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      1 //===-- Core.cpp ----------------------------------------------------------===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is distributed under the University of Illinois Open Source
      6 // License. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 //
     10 // This file implements the common infrastructure (including the C bindings)
     11 // for libLLVMCore.a, which implements the LLVM intermediate representation.
     12 //
     13 //===----------------------------------------------------------------------===//
     14 
     15 #include "llvm-c/Core.h"
     16 #include "llvm/Bitcode/ReaderWriter.h"
     17 #include "llvm/IR/Attributes.h"
     18 #include "llvm/IR/Constants.h"
     19 #include "llvm/IR/DerivedTypes.h"
     20 #include "llvm/IR/GlobalAlias.h"
     21 #include "llvm/IR/GlobalVariable.h"
     22 #include "llvm/IR/InlineAsm.h"
     23 #include "llvm/IR/IntrinsicInst.h"
     24 #include "llvm/IR/LLVMContext.h"
     25 #include "llvm/PassManager.h"
     26 #include "llvm/Support/CallSite.h"
     27 #include "llvm/Support/Debug.h"
     28 #include "llvm/Support/ErrorHandling.h"
     29 #include "llvm/Support/ManagedStatic.h"
     30 #include "llvm/Support/MemoryBuffer.h"
     31 #include "llvm/Support/raw_ostream.h"
     32 #include "llvm/Support/system_error.h"
     33 #include "llvm/Support/Threading.h"
     34 #include <cassert>
     35 #include <cstdlib>
     36 #include <cstring>
     37 
     38 using namespace llvm;
     39 
     40 void llvm::initializeCore(PassRegistry &Registry) {
     41   initializeDominatorTreePass(Registry);
     42   initializePrintModulePassPass(Registry);
     43   initializePrintFunctionPassPass(Registry);
     44   initializePrintBasicBlockPassPass(Registry);
     45   initializeVerifierPass(Registry);
     46   initializePreVerifierPass(Registry);
     47 }
     48 
     49 void LLVMInitializeCore(LLVMPassRegistryRef R) {
     50   initializeCore(*unwrap(R));
     51 }
     52 
     53 void LLVMShutdown() {
     54   llvm_shutdown();
     55 }
     56 
     57 /*===-- Error handling ----------------------------------------------------===*/
     58 
     59 void LLVMDisposeMessage(char *Message) {
     60   free(Message);
     61 }
     62 
     63 
     64 /*===-- Operations on contexts --------------------------------------------===*/
     65 
     66 LLVMContextRef LLVMContextCreate() {
     67   return wrap(new LLVMContext());
     68 }
     69 
     70 LLVMContextRef LLVMGetGlobalContext() {
     71   return wrap(&getGlobalContext());
     72 }
     73 
     74 void LLVMContextDispose(LLVMContextRef C) {
     75   delete unwrap(C);
     76 }
     77 
     78 unsigned LLVMGetMDKindIDInContext(LLVMContextRef C, const char* Name,
     79                                   unsigned SLen) {
     80   return unwrap(C)->getMDKindID(StringRef(Name, SLen));
     81 }
     82 
     83 unsigned LLVMGetMDKindID(const char* Name, unsigned SLen) {
     84   return LLVMGetMDKindIDInContext(LLVMGetGlobalContext(), Name, SLen);
     85 }
     86 
     87 
     88 /*===-- Operations on modules ---------------------------------------------===*/
     89 
     90 LLVMModuleRef LLVMModuleCreateWithName(const char *ModuleID) {
     91   return wrap(new Module(ModuleID, getGlobalContext()));
     92 }
     93 
     94 LLVMModuleRef LLVMModuleCreateWithNameInContext(const char *ModuleID,
     95                                                 LLVMContextRef C) {
     96   return wrap(new Module(ModuleID, *unwrap(C)));
     97 }
     98 
     99 void LLVMDisposeModule(LLVMModuleRef M) {
    100   delete unwrap(M);
    101 }
    102 
    103 /*--.. Data layout .........................................................--*/
    104 const char * LLVMGetDataLayout(LLVMModuleRef M) {
    105   return unwrap(M)->getDataLayout().c_str();
    106 }
    107 
    108 void LLVMSetDataLayout(LLVMModuleRef M, const char *Triple) {
    109   unwrap(M)->setDataLayout(Triple);
    110 }
    111 
    112 /*--.. Target triple .......................................................--*/
    113 const char * LLVMGetTarget(LLVMModuleRef M) {
    114   return unwrap(M)->getTargetTriple().c_str();
    115 }
    116 
    117 void LLVMSetTarget(LLVMModuleRef M, const char *Triple) {
    118   unwrap(M)->setTargetTriple(Triple);
    119 }
    120 
    121 void LLVMDumpModule(LLVMModuleRef M) {
    122   unwrap(M)->dump();
    123 }
    124 
    125 LLVMBool LLVMPrintModuleToFile(LLVMModuleRef M, const char *Filename,
    126                                char **ErrorMessage) {
    127   std::string error;
    128   raw_fd_ostream dest(Filename, error);
    129   if (!error.empty()) {
    130     *ErrorMessage = strdup(error.c_str());
    131     return true;
    132   }
    133 
    134   unwrap(M)->print(dest, NULL);
    135 
    136   if (!error.empty()) {
    137     *ErrorMessage = strdup(error.c_str());
    138     return true;
    139   }
    140   dest.flush();
    141   return false;
    142 }
    143 
    144 /*--.. Operations on inline assembler ......................................--*/
    145 void LLVMSetModuleInlineAsm(LLVMModuleRef M, const char *Asm) {
    146   unwrap(M)->setModuleInlineAsm(StringRef(Asm));
    147 }
    148 
    149 
    150 /*--.. Operations on module contexts ......................................--*/
    151 LLVMContextRef LLVMGetModuleContext(LLVMModuleRef M) {
    152   return wrap(&unwrap(M)->getContext());
    153 }
    154 
    155 
    156 /*===-- Operations on types -----------------------------------------------===*/
    157 
    158 /*--.. Operations on all types (mostly) ....................................--*/
    159 
    160 LLVMTypeKind LLVMGetTypeKind(LLVMTypeRef Ty) {
    161   switch (unwrap(Ty)->getTypeID()) {
    162   default: llvm_unreachable("Unhandled TypeID.");
    163   case Type::VoidTyID:
    164     return LLVMVoidTypeKind;
    165   case Type::HalfTyID:
    166     return LLVMHalfTypeKind;
    167   case Type::FloatTyID:
    168     return LLVMFloatTypeKind;
    169   case Type::DoubleTyID:
    170     return LLVMDoubleTypeKind;
    171   case Type::X86_FP80TyID:
    172     return LLVMX86_FP80TypeKind;
    173   case Type::FP128TyID:
    174     return LLVMFP128TypeKind;
    175   case Type::PPC_FP128TyID:
    176     return LLVMPPC_FP128TypeKind;
    177   case Type::LabelTyID:
    178     return LLVMLabelTypeKind;
    179   case Type::MetadataTyID:
    180     return LLVMMetadataTypeKind;
    181   case Type::IntegerTyID:
    182     return LLVMIntegerTypeKind;
    183   case Type::FunctionTyID:
    184     return LLVMFunctionTypeKind;
    185   case Type::StructTyID:
    186     return LLVMStructTypeKind;
    187   case Type::ArrayTyID:
    188     return LLVMArrayTypeKind;
    189   case Type::PointerTyID:
    190     return LLVMPointerTypeKind;
    191   case Type::VectorTyID:
    192     return LLVMVectorTypeKind;
    193   case Type::X86_MMXTyID:
    194     return LLVMX86_MMXTypeKind;
    195   }
    196 }
    197 
    198 LLVMBool LLVMTypeIsSized(LLVMTypeRef Ty)
    199 {
    200     return unwrap(Ty)->isSized();
    201 }
    202 
    203 LLVMContextRef LLVMGetTypeContext(LLVMTypeRef Ty) {
    204   return wrap(&unwrap(Ty)->getContext());
    205 }
    206 
    207 /*--.. Operations on integer types .........................................--*/
    208 
    209 LLVMTypeRef LLVMInt1TypeInContext(LLVMContextRef C)  {
    210   return (LLVMTypeRef) Type::getInt1Ty(*unwrap(C));
    211 }
    212 LLVMTypeRef LLVMInt8TypeInContext(LLVMContextRef C)  {
    213   return (LLVMTypeRef) Type::getInt8Ty(*unwrap(C));
    214 }
    215 LLVMTypeRef LLVMInt16TypeInContext(LLVMContextRef C) {
    216   return (LLVMTypeRef) Type::getInt16Ty(*unwrap(C));
    217 }
    218 LLVMTypeRef LLVMInt32TypeInContext(LLVMContextRef C) {
    219   return (LLVMTypeRef) Type::getInt32Ty(*unwrap(C));
    220 }
    221 LLVMTypeRef LLVMInt64TypeInContext(LLVMContextRef C) {
    222   return (LLVMTypeRef) Type::getInt64Ty(*unwrap(C));
    223 }
    224 LLVMTypeRef LLVMIntTypeInContext(LLVMContextRef C, unsigned NumBits) {
    225   return wrap(IntegerType::get(*unwrap(C), NumBits));
    226 }
    227 
    228 LLVMTypeRef LLVMInt1Type(void)  {
    229   return LLVMInt1TypeInContext(LLVMGetGlobalContext());
    230 }
    231 LLVMTypeRef LLVMInt8Type(void)  {
    232   return LLVMInt8TypeInContext(LLVMGetGlobalContext());
    233 }
    234 LLVMTypeRef LLVMInt16Type(void) {
    235   return LLVMInt16TypeInContext(LLVMGetGlobalContext());
    236 }
    237 LLVMTypeRef LLVMInt32Type(void) {
    238   return LLVMInt32TypeInContext(LLVMGetGlobalContext());
    239 }
    240 LLVMTypeRef LLVMInt64Type(void) {
    241   return LLVMInt64TypeInContext(LLVMGetGlobalContext());
    242 }
    243 LLVMTypeRef LLVMIntType(unsigned NumBits) {
    244   return LLVMIntTypeInContext(LLVMGetGlobalContext(), NumBits);
    245 }
    246 
    247 unsigned LLVMGetIntTypeWidth(LLVMTypeRef IntegerTy) {
    248   return unwrap<IntegerType>(IntegerTy)->getBitWidth();
    249 }
    250 
    251 /*--.. Operations on real types ............................................--*/
    252 
    253 LLVMTypeRef LLVMHalfTypeInContext(LLVMContextRef C) {
    254   return (LLVMTypeRef) Type::getHalfTy(*unwrap(C));
    255 }
    256 LLVMTypeRef LLVMFloatTypeInContext(LLVMContextRef C) {
    257   return (LLVMTypeRef) Type::getFloatTy(*unwrap(C));
    258 }
    259 LLVMTypeRef LLVMDoubleTypeInContext(LLVMContextRef C) {
    260   return (LLVMTypeRef) Type::getDoubleTy(*unwrap(C));
    261 }
    262 LLVMTypeRef LLVMX86FP80TypeInContext(LLVMContextRef C) {
    263   return (LLVMTypeRef) Type::getX86_FP80Ty(*unwrap(C));
    264 }
    265 LLVMTypeRef LLVMFP128TypeInContext(LLVMContextRef C) {
    266   return (LLVMTypeRef) Type::getFP128Ty(*unwrap(C));
    267 }
    268 LLVMTypeRef LLVMPPCFP128TypeInContext(LLVMContextRef C) {
    269   return (LLVMTypeRef) Type::getPPC_FP128Ty(*unwrap(C));
    270 }
    271 LLVMTypeRef LLVMX86MMXTypeInContext(LLVMContextRef C) {
    272   return (LLVMTypeRef) Type::getX86_MMXTy(*unwrap(C));
    273 }
    274 
    275 LLVMTypeRef LLVMHalfType(void) {
    276   return LLVMHalfTypeInContext(LLVMGetGlobalContext());
    277 }
    278 LLVMTypeRef LLVMFloatType(void) {
    279   return LLVMFloatTypeInContext(LLVMGetGlobalContext());
    280 }
    281 LLVMTypeRef LLVMDoubleType(void) {
    282   return LLVMDoubleTypeInContext(LLVMGetGlobalContext());
    283 }
    284 LLVMTypeRef LLVMX86FP80Type(void) {
    285   return LLVMX86FP80TypeInContext(LLVMGetGlobalContext());
    286 }
    287 LLVMTypeRef LLVMFP128Type(void) {
    288   return LLVMFP128TypeInContext(LLVMGetGlobalContext());
    289 }
    290 LLVMTypeRef LLVMPPCFP128Type(void) {
    291   return LLVMPPCFP128TypeInContext(LLVMGetGlobalContext());
    292 }
    293 LLVMTypeRef LLVMX86MMXType(void) {
    294   return LLVMX86MMXTypeInContext(LLVMGetGlobalContext());
    295 }
    296 
    297 /*--.. Operations on function types ........................................--*/
    298 
    299 LLVMTypeRef LLVMFunctionType(LLVMTypeRef ReturnType,
    300                              LLVMTypeRef *ParamTypes, unsigned ParamCount,
    301                              LLVMBool IsVarArg) {
    302   ArrayRef<Type*> Tys(unwrap(ParamTypes), ParamCount);
    303   return wrap(FunctionType::get(unwrap(ReturnType), Tys, IsVarArg != 0));
    304 }
    305 
    306 LLVMBool LLVMIsFunctionVarArg(LLVMTypeRef FunctionTy) {
    307   return unwrap<FunctionType>(FunctionTy)->isVarArg();
    308 }
    309 
    310 LLVMTypeRef LLVMGetReturnType(LLVMTypeRef FunctionTy) {
    311   return wrap(unwrap<FunctionType>(FunctionTy)->getReturnType());
    312 }
    313 
    314 unsigned LLVMCountParamTypes(LLVMTypeRef FunctionTy) {
    315   return unwrap<FunctionType>(FunctionTy)->getNumParams();
    316 }
    317 
    318 void LLVMGetParamTypes(LLVMTypeRef FunctionTy, LLVMTypeRef *Dest) {
    319   FunctionType *Ty = unwrap<FunctionType>(FunctionTy);
    320   for (FunctionType::param_iterator I = Ty->param_begin(),
    321                                     E = Ty->param_end(); I != E; ++I)
    322     *Dest++ = wrap(*I);
    323 }
    324 
    325 /*--.. Operations on struct types ..........................................--*/
    326 
    327 LLVMTypeRef LLVMStructTypeInContext(LLVMContextRef C, LLVMTypeRef *ElementTypes,
    328                            unsigned ElementCount, LLVMBool Packed) {
    329   ArrayRef<Type*> Tys(unwrap(ElementTypes), ElementCount);
    330   return wrap(StructType::get(*unwrap(C), Tys, Packed != 0));
    331 }
    332 
    333 LLVMTypeRef LLVMStructType(LLVMTypeRef *ElementTypes,
    334                            unsigned ElementCount, LLVMBool Packed) {
    335   return LLVMStructTypeInContext(LLVMGetGlobalContext(), ElementTypes,
    336                                  ElementCount, Packed);
    337 }
    338 
    339 LLVMTypeRef LLVMStructCreateNamed(LLVMContextRef C, const char *Name)
    340 {
    341   return wrap(StructType::create(*unwrap(C), Name));
    342 }
    343 
    344 const char *LLVMGetStructName(LLVMTypeRef Ty)
    345 {
    346   StructType *Type = unwrap<StructType>(Ty);
