lib/IR/Core.cpp

   1 //===-- Core.cpp ----------------------------------------------------------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // This file implements the common infrastructure (including the C bindings)
  11 // for libLLVMCore.a, which implements the LLVM intermediate representation.
  12 //
  13 //===----------------------------------------------------------------------===//
  14
  15 #include "llvm-c/Core.h"
  16 #include "llvm/Bitcode/ReaderWriter.h"
  17 #include "llvm/IR/Attributes.h"
  18 #include "llvm/IR/CallSite.h"
  19 #include "llvm/IR/Constants.h"
  20 #include "llvm/IR/DerivedTypes.h"
  21 #include "llvm/IR/DiagnosticInfo.h"
  22 #include "llvm/IR/DiagnosticPrinter.h"
  23 #include "llvm/IR/GlobalAlias.h"
  24 #include "llvm/IR/GlobalVariable.h"
  25 #include "llvm/IR/IRBuilder.h"
  26 #include "llvm/IR/InlineAsm.h"
  27 #include "llvm/IR/IntrinsicInst.h"
  28 #include "llvm/IR/LLVMContext.h"
  29 #include "llvm/IR/Module.h"
  30 #include "llvm/PassManager.h"
  31 #include "llvm/Support/Debug.h"
  32 #include "llvm/Support/ErrorHandling.h"
  33 #include "llvm/Support/FileSystem.h"
  34 #include "llvm/Support/ManagedStatic.h"
  35 #include "llvm/Support/MemoryBuffer.h"
  36 #include "llvm/Support/Threading.h"
  37 #include "llvm/Support/raw_ostream.h"
  38 #include <cassert>
  39 #include <cstdlib>
  40 #include <cstring>
  41 #include <system_error>
  42
  43 using namespace llvm;
  44
  45 #define DEBUG_TYPE "ir"
  46
  47 void llvm::initializeCore(PassRegistry &Registry) {
  48   initializeDominatorTreeWrapperPassPass(Registry);
  49   initializePrintModulePassWrapperPass(Registry);
  50   initializePrintFunctionPassWrapperPass(Registry);
  51   initializePrintBasicBlockPassPass(Registry);
  52   initializeVerifierLegacyPassPass(Registry);
  53 }
  54
  55 void LLVMInitializeCore(LLVMPassRegistryRef R) {
  56   initializeCore(*unwrap(R));
  57 }
  58
  59 void LLVMShutdown() {
  60   llvm_shutdown();
  61 }
  62
  63 /*===-- Error handling ----------------------------------------------------===*/
  64
  65 char *LLVMCreateMessage(const char *Message) {
  66   return strdup(Message);
  67 }
  68
  69 void LLVMDisposeMessage(char *Message) {
  70   free(Message);
  71 }
  72
  73
  74 /*===-- Operations on contexts --------------------------------------------===*/
  75
  76 LLVMContextRef LLVMContextCreate() {
  77   return wrap(new LLVMContext());
  78 }
  79
  80 LLVMContextRef LLVMGetGlobalContext() {
  81   return wrap(&getGlobalContext());
  82 }
  83
  84 void LLVMContextSetDiagnosticHandler(LLVMContextRef C,
  85                                      LLVMDiagnosticHandler Handler,
  86                                      void *DiagnosticContext) {
  87   unwrap(C)->setDiagnosticHandler(
  88       LLVM_EXTENSION reinterpret_cast<LLVMContext::DiagnosticHandlerTy>(Handler),
  89       DiagnosticContext);
  90 }
  91
  92 void LLVMContextSetYieldCallback(LLVMContextRef C, LLVMYieldCallback Callback,
  93                                  void *OpaqueHandle) {
  94   auto YieldCallback =
  95     LLVM_EXTENSION reinterpret_cast<LLVMContext::YieldCallbackTy>(Callback);
  96   unwrap(C)->setYieldCallback(YieldCallback, OpaqueHandle);
  97 }
  98
  99 void LLVMContextDispose(LLVMContextRef C) {
 100   delete unwrap(C);
 101 }
 102
 103 unsigned LLVMGetMDKindIDInContext(LLVMContextRef C, const char* Name,
 104                                   unsigned SLen) {
 105   return unwrap(C)->getMDKindID(StringRef(Name, SLen));
 106 }
 107
 108 unsigned LLVMGetMDKindID(const char* Name, unsigned SLen) {
 109   return LLVMGetMDKindIDInContext(LLVMGetGlobalContext(), Name, SLen);
 110 }
 111
 112 char *LLVMGetDiagInfoDescription(LLVMDiagnosticInfoRef DI) {
 113   std::string MsgStorage;
 114   raw_string_ostream Stream(MsgStorage);
 115   DiagnosticPrinterRawOStream DP(Stream);
 116
 117   unwrap(DI)->print(DP);
 118   Stream.flush();
 119
 120   return LLVMCreateMessage(MsgStorage.c_str());
 121 }
 122
 123 LLVMDiagnosticSeverity LLVMGetDiagInfoSeverity(LLVMDiagnosticInfoRef DI){
 124     LLVMDiagnosticSeverity severity;
 125
 126     switch(unwrap(DI)->getSeverity()) {
 127     default:
 128       severity = LLVMDSError;
 129       break;
 130     case DS_Warning:
 131       severity = LLVMDSWarning;
 132       break;
 133     case DS_Remark:
 134       severity = LLVMDSRemark;
 135       break;
 136     case DS_Note:
 137       severity = LLVMDSNote;
 138       break;
 139     }
 140
 141     return severity;
 142 }
 143
 144
 145
 146
 147 /*===-- Operations on modules ---------------------------------------------===*/
 148
 149 LLVMModuleRef LLVMModuleCreateWithName(const char *ModuleID) {
 150   return wrap(new Module(ModuleID, getGlobalContext()));
 151 }
 152
 153 LLVMModuleRef LLVMModuleCreateWithNameInContext(const char *ModuleID,
 154                                                 LLVMContextRef C) {
 155   return wrap(new Module(ModuleID, *unwrap(C)));
 156 }
 157
 158 void LLVMDisposeModule(LLVMModuleRef M) {
 159   delete unwrap(M);
 160 }
 161
 162 /*--.. Data layout .........................................................--*/
 163 const char * LLVMGetDataLayout(LLVMModuleRef M) {
 164   return unwrap(M)->getDataLayoutStr().c_str();
 165 }
 166
 167 void LLVMSetDataLayout(LLVMModuleRef M, const char *Triple) {
 168   unwrap(M)->setDataLayout(Triple);
 169 }
 170
 171 /*--.. Target triple .......................................................--*/
 172 const char * LLVMGetTarget(LLVMModuleRef M) {
 173   return unwrap(M)->getTargetTriple().c_str();
 174 }
 175
 176 void LLVMSetTarget(LLVMModuleRef M, const char *Triple) {
 177   unwrap(M)->setTargetTriple(Triple);
 178 }
 179
 180 void LLVMDumpModule(LLVMModuleRef M) {
 181   unwrap(M)->dump();
 182 }
 183
 184 LLVMBool LLVMPrintModuleToFile(LLVMModuleRef M, const char *Filename,
 185                                char **ErrorMessage) {
 186   std::error_code EC;
 187   raw_fd_ostream dest(Filename, EC, sys::fs::F_Text);
 188   if (EC) {
 189     *ErrorMessage = strdup(EC.message().c_str());
 190     return true;
 191   }
 192
 193   unwrap(M)->print(dest, nullptr);
 194
 195   dest.close();
 196
 197   if (dest.has_error()) {
 198     *ErrorMessage = strdup("Error printing to file");
 199     return true;
 200   }
 201
 202   return false;
 203 }
 204
 205 char *LLVMPrintModuleToString(LLVMModuleRef M) {
 206   std::string buf;
 207   raw_string_ostream os(buf);
 208
 209   unwrap(M)->print(os, nullptr);
 210   os.flush();
 211
 212   return strdup(buf.c_str());
 213 }
 214
 215 /*--.. Operations on inline assembler ......................................--*/
 216 void LLVMSetModuleInlineAsm(LLVMModuleRef M, const char *Asm) {
 217   unwrap(M)->setModuleInlineAsm(StringRef(Asm));
 218 }
 219
 220
 221 /*--.. Operations on module contexts ......................................--*/
 222 LLVMContextRef LLVMGetModuleContext(LLVMModuleRef M) {
 223   return wrap(&unwrap(M)->getContext());
 224 }
 225
 226
 227 /*===-- Operations on types -----------------------------------------------===*/
 228
 229 /*--.. Operations on all types (mostly) ....................................--*/
 230
 231 LLVMTypeKind LLVMGetTypeKind(LLVMTypeRef Ty) {
 232   switch (unwrap(Ty)->getTypeID()) {
 233   case Type::VoidTyID:
 234     return LLVMVoidTypeKind;
 235   case Type::HalfTyID:
 236     return LLVMHalfTypeKind;
 237   case Type::FloatTyID:
 238     return LLVMFloatTypeKind;
 239   case Type::DoubleTyID:
 240     return LLVMDoubleTypeKind;
 241   case Type::X86_FP80TyID:
 242     return LLVMX86_FP80TypeKind;
 243   case Type::FP128TyID:
 244     return LLVMFP128TypeKind;
 245   case Type::PPC_FP128TyID:
 246     return LLVMPPC_FP128TypeKind;
 247   case Type::LabelTyID:
 248     return LLVMLabelTypeKind;
 249   case Type::MetadataTyID:
 250     return LLVMMetadataTypeKind;
 251   case Type::IntegerTyID:
 252     return LLVMIntegerTypeKind;
 253   case Type::FunctionTyID:
 254     return LLVMFunctionTypeKind;
 255   case Type::StructTyID:
 256     return LLVMStructTypeKind;
 257   case Type::ArrayTyID:
 258     return LLVMArrayTypeKind;
 259   case Type::PointerTyID:
 260     return LLVMPointerTypeKind;
 261   case Type::VectorTyID:
 262     return LLVMVectorTypeKind;
 263   case Type::X86_MMXTyID:
 264     return LLVMX86_MMXTypeKind;
 265   }
 266   llvm_unreachable("Unhandled TypeID.");
 267 }
 268
 269 LLVMBool LLVMTypeIsSized(LLVMTypeRef Ty)
 270 {
 271     return unwrap(Ty)->isSized();
 272 }
 273
 274 LLVMContextRef LLVMGetTypeContext(LLVMTypeRef Ty) {
 275   return wrap(&unwrap(Ty)->getContext());
 276 }
 277
 278 void LLVMDumpType(LLVMTypeRef Ty) {
 279   return unwrap(Ty)->dump();
 280 }
 281
 282 char *LLVMPrintTypeToString(LLVMTypeRef Ty) {
 283   std::string buf;
 284   raw_string_ostream os(buf);
 285
 286   if (unwrap(Ty))
 287     unwrap(Ty)->print(os);
 288   else
 289     os << "Printing <null> Type";
 290
 291   os.flush();
 292
 293   return strdup(buf.c_str());
 294 }
 295
 296 /*--.. Operations on integer types .........................................--*/
 297
 298 LLVMTypeRef LLVMInt1TypeInContext(LLVMContextRef C)  {
 299   return (LLVMTypeRef) Type::getInt1Ty(*unwrap(C));
 300 }
 301 LLVMTypeRef LLVMInt8TypeInContext(LLVMContextRef C)  {
 302   return (LLVMTypeRef) Type::getInt8Ty(*unwrap(C));
 303 }
 304 LLVMTypeRef LLVMInt16TypeInContext(LLVMContextRef C) {
 305   return (LLVMTypeRef) Type::getInt16Ty(*unwrap(C));
 306 }
 307 LLVMTypeRef LLVMInt32TypeInContext(LLVMContextRef C) {
 308   return (LLVMTypeRef) Type::getInt32Ty(*unwrap(C));
 309 }
 310 LLVMTypeRef LLVMInt64TypeInContext(LLVMContextRef C) {
 311   return (LLVMTypeRef) Type::getInt64Ty(*unwrap(C));
 312 }
 313 LLVMTypeRef LLVMIntTypeInContext(LLVMContextRef C, unsigned NumBits) {
 314   return wrap(IntegerType::get(*unwrap(C), NumBits));
 315 }
 316
 317 LLVMTypeRef LLVMInt1Type(void)  {
 318   return LLVMInt1TypeInContext(LLVMGetGlobalContext());
 319 }
 320 LLVMTypeRef LLVMInt8Type(void)  {
 321   return LLVMInt8TypeInContext(LLVMGetGlobalContext());
 322 }
 323 LLVMTypeRef LLVMInt16Type(void) {
 324   return LLVMInt16TypeInContext(LLVMGetGlobalContext());
 325 }
 326 LLVMTypeRef LLVMInt32Type(void) {
 327   return LLVMInt32TypeInContext(LLVMGetGlobalContext());
 328 }
 329 LLVMTypeRef LLVMInt64Type(void) {
 330   return LLVMInt64TypeInContext(LLVMGetGlobalContext());
 331 }
 332 LLVMTypeRef LLVMIntType(unsigned NumBits) {
 333   return LLVMIntTypeInContext(LLVMGetGlobalContext(), NumBits);
 334 }
 335
 336 unsigned LLVMGetIntTypeWidth(LLVMTypeRef IntegerTy) {
 337   return unwrap<IntegerType>(IntegerTy)->getBitWidth();
 338 }
 339
 340 /*--.. Operations on real types ............................................--*/
 341
 342 LLVMTypeRef LLVMHalfTypeInContext(LLVMContextRef C) {
 343   return (LLVMTypeRef) Type::getHalfTy(*unwrap(C));
 344 }
 345 LLVMTypeRef LLVMFloatTypeInContext(LLVMContextRef C) {
 346   return (LLVMTypeRef) Type::getFloatTy(*unwrap(C));
 347 }
 348 LLVMTypeRef LLVMDoubleTypeInContext(LLVMContextRef C) {
 349   return (LLVMTypeRef) Type::getDoubleTy(*unwrap(C));
 350 }
 351 LLVMTypeRef LLVMX86FP80TypeInContext(LLVMContextRef C) {
 352   return (LLVMTypeRef) Type::getX86_FP80Ty(*unwrap(C));
 353 }
 354 LLVMTypeRef LLVMFP128TypeInContext(LLVMContextRef C) {
 355   return (LLVMTypeRef) Type::getFP128Ty(*unwrap(C));
 356 }
 357 LLVMTypeRef LLVMPPCFP128TypeInContext(LLVMContextRef C) {
 358   return (LLVMTypeRef) Type::getPPC_FP128Ty(*unwrap(C));
 359 }
 360 LLVMTypeRef LLVMX86MMXTypeInContext(LLVMContextRef C) {
 361   return (LLVMTypeRef) Type::getX86_MMXTy(*unwrap(C));
 362 }
 363
 364 LLVMTypeRef LLVMHalfType(void) {
 365   return LLVMHalfTypeInContext(LLVMGetGlobalContext());
 366 }
 367 LLVMTypeRef LLVMFloatType(void) {
 368   return LLVMFloatTypeInContext(LLVMGetGlobalContext());
 369 }
 370 LLVMTypeRef LLVMDoubleType(void) {
 371   return LLVMDoubleTypeInContext(LLVMGetGlobalContext());
 372 }
 373 LLVMTypeRef LLVMX86FP80Type(void) {
 374   return LLVMX86FP80TypeInContext(LLVMGetGlobalContext());
 375 }
 376 LLVMTypeRef LLVMFP128Type(void) {
 377   return LLVMFP128TypeInContext(LLVMGetGlobalContext());
 378 }
 379 LLVMTypeRef LLVMPPCFP128Type(void) {
 380   return LLVMPPCFP128TypeInContext(LLVMGetGlobalContext());
 381 }
 382 LLVMTypeRef LLVMX86MMXType(void) {
 383   return LLVMX86MMXTypeInContext(LLVMGetGlobalContext());
 384 }
 385
 386 /*--.. Operations on function types ........................................--*/
 387
 388 LLVMTypeRef LLVMFunctionType(LLVMTypeRef ReturnType,
 389                              LLVMTypeRef *ParamTypes, unsigned ParamCount,
 390                              LLVMBool IsVarArg) {
 391   ArrayRef<Type*> Tys(unwrap(ParamTypes), ParamCount);
 392   return wrap(FunctionType::get(unwrap(ReturnType), Tys, IsVarArg != 0));
 393 }
 394
 395 LLVMBool LLVMIsFunctionVarArg(LLVMTypeRef FunctionTy) {
 396   return unwrap<FunctionType>(FunctionTy)->isVarArg();
 397 }
 398
 399 LLVMTypeRef LLVMGetReturnType(LLVMTypeRef FunctionTy) {
 400   return wrap(unwrap<FunctionType>(FunctionTy)->getReturnType());
