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