lib/IR/Core.cpp

   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/CallSite.h"
  19 #include "llvm/IR/Constants.h"
  20 #include "llvm/IR/DerivedTypes.h"
  21 #include "llvm/IR/GlobalAlias.h"
  22 #include "llvm/IR/GlobalVariable.h"
  23 #include "llvm/IR/IRBuilder.h"
  24 #include "llvm/IR/InlineAsm.h"
  25 #include "llvm/IR/IntrinsicInst.h"
  26 #include "llvm/IR/LLVMContext.h"
  27 #include "llvm/IR/Module.h"
  28 #include "llvm/PassManager.h"
  29 #include "llvm/Support/Debug.h"
  30 #include "llvm/Support/ErrorHandling.h"
  31 #include "llvm/Support/ManagedStatic.h"
  32 #include "llvm/Support/MemoryBuffer.h"
  33 #include "llvm/Support/Threading.h"
  34 #include "llvm/Support/raw_ostream.h"
  35 #include "llvm/Support/system_error.h"
  36 #include <cassert>
  37 #include <cstdlib>
  38 #include <cstring>
  39
  40 using namespace llvm;
  41
  42 void llvm::initializeCore(PassRegistry &Registry) {
  43   initializeDominatorTreeWrapperPassPass(Registry);
  44   initializePrintModulePassWrapperPass(Registry);
  45   initializePrintFunctionPassWrapperPass(Registry);
  46   initializePrintBasicBlockPassPass(Registry);
  47   initializeVerifierLegacyPassPass(Registry);
  48 }
  49
  50 void LLVMInitializeCore(LLVMPassRegistryRef R) {
  51   initializeCore(*unwrap(R));
  52 }
  53
  54 void LLVMShutdown() {
  55   llvm_shutdown();
  56 }
  57
  58 /*===-- Error handling ----------------------------------------------------===*/
  59
  60 char *LLVMCreateMessage(const char *Message) {
  61   return strdup(Message);
  62 }
  63
  64 void LLVMDisposeMessage(char *Message) {
  65   free(Message);
  66 }
  67
  68
  69 /*===-- Operations on contexts --------------------------------------------===*/
  70
  71 LLVMContextRef LLVMContextCreate() {
  72   return wrap(new LLVMContext());
  73 }
  74
  75 LLVMContextRef LLVMGetGlobalContext() {
  76   return wrap(&getGlobalContext());
  77 }
  78
  79 void LLVMContextDispose(LLVMContextRef C) {
  80   delete unwrap(C);
  81 }
  82
  83 unsigned LLVMGetMDKindIDInContext(LLVMContextRef C, const char* Name,
  84                                   unsigned SLen) {
  85   return unwrap(C)->getMDKindID(StringRef(Name, SLen));
  86 }
  87
  88 unsigned LLVMGetMDKindID(const char* Name, unsigned SLen) {
  89   return LLVMGetMDKindIDInContext(LLVMGetGlobalContext(), Name, SLen);
  90 }
  91
  92
  93 /*===-- Operations on modules ---------------------------------------------===*/
  94
  95 LLVMModuleRef LLVMModuleCreateWithName(const char *ModuleID) {
  96   return wrap(new Module(ModuleID, getGlobalContext()));
  97 }
  98
  99 LLVMModuleRef LLVMModuleCreateWithNameInContext(const char *ModuleID,
 100                                                 LLVMContextRef C) {
 101   return wrap(new Module(ModuleID, *unwrap(C)));
 102 }
 103
 104 void LLVMDisposeModule(LLVMModuleRef M) {
 105   delete unwrap(M);
 106 }
 107
 108 /*--.. Data layout .........................................................--*/
 109 const char * LLVMGetDataLayout(LLVMModuleRef M) {
 110   return unwrap(M)->getDataLayoutStr().c_str();
 111 }
 112
 113 void LLVMSetDataLayout(LLVMModuleRef M, const char *Triple) {
 114   unwrap(M)->setDataLayout(Triple);
 115 }
 116
 117 /*--.. Target triple .......................................................--*/
 118 const char * LLVMGetTarget(LLVMModuleRef M) {
 119   return unwrap(M)->getTargetTriple().c_str();
 120 }
 121
 122 void LLVMSetTarget(LLVMModuleRef M, const char *Triple) {
 123   unwrap(M)->setTargetTriple(Triple);
 124 }
 125
 126 void LLVMDumpModule(LLVMModuleRef M) {
 127   unwrap(M)->dump();
 128 }
 129
 130 LLVMBool LLVMPrintModuleToFile(LLVMModuleRef M, const char *Filename,
 131                                char **ErrorMessage) {
 132   std::string error;
 133   raw_fd_ostream dest(Filename, error, sys::fs::F_Text);
 134   if (!error.empty()) {
 135     *ErrorMessage = strdup(error.c_str());
 136     return true;
 137   }
 138
 139   unwrap(M)->print(dest, NULL);
 140
 141   if (!error.empty()) {
 142     *ErrorMessage = strdup(error.c_str());
 143     return true;
 144   }
 145   dest.flush();
 146   return false;
 147 }
 148
 149 char *LLVMPrintModuleToString(LLVMModuleRef M) {
 150   std::string buf;
 151   raw_string_ostream os(buf);
 152
 153   unwrap(M)->print(os, NULL);
 154   os.flush();
 155
 156   return strdup(buf.c_str());
 157 }
 158
 159 /*--.. Operations on inline assembler ......................................--*/
 160 void LLVMSetModuleInlineAsm(LLVMModuleRef M, const char *Asm) {
 161   unwrap(M)->setModuleInlineAsm(StringRef(Asm));
 162 }
 163
 164
 165 /*--.. Operations on module contexts ......................................--*/
 166 LLVMContextRef LLVMGetModuleContext(LLVMModuleRef M) {
 167   return wrap(&unwrap(M)->getContext());
 168 }
 169
 170
 171 /*===-- Operations on types -----------------------------------------------===*/
 172
 173 /*--.. Operations on all types (mostly) ....................................--*/
 174
 175 LLVMTypeKind LLVMGetTypeKind(LLVMTypeRef Ty) {
 176   switch (unwrap(Ty)->getTypeID()) {
 177   case Type::VoidTyID:
 178     return LLVMVoidTypeKind;
 179   case Type::HalfTyID:
 180     return LLVMHalfTypeKind;
 181   case Type::FloatTyID:
 182     return LLVMFloatTypeKind;
 183   case Type::DoubleTyID:
 184     return LLVMDoubleTypeKind;
 185   case Type::X86_FP80TyID:
 186     return LLVMX86_FP80TypeKind;
 187   case Type::FP128TyID:
 188     return LLVMFP128TypeKind;
 189   case Type::PPC_FP128TyID:
 190     return LLVMPPC_FP128TypeKind;
 191   case Type::LabelTyID:
 192     return LLVMLabelTypeKind;
 193   case Type::MetadataTyID:
 194     return LLVMMetadataTypeKind;
 195   case Type::IntegerTyID:
 196     return LLVMIntegerTypeKind;
 197   case Type::FunctionTyID:
 198     return LLVMFunctionTypeKind;
 199   case Type::StructTyID:
 200     return LLVMStructTypeKind;
 201   case Type::ArrayTyID:
 202     return LLVMArrayTypeKind;
 203   case Type::PointerTyID:
 204     return LLVMPointerTypeKind;
 205   case Type::VectorTyID:
 206     return LLVMVectorTypeKind;
 207   case Type::X86_MMXTyID:
 208     return LLVMX86_MMXTypeKind;
 209   }
 210   llvm_unreachable("Unhandled TypeID.");
 211 }
 212
 213 LLVMBool LLVMTypeIsSized(LLVMTypeRef Ty)
 214 {
 215     return unwrap(Ty)->isSized();
 216 }
 217
 218 LLVMContextRef LLVMGetTypeContext(LLVMTypeRef Ty) {
 219   return wrap(&unwrap(Ty)->getContext());
 220 }
 221
 222 void LLVMDumpType(LLVMTypeRef Ty) {
 223   return unwrap(Ty)->dump();
 224 }
 225
 226 char *LLVMPrintTypeToString(LLVMTypeRef Ty) {
 227   std::string buf;
 228   raw_string_ostream os(buf);
 229
 230   unwrap(Ty)->print(os);
 231   os.flush();
 232
 233   return strdup(buf.c_str());
 234 }
 235
 236 /*--.. Operations on integer types .........................................--*/
 237
 238 LLVMTypeRef LLVMInt1TypeInContext(LLVMContextRef C)  {
 239   return (LLVMTypeRef) Type::getInt1Ty(*unwrap(C));
 240 }
 241 LLVMTypeRef LLVMInt8TypeInContext(LLVMContextRef C)  {
 242   return (LLVMTypeRef) Type::getInt8Ty(*unwrap(C));
 243 }
 244 LLVMTypeRef LLVMInt16TypeInContext(LLVMContextRef C) {
 245   return (LLVMTypeRef) Type::getInt16Ty(*unwrap(C));
 246 }
 247 LLVMTypeRef LLVMInt32TypeInContext(LLVMContextRef C) {
 248   return (LLVMTypeRef) Type::getInt32Ty(*unwrap(C));
 249 }
 250 LLVMTypeRef LLVMInt64TypeInContext(LLVMContextRef C) {
 251   return (LLVMTypeRef) Type::getInt64Ty(*unwrap(C));
 252 }
 253 LLVMTypeRef LLVMIntTypeInContext(LLVMContextRef C, unsigned NumBits) {
 254   return wrap(IntegerType::get(*unwrap(C), NumBits));
 255 }
 256
 257 LLVMTypeRef LLVMInt1Type(void)  {
 258   return LLVMInt1TypeInContext(LLVMGetGlobalContext());
 259 }
 260 LLVMTypeRef LLVMInt8Type(void)  {
 261   return LLVMInt8TypeInContext(LLVMGetGlobalContext());
 262 }
 263 LLVMTypeRef LLVMInt16Type(void) {
 264   return LLVMInt16TypeInContext(LLVMGetGlobalContext());
 265 }
 266 LLVMTypeRef LLVMInt32Type(void) {
 267   return LLVMInt32TypeInContext(LLVMGetGlobalContext());
 268 }
 269 LLVMTypeRef LLVMInt64Type(void) {
 270   return LLVMInt64TypeInContext(LLVMGetGlobalContext());
 271 }
 272 LLVMTypeRef LLVMIntType(unsigned NumBits) {
 273   return LLVMIntTypeInContext(LLVMGetGlobalContext(), NumBits);
 274 }
 275
 276 unsigned LLVMGetIntTypeWidth(LLVMTypeRef IntegerTy) {
 277   return unwrap<IntegerType>(IntegerTy)->getBitWidth();
 278 }
 279
 280 /*--.. Operations on real types ............................................--*/
 281
 282 LLVMTypeRef LLVMHalfTypeInContext(LLVMContextRef C) {
 283   return (LLVMTypeRef) Type::getHalfTy(*unwrap(C));
 284 }
 285 LLVMTypeRef LLVMFloatTypeInContext(LLVMContextRef C) {
 286   return (LLVMTypeRef) Type::getFloatTy(*unwrap(C));
 287 }
 288 LLVMTypeRef LLVMDoubleTypeInContext(LLVMContextRef C) {
 289   return (LLVMTypeRef) Type::getDoubleTy(*unwrap(C));
 290 }
 291 LLVMTypeRef LLVMX86FP80TypeInContext(LLVMContextRef C) {
 292   return (LLVMTypeRef) Type::getX86_FP80Ty(*unwrap(C));
 293 }
 294 LLVMTypeRef LLVMFP128TypeInContext(LLVMContextRef C) {
 295   return (LLVMTypeRef) Type::getFP128Ty(*unwrap(C));
 296 }
 297 LLVMTypeRef LLVMPPCFP128TypeInContext(LLVMContextRef C) {
 298   return (LLVMTypeRef) Type::getPPC_FP128Ty(*unwrap(C));
 299 }
 300 LLVMTypeRef LLVMX86MMXTypeInContext(LLVMContextRef C) {
 301   return (LLVMTypeRef) Type::getX86_MMXTy(*unwrap(C));
 302 }
 303
 304 LLVMTypeRef LLVMHalfType(void) {
 305   return LLVMHalfTypeInContext(LLVMGetGlobalContext());
 306 }
 307 LLVMTypeRef LLVMFloatType(void) {
 308   return LLVMFloatTypeInContext(LLVMGetGlobalContext());
 309 }
 310 LLVMTypeRef LLVMDoubleType(void) {
 311   return LLVMDoubleTypeInContext(LLVMGetGlobalContext());
 312 }
 313 LLVMTypeRef LLVMX86FP80Type(void) {
 314   return LLVMX86FP80TypeInContext(LLVMGetGlobalContext());
 315 }
 316 LLVMTypeRef LLVMFP128Type(void) {
 317   return LLVMFP128TypeInContext(LLVMGetGlobalContext());
 318 }
 319 LLVMTypeRef LLVMPPCFP128Type(void) {
 320   return LLVMPPCFP128TypeInContext(LLVMGetGlobalContext());
 321 }
 322 LLVMTypeRef LLVMX86MMXType(void) {
 323   return LLVMX86MMXTypeInContext(LLVMGetGlobalContext());
 324 }
 325
 326 /*--.. Operations on function types ........................................--*/
 327
 328 LLVMTypeRef LLVMFunctionType(LLVMTypeRef ReturnType,
 329                              LLVMTypeRef *ParamTypes, unsigned ParamCount,
 330                              LLVMBool IsVarArg) {
 331   ArrayRef<Type*> Tys(unwrap(ParamTypes), ParamCount);
 332   return wrap(FunctionType::get(unwrap(ReturnType), Tys, IsVarArg != 0));
 333 }
 334
 335 LLVMBool LLVMIsFunctionVarArg(LLVMTypeRef FunctionTy) {
 336   return unwrap<FunctionType>(FunctionTy)->isVarArg();
 337 }
 338
 339 LLVMTypeRef LLVMGetReturnType(LLVMTypeRef FunctionTy) {
 340   return wrap(unwrap<FunctionType>(FunctionTy)->getReturnType());
 341 }
 342
 343 unsigned LLVMCountParamTypes(LLVMTypeRef FunctionTy) {
 344   return unwrap<FunctionType>(FunctionTy)->getNumParams();
 345 }
 346
 347 void LLVMGetParamTypes(LLVMTypeRef FunctionTy, LLVMTypeRef *Dest) {
 348   FunctionType *Ty = unwrap<FunctionType>(FunctionTy);
 349   for (FunctionType::param_iterator I = Ty->param_begin(),
 350                                     E = Ty->param_end(); I != E; ++I)
 351     *Dest++ = wrap(*I);
 352 }
 353
 354 /*--.. Operations on struct types ..........................................--*/
 355
 356 LLVMTypeRef LLVMStructTypeInContext(LLVMContextRef C, LLVMTypeRef *ElementTypes,
 357                            unsigned ElementCount, LLVMBool Packed) {
 358   ArrayRef<Type*> Tys(unwrap(ElementTypes), ElementCount);
 359   return wrap(StructType::get(*unwrap(C), Tys, Packed != 0));
 360 }
 361
 362 LLVMTypeRef LLVMStructType(LLVMTypeRef *ElementTypes,
 363                            unsigned ElementCount, LLVMBool Packed) {
 364   return LLVMStructTypeInContext(LLVMGetGlobalContext(), ElementTypes,
 365                                  ElementCount, Packed);
 366 }
 367
 368 LLVMTypeRef LLVMStructCreateNamed(LLVMContextRef C, const char *Name)
 369 {
 370   return wrap(StructType::create(*unwrap(C), Name));
 371 }
 372
 373 const char *LLVMGetStructName(LLVMTypeRef Ty)
 374 {
 375   StructType *Type = unwrap<StructType>(Ty);
 376   if (!Type->hasName())
 377     return 0;
 378   return Type->getName().data();
 379 }
 380
 381 void LLVMStructSetBody(LLVMTypeRef StructTy, LLVMTypeRef *ElementTypes,
 382                        unsigned ElementCount, LLVMBool Packed) {