 401 }
 402
 403 unsigned LLVMCountParamTypes(LLVMTypeRef FunctionTy) {
 404   return unwrap<FunctionType>(FunctionTy)->getNumParams();
 405 }
 406
 407 void LLVMGetParamTypes(LLVMTypeRef FunctionTy, LLVMTypeRef *Dest) {
 408   FunctionType *Ty = unwrap<FunctionType>(FunctionTy);
 409   for (FunctionType::param_iterator I = Ty->param_begin(),
 410                                     E = Ty->param_end(); I != E; ++I)
 411     *Dest++ = wrap(*I);
 412 }
 413
 414 /*--.. Operations on struct types ..........................................--*/
 415
 416 LLVMTypeRef LLVMStructTypeInContext(LLVMContextRef C, LLVMTypeRef *ElementTypes,
 417                            unsigned ElementCount, LLVMBool Packed) {
 418   ArrayRef<Type*> Tys(unwrap(ElementTypes), ElementCount);
 419   return wrap(StructType::get(*unwrap(C), Tys, Packed != 0));
 420 }
 421
 422 LLVMTypeRef LLVMStructType(LLVMTypeRef *ElementTypes,
 423                            unsigned ElementCount, LLVMBool Packed) {
 424   return LLVMStructTypeInContext(LLVMGetGlobalContext(), ElementTypes,
 425                                  ElementCount, Packed);
 426 }
 427
 428 LLVMTypeRef LLVMStructCreateNamed(LLVMContextRef C, const char *Name)
 429 {
 430   return wrap(StructType::create(*unwrap(C), Name));
 431 }
 432
 433 const char *LLVMGetStructName(LLVMTypeRef Ty)
 434 {
 435   StructType *Type = unwrap<StructType>(Ty);
 436   if (!Type->hasName())
 437     return nullptr;
 438   return Type->getName().data();
 439 }
 440
 441 void LLVMStructSetBody(LLVMTypeRef StructTy, LLVMTypeRef *ElementTypes,
 442                        unsigned ElementCount, LLVMBool Packed) {
 443   ArrayRef<Type*> Tys(unwrap(ElementTypes), ElementCount);
 444   unwrap<StructType>(StructTy)->setBody(Tys, Packed != 0);
 445 }
 446
 447 unsigned LLVMCountStructElementTypes(LLVMTypeRef StructTy) {
 448   return unwrap<StructType>(StructTy)->getNumElements();
 449 }
 450
 451 void LLVMGetStructElementTypes(LLVMTypeRef StructTy, LLVMTypeRef *Dest) {
 452   StructType *Ty = unwrap<StructType>(StructTy);
 453   for (StructType::element_iterator I = Ty->element_begin(),
 454                                     E = Ty->element_end(); I != E; ++I)
 455     *Dest++ = wrap(*I);
 456 }
 457
 458 LLVMBool LLVMIsPackedStruct(LLVMTypeRef StructTy) {
 459   return unwrap<StructType>(StructTy)->isPacked();
 460 }
 461
 462 LLVMBool LLVMIsOpaqueStruct(LLVMTypeRef StructTy) {
 463   return unwrap<StructType>(StructTy)->isOpaque();
 464 }
 465
 466 LLVMTypeRef LLVMGetTypeByName(LLVMModuleRef M, const char *Name) {
 467   return wrap(unwrap(M)->getTypeByName(Name));
 468 }
 469
 470 /*--.. Operations on array, pointer, and vector types (sequence types) .....--*/
 471
 472 LLVMTypeRef LLVMArrayType(LLVMTypeRef ElementType, unsigned ElementCount) {
 473   return wrap(ArrayType::get(unwrap(ElementType), ElementCount));
 474 }
 475
 476 LLVMTypeRef LLVMPointerType(LLVMTypeRef ElementType, unsigned AddressSpace) {
 477   return wrap(PointerType::get(unwrap(ElementType), AddressSpace));
 478 }
 479
 480 LLVMTypeRef LLVMVectorType(LLVMTypeRef ElementType, unsigned ElementCount) {
 481   return wrap(VectorType::get(unwrap(ElementType), ElementCount));
 482 }
 483
 484 LLVMTypeRef LLVMGetElementType(LLVMTypeRef Ty) {
 485   return wrap(unwrap<SequentialType>(Ty)->getElementType());
 486 }
 487
 488 unsigned LLVMGetArrayLength(LLVMTypeRef ArrayTy) {
 489   return unwrap<ArrayType>(ArrayTy)->getNumElements();
 490 }
 491
 492 unsigned LLVMGetPointerAddressSpace(LLVMTypeRef PointerTy) {
 493   return unwrap<PointerType>(PointerTy)->getAddressSpace();
 494 }
 495
 496 unsigned LLVMGetVectorSize(LLVMTypeRef VectorTy) {
 497   return unwrap<VectorType>(VectorTy)->getNumElements();
 498 }
 499
 500 /*--.. Operations on other types ...........................................--*/
 501
 502 LLVMTypeRef LLVMVoidTypeInContext(LLVMContextRef C)  {
 503   return wrap(Type::getVoidTy(*unwrap(C)));
 504 }
 505 LLVMTypeRef LLVMLabelTypeInContext(LLVMContextRef C) {
 506   return wrap(Type::getLabelTy(*unwrap(C)));
 507 }
 508
 509 LLVMTypeRef LLVMVoidType(void)  {
 510   return LLVMVoidTypeInContext(LLVMGetGlobalContext());
 511 }
 512 LLVMTypeRef LLVMLabelType(void) {
 513   return LLVMLabelTypeInContext(LLVMGetGlobalContext());
 514 }
 515
 516 /*===-- Operations on values ----------------------------------------------===*/
 517
 518 /*--.. Operations on all values ............................................--*/
 519
 520 LLVMTypeRef LLVMTypeOf(LLVMValueRef Val) {
 521   return wrap(unwrap(Val)->getType());
 522 }
 523
 524 const char *LLVMGetValueName(LLVMValueRef Val) {
 525   return unwrap(Val)->getName().data();
 526 }
 527
 528 void LLVMSetValueName(LLVMValueRef Val, const char *Name) {
 529   unwrap(Val)->setName(Name);
 530 }
 531
 532 void LLVMDumpValue(LLVMValueRef Val) {
 533   unwrap(Val)->dump();
 534 }
 535
 536 char* LLVMPrintValueToString(LLVMValueRef Val) {
 537   std::string buf;
 538   raw_string_ostream os(buf);
 539
 540   if (unwrap(Val))
 541     unwrap(Val)->print(os);
 542   else
 543     os << "Printing <null> Value";
 544
 545   os.flush();
 546
 547   return strdup(buf.c_str());
 548 }
 549
 550 void LLVMReplaceAllUsesWith(LLVMValueRef OldVal, LLVMValueRef NewVal) {
 551   unwrap(OldVal)->replaceAllUsesWith(unwrap(NewVal));
 552 }
 553
 554 int LLVMHasMetadata(LLVMValueRef Inst) {
 555   return unwrap<Instruction>(Inst)->hasMetadata();
 556 }
 557
 558 LLVMValueRef LLVMGetMetadata(LLVMValueRef Inst, unsigned KindID) {
 559   return wrap(unwrap<Instruction>(Inst)->getMetadata(KindID));
 560 }
 561
 562 void LLVMSetMetadata(LLVMValueRef Inst, unsigned KindID, LLVMValueRef MD) {
 563   unwrap<Instruction>(Inst)->setMetadata(KindID,
 564                                          MD ? unwrap<MDNode>(MD) : nullptr);
 565 }
 566
 567 /*--.. Conversion functions ................................................--*/
 568
 569 #define LLVM_DEFINE_VALUE_CAST(name)                                       \
 570   LLVMValueRef LLVMIsA##name(LLVMValueRef Val) {                           \
 571     return wrap(static_cast<Value*>(dyn_cast_or_null<name>(unwrap(Val)))); \
 572   }
 573
 574 LLVM_FOR_EACH_VALUE_SUBCLASS(LLVM_DEFINE_VALUE_CAST)
 575
 576 /*--.. Operations on Uses ..................................................--*/
 577 LLVMUseRef LLVMGetFirstUse(LLVMValueRef Val) {
 578   Value *V = unwrap(Val);
 579   Value::use_iterator I = V->use_begin();
 580   if (I == V->use_end())
 581     return nullptr;
 582   return wrap(&*I);
 583 }
 584
 585 LLVMUseRef LLVMGetNextUse(LLVMUseRef U) {
 586   Use *Next = unwrap(U)->getNext();
 587   if (Next)
 588     return wrap(Next);
 589   return nullptr;
 590 }
 591
 592 LLVMValueRef LLVMGetUser(LLVMUseRef U) {
 593   return wrap(unwrap(U)->getUser());
 594 }
 595
 596 LLVMValueRef LLVMGetUsedValue(LLVMUseRef U) {
 597   return wrap(unwrap(U)->get());
 598 }
 599
 600 /*--.. Operations on Users .................................................--*/
 601 LLVMValueRef LLVMGetOperand(LLVMValueRef Val, unsigned Index) {
 602   Value *V = unwrap(Val);
 603   if (MDNode *MD = dyn_cast<MDNode>(V))
 604       return wrap(MD->getOperand(Index));
 605   return wrap(cast<User>(V)->getOperand(Index));
 606 }
 607
 608 LLVMUseRef LLVMGetOperandUse(LLVMValueRef Val, unsigned Index) {
 609   Value *V = unwrap(Val);
 610   return wrap(&cast<User>(V)->getOperandUse(Index));
 611 }
 612
 613 void LLVMSetOperand(LLVMValueRef Val, unsigned Index, LLVMValueRef Op) {
 614   unwrap<User>(Val)->setOperand(Index, unwrap(Op));
 615 }
 616
 617 int LLVMGetNumOperands(LLVMValueRef Val) {
 618   Value *V = unwrap(Val);
 619   if (MDNode *MD = dyn_cast<MDNode>(V))
 620       return MD->getNumOperands();
 621   return cast<User>(V)->getNumOperands();
 622 }
 623
 624 /*--.. Operations on constants of any type .................................--*/
 625
 626 LLVMValueRef LLVMConstNull(LLVMTypeRef Ty) {
 627   return wrap(Constant::getNullValue(unwrap(Ty)));
 628 }
 629
 630 LLVMValueRef LLVMConstAllOnes(LLVMTypeRef Ty) {
 631   return wrap(Constant::getAllOnesValue(unwrap(Ty)));
 632 }
 633
 634 LLVMValueRef LLVMGetUndef(LLVMTypeRef Ty) {
 635   return wrap(UndefValue::get(unwrap(Ty)));
 636 }
 637
 638 LLVMBool LLVMIsConstant(LLVMValueRef Ty) {
 639   return isa<Constant>(unwrap(Ty));
 640 }
 641
 642 LLVMBool LLVMIsNull(LLVMValueRef Val) {
 643   if (Constant *C = dyn_cast<Constant>(unwrap(Val)))
 644     return C->isNullValue();
 645   return false;
 646 }
 647
 648 LLVMBool LLVMIsUndef(LLVMValueRef Val) {
 649   return isa<UndefValue>(unwrap(Val));
 650 }
 651
 652 LLVMValueRef LLVMConstPointerNull(LLVMTypeRef Ty) {
 653   return
 654       wrap(ConstantPointerNull::get(unwrap<PointerType>(Ty)));
 655 }
 656
 657 /*--.. Operations on metadata nodes ........................................--*/
 658
 659 LLVMValueRef LLVMMDStringInContext(LLVMContextRef C, const char *Str,
 660                                    unsigned SLen) {
 661   return wrap(MDString::get(*unwrap(C), StringRef(Str, SLen)));
 662 }
 663
 664 LLVMValueRef LLVMMDString(const char *Str, unsigned SLen) {
 665   return LLVMMDStringInContext(LLVMGetGlobalContext(), Str, SLen);
 666 }
 667
 668 LLVMValueRef LLVMMDNodeInContext(LLVMContextRef C, LLVMValueRef *Vals,
 669                                  unsigned Count) {
 670   return wrap(MDNode::get(*unwrap(C),
 671                           makeArrayRef(unwrap<Value>(Vals, Count), Count)));
 672 }
 673
 674 LLVMValueRef LLVMMDNode(LLVMValueRef *Vals, unsigned Count) {
 675   return LLVMMDNodeInContext(LLVMGetGlobalContext(), Vals, Count);
 676 }
 677
 678 const char *LLVMGetMDString(LLVMValueRef V, unsigned* Len) {
 679   if (const MDString *S = dyn_cast<MDString>(unwrap(V))) {
 680     *Len = S->getString().size();
 681     return S->getString().data();
 682   }
 683   *Len = 0;
 684   return nullptr;
 685 }
 686
 687 unsigned LLVMGetMDNodeNumOperands(LLVMValueRef V)
 688 {
 689   return cast<MDNode>(unwrap(V))->getNumOperands();
 690 }
 691
 692 void LLVMGetMDNodeOperands(LLVMValueRef V, LLVMValueRef *Dest)
 693 {
 694   const MDNode *N = cast<MDNode>(unwrap(V));
 695   const unsigned numOperands = N->getNumOperands();
 696   for (unsigned i = 0; i < numOperands; i++)
 697     Dest[i] = wrap(N->getOperand(i));
 698 }
 699
 700 unsigned LLVMGetNamedMetadataNumOperands(LLVMModuleRef M, const char* name)
 701 {
 702   if (NamedMDNode *N = unwrap(M)->getNamedMetadata(name)) {
 703     return N->getNumOperands();
 704   }
 705   return 0;
 706 }
 707
 708 void LLVMGetNamedMetadataOperands(LLVMModuleRef M, const char* name, LLVMValueRef *Dest)
 709 {
 710   NamedMDNode *N = unwrap(M)->getNamedMetadata(name);
 711   if (!N)
 712     return;
 713   for (unsigned i=0;i<N->getNumOperands();i++)
 714     Dest[i] = wrap(N->getOperand(i));
 715 }
 716
 717 void LLVMAddNamedMetadataOperand(LLVMModuleRef M, const char* name,
 718                                  LLVMValueRef Val)
 719 {
 720   NamedMDNode *N = unwrap(M)->getOrInsertNamedMetadata(name);
 721   if (!N)
 722     return;
 723   MDNode *Op = Val ? unwrap<MDNode>(Val) : nullptr;
 724   if (Op)
 725     N->addOperand(Op);
 726 }
 727
 728 /*--.. Operations on scalar constants ......................................--*/
 729
 730 LLVMValueRef LLVMConstInt(LLVMTypeRef IntTy, unsigned long long N,
 731                           LLVMBool SignExtend) {
 732   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), N, SignExtend != 0));
 733 }
 734
 735 LLVMValueRef LLVMConstIntOfArbitraryPrecision(LLVMTypeRef IntTy,
 736                                               unsigned NumWords,
 737                                               const uint64_t Words[]) {
 738     IntegerType *Ty = unwrap<IntegerType>(IntTy);
 739     return wrap(ConstantInt::get(Ty->getContext(),
 740                                  APInt(Ty->getBitWidth(),
 741                                        makeArrayRef(Words, NumWords))));
 742 }
 743
 744 LLVMValueRef LLVMConstIntOfString(LLVMTypeRef IntTy, const char Str[],
 745                                   uint8_t Radix) {
 746   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), StringRef(Str),
 747                                Radix));
 748 }
 749
 750 LLVMValueRef LLVMConstIntOfStringAndSize(LLVMTypeRef IntTy, const char Str[],
 751                                          unsigned SLen, uint8_t Radix) {
 752   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), StringRef(Str, SLen),
 753                                Radix));
 754 }
 755
 756 LLVMValueRef LLVMConstReal(LLVMTypeRef RealTy, double N) {
 757   return wrap(ConstantFP::get(unwrap(RealTy), N));
 758 }
 759
 760 LLVMValueRef LLVMConstRealOfString(LLVMTypeRef RealTy, const char *Text) {
 761   return wrap(ConstantFP::get(unwrap(RealTy), StringRef(Text)));
 762 }
 763
 764 LLVMValueRef LLVMConstRealOfStringAndSize(LLVMTypeRef RealTy, const char Str[],
 765                                           unsigned SLen) {
 766   return wrap(ConstantFP::get(unwrap(RealTy), StringRef(Str, SLen)));
 767 }
 768
 769 unsigned long long LLVMConstIntGetZExtValue(LLVMValueRef ConstantVal) {
