleTypeKind;
   case Type::X86_FP80TyID:
     return LLVMX86_FP80TypeKind;
   case Type::FP128TyID:
     return LLVMFP128TypeKind;
   case Type::PPC_FP128TyID:
     return LLVMPPC_FP128TypeKind;
   case Type::LabelTyID:
     return LLVMLabelTypeKind;
   case Type::MetadataTyID:
     return LLVMMetadataTypeKind;
   case Type::IntegerTyID:
     return LLVMIntegerTypeKind;
   case Type::FunctionTyID:
     return LLVMFunctionTypeKind;
   case Type::StructTyID:
     return LLVMStructTypeKind;
   case Type::ArrayTyID:
     return LLVMArrayTypeKind;
   case Type::PointerTyID:
     return LLVMPointerTypeKind;
   case Type::VectorTyID:
     return LLVMVectorTypeKind;
   case Type::X86_MMXTyID:
     return LLVMX86_MMXTypeKind;
   }
 }

 LLVMBool LLVMTypeIsSized(LLVMTypeRef Ty)
 {
     return unwrap(Ty)->isSized();
 }

 LLVMContextRef LLVMGetTypeContext(LLVMTypeRef Ty) {
   return wrap(&unwrap(Ty)->getContext());
 }

 /*--.. Operations on integer types .........................................--*/

 LLVMTypeRef LLVMInt1TypeInContext(LLVMContextRef C)  {
   return (LLVMTypeRef) Type::getInt1Ty(*unwrap(C));
 }
 LLVMTypeRef LLVMInt8TypeInContext(LLVMContextRef C)  {
   return (LLVMTypeRef) Type::getInt8Ty(*unwrap(C));
 }
 LLVMTypeRef LLVMInt16TypeInContext(LLVMContextRef C) {
   return (LLVMTypeRef) Type::getInt16Ty(*unwrap(C));
 }
 LLVMTypeRef LLVMInt32TypeInContext(LLVMContextRef C) {
   return (LLVMTypeRef) Type::getInt32Ty(*unwrap(C));
 }
 LLVMTypeRef LLVMInt64TypeInContext(LLVMContextRef C) {
   return (LLVMTypeRef) Type::getInt64Ty(*unwrap(C));
 }
 LLVMTypeRef LLVMIntTypeInContext(LLVMContextRef C, unsigned NumBits) {
   return wrap(IntegerType::get(*unwrap(C), NumBits));
 }

 LLVMTypeRef LLVMInt1Type(void)  {
   return LLVMInt1TypeInContext(LLVMGetGlobalContext());
 }
 LLVMTypeRef LLVMInt8Type(void)  {
   return LLVMInt8TypeInContext(LLVMGetGlobalContext());
 }
 LLVMTypeRef LLVMInt16Type(void) {
   return LLVMInt16TypeInContext(LLVMGetGlobalContext());
 }
 LLVMTypeRef LLVMInt32Type(void) {
   return LLVMInt32TypeInContext(LLVMGetGlobalContext());
 }
 LLVMTypeRef LLVMInt64Type(void) {
   return LLVMInt64TypeInContext(LLVMGetGlobalContext());
 }
 LLVMTypeRef LLVMIntType(unsigned NumBits) {
   return LLVMIntTypeInContext(LLVMGetGlobalContext(), NumBits);
 }

 unsigned LLVMGetIntTypeWidth(LLVMTypeRef IntegerTy) {
   return unwrap<IntegerType>(IntegerTy)->getBitWidth();
 }

 /*--.. Operations on real types ............................................--*/

 LLVMTypeRef LLVMHalfTypeInContext(LLVMContextRef C) {
   return (LLVMTypeRef) Type::getHalfTy(*unwrap(C));
 }
 LLVMTypeRef LLVMFloatTypeInContext(LLVMContextRef C) {
   return (LLVMTypeRef) Type::getFloatTy(*unwrap(C));
 }
 LLVMTypeRef LLVMDoubleTypeInContext(LLVMContextRef C) {
   return (LLVMTypeRef) Type::getDoubleTy(*unwrap(C));
 }
 LLVMTypeRef LLVMX86FP80TypeInContext(LLVMContextRef C) {
   return (LLVMTypeRef) Type::getX86_FP80Ty(*unwrap(C));
 }
 LLVMTypeRef LLVMFP128TypeInContext(LLVMContextRef C) {
   return (LLVMTypeRef) Type::getFP128Ty(*unwrap(C));
 }
 LLVMTypeRef LLVMPPCFP128TypeInContext(LLVMContextRef C) {
   return (LLVMTypeRef) Type::getPPC_FP128Ty(*unwrap(C));
 }
 LLVMTypeRef LLVMX86MMXTypeInContext(LLVMContextRef C) {
   return (LLVMTypeRef) Type::getX86_MMXTy(*unwrap(C));
 }

 LLVMTypeRef LLVMHalfType(void) {
   return LLVMHalfTypeInContext(LLVMGetGlobalContext());
 }
 LLVMTypeRef LLVMFloatType(void) {
   return LLVMFloatTypeInContext(LLVMGetGlobalContext());
 }
 LLVMTypeRef LLVMDoubleType(void) {
   return LLVMDoubleTypeInContext(LLVMGetGlobalContext());
 }
 LLVMTypeRef LLVMX86FP80Type(void) {
   return LLVMX86FP80TypeInContext(LLVMGetGlobalContext());
 }
 LLVMTypeRef LLVMFP128Type(void) {
   return LLVMFP128TypeInContext(LLVMGetGlobalContext());
 }
 LLVMTypeRef LLVMPPCFP128Type(void) {
   return LLVMPPCFP128TypeInContext(LLVMGetGlobalContext());
 }
 LLVMTypeRef LLVMX86MMXType(void) {
   return LLVMX86MMXTypeInContext(LLVMGetGlobalContext());
 }

 /*--.. Operations on function types ........................................--*/

 LLVMTypeRef LLVMFunctionType(LLVMTypeRef ReturnType,
                              LLVMTypeRef *ParamTypes, unsigned ParamCount,
                              LLVMBool IsVarArg) {
   ArrayRef<Type*> Tys(unwrap(ParamTypes), ParamCount);
   return wrap(FunctionType::get(unwrap(ReturnType), Tys, IsVarArg != 0));
 }

 LLVMBool LLVMIsFunctionVarArg(LLVMTypeRef FunctionTy) {
   return unwrap<FunctionType>(FunctionTy)->isVarArg();
 }

 LLVMTypeRef LLVMGetReturnType(LLVMTypeRef FunctionTy) {
   return wrap(unwrap<FunctionType>(FunctionTy)->getReturnType());
 }

 unsigned LLVMCountParamTypes(LLVMTypeRef FunctionTy) {
   return unwrap<FunctionType>(FunctionTy)->getNumParams();
 }

 void LLVMGetParamTypes(LLVMTypeRef FunctionTy, LLVMTypeRef *Dest) {
   FunctionType *Ty = unwrap<FunctionType>(FunctionTy);
   for (FunctionType::param_iterator I = Ty->param_begin(),
                                     E = Ty->param_end(); I != E; ++I)
     *Dest++ = wrap(*I);
 }

 /*--.. Operations on struct types ..........................................--*/

 LLVMTypeRef LLVMStructTypeInContext(LLVMContextRef C, LLVMTypeRef *ElementTypes,
                            unsigned ElementCount, LLVMBool Packed) {
   ArrayRef<Type*> Tys(unwrap(ElementTypes), ElementCount);
   return wrap(StructType::get(*unwrap(C), Tys, Packed != 0));
 }

 LLVMTypeRef LLVMStructType(LLVMTypeRef *ElementTypes,
                            unsigned ElementCount, LLVMBool Packed) {
   return LLVMStructTypeInContext(LLVMGetGlobalContext(), ElementTypes,
                                  ElementCount, Packed);
 }

 LLVMTypeRef LLVMStructCreateNamed(LLVMContextRef C, const char *Name)
 {
   return wrap(StructType::create(*unwrap(C), Name));
 }

 const char *LLVMGetStructName(LLVMTypeRef Ty)
 {
   StructType *Type = unwrap<StructType>(Ty);
   if (!Type->hasName())
     return 0;
   return Type->getName().data();
 }

 void LLVMStructSetBody(LLVMTypeRef StructTy, LLVMTypeRef *ElementTypes,
                        unsigned ElementCount, LLVMBool Packed) {
   ArrayRef<Type*> Tys(unwrap(ElementTypes), ElementCount);
   unwrap<StructType>(StructTy)->setBody(Tys, Packed != 0);
 }

 unsigned LLVMCountStructElementTypes(LLVMTypeRef StructTy) {
   return unwrap<StructType>(StructTy)->getNumElements();
 }

 void LLVMGetStructElementTypes(LLVMTypeRef StructTy, LLVMTypeRef *Dest) {
   StructType *Ty = unwrap<StructType>(StructTy);
   for (StructType::element_iterator I = Ty->element_begin(),
                                     E = Ty->element_end(); I != E; ++I)
     *Dest++ = wrap(*I);
 }

 LLVMBool LLVMIsPackedStruct(LLVMTypeRef StructTy) {
   return unwrap<StructType>(StructTy)->isPacked();
 }

 LLVMBool LLVMIsOpaqueStruct(LLVMTypeRef StructTy) {
   return unwrap<StructType>(StructTy)->isOpaque();
 }

 LLVMTypeRef LLVMGetTypeByName(LLVMModuleRef M, const char *Name) {
   return wrap(unwrap(M)->getTypeByName(Name));
 }

 /*--.. Operations on array, pointer, and vector types (sequence types) .....--*/

 LLVMTypeRef LLVMArrayType(LLVMTypeRef ElementType, unsigned ElementCount) {
   return wrap(ArrayType::get(unwrap(ElementType), ElementCount));
 }

 LLVMTypeRef LLVMPointerType(LLVMTypeRef ElementType, unsigned AddressSpace) {
   return wrap(PointerType::get(unwrap(ElementType), AddressSpace));
 }

 LLVMTypeRef LLVMVectorType(LLVMTypeRef ElementType, unsigned ElementCount) {
   return wrap(VectorType::get(unwrap(ElementType), ElementCount));
 }

 LLVMTypeRef LLVMGetElementType(LLVMTypeRef Ty) {
   return wrap(unwrap<SequentialType>(Ty)->getElementType());
 }

 unsigned LLVMGetArrayLength(LLVMTypeRef ArrayTy) {
   return unwrap<ArrayType>(ArrayTy)->getNumElements();
 }

 unsigned LLVMGetPointerAddressSpace(LLVMTypeRef PointerTy) {
   return unwrap<PointerType>(PointerTy)->getAddressSpace();
 }

 unsigned LLVMGetVectorSize(LLVMTypeRef VectorTy) {
   return unwrap<VectorType>(VectorTy)->getNumElements();
 }

 /*--.. Operations on other types ...........................................--*/

 LLVMTypeRef LLVMVoidTypeInContext(LLVMContextRef C)  {
   return wrap(Type::getVoidTy(*unwrap(C)));
 }
 LLVMTypeRef LLVMLabelTypeInContext(LLVMContextRef C) {
   return wrap(Type::getLabelTy(*unwrap(C)));
 }

 LLVMTypeRef LLVMVoidType(void)  {
   return LLVMVoidTypeInContext(LLVMGetGlobalContext());
 }
 LLVMTypeRef LLVMLabelType(void) {
   return LLVMLabelTypeInContext(LLVMGetGlobalContext());
 }