 383   ArrayRef<Type*> Tys(unwrap(ElementTypes), ElementCount);
 384   unwrap<StructType>(StructTy)->setBody(Tys, Packed != 0);
 385 }
 386
 387 unsigned LLVMCountStructElementTypes(LLVMTypeRef StructTy) {
 388   return unwrap<StructType>(StructTy)->getNumElements();
 389 }
 390
 391 void LLVMGetStructElementTypes(LLVMTypeRef StructTy, LLVMTypeRef *Dest) {
 392   StructType *Ty = unwrap<StructType>(StructTy);
 393   for (StructType::element_iterator I = Ty->element_begin(),
 394                                     E = Ty->element_end(); I != E; ++I)
 395     *Dest++ = wrap(*I);
 396 }
 397
 398 LLVMBool LLVMIsPackedStruct(LLVMTypeRef StructTy) {
 399   return unwrap<StructType>(StructTy)->isPacked();
 400 }
 401
 402 LLVMBool LLVMIsOpaqueStruct(LLVMTypeRef StructTy) {
 403   return unwrap<StructType>(StructTy)->isOpaque();
 404 }
 405
 406 LLVMTypeRef LLVMGetTypeByName(LLVMModuleRef M, const char *Name) {
 407   return wrap(unwrap(M)->getTypeByName(Name));
 408 }
 409
 410 /*--.. Operations on array, pointer, and vector types (sequence types) .....--*/
 411
 412 LLVMTypeRef LLVMArrayType(LLVMTypeRef ElementType, unsigned ElementCount) {
 413   return wrap(ArrayType::get(unwrap(ElementType), ElementCount));
 414 }
 415
 416 LLVMTypeRef LLVMPointerType(LLVMTypeRef ElementType, unsigned AddressSpace) {
 417   return wrap(PointerType::get(unwrap(ElementType), AddressSpace));
 418 }
 419
 420 LLVMTypeRef LLVMVectorType(LLVMTypeRef ElementType, unsigned ElementCount) {
 421   return wrap(VectorType::get(unwrap(ElementType), ElementCount));
 422 }
 423
 424 LLVMTypeRef LLVMGetElementType(LLVMTypeRef Ty) {
 425   return wrap(unwrap<SequentialType>(Ty)->getElementType());
 426 }
 427
 428 unsigned LLVMGetArrayLength(LLVMTypeRef ArrayTy) {
 429   return unwrap<ArrayType>(ArrayTy)->getNumElements();
 430 }
 431
 432 unsigned LLVMGetPointerAddressSpace(LLVMTypeRef PointerTy) {
 433   return unwrap<PointerType>(PointerTy)->getAddressSpace();
 434 }
 435
 436 unsigned LLVMGetVectorSize(LLVMTypeRef VectorTy) {
 437   return unwrap<VectorType>(VectorTy)->getNumElements();
 438 }
 439
 440 /*--.. Operations on other types ...........................................--*/
 441
 442 LLVMTypeRef LLVMVoidTypeInContext(LLVMContextRef C)  {
 443   return wrap(Type::getVoidTy(*unwrap(C)));
 444 }
 445 LLVMTypeRef LLVMLabelTypeInContext(LLVMContextRef C) {
 446   return wrap(Type::getLabelTy(*unwrap(C)));
 447 }
 448
 449 LLVMTypeRef LLVMVoidType(void)  {
 450   return LLVMVoidTypeInContext(LLVMGetGlobalContext());
 451 }
 452 LLVMTypeRef LLVMLabelType(void) {
 453   return LLVMLabelTypeInContext(LLVMGetGlobalContext());
 454 }
 455
 456 /*===-- Operations on values ----------------------------------------------===*/
 457
 458 /*--.. Operations on all values ............................................--*/
 459
 460 LLVMTypeRef LLVMTypeOf(LLVMValueRef Val) {
 461   return wrap(unwrap(Val)->getType());
 462 }
 463
 464 const char *LLVMGetValueName(LLVMValueRef Val) {
 465   return unwrap(Val)->getName().data();
 466 }
 467
 468 void LLVMSetValueName(LLVMValueRef Val, const char *Name) {
 469   unwrap(Val)->setName(Name);
 470 }
 471
 472 void LLVMDumpValue(LLVMValueRef Val) {
 473   unwrap(Val)->dump();
 474 }
 475
 476 char* LLVMPrintValueToString(LLVMValueRef Val) {
 477   std::string buf;
 478   raw_string_ostream os(buf);
 479
 480   unwrap(Val)->print(os);
 481   os.flush();
 482
 483   return strdup(buf.c_str());
 484 }
 485
 486 void LLVMReplaceAllUsesWith(LLVMValueRef OldVal, LLVMValueRef NewVal) {
 487   unwrap(OldVal)->replaceAllUsesWith(unwrap(NewVal));
 488 }
 489
 490 int LLVMHasMetadata(LLVMValueRef Inst) {
 491   return unwrap<Instruction>(Inst)->hasMetadata();
 492 }
 493
 494 LLVMValueRef LLVMGetMetadata(LLVMValueRef Inst, unsigned KindID) {
 495   return wrap(unwrap<Instruction>(Inst)->getMetadata(KindID));
 496 }
 497
 498 void LLVMSetMetadata(LLVMValueRef Inst, unsigned KindID, LLVMValueRef MD) {
 499   unwrap<Instruction>(Inst)->setMetadata(KindID, MD? unwrap<MDNode>(MD) : NULL);
 500 }
 501
 502 /*--.. Conversion functions ................................................--*/
 503
 504 #define LLVM_DEFINE_VALUE_CAST(name)                                       \
 505   LLVMValueRef LLVMIsA##name(LLVMValueRef Val) {                           \
 506     return wrap(static_cast<Value*>(dyn_cast_or_null<name>(unwrap(Val)))); \
 507   }
 508
 509 LLVM_FOR_EACH_VALUE_SUBCLASS(LLVM_DEFINE_VALUE_CAST)
 510
 511 /*--.. Operations on Uses ..................................................--*/
 512 LLVMUseRef LLVMGetFirstUse(LLVMValueRef Val) {
 513   Value *V = unwrap(Val);
 514   Value::use_iterator I = V->use_begin();
 515   if (I == V->use_end())
 516     return 0;
 517   return wrap(&*I);
 518 }
 519
 520 LLVMUseRef LLVMGetNextUse(LLVMUseRef U) {
 521   Use *Next = unwrap(U)->getNext();
 522   if (Next)
 523     return wrap(Next);
 524   return 0;
 525 }
 526
 527 LLVMValueRef LLVMGetUser(LLVMUseRef U) {
 528   return wrap(unwrap(U)->getUser());
 529 }
 530
 531 LLVMValueRef LLVMGetUsedValue(LLVMUseRef U) {
 532   return wrap(unwrap(U)->get());
 533 }
 534
 535 /*--.. Operations on Users .................................................--*/
 536 LLVMValueRef LLVMGetOperand(LLVMValueRef Val, unsigned Index) {
 537   Value *V = unwrap(Val);
 538   if (MDNode *MD = dyn_cast<MDNode>(V))
 539       return wrap(MD->getOperand(Index));
 540   return wrap(cast<User>(V)->getOperand(Index));
 541 }
 542
 543 void LLVMSetOperand(LLVMValueRef Val, unsigned Index, LLVMValueRef Op) {
 544   unwrap<User>(Val)->setOperand(Index, unwrap(Op));
 545 }
 546
 547 int LLVMGetNumOperands(LLVMValueRef Val) {
 548   Value *V = unwrap(Val);
 549   if (MDNode *MD = dyn_cast<MDNode>(V))
 550       return MD->getNumOperands();
 551   return cast<User>(V)->getNumOperands();
 552 }
 553
 554 /*--.. Operations on constants of any type .................................--*/
 555
 556 LLVMValueRef LLVMConstNull(LLVMTypeRef Ty) {
 557   return wrap(Constant::getNullValue(unwrap(Ty)));
 558 }
 559
 560 LLVMValueRef LLVMConstAllOnes(LLVMTypeRef Ty) {
 561   return wrap(Constant::getAllOnesValue(unwrap(Ty)));
 562 }
 563
 564 LLVMValueRef LLVMGetUndef(LLVMTypeRef Ty) {
 565   return wrap(UndefValue::get(unwrap(Ty)));
 566 }
 567
 568 LLVMBool LLVMIsConstant(LLVMValueRef Ty) {
 569   return isa<Constant>(unwrap(Ty));
 570 }
 571
 572 LLVMBool LLVMIsNull(LLVMValueRef Val) {
 573   if (Constant *C = dyn_cast<Constant>(unwrap(Val)))
 574     return C->isNullValue();
 575   return false;
 576 }
 577
 578 LLVMBool LLVMIsUndef(LLVMValueRef Val) {
 579   return isa<UndefValue>(unwrap(Val));
 580 }
 581
 582 LLVMValueRef LLVMConstPointerNull(LLVMTypeRef Ty) {
 583   return
 584       wrap(ConstantPointerNull::get(unwrap<PointerType>(Ty)));
 585 }
 586
 587 /*--.. Operations on metadata nodes ........................................--*/
 588
 589 LLVMValueRef LLVMMDStringInContext(LLVMContextRef C, const char *Str,
 590                                    unsigned SLen) {
 591   return wrap(MDString::get(*unwrap(C), StringRef(Str, SLen)));
 592 }
 593
 594 LLVMValueRef LLVMMDString(const char *Str, unsigned SLen) {
 595   return LLVMMDStringInContext(LLVMGetGlobalContext(), Str, SLen);
 596 }
 597
 598 LLVMValueRef LLVMMDNodeInContext(LLVMContextRef C, LLVMValueRef *Vals,
 599                                  unsigned Count) {
 600   return wrap(MDNode::get(*unwrap(C),
 601                           makeArrayRef(unwrap<Value>(Vals, Count), Count)));
 602 }
 603
 604 LLVMValueRef LLVMMDNode(LLVMValueRef *Vals, unsigned Count) {
 605   return LLVMMDNodeInContext(LLVMGetGlobalContext(), Vals, Count);
 606 }
 607
 608 const char *LLVMGetMDString(LLVMValueRef V, unsigned* Len) {
 609   if (const MDString *S = dyn_cast<MDString>(unwrap(V))) {
 610     *Len = S->getString().size();
 611     return S->getString().data();
 612   }
 613   *Len = 0;
 614   return 0;
 615 }
 616
 617 unsigned LLVMGetMDNodeNumOperands(LLVMValueRef V)
 618 {
 619   return cast<MDNode>(unwrap(V))->getNumOperands();
 620 }
 621
 622 void LLVMGetMDNodeOperands(LLVMValueRef V, LLVMValueRef *Dest)
 623 {
 624   const MDNode *N = cast<MDNode>(unwrap(V));
 625   const unsigned numOperands = N->getNumOperands();
 626   for (unsigned i = 0; i < numOperands; i++)
 627     Dest[i] = wrap(N->getOperand(i));
 628 }
 629
 630 unsigned LLVMGetNamedMetadataNumOperands(LLVMModuleRef M, const char* name)
 631 {
 632   if (NamedMDNode *N = unwrap(M)->getNamedMetadata(name)) {
 633     return N->getNumOperands();
 634   }
 635   return 0;
 636 }
 637
 638 void LLVMGetNamedMetadataOperands(LLVMModuleRef M, const char* name, LLVMValueRef *Dest)
 639 {
 640   NamedMDNode *N = unwrap(M)->getNamedMetadata(name);
 641   if (!N)
 642     return;
 643   for (unsigned i=0;i<N->getNumOperands();i++)
 644     Dest[i] = wrap(N->getOperand(i));
 645 }
 646
 647 void LLVMAddNamedMetadataOperand(LLVMModuleRef M, const char* name,
 648                                  LLVMValueRef Val)
 649 {
 650   NamedMDNode *N = unwrap(M)->getOrInsertNamedMetadata(name);
 651   if (!N)
 652     return;
 653   MDNode *Op = Val ? unwrap<MDNode>(Val) : NULL;
 654   if (Op)
 655     N->addOperand(Op);
 656 }
 657
 658 /*--.. Operations on scalar constants ......................................--*/
 659
 660 LLVMValueRef LLVMConstInt(LLVMTypeRef IntTy, unsigned long long N,
 661                           LLVMBool SignExtend) {
 662   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), N, SignExtend != 0));
 663 }
 664
 665 LLVMValueRef LLVMConstIntOfArbitraryPrecision(LLVMTypeRef IntTy,
 666                                               unsigned NumWords,
 667                                               const uint64_t Words[]) {
 668     IntegerType *Ty = unwrap<IntegerType>(IntTy);
 669     return wrap(ConstantInt::get(Ty->getContext(),
 670                                  APInt(Ty->getBitWidth(),
 671                                        makeArrayRef(Words, NumWords))));
 672 }
 673
 674 LLVMValueRef LLVMConstIntOfString(LLVMTypeRef IntTy, const char Str[],
 675                                   uint8_t Radix) {
 676   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), StringRef(Str),
 677                                Radix));
 678 }
 679
 680 LLVMValueRef LLVMConstIntOfStringAndSize(LLVMTypeRef IntTy, const char Str[],
 681                                          unsigned SLen, uint8_t Radix) {
 682   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), StringRef(Str, SLen),
 683                                Radix));
 684 }
 685
 686 LLVMValueRef LLVMConstReal(LLVMTypeRef RealTy, double N) {
 687   return wrap(ConstantFP::get(unwrap(RealTy), N));
 688 }
 689
 690 LLVMValueRef LLVMConstRealOfString(LLVMTypeRef RealTy, const char *Text) {
 691   return wrap(ConstantFP::get(unwrap(RealTy), StringRef(Text)));
 692 }
 693
 694 LLVMValueRef LLVMConstRealOfStringAndSize(LLVMTypeRef RealTy, const char Str[],
 695                                           unsigned SLen) {
 696   return wrap(ConstantFP::get(unwrap(RealTy), StringRef(Str, SLen)));
 697 }
 698
 699 unsigned long long LLVMConstIntGetZExtValue(LLVMValueRef ConstantVal) {
 700   return unwrap<ConstantInt>(ConstantVal)->getZExtValue();
 701 }
 702
 703 long long LLVMConstIntGetSExtValue(LLVMValueRef ConstantVal) {
 704   return unwrap<ConstantInt>(ConstantVal)->getSExtValue();
 705 }
 706
 707 /*--.. Operations on composite constants ...................................--*/
 708
 709 LLVMValueRef LLVMConstStringInContext(LLVMContextRef C, const char *Str,
 710                                       unsigned Length,
 711                                       LLVMBool DontNullTerminate) {
 712   /* Inverted the sense of AddNull because ', 0)' is a
 713      better mnemonic for null termination than ', 1)'. */
 714   return wrap(ConstantDataArray::getString(*unwrap(C), StringRef(Str, Length),
 715                                            DontNullTerminate == 0));
 716 }
 717 LLVMValueRef LLVMConstStructInContext(LLVMContextRef C,
 718                                       LLVMValueRef *ConstantVals,
 719                                       unsigned Count, LLVMBool Packed) {
 720   Constant **Elements = unwrap<Constant>(ConstantVals, Count);
 721   return wrap(ConstantStruct::getAnon(*unwrap(C), makeArrayRef(Elements, Count),
 722                                       Packed != 0));
 723 }
 724
 725 LLVMValueRef LLVMConstString(const char *Str, unsigned Length,