 770   return unwrap<ConstantInt>(ConstantVal)->getZExtValue();
 771 }
 772
 773 long long LLVMConstIntGetSExtValue(LLVMValueRef ConstantVal) {
 774   return unwrap<ConstantInt>(ConstantVal)->getSExtValue();
 775 }
 776
 777 /*--.. Operations on composite constants ...................................--*/
 778
 779 LLVMValueRef LLVMConstStringInContext(LLVMContextRef C, const char *Str,
 780                                       unsigned Length,
 781                                       LLVMBool DontNullTerminate) {
 782   /* Inverted the sense of AddNull because ', 0)' is a
 783      better mnemonic for null termination than ', 1)'. */
 784   return wrap(ConstantDataArray::getString(*unwrap(C), StringRef(Str, Length),
 785                                            DontNullTerminate == 0));
 786 }
 787 LLVMValueRef LLVMConstStructInContext(LLVMContextRef C,
 788                                       LLVMValueRef *ConstantVals,
 789                                       unsigned Count, LLVMBool Packed) {
 790   Constant **Elements = unwrap<Constant>(ConstantVals, Count);
 791   return wrap(ConstantStruct::getAnon(*unwrap(C), makeArrayRef(Elements, Count),
 792                                       Packed != 0));
 793 }
 794
 795 LLVMValueRef LLVMConstString(const char *Str, unsigned Length,
 796                              LLVMBool DontNullTerminate) {
 797   return LLVMConstStringInContext(LLVMGetGlobalContext(), Str, Length,
 798                                   DontNullTerminate);
 799 }
 800
 801 LLVMValueRef LLVMGetElementAsConstant(LLVMValueRef c, unsigned idx) {
 802   return wrap(static_cast<ConstantDataSequential*>(unwrap(c))->getElementAsConstant(idx));
 803 }
 804
 805 LLVMBool LLVMIsConstantString(LLVMValueRef c) {
 806   return static_cast<ConstantDataSequential*>(unwrap(c))->isString();
 807 }
 808
 809 const char *LLVMGetAsString(LLVMValueRef c, size_t* Length) {
 810   StringRef str = static_cast<ConstantDataSequential*>(unwrap(c))->getAsString();
 811   *Length = str.size();
 812   return str.data();
 813 }
 814
 815 LLVMValueRef LLVMConstArray(LLVMTypeRef ElementTy,
 816                             LLVMValueRef *ConstantVals, unsigned Length) {
 817   ArrayRef<Constant*> V(unwrap<Constant>(ConstantVals, Length), Length);
 818   return wrap(ConstantArray::get(ArrayType::get(unwrap(ElementTy), Length), V));
 819 }
 820
 821 LLVMValueRef LLVMConstStruct(LLVMValueRef *ConstantVals, unsigned Count,
 822                              LLVMBool Packed) {
 823   return LLVMConstStructInContext(LLVMGetGlobalContext(), ConstantVals, Count,
 824                                   Packed);
 825 }
 826
 827 LLVMValueRef LLVMConstNamedStruct(LLVMTypeRef StructTy,
 828                                   LLVMValueRef *ConstantVals,
 829                                   unsigned Count) {
 830   Constant **Elements = unwrap<Constant>(ConstantVals, Count);
 831   StructType *Ty = cast<StructType>(unwrap(StructTy));
 832
 833   return wrap(ConstantStruct::get(Ty, makeArrayRef(Elements, Count)));
 834 }
 835
 836 LLVMValueRef LLVMConstVector(LLVMValueRef *ScalarConstantVals, unsigned Size) {
 837   return wrap(ConstantVector::get(makeArrayRef(
 838                             unwrap<Constant>(ScalarConstantVals, Size), Size)));
 839 }
 840
 841 /*-- Opcode mapping */
 842
 843 static LLVMOpcode map_to_llvmopcode(int opcode)
 844 {
 845     switch (opcode) {
 846       default: llvm_unreachable("Unhandled Opcode.");
 847 #define HANDLE_INST(num, opc, clas) case num: return LLVM##opc;
 848 #include "llvm/IR/Instruction.def"
 849 #undef HANDLE_INST
 850     }
 851 }
 852
 853 static int map_from_llvmopcode(LLVMOpcode code)
 854 {
 855     switch (code) {
 856 #define HANDLE_INST(num, opc, clas) case LLVM##opc: return num;
 857 #include "llvm/IR/Instruction.def"
 858 #undef HANDLE_INST
 859     }
 860     llvm_unreachable("Unhandled Opcode.");
 861 }
 862
 863 /*--.. Constant expressions ................................................--*/
 864
 865 LLVMOpcode LLVMGetConstOpcode(LLVMValueRef ConstantVal) {
 866   return map_to_llvmopcode(unwrap<ConstantExpr>(ConstantVal)->getOpcode());
 867 }
 868
 869 LLVMValueRef LLVMAlignOf(LLVMTypeRef Ty) {
 870   return wrap(ConstantExpr::getAlignOf(unwrap(Ty)));
 871 }
 872
 873 LLVMValueRef LLVMSizeOf(LLVMTypeRef Ty) {
 874   return wrap(ConstantExpr::getSizeOf(unwrap(Ty)));
 875 }
 876
 877 LLVMValueRef LLVMConstNeg(LLVMValueRef ConstantVal) {
 878   return wrap(ConstantExpr::getNeg(unwrap<Constant>(ConstantVal)));
 879 }
 880
 881 LLVMValueRef LLVMConstNSWNeg(LLVMValueRef ConstantVal) {
 882   return wrap(ConstantExpr::getNSWNeg(unwrap<Constant>(ConstantVal)));
 883 }
 884
 885 LLVMValueRef LLVMConstNUWNeg(LLVMValueRef ConstantVal) {
 886   return wrap(ConstantExpr::getNUWNeg(unwrap<Constant>(ConstantVal)));
 887 }
 888
 889
 890 LLVMValueRef LLVMConstFNeg(LLVMValueRef ConstantVal) {
 891   return wrap(ConstantExpr::getFNeg(unwrap<Constant>(ConstantVal)));
 892 }
 893
 894 LLVMValueRef LLVMConstNot(LLVMValueRef ConstantVal) {
 895   return wrap(ConstantExpr::getNot(unwrap<Constant>(ConstantVal)));
 896 }
 897
 898 LLVMValueRef LLVMConstAdd(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 899   return wrap(ConstantExpr::getAdd(unwrap<Constant>(LHSConstant),
 900                                    unwrap<Constant>(RHSConstant)));
 901 }
 902
 903 LLVMValueRef LLVMConstNSWAdd(LLVMValueRef LHSConstant,
 904                              LLVMValueRef RHSConstant) {
 905   return wrap(ConstantExpr::getNSWAdd(unwrap<Constant>(LHSConstant),
 906                                       unwrap<Constant>(RHSConstant)));
 907 }
 908
 909 LLVMValueRef LLVMConstNUWAdd(LLVMValueRef LHSConstant,
 910                              LLVMValueRef RHSConstant) {
 911   return wrap(ConstantExpr::getNUWAdd(unwrap<Constant>(LHSConstant),
 912                                       unwrap<Constant>(RHSConstant)));
 913 }
 914
 915 LLVMValueRef LLVMConstFAdd(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 916   return wrap(ConstantExpr::getFAdd(unwrap<Constant>(LHSConstant),
 917                                     unwrap<Constant>(RHSConstant)));
 918 }
 919
 920 LLVMValueRef LLVMConstSub(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 921   return wrap(ConstantExpr::getSub(unwrap<Constant>(LHSConstant),
 922                                    unwrap<Constant>(RHSConstant)));
 923 }
 924
 925 LLVMValueRef LLVMConstNSWSub(LLVMValueRef LHSConstant,
 926                              LLVMValueRef RHSConstant) {
 927   return wrap(ConstantExpr::getNSWSub(unwrap<Constant>(LHSConstant),
 928                                       unwrap<Constant>(RHSConstant)));
 929 }
 930
 931 LLVMValueRef LLVMConstNUWSub(LLVMValueRef LHSConstant,
 932                              LLVMValueRef RHSConstant) {
 933   return wrap(ConstantExpr::getNUWSub(unwrap<Constant>(LHSConstant),
 934                                       unwrap<Constant>(RHSConstant)));
 935 }
 936
 937 LLVMValueRef LLVMConstFSub(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 938   return wrap(ConstantExpr::getFSub(unwrap<Constant>(LHSConstant),
 939                                     unwrap<Constant>(RHSConstant)));
 940 }
 941
 942 LLVMValueRef LLVMConstMul(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 943   return wrap(ConstantExpr::getMul(unwrap<Constant>(LHSConstant),
 944                                    unwrap<Constant>(RHSConstant)));
 945 }
 946
 947 LLVMValueRef LLVMConstNSWMul(LLVMValueRef LHSConstant,
 948                              LLVMValueRef RHSConstant) {
 949   return wrap(ConstantExpr::getNSWMul(unwrap<Constant>(LHSConstant),
 950                                       unwrap<Constant>(RHSConstant)));
 951 }
 952
 953 LLVMValueRef LLVMConstNUWMul(LLVMValueRef LHSConstant,
 954                              LLVMValueRef RHSConstant) {
 955   return wrap(ConstantExpr::getNUWMul(unwrap<Constant>(LHSConstant),
 956                                       unwrap<Constant>(RHSConstant)));
 957 }
 958
 959 LLVMValueRef LLVMConstFMul(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 960   return wrap(ConstantExpr::getFMul(unwrap<Constant>(LHSConstant),
 961                                     unwrap<Constant>(RHSConstant)));
 962 }
 963
 964 LLVMValueRef LLVMConstUDiv(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 965   return wrap(ConstantExpr::getUDiv(unwrap<Constant>(LHSConstant),
 966                                     unwrap<Constant>(RHSConstant)));
 967 }
 968
 969 LLVMValueRef LLVMConstSDiv(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 970   return wrap(ConstantExpr::getSDiv(unwrap<Constant>(LHSConstant),
 971                                     unwrap<Constant>(RHSConstant)));
 972 }
 973
 974 LLVMValueRef LLVMConstExactSDiv(LLVMValueRef LHSConstant,
 975                                 LLVMValueRef RHSConstant) {
 976   return wrap(ConstantExpr::getExactSDiv(unwrap<Constant>(LHSConstant),
 977                                          unwrap<Constant>(RHSConstant)));
 978 }
 979
 980 LLVMValueRef LLVMConstFDiv(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 981   return wrap(ConstantExpr::getFDiv(unwrap<Constant>(LHSConstant),
 982                                     unwrap<Constant>(RHSConstant)));
 983 }
 984
 985 LLVMValueRef LLVMConstURem(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 986   return wrap(ConstantExpr::getURem(unwrap<Constant>(LHSConstant),
 987                                     unwrap<Constant>(RHSConstant)));
 988 }
 989
 990 LLVMValueRef LLVMConstSRem(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 991   return wrap(ConstantExpr::getSRem(unwrap<Constant>(LHSConstant),
 992                                     unwrap<Constant>(RHSConstant)));
 993 }
 994
 995 LLVMValueRef LLVMConstFRem(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 996   return wrap(ConstantExpr::getFRem(unwrap<Constant>(LHSConstant),
 997                                     unwrap<Constant>(RHSConstant)));
 998 }
 999
1000 LLVMValueRef LLVMConstAnd(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1001   return wrap(ConstantExpr::getAnd(unwrap<Constant>(LHSConstant),
1002                                    unwrap<Constant>(RHSConstant)));
1003 }
1004
1005 LLVMValueRef LLVMConstOr(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1006   return wrap(ConstantExpr::getOr(unwrap<Constant>(LHSConstant),
1007                                   unwrap<Constant>(RHSConstant)));
1008 }
1009
1010 LLVMValueRef LLVMConstXor(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1011   return wrap(ConstantExpr::getXor(unwrap<Constant>(LHSConstant),
1012                                    unwrap<Constant>(RHSConstant)));
1013 }
1014
1015 LLVMValueRef LLVMConstICmp(LLVMIntPredicate Predicate,
1016                            LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1017   return wrap(ConstantExpr::getICmp(Predicate,
1018                                     unwrap<Constant>(LHSConstant),
1019                                     unwrap<Constant>(RHSConstant)));
1020 }
1021
1022 LLVMValueRef LLVMConstFCmp(LLVMRealPredicate Predicate,
1023                            LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1024   return wrap(ConstantExpr::getFCmp(Predicate,
1025                                     unwrap<Constant>(LHSConstant),
1026                                     unwrap<Constant>(RHSConstant)));
1027 }
1028
1029 LLVMValueRef LLVMConstShl(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1030   return wrap(ConstantExpr::getShl(unwrap<Constant>(LHSConstant),
1031                                    unwrap<Constant>(RHSConstant)));
1032 }
1033
1034 LLVMValueRef LLVMConstLShr(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1035   return wrap(ConstantExpr::getLShr(unwrap<Constant>(LHSConstant),
1036                                     unwrap<Constant>(RHSConstant)));
1037 }
1038
1039 LLVMValueRef LLVMConstAShr(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1040   return wrap(ConstantExpr::getAShr(unwrap<Constant>(LHSConstant),
1041                                     unwrap<Constant>(RHSConstant)));
1042 }
1043
1044 LLVMValueRef LLVMConstGEP(LLVMValueRef ConstantVal,
1045                           LLVMValueRef *ConstantIndices, unsigned NumIndices) {
1046   ArrayRef<Constant *> IdxList(unwrap<Constant>(ConstantIndices, NumIndices),
1047                                NumIndices);
1048   return wrap(ConstantExpr::getGetElementPtr(unwrap<Constant>(ConstantVal),
1049                                              IdxList));
1050 }
1051
1052 LLVMValueRef LLVMConstInBoundsGEP(LLVMValueRef ConstantVal,
1053                                   LLVMValueRef *ConstantIndices,
1054                                   unsigned NumIndices) {
1055   Constant* Val = unwrap<Constant>(ConstantVal);
1056   ArrayRef<Constant *> IdxList(unwrap<Constant>(ConstantIndices, NumIndices),
1057                                NumIndices);
1058   return wrap(ConstantExpr::getInBoundsGetElementPtr(Val, IdxList));
1059 }
1060