    347   if (!Type->hasName())
    348     return 0;
    349   return Type->getName().data();
    350 }
    351 
    352 void LLVMStructSetBody(LLVMTypeRef StructTy, LLVMTypeRef *ElementTypes,
    353                        unsigned ElementCount, LLVMBool Packed) {
    354   ArrayRef<Type*> Tys(unwrap(ElementTypes), ElementCount);
    355   unwrap<StructType>(StructTy)->setBody(Tys, Packed != 0);
    356 }
    357 
    358 unsigned LLVMCountStructElementTypes(LLVMTypeRef StructTy) {
    359   return unwrap<StructType>(StructTy)->getNumElements();
    360 }
    361 
    362 void LLVMGetStructElementTypes(LLVMTypeRef StructTy, LLVMTypeRef *Dest) {
    363   StructType *Ty = unwrap<StructType>(StructTy);
    364   for (StructType::element_iterator I = Ty->element_begin(),
    365                                     E = Ty->element_end(); I != E; ++I)
    366     *Dest++ = wrap(*I);
    367 }
    368 
    369 LLVMBool LLVMIsPackedStruct(LLVMTypeRef StructTy) {
    370   return unwrap<StructType>(StructTy)->isPacked();
    371 }
    372 
    373 LLVMBool LLVMIsOpaqueStruct(LLVMTypeRef StructTy) {
    374   return unwrap<StructType>(StructTy)->isOpaque();
    375 }
    376 
    377 LLVMTypeRef LLVMGetTypeByName(LLVMModuleRef M, const char *Name) {
    378   return wrap(unwrap(M)->getTypeByName(Name));
    379 }
    380 
    381 /*--.. Operations on array, pointer, and vector types (sequence types) .....--*/
    382 
    383 LLVMTypeRef LLVMArrayType(LLVMTypeRef ElementType, unsigned ElementCount) {
    384   return wrap(ArrayType::get(unwrap(ElementType), ElementCount));
    385 }
    386 
    387 LLVMTypeRef LLVMPointerType(LLVMTypeRef ElementType, unsigned AddressSpace) {
    388   return wrap(PointerType::get(unwrap(ElementType), AddressSpace));
    389 }
    390 
    391 LLVMTypeRef LLVMVectorType(LLVMTypeRef ElementType, unsigned ElementCount) {
    392   return wrap(VectorType::get(unwrap(ElementType), ElementCount));
    393 }
    394 
    395 LLVMTypeRef LLVMGetElementType(LLVMTypeRef Ty) {
    396   return wrap(unwrap<SequentialType>(Ty)->getElementType());
    397 }
    398 
    399 unsigned LLVMGetArrayLength(LLVMTypeRef ArrayTy) {
    400   return unwrap<ArrayType>(ArrayTy)->getNumElements();
    401 }
    402 
    403 unsigned LLVMGetPointerAddressSpace(LLVMTypeRef PointerTy) {
    404   return unwrap<PointerType>(PointerTy)->getAddressSpace();
    405 }
    406 
    407 unsigned LLVMGetVectorSize(LLVMTypeRef VectorTy) {
    408   return unwrap<VectorType>(VectorTy)->getNumElements();
    409 }
    410 
    411 /*--.. Operations on other types ...........................................--*/
    412 
    413 LLVMTypeRef LLVMVoidTypeInContext(LLVMContextRef C)  {
    414   return wrap(Type::getVoidTy(*unwrap(C)));
    415 }
    416 LLVMTypeRef LLVMLabelTypeInContext(LLVMContextRef C) {
    417   return wrap(Type::getLabelTy(*unwrap(C)));
    418 }
    419 
    420 LLVMTypeRef LLVMVoidType(void)  {
    421   return LLVMVoidTypeInContext(LLVMGetGlobalContext());
    422 }
    423 LLVMTypeRef LLVMLabelType(void) {
    424   return LLVMLabelTypeInContext(LLVMGetGlobalContext());
    425 }
    426 
    427 /*===-- Operations on values ----------------------------------------------===*/
    428 
    429 /*--.. Operations on all values ............................................--*/
    430 
    431 LLVMTypeRef LLVMTypeOf(LLVMValueRef Val) {
    432   return wrap(unwrap(Val)->getType());
    433 }
    434 
    435 const char *LLVMGetValueName(LLVMValueRef Val) {
    436   return unwrap(Val)->getName().data();
    437 }
    438 
    439 void LLVMSetValueName(LLVMValueRef Val, const char *Name) {
    440   unwrap(Val)->setName(Name);
    441 }
    442 
    443 void LLVMDumpValue(LLVMValueRef Val) {
    444   unwrap(Val)->dump();
    445 }
    446 
    447 void LLVMReplaceAllUsesWith(LLVMValueRef OldVal, LLVMValueRef NewVal) {
    448   unwrap(OldVal)->replaceAllUsesWith(unwrap(NewVal));
    449 }
    450 
    451 int LLVMHasMetadata(LLVMValueRef Inst) {
    452   return unwrap<Instruction>(Inst)->hasMetadata();
    453 }
    454 
    455 LLVMValueRef LLVMGetMetadata(LLVMValueRef Inst, unsigned KindID) {
    456   return wrap(unwrap<Instruction>(Inst)->getMetadata(KindID));
    457 }
    458 
    459 void LLVMSetMetadata(LLVMValueRef Inst, unsigned KindID, LLVMValueRef MD) {
    460   unwrap<Instruction>(Inst)->setMetadata(KindID, MD? unwrap<MDNode>(MD) : NULL);
    461 }
    462 
    463 /*--.. Conversion functions ................................................--*/
    464 
    465 #define LLVM_DEFINE_VALUE_CAST(name)                                       \
    466   LLVMValueRef LLVMIsA##name(LLVMValueRef Val) {                           \
    467     return wrap(static_cast<Value*>(dyn_cast_or_null<name>(unwrap(Val)))); \
    468   }
    469 
    470 LLVM_FOR_EACH_VALUE_SUBCLASS(LLVM_DEFINE_VALUE_CAST)
    471 
    472 /*--.. Operations on Uses ..................................................--*/
    473 LLVMUseRef LLVMGetFirstUse(LLVMValueRef Val) {
    474   Value *V = unwrap(Val);
    475   Value::use_iterator I = V->use_begin();
    476   if (I == V->use_end())
    477     return 0;
    478   return wrap(&(I.getUse()));
    479 }
    480 
    481 LLVMUseRef LLVMGetNextUse(LLVMUseRef U) {
    482   Use *Next = unwrap(U)->getNext();
    483   if (Next)
    484     return wrap(Next);
    485   return 0;
    486 }
    487 
    488 LLVMValueRef LLVMGetUser(LLVMUseRef U) {
    489   return wrap(unwrap(U)->getUser());
    490 }
    491 
    492 LLVMValueRef LLVMGetUsedValue(LLVMUseRef U) {
    493   return wrap(unwrap(U)->get());
    494 }
    495 
    496 /*--.. Operations on Users .................................................--*/
    497 LLVMValueRef LLVMGetOperand(LLVMValueRef Val, unsigned Index) {
    498   Value *V = unwrap(Val);
    499   if (MDNode *MD = dyn_cast<MDNode>(V))
    500       return wrap(MD->getOperand(Index));
    501   return wrap(cast<User>(V)->getOperand(Index));
    502 }
    503 
    504 void LLVMSetOperand(LLVMValueRef Val, unsigned Index, LLVMValueRef Op) {
    505   unwrap<User>(Val)->setOperand(Index, unwrap(Op));
    506 }
    507 
    508 int LLVMGetNumOperands(LLVMValueRef Val) {
    509   Value *V = unwrap(Val);
    510   if (MDNode *MD = dyn_cast<MDNode>(V))
    511       return MD->getNumOperands();
    512   return cast<User>(V)->getNumOperands();
    513 }
    514 
    515 /*--.. Operations on constants of any type .................................--*/
    516 
    517 LLVMValueRef LLVMConstNull(LLVMTypeRef Ty) {
    518   return wrap(Constant::getNullValue(unwrap(Ty)));
    519 }
    520 
    521 LLVMValueRef LLVMConstAllOnes(LLVMTypeRef Ty) {
    522   return wrap(Constant::getAllOnesValue(unwrap(Ty)));
    523 }
    524 
    525 LLVMValueRef LLVMGetUndef(LLVMTypeRef Ty) {
    526   return wrap(UndefValue::get(unwrap(Ty)));
    527 }
    528 
    529 LLVMBool LLVMIsConstant(LLVMValueRef Ty) {
    530   return isa<Constant>(unwrap(Ty));
    531 }
    532 
    533 LLVMBool LLVMIsNull(LLVMValueRef Val) {
    534   if (Constant *C = dyn_cast<Constant>(unwrap(Val)))
    535     return C->isNullValue();
    536   return false;
    537 }
    538 
    539 LLVMBool LLVMIsUndef(LLVMValueRef Val) {
    540   return isa<UndefValue>(unwrap(Val));
    541 }
    542 
    543 LLVMValueRef LLVMConstPointerNull(LLVMTypeRef Ty) {
    544   return
    545       wrap(ConstantPointerNull::get(unwrap<PointerType>(Ty)));
    546 }
    547 
    548 /*--.. Operations on metadata nodes ........................................--*/
    549 
    550 LLVMValueRef LLVMMDStringInContext(LLVMContextRef C, const char *Str,
    551                                    unsigned SLen) {
    552   return wrap(MDString::get(*unwrap(C), StringRef(Str, SLen)));
    553 }
    554 
    555 LLVMValueRef LLVMMDString(const char *Str, unsigned SLen) {
    556   return LLVMMDStringInContext(LLVMGetGlobalContext(), Str, SLen);
    557 }
    558 
    559 LLVMValueRef LLVMMDNodeInContext(LLVMContextRef C, LLVMValueRef *Vals,
    560                                  unsigned Count) {
    561   return wrap(MDNode::get(*unwrap(C),
    562                           makeArrayRef(unwrap<Value>(Vals, Count), Count)));
    563 }
    564 
    565 LLVMValueRef LLVMMDNode(LLVMValueRef *Vals, unsigned Count) {
    566   return LLVMMDNodeInContext(LLVMGetGlobalContext(), Vals, Count);
    567 }
    568 
    569 const char *LLVMGetMDString(LLVMValueRef V, unsigned* Len) {
    570   if (const MDString *S = dyn_cast<MDString>(unwrap(V))) {
    571     *Len = S->getString().size();
    572     return S->getString().data();
    573   }
    574   *Len = 0;
    575   return 0;
    576 }
    577 
    578 unsigned LLVMGetMDNodeNumOperands(LLVMValueRef V)
    579 {
    580   return cast<MDNode>(unwrap(V))->getNumOperands();
    581 }
    582 
    583 void LLVMGetMDNodeOperands(LLVMValueRef V, LLVMValueRef *Dest)
    584 {
    585   const MDNode *N = cast<MDNode>(unwrap(V));
    586   const unsigned numOperands = N->getNumOperands();
    587   for (unsigned i = 0; i < numOperands; i++)
    588     Dest[i] = wrap(N->getOperand(i));
    589 }
    590 
    591 unsigned LLVMGetNamedMetadataNumOperands(LLVMModuleRef M, const char* name)
    592 {
    593   if (NamedMDNode *N = unwrap(M)->getNamedMetadata(name)) {
    594     return N->getNumOperands();
    595   }
    596   return 0;
    597 }
    598 
    599 void LLVMGetNamedMetadataOperands(LLVMModuleRef M, const char* name, LLVMValueRef *Dest)
    600 {
    601   NamedMDNode *N = unwrap(M)->getNamedMetadata(name);
    602   if (!N)
    603     return;
    604   for (unsigned i=0;i<N->getNumOperands();i++)
    605     Dest[i] = wrap(N->getOperand(i));
    606 }
    607 
    608 void LLVMAddNamedMetadataOperand(LLVMModuleRef M, const char* name,
    609                                  LLVMValueRef Val)
    610 {
    611   NamedMDNode *N = unwrap(M)->getOrInsertNamedMetadata(name);
    612   if (!N)
    613     return;
    614   MDNode *Op = Val ? unwrap<MDNode>(Val) : NULL;
    615   if (Op)
    616     N->addOperand(Op);
    617 }
    618 
    619 /*--.. Operations on scalar constants ......................................--*/
    620 
    621 LLVMValueRef LLVMConstInt(LLVMTypeRef IntTy, unsigned long long N,
    622                           LLVMBool SignExtend) {
    623   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), N, SignExtend != 0));
    624 }
    625 
    626 LLVMValueRef LLVMConstIntOfArbitraryPrecision(LLVMTypeRef IntTy,
    627                                               unsigned NumWords,
    628                                               const uint64_t Words[]) {
    629     IntegerType *Ty = unwrap<IntegerType>(IntTy);
    630     return wrap(ConstantInt::get(Ty->getContext(),
    631                                  APInt(Ty->getBitWidth(),
    632                                        makeArrayRef(Words, NumWords))));
    633 }
    634 
    635 LLVMValueRef LLVMConstIntOfString(LLVMTypeRef IntTy, const char Str[],
    636                                   uint8_t Radix) {
    637   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), StringRef(Str),
    638                                Radix));
    639 }
    640 
    641 LLVMValueRef LLVMConstIntOfStringAndSize(LLVMTypeRef IntTy, const char Str[],
    642                                          unsigned SLen, uint8_t Radix) {
    643   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), StringRef(Str, SLen),
    644                                Radix));
    645 }
    646 
    647 LLVMValueRef LLVMConstReal(LLVMTypeRef RealTy, double N) {
    648   return wrap(ConstantFP::get(unwrap(RealTy), N));
    649 }
    650 
    651 LLVMValueRef LLVMConstRealOfString(LLVMTypeRef RealTy, const char *Text) {
    652   return wrap(ConstantFP::get(unwrap(RealTy), StringRef(Text)));
    653 }
    654 
    655 LLVMValueRef LLVMConstRealOfStringAndSize(LLVMTypeRef RealTy, const char Str[],
    656                                           unsigned SLen) {
    657   return wrap(ConstantFP::get(unwrap(RealTy), StringRef(Str, SLen)));
    658 }
    659 
    660 unsigned long long LLVMConstIntGetZExtValue(LLVMValueRef ConstantVal) {
    661   return unwrap<ConstantInt>(ConstantVal)->getZExtValue();
    662 }
    663 
    664 long long LLVMConstIntGetSExtValue(LLVMValueRef ConstantVal) {
    665   return unwrap<ConstantInt>(ConstantVal)->getSExtValue();
    666 }
    667 
    668 /*--.. Operations on composite constants ...................................--*/
    669 
    670 LLVMValueRef LLVMConstStringInContext(LLVMContextRef C, const char *Str,
    671                                       unsigned Length,
    672                                       LLVMBool DontNullTerminate) {
    673   /* Inverted the sense of AddNull because ', 0)' is a
    674      better mnemonic for null termination than ', 1)'. */
    675   return wrap(ConstantDataArray::getString(*unwrap(C), StringRef(Str, Length),
    676                                            DontNullTerminate == 0));
    677 }
    678 LLVMValueRef LLVMConstStructInContext(LLVMContextRef C,
    679                                       LLVMValueRef *ConstantVals,