 726                              LLVMBool DontNullTerminate) {
 727   return LLVMConstStringInContext(LLVMGetGlobalContext(), Str, Length,
 728                                   DontNullTerminate);
 729 }
 730 LLVMValueRef LLVMConstArray(LLVMTypeRef ElementTy,
 731                             LLVMValueRef *ConstantVals, unsigned Length) {
 732   ArrayRef<Constant*> V(unwrap<Constant>(ConstantVals, Length), Length);
 733   return wrap(ConstantArray::get(ArrayType::get(unwrap(ElementTy), Length), V));
 734 }
 735 LLVMValueRef LLVMConstStruct(LLVMValueRef *ConstantVals, unsigned Count,
 736                              LLVMBool Packed) {
 737   return LLVMConstStructInContext(LLVMGetGlobalContext(), ConstantVals, Count,
 738                                   Packed);
 739 }
 740
 741 LLVMValueRef LLVMConstNamedStruct(LLVMTypeRef StructTy,
 742                                   LLVMValueRef *ConstantVals,
 743                                   unsigned Count) {
 744   Constant **Elements = unwrap<Constant>(ConstantVals, Count);
 745   StructType *Ty = cast<StructType>(unwrap(StructTy));
 746
 747   return wrap(ConstantStruct::get(Ty, makeArrayRef(Elements, Count)));
 748 }
 749
 750 LLVMValueRef LLVMConstVector(LLVMValueRef *ScalarConstantVals, unsigned Size) {
 751   return wrap(ConstantVector::get(makeArrayRef(
 752                             unwrap<Constant>(ScalarConstantVals, Size), Size)));
 753 }
 754
 755 /*-- Opcode mapping */
 756
 757 static LLVMOpcode map_to_llvmopcode(int opcode)
 758 {
 759     switch (opcode) {
 760       default: llvm_unreachable("Unhandled Opcode.");
 761 #define HANDLE_INST(num, opc, clas) case num: return LLVM##opc;
 762 #include "llvm/IR/Instruction.def"
 763 #undef HANDLE_INST
 764     }
 765 }
 766
 767 static int map_from_llvmopcode(LLVMOpcode code)
 768 {
 769     switch (code) {
 770 #define HANDLE_INST(num, opc, clas) case LLVM##opc: return num;
 771 #include "llvm/IR/Instruction.def"
 772 #undef HANDLE_INST
 773     }
 774     llvm_unreachable("Unhandled Opcode.");
 775 }
 776
 777 /*--.. Constant expressions ................................................--*/
 778
 779 LLVMOpcode LLVMGetConstOpcode(LLVMValueRef ConstantVal) {
 780   return map_to_llvmopcode(unwrap<ConstantExpr>(ConstantVal)->getOpcode());
 781 }
 782
 783 LLVMValueRef LLVMAlignOf(LLVMTypeRef Ty) {
 784   return wrap(ConstantExpr::getAlignOf(unwrap(Ty)));
 785 }
 786
 787 LLVMValueRef LLVMSizeOf(LLVMTypeRef Ty) {
 788   return wrap(ConstantExpr::getSizeOf(unwrap(Ty)));
 789 }
 790
 791 LLVMValueRef LLVMConstNeg(LLVMValueRef ConstantVal) {
 792   return wrap(ConstantExpr::getNeg(unwrap<Constant>(ConstantVal)));
 793 }
 794
 795 LLVMValueRef LLVMConstNSWNeg(LLVMValueRef ConstantVal) {
 796   return wrap(ConstantExpr::getNSWNeg(unwrap<Constant>(ConstantVal)));
 797 }
 798
 799 LLVMValueRef LLVMConstNUWNeg(LLVMValueRef ConstantVal) {
 800   return wrap(ConstantExpr::getNUWNeg(unwrap<Constant>(ConstantVal)));
 801 }
 802
 803
 804 LLVMValueRef LLVMConstFNeg(LLVMValueRef ConstantVal) {
 805   return wrap(ConstantExpr::getFNeg(unwrap<Constant>(ConstantVal)));
 806 }
 807
 808 LLVMValueRef LLVMConstNot(LLVMValueRef ConstantVal) {
 809   return wrap(ConstantExpr::getNot(unwrap<Constant>(ConstantVal)));
 810 }
 811
 812 LLVMValueRef LLVMConstAdd(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 813   return wrap(ConstantExpr::getAdd(unwrap<Constant>(LHSConstant),
 814                                    unwrap<Constant>(RHSConstant)));
 815 }
 816
 817 LLVMValueRef LLVMConstNSWAdd(LLVMValueRef LHSConstant,
 818                              LLVMValueRef RHSConstant) {
 819   return wrap(ConstantExpr::getNSWAdd(unwrap<Constant>(LHSConstant),
 820                                       unwrap<Constant>(RHSConstant)));
 821 }
 822
 823 LLVMValueRef LLVMConstNUWAdd(LLVMValueRef LHSConstant,
 824                              LLVMValueRef RHSConstant) {
 825   return wrap(ConstantExpr::getNUWAdd(unwrap<Constant>(LHSConstant),
 826                                       unwrap<Constant>(RHSConstant)));
 827 }
 828
 829 LLVMValueRef LLVMConstFAdd(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 830   return wrap(ConstantExpr::getFAdd(unwrap<Constant>(LHSConstant),
 831                                     unwrap<Constant>(RHSConstant)));
 832 }
 833
 834 LLVMValueRef LLVMConstSub(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 835   return wrap(ConstantExpr::getSub(unwrap<Constant>(LHSConstant),
 836                                    unwrap<Constant>(RHSConstant)));
 837 }
 838
 839 LLVMValueRef LLVMConstNSWSub(LLVMValueRef LHSConstant,
 840                              LLVMValueRef RHSConstant) {
 841   return wrap(ConstantExpr::getNSWSub(unwrap<Constant>(LHSConstant),
 842                                       unwrap<Constant>(RHSConstant)));
 843 }
 844
 845 LLVMValueRef LLVMConstNUWSub(LLVMValueRef LHSConstant,
 846                              LLVMValueRef RHSConstant) {
 847   return wrap(ConstantExpr::getNUWSub(unwrap<Constant>(LHSConstant),
 848                                       unwrap<Constant>(RHSConstant)));
 849 }
 850
 851 LLVMValueRef LLVMConstFSub(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 852   return wrap(ConstantExpr::getFSub(unwrap<Constant>(LHSConstant),
 853                                     unwrap<Constant>(RHSConstant)));
 854 }
 855
 856 LLVMValueRef LLVMConstMul(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 857   return wrap(ConstantExpr::getMul(unwrap<Constant>(LHSConstant),
 858                                    unwrap<Constant>(RHSConstant)));
 859 }
 860
 861 LLVMValueRef LLVMConstNSWMul(LLVMValueRef LHSConstant,
 862                              LLVMValueRef RHSConstant) {
 863   return wrap(ConstantExpr::getNSWMul(unwrap<Constant>(LHSConstant),
 864                                       unwrap<Constant>(RHSConstant)));
 865 }
 866
 867 LLVMValueRef LLVMConstNUWMul(LLVMValueRef LHSConstant,
 868                              LLVMValueRef RHSConstant) {
 869   return wrap(ConstantExpr::getNUWMul(unwrap<Constant>(LHSConstant),
 870                                       unwrap<Constant>(RHSConstant)));
 871 }
 872
 873 LLVMValueRef LLVMConstFMul(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 874   return wrap(ConstantExpr::getFMul(unwrap<Constant>(LHSConstant),
 875                                     unwrap<Constant>(RHSConstant)));
 876 }
 877
 878 LLVMValueRef LLVMConstUDiv(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 879   return wrap(ConstantExpr::getUDiv(unwrap<Constant>(LHSConstant),
 880                                     unwrap<Constant>(RHSConstant)));
 881 }
 882
 883 LLVMValueRef LLVMConstSDiv(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 884   return wrap(ConstantExpr::getSDiv(unwrap<Constant>(LHSConstant),
 885                                     unwrap<Constant>(RHSConstant)));
 886 }
 887
 888 LLVMValueRef LLVMConstExactSDiv(LLVMValueRef LHSConstant,
 889                                 LLVMValueRef RHSConstant) {
 890   return wrap(ConstantExpr::getExactSDiv(unwrap<Constant>(LHSConstant),
 891                                          unwrap<Constant>(RHSConstant)));
 892 }
 893
 894 LLVMValueRef LLVMConstFDiv(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 895   return wrap(ConstantExpr::getFDiv(unwrap<Constant>(LHSConstant),
 896                                     unwrap<Constant>(RHSConstant)));
 897 }
 898
 899 LLVMValueRef LLVMConstURem(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 900   return wrap(ConstantExpr::getURem(unwrap<Constant>(LHSConstant),
 901                                     unwrap<Constant>(RHSConstant)));
 902 }
 903
 904 LLVMValueRef LLVMConstSRem(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 905   return wrap(ConstantExpr::getSRem(unwrap<Constant>(LHSConstant),
 906                                     unwrap<Constant>(RHSConstant)));
 907 }
 908
 909 LLVMValueRef LLVMConstFRem(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 910   return wrap(ConstantExpr::getFRem(unwrap<Constant>(LHSConstant),
 911                                     unwrap<Constant>(RHSConstant)));
 912 }
 913
 914 LLVMValueRef LLVMConstAnd(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 915   return wrap(ConstantExpr::getAnd(unwrap<Constant>(LHSConstant),
 916                                    unwrap<Constant>(RHSConstant)));
 917 }
 918
 919 LLVMValueRef LLVMConstOr(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 920   return wrap(ConstantExpr::getOr(unwrap<Constant>(LHSConstant),
 921                                   unwrap<Constant>(RHSConstant)));
 922 }
 923
 924 LLVMValueRef LLVMConstXor(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 925   return wrap(ConstantExpr::getXor(unwrap<Constant>(LHSConstant),
 926                                    unwrap<Constant>(RHSConstant)));
 927 }
 928
 929 LLVMValueRef LLVMConstICmp(LLVMIntPredicate Predicate,
 930                            LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 931   return wrap(ConstantExpr::getICmp(Predicate,
 932                                     unwrap<Constant>(LHSConstant),
 933                                     unwrap<Constant>(RHSConstant)));
 934 }
 935
 936 LLVMValueRef LLVMConstFCmp(LLVMRealPredicate Predicate,
 937                            LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 938   return wrap(ConstantExpr::getFCmp(Predicate,
 939                                     unwrap<Constant>(LHSConstant),
 940                                     unwrap<Constant>(RHSConstant)));
 941 }
 942
 943 LLVMValueRef LLVMConstShl(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 944   return wrap(ConstantExpr::getShl(unwrap<Constant>(LHSConstant),
 945                                    unwrap<Constant>(RHSConstant)));
 946 }
 947
 948 LLVMValueRef LLVMConstLShr(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 949   return wrap(ConstantExpr::getLShr(unwrap<Constant>(LHSConstant),
 950                                     unwrap<Constant>(RHSConstant)));
 951 }
 952
 953 LLVMValueRef LLVMConstAShr(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 954   return wrap(ConstantExpr::getAShr(unwrap<Constant>(LHSConstant),
 955                                     unwrap<Constant>(RHSConstant)));
 956 }
 957
 958 LLVMValueRef LLVMConstGEP(LLVMValueRef ConstantVal,
 959                           LLVMValueRef *ConstantIndices, unsigned NumIndices) {
 960   ArrayRef<Constant *> IdxList(unwrap<Constant>(ConstantIndices, NumIndices),
 961                                NumIndices);
 962   return wrap(ConstantExpr::getGetElementPtr(unwrap<Constant>(ConstantVal),
 963                                              IdxList));
 964 }
 965
 966 LLVMValueRef LLVMConstInBoundsGEP(LLVMValueRef ConstantVal,
 967                                   LLVMValueRef *ConstantIndices,
 968                                   unsigned NumIndices) {
 969   Constant* Val = unwrap<Constant>(ConstantVal);
 970   ArrayRef<Constant *> IdxList(unwrap<Constant>(ConstantIndices, NumIndices),
 971                                NumIndices);
 972   return wrap(ConstantExpr::getInBoundsGetElementPtr(Val, IdxList));
 973 }
 974
 975 LLVMValueRef LLVMConstTrunc(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
 976   return wrap(ConstantExpr::getTrunc(unwrap<Constant>(ConstantVal),
 977                                      unwrap(ToType)));
 978 }
 979
 980 LLVMValueRef LLVMConstSExt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
 981   return wrap(ConstantExpr::getSExt(unwrap<Constant>(ConstantVal),
 982                                     unwrap(ToType)));
 983 }
 984
 985 LLVMValueRef LLVMConstZExt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
 986   return wrap(ConstantExpr::getZExt(unwrap<Constant>(ConstantVal),
 987                                     unwrap(ToType)));
 988 }
 989
 990 LLVMValueRef LLVMConstFPTrunc(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
 991   return wrap(ConstantExpr::getFPTrunc(unwrap<Constant>(ConstantVal),
 992                                        unwrap(ToType)));
 993 }
 994
 995 LLVMValueRef LLVMConstFPExt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
 996   return wrap(ConstantExpr::getFPExtend(unwrap<Constant>(ConstantVal),
 997                                         unwrap(ToType)));
 998 }
 999
1000 LLVMValueRef LLVMConstUIToFP(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1001   return wrap(ConstantExpr::getUIToFP(unwrap<Constant>(ConstantVal),