 /*===-- Operations on values ----------------------------------------------===*/

 /*--.. Operations on all values ............................................--*/

 LLVMTypeRef LLVMTypeOf(LLVMValueRef Val) {
   return wrap(unwrap(Val)->getType());
 }

 const char *LLVMGetValueName(LLVMValueRef Val) {
   return unwrap(Val)->getName().data();
 }

 void LLVMSetValueName(LLVMValueRef Val, const char *Name) {
   unwrap(Val)->setName(Name);
 }

 void LLVMDumpValue(LLVMValueRef Val) {
   unwrap(Val)->dump();
 }

 void LLVMReplaceAllUsesWith(LLVMValueRef OldVal, LLVMValueRef NewVal) {
   unwrap(OldVal)->replaceAllUsesWith(unwrap(NewVal));
 }

 int LLVMHasMetadata(LLVMValueRef Inst) {
   return unwrap<Instruction>(Inst)->hasMetadata();
 }

 LLVMValueRef LLVMGetMetadata(LLVMValueRef Inst, unsigned KindID) {
   return wrap(unwrap<Instruction>(Inst)->getMetadata(KindID));
 }

 void LLVMSetMetadata(LLVMValueRef Inst, unsigned KindID, LLVMValueRef MD) {
   unwrap<Instruction>(Inst)->setMetadata(KindID, MD? unwrap<MDNode>(MD) : NULL);
 }

 /*--.. Conversion functions ................................................--*/

 #define LLVM_DEFINE_VALUE_CAST(name)                                       \
   LLVMValueRef LLVMIsA##name(LLVMValueRef Val) {                           \
     return wrap(static_cast<Value*>(dyn_cast_or_null<name>(unwrap(Val)))); \
   }

 LLVM_FOR_EACH_VALUE_SUBCLASS(LLVM_DEFINE_VALUE_CAST)

 /*--.. Operations on Uses ..................................................--*/
 LLVMUseRef LLVMGetFirstUse(LLVMValueRef Val) {
   Value *V = unwrap(Val);
   Value::use_iterator I = V->use_begin();
   if (I == V->use_end())
     return 0;
   return wrap(&(I.getUse()));
 }

 LLVMUseRef LLVMGetNextUse(LLVMUseRef U) {
   Use *Next = unwrap(U)->getNext();
   if (Next)
     return wrap(Next);
   return 0;
 }

 LLVMValueRef LLVMGetUser(LLVMUseRef U) {
   return wrap(unwrap(U)->getUser());
 }

 LLVMValueRef LLVMGetUsedValue(LLVMUseRef U) {
   return wrap(unwrap(U)->get());
 }

 /*--.. Operations on Users .................................................--*/
 LLVMValueRef LLVMGetOperand(LLVMValueRef Val, unsigned Index) {
   Value *V = unwrap(Val);
   if (MDNode *MD = dyn_cast<MDNode>(V))
       return wrap(MD->getOperand(Index));
   return wrap(cast<User>(V)->getOperand(Index));
 }

 void LLVMSetOperand(LLVMValueRef Val, unsigned Index, LLVMValueRef Op) {
   unwrap<User>(Val)->setOperand(Index, unwrap(Op));
 }

 int LLVMGetNumOperands(LLVMValueRef Val) {
   Value *V = unwrap(Val);
   if (MDNode *MD = dyn_cast<MDNode>(V))
       return MD->getNumOperands();
   return cast<User>(V)->getNumOperands();
 }

 /*--.. Operations on constants of any type .................................--*/

 LLVMValueRef LLVMConstNull(LLVMTypeRef Ty) {
   return wrap(Constant::getNullValue(unwrap(Ty)));
 }

 LLVMValueRef LLVMConstAllOnes(LLVMTypeRef Ty) {
   return wrap(Constant::getAllOnesValue(unwrap(Ty)));
 }

 LLVMValueRef LLVMGetUndef(LLVMTypeRef Ty) {
   return wrap(UndefValue::get(unwrap(Ty)));
 }

 LLVMBool LLVMIsConstant(LLVMValueRef Ty) {
   return isa<Constant>(unwrap(Ty));
 }

 LLVMBool LLVMIsNull(LLVMValueRef Val) {
   if (Constant *C = dyn_cast<Constant>(unwrap(Val)))
     return C->isNullValue();
   return false;
 }

 LLVMBool LLVMIsUndef(LLVMValueRef Val) {
   return isa<UndefValue>(unwrap(Val));
 }

 LLVMValueRef LLVMConstPointerNull(LLVMTypeRef Ty) {
   return
       wrap(ConstantPointerNull::get(unwrap<PointerType>(Ty)));
 }

 /*--.. Operations on metadata nodes ........................................--*/

 LLVMValueRef LLVMMDStringInContext(LLVMContextRef C, const char *Str,
                                    unsigned SLen) {
   return wrap(MDString::get(*unwrap(C), StringRef(Str, SLen)));
 }

 LLVMValueRef LLVMMDString(const char *Str, unsigned SLen) {
   return LLVMMDStringInContext(LLVMGetGlobalContext(), Str, SLen);
 }

 LLVMValueRef LLVMMDNodeInContext(LLVMContextRef C, LLVMValueRef *Vals,
                                  unsigned Count) {
   return wrap(MDNode::get(*unwrap(C),
                           makeArrayRef(unwrap<Value>(Vals, Count), Count)));
 }

 LLVMValueRef LLVMMDNode(LLVMValueRef *Vals, unsigned Count) {
   return LLVMMDNodeInContext(LLVMGetGlobalContext(), Vals, Count);
 }

 const char *LLVMGetMDString(LLVMValueRef V, unsigned* Len) {
   if (const MDString *S = dyn_cast<MDString>(unwrap(V))) {
     *Len = S->getString().size();
     return S->getString().data();
   }
   *Len = 0;
   return 0;
 }

 unsigned LLVMGetMDNodeNumOperands(LLVMValueRef V)
 {
   return cast<MDNode>(unwrap(V))->getNumOperands();
 }

 void LLVMGetMDNodeOperands(LLVMValueRef V, LLVMValueRef *Dest)
 {
   const MDNode *N = cast<MDNode>(unwrap(V));
   const unsigned numOperands = N->getNumOperands();
   for (unsigned i = 0; i < numOperands; i++)
     Dest[i] = wrap(N->getOperand(i));
 }

 unsigned LLVMGetNamedMetadataNumOperands(LLVMModuleRef M, const char* name)
 {
   if (NamedMDNode *N = unwrap(M)->getNamedMetadata(name)) {
     return N->getNumOperands();
   }
   return 0;
 }

 void LLVMGetNamedMetadataOperands(LLVMModuleRef M, const char* name, LLVMValueRef *Dest)
 {
   NamedMDNode *N = unwrap(M)->getNamedMetadata(name);
   if (!N)
     return;
   for (unsigned i=0;i<N->getNumOperands();i++)
     Dest[i] = wrap(N->getOperand(i));
 }

 void LLVMAddNamedMetadataOperand(LLVMModuleRef M, const char* name,
                                  LLVMValueRef Val)
 {
   NamedMDNode *N = unwrap(M)->getOrInsertNamedMetadata(name);
   if (!N)
     return;
   MDNode *Op = Val ? unwrap<MDNode>(Val) : NULL;
   if (Op)
     N->addOperand(Op);
 }

 /*--.. Operations on scalar constants ......................................--*/

 LLVMValueRef LLVMConstInt(LLVMTypeRef IntTy, unsigned long long N,
                           LLVMBool SignExtend) {
   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), N, SignExtend != 0));
 }

 LLVMValueRef LLVMConstIntOfArbitraryPrecision(LLVMTypeRef IntTy,
                                               unsigned NumWords,
                                               const uint64_t Words[]) {
     IntegerType *Ty = unwrap<IntegerType>(IntTy);
     return wrap(ConstantInt::get(Ty->getContext(),
                                  APInt(Ty->getBitWidth(),
                                        makeArrayRef(Words, NumWords))));
 }

 LLVMValueRef LLVMConstIntOfString(LLVMTypeRef IntTy, const char Str[],
                                   uint8_t Radix) {
   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), StringRef(Str),
                                Radix));
 }

 LLVMValueRef LLVMConstIntOfStringAndSize(LLVMTypeRef IntTy, const char Str[],
                                          unsigned SLen, uint8_t Radix) {
   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), StringRef(Str, SLen),
                                Radix));
 }

 LLVMValueRef LLVMConstReal(LLVMTypeRef RealTy, double N) {
   return wrap(ConstantFP::get(unwrap(RealTy), N));
 }

 LLVMValueRef LLVMConstRealOfString(LLVMTypeRef RealTy, const char *Text) {
   return wrap(ConstantFP::get(unwrap(RealTy), StringRef(Text)));
 }

 LLVMValueRef LLVMConstRealOfStringAndSize(LLVMTypeRef RealTy, const char Str[],
                                           unsigned SLen) {
   return wrap(ConstantFP::get(unwrap(RealTy), StringRef(Str, SLen)));
 }

 unsigned long long LLVMConstIntGetZExtValue(LLVMValueRef ConstantVal) {
   return unwrap<ConstantInt>(ConstantVal)->getZExtValue();
 }

 long long LLVMConstIntGetSExtValue(LLVMValueRef ConstantVal) {
   return unwrap<ConstantInt>(ConstantVal)->getSExtValue();
 }

 /*--.. Operations on composite constants ...................................--*/

 LLVMValueRef LLVMConstStringInContext(LLVMContextRef C, const char *Str,
                                       unsigned Length,
                                       LLVMBool DontNullTerminate) {
   /* Inverted the sense of AddNull because ', 0)' is a
      better mnemonic for null termination than ', 1)'. */
   return wrap(ConstantDataArray::getString(*unwrap(C), StringRef(Str, Length),
                                            DontNullTerminate == 0));
 }
 LLVMValueRef LLVMConstStructInContext(LLVMContextRef C,
                                       LLVMValueRef *ConstantVals,
                                       unsigned Count, LLVMBool Packed) {
   Constant **Elements = unwrap<Constant>(ConstantVals, Count);
   return wrap(ConstantStruct::getAnon(*unwrap(C), makeArrayRef(Elements, Count),
                                       Packed != 0));
 }

 LLVMValueRef LLVMConstString(const char *Str, unsigned Length,
                              LLVMBool DontNullTerminate) {
   return LLVMConstStringInContext(LLVMGetGlobalContext(), Str, Length,
                                   DontNullTerminate);
 }
 LLVMValueRef LLVMConstArray(LLVMTypeRef ElementTy,
                             LLVMValueRef *ConstantVals, unsigned Length) {
   ArrayRef<Constant*> V(unwrap<Constant>(ConstantVals, Length), Length);
   return wrap(ConstantArray::get(ArrayType::get(unwrap(ElementTy), Length), V));
 }
 LLVMValueRef LLVMConstStruct(LLVMValueRef *ConstantVals, unsigned Count,
                              LLVMBool Packed) {
   return LLVMConstStructInContext(LLVMGetGlobalContext(), ConstantVals, Count,
                                   Packed);
 }

 LLVMValueRef LLVMConstNamedStruct(LLVMTypeRef StructTy,
                                   LLVMValueRef *ConstantVals,
                                   unsigned Count) {
   Constant **Elements = unwrap<Constant>(ConstantVals, Count);
   StructType *Ty = cast<StructType>(unwrap(StructTy));

   return wrap(ConstantStruct::get(Ty, makeArrayRef(Elements, Count)));
 }

 LLVMValueRef LLVMConstVector(LLVMValueRef *ScalarConstantVals, unsigned Size) {
   return wrap(ConstantVector::get(makeArrayRef(
                             unwrap<Constant>(ScalarConstantVals, Size), Size)));
 }