1061 LLVMValueRef LLVMConstTrunc(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1062   return wrap(ConstantExpr::getTrunc(unwrap<Constant>(ConstantVal),
1063                                      unwrap(ToType)));
1064 }
1065
1066 LLVMValueRef LLVMConstSExt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1067   return wrap(ConstantExpr::getSExt(unwrap<Constant>(ConstantVal),
1068                                     unwrap(ToType)));
1069 }
1070
1071 LLVMValueRef LLVMConstZExt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1072   return wrap(ConstantExpr::getZExt(unwrap<Constant>(ConstantVal),
1073                                     unwrap(ToType)));
1074 }
1075
1076 LLVMValueRef LLVMConstFPTrunc(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1077   return wrap(ConstantExpr::getFPTrunc(unwrap<Constant>(ConstantVal),
1078                                        unwrap(ToType)));
1079 }
1080
1081 LLVMValueRef LLVMConstFPExt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1082   return wrap(ConstantExpr::getFPExtend(unwrap<Constant>(ConstantVal),
1083                                         unwrap(ToType)));
1084 }
1085
1086 LLVMValueRef LLVMConstUIToFP(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1087   return wrap(ConstantExpr::getUIToFP(unwrap<Constant>(ConstantVal),
1088                                       unwrap(ToType)));
1089 }
1090
1091 LLVMValueRef LLVMConstSIToFP(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1092   return wrap(ConstantExpr::getSIToFP(unwrap<Constant>(ConstantVal),
1093                                       unwrap(ToType)));
1094 }
1095
1096 LLVMValueRef LLVMConstFPToUI(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1097   return wrap(ConstantExpr::getFPToUI(unwrap<Constant>(ConstantVal),
1098                                       unwrap(ToType)));
1099 }
1100
1101 LLVMValueRef LLVMConstFPToSI(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1102   return wrap(ConstantExpr::getFPToSI(unwrap<Constant>(ConstantVal),
1103                                       unwrap(ToType)));
1104 }
1105
1106 LLVMValueRef LLVMConstPtrToInt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1107   return wrap(ConstantExpr::getPtrToInt(unwrap<Constant>(ConstantVal),
1108                                         unwrap(ToType)));
1109 }
1110
1111 LLVMValueRef LLVMConstIntToPtr(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1112   return wrap(ConstantExpr::getIntToPtr(unwrap<Constant>(ConstantVal),
1113                                         unwrap(ToType)));
1114 }
1115
1116 LLVMValueRef LLVMConstBitCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1117   return wrap(ConstantExpr::getBitCast(unwrap<Constant>(ConstantVal),
1118                                        unwrap(ToType)));
1119 }
1120
1121 LLVMValueRef LLVMConstAddrSpaceCast(LLVMValueRef ConstantVal,
1122                                     LLVMTypeRef ToType) {
1123   return wrap(ConstantExpr::getAddrSpaceCast(unwrap<Constant>(ConstantVal),
1124                                              unwrap(ToType)));
1125 }
1126
1127 LLVMValueRef LLVMConstZExtOrBitCast(LLVMValueRef ConstantVal,
1128                                     LLVMTypeRef ToType) {
1129   return wrap(ConstantExpr::getZExtOrBitCast(unwrap<Constant>(ConstantVal),
1130                                              unwrap(ToType)));
1131 }
1132
1133 LLVMValueRef LLVMConstSExtOrBitCast(LLVMValueRef ConstantVal,
1134                                     LLVMTypeRef ToType) {
1135   return wrap(ConstantExpr::getSExtOrBitCast(unwrap<Constant>(ConstantVal),
1136                                              unwrap(ToType)));
1137 }
1138
1139 LLVMValueRef LLVMConstTruncOrBitCast(LLVMValueRef ConstantVal,
1140                                      LLVMTypeRef ToType) {
1141   return wrap(ConstantExpr::getTruncOrBitCast(unwrap<Constant>(ConstantVal),
1142                                               unwrap(ToType)));
1143 }
1144
1145 LLVMValueRef LLVMConstPointerCast(LLVMValueRef ConstantVal,
1146                                   LLVMTypeRef ToType) {
1147   return wrap(ConstantExpr::getPointerCast(unwrap<Constant>(ConstantVal),
1148                                            unwrap(ToType)));
1149 }
1150
1151 LLVMValueRef LLVMConstIntCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType,
1152                               LLVMBool isSigned) {
1153   return wrap(ConstantExpr::getIntegerCast(unwrap<Constant>(ConstantVal),
1154                                            unwrap(ToType), isSigned));
1155 }
1156
1157 LLVMValueRef LLVMConstFPCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1158   return wrap(ConstantExpr::getFPCast(unwrap<Constant>(ConstantVal),
1159                                       unwrap(ToType)));
1160 }
1161
1162 LLVMValueRef LLVMConstSelect(LLVMValueRef ConstantCondition,
1163                              LLVMValueRef ConstantIfTrue,
1164                              LLVMValueRef ConstantIfFalse) {
1165   return wrap(ConstantExpr::getSelect(unwrap<Constant>(ConstantCondition),
1166                                       unwrap<Constant>(ConstantIfTrue),
1167                                       unwrap<Constant>(ConstantIfFalse)));
1168 }
1169
1170 LLVMValueRef LLVMConstExtractElement(LLVMValueRef VectorConstant,
1171                                      LLVMValueRef IndexConstant) {
1172   return wrap(ConstantExpr::getExtractElement(unwrap<Constant>(VectorConstant),
1173                                               unwrap<Constant>(IndexConstant)));
1174 }
1175
1176 LLVMValueRef LLVMConstInsertElement(LLVMValueRef VectorConstant,
1177                                     LLVMValueRef ElementValueConstant,
1178                                     LLVMValueRef IndexConstant) {
1179   return wrap(ConstantExpr::getInsertElement(unwrap<Constant>(VectorConstant),
1180                                          unwrap<Constant>(ElementValueConstant),
1181                                              unwrap<Constant>(IndexConstant)));
1182 }
1183
1184 LLVMValueRef LLVMConstShuffleVector(LLVMValueRef VectorAConstant,
1185                                     LLVMValueRef VectorBConstant,
1186                                     LLVMValueRef MaskConstant) {
1187   return wrap(ConstantExpr::getShuffleVector(unwrap<Constant>(VectorAConstant),
1188                                              unwrap<Constant>(VectorBConstant),
1189                                              unwrap<Constant>(MaskConstant)));
1190 }
1191
1192 LLVMValueRef LLVMConstExtractValue(LLVMValueRef AggConstant, unsigned *IdxList,
1193                                    unsigned NumIdx) {
1194   return wrap(ConstantExpr::getExtractValue(unwrap<Constant>(AggConstant),
1195                                             makeArrayRef(IdxList, NumIdx)));
1196 }
1197
1198 LLVMValueRef LLVMConstInsertValue(LLVMValueRef AggConstant,
1199                                   LLVMValueRef ElementValueConstant,
1200                                   unsigned *IdxList, unsigned NumIdx) {
1201   return wrap(ConstantExpr::getInsertValue(unwrap<Constant>(AggConstant),
1202                                          unwrap<Constant>(ElementValueConstant),
1203                                            makeArrayRef(IdxList, NumIdx)));
1204 }
1205
1206 LLVMValueRef LLVMConstInlineAsm(LLVMTypeRef Ty, const char *AsmString,
1207                                 const char *Constraints,
1208                                 LLVMBool HasSideEffects,
1209                                 LLVMBool IsAlignStack) {
1210   return wrap(InlineAsm::get(dyn_cast<FunctionType>(unwrap(Ty)), AsmString,
1211                              Constraints, HasSideEffects, IsAlignStack));
1212 }
1213
1214 LLVMValueRef LLVMBlockAddress(LLVMValueRef F, LLVMBasicBlockRef BB) {
1215   return wrap(BlockAddress::get(unwrap<Function>(F), unwrap(BB)));
1216 }
1217
1218 /*--.. Operations on global variables, functions, and aliases (globals) ....--*/
1219
1220 LLVMModuleRef LLVMGetGlobalParent(LLVMValueRef Global) {
1221   return wrap(unwrap<GlobalValue>(Global)->getParent());
1222 }
1223
1224 LLVMBool LLVMIsDeclaration(LLVMValueRef Global) {
1225   return unwrap<GlobalValue>(Global)->isDeclaration();
1226 }
1227
1228 LLVMLinkage LLVMGetLinkage(LLVMValueRef Global) {
1229   switch (unwrap<GlobalValue>(Global)->getLinkage()) {
1230   case GlobalValue::ExternalLinkage:
1231     return LLVMExternalLinkage;
1232   case GlobalValue::AvailableExternallyLinkage:
1233     return LLVMAvailableExternallyLinkage;
1234   case GlobalValue::LinkOnceAnyLinkage:
1235     return LLVMLinkOnceAnyLinkage;
1236   case GlobalValue::LinkOnceODRLinkage:
1237     return LLVMLinkOnceODRLinkage;
1238   case GlobalValue::WeakAnyLinkage:
1239     return LLVMWeakAnyLinkage;
1240   case GlobalValue::WeakODRLinkage:
1241     return LLVMWeakODRLinkage;
1242   case GlobalValue::AppendingLinkage:
1243     return LLVMAppendingLinkage;
1244   case GlobalValue::InternalLinkage:
1245     return LLVMInternalLinkage;
1246   case GlobalValue::PrivateLinkage:
1247     return LLVMPrivateLinkage;
1248   case GlobalValue::ExternalWeakLinkage:
1249     return LLVMExternalWeakLinkage;
1250   case GlobalValue::CommonLinkage:
1251     return LLVMCommonLinkage;
1252   }
1253
1254   llvm_unreachable("Invalid GlobalValue linkage!");
1255 }
1256
1257 void LLVMSetLinkage(LLVMValueRef Global, LLVMLinkage Linkage) {
1258   GlobalValue *GV = unwrap<GlobalValue>(Global);
1259
1260   switch (Linkage) {
1261   case LLVMExternalLinkage:
1262     GV->setLinkage(GlobalValue::ExternalLinkage);
1263     break;
1264   case LLVMAvailableExternallyLinkage:
1265     GV->setLinkage(GlobalValue::AvailableExternallyLinkage);
1266     break;
1267   case LLVMLinkOnceAnyLinkage:
1268     GV->setLinkage(GlobalValue::LinkOnceAnyLinkage);
1269     break;
1270   case LLVMLinkOnceODRLinkage:
1271     GV->setLinkage(GlobalValue::LinkOnceODRLinkage);
1272     break;
1273   case LLVMLinkOnceODRAutoHideLinkage:
1274     DEBUG(errs() << "LLVMSetLinkage(): LLVMLinkOnceODRAutoHideLinkage is no "
1275                     "longer supported.");
1276     break;
1277   case LLVMWeakAnyLinkage:
1278     GV->setLinkage(GlobalValue::WeakAnyLinkage);
1279     break;
1280   case LLVMWeakODRLinkage:
1281     GV->setLinkage(GlobalValue::WeakODRLinkage);
1282     break;
1283   case LLVMAppendingLinkage:
1284     GV->setLinkage(GlobalValue::AppendingLinkage);
1285     break;
1286   case LLVMInternalLinkage:
1287     GV->setLinkage(GlobalValue::InternalLinkage);
1288     break;
1289   case LLVMPrivateLinkage:
1290     GV->setLinkage(GlobalValue::PrivateLinkage);
1291     break;
1292   case LLVMLinkerPrivateLinkage:
1293     GV->setLinkage(GlobalValue::PrivateLinkage);
1294     break;
1295   case LLVMLinkerPrivateWeakLinkage:
1296     GV->setLinkage(GlobalValue::PrivateLinkage);
1297     break;
1298   case LLVMDLLImportLinkage:
1299     DEBUG(errs()
1300           << "LLVMSetLinkage(): LLVMDLLImportLinkage is no longer supported.");
1301     break;
1302   case LLVMDLLExportLinkage:
1303     DEBUG(errs()
1304           << "LLVMSetLinkage(): LLVMDLLExportLinkage is no longer supported.");
1305     break;
1306   case LLVMExternalWeakLinkage:
1307     GV->setLinkage(GlobalValue::ExternalWeakLinkage);
1308     break;
1309   case LLVMGhostLinkage:
1310     DEBUG(errs()
1311           << "LLVMSetLinkage(): LLVMGhostLinkage is no longer supported.");
1312     break;
1313   case LLVMCommonLinkage:
1314     GV->setLinkage(GlobalValue::CommonLinkage);
1315     break;
1316   }
1317 }
1318
1319 const char *LLVMGetSection(LLVMValueRef Global) {
1320   return unwrap<GlobalValue>(Global)->getSection();
1321 }
1322
1323 void LLVMSetSection(LLVMValueRef Global, const char *Section) {
1324   unwrap<GlobalObject>(Global)->setSection(Section);
1325 }
1326
1327 LLVMVisibility LLVMGetVisibility(LLVMValueRef Global) {
1328   return static_cast<LLVMVisibility>(
1329     unwrap<GlobalValue>(Global)->getVisibility());
1330 }
1331
1332 void LLVMSetVisibility(LLVMValueRef Global, LLVMVisibility Viz) {
1333   unwrap<GlobalValue>(Global)
1334     ->setVisibility(static_cast<GlobalValue::VisibilityTypes>(Viz));
1335 }
1336
1337 LLVMDLLStorageClass LLVMGetDLLStorageClass(LLVMValueRef Global) {
1338   return static_cast<LLVMDLLStorageClass>(
1339       unwrap<GlobalValue>(Global)->getDLLStorageClass());
1340 }
1341
1342 void LLVMSetDLLStorageClass(LLVMValueRef Global, LLVMDLLStorageClass Class) {
1343   unwrap<GlobalValue>(Global)->setDLLStorageClass(
1344       static_cast<GlobalValue::DLLStorageClassTypes>(Class));
1345 }
1346
1347 LLVMBool LLVMHasUnnamedAddr(LLVMValueRef Global) {
1348   return unwrap<GlobalValue>(Global)->hasUnnamedAddr();
1349 }
1350
1351 void LLVMSetUnnamedAddr(LLVMValueRef Global, LLVMBool HasUnnamedAddr) {
1352   unwrap<GlobalValue>(Global)->setUnnamedAddr(HasUnnamedAddr);
1353 }
1354
1355 /*--.. Operations on global variables, load and store instructions .........--*/
1356
1357 unsigned LLVMGetAlignment(LLVMValueRef V) {
1358   Value *P = unwrap<Value>(V);
1359   if (GlobalValue *GV = dyn_cast<GlobalValue>(P))
1360     return GV->getAlignment();