1002                                       unwrap(ToType)));
1003 }
1004
1005 LLVMValueRef LLVMConstSIToFP(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1006   return wrap(ConstantExpr::getSIToFP(unwrap<Constant>(ConstantVal),
1007                                       unwrap(ToType)));
1008 }
1009
1010 LLVMValueRef LLVMConstFPToUI(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1011   return wrap(ConstantExpr::getFPToUI(unwrap<Constant>(ConstantVal),
1012                                       unwrap(ToType)));
1013 }
1014
1015 LLVMValueRef LLVMConstFPToSI(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1016   return wrap(ConstantExpr::getFPToSI(unwrap<Constant>(ConstantVal),
1017                                       unwrap(ToType)));
1018 }
1019
1020 LLVMValueRef LLVMConstPtrToInt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1021   return wrap(ConstantExpr::getPtrToInt(unwrap<Constant>(ConstantVal),
1022                                         unwrap(ToType)));
1023 }
1024
1025 LLVMValueRef LLVMConstIntToPtr(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1026   return wrap(ConstantExpr::getIntToPtr(unwrap<Constant>(ConstantVal),
1027                                         unwrap(ToType)));
1028 }
1029
1030 LLVMValueRef LLVMConstBitCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1031   return wrap(ConstantExpr::getBitCast(unwrap<Constant>(ConstantVal),
1032                                        unwrap(ToType)));
1033 }
1034
1035 LLVMValueRef LLVMConstAddrSpaceCast(LLVMValueRef ConstantVal,
1036                                     LLVMTypeRef ToType) {
1037   return wrap(ConstantExpr::getAddrSpaceCast(unwrap<Constant>(ConstantVal),
1038                                              unwrap(ToType)));
1039 }
1040
1041 LLVMValueRef LLVMConstZExtOrBitCast(LLVMValueRef ConstantVal,
1042                                     LLVMTypeRef ToType) {
1043   return wrap(ConstantExpr::getZExtOrBitCast(unwrap<Constant>(ConstantVal),
1044                                              unwrap(ToType)));
1045 }
1046
1047 LLVMValueRef LLVMConstSExtOrBitCast(LLVMValueRef ConstantVal,
1048                                     LLVMTypeRef ToType) {
1049   return wrap(ConstantExpr::getSExtOrBitCast(unwrap<Constant>(ConstantVal),
1050                                              unwrap(ToType)));
1051 }
1052
1053 LLVMValueRef LLVMConstTruncOrBitCast(LLVMValueRef ConstantVal,
1054                                      LLVMTypeRef ToType) {
1055   return wrap(ConstantExpr::getTruncOrBitCast(unwrap<Constant>(ConstantVal),
1056                                               unwrap(ToType)));
1057 }
1058
1059 LLVMValueRef LLVMConstPointerCast(LLVMValueRef ConstantVal,
1060                                   LLVMTypeRef ToType) {
1061   return wrap(ConstantExpr::getPointerCast(unwrap<Constant>(ConstantVal),
1062                                            unwrap(ToType)));
1063 }
1064
1065 LLVMValueRef LLVMConstIntCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType,
1066                               LLVMBool isSigned) {
1067   return wrap(ConstantExpr::getIntegerCast(unwrap<Constant>(ConstantVal),
1068                                            unwrap(ToType), isSigned));
1069 }
1070
1071 LLVMValueRef LLVMConstFPCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1072   return wrap(ConstantExpr::getFPCast(unwrap<Constant>(ConstantVal),
1073                                       unwrap(ToType)));
1074 }
1075
1076 LLVMValueRef LLVMConstSelect(LLVMValueRef ConstantCondition,
1077                              LLVMValueRef ConstantIfTrue,
1078                              LLVMValueRef ConstantIfFalse) {
1079   return wrap(ConstantExpr::getSelect(unwrap<Constant>(ConstantCondition),
1080                                       unwrap<Constant>(ConstantIfTrue),
1081                                       unwrap<Constant>(ConstantIfFalse)));
1082 }
1083
1084 LLVMValueRef LLVMConstExtractElement(LLVMValueRef VectorConstant,
1085                                      LLVMValueRef IndexConstant) {
1086   return wrap(ConstantExpr::getExtractElement(unwrap<Constant>(VectorConstant),
1087                                               unwrap<Constant>(IndexConstant)));
1088 }
1089
1090 LLVMValueRef LLVMConstInsertElement(LLVMValueRef VectorConstant,
1091                                     LLVMValueRef ElementValueConstant,
1092                                     LLVMValueRef IndexConstant) {
1093   return wrap(ConstantExpr::getInsertElement(unwrap<Constant>(VectorConstant),
1094                                          unwrap<Constant>(ElementValueConstant),
1095                                              unwrap<Constant>(IndexConstant)));
1096 }
1097
1098 LLVMValueRef LLVMConstShuffleVector(LLVMValueRef VectorAConstant,
1099                                     LLVMValueRef VectorBConstant,
1100                                     LLVMValueRef MaskConstant) {
1101   return wrap(ConstantExpr::getShuffleVector(unwrap<Constant>(VectorAConstant),
1102                                              unwrap<Constant>(VectorBConstant),
1103                                              unwrap<Constant>(MaskConstant)));
1104 }
1105
1106 LLVMValueRef LLVMConstExtractValue(LLVMValueRef AggConstant, unsigned *IdxList,
1107                                    unsigned NumIdx) {
1108   return wrap(ConstantExpr::getExtractValue(unwrap<Constant>(AggConstant),
1109                                             makeArrayRef(IdxList, NumIdx)));
1110 }
1111
1112 LLVMValueRef LLVMConstInsertValue(LLVMValueRef AggConstant,
1113                                   LLVMValueRef ElementValueConstant,
1114                                   unsigned *IdxList, unsigned NumIdx) {
1115   return wrap(ConstantExpr::getInsertValue(unwrap<Constant>(AggConstant),
1116                                          unwrap<Constant>(ElementValueConstant),
1117                                            makeArrayRef(IdxList, NumIdx)));
1118 }
1119
1120 LLVMValueRef LLVMConstInlineAsm(LLVMTypeRef Ty, const char *AsmString,
1121                                 const char *Constraints,
1122                                 LLVMBool HasSideEffects,
1123                                 LLVMBool IsAlignStack) {
1124   return wrap(InlineAsm::get(dyn_cast<FunctionType>(unwrap(Ty)), AsmString,
1125                              Constraints, HasSideEffects, IsAlignStack));
1126 }
1127
1128 LLVMValueRef LLVMBlockAddress(LLVMValueRef F, LLVMBasicBlockRef BB) {
1129   return wrap(BlockAddress::get(unwrap<Function>(F), unwrap(BB)));
1130 }
1131
1132 /*--.. Operations on global variables, functions, and aliases (globals) ....--*/
1133
1134 LLVMModuleRef LLVMGetGlobalParent(LLVMValueRef Global) {
1135   return wrap(unwrap<GlobalValue>(Global)->getParent());
1136 }
1137
1138 LLVMBool LLVMIsDeclaration(LLVMValueRef Global) {
1139   return unwrap<GlobalValue>(Global)->isDeclaration();
1140 }
1141
1142 LLVMLinkage LLVMGetLinkage(LLVMValueRef Global) {
1143   switch (unwrap<GlobalValue>(Global)->getLinkage()) {
1144   case GlobalValue::ExternalLinkage:
1145     return LLVMExternalLinkage;
1146   case GlobalValue::AvailableExternallyLinkage:
1147     return LLVMAvailableExternallyLinkage;
1148   case GlobalValue::LinkOnceAnyLinkage:
1149     return LLVMLinkOnceAnyLinkage;
1150   case GlobalValue::LinkOnceODRLinkage:
1151     return LLVMLinkOnceODRLinkage;
1152   case GlobalValue::WeakAnyLinkage:
1153     return LLVMWeakAnyLinkage;
1154   case GlobalValue::WeakODRLinkage:
1155     return LLVMWeakODRLinkage;
1156   case GlobalValue::AppendingLinkage:
1157     return LLVMAppendingLinkage;
1158   case GlobalValue::InternalLinkage:
1159     return LLVMInternalLinkage;
1160   case GlobalValue::PrivateLinkage:
1161     return LLVMPrivateLinkage;
1162   case GlobalValue::LinkerPrivateLinkage:
1163     return LLVMLinkerPrivateLinkage;
1164   case GlobalValue::LinkerPrivateWeakLinkage:
1165     return LLVMLinkerPrivateWeakLinkage;
1166   case GlobalValue::ExternalWeakLinkage:
1167     return LLVMExternalWeakLinkage;
1168   case GlobalValue::CommonLinkage:
1169     return LLVMCommonLinkage;
1170   }
1171
1172   llvm_unreachable("Invalid GlobalValue linkage!");
1173 }
1174
1175 void LLVMSetLinkage(LLVMValueRef Global, LLVMLinkage Linkage) {
1176   GlobalValue *GV = unwrap<GlobalValue>(Global);
1177
1178   switch (Linkage) {
1179   case LLVMExternalLinkage:
1180     GV->setLinkage(GlobalValue::ExternalLinkage);
1181     break;
1182   case LLVMAvailableExternallyLinkage:
1183     GV->setLinkage(GlobalValue::AvailableExternallyLinkage);
1184     break;
1185   case LLVMLinkOnceAnyLinkage:
1186     GV->setLinkage(GlobalValue::LinkOnceAnyLinkage);
1187     break;
1188   case LLVMLinkOnceODRLinkage:
1189     GV->setLinkage(GlobalValue::LinkOnceODRLinkage);
1190     break;
1191   case LLVMLinkOnceODRAutoHideLinkage:
1192     DEBUG(errs() << "LLVMSetLinkage(): LLVMLinkOnceODRAutoHideLinkage is no "
1193                     "longer supported.");
1194     break;
1195   case LLVMWeakAnyLinkage:
1196     GV->setLinkage(GlobalValue::WeakAnyLinkage);
1197     break;
1198   case LLVMWeakODRLinkage:
1199     GV->setLinkage(GlobalValue::WeakODRLinkage);
1200     break;
1201   case LLVMAppendingLinkage:
1202     GV->setLinkage(GlobalValue::AppendingLinkage);
1203     break;
1204   case LLVMInternalLinkage:
1205     GV->setLinkage(GlobalValue::InternalLinkage);
1206     break;
1207   case LLVMPrivateLinkage:
1208     GV->setLinkage(GlobalValue::PrivateLinkage);
1209     break;
1210   case LLVMLinkerPrivateLinkage:
1211     GV->setLinkage(GlobalValue::LinkerPrivateLinkage);
1212     break;
1213   case LLVMLinkerPrivateWeakLinkage:
1214     GV->setLinkage(GlobalValue::LinkerPrivateWeakLinkage);
1215     break;
1216   case LLVMDLLImportLinkage:
1217     DEBUG(errs()
1218           << "LLVMSetLinkage(): LLVMDLLImportLinkage is no longer supported.");
1219     break;
1220   case LLVMDLLExportLinkage:
1221     DEBUG(errs()
1222           << "LLVMSetLinkage(): LLVMDLLExportLinkage is no longer supported.");
1223     break;
1224   case LLVMExternalWeakLinkage:
1225     GV->setLinkage(GlobalValue::ExternalWeakLinkage);
1226     break;
1227   case LLVMGhostLinkage:
1228     DEBUG(errs()
1229           << "LLVMSetLinkage(): LLVMGhostLinkage is no longer supported.");
1230     break;
1231   case LLVMCommonLinkage:
1232     GV->setLinkage(GlobalValue::CommonLinkage);
1233     break;
1234   }
1235 }
1236
1237 const char *LLVMGetSection(LLVMValueRef Global) {
1238   return unwrap<GlobalValue>(Global)->getSection().c_str();
1239 }
1240
1241 void LLVMSetSection(LLVMValueRef Global, const char *Section) {
1242   unwrap<GlobalValue>(Global)->setSection(Section);
1243 }
1244
1245 LLVMVisibility LLVMGetVisibility(LLVMValueRef Global) {
1246   return static_cast<LLVMVisibility>(
1247     unwrap<GlobalValue>(Global)->getVisibility());
1248 }
1249
1250 void LLVMSetVisibility(LLVMValueRef Global, LLVMVisibility Viz) {
1251   unwrap<GlobalValue>(Global)
1252     ->setVisibility(static_cast<GlobalValue::VisibilityTypes>(Viz));
1253 }
1254
1255 LLVMDLLStorageClass LLVMGetDLLStorageClass(LLVMValueRef Global) {
1256   return static_cast<LLVMDLLStorageClass>(
1257       unwrap<GlobalValue>(Global)->getDLLStorageClass());
1258 }
1259
1260 void LLVMSetDLLStorageClass(LLVMValueRef Global, LLVMDLLStorageClass Class) {
1261   unwrap<GlobalValue>(Global)->setDLLStorageClass(
1262       static_cast<GlobalValue::DLLStorageClassTypes>(Class));
1263 }
1264
1265 LLVMBool LLVMHasUnnamedAddr(LLVMValueRef Global) {
1266   return unwrap<GlobalValue>(Global)->hasUnnamedAddr();
1267 }
1268
1269 void LLVMSetUnnamedAddr(LLVMValueRef Global, LLVMBool HasUnnamedAddr) {
1270   unwrap<GlobalValue>(Global)->setUnnamedAddr(HasUnnamedAddr);
1271 }
1272
1273 /*--.. Operations on global variables, load and store instructions .........--*/
1274
1275 unsigned LLVMGetAlignment(LLVMValueRef V) {
1276   Value *P = unwrap<Value>(V);
1277   if (GlobalValue *GV = dyn_cast<GlobalValue>(P))
1278     return GV->getAlignment();
1279   if (AllocaInst *AI = dyn_cast<AllocaInst>(P))
1280     return AI->getAlignment();
1281   if (LoadInst *LI = dyn_cast<LoadInst>(P))
1282     return LI->getAlignment();
1283   if (StoreInst *SI = dyn_cast<StoreInst>(P))
1284     return SI->getAlignment();
1285
1286   llvm_unreachable(
1287       "only GlobalValue, AllocaInst, LoadInst and StoreInst have alignment");