    680                                       unsigned Count, LLVMBool Packed) {
    681   Constant **Elements = unwrap<Constant>(ConstantVals, Count);
    682   return wrap(ConstantStruct::getAnon(*unwrap(C), makeArrayRef(Elements, Count),
    683                                       Packed != 0));
    684 }
    685 
    686 LLVMValueRef LLVMConstString(const char *Str, unsigned Length,
    687                              LLVMBool DontNullTerminate) {
    688   return LLVMConstStringInContext(LLVMGetGlobalContext(), Str, Length,
    689                                   DontNullTerminate);
    690 }
    691 LLVMValueRef LLVMConstArray(LLVMTypeRef ElementTy,
    692                             LLVMValueRef *ConstantVals, unsigned Length) {
    693   ArrayRef<Constant*> V(unwrap<Constant>(ConstantVals, Length), Length);
    694   return wrap(ConstantArray::get(ArrayType::get(unwrap(ElementTy), Length), V));
    695 }
    696 LLVMValueRef LLVMConstStruct(LLVMValueRef *ConstantVals, unsigned Count,
    697                              LLVMBool Packed) {
    698   return LLVMConstStructInContext(LLVMGetGlobalContext(), ConstantVals, Count,
    699                                   Packed);
    700 }
    701 
    702 LLVMValueRef LLVMConstNamedStruct(LLVMTypeRef StructTy,
    703                                   LLVMValueRef *ConstantVals,
    704                                   unsigned Count) {
    705   Constant **Elements = unwrap<Constant>(ConstantVals, Count);
    706   StructType *Ty = cast<StructType>(unwrap(StructTy));
    707 
    708   return wrap(ConstantStruct::get(Ty, makeArrayRef(Elements, Count)));
    709 }
    710 
    711 LLVMValueRef LLVMConstVector(LLVMValueRef *ScalarConstantVals, unsigned Size) {
    712   return wrap(ConstantVector::get(makeArrayRef(
    713                             unwrap<Constant>(ScalarConstantVals, Size), Size)));
    714 }
    715 
    716 /*-- Opcode mapping */
    717 
    718 static LLVMOpcode map_to_llvmopcode(int opcode)
    719 {
    720     switch (opcode) {
    721       default: llvm_unreachable("Unhandled Opcode.");
    722 #define HANDLE_INST(num, opc, clas) case num: return LLVM##opc;
    723 #include "llvm/IR/Instruction.def"
    724 #undef HANDLE_INST
    725     }
    726 }
    727 
    728 static int map_from_llvmopcode(LLVMOpcode code)
    729 {
    730     switch (code) {
    731 #define HANDLE_INST(num, opc, clas) case LLVM##opc: return num;
    732 #include "llvm/IR/Instruction.def"
    733 #undef HANDLE_INST
    734     }
    735     llvm_unreachable("Unhandled Opcode.");
    736 }
    737 
    738 /*--.. Constant expressions ................................................--*/
    739 
    740 LLVMOpcode LLVMGetConstOpcode(LLVMValueRef ConstantVal) {
    741   return map_to_llvmopcode(unwrap<ConstantExpr>(ConstantVal)->getOpcode());
    742 }
    743 
    744 LLVMValueRef LLVMAlignOf(LLVMTypeRef Ty) {
    745   return wrap(ConstantExpr::getAlignOf(unwrap(Ty)));
    746 }
    747 
    748 LLVMValueRef LLVMSizeOf(LLVMTypeRef Ty) {
    749   return wrap(ConstantExpr::getSizeOf(unwrap(Ty)));
    750 }
    751 
    752 LLVMValueRef LLVMConstNeg(LLVMValueRef ConstantVal) {
    753   return wrap(ConstantExpr::getNeg(unwrap<Constant>(ConstantVal)));
    754 }
    755 
    756 LLVMValueRef LLVMConstNSWNeg(LLVMValueRef ConstantVal) {
    757   return wrap(ConstantExpr::getNSWNeg(unwrap<Constant>(ConstantVal)));
    758 }
    759 
    760 LLVMValueRef LLVMConstNUWNeg(LLVMValueRef ConstantVal) {
    761   return wrap(ConstantExpr::getNUWNeg(unwrap<Constant>(ConstantVal)));
    762 }
    763 
    764 
    765 LLVMValueRef LLVMConstFNeg(LLVMValueRef ConstantVal) {
    766   return wrap(ConstantExpr::getFNeg(unwrap<Constant>(ConstantVal)));
    767 }
    768 
    769 LLVMValueRef LLVMConstNot(LLVMValueRef ConstantVal) {
    770   return wrap(ConstantExpr::getNot(unwrap<Constant>(ConstantVal)));
    771 }
    772 
    773 LLVMValueRef LLVMConstAdd(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
    774   return wrap(ConstantExpr::getAdd(unwrap<Constant>(LHSConstant),
    775                                    unwrap<Constant>(RHSConstant)));
    776 }
    777 
    778 LLVMValueRef LLVMConstNSWAdd(LLVMValueRef LHSConstant,
    779                              LLVMValueRef RHSConstant) {
    780   return wrap(ConstantExpr::getNSWAdd(unwrap<Constant>(LHSConstant),
    781                                       unwrap<Constant>(RHSConstant)));
    782 }
    783 
    784 LLVMValueRef LLVMConstNUWAdd(LLVMValueRef LHSConstant,
    785                              LLVMValueRef RHSConstant) {
    786   return wrap(ConstantExpr::getNUWAdd(unwrap<Constant>(LHSConstant),
    787                                       unwrap<Constant>(RHSConstant)));
    788 }
    789 
    790 LLVMValueRef LLVMConstFAdd(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
    791   return wrap(ConstantExpr::getFAdd(unwrap<Constant>(LHSConstant),
    792                                     unwrap<Constant>(RHSConstant)));
    793 }
    794 
    795 LLVMValueRef LLVMConstSub(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
    796   return wrap(ConstantExpr::getSub(unwrap<Constant>(LHSConstant),
    797                                    unwrap<Constant>(RHSConstant)));
    798 }
    799 
    800 LLVMValueRef LLVMConstNSWSub(LLVMValueRef LHSConstant,
    801                              LLVMValueRef RHSConstant) {
    802   return wrap(ConstantExpr::getNSWSub(unwrap<Constant>(LHSConstant),
    803                                       unwrap<Constant>(RHSConstant)));
    804 }
    805 
    806 LLVMValueRef LLVMConstNUWSub(LLVMValueRef LHSConstant,
    807                              LLVMValueRef RHSConstant) {
    808   return wrap(ConstantExpr::getNUWSub(unwrap<Constant>(LHSConstant),
    809                                       unwrap<Constant>(RHSConstant)));
    810 }
    811 
    812 LLVMValueRef LLVMConstFSub(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
    813   return wrap(ConstantExpr::getFSub(unwrap<Constant>(LHSConstant),
    814                                     unwrap<Constant>(RHSConstant)));
    815 }
    816 
    817 LLVMValueRef LLVMConstMul(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
    818   return wrap(ConstantExpr::getMul(unwrap<Constant>(LHSConstant),
    819                                    unwrap<Constant>(RHSConstant)));
    820 }
    821 
    822 LLVMValueRef LLVMConstNSWMul(LLVMValueRef LHSConstant,
    823                              LLVMValueRef RHSConstant) {
    824   return wrap(ConstantExpr::getNSWMul(unwrap<Constant>(LHSConstant),
    825                                       unwrap<Constant>(RHSConstant)));
    826 }
    827 
    828 LLVMValueRef LLVMConstNUWMul(LLVMValueRef LHSConstant,
    829                              LLVMValueRef RHSConstant) {
    830   return wrap(ConstantExpr::getNUWMul(unwrap<Constant>(LHSConstant),
    831                                       unwrap<Constant>(RHSConstant)));
    832 }
    833 
    834 LLVMValueRef LLVMConstFMul(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
    835   return wrap(ConstantExpr::getFMul(unwrap<Constant>(LHSConstant),
    836                                     unwrap<Constant>(RHSConstant)));
    837 }
    838 
    839 LLVMValueRef LLVMConstUDiv(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
    840   return wrap(ConstantExpr::getUDiv(unwrap<Constant>(LHSConstant),
    841                                     unwrap<Constant>(RHSConstant)));
    842 }
    843 
    844 LLVMValueRef LLVMConstSDiv(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
    845   return wrap(ConstantExpr::getSDiv(unwrap<Constant>(LHSConstant),
    846                                     unwrap<Constant>(RHSConstant)));
    847 }
    848 
    849 LLVMValueRef LLVMConstExactSDiv(LLVMValueRef LHSConstant,
    850                                 LLVMValueRef RHSConstant) {
    851   return wrap(ConstantExpr::getExactSDiv(unwrap<Constant>(LHSConstant),
    852                                          unwrap<Constant>(RHSConstant)));
    853 }
    854 
    855 LLVMValueRef LLVMConstFDiv(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
    856   return wrap(ConstantExpr::getFDiv(unwrap<Constant>(LHSConstant),
    857                                     unwrap<Constant>(RHSConstant)));
    858 }
    859 
    860 LLVMValueRef LLVMConstURem(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
    861   return wrap(ConstantExpr::getURem(unwrap<Constant>(LHSConstant),
    862                                     unwrap<Constant>(RHSConstant)));
    863 }
    864 
    865 LLVMValueRef LLVMConstSRem(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
    866   return wrap(ConstantExpr::getSRem(unwrap<Constant>(LHSConstant),
    867                                     unwrap<Constant>(RHSConstant)));
    868 }
    869 
    870 LLVMValueRef LLVMConstFRem(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
    871   return wrap(ConstantExpr::getFRem(unwrap<Constant>(LHSConstant),
    872                                     unwrap<Constant>(RHSConstant)));
    873 }
    874 
    875 LLVMValueRef LLVMConstAnd(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
    876   return wrap(ConstantExpr::getAnd(unwrap<Constant>(LHSConstant),
    877                                    unwrap<Constant>(RHSConstant)));
    878 }
    879 
    880 LLVMValueRef LLVMConstOr(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
    881   return wrap(ConstantExpr::getOr(unwrap<Constant>(LHSConstant),
    882                                   unwrap<Constant>(RHSConstant)));
    883 }
    884 
    885 LLVMValueRef LLVMConstXor(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
    886   return wrap(ConstantExpr::getXor(unwrap<Constant>(LHSConstant),
    887                                    unwrap<Constant>(RHSConstant)));
    888 }
    889 
    890 LLVMValueRef LLVMConstICmp(LLVMIntPredicate Predicate,
    891                            LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
    892   return wrap(ConstantExpr::getICmp(Predicate,
    893                                     unwrap<Constant>(LHSConstant),
    894                                     unwrap<Constant>(RHSConstant)));
    895 }
    896 
    897 LLVMValueRef LLVMConstFCmp(LLVMRealPredicate Predicate,
    898                            LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
    899   return wrap(ConstantExpr::getFCmp(Predicate,
    900                                     unwrap<Constant>(LHSConstant),
    901                                     unwrap<Constant>(RHSConstant)));
    902 }
    903 
    904 LLVMValueRef LLVMConstShl(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
    905   return wrap(ConstantExpr::getShl(unwrap<Constant>(LHSConstant),
    906                                    unwrap<Constant>(RHSConstant)));
    907 }
    908 
    909 LLVMValueRef LLVMConstLShr(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
    910   return wrap(ConstantExpr::getLShr(unwrap<Constant>(LHSConstant),
    911                                     unwrap<Constant>(RHSConstant)));
    912 }
    913 
    914 LLVMValueRef LLVMConstAShr(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
    915   return wrap(ConstantExpr::getAShr(unwrap<Constant>(LHSConstant),
    916                                     unwrap<Constant>(RHSConstant)));
    917 }
    918 
    919 LLVMValueRef LLVMConstGEP(LLVMValueRef ConstantVal,
    920                           LLVMValueRef *ConstantIndices, unsigned NumIndices) {
    921   ArrayRef<Constant *> IdxList(unwrap<Constant>(ConstantIndices, NumIndices),
    922                                NumIndices);
    923   return wrap(ConstantExpr::getGetElementPtr(unwrap<Constant>(ConstantVal),
    924                                              IdxList));
    925 }
    926 
    927 LLVMValueRef LLVMConstInBoundsGEP(LLVMValueRef ConstantVal,
    928                                   LLVMValueRef *ConstantIndices,
    929                                   unsigned NumIndices) {
    930   Constant* Val = unwrap<Constant>(ConstantVal);
    931   ArrayRef<Constant *> IdxList(unwrap<Constant>(ConstantIndices, NumIndices),
    932                                NumIndices);
    933   return wrap(ConstantExpr::getInBoundsGetElementPtr(Val, IdxList));
    934 }
    935 
    936 LLVMValueRef LLVMConstTrunc(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
    937   return wrap(ConstantExpr::getTrunc(unwrap<Constant>(ConstantVal),
    938                                      unwrap(ToType)));
    939 }
    940 
    941 LLVMValueRef LLVMConstSExt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
    942   return wrap(ConstantExpr::getSExt(unwrap<Constant>(ConstantVal),
    943                                     unwrap(ToType)));
    944 }
    945 
    946 LLVMValueRef LLVMConstZExt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
    947   return wrap(ConstantExpr::getZExt(unwrap<Constant>(ConstantVal),
    948                                     unwrap(ToType)));
    949 }
    950 
    951 LLVMValueRef LLVMConstFPTrunc(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