1361   if (AllocaInst *AI = dyn_cast<AllocaInst>(P))
1362     return AI->getAlignment();
1363   if (LoadInst *LI = dyn_cast<LoadInst>(P))
1364     return LI->getAlignment();
1365   if (StoreInst *SI = dyn_cast<StoreInst>(P))
1366     return SI->getAlignment();
1367
1368   llvm_unreachable(
1369       "only GlobalValue, AllocaInst, LoadInst and StoreInst have alignment");
1370 }
1371
1372 void LLVMSetAlignment(LLVMValueRef V, unsigned Bytes) {
1373   Value *P = unwrap<Value>(V);
1374   if (GlobalObject *GV = dyn_cast<GlobalObject>(P))
1375     GV->setAlignment(Bytes);
1376   else if (AllocaInst *AI = dyn_cast<AllocaInst>(P))
1377     AI->setAlignment(Bytes);
1378   else if (LoadInst *LI = dyn_cast<LoadInst>(P))
1379     LI->setAlignment(Bytes);
1380   else if (StoreInst *SI = dyn_cast<StoreInst>(P))
1381     SI->setAlignment(Bytes);
1382   else
1383     llvm_unreachable(
1384         "only GlobalValue, AllocaInst, LoadInst and StoreInst have alignment");
1385 }
1386
1387 /*--.. Operations on global variables ......................................--*/
1388
1389 LLVMValueRef LLVMAddGlobal(LLVMModuleRef M, LLVMTypeRef Ty, const char *Name) {
1390   return wrap(new GlobalVariable(*unwrap(M), unwrap(Ty), false,
1391                                  GlobalValue::ExternalLinkage, nullptr, Name));
1392 }
1393
1394 LLVMValueRef LLVMAddGlobalInAddressSpace(LLVMModuleRef M, LLVMTypeRef Ty,
1395                                          const char *Name,
1396                                          unsigned AddressSpace) {
1397   return wrap(new GlobalVariable(*unwrap(M), unwrap(Ty), false,
1398                                  GlobalValue::ExternalLinkage, nullptr, Name,
1399                                  nullptr, GlobalVariable::NotThreadLocal,
1400                                  AddressSpace));
1401 }
1402
1403 LLVMValueRef LLVMGetNamedGlobal(LLVMModuleRef M, const char *Name) {
1404   return wrap(unwrap(M)->getNamedGlobal(Name));
1405 }
1406
1407 LLVMValueRef LLVMGetFirstGlobal(LLVMModuleRef M) {
1408   Module *Mod = unwrap(M);
1409   Module::global_iterator I = Mod->global_begin();
1410   if (I == Mod->global_end())
1411     return nullptr;
1412   return wrap(I);
1413 }
1414
1415 LLVMValueRef LLVMGetLastGlobal(LLVMModuleRef M) {
1416   Module *Mod = unwrap(M);
1417   Module::global_iterator I = Mod->global_end();
1418   if (I == Mod->global_begin())
1419     return nullptr;
1420   return wrap(--I);
1421 }
1422
1423 LLVMValueRef LLVMGetNextGlobal(LLVMValueRef GlobalVar) {
1424   GlobalVariable *GV = unwrap<GlobalVariable>(GlobalVar);
1425   Module::global_iterator I = GV;
1426   if (++I == GV->getParent()->global_end())
1427     return nullptr;
1428   return wrap(I);
1429 }
1430
1431 LLVMValueRef LLVMGetPreviousGlobal(LLVMValueRef GlobalVar) {
1432   GlobalVariable *GV = unwrap<GlobalVariable>(GlobalVar);
1433   Module::global_iterator I = GV;
1434   if (I == GV->getParent()->global_begin())
1435     return nullptr;
1436   return wrap(--I);
1437 }
1438
1439 void LLVMDeleteGlobal(LLVMValueRef GlobalVar) {
1440   unwrap<GlobalVariable>(GlobalVar)->eraseFromParent();
1441 }
1442
1443 LLVMValueRef LLVMGetInitializer(LLVMValueRef GlobalVar) {
1444   GlobalVariable* GV = unwrap<GlobalVariable>(GlobalVar);
1445   if ( !GV->hasInitializer() )
1446     return nullptr;
1447   return wrap(GV->getInitializer());
1448 }
1449
1450 void LLVMSetInitializer(LLVMValueRef GlobalVar, LLVMValueRef ConstantVal) {
1451   unwrap<GlobalVariable>(GlobalVar)
1452     ->setInitializer(unwrap<Constant>(ConstantVal));
1453 }
1454
1455 LLVMBool LLVMIsThreadLocal(LLVMValueRef GlobalVar) {
1456   return unwrap<GlobalVariable>(GlobalVar)->isThreadLocal();
1457 }
1458
1459 void LLVMSetThreadLocal(LLVMValueRef GlobalVar, LLVMBool IsThreadLocal) {
1460   unwrap<GlobalVariable>(GlobalVar)->setThreadLocal(IsThreadLocal != 0);
1461 }
1462
1463 LLVMBool LLVMIsGlobalConstant(LLVMValueRef GlobalVar) {
1464   return unwrap<GlobalVariable>(GlobalVar)->isConstant();
1465 }
1466
1467 void LLVMSetGlobalConstant(LLVMValueRef GlobalVar, LLVMBool IsConstant) {
1468   unwrap<GlobalVariable>(GlobalVar)->setConstant(IsConstant != 0);
1469 }
1470
1471 LLVMThreadLocalMode LLVMGetThreadLocalMode(LLVMValueRef GlobalVar) {
1472   switch (unwrap<GlobalVariable>(GlobalVar)->getThreadLocalMode()) {
1473   case GlobalVariable::NotThreadLocal:
1474     return LLVMNotThreadLocal;
1475   case GlobalVariable::GeneralDynamicTLSModel:
1476     return LLVMGeneralDynamicTLSModel;
1477   case GlobalVariable::LocalDynamicTLSModel:
1478     return LLVMLocalDynamicTLSModel;
1479   case GlobalVariable::InitialExecTLSModel:
1480     return LLVMInitialExecTLSModel;
1481   case GlobalVariable::LocalExecTLSModel:
1482     return LLVMLocalExecTLSModel;
1483   }
1484
1485   llvm_unreachable("Invalid GlobalVariable thread local mode");
1486 }
1487
1488 void LLVMSetThreadLocalMode(LLVMValueRef GlobalVar, LLVMThreadLocalMode Mode) {
1489   GlobalVariable *GV = unwrap<GlobalVariable>(GlobalVar);
1490
1491   switch (Mode) {
1492   case LLVMNotThreadLocal:
1493     GV->setThreadLocalMode(GlobalVariable::NotThreadLocal);
1494     break;
1495   case LLVMGeneralDynamicTLSModel:
1496     GV->setThreadLocalMode(GlobalVariable::GeneralDynamicTLSModel);
1497     break;
1498   case LLVMLocalDynamicTLSModel:
1499     GV->setThreadLocalMode(GlobalVariable::LocalDynamicTLSModel);
1500     break;
1501   case LLVMInitialExecTLSModel:
1502     GV->setThreadLocalMode(GlobalVariable::InitialExecTLSModel);
1503     break;
1504   case LLVMLocalExecTLSModel:
1505     GV->setThreadLocalMode(GlobalVariable::LocalExecTLSModel);
1506     break;
1507   }
1508 }
1509
1510 LLVMBool LLVMIsExternallyInitialized(LLVMValueRef GlobalVar) {
1511   return unwrap<GlobalVariable>(GlobalVar)->isExternallyInitialized();
1512 }
1513
1514 void LLVMSetExternallyInitialized(LLVMValueRef GlobalVar, LLVMBool IsExtInit) {
1515   unwrap<GlobalVariable>(GlobalVar)->setExternallyInitialized(IsExtInit);
1516 }
1517
1518 /*--.. Operations on aliases ......................................--*/
1519
1520 LLVMValueRef LLVMAddAlias(LLVMModuleRef M, LLVMTypeRef Ty, LLVMValueRef Aliasee,
1521                           const char *Name) {
1522   auto *PTy = cast<PointerType>(unwrap(Ty));
1523   return wrap(GlobalAlias::create(PTy->getElementType(), PTy->getAddressSpace(),
1524                                   GlobalValue::ExternalLinkage, Name,
1525                                   unwrap<GlobalObject>(Aliasee), unwrap(M)));
1526 }
1527
1528 /*--.. Operations on functions .............................................--*/
1529
1530 LLVMValueRef LLVMAddFunction(LLVMModuleRef M, const char *Name,
1531                              LLVMTypeRef FunctionTy) {
1532   return wrap(Function::Create(unwrap<FunctionType>(FunctionTy),
1533                                GlobalValue::ExternalLinkage, Name, unwrap(M)));
1534 }
1535
1536 LLVMValueRef LLVMGetNamedFunction(LLVMModuleRef M, const char *Name) {
1537   return wrap(unwrap(M)->getFunction(Name));
1538 }
1539
1540 LLVMValueRef LLVMGetFirstFunction(LLVMModuleRef M) {
1541   Module *Mod = unwrap(M);
1542   Module::iterator I = Mod->begin();
1543   if (I == Mod->end())
1544     return nullptr;
1545   return wrap(I);
1546 }
1547
1548 LLVMValueRef LLVMGetLastFunction(LLVMModuleRef M) {
1549   Module *Mod = unwrap(M);
1550   Module::iterator I = Mod->end();
1551   if (I == Mod->begin())
1552     return nullptr;
1553   return wrap(--I);
1554 }
1555
1556 LLVMValueRef LLVMGetNextFunction(LLVMValueRef Fn) {
1557   Function *Func = unwrap<Function>(Fn);
1558   Module::iterator I = Func;
1559   if (++I == Func->getParent()->end())
1560     return nullptr;
1561   return wrap(I);
1562 }
1563
1564 LLVMValueRef LLVMGetPreviousFunction(LLVMValueRef Fn) {
1565   Function *Func = unwrap<Function>(Fn);
1566   Module::iterator I = Func;
1567   if (I == Func->getParent()->begin())
1568     return nullptr;
1569   return wrap(--I);
1570 }
1571
1572 void LLVMDeleteFunction(LLVMValueRef Fn) {
1573   unwrap<Function>(Fn)->eraseFromParent();
1574 }
1575
1576 unsigned LLVMGetIntrinsicID(LLVMValueRef Fn) {
1577   if (Function *F = dyn_cast<Function>(unwrap(Fn)))
1578     return F->getIntrinsicID();
1579   return 0;
1580 }
1581
1582 unsigned LLVMGetFunctionCallConv(LLVMValueRef Fn) {
1583   return unwrap<Function>(Fn)->getCallingConv();
1584 }
1585
1586 void LLVMSetFunctionCallConv(LLVMValueRef Fn, unsigned CC) {
1587   return unwrap<Function>(Fn)->setCallingConv(
1588     static_cast<CallingConv::ID>(CC));
1589 }
1590
1591 const char *LLVMGetGC(LLVMValueRef Fn) {
1592   Function *F = unwrap<Function>(Fn);
1593   return F->hasGC()? F->getGC() : nullptr;
1594 }
1595
1596 void LLVMSetGC(LLVMValueRef Fn, const char *GC) {
1597   Function *F = unwrap<Function>(Fn);
1598   if (GC)
1599     F->setGC(GC);
1600   else
1601     F->clearGC();
1602 }
1603
1604 void LLVMAddFunctionAttr(LLVMValueRef Fn, LLVMAttribute PA) {
1605   Function *Func = unwrap<Function>(Fn);
1606   const AttributeSet PAL = Func->getAttributes();
1607   AttrBuilder B(PA);
1608   const AttributeSet PALnew =
1609     PAL.addAttributes(Func->getContext(), AttributeSet::FunctionIndex,
1610                       AttributeSet::get(Func->getContext(),
1611                                         AttributeSet::FunctionIndex, B));
1612   Func->setAttributes(PALnew);
1613 }
1614
1615 void LLVMAddTargetDependentFunctionAttr(LLVMValueRef Fn, const char *A,
1616                                         const char *V) {
1617   Function *Func = unwrap<Function>(Fn);
1618   AttributeSet::AttrIndex Idx =
1619     AttributeSet::AttrIndex(AttributeSet::FunctionIndex);
1620   AttrBuilder B;
1621
1622   B.addAttribute(A, V);
1623   AttributeSet Set = AttributeSet::get(Func->getContext(), Idx, B);
1624   Func->addAttributes(Idx, Set);
1625 }
1626
1627 void LLVMRemoveFunctionAttr(LLVMValueRef Fn, LLVMAttribute PA) {
1628   Function *Func = unwrap<Function>(Fn);
1629   const AttributeSet PAL = Func->getAttributes();
1630   AttrBuilder B(PA);
1631   const AttributeSet PALnew =
1632     PAL.removeAttributes(Func->getContext(), AttributeSet::FunctionIndex,
1633                          AttributeSet::get(Func->getContext(),
1634                                            AttributeSet::FunctionIndex, B));
1635   Func->setAttributes(PALnew);
1636 }
1637
1638 LLVMAttribute LLVMGetFunctionAttr(LLVMValueRef Fn) {
1639   Function *Func = unwrap<Function>(Fn);
1640   const AttributeSet PAL = Func->getAttributes();
1641   return (LLVMAttribute)PAL.Raw(AttributeSet::FunctionIndex);
1642 }
1643
1644 /*--.. Operations on parameters ............................................--*/
1645
1646 unsigned LLVMCountParams(LLVMValueRef FnRef) {
1647   // This function is strictly redundant to
1648   //   LLVMCountParamTypes(LLVMGetElementType(LLVMTypeOf(FnRef)))
1649   return unwrap<Function>(FnRef)->arg_size();
1650 }
1651
1652 void LLVMGetParams(LLVMValueRef FnRef, LLVMValueRef *ParamRefs) {
1653   Function *Fn = unwrap<Function>(FnRef);
1654   for (Function::arg_iterator I = Fn->arg_begin(),
1655                               E = Fn->arg_end(); I != E; I++)
1656     *ParamRefs++ = wrap(I);
1657 }
1658
1659 LLVMValueRef LLVMGetParam(LLVMValueRef FnRef, unsigned index) {
1660   Function::arg_iterator AI = unwrap<Function>(FnRef)->arg_begin();
1661   while (index --> 0)
1662     AI++;
1663   return wrap(AI);
1664 }
1665
1666 LLVMValueRef LLVMGetParamParent(LLVMValueRef V) {
1667   return wrap(unwrap<Argument>(V)->getParent());
1668 }
1669
1670 LLVMValueRef LLVMGetFirstParam(LLVMValueRef Fn) {
1671   Function *Func = unwrap<Function>(Fn);
1672   Function::arg_iterator I = Func->arg_begin();
1673   if (I == Func->arg_end())
1674     return nullptr;
1675   return wrap(I);
1676 }
1677
1678 LLVMValueRef LLVMGetLastParam(LLVMValueRef Fn) {
1679   Function *Func = unwrap<Function>(Fn);
1680   Function::arg_iterator I = Func->arg_end();
1681   if (I == Func->arg_begin())
1682     return nullptr;
1683   return wrap(--I);
1684 }
1685
1686 LLVMValueRef LLVMGetNextParam(LLVMValueRef Arg) {
1687   Argument *A = unwrap<Argument>(Arg);
1688   Function::arg_iterator I = A;
1689   if (++I == A->getParent()->arg_end())
1690     return nullptr;
1691   return wrap(I);
1692 }
1693
1694 LLVMValueRef LLVMGetPreviousParam(LLVMValueRef Arg) {
1695   Argument *A = unwrap<Argument>(Arg);
1696   Function::arg_iterator I = A;
1697   if (I == A->getParent()->arg_begin())
1698     return nullptr;
1699   return wrap(--I);
1700 }
1701
1702 void LLVMAddAttribute(LLVMValueRef Arg, LLVMAttribute PA) {
1703   Argument *A = unwrap<Argument>(Arg);
1704   AttrBuilder B(PA);
1705   A->addAttr(AttributeSet::get(A->getContext(), A->getArgNo() + 1,  B));
1706 }
1707
1708 void LLVMRemoveAttribute(LLVMValueRef Arg, LLVMAttribute PA) {
1709   Argument *A = unwrap<Argument>(Arg);
1710   AttrBuilder B(PA);
1711   A->removeAttr(AttributeSet::get(A->getContext(), A->getArgNo() + 1,  B));
1712 }
1713
1714 LLVMAttribute LLVMGetAttribute(LLVMValueRef Arg) {
1715   Argument *A = unwrap<Argument>(Arg);
1716   return (LLVMAttribute)A->getParent()->getAttributes().