1288 }
1289
1290 void LLVMSetAlignment(LLVMValueRef V, unsigned Bytes) {
1291   Value *P = unwrap<Value>(V);
1292   if (GlobalValue *GV = dyn_cast<GlobalValue>(P))
1293     GV->setAlignment(Bytes);
1294   else if (AllocaInst *AI = dyn_cast<AllocaInst>(P))
1295     AI->setAlignment(Bytes);
1296   else if (LoadInst *LI = dyn_cast<LoadInst>(P))
1297     LI->setAlignment(Bytes);
1298   else if (StoreInst *SI = dyn_cast<StoreInst>(P))
1299     SI->setAlignment(Bytes);
1300   else
1301     llvm_unreachable(
1302         "only GlobalValue, AllocaInst, LoadInst and StoreInst have alignment");
1303 }
1304
1305 /*--.. Operations on global variables ......................................--*/
1306
1307 LLVMValueRef LLVMAddGlobal(LLVMModuleRef M, LLVMTypeRef Ty, const char *Name) {
1308   return wrap(new GlobalVariable(*unwrap(M), unwrap(Ty), false,
1309                                  GlobalValue::ExternalLinkage, 0, Name));
1310 }
1311
1312 LLVMValueRef LLVMAddGlobalInAddressSpace(LLVMModuleRef M, LLVMTypeRef Ty,
1313                                          const char *Name,
1314                                          unsigned AddressSpace) {
1315   return wrap(new GlobalVariable(*unwrap(M), unwrap(Ty), false,
1316                                  GlobalValue::ExternalLinkage, 0, Name, 0,
1317                                  GlobalVariable::NotThreadLocal, AddressSpace));
1318 }
1319
1320 LLVMValueRef LLVMGetNamedGlobal(LLVMModuleRef M, const char *Name) {
1321   return wrap(unwrap(M)->getNamedGlobal(Name));
1322 }
1323
1324 LLVMValueRef LLVMGetFirstGlobal(LLVMModuleRef M) {
1325   Module *Mod = unwrap(M);
1326   Module::global_iterator I = Mod->global_begin();
1327   if (I == Mod->global_end())
1328     return 0;
1329   return wrap(I);
1330 }
1331
1332 LLVMValueRef LLVMGetLastGlobal(LLVMModuleRef M) {
1333   Module *Mod = unwrap(M);
1334   Module::global_iterator I = Mod->global_end();
1335   if (I == Mod->global_begin())
1336     return 0;
1337   return wrap(--I);
1338 }
1339
1340 LLVMValueRef LLVMGetNextGlobal(LLVMValueRef GlobalVar) {
1341   GlobalVariable *GV = unwrap<GlobalVariable>(GlobalVar);
1342   Module::global_iterator I = GV;
1343   if (++I == GV->getParent()->global_end())
1344     return 0;
1345   return wrap(I);
1346 }
1347
1348 LLVMValueRef LLVMGetPreviousGlobal(LLVMValueRef GlobalVar) {
1349   GlobalVariable *GV = unwrap<GlobalVariable>(GlobalVar);
1350   Module::global_iterator I = GV;
1351   if (I == GV->getParent()->global_begin())
1352     return 0;
1353   return wrap(--I);
1354 }
1355
1356 void LLVMDeleteGlobal(LLVMValueRef GlobalVar) {
1357   unwrap<GlobalVariable>(GlobalVar)->eraseFromParent();
1358 }
1359
1360 LLVMValueRef LLVMGetInitializer(LLVMValueRef GlobalVar) {
1361   GlobalVariable* GV = unwrap<GlobalVariable>(GlobalVar);
1362   if ( !GV->hasInitializer() )
1363     return 0;
1364   return wrap(GV->getInitializer());
1365 }
1366
1367 void LLVMSetInitializer(LLVMValueRef GlobalVar, LLVMValueRef ConstantVal) {
1368   unwrap<GlobalVariable>(GlobalVar)
1369     ->setInitializer(unwrap<Constant>(ConstantVal));
1370 }
1371
1372 LLVMBool LLVMIsThreadLocal(LLVMValueRef GlobalVar) {
1373   return unwrap<GlobalVariable>(GlobalVar)->isThreadLocal();
1374 }
1375
1376 void LLVMSetThreadLocal(LLVMValueRef GlobalVar, LLVMBool IsThreadLocal) {
1377   unwrap<GlobalVariable>(GlobalVar)->setThreadLocal(IsThreadLocal != 0);
1378 }
1379
1380 LLVMBool LLVMIsGlobalConstant(LLVMValueRef GlobalVar) {
1381   return unwrap<GlobalVariable>(GlobalVar)->isConstant();
1382 }
1383
1384 void LLVMSetGlobalConstant(LLVMValueRef GlobalVar, LLVMBool IsConstant) {
1385   unwrap<GlobalVariable>(GlobalVar)->setConstant(IsConstant != 0);
1386 }
1387
1388 LLVMThreadLocalMode LLVMGetThreadLocalMode(LLVMValueRef GlobalVar) {
1389   switch (unwrap<GlobalVariable>(GlobalVar)->getThreadLocalMode()) {
1390   case GlobalVariable::NotThreadLocal:
1391     return LLVMNotThreadLocal;
1392   case GlobalVariable::GeneralDynamicTLSModel:
1393     return LLVMGeneralDynamicTLSModel;
1394   case GlobalVariable::LocalDynamicTLSModel:
1395     return LLVMLocalDynamicTLSModel;
1396   case GlobalVariable::InitialExecTLSModel:
1397     return LLVMInitialExecTLSModel;
1398   case GlobalVariable::LocalExecTLSModel:
1399     return LLVMLocalExecTLSModel;
1400   }
1401
1402   llvm_unreachable("Invalid GlobalVariable thread local mode");
1403 }
1404
1405 void LLVMSetThreadLocalMode(LLVMValueRef GlobalVar, LLVMThreadLocalMode Mode) {
1406   GlobalVariable *GV = unwrap<GlobalVariable>(GlobalVar);
1407
1408   switch (Mode) {
1409   case LLVMNotThreadLocal:
1410     GV->setThreadLocalMode(GlobalVariable::NotThreadLocal);
1411     break;
1412   case LLVMGeneralDynamicTLSModel:
1413     GV->setThreadLocalMode(GlobalVariable::GeneralDynamicTLSModel);
1414     break;
1415   case LLVMLocalDynamicTLSModel:
1416     GV->setThreadLocalMode(GlobalVariable::LocalDynamicTLSModel);
1417     break;
1418   case LLVMInitialExecTLSModel:
1419     GV->setThreadLocalMode(GlobalVariable::InitialExecTLSModel);
1420     break;
1421   case LLVMLocalExecTLSModel:
1422     GV->setThreadLocalMode(GlobalVariable::LocalExecTLSModel);
1423     break;
1424   }
1425 }
1426
1427 LLVMBool LLVMIsExternallyInitialized(LLVMValueRef GlobalVar) {
1428   return unwrap<GlobalVariable>(GlobalVar)->isExternallyInitialized();
1429 }
1430
1431 void LLVMSetExternallyInitialized(LLVMValueRef GlobalVar, LLVMBool IsExtInit) {
1432   unwrap<GlobalVariable>(GlobalVar)->setExternallyInitialized(IsExtInit);
1433 }
1434
1435 /*--.. Operations on aliases ......................................--*/
1436
1437 LLVMValueRef LLVMAddAlias(LLVMModuleRef M, LLVMTypeRef Ty, LLVMValueRef Aliasee,
1438                           const char *Name) {
1439   return wrap(new GlobalAlias(unwrap(Ty), GlobalValue::ExternalLinkage, Name,
1440                               unwrap<Constant>(Aliasee), unwrap (M)));
1441 }
1442
1443 /*--.. Operations on functions .............................................--*/
1444
1445 LLVMValueRef LLVMAddFunction(LLVMModuleRef M, const char *Name,
1446                              LLVMTypeRef FunctionTy) {
1447   return wrap(Function::Create(unwrap<FunctionType>(FunctionTy),
1448                                GlobalValue::ExternalLinkage, Name, unwrap(M)));
1449 }
1450
1451 LLVMValueRef LLVMGetNamedFunction(LLVMModuleRef M, const char *Name) {
1452   return wrap(unwrap(M)->getFunction(Name));
1453 }
1454
1455 LLVMValueRef LLVMGetFirstFunction(LLVMModuleRef M) {
1456   Module *Mod = unwrap(M);
1457   Module::iterator I = Mod->begin();
1458   if (I == Mod->end())
1459     return 0;
1460   return wrap(I);
1461 }
1462
1463 LLVMValueRef LLVMGetLastFunction(LLVMModuleRef M) {
1464   Module *Mod = unwrap(M);
1465   Module::iterator I = Mod->end();
1466   if (I == Mod->begin())
1467     return 0;
1468   return wrap(--I);
1469 }
1470
1471 LLVMValueRef LLVMGetNextFunction(LLVMValueRef Fn) {
1472   Function *Func = unwrap<Function>(Fn);
1473   Module::iterator I = Func;
1474   if (++I == Func->getParent()->end())
1475     return 0;
1476   return wrap(I);
1477 }
1478
1479 LLVMValueRef LLVMGetPreviousFunction(LLVMValueRef Fn) {
1480   Function *Func = unwrap<Function>(Fn);
1481   Module::iterator I = Func;
1482   if (I == Func->getParent()->begin())
1483     return 0;
1484   return wrap(--I);
1485 }
1486
1487 void LLVMDeleteFunction(LLVMValueRef Fn) {
1488   unwrap<Function>(Fn)->eraseFromParent();
1489 }
1490
1491 unsigned LLVMGetIntrinsicID(LLVMValueRef Fn) {
1492   if (Function *F = dyn_cast<Function>(unwrap(Fn)))
1493     return F->getIntrinsicID();
1494   return 0;
1495 }
1496
1497 unsigned LLVMGetFunctionCallConv(LLVMValueRef Fn) {
1498   return unwrap<Function>(Fn)->getCallingConv();
1499 }
1500
1501 void LLVMSetFunctionCallConv(LLVMValueRef Fn, unsigned CC) {
1502   return unwrap<Function>(Fn)->setCallingConv(
1503     static_cast<CallingConv::ID>(CC));
1504 }
1505
1506 const char *LLVMGetGC(LLVMValueRef Fn) {
1507   Function *F = unwrap<Function>(Fn);
1508   return F->hasGC()? F->getGC() : 0;
1509 }
1510
1511 void LLVMSetGC(LLVMValueRef Fn, const char *GC) {
1512   Function *F = unwrap<Function>(Fn);
1513   if (GC)
1514     F->setGC(GC);
1515   else
1516     F->clearGC();
1517 }
1518
1519 void LLVMAddFunctionAttr(LLVMValueRef Fn, LLVMAttribute PA) {
1520   Function *Func = unwrap<Function>(Fn);
1521   const AttributeSet PAL = Func->getAttributes();
1522   AttrBuilder B(PA);
1523   const AttributeSet PALnew =
1524     PAL.addAttributes(Func->getContext(), AttributeSet::FunctionIndex,
1525                       AttributeSet::get(Func->getContext(),
1526                                         AttributeSet::FunctionIndex, B));
1527   Func->setAttributes(PALnew);
1528 }
1529
1530 void LLVMAddTargetDependentFunctionAttr(LLVMValueRef Fn, const char *A,
1531                                         const char *V) {
1532   Function *Func = unwrap<Function>(Fn);
1533   AttributeSet::AttrIndex Idx =
1534     AttributeSet::AttrIndex(AttributeSet::FunctionIndex);
1535   AttrBuilder B;
1536
1537   B.addAttribute(A, V);
1538   AttributeSet Set = AttributeSet::get(Func->getContext(), Idx, B);
1539   Func->addAttributes(Idx, Set);
1540 }
1541
1542 void LLVMRemoveFunctionAttr(LLVMValueRef Fn, LLVMAttribute PA) {
1543   Function *Func = unwrap<Function>(Fn);
1544   const AttributeSet PAL = Func->getAttributes();
1545   AttrBuilder B(PA);
1546   const AttributeSet PALnew =
1547     PAL.removeAttributes(Func->getContext(), AttributeSet::FunctionIndex,
1548                          AttributeSet::get(Func->getContext(),
1549                                            AttributeSet::FunctionIndex, B));
1550   Func->setAttributes(PALnew);
1551 }
1552
1553 LLVMAttribute LLVMGetFunctionAttr(LLVMValueRef Fn) {
1554   Function *Func = unwrap<Function>(Fn);
1555   const AttributeSet PAL = Func->getAttributes();
1556   return (LLVMAttribute)PAL.Raw(AttributeSet::FunctionIndex);
1557 }
1558
1559 /*--.. Operations on parameters ............................................--*/
1560
1561 unsigned LLVMCountParams(LLVMValueRef FnRef) {
1562   // This function is strictly redundant to
1563   //   LLVMCountParamTypes(LLVMGetElementType(LLVMTypeOf(FnRef)))
1564   return unwrap<Function>(FnRef)->arg_size();
1565 }
1566
1567 void LLVMGetParams(LLVMValueRef FnRef, LLVMValueRef *ParamRefs) {
1568   Function *Fn = unwrap<Function>(FnRef);
1569   for (Function::arg_iterator I = Fn->arg_begin(),
1570                               E = Fn->arg_end(); I != E; I++)
1571     *ParamRefs++ = wrap(I);
1572 }
1573
1574 LLVMValueRef LLVMGetParam(LLVMValueRef FnRef, unsigned index) {
1575   Function::arg_iterator AI = unwrap<Function>(FnRef)->arg_begin();
1576   while (index --> 0)
1577     AI++;
1578   return wrap(AI);
1579 }
1580
1581 LLVMValueRef LLVMGetParamParent(LLVMValueRef V) {
1582   return wrap(unwrap<Argument>(V)->getParent());
1583 }
1584
1585 LLVMValueRef LLVMGetFirstParam(LLVMValueRef Fn) {
1586   Function *Func = unwrap<Function>(Fn);
1587   Function::arg_iterator I = Func->arg_begin();
1588   if (I == Func->arg_end())
1589     return 0;
1590   return wrap(I);
1591 }
1592
1593 LLVMValueRef LLVMGetLastParam(LLVMValueRef Fn) {
1594   Function *Func = unwrap<Function>(Fn);
1595   Function::arg_iterator I = Func->arg_end();
1596   if (I == Func->arg_begin())
1597     return 0;
1598   return wrap(--I);
1599 }
1600
1601 LLVMValueRef LLVMGetNextParam(LLVMValueRef Arg) {
1602   Argument *A = unwrap<Argument>(Arg);
1603   Function::arg_iterator I = A;
1604   if (++I == A->getParent()->arg_end())
1605     return 0;
1606   return wrap(I);
1607 }
1608
1609 LLVMValueRef LLVMGetPreviousParam(LLVMValueRef Arg) {
1610   Argument *A = unwrap<Argument>(Arg);
1611   Function::arg_iterator I = A;
1612   if (I == A->getParent()->arg_begin())
1613     return 0;
1614   return wrap(--I);
1615 }
1616
1617 void LLVMAddAttribute(LLVMValueRef Arg, LLVMAttribute PA) {
1618   Argument *A = unwrap<Argument>(Arg);
1619   AttrBuilder B(PA);
1620   A->addAttr(AttributeSet::get(A->getContext(), A->getArgNo() + 1,  B));
1621 }
1622
1623 void LLVMRemoveAttribute(LLVMValueRef Arg, LLVMAttribute PA) {
1624   Argument *A = unwrap<Argument>(Arg);
1625   AttrBuilder B(PA);
1626   A->removeAttr(AttributeSet::get(A->getContext(), A->getArgNo() + 1,  B));
1627 }
1628
1629 LLVMAttribute LLVMGetAttribute(LLVMValueRef Arg) {
1630   Argument *A = unwrap<Argument>(Arg);
1631   return (LLVMAttribute)A->getParent()->getAttributes().