    952   return wrap(ConstantExpr::getFPTrunc(unwrap<Constant>(ConstantVal),
    953                                        unwrap(ToType)));
    954 }
    955 
    956 LLVMValueRef LLVMConstFPExt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
    957   return wrap(ConstantExpr::getFPExtend(unwrap<Constant>(ConstantVal),
    958                                         unwrap(ToType)));
    959 }
    960 
    961 LLVMValueRef LLVMConstUIToFP(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
    962   return wrap(ConstantExpr::getUIToFP(unwrap<Constant>(ConstantVal),
    963                                       unwrap(ToType)));
    964 }
    965 
    966 LLVMValueRef LLVMConstSIToFP(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
    967   return wrap(ConstantExpr::getSIToFP(unwrap<Constant>(ConstantVal),
    968                                       unwrap(ToType)));
    969 }
    970 
    971 LLVMValueRef LLVMConstFPToUI(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
    972   return wrap(ConstantExpr::getFPToUI(unwrap<Constant>(ConstantVal),
    973                                       unwrap(ToType)));
    974 }
    975 
    976 LLVMValueRef LLVMConstFPToSI(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
    977   return wrap(ConstantExpr::getFPToSI(unwrap<Constant>(ConstantVal),
    978                                       unwrap(ToType)));
    979 }
    980 
    981 LLVMValueRef LLVMConstPtrToInt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
    982   return wrap(ConstantExpr::getPtrToInt(unwrap<Constant>(ConstantVal),
    983                                         unwrap(ToType)));
    984 }
    985 
    986 LLVMValueRef LLVMConstIntToPtr(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
    987   return wrap(ConstantExpr::getIntToPtr(unwrap<Constant>(ConstantVal),
    988                                         unwrap(ToType)));
    989 }
    990 
    991 LLVMValueRef LLVMConstBitCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
    992   return wrap(ConstantExpr::getBitCast(unwrap<Constant>(ConstantVal),
    993                                        unwrap(ToType)));
    994 }
    995 
    996 LLVMValueRef LLVMConstZExtOrBitCast(LLVMValueRef ConstantVal,
    997                                     LLVMTypeRef ToType) {
    998   return wrap(ConstantExpr::getZExtOrBitCast(unwrap<Constant>(ConstantVal),
    999                                              unwrap(ToType)));
   1000 }
   1001 
   1002 LLVMValueRef LLVMConstSExtOrBitCast(LLVMValueRef ConstantVal,
   1003                                     LLVMTypeRef ToType) {
   1004   return wrap(ConstantExpr::getSExtOrBitCast(unwrap<Constant>(ConstantVal),
   1005                                              unwrap(ToType)));
   1006 }
   1007 
   1008 LLVMValueRef LLVMConstTruncOrBitCast(LLVMValueRef ConstantVal,
   1009                                      LLVMTypeRef ToType) {
   1010   return wrap(ConstantExpr::getTruncOrBitCast(unwrap<Constant>(ConstantVal),
   1011                                               unwrap(ToType)));
   1012 }
   1013 
   1014 LLVMValueRef LLVMConstPointerCast(LLVMValueRef ConstantVal,
   1015                                   LLVMTypeRef ToType) {
   1016   return wrap(ConstantExpr::getPointerCast(unwrap<Constant>(ConstantVal),
   1017                                            unwrap(ToType)));
   1018 }
   1019 
   1020 LLVMValueRef LLVMConstIntCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType,
   1021                               LLVMBool isSigned) {
   1022   return wrap(ConstantExpr::getIntegerCast(unwrap<Constant>(ConstantVal),
   1023                                            unwrap(ToType), isSigned));
   1024 }
   1025 
   1026 LLVMValueRef LLVMConstFPCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
   1027   return wrap(ConstantExpr::getFPCast(unwrap<Constant>(ConstantVal),
   1028                                       unwrap(ToType)));
   1029 }
   1030 
   1031 LLVMValueRef LLVMConstSelect(LLVMValueRef ConstantCondition,
   1032                              LLVMValueRef ConstantIfTrue,
   1033                              LLVMValueRef ConstantIfFalse) {
   1034   return wrap(ConstantExpr::getSelect(unwrap<Constant>(ConstantCondition),
   1035                                       unwrap<Constant>(ConstantIfTrue),
   1036                                       unwrap<Constant>(ConstantIfFalse)));
   1037 }
   1038 
   1039 LLVMValueRef LLVMConstExtractElement(LLVMValueRef VectorConstant,
   1040                                      LLVMValueRef IndexConstant) {
   1041   return wrap(ConstantExpr::getExtractElement(unwrap<Constant>(VectorConstant),
   1042                                               unwrap<Constant>(IndexConstant)));
   1043 }
   1044 
   1045 LLVMValueRef LLVMConstInsertElement(LLVMValueRef VectorConstant,
   1046                                     LLVMValueRef ElementValueConstant,
   1047                                     LLVMValueRef IndexConstant) {
   1048   return wrap(ConstantExpr::getInsertElement(unwrap<Constant>(VectorConstant),
   1049                                          unwrap<Constant>(ElementValueConstant),
   1050                                              unwrap<Constant>(IndexConstant)));
   1051 }
   1052 
   1053 LLVMValueRef LLVMConstShuffleVector(LLVMValueRef VectorAConstant,
   1054                                     LLVMValueRef VectorBConstant,
   1055                                     LLVMValueRef MaskConstant) {
   1056   return wrap(ConstantExpr::getShuffleVector(unwrap<Constant>(VectorAConstant),
   1057                                              unwrap<Constant>(VectorBConstant),
   1058                                              unwrap<Constant>(MaskConstant)));
   1059 }
   1060 
   1061 LLVMValueRef LLVMConstExtractValue(LLVMValueRef AggConstant, unsigned *IdxList,
   1062                                    unsigned NumIdx) {
   1063   return wrap(ConstantExpr::getExtractValue(unwrap<Constant>(AggConstant),
   1064                                             makeArrayRef(IdxList, NumIdx)));
   1065 }
   1066 
   1067 LLVMValueRef LLVMConstInsertValue(LLVMValueRef AggConstant,
   1068                                   LLVMValueRef ElementValueConstant,
   1069                                   unsigned *IdxList, unsigned NumIdx) {
   1070   return wrap(ConstantExpr::getInsertValue(unwrap<Constant>(AggConstant),
   1071                                          unwrap<Constant>(ElementValueConstant),
   1072                                            makeArrayRef(IdxList, NumIdx)));
   1073 }
   1074 
   1075 LLVMValueRef LLVMConstInlineAsm(LLVMTypeRef Ty, const char *AsmString,
   1076                                 const char *Constraints,
   1077                                 LLVMBool HasSideEffects,
   1078                                 LLVMBool IsAlignStack) {
   1079   return wrap(InlineAsm::get(dyn_cast<FunctionType>(unwrap(Ty)), AsmString,
   1080                              Constraints, HasSideEffects, IsAlignStack));
   1081 }
   1082 
   1083 LLVMValueRef LLVMBlockAddress(LLVMValueRef F, LLVMBasicBlockRef BB) {
   1084   return wrap(BlockAddress::get(unwrap<Function>(F), unwrap(BB)));
   1085 }
   1086 
   1087 /*--.. Operations on global variables, functions, and aliases (globals) ....--*/
   1088 
   1089 LLVMModuleRef LLVMGetGlobalParent(LLVMValueRef Global) {
   1090   return wrap(unwrap<GlobalValue>(Global)->getParent());
   1091 }
   1092 
   1093 LLVMBool LLVMIsDeclaration(LLVMValueRef Global) {
   1094   return unwrap<GlobalValue>(Global)->isDeclaration();
   1095 }
   1096 
   1097 LLVMLinkage LLVMGetLinkage(LLVMValueRef Global) {
   1098   switch (unwrap<GlobalValue>(Global)->getLinkage()) {
   1099   case GlobalValue::ExternalLinkage:
   1100     return LLVMExternalLinkage;
   1101   case GlobalValue::AvailableExternallyLinkage:
   1102     return LLVMAvailableExternallyLinkage;
   1103   case GlobalValue::LinkOnceAnyLinkage:
   1104     return LLVMLinkOnceAnyLinkage;
   1105   case GlobalValue::LinkOnceODRLinkage:
   1106     return LLVMLinkOnceODRLinkage;
   1107   case GlobalValue::LinkOnceODRAutoHideLinkage:
   1108     return LLVMLinkOnceODRAutoHideLinkage;
   1109   case GlobalValue::WeakAnyLinkage:
   1110     return LLVMWeakAnyLinkage;
   1111   case GlobalValue::WeakODRLinkage:
   1112     return LLVMWeakODRLinkage;
   1113   case GlobalValue::AppendingLinkage:
   1114     return LLVMAppendingLinkage;
   1115   case GlobalValue::InternalLinkage:
   1116     return LLVMInternalLinkage;
   1117   case GlobalValue::PrivateLinkage:
   1118     return LLVMPrivateLinkage;
   1119   case GlobalValue::LinkerPrivateLinkage:
   1120     return LLVMLinkerPrivateLinkage;
   1121   case GlobalValue::LinkerPrivateWeakLinkage:
   1122     return LLVMLinkerPrivateWeakLinkage;
   1123   case GlobalValue::DLLImportLinkage:
   1124     return LLVMDLLImportLinkage;
   1125   case GlobalValue::DLLExportLinkage:
   1126     return LLVMDLLExportLinkage;
   1127   case GlobalValue::ExternalWeakLinkage:
   1128     return LLVMExternalWeakLinkage;
   1129   case GlobalValue::CommonLinkage:
   1130     return LLVMCommonLinkage;
   1131   }
   1132 
   1133   llvm_unreachable("Invalid GlobalValue linkage!");
   1134 }
   1135 
   1136 void LLVMSetLinkage(LLVMValueRef Global, LLVMLinkage Linkage) {
   1137   GlobalValue *GV = unwrap<GlobalValue>(Global);
   1138 
   1139   switch (Linkage) {
   1140   case LLVMExternalLinkage:
   1141     GV->setLinkage(GlobalValue::ExternalLinkage);
   1142     break;
   1143   case LLVMAvailableExternallyLinkage:
   1144     GV->setLinkage(GlobalValue::AvailableExternallyLinkage);
   1145     break;
   1146   case LLVMLinkOnceAnyLinkage:
   1147     GV->setLinkage(GlobalValue::LinkOnceAnyLinkage);
   1148     break;
   1149   case LLVMLinkOnceODRLinkage:
   1150     GV->setLinkage(GlobalValue::LinkOnceODRLinkage);
   1151     break;
   1152   case LLVMLinkOnceODRAutoHideLinkage:
   1153     GV->setLinkage(GlobalValue::LinkOnceODRAutoHideLinkage);
   1154     break;
   1155   case LLVMWeakAnyLinkage:
   1156     GV->setLinkage(GlobalValue::WeakAnyLinkage);
   1157     break;
   1158   case LLVMWeakODRLinkage:
   1159     GV->setLinkage(GlobalValue::WeakODRLinkage);
   1160     break;
   1161   case LLVMAppendingLinkage:
   1162     GV->setLinkage(GlobalValue::AppendingLinkage);
   1163     break;
   1164   case LLVMInternalLinkage:
   1165     GV->setLinkage(GlobalValue::InternalLinkage);
   1166     break;
   1167   case LLVMPrivateLinkage:
   1168     GV->setLinkage(GlobalValue::PrivateLinkage);
   1169     break;
   1170   case LLVMLinkerPrivateLinkage:
   1171     GV->setLinkage(GlobalValue::LinkerPrivateLinkage);
   1172     break;
   1173   case LLVMLinkerPrivateWeakLinkage:
   1174     GV->setLinkage(GlobalValue::LinkerPrivateWeakLinkage);
   1175     break;
   1176   case LLVMDLLImportLinkage:
   1177     GV->setLinkage(GlobalValue::DLLImportLinkage);
   1178     break;
   1179   case LLVMDLLExportLinkage:
   1180     GV->setLinkage(GlobalValue::DLLExportLinkage);
   1181     break;
   1182   case LLVMExternalWeakLinkage:
   1183     GV->setLinkage(GlobalValue::ExternalWeakLinkage);
   1184     break;
   1185   case LLVMGhostLinkage:
   1186     DEBUG(errs()
   1187           << "LLVMSetLinkage(): LLVMGhostLinkage is no longer supported.");
   1188     break;
   1189   case LLVMCommonLinkage:
   1190     GV->setLinkage(GlobalValue::CommonLinkage);
   1191     break;
   1192   }
   1193 }
   1194 
   1195 const char *LLVMGetSection(LLVMValueRef Global) {
   1196   return unwrap<GlobalValue>(Global)->getSection().c_str();
   1197 }
   1198 
   1199 void LLVMSetSection(LLVMValueRef Global, const char *Section) {
   1200   unwrap<GlobalValue>(Global)->setSection(Section);
   1201 }
   1202 
   1203 LLVMVisibility LLVMGetVisibility(LLVMValueRef Global) {
   1204   return static_cast<LLVMVisibility>(
   1205     unwrap<GlobalValue>(Global)->getVisibility());
   1206 }
   1207 
   1208 void LLVMSetVisibility(LLVMValueRef Global, LLVMVisibility Viz) {
   1209   unwrap<GlobalValue>(Global)
   1210     ->setVisibility(static_cast<GlobalValue::VisibilityTypes>(Viz));
   1211 }
   1212 
   1213 unsigned LLVMGetAlignment(LLVMValueRef Global) {
   1214   return unwrap<GlobalValue>(Global)->getAlignment();
   1215 }
   1216 
   1217 void LLVMSetAlignment(LLVMValueRef Global, unsigned Bytes) {
   1218   unwrap<GlobalValue>(Global)->setAlignment(Bytes);
   1219 }
   1220 
   1221 /*--.. Operations on global variables ......................................--*/
   1222 
   1223 LLVMValueRef LLVMAddGlobal(LLVMModuleRef M, LLVMTypeRef Ty, const char *Name) {
   1224   return wrap(new GlobalVariable(*unwrap(M), unwrap(Ty), false,
   1225                                  GlobalValue::ExternalLinkage, 0, Name));
   1226 }
   1227 
   1228 LLVMValueRef LLVMAddGlobalInAddressSpace(LLVMModuleRef M, LLVMTypeRef Ty,
   1229                                          const char *Name,
   1230                                          unsigned AddressSpace) {
   1231   return wrap(new GlobalVariable(*unwrap(M), unwrap(Ty), false,
   1232                                  GlobalValue::ExternalLinkage, 0, Name, 0,