 /*-- Opcode mapping */

 static LLVMOpcode map_to_llvmopcode(int opcode)
 {
     switch (opcode) {
       default: llvm_unreachable("Unhandled Opcode.");
 #define HANDLE_INST(num, opc, clas) case num: return LLVM##opc;
 #include "llvm/IR/Instruction.def"
 #undef HANDLE_INST
     }
 }

 static int map_from_llvmopcode(LLVMOpcode code)
 {
     switch (code) {
 #define HANDLE_INST(num, opc, clas) case LLVM##opc: return num;
 #include "llvm/IR/Instruction.def"
 #undef HANDLE_INST
     }
     llvm_unreachable("Unhandled Opcode.");
 }

 /*--.. Constant expressions ................................................--*/

 LLVMOpcode LLVMGetConstOpcode(LLVMValueRef ConstantVal) {
   return map_to_llvmopcode(unwrap<ConstantExpr>(ConstantVal)->getOpcode());
 }

 LLVMValueRef LLVMAlignOf(LLVMTypeRef Ty) {
   return wrap(ConstantExpr::getAlignOf(unwrap(Ty)));
 }

 LLVMValueRef LLVMSizeOf(LLVMTypeRef Ty) {
   return wrap(ConstantExpr::getSizeOf(unwrap(Ty)));
 }

 LLVMValueRef LLVMConstNeg(LLVMValueRef ConstantVal) {
   return wrap(ConstantExpr::getNeg(unwrap<Constant>(ConstantVal)));
 }

 LLVMValueRef LLVMConstNSWNeg(LLVMValueRef ConstantVal) {
   return wrap(ConstantExpr::getNSWNeg(unwrap<Constant>(ConstantVal)));
 }

 LLVMValueRef LLVMConstNUWNeg(LLVMValueRef ConstantVal) {
   return wrap(ConstantExpr::getNUWNeg(unwrap<Constant>(ConstantVal)));
 }


 LLVMValueRef LLVMConstFNeg(LLVMValueRef ConstantVal) {
   return wrap(ConstantExpr::getFNeg(unwrap<Constant>(ConstantVal)));
 }

 LLVMValueRef LLVMConstNot(LLVMValueRef ConstantVal) {
   return wrap(ConstantExpr::getNot(unwrap<Constant>(ConstantVal)));
 }

 LLVMValueRef LLVMConstAdd(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getAdd(unwrap<Constant>(LHSConstant),
                                    unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstNSWAdd(LLVMValueRef LHSConstant,
                              LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getNSWAdd(unwrap<Constant>(LHSConstant),
                                       unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstNUWAdd(LLVMValueRef LHSConstant,
                              LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getNUWAdd(unwrap<Constant>(LHSConstant),
                                       unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstFAdd(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getFAdd(unwrap<Constant>(LHSConstant),
                                     unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstSub(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getSub(unwrap<Constant>(LHSConstant),
                                    unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstNSWSub(LLVMValueRef LHSConstant,
                              LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getNSWSub(unwrap<Constant>(LHSConstant),
                                       unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstNUWSub(LLVMValueRef LHSConstant,
                              LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getNUWSub(unwrap<Constant>(LHSConstant),
                                       unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstFSub(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getFSub(unwrap<Constant>(LHSConstant),
                                     unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstMul(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getMul(unwrap<Constant>(LHSConstant),
                                    unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstNSWMul(LLVMValueRef LHSConstant,
                              LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getNSWMul(unwrap<Constant>(LHSConstant),
                                       unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstNUWMul(LLVMValueRef LHSConstant,
                              LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getNUWMul(unwrap<Constant>(LHSConstant),
                                       unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstFMul(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getFMul(unwrap<Constant>(LHSConstant),
                                     unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstUDiv(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getUDiv(unwrap<Constant>(LHSConstant),
                                     unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstSDiv(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getSDiv(unwrap<Constant>(LHSConstant),
                                     unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstExactSDiv(LLVMValueRef LHSConstant,
                                 LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getExactSDiv(unwrap<Constant>(LHSConstant),
                                          unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstFDiv(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getFDiv(unwrap<Constant>(LHSConstant),
                                     unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstURem(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getURem(unwrap<Constant>(LHSConstant),
                                     unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstSRem(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getSRem(unwrap<Constant>(LHSConstant),
                                     unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstFRem(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getFRem(unwrap<Constant>(LHSConstant),
                                     unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstAnd(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getAnd(unwrap<Constant>(LHSConstant),
                                    unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstOr(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getOr(unwrap<Constant>(LHSConstant),
                                   unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstXor(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getXor(unwrap<Constant>(LHSConstant),
                                    unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstICmp(LLVMIntPredicate Predicate,
                            LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getICmp(Predicate,
                                     unwrap<Constant>(LHSConstant),
                                     unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstFCmp(LLVMRealPredicate Predicate,
                            LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getFCmp(Predicate,
                                     unwrap<Constant>(LHSConstant),
                                     unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstShl(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getShl(unwrap<Constant>(LHSConstant),
                                    unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstLShr(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getLShr(unwrap<Constant>(LHSConstant),
                                     unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstAShr(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
   return wrap(ConstantExpr::getAShr(unwrap<Constant>(LHSConstant),
                                     unwrap<Constant>(RHSConstant)));
 }

 LLVMValueRef LLVMConstGEP(LLVMValueRef ConstantVal,
                           LLVMValueRef *ConstantIndices, unsigned NumIndices) {
   ArrayRef<Constant *> IdxList(unwrap<Constant>(ConstantIndices, NumIndices),
                                NumIndices);
   return wrap(ConstantExpr::getGetElementPtr(unwrap<Constant>(ConstantVal),
                                              IdxList));
 }

 LLVMValueRef LLVMConstInBoundsGEP(LLVMValueRef ConstantVal,
                                   LLVMValueRef *ConstantIndices,
                                   unsigned NumIndices) {
   Constant* Val = unwrap<Constant>(ConstantVal);
   ArrayRef<Constant *> IdxList(unwrap<Constant>(ConstantIndices, NumIndices),
                                NumIndices);
   return wrap(ConstantExpr::getInBoundsGetElementPtr(Val, IdxList));
 }

 LLVMValueRef LLVMConstTrunc(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
   return wrap(ConstantExpr::getTrunc(unwrap<Constant>(ConstantVal),
                                      unwrap(ToType)));
 }

 LLVMValueRef LLVMConstSExt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
   return wrap(ConstantExpr::getSExt(unwrap<Constant>(ConstantVal),
                                     unwrap(ToType)));
 }

 LLVMValueRef LLVMConstZExt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
   return wrap(ConstantExpr::getZExt(unwrap<Constant>(ConstantVal),
                                     unwrap(ToType)));
 }

 LLVMValueRef LLVMConstFPTrunc(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
   return wrap(ConstantExpr::getFPTrunc(unwrap<Constant>(ConstantVal),
                                        unwrap(ToType)));
 }

 LLVMValueRef LLVMConstFPExt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
   return wrap(ConstantExpr::getFPExtend(unwrap<Constant>(ConstantVal),
                                         unwrap(ToType)));
 }

 LLVMValueRef LLVMConstUIToFP(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
   return wrap(ConstantExpr::getUIToFP(unwrap<Constant>(ConstantVal),
                                       unwrap(ToType)));
 }

 LLVMValueRef LLVMConstSIToFP(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
   return wrap(ConstantExpr::getSIToFP(unwrap<Constant>(ConstantVal),
                                       unwrap(ToType)));
 }

 LLVMValueRef LLVMConstFPToUI(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
   return wrap(ConstantExpr::getFPToUI(unwrap<Constant>(ConstantVal),
                                       unwrap(ToType)));
 }

 LLVMValueRef LLVMConstFPToSI(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
   return wrap(ConstantExpr::getFPToSI(unwrap<Constant>(ConstantVal),
                                       unwrap(ToType)));
 }

 LLVMValueRef LLVMConstPtrToInt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
   return wrap(ConstantExpr::getPtrToInt(unwrap<Constant>(ConstantVal),
                                         unwrap(ToType)));
 }

 LLVMValueRef LLVMConstIntToPtr(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
   return wrap(ConstantExpr::getIntToPtr(unwrap<Constant>(ConstantVal),
                                         unwrap(ToType)));
 }

 LLVMValueRef LLVMConstBitCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
   return wrap(ConstantExpr::getBitCast(unwrap<Constant>(ConstantVal),
                                        unwrap(ToType)));
 }

 LLVMValueRef LLVMConstZExtOrBitCast(LLVMValueRef ConstantVal,
                                     LLVMTypeRef ToType) {
   return wrap(ConstantExpr::getZExtOrBitCast(unwrap<Constant>(ConstantVal),
                                              unwrap(ToType)));
 }

 LLVMValueRef LLVMConstSExtOrBitCast(LLVMValueRef ConstantVal,
                                     LLVMTypeRef ToType) {
   return wrap(ConstantExpr::getSExtOrBitCast(unwrap<Constant>(ConstantVal),
                                              unwrap(ToType)));
 }

 LLVMValueRef LLVMConstTruncOrBitCast(LLVMValueRef ConstantVal,
                                      LLVMTypeRef ToType) {
   return wrap(ConstantExpr::getTruncOrBitCast(unwrap<Constant>(ConstantVal),
                                               unwrap(ToType)));
 }

 LLVMValueRef LLVMConstPointerCast(LLVMValueRef ConstantVal,
                                   LLVMTypeRef ToType) {
   return wrap(ConstantExpr::getPointerCast(unwrap<Constant>(ConstantVal),
                                            unwrap(ToType)));
 }

 LLVMValueRef LLVMConstIntCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType,
                               LLVMBool isSigned) {
   return wrap(ConstantExpr::getIntegerCast(unwrap<Constant>(ConstantVal),
                                            unwrap(ToType), isSigned));
 }

 LLVMValueRef LLVMConstFPCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
   return wrap(ConstantExpr::getFPCast(unwrap<Constant>(ConstantVal),
                                       unwrap(ToType)));
 }

 LLVMValueRef LLVMConstSelect(LLVMValueRef ConstantCondition,
                              LLVMValueRef ConstantIfTrue,
                              LLVMValueRef ConstantIfFalse) {
   return wrap(ConstantExpr::getSelect(unwrap<Constant>(ConstantCondition),
                                       unwrap<Constant>(ConstantIfTrue),
                                       unwrap<Constant>(ConstantIfFalse)));
 }

 LLVMValueRef LLVMConstExtractElement(LLVMValueRef VectorConstant,
                                      LLVMValueRef IndexConstant) {
   return wrap(ConstantExpr::getExtractElement(unwrap<Constant>(VectorConstant),
                                               unwrap<Constant>(IndexConstant)));
 }

 LLVMValueRef LLVMConstInsertElement(LLVMValueRef VectorConstant,
                                     LLVMValueRef ElementValueConstant,
                                     LLVMValueRef IndexConstant) {
   return wrap(ConstantExpr::getInsertElement(unwrap<Constant>(VectorConstant),
                                          unwrap<Constant>(ElementValueConstant),
                                              unwrap<Constant>(IndexConstant)));
 }

 LLVMValueRef LLVMConstShuffleVector(LLVMValueRef VectorAConstant,
                                     LLVMValueRef VectorBConstant,
                                     LLVMValueRef MaskConstant) {
   return wrap(ConstantExpr::getShuffleVector(unwrap<Constant>(VectorAConstant),
                                              unwrap<Constant>(VectorBConstant),
                                              unwrap<Constant>(MaskConstant)));
 }

 LLVMValueRef LLVMConstExtractValue(LLVMValueRef AggConstant, unsigned *IdxList,
                                    unsigned NumIdx) {
   return wrap(ConstantExpr::getExtractValue(unwrap<Constant>(AggConstant),
                                             makeArrayRef(IdxList, NumIdx)));
 }