1632     Raw(A->getArgNo()+1);
1633 }
1634
1635
1636 void LLVMSetParamAlignment(LLVMValueRef Arg, unsigned align) {
1637   Argument *A = unwrap<Argument>(Arg);
1638   AttrBuilder B;
1639   B.addAlignmentAttr(align);
1640   A->addAttr(AttributeSet::get(A->getContext(),A->getArgNo() + 1, B));
1641 }
1642
1643 /*--.. Operations on basic blocks ..........................................--*/
1644
1645 LLVMValueRef LLVMBasicBlockAsValue(LLVMBasicBlockRef BB) {
1646   return wrap(static_cast<Value*>(unwrap(BB)));
1647 }
1648
1649 LLVMBool LLVMValueIsBasicBlock(LLVMValueRef Val) {
1650   return isa<BasicBlock>(unwrap(Val));
1651 }
1652
1653 LLVMBasicBlockRef LLVMValueAsBasicBlock(LLVMValueRef Val) {
1654   return wrap(unwrap<BasicBlock>(Val));
1655 }
1656
1657 LLVMValueRef LLVMGetBasicBlockParent(LLVMBasicBlockRef BB) {
1658   return wrap(unwrap(BB)->getParent());
1659 }
1660
1661 LLVMValueRef LLVMGetBasicBlockTerminator(LLVMBasicBlockRef BB) {
1662   return wrap(unwrap(BB)->getTerminator());
1663 }
1664
1665 unsigned LLVMCountBasicBlocks(LLVMValueRef FnRef) {
1666   return unwrap<Function>(FnRef)->size();
1667 }
1668
1669 void LLVMGetBasicBlocks(LLVMValueRef FnRef, LLVMBasicBlockRef *BasicBlocksRefs){
1670   Function *Fn = unwrap<Function>(FnRef);
1671   for (Function::iterator I = Fn->begin(), E = Fn->end(); I != E; I++)
1672     *BasicBlocksRefs++ = wrap(I);
1673 }
1674
1675 LLVMBasicBlockRef LLVMGetEntryBasicBlock(LLVMValueRef Fn) {
1676   return wrap(&unwrap<Function>(Fn)->getEntryBlock());
1677 }
1678
1679 LLVMBasicBlockRef LLVMGetFirstBasicBlock(LLVMValueRef Fn) {
1680   Function *Func = unwrap<Function>(Fn);
1681   Function::iterator I = Func->begin();
1682   if (I == Func->end())
1683     return 0;
1684   return wrap(I);
1685 }
1686
1687 LLVMBasicBlockRef LLVMGetLastBasicBlock(LLVMValueRef Fn) {
1688   Function *Func = unwrap<Function>(Fn);
1689   Function::iterator I = Func->end();
1690   if (I == Func->begin())
1691     return 0;
1692   return wrap(--I);
1693 }
1694
1695 LLVMBasicBlockRef LLVMGetNextBasicBlock(LLVMBasicBlockRef BB) {
1696   BasicBlock *Block = unwrap(BB);
1697   Function::iterator I = Block;
1698   if (++I == Block->getParent()->end())
1699     return 0;
1700   return wrap(I);
1701 }
1702
1703 LLVMBasicBlockRef LLVMGetPreviousBasicBlock(LLVMBasicBlockRef BB) {
1704   BasicBlock *Block = unwrap(BB);
1705   Function::iterator I = Block;
1706   if (I == Block->getParent()->begin())
1707     return 0;
1708   return wrap(--I);
1709 }
1710
1711 LLVMBasicBlockRef LLVMAppendBasicBlockInContext(LLVMContextRef C,
1712                                                 LLVMValueRef FnRef,
1713                                                 const char *Name) {
1714   return wrap(BasicBlock::Create(*unwrap(C), Name, unwrap<Function>(FnRef)));
1715 }
1716
1717 LLVMBasicBlockRef LLVMAppendBasicBlock(LLVMValueRef FnRef, const char *Name) {
1718   return LLVMAppendBasicBlockInContext(LLVMGetGlobalContext(), FnRef, Name);
1719 }
1720
1721 LLVMBasicBlockRef LLVMInsertBasicBlockInContext(LLVMContextRef C,
1722                                                 LLVMBasicBlockRef BBRef,
1723                                                 const char *Name) {
1724   BasicBlock *BB = unwrap(BBRef);
1725   return wrap(BasicBlock::Create(*unwrap(C), Name, BB->getParent(), BB));
1726 }
1727
1728 LLVMBasicBlockRef LLVMInsertBasicBlock(LLVMBasicBlockRef BBRef,
1729                                        const char *Name) {
1730   return LLVMInsertBasicBlockInContext(LLVMGetGlobalContext(), BBRef, Name);
1731 }
1732
1733 void LLVMDeleteBasicBlock(LLVMBasicBlockRef BBRef) {
1734   unwrap(BBRef)->eraseFromParent();
1735 }
1736
1737 void LLVMRemoveBasicBlockFromParent(LLVMBasicBlockRef BBRef) {
1738   unwrap(BBRef)->removeFromParent();
1739 }
1740
1741 void LLVMMoveBasicBlockBefore(LLVMBasicBlockRef BB, LLVMBasicBlockRef MovePos) {
1742   unwrap(BB)->moveBefore(unwrap(MovePos));
1743 }
1744
1745 void LLVMMoveBasicBlockAfter(LLVMBasicBlockRef BB, LLVMBasicBlockRef MovePos) {
1746   unwrap(BB)->moveAfter(unwrap(MovePos));
1747 }
1748
1749 /*--.. Operations on instructions ..........................................--*/
1750
1751 LLVMBasicBlockRef LLVMGetInstructionParent(LLVMValueRef Inst) {
1752   return wrap(unwrap<Instruction>(Inst)->getParent());
1753 }
1754
1755 LLVMValueRef LLVMGetFirstInstruction(LLVMBasicBlockRef BB) {
1756   BasicBlock *Block = unwrap(BB);
1757   BasicBlock::iterator I = Block->begin();
1758   if (I == Block->end())
1759     return 0;
1760   return wrap(I);
1761 }
1762
1763 LLVMValueRef LLVMGetLastInstruction(LLVMBasicBlockRef BB) {
1764   BasicBlock *Block = unwrap(BB);
1765   BasicBlock::iterator I = Block->end();
1766   if (I == Block->begin())
1767     return 0;
1768   return wrap(--I);
1769 }
1770
1771 LLVMValueRef LLVMGetNextInstruction(LLVMValueRef Inst) {
1772   Instruction *Instr = unwrap<Instruction>(Inst);
1773   BasicBlock::iterator I = Instr;
1774   if (++I == Instr->getParent()->end())
1775     return 0;
1776   return wrap(I);
1777 }
1778
1779 LLVMValueRef LLVMGetPreviousInstruction(LLVMValueRef Inst) {
1780   Instruction *Instr = unwrap<Instruction>(Inst);
1781   BasicBlock::iterator I = Instr;
1782   if (I == Instr->getParent()->begin())
1783     return 0;
1784   return wrap(--I);
1785 }
1786
1787 void LLVMInstructionEraseFromParent(LLVMValueRef Inst) {
1788   unwrap<Instruction>(Inst)->eraseFromParent();
1789 }
1790
1791 LLVMIntPredicate LLVMGetICmpPredicate(LLVMValueRef Inst) {
1792   if (ICmpInst *I = dyn_cast<ICmpInst>(unwrap(Inst)))
1793     return (LLVMIntPredicate)I->getPredicate();
1794   if (ConstantExpr *CE = dyn_cast<ConstantExpr>(unwrap(Inst)))
1795     if (CE->getOpcode() == Instruction::ICmp)
1796       return (LLVMIntPredicate)CE->getPredicate();
1797   return (LLVMIntPredicate)0;
1798 }
1799
1800 LLVMOpcode LLVMGetInstructionOpcode(LLVMValueRef Inst) {
1801   if (Instruction *C = dyn_cast<Instruction>(unwrap(Inst)))
1802     return map_to_llvmopcode(C->getOpcode());
1803   return (LLVMOpcode)0;
1804 }
1805
1806 /*--.. Call and invoke instructions ........................................--*/
1807
1808 unsigned LLVMGetInstructionCallConv(LLVMValueRef Instr) {
1809   Value *V = unwrap(Instr);
1810   if (CallInst *CI = dyn_cast<CallInst>(V))
1811     return CI->getCallingConv();
1812   if (InvokeInst *II = dyn_cast<InvokeInst>(V))
1813     return II->getCallingConv();
1814   llvm_unreachable("LLVMGetInstructionCallConv applies only to call and invoke!");
1815 }
1816
1817 void LLVMSetInstructionCallConv(LLVMValueRef Instr, unsigned CC) {
1818   Value *V = unwrap(Instr);
1819   if (CallInst *CI = dyn_cast<CallInst>(V))
1820     return CI->setCallingConv(static_cast<CallingConv::ID>(CC));
1821   else if (InvokeInst *II = dyn_cast<InvokeInst>(V))
1822     return II->setCallingConv(static_cast<CallingConv::ID>(CC));
1823   llvm_unreachable("LLVMSetInstructionCallConv applies only to call and invoke!");
1824 }
1825
1826 void LLVMAddInstrAttribute(LLVMValueRef Instr, unsigned index,
1827                            LLVMAttribute PA) {
1828   CallSite Call = CallSite(unwrap<Instruction>(Instr));
1829   AttrBuilder B(PA);
1830   Call.setAttributes(
1831     Call.getAttributes().addAttributes(Call->getContext(), index,
1832                                        AttributeSet::get(Call->getContext(),
1833                                                          index, B)));
1834 }
1835
1836 void LLVMRemoveInstrAttribute(LLVMValueRef Instr, unsigned index,
1837                               LLVMAttribute PA) {
1838   CallSite Call = CallSite(unwrap<Instruction>(Instr));
1839   AttrBuilder B(PA);
1840   Call.setAttributes(Call.getAttributes()
1841                        .removeAttributes(Call->getContext(), index,
1842                                          AttributeSet::get(Call->getContext(),
1843                                                            index, B)));
1844 }
1845
1846 void LLVMSetInstrParamAlignment(LLVMValueRef Instr, unsigned index,
1847                                 unsigned align) {
1848   CallSite Call = CallSite(unwrap<Instruction>(Instr));
1849   AttrBuilder B;
1850   B.addAlignmentAttr(align);
1851   Call.setAttributes(Call.getAttributes()
1852                        .addAttributes(Call->getContext(), index,
1853                                       AttributeSet::get(Call->getContext(),
1854                                                         index, B)));
1855 }
1856
1857 /*--.. Operations on call instructions (only) ..............................--*/
1858
1859 LLVMBool LLVMIsTailCall(LLVMValueRef Call) {
1860   return unwrap<CallInst>(Call)->isTailCall();
1861 }
1862
1863 void LLVMSetTailCall(LLVMValueRef Call, LLVMBool isTailCall) {
1864   unwrap<CallInst>(Call)->setTailCall(isTailCall);
1865 }
1866
1867 /*--.. Operations on switch instructions (only) ............................--*/
1868
1869 LLVMBasicBlockRef LLVMGetSwitchDefaultDest(LLVMValueRef Switch) {
1870   return wrap(unwrap<SwitchInst>(Switch)->getDefaultDest());
1871 }
1872
1873 /*--.. Operations on phi nodes .............................................--*/
1874
1875 void LLVMAddIncoming(LLVMValueRef PhiNode, LLVMValueRef *IncomingValues,
1876                      LLVMBasicBlockRef *IncomingBlocks, unsigned Count) {
1877   PHINode *PhiVal = unwrap<PHINode>(PhiNode);
1878   for (unsigned I = 0; I != Count; ++I)
1879     PhiVal->addIncoming(unwrap(IncomingValues[I]), unwrap(IncomingBlocks[I]));
1880 }
1881
1882 unsigned LLVMCountIncoming(LLVMValueRef PhiNode) {
1883   return unwrap<PHINode>(PhiNode)->getNumIncomingValues();
1884 }
1885
1886 LLVMValueRef LLVMGetIncomingValue(LLVMValueRef PhiNode, unsigned Index) {
1887   return wrap(unwrap<PHINode>(PhiNode)->getIncomingValue(Index));
1888 }
1889
1890 LLVMBasicBlockRef LLVMGetIncomingBlock(LLVMValueRef PhiNode, unsigned Index) {
1891   return wrap(unwrap<PHINode>(PhiNode)->getIncomingBlock(Index));
1892 }
1893
1894
1895 /*===-- Instruction builders ----------------------------------------------===*/
1896
1897 LLVMBuilderRef LLVMCreateBuilderInContext(LLVMContextRef C) {
1898   return wrap(new IRBuilder<>(*unwrap(C)));
1899 }
1900
1901 LLVMBuilderRef LLVMCreateBuilder(void) {
1902   return LLVMCreateBuilderInContext(LLVMGetGlobalContext());
1903 }
1904
1905 void LLVMPositionBuilder(LLVMBuilderRef Builder, LLVMBasicBlockRef Block,
1906                          LLVMValueRef Instr) {
1907   BasicBlock *BB = unwrap(Block);
1908   Instruction *I = Instr? unwrap<Instruction>(Instr) : (Instruction*) BB->end();
1909   unwrap(Builder)->SetInsertPoint(BB, I);
1910 }
1911
1912 void LLVMPositionBuilderBefore(LLVMBuilderRef Builder, LLVMValueRef Instr) {
1913   Instruction *I = unwrap<Instruction>(Instr);
1914   unwrap(Builder)->SetInsertPoint(I->getParent(), I);
1915 }
1916
1917 void LLVMPositionBuilderAtEnd(LLVMBuilderRef Builder, LLVMBasicBlockRef Block) {
1918   BasicBlock *BB = unwrap(Block);
1919   unwrap(Builder)->SetInsertPoint(BB);
1920 }
1921
1922 LLVMBasicBlockRef LLVMGetInsertBlock(LLVMBuilderRef Builder) {
1923    return wrap(unwrap(Builder)->GetInsertBlock());
1924 }
1925
1926 void LLVMClearInsertionPosition(LLVMBuilderRef Builder) {
1927   unwrap(Builder)->ClearInsertionPoint();
1928 }
1929
1930 void LLVMInsertIntoBuilder(LLVMBuilderRef Builder, LLVMValueRef Instr) {
1931   unwrap(Builder)->Insert(unwrap<Instruction>(Instr));
1932 }
1933
1934 void LLVMInsertIntoBuilderWithName(LLVMBuilderRef Builder, LLVMValueRef Instr,
1935                                    const char *Name) {
1936   unwrap(Builder)->Insert(unwrap<Instruction>(Instr), Name);
1937 }
1938
1939 void LLVMDisposeBuilder(LLVMBuilderRef Builder) {
1940   delete unwrap(Builder);
1941 }
1942
1943 /*--.. Metadata builders ...................................................--*/
1944
1945 void LLVMSetCurrentDebugLocation(LLVMBuilderRef Builder, LLVMValueRef L) {
1946   MDNode *Loc = L ? unwrap<MDNode>(L) : NULL;
1947   unwrap(Builder)->SetCurrentDebugLocation(DebugLoc::getFromDILocation(Loc));
1948 }
1949
1950 LLVMValueRef LLVMGetCurrentDebugLocation(LLVMBuilderRef Builder) {
1951   return wrap(unwrap(Builder)->getCurrentDebugLocation()
1952               .getAsMDNode(unwrap(Builder)->getContext()));
1953 }
1954
1955 void LLVMSetInstDebugLocation(LLVMBuilderRef Builder, LLVMValueRef Inst) {
1956   unwrap(Builder)->SetInstDebugLocation(unwrap<Instruction>(Inst));
1957 }
1958
1959
1960 /*--.. Instruction builders ................................................--*/
1961
1962 LLVMValueRef LLVMBuildRetVoid(LLVMBuilderRef B) {
1963   return wrap(unwrap(B)->CreateRetVoid());
1964 }
1965
1966 LLVMValueRef LLVMBuildRet(LLVMBuilderRef B, LLVMValueRef V) {
1967   return wrap(unwrap(B)->CreateRet(unwrap(V)));
1968 }
1969
1970 LLVMValueRef LLVMBuildAggregateRet(LLVMBuilderRef B, LLVMValueRef *RetVals,
1971                                    unsigned N) {
1972   return wrap(unwrap(B)->CreateAggregateRet(unwrap(RetVals), N));
1973 }
1974
1975 LLVMValueRef LLVMBuildBr(LLVMBuilderRef B, LLVMBasicBlockRef Dest) {
1976   return wrap(unwrap(B)->CreateBr(unwrap(Dest)));
1977 }
1978
1979 LLVMValueRef LLVMBuildCondBr(LLVMBuilderRef B, LLVMValueRef If,
1980                              LLVMBasicBlockRef Then, LLVMBasicBlockRef Else) {
1981   return wrap(unwrap(B)->CreateCondBr(unwrap(If), unwrap(Then), unwrap(Else)));
1982 }
1983
1984 LLVMValueRef LLVMBuildSwitch(LLVMBuilderRef B, LLVMValueRef V,
1985                              LLVMBasicBlockRef Else, unsigned NumCases) {
1986   return wrap(unwrap(B)->CreateSwitch(unwrap(V), unwrap(Else), NumCases));
1987 }
1988
1989 LLVMValueRef LLVMBuildIndirectBr(LLVMBuilderRef B, LLVMValueRef Addr,
1990                                  unsigned NumDests) {
1991   return wrap(unwrap(B)->CreateIndirectBr(unwrap(Addr), NumDests));
1992 }
1993
1994 LLVMValueRef LLVMBuildInvoke(LLVMBuilderRef B, LLVMValueRef Fn,
1995                              LLVMValueRef *Args, unsigned NumArgs,
1996                              LLVMBasicBlockRef Then, LLVMBasicBlockRef Catch,
1997                              const char *Name) {
1998   return wrap(unwrap(B)->CreateInvoke(unwrap(Fn), unwrap(Then), unwrap(Catch),
1999                                       makeArrayRef(unwrap(Args), NumArgs),
2000                                       Name));
2001 }
2002
2003 LLVMValueRef LLVMBuildLandingPad(LLVMBuilderRef B, LLVMTypeRef Ty,