   1233                                  GlobalVariable::NotThreadLocal, AddressSpace));
   1234 }
   1235 
   1236 LLVMValueRef LLVMGetNamedGlobal(LLVMModuleRef M, const char *Name) {
   1237   return wrap(unwrap(M)->getNamedGlobal(Name));
   1238 }
   1239 
   1240 LLVMValueRef LLVMGetFirstGlobal(LLVMModuleRef M) {
   1241   Module *Mod = unwrap(M);
   1242   Module::global_iterator I = Mod->global_begin();
   1243   if (I == Mod->global_end())
   1244     return 0;
   1245   return wrap(I);
   1246 }
   1247 
   1248 LLVMValueRef LLVMGetLastGlobal(LLVMModuleRef M) {
   1249   Module *Mod = unwrap(M);
   1250   Module::global_iterator I = Mod->global_end();
   1251   if (I == Mod->global_begin())
   1252     return 0;
   1253   return wrap(--I);
   1254 }
   1255 
   1256 LLVMValueRef LLVMGetNextGlobal(LLVMValueRef GlobalVar) {
   1257   GlobalVariable *GV = unwrap<GlobalVariable>(GlobalVar);
   1258   Module::global_iterator I = GV;
   1259   if (++I == GV->getParent()->global_end())
   1260     return 0;
   1261   return wrap(I);
   1262 }
   1263 
   1264 LLVMValueRef LLVMGetPreviousGlobal(LLVMValueRef GlobalVar) {
   1265   GlobalVariable *GV = unwrap<GlobalVariable>(GlobalVar);
   1266   Module::global_iterator I = GV;
   1267   if (I == GV->getParent()->global_begin())
   1268     return 0;
   1269   return wrap(--I);
   1270 }
   1271 
   1272 void LLVMDeleteGlobal(LLVMValueRef GlobalVar) {
   1273   unwrap<GlobalVariable>(GlobalVar)->eraseFromParent();
   1274 }
   1275 
   1276 LLVMValueRef LLVMGetInitializer(LLVMValueRef GlobalVar) {
   1277   GlobalVariable* GV = unwrap<GlobalVariable>(GlobalVar);
   1278   if ( !GV->hasInitializer() )
   1279     return 0;
   1280   return wrap(GV->getInitializer());
   1281 }
   1282 
   1283 void LLVMSetInitializer(LLVMValueRef GlobalVar, LLVMValueRef ConstantVal) {
   1284   unwrap<GlobalVariable>(GlobalVar)
   1285     ->setInitializer(unwrap<Constant>(ConstantVal));
   1286 }
   1287 
   1288 LLVMBool LLVMIsThreadLocal(LLVMValueRef GlobalVar) {
   1289   return unwrap<GlobalVariable>(GlobalVar)->isThreadLocal();
   1290 }
   1291 
   1292 void LLVMSetThreadLocal(LLVMValueRef GlobalVar, LLVMBool IsThreadLocal) {
   1293   unwrap<GlobalVariable>(GlobalVar)->setThreadLocal(IsThreadLocal != 0);
   1294 }
   1295 
   1296 LLVMBool LLVMIsGlobalConstant(LLVMValueRef GlobalVar) {
   1297   return unwrap<GlobalVariable>(GlobalVar)->isConstant();
   1298 }
   1299 
   1300 void LLVMSetGlobalConstant(LLVMValueRef GlobalVar, LLVMBool IsConstant) {
   1301   unwrap<GlobalVariable>(GlobalVar)->setConstant(IsConstant != 0);
   1302 }
   1303 
   1304 /*--.. Operations on aliases ......................................--*/
   1305 
   1306 LLVMValueRef LLVMAddAlias(LLVMModuleRef M, LLVMTypeRef Ty, LLVMValueRef Aliasee,
   1307                           const char *Name) {
   1308   return wrap(new GlobalAlias(unwrap(Ty), GlobalValue::ExternalLinkage, Name,
   1309                               unwrap<Constant>(Aliasee), unwrap (M)));
   1310 }
   1311 
   1312 /*--.. Operations on functions .............................................--*/
   1313 
   1314 LLVMValueRef LLVMAddFunction(LLVMModuleRef M, const char *Name,
   1315                              LLVMTypeRef FunctionTy) {
   1316   return wrap(Function::Create(unwrap<FunctionType>(FunctionTy),
   1317                                GlobalValue::ExternalLinkage, Name, unwrap(M)));
   1318 }
   1319 
   1320 LLVMValueRef LLVMGetNamedFunction(LLVMModuleRef M, const char *Name) {
   1321   return wrap(unwrap(M)->getFunction(Name));
   1322 }
   1323 
   1324 LLVMValueRef LLVMGetFirstFunction(LLVMModuleRef M) {
   1325   Module *Mod = unwrap(M);
   1326   Module::iterator I = Mod->begin();
   1327   if (I == Mod->end())
   1328     return 0;
   1329   return wrap(I);
   1330 }
   1331 
   1332 LLVMValueRef LLVMGetLastFunction(LLVMModuleRef M) {
   1333   Module *Mod = unwrap(M);
   1334   Module::iterator I = Mod->end();
   1335   if (I == Mod->begin())
   1336     return 0;
   1337   return wrap(--I);
   1338 }
   1339 
   1340 LLVMValueRef LLVMGetNextFunction(LLVMValueRef Fn) {
   1341   Function *Func = unwrap<Function>(Fn);
   1342   Module::iterator I = Func;
   1343   if (++I == Func->getParent()->end())
   1344     return 0;
   1345   return wrap(I);
   1346 }
   1347 
   1348 LLVMValueRef LLVMGetPreviousFunction(LLVMValueRef Fn) {
   1349   Function *Func = unwrap<Function>(Fn);
   1350   Module::iterator I = Func;
   1351   if (I == Func->getParent()->begin())
   1352     return 0;
   1353   return wrap(--I);
   1354 }
   1355 
   1356 void LLVMDeleteFunction(LLVMValueRef Fn) {
   1357   unwrap<Function>(Fn)->eraseFromParent();
   1358 }
   1359 
   1360 unsigned LLVMGetIntrinsicID(LLVMValueRef Fn) {
   1361   if (Function *F = dyn_cast<Function>(unwrap(Fn)))
   1362     return F->getIntrinsicID();
   1363   return 0;
   1364 }
   1365 
   1366 unsigned LLVMGetFunctionCallConv(LLVMValueRef Fn) {
   1367   return unwrap<Function>(Fn)->getCallingConv();
   1368 }
   1369 
   1370 void LLVMSetFunctionCallConv(LLVMValueRef Fn, unsigned CC) {
   1371   return unwrap<Function>(Fn)->setCallingConv(
   1372     static_cast<CallingConv::ID>(CC));
   1373 }
   1374 
   1375 const char *LLVMGetGC(LLVMValueRef Fn) {
   1376   Function *F = unwrap<Function>(Fn);
   1377   return F->hasGC()? F->getGC() : 0;
   1378 }
   1379 
   1380 void LLVMSetGC(LLVMValueRef Fn, const char *GC) {
   1381   Function *F = unwrap<Function>(Fn);
   1382   if (GC)
   1383     F->setGC(GC);
   1384   else
   1385     F->clearGC();
   1386 }
   1387 
   1388 void LLVMAddFunctionAttr(LLVMValueRef Fn, LLVMAttribute PA) {
   1389   Function *Func = unwrap<Function>(Fn);
   1390   const AttributeSet PAL = Func->getAttributes();
   1391   AttrBuilder B(PA);
   1392   const AttributeSet PALnew =
   1393     PAL.addAttributes(Func->getContext(), AttributeSet::FunctionIndex,
   1394                       AttributeSet::get(Func->getContext(),
   1395                                         AttributeSet::FunctionIndex, B));
   1396   Func->setAttributes(PALnew);
   1397 }
   1398 
   1399 void LLVMRemoveFunctionAttr(LLVMValueRef Fn, LLVMAttribute PA) {
   1400   Function *Func = unwrap<Function>(Fn);
   1401   const AttributeSet PAL = Func->getAttributes();
   1402   AttrBuilder B(PA);
   1403   const AttributeSet PALnew =
   1404     PAL.removeAttributes(Func->getContext(), AttributeSet::FunctionIndex,
   1405                          AttributeSet::get(Func->getContext(),
   1406                                            AttributeSet::FunctionIndex, B));
   1407   Func->setAttributes(PALnew);
   1408 }
   1409 
   1410 LLVMAttribute LLVMGetFunctionAttr(LLVMValueRef Fn) {
   1411   Function *Func = unwrap<Function>(Fn);
   1412   const AttributeSet PAL = Func->getAttributes();
   1413   return (LLVMAttribute)PAL.Raw(AttributeSet::FunctionIndex);
   1414 }
   1415 
   1416 /*--.. Operations on parameters ............................................--*/
   1417 
   1418 unsigned LLVMCountParams(LLVMValueRef FnRef) {
   1419   // This function is strictly redundant to
   1420   //   LLVMCountParamTypes(LLVMGetElementType(LLVMTypeOf(FnRef)))
   1421   return unwrap<Function>(FnRef)->arg_size();
   1422 }
   1423 
   1424 void LLVMGetParams(LLVMValueRef FnRef, LLVMValueRef *ParamRefs) {
   1425   Function *Fn = unwrap<Function>(FnRef);
   1426   for (Function::arg_iterator I = Fn->arg_begin(),
   1427                               E = Fn->arg_end(); I != E; I++)
   1428     *ParamRefs++ = wrap(I);
   1429 }
   1430 
   1431 LLVMValueRef LLVMGetParam(LLVMValueRef FnRef, unsigned index) {
   1432   Function::arg_iterator AI = unwrap<Function>(FnRef)->arg_begin();
   1433   while (index --> 0)
   1434     AI++;
   1435   return wrap(AI);
   1436 }
   1437 
   1438 LLVMValueRef LLVMGetParamParent(LLVMValueRef V) {
   1439   return wrap(unwrap<Argument>(V)->getParent());
   1440 }
   1441 
   1442 LLVMValueRef LLVMGetFirstParam(LLVMValueRef Fn) {
   1443   Function *Func = unwrap<Function>(Fn);
   1444   Function::arg_iterator I = Func->arg_begin();
   1445   if (I == Func->arg_end())
   1446     return 0;
   1447   return wrap(I);
   1448 }
   1449 
   1450 LLVMValueRef LLVMGetLastParam(LLVMValueRef Fn) {
   1451   Function *Func = unwrap<Function>(Fn);
   1452   Function::arg_iterator I = Func->arg_end();
   1453   if (I == Func->arg_begin())
   1454     return 0;
   1455   return wrap(--I);
   1456 }
   1457 
   1458 LLVMValueRef LLVMGetNextParam(LLVMValueRef Arg) {
   1459   Argument *A = unwrap<Argument>(Arg);
   1460   Function::arg_iterator I = A;
   1461   if (++I == A->getParent()->arg_end())
   1462     return 0;
   1463   return wrap(I);
   1464 }
   1465 
   1466 LLVMValueRef LLVMGetPreviousParam(LLVMValueRef Arg) {
   1467   Argument *A = unwrap<Argument>(Arg);
   1468   Function::arg_iterator I = A;
   1469   if (I == A->getParent()->arg_begin())
   1470     return 0;
   1471   return wrap(--I);
   1472 }
   1473 
   1474 void LLVMAddAttribute(LLVMValueRef Arg, LLVMAttribute PA) {
   1475   Argument *A = unwrap<Argument>(Arg);
   1476   AttrBuilder B(PA);
   1477   A->addAttr(AttributeSet::get(A->getContext(), A->getArgNo() + 1,  B));
   1478 }
   1479 
   1480 void LLVMRemoveAttribute(LLVMValueRef Arg, LLVMAttribute PA) {
   1481   Argument *A = unwrap<Argument>(Arg);
   1482   AttrBuilder B(PA);
   1483   A->removeAttr(AttributeSet::get(A->getContext(), A->getArgNo() + 1,  B));
   1484 }
   1485 
   1486 LLVMAttribute LLVMGetAttribute(LLVMValueRef Arg) {
   1487   Argument *A = unwrap<Argument>(Arg);
   1488   return (LLVMAttribute)A->getParent()->getAttributes().
   1489     Raw(A->getArgNo()+1);
   1490 }
   1491 
   1492 
   1493 void LLVMSetParamAlignment(LLVMValueRef Arg, unsigned align) {
   1494   Argument *A = unwrap<Argument>(Arg);
   1495   AttrBuilder B;
   1496   B.addAlignmentAttr(align);
   1497   A->addAttr(AttributeSet::get(A->getContext(),A->getArgNo() + 1, B));
   1498 }
   1499 
   1500 /*--.. Operations on basic blocks ..........................................--*/
   1501 
   1502 LLVMValueRef LLVMBasicBlockAsValue(LLVMBasicBlockRef BB) {
   1503   return wrap(static_cast<Value*>(unwrap(BB)));
   1504 }
   1505 
   1506 LLVMBool LLVMValueIsBasicBlock(LLVMValueRef Val) {
   1507   return isa<BasicBlock>(unwrap(Val));
   1508 }
   1509 
   1510 LLVMBasicBlockRef LLVMValueAsBasicBlock(LLVMValueRef Val) {
   1511   return wrap(unwrap<BasicBlock>(Val));
   1512 }
   1513 
   1514 LLVMValueRef LLVMGetBasicBlockParent(LLVMBasicBlockRef BB) {
   1515   return wrap(unwrap(BB)->getParent());
   1516 }
   1517 
   1518 LLVMValueRef LLVMGetBasicBlockTerminator(LLVMBasicBlockRef BB) {
   1519   return wrap(unwrap(BB)->getTerminator());
   1520 }
   1521 
   1522 unsigned LLVMCountBasicBlocks(LLVMValueRef FnRef) {
   1523   return unwrap<Function>(FnRef)->size();
   1524 }
   1525 
   1526 void LLVMGetBasicBlocks(LLVMValueRef FnRef, LLVMBasicBlockRef *BasicBlocksRefs){
   1527   Function *Fn = unwrap<Function>(FnRef);
   1528   for (Function::iterator I = Fn->begin(), E = Fn->end(); I != E; I++)
   1529     *BasicBlocksRefs++ = wrap(I);
   1530 }
   1531 
   1532 LLVMBasicBlockRef LLVMGetEntryBasicBlock(LLVMValueRef Fn) {
   1533   return wrap(&unwrap<Function>(Fn)->getEntryBlock());
   1534 }
   1535 
   1536 LLVMBasicBlockRef LLVMGetFirstBasicBlock(LLVMValueRef Fn) {
   1537   Function *Func = unwrap<Function>(Fn);
   1538   Function::iterator I = Func->begin();
   1539   if (I == Func->end())
   1540     return 0;
   1541   return wrap(I);
   1542 }
   1543 
   1544 LLVMBasicBlockRef LLVMGetLastBasicBlock(LLVMValueRef Fn) {
   1545   Function *Func = unwrap<Function>(Fn);
   1546   Function::iterator I = Func->end();
   1547   if (I == Func->begin())
   1548     return 0;
   1549   return wrap(--I);
   1550 }
   1551 
   1552 LLVMBasicBlockRef LLVMGetNextBasicBlock(LLVMBasicBlockRef BB) {
   1553   BasicBlock *Block = unwrap(BB);
   1554   Function::iterator I = Block;
   1555   if (++I == Block->getParent()->end())
   1556     return 0;
   1557   return wrap(I);
   1558 }
   1559 
   1560 LLVMBasicBlockRef LLVMGetPreviousBasicBlock(LLVMBasicBlockRef BB) {
   1561   BasicBlock *Block = unwrap(BB);
   1562   Function::iterator I = Block;
   1563   if (I == Block->getParent()->begin())
   1564     return 0;
   1565   return wrap(--I);
   1566 }
   1567 
   1568 LLVMBasicBlockRef LLVMAppendBasicBlockInContext(LLVMContextRef C,
   1569                                                 LLVMValueRef FnRef,
   1570                                                 const char *Name) {
   1571   return wrap(BasicBlock::Create(*unwrap(C), Name, unwrap<Function>(FnRef)));
   1572 }
   1573 
   1574 LLVMBasicBlockRef LLVMAppendBasicBlock(LLVMValueRef FnRef, const char *Name) {
   1575   return LLVMAppendBasicBlockInContext(LLVMGetGlobalContext(), FnRef, Name);
   1576 }
   1577 
   1578 LLVMBasicBlockRef LLVMInsertBasicBlockInContext(LLVMContextRef C,
   1579                                                 LLVMBasicBlockRef BBRef,
   1580                                                 const char *Name) {
   1581   BasicBlock *BB = unwrap(BBRef);