1717     Raw(A->getArgNo()+1);
1718 }
1719
1720
1721 void LLVMSetParamAlignment(LLVMValueRef Arg, unsigned align) {
1722   Argument *A = unwrap<Argument>(Arg);
1723   AttrBuilder B;
1724   B.addAlignmentAttr(align);
1725   A->addAttr(AttributeSet::get(A->getContext(),A->getArgNo() + 1, B));
1726 }
1727
1728 /*--.. Operations on basic blocks ..........................................--*/
1729
1730 LLVMValueRef LLVMBasicBlockAsValue(LLVMBasicBlockRef BB) {
1731   return wrap(static_cast<Value*>(unwrap(BB)));
1732 }
1733
1734 LLVMBool LLVMValueIsBasicBlock(LLVMValueRef Val) {
1735   return isa<BasicBlock>(unwrap(Val));
1736 }
1737
1738 LLVMBasicBlockRef LLVMValueAsBasicBlock(LLVMValueRef Val) {
1739   return wrap(unwrap<BasicBlock>(Val));
1740 }
1741
1742 LLVMValueRef LLVMGetBasicBlockParent(LLVMBasicBlockRef BB) {
1743   return wrap(unwrap(BB)->getParent());
1744 }
1745
1746 LLVMValueRef LLVMGetBasicBlockTerminator(LLVMBasicBlockRef BB) {
1747   return wrap(unwrap(BB)->getTerminator());
1748 }
1749
1750 unsigned LLVMCountBasicBlocks(LLVMValueRef FnRef) {
1751   return unwrap<Function>(FnRef)->size();
1752 }
1753
1754 void LLVMGetBasicBlocks(LLVMValueRef FnRef, LLVMBasicBlockRef *BasicBlocksRefs){
1755   Function *Fn = unwrap<Function>(FnRef);
1756   for (Function::iterator I = Fn->begin(), E = Fn->end(); I != E; I++)
1757     *BasicBlocksRefs++ = wrap(I);
1758 }
1759
1760 LLVMBasicBlockRef LLVMGetEntryBasicBlock(LLVMValueRef Fn) {
1761   return wrap(&unwrap<Function>(Fn)->getEntryBlock());
1762 }
1763
1764 LLVMBasicBlockRef LLVMGetFirstBasicBlock(LLVMValueRef Fn) {
1765   Function *Func = unwrap<Function>(Fn);
1766   Function::iterator I = Func->begin();
1767   if (I == Func->end())
1768     return nullptr;
1769   return wrap(I);
1770 }
1771
1772 LLVMBasicBlockRef LLVMGetLastBasicBlock(LLVMValueRef Fn) {
1773   Function *Func = unwrap<Function>(Fn);
1774   Function::iterator I = Func->end();
1775   if (I == Func->begin())
1776     return nullptr;
1777   return wrap(--I);
1778 }
1779
1780 LLVMBasicBlockRef LLVMGetNextBasicBlock(LLVMBasicBlockRef BB) {
1781   BasicBlock *Block = unwrap(BB);
1782   Function::iterator I = Block;
1783   if (++I == Block->getParent()->end())
1784     return nullptr;
1785   return wrap(I);
1786 }
1787
1788 LLVMBasicBlockRef LLVMGetPreviousBasicBlock(LLVMBasicBlockRef BB) {
1789   BasicBlock *Block = unwrap(BB);
1790   Function::iterator I = Block;
1791   if (I == Block->getParent()->begin())
1792     return nullptr;
1793   return wrap(--I);
1794 }
1795
1796 LLVMBasicBlockRef LLVMAppendBasicBlockInContext(LLVMContextRef C,
1797                                                 LLVMValueRef FnRef,
1798                                                 const char *Name) {
1799   return wrap(BasicBlock::Create(*unwrap(C), Name, unwrap<Function>(FnRef)));
1800 }
1801
1802 LLVMBasicBlockRef LLVMAppendBasicBlock(LLVMValueRef FnRef, const char *Name) {
1803   return LLVMAppendBasicBlockInContext(LLVMGetGlobalContext(), FnRef, Name);
1804 }
1805
1806 LLVMBasicBlockRef LLVMInsertBasicBlockInContext(LLVMContextRef C,
1807                                                 LLVMBasicBlockRef BBRef,
1808                                                 const char *Name) {
1809   BasicBlock *BB = unwrap(BBRef);
1810   return wrap(BasicBlock::Create(*unwrap(C), Name, BB->getParent(), BB));
1811 }
1812
1813 LLVMBasicBlockRef LLVMInsertBasicBlock(LLVMBasicBlockRef BBRef,
1814                                        const char *Name) {
1815   return LLVMInsertBasicBlockInContext(LLVMGetGlobalContext(), BBRef, Name);
1816 }
1817
1818 void LLVMDeleteBasicBlock(LLVMBasicBlockRef BBRef) {
1819   unwrap(BBRef)->eraseFromParent();
1820 }
1821
1822 void LLVMRemoveBasicBlockFromParent(LLVMBasicBlockRef BBRef) {
1823   unwrap(BBRef)->removeFromParent();
1824 }
1825
1826 void LLVMMoveBasicBlockBefore(LLVMBasicBlockRef BB, LLVMBasicBlockRef MovePos) {
1827   unwrap(BB)->moveBefore(unwrap(MovePos));
1828 }
1829
1830 void LLVMMoveBasicBlockAfter(LLVMBasicBlockRef BB, LLVMBasicBlockRef MovePos) {
1831   unwrap(BB)->moveAfter(unwrap(MovePos));
1832 }
1833
1834 /*--.. Operations on instructions ..........................................--*/
1835
1836 LLVMBasicBlockRef LLVMGetInstructionParent(LLVMValueRef Inst) {
1837   return wrap(unwrap<Instruction>(Inst)->getParent());
1838 }
1839
1840 LLVMValueRef LLVMGetFirstInstruction(LLVMBasicBlockRef BB) {
1841   BasicBlock *Block = unwrap(BB);
1842   BasicBlock::iterator I = Block->begin();
1843   if (I == Block->end())
1844     return nullptr;
1845   return wrap(I);
1846 }
1847
1848 LLVMValueRef LLVMGetLastInstruction(LLVMBasicBlockRef BB) {
1849   BasicBlock *Block = unwrap(BB);
1850   BasicBlock::iterator I = Block->end();
1851   if (I == Block->begin())
1852     return nullptr;
1853   return wrap(--I);
1854 }
1855
1856 LLVMValueRef LLVMGetNextInstruction(LLVMValueRef Inst) {
1857   Instruction *Instr = unwrap<Instruction>(Inst);
1858   BasicBlock::iterator I = Instr;
1859   if (++I == Instr->getParent()->end())
1860     return nullptr;
1861   return wrap(I);
1862 }
1863
1864 LLVMValueRef LLVMGetPreviousInstruction(LLVMValueRef Inst) {
1865   Instruction *Instr = unwrap<Instruction>(Inst);
1866   BasicBlock::iterator I = Instr;
1867   if (I == Instr->getParent()->begin())
1868     return nullptr;
1869   return wrap(--I);
1870 }
1871
1872 void LLVMInstructionEraseFromParent(LLVMValueRef Inst) {
1873   unwrap<Instruction>(Inst)->eraseFromParent();
1874 }
1875
1876 LLVMIntPredicate LLVMGetICmpPredicate(LLVMValueRef Inst) {
1877   if (ICmpInst *I = dyn_cast<ICmpInst>(unwrap(Inst)))
1878     return (LLVMIntPredicate)I->getPredicate();
1879   if (ConstantExpr *CE = dyn_cast<ConstantExpr>(unwrap(Inst)))
1880     if (CE->getOpcode() == Instruction::ICmp)
1881       return (LLVMIntPredicate)CE->getPredicate();
1882   return (LLVMIntPredicate)0;
1883 }
1884
1885 LLVMOpcode LLVMGetInstructionOpcode(LLVMValueRef Inst) {
1886   if (Instruction *C = dyn_cast<Instruction>(unwrap(Inst)))
1887     return map_to_llvmopcode(C->getOpcode());
1888   return (LLVMOpcode)0;
1889 }
1890
1891 /*--.. Call and invoke instructions ........................................--*/
1892
1893 unsigned LLVMGetInstructionCallConv(LLVMValueRef Instr) {
1894   Value *V = unwrap(Instr);
1895   if (CallInst *CI = dyn_cast<CallInst>(V))
1896     return CI->getCallingConv();
1897   if (InvokeInst *II = dyn_cast<InvokeInst>(V))
1898     return II->getCallingConv();
1899   llvm_unreachable("LLVMGetInstructionCallConv applies only to call and invoke!");
1900 }
1901
1902 void LLVMSetInstructionCallConv(LLVMValueRef Instr, unsigned CC) {
1903   Value *V = unwrap(Instr);
1904   if (CallInst *CI = dyn_cast<CallInst>(V))
1905     return CI->setCallingConv(static_cast<CallingConv::ID>(CC));
1906   else if (InvokeInst *II = dyn_cast<InvokeInst>(V))
1907     return II->setCallingConv(static_cast<CallingConv::ID>(CC));
1908   llvm_unreachable("LLVMSetInstructionCallConv applies only to call and invoke!");
1909 }
1910
1911 void LLVMAddInstrAttribute(LLVMValueRef Instr, unsigned index,
1912                            LLVMAttribute PA) {
1913   CallSite Call = CallSite(unwrap<Instruction>(Instr));
1914   AttrBuilder B(PA);
1915   Call.setAttributes(
1916     Call.getAttributes().addAttributes(Call->getContext(), index,
1917                                        AttributeSet::get(Call->getContext(),
1918                                                          index, B)));
1919 }
1920
1921 void LLVMRemoveInstrAttribute(LLVMValueRef Instr, unsigned index,
1922                               LLVMAttribute PA) {
1923   CallSite Call = CallSite(unwrap<Instruction>(Instr));
1924   AttrBuilder B(PA);
1925   Call.setAttributes(Call.getAttributes()
1926                        .removeAttributes(Call->getContext(), index,
1927                                          AttributeSet::get(Call->getContext(),
1928                                                            index, B)));
1929 }
1930
1931 void LLVMSetInstrParamAlignment(LLVMValueRef Instr, unsigned index,
1932                                 unsigned align) {
1933   CallSite Call = CallSite(unwrap<Instruction>(Instr));
1934   AttrBuilder B;
1935   B.addAlignmentAttr(align);
1936   Call.setAttributes(Call.getAttributes()
1937                        .addAttributes(Call->getContext(), index,
1938                                       AttributeSet::get(Call->getContext(),
1939                                                         index, B)));
1940 }
1941
1942 /*--.. Operations on call instructions (only) ..............................--*/
1943
1944 LLVMBool LLVMIsTailCall(LLVMValueRef Call) {
1945   return unwrap<CallInst>(Call)->isTailCall();
1946 }
1947
1948 void LLVMSetTailCall(LLVMValueRef Call, LLVMBool isTailCall) {
1949   unwrap<CallInst>(Call)->setTailCall(isTailCall);
1950 }
1951
1952 /*--.. Operations on switch instructions (only) ............................--*/
1953
1954 LLVMBasicBlockRef LLVMGetSwitchDefaultDest(LLVMValueRef Switch) {
1955   return wrap(unwrap<SwitchInst>(Switch)->getDefaultDest());
1956 }
1957
1958 /*--.. Operations on phi nodes .............................................--*/
1959
1960 void LLVMAddIncoming(LLVMValueRef PhiNode, LLVMValueRef *IncomingValues,
1961                      LLVMBasicBlockRef *IncomingBlocks, unsigned Count) {
1962   PHINode *PhiVal = unwrap<PHINode>(PhiNode);
1963   for (unsigned I = 0; I != Count; ++I)
1964     PhiVal->addIncoming(unwrap(IncomingValues[I]), unwrap(IncomingBlocks[I]));
1965 }
1966
1967 unsigned LLVMCountIncoming(LLVMValueRef PhiNode) {
1968   return unwrap<PHINode>(PhiNode)->getNumIncomingValues();
1969 }
1970
1971 LLVMValueRef LLVMGetIncomingValue(LLVMValueRef PhiNode, unsigned Index) {
1972   return wrap(unwrap<PHINode>(PhiNode)->getIncomingValue(Index));
1973 }
1974
1975 LLVMBasicBlockRef LLVMGetIncomingBlock(LLVMValueRef PhiNode, unsigned Index) {
1976   return wrap(unwrap<PHINode>(PhiNode)->getIncomingBlock(Index));
1977 }
1978
1979
1980 /*===-- Instruction builders ----------------------------------------------===*/
1981
1982 LLVMBuilderRef LLVMCreateBuilderInContext(LLVMContextRef C) {
1983   return wrap(new IRBuilder<>(*unwrap(C)));
1984 }
1985
1986 LLVMBuilderRef LLVMCreateBuilder(void) {
1987   return LLVMCreateBuilderInContext(LLVMGetGlobalContext());
1988 }
1989
1990 void LLVMPositionBuilder(LLVMBuilderRef Builder, LLVMBasicBlockRef Block,
1991                          LLVMValueRef Instr) {
1992   BasicBlock *BB = unwrap(Block);
1993   Instruction *I = Instr? unwrap<Instruction>(Instr) : (Instruction*) BB->end();
1994   unwrap(Builder)->SetInsertPoint(BB, I);
1995 }
1996
1997 void LLVMPositionBuilderBefore(LLVMBuilderRef Builder, LLVMValueRef Instr) {
1998   Instruction *I = unwrap<Instruction>(Instr);
1999   unwrap(Builder)->SetInsertPoint(I->getParent(), I);
2000 }
2001
2002 void LLVMPositionBuilderAtEnd(LLVMBuilderRef Builder, LLVMBasicBlockRef Block) {
2003   BasicBlock *BB = unwrap(Block);
2004   unwrap(Builder)->SetInsertPoint(BB);
2005 }
2006
2007 LLVMBasicBlockRef LLVMGetInsertBlock(LLVMBuilderRef Builder) {
2008    return wrap(unwrap(Builder)->GetInsertBlock());
2009 }
2010
2011 void LLVMClearInsertionPosition(LLVMBuilderRef Builder) {
2012   unwrap(Builder)->ClearInsertionPoint();
2013 }
2014
2015 void LLVMInsertIntoBuilder(LLVMBuilderRef Builder, LLVMValueRef Instr) {
2016   unwrap(Builder)->Insert(unwrap<Instruction>(Instr));
2017 }
2018
2019 void LLVMInsertIntoBuilderWithName(LLVMBuilderRef Builder, LLVMValueRef Instr,
2020                                    const char *Name) {
2021   unwrap(Builder)->Insert(unwrap<Instruction>(Instr), Name);
2022 }
2023
2024 void LLVMDisposeBuilder(LLVMBuilderRef Builder) {
2025   delete unwrap(Builder);
2026 }
2027
2028 /*--.. Metadata builders ...................................................--*/
2029
2030 void LLVMSetCurrentDebugLocation(LLVMBuilderRef Builder, LLVMValueRef L) {
2031   MDNode *Loc = L ? unwrap<MDNode>(L) : nullptr;
2032   unwrap(Builder)->SetCurrentDebugLocation(DebugLoc::getFromDILocation(Loc));
2033 }
2034
2035 LLVMValueRef LLVMGetCurrentDebugLocation(LLVMBuilderRef Builder) {
2036   return wrap(unwrap(Builder)->getCurrentDebugLocation()
2037               .getAsMDNode(unwrap(Builder)->getContext()));
2038 }
2039
2040 void LLVMSetInstDebugLocation(LLVMBuilderRef Builder, LLVMValueRef Inst) {
2041   unwrap(Builder)->SetInstDebugLocation(unwrap<Instruction>(Inst));
2042 }
2043
2044
2045 /*--.. Instruction builders ................................................--*/
2046
2047 LLVMValueRef LLVMBuildRetVoid(LLVMBuilderRef B) {
2048   return wrap(unwrap(B)->CreateRetVoid());
2049 }
2050
2051 LLVMValueRef LLVMBuildRet(LLVMBuilderRef B, LLVMValueRef V) {
2052   return wrap(unwrap(B)->CreateRet(unwrap(V)));
2053 }
2054
2055 LLVMValueRef LLVMBuildAggregateRet(LLVMBuilderRef B, LLVMValueRef *RetVals,
2056                                    unsigned N) {
2057   return wrap(unwrap(B)->CreateAggregateRet(unwrap(RetVals), N));
2058 }
2059
2060 LLVMValueRef LLVMBuildBr(LLVMBuilderRef B, LLVMBasicBlockRef Dest) {
2061   return wrap(unwrap(B)->CreateBr(unwrap(Dest)));
2062 }
2063
2064 LLVMValueRef LLVMBuildCondBr(LLVMBuilderRef B, LLVMValueRef If,
2065                              LLVMBasicBlockRef Then, LLVMBasicBlockRef Else) {
2066   return wrap(unwrap(B)->CreateCondBr(unwrap(If), unwrap(Then), unwrap(Else)));
2067 }
2068
2069 LLVMValueRef LLVMBuildSwitch(LLVMBuilderRef B, LLVMValueRef V,
2070                              LLVMBasicBlockRef Else, unsigned NumCases) {
2071   return wrap(unwrap(B)->CreateSwitch(unwrap(V), unwrap(Else), NumCases));
2072 }
2073
2074 LLVMValueRef LLVMBuildIndirectBr(LLVMBuilderRef B, LLVMValueRef Addr,
2075                                  unsigned NumDests) {
2076   return wrap(unwrap(B)->CreateIndirectBr(unwrap(Addr), NumDests));
2077 }
2078
2079 LLVMValueRef LLVMBuildInvoke(LLVMBuilderRef B, LLVMValueRef Fn,
2080                              LLVMValueRef *Args, unsigned NumArgs,
2081                              LLVMBasicBlockRef Then, LLVMBasicBlockRef Catch,
2082                              const char *Name) {
2083   return wrap(unwrap(B)->CreateInvoke(unwrap(Fn), unwrap(Then), unwrap(Catch),
2084                                       makeArrayRef(unwrap(Args), NumArgs),
2085                                       Name));
2086 }
2087