 LLVMValueRef LLVMConstInsertValue(LLVMValueRef AggConstant,
                                   LLVMValueRef ElementValueConstant,
                                   unsigned *IdxList, unsigned NumIdx) {
   return wrap(ConstantExpr::getInsertValue(unwrap<Constant>(AggConstant),
                                          unwrap<Constant>(ElementValueConstant),
                                            makeArrayRef(IdxList, NumIdx)));
 }

 LLVMValueRef LLVMConstInlineAsm(LLVMTypeRef Ty, const char *AsmString,
                                 const char *Constraints,
                                 LLVMBool HasSideEffects,
                                 LLVMBool IsAlignStack) {
   return wrap(InlineAsm::get(dyn_cast<FunctionType>(unwrap(Ty)), AsmString,
                              Constraints, HasSideEffects, IsAlignStack));
 }

 LLVMValueRef LLVMBlockAddress(LLVMValueRef F, LLVMBasicBlockRef BB) {
   return wrap(BlockAddress::get(unwrap<Function>(F), unwrap(BB)));
 }

 /*--.. Operations on global variables, functions, and aliases (globals) ....--*/

 LLVMModuleRef LLVMGetGlobalParent(LLVMValueRef Global) {
   return wrap(unwrap<GlobalValue>(Global)->getParent());
 }

 LLVMBool LLVMIsDeclaration(LLVMValueRef Global) {
   return unwrap<GlobalValue>(Global)->isDeclaration();
 }

 LLVMLinkage LLVMGetLinkage(LLVMValueRef Global) {
   switch (unwrap<GlobalValue>(Global)->getLinkage()) {
   case GlobalValue::ExternalLinkage:
     return LLVMExternalLinkage;
   case GlobalValue::AvailableExternallyLinkage:
     return LLVMAvailableExternallyLinkage;
   case GlobalValue::LinkOnceAnyLinkage:
     return LLVMLinkOnceAnyLinkage;
   case GlobalValue::LinkOnceODRLinkage:
     return LLVMLinkOnceODRLinkage;
   case GlobalValue::LinkOnceODRAutoHideLinkage:
     return LLVMLinkOnceODRAutoHideLinkage;
   case GlobalValue::WeakAnyLinkage:
     return LLVMWeakAnyLinkage;
   case GlobalValue::WeakODRLinkage:
     return LLVMWeakODRLinkage;
   case GlobalValue::AppendingLinkage:
     return LLVMAppendingLinkage;
   case GlobalValue::InternalLinkage:
     return LLVMInternalLinkage;
   case GlobalValue::PrivateLinkage:
     return LLVMPrivateLinkage;
   case GlobalValue::LinkerPrivateLinkage:
     return LLVMLinkerPrivateLinkage;
   case GlobalValue::LinkerPrivateWeakLinkage:
     return LLVMLinkerPrivateWeakLinkage;
   case GlobalValue::DLLImportLinkage:
     return LLVMDLLImportLinkage;
   case GlobalValue::DLLExportLinkage:
     return LLVMDLLExportLinkage;
   case GlobalValue::ExternalWeakLinkage:
     return LLVMExternalWeakLinkage;
   case GlobalValue::CommonLinkage:
     return LLVMCommonLinkage;
   }

   llvm_unreachable("Invalid GlobalValue linkage!");
 }

 void LLVMSetLinkage(LLVMValueRef Global, LLVMLinkage Linkage) {
   GlobalValue *GV = unwrap<GlobalValue>(Global);

   switch (Linkage) {
   case LLVMExternalLinkage:
     GV->setLinkage(GlobalValue::ExternalLinkage);
     break;
   case LLVMAvailableExternallyLinkage:
     GV->setLinkage(GlobalValue::AvailableExternallyLinkage);
     break;
   case LLVMLinkOnceAnyLinkage:
     GV->setLinkage(GlobalValue::LinkOnceAnyLinkage);
     break;
   case LLVMLinkOnceODRLinkage:
     GV->setLinkage(GlobalValue::LinkOnceODRLinkage);
     break;
   case LLVMLinkOnceODRAutoHideLinkage:
     GV->setLinkage(GlobalValue::LinkOnceODRAutoHideLinkage);
     break;
   case LLVMWeakAnyLinkage:
     GV->setLinkage(GlobalValue::WeakAnyLinkage);
     break;
   case LLVMWeakODRLinkage:
     GV->setLinkage(GlobalValue::WeakODRLinkage);
     break;
   case LLVMAppendingLinkage:
     GV->setLinkage(GlobalValue::AppendingLinkage);
     break;
   case LLVMInternalLinkage:
     GV->setLinkage(GlobalValue::InternalLinkage);
     break;
   case LLVMPrivateLinkage:
     GV->setLinkage(GlobalValue::PrivateLinkage);
     break;
   case LLVMLinkerPrivateLinkage:
     GV->setLinkage(GlobalValue::LinkerPrivateLinkage);
     break;
   case LLVMLinkerPrivateWeakLinkage:
     GV->setLinkage(GlobalValue::LinkerPrivateWeakLinkage);
     break;
   case LLVMDLLImportLinkage:
     GV->setLinkage(GlobalValue::DLLImportLinkage);
     break;
   case LLVMDLLExportLinkage:
     GV->setLinkage(GlobalValue::DLLExportLinkage);
     break;
   case LLVMExternalWeakLinkage:
     GV->setLinkage(GlobalValue::ExternalWeakLinkage);
     break;
   case LLVMGhostLinkage:
     DEBUG(errs()
           << "LLVMSetLinkage(): LLVMGhostLinkage is no longer supported.");
     break;
   case LLVMCommonLinkage:
     GV->setLinkage(GlobalValue::CommonLinkage);
     break;
   }
 }

 const char *LLVMGetSection(LLVMValueRef Global) {
   return unwrap<GlobalValue>(Global)->getSection().c_str();
 }

 void LLVMSetSection(LLVMValueRef Global, const char *Section) {
   unwrap<GlobalValue>(Global)->setSection(Section);
 }

 LLVMVisibility LLVMGetVisibility(LLVMValueRef Global) {
   return static_cast<LLVMVisibility>(
     unwrap<GlobalValue>(Global)->getVisibility());
 }

 void LLVMSetVisibility(LLVMValueRef Global, LLVMVisibility Viz) {
   unwrap<GlobalValue>(Global)
     ->setVisibility(static_cast<GlobalValue::VisibilityTypes>(Viz));
 }

 unsigned LLVMGetAlignment(LLVMValueRef Global) {
   return unwrap<GlobalValue>(Global)->getAlignment();
 }

 void LLVMSetAlignment(LLVMValueRef Global, unsigned Bytes) {
   unwrap<GlobalValue>(Global)->setAlignment(Bytes);
 }

 /*--.. Operations on global variables ......................................--*/

 LLVMValueRef LLVMAddGlobal(LLVMModuleRef M, LLVMTypeRef Ty, const char *Name) {
   return wrap(new GlobalVariable(*unwrap(M), unwrap(Ty), false,
                                  GlobalValue::ExternalLinkage, 0, Name));
 }

 LLVMValueRef LLVMAddGlobalInAddressSpace(LLVMModuleRef M, LLVMTypeRef Ty,
                                          const char *Name,
                                          unsigned AddressSpace) {
   return wrap(new GlobalVariable(*unwrap(M), unwrap(Ty), false,
                                  GlobalValue::ExternalLinkage, 0, Name, 0,
                                  GlobalVariable::NotThreadLocal, AddressSpace));
 }

 LLVMValueRef LLVMGetNamedGlobal(LLVMModuleRef M, const char *Name) {
   return wrap(unwrap(M)->getNamedGlobal(Name));
 }

 LLVMValueRef LLVMGetFirstGlobal(LLVMModuleRef M) {
   Module *Mod = unwrap(M);
   Module::global_iterator I = Mod->global_begin();
   if (I == Mod->global_end())
     return 0;
   return wrap(I);
 }

 LLVMValueRef LLVMGetLastGlobal(LLVMModuleRef M) {
   Module *Mod = unwrap(M);
   Module::global_iterator I = Mod->global_end();
   if (I == Mod->global_begin())
     return 0;
   return wrap(--I);
 }

 LLVMValueRef LLVMGetNextGlobal(LLVMValueRef GlobalVar) {
   GlobalVariable *GV = unwrap<GlobalVariable>(GlobalVar);
   Module::global_iterator I = GV;
   if (++I == GV->getParent()->global_end())
     return 0;
   return wrap(I);
 }

 LLVMValueRef LLVMGetPreviousGlobal(LLVMValueRef GlobalVar) {
   GlobalVariable *GV = unwrap<GlobalVariable>(GlobalVar);
   Module::global_iterator I = GV;
   if (I == GV->getParent()->global_begin())
     return 0;
   return wrap(--I);
 }

 void LLVMDeleteGlobal(LLVMValueRef GlobalVar) {
   unwrap<GlobalVariable>(GlobalVar)->eraseFromParent();
 }

 LLVMValueRef LLVMGetInitializer(LLVMValueRef GlobalVar) {
   GlobalVariable* GV = unwrap<GlobalVariable>(GlobalVar);
   if ( !GV->hasInitializer() )
     return 0;
   return wrap(GV->getInitializer());
 }

 void LLVMSetInitializer(LLVMValueRef GlobalVar, LLVMValueRef ConstantVal) {
   unwrap<GlobalVariable>(GlobalVar)
     ->setInitializer(unwrap<Constant>(ConstantVal));
 }

 LLVMBool LLVMIsThreadLocal(LLVMValueRef GlobalVar) {
   return unwrap<GlobalVariable>(GlobalVar)->isThreadLocal();
 }

 void LLVMSetThreadLocal(LLVMValueRef GlobalVar, LLVMBool IsThreadLocal) {
   unwrap<GlobalVariable>(GlobalVar)->setThreadLocal(IsThreadLocal != 0);
 }

 LLVMBool LLVMIsGlobalConstant(LLVMValueRef GlobalVar) {
   return unwrap<GlobalVariable>(GlobalVar)->isConstant();
 }

 void LLVMSetGlobalConstant(LLVMValueRef GlobalVar, LLVMBool IsConstant) {
   unwrap<GlobalVariable>(GlobalVar)->setConstant(IsConstant != 0);
 }

 /*--.. Operations on aliases ......................................--*/

 LLVMValueRef LLVMAddAlias(LLVMModuleRef M, LLVMTypeRef Ty, LLVMValueRef Aliasee,
                           const char *Name) {
   return wrap(new GlobalAlias(unwrap(Ty), GlobalValue::ExternalLinkage, Name,
                               unwrap<Constant>(Aliasee), unwrap (M)));
 }

 /*--.. Operations on functions .............................................--*/

 LLVMValueRef LLVMAddFunction(LLVMModuleRef M, const char *Name,
                              LLVMTypeRef FunctionTy) {
   return wrap(Function::Create(unwrap<FunctionType>(FunctionTy),
                                GlobalValue::ExternalLinkage, Name, unwrap(M)));
 }

 LLVMValueRef LLVMGetNamedFunction(LLVMModuleRef M, const char *Name) {
   return wrap(unwrap(M)->getFunction(Name));
 }

 LLVMValueRef LLVMGetFirstFunction(LLVMModuleRef M) {
   Module *Mod = unwrap(M);
   Module::iterator I = Mod->begin();
   if (I == Mod->end())
     return 0;
   return wrap(I);
 }

 LLVMValueRef LLVMGetLastFunction(LLVMModuleRef M) {
   Module *Mod = unwrap(M);
   Module::iterator I = Mod->end();
   if (I == Mod->begin())
     return 0;
   return wrap(--I);
 }