2004                                  LLVMValueRef PersFn, unsigned NumClauses,
2005                                  const char *Name) {
2006   return wrap(unwrap(B)->CreateLandingPad(unwrap(Ty),
2007                                           cast<Function>(unwrap(PersFn)),
2008                                           NumClauses, Name));
2009 }
2010
2011 LLVMValueRef LLVMBuildResume(LLVMBuilderRef B, LLVMValueRef Exn) {
2012   return wrap(unwrap(B)->CreateResume(unwrap(Exn)));
2013 }
2014
2015 LLVMValueRef LLVMBuildUnreachable(LLVMBuilderRef B) {
2016   return wrap(unwrap(B)->CreateUnreachable());
2017 }
2018
2019 void LLVMAddCase(LLVMValueRef Switch, LLVMValueRef OnVal,
2020                  LLVMBasicBlockRef Dest) {
2021   unwrap<SwitchInst>(Switch)->addCase(unwrap<ConstantInt>(OnVal), unwrap(Dest));
2022 }
2023
2024 void LLVMAddDestination(LLVMValueRef IndirectBr, LLVMBasicBlockRef Dest) {
2025   unwrap<IndirectBrInst>(IndirectBr)->addDestination(unwrap(Dest));
2026 }
2027
2028 void LLVMAddClause(LLVMValueRef LandingPad, LLVMValueRef ClauseVal) {
2029   unwrap<LandingPadInst>(LandingPad)->
2030     addClause(cast<Constant>(unwrap(ClauseVal)));
2031 }
2032
2033 void LLVMSetCleanup(LLVMValueRef LandingPad, LLVMBool Val) {
2034   unwrap<LandingPadInst>(LandingPad)->setCleanup(Val);
2035 }
2036
2037 /*--.. Arithmetic ..........................................................--*/
2038
2039 LLVMValueRef LLVMBuildAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2040                           const char *Name) {
2041   return wrap(unwrap(B)->CreateAdd(unwrap(LHS), unwrap(RHS), Name));
2042 }
2043
2044 LLVMValueRef LLVMBuildNSWAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2045                           const char *Name) {
2046   return wrap(unwrap(B)->CreateNSWAdd(unwrap(LHS), unwrap(RHS), Name));
2047 }
2048
2049 LLVMValueRef LLVMBuildNUWAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2050                           const char *Name) {
2051   return wrap(unwrap(B)->CreateNUWAdd(unwrap(LHS), unwrap(RHS), Name));
2052 }
2053
2054 LLVMValueRef LLVMBuildFAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2055                           const char *Name) {
2056   return wrap(unwrap(B)->CreateFAdd(unwrap(LHS), unwrap(RHS), Name));
2057 }
2058
2059 LLVMValueRef LLVMBuildSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2060                           const char *Name) {
2061   return wrap(unwrap(B)->CreateSub(unwrap(LHS), unwrap(RHS), Name));
2062 }
2063
2064 LLVMValueRef LLVMBuildNSWSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2065                           const char *Name) {
2066   return wrap(unwrap(B)->CreateNSWSub(unwrap(LHS), unwrap(RHS), Name));
2067 }
2068
2069 LLVMValueRef LLVMBuildNUWSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2070                           const char *Name) {
2071   return wrap(unwrap(B)->CreateNUWSub(unwrap(LHS), unwrap(RHS), Name));
2072 }
2073
2074 LLVMValueRef LLVMBuildFSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2075                           const char *Name) {
2076   return wrap(unwrap(B)->CreateFSub(unwrap(LHS), unwrap(RHS), Name));
2077 }
2078
2079 LLVMValueRef LLVMBuildMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2080                           const char *Name) {
2081   return wrap(unwrap(B)->CreateMul(unwrap(LHS), unwrap(RHS), Name));
2082 }
2083
2084 LLVMValueRef LLVMBuildNSWMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2085                           const char *Name) {
2086   return wrap(unwrap(B)->CreateNSWMul(unwrap(LHS), unwrap(RHS), Name));
2087 }
2088
2089 LLVMValueRef LLVMBuildNUWMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2090                           const char *Name) {
2091   return wrap(unwrap(B)->CreateNUWMul(unwrap(LHS), unwrap(RHS), Name));
2092 }
2093
2094 LLVMValueRef LLVMBuildFMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2095                           const char *Name) {
2096   return wrap(unwrap(B)->CreateFMul(unwrap(LHS), unwrap(RHS), Name));
2097 }
2098
2099 LLVMValueRef LLVMBuildUDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2100                            const char *Name) {
2101   return wrap(unwrap(B)->CreateUDiv(unwrap(LHS), unwrap(RHS), Name));
2102 }
2103
2104 LLVMValueRef LLVMBuildSDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2105                            const char *Name) {
2106   return wrap(unwrap(B)->CreateSDiv(unwrap(LHS), unwrap(RHS), Name));
2107 }
2108
2109 LLVMValueRef LLVMBuildExactSDiv(LLVMBuilderRef B, LLVMValueRef LHS,
2110                                 LLVMValueRef RHS, const char *Name) {
2111   return wrap(unwrap(B)->CreateExactSDiv(unwrap(LHS), unwrap(RHS), Name));
2112 }
2113
2114 LLVMValueRef LLVMBuildFDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2115                            const char *Name) {
2116   return wrap(unwrap(B)->CreateFDiv(unwrap(LHS), unwrap(RHS), Name));
2117 }
2118
2119 LLVMValueRef LLVMBuildURem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2120                            const char *Name) {
2121   return wrap(unwrap(B)->CreateURem(unwrap(LHS), unwrap(RHS), Name));
2122 }
2123
2124 LLVMValueRef LLVMBuildSRem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2125                            const char *Name) {
2126   return wrap(unwrap(B)->CreateSRem(unwrap(LHS), unwrap(RHS), Name));
2127 }
2128
2129 LLVMValueRef LLVMBuildFRem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2130                            const char *Name) {
2131   return wrap(unwrap(B)->CreateFRem(unwrap(LHS), unwrap(RHS), Name));
2132 }
2133
2134 LLVMValueRef LLVMBuildShl(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2135                           const char *Name) {
2136   return wrap(unwrap(B)->CreateShl(unwrap(LHS), unwrap(RHS), Name));
2137 }
2138
2139 LLVMValueRef LLVMBuildLShr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2140                            const char *Name) {
2141   return wrap(unwrap(B)->CreateLShr(unwrap(LHS), unwrap(RHS), Name));
2142 }
2143
2144 LLVMValueRef LLVMBuildAShr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2145                            const char *Name) {
2146   return wrap(unwrap(B)->CreateAShr(unwrap(LHS), unwrap(RHS), Name));
2147 }
2148
2149 LLVMValueRef LLVMBuildAnd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2150                           const char *Name) {
2151   return wrap(unwrap(B)->CreateAnd(unwrap(LHS), unwrap(RHS), Name));
2152 }
2153
2154 LLVMValueRef LLVMBuildOr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2155                          const char *Name) {
2156   return wrap(unwrap(B)->CreateOr(unwrap(LHS), unwrap(RHS), Name));
2157 }
2158
2159 LLVMValueRef LLVMBuildXor(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2160                           const char *Name) {
2161   return wrap(unwrap(B)->CreateXor(unwrap(LHS), unwrap(RHS), Name));
2162 }
2163
2164 LLVMValueRef LLVMBuildBinOp(LLVMBuilderRef B, LLVMOpcode Op,
2165                             LLVMValueRef LHS, LLVMValueRef RHS,
2166                             const char *Name) {
2167   return wrap(unwrap(B)->CreateBinOp(Instruction::BinaryOps(map_from_llvmopcode(Op)), unwrap(LHS),
2168                                      unwrap(RHS), Name));
2169 }
2170
2171 LLVMValueRef LLVMBuildNeg(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
2172   return wrap(unwrap(B)->CreateNeg(unwrap(V), Name));
2173 }
2174
2175 LLVMValueRef LLVMBuildNSWNeg(LLVMBuilderRef B, LLVMValueRef V,
2176                              const char *Name) {
2177   return wrap(unwrap(B)->CreateNSWNeg(unwrap(V), Name));
2178 }
2179
2180 LLVMValueRef LLVMBuildNUWNeg(LLVMBuilderRef B, LLVMValueRef V,
2181                              const char *Name) {
2182   return wrap(unwrap(B)->CreateNUWNeg(unwrap(V), Name));
2183 }
2184
2185 LLVMValueRef LLVMBuildFNeg(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
2186   return wrap(unwrap(B)->CreateFNeg(unwrap(V), Name));
2187 }
2188
2189 LLVMValueRef LLVMBuildNot(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
2190   return wrap(unwrap(B)->CreateNot(unwrap(V), Name));
2191 }
2192
2193 /*--.. Memory ..............................................................--*/
2194
2195 LLVMValueRef LLVMBuildMalloc(LLVMBuilderRef B, LLVMTypeRef Ty,
2196                              const char *Name) {
2197   Type* ITy = Type::getInt32Ty(unwrap(B)->GetInsertBlock()->getContext());
2198   Constant* AllocSize = ConstantExpr::getSizeOf(unwrap(Ty));
2199   AllocSize = ConstantExpr::getTruncOrBitCast(AllocSize, ITy);
2200   Instruction* Malloc = CallInst::CreateMalloc(unwrap(B)->GetInsertBlock(),
2201                                                ITy, unwrap(Ty), AllocSize,
2202                                                0, 0, "");
2203   return wrap(unwrap(B)->Insert(Malloc, Twine(Name)));
2204 }
2205
2206 LLVMValueRef LLVMBuildArrayMalloc(LLVMBuilderRef B, LLVMTypeRef Ty,
2207                                   LLVMValueRef Val, const char *Name) {
2208   Type* ITy = Type::getInt32Ty(unwrap(B)->GetInsertBlock()->getContext());
2209   Constant* AllocSize = ConstantExpr::getSizeOf(unwrap(Ty));
2210   AllocSize = ConstantExpr::getTruncOrBitCast(AllocSize, ITy);
2211   Instruction* Malloc = CallInst::CreateMalloc(unwrap(B)->GetInsertBlock(),
2212                                                ITy, unwrap(Ty), AllocSize,
2213                                                unwrap(Val), 0, "");
2214   return wrap(unwrap(B)->Insert(Malloc, Twine(Name)));
2215 }
2216
2217 LLVMValueRef LLVMBuildAlloca(LLVMBuilderRef B, LLVMTypeRef Ty,
2218                              const char *Name) {
2219   return wrap(unwrap(B)->CreateAlloca(unwrap(Ty), 0, Name));
2220 }
2221
2222 LLVMValueRef LLVMBuildArrayAlloca(LLVMBuilderRef B, LLVMTypeRef Ty,
2223                                   LLVMValueRef Val, const char *Name) {
2224   return wrap(unwrap(B)->CreateAlloca(unwrap(Ty), unwrap(Val), Name));
2225 }
2226
2227 LLVMValueRef LLVMBuildFree(LLVMBuilderRef B, LLVMValueRef PointerVal) {
2228   return wrap(unwrap(B)->Insert(
2229      CallInst::CreateFree(unwrap(PointerVal), unwrap(B)->GetInsertBlock())));
2230 }
2231
2232
2233 LLVMValueRef LLVMBuildLoad(LLVMBuilderRef B, LLVMValueRef PointerVal,
2234                            const char *Name) {
2235   return wrap(unwrap(B)->CreateLoad(unwrap(PointerVal), Name));
2236 }
2237
2238 LLVMValueRef LLVMBuildStore(LLVMBuilderRef B, LLVMValueRef Val,
2239                             LLVMValueRef PointerVal) {
2240   return wrap(unwrap(B)->CreateStore(unwrap(Val), unwrap(PointerVal)));
2241 }
2242
2243 static AtomicOrdering mapFromLLVMOrdering(LLVMAtomicOrdering Ordering) {
2244   switch (Ordering) {
2245     case LLVMAtomicOrderingNotAtomic: return NotAtomic;
2246     case LLVMAtomicOrderingUnordered: return Unordered;
2247     case LLVMAtomicOrderingMonotonic: return Monotonic;
2248     case LLVMAtomicOrderingAcquire: return Acquire;
2249     case LLVMAtomicOrderingRelease: return Release;
2250     case LLVMAtomicOrderingAcquireRelease: return AcquireRelease;
2251     case LLVMAtomicOrderingSequentiallyConsistent:
2252       return SequentiallyConsistent;
2253   }
2254
2255   llvm_unreachable("Invalid LLVMAtomicOrdering value!");
2256 }
2257
2258 LLVMValueRef LLVMBuildFence(LLVMBuilderRef B, LLVMAtomicOrdering Ordering,
2259                             LLVMBool isSingleThread, const char *Name) {
2260   return wrap(
2261     unwrap(B)->CreateFence(mapFromLLVMOrdering(Ordering),
2262                            isSingleThread ? SingleThread : CrossThread,
2263                            Name));
2264 }
2265
2266 LLVMValueRef LLVMBuildGEP(LLVMBuilderRef B, LLVMValueRef Pointer,
2267                           LLVMValueRef *Indices, unsigned NumIndices,
2268                           const char *Name) {
2269   ArrayRef<Value *> IdxList(unwrap(Indices), NumIndices);
2270   return wrap(unwrap(B)->CreateGEP(unwrap(Pointer), IdxList, Name));
2271 }
2272
2273 LLVMValueRef LLVMBuildInBoundsGEP(LLVMBuilderRef B, LLVMValueRef Pointer,
2274                                   LLVMValueRef *Indices, unsigned NumIndices,
2275                                   const char *Name) {
2276   ArrayRef<Value *> IdxList(unwrap(Indices), NumIndices);
2277   return wrap(unwrap(B)->CreateInBoundsGEP(unwrap(Pointer), IdxList, Name));
2278 }
2279
2280 LLVMValueRef LLVMBuildStructGEP(LLVMBuilderRef B, LLVMValueRef Pointer,
2281                                 unsigned Idx, const char *Name) {
2282   return wrap(unwrap(B)->CreateStructGEP(unwrap(Pointer), Idx, Name));
2283 }
2284
2285 LLVMValueRef LLVMBuildGlobalString(LLVMBuilderRef B, const char *Str,
2286                                    const char *Name) {
2287   return wrap(unwrap(B)->CreateGlobalString(Str, Name));
2288 }
2289
2290 LLVMValueRef LLVMBuildGlobalStringPtr(LLVMBuilderRef B, const char *Str,
2291                                       const char *Name) {
2292   return wrap(unwrap(B)->CreateGlobalStringPtr(Str, Name));
2293 }
2294
2295 LLVMBool LLVMGetVolatile(LLVMValueRef MemAccessInst) {
2296   Value *P = unwrap<Value>(MemAccessInst);
2297   if (LoadInst *LI = dyn_cast<LoadInst>(P))
2298     return LI->isVolatile();
2299   return cast<StoreInst>(P)->isVolatile();
2300 }
2301
2302 void LLVMSetVolatile(LLVMValueRef MemAccessInst, LLVMBool isVolatile) {
2303   Value *P = unwrap<Value>(MemAccessInst);
2304   if (LoadInst *LI = dyn_cast<LoadInst>(P))
2305     return LI->setVolatile(isVolatile);
2306   return cast<StoreInst>(P)->setVolatile(isVolatile);
2307 }
2308
2309 /*--.. Casts ...............................................................--*/
2310
2311 LLVMValueRef LLVMBuildTrunc(LLVMBuilderRef B, LLVMValueRef Val,
2312                             LLVMTypeRef DestTy, const char *Name) {
2313   return wrap(unwrap(B)->CreateTrunc(unwrap(Val), unwrap(DestTy), Name));
2314 }
2315
2316 LLVMValueRef LLVMBuildZExt(LLVMBuilderRef B, LLVMValueRef Val,
2317                            LLVMTypeRef DestTy, const char *Name) {
2318   return wrap(unwrap(B)->CreateZExt(unwrap(Val), unwrap(DestTy), Name));
2319 }
2320
2321 LLVMValueRef LLVMBuildSExt(LLVMBuilderRef B, LLVMValueRef Val,
2322                            LLVMTypeRef DestTy, const char *Name) {
2323   return wrap(unwrap(B)->CreateSExt(unwrap(Val), unwrap(DestTy), Name));