   1582   return wrap(BasicBlock::Create(*unwrap(C), Name, BB->getParent(), BB));
   1583 }
   1584 
   1585 LLVMBasicBlockRef LLVMInsertBasicBlock(LLVMBasicBlockRef BBRef,
   1586                                        const char *Name) {
   1587   return LLVMInsertBasicBlockInContext(LLVMGetGlobalContext(), BBRef, Name);
   1588 }
   1589 
   1590 void LLVMDeleteBasicBlock(LLVMBasicBlockRef BBRef) {
   1591   unwrap(BBRef)->eraseFromParent();
   1592 }
   1593 
   1594 void LLVMRemoveBasicBlockFromParent(LLVMBasicBlockRef BBRef) {
   1595   unwrap(BBRef)->removeFromParent();
   1596 }
   1597 
   1598 void LLVMMoveBasicBlockBefore(LLVMBasicBlockRef BB, LLVMBasicBlockRef MovePos) {
   1599   unwrap(BB)->moveBefore(unwrap(MovePos));
   1600 }
   1601 
   1602 void LLVMMoveBasicBlockAfter(LLVMBasicBlockRef BB, LLVMBasicBlockRef MovePos) {
   1603   unwrap(BB)->moveAfter(unwrap(MovePos));
   1604 }
   1605 
   1606 /*--.. Operations on instructions ..........................................--*/
   1607 
   1608 LLVMBasicBlockRef LLVMGetInstructionParent(LLVMValueRef Inst) {
   1609   return wrap(unwrap<Instruction>(Inst)->getParent());
   1610 }
   1611 
   1612 LLVMValueRef LLVMGetFirstInstruction(LLVMBasicBlockRef BB) {
   1613   BasicBlock *Block = unwrap(BB);
   1614   BasicBlock::iterator I = Block->begin();
   1615   if (I == Block->end())
   1616     return 0;
   1617   return wrap(I);
   1618 }
   1619 
   1620 LLVMValueRef LLVMGetLastInstruction(LLVMBasicBlockRef BB) {
   1621   BasicBlock *Block = unwrap(BB);
   1622   BasicBlock::iterator I = Block->end();
   1623   if (I == Block->begin())
   1624     return 0;
   1625   return wrap(--I);
   1626 }
   1627 
   1628 LLVMValueRef LLVMGetNextInstruction(LLVMValueRef Inst) {
   1629   Instruction *Instr = unwrap<Instruction>(Inst);
   1630   BasicBlock::iterator I = Instr;
   1631   if (++I == Instr->getParent()->end())
   1632     return 0;
   1633   return wrap(I);
   1634 }
   1635 
   1636 LLVMValueRef LLVMGetPreviousInstruction(LLVMValueRef Inst) {
   1637   Instruction *Instr = unwrap<Instruction>(Inst);
   1638   BasicBlock::iterator I = Instr;
   1639   if (I == Instr->getParent()->begin())
   1640     return 0;
   1641   return wrap(--I);
   1642 }
   1643 
   1644 void LLVMInstructionEraseFromParent(LLVMValueRef Inst) {
   1645   unwrap<Instruction>(Inst)->eraseFromParent();
   1646 }
   1647 
   1648 LLVMIntPredicate LLVMGetICmpPredicate(LLVMValueRef Inst) {
   1649   if (ICmpInst *I = dyn_cast<ICmpInst>(unwrap(Inst)))
   1650     return (LLVMIntPredicate)I->getPredicate();
   1651   if (ConstantExpr *CE = dyn_cast<ConstantExpr>(unwrap(Inst)))
   1652     if (CE->getOpcode() == Instruction::ICmp)
   1653       return (LLVMIntPredicate)CE->getPredicate();
   1654   return (LLVMIntPredicate)0;
   1655 }
   1656 
   1657 LLVMOpcode LLVMGetInstructionOpcode(LLVMValueRef Inst) {
   1658   if (Instruction *C = dyn_cast<Instruction>(unwrap(Inst)))
   1659     return map_to_llvmopcode(C->getOpcode());
   1660   return (LLVMOpcode)0;
   1661 }
   1662 
   1663 /*--.. Call and invoke instructions ........................................--*/
   1664 
   1665 unsigned LLVMGetInstructionCallConv(LLVMValueRef Instr) {
   1666   Value *V = unwrap(Instr);
   1667   if (CallInst *CI = dyn_cast<CallInst>(V))
   1668     return CI->getCallingConv();
   1669   if (InvokeInst *II = dyn_cast<InvokeInst>(V))
   1670     return II->getCallingConv();
   1671   llvm_unreachable("LLVMGetInstructionCallConv applies only to call and invoke!");
   1672 }
   1673 
   1674 void LLVMSetInstructionCallConv(LLVMValueRef Instr, unsigned CC) {
   1675   Value *V = unwrap(Instr);
   1676   if (CallInst *CI = dyn_cast<CallInst>(V))
   1677     return CI->setCallingConv(static_cast<CallingConv::ID>(CC));
   1678   else if (InvokeInst *II = dyn_cast<InvokeInst>(V))
   1679     return II->setCallingConv(static_cast<CallingConv::ID>(CC));
   1680   llvm_unreachable("LLVMSetInstructionCallConv applies only to call and invoke!");
   1681 }
   1682 
   1683 void LLVMAddInstrAttribute(LLVMValueRef Instr, unsigned index,
   1684                            LLVMAttribute PA) {
   1685   CallSite Call = CallSite(unwrap<Instruction>(Instr));
   1686   AttrBuilder B(PA);
   1687   Call.setAttributes(
   1688     Call.getAttributes().addAttributes(Call->getContext(), index,
   1689                                        AttributeSet::get(Call->getContext(),
   1690                                                          index, B)));
   1691 }
   1692 
   1693 void LLVMRemoveInstrAttribute(LLVMValueRef Instr, unsigned index,
   1694                               LLVMAttribute PA) {
   1695   CallSite Call = CallSite(unwrap<Instruction>(Instr));
   1696   AttrBuilder B(PA);
   1697   Call.setAttributes(Call.getAttributes()
   1698                        .removeAttributes(Call->getContext(), index,
   1699                                          AttributeSet::get(Call->getContext(),
   1700                                                            index, B)));
   1701 }
   1702 
   1703 void LLVMSetInstrParamAlignment(LLVMValueRef Instr, unsigned index,
   1704                                 unsigned align) {
   1705   CallSite Call = CallSite(unwrap<Instruction>(Instr));
   1706   AttrBuilder B;
   1707   B.addAlignmentAttr(align);
   1708   Call.setAttributes(Call.getAttributes()
   1709                        .addAttributes(Call->getContext(), index,
   1710                                       AttributeSet::get(Call->getContext(),
   1711                                                         index, B)));
   1712 }
   1713 
   1714 /*--.. Operations on call instructions (only) ..............................--*/
   1715 
   1716 LLVMBool LLVMIsTailCall(LLVMValueRef Call) {
   1717   return unwrap<CallInst>(Call)->isTailCall();
   1718 }
   1719 
   1720 void LLVMSetTailCall(LLVMValueRef Call, LLVMBool isTailCall) {
   1721   unwrap<CallInst>(Call)->setTailCall(isTailCall);
   1722 }
   1723 
   1724 /*--.. Operations on switch instructions (only) ............................--*/
   1725 
   1726 LLVMBasicBlockRef LLVMGetSwitchDefaultDest(LLVMValueRef Switch) {
   1727   return wrap(unwrap<SwitchInst>(Switch)->getDefaultDest());
   1728 }
   1729 
   1730 /*--.. Operations on phi nodes .............................................--*/
   1731 
   1732 void LLVMAddIncoming(LLVMValueRef PhiNode, LLVMValueRef *IncomingValues,
   1733                      LLVMBasicBlockRef *IncomingBlocks, unsigned Count) {
   1734   PHINode *PhiVal = unwrap<PHINode>(PhiNode);
   1735   for (unsigned I = 0; I != Count; ++I)
   1736     PhiVal->addIncoming(unwrap(IncomingValues[I]), unwrap(IncomingBlocks[I]));
   1737 }
   1738 
   1739 unsigned LLVMCountIncoming(LLVMValueRef PhiNode) {
   1740   return unwrap<PHINode>(PhiNode)->getNumIncomingValues();
   1741 }
   1742 
   1743 LLVMValueRef LLVMGetIncomingValue(LLVMValueRef PhiNode, unsigned Index) {
   1744   return wrap(unwrap<PHINode>(PhiNode)->getIncomingValue(Index));
   1745 }
   1746 
   1747 LLVMBasicBlockRef LLVMGetIncomingBlock(LLVMValueRef PhiNode, unsigned Index) {
   1748   return wrap(unwrap<PHINode>(PhiNode)->getIncomingBlock(Index));
   1749 }
   1750 
   1751 
   1752 /*===-- Instruction builders ----------------------------------------------===*/
   1753 
   1754 LLVMBuilderRef LLVMCreateBuilderInContext(LLVMContextRef C) {
   1755   return wrap(new IRBuilder<>(*unwrap(C)));
   1756 }
   1757 
   1758 LLVMBuilderRef LLVMCreateBuilder(void) {
   1759   return LLVMCreateBuilderInContext(LLVMGetGlobalContext());
   1760 }
   1761 
   1762 void LLVMPositionBuilder(LLVMBuilderRef Builder, LLVMBasicBlockRef Block,
   1763                          LLVMValueRef Instr) {
   1764   BasicBlock *BB = unwrap(Block);
   1765   Instruction *I = Instr? unwrap<Instruction>(Instr) : (Instruction*) BB->end();
   1766   unwrap(Builder)->SetInsertPoint(BB, I);
   1767 }
   1768 
   1769 void LLVMPositionBuilderBefore(LLVMBuilderRef Builder, LLVMValueRef Instr) {
   1770   Instruction *I = unwrap<Instruction>(Instr);
   1771   unwrap(Builder)->SetInsertPoint(I->getParent(), I);
   1772 }
   1773 
   1774 void LLVMPositionBuilderAtEnd(LLVMBuilderRef Builder, LLVMBasicBlockRef Block) {
   1775   BasicBlock *BB = unwrap(Block);
   1776   unwrap(Builder)->SetInsertPoint(BB);
   1777 }
   1778 
   1779 LLVMBasicBlockRef LLVMGetInsertBlock(LLVMBuilderRef Builder) {
   1780    return wrap(unwrap(Builder)->GetInsertBlock());
   1781 }
   1782 
   1783 void LLVMClearInsertionPosition(LLVMBuilderRef Builder) {
   1784   unwrap(Builder)->ClearInsertionPoint();
   1785 }
   1786 
   1787 void LLVMInsertIntoBuilder(LLVMBuilderRef Builder, LLVMValueRef Instr) {
   1788   unwrap(Builder)->Insert(unwrap<Instruction>(Instr));
   1789 }
   1790 
   1791 void LLVMInsertIntoBuilderWithName(LLVMBuilderRef Builder, LLVMValueRef Instr,
   1792                                    const char *Name) {
   1793   unwrap(Builder)->Insert(unwrap<Instruction>(Instr), Name);
   1794 }
   1795 
   1796 void LLVMDisposeBuilder(LLVMBuilderRef Builder) {
   1797   delete unwrap(Builder);
   1798 }
   1799 
   1800 /*--.. Metadata builders ...................................................--*/
   1801 
   1802 void LLVMSetCurrentDebugLocation(LLVMBuilderRef Builder, LLVMValueRef L) {
   1803   MDNode *Loc = L ? unwrap<MDNode>(L) : NULL;
   1804   unwrap(Builder)->SetCurrentDebugLocation(DebugLoc::getFromDILocation(Loc));
   1805 }
   1806 
   1807 LLVMValueRef LLVMGetCurrentDebugLocation(LLVMBuilderRef Builder) {
   1808   return wrap(unwrap(Builder)->getCurrentDebugLocation()
   1809               .getAsMDNode(unwrap(Builder)->getContext()));
   1810 }
   1811 
   1812 void LLVMSetInstDebugLocation(LLVMBuilderRef Builder, LLVMValueRef Inst) {
   1813   unwrap(Builder)->SetInstDebugLocation(unwrap<Instruction>(Inst));
   1814 }
   1815 
   1816 
   1817 /*--.. Instruction builders ................................................--*/
   1818 
   1819 LLVMValueRef LLVMBuildRetVoid(LLVMBuilderRef B) {
   1820   return wrap(unwrap(B)->CreateRetVoid());
   1821 }
   1822 
   1823 LLVMValueRef LLVMBuildRet(LLVMBuilderRef B, LLVMValueRef V) {
   1824   return wrap(unwrap(B)->CreateRet(unwrap(V)));
   1825 }
   1826 
   1827 LLVMValueRef LLVMBuildAggregateRet(LLVMBuilderRef B, LLVMValueRef *RetVals,
   1828                                    unsigned N) {
   1829   return wrap(unwrap(B)->CreateAggregateRet(unwrap(RetVals), N));
   1830 }
   1831 
   1832 LLVMValueRef LLVMBuildBr(LLVMBuilderRef B, LLVMBasicBlockRef Dest) {
   1833   return wrap(unwrap(B)->CreateBr(unwrap(Dest)));
   1834 }
   1835 
   1836 LLVMValueRef LLVMBuildCondBr(LLVMBuilderRef B, LLVMValueRef If,
   1837                              LLVMBasicBlockRef Then, LLVMBasicBlockRef Else) {
   1838   return wrap(unwrap(B)->CreateCondBr(unwrap(If), unwrap(Then), unwrap(Else)));
   1839 }
   1840 
   1841 LLVMValueRef LLVMBuildSwitch(LLVMBuilderRef B, LLVMValueRef V,
   1842                              LLVMBasicBlockRef Else, unsigned NumCases) {
   1843   return wrap(unwrap(B)->CreateSwitch(unwrap(V), unwrap(Else), NumCases));
   1844 }
   1845 
   1846 LLVMValueRef LLVMBuildIndirectBr(LLVMBuilderRef B, LLVMValueRef Addr,
   1847                                  unsigned NumDests) {
   1848   return wrap(unwrap(B)->CreateIndirectBr(unwrap(Addr), NumDests));
   1849 }
   1850 
   1851 LLVMValueRef LLVMBuildInvoke(LLVMBuilderRef B, LLVMValueRef Fn,
   1852                              LLVMValueRef *Args, unsigned NumArgs,
   1853                              LLVMBasicBlockRef Then, LLVMBasicBlockRef Catch,
   1854                              const char *Name) {
   1855   return wrap(unwrap(B)->CreateInvoke(unwrap(Fn), unwrap(Then), unwrap(Catch),
   1856                                       makeArrayRef(unwrap(Args), NumArgs),
   1857                                       Name));
   1858 }
   1859 
   1860 LLVMValueRef LLVMBuildLandingPad(LLVMBuilderRef B, LLVMTypeRef Ty,
   1861                                  LLVMValueRef PersFn, unsigned NumClauses,
   1862                                  const char *Name) {
   1863   return wrap(unwrap(B)->CreateLandingPad(unwrap(Ty),
   1864                                           cast<Function>(unwrap(PersFn)),
   1865                                           NumClauses, Name));
   1866 }
   1867 
   1868 LLVMValueRef LLVMBuildResume(LLVMBuilderRef B, LLVMValueRef Exn) {
   1869   return wrap(unwrap(B)->CreateResume(unwrap(Exn)));
   1870 }
   1871 
   1872 LLVMValueRef LLVMBuildUnreachable(LLVMBuilderRef B) {
   1873   return wrap(unwrap(B)->CreateUnreachable());
   1874 }
   1875 
   1876 void LLVMAddCase(LLVMValueRef Switch, LLVMValueRef OnVal,
   1877                  LLVMBasicBlockRef Dest) {
   1878   unwrap<SwitchInst>(Switch)->addCase(unwrap<ConstantInt>(OnVal), unwrap(Dest));
   1879 }
   1880 
   1881 void LLVMAddDestination(LLVMValueRef IndirectBr, LLVMBasicBlockRef Dest) {
   1882   unwrap<IndirectBrInst>(IndirectBr)->addDestination(unwrap(Dest));
   1883 }
   1884 
   1885 void LLVMAddClause(LLVMValueRef LandingPad, LLVMValueRef ClauseVal) {
   1886   unwrap<LandingPadInst>(LandingPad)->
   1887     addClause(cast<Constant>(unwrap(ClauseVal)));