2088 LLVMValueRef LLVMBuildLandingPad(LLVMBuilderRef B, LLVMTypeRef Ty,
2089                                  LLVMValueRef PersFn, unsigned NumClauses,
2090                                  const char *Name) {
2091   return wrap(unwrap(B)->CreateLandingPad(unwrap(Ty),
2092                                           cast<Function>(unwrap(PersFn)),
2093                                           NumClauses, Name));
2094 }
2095
2096 LLVMValueRef LLVMBuildResume(LLVMBuilderRef B, LLVMValueRef Exn) {
2097   return wrap(unwrap(B)->CreateResume(unwrap(Exn)));
2098 }
2099
2100 LLVMValueRef LLVMBuildUnreachable(LLVMBuilderRef B) {
2101   return wrap(unwrap(B)->CreateUnreachable());
2102 }
2103
2104 void LLVMAddCase(LLVMValueRef Switch, LLVMValueRef OnVal,
2105                  LLVMBasicBlockRef Dest) {
2106   unwrap<SwitchInst>(Switch)->addCase(unwrap<ConstantInt>(OnVal), unwrap(Dest));
2107 }
2108
2109 void LLVMAddDestination(LLVMValueRef IndirectBr, LLVMBasicBlockRef Dest) {
2110   unwrap<IndirectBrInst>(IndirectBr)->addDestination(unwrap(Dest));
2111 }
2112
2113 void LLVMAddClause(LLVMValueRef LandingPad, LLVMValueRef ClauseVal) {
2114   unwrap<LandingPadInst>(LandingPad)->
2115     addClause(cast<Constant>(unwrap(ClauseVal)));
2116 }
2117
2118 void LLVMSetCleanup(LLVMValueRef LandingPad, LLVMBool Val) {
2119   unwrap<LandingPadInst>(LandingPad)->setCleanup(Val);
2120 }
2121
2122 /*--.. Arithmetic ..........................................................--*/
2123
2124 LLVMValueRef LLVMBuildAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2125                           const char *Name) {
2126   return wrap(unwrap(B)->CreateAdd(unwrap(LHS), unwrap(RHS), Name));
2127 }
2128
2129 LLVMValueRef LLVMBuildNSWAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2130                           const char *Name) {
2131   return wrap(unwrap(B)->CreateNSWAdd(unwrap(LHS), unwrap(RHS), Name));
2132 }
2133
2134 LLVMValueRef LLVMBuildNUWAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2135                           const char *Name) {
2136   return wrap(unwrap(B)->CreateNUWAdd(unwrap(LHS), unwrap(RHS), Name));
2137 }
2138
2139 LLVMValueRef LLVMBuildFAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2140                           const char *Name) {
2141   return wrap(unwrap(B)->CreateFAdd(unwrap(LHS), unwrap(RHS), Name));
2142 }
2143
2144 LLVMValueRef LLVMBuildSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2145                           const char *Name) {
2146   return wrap(unwrap(B)->CreateSub(unwrap(LHS), unwrap(RHS), Name));
2147 }
2148
2149 LLVMValueRef LLVMBuildNSWSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2150                           const char *Name) {
2151   return wrap(unwrap(B)->CreateNSWSub(unwrap(LHS), unwrap(RHS), Name));
2152 }
2153
2154 LLVMValueRef LLVMBuildNUWSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2155                           const char *Name) {
2156   return wrap(unwrap(B)->CreateNUWSub(unwrap(LHS), unwrap(RHS), Name));
2157 }
2158
2159 LLVMValueRef LLVMBuildFSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2160                           const char *Name) {
2161   return wrap(unwrap(B)->CreateFSub(unwrap(LHS), unwrap(RHS), Name));
2162 }
2163
2164 LLVMValueRef LLVMBuildMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2165                           const char *Name) {
2166   return wrap(unwrap(B)->CreateMul(unwrap(LHS), unwrap(RHS), Name));
2167 }
2168
2169 LLVMValueRef LLVMBuildNSWMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2170                           const char *Name) {
2171   return wrap(unwrap(B)->CreateNSWMul(unwrap(LHS), unwrap(RHS), Name));
2172 }
2173
2174 LLVMValueRef LLVMBuildNUWMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2175                           const char *Name) {
2176   return wrap(unwrap(B)->CreateNUWMul(unwrap(LHS), unwrap(RHS), Name));
2177 }
2178
2179 LLVMValueRef LLVMBuildFMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2180                           const char *Name) {
2181   return wrap(unwrap(B)->CreateFMul(unwrap(LHS), unwrap(RHS), Name));
2182 }
2183
2184 LLVMValueRef LLVMBuildUDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2185                            const char *Name) {
2186   return wrap(unwrap(B)->CreateUDiv(unwrap(LHS), unwrap(RHS), Name));
2187 }
2188
2189 LLVMValueRef LLVMBuildSDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2190                            const char *Name) {
2191   return wrap(unwrap(B)->CreateSDiv(unwrap(LHS), unwrap(RHS), Name));
2192 }
2193
2194 LLVMValueRef LLVMBuildExactSDiv(LLVMBuilderRef B, LLVMValueRef LHS,
2195                                 LLVMValueRef RHS, const char *Name) {
2196   return wrap(unwrap(B)->CreateExactSDiv(unwrap(LHS), unwrap(RHS), Name));
2197 }
2198
2199 LLVMValueRef LLVMBuildFDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2200                            const char *Name) {
2201   return wrap(unwrap(B)->CreateFDiv(unwrap(LHS), unwrap(RHS), Name));
2202 }
2203
2204 LLVMValueRef LLVMBuildURem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2205                            const char *Name) {
2206   return wrap(unwrap(B)->CreateURem(unwrap(LHS), unwrap(RHS), Name));
2207 }
2208
2209 LLVMValueRef LLVMBuildSRem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2210                            const char *Name) {
2211   return wrap(unwrap(B)->CreateSRem(unwrap(LHS), unwrap(RHS), Name));
2212 }
2213
2214 LLVMValueRef LLVMBuildFRem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2215                            const char *Name) {
2216   return wrap(unwrap(B)->CreateFRem(unwrap(LHS), unwrap(RHS), Name));
2217 }
2218
2219 LLVMValueRef LLVMBuildShl(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2220                           const char *Name) {
2221   return wrap(unwrap(B)->CreateShl(unwrap(LHS), unwrap(RHS), Name));
2222 }
2223
2224 LLVMValueRef LLVMBuildLShr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2225                            const char *Name) {
2226   return wrap(unwrap(B)->CreateLShr(unwrap(LHS), unwrap(RHS), Name));
2227 }
2228
2229 LLVMValueRef LLVMBuildAShr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2230                            const char *Name) {
2231   return wrap(unwrap(B)->CreateAShr(unwrap(LHS), unwrap(RHS), Name));
2232 }
2233
2234 LLVMValueRef LLVMBuildAnd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2235                           const char *Name) {
2236   return wrap(unwrap(B)->CreateAnd(unwrap(LHS), unwrap(RHS), Name));
2237 }
2238
2239 LLVMValueRef LLVMBuildOr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2240                          const char *Name) {
2241   return wrap(unwrap(B)->CreateOr(unwrap(LHS), unwrap(RHS), Name));
2242 }
2243
2244 LLVMValueRef LLVMBuildXor(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2245                           const char *Name) {
2246   return wrap(unwrap(B)->CreateXor(unwrap(LHS), unwrap(RHS), Name));
2247 }
2248
2249 LLVMValueRef LLVMBuildBinOp(LLVMBuilderRef B, LLVMOpcode Op,
2250                             LLVMValueRef LHS, LLVMValueRef RHS,
2251                             const char *Name) {
2252   return wrap(unwrap(B)->CreateBinOp(Instruction::BinaryOps(map_from_llvmopcode(Op)), unwrap(LHS),
2253                                      unwrap(RHS), Name));
2254 }
2255
2256 LLVMValueRef LLVMBuildNeg(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
2257   return wrap(unwrap(B)->CreateNeg(unwrap(V), Name));
2258 }
2259
2260 LLVMValueRef LLVMBuildNSWNeg(LLVMBuilderRef B, LLVMValueRef V,
2261                              const char *Name) {
2262   return wrap(unwrap(B)->CreateNSWNeg(unwrap(V), Name));
2263 }
2264
2265 LLVMValueRef LLVMBuildNUWNeg(LLVMBuilderRef B, LLVMValueRef V,
2266                              const char *Name) {
2267   return wrap(unwrap(B)->CreateNUWNeg(unwrap(V), Name));
2268 }
2269
2270 LLVMValueRef LLVMBuildFNeg(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
2271   return wrap(unwrap(B)->CreateFNeg(unwrap(V), Name));
2272 }
2273
2274 LLVMValueRef LLVMBuildNot(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
2275   return wrap(unwrap(B)->CreateNot(unwrap(V), Name));
2276 }
2277
2278 /*--.. Memory ..............................................................--*/
2279
2280 LLVMValueRef LLVMBuildMalloc(LLVMBuilderRef B, LLVMTypeRef Ty,
2281                              const char *Name) {
2282   Type* ITy = Type::getInt32Ty(unwrap(B)->GetInsertBlock()->getContext());
2283   Constant* AllocSize = ConstantExpr::getSizeOf(unwrap(Ty));
2284   AllocSize = ConstantExpr::getTruncOrBitCast(AllocSize, ITy);
2285   Instruction* Malloc = CallInst::CreateMalloc(unwrap(B)->GetInsertBlock(),
2286                                                ITy, unwrap(Ty), AllocSize,
2287                                                nullptr, nullptr, "");
2288   return wrap(unwrap(B)->Insert(Malloc, Twine(Name)));
2289 }
2290
2291 LLVMValueRef LLVMBuildArrayMalloc(LLVMBuilderRef B, LLVMTypeRef Ty,
2292                                   LLVMValueRef Val, const char *Name) {
2293   Type* ITy = Type::getInt32Ty(unwrap(B)->GetInsertBlock()->getContext());
2294   Constant* AllocSize = ConstantExpr::getSizeOf(unwrap(Ty));
2295   AllocSize = ConstantExpr::getTruncOrBitCast(AllocSize, ITy);
2296   Instruction* Malloc = CallInst::CreateMalloc(unwrap(B)->GetInsertBlock(),
2297                                                ITy, unwrap(Ty), AllocSize,
2298                                                unwrap(Val), nullptr, "");
2299   return wrap(unwrap(B)->Insert(Malloc, Twine(Name)));
2300 }
2301
2302 LLVMValueRef LLVMBuildAlloca(LLVMBuilderRef B, LLVMTypeRef Ty,
2303                              const char *Name) {
2304   return wrap(unwrap(B)->CreateAlloca(unwrap(Ty), nullptr, Name));
2305 }
2306
2307 LLVMValueRef LLVMBuildArrayAlloca(LLVMBuilderRef B, LLVMTypeRef Ty,
2308                                   LLVMValueRef Val, const char *Name) {
2309   return wrap(unwrap(B)->CreateAlloca(unwrap(Ty), unwrap(Val), Name));
2310 }
2311
2312 LLVMValueRef LLVMBuildFree(LLVMBuilderRef B, LLVMValueRef PointerVal) {
2313   return wrap(unwrap(B)->Insert(
2314      CallInst::CreateFree(unwrap(PointerVal), unwrap(B)->GetInsertBlock())));
2315 }
2316
2317
2318 LLVMValueRef LLVMBuildLoad(LLVMBuilderRef B, LLVMValueRef PointerVal,
2319                            const char *Name) {
2320   return wrap(unwrap(B)->CreateLoad(unwrap(PointerVal), Name));
2321 }
2322
2323 LLVMValueRef LLVMBuildStore(LLVMBuilderRef B, LLVMValueRef Val,
2324                             LLVMValueRef PointerVal) {
2325   return wrap(unwrap(B)->CreateStore(unwrap(Val), unwrap(PointerVal)));
2326 }
2327
2328 static AtomicOrdering mapFromLLVMOrdering(LLVMAtomicOrdering Ordering) {
2329   switch (Ordering) {
2330     case LLVMAtomicOrderingNotAtomic: return NotAtomic;
2331     case LLVMAtomicOrderingUnordered: return Unordered;
2332     case LLVMAtomicOrderingMonotonic: return Monotonic;
2333     case LLVMAtomicOrderingAcquire: return Acquire;
2334     case LLVMAtomicOrderingRelease: return Release;
2335     case LLVMAtomicOrderingAcquireRelease: return AcquireRelease;
2336     case LLVMAtomicOrderingSequentiallyConsistent:
2337       return SequentiallyConsistent;
2338   }
2339
2340   llvm_unreachable("Invalid LLVMAtomicOrdering value!");
2341 }
2342
2343 LLVMValueRef LLVMBuildFence(LLVMBuilderRef B, LLVMAtomicOrdering Ordering,
2344                             LLVMBool isSingleThread, const char *Name) {
2345   return wrap(
2346     unwrap(B)->CreateFence(mapFromLLVMOrdering(Ordering),
2347                            isSingleThread ? SingleThread : CrossThread,
2348                            Name));
2349 }
2350
2351 LLVMValueRef LLVMBuildGEP(LLVMBuilderRef B, LLVMValueRef Pointer,
2352                           LLVMValueRef *Indices, unsigned NumIndices,
2353                           const char *Name) {
2354   ArrayRef<Value *> IdxList(unwrap(Indices), NumIndices);
2355   return wrap(unwrap(B)->CreateGEP(unwrap(Pointer), IdxList, Name));
2356 }
2357
2358 LLVMValueRef LLVMBuildInBoundsGEP(LLVMBuilderRef B, LLVMValueRef Pointer,
2359                                   LLVMValueRef *Indices, unsigned NumIndices,
2360                                   const char *Name) {
2361   ArrayRef<Value *> IdxList(unwrap(Indices), NumIndices);
2362   return wrap(unwrap(B)->CreateInBoundsGEP(unwrap(Pointer), IdxList, Name));
2363 }
2364
2365 LLVMValueRef LLVMBuildStructGEP(LLVMBuilderRef B, LLVMValueRef Pointer,
2366                                 unsigned Idx, const char *Name) {
2367   return wrap(unwrap(B)->CreateStructGEP(unwrap(Pointer), Idx, Name));
2368 }
2369
2370 LLVMValueRef LLVMBuildGlobalString(LLVMBuilderRef B, const char *Str,
2371                                    const char *Name) {
2372   return wrap(unwrap(B)->CreateGlobalString(Str, Name));
2373 }
2374
2375 LLVMValueRef LLVMBuildGlobalStringPtr(LLVMBuilderRef B, const char *Str,
2376                                       const char *Name) {
2377   return wrap(unwrap(B)->CreateGlobalStringPtr(Str, Name));
2378 }
2379
2380 LLVMBool LLVMGetVolatile(LLVMValueRef MemAccessInst) {
2381   Value *P = unwrap<Value>(MemAccessInst);
2382   if (LoadInst *LI = dyn_cast<LoadInst>(P))
2383     return LI->isVolatile();
2384   return cast<StoreInst>(P)->isVolatile();
2385 }
2386
2387 void LLVMSetVolatile(LLVMValueRef MemAccessInst, LLVMBool isVolatile) {
2388   Value *P = unwrap<Value>(MemAccessInst);
2389   if (LoadInst *LI = dyn_cast<LoadInst>(P))
2390     return LI->setVolatile(isVolatile);
2391   return cast<StoreInst>(P)->setVolatile(isVolatile);
2392 }
2393
2394 /*--.. Casts ...............................................................--*/
2395
2396 LLVMValueRef LLVMBuildTrunc(LLVMBuilderRef B, LLVMValueRef Val,
2397                             LLVMTypeRef DestTy, const char *Name) {
2398   return wrap(unwrap(B)->CreateTrunc(unwrap(Val), unwrap(DestTy), Name));
2399 }
2400
2401 LLVMValueRef LLVMBuildZExt(LLVMBuilderRef B, LLVMValueRef Val,
2402                            LLVMTypeRef DestTy, const char *Name) {
2403   return wrap(unwrap(B)->CreateZExt(unwrap(Val), unwrap(DestTy), Name));
2404 }
2405
2406 LLVMValueRef LLVMBuildSExt(LLVMBuilderRef B, LLVMValueRef Val,
2407                            LLVMTypeRef DestTy, const char *Name) {