 LLVMValueRef LLVMGetNextFunction(LLVMValueRef Fn) {
   Function *Func = unwrap<Function>(Fn);
   Module::iterator I = Func;
   if (++I == Func->getParent()->end())
     return 0;
   return wrap(I);
 }

 LLVMValueRef LLVMGetPreviousFunction(LLVMValueRef Fn) {
   Function *Func = unwrap<Function>(Fn);
   Module::iterator I = Func;
   if (I == Func->getParent()->begin())
     return 0;
   return wrap(--I);
 }

 void LLVMDeleteFunction(LLVMValueRef Fn) {
   unwrap<Function>(Fn)->eraseFromParent();
 }

 unsigned LLVMGetIntrinsicID(LLVMValueRef Fn) {
   if (Function *F = dyn_cast<Function>(unwrap(Fn)))
     return F->getIntrinsicID();
   return 0;
 }

 unsigned LLVMGetFunctionCallConv(LLVMValueRef Fn) {
   return unwrap<Function>(Fn)->getCallingConv();
 }

 void LLVMSetFunctionCallConv(LLVMValueRef Fn, unsigned CC) {
   return unwrap<Function>(Fn)->setCallingConv(
     static_cast<CallingConv::ID>(CC));
 }

 const char *LLVMGetGC(LLVMValueRef Fn) {
   Function *F = unwrap<Function>(Fn);
   return F->hasGC()? F->getGC() : 0;
 }

 void LLVMSetGC(LLVMValueRef Fn, const char *GC) {
   Function *F = unwrap<Function>(Fn);
   if (GC)
     F->setGC(GC);
   else
     F->clearGC();
 }

 void LLVMAddFunctionAttr(LLVMValueRef Fn, LLVMAttribute PA) {
   Function *Func = unwrap<Function>(Fn);
   const AttributeSet PAL = Func->getAttributes();
   AttrBuilder B(PA);
   const AttributeSet PALnew =
     PAL.addAttributes(Func->getContext(), AttributeSet::FunctionIndex,
                       AttributeSet::get(Func->getContext(),
                                         AttributeSet::FunctionIndex, B));
   Func->setAttributes(PALnew);
 }

 void LLVMRemoveFunctionAttr(LLVMValueRef Fn, LLVMAttribute PA) {
   Function *Func = unwrap<Function>(Fn);
   const AttributeSet PAL = Func->getAttributes();
   AttrBuilder B(PA);
   const AttributeSet PALnew =
     PAL.removeAttributes(Func->getContext(), AttributeSet::FunctionIndex,
                          AttributeSet::get(Func->getContext(),
                                            AttributeSet::FunctionIndex, B));
   Func->setAttributes(PALnew);
 }

 LLVMAttribute LLVMGetFunctionAttr(LLVMValueRef Fn) {
   Function *Func = unwrap<Function>(Fn);
   const AttributeSet PAL = Func->getAttributes();
   return (LLVMAttribute)PAL.Raw(AttributeSet::FunctionIndex);
 }

 /*--.. Operations on parameters ............................................--*/

 unsigned LLVMCountParams(LLVMValueRef FnRef) {
   // This function is strictly redundant to
   //   LLVMCountParamTypes(LLVMGetElementType(LLVMTypeOf(FnRef)))
   return unwrap<Function>(FnRef)->arg_size();
 }

 void LLVMGetParams(LLVMValueRef FnRef, LLVMValueRef *ParamRefs) {
   Function *Fn = unwrap<Function>(FnRef);
   for (Function::arg_iterator I = Fn->arg_begin(),
                               E = Fn->arg_end(); I != E; I++)
     *ParamRefs++ = wrap(I);
 }

 LLVMValueRef LLVMGetParam(LLVMValueRef FnRef, unsigned index) {
   Function::arg_iterator AI = unwrap<Function>(FnRef)->arg_begin();
   while (index --> 0)
     AI++;
   return wrap(AI);
 }

 LLVMValueRef LLVMGetParamParent(LLVMValueRef V) {
   return wrap(unwrap<Argument>(V)->getParent());
 }

 LLVMValueRef LLVMGetFirstParam(LLVMValueRef Fn) {
   Function *Func = unwrap<Function>(Fn);
   Function::arg_iterator I = Func->arg_begin();
   if (I == Func->arg_end())
     return 0;
   return wrap(I);
 }

 LLVMValueRef LLVMGetLastParam(LLVMValueRef Fn) {
   Function *Func = unwrap<Function>(Fn);
   Function::arg_iterator I = Func->arg_end();
   if (I == Func->arg_begin())
     return 0;
   return wrap(--I);
 }

 LLVMValueRef LLVMGetNextParam(LLVMValueRef Arg) {
   Argument *A = unwrap<Argument>(Arg);
   Function::arg_iterator I = A;
   if (++I == A->getParent()->arg_end())
     return 0;
   return wrap(I);
 }

 LLVMValueRef LLVMGetPreviousParam(LLVMValueRef Arg) {
   Argument *A = unwrap<Argument>(Arg);
   Function::arg_iterator I = A;
   if (I == A->getParent()->arg_begin())
     return 0;
   return wrap(--I);
 }

 void LLVMAddAttribute(LLVMValueRef Arg, LLVMAttribute PA) {
   Argument *A = unwrap<Argument>(Arg);
   AttrBuilder B(PA);
   A->addAttr(AttributeSet::get(A->getContext(), A->getArgNo() + 1,  B));
 }

 void LLVMRemoveAttribute(LLVMValueRef Arg, LLVMAttribute PA) {
   Argument *A = unwrap<Argument>(Arg);
   AttrBuilder B(PA);
   A->removeAttr(AttributeSet::get(A->getContext(), A->getArgNo() + 1,  B));
 }

 LLVMAttribute LLVMGetAttribute(LLVMValueRef Arg) {
   Argument *A = unwrap<Argument>(Arg);
   return (LLVMAttribute)A->getParent()->getAttributes().
     Raw(A->getArgNo()+1);
 }


 void LLVMSetParamAlignment(LLVMValueRef Arg, unsigned align) {
   Argument *A = unwrap<Argument>(Arg);
   AttrBuilder B;
   B.addAlignmentAttr(align);
   A->addAttr(AttributeSet::get(A->getContext(),A->getArgNo() + 1, B));
 }

 /*--.. Operations on basic blocks ..........................................--*/

 LLVMValueRef LLVMBasicBlockAsValue(LLVMBasicBlockRef BB) {
   return wrap(static_cast<Value*>(unwrap(BB)));
 }

 LLVMBool LLVMValueIsBasicBlock(LLVMValueRef Val) {
   return isa<BasicBlock>(unwrap(Val));
 }

 LLVMBasicBlockRef LLVMValueAsBasicBlock(LLVMValueRef Val) {
   return wrap(unwrap<BasicBlock>(Val));
 }

 LLVMValueRef LLVMGetBasicBlockParent(LLVMBasicBlockRef BB) {
   return wrap(unwrap(BB)->getParent());
 }

 LLVMValueRef LLVMGetBasicBlockTerminator(LLVMBasicBlockRef BB) {
   return wrap(unwrap(BB)->getTerminator());
 }

 unsigned LLVMCountBasicBlocks(LLVMValueRef FnRef) {
   return unwrap<Function>(FnRef)->size();
 }

 void LLVMGetBasicBlocks(LLVMValueRef FnRef, LLVMBasicBlockRef *BasicBlocksRefs){
   Function *Fn = unwrap<Function>(FnRef);
   for (Function::iterator I = Fn->begin(), E = Fn->end(); I != E; I++)
     *BasicBlocksRefs++ = wrap(I);
 }

 LLVMBasicBlockRef LLVMGetEntryBasicBlock(LLVMValueRef Fn) {
   return wrap(&unwrap<Function>(Fn)->getEntryBlock());
 }

 LLVMBasicBlockRef LLVMGetFirstBasicBlock(LLVMValueRef Fn) {
   Function *Func = unwrap<Function>(Fn);
   Function::iterator I = Func->begin();
   if (I == Func->end())
     return 0;
   return wrap(I);
 }

 LLVMBasicBlockRef LLVMGetLastBasicBlock(LLVMValueRef Fn) {
   Function *Func = unwrap<Function>(Fn);
   Function::iterator I = Func->end();
   if (I == Func->begin())
     return 0;
   return wrap(--I);
 }

 LLVMBasicBlockRef LLVMGetNextBasicBlock(LLVMBasicBlockRef BB) {
   BasicBlock *Block = unwrap(BB);
   Function::iterator I = Block;
   if (++I == Block->getParent()->end())
     return 0;
   return wrap(I);
 }

 LLVMBasicBlockRef LLVMGetPreviousBasicBlock(LLVMBasicBlockRef BB) {
   BasicBlock *Block = unwrap(BB);
   Function::iterator I = Block;
   if (I == Block->getParent()->begin())
     return 0;
   return wrap(--I);
 }

 LLVMBasicBlockRef LLVMAppendBasicBlockInContext(LLVMContextRef C,
                                                 LLVMValueRef FnRef,
                                                 const char *Name) {
   return wrap(BasicBlock::Create(*unwrap(C), Name, unwrap<Function>(FnRef)));
 }

 LLVMBasicBlockRef LLVMAppendBasicBlock(LLVMValueRef FnRef, const char *Name) {
   return LLVMAppendBasicBlockInContext(LLVMGetGlobalContext(), FnRef, Name);
 }

 LLVMBasicBlockRef LLVMInsertBasicBlockInContext(LLVMContextRef C,
                                                 LLVMBasicBlockRef BBRef,
                                                 const char *Name) {
   BasicBlock *BB = unwrap(BBRef);
   return wrap(BasicBlock::Create(*unwrap(C), Name, BB->getParent(), BB));
 }

 LLVMBasicBlockRef LLVMInsertBasicBlock(LLVMBasicBlockRef BBRef,
                                        const char *Name) {
   return LLVMInsertBasicBlockInContext(LLVMGetGlobalContext(), BBRef, Name);
 }

 void LLVMDeleteBasicBlock(LLVMBasicBlockRef BBRef) {
   unwrap(BBRef)->eraseFromParent();
 }

 void LLVMRemoveBasicBlockFromParent(LLVMBasicBlockRef BBRef) {
   unwrap(BBRef)->removeFromParent();
 }

 void LLVMMoveBasicBlockBefore(LLVMBasicBlockRef BB, LLVMBasicBlockRef MovePos) {
   unwrap(BB)->moveBefore(unwrap(MovePos));
 }

 void LLVMMoveBasicBlockAfter(LLVMBasicBlockRef BB, LLVMBasicBlockRef MovePos) {
   unwrap(BB)->moveAfter(unwrap(MovePos));
 }

 /*--.. Operations on instructions ..........................................--*/

 LLVMBasicBlockRef LLVMGetInstructionParent(LLVMValueRef Inst) {
   return wrap(unwrap<Instruction>(Inst)->getParent());
 }

 LLVMValueRef LLVMGetFirstInstruction(LLVMBasicBlockRef BB) {
   BasicBlock *Block = unwrap(BB);
   BasicBlock::iterator I = Block->begin();
   if (I == Block->end())
     return 0;
   return wrap(I);
 }

 LLVMValueRef LLVMGetLastInstruction(LLVMBasicBlockRef BB) {
   BasicBlock *Block = unwrap(BB);
   BasicBlock::iterator I = Block->end();
   if (I == Block->begin())
     return 0;
   return wrap(--I);
 }

 LLVMValueRef LLVMGetNextInstruction(LLVMValueRef Inst) {
   Instruction *Instr = unwrap<Instruction>(Inst);
   BasicBlock::iterator I = Instr;
   if (++I == Instr->getParent()->end())
     return 0;
   return wrap(I);
 }