   1888 }
   1889 
   1890 void LLVMSetCleanup(LLVMValueRef LandingPad, LLVMBool Val) {
   1891   unwrap<LandingPadInst>(LandingPad)->setCleanup(Val);
   1892 }
   1893 
   1894 /*--.. Arithmetic ..........................................................--*/
   1895 
   1896 LLVMValueRef LLVMBuildAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   1897                           const char *Name) {
   1898   return wrap(unwrap(B)->CreateAdd(unwrap(LHS), unwrap(RHS), Name));
   1899 }
   1900 
   1901 LLVMValueRef LLVMBuildNSWAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   1902                           const char *Name) {
   1903   return wrap(unwrap(B)->CreateNSWAdd(unwrap(LHS), unwrap(RHS), Name));
   1904 }
   1905 
   1906 LLVMValueRef LLVMBuildNUWAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   1907                           const char *Name) {
   1908   return wrap(unwrap(B)->CreateNUWAdd(unwrap(LHS), unwrap(RHS), Name));
   1909 }
   1910 
   1911 LLVMValueRef LLVMBuildFAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   1912                           const char *Name) {
   1913   return wrap(unwrap(B)->CreateFAdd(unwrap(LHS), unwrap(RHS), Name));
   1914 }
   1915 
   1916 LLVMValueRef LLVMBuildSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   1917                           const char *Name) {
   1918   return wrap(unwrap(B)->CreateSub(unwrap(LHS), unwrap(RHS), Name));
   1919 }
   1920 
   1921 LLVMValueRef LLVMBuildNSWSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   1922                           const char *Name) {
   1923   return wrap(unwrap(B)->CreateNSWSub(unwrap(LHS), unwrap(RHS), Name));
   1924 }
   1925 
   1926 LLVMValueRef LLVMBuildNUWSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   1927                           const char *Name) {
   1928   return wrap(unwrap(B)->CreateNUWSub(unwrap(LHS), unwrap(RHS), Name));
   1929 }
   1930 
   1931 LLVMValueRef LLVMBuildFSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   1932                           const char *Name) {
   1933   return wrap(unwrap(B)->CreateFSub(unwrap(LHS), unwrap(RHS), Name));
   1934 }
   1935 
   1936 LLVMValueRef LLVMBuildMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   1937                           const char *Name) {
   1938   return wrap(unwrap(B)->CreateMul(unwrap(LHS), unwrap(RHS), Name));
   1939 }
   1940 
   1941 LLVMValueRef LLVMBuildNSWMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   1942                           const char *Name) {
   1943   return wrap(unwrap(B)->CreateNSWMul(unwrap(LHS), unwrap(RHS), Name));
   1944 }
   1945 
   1946 LLVMValueRef LLVMBuildNUWMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   1947                           const char *Name) {
   1948   return wrap(unwrap(B)->CreateNUWMul(unwrap(LHS), unwrap(RHS), Name));
   1949 }
   1950 
   1951 LLVMValueRef LLVMBuildFMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   1952                           const char *Name) {
   1953   return wrap(unwrap(B)->CreateFMul(unwrap(LHS), unwrap(RHS), Name));
   1954 }
   1955 
   1956 LLVMValueRef LLVMBuildUDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   1957                            const char *Name) {
   1958   return wrap(unwrap(B)->CreateUDiv(unwrap(LHS), unwrap(RHS), Name));
   1959 }
   1960 
   1961 LLVMValueRef LLVMBuildSDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   1962                            const char *Name) {
   1963   return wrap(unwrap(B)->CreateSDiv(unwrap(LHS), unwrap(RHS), Name));
   1964 }
   1965 
   1966 LLVMValueRef LLVMBuildExactSDiv(LLVMBuilderRef B, LLVMValueRef LHS,
   1967                                 LLVMValueRef RHS, const char *Name) {
   1968   return wrap(unwrap(B)->CreateExactSDiv(unwrap(LHS), unwrap(RHS), Name));
   1969 }
   1970 
   1971 LLVMValueRef LLVMBuildFDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   1972                            const char *Name) {
   1973   return wrap(unwrap(B)->CreateFDiv(unwrap(LHS), unwrap(RHS), Name));
   1974 }
   1975 
   1976 LLVMValueRef LLVMBuildURem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   1977                            const char *Name) {
   1978   return wrap(unwrap(B)->CreateURem(unwrap(LHS), unwrap(RHS), Name));
   1979 }
   1980 
   1981 LLVMValueRef LLVMBuildSRem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   1982                            const char *Name) {
   1983   return wrap(unwrap(B)->CreateSRem(unwrap(LHS), unwrap(RHS), Name));
   1984 }
   1985 
   1986 LLVMValueRef LLVMBuildFRem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   1987                            const char *Name) {
   1988   return wrap(unwrap(B)->CreateFRem(unwrap(LHS), unwrap(RHS), Name));
   1989 }
   1990 
   1991 LLVMValueRef LLVMBuildShl(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   1992                           const char *Name) {
   1993   return wrap(unwrap(B)->CreateShl(unwrap(LHS), unwrap(RHS), Name));
   1994 }
   1995 
   1996 LLVMValueRef LLVMBuildLShr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   1997                            const char *Name) {
   1998   return wrap(unwrap(B)->CreateLShr(unwrap(LHS), unwrap(RHS), Name));
   1999 }
   2000 
   2001 LLVMValueRef LLVMBuildAShr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   2002                            const char *Name) {
   2003   return wrap(unwrap(B)->CreateAShr(unwrap(LHS), unwrap(RHS), Name));
   2004 }
   2005 
   2006 LLVMValueRef LLVMBuildAnd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   2007                           const char *Name) {
   2008   return wrap(unwrap(B)->CreateAnd(unwrap(LHS), unwrap(RHS), Name));
   2009 }
   2010 
   2011 LLVMValueRef LLVMBuildOr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   2012                          const char *Name) {
   2013   return wrap(unwrap(B)->CreateOr(unwrap(LHS), unwrap(RHS), Name));
   2014 }
   2015 
   2016 LLVMValueRef LLVMBuildXor(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
   2017                           const char *Name) {
   2018   return wrap(unwrap(B)->CreateXor(unwrap(LHS), unwrap(RHS), Name));
   2019 }
   2020 
   2021 LLVMValueRef LLVMBuildBinOp(LLVMBuilderRef B, LLVMOpcode Op,
   2022                             LLVMValueRef LHS, LLVMValueRef RHS,
   2023                             const char *Name) {
   2024   return wrap(unwrap(B)->CreateBinOp(Instruction::BinaryOps(map_from_llvmopcode(Op)), unwrap(LHS),
   2025                                      unwrap(RHS), Name));
   2026 }
   2027 
   2028 LLVMValueRef LLVMBuildNeg(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
   2029   return wrap(unwrap(B)->CreateNeg(unwrap(V), Name));
   2030 }
   2031 
   2032 LLVMValueRef LLVMBuildNSWNeg(LLVMBuilderRef B, LLVMValueRef V,
   2033                              const char *Name) {
   2034   return wrap(unwrap(B)->CreateNSWNeg(unwrap(V), Name));
   2035 }
   2036 
   2037 LLVMValueRef LLVMBuildNUWNeg(LLVMBuilderRef B, LLVMValueRef V,
   2038                              const char *Name) {
   2039   return wrap(unwrap(B)->CreateNUWNeg(unwrap(V), Name));
   2040 }
   2041 
   2042 LLVMValueRef LLVMBuildFNeg(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
   2043   return wrap(unwrap(B)->CreateFNeg(unwrap(V), Name));
   2044 }
   2045 
   2046 LLVMValueRef LLVMBuildNot(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
   2047   return wrap(unwrap(B)->CreateNot(unwrap(V), Name));
   2048 }
   2049 
   2050 /*--.. Memory ..............................................................--*/
   2051 
   2052 LLVMValueRef LLVMBuildMalloc(LLVMBuilderRef B, LLVMTypeRef Ty,
   2053                              const char *Name) {
   2054   Type* ITy = Type::getInt32Ty(unwrap(B)->GetInsertBlock()->getContext());
   2055   Constant* AllocSize = ConstantExpr::getSizeOf(unwrap(Ty));
   2056   AllocSize = ConstantExpr::getTruncOrBitCast(AllocSize, ITy);
   2057   Instruction* Malloc = CallInst::CreateMalloc(unwrap(B)->GetInsertBlock(),
   2058                                                ITy, unwrap(Ty), AllocSize,
   2059                                                0, 0, "");
   2060   return wrap(unwrap(B)->Insert(Malloc, Twine(Name)));
   2061 }
   2062 
   2063 LLVMValueRef LLVMBuildArrayMalloc(LLVMBuilderRef B, LLVMTypeRef Ty,
   2064                                   LLVMValueRef Val, const char *Name) {
   2065   Type* ITy = Type::getInt32Ty(unwrap(B)->GetInsertBlock()->getContext());
   2066   Constant* AllocSize = ConstantExpr::getSizeOf(unwrap(Ty));
   2067   AllocSize = ConstantExpr::getTruncOrBitCast(AllocSize, ITy);
   2068   Instruction* Malloc = CallInst::CreateMalloc(unwrap(B)->GetInsertBlock(),
   2069                                                ITy, unwrap(Ty), AllocSize,
   2070                                                unwrap(Val), 0, "");
   2071   return wrap(unwrap(B)->Insert(Malloc, Twine(Name)));
   2072 }
   2073 
   2074 LLVMValueRef LLVMBuildAlloca(LLVMBuilderRef B, LLVMTypeRef Ty,
   2075                              const char *Name) {
   2076   return wrap(unwrap(B)->CreateAlloca(unwrap(Ty), 0, Name));
   2077 }
   2078 
   2079 LLVMValueRef LLVMBuildArrayAlloca(LLVMBuilderRef B, LLVMTypeRef Ty,
   2080                                   LLVMValueRef Val, const char *Name) {
   2081   return wrap(unwrap(B)->CreateAlloca(unwrap(Ty), unwrap(Val), Name));
   2082 }
   2083 
   2084 LLVMValueRef LLVMBuildFree(LLVMBuilderRef B, LLVMValueRef PointerVal) {
   2085   return wrap(unwrap(B)->Insert(
   2086      CallInst::CreateFree(unwrap(PointerVal), unwrap(B)->GetInsertBlock())));
   2087 }
   2088 
   2089 
   2090 LLVMValueRef LLVMBuildLoad(LLVMBuilderRef B, LLVMValueRef PointerVal,
   2091                            const char *Name) {
   2092   return wrap(unwrap(B)->CreateLoad(unwrap(PointerVal), Name));
   2093 }
   2094 
   2095 LLVMValueRef LLVMBuildStore(LLVMBuilderRef B, LLVMValueRef Val,
   2096                             LLVMValueRef PointerVal) {
   2097   return wrap(unwrap(B)->CreateStore(unwrap(Val), unwrap(PointerVal)));
   2098 }
   2099 
   2100 LLVMValueRef LLVMBuildGEP(LLVMBuilderRef B, LLVMValueRef Pointer,
   2101                           LLVMValueRef *Indices, unsigned NumIndices,
   2102                           const char *Name) {
   2103   ArrayRef<Value *> IdxList(unwrap(Indices), NumIndices);
   2104   return wrap(unwrap(B)->CreateGEP(unwrap(Pointer), IdxList, Name));
   2105 }
   2106 
   2107 LLVMValueRef LLVMBuildInBoundsGEP(LLVMBuilderRef B, LLVMValueRef Pointer,
   2108                                   LLVMValueRef *Indices, unsigned NumIndices,
   2109                                   const char *Name) {
   2110   ArrayRef<Value *> IdxList(unwrap(Indices), NumIndices);
   2111   return wrap(unwrap(B)->CreateInBoundsGEP(unwrap(Pointer), IdxList, Name));
   2112 }
   2113 
   2114 LLVMValueRef LLVMBuildStructGEP(LLVMBuilderRef B, LLVMValueRef Pointer,
   2115                                 unsigned Idx, const char *Name) {
   2116   return wrap(unwrap(B)->CreateStructGEP(unwrap(Pointer), Idx, Name));
   2117 }
   2118 
   2119 LLVMValueRef LLVMBuildGlobalString(LLVMBuilderRef B, const char *Str,
   2120                                    const char *Name) {
   2121   return wrap(unwrap(B)->CreateGlobalString(Str, Name));
   2122 }
   2123 
   2124 LLVMValueRef LLVMBuildGlobalStringPtr(LLVMBuilderRef B, const char *Str,
   2125                                       const char *Name) {
   2126   return wrap(unwrap(B)->CreateGlobalStringPtr(Str, Name));
   2127 }
   2128 
   2129 LLVMBool LLVMGetVolatile(LLVMValueRef MemAccessInst) {
   2130   Value *P = unwrap<Value>(MemAccessInst);
   2131   if (LoadInst *LI = dyn_cast<LoadInst>(P))
   2132     return LI->isVolatile();
   2133   return cast<StoreInst>(P)->isVolatile();
   2134 }
   2135 
   2136 void LLVMSetVolatile(LLVMValueRef MemAccessInst, LLVMBool isVolatile) {
   2137   Value *P = unwrap<Value>(MemAccessInst);
   2138   if (LoadInst *LI = dyn_cast<LoadInst>(P))
   2139     return LI->setVolatile(isVolatile);
   2140   return cast<StoreInst>(P)->setVolatile(isVolatile);
   2141 }
   2142 
   2143 /*--.. Casts ...............................................................--*/
   2144 
   2145 LLVMValueRef LLVMBuildTrunc(LLVMBuilderRef B, LLVMValueRef Val,
   2146                             LLVMTypeRef DestTy, const char *Name) {
   2147   return wrap(unwrap(B)->CreateTrunc(unwrap(Val), unwrap(DestTy), Name));
   2148 }
   2149 
   2150 LLVMValueRef LLVMBuildZExt(LLVMBuilderRef B, LLVMValueRef Val,
   2151                            LLVMTypeRef DestTy, const char *Name) {
   2152   return wrap(unwrap(B)->CreateZExt(unwrap(Val), unwrap(DestTy), Name));
   2153 }
   2154 
   2155 LLVMValueRef LLVMBuildSExt(LLVMBuilderRef B, LLVMValueRef Val,
   2156                            LLVMTypeRef DestTy, const char *Name) {
   2157   return wrap(unwrap(B)->CreateSExt(unwrap(Val), unwrap(DestTy), Name));
   2158 }
   2159 
   2160 LLVMValueRef LLVMBuildFPToUI(LLVMBuilderRef B, LLVMValueRef Val,
   2161                              LLVMTypeRef DestTy, const char *Name) {
   2162   return wrap(unwrap(B)->CreateFPToUI(unwrap(Val), unwrap(DestTy), Name));