2408   return wrap(unwrap(B)->CreateSExt(unwrap(Val), unwrap(DestTy), Name));
2409 }
2410
2411 LLVMValueRef LLVMBuildFPToUI(LLVMBuilderRef B, LLVMValueRef Val,
2412                              LLVMTypeRef DestTy, const char *Name) {
2413   return wrap(unwrap(B)->CreateFPToUI(unwrap(Val), unwrap(DestTy), Name));
2414 }
2415
2416 LLVMValueRef LLVMBuildFPToSI(LLVMBuilderRef B, LLVMValueRef Val,
2417                              LLVMTypeRef DestTy, const char *Name) {
2418   return wrap(unwrap(B)->CreateFPToSI(unwrap(Val), unwrap(DestTy), Name));
2419 }
2420
2421 LLVMValueRef LLVMBuildUIToFP(LLVMBuilderRef B, LLVMValueRef Val,
2422                              LLVMTypeRef DestTy, const char *Name) {
2423   return wrap(unwrap(B)->CreateUIToFP(unwrap(Val), unwrap(DestTy), Name));
2424 }
2425
2426 LLVMValueRef LLVMBuildSIToFP(LLVMBuilderRef B, LLVMValueRef Val,
2427                              LLVMTypeRef DestTy, const char *Name) {
2428   return wrap(unwrap(B)->CreateSIToFP(unwrap(Val), unwrap(DestTy), Name));
2429 }
2430
2431 LLVMValueRef LLVMBuildFPTrunc(LLVMBuilderRef B, LLVMValueRef Val,
2432                               LLVMTypeRef DestTy, const char *Name) {
2433   return wrap(unwrap(B)->CreateFPTrunc(unwrap(Val), unwrap(DestTy), Name));
2434 }
2435
2436 LLVMValueRef LLVMBuildFPExt(LLVMBuilderRef B, LLVMValueRef Val,
2437                             LLVMTypeRef DestTy, const char *Name) {
2438   return wrap(unwrap(B)->CreateFPExt(unwrap(Val), unwrap(DestTy), Name));
2439 }
2440
2441 LLVMValueRef LLVMBuildPtrToInt(LLVMBuilderRef B, LLVMValueRef Val,
2442                                LLVMTypeRef DestTy, const char *Name) {
2443   return wrap(unwrap(B)->CreatePtrToInt(unwrap(Val), unwrap(DestTy), Name));
2444 }
2445
2446 LLVMValueRef LLVMBuildIntToPtr(LLVMBuilderRef B, LLVMValueRef Val,
2447                                LLVMTypeRef DestTy, const char *Name) {
2448   return wrap(unwrap(B)->CreateIntToPtr(unwrap(Val), unwrap(DestTy), Name));
2449 }
2450
2451 LLVMValueRef LLVMBuildBitCast(LLVMBuilderRef B, LLVMValueRef Val,
2452                               LLVMTypeRef DestTy, const char *Name) {
2453   return wrap(unwrap(B)->CreateBitCast(unwrap(Val), unwrap(DestTy), Name));
2454 }
2455
2456 LLVMValueRef LLVMBuildAddrSpaceCast(LLVMBuilderRef B, LLVMValueRef Val,
2457                                     LLVMTypeRef DestTy, const char *Name) {
2458   return wrap(unwrap(B)->CreateAddrSpaceCast(unwrap(Val), unwrap(DestTy), Name));
2459 }
2460
2461 LLVMValueRef LLVMBuildZExtOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
2462                                     LLVMTypeRef DestTy, const char *Name) {
2463   return wrap(unwrap(B)->CreateZExtOrBitCast(unwrap(Val), unwrap(DestTy),
2464                                              Name));
2465 }
2466
2467 LLVMValueRef LLVMBuildSExtOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
2468                                     LLVMTypeRef DestTy, const char *Name) {
2469   return wrap(unwrap(B)->CreateSExtOrBitCast(unwrap(Val), unwrap(DestTy),
2470                                              Name));
2471 }
2472
2473 LLVMValueRef LLVMBuildTruncOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
2474                                      LLVMTypeRef DestTy, const char *Name) {
2475   return wrap(unwrap(B)->CreateTruncOrBitCast(unwrap(Val), unwrap(DestTy),
2476                                               Name));
2477 }
2478
2479 LLVMValueRef LLVMBuildCast(LLVMBuilderRef B, LLVMOpcode Op, LLVMValueRef Val,
2480                            LLVMTypeRef DestTy, const char *Name) {
2481   return wrap(unwrap(B)->CreateCast(Instruction::CastOps(map_from_llvmopcode(Op)), unwrap(Val),
2482                                     unwrap(DestTy), Name));
2483 }
2484
2485 LLVMValueRef LLVMBuildPointerCast(LLVMBuilderRef B, LLVMValueRef Val,
2486                                   LLVMTypeRef DestTy, const char *Name) {
2487   return wrap(unwrap(B)->CreatePointerCast(unwrap(Val), unwrap(DestTy), Name));
2488 }
2489
2490 LLVMValueRef LLVMBuildIntCast(LLVMBuilderRef B, LLVMValueRef Val,
2491                               LLVMTypeRef DestTy, const char *Name) {
2492   return wrap(unwrap(B)->CreateIntCast(unwrap(Val), unwrap(DestTy),
2493                                        /*isSigned*/true, Name));
2494 }
2495
2496 LLVMValueRef LLVMBuildFPCast(LLVMBuilderRef B, LLVMValueRef Val,
2497                              LLVMTypeRef DestTy, const char *Name) {
2498   return wrap(unwrap(B)->CreateFPCast(unwrap(Val), unwrap(DestTy), Name));
2499 }
2500
2501 /*--.. Comparisons .........................................................--*/
2502
2503 LLVMValueRef LLVMBuildICmp(LLVMBuilderRef B, LLVMIntPredicate Op,
2504                            LLVMValueRef LHS, LLVMValueRef RHS,
2505                            const char *Name) {
2506   return wrap(unwrap(B)->CreateICmp(static_cast<ICmpInst::Predicate>(Op),
2507                                     unwrap(LHS), unwrap(RHS), Name));
2508 }
2509
2510 LLVMValueRef LLVMBuildFCmp(LLVMBuilderRef B, LLVMRealPredicate Op,
2511                            LLVMValueRef LHS, LLVMValueRef RHS,
2512                            const char *Name) {
2513   return wrap(unwrap(B)->CreateFCmp(static_cast<FCmpInst::Predicate>(Op),
2514                                     unwrap(LHS), unwrap(RHS), Name));
2515 }
2516
2517 /*--.. Miscellaneous instructions ..........................................--*/
2518
2519 LLVMValueRef LLVMBuildPhi(LLVMBuilderRef B, LLVMTypeRef Ty, const char *Name) {
2520   return wrap(unwrap(B)->CreatePHI(unwrap(Ty), 0, Name));
2521 }
2522
2523 LLVMValueRef LLVMBuildCall(LLVMBuilderRef B, LLVMValueRef Fn,
2524                            LLVMValueRef *Args, unsigned NumArgs,
2525                            const char *Name) {
2526   return wrap(unwrap(B)->CreateCall(unwrap(Fn),
2527                                     makeArrayRef(unwrap(Args), NumArgs),
2528                                     Name));
2529 }
2530
2531 LLVMValueRef LLVMBuildSelect(LLVMBuilderRef B, LLVMValueRef If,
2532                              LLVMValueRef Then, LLVMValueRef Else,
2533                              const char *Name) {
2534   return wrap(unwrap(B)->CreateSelect(unwrap(If), unwrap(Then), unwrap(Else),
2535                                       Name));
2536 }
2537
2538 LLVMValueRef LLVMBuildVAArg(LLVMBuilderRef B, LLVMValueRef List,
2539                             LLVMTypeRef Ty, const char *Name) {
2540   return wrap(unwrap(B)->CreateVAArg(unwrap(List), unwrap(Ty), Name));
2541 }
2542
2543 LLVMValueRef LLVMBuildExtractElement(LLVMBuilderRef B, LLVMValueRef VecVal,
2544                                       LLVMValueRef Index, const char *Name) {
2545   return wrap(unwrap(B)->CreateExtractElement(unwrap(VecVal), unwrap(Index),
2546                                               Name));
2547 }
2548
2549 LLVMValueRef LLVMBuildInsertElement(LLVMBuilderRef B, LLVMValueRef VecVal,
2550                                     LLVMValueRef EltVal, LLVMValueRef Index,
2551                                     const char *Name) {
2552   return wrap(unwrap(B)->CreateInsertElement(unwrap(VecVal), unwrap(EltVal),
2553                                              unwrap(Index), Name));
2554 }
2555
2556 LLVMValueRef LLVMBuildShuffleVector(LLVMBuilderRef B, LLVMValueRef V1,
2557                                     LLVMValueRef V2, LLVMValueRef Mask,
2558                                     const char *Name) {
2559   return wrap(unwrap(B)->CreateShuffleVector(unwrap(V1), unwrap(V2),
2560                                              unwrap(Mask), Name));
2561 }
2562
2563 LLVMValueRef LLVMBuildExtractValue(LLVMBuilderRef B, LLVMValueRef AggVal,
2564                                    unsigned Index, const char *Name) {
2565   return wrap(unwrap(B)->CreateExtractValue(unwrap(AggVal), Index, Name));
2566 }
2567
2568 LLVMValueRef LLVMBuildInsertValue(LLVMBuilderRef B, LLVMValueRef AggVal,
2569                                   LLVMValueRef EltVal, unsigned Index,
2570                                   const char *Name) {
2571   return wrap(unwrap(B)->CreateInsertValue(unwrap(AggVal), unwrap(EltVal),
2572                                            Index, Name));
2573 }
2574
2575 LLVMValueRef LLVMBuildIsNull(LLVMBuilderRef B, LLVMValueRef Val,
2576                              const char *Name) {
2577   return wrap(unwrap(B)->CreateIsNull(unwrap(Val), Name));
2578 }
2579
2580 LLVMValueRef LLVMBuildIsNotNull(LLVMBuilderRef B, LLVMValueRef Val,
2581                                 const char *Name) {
2582   return wrap(unwrap(B)->CreateIsNotNull(unwrap(Val), Name));
2583 }
2584
2585 LLVMValueRef LLVMBuildPtrDiff(LLVMBuilderRef B, LLVMValueRef LHS,
2586                               LLVMValueRef RHS, const char *Name) {
2587   return wrap(unwrap(B)->CreatePtrDiff(unwrap(LHS), unwrap(RHS), Name));
2588 }
2589
2590 LLVMValueRef LLVMBuildAtomicRMW(LLVMBuilderRef B,LLVMAtomicRMWBinOp op,
2591                                LLVMValueRef PTR, LLVMValueRef Val,
2592                                LLVMAtomicOrdering ordering,
2593                                LLVMBool singleThread) {
2594   AtomicRMWInst::BinOp intop;
2595   switch (op) {
2596     case LLVMAtomicRMWBinOpXchg: intop = AtomicRMWInst::Xchg; break;
2597     case LLVMAtomicRMWBinOpAdd: intop = AtomicRMWInst::Add; break;
2598     case LLVMAtomicRMWBinOpSub: intop = AtomicRMWInst::Sub; break;
2599     case LLVMAtomicRMWBinOpAnd: intop = AtomicRMWInst::And; break;
2600     case LLVMAtomicRMWBinOpNand: intop = AtomicRMWInst::Nand; break;
2601     case LLVMAtomicRMWBinOpOr: intop = AtomicRMWInst::Or; break;
2602     case LLVMAtomicRMWBinOpXor: intop = AtomicRMWInst::Xor; break;
2603     case LLVMAtomicRMWBinOpMax: intop = AtomicRMWInst::Max; break;
2604     case LLVMAtomicRMWBinOpMin: intop = AtomicRMWInst::Min; break;
2605     case LLVMAtomicRMWBinOpUMax: intop = AtomicRMWInst::UMax; break;
2606     case LLVMAtomicRMWBinOpUMin: intop = AtomicRMWInst::UMin; break;
2607   }
2608   return wrap(unwrap(B)->CreateAtomicRMW(intop, unwrap(PTR), unwrap(Val),
2609     mapFromLLVMOrdering(ordering), singleThread ? SingleThread : CrossThread));
2610 }
2611
2612
2613 /*===-- Module providers --------------------------------------------------===*/
2614
2615 LLVMModuleProviderRef
2616 LLVMCreateModuleProviderForExistingModule(LLVMModuleRef M) {
2617   return reinterpret_cast<LLVMModuleProviderRef>(M);
2618 }
2619
2620 void LLVMDisposeModuleProvider(LLVMModuleProviderRef MP) {
2621   delete unwrap(MP);
2622 }
2623
2624
2625 /*===-- Memory buffers ----------------------------------------------------===*/
2626
2627 LLVMBool LLVMCreateMemoryBufferWithContentsOfFile(
2628     const char *Path,
2629     LLVMMemoryBufferRef *OutMemBuf,
2630     char **OutMessage) {
2631
2632   ErrorOr<std::unique_ptr<MemoryBuffer>> MBOrErr = MemoryBuffer::getFile(Path);
2633   if (std::error_code EC = MBOrErr.getError()) {
2634     *OutMessage = strdup(EC.message().c_str());
2635     return 1;
2636   }
2637   *OutMemBuf = wrap(MBOrErr.get().release());
2638   return 0;
2639 }
2640
2641 LLVMBool LLVMCreateMemoryBufferWithSTDIN(LLVMMemoryBufferRef *OutMemBuf,
2642                                          char **OutMessage) {
2643   ErrorOr<std::unique_ptr<MemoryBuffer>> MBOrErr = MemoryBuffer::getSTDIN();
2644   if (std::error_code EC = MBOrErr.getError()) {
2645     *OutMessage = strdup(EC.message().c_str());
2646     return 1;
2647   }
2648   *OutMemBuf = wrap(MBOrErr.get().release());
2649   return 0;
2650 }
2651
2652 LLVMMemoryBufferRef LLVMCreateMemoryBufferWithMemoryRange(
2653     const char *InputData,
2654     size_t InputDataLength,
2655     const char *BufferName,
2656     LLVMBool RequiresNullTerminator) {
2657
2658   return wrap(MemoryBuffer::getMemBuffer(
2659       StringRef(InputData, InputDataLength),
2660       StringRef(BufferName),
2661       RequiresNullTerminator));
2662 }
2663
2664 LLVMMemoryBufferRef LLVMCreateMemoryBufferWithMemoryRangeCopy(
2665     const char *InputData,
2666     size_t InputDataLength,
2667     const char *BufferName) {
2668
2669   return wrap(MemoryBuffer::getMemBufferCopy(
2670       StringRef(InputData, InputDataLength),
2671       StringRef(BufferName)));
2672 }
2673
2674 const char *LLVMGetBufferStart(LLVMMemoryBufferRef MemBuf) {
2675   return unwrap(MemBuf)->getBufferStart();
2676 }
2677
2678 size_t LLVMGetBufferSize(LLVMMemoryBufferRef MemBuf) {
2679   return unwrap(MemBuf)->getBufferSize();
2680 }
2681
2682 void LLVMDisposeMemoryBuffer(LLVMMemoryBufferRef MemBuf) {
2683   delete unwrap(MemBuf);
2684 }
2685
2686 /*===-- Pass Registry -----------------------------------------------------===*/
2687
2688 LLVMPassRegistryRef LLVMGetGlobalPassRegistry(void) {
2689   return wrap(PassRegistry::getPassRegistry());
2690 }
2691
2692 /*===-- Pass Manager ------------------------------------------------------===*/
2693
2694 LLVMPassManagerRef LLVMCreatePassManager() {
2695   return wrap(new PassManager());
2696 }
2697
2698 LLVMPassManagerRef LLVMCreateFunctionPassManagerForModule(LLVMModuleRef M) {
2699   return wrap(new FunctionPassManager(unwrap(M)));
2700 }
2701
2702 LLVMPassManagerRef LLVMCreateFunctionPassManager(LLVMModuleProviderRef P) {
2703   return LLVMCreateFunctionPassManagerForModule(
2704                                             reinterpret_cast<LLVMModuleRef>(P));
2705 }
2706
2707 LLVMBool LLVMRunPassManager(LLVMPassManagerRef PM, LLVMModuleRef M) {
2708   return unwrap<PassManager>(PM)->run(*unwrap(M));
2709 }
2710
2711 LLVMBool LLVMInitializeFunctionPassManager(LLVMPassManagerRef FPM) {
2712   return unwrap<FunctionPassManager>(FPM)->doInitialization();
2713 }
2714
2715 LLVMBool LLVMRunFunctionPassManager(LLVMPassManagerRef FPM, LLVMValueRef F) {
2716   return unwrap<FunctionPassManager>(FPM)->run(*unwrap<Function>(F));
2717 }
2718
2719 LLVMBool LLVMFinalizeFunctionPassManager(LLVMPassManagerRef FPM) {
2720   return unwrap<FunctionPassManager>(FPM)->doFinalization();
2721 }
2722
2723 void LLVMDisposePassManager(LLVMPassManagerRef PM) {
2724   delete unwrap(PM);
2725 }
2726
2727 /*===-- Threading ------------------------------------------------------===*/
2728
2729 LLVMBool LLVMStartMultithreaded() {
2730   return LLVMIsMultithreaded();
2731 }
2732
2733 void LLVMStopMultithreaded() {
2734 }
2735
2736 LLVMBool LLVMIsMultithreaded() {
2737   return llvm_is_multithreaded();
2738 }