 LLVMValueRef LLVMGetPreviousInstruction(LLVMValueRef Inst) {
   Instruction *Instr = unwrap<Instruction>(Inst);
   BasicBlock::iterator I = Instr;
   if (I == Instr->getParent()->begin())
     return 0;
   return wrap(--I);
 }

 void LLVMInstructionEraseFromParent(LLVMValueRef Inst) {
   unwrap<Instruction>(Inst)->eraseFromParent();
 }

 LLVMIntPredicate LLVMGetICmpPredicate(LLVMValueRef Inst) {
   if (ICmpInst *I = dyn_cast<ICmpInst>(unwrap(Inst)))
     return (LLVMIntPredicate)I->getPredicate();
   if (ConstantExpr *CE = dyn_cast<ConstantExpr>(unwrap(Inst)))
     if (CE->getOpcode() == Instruction::ICmp)
       return (LLVMIntPredicate)CE->getPredicate();
   return (LLVMIntPredicate)0;
 }

 LLVMOpcode LLVMGetInstructionOpcode(LLVMValueRef Inst) {
   if (Instruction *C = dyn_cast<Instruction>(unwrap(Inst)))
     return map_to_llvmopcode(C->getOpcode());
   return (LLVMOpcode)0;
 }

 /*--.. Call and invoke instructions ........................................--*/

 unsigned LLVMGetInstructionCallConv(LLVMValueRef Instr) {
   Value *V = unwrap(Instr);
   if (CallInst *CI = dyn_cast<CallInst>(V))
     return CI->getCallingConv();
   if (InvokeInst *II = dyn_cast<InvokeInst>(V))
     return II->getCallingConv();
   llvm_unreachable("LLVMGetInstructionCallConv applies only to call and invoke!");
 }

 void LLVMSetInstructionCallConv(LLVMValueRef Instr, unsigned CC) {
   Value *V = unwrap(Instr);
   if (CallInst *CI = dyn_cast<CallInst>(V))
     return CI->setCallingConv(static_cast<CallingConv::ID>(CC));
   else if (InvokeInst *II = dyn_cast<InvokeInst>(V))
     return II->setCallingConv(static_cast<CallingConv::ID>(CC));
   llvm_unreachable("LLVMSetInstructionCallConv applies only to call and invoke!");
 }

 void LLVMAddInstrAttribute(LLVMValueRef Instr, unsigned index,
                            LLVMAttribute PA) {
   CallSite Call = CallSite(unwrap<Instruction>(Instr));
   AttrBuilder B(PA);
   Call.setAttributes(
     Call.getAttributes().addAttributes(Call->getContext(), index,
                                        AttributeSet::get(Call->getContext(),
                                                          index, B)));
 }

 void LLVMRemoveInstrAttribute(LLVMValueRef Instr, unsigned index,
                               LLVMAttribute PA) {
   CallSite Call = CallSite(unwrap<Instruction>(Instr));
   AttrBuilder B(PA);
   Call.setAttributes(Call.getAttributes()
                        .removeAttributes(Call->getContext(), index,
                                          AttributeSet::get(Call->getContext(),
                                                            index, B)));
 }

 void LLVMSetInstrParamAlignment(LLVMValueRef Instr, unsigned index,
                                 unsigned align) {
   CallSite Call = CallSite(unwrap<Instruction>(Instr));
   AttrBuilder B;
   B.addAlignmentAttr(align);
   Call.setAttributes(Call.getAttributes()
                        .addAttributes(Call->getContext(), index,
                                       AttributeSet::get(Call->getContext(),
                                                         index, B)));
 }

 /*--.. Operations on call instructions (only) ..............................--*/

 LLVMBool LLVMIsTailCall(LLVMValueRef Call) {
   return unwrap<CallInst>(Call)->isTailCall();
 }

 void LLVMSetTailCall(LLVMValueRef Call, LLVMBool isTailCall) {
   unwrap<CallInst>(Call)->setTailCall(isTailCall);
 }

 /*--.. Operations on switch instructions (only) ............................--*/

 LLVMBasicBlockRef LLVMGetSwitchDefaultDest(LLVMValueRef Switch) {
   return wrap(unwrap<SwitchInst>(Switch)->getDefaultDest());
 }

 /*--.. Operations on phi nodes .............................................--*/

 void LLVMAddIncoming(LLVMValueRef PhiNode, LLVMValueRef *IncomingValues,
                      LLVMBasicBlockRef *IncomingBlocks, unsigned Count) {
   PHINode *PhiVal = unwrap<PHINode>(PhiNode);
   for (unsigned I = 0; I != Count; ++I)
     PhiVal->addIncoming(unwrap(IncomingValues[I]), unwrap(IncomingBlocks[I]));
 }

 unsigned LLVMCountIncoming(LLVMValueRef PhiNode) {
   return unwrap<PHINode>(PhiNode)->getNumIncomingValues();
 }

 LLVMValueRef LLVMGetIncomingValue(LLVMValueRef PhiNode, unsigned Index) {
   return wrap(unwrap<PHINode>(PhiNode)->getIncomingValue(Index));
 }

 LLVMBasicBlockRef LLVMGetIncomingBlock(LLVMValueRef PhiNode, unsigned Index) {
   return wrap(unwrap<PHINode>(PhiNode)->getIncomingBlock(Index));
 }


 /*===-- Instruction builders ----------------------------------------------===*/

 LLVMBuilderRef LLVMCreateBuilderInContext(LLVMContextRef C) {
   return wrap(new IRBuilder<>(*unwrap(C)));
 }

 LLVMBuilderRef LLVMCreateBuilder(void) {
   return LLVMCreateBuilderInContext(LLVMGetGlobalContext());
 }

 void LLVMPositionBuilder(LLVMBuilderRef Builder, LLVMBasicBlockRef Block,
                          LLVMValueRef Instr) {
   BasicBlock *BB = unwrap(Block);
   Instruction *I = Instr? unwrap<Instruction>(Instr) : (Instruction*) BB->end();
   unwrap(Builder)->SetInsertPoint(BB, I);
 }

 void LLVMPositionBuilderBefore(LLVMBuilderRef Builder, LLVMValueRef Instr) {
   Instruction *I = unwrap<Instruction>(Instr);
   unwrap(Builder)->SetInsertPoint(I->getParent(), I);
 }

 void LLVMPositionBuilderAtEnd(LLVMBuilderRef Builder, LLVMBasicBlockRef Block) {
   BasicBlock *BB = unwrap(Block);
   unwrap(Builder)->SetInsertPoint(BB);
 }

 LLVMBasicBlockRef LLVMGetInsertBlock(LLVMBuilderRef Builder) {
    return wrap(unwrap(Builder)->GetInsertBlock());
 }

 void LLVMClearInsertionPosition(LLVMBuilderRef Builder) {
   unwrap(Builder)->ClearInsertionPoint();
 }

 void LLVMInsertIntoBuilder(LLVMBuilderRef Builder, LLVMValueRef Instr) {
   unwrap(Builder)->Insert(unwrap<Instruction>(Instr));
 }

 void LLVMInsertIntoBuilderWithName(LLVMBuilderRef Builder, LLVMValueRef Instr,
                                    const char *Name) {
   unwrap(Builder)->Insert(unwrap<Instruction>(Instr), Name);
 }

 void LLVMDisposeBuilder(LLVMBuilderRef Builder) {
   delete unwrap(Builder);
 }

 /*--.. Metadata builders ...................................................--*/

 void LLVMSetCurrentDebugLocation(LLVMBuilderRef Builder, LLVMValueRef L) {
   MDNode *Loc = L ? unwrap<MDNode>(L) : NULL;
   unwrap(Builder)->SetCurrentDebugLocation(DebugLoc::getFromDILocation(Loc));
 }

 LLVMValueRef LLVMGetCurrentDebugLocation(LLVMBuilderRef Builder) {
   return wrap(unwrap(Builder)->getCurrentDebugLocation()
               .getAsMDNode(unwrap(Builder)->getContext()));
 }

 void LLVMSetInstDebugLocation(LLVMBuilderRef Builder, LLVMValueRef Inst) {
   unwrap(Builder)->SetInstDebugLocation(unwrap<Instruction>(Inst));
 }


 /*--.. Instruction builders ................................................--*/

 LLVMValueRef LLVMBuildRetVoid(LLVMBuilderRef B) {
   return wrap(unwrap(B)->CreateRetVoid());
 }

 LLVMValueRef LLVMBuildRet(LLVMBuilderRef B, LLVMValueRef V) {
   return wrap(unwrap(B)->CreateRet(unwrap(V)));
 }

 LLVMValueRef LLVMBuildAggregateRet(LLVMBuilderRef B, LLVMValueRef *RetVals,
                                    unsigned N) {
   return wrap(unwrap(B)->CreateAggregateRet(unwrap(RetVals), N));
 }

 LLVMValueRef LLVMBuildBr(LLVMBuilderRef B, LLVMBasicBlockRef Dest) {
   return wrap(unwrap(B)->CreateBr(unwrap(Dest)));
 }

 LLVMValueRef LLVMBuildCondBr(LLVMBuilderRef B, LLVMValueRef If,
                              LLVMBasicBlockRef Then, LLVMBasicBlockRef Else) {
   return wrap(unwrap(B)->CreateCondBr(unwrap(If), unwrap(Then), unwrap(Else)));
 }

 LLVMValueRef LLVMBuildSwitch(LLVMBuilderRef B, LLVMValueRef V,
                              LLVMBasicBlockRef Else, unsigned NumCases) {
   return wrap(unwrap(B)->CreateSwitch(unwrap(V), unwrap(Else), NumCases));
 }

 LLVMValueRef LLVMBuildIndirectBr(LLVMBuilderRef B, LLVMValueRef Addr,
                                  unsigned NumDests) {
   return wrap(unwrap(B)->CreateIndirectBr(unwrap(Addr), NumDests));
 }

 LLVMValueRef LLVMBuildInvoke(LLVMBuilderRef B, LLVMValueRef Fn,
                              LLVMValueRef *Args, unsigned NumArgs,
                              LLVMBasicBlockRef Then, LLVMBasicBlockRef Catch,
                              const char *Name) {
   return wrap(unwrap(B)->CreateInvoke(unwrap(Fn), unwrap(Then), unwrap(Catch),
                                       makeArrayRef(unwrap(Args), NumArgs),
                                       Name));
 }

 LLVMValueRef LLVMBuildLandingPad(LLVMBuilderRef B, LLVMTypeRef Ty,
                                  LLVMValueRef PersFn, unsigned NumClauses,
                                  const char *Name) {
   return wrap(unwrap(B)->CreateLandingPad(unwrap(Ty),
                                           cast<Function>(unwrap(PersFn)),
                                           NumClauses, Name));
 }

 LLVMValueRef LLVMBuildResume(LLVMBuilderRef B, LLVMValueRef Exn) {
   return wrap(unwrap(B)->CreateResume(unwrap(Exn)));
 }

 LLVMValueRef LLVMBuildUnreachable(LLVMBuilderRef B) {
   return wrap(unwrap(B)->CreateUnreachable());
 }

 void LLVMAddCase(LLVMValueRef Switch, LLVMValueRef OnVal,
                  LLVMBasicBlockRef Dest) {
   unwrap<SwitchInst>(Switch)->addCase(unwrap<ConstantInt>(OnVal), unwrap(Dest));
 }

 void LLVMAddDestination(LLVMValueRef IndirectBr, LLVMBasicBlockRef Dest) {
   unwrap<IndirectBrInst>(IndirectBr)->addDestination(unwrap(Dest));
 }

 void LLVMAddClause(LLVMValueRef LandingPad, LLVMValueRef ClauseVal) {
   unwrap<LandingPadInst>(LandingPad)->
     addClause(cast<Constant>(unwrap(ClauseVal)));
 }

 void LLVMSetCleanup(LLVMValueRef LandingPad, LLVMBool Val) {
   unwrap<LandingPadInst>(LandingPad)->setCleanup(Val);
 }