   2163 }
   2164 
   2165 LLVMValueRef LLVMBuildFPToSI(LLVMBuilderRef B, LLVMValueRef Val,
   2166                              LLVMTypeRef DestTy, const char *Name) {
   2167   return wrap(unwrap(B)->CreateFPToSI(unwrap(Val), unwrap(DestTy), Name));
   2168 }
   2169 
   2170 LLVMValueRef LLVMBuildUIToFP(LLVMBuilderRef B, LLVMValueRef Val,
   2171                              LLVMTypeRef DestTy, const char *Name) {
   2172   return wrap(unwrap(B)->CreateUIToFP(unwrap(Val), unwrap(DestTy), Name));
   2173 }
   2174 
   2175 LLVMValueRef LLVMBuildSIToFP(LLVMBuilderRef B, LLVMValueRef Val,
   2176                              LLVMTypeRef DestTy, const char *Name) {
   2177   return wrap(unwrap(B)->CreateSIToFP(unwrap(Val), unwrap(DestTy), Name));
   2178 }
   2179 
   2180 LLVMValueRef LLVMBuildFPTrunc(LLVMBuilderRef B, LLVMValueRef Val,
   2181                               LLVMTypeRef DestTy, const char *Name) {
   2182   return wrap(unwrap(B)->CreateFPTrunc(unwrap(Val), unwrap(DestTy), Name));
   2183 }
   2184 
   2185 LLVMValueRef LLVMBuildFPExt(LLVMBuilderRef B, LLVMValueRef Val,
   2186                             LLVMTypeRef DestTy, const char *Name) {
   2187   return wrap(unwrap(B)->CreateFPExt(unwrap(Val), unwrap(DestTy), Name));
   2188 }
   2189 
   2190 LLVMValueRef LLVMBuildPtrToInt(LLVMBuilderRef B, LLVMValueRef Val,
   2191                                LLVMTypeRef DestTy, const char *Name) {
   2192   return wrap(unwrap(B)->CreatePtrToInt(unwrap(Val), unwrap(DestTy), Name));
   2193 }
   2194 
   2195 LLVMValueRef LLVMBuildIntToPtr(LLVMBuilderRef B, LLVMValueRef Val,
   2196                                LLVMTypeRef DestTy, const char *Name) {
   2197   return wrap(unwrap(B)->CreateIntToPtr(unwrap(Val), unwrap(DestTy), Name));
   2198 }
   2199 
   2200 LLVMValueRef LLVMBuildBitCast(LLVMBuilderRef B, LLVMValueRef Val,
   2201                               LLVMTypeRef DestTy, const char *Name) {
   2202   return wrap(unwrap(B)->CreateBitCast(unwrap(Val), unwrap(DestTy), Name));
   2203 }
   2204 
   2205 LLVMValueRef LLVMBuildZExtOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
   2206                                     LLVMTypeRef DestTy, const char *Name) {
   2207   return wrap(unwrap(B)->CreateZExtOrBitCast(unwrap(Val), unwrap(DestTy),
   2208                                              Name));
   2209 }
   2210 
   2211 LLVMValueRef LLVMBuildSExtOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
   2212                                     LLVMTypeRef DestTy, const char *Name) {
   2213   return wrap(unwrap(B)->CreateSExtOrBitCast(unwrap(Val), unwrap(DestTy),
   2214                                              Name));
   2215 }
   2216 
   2217 LLVMValueRef LLVMBuildTruncOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
   2218                                      LLVMTypeRef DestTy, const char *Name) {
   2219   return wrap(unwrap(B)->CreateTruncOrBitCast(unwrap(Val), unwrap(DestTy),
   2220                                               Name));
   2221 }
   2222 
   2223 LLVMValueRef LLVMBuildCast(LLVMBuilderRef B, LLVMOpcode Op, LLVMValueRef Val,
   2224                            LLVMTypeRef DestTy, const char *Name) {
   2225   return wrap(unwrap(B)->CreateCast(Instruction::CastOps(map_from_llvmopcode(Op)), unwrap(Val),
   2226                                     unwrap(DestTy), Name));
   2227 }
   2228 
   2229 LLVMValueRef LLVMBuildPointerCast(LLVMBuilderRef B, LLVMValueRef Val,
   2230                                   LLVMTypeRef DestTy, const char *Name) {
   2231   return wrap(unwrap(B)->CreatePointerCast(unwrap(Val), unwrap(DestTy), Name));
   2232 }
   2233 
   2234 LLVMValueRef LLVMBuildIntCast(LLVMBuilderRef B, LLVMValueRef Val,
   2235                               LLVMTypeRef DestTy, const char *Name) {
   2236   return wrap(unwrap(B)->CreateIntCast(unwrap(Val), unwrap(DestTy),
   2237                                        /*isSigned*/true, Name));
   2238 }
   2239 
   2240 LLVMValueRef LLVMBuildFPCast(LLVMBuilderRef B, LLVMValueRef Val,
   2241                              LLVMTypeRef DestTy, const char *Name) {
   2242   return wrap(unwrap(B)->CreateFPCast(unwrap(Val), unwrap(DestTy), Name));
   2243 }
   2244 
   2245 /*--.. Comparisons .........................................................--*/
   2246 
   2247 LLVMValueRef LLVMBuildICmp(LLVMBuilderRef B, LLVMIntPredicate Op,
   2248                            LLVMValueRef LHS, LLVMValueRef RHS,
   2249                            const char *Name) {
   2250   return wrap(unwrap(B)->CreateICmp(static_cast<ICmpInst::Predicate>(Op),
   2251                                     unwrap(LHS), unwrap(RHS), Name));
   2252 }
   2253 
   2254 LLVMValueRef LLVMBuildFCmp(LLVMBuilderRef B, LLVMRealPredicate Op,
   2255                            LLVMValueRef LHS, LLVMValueRef RHS,
   2256                            const char *Name) {
   2257   return wrap(unwrap(B)->CreateFCmp(static_cast<FCmpInst::Predicate>(Op),
   2258                                     unwrap(LHS), unwrap(RHS), Name));
   2259 }
   2260 
   2261 /*--.. Miscellaneous instructions ..........................................--*/
   2262 
   2263 LLVMValueRef LLVMBuildPhi(LLVMBuilderRef B, LLVMTypeRef Ty, const char *Name) {
   2264   return wrap(unwrap(B)->CreatePHI(unwrap(Ty), 0, Name));
   2265 }
   2266 
   2267 LLVMValueRef LLVMBuildCall(LLVMBuilderRef B, LLVMValueRef Fn,
   2268                            LLVMValueRef *Args, unsigned NumArgs,
   2269                            const char *Name) {
   2270   return wrap(unwrap(B)->CreateCall(unwrap(Fn),
   2271                                     makeArrayRef(unwrap(Args), NumArgs),
   2272                                     Name));
   2273 }
   2274 
   2275 LLVMValueRef LLVMBuildSelect(LLVMBuilderRef B, LLVMValueRef If,
   2276                              LLVMValueRef Then, LLVMValueRef Else,
   2277                              const char *Name) {
   2278   return wrap(unwrap(B)->CreateSelect(unwrap(If), unwrap(Then), unwrap(Else),
   2279                                       Name));
   2280 }
   2281 
   2282 LLVMValueRef LLVMBuildVAArg(LLVMBuilderRef B, LLVMValueRef List,
   2283                             LLVMTypeRef Ty, const char *Name) {
   2284   return wrap(unwrap(B)->CreateVAArg(unwrap(List), unwrap(Ty), Name));
   2285 }
   2286 
   2287 LLVMValueRef LLVMBuildExtractElement(LLVMBuilderRef B, LLVMValueRef VecVal,
   2288                                       LLVMValueRef Index, const char *Name) {
   2289   return wrap(unwrap(B)->CreateExtractElement(unwrap(VecVal), unwrap(Index),
   2290                                               Name));
   2291 }
   2292 
   2293 LLVMValueRef LLVMBuildInsertElement(LLVMBuilderRef B, LLVMValueRef VecVal,
   2294                                     LLVMValueRef EltVal, LLVMValueRef Index,
   2295                                     const char *Name) {
   2296   return wrap(unwrap(B)->CreateInsertElement(unwrap(VecVal), unwrap(EltVal),
   2297                                              unwrap(Index), Name));
   2298 }
   2299 
   2300 LLVMValueRef LLVMBuildShuffleVector(LLVMBuilderRef B, LLVMValueRef V1,
   2301                                     LLVMValueRef V2, LLVMValueRef Mask,
   2302                                     const char *Name) {
   2303   return wrap(unwrap(B)->CreateShuffleVector(unwrap(V1), unwrap(V2),
   2304                                              unwrap(Mask), Name));
   2305 }
   2306 
   2307 LLVMValueRef LLVMBuildExtractValue(LLVMBuilderRef B, LLVMValueRef AggVal,
   2308                                    unsigned Index, const char *Name) {
   2309   return wrap(unwrap(B)->CreateExtractValue(unwrap(AggVal), Index, Name));
   2310 }
   2311 
   2312 LLVMValueRef LLVMBuildInsertValue(LLVMBuilderRef B, LLVMValueRef AggVal,
   2313                                   LLVMValueRef EltVal, unsigned Index,
   2314                                   const char *Name) {
   2315   return wrap(unwrap(B)->CreateInsertValue(unwrap(AggVal), unwrap(EltVal),
   2316                                            Index, Name));
   2317 }
   2318 
   2319 LLVMValueRef LLVMBuildIsNull(LLVMBuilderRef B, LLVMValueRef Val,
   2320                              const char *Name) {
   2321   return wrap(unwrap(B)->CreateIsNull(unwrap(Val), Name));
   2322 }
   2323 
   2324 LLVMValueRef LLVMBuildIsNotNull(LLVMBuilderRef B, LLVMValueRef Val,
   2325                                 const char *Name) {
   2326   return wrap(unwrap(B)->CreateIsNotNull(unwrap(Val), Name));
   2327 }
   2328 
   2329 LLVMValueRef LLVMBuildPtrDiff(LLVMBuilderRef B, LLVMValueRef LHS,
   2330                               LLVMValueRef RHS, const char *Name) {
   2331   return wrap(unwrap(B)->CreatePtrDiff(unwrap(LHS), unwrap(RHS), Name));
   2332 }
   2333 
   2334 
   2335 /*===-- Module providers --------------------------------------------------===*/
   2336 
   2337 LLVMModuleProviderRef
   2338 LLVMCreateModuleProviderForExistingModule(LLVMModuleRef M) {
   2339   return reinterpret_cast<LLVMModuleProviderRef>(M);
   2340 }
   2341 
   2342 void LLVMDisposeModuleProvider(LLVMModuleProviderRef MP) {
   2343   delete unwrap(MP);
   2344 }
   2345 
   2346 
   2347 /*===-- Memory buffers ----------------------------------------------------===*/
   2348 
   2349 LLVMBool LLVMCreateMemoryBufferWithContentsOfFile(
   2350     const char *Path,
   2351     LLVMMemoryBufferRef *OutMemBuf,
   2352     char **OutMessage) {
   2353 
   2354   OwningPtr<MemoryBuffer> MB;
   2355   error_code ec;
   2356   if (!(ec = MemoryBuffer::getFile(Path, MB))) {
   2357     *OutMemBuf = wrap(MB.take());
   2358     return 0;
   2359   }
   2360 
   2361   *OutMessage = strdup(ec.message().c_str());
   2362   return 1;
   2363 }
   2364 
   2365 LLVMBool LLVMCreateMemoryBufferWithSTDIN(LLVMMemoryBufferRef *OutMemBuf,
   2366                                          char **OutMessage) {
   2367   OwningPtr<MemoryBuffer> MB;
   2368   error_code ec;
   2369   if (!(ec = MemoryBuffer::getSTDIN(MB))) {
   2370     *OutMemBuf = wrap(MB.take());
   2371     return 0;
   2372   }
   2373 
   2374   *OutMessage = strdup(ec.message().c_str());
   2375   return 1;
   2376 }
   2377 
   2378 LLVMMemoryBufferRef LLVMCreateMemoryBufferWithMemoryRange(
   2379     const char *InputData,
   2380     size_t InputDataLength,
   2381     const char *BufferName,
   2382     LLVMBool RequiresNullTerminator) {
   2383 
   2384   return wrap(MemoryBuffer::getMemBuffer(
   2385       StringRef(InputData, InputDataLength),
   2386       StringRef(BufferName),
   2387       RequiresNullTerminator));
   2388 }
   2389 
   2390 LLVMMemoryBufferRef LLVMCreateMemoryBufferWithMemoryRangeCopy(
   2391     const char *InputData,
   2392     size_t InputDataLength,
   2393     const char *BufferName) {
   2394 
   2395   return wrap(MemoryBuffer::getMemBufferCopy(
   2396       StringRef(InputData, InputDataLength),
   2397       StringRef(BufferName)));
   2398 }
   2399 
   2400 
   2401 void LLVMDisposeMemoryBuffer(LLVMMemoryBufferRef MemBuf) {
   2402   delete unwrap(MemBuf);
   2403 }
   2404 
   2405 /*===-- Pass Registry -----------------------------------------------------===*/
   2406 
   2407 LLVMPassRegistryRef LLVMGetGlobalPassRegistry(void) {
   2408   return wrap(PassRegistry::getPassRegistry());
   2409 }
   2410 
   2411 /*===-- Pass Manager ------------------------------------------------------===*/
   2412 
   2413 LLVMPassManagerRef LLVMCreatePassManager() {
   2414   return wrap(new PassManager());
   2415 }
   2416 
   2417 LLVMPassManagerRef LLVMCreateFunctionPassManagerForModule(LLVMModuleRef M) {
   2418   return wrap(new FunctionPassManager(unwrap(M)));
   2419 }
   2420 
   2421 LLVMPassManagerRef LLVMCreateFunctionPassManager(LLVMModuleProviderRef P) {
   2422   return LLVMCreateFunctionPassManagerForModule(
   2423                                             reinterpret_cast<LLVMModuleRef>(P));
   2424 }
   2425 
   2426 LLVMBool LLVMRunPassManager(LLVMPassManagerRef PM, LLVMModuleRef M) {
   2427   return unwrap<PassManager>(PM)->run(*unwrap(M));
   2428 }
   2429 
   2430 LLVMBool LLVMInitializeFunctionPassManager(LLVMPassManagerRef FPM) {
   2431   return unwrap<FunctionPassManager>(FPM)->doInitialization();
   2432 }
   2433 
   2434 LLVMBool LLVMRunFunctionPassManager(LLVMPassManagerRef FPM, LLVMValueRef F) {
   2435   return unwrap<FunctionPassManager>(FPM)->run(*unwrap<Function>(F));
   2436 }
   2437 
   2438 LLVMBool LLVMFinalizeFunctionPassManager(LLVMPassManagerRef FPM) {
   2439   return unwrap<FunctionPassManager>(FPM)->doFinalization();
   2440 }
   2441 
   2442 void LLVMDisposePassManager(LLVMPassManagerRef PM) {
   2443   delete unwrap(PM);
   2444 }
   2445 
   2446 /*===-- Threading ------------------------------------------------------===*/
   2447 
   2448 LLVMBool LLVMStartMultithreaded() {
   2449   return llvm_start_multithreaded();
   2450 }
   2451 
   2452 void LLVMStopMultithreaded() {
   2453   llvm_stop_multithreaded();
   2454 }
   2455 
   2456 LLVMBool LLVMIsMultithreaded() {
   2457   return llvm_is_multithreaded();
   2458 }
   2459