2324 }
2325
2326 LLVMValueRef LLVMBuildFPToUI(LLVMBuilderRef B, LLVMValueRef Val,
2327                              LLVMTypeRef DestTy, const char *Name) {
2328   return wrap(unwrap(B)->CreateFPToUI(unwrap(Val), unwrap(DestTy), Name));
2329 }
2330
2331 LLVMValueRef LLVMBuildFPToSI(LLVMBuilderRef B, LLVMValueRef Val,
2332                              LLVMTypeRef DestTy, const char *Name) {
2333   return wrap(unwrap(B)->CreateFPToSI(unwrap(Val), unwrap(DestTy), Name));
2334 }
2335
2336 LLVMValueRef LLVMBuildUIToFP(LLVMBuilderRef B, LLVMValueRef Val,
2337                              LLVMTypeRef DestTy, const char *Name) {
2338   return wrap(unwrap(B)->CreateUIToFP(unwrap(Val), unwrap(DestTy), Name));
2339 }
2340
2341 LLVMValueRef LLVMBuildSIToFP(LLVMBuilderRef B, LLVMValueRef Val,
2342                              LLVMTypeRef DestTy, const char *Name) {
2343   return wrap(unwrap(B)->CreateSIToFP(unwrap(Val), unwrap(DestTy), Name));
2344 }
2345
2346 LLVMValueRef LLVMBuildFPTrunc(LLVMBuilderRef B, LLVMValueRef Val,
2347                               LLVMTypeRef DestTy, const char *Name) {
2348   return wrap(unwrap(B)->CreateFPTrunc(unwrap(Val), unwrap(DestTy), Name));
2349 }
2350
2351 LLVMValueRef LLVMBuildFPExt(LLVMBuilderRef B, LLVMValueRef Val,
2352                             LLVMTypeRef DestTy, const char *Name) {
2353   return wrap(unwrap(B)->CreateFPExt(unwrap(Val), unwrap(DestTy), Name));
2354 }
2355
2356 LLVMValueRef LLVMBuildPtrToInt(LLVMBuilderRef B, LLVMValueRef Val,
2357                                LLVMTypeRef DestTy, const char *Name) {
2358   return wrap(unwrap(B)->CreatePtrToInt(unwrap(Val), unwrap(DestTy), Name));
2359 }
2360
2361 LLVMValueRef LLVMBuildIntToPtr(LLVMBuilderRef B, LLVMValueRef Val,
2362                                LLVMTypeRef DestTy, const char *Name) {
2363   return wrap(unwrap(B)->CreateIntToPtr(unwrap(Val), unwrap(DestTy), Name));
2364 }
2365
2366 LLVMValueRef LLVMBuildBitCast(LLVMBuilderRef B, LLVMValueRef Val,
2367                               LLVMTypeRef DestTy, const char *Name) {
2368   return wrap(unwrap(B)->CreateBitCast(unwrap(Val), unwrap(DestTy), Name));
2369 }
2370
2371 LLVMValueRef LLVMBuildAddrSpaceCast(LLVMBuilderRef B, LLVMValueRef Val,
2372                                     LLVMTypeRef DestTy, const char *Name) {
2373   return wrap(unwrap(B)->CreateAddrSpaceCast(unwrap(Val), unwrap(DestTy), Name));
2374 }
2375
2376 LLVMValueRef LLVMBuildZExtOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
2377                                     LLVMTypeRef DestTy, const char *Name) {
2378   return wrap(unwrap(B)->CreateZExtOrBitCast(unwrap(Val), unwrap(DestTy),
2379                                              Name));
2380 }
2381
2382 LLVMValueRef LLVMBuildSExtOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
2383                                     LLVMTypeRef DestTy, const char *Name) {
2384   return wrap(unwrap(B)->CreateSExtOrBitCast(unwrap(Val), unwrap(DestTy),
2385                                              Name));
2386 }
2387
2388 LLVMValueRef LLVMBuildTruncOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
2389                                      LLVMTypeRef DestTy, const char *Name) {
2390   return wrap(unwrap(B)->CreateTruncOrBitCast(unwrap(Val), unwrap(DestTy),
2391                                               Name));
2392 }
2393
2394 LLVMValueRef LLVMBuildCast(LLVMBuilderRef B, LLVMOpcode Op, LLVMValueRef Val,
2395                            LLVMTypeRef DestTy, const char *Name) {
2396   return wrap(unwrap(B)->CreateCast(Instruction::CastOps(map_from_llvmopcode(Op)), unwrap(Val),
2397                                     unwrap(DestTy), Name));
2398 }
2399
2400 LLVMValueRef LLVMBuildPointerCast(LLVMBuilderRef B, LLVMValueRef Val,
2401                                   LLVMTypeRef DestTy, const char *Name) {
2402   return wrap(unwrap(B)->CreatePointerCast(unwrap(Val), unwrap(DestTy), Name));
2403 }
2404
2405 LLVMValueRef LLVMBuildIntCast(LLVMBuilderRef B, LLVMValueRef Val,
2406                               LLVMTypeRef DestTy, const char *Name) {
2407   return wrap(unwrap(B)->CreateIntCast(unwrap(Val), unwrap(DestTy),
2408                                        /*isSigned*/true, Name));
2409 }
2410
2411 LLVMValueRef LLVMBuildFPCast(LLVMBuilderRef B, LLVMValueRef Val,
2412                              LLVMTypeRef DestTy, const char *Name) {
2413   return wrap(unwrap(B)->CreateFPCast(unwrap(Val), unwrap(DestTy), Name));
2414 }
2415
2416 /*--.. Comparisons .........................................................--*/
2417
2418 LLVMValueRef LLVMBuildICmp(LLVMBuilderRef B, LLVMIntPredicate Op,
2419                            LLVMValueRef LHS, LLVMValueRef RHS,
2420                            const char *Name) {
2421   return wrap(unwrap(B)->CreateICmp(static_cast<ICmpInst::Predicate>(Op),
2422                                     unwrap(LHS), unwrap(RHS), Name));
2423 }
2424
2425 LLVMValueRef LLVMBuildFCmp(LLVMBuilderRef B, LLVMRealPredicate Op,
2426                            LLVMValueRef LHS, LLVMValueRef RHS,
2427                            const char *Name) {
2428   return wrap(unwrap(B)->CreateFCmp(static_cast<FCmpInst::Predicate>(Op),
2429                                     unwrap(LHS), unwrap(RHS), Name));
2430 }
2431
2432 /*--.. Miscellaneous instructions ..........................................--*/
2433
2434 LLVMValueRef LLVMBuildPhi(LLVMBuilderRef B, LLVMTypeRef Ty, const char *Name) {
2435   return wrap(unwrap(B)->CreatePHI(unwrap(Ty), 0, Name));
2436 }
2437
2438 LLVMValueRef LLVMBuildCall(LLVMBuilderRef B, LLVMValueRef Fn,
2439                            LLVMValueRef *Args, unsigned NumArgs,
2440                            const char *Name) {
2441   return wrap(unwrap(B)->CreateCall(unwrap(Fn),
2442                                     makeArrayRef(unwrap(Args), NumArgs),
2443                                     Name));
2444 }
2445
2446 LLVMValueRef LLVMBuildSelect(LLVMBuilderRef B, LLVMValueRef If,
2447                              LLVMValueRef Then, LLVMValueRef Else,
2448                              const char *Name) {
2449   return wrap(unwrap(B)->CreateSelect(unwrap(If), unwrap(Then), unwrap(Else),
2450                                       Name));
2451 }
2452
2453 LLVMValueRef LLVMBuildVAArg(LLVMBuilderRef B, LLVMValueRef List,
2454                             LLVMTypeRef Ty, const char *Name) {
2455   return wrap(unwrap(B)->CreateVAArg(unwrap(List), unwrap(Ty), Name));
2456 }
2457
2458 LLVMValueRef LLVMBuildExtractElement(LLVMBuilderRef B, LLVMValueRef VecVal,
2459                                       LLVMValueRef Index, const char *Name) {
2460   return wrap(unwrap(B)->CreateExtractElement(unwrap(VecVal), unwrap(Index),
2461                                               Name));
2462 }
2463
2464 LLVMValueRef LLVMBuildInsertElement(LLVMBuilderRef B, LLVMValueRef VecVal,
2465                                     LLVMValueRef EltVal, LLVMValueRef Index,
2466                                     const char *Name) {
2467   return wrap(unwrap(B)->CreateInsertElement(unwrap(VecVal), unwrap(EltVal),
2468                                              unwrap(Index), Name));
2469 }
2470
2471 LLVMValueRef LLVMBuildShuffleVector(LLVMBuilderRef B, LLVMValueRef V1,
2472                                     LLVMValueRef V2, LLVMValueRef Mask,
2473                                     const char *Name) {
2474   return wrap(unwrap(B)->CreateShuffleVector(unwrap(V1), unwrap(V2),
2475                                              unwrap(Mask), Name));
2476 }
2477
2478 LLVMValueRef LLVMBuildExtractValue(LLVMBuilderRef B, LLVMValueRef AggVal,
2479                                    unsigned Index, const char *Name) {
2480   return wrap(unwrap(B)->CreateExtractValue(unwrap(AggVal), Index, Name));
2481 }
2482
2483 LLVMValueRef LLVMBuildInsertValue(LLVMBuilderRef B, LLVMValueRef AggVal,
2484                                   LLVMValueRef EltVal, unsigned Index,
2485                                   const char *Name) {
2486   return wrap(unwrap(B)->CreateInsertValue(unwrap(AggVal), unwrap(EltVal),
2487                                            Index, Name));
2488 }
2489
2490 LLVMValueRef LLVMBuildIsNull(LLVMBuilderRef B, LLVMValueRef Val,
2491                              const char *Name) {
2492   return wrap(unwrap(B)->CreateIsNull(unwrap(Val), Name));
2493 }
2494
2495 LLVMValueRef LLVMBuildIsNotNull(LLVMBuilderRef B, LLVMValueRef Val,
2496                                 const char *Name) {
2497   return wrap(unwrap(B)->CreateIsNotNull(unwrap(Val), Name));
2498 }
2499
2500 LLVMValueRef LLVMBuildPtrDiff(LLVMBuilderRef B, LLVMValueRef LHS,
2501                               LLVMValueRef RHS, const char *Name) {
2502   return wrap(unwrap(B)->CreatePtrDiff(unwrap(LHS), unwrap(RHS), Name));
2503 }
2504
2505 LLVMValueRef LLVMBuildAtomicRMW(LLVMBuilderRef B,LLVMAtomicRMWBinOp op,
2506                                LLVMValueRef PTR, LLVMValueRef Val,
2507                                LLVMAtomicOrdering ordering,
2508                                LLVMBool singleThread) {
2509   AtomicRMWInst::BinOp intop;
2510   switch (op) {
2511     case LLVMAtomicRMWBinOpXchg: intop = AtomicRMWInst::Xchg; break;
2512     case LLVMAtomicRMWBinOpAdd: intop = AtomicRMWInst::Add; break;
2513     case LLVMAtomicRMWBinOpSub: intop = AtomicRMWInst::Sub; break;
2514     case LLVMAtomicRMWBinOpAnd: intop = AtomicRMWInst::And; break;
2515     case LLVMAtomicRMWBinOpNand: intop = AtomicRMWInst::Nand; break;
2516     case LLVMAtomicRMWBinOpOr: intop = AtomicRMWInst::Or; break;
2517     case LLVMAtomicRMWBinOpXor: intop = AtomicRMWInst::Xor; break;
2518     case LLVMAtomicRMWBinOpMax: intop = AtomicRMWInst::Max; break;
2519     case LLVMAtomicRMWBinOpMin: intop = AtomicRMWInst::Min; break;
2520     case LLVMAtomicRMWBinOpUMax: intop = AtomicRMWInst::UMax; break;
2521     case LLVMAtomicRMWBinOpUMin: intop = AtomicRMWInst::UMin; break;
2522   }
2523   return wrap(unwrap(B)->CreateAtomicRMW(intop, unwrap(PTR), unwrap(Val),
2524     mapFromLLVMOrdering(ordering), singleThread ? SingleThread : CrossThread));
2525 }
2526
2527
2528 /*===-- Module providers --------------------------------------------------===*/
2529
2530 LLVMModuleProviderRef
2531 LLVMCreateModuleProviderForExistingModule(LLVMModuleRef M) {
2532   return reinterpret_cast<LLVMModuleProviderRef>(M);
2533 }
2534
2535 void LLVMDisposeModuleProvider(LLVMModuleProviderRef MP) {
2536   delete unwrap(MP);
2537 }
2538
2539
2540 /*===-- Memory buffers ----------------------------------------------------===*/
2541
2542 LLVMBool LLVMCreateMemoryBufferWithContentsOfFile(
2543     const char *Path,
2544     LLVMMemoryBufferRef *OutMemBuf,
2545     char **OutMessage) {
2546
2547   std::unique_ptr<MemoryBuffer> MB;
2548   error_code ec;
2549   if (!(ec = MemoryBuffer::getFile(Path, MB))) {
2550     *OutMemBuf = wrap(MB.release());
2551     return 0;
2552   }
2553
2554   *OutMessage = strdup(ec.message().c_str());
2555   return 1;
2556 }
2557
2558 LLVMBool LLVMCreateMemoryBufferWithSTDIN(LLVMMemoryBufferRef *OutMemBuf,
2559                                          char **OutMessage) {
2560   std::unique_ptr<MemoryBuffer> MB;
2561   error_code ec;
2562   if (!(ec = MemoryBuffer::getSTDIN(MB))) {
2563     *OutMemBuf = wrap(MB.release());
2564     return 0;
2565   }
2566
2567   *OutMessage = strdup(ec.message().c_str());
2568   return 1;
2569 }
2570
2571 LLVMMemoryBufferRef LLVMCreateMemoryBufferWithMemoryRange(
2572     const char *InputData,
2573     size_t InputDataLength,
2574     const char *BufferName,
2575     LLVMBool RequiresNullTerminator) {
2576
2577   return wrap(MemoryBuffer::getMemBuffer(
2578       StringRef(InputData, InputDataLength),
2579       StringRef(BufferName),
2580       RequiresNullTerminator));
2581 }
2582
2583 LLVMMemoryBufferRef LLVMCreateMemoryBufferWithMemoryRangeCopy(
2584     const char *InputData,
2585     size_t InputDataLength,
2586     const char *BufferName) {
2587
2588   return wrap(MemoryBuffer::getMemBufferCopy(
2589       StringRef(InputData, InputDataLength),
2590       StringRef(BufferName)));
2591 }
2592
2593 const char *LLVMGetBufferStart(LLVMMemoryBufferRef MemBuf) {
2594   return unwrap(MemBuf)->getBufferStart();
2595 }
2596
2597 size_t LLVMGetBufferSize(LLVMMemoryBufferRef MemBuf) {
2598   return unwrap(MemBuf)->getBufferSize();
2599 }
2600
2601 void LLVMDisposeMemoryBuffer(LLVMMemoryBufferRef MemBuf) {
2602   delete unwrap(MemBuf);
2603 }
2604
2605 /*===-- Pass Registry -----------------------------------------------------===*/
2606
2607 LLVMPassRegistryRef LLVMGetGlobalPassRegistry(void) {
2608   return wrap(PassRegistry::getPassRegistry());
2609 }
2610
2611 /*===-- Pass Manager ------------------------------------------------------===*/
2612
2613 LLVMPassManagerRef LLVMCreatePassManager() {
2614   return wrap(new PassManager());
2615 }
2616
2617 LLVMPassManagerRef LLVMCreateFunctionPassManagerForModule(LLVMModuleRef M) {
2618   return wrap(new FunctionPassManager(unwrap(M)));
2619 }
2620
2621 LLVMPassManagerRef LLVMCreateFunctionPassManager(LLVMModuleProviderRef P) {
2622   return LLVMCreateFunctionPassManagerForModule(
2623                                             reinterpret_cast<LLVMModuleRef>(P));
2624 }
2625
2626 LLVMBool LLVMRunPassManager(LLVMPassManagerRef PM, LLVMModuleRef M) {
2627   return unwrap<PassManager>(PM)->run(*unwrap(M));
2628 }
2629
2630 LLVMBool LLVMInitializeFunctionPassManager(LLVMPassManagerRef FPM) {
2631   return unwrap<FunctionPassManager>(FPM)->doInitialization();
2632 }
2633
2634 LLVMBool LLVMRunFunctionPassManager(LLVMPassManagerRef FPM, LLVMValueRef F) {
2635   return unwrap<FunctionPassManager>(FPM)->run(*unwrap<Function>(F));
2636 }
2637
2638 LLVMBool LLVMFinalizeFunctionPassManager(LLVMPassManagerRef FPM) {
2639   return unwrap<FunctionPassManager>(FPM)->doFinalization();
2640 }
2641
2642 void LLVMDisposePassManager(LLVMPassManagerRef PM) {
2643   delete unwrap(PM);
2644 }
2645
2646 /*===-- Threading ------------------------------------------------------===*/
2647
2648 LLVMBool LLVMStartMultithreaded() {
2649   return llvm_start_multithreaded();
2650 }
2651
2652 void LLVMStopMultithreaded() {
2653   llvm_stop_multithreaded();
2654 }
2655
2656 LLVMBool LLVMIsMultithreaded() {
2657   return llvm_is_multithreaded();
2658 }