 /*--.. Arithmetic ..........................................................--*/

 LLVMValueRef LLVMBuildAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                           const char *Name) {
   return wrap(unwrap(B)->CreateAdd(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildNSWAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                           const char *Name) {
   return wrap(unwrap(B)->CreateNSWAdd(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildNUWAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                           const char *Name) {
   return wrap(unwrap(B)->CreateNUWAdd(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildFAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                           const char *Name) {
   return wrap(unwrap(B)->CreateFAdd(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                           const char *Name) {
   return wrap(unwrap(B)->CreateSub(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildNSWSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                           const char *Name) {
   return wrap(unwrap(B)->CreateNSWSub(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildNUWSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                           const char *Name) {
   return wrap(unwrap(B)->CreateNUWSub(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildFSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                           const char *Name) {
   return wrap(unwrap(B)->CreateFSub(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                           const char *Name) {
   return wrap(unwrap(B)->CreateMul(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildNSWMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                           const char *Name) {
   return wrap(unwrap(B)->CreateNSWMul(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildNUWMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                           const char *Name) {
   return wrap(unwrap(B)->CreateNUWMul(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildFMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                           const char *Name) {
   return wrap(unwrap(B)->CreateFMul(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildUDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                            const char *Name) {
   return wrap(unwrap(B)->CreateUDiv(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildSDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                            const char *Name) {
   return wrap(unwrap(B)->CreateSDiv(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildExactSDiv(LLVMBuilderRef B, LLVMValueRef LHS,
                                 LLVMValueRef RHS, const char *Name) {
   return wrap(unwrap(B)->CreateExactSDiv(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildFDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                            const char *Name) {
   return wrap(unwrap(B)->CreateFDiv(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildURem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                            const char *Name) {
   return wrap(unwrap(B)->CreateURem(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildSRem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                            const char *Name) {
   return wrap(unwrap(B)->CreateSRem(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildFRem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                            const char *Name) {
   return wrap(unwrap(B)->CreateFRem(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildShl(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                           const char *Name) {
   return wrap(unwrap(B)->CreateShl(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildLShr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                            const char *Name) {
   return wrap(unwrap(B)->CreateLShr(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildAShr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                            const char *Name) {
   return wrap(unwrap(B)->CreateAShr(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildAnd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                           const char *Name) {
   return wrap(unwrap(B)->CreateAnd(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildOr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                          const char *Name) {
   return wrap(unwrap(B)->CreateOr(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildXor(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
                           const char *Name) {
   return wrap(unwrap(B)->CreateXor(unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildBinOp(LLVMBuilderRef B, LLVMOpcode Op,
                             LLVMValueRef LHS, LLVMValueRef RHS,
                             const char *Name) {
   return wrap(unwrap(B)->CreateBinOp(Instruction::BinaryOps(map_from_llvmopcode(Op)), unwrap(LHS),
                                      unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildNeg(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
   return wrap(unwrap(B)->CreateNeg(unwrap(V), Name));
 }

 LLVMValueRef LLVMBuildNSWNeg(LLVMBuilderRef B, LLVMValueRef V,
                              const char *Name) {
   return wrap(unwrap(B)->CreateNSWNeg(unwrap(V), Name));
 }

 LLVMValueRef LLVMBuildNUWNeg(LLVMBuilderRef B, LLVMValueRef V,
                              const char *Name) {
   return wrap(unwrap(B)->CreateNUWNeg(unwrap(V), Name));
 }

 LLVMValueRef LLVMBuildFNeg(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
   return wrap(unwrap(B)->CreateFNeg(unwrap(V), Name));
 }

 LLVMValueRef LLVMBuildNot(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
   return wrap(unwrap(B)->CreateNot(unwrap(V), Name));
 }

 /*--.. Memory ..............................................................--*/

 LLVMValueRef LLVMBuildMalloc(LLVMBuilderRef B, LLVMTypeRef Ty,
                              const char *Name) {
   Type* ITy = Type::getInt32Ty(unwrap(B)->GetInsertBlock()->getContext());
   Constant* AllocSize = ConstantExpr::getSizeOf(unwrap(Ty));
   AllocSize = ConstantExpr::getTruncOrBitCast(AllocSize, ITy);
   Instruction* Malloc = CallInst::CreateMalloc(unwrap(B)->GetInsertBlock(),
                                                ITy, unwrap(Ty), AllocSize,
                                                0, 0, "");
   return wrap(unwrap(B)->Insert(Malloc, Twine(Name)));
 }

 LLVMValueRef LLVMBuildArrayMalloc(LLVMBuilderRef B, LLVMTypeRef Ty,
                                   LLVMValueRef Val, const char *Name) {
   Type* ITy = Type::getInt32Ty(unwrap(B)->GetInsertBlock()->getContext());
   Constant* AllocSize = ConstantExpr::getSizeOf(unwrap(Ty));
   AllocSize = ConstantExpr::getTruncOrBitCast(AllocSize, ITy);
   Instruction* Malloc = CallInst::CreateMalloc(unwrap(B)->GetInsertBlock(),
                                                ITy, unwrap(Ty), AllocSize,
                                                unwrap(Val), 0, "");
   return wrap(unwrap(B)->Insert(Malloc, Twine(Name)));
 }

 LLVMValueRef LLVMBuildAlloca(LLVMBuilderRef B, LLVMTypeRef Ty,
                              const char *Name) {
   return wrap(unwrap(B)->CreateAlloca(unwrap(Ty), 0, Name));
 }

 LLVMValueRef LLVMBuildArrayAlloca(LLVMBuilderRef B, LLVMTypeRef Ty,
                                   LLVMValueRef Val, const char *Name) {
   return wrap(unwrap(B)->CreateAlloca(unwrap(Ty), unwrap(Val), Name));
 }

 LLVMValueRef LLVMBuildFree(LLVMBuilderRef B, LLVMValueRef PointerVal) {
   return wrap(unwrap(B)->Insert(
      CallInst::CreateFree(unwrap(PointerVal), unwrap(B)->GetInsertBlock())));
 }


 LLVMValueRef LLVMBuildLoad(LLVMBuilderRef B, LLVMValueRef PointerVal,
                            const char *Name) {
   return wrap(unwrap(B)->CreateLoad(unwrap(PointerVal), Name));
 }

 LLVMValueRef LLVMBuildStore(LLVMBuilderRef B, LLVMValueRef Val,
                             LLVMValueRef PointerVal) {
   return wrap(unwrap(B)->CreateStore(unwrap(Val), unwrap(PointerVal)));
 }

 LLVMValueRef LLVMBuildGEP(LLVMBuilderRef B, LLVMValueRef Pointer,
                           LLVMValueRef *Indices, unsigned NumIndices,
                           const char *Name) {
   ArrayRef<Value *> IdxList(unwrap(Indices), NumIndices);
   return wrap(unwrap(B)->CreateGEP(unwrap(Pointer), IdxList, Name));
 }

 LLVMValueRef LLVMBuildInBoundsGEP(LLVMBuilderRef B, LLVMValueRef Pointer,
                                   LLVMValueRef *Indices, unsigned NumIndices,
                                   const char *Name) {
   ArrayRef<Value *> IdxList(unwrap(Indices), NumIndices);
   return wrap(unwrap(B)->CreateInBoundsGEP(unwrap(Pointer), IdxList, Name));
 }

 LLVMValueRef LLVMBuildStructGEP(LLVMBuilderRef B, LLVMValueRef Pointer,
                                 unsigned Idx, const char *Name) {
   return wrap(unwrap(B)->CreateStructGEP(unwrap(Pointer), Idx, Name));
 }

 LLVMValueRef LLVMBuildGlobalString(LLVMBuilderRef B, const char *Str,
                                    const char *Name) {
   return wrap(unwrap(B)->CreateGlobalString(Str, Name));
 }

 LLVMValueRef LLVMBuildGlobalStringPtr(LLVMBuilderRef B, const char *Str,
                                       const char *Name) {
   return wrap(unwrap(B)->CreateGlobalStringPtr(Str, Name));
 }

 LLVMBool LLVMGetVolatile(LLVMValueRef MemAccessInst) {
   Value *P = unwrap<Value>(MemAccessInst);
   if (LoadInst *LI = dyn_cast<LoadInst>(P))
     return LI->isVolatile();
   return cast<StoreInst>(P)->isVolatile();
 }

 void LLVMSetVolatile(LLVMValueRef MemAccessInst, LLVMBool isVolatile) {
   Value *P = unwrap<Value>(MemAccessInst);
   if (LoadInst *LI = dyn_cast<LoadInst>(P))
     return LI->setVolatile(isVolatile);
   return cast<StoreInst>(P)->setVolatile(isVolatile);
 }

 /*--.. Casts ...............................................................--*/

 LLVMValueRef LLVMBuildTrunc(LLVMBuilderRef B, LLVMValueRef Val,
                             LLVMTypeRef DestTy, const char *Name) {
   return wrap(unwrap(B)->CreateTrunc(unwrap(Val), unwrap(DestTy), Name));
 }

 LLVMValueRef LLVMBuildZExt(LLVMBuilderRef B, LLVMValueRef Val,
                            LLVMTypeRef DestTy, const char *Name) {
   return wrap(unwrap(B)->CreateZExt(unwrap(Val), unwrap(DestTy), Name));
 }

 LLVMValueRef LLVMBuildSExt(LLVMBuilderRef B, LLVMValueRef Val,
                            LLVMTypeRef DestTy, const char *Name) {
   return wrap(unwrap(B)->CreateSExt(unwrap(Val), unwrap(DestTy), Name));
 }

 LLVMValueRef LLVMBuildFPToUI(LLVMBuilderRef B, LLVMValueRef Val,
                              LLVMTypeRef DestTy, const char *Name) {
   return wrap(unwrap(B)->CreateFPToUI(unwrap(Val), unwrap(DestTy), Name));
 }

 LLVMValueRef LLVMBuildFPToSI(LLVMBuilderRef B, LLVMValueRef Val,
                              LLVMTypeRef DestTy, const char *Name) {
   return wrap(unwrap(B)->CreateFPToSI(unwrap(Val), unwrap(DestTy), Name));
 }

 LLVMValueRef LLVMBuildUIToFP(LLVMBuilderRef B, LLVMValueRef Val,
                              LLVMTypeRef DestTy, const char *Name) {
   return wrap(unwrap(B)->CreateUIToFP(unwrap(Val), unwrap(DestTy), Name));
 }

 LLVMValueRef LLVMBuildSIToFP(LLVMBuilderRef B, LLVMValueRef Val,
                              LLVMTypeRef DestTy, const char *Name) {
   return wrap(unwrap(B)->CreateSIToFP(unwrap(Val), unwrap(DestTy), Name));
 }

 LLVMValueRef LLVMBuildFPTrunc(LLVMBuilderRef B, LLVMValueRef Val,
                               LLVMTypeRef DestTy, const char *Name) {
   return wrap(unwrap(B)->CreateFPTrunc(unwrap(Val), unwrap(DestTy), Name));
 }

 LLVMValueRef LLVMBuildFPExt(LLVMBuilderRef B, LLVMValueRef Val,
                             LLVMTypeRef DestTy, const char *Name) {
   return wrap(unwrap(B)->CreateFPExt(unwrap(Val), unwrap(DestTy), Name));
 }

 LLVMValueRef LLVMBuildPtrToInt(LLVMBuilderRef B, LLVMValueRef Val,
                                LLVMTypeRef DestTy, const char *Name) {
   return wrap(unwrap(B)->CreatePtrToInt(unwrap(Val), unwrap(DestTy), Name));
 }

 LLVMValueRef LLVMBuildIntToPtr(LLVMBuilderRef B, LLVMValueRef Val,
                                LLVMTypeRef DestTy, const char *Name) {
   return wrap(unwrap(B)->CreateIntToPtr(unwrap(Val), unwrap(DestTy), Name));
 }

 LLVMValueRef LLVMBuildBitCast(LLVMBuilderRef B, LLVMValueRef Val,
                               LLVMTypeRef DestTy, const char *Name) {
   return wrap(unwrap(B)->CreateBitCast(unwrap(Val), unwrap(DestTy), Name));
 }

 LLVMValueRef LLVMBuildZExtOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
                                     LLVMTypeRef DestTy, const char *Name) {
   return wrap(unwrap(B)->CreateZExtOrBitCast(unwrap(Val), unwrap(DestTy),
                                              Name));
 }

 LLVMValueRef LLVMBuildSExtOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
                                     LLVMTypeRef DestTy, const char *Name) {
   return wrap(unwrap(B)->CreateSExtOrBitCast(unwrap(Val), unwrap(DestTy),
                                              Name));
 }

 LLVMValueRef LLVMBuildTruncOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
                                      LLVMTypeRef DestTy, const char *Name) {
   return wrap(unwrap(B)->CreateTruncOrBitCast(unwrap(Val), unwrap(DestTy),
                                               Name));
 }

 LLVMValueRef LLVMBuildCast(LLVMBuilderRef B, LLVMOpcode Op, LLVMValueRef Val,
                            LLVMTypeRef DestTy, const char *Name) {
   return wrap(unwrap(B)->CreateCast(Instruction::CastOps(map_from_llvmopcode(Op)), unwrap(Val),
                                     unwrap(DestTy), Name));
 }

 LLVMValueRef LLVMBuildPointerCast(LLVMBuilderRef B, LLVMValueRef Val,
                                   LLVMTypeRef DestTy, const char *Name) {
   return wrap(unwrap(B)->CreatePointerCast(unwrap(Val), unwrap(DestTy), Name));
 }

 LLVMValueRef LLVMBuildIntCast(LLVMBuilderRef B, LLVMValueRef Val,
                               LLVMTypeRef DestTy, const char *Name) {
   return wrap(unwrap(B)->CreateIntCast(unwrap(Val), unwrap(DestTy),
                                        /*isSigned*/true, Name));
 }

 LLVMValueRef LLVMBuildFPCast(LLVMBuilderRef B, LLVMValueRef Val,
                              LLVMTypeRef DestTy, const char *Name) {
   return wrap(unwrap(B)->CreateFPCast(unwrap(Val), unwrap(DestTy), Name));
 }

 /*--.. Comparisons .........................................................--*/

 LLVMValueRef LLVMBuildICmp(LLVMBuilderRef B, LLVMIntPredicate Op,
                            LLVMValueRef LHS, LLVMValueRef RHS,
                            const char *Name) {
   return wrap(unwrap(B)->CreateICmp(static_cast<ICmpInst::Predicate>(Op),
                                     unwrap(LHS), unwrap(RHS), Name));
 }

 LLVMValueRef LLVMBuildFCmp(LLVMBuilderRef B, LLVMRealPredicate Op,
                            LLVMValueRef LHS, LLVMValueRef RHS,
                            const char *Name) {
   return wrap(unwrap(B)->CreateFCmp(static_cast<FCmpInst::Predicate>(Op),
                                     unwrap(LHS), unwrap(RHS), Name));
 }

 /*--.. Miscellaneous instructions ..........................................--*/

 LLVMValueRef LLVMBuildPhi(LLVMBuilderRef B, LLVMTypeRef Ty, const char *Name) {
   return wrap(unwrap(B)->CreatePHI(unwrap(Ty), 0, Name));
 }

 LLVMValueRef LLVMBuildCall(LLVMBuilderRef B, LLVMValueRef Fn,
                            LLVMValueRef *Args, unsigned NumArgs,
                            const char *Name) {
   return wrap(unwrap(B)->CreateCall(unwrap(Fn),
                                     makeArrayRef(unwrap(Args), NumArgs),
                                     Name));
 }

 LLVMValueRef LLVMBuildSelect(LLVMBuilderRef B, LLVMValueRef If,
                              LLVMValueRef Then, LLVMValueRef Else,
                              const char *Name) {
   return wrap(unwrap(B)->CreateSelect(unwrap(If), unwrap(Then), unwrap(Else),
                                       Name));
 }

 LLVMValueRef LLVMBuildVAArg(LLVMBuilderRef B, LLVMValueRef List,
                             LLVMTypeRef Ty, const char *Name) {
   return wrap(unwrap(B)->CreateVAArg(unwrap(List), unwrap(Ty), Name));
 }

 LLVMValueRef LLVMBuildExtractElement(LLVMBuilderRef B, LLVMValueRef VecVal,
                                       LLVMValueRef Index, const char *Name) {
   return wrap(unwrap(B)->CreateExtractElement(unwrap(VecVal), unwrap(Index),
                                               Name));
 }

 LLVMValueRef LLVMBuildInsertElement(LLVMBuilderRef B, LLVMValueRef VecVal,
                                     LLVMValueRef EltVal, LLVMValueRef Index,
                                     const char *Name) {
   return wrap(unwrap(B)->CreateInsertElement(unwrap(VecVal), unwrap(EltVal),
                                              unwrap(Index), Name));
 }

 LLVMValueRef LLVMBuildShuffleVector(LLVMBuilderRef B, LLVMValueRef V1,
                                     LLVMValueRef V2, LLVMValueRef Mask,
                                     const char *Name) {
   return wrap(unwrap(B)->CreateShuffleVector(unwrap(V1), unwrap(V2),
                                              unwrap(Mask), Name));
 }

 LLVMValueRef LLVMBuildExtractValue(LLVMBuilderRef B, LLVMValueRef AggVal,
                                    unsigned Index, const char *Name) {
   return wrap(unwrap(B)->CreateExtractValue(unwrap(AggVal), Index, Name));
 }

 LLVMValueRef LLVMBuildInsertValue(LLVMBuilderRef B, LLVMValueRef AggVal,
                                   LLVMValueRef EltVal, unsigned Index,
                                   const char *Name) {
   return wrap(unwrap(B)->CreateInsertValue(unwrap(AggVal), unwrap(EltVal),
                                            Index, Name));
 }

 LLVMValueRef LLVMBuildIsNull(LLVMBuilderRef B, LLVMValueRef Val,
                              const char *Name) {
   return wrap(unwrap(B)->CreateIsNull(unwrap(Val), Name));
 }

 LLVMValueRef LLVMBuildIsNotNull(LLVMBuilderRef B, LLVMValueRef Val,
                                 const char *Name) {
   return wrap(unwrap(B)->CreateIsNotNull(unwrap(Val), Name));
 }

 LLVMValueRef LLVMBuildPtrDiff(LLVMBuilderRef B, LLVMValueRef LHS,
                               LLVMValueRef RHS, const char *Name) {
   return wrap(unwrap(B)->CreatePtrDiff(unwrap(LHS), unwrap(RHS), Name));
 }


 /*===-- Module providers --------------------------------------------------===*/

 LLVMModuleProviderRef
 LLVMCreateModuleProviderForExistingModule(LLVMModuleRef M) {
   return reinterpret_cast<LLVMModuleProviderRef>(M);
 }

 void LLVMDisposeModuleProvider(LLVMModuleProviderRef MP) {
   delete unwrap(MP);
 }


 /*===-- Memory buffers ----------------------------------------------------===*/

 LLVMBool LLVMCreateMemoryBufferWithContentsOfFile(
     const char *Path,
     LLVMMemoryBufferRef *OutMemBuf,
     char **OutMessage) {

   OwningPtr<MemoryBuffer> MB;
   error_code ec;
   if (!(ec = MemoryBuffer::getFile(Path, MB))) {
     *OutMemBuf = wrap(MB.take());
     return 0;
   }

   *OutMessage = strdup(ec.message().c_str());
   return 1;
 }

 LLVMBool LLVMCreateMemoryBufferWithSTDIN(LLVMMemoryBufferRef *OutMemBuf,
                                          char **OutMessage) {
   OwningPtr<MemoryBuffer> MB;
   error_code ec;
   if (!(ec = MemoryBuffer::getSTDIN(MB))) {
     *OutMemBuf = wrap(MB.take());
     return 0;
   }

   *OutMessage = strdup(ec.message().c_str());
   return 1;
 }

 LLVMMemoryBufferRef LLVMCreateMemoryBufferWithMemoryRange(
     const char *InputData,
     size_t InputDataLength,
     const char *BufferName,
     LLVMBool RequiresNullTerminator) {

   return wrap(MemoryBuffer::getMemBuffer(
       StringRef(InputData, InputDataLength),
       StringRef(BufferName),
       RequiresNullTerminator));
 }

 LLVMMemoryBufferRef LLVMCreateMemoryBufferWithMemoryRangeCopy(
     const char *InputData,
     size_t InputDataLength,
     const char *BufferName) {

   return wrap(MemoryBuffer::getMemBufferCopy(
       StringRef(InputData, InputDataLength),
       StringRef(BufferName)));
 }


 void LLVMDisposeMemoryBuffer(LLVMMemoryBufferRef MemBuf) {
   delete unwrap(MemBuf);
 }

 /*===-- Pass Registry -----------------------------------------------------===*/

 LLVMPassRegistryRef LLVMGetGlobalPassRegistry(void) {
   return wrap(PassRegistry::getPassRegistry());
 }

 /*===-- Pass Manager ------------------------------------------------------===*/

 LLVMPassManagerRef LLVMCreatePassManager() {
   return wrap(new PassManager());
 }

 LLVMPassManagerRef LLVMCreateFunctionPassManagerForModule(LLVMModuleRef M) {
   return wrap(new FunctionPassManager(unwrap(M)));
 }

 LLVMPassManagerRef LLVMCreateFunctionPassManager(LLVMModuleProviderRef P) {
   return LLVMCreateFunctionPassManagerForModule(
                                             reinterpret_cast<LLVMModuleRef>(P));
 }

 LLVMBool LLVMRunPassManager(LLVMPassManagerRef PM, LLVMModuleRef M) {
   return unwrap<PassManager>(PM)->run(*unwrap(M));
 }

 LLVMBool LLVMInitializeFunctionPassManager(LLVMPassManagerRef FPM) {
   return unwrap<FunctionPassManager>(FPM)->doInitialization();
 }

 LLVMBool LLVMRunFunctionPassManager(LLVMPassManagerRef FPM, LLVMValueRef F) {
   return unwrap<FunctionPassManager>(FPM)->run(*unwrap<Function>(F));
 }

 LLVMBool LLVMFinalizeFunctionPassManager(LLVMPassManagerRef FPM) {
   return unwrap<FunctionPassManager>(FPM)->doFinalization();
 }

 void LLVMDisposePassManager(LLVMPassManagerRef PM) {
   delete unwrap(PM);
 }

 /*===-- Threading ------------------------------------------------------===*/

 LLVMBool LLVMStartMultithreaded() {
   return llvm_start_multithreaded();
 }

 void LLVMStopMultithreaded() {
   llvm_stop_multithreaded();
 }

 LLVMBool LLVMIsMultithreaded() {
   return llvm_is_multithreaded();
 }